| // Copyright 2024 Apache Software Foundation (ASF) |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| package kubernetes |
| |
| import ( |
| "strings" |
| |
| corev1 "k8s.io/api/core/v1" |
| ) |
| |
| // GetImagePullPolicy gets the default corev1.PullPolicy depending on the image tag specified. |
| // It follows the conventions of docker client and OpenShift. If no tag specified, it assumes latest. |
| // Returns PullAlways if latest tag, empty otherwise to let the cluster figure it out. |
| func GetImagePullPolicy(imageTag string) corev1.PullPolicy { |
| if len(imageTag) == 0 { |
| return "" |
| } |
| idx := strings.LastIndex(imageTag, ":") |
| if idx < 0 { |
| return corev1.PullAlways |
| } |
| tag := imageTag[idx+1:] |
| if tag == "latest" { |
| return corev1.PullAlways |
| } |
| return "" |
| } |
