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Improve error messages when objects have been corrupted on transfer - fixes #5268

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This commit is contained in:
Lewis Hook 2022-02-06 19:35:27 +00:00 committed by Nick Craig-Wood
parent aee8d909b3
commit bf494d48d6
5 changed files with 7 additions and 7 deletions
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4
backend/b2/b2.go
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@ -1763,14 +1763,14 @@ func (file *openFile) Close() (err error) {
// Check to see we read the correct number of bytes
if file.o.Size() != file.bytes {
return fmt.Errorf("object corrupted on transfer - length mismatch (want %d got %d)", file.o.Size(), file.bytes)
return fmt.Errorf("corrupted on transfer: lengths differ want %d vs got %d", file.o.Size(), file.bytes)
}
// Check the SHA1
receivedSHA1 := file.o.sha1
calculatedSHA1 := fmt.Sprintf("%x", file.hash.Sum(nil))
if receivedSHA1 != "" && receivedSHA1 != calculatedSHA1 {
return fmt.Errorf("object corrupted on transfer - SHA1 mismatch (want %q got %q)", receivedSHA1, calculatedSHA1)
return fmt.Errorf("corrupted on transfer: SHA1 hashes differ want %q vs got %q", receivedSHA1, calculatedSHA1)
}
return nil

2
backend/compress/compress.go
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@ -455,7 +455,7 @@ func (f *Fs) verifyObjectHash(ctx context.Context, o fs.Object, hasher *hash.Mul
if err != nil {
fs.Errorf(o, "Failed to remove corrupted object: %v", err)
}
return fmt.Errorf("corrupted on transfer: %v compressed hashes differ %q vs %q", ht, srcHash, dstHash)
return fmt.Errorf("corrupted on transfer: %v compressed hashes differ src(%s) %q vs dst(%s) %q", ht, f.Fs, srcHash, o.Fs(), dstHash)
}
return nil
}

2
backend/crypt/crypt.go
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@ -520,7 +520,7 @@ func (f *Fs) put(ctx context.Context, in io.Reader, src fs.ObjectInfo, options [
if err != nil {
fs.Errorf(o, "Failed to remove corrupted object: %v", err)
}
return nil, fmt.Errorf("corrupted on transfer: %v encrypted hash differ src %q vs dst %q", ht, srcHash, dstHash)
return nil, fmt.Errorf("corrupted on transfer: %v encrypted hashes differ src(%s) %q vs dst(%s) %q", ht, f.Fs, srcHash, o.Fs(), dstHash)
}
fs.Debugf(src, "%v = %s OK", ht, srcHash)
}

4
fs/operations/copy.go
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@ -266,14 +266,14 @@ func (c *copy) manualCopy(ctx context.Context) (actionTaken string, newDst fs.Ob
func (c *copy) verify(ctx context.Context, newDst fs.Object) (err error) {
// Verify sizes are the same after transfer
if sizeDiffers(ctx, c.src, newDst) {
return fmt.Errorf("corrupted on transfer: sizes differ %d vs %d", c.src.Size(), newDst.Size())
return fmt.Errorf("corrupted on transfer: sizes differ src(%s) %d vs dst(%s) %d", c.src.Fs(), c.src.Size(), c.dst.Fs(), c.dst.Size())
}
// Verify hashes are the same after transfer - ignoring blank hashes
if c.hashType != hash.None {
// checkHashes has logs and counts errors
equal, _, srcSum, dstSum, _ := checkHashes(ctx, c.src, newDst, c.hashType)
if !equal {
return fmt.Errorf("corrupted on transfer: %v hash differ %q vs %q", c.hashType, srcSum, dstSum)
return fmt.Errorf("corrupted on transfer: %v hashes differ src(%s) %q vs dst(%s) %q", c.hashType, c.src.Fs(), srcSum, c.dst.Fs(), dstSum)
}
}
return nil

2
vfs/read.go
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@ -363,7 +363,7 @@ func (fh *ReadFileHandle) checkHash() error {
return err
}
if !hash.Equals(dstSum, srcSum) {
return fmt.Errorf("corrupted on transfer: %v hash differ %q vs %q", hashType, dstSum, srcSum)
return fmt.Errorf("corrupted on transfer: %v hashes differ src %q vs dst %q", hashType, srcSum, dstSum)
}
}