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checkpoint: added x-amz-meta capability

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git-svn-id: http://s3fs.googlecode.com/svn/trunk@21 df820570-a93a-0410-bd06-b72b767a4274
This commit is contained in:
rrizun 2007-11-08 01:28:45 +00:00
parent 8cf9564e12
commit 008b87f6d8
1 changed files with 29 additions and 7 deletions
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36
s3fs/s3fs.cpp
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@ -167,13 +167,25 @@ get_date() {
* @param resource e.g., "/pub"
*/
string
calc_signature(string method, string content_type, string date, string resource) {
calc_signature(string method, string content_type, string date, curl_slist* headers, string resource) {
string Signature;
string StringToSign;
StringToSign += method + "\n";
StringToSign += "\n";
StringToSign += "\n"; // md5
StringToSign += content_type + "\n";
StringToSign += date + "\n";
int count = 0;
cout << "calc" << endl;
if (headers != 0) {
do {
cout << headers->data << endl;
if (strncmp(headers->data, "x-amz", 5) == 0) {
++count;
StringToSign += headers->data;
StringToSign += 10;
}
} while ((headers = headers->next) != 0);
}
StringToSign += resource;
const void* key = AWSSecretAccessKey.data();
@ -200,6 +212,10 @@ calc_signature(string method, string content_type, string date, string resource)
return Signature;
}
string
calc_signature(string method, string content_type, string date, string resource) {
return calc_signature(method, content_type, date, 0, resource);
}
// libcurl callback
static size_t
@ -276,9 +292,9 @@ s3fs_getattr(const char *path, struct stat *stbuf) {
double ContentLength;
if (curl_easy_getinfo(curl, CURLINFO_CONTENT_LENGTH_DOWNLOAD, &ContentLength) == 0)
stbuf->st_size = static_cast<__off_t>(ContentLength);
if (strcmp(ContentType, "application/x-directory") != 0)
stbuf->st_blocks = stbuf->st_size / 512 + 1;
if (S_ISREG(stbuf->st_mode))
stbuf->st_blocks = stbuf->st_size / S_BLKSIZE + 1;
return 0;
}
@ -291,6 +307,8 @@ s3fs_readlink(const char *path, char *buf, size_t size) {
static int
s3fs_mknod(const char *path, mode_t mode, dev_t rdev) {
// see man 2 mknod
// If pathname already exists, or is a symbolic link, this call fails with an EEXIST error.
cout << "mknod: path="<< path << endl;
string resource = urlEncode("/"+bucket + path);
@ -305,8 +323,9 @@ s3fs_mknod(const char *path, mode_t mode, dev_t rdev) {
auto_curl_slist headers;
string date = get_date();
//###headers.append("x-amz-meta-qqq:qqq");
headers.append("Date: "+date);
headers.append("Authorization: AWS "+AWSAccessKeyId+":"+calc_signature("PUT", "application/octet-stream", date, resource));
headers.append("Authorization: AWS "+AWSAccessKeyId+":"+calc_signature("PUT", "application/octet-stream", date, headers.get(), resource));
headers.append("Content-Type: application/octet-stream");
curl_easy_setopt(curl, CURLOPT_HTTPHEADER, headers.get());
@ -403,6 +422,9 @@ s3fs_symlink(const char *from, const char *to) {
static int
s3fs_rename(const char *from, const char *to) {
cout << "rename:" << " from=" << from << " to=" << to << endl;
// get file handle
// upload as new s3 object
// delete old s3 object
return -EXDEV;
}
@ -658,7 +680,7 @@ s3fs_readdir(const char *path, void *buf, fuse_fill_dir_t filler, off_t offset,
strptime(LastModified.c_str(), "%Y-%m-%dT%H:%M:%SZ", &gmt);
st.st_mtime = timegm(&gmt);
// blocks
st.st_blocks = st.st_size / 512 + 1;
st.st_blocks = st.st_size / S_BLKSIZE + 1;
// if size is 0 then we don't know whether its a file or a directory...
// defer to getattr() to determine whether its a file or a directory from Content-Type
if (st.st_size > 0) {