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authorOpenShift Merge Robot <openshift-merge-robot@users.noreply.github.com>2020-07-09 17:05:47 +0200
committerGitHub <noreply@github.com>2020-07-09 17:05:47 +0200
commitbc3b3b373fab58929f4583ab0b5eb529e64a54fc (patch)
treed6a64a013d2957d676a1e74e3374350dfc2fbef0 /pkg/api/handlers
parentf86782c05293987acc750b259fa5a7fa0106b5b6 (diff)
parentd0ebea06437f05dfd42ec50e1eef2da0310b65d9 (diff)
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Merge pull request #6916 from vrothberg/logs-fixes
log API: add context to allow for cancelling
Diffstat (limited to 'pkg/api/handlers')
-rw-r--r--pkg/api/handlers/compat/containers_logs.go76
1 files changed, 37 insertions, 39 deletions
diff --git a/pkg/api/handlers/compat/containers_logs.go b/pkg/api/handlers/compat/containers_logs.go
index 8147f4d38..30ee030e8 100644
--- a/pkg/api/handlers/compat/containers_logs.go
+++ b/pkg/api/handlers/compat/containers_logs.go
@@ -92,7 +92,7 @@ func LogsFromContainer(w http.ResponseWriter, r *http.Request) {
options.WaitGroup = &wg
logChannel := make(chan *logs.LogLine, tail+1)
- if err := runtime.Log([]*libpod.Container{ctnr}, options, logChannel); err != nil {
+ if err := runtime.Log(r.Context(), []*libpod.Container{ctnr}, options, logChannel); err != nil {
utils.InternalServerError(w, errors.Wrapf(err, "Failed to obtain logs for Container '%s'", name))
return
}
@@ -105,50 +105,48 @@ func LogsFromContainer(w http.ResponseWriter, r *http.Request) {
var frame strings.Builder
header := make([]byte, 8)
- for ok := true; ok; ok = query.Follow {
- for line := range logChannel {
- if _, found := r.URL.Query()["until"]; found {
- if line.Time.After(until) {
- break
- }
+ for line := range logChannel {
+ if _, found := r.URL.Query()["until"]; found {
+ if line.Time.After(until) {
+ break
}
+ }
- // Reset buffer we're ready to loop again
- frame.Reset()
- switch line.Device {
- case "stdout":
- if !query.Stdout {
- continue
- }
- header[0] = 1
- case "stderr":
- if !query.Stderr {
- continue
- }
- header[0] = 2
- default:
- // Logging and moving on is the best we can do here. We may have already sent
- // a Status and Content-Type to client therefore we can no longer report an error.
- log.Infof("unknown Device type '%s' in log file from Container %s", line.Device, ctnr.ID())
+ // Reset buffer we're ready to loop again
+ frame.Reset()
+ switch line.Device {
+ case "stdout":
+ if !query.Stdout {
continue
}
-
- if query.Timestamps {
- frame.WriteString(line.Time.Format(time.RFC3339))
- frame.WriteString(" ")
+ header[0] = 1
+ case "stderr":
+ if !query.Stderr {
+ continue
}
- frame.WriteString(line.Msg)
+ header[0] = 2
+ default:
+ // Logging and moving on is the best we can do here. We may have already sent
+ // a Status and Content-Type to client therefore we can no longer report an error.
+ log.Infof("unknown Device type '%s' in log file from Container %s", line.Device, ctnr.ID())
+ continue
+ }
- binary.BigEndian.PutUint32(header[4:], uint32(frame.Len()))
- if _, err := w.Write(header[0:8]); err != nil {
- log.Errorf("unable to write log output header: %q", err)
- }
- if _, err := io.WriteString(w, frame.String()); err != nil {
- log.Errorf("unable to write frame string: %q", err)
- }
- if flusher, ok := w.(http.Flusher); ok {
- flusher.Flush()
- }
+ if query.Timestamps {
+ frame.WriteString(line.Time.Format(time.RFC3339))
+ frame.WriteString(" ")
+ }
+ frame.WriteString(line.Msg)
+
+ binary.BigEndian.PutUint32(header[4:], uint32(frame.Len()))
+ if _, err := w.Write(header[0:8]); err != nil {
+ log.Errorf("unable to write log output header: %q", err)
+ }
+ if _, err := io.WriteString(w, frame.String()); err != nil {
+ log.Errorf("unable to write frame string: %q", err)
+ }
+ if flusher, ok := w.(http.Flusher); ok {
+ flusher.Flush()
}
}
}