| package node |
| |
| import ( |
| "golang.org/x/net/context" |
| |
| "github.com/docker/docker/api/client" |
| "github.com/docker/docker/api/client/idresolver" |
| "github.com/docker/docker/api/client/task" |
| "github.com/docker/docker/cli" |
| "github.com/docker/docker/opts" |
| "github.com/docker/engine-api/types" |
| "github.com/spf13/cobra" |
| ) |
| |
| type psOptions struct { |
| nodeID string |
| noResolve bool |
| filter opts.FilterOpt |
| } |
| |
| func newPSCommand(dockerCli *client.DockerCli) *cobra.Command { |
| opts := psOptions{filter: opts.NewFilterOpt()} |
| |
| cmd := &cobra.Command{ |
| Use: "ps [OPTIONS] self|NODE", |
| Short: "List tasks running on a node", |
| Args: cli.ExactArgs(1), |
| RunE: func(cmd *cobra.Command, args []string) error { |
| opts.nodeID = args[0] |
| return runPS(dockerCli, opts) |
| }, |
| } |
| flags := cmd.Flags() |
| flags.BoolVar(&opts.noResolve, "no-resolve", false, "Do not map IDs to Names") |
| flags.VarP(&opts.filter, "filter", "f", "Filter output based on conditions provided") |
| |
| return cmd |
| } |
| |
| func runPS(dockerCli *client.DockerCli, opts psOptions) error { |
| client := dockerCli.Client() |
| ctx := context.Background() |
| |
| nodeRef, err := Reference(client, ctx, opts.nodeID) |
| if err != nil { |
| return nil |
| } |
| node, _, err := client.NodeInspectWithRaw(ctx, nodeRef) |
| if err != nil { |
| return err |
| } |
| |
| filter := opts.filter.Value() |
| filter.Add("node", node.ID) |
| tasks, err := client.TaskList( |
| ctx, |
| types.TaskListOptions{Filter: filter}) |
| if err != nil { |
| return err |
| } |
| |
| return task.Print(dockerCli, ctx, tasks, idresolver.New(client, opts.noResolve)) |
| } |