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add tagging branches RW/RO/NW

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This allows users to tag a branch as readonly or not for writing regardless
of how the filesystem is mounted. Should simplify deployments and offer
more flexibility.
This commit is contained in:
Antonio SJ Musumeci 2018-10-20 23:40:02 -04:00
parent 8dd0dc11ee
commit b55ebba4ed
57 changed files with 1586 additions and 1210 deletions
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25
src/write_buf.cpp
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@ -14,14 +14,6 @@
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <fuse.h>
#include <stdlib.h>
#include <unistd.h>
#include <string>
#include <vector>
#include "config.hpp"
#include "errno.hpp"
#include "fileinfo.hpp"
@ -31,6 +23,14 @@
#include "ugid.hpp"
#include "write.hpp"
#include <fuse.h>
#include <stdlib.h>
#include <unistd.h>
#include <string>
#include <vector>
using std::string;
using std::vector;
using namespace mergerfs;
@ -83,11 +83,14 @@ namespace mergerfs
if(config.moveonenospc)
{
size_t extra;
const ugid::Set ugid(0,0);
const rwlock::ReadGuard readlock(&config.srcmountslock);
vector<string> paths;
const ugid::Set ugid(0,0);
const rwlock::ReadGuard readlock(&config.branches_lock);
config.branches.to_paths(paths);
extra = fuse_buf_size(src);
rv = fs::movefile(config.srcmounts,fi->fusepath,extra,fi->fd);
rv = fs::movefile(paths,fi->fusepath,extra,fi->fd);
if(rv == -1)
return -ENOSPC;