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stdcopy: remove logrus debug messages; makes it easier to vendor without the dependency.

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Signed-off-by: Erik Hollensbe <github@hollensbe.org>
This commit is contained in:
Erik Hollensbe 2016-10-26 16:24:11 -07:00
parent 362eb4cfbb
commit c4be1b117f
1 changed files with 0 additions and 11 deletions
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11
pkg/stdcopy/stdcopy.go
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@ -7,8 +7,6 @@ import (
"fmt"
"io"
"sync"
"github.com/Sirupsen/logrus"
)
// StdType is the type of standard stream
@ -108,13 +106,11 @@ func StdCopy(dstout, dsterr io.Writer, src io.Reader) (written int64, err error)
nr += nr2
if er == io.EOF {
if nr < stdWriterPrefixLen {
logrus.Debugf("Corrupted prefix: %v", buf[:nr])
return written, nil
}
break
}
if er != nil {
logrus.Debugf("Error reading header: %s", er)
return 0, er
}
}
@ -130,18 +126,15 @@ func StdCopy(dstout, dsterr io.Writer, src io.Reader) (written int64, err error)
// Write on stderr
out = dsterr
default:
logrus.Debugf("Error selecting output fd: (%d)", buf[stdWriterFdIndex])
return 0, fmt.Errorf("Unrecognized input header: %d", buf[stdWriterFdIndex])
}
// Retrieve the size of the frame
frameSize = int(binary.BigEndian.Uint32(buf[stdWriterSizeIndex : stdWriterSizeIndex+4]))
logrus.Debugf("framesize: %d", frameSize)
// Check if the buffer is big enough to read the frame.
// Extend it if necessary.
if frameSize+stdWriterPrefixLen > bufLen {
logrus.Debugf("Extending buffer cap by %d (was %d)", frameSize+stdWriterPrefixLen-bufLen+1, len(buf))
buf = append(buf, make([]byte, frameSize+stdWriterPrefixLen-bufLen+1)...)
bufLen = len(buf)
}
@ -153,13 +146,11 @@ func StdCopy(dstout, dsterr io.Writer, src io.Reader) (written int64, err error)
nr += nr2
if er == io.EOF {
if nr < frameSize+stdWriterPrefixLen {
logrus.Debugf("Corrupted frame: %v", buf[stdWriterPrefixLen:nr])
return written, nil
}
break
}
if er != nil {
logrus.Debugf("Error reading frame: %s", er)
return 0, er
}
}
@ -167,12 +158,10 @@ func StdCopy(dstout, dsterr io.Writer, src io.Reader) (written int64, err error)
// Write the retrieved frame (without header)
nw, ew = out.Write(buf[stdWriterPrefixLen : frameSize+stdWriterPrefixLen])
if ew != nil {
logrus.Debugf("Error writing frame: %s", ew)
return 0, ew
}
// If the frame has not been fully written: error
if nw != frameSize {
logrus.Debugf("Error Short Write: (%d on %d)", nw, frameSize)
return 0, io.ErrShortWrite
}
written += int64(nw)