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-rw-r--r--pkg/domain/entities/play.go2
-rw-r--r--pkg/domain/infra/abi/play.go190
-rw-r--r--pkg/specgen/generate/kube/kube.go5
3 files changed, 135 insertions, 62 deletions
diff --git a/pkg/domain/entities/play.go b/pkg/domain/entities/play.go
index 77329e328..f630b3f24 100644
--- a/pkg/domain/entities/play.go
+++ b/pkg/domain/entities/play.go
@@ -51,6 +51,8 @@ type PlayKubePod struct {
ID string
// Containers - the IDs of the containers running in the created pod.
Containers []string
+ // InitContainers - the IDs of the init containers to be run in the created pod.
+ InitContainers []string
// Logs - non-fatal errors and log messages while processing.
Logs []string
// ContainerErrors - any errors that occurred while starting containers
diff --git a/pkg/domain/infra/abi/play.go b/pkg/domain/infra/abi/play.go
index c6d5dcc3d..87506f70c 100644
--- a/pkg/domain/infra/abi/play.go
+++ b/pkg/domain/infra/abi/play.go
@@ -304,76 +304,59 @@ func (ic *ContainerEngine) playKubePod(ctx context.Context, podName string, podY
}
containers := make([]*libpod.Container, 0, len(podYAML.Spec.Containers))
+ initContainers := make([]*libpod.Container, 0, len(podYAML.Spec.InitContainers))
cwd, err := os.Getwd()
if err != nil {
return nil, err
}
+
+ for _, initCtr := range podYAML.Spec.InitContainers {
+ // Init containers cannot have either of lifecycle, livenessProbe, readinessProbe, or startupProbe set
+ if initCtr.Lifecycle != nil || initCtr.LivenessProbe != nil || initCtr.ReadinessProbe != nil || initCtr.StartupProbe != nil {
+ return nil, errors.Errorf("cannot create an init container that has either of lifecycle, livenessProbe, readinessProbe, or startupProbe set")
+ }
+ pulledImage, labels, err := ic.getImageAndLabelInfo(ctx, cwd, annotations, writer, initCtr, options)
+ if err != nil {
+ return nil, err
+ }
+
+ specgenOpts := kube.CtrSpecGenOptions{
+ Container: initCtr,
+ Image: pulledImage,
+ Volumes: volumes,
+ PodID: pod.ID(),
+ PodName: podName,
+ PodInfraID: podInfraID,
+ ConfigMaps: configMaps,
+ SeccompPaths: seccompPaths,
+ RestartPolicy: ctrRestartPolicy,
+ NetNSIsHost: p.NetNS.IsHost(),
+ SecretsManager: secretsManager,
+ LogDriver: options.LogDriver,
+ Labels: labels,
+ InitContainerType: define.AlwaysInitContainer,
+ }
+ specGen, err := kube.ToSpecGen(ctx, &specgenOpts)
+ if err != nil {
+ return nil, err
+ }
+ rtSpec, spec, opts, err := generate.MakeContainer(ctx, ic.Libpod, specGen)
+ if err != nil {
+ return nil, err
+ }
+ ctr, err := generate.ExecuteCreate(ctx, ic.Libpod, rtSpec, spec, false, opts...)
+ if err != nil {
+ return nil, err
+ }
+
+ initContainers = append(initContainers, ctr)
+ }
for _, container := range podYAML.Spec.Containers {
if !strings.Contains("infra", container.Name) {
- // Contains all labels obtained from kube
- labels := make(map[string]string)
- var pulledImage *libimage.Image
- buildFile, err := getBuildFile(container.Image, cwd)
+ pulledImage, labels, err := ic.getImageAndLabelInfo(ctx, cwd, annotations, writer, container, options)
if err != nil {
return nil, err
}
- existsLocally, err := ic.Libpod.LibimageRuntime().Exists(container.Image)
- if err != nil {
- return nil, err
- }
- if (len(buildFile) > 0 && !existsLocally) || (len(buildFile) > 0 && options.Build) {
- buildOpts := new(buildahDefine.BuildOptions)
- commonOpts := new(buildahDefine.CommonBuildOptions)
- buildOpts.ConfigureNetwork = buildahDefine.NetworkDefault
- buildOpts.Isolation = buildahDefine.IsolationChroot
- buildOpts.CommonBuildOpts = commonOpts
- buildOpts.Output = container.Image
- if _, _, err := ic.Libpod.Build(ctx, *buildOpts, []string{buildFile}...); err != nil {
- return nil, err
- }
- i, _, err := ic.Libpod.LibimageRuntime().LookupImage(container.Image, new(libimage.LookupImageOptions))
- if err != nil {
- return nil, err
- }
- pulledImage = i
- } else {
- // NOTE: set the pull policy to "newer". This will cover cases
- // where the "latest" tag requires a pull and will also
- // transparently handle "localhost/" prefixed files which *may*
- // refer to a locally built image OR an image running a
- // registry on localhost.
- pullPolicy := config.PullPolicyNewer
- if len(container.ImagePullPolicy) > 0 {
- // Make sure to lower the strings since K8s pull policy
- // may be capitalized (see bugzilla.redhat.com/show_bug.cgi?id=1985905).
- rawPolicy := string(container.ImagePullPolicy)
- pullPolicy, err = config.ParsePullPolicy(strings.ToLower(rawPolicy))
- if err != nil {
- return nil, err
- }
- }
- pulledImages, err := pullImage(ic, writer, container.Image, options, pullPolicy)
- if err != nil {
- return nil, err
- }
- pulledImage = pulledImages[0]
- }
-
- // Handle kube annotations
- for k, v := range annotations {
- switch k {
- // Auto update annotation without container name will apply to
- // all containers within the pod
- case autoupdate.Label, autoupdate.AuthfileLabel:
- labels[k] = v
- // Auto update annotation with container name will apply only
- // to the specified container
- case fmt.Sprintf("%s/%s", autoupdate.Label, container.Name),
- fmt.Sprintf("%s/%s", autoupdate.AuthfileLabel, container.Name):
- prefixAndCtr := strings.Split(k, "/")
- labels[prefixAndCtr[0]] = v
- }
- }
specgenOpts := kube.CtrSpecGenOptions{
Container: container,
@@ -394,7 +377,6 @@ func (ic *ContainerEngine) playKubePod(ctx context.Context, podName string, podY
if err != nil {
return nil, err
}
-
rtSpec, spec, opts, err := generate.MakeContainer(ctx, ic.Libpod, specGen)
if err != nil {
return nil, err
@@ -423,12 +405,96 @@ func (ic *ContainerEngine) playKubePod(ctx context.Context, podName string, podY
for _, ctr := range containers {
playKubePod.Containers = append(playKubePod.Containers, ctr.ID())
}
+ for _, initCtr := range initContainers {
+ playKubePod.InitContainers = append(playKubePod.InitContainers, initCtr.ID())
+ }
report.Pods = append(report.Pods, playKubePod)
return &report, nil
}
+// getImageAndLabelInfo returns the image information and how the image should be pulled plus as well as labels to be used for the container in the pod.
+// Moved this to a separate function so that it can be used for both init and regular containers when playing a kube yaml.
+func (ic *ContainerEngine) getImageAndLabelInfo(ctx context.Context, cwd string, annotations map[string]string, writer io.Writer, container v1.Container, options entities.PlayKubeOptions) (*libimage.Image, map[string]string, error) {
+ // Contains all labels obtained from kube
+ labels := make(map[string]string)
+ var pulledImage *libimage.Image
+ buildFile, err := getBuildFile(container.Image, cwd)
+ if err != nil {
+ return nil, nil, err
+ }
+ existsLocally, err := ic.Libpod.LibimageRuntime().Exists(container.Image)
+ if err != nil {
+ return nil, nil, err
+ }
+ if (len(buildFile) > 0 && !existsLocally) || (len(buildFile) > 0 && options.Build) {
+ buildOpts := new(buildahDefine.BuildOptions)
+ commonOpts := new(buildahDefine.CommonBuildOptions)
+ buildOpts.ConfigureNetwork = buildahDefine.NetworkDefault
+ buildOpts.Isolation = buildahDefine.IsolationChroot
+ buildOpts.CommonBuildOpts = commonOpts
+ buildOpts.Output = container.Image
+ if _, _, err := ic.Libpod.Build(ctx, *buildOpts, []string{buildFile}...); err != nil {
+ return nil, nil, err
+ }
+ i, _, err := ic.Libpod.LibimageRuntime().LookupImage(container.Image, new(libimage.LookupImageOptions))
+ if err != nil {
+ return nil, nil, err
+ }
+ pulledImage = i
+ } else {
+ // NOTE: set the pull policy to "newer". This will cover cases
+ // where the "latest" tag requires a pull and will also
+ // transparently handle "localhost/" prefixed files which *may*
+ // refer to a locally built image OR an image running a
+ // registry on localhost.
+ pullPolicy := config.PullPolicyNewer
+ if len(container.ImagePullPolicy) > 0 {
+ // Make sure to lower the strings since K8s pull policy
+ // may be capitalized (see bugzilla.redhat.com/show_bug.cgi?id=1985905).
+ rawPolicy := string(container.ImagePullPolicy)
+ pullPolicy, err = config.ParsePullPolicy(strings.ToLower(rawPolicy))
+ if err != nil {
+ return nil, nil, err
+ }
+ }
+ // This ensures the image is the image store
+ pullOptions := &libimage.PullOptions{}
+ pullOptions.AuthFilePath = options.Authfile
+ pullOptions.CertDirPath = options.CertDir
+ pullOptions.SignaturePolicyPath = options.SignaturePolicy
+ pullOptions.Writer = writer
+ pullOptions.Username = options.Username
+ pullOptions.Password = options.Password
+ pullOptions.InsecureSkipTLSVerify = options.SkipTLSVerify
+
+ pulledImages, err := ic.Libpod.LibimageRuntime().Pull(ctx, container.Image, pullPolicy, pullOptions)
+ if err != nil {
+ return nil, nil, err
+ }
+ pulledImage = pulledImages[0]
+ }
+
+ // Handle kube annotations
+ for k, v := range annotations {
+ switch k {
+ // Auto update annotation without container name will apply to
+ // all containers within the pod
+ case autoupdate.Label, autoupdate.AuthfileLabel:
+ labels[k] = v
+ // Auto update annotation with container name will apply only
+ // to the specified container
+ case fmt.Sprintf("%s/%s", autoupdate.Label, container.Name),
+ fmt.Sprintf("%s/%s", autoupdate.AuthfileLabel, container.Name):
+ prefixAndCtr := strings.Split(k, "/")
+ labels[prefixAndCtr[0]] = v
+ }
+ }
+
+ return pulledImage, labels, nil
+}
+
// playKubePVC creates a podman volume from a kube persistent volume claim.
func (ic *ContainerEngine) playKubePVC(ctx context.Context, pvcYAML *v1.PersistentVolumeClaim, options entities.PlayKubeOptions) (*entities.PlayKubeReport, error) {
var report entities.PlayKubeReport
diff --git a/pkg/specgen/generate/kube/kube.go b/pkg/specgen/generate/kube/kube.go
index 5188abc3a..c01d7a1f0 100644
--- a/pkg/specgen/generate/kube/kube.go
+++ b/pkg/specgen/generate/kube/kube.go
@@ -114,6 +114,9 @@ type CtrSpecGenOptions struct {
Labels map[string]string
//
IsInfra bool
+ // InitContainerType sets what type the init container is
+ // Note: When playing a kube yaml, the inti container type will be set to "always" only
+ InitContainerType string
}
func ToSpecGen(ctx context.Context, opts *CtrSpecGenOptions) (*specgen.SpecGenerator, error) {
@@ -135,6 +138,8 @@ func ToSpecGen(ctx context.Context, opts *CtrSpecGenOptions) (*specgen.SpecGener
Driver: opts.LogDriver,
}
+ s.InitContainerType = opts.InitContainerType
+
setupSecurityContext(s, opts.Container)
err := setupLivenessProbe(s, opts.Container, opts.RestartPolicy)
if err != nil {
generated by cgit v1.2.3-54-g00ecf (git 2.39.0) at 2024-11-20 04:26:49 +0000