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logging: Print stack trace in case of errors.

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fixes #1827
This commit is contained in:
Krishna Srinivas
2016-08-25 22:09:01 +05:30
committed by Harshavardhana
parent 37cbcae6ba
commit 9358ee011b
38 changed files with 485 additions and 311 deletions
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10
cmd/erasure-utils.go
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@@ -76,17 +76,17 @@ func getDataBlockLen(enBlocks [][]byte, dataBlocks int) int {
func writeDataBlocks(dst io.Writer, enBlocks [][]byte, dataBlocks int, offset int64, length int64) (int64, error) {
// Offset and out size cannot be negative.
if offset < 0 || length < 0 {
return 0, errUnexpected
return 0, traceError(errUnexpected)
}
// Do we have enough blocks?
if len(enBlocks) < dataBlocks {
return 0, reedsolomon.ErrTooFewShards
return 0, traceError(reedsolomon.ErrTooFewShards)
}
// Do we have enough data?
if int64(getDataBlockLen(enBlocks, dataBlocks)) < length {
return 0, reedsolomon.ErrShortData
return 0, traceError(reedsolomon.ErrShortData)
}
// Counter to decrement total left to write.
@@ -114,7 +114,7 @@ func writeDataBlocks(dst io.Writer, enBlocks [][]byte, dataBlocks int, offset in
if write < int64(len(block)) {
n, err := io.Copy(dst, bytes.NewReader(block[:write]))
if err != nil {
return 0, err
return 0, traceError(err)
}
totalWritten += n
break
@@ -122,7 +122,7 @@ func writeDataBlocks(dst io.Writer, enBlocks [][]byte, dataBlocks int, offset in
// Copy the block.
n, err := io.Copy(dst, bytes.NewReader(block))
if err != nil {
return 0, err
return 0, traceError(err)
}
// Decrement output size.