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https://github.com/woodpecker-ci/woodpecker.git
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01a955ed0e
Kubernetes backend refactoring and tests --------- Co-authored-by: 6543 <6543@obermui.de>
93 lines
2.3 KiB
Go
93 lines
2.3 KiB
Go
// Copyright 2022 Woodpecker Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package kubernetes
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import (
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"errors"
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"os"
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"regexp"
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"strings"
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v1 "k8s.io/api/core/v1"
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"k8s.io/client-go/kubernetes"
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"k8s.io/client-go/rest"
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"k8s.io/client-go/tools/clientcmd"
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)
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var (
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dnsPattern = regexp.MustCompile(`^[a-z0-9]([-a-z0-9]*[a-z0-9])?(\\.[a-z0-9]([-a-z0-9]*[a-z0-9])?)*$`)
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ErrDNSPatternInvalid = errors.New("name is not a valid kubernetes DNS name")
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)
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func dnsName(i string) (string, error) {
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res := strings.Replace(i, "_", "-", -1)
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if found := dnsPattern.FindStringIndex(res); found == nil {
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return "", ErrDNSPatternInvalid
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}
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return res, nil
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}
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func isImagePullBackOffState(pod *v1.Pod) bool {
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for _, containerState := range pod.Status.ContainerStatuses {
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if containerState.State.Waiting != nil {
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if containerState.State.Waiting.Reason == "ImagePullBackOff" {
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return true
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}
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}
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}
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return false
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}
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// getClientOutOfCluster returns a k8s clientset to the request from outside of cluster
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func getClientOutOfCluster() (kubernetes.Interface, error) {
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kubeConfigPath := os.Getenv("KUBECONFIG")
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if kubeConfigPath == "" {
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kubeConfigPath = os.Getenv("HOME") + "/.kube/config"
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}
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// use the current context in kubeconfig
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config, err := clientcmd.BuildConfigFromFlags("", kubeConfigPath)
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if err != nil {
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return nil, err
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}
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return kubernetes.NewForConfig(config)
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}
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// getClient returns a k8s clientset to the request from inside of cluster
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func getClientInsideOfCluster() (kubernetes.Interface, error) {
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config, err := rest.InClusterConfig()
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if err != nil {
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return nil, err
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}
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return kubernetes.NewForConfig(config)
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}
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func newBool(val bool) *bool {
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ptr := new(bool)
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*ptr = val
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return ptr
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}
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func newInt64(val int64) *int64 {
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ptr := new(int64)
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*ptr = val
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return ptr
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}
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