func RequireDaemon() {
if c := cmd.ExitCode("docker", "ps"); c != 0 {
cli.Logf("`docker ps` exited with code %d", c)
if dockermachine.Installed() {
vms := dockermachine.RunningVMs()
if len(vms) != 0 {
cli.Fatalf(`Tip: eval "$(docker-machine env %s)"`, vms[0])
}
vms = dockermachine.VMs()
switch len(vms) {
case 0:
cli.Logf("Tip: you should create a machine using docker-machine")
case 1:
start := ""
if cmd.Stdout("docker-machine", "status", vms[0]) != "Running" {
start = fmt.Sprintf("docker-machine start %s && ", vms[0])
}
cli.Logf(`Tip: %seval "$(docker-machine env %s)"`, start, vms[0])
default:
cli.Logf("Tip: start one of your docker machines (%s)",
strings.Join(vms, ", "))
}
}
cli.Fatal()
}
}
func (s *Sous) AssembleTargetContext(targetName string) (Target, *Context) {
packs := s.Packs
p := DetectProjectType(packs)
if p == nil {
cli.Fatalf("no buildable project detected")
}
pack := CompiledPack{Pack: p}
target, ok := pack.GetTarget(targetName)
if !ok {
cli.Fatalf("The %s build pack does not support %s", pack, targetName)
}
if fatal := CheckForProblems(pack.Pack); fatal {
cli.Fatal()
}
context := GetContext(targetName)
err := target.Check()
if err != nil {
cli.Fatalf("unable to %s %s project: %s", targetName, pack, err)
}
// If the pack specifies a version, check it matches the tagged version
packAppVersion := strings.Split(pack.AppVersion(), "+")[0]
if packAppVersion != "" {
pv := version.Version(packAppVersion)
gv := version.Version(context.BuildVersion.MajorMinorPatch)
if !pv.Version.LimitedEqual(gv.Version) {
cli.Warn("using latest git tagged version %s; your code reports version %s, which is ignored", gv, pv)
}
}
return target, context
}
func Update(sous *core.Sous, args []string) {
key := "last-update-check"
if err := config.Update(); err != nil {
cli.Fatal()
}
config.Set(key, time.Now().Format(time.RFC3339))
cli.Success()
}
func Clean(sous *core.Sous, args []string) {
_, context := sous.AssembleTargetContext("app")
cleanContainersSucceeded := cleanContainers(sous, context)
cleanImagesSucceeded := cleanImages(sous, context)
if cleanContainersSucceeded && cleanImagesSucceeded {
cli.Success()
}
cli.Fatal()
}