mirror of https://github.com/k3s-io/k3s
1023 lines
25 KiB
Go
1023 lines
25 KiB
Go
/*
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Copyright 2014 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 versioned
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import (
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"fmt"
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"strconv"
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"strings"
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appsv1 "k8s.io/api/apps/v1"
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appsv1beta1 "k8s.io/api/apps/v1beta1"
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batchv1 "k8s.io/api/batch/v1"
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batchv1beta1 "k8s.io/api/batch/v1beta1"
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batchv2alpha1 "k8s.io/api/batch/v2alpha1"
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"k8s.io/api/core/v1"
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extensionsv1beta1 "k8s.io/api/extensions/v1beta1"
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"k8s.io/apimachinery/pkg/api/resource"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/runtime"
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"k8s.io/apimachinery/pkg/util/validation"
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"k8s.io/kubernetes/pkg/kubectl/generate"
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)
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type DeploymentV1Beta1 struct{}
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func (DeploymentV1Beta1) ParamNames() []generate.GeneratorParam {
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return []generate.GeneratorParam{
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{Name: "labels", Required: false},
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{Name: "default-name", Required: false},
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{Name: "name", Required: true},
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{Name: "replicas", Required: true},
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{Name: "image", Required: true},
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{Name: "image-pull-policy", Required: false},
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{Name: "port", Required: false},
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{Name: "hostport", Required: false},
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{Name: "stdin", Required: false},
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{Name: "tty", Required: false},
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{Name: "command", Required: false},
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{Name: "args", Required: false},
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{Name: "env", Required: false},
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{Name: "requests", Required: false},
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{Name: "limits", Required: false},
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{Name: "serviceaccount", Required: false},
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}
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}
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func (DeploymentV1Beta1) Generate(genericParams map[string]interface{}) (runtime.Object, error) {
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args, err := getArgs(genericParams)
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if err != nil {
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return nil, err
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}
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envs, err := getEnvs(genericParams)
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if err != nil {
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return nil, err
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}
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params, err := getParams(genericParams)
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if err != nil {
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return nil, err
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}
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name, err := getName(params)
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if err != nil {
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return nil, err
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}
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labels, err := getLabels(params, name)
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if err != nil {
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return nil, err
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}
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count, err := strconv.Atoi(params["replicas"])
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if err != nil {
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return nil, err
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}
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podSpec, err := makePodSpec(params, name)
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if err != nil {
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return nil, err
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}
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imagePullPolicy := v1.PullPolicy(params["image-pull-policy"])
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if err = updatePodContainers(params, args, envs, imagePullPolicy, podSpec); err != nil {
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return nil, err
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}
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if err := updatePodPorts(params, podSpec); err != nil {
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return nil, err
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}
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count32 := int32(count)
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deployment := extensionsv1beta1.Deployment{
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ObjectMeta: metav1.ObjectMeta{
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Name: name,
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Labels: labels,
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},
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Spec: extensionsv1beta1.DeploymentSpec{
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Replicas: &count32,
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Selector: &metav1.LabelSelector{MatchLabels: labels},
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Template: v1.PodTemplateSpec{
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ObjectMeta: metav1.ObjectMeta{
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Labels: labels,
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},
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Spec: *podSpec,
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},
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},
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}
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return &deployment, nil
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}
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type DeploymentAppsV1Beta1 struct{}
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func (DeploymentAppsV1Beta1) ParamNames() []generate.GeneratorParam {
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return []generate.GeneratorParam{
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{Name: "labels", Required: false},
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{Name: "default-name", Required: false},
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{Name: "name", Required: true},
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{Name: "replicas", Required: true},
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{Name: "image", Required: true},
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{Name: "image-pull-policy", Required: false},
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{Name: "port", Required: false},
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{Name: "hostport", Required: false},
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{Name: "stdin", Required: false},
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{Name: "tty", Required: false},
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{Name: "command", Required: false},
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{Name: "args", Required: false},
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{Name: "env", Required: false},
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{Name: "requests", Required: false},
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{Name: "limits", Required: false},
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{Name: "serviceaccount", Required: false},
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}
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}
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func (DeploymentAppsV1Beta1) Generate(genericParams map[string]interface{}) (runtime.Object, error) {
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args, err := getArgs(genericParams)
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if err != nil {
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return nil, err
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}
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envs, err := getEnvs(genericParams)
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if err != nil {
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return nil, err
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}
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params, err := getParams(genericParams)
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if err != nil {
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return nil, err
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}
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name, err := getName(params)
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if err != nil {
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return nil, err
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}
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labels, err := getLabels(params, name)
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if err != nil {
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return nil, err
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}
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count, err := strconv.Atoi(params["replicas"])
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if err != nil {
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return nil, err
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}
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podSpec, err := makePodSpec(params, name)
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if err != nil {
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return nil, err
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}
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imagePullPolicy := v1.PullPolicy(params["image-pull-policy"])
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if err = updatePodContainers(params, args, envs, imagePullPolicy, podSpec); err != nil {
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return nil, err
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}
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if err := updatePodPorts(params, podSpec); err != nil {
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return nil, err
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}
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count32 := int32(count)
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deployment := appsv1beta1.Deployment{
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ObjectMeta: metav1.ObjectMeta{
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Name: name,
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Labels: labels,
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},
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Spec: appsv1beta1.DeploymentSpec{
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Replicas: &count32,
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Selector: &metav1.LabelSelector{MatchLabels: labels},
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Template: v1.PodTemplateSpec{
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ObjectMeta: metav1.ObjectMeta{
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Labels: labels,
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},
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Spec: *podSpec,
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},
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},
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}
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return &deployment, nil
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}
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type DeploymentAppsV1 struct{}
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func (DeploymentAppsV1) ParamNames() []generate.GeneratorParam {
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return []generate.GeneratorParam{
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{Name: "labels", Required: false},
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{Name: "default-name", Required: false},
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{Name: "name", Required: true},
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{Name: "replicas", Required: true},
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{Name: "image", Required: true},
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{Name: "image-pull-policy", Required: false},
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{Name: "port", Required: false},
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{Name: "hostport", Required: false},
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{Name: "stdin", Required: false},
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{Name: "tty", Required: false},
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{Name: "command", Required: false},
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{Name: "args", Required: false},
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{Name: "env", Required: false},
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{Name: "requests", Required: false},
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{Name: "limits", Required: false},
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{Name: "serviceaccount", Required: false},
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}
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}
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func (DeploymentAppsV1) Generate(genericParams map[string]interface{}) (runtime.Object, error) {
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args, err := getArgs(genericParams)
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if err != nil {
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return nil, err
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}
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envs, err := getEnvs(genericParams)
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if err != nil {
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return nil, err
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}
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params, err := getParams(genericParams)
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if err != nil {
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return nil, err
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}
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name, err := getName(params)
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if err != nil {
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return nil, err
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}
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labels, err := getLabels(params, name)
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if err != nil {
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return nil, err
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}
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count, err := strconv.Atoi(params["replicas"])
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if err != nil {
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return nil, err
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}
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podSpec, err := makePodSpec(params, name)
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if err != nil {
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return nil, err
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}
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imagePullPolicy := v1.PullPolicy(params["image-pull-policy"])
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if err = updatePodContainers(params, args, envs, imagePullPolicy, podSpec); err != nil {
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return nil, err
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}
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if err := updatePodPorts(params, podSpec); err != nil {
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return nil, err
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}
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count32 := int32(count)
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deployment := appsv1.Deployment{
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ObjectMeta: metav1.ObjectMeta{
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Name: name,
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Labels: labels,
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},
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Spec: appsv1.DeploymentSpec{
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Replicas: &count32,
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Selector: &metav1.LabelSelector{MatchLabels: labels},
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Template: v1.PodTemplateSpec{
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ObjectMeta: metav1.ObjectMeta{
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Labels: labels,
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},
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Spec: *podSpec,
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},
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},
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}
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return &deployment, nil
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}
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// getLabels returns map of labels.
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func getLabels(params map[string]string, name string) (map[string]string, error) {
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labelString, found := params["labels"]
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var labels map[string]string
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var err error
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if found && len(labelString) > 0 {
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labels, err = generate.ParseLabels(labelString)
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if err != nil {
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return nil, err
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}
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} else {
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labels = map[string]string{
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"run": name,
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}
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}
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return labels, nil
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}
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// getName returns the name of newly created resource.
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func getName(params map[string]string) (string, error) {
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name, found := params["name"]
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if !found || len(name) == 0 {
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name, found = params["default-name"]
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if !found || len(name) == 0 {
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return "", fmt.Errorf("'name' is a required parameter")
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}
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}
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return name, nil
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}
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// getParams returns map of generic parameters.
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func getParams(genericParams map[string]interface{}) (map[string]string, error) {
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params := map[string]string{}
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for key, value := range genericParams {
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strVal, isString := value.(string)
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if !isString {
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return nil, fmt.Errorf("expected string, saw %v for '%s'", value, key)
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}
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params[key] = strVal
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}
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return params, nil
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}
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// getArgs returns arguments for the container command.
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func getArgs(genericParams map[string]interface{}) ([]string, error) {
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args := []string{}
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val, found := genericParams["args"]
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if found {
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var isArray bool
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args, isArray = val.([]string)
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if !isArray {
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return nil, fmt.Errorf("expected []string, found: %v", val)
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}
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delete(genericParams, "args")
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}
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return args, nil
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}
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// getEnvs returns environment variables.
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func getEnvs(genericParams map[string]interface{}) ([]v1.EnvVar, error) {
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var envs []v1.EnvVar
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envStrings, found := genericParams["env"]
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if found {
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if envStringArray, isArray := envStrings.([]string); isArray {
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var err error
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envs, err = parseEnvs(envStringArray)
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if err != nil {
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return nil, err
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}
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delete(genericParams, "env")
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} else {
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return nil, fmt.Errorf("expected []string, found: %v", envStrings)
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}
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}
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return envs, nil
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}
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type JobV1 struct{}
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func (JobV1) ParamNames() []generate.GeneratorParam {
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return []generate.GeneratorParam{
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{Name: "labels", Required: false},
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{Name: "default-name", Required: false},
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{Name: "name", Required: true},
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{Name: "image", Required: true},
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{Name: "image-pull-policy", Required: false},
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{Name: "port", Required: false},
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{Name: "hostport", Required: false},
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{Name: "stdin", Required: false},
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{Name: "leave-stdin-open", Required: false},
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{Name: "tty", Required: false},
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{Name: "command", Required: false},
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{Name: "args", Required: false},
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{Name: "env", Required: false},
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{Name: "requests", Required: false},
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{Name: "limits", Required: false},
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{Name: "restart", Required: false},
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{Name: "serviceaccount", Required: false},
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}
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}
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func (JobV1) Generate(genericParams map[string]interface{}) (runtime.Object, error) {
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args, err := getArgs(genericParams)
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if err != nil {
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return nil, err
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}
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envs, err := getEnvs(genericParams)
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if err != nil {
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return nil, err
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}
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params, err := getParams(genericParams)
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if err != nil {
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return nil, err
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}
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name, err := getName(params)
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if err != nil {
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return nil, err
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}
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labels, err := getLabels(params, name)
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if err != nil {
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return nil, err
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}
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podSpec, err := makePodSpec(params, name)
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if err != nil {
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return nil, err
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}
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imagePullPolicy := v1.PullPolicy(params["image-pull-policy"])
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if err = updatePodContainers(params, args, envs, imagePullPolicy, podSpec); err != nil {
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return nil, err
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}
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leaveStdinOpen, err := generate.GetBool(params, "leave-stdin-open", false)
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if err != nil {
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return nil, err
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}
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podSpec.Containers[0].StdinOnce = !leaveStdinOpen && podSpec.Containers[0].Stdin
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if err := updatePodPorts(params, podSpec); err != nil {
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return nil, err
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}
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restartPolicy := v1.RestartPolicy(params["restart"])
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if len(restartPolicy) == 0 {
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restartPolicy = v1.RestartPolicyNever
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}
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podSpec.RestartPolicy = restartPolicy
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job := batchv1.Job{
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ObjectMeta: metav1.ObjectMeta{
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Name: name,
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Labels: labels,
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},
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Spec: batchv1.JobSpec{
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|
Template: v1.PodTemplateSpec{
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ObjectMeta: metav1.ObjectMeta{
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Labels: labels,
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},
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Spec: *podSpec,
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},
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},
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}
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return &job, nil
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}
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|
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type CronJobV2Alpha1 struct{}
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|
|
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func (CronJobV2Alpha1) ParamNames() []generate.GeneratorParam {
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return []generate.GeneratorParam{
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{Name: "labels", Required: false},
|
|
{Name: "default-name", Required: false},
|
|
{Name: "name", Required: true},
|
|
{Name: "image", Required: true},
|
|
{Name: "image-pull-policy", Required: false},
|
|
{Name: "port", Required: false},
|
|
{Name: "hostport", Required: false},
|
|
{Name: "stdin", Required: false},
|
|
{Name: "leave-stdin-open", Required: false},
|
|
{Name: "tty", Required: false},
|
|
{Name: "command", Required: false},
|
|
{Name: "args", Required: false},
|
|
{Name: "env", Required: false},
|
|
{Name: "requests", Required: false},
|
|
{Name: "limits", Required: false},
|
|
{Name: "restart", Required: false},
|
|
{Name: "schedule", Required: true},
|
|
{Name: "serviceaccount", Required: false},
|
|
}
|
|
}
|
|
|
|
func (CronJobV2Alpha1) Generate(genericParams map[string]interface{}) (runtime.Object, error) {
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|
args, err := getArgs(genericParams)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
envs, err := getEnvs(genericParams)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
params, err := getParams(genericParams)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
name, err := getName(params)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
labels, err := getLabels(params, name)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
podSpec, err := makePodSpec(params, name)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
imagePullPolicy := v1.PullPolicy(params["image-pull-policy"])
|
|
if err = updatePodContainers(params, args, envs, imagePullPolicy, podSpec); err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
leaveStdinOpen, err := generate.GetBool(params, "leave-stdin-open", false)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
podSpec.Containers[0].StdinOnce = !leaveStdinOpen && podSpec.Containers[0].Stdin
|
|
|
|
if err := updatePodPorts(params, podSpec); err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
restartPolicy := v1.RestartPolicy(params["restart"])
|
|
if len(restartPolicy) == 0 {
|
|
restartPolicy = v1.RestartPolicyNever
|
|
}
|
|
podSpec.RestartPolicy = restartPolicy
|
|
|
|
cronJob := batchv2alpha1.CronJob{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: name,
|
|
Labels: labels,
|
|
},
|
|
Spec: batchv2alpha1.CronJobSpec{
|
|
Schedule: params["schedule"],
|
|
ConcurrencyPolicy: batchv2alpha1.AllowConcurrent,
|
|
JobTemplate: batchv2alpha1.JobTemplateSpec{
|
|
Spec: batchv1.JobSpec{
|
|
Template: v1.PodTemplateSpec{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Labels: labels,
|
|
},
|
|
Spec: *podSpec,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
}
|
|
|
|
return &cronJob, nil
|
|
}
|
|
|
|
type CronJobV1Beta1 struct{}
|
|
|
|
func (CronJobV1Beta1) ParamNames() []generate.GeneratorParam {
|
|
return []generate.GeneratorParam{
|
|
{Name: "labels", Required: false},
|
|
{Name: "default-name", Required: false},
|
|
{Name: "name", Required: true},
|
|
{Name: "image", Required: true},
|
|
{Name: "image-pull-policy", Required: false},
|
|
{Name: "port", Required: false},
|
|
{Name: "hostport", Required: false},
|
|
{Name: "stdin", Required: false},
|
|
{Name: "leave-stdin-open", Required: false},
|
|
{Name: "tty", Required: false},
|
|
{Name: "command", Required: false},
|
|
{Name: "args", Required: false},
|
|
{Name: "env", Required: false},
|
|
{Name: "requests", Required: false},
|
|
{Name: "limits", Required: false},
|
|
{Name: "restart", Required: false},
|
|
{Name: "schedule", Required: true},
|
|
{Name: "serviceaccount", Required: false},
|
|
}
|
|
}
|
|
|
|
func (CronJobV1Beta1) Generate(genericParams map[string]interface{}) (runtime.Object, error) {
|
|
args, err := getArgs(genericParams)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
envs, err := getEnvs(genericParams)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
params, err := getParams(genericParams)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
name, err := getName(params)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
labels, err := getLabels(params, name)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
podSpec, err := makePodSpec(params, name)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
imagePullPolicy := v1.PullPolicy(params["image-pull-policy"])
|
|
if err = updatePodContainers(params, args, envs, imagePullPolicy, podSpec); err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
leaveStdinOpen, err := generate.GetBool(params, "leave-stdin-open", false)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
podSpec.Containers[0].StdinOnce = !leaveStdinOpen && podSpec.Containers[0].Stdin
|
|
|
|
if err := updatePodPorts(params, podSpec); err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
restartPolicy := v1.RestartPolicy(params["restart"])
|
|
if len(restartPolicy) == 0 {
|
|
restartPolicy = v1.RestartPolicyNever
|
|
}
|
|
podSpec.RestartPolicy = restartPolicy
|
|
|
|
cronJob := batchv1beta1.CronJob{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: name,
|
|
Labels: labels,
|
|
},
|
|
Spec: batchv1beta1.CronJobSpec{
|
|
Schedule: params["schedule"],
|
|
ConcurrencyPolicy: batchv1beta1.AllowConcurrent,
|
|
JobTemplate: batchv1beta1.JobTemplateSpec{
|
|
Spec: batchv1.JobSpec{
|
|
Template: v1.PodTemplateSpec{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Labels: labels,
|
|
},
|
|
Spec: *podSpec,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
}
|
|
|
|
return &cronJob, nil
|
|
}
|
|
|
|
type BasicReplicationController struct{}
|
|
|
|
func (BasicReplicationController) ParamNames() []generate.GeneratorParam {
|
|
return []generate.GeneratorParam{
|
|
{Name: "labels", Required: false},
|
|
{Name: "default-name", Required: false},
|
|
{Name: "name", Required: true},
|
|
{Name: "replicas", Required: true},
|
|
{Name: "image", Required: true},
|
|
{Name: "image-pull-policy", Required: false},
|
|
{Name: "port", Required: false},
|
|
{Name: "hostport", Required: false},
|
|
{Name: "stdin", Required: false},
|
|
{Name: "tty", Required: false},
|
|
{Name: "command", Required: false},
|
|
{Name: "args", Required: false},
|
|
{Name: "env", Required: false},
|
|
{Name: "requests", Required: false},
|
|
{Name: "limits", Required: false},
|
|
{Name: "serviceaccount", Required: false},
|
|
}
|
|
}
|
|
|
|
// populateResourceListV1 takes strings of form <resourceName1>=<value1>,<resourceName1>=<value2>
|
|
// and returns ResourceList.
|
|
func populateResourceListV1(spec string) (v1.ResourceList, error) {
|
|
// empty input gets a nil response to preserve generator test expected behaviors
|
|
if spec == "" {
|
|
return nil, nil
|
|
}
|
|
|
|
result := v1.ResourceList{}
|
|
resourceStatements := strings.Split(spec, ",")
|
|
for _, resourceStatement := range resourceStatements {
|
|
parts := strings.Split(resourceStatement, "=")
|
|
if len(parts) != 2 {
|
|
return nil, fmt.Errorf("Invalid argument syntax %v, expected <resource>=<value>", resourceStatement)
|
|
}
|
|
resourceName := v1.ResourceName(parts[0])
|
|
resourceQuantity, err := resource.ParseQuantity(parts[1])
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
result[resourceName] = resourceQuantity
|
|
}
|
|
return result, nil
|
|
}
|
|
|
|
// HandleResourceRequirementsV1 parses the limits and requests parameters if specified
|
|
// and returns ResourceRequirements.
|
|
func HandleResourceRequirementsV1(params map[string]string) (v1.ResourceRequirements, error) {
|
|
result := v1.ResourceRequirements{}
|
|
limits, err := populateResourceListV1(params["limits"])
|
|
if err != nil {
|
|
return result, err
|
|
}
|
|
result.Limits = limits
|
|
requests, err := populateResourceListV1(params["requests"])
|
|
if err != nil {
|
|
return result, err
|
|
}
|
|
result.Requests = requests
|
|
return result, nil
|
|
}
|
|
|
|
// makePodSpec returns PodSpec filled with passed parameters.
|
|
func makePodSpec(params map[string]string, name string) (*v1.PodSpec, error) {
|
|
stdin, err := generate.GetBool(params, "stdin", false)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
tty, err := generate.GetBool(params, "tty", false)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
resourceRequirements, err := HandleResourceRequirementsV1(params)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
spec := v1.PodSpec{
|
|
ServiceAccountName: params["serviceaccount"],
|
|
Containers: []v1.Container{
|
|
{
|
|
Name: name,
|
|
Image: params["image"],
|
|
Stdin: stdin,
|
|
TTY: tty,
|
|
Resources: resourceRequirements,
|
|
},
|
|
},
|
|
}
|
|
return &spec, nil
|
|
}
|
|
|
|
func (BasicReplicationController) Generate(genericParams map[string]interface{}) (runtime.Object, error) {
|
|
args, err := getArgs(genericParams)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
envs, err := getEnvs(genericParams)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
params, err := getParams(genericParams)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
name, err := getName(params)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
labels, err := getLabels(params, name)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
count, err := strconv.Atoi(params["replicas"])
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
podSpec, err := makePodSpec(params, name)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
imagePullPolicy := v1.PullPolicy(params["image-pull-policy"])
|
|
if err = updatePodContainers(params, args, envs, imagePullPolicy, podSpec); err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
if err := updatePodPorts(params, podSpec); err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
count32 := int32(count)
|
|
controller := v1.ReplicationController{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: name,
|
|
Labels: labels,
|
|
},
|
|
Spec: v1.ReplicationControllerSpec{
|
|
Replicas: &count32,
|
|
Selector: labels,
|
|
Template: &v1.PodTemplateSpec{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Labels: labels,
|
|
},
|
|
Spec: *podSpec,
|
|
},
|
|
},
|
|
}
|
|
return &controller, nil
|
|
}
|
|
|
|
// updatePodContainers updates PodSpec.Containers with passed parameters.
|
|
func updatePodContainers(params map[string]string, args []string, envs []v1.EnvVar, imagePullPolicy v1.PullPolicy, podSpec *v1.PodSpec) error {
|
|
if len(args) > 0 {
|
|
command, err := generate.GetBool(params, "command", false)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
if command {
|
|
podSpec.Containers[0].Command = args
|
|
} else {
|
|
podSpec.Containers[0].Args = args
|
|
}
|
|
}
|
|
|
|
if len(envs) > 0 {
|
|
podSpec.Containers[0].Env = envs
|
|
}
|
|
|
|
if len(imagePullPolicy) > 0 {
|
|
// imagePullPolicy should be valid here since we have verified it before.
|
|
podSpec.Containers[0].ImagePullPolicy = imagePullPolicy
|
|
}
|
|
return nil
|
|
}
|
|
|
|
// updatePodContainers updates PodSpec.Containers.Ports with passed parameters.
|
|
func updatePodPorts(params map[string]string, podSpec *v1.PodSpec) (err error) {
|
|
port := -1
|
|
hostPort := -1
|
|
if len(params["port"]) > 0 {
|
|
port, err = strconv.Atoi(params["port"])
|
|
if err != nil {
|
|
return err
|
|
}
|
|
}
|
|
|
|
if len(params["hostport"]) > 0 {
|
|
hostPort, err = strconv.Atoi(params["hostport"])
|
|
if err != nil {
|
|
return err
|
|
}
|
|
if hostPort > 0 && port < 0 {
|
|
return fmt.Errorf("--hostport requires --port to be specified")
|
|
}
|
|
}
|
|
|
|
// Don't include the port if it was not specified.
|
|
if len(params["port"]) > 0 {
|
|
podSpec.Containers[0].Ports = []v1.ContainerPort{
|
|
{
|
|
ContainerPort: int32(port),
|
|
},
|
|
}
|
|
if hostPort > 0 {
|
|
podSpec.Containers[0].Ports[0].HostPort = int32(hostPort)
|
|
}
|
|
}
|
|
return nil
|
|
}
|
|
|
|
type BasicPod struct{}
|
|
|
|
func (BasicPod) ParamNames() []generate.GeneratorParam {
|
|
return []generate.GeneratorParam{
|
|
{Name: "labels", Required: false},
|
|
{Name: "default-name", Required: false},
|
|
{Name: "name", Required: true},
|
|
{Name: "image", Required: true},
|
|
{Name: "image-pull-policy", Required: false},
|
|
{Name: "port", Required: false},
|
|
{Name: "hostport", Required: false},
|
|
{Name: "stdin", Required: false},
|
|
{Name: "leave-stdin-open", Required: false},
|
|
{Name: "tty", Required: false},
|
|
{Name: "restart", Required: false},
|
|
{Name: "command", Required: false},
|
|
{Name: "args", Required: false},
|
|
{Name: "env", Required: false},
|
|
{Name: "requests", Required: false},
|
|
{Name: "limits", Required: false},
|
|
{Name: "serviceaccount", Required: false},
|
|
}
|
|
}
|
|
|
|
func (BasicPod) Generate(genericParams map[string]interface{}) (runtime.Object, error) {
|
|
args, err := getArgs(genericParams)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
envs, err := getEnvs(genericParams)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
params, err := getParams(genericParams)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
name, err := getName(params)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
labels, err := getLabels(params, name)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
stdin, err := generate.GetBool(params, "stdin", false)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
leaveStdinOpen, err := generate.GetBool(params, "leave-stdin-open", false)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
tty, err := generate.GetBool(params, "tty", false)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
resourceRequirements, err := HandleResourceRequirementsV1(params)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
restartPolicy := v1.RestartPolicy(params["restart"])
|
|
if len(restartPolicy) == 0 {
|
|
restartPolicy = v1.RestartPolicyAlways
|
|
}
|
|
pod := v1.Pod{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: name,
|
|
Labels: labels,
|
|
},
|
|
Spec: v1.PodSpec{
|
|
ServiceAccountName: params["serviceaccount"],
|
|
Containers: []v1.Container{
|
|
{
|
|
Name: name,
|
|
Image: params["image"],
|
|
Stdin: stdin,
|
|
StdinOnce: !leaveStdinOpen && stdin,
|
|
TTY: tty,
|
|
Resources: resourceRequirements,
|
|
},
|
|
},
|
|
DNSPolicy: v1.DNSClusterFirst,
|
|
RestartPolicy: restartPolicy,
|
|
},
|
|
}
|
|
imagePullPolicy := v1.PullPolicy(params["image-pull-policy"])
|
|
if err = updatePodContainers(params, args, envs, imagePullPolicy, &pod.Spec); err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
if err := updatePodPorts(params, &pod.Spec); err != nil {
|
|
return nil, err
|
|
}
|
|
return &pod, nil
|
|
}
|
|
|
|
// parseEnvs converts string into EnvVar objects.
|
|
func parseEnvs(envArray []string) ([]v1.EnvVar, error) {
|
|
envs := make([]v1.EnvVar, 0, len(envArray))
|
|
for _, env := range envArray {
|
|
pos := strings.Index(env, "=")
|
|
if pos == -1 {
|
|
return nil, fmt.Errorf("invalid env: %v", env)
|
|
}
|
|
name := env[:pos]
|
|
value := env[pos+1:]
|
|
if len(name) == 0 {
|
|
return nil, fmt.Errorf("invalid env: %v", env)
|
|
}
|
|
if len(validation.IsEnvVarName(name)) != 0 {
|
|
return nil, fmt.Errorf("invalid env: %v", env)
|
|
}
|
|
envVar := v1.EnvVar{Name: name, Value: value}
|
|
envs = append(envs, envVar)
|
|
}
|
|
return envs, nil
|
|
}
|