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authorPaul Holzinger <paul.holzinger@web.de>2020-12-10 17:39:57 +0100
committerPaul Holzinger <paul.holzinger@web.de>2020-12-10 22:24:43 +0100
commitba545c49a216d20be83bdfb0357a4d5f0abe6800 (patch)
tree8b00fa4a88408ed594f2b5e04116b7bcdd933b67 /pkg
parent2bb149034bd67dd4027768863fed2fce853833ae (diff)
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podman logs honor stderr correctly
Make the ContainerLogsOptions support two io.Writers, one for stdout and the other for stderr. The logline already includes the information to which Writer it has to be written. Signed-off-by: Paul Holzinger <paul.holzinger@web.de>
Diffstat (limited to 'pkg')
-rw-r--r--pkg/domain/entities/containers.go6
-rw-r--r--pkg/domain/infra/abi/containers.go4
-rw-r--r--pkg/domain/infra/tunnel/containers.go20
3 files changed, 20 insertions, 10 deletions
diff --git a/pkg/domain/entities/containers.go b/pkg/domain/entities/containers.go
index 39d679eaf..01086a2b3 100644
--- a/pkg/domain/entities/containers.go
+++ b/pkg/domain/entities/containers.go
@@ -227,8 +227,10 @@ type ContainerLogsOptions struct {
Tail int64
// Show timestamps in the logs.
Timestamps bool
- // Write the logs to Writer.
- Writer io.Writer
+ // Write the stdout to this Writer.
+ StdoutWriter io.Writer
+ // Write the stderr to this Writer.
+ StderrWriter io.Writer
}
// ExecOptions describes the cli values to exec into
diff --git a/pkg/domain/infra/abi/containers.go b/pkg/domain/infra/abi/containers.go
index ff4277a2e..ec65dbe44 100644
--- a/pkg/domain/infra/abi/containers.go
+++ b/pkg/domain/infra/abi/containers.go
@@ -925,7 +925,7 @@ func (ic *ContainerEngine) ContainerRun(ctx context.Context, opts entities.Conta
}
func (ic *ContainerEngine) ContainerLogs(ctx context.Context, containers []string, options entities.ContainerLogsOptions) error {
- if options.Writer == nil {
+ if options.StdoutWriter == nil && options.StderrWriter == nil {
return errors.New("no io.Writer set for container logs")
}
@@ -963,7 +963,7 @@ func (ic *ContainerEngine) ContainerLogs(ctx context.Context, containers []strin
}()
for line := range logChannel {
- fmt.Fprintln(options.Writer, line.String(logOpts))
+ line.Write(options.StdoutWriter, options.StderrWriter, logOpts)
}
return nil
diff --git a/pkg/domain/infra/tunnel/containers.go b/pkg/domain/infra/tunnel/containers.go
index e65fef0a4..94ec2a7b9 100644
--- a/pkg/domain/infra/tunnel/containers.go
+++ b/pkg/domain/infra/tunnel/containers.go
@@ -360,11 +360,12 @@ func (ic *ContainerEngine) ContainerCreate(ctx context.Context, s *specgen.SpecG
func (ic *ContainerEngine) ContainerLogs(_ context.Context, nameOrIDs []string, options entities.ContainerLogsOptions) error {
since := options.Since.Format(time.RFC3339)
tail := strconv.FormatInt(options.Tail, 10)
- stdout := options.Writer != nil
+ stdout := options.StdoutWriter != nil
+ stderr := options.StderrWriter != nil
opts := containers.LogOptions{
Follow: &options.Follow,
Since: &since,
- Stderr: &stdout,
+ Stderr: &stderr,
Stdout: &stdout,
Tail: &tail,
Timestamps: &options.Timestamps,
@@ -372,10 +373,11 @@ func (ic *ContainerEngine) ContainerLogs(_ context.Context, nameOrIDs []string,
}
var err error
- outCh := make(chan string)
+ stdoutCh := make(chan string)
+ stderrCh := make(chan string)
ctx, cancel := context.WithCancel(context.Background())
go func() {
- err = containers.Logs(ic.ClientCxt, nameOrIDs[0], opts, outCh, outCh)
+ err = containers.Logs(ic.ClientCxt, nameOrIDs[0], opts, stdoutCh, stderrCh)
cancel()
}()
@@ -383,8 +385,14 @@ func (ic *ContainerEngine) ContainerLogs(_ context.Context, nameOrIDs []string,
select {
case <-ctx.Done():
return err
- case line := <-outCh:
- _, _ = io.WriteString(options.Writer, line+"\n")
+ case line := <-stdoutCh:
+ if options.StdoutWriter != nil {
+ _, _ = io.WriteString(options.StdoutWriter, line+"\n")
+ }
+ case line := <-stderrCh:
+ if options.StderrWriter != nil {
+ _, _ = io.WriteString(options.StderrWriter, line+"\n")
+ }
}
}
}