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moby--moby/cli/command/stack/services.go
Daniel Nephin 655e48e653 Move ConvertService to composetransform package.
Signed-off-by: Daniel Nephin <dnephin@docker.com>
2016-12-16 12:20:07 -05:00

79 lines
1.9 KiB
Go

package stack
import (
"fmt"
"golang.org/x/net/context"
"github.com/docker/docker/api/types"
"github.com/docker/docker/api/types/filters"
"github.com/docker/docker/cli"
"github.com/docker/docker/cli/command"
"github.com/docker/docker/cli/command/service"
"github.com/docker/docker/opts"
"github.com/spf13/cobra"
)
type servicesOptions struct {
quiet bool
filter opts.FilterOpt
namespace string
}
func newServicesCommand(dockerCli *command.DockerCli) *cobra.Command {
opts := servicesOptions{filter: opts.NewFilterOpt()}
cmd := &cobra.Command{
Use: "services [OPTIONS] STACK",
Short: "List the services in the stack",
Args: cli.ExactArgs(1),
RunE: func(cmd *cobra.Command, args []string) error {
opts.namespace = args[0]
return runServices(dockerCli, opts)
},
}
flags := cmd.Flags()
flags.BoolVarP(&opts.quiet, "quiet", "q", false, "Only display IDs")
flags.VarP(&opts.filter, "filter", "f", "Filter output based on conditions provided")
return cmd
}
func runServices(dockerCli *command.DockerCli, opts servicesOptions) error {
ctx := context.Background()
client := dockerCli.Client()
filter := getStackFilterFromOpt(opts.namespace, opts.filter)
services, err := client.ServiceList(ctx, types.ServiceListOptions{Filters: filter})
if err != nil {
return err
}
out := dockerCli.Out()
// if no services in this stack, print message and exit 0
if len(services) == 0 {
fmt.Fprintf(out, "Nothing found in stack: %s\n", opts.namespace)
return nil
}
if opts.quiet {
service.PrintQuiet(out, services)
} else {
taskFilter := filters.NewArgs()
for _, service := range services {
taskFilter.Add("service", service.ID)
}
tasks, err := client.TaskList(ctx, types.TaskListOptions{Filters: taskFilter})
if err != nil {
return err
}
nodes, err := client.NodeList(ctx, types.NodeListOptions{})
if err != nil {
return err
}
service.PrintNotQuiet(out, services, nodes, tasks)
}
return nil
}