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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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18
src/write.cpp
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@ -14,8 +14,6 @@
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <fuse.h>
#include "config.hpp"
#include "errno.hpp"
#include "fileinfo.hpp"
@ -24,7 +22,14 @@
#include "rwlock.hpp"
#include "ugid.hpp"
#include <fuse.h>
#include <string>
#include <vector>
using namespace mergerfs;
using std::string;
using std::vector;
typedef int (*WriteFunc)(const int,const void*,const size_t,const off_t);
@ -96,10 +101,13 @@ namespace mergerfs
if(config.moveonenospc)
{
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);
rv = fs::movefile(config.srcmounts,fi->fusepath,count,fi->fd);
config.branches.to_paths(paths);
rv = fs::movefile(paths,fi->fusepath,count,fi->fd);
if(rv == -1)
return -ENOSPC;