diff options
Diffstat (limited to 'src/perm.erl')
| -rw-r--r-- | src/perm.erl | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/src/perm.erl b/src/perm.erl index 466cc4f..9f02b55 100644 --- a/src/perm.erl +++ b/src/perm.erl @@ -49,25 +49,32 @@ path_for_key(Rootdir, Key) -> -spec ensurefile(string(), binary(), binary()) -> ok | differ. ensurefile(Rootdir, Key, Content) -> + lager:debug("dir ~p key ~p", [Rootdir, Key]), {Dirs, Path} = path_for_key(Rootdir, Key), case readfile_and_verify(Path, Content) of ok -> - util:fsync([Path, Rootdir | Dirs]); + lager:debug("key ~p existed, fsync", [Key]), + util:fsync([Path, Rootdir | Dirs]), + lager:debug("key ~p fsynced", [Key]); differ -> + lager:debug("key ~p existed, was different", [Key]), differ; {error, enoent} -> + lager:debug("key ~p didn't exist, add", [Key]), util:check_error(make_dirs([Rootdir, Rootdir ++ "nursery/"] ++ Dirs), makedir, "Error creating directory"), NurseryName = Rootdir ++ "nursery/" ++ util:tempfilename(hex:bin_to_hexstr(Key)), util:write_tempfile_and_rename(Path, NurseryName, Content), - util:fsync([Path, Rootdir | Dirs]); + lager:debug("key ~p added, fsync", [Key]), + util:fsync([Path, Rootdir | Dirs]), + lager:debug("key ~p fsynced", [Key]); {error, Error} -> util:exit_with_error(Error, readfile, "Error reading file") end. --spec readfile(string(), binary()) -> binary(). +-spec readfile(string(), binary()) -> binary() | noentry. readfile(Rootdir, Key) -> {_Dirs, Path} = path_for_key(Rootdir, Key), atomic:readfile(Path). |