diff --git a/cmd/podman/play/kube.go b/cmd/podman/play/kube.go index 511e208cff..dafb6abe67 100644 --- a/cmd/podman/play/kube.go +++ b/cmd/podman/play/kube.go @@ -35,13 +35,14 @@ var ( It creates the pod and containers described in the YAML. The containers within the pod are then started and the ID of the new Pod is output.` kubeCmd = &cobra.Command{ - Use: "kube [options] KUBEFILE", + Use: "kube [options] KUBEFILE|-", Short: "Play a pod based on Kubernetes YAML.", Long: kubeDescription, RunE: kube, Args: cobra.ExactArgs(1), ValidArgsFunction: common.AutocompleteDefaultOneArg, Example: `podman play kube nginx.yml + cat nginx.yml | podman play kube - podman play kube --creds user:password --seccomp-profile-root /custom/path apache.yml`, } ) @@ -119,7 +120,11 @@ func kube(cmd *cobra.Command, args []string) error { kubeOptions.Password = creds.Password } - report, err := registry.ContainerEngine().PlayKube(registry.GetContext(), args[0], kubeOptions.PlayKubeOptions) + yamlfile := args[0] + if yamlfile == "-" { + yamlfile = "/dev/stdin" + } + report, err := registry.ContainerEngine().PlayKube(registry.GetContext(), yamlfile, kubeOptions.PlayKubeOptions) if err != nil { return err } diff --git a/docs/source/markdown/podman-play-kube.1.md b/docs/source/markdown/podman-play-kube.1.md index 2de261f667..3795e954c5 100644 --- a/docs/source/markdown/podman-play-kube.1.md +++ b/docs/source/markdown/podman-play-kube.1.md @@ -4,12 +4,10 @@ podman-play-kube - Create pods and containers based on Kubernetes YAML ## SYNOPSIS -**podman play kube** [*options*] *file*__.yml__ +**podman play kube** [*options*] *file.yml|-* ## DESCRIPTION -**podman play kube** will read in a structured file of Kubernetes YAML. It will then recreate -the pod and containers described in the YAML. The containers within the pod are then started and -the ID of the new Pod is output. +**podman play kube** will read in a structured file of Kubernetes YAML. It will then recreate the pod and containers described in the YAML. The containers within the pod are then started and the ID of the new Pod is output. If the yaml file is specified as "-" then `podman play kube` with read the yaml file from stdin. Ideally the input file would be one created by Podman (see podman-generate-kube(1)). This would guarantee a smooth import and expected results. @@ -82,6 +80,12 @@ $ podman play kube demo.yml 52182811df2b1e73f36476003a66ec872101ea59034ac0d4d3a7b40903b955a6 ``` +Recreate the pod and containers as described in a file `demo.yml` sent to stdin +``` +$ cat demo.yml | podman play kube - +52182811df2b1e73f36476003a66ec872101ea59034ac0d4d3a7b40903b955a6 +``` + Provide `configmap-foo.yml` and `configmap-bar.yml` as sources for environment variables within the containers. ``` $ podman play kube demo.yml --configmap configmap-foo.yml,configmap-bar.yml diff --git a/test/e2e/test.yaml b/test/system/700-play.bats similarity index 54% rename from test/e2e/test.yaml rename to test/system/700-play.bats index 98d2c91df2..e7904f59f8 100644 --- a/test/e2e/test.yaml +++ b/test/system/700-play.bats @@ -1,13 +1,17 @@ -# Save the output of this file and use kubectl create -f to import -# it into Kubernetes. +#!/usr/bin/env bats -*- bats -*- # -# Created with podman-1.6.2 +# Test podman play +# + +load helpers + +testYaml=" apiVersion: v1 kind: Pod metadata: labels: app: test - name: test + name: test_pod spec: containers: - command: @@ -20,7 +24,7 @@ spec: value: xterm - name: container value: podman - image: docker.io/library/fedora:latest + image: quay.io/libpod/alpine:latest name: test resources: {} securityContext: @@ -31,7 +35,20 @@ spec: capabilities: {} privileged: false seLinuxOptions: - level: "s0:c1,c2" + level: "s0:c1,c2" readOnlyRootFilesystem: false workingDir: / status: {} +" + +@test "podman play with stdin" { + echo "$testYaml" > $PODMAN_TMPDIR/test.yaml + run_podman play kube - < $PODMAN_TMPDIR/test.yaml + run_podman pod rm -f test_pod +} + +@test "podman play" { + echo "$testYaml" > $PODMAN_TMPDIR/test.yaml + run_podman play kube $PODMAN_TMPDIR/test.yaml + run_podman pod rm -f test_pod +}