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helpers.go
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/
helpers.go
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package terraforms
import (
"context"
"github.com/jenkins-x/jx-helpers/v3/pkg/kube/jobs"
"github.com/jenkins-x/jx-helpers/v3/pkg/termcolor"
"github.com/jenkins-x/jx-logging/v3/pkg/log"
"github.com/pkg/errors"
apierrors "k8s.io/apimachinery/pkg/api/errors"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/client-go/kubernetes"
)
var (
info = termcolor.ColorInfo
)
// DeleteActiveTerraformJobs deletes any non completed apply Terraform Jobs as we are about to remove the
// Terraform resource
func DeleteActiveTerraformJobs(ctx context.Context, kubeClient kubernetes.Interface, ns, name string) error {
jobInterface := kubeClient.BatchV1().Jobs(ns)
job, err := jobInterface.Get(ctx, name, metav1.GetOptions{})
if err != nil && apierrors.IsNotFound(err) {
return deleteTerraformPods(ctx, kubeClient, ns, name)
}
if err != nil {
return errors.Wrapf(err, "failed to query Job %s in namespace %s", name, ns)
}
if job == nil || jobs.IsJobFinished(job) {
return deleteTerraformPods(ctx, kubeClient, ns, name)
}
log.Logger().Infof("deleting terraform apply Job %s in namespace %s as has not finished and we are about to delete the Terraform resource", info(name), ns)
err = jobInterface.Delete(ctx, name, metav1.DeleteOptions{})
if err != nil {
return errors.Wrapf(err, "failed to delete Job %s in namespace %s", name, ns)
}
log.Logger().Infof("deleted terraform apply Job %s in namespace %s", info(name), ns)
return deleteTerraformPods(ctx, kubeClient, ns, name)
}
func deleteTerraformPods(ctx context.Context, kubeClient kubernetes.Interface, ns, name string) error {
selector := "job-name=" + name
podInterface := kubeClient.CoreV1().Pods(ns)
podList, err := podInterface.List(ctx, metav1.ListOptions{
LabelSelector: selector,
})
if err != nil && apierrors.IsNotFound(err) {
return nil
}
if err != nil {
return errors.Wrapf(err, "failed to query Pods namespace %s with selector %s", ns, selector)
}
if podList == nil {
return nil
}
for _, pod := range podList.Items {
name := pod.Name
err = podInterface.Delete(ctx, name, metav1.DeleteOptions{})
if err != nil {
return errors.Wrapf(err, "failed to delete pod %s", name)
}
log.Logger().Infof("deleted terraform apply Pod %s in namespace %s", info(name), ns)
}
return nil
}