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authorDaniel J Walsh <dwalsh@redhat.com>2021-09-21 09:03:28 -0400
committerMatthew Heon <matthew.heon@pm.me>2021-09-22 16:49:15 -0400
commit72e19cf51e88cdbdc8431c242e4670323eac3379 (patch)
tree03d0b00ade2b73761605a4246133ea8f1129488e
parent909cbfe217204ef6beceea9f6983974338d524e1 (diff)
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Generate kube should'd add podman default environment vars
Currently we add the default PATH, TERM and container from Podman to every kubernetes.yaml file. These values should not be recorded in the yaml files. Signed-off-by: Daniel J Walsh <dwalsh@redhat.com> <MH: Fixed cherry-pick conflicts> Signed-off-by: Matthew Heon <matthew.heon@pm.me>
-rw-r--r--libpod/kube.go5
-rw-r--r--pkg/env/env.go5
-rw-r--r--test/e2e/play_kube_test.go24
3 files changed, 8 insertions, 26 deletions
diff --git a/libpod/kube.go b/libpod/kube.go
index 812bb101b..af3b0916e 100644
--- a/libpod/kube.go
+++ b/libpod/kube.go
@@ -10,6 +10,7 @@ import (
"time"
"github.com/containers/podman/v3/libpod/define"
+ "github.com/containers/podman/v3/pkg/env"
"github.com/containers/podman/v3/pkg/lookup"
"github.com/containers/podman/v3/pkg/namespaces"
"github.com/containers/podman/v3/pkg/specgen"
@@ -570,12 +571,16 @@ func ocicniPortMappingToContainerPort(portMappings []ocicni.PortMapping) ([]v1.C
// libpodEnvVarsToKubeEnvVars converts a key=value string slice to []v1.EnvVar
func libpodEnvVarsToKubeEnvVars(envs []string) ([]v1.EnvVar, error) {
+ defaultEnv := env.DefaultEnvVariables()
envVars := make([]v1.EnvVar, 0, len(envs))
for _, e := range envs {
split := strings.SplitN(e, "=", 2)
if len(split) != 2 {
return envVars, errors.Errorf("environment variable %s is malformed; should be key=value", e)
}
+ if defaultEnv[split[0]] == split[1] {
+ continue
+ }
ev := v1.EnvVar{
Name: split[0],
Value: split[1],
diff --git a/pkg/env/env.go b/pkg/env/env.go
index 0d55e5560..ecd2d62a5 100644
--- a/pkg/env/env.go
+++ b/pkg/env/env.go
@@ -17,8 +17,9 @@ const whiteSpaces = " \t"
// DefaultEnvVariables returns a default environment, with $PATH and $TERM set.
func DefaultEnvVariables() map[string]string {
return map[string]string{
- "PATH": "/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
- "TERM": "xterm",
+ "PATH": "/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
+ "TERM": "xterm",
+ "container": "podman",
}
}
diff --git a/test/e2e/play_kube_test.go b/test/e2e/play_kube_test.go
index fcda89fbc..0d5b9d52c 100644
--- a/test/e2e/play_kube_test.go
+++ b/test/e2e/play_kube_test.go
@@ -63,12 +63,6 @@ spec:
- -d
- "1.5"
env:
- - name: PATH
- value: /usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
- - name: TERM
- value: xterm
- - name: container
- value: podman
- name: HOSTNAME
value: label-pod
image: quay.io/libpod/alpine:latest
@@ -171,12 +165,6 @@ spec:
- -d
- "1.5"
env:
- - name: PATH
- value: /usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
- - name: TERM
- value: xterm
- - name: container
- value: podman
- name: HOSTNAME
value: label-pod
image: quay.io/libpod/alpine:latest
@@ -287,13 +275,7 @@ spec:
- {{.}}
{{ end }}
env:
- - name: PATH
- value: /usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
- - name: TERM
- value: xterm
- name: HOSTNAME
- - name: container
- value: podman
{{ range .Env }}
- name: {{ .Name }}
{{ if (eq .ValueFrom "configmap") }}
@@ -453,13 +435,7 @@ spec:
- {{.}}
{{ end }}
env:
- - name: PATH
- value: /usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
- - name: TERM
- value: xterm
- name: HOSTNAME
- - name: container
- value: podman
image: {{ .Image }}
name: {{ .Name }}
imagePullPolicy: {{ .PullPolicy }}