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-rw-r--r--pkg/specgen/generate/kube/kube.go19
-rw-r--r--test/e2e/play_kube_test.go72
2 files changed, 53 insertions, 38 deletions
diff --git a/pkg/specgen/generate/kube/kube.go b/pkg/specgen/generate/kube/kube.go
index e5b09dcd8..4b22b0f57 100644
--- a/pkg/specgen/generate/kube/kube.go
+++ b/pkg/specgen/generate/kube/kube.go
@@ -129,24 +129,20 @@ func ToSpecGen(ctx context.Context, opts *CtrSpecGenOptions) (*specgen.SpecGener
// TODO: We don't understand why specgen does not take of this, but
// integration tests clearly pointed out that it was required.
- s.Command = []string{}
imageData, err := opts.Image.Inspect(ctx)
if err != nil {
return nil, err
}
s.WorkDir = "/"
- // We will use "Docker field name" internally here to avoid confusion
- // and reference the "Kubernetes field name" when referencing the YAML
- // ref: https://kubernetes.io/docs/tasks/inject-data-application/define-command-argument-container/#notes
- entrypoint := []string{}
- cmd := []string{}
+ // Entrypoint/Command handling is based off of
+ // https://kubernetes.io/docs/tasks/inject-data-application/define-command-argument-container/#notes
if imageData != nil && imageData.Config != nil {
if imageData.Config.WorkingDir != "" {
s.WorkDir = imageData.Config.WorkingDir
}
// Pull entrypoint and cmd from image
- entrypoint = imageData.Config.Entrypoint
- cmd = imageData.Config.Cmd
+ s.Entrypoint = imageData.Config.Entrypoint
+ s.Command = imageData.Config.Cmd
s.Labels = imageData.Config.Labels
if len(imageData.Config.StopSignal) > 0 {
stopSignal, err := util.ParseSignal(imageData.Config.StopSignal)
@@ -158,16 +154,15 @@ func ToSpecGen(ctx context.Context, opts *CtrSpecGenOptions) (*specgen.SpecGener
}
// If only the yaml.Command is specified, set it as the entrypoint and drop the image Cmd
if len(opts.Container.Command) != 0 {
- entrypoint = opts.Container.Command
- cmd = []string{}
+ s.Entrypoint = opts.Container.Command
+ s.Command = []string{}
}
// Only override the cmd field if yaml.Args is specified
// Keep the image entrypoint, or the yaml.command if specified
if len(opts.Container.Args) != 0 {
- cmd = opts.Container.Args
+ s.Command = opts.Container.Args
}
- s.Command = append(entrypoint, cmd...)
// FIXME,
// we are currently ignoring imageData.Config.ExposedPorts
if opts.Container.WorkingDir != "" {
diff --git a/test/e2e/play_kube_test.go b/test/e2e/play_kube_test.go
index f009e333e..5930462d5 100644
--- a/test/e2e/play_kube_test.go
+++ b/test/e2e/play_kube_test.go
@@ -825,9 +825,16 @@ var _ = Describe("Podman play kube", func() {
inspect := podmanTest.Podman([]string{"inspect", getCtrNameInPod(pod), "--format", "'{{ .Config.Cmd }}'"})
inspect.WaitWithDefaultTimeout()
Expect(inspect.ExitCode()).To(Equal(0))
+ cmd := inspect.OutputToString()
+
+ inspect = podmanTest.Podman([]string{"inspect", getCtrNameInPod(pod), "--format", "'{{ .Config.Entrypoint }}'"})
+ inspect.WaitWithDefaultTimeout()
+ Expect(inspect.ExitCode()).To(Equal(0))
+ ep := inspect.OutputToString()
+
// Use the defined command to override the image's command
- correctCmd := "[" + strings.Join(defaultCtrCmd, " ") + " " + strings.Join(defaultCtrArg, " ")
- Expect(inspect.OutputToString()).To(ContainSubstring(correctCmd))
+ Expect(ep).To(ContainSubstring(strings.Join(defaultCtrCmd, " ")))
+ Expect(cmd).To(ContainSubstring(strings.Join(defaultCtrArg, " ")))
})
// If you do not supply command or args for a Container, the defaults defined in the Docker image are used.
@@ -840,12 +847,17 @@ var _ = Describe("Podman play kube", func() {
kube.WaitWithDefaultTimeout()
Expect(kube.ExitCode()).To(Equal(0))
- inspect := podmanTest.Podman([]string{"inspect", getCtrNameInPod(pod), "--format", "'{{ .Config.Cmd }}'"})
+ // this image's ENTRYPOINT is `/entrypoint.sh`
+ inspect := podmanTest.Podman([]string{"inspect", getCtrNameInPod(pod), "--format", "'{{ .Config.Entrypoint }}'"})
inspect.WaitWithDefaultTimeout()
Expect(inspect.ExitCode()).To(Equal(0))
+ Expect(inspect.OutputToString()).To(ContainSubstring(`/entrypoint.sh`))
- // this image's ENTRYPOINT is `/entrypoint.sh` and it's COMMAND is `/etc/docker/registry/config.yml`
- Expect(inspect.OutputToString()).To(ContainSubstring(`[/entrypoint.sh /etc/docker/registry/config.yml]`))
+ // and its COMMAND is `/etc/docker/registry/config.yml`
+ inspect = podmanTest.Podman([]string{"inspect", getCtrNameInPod(pod), "--format", "'{{ .Config.Cmd }}'"})
+ inspect.WaitWithDefaultTimeout()
+ Expect(inspect.ExitCode()).To(Equal(0))
+ Expect(inspect.OutputToString()).To(ContainSubstring(`[/etc/docker/registry/config.yml]`))
})
// If you supply a command but no args for a Container, only the supplied command is used.
@@ -859,12 +871,18 @@ var _ = Describe("Podman play kube", func() {
kube.WaitWithDefaultTimeout()
Expect(kube.ExitCode()).To(Equal(0))
- inspect := podmanTest.Podman([]string{"inspect", getCtrNameInPod(pod), "--format", "'{{ .Config.Cmd }}'"})
- inspect.WaitWithDefaultTimeout()
- Expect(inspect.ExitCode()).To(Equal(0))
// Use the defined command to override the image's command, and don't set the args
// so the full command in result should not contains the image's command
- Expect(inspect.OutputToString()).To(ContainSubstring(`[echo hello]`))
+ inspect := podmanTest.Podman([]string{"inspect", getCtrNameInPod(pod), "--format", "'{{ .Config.Entrypoint }}'"})
+ inspect.WaitWithDefaultTimeout()
+ Expect(inspect.ExitCode()).To(Equal(0))
+ Expect(inspect.OutputToString()).To(ContainSubstring(`echo hello`))
+
+ inspect = podmanTest.Podman([]string{"inspect", getCtrNameInPod(pod), "--format", "'{{ .Config.Cmd }}'"})
+ inspect.WaitWithDefaultTimeout()
+ Expect(inspect.ExitCode()).To(Equal(0))
+ // an empty command is reported as '[]'
+ Expect(inspect.OutputToString()).To(ContainSubstring(`[]`))
})
// If you supply only args for a Container, the default Entrypoint defined in the Docker image is run with the args that you supplied.
@@ -877,12 +895,16 @@ var _ = Describe("Podman play kube", func() {
kube.WaitWithDefaultTimeout()
Expect(kube.ExitCode()).To(Equal(0))
- inspect := podmanTest.Podman([]string{"inspect", getCtrNameInPod(pod), "--format", "'{{ .Config.Cmd }}'"})
+ // this image's ENTRYPOINT is `/entrypoint.sh`
+ inspect := podmanTest.Podman([]string{"inspect", getCtrNameInPod(pod), "--format", "'{{ .Config.Entrypoint }}'"})
inspect.WaitWithDefaultTimeout()
Expect(inspect.ExitCode()).To(Equal(0))
- // this image's ENTRYPOINT is `/entrypoint.sh`
- // so result should be `/entrypoint.sh + withArg(...)`
- Expect(inspect.OutputToString()).To(ContainSubstring(`[/entrypoint.sh echo hello]`))
+ Expect(inspect.OutputToString()).To(ContainSubstring(`/entrypoint.sh`))
+
+ inspect = podmanTest.Podman([]string{"inspect", getCtrNameInPod(pod), "--format", "'{{ .Config.Cmd }}'"})
+ inspect.WaitWithDefaultTimeout()
+ Expect(inspect.ExitCode()).To(Equal(0))
+ Expect(inspect.OutputToString()).To(ContainSubstring(`[echo hello]`))
})
// If you supply a command and args,
@@ -897,10 +919,15 @@ var _ = Describe("Podman play kube", func() {
kube.WaitWithDefaultTimeout()
Expect(kube.ExitCode()).To(Equal(0))
- inspect := podmanTest.Podman([]string{"inspect", getCtrNameInPod(pod), "--format", "'{{ .Config.Cmd }}'"})
+ inspect := podmanTest.Podman([]string{"inspect", getCtrNameInPod(pod), "--format", "'{{ .Config.Entrypoint }}'"})
inspect.WaitWithDefaultTimeout()
Expect(inspect.ExitCode()).To(Equal(0))
- Expect(inspect.OutputToString()).To(ContainSubstring(`[echo hello]`))
+ Expect(inspect.OutputToString()).To(ContainSubstring(`echo`))
+
+ inspect = podmanTest.Podman([]string{"inspect", getCtrNameInPod(pod), "--format", "'{{ .Config.Cmd }}'"})
+ inspect.WaitWithDefaultTimeout()
+ Expect(inspect.ExitCode()).To(Equal(0))
+ Expect(inspect.OutputToString()).To(ContainSubstring(`[hello]`))
})
It("podman play kube test correct output", func() {
@@ -917,11 +944,6 @@ var _ = Describe("Podman play kube", func() {
logs.WaitWithDefaultTimeout()
Expect(logs.ExitCode()).To(Equal(0))
Expect(logs.OutputToString()).To(ContainSubstring("hello world"))
-
- inspect := podmanTest.Podman([]string{"inspect", getCtrNameInPod(p), "--format", "'{{ .Config.Cmd }}'"})
- inspect.WaitWithDefaultTimeout()
- Expect(inspect.ExitCode()).To(Equal(0))
- Expect(inspect.OutputToString()).To(ContainSubstring(`[echo hello world]`))
})
It("podman play kube test restartPolicy", func() {
@@ -1286,12 +1308,11 @@ spec:
Expect(kube.ExitCode()).To(Equal(0))
podNames := getPodNamesInDeployment(deployment)
- inspect := podmanTest.Podman([]string{"inspect", getCtrNameInPod(&podNames[0]), "--format", "'{{ .Config.Cmd }}'"})
+ inspect := podmanTest.Podman([]string{"inspect", getCtrNameInPod(&podNames[0]), "--format", "'{{ .Config.Entrypoint }}'"})
inspect.WaitWithDefaultTimeout()
Expect(inspect.ExitCode()).To(Equal(0))
// yaml's command should override the image's Entrypoint
- correctCmd := "[" + strings.Join(defaultCtrCmd, " ") + " " + strings.Join(defaultCtrArg, " ")
- Expect(inspect.OutputToString()).To(ContainSubstring(correctCmd))
+ Expect(inspect.OutputToString()).To(ContainSubstring(strings.Join(defaultCtrCmd, " ")))
})
It("podman play kube deployment more than 1 replica test correct command", func() {
@@ -1306,12 +1327,11 @@ spec:
Expect(kube.ExitCode()).To(Equal(0))
podNames := getPodNamesInDeployment(deployment)
- correctCmd := "[" + strings.Join(defaultCtrCmd, " ") + " " + strings.Join(defaultCtrArg, " ")
for i = 0; i < numReplicas; i++ {
- inspect := podmanTest.Podman([]string{"inspect", getCtrNameInPod(&podNames[i]), "--format", "'{{ .Config.Cmd }}'"})
+ inspect := podmanTest.Podman([]string{"inspect", getCtrNameInPod(&podNames[i]), "--format", "'{{ .Config.Entrypoint }}'"})
inspect.WaitWithDefaultTimeout()
Expect(inspect.ExitCode()).To(Equal(0))
- Expect(inspect.OutputToString()).To(ContainSubstring(correctCmd))
+ Expect(inspect.OutputToString()).To(ContainSubstring(strings.Join(defaultCtrCmd, " ")))
}
})
generated by cgit v1.2.3-54-g00ecf (git 2.39.0) at 2024-11-08 12:33:09 +0000