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authorJakob Unterwurzacher2016-09-20 19:32:28 +0200
committerJakob Unterwurzacher2016-09-25 16:43:17 +0200
commit3d59c7dd6a39312e8672185cc70b9c24e22380ec (patch)
tree15e9cf8967dc47051bf915faf47b17b99c76bceb /internal/fusefrontend_reverse/rfs.go
parent19322484468556b15e7634a6c1fea82d9c3f23eb (diff)
reverse: add gocryptfs.conf passthrough
Diffstat (limited to 'internal/fusefrontend_reverse/rfs.go')
-rw-r--r--internal/fusefrontend_reverse/rfs.go17
1 files changed, 17 insertions, 0 deletions
diff --git a/internal/fusefrontend_reverse/rfs.go b/internal/fusefrontend_reverse/rfs.go
index 465ec07..98f6279 100644
--- a/internal/fusefrontend_reverse/rfs.go
+++ b/internal/fusefrontend_reverse/rfs.go
@@ -10,6 +10,7 @@ import (
"github.com/hanwen/go-fuse/fuse/nodefs"
"github.com/hanwen/go-fuse/fuse/pathfs"
+ "github.com/rfjakob/gocryptfs/internal/configfile"
"github.com/rfjakob/gocryptfs/internal/contentenc"
"github.com/rfjakob/gocryptfs/internal/cryptocore"
"github.com/rfjakob/gocryptfs/internal/fusefrontend"
@@ -98,6 +99,7 @@ func isDirIV(relPath string) bool {
return filepath.Base(relPath) == nametransform.DirIVFilename
}
+// GetAttr - FUSE call
func (rfs *reverseFS) GetAttr(relPath string, context *fuse.Context) (*fuse.Attr, fuse.Status) {
if isDirIV(relPath) {
return rfs.dirIVAttr(relPath, context)
@@ -120,6 +122,7 @@ func (rfs *reverseFS) GetAttr(relPath string, context *fuse.Context) (*fuse.Attr
return a, fuse.OK
}
+// Access - FUSE call
func (rfs *reverseFS) Access(relPath string, mode uint32, context *fuse.Context) fuse.Status {
if isDirIV(relPath) {
return fuse.OK
@@ -134,7 +137,12 @@ func (rfs *reverseFS) Access(relPath string, mode uint32, context *fuse.Context)
return fuse.ToStatus(syscall.Access(absPath, mode))
}
+// Open - FUSE call
func (rfs *reverseFS) Open(relPath string, flags uint32, context *fuse.Context) (fuseFile nodefs.File, status fuse.Status) {
+ if relPath == configfile.ConfDefaultName {
+ // gocryptfs.conf maps to .gocryptfs.reverse.conf in the plaintext directory
+ return rfs.loopbackfs.Open(configfile.ConfReverseName, flags, context)
+ }
if isDirIV(relPath) {
return NewDirIVFile(relDir(relPath))
}
@@ -152,6 +160,7 @@ func (rfs *reverseFS) Open(relPath string, flags uint32, context *fuse.Context)
return NewFile(f, rfs.contentEnc)
}
+// OpenDir - FUSE readdir call
func (rfs *reverseFS) OpenDir(cipherPath string, context *fuse.Context) ([]fuse.DirEntry, fuse.Status) {
relPath, err := rfs.decryptPath(cipherPath)
if err != nil {
@@ -169,6 +178,14 @@ func (rfs *reverseFS) OpenDir(cipherPath string, context *fuse.Context) ([]fuse.
}
// Add virtual gocryptfs.diriv
entries = append(entries, fuse.DirEntry{syscall.S_IFREG | 0400, nametransform.DirIVFilename})
+ // Add gocryptfs.conf in the root directory,
+ // maps to .gocryptfs.reverse.conf in the plaintext directory.
+ if cipherPath == "" {
+ _, err = os.Stat(filepath.Join(rfs.args.Cipherdir, configfile.ConfReverseName))
+ if err == nil {
+ entries = append(entries, fuse.DirEntry{syscall.S_IFREG | 0400, configfile.ConfDefaultName})
+ }
+ }
return entries, fuse.OK
}