mirror of
https://github.com/s3fs-fuse/s3fs-fuse.git
synced 2024-12-23 01:08:54 +00:00
Changed functions about reading passwd file.
This commit is contained in:
Takeshi Nakatani
parent
7d9ac0163b
commit
97fc845a6a
216
src/s3fs.cpp
216
src/s3fs.cpp
@ -135,8 +135,8 @@ static bool is_specified_endpoint = false;
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static int s3fs_init_deferred_exit_status = 0;
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static bool support_compat_dir = true;// default supports compatibility directory type
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static const std::string allbucket_fields_type = ""; // special key for mapping(This name is absolutely not used as a bucket name)
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static const std::string keyval_fields_type = "\t"; // special key for mapping(This name is absolutely not used as a bucket name)
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static const std::string allbucket_fields_type = ""; // special key for mapping(This name is absolutely not used as a bucket name)
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static const std::string keyval_fields_type = "\t"; // special key for mapping(This name is absolutely not used as a bucket name)
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static const std::string aws_accesskeyid = "AWSAccessKeyId";
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static const std::string aws_secretkey = "AWSSecretKey";
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@ -3827,46 +3827,46 @@ static int s3fs_check_service(void)
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return EXIT_SUCCESS;
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}
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//
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// Read and Parse passwd file
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//
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// The line of the password file is one of the following formats:
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// (1) "accesskey:secretkey" : AWS format for default(all) access key/secret key
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// (2) "bucket:accesskey:secretkey" : AWS format for bucket's access key/secret key
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// (3) "key=value" : Content-dependent KeyValue contents
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//
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// This function sets result into bucketkvmap_t, it bucket name and key&value mapping.
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// If bucket name is empty(1 or 3 format), bucket name for mapping is set "\t" or "".
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//
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//
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// Read and Parse passwd file
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//
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// The line of the password file is one of the following formats:
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// (1) "accesskey:secretkey" : AWS format for default(all) access key/secret key
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// (2) "bucket:accesskey:secretkey" : AWS format for bucket's access key/secret key
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// (3) "key=value" : Content-dependent KeyValue contents
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//
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// This function sets result into bucketkvmap_t, it bucket name and key&value mapping.
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// If bucket name is empty(1 or 3 format), bucket name for mapping is set "\t" or "".
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//
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// Return: 1 - OK(could parse and set mapping etc.)
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// 0 - NG(could not read any value)
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// -1 - Should shutdown immediately
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//
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//
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static int parse_passwd_file(bucketkvmap_t& resmap)
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{
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string line;
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size_t first_pos;
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size_t last_pos;
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size_t first_pos;
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size_t last_pos;
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readline_t linelist;
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readline_t::iterator iter;
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// open passwd file
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// open passwd file
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ifstream PF(passwd_file.c_str());
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if(!PF.good()){
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if(!PF.good()){
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S3FS_PRN_EXIT("could not open passwd file : %s", passwd_file.c_str());
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return -1;
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return -1;
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}
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// read each line
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// read each line
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while(getline(PF, line)){
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line = trim(line);
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line = trim(line);
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if(0 == line.size()){
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continue;
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}
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if('#' == line[0]){
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continue;
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}
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if(string::npos != line.find_first_of(" \t")){
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if(string::npos != line.find_first_of(" \t")){
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S3FS_PRN_EXIT("invalid line in passwd file, found whitespace character.");
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return -1;
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}
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@ -3874,89 +3874,89 @@ static int parse_passwd_file(bucketkvmap_t& resmap)
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S3FS_PRN_EXIT("invalid line in passwd file, found a bracket \"[\" character.");
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return -1;
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}
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linelist.push_back(line);
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}
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// read '=' type
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linelist.push_back(line);
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}
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// read '=' type
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kvmap_t kv;
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for(iter = linelist.begin(); iter != linelist.end(); ++iter){
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first_pos = iter->find_first_of("=");
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if(first_pos == string::npos){
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continue;
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}
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// formatted by "key=val"
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if(first_pos == string::npos){
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continue;
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}
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// formatted by "key=val"
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string key = trim(iter->substr(0, first_pos));
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string val = trim(iter->substr(first_pos + 1, string::npos));
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if(key.empty()){
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continue;
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}
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if(kv.end() != kv.find(key)){
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if(key.empty()){
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continue;
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}
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if(kv.end() != kv.find(key)){
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S3FS_PRN_WARN("same key name(%s) found in passwd file, skip this.", key.c_str());
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continue;
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}
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kv[key] = val;
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}
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// set special key name
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resmap[string(keyval_fields_type)] = kv;
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// read ':' type
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continue;
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}
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kv[key] = val;
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}
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// set special key name
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resmap[string(keyval_fields_type)] = kv;
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// read ':' type
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for(iter = linelist.begin(); iter != linelist.end(); ++iter){
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first_pos = iter->find_first_of(":");
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last_pos = iter->find_last_of(":");
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if(first_pos == string::npos){
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continue;
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}
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string bucket;
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string accesskey;
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string secret;
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if(first_pos != last_pos){
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// formatted by "bucket:accesskey:secretkey"
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bucket = trim(iter->substr(0, first_pos));
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accesskey = trim(iter->substr(first_pos + 1, last_pos - first_pos - 1));
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secret = trim(iter->substr(last_pos + 1, string::npos));
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}else{
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// formatted by "accesskey:secretkey"
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bucket = allbucket_fields_type;
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accesskey = trim(iter->substr(0, first_pos));
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secret = trim(iter->substr(first_pos + 1, string::npos));
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}
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if(resmap.end() != resmap.find(bucket)){
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if(first_pos == string::npos){
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continue;
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}
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string bucket;
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string accesskey;
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string secret;
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if(first_pos != last_pos){
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// formatted by "bucket:accesskey:secretkey"
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bucket = trim(iter->substr(0, first_pos));
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accesskey = trim(iter->substr(first_pos + 1, last_pos - first_pos - 1));
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secret = trim(iter->substr(last_pos + 1, string::npos));
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}else{
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// formatted by "accesskey:secretkey"
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bucket = allbucket_fields_type;
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accesskey = trim(iter->substr(0, first_pos));
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secret = trim(iter->substr(first_pos + 1, string::npos));
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}
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if(resmap.end() != resmap.find(bucket)){
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S3FS_PRN_EXIT("same bucket(%s) passwd setting found in passwd file.", ("" == bucket ? "default" : bucket.c_str()));
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return -1;
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}
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kv.clear();
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kv[string(aws_accesskeyid)] = accesskey;
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kv[string(aws_secretkey)] = secret;
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resmap[bucket] = kv;
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}
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return (0 < resmap.size() ? 1 : 0);
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}
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//
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return -1;
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}
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kv.clear();
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kv[string(aws_accesskeyid)] = accesskey;
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kv[string(aws_secretkey)] = secret;
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resmap[bucket] = kv;
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}
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return (resmap.empty() ? 0 : 1);
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}
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//
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// Return: 1 - OK(could read and set accesskey etc.)
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// 0 - NG(could not read)
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// -1 - Should shutdown immediately
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//
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//
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static int check_for_aws_format(const kvmap_t& kvmap)
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{
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string str1(aws_accesskeyid);
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string str2(aws_secretkey);
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if(0 == kvmap.size()){
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return 0;
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}
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if(kvmap.end() == kvmap.find(str1) && kvmap.end() == kvmap.find(str2)){
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return 0;
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}
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if(kvmap.end() == kvmap.find(str1) || kvmap.end() == kvmap.find(str2)){
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if(kvmap.empty()){
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return 0;
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}
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if(kvmap.end() == kvmap.find(str1) && kvmap.end() == kvmap.find(str2)){
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return 0;
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}
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if(kvmap.end() == kvmap.find(str1) || kvmap.end() == kvmap.find(str2)){
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S3FS_PRN_EXIT("AWSAccesskey or AWSSecretkey is not specified.");
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return -1;
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}
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return -1;
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}
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if(!S3fsCurl::SetAccessKey(kvmap.at(str1).c_str(), kvmap.at(str2).c_str())){
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S3FS_PRN_EXIT("failed to set access key/secret key.");
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return -1;
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return -1;
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}
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return 1;
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return 1;
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}
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//
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@ -4029,10 +4029,10 @@ static int check_passwd_file_perms(void)
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//
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static int read_passwd_file(void)
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{
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bucketkvmap_t bucketmap;
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kvmap_t keyval;
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bucketkvmap_t bucketmap;
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kvmap_t keyval;
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int result;
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// if you got here, the password file
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// exists and is readable by the
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// current user, check for permissions
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@ -4040,41 +4040,41 @@ static int read_passwd_file(void)
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return EXIT_FAILURE;
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}
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//
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// parse passwd file
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//
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//
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// parse passwd file
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//
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result = parse_passwd_file(bucketmap);
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if(-1 == result){
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return EXIT_FAILURE;
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}
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//
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// check key=value type format.
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//
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//
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// check key=value type format.
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//
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if(bucketmap.end() != bucketmap.find(keyval_fields_type)){
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// aws format
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// aws format
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result = check_for_aws_format(bucketmap[keyval_fields_type]);
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if(-1 == result){
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return EXIT_FAILURE;
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}else if(1 == result){
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// success to set
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}else if(1 == result){
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// success to set
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return EXIT_SUCCESS;
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}
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}
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}
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string bucket_key = allbucket_fields_type;
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if(0 < bucket.size() && bucketmap.end() != bucketmap.find(bucket)){
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bucket_key = bucket;
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}
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if(bucketmap.end() == bucketmap.find(bucket_key)){
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string bucket_key = allbucket_fields_type;
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if(0 < bucket.size() && bucketmap.end() != bucketmap.find(bucket)){
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bucket_key = bucket;
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}
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if(bucketmap.end() == bucketmap.find(bucket_key)){
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S3FS_PRN_EXIT("Not found access key/secret key in passwd file.");
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return EXIT_FAILURE;
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}
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keyval = bucketmap[bucket_key];
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if(keyval.end() == keyval.find(string(aws_accesskeyid)) || keyval.end() == keyval.find(string(aws_secretkey))){
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}
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keyval = bucketmap[bucket_key];
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if(keyval.end() == keyval.find(string(aws_accesskeyid)) || keyval.end() == keyval.find(string(aws_secretkey))){
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S3FS_PRN_EXIT("Not found access key/secret key in passwd file.");
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return EXIT_FAILURE;
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}
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}
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if(!S3fsCurl::SetAccessKey(keyval.at(string(aws_accesskeyid)).c_str(), keyval.at(string(aws_secretkey)).c_str())){
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S3FS_PRN_EXIT("failed to set internal data for access key/secret key from passwd file.");
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return EXIT_FAILURE;
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