mirror of https://github.com/knative/client.git
89 lines
3.0 KiB
Go
89 lines
3.0 KiB
Go
// Copyright © 2019 The Knative 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 serving
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import (
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"fmt"
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servingv1alpha1 "github.com/knative/serving/pkg/apis/serving/v1alpha1"
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corev1 "k8s.io/api/core/v1"
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)
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// Give the configuration all the env var values listed in the given map of
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// vars. Does not touch any environment variables not mentioned, but it can add
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// new env vars and change the values of existing ones.
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func UpdateEnvVars(config *servingv1alpha1.ConfigurationSpec, vars map[string]string) error {
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set := make(map[string]bool)
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for i, _ := range config.DeprecatedRevisionTemplate.Spec.DeprecatedContainer.Env {
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envVar := &config.DeprecatedRevisionTemplate.Spec.DeprecatedContainer.Env[i]
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value, present := vars[envVar.Name]
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if present {
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envVar.Value = value
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set[envVar.Name] = true
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}
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}
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for name, value := range vars {
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if !set[name] {
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config.DeprecatedRevisionTemplate.Spec.DeprecatedContainer.Env = append(
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config.DeprecatedRevisionTemplate.Spec.DeprecatedContainer.Env,
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corev1.EnvVar{
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Name: name,
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Value: value,
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})
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}
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}
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return nil
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}
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// Utility function to translate between the API list form of env vars, and the
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// more convenient map form.
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func EnvToMap(vars []corev1.EnvVar) (map[string]string, error) {
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result := map[string]string{}
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for _, envVar := range vars {
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_, present := result[envVar.Name]
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if present {
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return nil, fmt.Errorf("Env var name present more than once: %v", envVar.Name)
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}
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result[envVar.Name] = envVar.Value
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}
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return result, nil
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}
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func UpdateImage(config *servingv1alpha1.ConfigurationSpec, image string) error {
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config.DeprecatedRevisionTemplate.Spec.DeprecatedContainer.Image = image
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return nil
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}
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func UpdateResources(config *servingv1alpha1.ConfigurationSpec, requestsResourceList corev1.ResourceList, limitsResourceList corev1.ResourceList) error {
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if config.DeprecatedRevisionTemplate.Spec.DeprecatedContainer.Resources.Requests == nil {
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config.DeprecatedRevisionTemplate.Spec.DeprecatedContainer.Resources.Requests = corev1.ResourceList{}
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}
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for k, v := range requestsResourceList {
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config.DeprecatedRevisionTemplate.Spec.DeprecatedContainer.Resources.Requests[k] = v
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}
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if config.DeprecatedRevisionTemplate.Spec.DeprecatedContainer.Resources.Limits == nil {
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config.DeprecatedRevisionTemplate.Spec.DeprecatedContainer.Resources.Limits = corev1.ResourceList{}
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}
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for k, v := range limitsResourceList {
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config.DeprecatedRevisionTemplate.Spec.DeprecatedContainer.Resources.Limits[k] = v
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}
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return nil
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}
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