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authorAditya Rajan <arajan@redhat.com>2021-09-03 11:54:56 +0530
committerAditya Rajan <arajan@redhat.com>2021-09-05 16:24:49 +0530
commit11fc0e55401a21a88c90a2fa646f2624541711fe (patch)
tree78cef30dc1fbfc3b1af17901247a35368a17141d /pkg/domain/infra
parent858d3e47c26788e64083842cc6617b666f4279a1 (diff)
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kube: Add support for podman pod logs
Following PR adds support for `kubectl` like `pod logs` to podman. Usage `podman pod logs <podIDorName` gives a stream of logs for all the containers within the pod with **containername** as a field. Just like **`kubectl`** also supports `podman pod logs -c ctrIDorName podIDorName` to limit the log stream to any of the specificied container which belongs to pod. Signed-off-by: Aditya Rajan <arajan@redhat.com>
Diffstat (limited to 'pkg/domain/infra')
-rw-r--r--pkg/domain/infra/abi/pods.go40
-rw-r--r--pkg/domain/infra/tunnel/pods.go10
2 files changed, 50 insertions, 0 deletions
diff --git a/pkg/domain/infra/abi/pods.go b/pkg/domain/infra/abi/pods.go
index 98233f60d..6b432c214 100644
--- a/pkg/domain/infra/abi/pods.go
+++ b/pkg/domain/infra/abi/pods.go
@@ -83,6 +83,46 @@ func (ic *ContainerEngine) PodKill(ctx context.Context, namesOrIds []string, opt
return reports, nil
}
+func (ic *ContainerEngine) PodLogs(ctx context.Context, nameOrID string, options entities.PodLogsOptions) error {
+ // Implementation accepts slice
+ podName := []string{nameOrID}
+ pod, err := getPodsByContext(false, options.Latest, podName, ic.Libpod)
+ if err != nil {
+ return err
+ }
+ // Get pod containers
+ podCtrs, err := pod[0].AllContainers()
+ if err != nil {
+ return err
+ }
+
+ ctrNames := []string{}
+ // Check if `kubectl pod logs -c ctrname <podname>` alike command is used
+ if options.ContainerName != "" {
+ ctrFound := false
+ for _, ctr := range podCtrs {
+ if ctr.ID() == options.ContainerName || ctr.Name() == options.ContainerName {
+ ctrNames = append(ctrNames, options.ContainerName)
+ ctrFound = true
+ }
+ }
+ if !ctrFound {
+ return errors.Wrapf(define.ErrNoSuchCtr, "container %s is not in pod %s", options.ContainerName, nameOrID)
+ }
+ } else {
+ // No container name specified select all containers
+ for _, ctr := range podCtrs {
+ ctrNames = append(ctrNames, ctr.Name())
+ }
+ }
+
+ // PodLogsOptions are similar but contains few extra fields like ctrName
+ // So cast other values as is so we can re-use the code
+ containerLogsOpts := entities.PodLogsOptionsToContainerLogsOptions(options)
+
+ return ic.ContainerLogs(ctx, ctrNames, containerLogsOpts)
+}
+
func (ic *ContainerEngine) PodPause(ctx context.Context, namesOrIds []string, options entities.PodPauseOptions) ([]*entities.PodPauseReport, error) {
reports := []*entities.PodPauseReport{}
pods, err := getPodsByContext(options.All, options.Latest, namesOrIds, ic.Libpod)
diff --git a/pkg/domain/infra/tunnel/pods.go b/pkg/domain/infra/tunnel/pods.go
index 480adb88a..8139216b3 100644
--- a/pkg/domain/infra/tunnel/pods.go
+++ b/pkg/domain/infra/tunnel/pods.go
@@ -42,6 +42,16 @@ func (ic *ContainerEngine) PodKill(ctx context.Context, namesOrIds []string, opt
return reports, nil
}
+func (ic *ContainerEngine) PodLogs(_ context.Context, nameOrIDs string, options entities.PodLogsOptions) error {
+ // PodLogsOptions are similar but contains few extra fields like ctrName
+ // So cast other values as is so we can re-use the code
+ containerLogsOpts := entities.PodLogsOptionsToContainerLogsOptions(options)
+
+ // interface only accepts slice, keep everything consistent
+ name := []string{options.ContainerName}
+ return ic.ContainerLogs(nil, name, containerLogsOpts)
+}
+
func (ic *ContainerEngine) PodPause(ctx context.Context, namesOrIds []string, options entities.PodPauseOptions) ([]*entities.PodPauseReport, error) {
foundPods, err := getPodsByContext(ic.ClientCtx, options.All, namesOrIds)
if err != nil {