func printBuildList(buildList *buildapi.BuildList, w io.Writer, withNamespace, wide bool, columnLabels []string) error {
sort.Sort(buildapi.ByCreationTimestamp(buildList.Items))
for _, build := range buildList.Items {
if err := printBuild(&build, w, withNamespace, wide, columnLabels); err != nil {
return err
}
}
return nil
}
// RunBuildLogs contains all the necessary functionality for the OpenShift cli build-logs command
func RunBuildLogs(f *clientcmd.Factory, out io.Writer, cmd *cobra.Command, opts api.BuildLogOptions, args []string) error {
if len(args) != 1 {
// maximum time to wait for a list of builds
timeout := 800 * time.Millisecond
// maximum number of builds to list
maxBuildListLen := 10
ch := make(chan error)
go func() {
// TODO fetch via API no more than maxBuildListLen builds
builds, err := getBuilds(f)
if err != nil {
return
}
if len(builds) == 0 {
ch <- cmdutil.UsageError(cmd, "There are no builds in the current project")
return
}
sort.Sort(sort.Reverse(api.ByCreationTimestamp(builds)))
msg := "A build name is required. Most recent builds:"
for i, b := range builds {
if i == maxBuildListLen {
break
}
msg += fmt.Sprintf("\n* %s\t%s\t%s ago", b.Name, b.Status.Phase, units.HumanDuration(time.Since(b.CreationTimestamp.Time)))
}
ch <- cmdutil.UsageError(cmd, msg)
}()
select {
case <-time.After(timeout):
return cmdutil.UsageError(cmd, "A build name is required")
case err := <-ch:
return err
}
}
namespace, _, err := f.DefaultNamespace()
if err != nil {
return err
}
c, _, err := f.Clients()
if err != nil {
return err
}
readCloser, err := c.BuildLogs(namespace).Get(args[0], opts).Stream()
if err != nil {
return err
}
defer readCloser.Close()
_, err = io.Copy(out, readCloser)
return err
}