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Merge pull request #449 from treestem/mountopt

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Accept mount options compatible with mtab
This commit is contained in:
Takeshi Nakatani 2016-07-24 16:48:33 +09:00 committed by GitHub
commit 87f617374a
1 changed files with 40 additions and 18 deletions
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58
src/s3fs.cpp
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@ -4195,6 +4195,33 @@ static int set_moutpoint_attribute(struct stat& mpst)
return false;
}
//
// Set bucket and mount_prefix based on passed bucket name.
//
static int set_bucket(const char* arg)
{
char *bucket_name = (char*)arg;
if(strstr(arg, ":")){
bucket = strtok(bucket_name, ":");
char* pmount_prefix = strtok(NULL, ":");
if(pmount_prefix){
if(0 == strlen(pmount_prefix) || '/' != pmount_prefix[0]){
S3FS_PRN_EXIT("path(%s) must be prefix \"/\".", pmount_prefix);
return -1;
}
mount_prefix = pmount_prefix;
// remove trailing slash
if(mount_prefix.at(mount_prefix.size() - 1) == '/'){
mount_prefix = mount_prefix.substr(0, mount_prefix.size() - 1);
}
}
}else{
bucket = arg;
}
return 0;
}
// This is repeatedly called by the fuse option parser
// if the key is equal to FUSE_OPT_KEY_OPT, it's an option passed in prefixed by
// '-' or '--' e.g.: -f -d -ousecache=/tmp
@ -4203,30 +4230,18 @@ static int set_moutpoint_attribute(struct stat& mpst)
// or the mountpoint. The bucket name will always come before the mountpoint
static int my_fuse_opt_proc(void* data, const char* arg, int key, struct fuse_args* outargs)
{
int ret;
if(key == FUSE_OPT_KEY_NONOPT){
// the first NONOPT option is the bucket name
if(bucket.size() == 0){
// extract remote mount path
char *bucket_name = (char*)arg;
if(strstr(arg, ":")){
bucket = strtok(bucket_name, ":");
char* pmount_prefix = strtok(NULL, ":");
if(pmount_prefix){
if(0 == strlen(pmount_prefix) || '/' != pmount_prefix[0]){
S3FS_PRN_EXIT("path(%s) must be prefix \"/\".", pmount_prefix);
return -1;
}
mount_prefix = pmount_prefix;
// remove trailing slash
if(mount_prefix.at(mount_prefix.size() - 1) == '/'){
mount_prefix = mount_prefix.substr(0, mount_prefix.size() - 1);
}
}
}else{
bucket = arg;
if ((ret = set_bucket(arg))){
return ret;
}
return 0;
}
else if (!strcmp(arg, "s3fs")) {
return 0;
}
// the second NONPOT option is the mountpoint(not utility mode)
if(0 == mountpoint.size() && 0 == utility_mode){
@ -4520,6 +4535,13 @@ static int my_fuse_opt_proc(void* data, const char* arg, int key, struct fuse_ar
}
return 0;
}
if(0 == STR2NCMP(arg, "bucket=")){
std::string bname = strchr(arg, '=') + sizeof(char);
if ((ret = set_bucket(bname.c_str()))){
return ret;
}
return 0;
}
if(0 == STR2NCMP(arg, "host=")){
host = strchr(arg, '=') + sizeof(char);
return 0;