4244 lines
127 KiB
C++
4244 lines
127 KiB
C++
/*
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* s3fs - FUSE-based file system backed by Amazon S3
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*
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* Copyright 2007-2008 Randy Rizun <rrizun@gmail.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <time.h>
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#include <string.h>
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#include <unistd.h>
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#include <stdint.h>
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#include <fcntl.h>
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#include <dirent.h>
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#include <errno.h>
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#include <syslog.h>
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#include <pthread.h>
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#include <assert.h>
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#include <curl/curl.h>
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#include <libxml/xpath.h>
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#include <libxml/xpathInternals.h>
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#include <libxml/tree.h>
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#include <iostream>
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#include <fstream>
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#include <string>
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#include <map>
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#include <algorithm>
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#include <list>
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#include <vector>
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#include "common.h"
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#include "curl.h"
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#include "string_util.h"
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#include "s3fs.h"
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#include "s3fs_util.h"
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#include "s3fs_auth.h"
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#include "addhead.h"
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using namespace std;
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static const std::string empty_payload_hash = "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855";
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//-------------------------------------------------------------------
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// Utilities
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//-------------------------------------------------------------------
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// [TODO]
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// This function uses temporary file, but should not use it.
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// For not using it, we implement function in each auth file(openssl, nss. gnutls).
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//
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static bool make_md5_from_string(const char* pstr, string& md5)
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{
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if(!pstr || '\0' == pstr[0]){
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S3FS_PRN_ERR("Parameter is wrong.");
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return false;
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}
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FILE* fp;
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if(NULL == (fp = tmpfile())){
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S3FS_PRN_ERR("Could not make tmpfile.");
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return false;
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}
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size_t length = strlen(pstr);
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if(length != fwrite(pstr, sizeof(char), length, fp)){
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S3FS_PRN_ERR("Failed to write tmpfile.");
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fclose(fp);
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return false;
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}
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int fd;
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if(0 != fflush(fp) || 0 != fseek(fp, 0L, SEEK_SET) || -1 == (fd = fileno(fp))){
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S3FS_PRN_ERR("Failed to make MD5.");
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fclose(fp);
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return false;
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}
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// base64 md5
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md5 = s3fs_get_content_md5(fd);
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if(0 == md5.length()){
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S3FS_PRN_ERR("Failed to make MD5.");
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fclose(fp);
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return false;
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}
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fclose(fp);
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return true;
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}
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static string url_to_host(const std::string &url)
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{
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S3FS_PRN_INFO3("url is %s", url.c_str());
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static const string http = "http://";
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static const string https = "https://";
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std::string host;
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if (url.compare(0, http.size(), http) == 0) {
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host = url.substr(http.size());
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} else if (url.compare(0, https.size(), https) == 0) {
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host = url.substr(https.size());
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} else {
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assert(!"url does not begin with http:// or https://");
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}
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size_t idx;
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if ((idx = host.find('/')) != string::npos) {
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return host.substr(0, idx);
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} else {
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return host;
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}
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}
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static string get_bucket_host()
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{
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if(!pathrequeststyle){
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return bucket + "." + url_to_host(host);
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}
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return url_to_host(host);
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}
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#if 0 // noused
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static string tolower_header_name(const char* head)
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{
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string::size_type pos;
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string name = head;
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string value("");
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if(string::npos != (pos = name.find(':'))){
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value= name.substr(pos);
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name = name.substr(0, pos);
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}
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name = lower(name);
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name += value;
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return name;
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}
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#endif
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//-------------------------------------------------------------------
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// Class BodyData
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//-------------------------------------------------------------------
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#define BODYDATA_RESIZE_APPEND_MIN (1 * 1024) // 1KB
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#define BODYDATA_RESIZE_APPEND_MID (1 * 1024 * 1024) // 1MB
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#define BODYDATA_RESIZE_APPEND_MAX (10 * 1024 * 1024) // 10MB
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#define AJUST_BLOCK(bytes, block) (((bytes / block) + ((bytes % block) ? 1 : 0)) * block)
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bool BodyData::Resize(size_t addbytes)
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{
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if(IsSafeSize(addbytes)){
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return true;
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}
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// New size
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size_t need_size = AJUST_BLOCK((lastpos + addbytes + 1) - bufsize, sizeof(off_t));
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if(BODYDATA_RESIZE_APPEND_MAX < bufsize){
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need_size = (BODYDATA_RESIZE_APPEND_MAX < need_size ? need_size : BODYDATA_RESIZE_APPEND_MAX);
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}else if(BODYDATA_RESIZE_APPEND_MID < bufsize){
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need_size = (BODYDATA_RESIZE_APPEND_MID < need_size ? need_size : BODYDATA_RESIZE_APPEND_MID);
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}else if(BODYDATA_RESIZE_APPEND_MIN < bufsize){
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need_size = ((bufsize * 2) < need_size ? need_size : (bufsize * 2));
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}else{
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need_size = (BODYDATA_RESIZE_APPEND_MIN < need_size ? need_size : BODYDATA_RESIZE_APPEND_MIN);
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}
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// realloc
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char* newtext;
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if(NULL == (newtext = (char*)realloc(text, (bufsize + need_size)))){
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S3FS_PRN_CRIT("not enough memory (realloc returned NULL)");
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free(text);
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text = NULL;
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return false;
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}
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text = newtext;
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bufsize += need_size;
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return true;
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}
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void BodyData::Clear(void)
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{
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if(text){
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free(text);
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text = NULL;
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}
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lastpos = 0;
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bufsize = 0;
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}
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bool BodyData::Append(void* ptr, size_t bytes)
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{
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if(!ptr){
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return false;
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}
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if(0 == bytes){
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return true;
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}
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if(!Resize(bytes)){
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return false;
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}
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memcpy(&text[lastpos], ptr, bytes);
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lastpos += bytes;
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text[lastpos] = '\0';
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return true;
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}
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const char* BodyData::str(void) const
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{
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static const char* strnull = "";
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if(!text){
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return strnull;
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}
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return text;
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}
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//-------------------------------------------------------------------
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// Class CurlHandlerPool
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//-------------------------------------------------------------------
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bool CurlHandlerPool::Init()
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{
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if (0 != pthread_mutex_init(&mLock, NULL)) {
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S3FS_PRN_ERR("Init curl handlers lock failed");
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return false;
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}
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mHandlers = new CURL*[mMaxHandlers](); // this will init the array to 0
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for (int i = 0; i < mMaxHandlers; ++i, ++mIndex) {
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mHandlers[i] = curl_easy_init();
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if (!mHandlers[i]) {
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S3FS_PRN_ERR("Init curl handlers pool failed");
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Destroy();
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return false;
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}
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}
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return true;
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}
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bool CurlHandlerPool::Destroy()
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{
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assert(mIndex >= -1 && mIndex < mMaxHandlers);
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for (int i = 0; i <= mIndex; ++i) {
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curl_easy_cleanup(mHandlers[i]);
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}
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delete[] mHandlers;
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if (0 != pthread_mutex_destroy(&mLock)) {
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S3FS_PRN_ERR("Destroy curl handlers lock failed");
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return false;
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}
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return true;
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}
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CURL* CurlHandlerPool::GetHandler()
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{
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CURL* h = NULL;
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assert(mIndex >= -1 && mIndex < mMaxHandlers);
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pthread_mutex_lock(&mLock);
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if (mIndex >= 0) {
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S3FS_PRN_DBG("Get handler from pool: %d", mIndex);
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h = mHandlers[mIndex--];
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}
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pthread_mutex_unlock(&mLock);
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if (!h) {
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S3FS_PRN_INFO("Pool empty: create new handler");
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h = curl_easy_init();
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}
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return h;
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}
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void CurlHandlerPool::ReturnHandler(CURL* h)
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{
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bool needCleanup = true;
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assert(mIndex >= -1 && mIndex < mMaxHandlers);
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pthread_mutex_lock(&mLock);
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if (mIndex < mMaxHandlers - 1) {
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mHandlers[++mIndex] = h;
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needCleanup = false;
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S3FS_PRN_DBG("Return handler to pool: %d", mIndex);
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}
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pthread_mutex_unlock(&mLock);
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if (needCleanup) {
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S3FS_PRN_INFO("Pool full: destroy the handler");
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curl_easy_cleanup(h);
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}
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}
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//-------------------------------------------------------------------
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// Class S3fsCurl
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//-------------------------------------------------------------------
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#define MULTIPART_SIZE 10485760 // 10MB
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#define MAX_MULTI_COPY_SOURCE_SIZE 524288000 // 500MB
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#define IAM_EXPIRE_MERGIN (20 * 60) // update timing
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#define IAM_CRED_URL "http://169.254.169.254/latest/meta-data/iam/security-credentials/"
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#define IAMCRED_ACCESSKEYID "AccessKeyId"
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#define IAMCRED_SECRETACCESSKEY "SecretAccessKey"
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#define IAMCRED_ACCESSTOKEN "Token"
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#define IAMCRED_EXPIRATION "Expiration"
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#define IAMCRED_KEYCOUNT 4
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// [NOTICE]
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// This symbol is for libcurl under 7.23.0
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#ifndef CURLSHE_NOT_BUILT_IN
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#define CURLSHE_NOT_BUILT_IN 5
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#endif
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pthread_mutex_t S3fsCurl::curl_handles_lock;
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pthread_mutex_t S3fsCurl::curl_share_lock[SHARE_MUTEX_MAX];
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bool S3fsCurl::is_initglobal_done = false;
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CurlHandlerPool* S3fsCurl::sCurlPool = NULL;
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int S3fsCurl::sCurlPoolSize = 32;
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CURLSH* S3fsCurl::hCurlShare = NULL;
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bool S3fsCurl::is_cert_check = true; // default
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bool S3fsCurl::is_dns_cache = true; // default
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bool S3fsCurl::is_ssl_session_cache= true; // default
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long S3fsCurl::connect_timeout = 300; // default
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time_t S3fsCurl::readwrite_timeout = 60; // default
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int S3fsCurl::retries = 3; // default
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bool S3fsCurl::is_public_bucket = false;
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string S3fsCurl::default_acl = "private";
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storage_class_t S3fsCurl::storage_class = STANDARD;
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sseckeylist_t S3fsCurl::sseckeys;
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std::string S3fsCurl::ssekmsid = "";
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sse_type_t S3fsCurl::ssetype = SSE_DISABLE;
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bool S3fsCurl::is_content_md5 = false;
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bool S3fsCurl::is_verbose = false;
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string S3fsCurl::AWSAccessKeyId;
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string S3fsCurl::AWSSecretAccessKey;
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string S3fsCurl::AWSAccessToken;
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time_t S3fsCurl::AWSAccessTokenExpire= 0;
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string S3fsCurl::IAM_role;
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long S3fsCurl::ssl_verify_hostname = 1; // default(original code...)
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curltime_t S3fsCurl::curl_times;
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curlprogress_t S3fsCurl::curl_progress;
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string S3fsCurl::curl_ca_bundle;
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mimes_t S3fsCurl::mimeTypes;
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int S3fsCurl::max_parallel_cnt = 5; // default
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off_t S3fsCurl::multipart_size = MULTIPART_SIZE; // default
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bool S3fsCurl::is_sigv4 = true; // default
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bool S3fsCurl::is_ua = true; // default
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//-------------------------------------------------------------------
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// Class methods for S3fsCurl
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//-------------------------------------------------------------------
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bool S3fsCurl::InitS3fsCurl(const char* MimeFile)
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{
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if(0 != pthread_mutex_init(&S3fsCurl::curl_handles_lock, NULL)){
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return false;
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}
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if(0 != pthread_mutex_init(&S3fsCurl::curl_share_lock[SHARE_MUTEX_DNS], NULL)){
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return false;
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}
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if(0 != pthread_mutex_init(&S3fsCurl::curl_share_lock[SHARE_MUTEX_SSL_SESSION], NULL)){
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return false;
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}
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if(!S3fsCurl::InitMimeType(MimeFile)){
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return false;
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}
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if(!S3fsCurl::InitGlobalCurl()){
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return false;
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}
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sCurlPool = new CurlHandlerPool(sCurlPoolSize);
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if (!sCurlPool->Init()) {
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return false;
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}
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if(!S3fsCurl::InitShareCurl()){
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return false;
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}
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if(!S3fsCurl::InitCryptMutex()){
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return false;
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}
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return true;
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}
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bool S3fsCurl::DestroyS3fsCurl(void)
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{
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int result = true;
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if(!S3fsCurl::DestroyCryptMutex()){
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result = false;
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}
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if(!S3fsCurl::DestroyShareCurl()){
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result = false;
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}
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if (!sCurlPool->Destroy()) {
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result = false;
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}
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if(!S3fsCurl::DestroyGlobalCurl()){
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result = false;
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}
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if(0 != pthread_mutex_destroy(&S3fsCurl::curl_share_lock[SHARE_MUTEX_DNS])){
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result = false;
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}
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if(0 != pthread_mutex_destroy(&S3fsCurl::curl_share_lock[SHARE_MUTEX_SSL_SESSION])){
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result = false;
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}
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if(0 != pthread_mutex_destroy(&S3fsCurl::curl_handles_lock)){
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result = false;
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}
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return result;
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}
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bool S3fsCurl::InitGlobalCurl(void)
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{
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if(S3fsCurl::is_initglobal_done){
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return false;
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}
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if(CURLE_OK != curl_global_init(CURL_GLOBAL_ALL)){
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S3FS_PRN_ERR("init_curl_global_all returns error.");
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return false;
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}
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S3fsCurl::is_initglobal_done = true;
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return true;
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}
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bool S3fsCurl::DestroyGlobalCurl(void)
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{
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if(!S3fsCurl::is_initglobal_done){
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return false;
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}
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curl_global_cleanup();
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S3fsCurl::is_initglobal_done = false;
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return true;
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}
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bool S3fsCurl::InitShareCurl(void)
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{
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CURLSHcode nSHCode;
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if(!S3fsCurl::is_dns_cache && !S3fsCurl::is_ssl_session_cache){
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S3FS_PRN_INFO("Curl does not share DNS data.");
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return true;
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}
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if(S3fsCurl::hCurlShare){
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S3FS_PRN_WARN("already initiated.");
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return false;
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}
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if(NULL == (S3fsCurl::hCurlShare = curl_share_init())){
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S3FS_PRN_ERR("curl_share_init failed");
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return false;
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}
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if(CURLSHE_OK != (nSHCode = curl_share_setopt(S3fsCurl::hCurlShare, CURLSHOPT_LOCKFUNC, S3fsCurl::LockCurlShare))){
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S3FS_PRN_ERR("curl_share_setopt(LOCKFUNC) returns %d(%s)", nSHCode, curl_share_strerror(nSHCode));
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return false;
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}
|
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if(CURLSHE_OK != (nSHCode = curl_share_setopt(S3fsCurl::hCurlShare, CURLSHOPT_UNLOCKFUNC, S3fsCurl::UnlockCurlShare))){
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S3FS_PRN_ERR("curl_share_setopt(UNLOCKFUNC) returns %d(%s)", nSHCode, curl_share_strerror(nSHCode));
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return false;
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}
|
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if(S3fsCurl::is_dns_cache){
|
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nSHCode = curl_share_setopt(S3fsCurl::hCurlShare, CURLSHOPT_SHARE, CURL_LOCK_DATA_DNS);
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if(CURLSHE_OK != nSHCode && CURLSHE_BAD_OPTION != nSHCode && CURLSHE_NOT_BUILT_IN != nSHCode){
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S3FS_PRN_ERR("curl_share_setopt(DNS) returns %d(%s)", nSHCode, curl_share_strerror(nSHCode));
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return false;
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}else if(CURLSHE_BAD_OPTION == nSHCode || CURLSHE_NOT_BUILT_IN == nSHCode){
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S3FS_PRN_WARN("curl_share_setopt(DNS) returns %d(%s), but continue without shared dns data.", nSHCode, curl_share_strerror(nSHCode));
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}
|
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}
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if(S3fsCurl::is_ssl_session_cache){
|
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nSHCode = curl_share_setopt(S3fsCurl::hCurlShare, CURLSHOPT_SHARE, CURL_LOCK_DATA_SSL_SESSION);
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if(CURLSHE_OK != nSHCode && CURLSHE_BAD_OPTION != nSHCode && CURLSHE_NOT_BUILT_IN != nSHCode){
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S3FS_PRN_ERR("curl_share_setopt(SSL SESSION) returns %d(%s)", nSHCode, curl_share_strerror(nSHCode));
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return false;
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}else if(CURLSHE_BAD_OPTION == nSHCode || CURLSHE_NOT_BUILT_IN == nSHCode){
|
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S3FS_PRN_WARN("curl_share_setopt(SSL SESSION) returns %d(%s), but continue without shared ssl session data.", nSHCode, curl_share_strerror(nSHCode));
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}
|
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}
|
|
if(CURLSHE_OK != (nSHCode = curl_share_setopt(S3fsCurl::hCurlShare, CURLSHOPT_USERDATA, (void*)&S3fsCurl::curl_share_lock[0]))){
|
|
S3FS_PRN_ERR("curl_share_setopt(USERDATA) returns %d(%s)", nSHCode, curl_share_strerror(nSHCode));
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool S3fsCurl::DestroyShareCurl(void)
|
|
{
|
|
if(!S3fsCurl::hCurlShare){
|
|
if(!S3fsCurl::is_dns_cache && !S3fsCurl::is_ssl_session_cache){
|
|
return true;
|
|
}
|
|
S3FS_PRN_WARN("already destroy share curl.");
|
|
return false;
|
|
}
|
|
if(CURLSHE_OK != curl_share_cleanup(S3fsCurl::hCurlShare)){
|
|
return false;
|
|
}
|
|
S3fsCurl::hCurlShare = NULL;
|
|
return true;
|
|
}
|
|
|
|
void S3fsCurl::LockCurlShare(CURL* handle, curl_lock_data nLockData, curl_lock_access laccess, void* useptr)
|
|
{
|
|
if(!hCurlShare){
|
|
return;
|
|
}
|
|
pthread_mutex_t* lockmutex = static_cast<pthread_mutex_t*>(useptr);
|
|
if(CURL_LOCK_DATA_DNS == nLockData){
|
|
pthread_mutex_lock(&lockmutex[SHARE_MUTEX_DNS]);
|
|
}else if(CURL_LOCK_DATA_SSL_SESSION == nLockData){
|
|
pthread_mutex_lock(&lockmutex[SHARE_MUTEX_SSL_SESSION]);
|
|
}
|
|
}
|
|
|
|
void S3fsCurl::UnlockCurlShare(CURL* handle, curl_lock_data nLockData, void* useptr)
|
|
{
|
|
if(!hCurlShare){
|
|
return;
|
|
}
|
|
pthread_mutex_t* lockmutex = static_cast<pthread_mutex_t*>(useptr);
|
|
if(CURL_LOCK_DATA_DNS == nLockData){
|
|
pthread_mutex_unlock(&lockmutex[SHARE_MUTEX_DNS]);
|
|
}else if(CURL_LOCK_DATA_SSL_SESSION == nLockData){
|
|
pthread_mutex_unlock(&lockmutex[SHARE_MUTEX_SSL_SESSION]);
|
|
}
|
|
}
|
|
|
|
bool S3fsCurl::InitCryptMutex(void)
|
|
{
|
|
return s3fs_init_crypt_mutex();
|
|
}
|
|
|
|
bool S3fsCurl::DestroyCryptMutex(void)
|
|
{
|
|
return s3fs_destroy_crypt_mutex();
|
|
}
|
|
|
|
// homegrown timeout mechanism
|
|
int S3fsCurl::CurlProgress(void *clientp, double dltotal, double dlnow, double ultotal, double ulnow)
|
|
{
|
|
CURL* curl = static_cast<CURL*>(clientp);
|
|
time_t now = time(0);
|
|
progress_t p(dlnow, ulnow);
|
|
|
|
pthread_mutex_lock(&S3fsCurl::curl_handles_lock);
|
|
|
|
// any progress?
|
|
if(p != S3fsCurl::curl_progress[curl]){
|
|
// yes!
|
|
S3fsCurl::curl_times[curl] = now;
|
|
S3fsCurl::curl_progress[curl] = p;
|
|
}else{
|
|
// timeout?
|
|
if(now - S3fsCurl::curl_times[curl] > readwrite_timeout){
|
|
pthread_mutex_unlock(&S3fsCurl::curl_handles_lock);
|
|
S3FS_PRN_ERR("timeout now: %jd, curl_times[curl]: %jd, readwrite_timeout: %jd",
|
|
(intmax_t)now, (intmax_t)(S3fsCurl::curl_times[curl]), (intmax_t)readwrite_timeout);
|
|
return CURLE_ABORTED_BY_CALLBACK;
|
|
}
|
|
}
|
|
|
|
pthread_mutex_unlock(&S3fsCurl::curl_handles_lock);
|
|
return 0;
|
|
}
|
|
|
|
bool S3fsCurl::InitMimeType(const char* MimeFile)
|
|
{
|
|
if(!MimeFile){
|
|
MimeFile = "/etc/mime.types"; // default
|
|
}
|
|
|
|
string line;
|
|
ifstream MT(MimeFile);
|
|
if(MT.good()){
|
|
while(getline(MT, line)){
|
|
if(line[0]=='#'){
|
|
continue;
|
|
}
|
|
if(line.size() == 0){
|
|
continue;
|
|
}
|
|
|
|
stringstream tmp(line);
|
|
string mimeType;
|
|
tmp >> mimeType;
|
|
while(tmp){
|
|
string ext;
|
|
tmp >> ext;
|
|
if(ext.size() == 0){
|
|
continue;
|
|
}
|
|
S3fsCurl::mimeTypes[ext] = mimeType;
|
|
}
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
//
|
|
// @param s e.g., "index.html"
|
|
// @return e.g., "text/html"
|
|
//
|
|
string S3fsCurl::LookupMimeType(const string& name)
|
|
{
|
|
string result("application/octet-stream");
|
|
string::size_type last_pos = name.find_last_of('.');
|
|
string::size_type first_pos = name.find_first_of('.');
|
|
string prefix, ext, ext2;
|
|
|
|
// No dots in name, just return
|
|
if(last_pos == string::npos){
|
|
return result;
|
|
}
|
|
// extract the last extension
|
|
if(last_pos != string::npos){
|
|
ext = name.substr(1+last_pos, string::npos);
|
|
}
|
|
if (last_pos != string::npos) {
|
|
// one dot was found, now look for another
|
|
if (first_pos != string::npos && first_pos < last_pos) {
|
|
prefix = name.substr(0, last_pos);
|
|
// Now get the second to last file extension
|
|
string::size_type next_pos = prefix.find_last_of('.');
|
|
if (next_pos != string::npos) {
|
|
ext2 = prefix.substr(1+next_pos, string::npos);
|
|
}
|
|
}
|
|
}
|
|
|
|
// if we get here, then we have an extension (ext)
|
|
mimes_t::const_iterator iter = S3fsCurl::mimeTypes.find(ext);
|
|
// if the last extension matches a mimeType, then return
|
|
// that mime type
|
|
if (iter != S3fsCurl::mimeTypes.end()) {
|
|
result = (*iter).second;
|
|
return result;
|
|
}
|
|
|
|
// return with the default result if there isn't a second extension
|
|
if(first_pos == last_pos){
|
|
return result;
|
|
}
|
|
|
|
// Didn't find a mime-type for the first extension
|
|
// Look for second extension in mimeTypes, return if found
|
|
iter = S3fsCurl::mimeTypes.find(ext2);
|
|
if (iter != S3fsCurl::mimeTypes.end()) {
|
|
result = (*iter).second;
|
|
return result;
|
|
}
|
|
|
|
// neither the last extension nor the second-to-last extension
|
|
// matched a mimeType, return the default mime type
|
|
return result;
|
|
}
|
|
|
|
bool S3fsCurl::LocateBundle(void)
|
|
{
|
|
// See if environment variable CURL_CA_BUNDLE is set
|
|
// if so, check it, if it is a good path, then set the
|
|
// curl_ca_bundle variable to it
|
|
char *CURL_CA_BUNDLE;
|
|
|
|
if(0 == S3fsCurl::curl_ca_bundle.size()){
|
|
CURL_CA_BUNDLE = getenv("CURL_CA_BUNDLE");
|
|
if(CURL_CA_BUNDLE != NULL) {
|
|
// check for existence and readability of the file
|
|
ifstream BF(CURL_CA_BUNDLE);
|
|
if(!BF.good()){
|
|
S3FS_PRN_ERR("%s: file specified by CURL_CA_BUNDLE environment variable is not readable", program_name.c_str());
|
|
return false;
|
|
}
|
|
BF.close();
|
|
S3fsCurl::curl_ca_bundle.assign(CURL_CA_BUNDLE);
|
|
return true;
|
|
}
|
|
}
|
|
|
|
// not set via environment variable, look in likely locations
|
|
|
|
///////////////////////////////////////////
|
|
// from curl's (7.21.2) acinclude.m4 file
|
|
///////////////////////////////////////////
|
|
// dnl CURL_CHECK_CA_BUNDLE
|
|
// dnl -------------------------------------------------
|
|
// dnl Check if a default ca-bundle should be used
|
|
// dnl
|
|
// dnl regarding the paths this will scan:
|
|
// dnl /etc/ssl/certs/ca-certificates.crt Debian systems
|
|
// dnl /etc/pki/tls/certs/ca-bundle.crt Redhat and Mandriva
|
|
// dnl /usr/share/ssl/certs/ca-bundle.crt old(er) Redhat
|
|
// dnl /usr/local/share/certs/ca-root.crt FreeBSD
|
|
// dnl /etc/ssl/cert.pem OpenBSD
|
|
// dnl /etc/ssl/certs/ (ca path) SUSE
|
|
ifstream BF("/etc/pki/tls/certs/ca-bundle.crt");
|
|
if(BF.good()){
|
|
BF.close();
|
|
S3fsCurl::curl_ca_bundle.assign("/etc/pki/tls/certs/ca-bundle.crt");
|
|
}else{
|
|
S3FS_PRN_ERR("%s: /etc/pki/tls/certs/ca-bundle.crt is not readable", program_name.c_str());
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
size_t S3fsCurl::WriteMemoryCallback(void* ptr, size_t blockSize, size_t numBlocks, void* data)
|
|
{
|
|
BodyData* body = static_cast<BodyData*>(data);
|
|
|
|
if(!body->Append(ptr, blockSize, numBlocks)){
|
|
S3FS_PRN_CRIT("BodyData.Append() returned false.");
|
|
S3FS_FUSE_EXIT();
|
|
return -1;
|
|
}
|
|
return (blockSize * numBlocks);
|
|
}
|
|
|
|
size_t S3fsCurl::ReadCallback(void* ptr, size_t size, size_t nmemb, void* userp)
|
|
{
|
|
S3fsCurl* pCurl = reinterpret_cast<S3fsCurl*>(userp);
|
|
|
|
if(1 > (size * nmemb)){
|
|
return 0;
|
|
}
|
|
if(0 >= pCurl->postdata_remaining){
|
|
return 0;
|
|
}
|
|
int copysize = std::min((int)(size * nmemb), pCurl->postdata_remaining);
|
|
memcpy(ptr, pCurl->postdata, copysize);
|
|
|
|
pCurl->postdata_remaining = (pCurl->postdata_remaining > copysize ? (pCurl->postdata_remaining - copysize) : 0);
|
|
pCurl->postdata += static_cast<size_t>(copysize);
|
|
|
|
return copysize;
|
|
}
|
|
|
|
size_t S3fsCurl::HeaderCallback(void* data, size_t blockSize, size_t numBlocks, void* userPtr)
|
|
{
|
|
headers_t* headers = reinterpret_cast<headers_t*>(userPtr);
|
|
string header(reinterpret_cast<char*>(data), blockSize * numBlocks);
|
|
string key;
|
|
stringstream ss(header);
|
|
|
|
if(getline(ss, key, ':')){
|
|
// Force to lower, only "x-amz"
|
|
string lkey = key;
|
|
transform(lkey.begin(), lkey.end(), lkey.begin(), static_cast<int (*)(int)>(std::tolower));
|
|
if(lkey.compare(0, 5, "x-amz") == 0){
|
|
key = lkey;
|
|
}
|
|
string value;
|
|
getline(ss, value);
|
|
(*headers)[key] = trim(value);
|
|
}
|
|
return blockSize * numBlocks;
|
|
}
|
|
|
|
size_t S3fsCurl::UploadReadCallback(void* ptr, size_t size, size_t nmemb, void* userp)
|
|
{
|
|
S3fsCurl* pCurl = reinterpret_cast<S3fsCurl*>(userp);
|
|
|
|
if(1 > (size * nmemb)){
|
|
return 0;
|
|
}
|
|
if(-1 == pCurl->partdata.fd || 0 >= pCurl->partdata.size){
|
|
return 0;
|
|
}
|
|
// read size
|
|
ssize_t copysize = (size * nmemb) < (size_t)pCurl->partdata.size ? (size * nmemb) : (size_t)pCurl->partdata.size;
|
|
ssize_t readbytes;
|
|
ssize_t totalread;
|
|
// read and set
|
|
for(totalread = 0, readbytes = 0; totalread < copysize; totalread += readbytes){
|
|
readbytes = pread(pCurl->partdata.fd, &((char*)ptr)[totalread], (copysize - totalread), pCurl->partdata.startpos + totalread);
|
|
if(0 == readbytes){
|
|
// eof
|
|
break;
|
|
}else if(-1 == readbytes){
|
|
// error
|
|
S3FS_PRN_ERR("read file error(%d).", errno);
|
|
return 0;
|
|
}
|
|
}
|
|
pCurl->partdata.startpos += totalread;
|
|
pCurl->partdata.size -= totalread;
|
|
|
|
return totalread;
|
|
}
|
|
|
|
size_t S3fsCurl::DownloadWriteCallback(void* ptr, size_t size, size_t nmemb, void* userp)
|
|
{
|
|
S3fsCurl* pCurl = reinterpret_cast<S3fsCurl*>(userp);
|
|
|
|
if(1 > (size * nmemb)){
|
|
return 0;
|
|
}
|
|
if(-1 == pCurl->partdata.fd || 0 >= pCurl->partdata.size){
|
|
return 0;
|
|
}
|
|
|
|
// write size
|
|
ssize_t copysize = (size * nmemb) < (size_t)pCurl->partdata.size ? (size * nmemb) : (size_t)pCurl->partdata.size;
|
|
ssize_t writebytes;
|
|
ssize_t totalwrite;
|
|
|
|
// write
|
|
for(totalwrite = 0, writebytes = 0; totalwrite < copysize; totalwrite += writebytes){
|
|
writebytes = pwrite(pCurl->partdata.fd, &((char*)ptr)[totalwrite], (copysize - totalwrite), pCurl->partdata.startpos + totalwrite);
|
|
if(0 == writebytes){
|
|
// eof?
|
|
break;
|
|
}else if(-1 == writebytes){
|
|
// error
|
|
S3FS_PRN_ERR("write file error(%d).", errno);
|
|
return 0;
|
|
}
|
|
}
|
|
pCurl->partdata.startpos += totalwrite;
|
|
pCurl->partdata.size -= totalwrite;
|
|
|
|
return totalwrite;
|
|
}
|
|
|
|
bool S3fsCurl::SetCheckCertificate(bool isCertCheck) {
|
|
bool old = S3fsCurl::is_cert_check;
|
|
S3fsCurl::is_cert_check = isCertCheck;
|
|
return old;
|
|
}
|
|
|
|
bool S3fsCurl::SetDnsCache(bool isCache)
|
|
{
|
|
bool old = S3fsCurl::is_dns_cache;
|
|
S3fsCurl::is_dns_cache = isCache;
|
|
return old;
|
|
}
|
|
|
|
bool S3fsCurl::SetSslSessionCache(bool isCache)
|
|
{
|
|
bool old = S3fsCurl::is_ssl_session_cache;
|
|
S3fsCurl::is_ssl_session_cache = isCache;
|
|
return old;
|
|
}
|
|
|
|
long S3fsCurl::SetConnectTimeout(long timeout)
|
|
{
|
|
long old = S3fsCurl::connect_timeout;
|
|
S3fsCurl::connect_timeout = timeout;
|
|
return old;
|
|
}
|
|
|
|
time_t S3fsCurl::SetReadwriteTimeout(time_t timeout)
|
|
{
|
|
time_t old = S3fsCurl::readwrite_timeout;
|
|
S3fsCurl::readwrite_timeout = timeout;
|
|
return old;
|
|
}
|
|
|
|
int S3fsCurl::SetRetries(int count)
|
|
{
|
|
int old = S3fsCurl::retries;
|
|
S3fsCurl::retries = count;
|
|
return old;
|
|
}
|
|
|
|
bool S3fsCurl::SetPublicBucket(bool flag)
|
|
{
|
|
bool old = S3fsCurl::is_public_bucket;
|
|
S3fsCurl::is_public_bucket = flag;
|
|
return old;
|
|
}
|
|
|
|
string S3fsCurl::SetDefaultAcl(const char* acl)
|
|
{
|
|
string old = S3fsCurl::default_acl;
|
|
S3fsCurl::default_acl = acl ? acl : "";
|
|
return old;
|
|
}
|
|
|
|
storage_class_t S3fsCurl::SetStorageClass(storage_class_t storage_class)
|
|
{
|
|
storage_class_t old = S3fsCurl::storage_class;
|
|
S3fsCurl::storage_class = storage_class;
|
|
return old;
|
|
}
|
|
|
|
bool S3fsCurl::PushbackSseKeys(string& onekey)
|
|
{
|
|
onekey = trim(onekey);
|
|
if(0 == onekey.size()){
|
|
return false;
|
|
}
|
|
if('#' == onekey[0]){
|
|
return false;
|
|
}
|
|
// make base64
|
|
char* pbase64_key;
|
|
if(NULL == (pbase64_key = s3fs_base64((unsigned char*)onekey.c_str(), onekey.length()))){
|
|
S3FS_PRN_ERR("Failed to convert base64 from SSE-C key %s", onekey.c_str());
|
|
return false;
|
|
}
|
|
string base64_key = pbase64_key;
|
|
free(pbase64_key);
|
|
|
|
// make MD5
|
|
string strMd5;
|
|
if(!make_md5_from_string(onekey.c_str(), strMd5)){
|
|
S3FS_PRN_ERR("Could not make MD5 from SSE-C keys(%s).", onekey.c_str());
|
|
return false;
|
|
}
|
|
// mapped MD5 = SSE Key
|
|
sseckeymap_t md5map;
|
|
md5map.clear();
|
|
md5map[strMd5] = base64_key;
|
|
S3fsCurl::sseckeys.push_back(md5map);
|
|
return true;
|
|
}
|
|
|
|
sse_type_t S3fsCurl::SetSseType(sse_type_t type)
|
|
{
|
|
sse_type_t old = S3fsCurl::ssetype;
|
|
S3fsCurl::ssetype = type;
|
|
return old;
|
|
}
|
|
|
|
bool S3fsCurl::SetSseCKeys(const char* filepath)
|
|
{
|
|
if(!filepath){
|
|
S3FS_PRN_ERR("SSE-C keys filepath is empty.");
|
|
return false;
|
|
}
|
|
struct stat st;
|
|
if(0 != stat(filepath, &st)){
|
|
S3FS_PRN_ERR("could not open use_sse keys file(%s).", filepath);
|
|
return false;
|
|
}
|
|
if(st.st_mode & (S_IXUSR | S_IRWXG | S_IRWXO)){
|
|
S3FS_PRN_ERR("use_sse keys file %s should be 0600 permissions.", filepath);
|
|
return false;
|
|
}
|
|
|
|
S3fsCurl::sseckeys.clear();
|
|
|
|
ifstream ssefs(filepath);
|
|
if(!ssefs.good()){
|
|
S3FS_PRN_ERR("Could not open SSE-C keys file(%s).", filepath);
|
|
return false;
|
|
}
|
|
|
|
string line;
|
|
while(getline(ssefs, line)){
|
|
S3fsCurl::PushbackSseKeys(line);
|
|
}
|
|
if(0 == S3fsCurl::sseckeys.size()){
|
|
S3FS_PRN_ERR("There is no SSE Key in file(%s).", filepath);
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool S3fsCurl::SetSseKmsid(const char* kmsid)
|
|
{
|
|
if(!kmsid || '\0' == kmsid[0]){
|
|
S3FS_PRN_ERR("SSE-KMS kms id is empty.");
|
|
return false;
|
|
}
|
|
S3fsCurl::ssekmsid = kmsid;
|
|
return true;
|
|
}
|
|
|
|
// [NOTE]
|
|
// Because SSE is set by some options and environment,
|
|
// this function check the integrity of the SSE data finally.
|
|
bool S3fsCurl::FinalCheckSse(void)
|
|
{
|
|
if(SSE_DISABLE == S3fsCurl::ssetype){
|
|
S3fsCurl::ssekmsid.erase();
|
|
}else if(SSE_S3 == S3fsCurl::ssetype){
|
|
S3fsCurl::ssekmsid.erase();
|
|
}else if(SSE_C == S3fsCurl::ssetype){
|
|
if(0 == S3fsCurl::sseckeys.size()){
|
|
S3FS_PRN_ERR("sse type is SSE-C, but there is no custom key.");
|
|
return false;
|
|
}
|
|
S3fsCurl::ssekmsid.erase();
|
|
}else if(SSE_KMS == S3fsCurl::ssetype){
|
|
if(S3fsCurl::ssekmsid.empty()){
|
|
S3FS_PRN_ERR("sse type is SSE-KMS, but there is no specified kms id.");
|
|
return false;
|
|
}
|
|
if(!S3fsCurl::IsSignatureV4()){
|
|
S3FS_PRN_ERR("sse type is SSE-KMS, but signature type is not v4. SSE-KMS require signature v4.");
|
|
return false;
|
|
}
|
|
}else{
|
|
S3FS_PRN_ERR("sse type is unknown(%d).", S3fsCurl::ssetype);
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool S3fsCurl::LoadEnvSseCKeys(void)
|
|
{
|
|
char* envkeys = getenv("AWSSSECKEYS");
|
|
if(NULL == envkeys){
|
|
// nothing to do
|
|
return true;
|
|
}
|
|
S3fsCurl::sseckeys.clear();
|
|
|
|
istringstream fullkeys(envkeys);
|
|
string onekey;
|
|
while(getline(fullkeys, onekey, ':')){
|
|
S3fsCurl::PushbackSseKeys(onekey);
|
|
}
|
|
if(0 == S3fsCurl::sseckeys.size()){
|
|
S3FS_PRN_ERR("There is no SSE Key in environment(AWSSSECKEYS=%s).", envkeys);
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool S3fsCurl::LoadEnvSseKmsid(void)
|
|
{
|
|
char* envkmsid = getenv("AWSSSEKMSID");
|
|
if(NULL == envkmsid){
|
|
// nothing to do
|
|
return true;
|
|
}
|
|
return S3fsCurl::SetSseKmsid(envkmsid);
|
|
}
|
|
|
|
//
|
|
// If md5 is empty, returns first(current) sse key.
|
|
//
|
|
bool S3fsCurl::GetSseKey(string& md5, string& ssekey)
|
|
{
|
|
for(sseckeylist_t::const_iterator iter = S3fsCurl::sseckeys.begin(); iter != S3fsCurl::sseckeys.end(); ++iter){
|
|
if(0 == md5.length() || md5 == (*iter).begin()->first){
|
|
md5 = iter->begin()->first;
|
|
ssekey = iter->begin()->second;
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
bool S3fsCurl::GetSseKeyMd5(int pos, string& md5)
|
|
{
|
|
if(pos < 0){
|
|
return false;
|
|
}
|
|
if(S3fsCurl::sseckeys.size() <= static_cast<size_t>(pos)){
|
|
return false;
|
|
}
|
|
int cnt = 0;
|
|
for(sseckeylist_t::const_iterator iter = S3fsCurl::sseckeys.begin(); iter != S3fsCurl::sseckeys.end(); ++iter, ++cnt){
|
|
if(pos == cnt){
|
|
md5 = iter->begin()->first;
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
int S3fsCurl::GetSseKeyCount(void)
|
|
{
|
|
return S3fsCurl::sseckeys.size();
|
|
}
|
|
|
|
bool S3fsCurl::SetContentMd5(bool flag)
|
|
{
|
|
bool old = S3fsCurl::is_content_md5;
|
|
S3fsCurl::is_content_md5 = flag;
|
|
return old;
|
|
}
|
|
|
|
bool S3fsCurl::SetVerbose(bool flag)
|
|
{
|
|
bool old = S3fsCurl::is_verbose;
|
|
S3fsCurl::is_verbose = flag;
|
|
return old;
|
|
}
|
|
|
|
bool S3fsCurl::SetAccessKey(const char* AccessKeyId, const char* SecretAccessKey)
|
|
{
|
|
if(!AccessKeyId || '\0' == AccessKeyId[0] || !SecretAccessKey || '\0' == SecretAccessKey[0]){
|
|
return false;
|
|
}
|
|
AWSAccessKeyId = AccessKeyId;
|
|
AWSSecretAccessKey = SecretAccessKey;
|
|
return true;
|
|
}
|
|
|
|
long S3fsCurl::SetSslVerifyHostname(long value)
|
|
{
|
|
if(0 != value && 1 != value){
|
|
return -1;
|
|
}
|
|
long old = S3fsCurl::ssl_verify_hostname;
|
|
S3fsCurl::ssl_verify_hostname = value;
|
|
return old;
|
|
}
|
|
|
|
string S3fsCurl::SetIAMRole(const char* role)
|
|
{
|
|
string old = S3fsCurl::IAM_role;
|
|
S3fsCurl::IAM_role = role ? role : "";
|
|
return old;
|
|
}
|
|
|
|
bool S3fsCurl::SetMultipartSize(off_t size)
|
|
{
|
|
size = size * 1024 * 1024;
|
|
if(size < MIN_MULTIPART_SIZE){
|
|
return false;
|
|
}
|
|
S3fsCurl::multipart_size = size;
|
|
return true;
|
|
}
|
|
|
|
int S3fsCurl::SetMaxParallelCount(int value)
|
|
{
|
|
int old = S3fsCurl::max_parallel_cnt;
|
|
S3fsCurl::max_parallel_cnt = value;
|
|
return old;
|
|
}
|
|
|
|
bool S3fsCurl::UploadMultipartPostCallback(S3fsCurl* s3fscurl)
|
|
{
|
|
if(!s3fscurl){
|
|
return false;
|
|
}
|
|
// check etag(md5);
|
|
if(NULL == strstr(s3fscurl->headdata->str(), s3fscurl->partdata.etag.c_str())){
|
|
return false;
|
|
}
|
|
s3fscurl->partdata.etaglist->at(s3fscurl->partdata.etagpos).assign(s3fscurl->partdata.etag);
|
|
s3fscurl->partdata.uploaded = true;
|
|
|
|
return true;
|
|
}
|
|
|
|
S3fsCurl* S3fsCurl::UploadMultipartPostRetryCallback(S3fsCurl* s3fscurl)
|
|
{
|
|
if(!s3fscurl){
|
|
return NULL;
|
|
}
|
|
// parse and get part_num, upload_id.
|
|
string upload_id;
|
|
string part_num_str;
|
|
int part_num;
|
|
if(!get_keyword_value(s3fscurl->url, "uploadId", upload_id)){
|
|
return NULL;
|
|
}
|
|
if(!get_keyword_value(s3fscurl->url, "partNumber", part_num_str)){
|
|
return NULL;
|
|
}
|
|
part_num = atoi(part_num_str.c_str());
|
|
|
|
if(s3fscurl->retry_count >= S3fsCurl::retries){
|
|
S3FS_PRN_ERR("Over retry count(%d) limit(%s:%d).", s3fscurl->retry_count, s3fscurl->path.c_str(), part_num);
|
|
return NULL;
|
|
}
|
|
|
|
// duplicate request
|
|
S3fsCurl* newcurl = new S3fsCurl(s3fscurl->IsUseAhbe());
|
|
newcurl->partdata.etaglist = s3fscurl->partdata.etaglist;
|
|
newcurl->partdata.etagpos = s3fscurl->partdata.etagpos;
|
|
newcurl->partdata.fd = s3fscurl->partdata.fd;
|
|
newcurl->partdata.startpos = s3fscurl->b_partdata_startpos;
|
|
newcurl->partdata.size = s3fscurl->b_partdata_size;
|
|
newcurl->b_partdata_startpos = s3fscurl->b_partdata_startpos;
|
|
newcurl->b_partdata_size = s3fscurl->b_partdata_size;
|
|
newcurl->retry_count = s3fscurl->retry_count + 1;
|
|
|
|
// setup new curl object
|
|
if(0 != newcurl->UploadMultipartPostSetup(s3fscurl->path.c_str(), part_num, upload_id)){
|
|
S3FS_PRN_ERR("Could not duplicate curl object(%s:%d).", s3fscurl->path.c_str(), part_num);
|
|
delete newcurl;
|
|
return NULL;
|
|
}
|
|
return newcurl;
|
|
}
|
|
|
|
int S3fsCurl::ParallelMultipartUploadRequest(const char* tpath, headers_t& meta, int fd)
|
|
{
|
|
int result;
|
|
string upload_id;
|
|
struct stat st;
|
|
int fd2;
|
|
etaglist_t list;
|
|
off_t remaining_bytes;
|
|
S3fsCurl s3fscurl(true);
|
|
|
|
S3FS_PRN_INFO3("[tpath=%s][fd=%d]", SAFESTRPTR(tpath), fd);
|
|
|
|
// duplicate fd
|
|
if(-1 == (fd2 = dup(fd)) || 0 != lseek(fd2, 0, SEEK_SET)){
|
|
S3FS_PRN_ERR("Could not duplicate file descriptor(errno=%d)", errno);
|
|
if(-1 != fd2){
|
|
close(fd2);
|
|
}
|
|
return -errno;
|
|
}
|
|
if(-1 == fstat(fd2, &st)){
|
|
S3FS_PRN_ERR("Invalid file descriptor(errno=%d)", errno);
|
|
close(fd2);
|
|
return -errno;
|
|
}
|
|
|
|
if(0 != (result = s3fscurl.PreMultipartPostRequest(tpath, meta, upload_id, false))){
|
|
close(fd2);
|
|
return result;
|
|
}
|
|
s3fscurl.DestroyCurlHandle();
|
|
|
|
// cycle through open fd, pulling off 10MB chunks at a time
|
|
for(remaining_bytes = st.st_size; 0 < remaining_bytes; ){
|
|
S3fsMultiCurl curlmulti;
|
|
int para_cnt;
|
|
off_t chunk;
|
|
|
|
// Initialize S3fsMultiCurl
|
|
curlmulti.SetSuccessCallback(S3fsCurl::UploadMultipartPostCallback);
|
|
curlmulti.SetRetryCallback(S3fsCurl::UploadMultipartPostRetryCallback);
|
|
|
|
// Loop for setup parallel upload(multipart) request.
|
|
for(para_cnt = 0; para_cnt < S3fsCurl::max_parallel_cnt && 0 < remaining_bytes; para_cnt++, remaining_bytes -= chunk){
|
|
// chunk size
|
|
chunk = remaining_bytes > S3fsCurl::multipart_size ? S3fsCurl::multipart_size : remaining_bytes;
|
|
|
|
// s3fscurl sub object
|
|
S3fsCurl* s3fscurl_para = new S3fsCurl(true);
|
|
s3fscurl_para->partdata.fd = fd2;
|
|
s3fscurl_para->partdata.startpos = st.st_size - remaining_bytes;
|
|
s3fscurl_para->partdata.size = chunk;
|
|
s3fscurl_para->b_partdata_startpos = s3fscurl_para->partdata.startpos;
|
|
s3fscurl_para->b_partdata_size = s3fscurl_para->partdata.size;
|
|
s3fscurl_para->partdata.add_etag_list(&list);
|
|
|
|
// initiate upload part for parallel
|
|
if(0 != (result = s3fscurl_para->UploadMultipartPostSetup(tpath, list.size(), upload_id))){
|
|
S3FS_PRN_ERR("failed uploading part setup(%d)", result);
|
|
close(fd2);
|
|
delete s3fscurl_para;
|
|
return result;
|
|
}
|
|
|
|
// set into parallel object
|
|
if(!curlmulti.SetS3fsCurlObject(s3fscurl_para)){
|
|
S3FS_PRN_ERR("Could not make curl object into multi curl(%s).", tpath);
|
|
close(fd2);
|
|
delete s3fscurl_para;
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
// Multi request
|
|
if(0 != (result = curlmulti.Request())){
|
|
S3FS_PRN_ERR("error occurred in multi request(errno=%d).", result);
|
|
break;
|
|
}
|
|
|
|
// reinit for loop.
|
|
curlmulti.Clear();
|
|
}
|
|
close(fd2);
|
|
|
|
if(0 != (result = s3fscurl.CompleteMultipartPostRequest(tpath, upload_id, list))){
|
|
return result;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
S3fsCurl* S3fsCurl::ParallelGetObjectRetryCallback(S3fsCurl* s3fscurl)
|
|
{
|
|
int result;
|
|
|
|
if(!s3fscurl){
|
|
return NULL;
|
|
}
|
|
if(s3fscurl->retry_count >= S3fsCurl::retries){
|
|
S3FS_PRN_ERR("Over retry count(%d) limit(%s).", s3fscurl->retry_count, s3fscurl->path.c_str());
|
|
return NULL;
|
|
}
|
|
|
|
// duplicate request(setup new curl object)
|
|
S3fsCurl* newcurl = new S3fsCurl(s3fscurl->IsUseAhbe());
|
|
if(0 != (result = newcurl->PreGetObjectRequest(s3fscurl->path.c_str(), s3fscurl->partdata.fd,
|
|
s3fscurl->partdata.startpos, s3fscurl->partdata.size, s3fscurl->b_ssetype, s3fscurl->b_ssevalue)))
|
|
{
|
|
S3FS_PRN_ERR("failed downloading part setup(%d)", result);
|
|
delete newcurl;
|
|
return NULL;;
|
|
}
|
|
newcurl->retry_count = s3fscurl->retry_count + 1;
|
|
|
|
return newcurl;
|
|
}
|
|
|
|
int S3fsCurl::ParallelGetObjectRequest(const char* tpath, int fd, off_t start, ssize_t size)
|
|
{
|
|
S3FS_PRN_INFO3("[tpath=%s][fd=%d]", SAFESTRPTR(tpath), fd);
|
|
|
|
sse_type_t ssetype;
|
|
string ssevalue;
|
|
if(!get_object_sse_type(tpath, ssetype, ssevalue)){
|
|
S3FS_PRN_WARN("Failed to get SSE type for file(%s).", SAFESTRPTR(tpath));
|
|
}
|
|
int result = 0;
|
|
ssize_t remaining_bytes;
|
|
|
|
// cycle through open fd, pulling off 10MB chunks at a time
|
|
for(remaining_bytes = size; 0 < remaining_bytes; ){
|
|
S3fsMultiCurl curlmulti;
|
|
int para_cnt;
|
|
off_t chunk;
|
|
|
|
// Initialize S3fsMultiCurl
|
|
//curlmulti.SetSuccessCallback(NULL); // not need to set success callback
|
|
curlmulti.SetRetryCallback(S3fsCurl::ParallelGetObjectRetryCallback);
|
|
|
|
// Loop for setup parallel upload(multipart) request.
|
|
for(para_cnt = 0; para_cnt < S3fsCurl::max_parallel_cnt && 0 < remaining_bytes; para_cnt++, remaining_bytes -= chunk){
|
|
// chunk size
|
|
chunk = remaining_bytes > S3fsCurl::multipart_size ? S3fsCurl::multipart_size : remaining_bytes;
|
|
|
|
// s3fscurl sub object
|
|
S3fsCurl* s3fscurl_para = new S3fsCurl();
|
|
if(0 != (result = s3fscurl_para->PreGetObjectRequest(tpath, fd, (start + size - remaining_bytes), chunk, ssetype, ssevalue))){
|
|
S3FS_PRN_ERR("failed downloading part setup(%d)", result);
|
|
delete s3fscurl_para;
|
|
return result;
|
|
}
|
|
|
|
// set into parallel object
|
|
if(!curlmulti.SetS3fsCurlObject(s3fscurl_para)){
|
|
S3FS_PRN_ERR("Could not make curl object into multi curl(%s).", tpath);
|
|
delete s3fscurl_para;
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
// Multi request
|
|
if(0 != (result = curlmulti.Request())){
|
|
S3FS_PRN_ERR("error occurred in multi request(errno=%d).", result);
|
|
break;
|
|
}
|
|
|
|
// reinit for loop.
|
|
curlmulti.Clear();
|
|
}
|
|
return result;
|
|
}
|
|
|
|
bool S3fsCurl::ParseIAMCredentialResponse(const char* response, iamcredmap_t& keyval)
|
|
{
|
|
if(!response){
|
|
return false;
|
|
}
|
|
istringstream sscred(response);
|
|
string oneline;
|
|
keyval.clear();
|
|
while(getline(sscred, oneline, '\n')){
|
|
string::size_type pos;
|
|
string key;
|
|
string val;
|
|
if(string::npos != (pos = oneline.find(IAMCRED_ACCESSKEYID))){
|
|
key = IAMCRED_ACCESSKEYID;
|
|
}else if(string::npos != (pos = oneline.find(IAMCRED_SECRETACCESSKEY))){
|
|
key = IAMCRED_SECRETACCESSKEY;
|
|
}else if(string::npos != (pos = oneline.find(IAMCRED_ACCESSTOKEN))){
|
|
key = IAMCRED_ACCESSTOKEN;
|
|
}else if(string::npos != (pos = oneline.find(IAMCRED_EXPIRATION))){
|
|
key = IAMCRED_EXPIRATION;
|
|
}else{
|
|
continue;
|
|
}
|
|
if(string::npos == (pos = oneline.find(':', pos + key.length()))){
|
|
continue;
|
|
}
|
|
if(string::npos == (pos = oneline.find('\"', pos))){
|
|
continue;
|
|
}
|
|
oneline = oneline.substr(pos + sizeof(char));
|
|
if(string::npos == (pos = oneline.find('\"'))){
|
|
continue;
|
|
}
|
|
val = oneline.substr(0, pos);
|
|
keyval[key] = val;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool S3fsCurl::SetIAMCredentials(const char* response)
|
|
{
|
|
S3FS_PRN_INFO3("IAM credential response = \"%s\"", response);
|
|
|
|
iamcredmap_t keyval;
|
|
|
|
if(!ParseIAMCredentialResponse(response, keyval)){
|
|
return false;
|
|
}
|
|
if(IAMCRED_KEYCOUNT != keyval.size()){
|
|
return false;
|
|
}
|
|
|
|
S3fsCurl::AWSAccessKeyId = keyval[string(IAMCRED_ACCESSKEYID)];
|
|
S3fsCurl::AWSSecretAccessKey = keyval[string(IAMCRED_SECRETACCESSKEY)];
|
|
S3fsCurl::AWSAccessToken = keyval[string(IAMCRED_ACCESSTOKEN)];
|
|
S3fsCurl::AWSAccessTokenExpire = cvtIAMExpireStringToTime(keyval[string(IAMCRED_EXPIRATION)].c_str());
|
|
|
|
return true;
|
|
}
|
|
|
|
bool S3fsCurl::CheckIAMCredentialUpdate(void)
|
|
{
|
|
if(0 == S3fsCurl::IAM_role.size()){
|
|
return true;
|
|
}
|
|
if(time(NULL) + IAM_EXPIRE_MERGIN <= S3fsCurl::AWSAccessTokenExpire){
|
|
return true;
|
|
}
|
|
// update
|
|
S3fsCurl s3fscurl;
|
|
if(0 != s3fscurl.GetIAMCredentials()){
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool S3fsCurl::ParseIAMRoleFromMetaDataResponse(const char* response, string& rolename)
|
|
{
|
|
if(!response){
|
|
return false;
|
|
}
|
|
// [NOTE]
|
|
// expected following strings.
|
|
//
|
|
// myrolename
|
|
//
|
|
istringstream ssrole(response);
|
|
string oneline;
|
|
if (getline(ssrole, oneline, '\n')){
|
|
rolename = oneline;
|
|
return !rolename.empty();
|
|
}
|
|
return false;
|
|
}
|
|
|
|
bool S3fsCurl::SetIAMRoleFromMetaData(const char* response)
|
|
{
|
|
S3FS_PRN_INFO3("IAM role name response = \"%s\"", response);
|
|
|
|
string rolename;
|
|
|
|
if(!S3fsCurl::ParseIAMRoleFromMetaDataResponse(response, rolename)){
|
|
return false;
|
|
}
|
|
|
|
SetIAMRole(rolename.c_str());
|
|
return true;
|
|
}
|
|
|
|
bool S3fsCurl::AddUserAgent(CURL* hCurl)
|
|
{
|
|
if(!hCurl){
|
|
return false;
|
|
}
|
|
if(S3fsCurl::IsUserAgentFlag()){
|
|
static string strua;
|
|
static bool init = false;
|
|
|
|
if(!init){
|
|
strua = "s3fs/";
|
|
strua += VERSION;
|
|
strua += " (commit hash ";
|
|
strua += COMMIT_HASH_VAL;
|
|
strua += "; ";
|
|
strua += s3fs_crypt_lib_name();
|
|
strua += ")";
|
|
init = true;
|
|
}
|
|
curl_easy_setopt(hCurl, CURLOPT_USERAGENT, strua.c_str());
|
|
}
|
|
return true;
|
|
}
|
|
|
|
int S3fsCurl::CurlDebugFunc(CURL* hcurl, curl_infotype type, char* data, size_t size, void* userptr)
|
|
{
|
|
if(!hcurl){
|
|
// something wrong...
|
|
return 0;
|
|
}
|
|
switch(type){
|
|
case CURLINFO_TEXT:
|
|
// Swap tab indentation with spaces so it stays pretty in syslog
|
|
int indent;
|
|
indent = 0;
|
|
while (*data == '\t' && size > 0) {
|
|
indent += 4;
|
|
size--;
|
|
data++;
|
|
}
|
|
S3FS_PRN_CURL("* %*s%.*s", indent, "", (int)size, data);
|
|
break;
|
|
case CURLINFO_HEADER_IN:
|
|
case CURLINFO_HEADER_OUT:
|
|
size_t length, remaining;
|
|
int newline;
|
|
char* p;
|
|
|
|
// Print each line individually for tidy output
|
|
remaining = size;
|
|
p = data;
|
|
do {
|
|
char* eol = (char*)memchr(p, '\n', remaining);
|
|
newline = 0;
|
|
if (eol == NULL) {
|
|
eol = (char*)memchr(p, '\r', remaining);
|
|
} else if (eol > p && *(eol - 1) == '\r') {
|
|
newline++;
|
|
}
|
|
if (eol != NULL) {
|
|
newline++;
|
|
eol++;
|
|
}
|
|
length = eol - p;
|
|
S3FS_PRN_CURL("%c %.*s", CURLINFO_HEADER_IN == type ? '<' : '>', (int)length - newline, p);
|
|
remaining -= length;
|
|
p = eol;
|
|
} while (p != NULL && remaining > 0);
|
|
break;
|
|
case CURLINFO_DATA_IN:
|
|
case CURLINFO_DATA_OUT:
|
|
case CURLINFO_SSL_DATA_IN:
|
|
case CURLINFO_SSL_DATA_OUT:
|
|
// not put
|
|
break;
|
|
default:
|
|
// why
|
|
break;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
//-------------------------------------------------------------------
|
|
// Methods for S3fsCurl
|
|
//-------------------------------------------------------------------
|
|
S3fsCurl::S3fsCurl(bool ahbe) :
|
|
hCurl(NULL), path(""), base_path(""), saved_path(""), url(""), requestHeaders(NULL),
|
|
bodydata(NULL), headdata(NULL), LastResponseCode(-1), postdata(NULL), postdata_remaining(0), is_use_ahbe(ahbe),
|
|
retry_count(0), b_infile(NULL), b_postdata(NULL), b_postdata_remaining(0), b_partdata_startpos(0), b_partdata_size(0),
|
|
b_ssekey_pos(-1), b_ssevalue(""), b_ssetype(SSE_DISABLE)
|
|
{
|
|
type = REQTYPE_UNSET;
|
|
}
|
|
|
|
S3fsCurl::~S3fsCurl()
|
|
{
|
|
DestroyCurlHandle();
|
|
}
|
|
|
|
bool S3fsCurl::ResetHandle(void)
|
|
{
|
|
curl_easy_reset(hCurl);
|
|
curl_easy_setopt(hCurl, CURLOPT_NOSIGNAL, 1);
|
|
curl_easy_setopt(hCurl, CURLOPT_FOLLOWLOCATION, true);
|
|
curl_easy_setopt(hCurl, CURLOPT_CONNECTTIMEOUT, S3fsCurl::connect_timeout);
|
|
curl_easy_setopt(hCurl, CURLOPT_NOPROGRESS, 0);
|
|
curl_easy_setopt(hCurl, CURLOPT_PROGRESSFUNCTION, S3fsCurl::CurlProgress);
|
|
curl_easy_setopt(hCurl, CURLOPT_PROGRESSDATA, hCurl);
|
|
// curl_easy_setopt(hCurl, CURLOPT_FORBID_REUSE, 1);
|
|
|
|
if(type != REQTYPE_IAMCRED && type != REQTYPE_IAMROLE){
|
|
// REQTYPE_IAMCRED and REQTYPE_IAMROLE are always HTTP
|
|
if(0 == S3fsCurl::ssl_verify_hostname){
|
|
curl_easy_setopt(hCurl, CURLOPT_SSL_VERIFYHOST, 0);
|
|
}
|
|
if(S3fsCurl::curl_ca_bundle.size() != 0){
|
|
curl_easy_setopt(hCurl, CURLOPT_CAINFO, S3fsCurl::curl_ca_bundle.c_str());
|
|
}
|
|
}
|
|
if((S3fsCurl::is_dns_cache || S3fsCurl::is_ssl_session_cache) && S3fsCurl::hCurlShare){
|
|
curl_easy_setopt(hCurl, CURLOPT_SHARE, S3fsCurl::hCurlShare);
|
|
}
|
|
if(!S3fsCurl::is_cert_check) {
|
|
S3FS_PRN_DBG("'no_check_certificate' option in effect.")
|
|
S3FS_PRN_DBG("The server certificate won't be checked against the available certificate authorities.")
|
|
curl_easy_setopt(hCurl, CURLOPT_SSL_VERIFYPEER, false);
|
|
}
|
|
if(S3fsCurl::is_verbose){
|
|
curl_easy_setopt(hCurl, CURLOPT_VERBOSE, true);
|
|
if(!foreground){
|
|
curl_easy_setopt(hCurl, CURLOPT_DEBUGFUNCTION, S3fsCurl::CurlDebugFunc);
|
|
}
|
|
}
|
|
|
|
S3fsCurl::curl_times[hCurl] = time(0);
|
|
S3fsCurl::curl_progress[hCurl] = progress_t(-1, -1);
|
|
|
|
return true;
|
|
}
|
|
|
|
bool S3fsCurl::CreateCurlHandle(bool force)
|
|
{
|
|
pthread_mutex_lock(&S3fsCurl::curl_handles_lock);
|
|
|
|
if(hCurl){
|
|
if(!force){
|
|
S3FS_PRN_WARN("already create handle.");
|
|
return false;
|
|
}
|
|
if(!DestroyCurlHandle()){
|
|
S3FS_PRN_ERR("could not destroy handle.");
|
|
return false;
|
|
}
|
|
S3FS_PRN_INFO3("already has handle, so destroyed it.");
|
|
}
|
|
|
|
if(NULL == (hCurl = sCurlPool->GetHandler())){
|
|
S3FS_PRN_ERR("Failed to create handle.");
|
|
return false;
|
|
}
|
|
|
|
// [NOTE]
|
|
// If type is REQTYPE_IAMCRED or REQTYPE_IAMROLE, do not clear type.
|
|
// Because that type only uses HTTP protocol, then the special
|
|
// logic in ResetHandle function.
|
|
//
|
|
if(type != REQTYPE_IAMCRED && type != REQTYPE_IAMROLE){
|
|
type = REQTYPE_UNSET;
|
|
}
|
|
|
|
ResetHandle();
|
|
|
|
pthread_mutex_unlock(&S3fsCurl::curl_handles_lock);
|
|
|
|
return true;
|
|
}
|
|
|
|
bool S3fsCurl::DestroyCurlHandle(void)
|
|
{
|
|
if(!hCurl){
|
|
return false;
|
|
}
|
|
pthread_mutex_lock(&S3fsCurl::curl_handles_lock);
|
|
|
|
S3fsCurl::curl_times.erase(hCurl);
|
|
S3fsCurl::curl_progress.erase(hCurl);
|
|
sCurlPool->ReturnHandler(hCurl);
|
|
hCurl = NULL;
|
|
ClearInternalData();
|
|
|
|
pthread_mutex_unlock(&S3fsCurl::curl_handles_lock);
|
|
return true;
|
|
}
|
|
|
|
bool S3fsCurl::ClearInternalData(void)
|
|
{
|
|
if(hCurl){
|
|
return false;
|
|
}
|
|
type = REQTYPE_UNSET;
|
|
path = "";
|
|
base_path = "";
|
|
saved_path= "";
|
|
url = "";
|
|
if(requestHeaders){
|
|
curl_slist_free_all(requestHeaders);
|
|
requestHeaders = NULL;
|
|
}
|
|
responseHeaders.clear();
|
|
if(bodydata){
|
|
delete bodydata;
|
|
bodydata = NULL;
|
|
}
|
|
if(headdata){
|
|
delete headdata;
|
|
headdata = NULL;
|
|
}
|
|
LastResponseCode = -1;
|
|
postdata = NULL;
|
|
postdata_remaining = 0;
|
|
retry_count = 0;
|
|
b_infile = NULL;
|
|
b_postdata = NULL;
|
|
b_postdata_remaining = 0;
|
|
b_partdata_startpos = 0;
|
|
b_partdata_size = 0;
|
|
partdata.clear();
|
|
|
|
S3FS_MALLOCTRIM(0);
|
|
|
|
return true;
|
|
}
|
|
|
|
bool S3fsCurl::SetUseAhbe(bool ahbe)
|
|
{
|
|
bool old = is_use_ahbe;
|
|
is_use_ahbe = ahbe;
|
|
return old;
|
|
}
|
|
|
|
bool S3fsCurl::GetResponseCode(long& responseCode)
|
|
{
|
|
if(!hCurl){
|
|
return false;
|
|
}
|
|
responseCode = -1;
|
|
if(CURLE_OK != curl_easy_getinfo(hCurl, CURLINFO_RESPONSE_CODE, &LastResponseCode)){
|
|
return false;
|
|
}
|
|
responseCode = LastResponseCode;
|
|
return true;
|
|
}
|
|
|
|
//
|
|
// Reset all options for retrying
|
|
//
|
|
bool S3fsCurl::RemakeHandle(void)
|
|
{
|
|
S3FS_PRN_INFO3("Retry request. [type=%d][url=%s][path=%s]", type, url.c_str(), path.c_str());
|
|
|
|
if(REQTYPE_UNSET == type){
|
|
return false;
|
|
}
|
|
|
|
// rewind file
|
|
struct stat st;
|
|
if(b_infile){
|
|
rewind(b_infile);
|
|
if(-1 == fstat(fileno(b_infile), &st)){
|
|
S3FS_PRN_WARN("Could not get file stat(fd=%d)", fileno(b_infile));
|
|
return false;
|
|
}
|
|
}
|
|
|
|
// reinitialize internal data
|
|
responseHeaders.clear();
|
|
if(bodydata){
|
|
bodydata->Clear();
|
|
}
|
|
if(headdata){
|
|
headdata->Clear();
|
|
}
|
|
LastResponseCode = -1;
|
|
|
|
// count up(only use for multipart)
|
|
retry_count++;
|
|
|
|
// set from backup
|
|
postdata = b_postdata;
|
|
postdata_remaining = b_postdata_remaining;
|
|
partdata.startpos = b_partdata_startpos;
|
|
partdata.size = b_partdata_size;
|
|
|
|
// reset handle
|
|
ResetHandle();
|
|
|
|
// set options
|
|
switch(type){
|
|
case REQTYPE_DELETE:
|
|
curl_easy_setopt(hCurl, CURLOPT_URL, url.c_str());
|
|
curl_easy_setopt(hCurl, CURLOPT_CUSTOMREQUEST, "DELETE");
|
|
curl_easy_setopt(hCurl, CURLOPT_HTTPHEADER, requestHeaders);
|
|
break;
|
|
|
|
case REQTYPE_HEAD:
|
|
curl_easy_setopt(hCurl, CURLOPT_URL, url.c_str());
|
|
curl_easy_setopt(hCurl, CURLOPT_NOBODY, true);
|
|
curl_easy_setopt(hCurl, CURLOPT_FILETIME, true);
|
|
curl_easy_setopt(hCurl, CURLOPT_HTTPHEADER, requestHeaders);
|
|
// responseHeaders
|
|
curl_easy_setopt(hCurl, CURLOPT_HEADERDATA, (void*)&responseHeaders);
|
|
curl_easy_setopt(hCurl, CURLOPT_HEADERFUNCTION, HeaderCallback);
|
|
break;
|
|
|
|
case REQTYPE_PUTHEAD:
|
|
curl_easy_setopt(hCurl, CURLOPT_URL, url.c_str());
|
|
curl_easy_setopt(hCurl, CURLOPT_UPLOAD, true);
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEDATA, (void*)bodydata);
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEFUNCTION, WriteMemoryCallback);
|
|
curl_easy_setopt(hCurl, CURLOPT_INFILESIZE, 0);
|
|
curl_easy_setopt(hCurl, CURLOPT_HTTPHEADER, requestHeaders);
|
|
break;
|
|
|
|
case REQTYPE_PUT:
|
|
curl_easy_setopt(hCurl, CURLOPT_URL, url.c_str());
|
|
curl_easy_setopt(hCurl, CURLOPT_UPLOAD, true);
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEDATA, (void*)bodydata);
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEFUNCTION, WriteMemoryCallback);
|
|
curl_easy_setopt(hCurl, CURLOPT_HTTPHEADER, requestHeaders);
|
|
if(b_infile){
|
|
curl_easy_setopt(hCurl, CURLOPT_INFILESIZE_LARGE, static_cast<curl_off_t>(st.st_size));
|
|
curl_easy_setopt(hCurl, CURLOPT_INFILE, b_infile);
|
|
}else{
|
|
curl_easy_setopt(hCurl, CURLOPT_INFILESIZE, 0);
|
|
}
|
|
break;
|
|
|
|
case REQTYPE_GET:
|
|
curl_easy_setopt(hCurl, CURLOPT_URL, url.c_str());
|
|
curl_easy_setopt(hCurl, CURLOPT_HTTPHEADER, requestHeaders);
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEFUNCTION, S3fsCurl::DownloadWriteCallback);
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEDATA, (void*)this);
|
|
break;
|
|
|
|
case REQTYPE_CHKBUCKET:
|
|
curl_easy_setopt(hCurl, CURLOPT_URL, url.c_str());
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEDATA, (void*)bodydata);
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEFUNCTION, WriteMemoryCallback);
|
|
curl_easy_setopt(hCurl, CURLOPT_HTTPHEADER, requestHeaders);
|
|
break;
|
|
|
|
case REQTYPE_LISTBUCKET:
|
|
curl_easy_setopt(hCurl, CURLOPT_URL, url.c_str());
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEDATA, (void*)bodydata);
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEFUNCTION, WriteMemoryCallback);
|
|
curl_easy_setopt(hCurl, CURLOPT_HTTPHEADER, requestHeaders);
|
|
break;
|
|
|
|
case REQTYPE_PREMULTIPOST:
|
|
curl_easy_setopt(hCurl, CURLOPT_URL, url.c_str());
|
|
curl_easy_setopt(hCurl, CURLOPT_POST, true);
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEDATA, (void*)bodydata);
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEFUNCTION, WriteMemoryCallback);
|
|
curl_easy_setopt(hCurl, CURLOPT_POSTFIELDSIZE, 0);
|
|
curl_easy_setopt(hCurl, CURLOPT_HTTPHEADER, requestHeaders);
|
|
break;
|
|
|
|
case REQTYPE_COMPLETEMULTIPOST:
|
|
curl_easy_setopt(hCurl, CURLOPT_URL, url.c_str());
|
|
curl_easy_setopt(hCurl, CURLOPT_HTTPHEADER, requestHeaders);
|
|
curl_easy_setopt(hCurl, CURLOPT_POST, true);
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEDATA, (void*)bodydata);
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEFUNCTION, WriteMemoryCallback);
|
|
curl_easy_setopt(hCurl, CURLOPT_POSTFIELDSIZE, static_cast<curl_off_t>(postdata_remaining));
|
|
curl_easy_setopt(hCurl, CURLOPT_READDATA, (void*)this);
|
|
curl_easy_setopt(hCurl, CURLOPT_READFUNCTION, S3fsCurl::ReadCallback);
|
|
break;
|
|
|
|
case REQTYPE_UPLOADMULTIPOST:
|
|
curl_easy_setopt(hCurl, CURLOPT_URL, url.c_str());
|
|
curl_easy_setopt(hCurl, CURLOPT_UPLOAD, true);
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEDATA, (void*)bodydata);
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEFUNCTION, WriteMemoryCallback);
|
|
curl_easy_setopt(hCurl, CURLOPT_HEADERDATA, (void*)headdata);
|
|
curl_easy_setopt(hCurl, CURLOPT_HEADERFUNCTION, WriteMemoryCallback);
|
|
curl_easy_setopt(hCurl, CURLOPT_INFILESIZE_LARGE, static_cast<curl_off_t>(partdata.size));
|
|
curl_easy_setopt(hCurl, CURLOPT_READFUNCTION, S3fsCurl::UploadReadCallback);
|
|
curl_easy_setopt(hCurl, CURLOPT_READDATA, (void*)this);
|
|
curl_easy_setopt(hCurl, CURLOPT_HTTPHEADER, requestHeaders);
|
|
break;
|
|
|
|
case REQTYPE_COPYMULTIPOST:
|
|
curl_easy_setopt(hCurl, CURLOPT_URL, url.c_str());
|
|
curl_easy_setopt(hCurl, CURLOPT_UPLOAD, true);
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEDATA, (void*)bodydata);
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEFUNCTION, WriteMemoryCallback);
|
|
curl_easy_setopt(hCurl, CURLOPT_HEADERDATA, (void*)headdata);
|
|
curl_easy_setopt(hCurl, CURLOPT_HEADERFUNCTION, WriteMemoryCallback);
|
|
curl_easy_setopt(hCurl, CURLOPT_INFILESIZE, 0);
|
|
curl_easy_setopt(hCurl, CURLOPT_HTTPHEADER, requestHeaders);
|
|
break;
|
|
|
|
case REQTYPE_MULTILIST:
|
|
curl_easy_setopt(hCurl, CURLOPT_URL, url.c_str());
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEDATA, (void*)bodydata);
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEFUNCTION, WriteMemoryCallback);
|
|
curl_easy_setopt(hCurl, CURLOPT_HTTPHEADER, requestHeaders);
|
|
break;
|
|
|
|
case REQTYPE_IAMCRED:
|
|
curl_easy_setopt(hCurl, CURLOPT_URL, url.c_str());
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEDATA, (void*)bodydata);
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEFUNCTION, WriteMemoryCallback);
|
|
break;
|
|
|
|
case REQTYPE_ABORTMULTIUPLOAD:
|
|
curl_easy_setopt(hCurl, CURLOPT_URL, url.c_str());
|
|
curl_easy_setopt(hCurl, CURLOPT_CUSTOMREQUEST, "DELETE");
|
|
curl_easy_setopt(hCurl, CURLOPT_HTTPHEADER, requestHeaders);
|
|
break;
|
|
|
|
case REQTYPE_IAMROLE:
|
|
curl_easy_setopt(hCurl, CURLOPT_URL, url.c_str());
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEDATA, (void*)bodydata);
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEFUNCTION, WriteMemoryCallback);
|
|
break;
|
|
|
|
default:
|
|
S3FS_PRN_ERR("request type is unknown(%d)", type);
|
|
return false;
|
|
}
|
|
S3fsCurl::AddUserAgent(hCurl); // put User-Agent
|
|
|
|
return true;
|
|
}
|
|
|
|
//
|
|
// returns curl return code
|
|
//
|
|
int S3fsCurl::RequestPerform(void)
|
|
{
|
|
if(IS_S3FS_LOG_DBG()){
|
|
char* ptr_url = NULL;
|
|
curl_easy_getinfo(hCurl, CURLINFO_EFFECTIVE_URL , &ptr_url);
|
|
S3FS_PRN_DBG("connecting to URL %s", SAFESTRPTR(ptr_url));
|
|
}
|
|
|
|
// 1 attempt + retries...
|
|
for(int retrycnt = S3fsCurl::retries; 0 < retrycnt; retrycnt--){
|
|
// Requests
|
|
CURLcode curlCode = curl_easy_perform(hCurl);
|
|
|
|
// Check result
|
|
switch(curlCode){
|
|
case CURLE_OK:
|
|
// Need to look at the HTTP response code
|
|
if(0 != curl_easy_getinfo(hCurl, CURLINFO_RESPONSE_CODE, &LastResponseCode)){
|
|
S3FS_PRN_ERR("curl_easy_getinfo failed while trying to retrieve HTTP response code");
|
|
return -EIO;
|
|
}
|
|
if(400 > LastResponseCode){
|
|
S3FS_PRN_INFO3("HTTP response code %ld", LastResponseCode);
|
|
return 0;
|
|
}
|
|
if(500 <= LastResponseCode){
|
|
S3FS_PRN_INFO3("HTTP response code %ld", LastResponseCode);
|
|
sleep(4);
|
|
break;
|
|
}
|
|
|
|
// Service response codes which are >= 400 && < 500
|
|
switch(LastResponseCode){
|
|
case 400:
|
|
S3FS_PRN_INFO3("HTTP response code 400 was returned, returning EIO.");
|
|
S3FS_PRN_DBG("Body Text: %s", (bodydata ? bodydata->str() : ""));
|
|
return -EIO;
|
|
|
|
case 403:
|
|
S3FS_PRN_INFO3("HTTP response code 403 was returned, returning EPERM");
|
|
S3FS_PRN_DBG("Body Text: %s", (bodydata ? bodydata->str() : ""));
|
|
return -EPERM;
|
|
|
|
case 404:
|
|
S3FS_PRN_INFO3("HTTP response code 404 was returned, returning ENOENT");
|
|
S3FS_PRN_DBG("Body Text: %s", (bodydata ? bodydata->str() : ""));
|
|
return -ENOENT;
|
|
|
|
default:
|
|
S3FS_PRN_INFO3("HTTP response code = %ld, returning EIO", LastResponseCode);
|
|
S3FS_PRN_DBG("Body Text: %s", (bodydata ? bodydata->str() : ""));
|
|
return -EIO;
|
|
}
|
|
break;
|
|
|
|
case CURLE_WRITE_ERROR:
|
|
S3FS_PRN_ERR("### CURLE_WRITE_ERROR");
|
|
sleep(2);
|
|
break;
|
|
|
|
case CURLE_OPERATION_TIMEDOUT:
|
|
S3FS_PRN_ERR("### CURLE_OPERATION_TIMEDOUT");
|
|
sleep(2);
|
|
break;
|
|
|
|
case CURLE_COULDNT_RESOLVE_HOST:
|
|
S3FS_PRN_ERR("### CURLE_COULDNT_RESOLVE_HOST");
|
|
sleep(2);
|
|
break;
|
|
|
|
case CURLE_COULDNT_CONNECT:
|
|
S3FS_PRN_ERR("### CURLE_COULDNT_CONNECT");
|
|
sleep(4);
|
|
break;
|
|
|
|
case CURLE_GOT_NOTHING:
|
|
S3FS_PRN_ERR("### CURLE_GOT_NOTHING");
|
|
sleep(4);
|
|
break;
|
|
|
|
case CURLE_ABORTED_BY_CALLBACK:
|
|
S3FS_PRN_ERR("### CURLE_ABORTED_BY_CALLBACK");
|
|
sleep(4);
|
|
S3fsCurl::curl_times[hCurl] = time(0);
|
|
break;
|
|
|
|
case CURLE_PARTIAL_FILE:
|
|
S3FS_PRN_ERR("### CURLE_PARTIAL_FILE");
|
|
sleep(4);
|
|
break;
|
|
|
|
case CURLE_SEND_ERROR:
|
|
S3FS_PRN_ERR("### CURLE_SEND_ERROR");
|
|
sleep(2);
|
|
break;
|
|
|
|
case CURLE_RECV_ERROR:
|
|
S3FS_PRN_ERR("### CURLE_RECV_ERROR");
|
|
sleep(2);
|
|
break;
|
|
|
|
case CURLE_SSL_CONNECT_ERROR:
|
|
S3FS_PRN_ERR("### CURLE_SSL_CONNECT_ERROR");
|
|
sleep(2);
|
|
break;
|
|
|
|
case CURLE_SSL_CACERT:
|
|
S3FS_PRN_ERR("### CURLE_SSL_CACERT");
|
|
|
|
// try to locate cert, if successful, then set the
|
|
// option and continue
|
|
if(0 == S3fsCurl::curl_ca_bundle.size()){
|
|
if(!S3fsCurl::LocateBundle()){
|
|
S3FS_PRN_ERR("could not get CURL_CA_BUNDLE.");
|
|
return -EIO;
|
|
}
|
|
break; // retry with CAINFO
|
|
}
|
|
S3FS_PRN_ERR("curlCode: %d msg: %s", curlCode, curl_easy_strerror(curlCode));
|
|
return -EIO;
|
|
break;
|
|
|
|
#ifdef CURLE_PEER_FAILED_VERIFICATION
|
|
case CURLE_PEER_FAILED_VERIFICATION:
|
|
S3FS_PRN_ERR("### CURLE_PEER_FAILED_VERIFICATION");
|
|
|
|
first_pos = bucket.find_first_of(".");
|
|
if(first_pos != string::npos){
|
|
S3FS_PRN_INFO("curl returned a CURL_PEER_FAILED_VERIFICATION error");
|
|
S3FS_PRN_INFO("security issue found: buckets with periods in their name are incompatible with http");
|
|
S3FS_PRN_INFO("This check can be over-ridden by using the -o ssl_verify_hostname=0");
|
|
S3FS_PRN_INFO("The certificate will still be checked but the hostname will not be verified.");
|
|
S3FS_PRN_INFO("A more secure method would be to use a bucket name without periods.");
|
|
}else{
|
|
S3FS_PRN_INFO("my_curl_easy_perform: curlCode: %d -- %s", curlCode, curl_easy_strerror(curlCode));
|
|
}
|
|
return -EIO;
|
|
break;
|
|
#endif
|
|
|
|
// This should be invalid since curl option HTTP FAILONERROR is now off
|
|
case CURLE_HTTP_RETURNED_ERROR:
|
|
S3FS_PRN_ERR("### CURLE_HTTP_RETURNED_ERROR");
|
|
|
|
if(0 != curl_easy_getinfo(hCurl, CURLINFO_RESPONSE_CODE, &LastResponseCode)){
|
|
return -EIO;
|
|
}
|
|
S3FS_PRN_INFO3("HTTP response code =%ld", LastResponseCode);
|
|
|
|
// Let's try to retrieve the
|
|
if(404 == LastResponseCode){
|
|
return -ENOENT;
|
|
}
|
|
if(500 > LastResponseCode){
|
|
return -EIO;
|
|
}
|
|
break;
|
|
|
|
// Unknown CURL return code
|
|
default:
|
|
S3FS_PRN_ERR("###curlCode: %d msg: %s", curlCode, curl_easy_strerror(curlCode));
|
|
return -EIO;
|
|
break;
|
|
}
|
|
S3FS_PRN_INFO("### retrying...");
|
|
|
|
if(!RemakeHandle()){
|
|
S3FS_PRN_INFO("Failed to reset handle and internal data for retrying.");
|
|
return -EIO;
|
|
}
|
|
}
|
|
S3FS_PRN_ERR("### giving up");
|
|
|
|
return -EIO;
|
|
}
|
|
|
|
//
|
|
// Returns the Amazon AWS signature for the given parameters.
|
|
//
|
|
// @param method e.g., "GET"
|
|
// @param content_type e.g., "application/x-directory"
|
|
// @param date e.g., get_date_rfc850()
|
|
// @param resource e.g., "/pub"
|
|
//
|
|
string S3fsCurl::CalcSignatureV2(const string& method, const string& strMD5, const string& content_type, const string& date, const string& resource)
|
|
{
|
|
string Signature;
|
|
string StringToSign;
|
|
|
|
if(0 < S3fsCurl::IAM_role.size()){
|
|
if(!S3fsCurl::CheckIAMCredentialUpdate()){
|
|
S3FS_PRN_ERR("Something error occurred in checking IAM credential.");
|
|
return Signature; // returns empty string, then it occurs error.
|
|
}
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "x-amz-security-token", S3fsCurl::AWSAccessToken.c_str());
|
|
}
|
|
|
|
StringToSign += method + "\n";
|
|
StringToSign += strMD5 + "\n"; // md5
|
|
StringToSign += content_type + "\n";
|
|
StringToSign += date + "\n";
|
|
StringToSign += get_canonical_headers(requestHeaders, true);
|
|
StringToSign += resource;
|
|
|
|
const void* key = S3fsCurl::AWSSecretAccessKey.data();
|
|
int key_len = S3fsCurl::AWSSecretAccessKey.size();
|
|
const unsigned char* sdata = reinterpret_cast<const unsigned char*>(StringToSign.data());
|
|
int sdata_len = StringToSign.size();
|
|
unsigned char* md = NULL;
|
|
unsigned int md_len = 0;;
|
|
|
|
s3fs_HMAC(key, key_len, sdata, sdata_len, &md, &md_len);
|
|
|
|
char* base64;
|
|
if(NULL == (base64 = s3fs_base64(md, md_len))){
|
|
free(md);
|
|
return string(""); // ENOMEM
|
|
}
|
|
free(md);
|
|
|
|
Signature = base64;
|
|
free(base64);
|
|
|
|
return Signature;
|
|
}
|
|
|
|
string S3fsCurl::CalcSignature(const string& method, const string& canonical_uri, const string& query_string, const string& strdate, const string& payload_hash, const string& date8601)
|
|
{
|
|
string Signature, StringCQ, StringToSign;
|
|
string uriencode;
|
|
|
|
if(0 < S3fsCurl::IAM_role.size()){
|
|
if(!S3fsCurl::CheckIAMCredentialUpdate()){
|
|
S3FS_PRN_ERR("Something error occurred in checking IAM credential.");
|
|
return Signature; // returns empty string, then it occurs error.
|
|
}
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "x-amz-security-token", S3fsCurl::AWSAccessToken.c_str());
|
|
}
|
|
|
|
uriencode = urlEncode(canonical_uri);
|
|
StringCQ = method + "\n";
|
|
if(0 == strcmp(method.c_str(),"HEAD") || 0 == strcmp(method.c_str(),"PUT") || 0 == strcmp(method.c_str(),"DELETE")){
|
|
StringCQ += uriencode + "\n";
|
|
}else if (0 == strcmp(method.c_str(), "GET") && 0 == strcmp(uriencode.c_str(), "")) {
|
|
StringCQ +="/\n";
|
|
}else if (0 == strcmp(method.c_str(), "GET") && 0 == strncmp(uriencode.c_str(), "/", 1)) {
|
|
StringCQ += uriencode +"\n";
|
|
}else if (0 == strcmp(method.c_str(), "GET") && 0 != strncmp(uriencode.c_str(), "/", 1)) {
|
|
StringCQ += "/\n" + urlEncode2(canonical_uri) +"\n";
|
|
}else if (0 == strcmp(method.c_str(), "POST")) {
|
|
StringCQ += uriencode + "\n";
|
|
}
|
|
StringCQ += urlEncode2(query_string) + "\n";
|
|
StringCQ += get_canonical_headers(requestHeaders) + "\n";
|
|
StringCQ += get_sorted_header_keys(requestHeaders) + "\n";
|
|
StringCQ += payload_hash;
|
|
|
|
char kSecret[128];
|
|
unsigned char *kDate, *kRegion, *kService, *kSigning, *sRequest = NULL;
|
|
unsigned int kDate_len,kRegion_len, kService_len, kSigning_len, sRequest_len = 0;
|
|
char hexsRequest[64 + 1];
|
|
int kSecret_len = snprintf(kSecret, sizeof(kSecret), "AWS4%s", S3fsCurl::AWSSecretAccessKey.c_str());
|
|
unsigned int cnt;
|
|
|
|
s3fs_HMAC256(kSecret, kSecret_len, reinterpret_cast<const unsigned char*>(strdate.data()), strdate.size(), &kDate, &kDate_len);
|
|
s3fs_HMAC256(kDate, kDate_len, reinterpret_cast<const unsigned char*>(endpoint.c_str()), endpoint.size(), &kRegion, &kRegion_len);
|
|
s3fs_HMAC256(kRegion, kRegion_len, reinterpret_cast<const unsigned char*>("s3"), sizeof("s3") - 1, &kService, &kService_len);
|
|
s3fs_HMAC256(kService, kService_len, reinterpret_cast<const unsigned char*>("aws4_request"), sizeof("aws4_request") - 1, &kSigning, &kSigning_len);
|
|
free(kDate);
|
|
free(kRegion);
|
|
free(kService);
|
|
|
|
const unsigned char* cRequest = reinterpret_cast<const unsigned char*>(StringCQ.c_str());
|
|
unsigned int cRequest_len = StringCQ.size();
|
|
s3fs_sha256(cRequest, cRequest_len, &sRequest, &sRequest_len);
|
|
for(cnt = 0; cnt < sRequest_len; cnt++){
|
|
sprintf(&hexsRequest[cnt * 2], "%02x", sRequest[cnt]);
|
|
}
|
|
free(sRequest);
|
|
|
|
StringToSign = "AWS4-HMAC-SHA256\n";
|
|
StringToSign += date8601 + "\n";
|
|
StringToSign += strdate + "/" + endpoint + "/s3/aws4_request\n";
|
|
StringToSign += hexsRequest;
|
|
|
|
const unsigned char* cscope = reinterpret_cast<const unsigned char*>(StringToSign.c_str());
|
|
unsigned int cscope_len = StringToSign.size();
|
|
unsigned char* md = NULL;
|
|
unsigned int md_len = 0;
|
|
char hexSig[64 + 1];
|
|
|
|
s3fs_HMAC256(kSigning, kSigning_len, cscope, cscope_len, &md, &md_len);
|
|
for(cnt = 0; cnt < md_len; cnt++){
|
|
sprintf(&hexSig[cnt * 2], "%02x", md[cnt]);
|
|
}
|
|
free(kSigning);
|
|
free(md);
|
|
|
|
Signature = hexSig;
|
|
|
|
return Signature;
|
|
}
|
|
|
|
// XML in BodyData has UploadId, Parse XML body for UploadId
|
|
bool S3fsCurl::GetUploadId(string& upload_id)
|
|
{
|
|
bool result = false;
|
|
|
|
if(!bodydata){
|
|
return result;
|
|
}
|
|
upload_id.clear();
|
|
|
|
xmlDocPtr doc;
|
|
if(NULL == (doc = xmlReadMemory(bodydata->str(), bodydata->size(), "", NULL, 0))){
|
|
return result;
|
|
}
|
|
if(NULL == doc->children){
|
|
S3FS_XMLFREEDOC(doc);
|
|
return result;
|
|
}
|
|
for(xmlNodePtr cur_node = doc->children->children; NULL != cur_node; cur_node = cur_node->next){
|
|
// For DEBUG
|
|
// string cur_node_name(reinterpret_cast<const char *>(cur_node->name));
|
|
// printf("cur_node_name: %s\n", cur_node_name.c_str());
|
|
|
|
if(XML_ELEMENT_NODE == cur_node->type){
|
|
string elementName = reinterpret_cast<const char*>(cur_node->name);
|
|
// For DEBUG
|
|
// printf("elementName: %s\n", elementName.c_str());
|
|
|
|
if(cur_node->children){
|
|
if(XML_TEXT_NODE == cur_node->children->type){
|
|
if(elementName == "UploadId") {
|
|
upload_id = reinterpret_cast<const char *>(cur_node->children->content);
|
|
result = true;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
S3FS_XMLFREEDOC(doc);
|
|
|
|
return result;
|
|
}
|
|
|
|
void S3fsCurl::insertV4Headers(const string &op, const string &path, const string &query_string, const string &payload_hash)
|
|
{
|
|
S3FS_PRN_INFO3("computing signature [%s] [%s] [%s] [%s]", op.c_str(), path.c_str(), query_string.c_str(), payload_hash.c_str());
|
|
string strdate;
|
|
string date8601;
|
|
get_date_sigv3(strdate, date8601);
|
|
|
|
string contentSHA256 = payload_hash.empty() ? empty_payload_hash : payload_hash;
|
|
const std::string realpath = pathrequeststyle ? "/" + bucket + path : path;
|
|
|
|
//string canonical_headers, signed_headers;
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "host", get_bucket_host().c_str());
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "x-amz-content-sha256", contentSHA256.c_str());
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "x-amz-date", date8601.c_str());
|
|
|
|
if(!S3fsCurl::IsPublicBucket()){
|
|
string Signature = CalcSignature(op, realpath, query_string, strdate, contentSHA256, date8601);
|
|
string auth = "AWS4-HMAC-SHA256 Credential=" + AWSAccessKeyId + "/" + strdate + "/" + endpoint +
|
|
"/s3/aws4_request, SignedHeaders=" + get_sorted_header_keys(requestHeaders) + ", Signature=" + Signature;
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Authorization", auth.c_str());
|
|
}
|
|
}
|
|
|
|
int S3fsCurl::DeleteRequest(const char* tpath)
|
|
{
|
|
S3FS_PRN_INFO3("[tpath=%s]", SAFESTRPTR(tpath));
|
|
|
|
if(!tpath){
|
|
return -1;
|
|
}
|
|
if(!CreateCurlHandle(true)){
|
|
return -1;
|
|
}
|
|
string resource;
|
|
string turl;
|
|
MakeUrlResource(get_realpath(tpath).c_str(), resource, turl);
|
|
|
|
url = prepare_url(turl.c_str());
|
|
path = get_realpath(tpath);
|
|
requestHeaders = NULL;
|
|
responseHeaders.clear();
|
|
|
|
if(!S3fsCurl::is_sigv4){
|
|
string date = get_date_rfc850();
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Date", date.c_str());
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Content-Type", NULL);
|
|
if(!S3fsCurl::IsPublicBucket()){
|
|
string Signature = CalcSignatureV2("DELETE", "", "", date, resource);
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Authorization", string("AWS " + AWSAccessKeyId + ":" + Signature).c_str());
|
|
}
|
|
|
|
}else{
|
|
insertV4Headers("DELETE", path, "", "");
|
|
}
|
|
|
|
curl_easy_setopt(hCurl, CURLOPT_URL, url.c_str());
|
|
curl_easy_setopt(hCurl, CURLOPT_CUSTOMREQUEST, "DELETE");
|
|
curl_easy_setopt(hCurl, CURLOPT_HTTPHEADER, requestHeaders);
|
|
S3fsCurl::AddUserAgent(hCurl); // put User-Agent
|
|
|
|
type = REQTYPE_DELETE;
|
|
|
|
return RequestPerform();
|
|
}
|
|
|
|
//
|
|
// Get AccessKeyId/SecretAccessKey/AccessToken/Expiration by IAM role,
|
|
// and Set these value to class variable.
|
|
//
|
|
int S3fsCurl::GetIAMCredentials(void)
|
|
{
|
|
S3FS_PRN_INFO3("[IAM role=%s]", S3fsCurl::IAM_role.c_str());
|
|
|
|
if(0 == S3fsCurl::IAM_role.size()){
|
|
S3FS_PRN_ERR("IAM role name is empty.");
|
|
return -EIO;
|
|
}
|
|
// at first set type for handle
|
|
type = REQTYPE_IAMCRED;
|
|
|
|
if(!CreateCurlHandle(true)){
|
|
return -EIO;
|
|
}
|
|
|
|
// url
|
|
url = string(IAM_CRED_URL) + S3fsCurl::IAM_role;
|
|
requestHeaders = NULL;
|
|
responseHeaders.clear();
|
|
bodydata = new BodyData();
|
|
|
|
curl_easy_setopt(hCurl, CURLOPT_URL, url.c_str());
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEDATA, (void*)bodydata);
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEFUNCTION, WriteMemoryCallback);
|
|
S3fsCurl::AddUserAgent(hCurl); // put User-Agent
|
|
|
|
int result = RequestPerform();
|
|
|
|
// analyzing response
|
|
if(0 == result && !S3fsCurl::SetIAMCredentials(bodydata->str())){
|
|
S3FS_PRN_ERR("Something error occurred, could not get IAM credential.");
|
|
}
|
|
delete bodydata;
|
|
bodydata = NULL;
|
|
|
|
return result;
|
|
}
|
|
|
|
//
|
|
// Get IAM role name automatically.
|
|
//
|
|
bool S3fsCurl::LoadIAMRoleFromMetaData(void)
|
|
{
|
|
S3FS_PRN_INFO3("Get IAM Role name");
|
|
|
|
// at first set type for handle
|
|
type = REQTYPE_IAMROLE;
|
|
|
|
if(!CreateCurlHandle(true)){
|
|
return false;
|
|
}
|
|
|
|
// url
|
|
url = IAM_CRED_URL;
|
|
requestHeaders = NULL;
|
|
responseHeaders.clear();
|
|
bodydata = new BodyData();
|
|
|
|
curl_easy_setopt(hCurl, CURLOPT_URL, url.c_str());
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEDATA, (void*)bodydata);
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEFUNCTION, WriteMemoryCallback);
|
|
S3fsCurl::AddUserAgent(hCurl); // put User-Agent
|
|
|
|
int result = RequestPerform();
|
|
|
|
// analyzing response
|
|
if(0 == result && !S3fsCurl::SetIAMRoleFromMetaData(bodydata->str())){
|
|
S3FS_PRN_ERR("Something error occurred, could not get IAM role name.");
|
|
result = -EIO;
|
|
}
|
|
delete bodydata;
|
|
bodydata = NULL;
|
|
|
|
return (0 == result);
|
|
}
|
|
|
|
bool S3fsCurl::AddSseRequestHead(sse_type_t ssetype, string& ssevalue, bool is_only_c, bool is_copy)
|
|
{
|
|
if(SSE_S3 == ssetype){
|
|
if(!is_only_c){
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "x-amz-server-side-encryption", "AES256");
|
|
}
|
|
}else if(SSE_C == ssetype){
|
|
string sseckey;
|
|
if(S3fsCurl::GetSseKey(ssevalue, sseckey)){
|
|
if(is_copy){
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "x-amz-copy-source-server-side-encryption-customer-algorithm", "AES256");
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "x-amz-copy-source-server-side-encryption-customer-key", sseckey.c_str());
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "x-amz-copy-source-server-side-encryption-customer-key-md5", ssevalue.c_str());
|
|
}else{
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "x-amz-server-side-encryption-customer-algorithm", "AES256");
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "x-amz-server-side-encryption-customer-key", sseckey.c_str());
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "x-amz-server-side-encryption-customer-key-md5", ssevalue.c_str());
|
|
}
|
|
}else{
|
|
S3FS_PRN_WARN("Failed to insert SSE-C header.");
|
|
}
|
|
|
|
}else if(SSE_KMS == ssetype){
|
|
if(!is_only_c){
|
|
if(ssevalue.empty()){
|
|
ssevalue = S3fsCurl::GetSseKmsId();
|
|
}
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "x-amz-server-side-encryption", "aws:kms");
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "x-amz-server-side-encryption-aws-kms-key-id", ssevalue.c_str());
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
//
|
|
// tpath : target path for head request
|
|
// bpath : saved into base_path
|
|
// savedpath : saved into saved_path
|
|
// ssekey_pos : -1 means "not" SSE-C type
|
|
// 0 - X means SSE-C type and position for SSE-C key(0 is latest key)
|
|
//
|
|
bool S3fsCurl::PreHeadRequest(const char* tpath, const char* bpath, const char* savedpath, int ssekey_pos)
|
|
{
|
|
S3FS_PRN_INFO3("[tpath=%s][bpath=%s][save=%s][sseckeypos=%d]", SAFESTRPTR(tpath), SAFESTRPTR(bpath), SAFESTRPTR(savedpath), ssekey_pos);
|
|
|
|
if(!tpath){
|
|
return false;
|
|
}
|
|
if(!CreateCurlHandle(true)){
|
|
return false;
|
|
}
|
|
string resource;
|
|
string turl;
|
|
MakeUrlResource(get_realpath(tpath).c_str(), resource, turl);
|
|
|
|
// libcurl 7.17 does deep copy of url, deep copy "stable" url
|
|
url = prepare_url(turl.c_str());
|
|
path = get_realpath(tpath);
|
|
base_path = SAFESTRPTR(bpath);
|
|
saved_path = SAFESTRPTR(savedpath);
|
|
requestHeaders = NULL;
|
|
responseHeaders.clear();
|
|
|
|
// requestHeaders
|
|
if(0 <= ssekey_pos){
|
|
string md5("");
|
|
if(!S3fsCurl::GetSseKeyMd5(ssekey_pos, md5) || !AddSseRequestHead(SSE_C, md5, true, false)){
|
|
S3FS_PRN_ERR("Failed to set SSE-C headers for sse-c key pos(%d)(=md5(%s)).", ssekey_pos, md5.c_str());
|
|
return false;
|
|
}
|
|
}
|
|
b_ssekey_pos = ssekey_pos;
|
|
|
|
if(!S3fsCurl::is_sigv4){
|
|
string date = get_date_rfc850();
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Date", date.c_str());
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Content-Type", NULL);
|
|
|
|
if(!S3fsCurl::IsPublicBucket()){
|
|
string Signature = CalcSignatureV2("HEAD", "", "", date, resource);
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Authorization", string("AWS " + AWSAccessKeyId + ":" + Signature).c_str());
|
|
}
|
|
|
|
}else{
|
|
insertV4Headers("HEAD", path, "", "");
|
|
}
|
|
|
|
curl_easy_setopt(hCurl, CURLOPT_URL, url.c_str());
|
|
curl_easy_setopt(hCurl, CURLOPT_NOBODY, true); // HEAD
|
|
curl_easy_setopt(hCurl, CURLOPT_FILETIME, true); // Last-Modified
|
|
curl_easy_setopt(hCurl, CURLOPT_HTTPHEADER, requestHeaders);
|
|
|
|
// responseHeaders
|
|
curl_easy_setopt(hCurl, CURLOPT_HEADERDATA, (void*)&responseHeaders);
|
|
curl_easy_setopt(hCurl, CURLOPT_HEADERFUNCTION, HeaderCallback);
|
|
S3fsCurl::AddUserAgent(hCurl); // put User-Agent
|
|
|
|
type = REQTYPE_HEAD;
|
|
|
|
return true;
|
|
}
|
|
|
|
int S3fsCurl::HeadRequest(const char* tpath, headers_t& meta)
|
|
{
|
|
int result = -1;
|
|
|
|
S3FS_PRN_INFO3("[tpath=%s]", SAFESTRPTR(tpath));
|
|
|
|
// At first, try to get without SSE-C headers
|
|
if(!PreHeadRequest(tpath) || 0 != (result = RequestPerform())){
|
|
// If has SSE-C keys, try to get with all SSE-C keys.
|
|
for(int pos = 0; static_cast<size_t>(pos) < S3fsCurl::sseckeys.size(); pos++){
|
|
if(!DestroyCurlHandle()){
|
|
return result;
|
|
}
|
|
if(!PreHeadRequest(tpath, NULL, NULL, pos)){
|
|
return result;
|
|
}
|
|
if(0 == (result = RequestPerform())){
|
|
break;
|
|
}
|
|
}
|
|
if(0 != result){
|
|
DestroyCurlHandle(); // not check result.
|
|
return result;
|
|
}
|
|
}
|
|
|
|
// file exists in s3
|
|
// fixme: clean this up.
|
|
meta.clear();
|
|
for(headers_t::iterator iter = responseHeaders.begin(); iter != responseHeaders.end(); ++iter){
|
|
string key = lower(iter->first);
|
|
string value = iter->second;
|
|
if(key == "content-type"){
|
|
meta[iter->first] = value;
|
|
}else if(key == "content-length"){
|
|
meta[iter->first] = value;
|
|
}else if(key == "etag"){
|
|
meta[iter->first] = value;
|
|
}else if(key == "last-modified"){
|
|
meta[iter->first] = value;
|
|
}else if(key.substr(0, 5) == "x-amz"){
|
|
meta[key] = value; // key is lower case for "x-amz"
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
int S3fsCurl::PutHeadRequest(const char* tpath, headers_t& meta, bool is_copy)
|
|
{
|
|
S3FS_PRN_INFO3("[tpath=%s]", SAFESTRPTR(tpath));
|
|
|
|
if(!tpath){
|
|
return -1;
|
|
}
|
|
if(!CreateCurlHandle(true)){
|
|
return -1;
|
|
}
|
|
string resource;
|
|
string turl;
|
|
MakeUrlResource(get_realpath(tpath).c_str(), resource, turl);
|
|
|
|
url = prepare_url(turl.c_str());
|
|
path = get_realpath(tpath);
|
|
requestHeaders = NULL;
|
|
responseHeaders.clear();
|
|
bodydata = new BodyData();
|
|
|
|
// Make request headers
|
|
string ContentType;
|
|
for(headers_t::iterator iter = meta.begin(); iter != meta.end(); ++iter){
|
|
string key = lower(iter->first);
|
|
string value = iter->second;
|
|
if(key == "content-type"){
|
|
ContentType = value;
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, iter->first.c_str(), value.c_str());
|
|
}else if(key.substr(0, 9) == "x-amz-acl"){
|
|
// not set value, but after set it.
|
|
}else if(key.substr(0, 10) == "x-amz-meta"){
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, iter->first.c_str(), value.c_str());
|
|
}else if(key == "x-amz-copy-source"){
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, iter->first.c_str(), value.c_str());
|
|
}else if(key == "x-amz-server-side-encryption"){
|
|
// Only copy mode.
|
|
if(is_copy && !AddSseRequestHead(SSE_S3, value, false, true)){
|
|
S3FS_PRN_WARN("Failed to insert SSE-S3 header.");
|
|
}
|
|
}else if(key == "x-amz-server-side-encryption-customer-algorithm"){
|
|
// Only copy mode.
|
|
if(is_copy && !value.empty() && !AddSseRequestHead(SSE_KMS, value, false, true)){
|
|
S3FS_PRN_WARN("Failed to insert SSE-KMS header.");
|
|
}
|
|
}else if(key == "x-amz-server-side-encryption-customer-key-md5"){
|
|
// Only copy mode.
|
|
if(is_copy){
|
|
if(!AddSseRequestHead(SSE_C, value, true, true) || !AddSseRequestHead(SSE_C, value, true, false)){
|
|
S3FS_PRN_WARN("Failed to insert SSE-C header.");
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// "x-amz-acl", storage class, sse
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "x-amz-acl", S3fsCurl::default_acl.c_str());
|
|
if(REDUCED_REDUNDANCY == GetStorageClass()){
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "x-amz-storage-class", "REDUCED_REDUNDANCY");
|
|
} else if(STANDARD_IA == GetStorageClass()){
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "x-amz-storage-class", "STANDARD_IA");
|
|
}
|
|
// SSE
|
|
if(!is_copy){
|
|
string ssevalue("");
|
|
if(!AddSseRequestHead(S3fsCurl::GetSseType(), ssevalue, false, false)){
|
|
S3FS_PRN_WARN("Failed to set SSE header, but continue...");
|
|
}
|
|
}
|
|
if(is_use_ahbe){
|
|
// set additional header by ahbe conf
|
|
requestHeaders = AdditionalHeader::get()->AddHeader(requestHeaders, tpath);
|
|
}
|
|
|
|
if(!S3fsCurl::is_sigv4){
|
|
string date = get_date_rfc850();
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Date", date.c_str());
|
|
|
|
if(!S3fsCurl::IsPublicBucket()){
|
|
string Signature = CalcSignatureV2("PUT", "", ContentType, date, resource);
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Authorization", string("AWS " + AWSAccessKeyId + ":" + Signature).c_str());
|
|
}
|
|
|
|
}else{
|
|
insertV4Headers("PUT", path, "", "");
|
|
}
|
|
|
|
// setopt
|
|
curl_easy_setopt(hCurl, CURLOPT_URL, url.c_str());
|
|
curl_easy_setopt(hCurl, CURLOPT_UPLOAD, true); // HTTP PUT
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEDATA, (void*)bodydata);
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEFUNCTION, WriteMemoryCallback);
|
|
curl_easy_setopt(hCurl, CURLOPT_INFILESIZE, 0); // Content-Length
|
|
curl_easy_setopt(hCurl, CURLOPT_HTTPHEADER, requestHeaders);
|
|
S3fsCurl::AddUserAgent(hCurl); // put User-Agent
|
|
|
|
type = REQTYPE_PUTHEAD;
|
|
|
|
S3FS_PRN_INFO3("copying... [path=%s]", tpath);
|
|
|
|
int result = RequestPerform();
|
|
delete bodydata;
|
|
bodydata = NULL;
|
|
|
|
return result;
|
|
}
|
|
|
|
int S3fsCurl::PutRequest(const char* tpath, headers_t& meta, int fd)
|
|
{
|
|
struct stat st;
|
|
FILE* file = NULL;
|
|
int fd2;
|
|
|
|
S3FS_PRN_INFO3("[tpath=%s]", SAFESTRPTR(tpath));
|
|
|
|
if(!tpath){
|
|
return -1;
|
|
}
|
|
if(-1 != fd){
|
|
// duplicate fd
|
|
if(-1 == (fd2 = dup(fd)) || -1 == fstat(fd2, &st) || 0 != lseek(fd2, 0, SEEK_SET) || NULL == (file = fdopen(fd2, "rb"))){
|
|
S3FS_PRN_ERR("Could not duplicate file descriptor(errno=%d)", errno);
|
|
if(-1 != fd2){
|
|
close(fd2);
|
|
}
|
|
return -errno;
|
|
}
|
|
b_infile = file;
|
|
}else{
|
|
// This case is creating zero byte object.(calling by create_file_object())
|
|
S3FS_PRN_INFO3("create zero byte file object.");
|
|
}
|
|
|
|
if(!CreateCurlHandle(true)){
|
|
if(file){
|
|
fclose(file);
|
|
}
|
|
return -1;
|
|
}
|
|
string resource;
|
|
string turl;
|
|
MakeUrlResource(get_realpath(tpath).c_str(), resource, turl);
|
|
|
|
url = prepare_url(turl.c_str());
|
|
path = get_realpath(tpath);
|
|
requestHeaders = NULL;
|
|
responseHeaders.clear();
|
|
bodydata = new BodyData();
|
|
|
|
// Make request headers
|
|
string strMD5;
|
|
if(-1 != fd && S3fsCurl::is_content_md5){
|
|
strMD5 = s3fs_get_content_md5(fd);
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Content-MD5", strMD5.c_str());
|
|
}
|
|
|
|
string ContentType;
|
|
for(headers_t::iterator iter = meta.begin(); iter != meta.end(); ++iter){
|
|
string key = lower(iter->first);
|
|
string value = iter->second;
|
|
if(key == "content-type"){
|
|
ContentType = value;
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, iter->first.c_str(), value.c_str());
|
|
}else if(key.substr(0, 9) == "x-amz-acl"){
|
|
// not set value, but after set it.
|
|
}else if(key.substr(0, 10) == "x-amz-meta"){
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, iter->first.c_str(), value.c_str());
|
|
}else if(key == "x-amz-server-side-encryption"){
|
|
// skip this header, because this header is specified after logic.
|
|
}else if(key == "x-amz-server-side-encryption-customer-algorithm"){
|
|
// skip this header, because this header is specified after logic.
|
|
}else if(key == "x-amz-server-side-encryption-customer-key-md5"){
|
|
// skip this header, because this header is specified after logic.
|
|
}
|
|
}
|
|
// "x-amz-acl", storage class, sse
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "x-amz-acl", S3fsCurl::default_acl.c_str());
|
|
if(REDUCED_REDUNDANCY == GetStorageClass()){
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "x-amz-storage-class", "REDUCED_REDUNDANCY");
|
|
} else if(STANDARD_IA == GetStorageClass()){
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "x-amz-storage-class", "STANDARD_IA");
|
|
}
|
|
// SSE
|
|
string ssevalue("");
|
|
if(!AddSseRequestHead(S3fsCurl::GetSseType(), ssevalue, false, false)){
|
|
S3FS_PRN_WARN("Failed to set SSE header, but continue...");
|
|
}
|
|
if(is_use_ahbe){
|
|
// set additional header by ahbe conf
|
|
requestHeaders = AdditionalHeader::get()->AddHeader(requestHeaders, tpath);
|
|
}
|
|
|
|
if(!S3fsCurl::is_sigv4){
|
|
string date = get_date_rfc850();
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Date", date.c_str());
|
|
|
|
if(!S3fsCurl::IsPublicBucket()){
|
|
string Signature = CalcSignatureV2("PUT", strMD5, ContentType, date, resource);
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Authorization", string("AWS " + AWSAccessKeyId + ":" + Signature).c_str());
|
|
}
|
|
|
|
}else{
|
|
string payload_hash = s3fs_sha256sum(fd, 0, -1);
|
|
insertV4Headers("PUT", path, "", payload_hash);
|
|
}
|
|
|
|
// setopt
|
|
curl_easy_setopt(hCurl, CURLOPT_URL, url.c_str());
|
|
curl_easy_setopt(hCurl, CURLOPT_UPLOAD, true); // HTTP PUT
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEDATA, (void*)bodydata);
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEFUNCTION, WriteMemoryCallback);
|
|
curl_easy_setopt(hCurl, CURLOPT_HTTPHEADER, requestHeaders);
|
|
if(file){
|
|
curl_easy_setopt(hCurl, CURLOPT_INFILESIZE_LARGE, static_cast<curl_off_t>(st.st_size)); // Content-Length
|
|
curl_easy_setopt(hCurl, CURLOPT_INFILE, file);
|
|
}else{
|
|
curl_easy_setopt(hCurl, CURLOPT_INFILESIZE, 0); // Content-Length: 0
|
|
}
|
|
S3fsCurl::AddUserAgent(hCurl); // put User-Agent
|
|
|
|
type = REQTYPE_PUT;
|
|
|
|
S3FS_PRN_INFO3("uploading... [path=%s][fd=%d][size=%jd]", tpath, fd, (intmax_t)(-1 != fd ? st.st_size : 0));
|
|
|
|
int result = RequestPerform();
|
|
delete bodydata;
|
|
bodydata = NULL;
|
|
if(file){
|
|
fclose(file);
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
int S3fsCurl::PreGetObjectRequest(const char* tpath, int fd, off_t start, ssize_t size, sse_type_t ssetype, string& ssevalue)
|
|
{
|
|
S3FS_PRN_INFO3("[tpath=%s][start=%jd][size=%zd]", SAFESTRPTR(tpath), (intmax_t)start, size);
|
|
|
|
if(!tpath || -1 == fd || 0 > start || 0 > size){
|
|
return -1;
|
|
}
|
|
|
|
if(!CreateCurlHandle(true)){
|
|
return -1;
|
|
}
|
|
string resource;
|
|
string turl;
|
|
MakeUrlResource(get_realpath(tpath).c_str(), resource, turl);
|
|
|
|
url = prepare_url(turl.c_str());
|
|
path = get_realpath(tpath);
|
|
requestHeaders = NULL;
|
|
responseHeaders.clear();
|
|
|
|
if(-1 != start && 0 < size){
|
|
string range = "bytes=";
|
|
range += str(start);
|
|
range += "-";
|
|
range += str(start + size - 1);
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Range", range.c_str());
|
|
}
|
|
// SSE
|
|
if(!AddSseRequestHead(ssetype, ssevalue, true, false)){
|
|
S3FS_PRN_WARN("Failed to set SSE header, but continue...");
|
|
}
|
|
if(!S3fsCurl::is_sigv4){
|
|
string date = get_date_rfc850();
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Date", date.c_str());
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Content-Type", NULL);
|
|
|
|
if(!S3fsCurl::IsPublicBucket()){
|
|
string Signature = CalcSignatureV2("GET", "", "", date, resource);
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Authorization", string("AWS " + AWSAccessKeyId + ":" + Signature).c_str());
|
|
}
|
|
|
|
}else{
|
|
insertV4Headers("GET", path, "", "");
|
|
}
|
|
|
|
// setopt
|
|
curl_easy_setopt(hCurl, CURLOPT_URL, url.c_str());
|
|
curl_easy_setopt(hCurl, CURLOPT_HTTPHEADER, requestHeaders);
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEFUNCTION, S3fsCurl::DownloadWriteCallback);
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEDATA, (void*)this);
|
|
S3fsCurl::AddUserAgent(hCurl); // put User-Agent
|
|
|
|
// set info for callback func.
|
|
// (use only fd, startpos and size, other member is not used.)
|
|
partdata.clear();
|
|
partdata.fd = fd;
|
|
partdata.startpos = start;
|
|
partdata.size = size;
|
|
b_partdata_startpos = start;
|
|
b_partdata_size = size;
|
|
b_ssetype = ssetype;
|
|
b_ssevalue = ssevalue;
|
|
b_ssekey_pos = -1; // not use this value for get object.
|
|
|
|
type = REQTYPE_GET;
|
|
|
|
return 0;
|
|
}
|
|
|
|
int S3fsCurl::GetObjectRequest(const char* tpath, int fd, off_t start, ssize_t size)
|
|
{
|
|
int result;
|
|
|
|
S3FS_PRN_INFO3("[tpath=%s][start=%jd][size=%zd]", SAFESTRPTR(tpath), (intmax_t)start, size);
|
|
|
|
if(!tpath){
|
|
return -1;
|
|
}
|
|
sse_type_t ssetype;
|
|
string ssevalue;
|
|
if(!get_object_sse_type(tpath, ssetype, ssevalue)){
|
|
S3FS_PRN_WARN("Failed to get SSE type for file(%s).", SAFESTRPTR(tpath));
|
|
}
|
|
|
|
if(0 != (result = PreGetObjectRequest(tpath, fd, start, size, ssetype, ssevalue))){
|
|
return result;
|
|
}
|
|
|
|
S3FS_PRN_INFO3("downloading... [path=%s][fd=%d]", tpath, fd);
|
|
|
|
result = RequestPerform();
|
|
partdata.clear();
|
|
|
|
return result;
|
|
}
|
|
|
|
int S3fsCurl::CheckBucket(void)
|
|
{
|
|
S3FS_PRN_INFO3("check a bucket.");
|
|
|
|
if(!CreateCurlHandle(true)){
|
|
return -1;
|
|
}
|
|
string resource;
|
|
string turl;
|
|
MakeUrlResource(get_realpath("/").c_str(), resource, turl);
|
|
|
|
url = prepare_url(turl.c_str());
|
|
path = get_realpath("/");
|
|
requestHeaders = NULL;
|
|
responseHeaders.clear();
|
|
bodydata = new BodyData();
|
|
|
|
if(!S3fsCurl::is_sigv4){
|
|
string date = get_date_rfc850();
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Date", date.c_str());
|
|
|
|
if(!S3fsCurl::IsPublicBucket()){
|
|
string Signature = CalcSignatureV2("GET", "", "", date, resource);
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Authorization", string("AWS " + AWSAccessKeyId + ":" + Signature).c_str());
|
|
}
|
|
|
|
}else{
|
|
insertV4Headers("GET", path, "", "");
|
|
}
|
|
|
|
// setopt
|
|
curl_easy_setopt(hCurl, CURLOPT_URL, url.c_str());
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEDATA, (void*)bodydata);
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEFUNCTION, WriteMemoryCallback);
|
|
curl_easy_setopt(hCurl, CURLOPT_HTTPHEADER, requestHeaders);
|
|
S3fsCurl::AddUserAgent(hCurl); // put User-Agent
|
|
|
|
type = REQTYPE_CHKBUCKET;
|
|
|
|
int result = RequestPerform();
|
|
if (result != 0) {
|
|
S3FS_PRN_ERR("Check bucket failed, S3 response: %s", (bodydata ? bodydata->str() : ""));
|
|
}
|
|
return result;
|
|
}
|
|
|
|
int S3fsCurl::ListBucketRequest(const char* tpath, const char* query)
|
|
{
|
|
S3FS_PRN_INFO3("[tpath=%s]", SAFESTRPTR(tpath));
|
|
|
|
if(!tpath){
|
|
return -1;
|
|
}
|
|
if(!CreateCurlHandle(true)){
|
|
return -1;
|
|
}
|
|
string resource;
|
|
string turl;
|
|
MakeUrlResource("", resource, turl); // NOTICE: path is "".
|
|
if(query){
|
|
turl += "?";
|
|
turl += query;
|
|
}
|
|
|
|
url = prepare_url(turl.c_str());
|
|
path = get_realpath(tpath);
|
|
requestHeaders = NULL;
|
|
responseHeaders.clear();
|
|
bodydata = new BodyData();
|
|
|
|
if(!S3fsCurl::is_sigv4){
|
|
string date = get_date_rfc850();
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Date", date.c_str());
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Content-Type", NULL);
|
|
|
|
if(!S3fsCurl::IsPublicBucket()){
|
|
string Signature = CalcSignatureV2("GET", "", "", date, (resource + "/"));
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Authorization", string("AWS " + AWSAccessKeyId + ":" + Signature).c_str());
|
|
}
|
|
|
|
}else{
|
|
insertV4Headers("GET", "/", query, "");
|
|
}
|
|
|
|
// setopt
|
|
curl_easy_setopt(hCurl, CURLOPT_URL, url.c_str());
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEDATA, (void*)bodydata);
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEFUNCTION, WriteMemoryCallback);
|
|
curl_easy_setopt(hCurl, CURLOPT_HTTPHEADER, requestHeaders);
|
|
S3fsCurl::AddUserAgent(hCurl); // put User-Agent
|
|
|
|
type = REQTYPE_LISTBUCKET;
|
|
|
|
return RequestPerform();
|
|
}
|
|
|
|
//
|
|
// Initialize multipart upload
|
|
//
|
|
// Example :
|
|
// POST /example-object?uploads HTTP/1.1
|
|
// Host: example-bucket.s3.amazonaws.com
|
|
// Date: Mon, 1 Nov 2010 20:34:56 GMT
|
|
// Authorization: AWS VGhpcyBtZXNzYWdlIHNpZ25lZCBieSBlbHZpbmc=
|
|
//
|
|
int S3fsCurl::PreMultipartPostRequest(const char* tpath, headers_t& meta, string& upload_id, bool is_copy)
|
|
{
|
|
S3FS_PRN_INFO3("[tpath=%s]", SAFESTRPTR(tpath));
|
|
|
|
if(!tpath){
|
|
return -1;
|
|
}
|
|
if(!CreateCurlHandle(true)){
|
|
return -1;
|
|
}
|
|
string resource;
|
|
string turl;
|
|
MakeUrlResource(get_realpath(tpath).c_str(), resource, turl);
|
|
|
|
string query_string = "uploads";
|
|
if(S3fsCurl::is_sigv4){
|
|
query_string += "=";
|
|
}
|
|
turl += "?" + query_string;
|
|
resource += "?" + query_string;
|
|
url = prepare_url(turl.c_str());
|
|
path = get_realpath(tpath);
|
|
requestHeaders = NULL;
|
|
bodydata = new BodyData();
|
|
responseHeaders.clear();
|
|
|
|
string contype = S3fsCurl::LookupMimeType(string(tpath));
|
|
|
|
for(headers_t::iterator iter = meta.begin(); iter != meta.end(); ++iter){
|
|
string key = lower(iter->first);
|
|
string value = iter->second;
|
|
if(key.substr(0, 9) == "x-amz-acl"){
|
|
// not set value, but after set it.
|
|
}else if(key.substr(0, 10) == "x-amz-meta"){
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, iter->first.c_str(), value.c_str());
|
|
}else if(key == "x-amz-server-side-encryption"){
|
|
// Only copy mode.
|
|
if(is_copy && !AddSseRequestHead(SSE_S3, value, false, true)){
|
|
S3FS_PRN_WARN("Failed to insert SSE-S3 header.");
|
|
}
|
|
}else if(key == "x-amz-server-side-encryption-customer-algorithm"){
|
|
// Only copy mode.
|
|
if(is_copy && !value.empty() && !AddSseRequestHead(SSE_KMS, value, false, true)){
|
|
S3FS_PRN_WARN("Failed to insert SSE-KMS header.");
|
|
}
|
|
}else if(key == "x-amz-server-side-encryption-customer-key-md5"){
|
|
// Only copy mode.
|
|
if(is_copy){
|
|
if(!AddSseRequestHead(SSE_C, value, true, true) || !AddSseRequestHead(SSE_C, value, true, false)){
|
|
S3FS_PRN_WARN("Failed to insert SSE-C header.");
|
|
}
|
|
}
|
|
}
|
|
}
|
|
// "x-amz-acl", storage class, sse
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "x-amz-acl", S3fsCurl::default_acl.c_str());
|
|
if(REDUCED_REDUNDANCY == GetStorageClass()){
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "x-amz-storage-class", "REDUCED_REDUNDANCY");
|
|
} else if(STANDARD_IA == GetStorageClass()){
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "x-amz-storage-class", "STANDARD_IA");
|
|
}
|
|
// SSE
|
|
if(!is_copy){
|
|
string ssevalue("");
|
|
if(!AddSseRequestHead(S3fsCurl::GetSseType(), ssevalue, false, false)){
|
|
S3FS_PRN_WARN("Failed to set SSE header, but continue...");
|
|
}
|
|
}
|
|
if(is_use_ahbe){
|
|
// set additional header by ahbe conf
|
|
requestHeaders = AdditionalHeader::get()->AddHeader(requestHeaders, tpath);
|
|
}
|
|
|
|
if(!S3fsCurl::is_sigv4){
|
|
string date = get_date_rfc850();
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Date", date.c_str());
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Accept", NULL);
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Content-Length", NULL);
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Content-Type", contype.c_str());
|
|
|
|
if(!S3fsCurl::IsPublicBucket()){
|
|
string Signature = CalcSignatureV2("POST", "", contype, date, resource);
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Authorization", string("AWS " + AWSAccessKeyId + ":" + Signature).c_str());
|
|
}
|
|
|
|
}else{
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Accept", NULL);
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Content-Length", NULL);
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Content-Type", contype.c_str());
|
|
insertV4Headers("POST", path, query_string, "");
|
|
}
|
|
|
|
// setopt
|
|
curl_easy_setopt(hCurl, CURLOPT_URL, url.c_str());
|
|
curl_easy_setopt(hCurl, CURLOPT_POST, true); // POST
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEDATA, (void*)bodydata);
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEFUNCTION, WriteMemoryCallback);
|
|
curl_easy_setopt(hCurl, CURLOPT_POSTFIELDSIZE, 0);
|
|
curl_easy_setopt(hCurl, CURLOPT_HTTPHEADER, requestHeaders);
|
|
S3fsCurl::AddUserAgent(hCurl); // put User-Agent
|
|
|
|
type = REQTYPE_PREMULTIPOST;
|
|
|
|
// request
|
|
int result;
|
|
if(0 != (result = RequestPerform())){
|
|
delete bodydata;
|
|
bodydata = NULL;
|
|
return result;
|
|
}
|
|
|
|
// Parse XML body for UploadId
|
|
if(!S3fsCurl::GetUploadId(upload_id)){
|
|
delete bodydata;
|
|
bodydata = NULL;
|
|
return -1;
|
|
}
|
|
|
|
delete bodydata;
|
|
bodydata = NULL;
|
|
return 0;
|
|
}
|
|
|
|
int S3fsCurl::CompleteMultipartPostRequest(const char* tpath, string& upload_id, etaglist_t& parts)
|
|
{
|
|
S3FS_PRN_INFO3("[tpath=%s][parts=%zu]", SAFESTRPTR(tpath), parts.size());
|
|
|
|
if(!tpath){
|
|
return -1;
|
|
}
|
|
|
|
// make contents
|
|
string postContent;
|
|
postContent += "<CompleteMultipartUpload>\n";
|
|
for(int cnt = 0; cnt < (int)parts.size(); cnt++){
|
|
if(0 == parts[cnt].length()){
|
|
S3FS_PRN_ERR("%d file part is not finished uploading.", cnt + 1);
|
|
return -1;
|
|
}
|
|
postContent += "<Part>\n";
|
|
postContent += " <PartNumber>" + str(cnt + 1) + "</PartNumber>\n";
|
|
postContent += " <ETag>\"" + parts[cnt] + "\"</ETag>\n";
|
|
postContent += "</Part>\n";
|
|
}
|
|
postContent += "</CompleteMultipartUpload>\n";
|
|
|
|
// set postdata
|
|
postdata = reinterpret_cast<const unsigned char*>(postContent.c_str());
|
|
b_postdata = postdata;
|
|
postdata_remaining = postContent.size(); // without null
|
|
b_postdata_remaining = postdata_remaining;
|
|
|
|
if(!CreateCurlHandle(true)){
|
|
return -1;
|
|
}
|
|
string resource;
|
|
string turl;
|
|
MakeUrlResource(get_realpath(tpath).c_str(), resource, turl);
|
|
|
|
string query_string = "uploadId=" + upload_id;
|
|
turl += "?" + query_string;
|
|
resource += "?" + query_string;
|
|
url = prepare_url(turl.c_str());
|
|
path = get_realpath(tpath);
|
|
requestHeaders = NULL;
|
|
bodydata = new BodyData();
|
|
responseHeaders.clear();
|
|
string contype = S3fsCurl::LookupMimeType(string(tpath));
|
|
|
|
if(!S3fsCurl::is_sigv4){
|
|
string date = get_date_rfc850();
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Date", date.c_str());
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Accept", NULL);
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Content-Type", contype.c_str());
|
|
|
|
if(!S3fsCurl::IsPublicBucket()){
|
|
string Signature = CalcSignatureV2("POST", "", contype, date, resource);
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Authorization", string("AWS " + AWSAccessKeyId + ":" + Signature).c_str());
|
|
}
|
|
|
|
}else{
|
|
string payload_hash;
|
|
|
|
const unsigned char* cRequest = reinterpret_cast<const unsigned char*>(postContent.c_str());
|
|
unsigned int cRequest_len = postContent.size();
|
|
unsigned char* sRequest = NULL;
|
|
unsigned int sRequest_len = 0;
|
|
char hexsRequest[64 + 1];
|
|
unsigned int cnt;
|
|
s3fs_sha256(cRequest, cRequest_len, &sRequest, &sRequest_len);
|
|
for(cnt = 0; cnt < sRequest_len; cnt++){
|
|
sprintf(&hexsRequest[cnt * 2], "%02x", sRequest[cnt]);
|
|
}
|
|
free(sRequest);
|
|
payload_hash.assign(hexsRequest, &hexsRequest[sRequest_len * 2]);
|
|
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Date", get_date_rfc850().c_str());
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Accept", NULL);
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Content-Type", contype.c_str());
|
|
|
|
insertV4Headers("POST", path, query_string, payload_hash);
|
|
}
|
|
|
|
// setopt
|
|
curl_easy_setopt(hCurl, CURLOPT_URL, url.c_str());
|
|
curl_easy_setopt(hCurl, CURLOPT_HTTPHEADER, requestHeaders);
|
|
curl_easy_setopt(hCurl, CURLOPT_POST, true); // POST
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEDATA, (void*)bodydata);
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEFUNCTION, WriteMemoryCallback);
|
|
curl_easy_setopt(hCurl, CURLOPT_POSTFIELDSIZE, static_cast<curl_off_t>(postdata_remaining));
|
|
curl_easy_setopt(hCurl, CURLOPT_READDATA, (void*)this);
|
|
curl_easy_setopt(hCurl, CURLOPT_READFUNCTION, S3fsCurl::ReadCallback);
|
|
S3fsCurl::AddUserAgent(hCurl); // put User-Agent
|
|
|
|
type = REQTYPE_COMPLETEMULTIPOST;
|
|
|
|
// request
|
|
int result = RequestPerform();
|
|
delete bodydata;
|
|
bodydata = NULL;
|
|
postdata = NULL;
|
|
|
|
return result;
|
|
}
|
|
|
|
int S3fsCurl::MultipartListRequest(string& body)
|
|
{
|
|
S3FS_PRN_INFO3("list request(multipart)");
|
|
|
|
if(!CreateCurlHandle(true)){
|
|
return -1;
|
|
}
|
|
string resource;
|
|
string turl;
|
|
path = get_realpath("/");
|
|
MakeUrlResource(path.c_str(), resource, turl);
|
|
|
|
turl += "?uploads";
|
|
resource += "?uploads";
|
|
url = prepare_url(turl.c_str());
|
|
requestHeaders = NULL;
|
|
responseHeaders.clear();
|
|
bodydata = new BodyData();
|
|
|
|
if(!S3fsCurl::is_sigv4){
|
|
string date = get_date_rfc850();
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Date", date.c_str());
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Accept", NULL);
|
|
|
|
if(!S3fsCurl::IsPublicBucket()){
|
|
string Signature = CalcSignatureV2("GET", "", "", date, resource);
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Authorization", string("AWS " + AWSAccessKeyId + ":" + Signature).c_str());
|
|
}
|
|
|
|
}else{
|
|
insertV4Headers("GET", path, "", "");
|
|
}
|
|
|
|
// setopt
|
|
curl_easy_setopt(hCurl, CURLOPT_URL, url.c_str());
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEDATA, (void*)bodydata);
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEFUNCTION, WriteMemoryCallback);
|
|
curl_easy_setopt(hCurl, CURLOPT_HTTPHEADER, requestHeaders);
|
|
S3fsCurl::AddUserAgent(hCurl); // put User-Agent
|
|
|
|
type = REQTYPE_MULTILIST;
|
|
|
|
int result;
|
|
if(0 == (result = RequestPerform()) && 0 < bodydata->size()){
|
|
body = bodydata->str();
|
|
}else{
|
|
body = "";
|
|
}
|
|
delete bodydata;
|
|
bodydata = NULL;
|
|
|
|
return result;
|
|
}
|
|
|
|
int S3fsCurl::AbortMultipartUpload(const char* tpath, string& upload_id)
|
|
{
|
|
S3FS_PRN_INFO3("[tpath=%s]", SAFESTRPTR(tpath));
|
|
|
|
if(!tpath){
|
|
return -1;
|
|
}
|
|
if(!CreateCurlHandle(true)){
|
|
return -1;
|
|
}
|
|
string resource;
|
|
string turl;
|
|
MakeUrlResource(get_realpath(tpath).c_str(), resource, turl);
|
|
|
|
turl += "?uploadId=" + upload_id;
|
|
resource += "?uploadId=" + upload_id;
|
|
url = prepare_url(turl.c_str());
|
|
path = get_realpath(tpath);
|
|
requestHeaders = NULL;
|
|
responseHeaders.clear();
|
|
|
|
if(!S3fsCurl::is_sigv4){
|
|
string date = get_date_rfc850();
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Date", date.c_str());
|
|
|
|
if(!S3fsCurl::IsPublicBucket()){
|
|
string Signature = CalcSignatureV2("DELETE", "", "", date, resource);
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Authorization", string("AWS " + AWSAccessKeyId + ":" + Signature).c_str());
|
|
}
|
|
|
|
}else{
|
|
insertV4Headers("DELETE", path, "", "");
|
|
}
|
|
|
|
curl_easy_setopt(hCurl, CURLOPT_URL, url.c_str());
|
|
curl_easy_setopt(hCurl, CURLOPT_CUSTOMREQUEST, "DELETE");
|
|
curl_easy_setopt(hCurl, CURLOPT_HTTPHEADER, requestHeaders);
|
|
S3fsCurl::AddUserAgent(hCurl); // put User-Agent
|
|
|
|
type = REQTYPE_ABORTMULTIUPLOAD;
|
|
|
|
return RequestPerform();
|
|
}
|
|
|
|
//
|
|
// PUT /ObjectName?partNumber=PartNumber&uploadId=UploadId HTTP/1.1
|
|
// Host: BucketName.s3.amazonaws.com
|
|
// Date: date
|
|
// Content-Length: Size
|
|
// Authorization: Signature
|
|
//
|
|
// PUT /my-movie.m2ts?partNumber=1&uploadId=VCVsb2FkIElEIGZvciBlbZZpbmcncyBteS1tb3ZpZS5tMnRzIHVwbG9hZR HTTP/1.1
|
|
// Host: example-bucket.s3.amazonaws.com
|
|
// Date: Mon, 1 Nov 2010 20:34:56 GMT
|
|
// Content-Length: 10485760
|
|
// Content-MD5: pUNXr/BjKK5G2UKvaRRrOA==
|
|
// Authorization: AWS VGhpcyBtZXNzYWdlIHNpZ25lZGGieSRlbHZpbmc=
|
|
//
|
|
|
|
int S3fsCurl::UploadMultipartPostSetup(const char* tpath, int part_num, const string& upload_id)
|
|
{
|
|
S3FS_PRN_INFO3("[tpath=%s][start=%jd][size=%zd][part=%d]", SAFESTRPTR(tpath), (intmax_t)(partdata.startpos), partdata.size, part_num);
|
|
|
|
if(-1 == partdata.fd || -1 == partdata.startpos || -1 == partdata.size){
|
|
return -1;
|
|
}
|
|
|
|
// make md5 and file pointer
|
|
unsigned char *md5raw = s3fs_md5hexsum(partdata.fd, partdata.startpos, partdata.size);
|
|
if(md5raw == NULL){
|
|
S3FS_PRN_ERR("Could not make md5 for file(part %d)", part_num);
|
|
return -1;
|
|
}
|
|
partdata.etag = s3fs_hex(md5raw, get_md5_digest_length());
|
|
char* md5base64p = s3fs_base64(md5raw, get_md5_digest_length());
|
|
std::string md5base64 = md5base64p;
|
|
free(md5base64p);
|
|
free(md5raw);
|
|
|
|
// create handle
|
|
if(!CreateCurlHandle(true)){
|
|
return -1;
|
|
}
|
|
|
|
// make request
|
|
string request_uri = "partNumber=" + str(part_num) + "&uploadId=" + upload_id;
|
|
string urlargs = "?" + request_uri;
|
|
string resource;
|
|
string turl;
|
|
MakeUrlResource(get_realpath(tpath).c_str(), resource, turl);
|
|
|
|
resource += urlargs;
|
|
turl += urlargs;
|
|
url = prepare_url(turl.c_str());
|
|
path = get_realpath(tpath);
|
|
requestHeaders = NULL;
|
|
bodydata = new BodyData();
|
|
headdata = new BodyData();
|
|
responseHeaders.clear();
|
|
|
|
if(!S3fsCurl::is_sigv4){
|
|
string date = get_date_rfc850();
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Date", date.c_str());
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Accept", NULL);
|
|
|
|
string strMD5;
|
|
if(S3fsCurl::is_content_md5){
|
|
strMD5 = md5base64;
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Content-MD5", strMD5.c_str());
|
|
}
|
|
|
|
if(!S3fsCurl::IsPublicBucket()){
|
|
string Signature = CalcSignatureV2("PUT", strMD5, "", date, resource);
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Authorization", string("AWS " + AWSAccessKeyId + ":" + Signature).c_str());
|
|
}
|
|
|
|
}else{
|
|
string payload_hash = s3fs_sha256sum(partdata.fd, partdata.startpos, partdata.size);
|
|
insertV4Headers("PUT", path, request_uri, payload_hash);
|
|
}
|
|
|
|
// setopt
|
|
curl_easy_setopt(hCurl, CURLOPT_URL, url.c_str());
|
|
curl_easy_setopt(hCurl, CURLOPT_UPLOAD, true); // HTTP PUT
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEDATA, (void*)bodydata);
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEFUNCTION, WriteMemoryCallback);
|
|
curl_easy_setopt(hCurl, CURLOPT_HEADERDATA, (void*)headdata);
|
|
curl_easy_setopt(hCurl, CURLOPT_HEADERFUNCTION, WriteMemoryCallback);
|
|
curl_easy_setopt(hCurl, CURLOPT_INFILESIZE_LARGE, static_cast<curl_off_t>(partdata.size)); // Content-Length
|
|
curl_easy_setopt(hCurl, CURLOPT_READFUNCTION, S3fsCurl::UploadReadCallback);
|
|
curl_easy_setopt(hCurl, CURLOPT_READDATA, (void*)this);
|
|
curl_easy_setopt(hCurl, CURLOPT_HTTPHEADER, requestHeaders);
|
|
S3fsCurl::AddUserAgent(hCurl); // put User-Agent
|
|
|
|
type = REQTYPE_UPLOADMULTIPOST;
|
|
|
|
return 0;
|
|
}
|
|
|
|
int S3fsCurl::UploadMultipartPostRequest(const char* tpath, int part_num, const string& upload_id)
|
|
{
|
|
int result;
|
|
|
|
S3FS_PRN_INFO3("[tpath=%s][start=%jd][size=%zd][part=%d]", SAFESTRPTR(tpath), (intmax_t)(partdata.startpos), partdata.size, part_num);
|
|
|
|
// setup
|
|
if(0 != (result = S3fsCurl::UploadMultipartPostSetup(tpath, part_num, upload_id))){
|
|
return result;
|
|
}
|
|
|
|
// request
|
|
if(0 == (result = RequestPerform())){
|
|
// check etag
|
|
if(NULL != strstr(headdata->str(), partdata.etag.c_str())){
|
|
partdata.uploaded = true;
|
|
}else{
|
|
result = -1;
|
|
}
|
|
}
|
|
|
|
// closing
|
|
delete bodydata;
|
|
bodydata = NULL;
|
|
delete headdata;
|
|
headdata = NULL;
|
|
|
|
return result;
|
|
}
|
|
|
|
int S3fsCurl::CopyMultipartPostRequest(const char* from, const char* to, int part_num, string& upload_id, headers_t& meta)
|
|
{
|
|
S3FS_PRN_INFO3("[from=%s][to=%s][part=%d]", SAFESTRPTR(from), SAFESTRPTR(to), part_num);
|
|
|
|
if(!from || !to){
|
|
return -1;
|
|
}
|
|
if(!CreateCurlHandle(true)){
|
|
return -1;
|
|
}
|
|
string request_uri = "partNumber=" + str(part_num) + "&uploadId=" + upload_id;
|
|
string urlargs = "?" + request_uri;
|
|
string resource;
|
|
string turl;
|
|
MakeUrlResource(get_realpath(to).c_str(), resource, turl);
|
|
|
|
resource += urlargs;
|
|
turl += urlargs;
|
|
url = prepare_url(turl.c_str());
|
|
path = get_realpath(to);
|
|
requestHeaders = NULL;
|
|
responseHeaders.clear();
|
|
bodydata = new BodyData();
|
|
headdata = new BodyData();
|
|
|
|
// Make request headers
|
|
string ContentType;
|
|
for(headers_t::iterator iter = meta.begin(); iter != meta.end(); ++iter){
|
|
string key = lower(iter->first);
|
|
string value = iter->second;
|
|
if(key == "content-type"){
|
|
ContentType = value;
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, iter->first.c_str(), value.c_str());
|
|
}else if(key == "x-amz-copy-source"){
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, iter->first.c_str(), value.c_str());
|
|
}else if(key == "x-amz-copy-source-range"){
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, iter->first.c_str(), value.c_str());
|
|
}
|
|
// NOTICE: x-amz-acl, x-amz-server-side-encryption is not set!
|
|
}
|
|
|
|
if(!S3fsCurl::is_sigv4){
|
|
string date = get_date_rfc850();
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Date", date.c_str());
|
|
|
|
if(!S3fsCurl::IsPublicBucket()){
|
|
string Signature = CalcSignatureV2("PUT", "", ContentType, date, resource);
|
|
requestHeaders = curl_slist_sort_insert(requestHeaders, "Authorization", string("AWS " + AWSAccessKeyId + ":" + Signature).c_str());
|
|
}
|
|
|
|
}else{
|
|
insertV4Headers("PUT", path, request_uri, "");
|
|
}
|
|
|
|
// setopt
|
|
curl_easy_setopt(hCurl, CURLOPT_URL, url.c_str());
|
|
curl_easy_setopt(hCurl, CURLOPT_UPLOAD, true); // HTTP PUT
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEDATA, (void*)bodydata);
|
|
curl_easy_setopt(hCurl, CURLOPT_WRITEFUNCTION, WriteMemoryCallback);
|
|
curl_easy_setopt(hCurl, CURLOPT_HEADERDATA, (void*)headdata);
|
|
curl_easy_setopt(hCurl, CURLOPT_HEADERFUNCTION, WriteMemoryCallback);
|
|
curl_easy_setopt(hCurl, CURLOPT_INFILESIZE, 0); // Content-Length
|
|
curl_easy_setopt(hCurl, CURLOPT_HTTPHEADER, requestHeaders);
|
|
S3fsCurl::AddUserAgent(hCurl); // put User-Agent
|
|
|
|
type = REQTYPE_COPYMULTIPOST;
|
|
|
|
// request
|
|
S3FS_PRN_INFO3("copying... [from=%s][to=%s][part=%d]", from, to, part_num);
|
|
|
|
int result = RequestPerform();
|
|
if(0 == result){
|
|
// parse ETag from response
|
|
xmlDocPtr doc;
|
|
if(NULL == (doc = xmlReadMemory(bodydata->str(), bodydata->size(), "", NULL, 0))){
|
|
return result;
|
|
}
|
|
if(NULL == doc->children){
|
|
S3FS_XMLFREEDOC(doc);
|
|
return result;
|
|
}
|
|
for(xmlNodePtr cur_node = doc->children->children; NULL != cur_node; cur_node = cur_node->next){
|
|
if(XML_ELEMENT_NODE == cur_node->type){
|
|
string elementName = reinterpret_cast<const char*>(cur_node->name);
|
|
if(cur_node->children){
|
|
if(XML_TEXT_NODE == cur_node->children->type){
|
|
if(elementName == "ETag") {
|
|
string etag = reinterpret_cast<const char *>(cur_node->children->content);
|
|
if(etag.size() >= 2 && *etag.begin() == '"' && *etag.rbegin() == '"'){
|
|
etag.assign(etag.substr(1, etag.size() - 2));
|
|
}
|
|
partdata.etag.assign(etag);
|
|
partdata.uploaded = true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
S3FS_XMLFREEDOC(doc);
|
|
}
|
|
|
|
delete bodydata;
|
|
bodydata = NULL;
|
|
delete headdata;
|
|
headdata = NULL;
|
|
|
|
return result;
|
|
}
|
|
|
|
int S3fsCurl::MultipartHeadRequest(const char* tpath, off_t size, headers_t& meta, bool is_copy)
|
|
{
|
|
int result;
|
|
string upload_id;
|
|
off_t chunk;
|
|
off_t bytes_remaining;
|
|
etaglist_t list;
|
|
stringstream strrange;
|
|
|
|
S3FS_PRN_INFO3("[tpath=%s]", SAFESTRPTR(tpath));
|
|
|
|
if(0 != (result = PreMultipartPostRequest(tpath, meta, upload_id, is_copy))){
|
|
return result;
|
|
}
|
|
DestroyCurlHandle();
|
|
|
|
for(bytes_remaining = size, chunk = 0; 0 < bytes_remaining; bytes_remaining -= chunk){
|
|
chunk = bytes_remaining > MAX_MULTI_COPY_SOURCE_SIZE ? MAX_MULTI_COPY_SOURCE_SIZE : bytes_remaining;
|
|
|
|
strrange << "bytes=" << (size - bytes_remaining) << "-" << (size - bytes_remaining + chunk - 1);
|
|
meta["x-amz-copy-source-range"] = strrange.str();
|
|
strrange.str("");
|
|
strrange.clear(stringstream::goodbit);
|
|
|
|
if(0 != (result = CopyMultipartPostRequest(tpath, tpath, (list.size() + 1), upload_id, meta))){
|
|
return result;
|
|
}
|
|
list.push_back(partdata.etag);
|
|
DestroyCurlHandle();
|
|
}
|
|
|
|
if(0 != (result = CompleteMultipartPostRequest(tpath, upload_id, list))){
|
|
return result;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
int S3fsCurl::MultipartUploadRequest(const char* tpath, headers_t& meta, int fd, bool is_copy)
|
|
{
|
|
int result;
|
|
string upload_id;
|
|
struct stat st;
|
|
int fd2;
|
|
etaglist_t list;
|
|
off_t remaining_bytes;
|
|
off_t chunk;
|
|
|
|
S3FS_PRN_INFO3("[tpath=%s][fd=%d]", SAFESTRPTR(tpath), fd);
|
|
|
|
// duplicate fd
|
|
if(-1 == (fd2 = dup(fd)) || 0 != lseek(fd2, 0, SEEK_SET)){
|
|
S3FS_PRN_ERR("Could not duplicate file descriptor(errno=%d)", errno);
|
|
if(-1 != fd2){
|
|
close(fd2);
|
|
}
|
|
return -errno;
|
|
}
|
|
if(-1 == fstat(fd2, &st)){
|
|
S3FS_PRN_ERR("Invalid file descriptor(errno=%d)", errno);
|
|
close(fd2);
|
|
return -errno;
|
|
}
|
|
|
|
if(0 != (result = PreMultipartPostRequest(tpath, meta, upload_id, is_copy))){
|
|
close(fd2);
|
|
return result;
|
|
}
|
|
DestroyCurlHandle();
|
|
|
|
// cycle through open fd, pulling off 10MB chunks at a time
|
|
for(remaining_bytes = st.st_size; 0 < remaining_bytes; remaining_bytes -= chunk){
|
|
// chunk size
|
|
chunk = remaining_bytes > S3fsCurl::multipart_size ? S3fsCurl::multipart_size : remaining_bytes;
|
|
|
|
// set
|
|
partdata.fd = fd2;
|
|
partdata.startpos = st.st_size - remaining_bytes;
|
|
partdata.size = chunk;
|
|
b_partdata_startpos = partdata.startpos;
|
|
b_partdata_size = partdata.size;
|
|
|
|
// upload part
|
|
if(0 != (result = UploadMultipartPostRequest(tpath, (list.size() + 1), upload_id))){
|
|
S3FS_PRN_ERR("failed uploading part(%d)", result);
|
|
close(fd2);
|
|
return result;
|
|
}
|
|
list.push_back(partdata.etag);
|
|
DestroyCurlHandle();
|
|
}
|
|
close(fd2);
|
|
|
|
if(0 != (result = CompleteMultipartPostRequest(tpath, upload_id, list))){
|
|
return result;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
int S3fsCurl::MultipartUploadRequest(const string& upload_id, const char* tpath, int fd, off_t offset, size_t size, etaglist_t& list)
|
|
{
|
|
S3FS_PRN_INFO3("[upload_id=%s][tpath=%s][fd=%d][offset=%jd][size=%jd]", upload_id.c_str(), SAFESTRPTR(tpath), fd, (intmax_t)offset, (intmax_t)size);
|
|
|
|
// duplicate fd
|
|
int fd2;
|
|
if(-1 == (fd2 = dup(fd)) || 0 != lseek(fd2, 0, SEEK_SET)){
|
|
S3FS_PRN_ERR("Could not duplicate file descriptor(errno=%d)", errno);
|
|
if(-1 != fd2){
|
|
close(fd2);
|
|
}
|
|
return -errno;
|
|
}
|
|
|
|
// set
|
|
partdata.fd = fd2;
|
|
partdata.startpos = offset;
|
|
partdata.size = size;
|
|
b_partdata_startpos = partdata.startpos;
|
|
b_partdata_size = partdata.size;
|
|
|
|
// upload part
|
|
int result;
|
|
if(0 != (result = UploadMultipartPostRequest(tpath, (list.size() + 1), upload_id))){
|
|
S3FS_PRN_ERR("failed uploading part(%d)", result);
|
|
close(fd2);
|
|
return result;
|
|
}
|
|
list.push_back(partdata.etag);
|
|
DestroyCurlHandle();
|
|
close(fd2);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int S3fsCurl::MultipartRenameRequest(const char* from, const char* to, headers_t& meta, off_t size)
|
|
{
|
|
int result;
|
|
string upload_id;
|
|
off_t chunk;
|
|
off_t bytes_remaining;
|
|
etaglist_t list;
|
|
stringstream strrange;
|
|
|
|
S3FS_PRN_INFO3("[from=%s][to=%s]", SAFESTRPTR(from), SAFESTRPTR(to));
|
|
|
|
string srcresource;
|
|
string srcurl;
|
|
MakeUrlResource(get_realpath(from).c_str(), srcresource, srcurl);
|
|
|
|
meta["Content-Type"] = S3fsCurl::LookupMimeType(string(to));
|
|
meta["x-amz-copy-source"] = srcresource;
|
|
|
|
if(0 != (result = PreMultipartPostRequest(to, meta, upload_id, true))){
|
|
return result;
|
|
}
|
|
DestroyCurlHandle();
|
|
|
|
for(bytes_remaining = size, chunk = 0; 0 < bytes_remaining; bytes_remaining -= chunk){
|
|
chunk = bytes_remaining > MAX_MULTI_COPY_SOURCE_SIZE ? MAX_MULTI_COPY_SOURCE_SIZE : bytes_remaining;
|
|
|
|
strrange << "bytes=" << (size - bytes_remaining) << "-" << (size - bytes_remaining + chunk - 1);
|
|
meta["x-amz-copy-source-range"] = strrange.str();
|
|
strrange.str("");
|
|
strrange.clear(stringstream::goodbit);
|
|
|
|
if(0 != (result = CopyMultipartPostRequest(from, to, (list.size() + 1), upload_id, meta))){
|
|
return result;
|
|
}
|
|
list.push_back(partdata.etag);
|
|
DestroyCurlHandle();
|
|
}
|
|
|
|
if(0 != (result = CompleteMultipartPostRequest(to, upload_id, list))){
|
|
return result;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
//-------------------------------------------------------------------
|
|
// Class S3fsMultiCurl
|
|
//-------------------------------------------------------------------
|
|
#define MAX_MULTI_HEADREQ 20 // default: max request count in readdir curl_multi.
|
|
|
|
//-------------------------------------------------------------------
|
|
// Class method for S3fsMultiCurl
|
|
//-------------------------------------------------------------------
|
|
int S3fsMultiCurl::max_multireq = MAX_MULTI_HEADREQ;
|
|
|
|
int S3fsMultiCurl::SetMaxMultiRequest(int max)
|
|
{
|
|
int old = S3fsMultiCurl::max_multireq;
|
|
S3fsMultiCurl::max_multireq= max;
|
|
return old;
|
|
}
|
|
|
|
//-------------------------------------------------------------------
|
|
// method for S3fsMultiCurl
|
|
//-------------------------------------------------------------------
|
|
S3fsMultiCurl::S3fsMultiCurl() : hMulti(NULL), SuccessCallback(NULL), RetryCallback(NULL)
|
|
{
|
|
}
|
|
|
|
S3fsMultiCurl::~S3fsMultiCurl()
|
|
{
|
|
Clear();
|
|
}
|
|
|
|
bool S3fsMultiCurl::ClearEx(bool is_all)
|
|
{
|
|
s3fscurlmap_t::iterator iter;
|
|
for(iter = cMap_req.begin(); iter != cMap_req.end(); cMap_req.erase(iter++)){
|
|
CURL* hCurl = (*iter).first;
|
|
S3fsCurl* s3fscurl = (*iter).second;
|
|
if(hMulti && hCurl){
|
|
curl_multi_remove_handle(hMulti, hCurl);
|
|
}
|
|
if(s3fscurl){
|
|
s3fscurl->DestroyCurlHandle();
|
|
delete s3fscurl; // with destroy curl handle.
|
|
}
|
|
}
|
|
|
|
if(hMulti){
|
|
curl_multi_cleanup(hMulti);
|
|
hMulti = NULL;
|
|
}
|
|
|
|
if(is_all){
|
|
for(iter = cMap_all.begin(); iter != cMap_all.end(); cMap_all.erase(iter++)){
|
|
S3fsCurl* s3fscurl = (*iter).second;
|
|
s3fscurl->DestroyCurlHandle();
|
|
delete s3fscurl;
|
|
}
|
|
}
|
|
S3FS_MALLOCTRIM(0);
|
|
|
|
return true;
|
|
}
|
|
|
|
S3fsMultiSuccessCallback S3fsMultiCurl::SetSuccessCallback(S3fsMultiSuccessCallback function)
|
|
{
|
|
S3fsMultiSuccessCallback old = SuccessCallback;
|
|
SuccessCallback = function;
|
|
return old;
|
|
}
|
|
|
|
S3fsMultiRetryCallback S3fsMultiCurl::SetRetryCallback(S3fsMultiRetryCallback function)
|
|
{
|
|
S3fsMultiRetryCallback old = RetryCallback;
|
|
RetryCallback = function;
|
|
return old;
|
|
}
|
|
|
|
bool S3fsMultiCurl::SetS3fsCurlObject(S3fsCurl* s3fscurl)
|
|
{
|
|
if(hMulti){
|
|
S3FS_PRN_ERR("Internal error: hMulti is not null");
|
|
return false;
|
|
}
|
|
if(!s3fscurl){
|
|
return false;
|
|
}
|
|
if(cMap_all.end() != cMap_all.find(s3fscurl->hCurl)){
|
|
return false;
|
|
}
|
|
cMap_all[s3fscurl->hCurl] = s3fscurl;
|
|
return true;
|
|
}
|
|
|
|
int S3fsMultiCurl::MultiPerform(void)
|
|
{
|
|
CURLMcode curlm_code;
|
|
int still_running;
|
|
|
|
if(!hMulti){
|
|
return -1;
|
|
}
|
|
|
|
// Send multi request.
|
|
do{
|
|
// Start making requests and check running.
|
|
still_running = 0;
|
|
do {
|
|
curlm_code = curl_multi_perform(hMulti, &still_running);
|
|
} while(curlm_code == CURLM_CALL_MULTI_PERFORM);
|
|
|
|
if(curlm_code != CURLM_OK) {
|
|
S3FS_PRN_DBG("curl_multi_perform code: %d msg: %s", curlm_code, curl_multi_strerror(curlm_code));
|
|
}
|
|
|
|
// Set timer when still running
|
|
if(still_running) {
|
|
long milliseconds;
|
|
fd_set r_fd;
|
|
fd_set w_fd;
|
|
fd_set e_fd;
|
|
FD_ZERO(&r_fd);
|
|
FD_ZERO(&w_fd);
|
|
FD_ZERO(&e_fd);
|
|
|
|
if(CURLM_OK != (curlm_code = curl_multi_timeout(hMulti, &milliseconds))){
|
|
S3FS_PRN_DBG("curl_multi_timeout code: %d msg: %s", curlm_code, curl_multi_strerror(curlm_code));
|
|
}
|
|
if(milliseconds < 0){
|
|
milliseconds = 50;
|
|
}
|
|
if(milliseconds > 0) {
|
|
int max_fd;
|
|
struct timeval timeout;
|
|
timeout.tv_sec = 1000 * milliseconds / 1000000;
|
|
timeout.tv_usec = 1000 * milliseconds % 1000000;
|
|
|
|
if(CURLM_OK != (curlm_code = curl_multi_fdset(hMulti, &r_fd, &w_fd, &e_fd, &max_fd))){
|
|
S3FS_PRN_ERR("curl_multi_fdset code: %d msg: %s", curlm_code, curl_multi_strerror(curlm_code));
|
|
return -EIO;
|
|
}
|
|
if(-1 == select(max_fd + 1, &r_fd, &w_fd, &e_fd, &timeout)){
|
|
S3FS_PRN_ERR("failed select - errno(%d)", errno);
|
|
return -errno;
|
|
}
|
|
}
|
|
}
|
|
}while(still_running);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int S3fsMultiCurl::MultiRead(void)
|
|
{
|
|
CURLMsg* msg;
|
|
int remaining_messages;
|
|
CURL* hCurl = NULL;
|
|
S3fsCurl* s3fscurl = NULL;
|
|
S3fsCurl* retrycurl= NULL;
|
|
|
|
while(NULL != (msg = curl_multi_info_read(hMulti, &remaining_messages))){
|
|
if(CURLMSG_DONE != msg->msg){
|
|
S3FS_PRN_ERR("curl_multi_info_read code: %d", msg->msg);
|
|
return -EIO;
|
|
}
|
|
hCurl = msg->easy_handle;
|
|
s3fscurlmap_t::iterator iter;
|
|
if(cMap_req.end() != (iter = cMap_req.find(hCurl))){
|
|
s3fscurl = iter->second;
|
|
}else{
|
|
s3fscurl = NULL;
|
|
}
|
|
retrycurl= NULL;
|
|
|
|
if(s3fscurl){
|
|
bool isRetry = false;
|
|
if(CURLE_OK == msg->data.result){
|
|
long responseCode = -1;
|
|
if(s3fscurl->GetResponseCode(responseCode)){
|
|
if(400 > responseCode){
|
|
// add into stat cache
|
|
if(SuccessCallback && !SuccessCallback(s3fscurl)){
|
|
S3FS_PRN_WARN("error from callback function(%s).", s3fscurl->url.c_str());
|
|
}
|
|
}else if(400 == responseCode){
|
|
// as possibly in multipart
|
|
S3FS_PRN_WARN("failed a request(%ld: %s)", responseCode, s3fscurl->url.c_str());
|
|
isRetry = true;
|
|
}else if(404 == responseCode){
|
|
// not found
|
|
S3FS_PRN_WARN("failed a request(%ld: %s)", responseCode, s3fscurl->url.c_str());
|
|
}else if(500 == responseCode){
|
|
// case of all other result, do retry.(11/13/2013)
|
|
// because it was found that s3fs got 500 error from S3, but could success
|
|
// to retry it.
|
|
S3FS_PRN_WARN("failed a request(%ld: %s)", responseCode, s3fscurl->url.c_str());
|
|
isRetry = true;
|
|
}else{
|
|
// Retry in other case.
|
|
S3FS_PRN_WARN("failed a request(%ld: %s)", responseCode, s3fscurl->url.c_str());
|
|
isRetry = true;
|
|
}
|
|
}else{
|
|
S3FS_PRN_ERR("failed a request(Unknown response code: %s)", s3fscurl->url.c_str());
|
|
}
|
|
}else{
|
|
S3FS_PRN_WARN("failed to read(remaining: %d code: %d msg: %s), so retry this.",
|
|
remaining_messages, msg->data.result, curl_easy_strerror(msg->data.result));
|
|
isRetry = true;
|
|
}
|
|
|
|
if(!isRetry){
|
|
cMap_req.erase(hCurl);
|
|
curl_multi_remove_handle(hMulti, hCurl);
|
|
|
|
s3fscurl->DestroyCurlHandle();
|
|
delete s3fscurl;
|
|
|
|
}else{
|
|
cMap_req.erase(hCurl);
|
|
curl_multi_remove_handle(hMulti, hCurl);
|
|
|
|
// For retry
|
|
if(RetryCallback){
|
|
if(NULL != (retrycurl = RetryCallback(s3fscurl))){
|
|
cMap_all[retrycurl->hCurl] = retrycurl;
|
|
}else{
|
|
// Could not set up callback.
|
|
return -EIO;
|
|
}
|
|
}
|
|
if(s3fscurl != retrycurl){
|
|
s3fscurl->DestroyCurlHandle();
|
|
delete s3fscurl;
|
|
}
|
|
}
|
|
}else{
|
|
assert(false);
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
int S3fsMultiCurl::Request(void)
|
|
{
|
|
int result;
|
|
CURLMcode curlm_code;
|
|
|
|
S3FS_PRN_INFO3("[count=%zu]", cMap_all.size());
|
|
|
|
if(hMulti){
|
|
S3FS_PRN_DBG("Warning: hMulti is not null, thus clear itself.");
|
|
ClearEx(false);
|
|
}
|
|
|
|
// Make request list.
|
|
//
|
|
// Send multi request loop( with retry )
|
|
// (When many request is sends, sometimes gets "Couldn't connect to server")
|
|
//
|
|
while(!cMap_all.empty()){
|
|
// populate the multi interface with an initial set of requests
|
|
if(NULL == (hMulti = curl_multi_init())){
|
|
Clear();
|
|
return -1;
|
|
}
|
|
|
|
// set curl handle to multi handle
|
|
int cnt;
|
|
s3fscurlmap_t::iterator iter;
|
|
for(cnt = 0, iter = cMap_all.begin(); cnt < S3fsMultiCurl::max_multireq && iter != cMap_all.end(); cMap_all.erase(iter++), cnt++){
|
|
CURL* hCurl = (*iter).first;
|
|
S3fsCurl* s3fscurl = (*iter).second;
|
|
|
|
if(CURLM_OK != (curlm_code = curl_multi_add_handle(hMulti, hCurl))){
|
|
S3FS_PRN_ERR("curl_multi_add_handle code: %d msg: %s", curlm_code, curl_multi_strerror(curlm_code));
|
|
Clear();
|
|
return -EIO;
|
|
}
|
|
cMap_req[hCurl] = s3fscurl;
|
|
}
|
|
|
|
// Send multi request.
|
|
if(0 != (result = MultiPerform())){
|
|
Clear();
|
|
return result;
|
|
}
|
|
|
|
// Read the result
|
|
if(0 != (result = MultiRead())){
|
|
Clear();
|
|
return result;
|
|
}
|
|
|
|
// Cleanup curl handle in multi handle
|
|
ClearEx(false);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
//-------------------------------------------------------------------
|
|
// Utility functions
|
|
//-------------------------------------------------------------------
|
|
//
|
|
// curl_slist_sort_insert
|
|
// This function is like curl_slist_append function, but this adds data by a-sorting.
|
|
// Because AWS signature needs sorted header.
|
|
//
|
|
struct curl_slist* curl_slist_sort_insert(struct curl_slist* list, const char* data)
|
|
{
|
|
if(!data){
|
|
return list;
|
|
}
|
|
string strkey = data;
|
|
string strval = "";
|
|
|
|
string::size_type pos = strkey.find(':', 0);
|
|
if(string::npos != pos){
|
|
strval = strkey.substr(pos + 1);
|
|
strkey = strkey.substr(0, pos);
|
|
}
|
|
|
|
return curl_slist_sort_insert(list, strkey.c_str(), strval.c_str());
|
|
}
|
|
|
|
struct curl_slist* curl_slist_sort_insert(struct curl_slist* list, const char* key, const char* value)
|
|
{
|
|
struct curl_slist* curpos;
|
|
struct curl_slist* lastpos;
|
|
struct curl_slist* new_item;
|
|
|
|
if(!key){
|
|
return list;
|
|
}
|
|
if(NULL == (new_item = (struct curl_slist*)malloc(sizeof(struct curl_slist)))){
|
|
return list;
|
|
}
|
|
|
|
// key & value are trimmed and lower (only key)
|
|
string strkey = trim(string(key));
|
|
string strval = trim(string(value ? value : ""));
|
|
string strnew = key + string(": ") + strval;
|
|
if(NULL == (new_item->data = strdup(strnew.c_str()))){
|
|
free(new_item);
|
|
return list;
|
|
}
|
|
new_item->next = NULL;
|
|
|
|
for(lastpos = NULL, curpos = list; curpos; lastpos = curpos, curpos = curpos->next){
|
|
string strcur = curpos->data;
|
|
size_t pos;
|
|
if(string::npos != (pos = strcur.find(':', 0))){
|
|
strcur = strcur.substr(0, pos);
|
|
}
|
|
|
|
int result = strcasecmp(strkey.c_str(), strcur.c_str());
|
|
if(0 == result){
|
|
// same data, so replace it.
|
|
if(lastpos){
|
|
lastpos->next = new_item;
|
|
}else{
|
|
list = new_item;
|
|
}
|
|
new_item->next = curpos->next;
|
|
free(curpos->data);
|
|
free(curpos);
|
|
break;
|
|
|
|
}else if(0 > result){
|
|
// add data before curpos.
|
|
if(lastpos){
|
|
lastpos->next = new_item;
|
|
}else{
|
|
list = new_item;
|
|
}
|
|
new_item->next = curpos;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if(!curpos){
|
|
// append to last pos
|
|
if(lastpos){
|
|
lastpos->next = new_item;
|
|
}else{
|
|
// a case of list is null
|
|
list = new_item;
|
|
}
|
|
}
|
|
|
|
return list;
|
|
}
|
|
|
|
string get_sorted_header_keys(const struct curl_slist* list)
|
|
{
|
|
string sorted_headers;
|
|
|
|
if(!list){
|
|
return sorted_headers;
|
|
}
|
|
|
|
for( ; list; list = list->next){
|
|
string strkey = list->data;
|
|
size_t pos;
|
|
if(string::npos != (pos = strkey.find(':', 0))){
|
|
strkey = strkey.substr(0, pos);
|
|
}
|
|
if(0 < sorted_headers.length()){
|
|
sorted_headers += ";";
|
|
}
|
|
sorted_headers += lower(strkey);
|
|
}
|
|
|
|
return sorted_headers;
|
|
}
|
|
|
|
string get_canonical_headers(const struct curl_slist* list)
|
|
{
|
|
string canonical_headers;
|
|
|
|
if(!list){
|
|
canonical_headers = "\n";
|
|
return canonical_headers;
|
|
}
|
|
|
|
for( ; list; list = list->next){
|
|
string strhead = list->data;
|
|
size_t pos;
|
|
if(string::npos != (pos = strhead.find(':', 0))){
|
|
string strkey = trim(lower(strhead.substr(0, pos)));
|
|
string strval = trim(strhead.substr(pos + 1));
|
|
strhead = strkey + string(":") + strval;
|
|
}else{
|
|
strhead = trim(lower(strhead));
|
|
}
|
|
canonical_headers += strhead;
|
|
canonical_headers += "\n";
|
|
}
|
|
return canonical_headers;
|
|
}
|
|
|
|
string get_canonical_headers(const struct curl_slist* list, bool only_amz)
|
|
{
|
|
string canonical_headers;
|
|
|
|
if(!list){
|
|
canonical_headers = "\n";
|
|
return canonical_headers;
|
|
}
|
|
|
|
for( ; list; list = list->next){
|
|
string strhead = list->data;
|
|
size_t pos;
|
|
if(string::npos != (pos = strhead.find(':', 0))){
|
|
string strkey = trim(lower(strhead.substr(0, pos)));
|
|
string strval = trim(strhead.substr(pos + 1));
|
|
strhead = strkey + string(":") + strval;
|
|
}else{
|
|
strhead = trim(lower(strhead));
|
|
}
|
|
if(only_amz && strhead.substr(0, 5) != "x-amz"){
|
|
continue;
|
|
}
|
|
canonical_headers += strhead;
|
|
canonical_headers += "\n";
|
|
}
|
|
return canonical_headers;
|
|
}
|
|
|
|
// function for using global values
|
|
bool MakeUrlResource(const char* realpath, string& resourcepath, string& url)
|
|
{
|
|
if(!realpath){
|
|
return false;
|
|
}
|
|
resourcepath = urlEncode(service_path + bucket + realpath);
|
|
url = host + resourcepath;
|
|
return true;
|
|
}
|
|
|
|
string prepare_url(const char* url)
|
|
{
|
|
S3FS_PRN_INFO3("URL is %s", url);
|
|
|
|
string uri;
|
|
string host;
|
|
string path;
|
|
string url_str = str(url);
|
|
string token = str("/" + bucket);
|
|
int bucket_pos = url_str.find(token);
|
|
int bucket_length = token.size();
|
|
int uri_length = 0;
|
|
|
|
if(!strncasecmp(url_str.c_str(), "https://", 8)){
|
|
uri_length = 8;
|
|
} else if(!strncasecmp(url_str.c_str(), "http://", 7)) {
|
|
uri_length = 7;
|
|
}
|
|
uri = url_str.substr(0, uri_length);
|
|
|
|
if(!pathrequeststyle){
|
|
host = bucket + "." + url_str.substr(uri_length, bucket_pos - uri_length).c_str();
|
|
path = url_str.substr((bucket_pos + bucket_length));
|
|
}else{
|
|
host = url_str.substr(uri_length, bucket_pos - uri_length).c_str();
|
|
string part = url_str.substr((bucket_pos + bucket_length));
|
|
if('/' != part[0]){
|
|
part = "/" + part;
|
|
}
|
|
path = "/" + bucket + part;
|
|
}
|
|
|
|
url_str = uri + host + path;
|
|
|
|
S3FS_PRN_INFO3("URL changed is %s", url_str.c_str());
|
|
|
|
return str(url_str);
|
|
}
|
|
|
|
/*
|
|
* Local variables:
|
|
* tab-width: 4
|
|
* c-basic-offset: 4
|
|
* End:
|
|
* vim600: noet sw=4 ts=4 fdm=marker
|
|
* vim<600: noet sw=4 ts=4
|
|
*/
|