mirror of https://github.com/kubernetes/kops.git
109 lines
2.8 KiB
Go
109 lines
2.8 KiB
Go
/*
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Copyright 2019 The Kubernetes Authors.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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*/
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package model
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import (
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"fmt"
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"sort"
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"strconv"
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v1 "k8s.io/api/core/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/kops/pkg/apis/kops"
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"k8s.io/kops/upup/pkg/fi"
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)
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// s is a helper that builds a *string from a string value
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func s(v string) *string {
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return fi.String(v)
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}
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// b returns a pointer to a boolean
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func b(v bool) *bool {
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return fi.Bool(v)
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}
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// containsRole checks if a collection roles contains role v
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func containsRole(v kops.InstanceGroupRole, list []kops.InstanceGroupRole) bool {
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for _, x := range list {
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if v == x {
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return true
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}
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}
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return false
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}
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// buildDockerEnvironmentVars just converts a series of keypairs to docker environment variables switches
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func buildDockerEnvironmentVars(env map[string]string) []string {
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var list []string
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for k, v := range env {
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list = append(list, []string{"-e", fmt.Sprintf("%s=%s", k, v)}...)
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}
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return list
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}
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// sortedStrings is just a one liner helper methods
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func sortedStrings(list []string) []string {
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sort.Strings(list)
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return list
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}
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// addHostPathMapping is shorthand for mapping a host path into a container
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func addHostPathMapping(pod *v1.Pod, container *v1.Container, name, path string) *v1.VolumeMount {
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pod.Spec.Volumes = append(pod.Spec.Volumes, v1.Volume{
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Name: name,
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VolumeSource: v1.VolumeSource{
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HostPath: &v1.HostPathVolumeSource{
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Path: path,
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},
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},
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})
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container.VolumeMounts = append(container.VolumeMounts, v1.VolumeMount{
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Name: name,
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MountPath: path,
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ReadOnly: true,
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})
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return &container.VolumeMounts[len(container.VolumeMounts)-1]
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}
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// addHostPathVolume is shorthand for mapping a host path into a container
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func addHostPathVolume(pod *v1.Pod, container *v1.Container, hostPath v1.HostPathVolumeSource, volumeMount v1.VolumeMount) {
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vol := v1.Volume{
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Name: volumeMount.Name,
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VolumeSource: v1.VolumeSource{
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HostPath: &hostPath,
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},
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}
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if volumeMount.MountPath == "" {
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volumeMount.MountPath = hostPath.Path
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}
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pod.Spec.Volumes = append(pod.Spec.Volumes, vol)
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container.VolumeMounts = append(container.VolumeMounts, volumeMount)
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}
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// convEtcdSettingsToMs converts etcd settings to a string rep of int milliseconds
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func convEtcdSettingsToMs(dur *metav1.Duration) string {
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return strconv.FormatInt(dur.Nanoseconds()/1000000, 10)
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}
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