mirror of https://github.com/knative/client.git
83 lines
2.4 KiB
Go
83 lines
2.4 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 service
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import (
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"errors"
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"fmt"
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"time"
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"github.com/spf13/cobra"
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"knative.dev/client/pkg/commands"
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clientservingv1 "knative.dev/client/pkg/serving/v1"
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)
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var waitExample = `
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# Waits on a service 'svc'
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kn service wait svc
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# Waits on a service 'svc' with a timeout
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kn service wait svc --wait-timeout 10
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# Waits on a service 'svc' with a timeout and wait window
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kn service wait svc --wait-timeout 10 --wait-window 1`
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// NewServiceWaitCommand represents 'kn service wait' command
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func NewServiceWaitCommand(p *commands.KnParams) *cobra.Command {
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var waitFlags commands.WaitFlags
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command := &cobra.Command{
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Use: "wait NAME",
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Short: "Wait for a service to be ready",
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Example: waitExample,
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RunE: func(cmd *cobra.Command, args []string) (err error) {
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if len(args) != 1 {
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return errors.New("'service wait' requires the service name given as single argument")
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}
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namespace, err := p.GetNamespace(cmd)
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if err != nil {
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return err
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}
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client, err := newServingClient(p, namespace, "")
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if err != nil {
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return err
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}
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name := args[0]
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out := cmd.OutOrStdout()
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fmt.Fprintf(out, "Waiting for Service '%s' in namespace '%s':\n", args[0], namespace)
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fmt.Fprintln(out, "")
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wconfig := clientservingv1.WaitConfig{
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Timeout: time.Duration(waitFlags.TimeoutInSeconds) * time.Second,
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ErrorWindow: time.Duration(waitFlags.ErrorWindowInSeconds) * time.Second,
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}
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err = waitForService(cmd.Context(), client, name, out, wconfig)
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if err != nil {
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return err
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}
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fmt.Fprintln(out, "")
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fmt.Fprintf(out, "Service '%s' in namespace '%s' is ready.\n", name, namespace)
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return nil
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},
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}
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commands.AddNamespaceFlags(command.Flags(), false)
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waitFlags.AddConditionWaitFlags(command, commands.WaitDefaultTimeout, "wait", "service", "ready")
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return command
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}
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