e808aa4ed0
As described in our ROADMAP.md, introduce new Swarm management commands to call to the corresponding API endpoints. This PR is fully backward compatible (joining a Swarm is an optional feature of the Engine, and existing commands are not impacted). Signed-off-by: Daniel Nephin <dnephin@docker.com> Signed-off-by: Victor Vieux <vieux@docker.com> Signed-off-by: Tonis Tiigi <tonistiigi@gmail.com> Upstream-commit: 12a00e60177ca42bfb1dd9ebd5dce1c7039da6dd Component: engine
73 lines
1.8 KiB
Go
73 lines
1.8 KiB
Go
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/docker/engine-api/types/swarm"
|
|
"github.com/spf13/cobra"
|
|
)
|
|
|
|
type tasksOptions struct {
|
|
nodeID string
|
|
all bool
|
|
noResolve bool
|
|
filter opts.FilterOpt
|
|
}
|
|
|
|
func newTasksCommand(dockerCli *client.DockerCli) *cobra.Command {
|
|
opts := tasksOptions{filter: opts.NewFilterOpt()}
|
|
|
|
cmd := &cobra.Command{
|
|
Use: "tasks [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 runTasks(dockerCli, opts)
|
|
},
|
|
}
|
|
flags := cmd.Flags()
|
|
flags.BoolVarP(&opts.all, "all", "a", false, "Display all instances")
|
|
flags.BoolVarP(&opts.noResolve, "no-resolve", "n", false, "Do not map IDs to Names")
|
|
flags.VarP(&opts.filter, "filter", "f", "Filter output based on conditions provided")
|
|
|
|
return cmd
|
|
}
|
|
|
|
func runTasks(dockerCli *client.DockerCli, opts tasksOptions) error {
|
|
client := dockerCli.Client()
|
|
ctx := context.Background()
|
|
|
|
nodeRef, err := nodeReference(client, ctx, opts.nodeID)
|
|
if err != nil {
|
|
return nil
|
|
}
|
|
node, err := client.NodeInspect(ctx, nodeRef)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
filter := opts.filter.Value()
|
|
filter.Add("node", node.ID)
|
|
if !opts.all {
|
|
filter.Add("desired_state", string(swarm.TaskStateRunning))
|
|
filter.Add("desired_state", string(swarm.TaskStateAccepted))
|
|
|
|
}
|
|
|
|
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))
|
|
}
|