system → onboot daemon → services

As suggested by @shykes these are clearer

- onboot for things that are run at boot time to completion
- services for persistent services

Signed-off-by: Justin Cormack <justin.cormack@docker.com>

src/cmd/moby/build.go

@@ -137,8 +137,8 @@ func buildInternal(name string, pull bool, conf string) {
 		initrdAppend(iw, buffer)
 	}
 
-	log.Infof("Add system containers:")
-	for i, image := range m.System {
+	log.Infof("Add onboot containers:")
+	for i, image := range m.Onboot {
 		if pull || enforceContentTrust(image.Image, &m.Trust) {
 			log.Infof("  Pull: %s", image.Image)
 			err := dockerPull(image.Image, enforceContentTrust(image.Image, &m.Trust))
@@ -152,7 +152,7 @@ func buildInternal(name string, pull bool, conf string) {
 			log.Fatalf("Failed to create config.json for %s: %v", image.Image, err)
 		}
 		so := fmt.Sprintf("%03d", i)
-		path := "containers/system/" + so + "-" + image.Name
+		path := "containers/onboot/" + so + "-" + image.Name
 		out, err := ImageBundle(path, image.Image, config)
 		if err != nil {
 			log.Fatalf("Failed to extract root filesystem for %s: %v", image.Image, err)
@@ -161,8 +161,8 @@ func buildInternal(name string, pull bool, conf string) {
 		initrdAppend(iw, buffer)
 	}
 
-	log.Infof("Add daemon containers:")
-	for _, image := range m.Daemon {
+	log.Infof("Add service containers:")
+	for _, image := range m.Services {
 		if pull || enforceContentTrust(image.Image, &m.Trust) {
 			log.Infof("  Pull: %s", image.Image)
 			err := dockerPull(image.Image, enforceContentTrust(image.Image, &m.Trust))
@@ -175,7 +175,7 @@ func buildInternal(name string, pull bool, conf string) {
 		if err != nil {
 			log.Fatalf("Failed to create config.json for %s: %v", image.Image, err)
 		}
-		path := "containers/daemon/" + image.Name
+		path := "containers/services/" + image.Name
 		out, err := ImageBundle(path, image.Image, config)
 		if err != nil {
 			log.Fatalf("Failed to extract root filesystem for %s: %v", image.Image, err)

src/cmd/moby/config.go

@@ -24,11 +24,11 @@ type Moby struct {
 		Image   string
 		Cmdline string
 	}
-	Init   []string
-	System []MobyImage
-	Daemon []MobyImage
-	Trust  TrustConfig
-	Files  []struct {
+	Init     []string
+	Onboot   []MobyImage
+	Services []MobyImage
+	Trust    TrustConfig
+	Files    []struct {
 		Path      string
 		Directory bool
 		Contents  string