-
Notifications
You must be signed in to change notification settings - Fork 1.9k
/
services.go
79 lines (71 loc) · 2.5 KB
/
services.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
package stack
import (
"context"
"fmt"
"sort"
"github.com/docker/cli/cli"
"github.com/docker/cli/cli/command"
"github.com/docker/cli/cli/command/service"
"github.com/docker/cli/cli/command/stack/formatter"
"github.com/docker/cli/cli/command/stack/options"
"github.com/docker/cli/cli/command/stack/swarm"
flagsHelper "github.com/docker/cli/cli/flags"
cliopts "github.com/docker/cli/opts"
swarmtypes "github.com/docker/docker/api/types/swarm"
"github.com/fvbommel/sortorder"
"github.com/spf13/cobra"
)
func newServicesCommand(dockerCli command.Cli) *cobra.Command {
opts := options.Services{Filter: cliopts.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]
if err := validateStackName(opts.Namespace); err != nil {
return err
}
return RunServices(cmd.Context(), dockerCli, opts)
},
ValidArgsFunction: func(cmd *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) {
return completeNames(dockerCli)(cmd, args, toComplete)
},
}
flags := cmd.Flags()
flags.BoolVarP(&opts.Quiet, "quiet", "q", false, "Only display IDs")
flags.StringVar(&opts.Format, "format", "", flagsHelper.FormatHelp)
flags.VarP(&opts.Filter, "filter", "f", "Filter output based on conditions provided")
return cmd
}
// RunServices performs a stack services against the specified swarm cluster
func RunServices(ctx context.Context, dockerCli command.Cli, opts options.Services) error {
services, err := swarm.GetServices(ctx, dockerCli, opts)
if err != nil {
return err
}
return formatWrite(dockerCli, services, opts)
}
func formatWrite(dockerCli command.Cli, services []swarmtypes.Service, opts options.Services) error {
// if no services in the stack, print message and exit 0
if len(services) == 0 {
_, _ = fmt.Fprintf(dockerCli.Err(), "Nothing found in stack: %s\n", opts.Namespace)
return nil
}
sort.Slice(services, func(i, j int) bool {
return sortorder.NaturalLess(services[i].Spec.Name, services[j].Spec.Name)
})
format := opts.Format
if len(format) == 0 {
if len(dockerCli.ConfigFile().ServicesFormat) > 0 && !opts.Quiet {
format = dockerCli.ConfigFile().ServicesFormat
} else {
format = formatter.TableFormatKey
}
}
servicesCtx := formatter.Context{
Output: dockerCli.Out(),
Format: service.NewListFormat(format, opts.Quiet),
}
return service.ListFormatWrite(servicesCtx, services)
}