client/pkg/commands/revision/revision.go

58 lines
1.7 KiB
Go

// Copyright © 2018 The Knative Authors
//
// 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 revision
import (
"github.com/spf13/cobra"
servingv1 "knative.dev/serving/pkg/apis/serving/v1"
"knative.dev/client/pkg/commands"
)
func NewRevisionCommand(p *commands.KnParams) *cobra.Command {
revisionCmd := &cobra.Command{
Use: "revision",
Short: "Manage service revisions",
Aliases: []string{"revisions"},
}
revisionCmd.AddCommand(NewRevisionListCommand(p))
revisionCmd.AddCommand(NewRevisionDescribeCommand(p))
revisionCmd.AddCommand(NewRevisionDeleteCommand(p))
return revisionCmd
}
// ============================================
// Shared revision functions:
// Extract traffic and tags for given revision from a service
func trafficAndTagsForRevision(revision string, service *servingv1.Service) (int64, []string) {
if len(service.Status.Traffic) == 0 {
return 0, nil
}
var percent int64
var tags []string
for _, target := range service.Status.Traffic {
if target.RevisionName == revision {
if target.Percent != nil {
percent += *target.Percent
}
if target.Tag != "" {
tags = append(tags, target.Tag)
}
}
}
return percent, tags
}