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service.go
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service.go
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package control
import (
"fmt"
"strings"
"github.com/Sirupsen/logrus"
"github.com/codegangsta/cli"
"github.com/docker/libcompose/cli/command"
dockerApp "github.com/docker/libcompose/cli/docker/app"
"github.com/docker/libcompose/project"
"github.com/rancher/os/compose"
"github.com/rancher/os/config"
"github.com/rancher/os/util"
)
type projectFactory struct {
}
func (p *projectFactory) Create(c *cli.Context) (*project.Project, error) {
cfg, err := config.LoadConfig()
if err != nil {
return nil, err
}
return compose.GetProject(cfg, true)
}
func beforeApp(c *cli.Context) error {
if c.GlobalBool("verbose") {
logrus.SetLevel(logrus.DebugLevel)
}
return nil
}
func serviceCommand() cli.Command {
factory := &projectFactory{}
app := cli.Command{}
app.Name = "service"
app.ShortName = "s"
app.Usage = "Command line interface for services and compose."
app.Before = beforeApp
app.Flags = append(command.CommonFlags(), dockerApp.DockerClientFlags()...)
app.Subcommands = append(serviceSubCommands(),
command.BuildCommand(factory),
command.CreateCommand(factory),
command.UpCommand(factory),
command.StartCommand(factory),
command.LogsCommand(factory),
command.RestartCommand(factory),
command.StopCommand(factory),
command.ScaleCommand(factory),
command.RmCommand(factory),
command.PullCommand(factory),
command.KillCommand(factory),
command.PortCommand(factory),
command.PsCommand(factory),
)
return app
}
func serviceSubCommands() []cli.Command {
return []cli.Command{
{
Name: "enable",
Usage: "turn on an service",
Action: enable,
},
{
Name: "disable",
Usage: "turn off an service",
Action: disable,
},
{
Name: "list",
Usage: "list services and state",
Action: list,
},
{
Name: "delete",
Usage: "delete a service",
Action: del,
},
}
}
func disable(c *cli.Context) {
changed := false
cfg, err := config.LoadConfig()
if err != nil {
logrus.Fatal(err)
}
for _, service := range c.Args() {
if _, ok := cfg.Rancher.ServicesInclude[service]; !ok {
continue
}
cfg.Rancher.ServicesInclude[service] = false
changed = true
}
if changed {
if err = cfg.Save(); err != nil {
logrus.Fatal(err)
}
}
}
func del(c *cli.Context) {
changed := false
cfg, err := config.LoadConfig()
if err != nil {
logrus.Fatal(err)
}
for _, service := range c.Args() {
if _, ok := cfg.Rancher.ServicesInclude[service]; !ok {
continue
}
delete(cfg.Rancher.ServicesInclude, service)
changed = true
}
if changed {
if err = cfg.Save(); err != nil {
logrus.Fatal(err)
}
}
}
func enable(c *cli.Context) {
changed := false
cfg, err := config.LoadConfig()
if err != nil {
logrus.Fatal(err)
}
for _, service := range c.Args() {
if val, ok := cfg.Rancher.ServicesInclude[service]; !ok || !val {
if strings.HasPrefix(service, "/") && !strings.HasPrefix(service, "/var/lib/rancher/conf") {
logrus.Fatalf("ERROR: Service should be in path /var/lib/rancher/conf")
}
if _, err := compose.LoadServiceResource(service, true, cfg); err != nil {
logrus.Fatalf("could not load service %s", service)
}
cfg.Rancher.ServicesInclude[service] = true
changed = true
}
}
if changed {
if err := cfg.Save(); err != nil {
logrus.Fatal(err)
}
}
}
func list(c *cli.Context) {
cfg, err := config.LoadConfig()
if err != nil {
logrus.Fatal(err)
}
clone := make(map[string]bool)
for service, enabled := range cfg.Rancher.ServicesInclude {
clone[service] = enabled
}
services, err := util.GetServices(cfg.Rancher.Repositories.ToArray())
if err != nil {
logrus.Fatalf("Failed to get services: %v", err)
}
for _, service := range services {
if enabled, ok := clone[service]; ok {
delete(clone, service)
if enabled {
fmt.Printf("enabled %s\n", service)
} else {
fmt.Printf("disabled %s\n", service)
}
} else {
fmt.Printf("disabled %s\n", service)
}
}
for service, enabled := range clone {
if enabled {
fmt.Printf("enabled %s\n", service)
} else {
fmt.Printf("disabled %s\n", service)
}
}
}