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libgocryptfs
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fusefronted: more concise corrupt block log message 

Calculating the block offset is easy enough, even more now
that gocryptfs-xray exists.
This commit is contained in:
Jakob Unterwurzacher 2016-10-28 20:07:59 +02:00
parent 012152f3d1
commit 85f1fd0b0f
1 changed files with 2 additions and 5 deletions
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7
internal/fusefrontend/file.go
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@ -169,10 +169,7 @@ func (f *file) doRead(off uint64, length uint64) ([]byte, fuse.Status) {
plaintext, err := f.contentEnc.DecryptBlocks(ciphertext, firstBlockNo, f.header.ID)
if err != nil {
curruptBlockNo := firstBlockNo + f.contentEnc.PlainOffToBlockNo(uint64(len(plaintext)))
cipherOff := f.contentEnc.BlockNoToCipherOff(curruptBlockNo)
plainOff := f.contentEnc.BlockNoToPlainOff(curruptBlockNo)
tlog.Warn.Printf("ino%d: doRead: corrupt block #%d (plainOff=%d, cipherOff=%d)",
f.ino, curruptBlockNo, plainOff, cipherOff)
tlog.Warn.Printf("ino%d: doRead: corrupt block #%d: %v", f.ino, curruptBlockNo, err)
return nil, fuse.EIO
}
@ -205,7 +202,7 @@ func (f *file) Read(buf []byte, off int64) (resultData fuse.ReadResult, code fus
out, status := f.doRead(uint64(off), uint64(len(buf)))
if status == fuse.EIO {
tlog.Warn.Printf("ino%d: Read failed with EIO, offset=%d, length=%d", f.ino, len(buf), off)
tlog.Warn.Printf("ino%d: Read: returning EIO, offset=%d, length=%d", f.ino, len(buf), off)
}
if status != fuse.OK {
return nil, status