f-50: lab: lancement, état, arrêt et accès SSH des VM #50

Signed-off-by: GnomeZworc <nicolas.boufidjeline@g3e.fr>

cmd/lab/main.go

@@ -21,6 +21,22 @@ const usage = `usage: lab <command> [options] <topology.yml> [dir]
   render -key <public key file> <topology.yml> <dir>
       write, for each node, <dir>/<node>/qemu.args (one argument per line) and the
       cloud-init seed files meta-data, user-data and network-config
+
+  up [-run dir] [-cache dir] [-timeout duration] <topology.yml>
+      download and verify the images, create fresh disks and seeds, start every node
+      (switches first) and wait until cloud-init has finished on each of them;
+      the topology is kept in <run>/topology.yml for the commands below
+
+  status [-run dir]
+      list the nodes of the lab and whether their qemu process is running
+
+  down [-run dir]
+      stop every qemu process of the lab (SIGTERM, then SIGKILL)
+
+  ssh [-run dir] <node> [command...]
+      open a shell on a node, or run a command on it, with the key generated by up
+
+  defaults: -run $HOME/lab-run, -cache $HOME/.cache/two-lab, -timeout 20m
 `
 
 type keyFiles []string
@@ -46,6 +62,14 @@ func run(args []string, stdout, stderr io.Writer) int {
 		return plan(args[1], stdout, stderr)
 	case "render":
 		return renderCmd(args[1:], stdout, stderr)
+	case "up":
+		return upCmd(args[1:], stdout, stderr)
+	case "status":
+		return statusCmd(args[1:], stdout, stderr)
+	case "down":
+		return downCmd(args[1:], stdout, stderr)
+	case "ssh":
+		return sshCmd(args[1:], stdout, stderr)
 	default:
 		fmt.Fprint(stderr, usage)
 		return 2