72 lines
1.7 KiB
Go
72 lines
1.7 KiB
Go
/*
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Copyright The containerd 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 tasks
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import (
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"fmt"
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"os"
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"text/tabwriter"
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tasks "github.com/containerd/containerd/api/services/tasks/v1"
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"github.com/containerd/containerd/cmd/ctr/commands"
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"github.com/urfave/cli"
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)
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var listCommand = cli.Command{
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Name: "list",
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Usage: "list tasks",
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Aliases: []string{"ls"},
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ArgsUsage: "[flags]",
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Flags: []cli.Flag{
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cli.BoolFlag{
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Name: "quiet, q",
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Usage: "print only the task id",
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},
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},
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Action: func(context *cli.Context) error {
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quiet := context.Bool("quiet")
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client, ctx, cancel, err := commands.NewClient(context)
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if err != nil {
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return err
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}
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defer cancel()
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s := client.TaskService()
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response, err := s.List(ctx, &tasks.ListTasksRequest{})
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if err != nil {
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return err
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}
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if quiet {
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for _, task := range response.Tasks {
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fmt.Println(task.ID)
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}
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return nil
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}
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w := tabwriter.NewWriter(os.Stdout, 4, 8, 4, ' ', 0)
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fmt.Fprintln(w, "TASK\tPID\tSTATUS\t")
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for _, task := range response.Tasks {
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if _, err := fmt.Fprintf(w, "%s\t%d\t%s\n",
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task.ID,
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task.Pid,
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task.Status.String(),
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); err != nil {
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return err
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}
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}
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return w.Flush()
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},
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}
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