diff options
author | Sebastien Douheret <sebastien.douheret@iot.bzh> | 2017-08-07 18:08:27 +0200 |
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committer | Sebastien Douheret <sebastien.douheret@iot.bzh> | 2017-08-07 19:30:25 +0200 |
commit | 7496dbabaf710a9e0f3b599c83163adddfcb8870 (patch) | |
tree | d2ab9f9f89edc0f381a71a967d920cef3e150be5 /golib/eows/eows-out.go | |
parent | 62e2996fcbcd704653d3043046c451fbc044918b (diff) |
Added eows (Exec Over WebSocket) package.
Diffstat (limited to 'golib/eows/eows-out.go')
-rw-r--r-- | golib/eows/eows-out.go | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/golib/eows/eows-out.go b/golib/eows/eows-out.go new file mode 100644 index 0000000..d624618 --- /dev/null +++ b/golib/eows/eows-out.go @@ -0,0 +1,47 @@ +package eows + +import ( + "bufio" + "io" +) + +// scanBlocks +func scanBlocks(data []byte, atEOF bool) (advance int, token []byte, err error) { + if atEOF && len(data) == 0 { + return 0, nil, nil + } + return len(data), data, nil +} + +// cmdPumpStdout is in charge to forward stdout in websocket +func (e *ExecOverWS) cmdPumpStdout(r io.Reader, done chan struct{}) { + + defer func() { + }() + + sc := bufio.NewScanner(r) + sc.Split(scanBlocks) + for sc.Scan() { + e.OutputCB(e, sc.Text(), "") + } + if sc.Err() != nil { + e.logError("stdout scan:", sc.Err()) + } + + close(done) +} + +// cmdPumpStderr is in charge to forward stderr in websocket +func (e *ExecOverWS) cmdPumpStderr(r io.Reader) { + + defer func() { + }() + sc := bufio.NewScanner(r) + sc.Split(scanBlocks) + for sc.Scan() { + e.OutputCB(e, "", sc.Text()) + } + if sc.Err() != nil { + e.logError("stderr scan:", sc.Err()) + } +} |