047fac2a0a
* * image build in cluster now use InitContainer to do the image building inside pods, which invoke docker again node's docker daemon * create a docker build image tool fx/contrib/docker_packer * clean up no need env in GitHub action workflow * bump version
71 lines
1.9 KiB
Go
71 lines
1.9 KiB
Go
package kubernetes
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import (
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appsv1 "k8s.io/api/apps/v1"
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apiv1 "k8s.io/api/core/v1"
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v1 "k8s.io/api/core/v1"
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)
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// This is docker image provided by fx/contrib/docker_packer
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// it can build a Docker image with give Docker project source codes encoded with base64
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// check the detail fx/contrib/docker_packer/main.go
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const image = "metrue/fx-docker"
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func injectInitContainer(name string, deployment *appsv1.Deployment) *appsv1.Deployment {
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configMapHasToBeReady := true
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valueInConfigMapHasToBeReady := true
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initContainer := v1.Container{
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Name: "fx-docker-build-c",
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Image: image,
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ImagePullPolicy: v1.PullAlways,
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Command: []string{
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"/bin/sh",
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"-c",
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"/usr/bin/docker_packer $(APP_META) " + name,
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}, // Maybe it can be passed by Binary data from config map
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// Args: []string{"${APP_META}"}, // function source codes and name
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VolumeMounts: []v1.VolumeMount{
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v1.VolumeMount{
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Name: "dockersock",
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MountPath: "/var/run/docker.sock",
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},
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},
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Env: []v1.EnvVar{
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v1.EnvVar{
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Name: ConfigMap.AppMetaEnvName,
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ValueFrom: &v1.EnvVarSource{
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ConfigMapKeyRef: &v1.ConfigMapKeySelector{
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LocalObjectReference: v1.LocalObjectReference{Name: name},
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Key: ConfigMap.AppMetaEnvName,
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Optional: &valueInConfigMapHasToBeReady,
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},
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},
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},
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},
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EnvFrom: []v1.EnvFromSource{
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v1.EnvFromSource{
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ConfigMapRef: &v1.ConfigMapEnvSource{
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LocalObjectReference: v1.LocalObjectReference{
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Name: name,
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},
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Optional: &configMapHasToBeReady,
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},
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},
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},
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}
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volumes := []v1.Volume{
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v1.Volume{
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Name: "dockersock",
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VolumeSource: v1.VolumeSource{
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HostPath: &v1.HostPathVolumeSource{
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Path: "/var/run/docker.sock",
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},
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},
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},
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}
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deployment.Spec.Template.Spec.InitContainers = []apiv1.Container{initContainer}
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deployment.Spec.Template.Spec.Volumes = volumes
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return deployment
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}
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