show cluster required error if no args

bin/deploy

@@ -337,6 +337,47 @@ update() {
   && log "updated $VERSION -> `./bin/deploy --version`"
 }
 
+#
+# Output sample config
+#
+# parse argv
+mkconfig() {
+  local user="ssh-user"
+  local host="server-host"
+  local repo="git-repo-url"
+  local path="remote-path"
+  local ref
+  local post_deploy
+  local config_name="CONFIG-NAME"
+
+  while test $# -ne 0; do
+    arg=$1; shift
+    case $arg in
+      -u|--user) test -n "$1" && user=$1 ;;
+      -h|--host) test -n "$1" && host=$1 ;;
+      --repo) test -n "$1" && repo=$1 ;;
+      --path) test -n "$1" && path=$1 ;;
+      --ref) test -n "$1" && ref=$1 ;;
+      --post-deploy) test -n "$1" && post_deploy=$1 ;;
+      *)
+        if test -z "$config_name"; then
+          config_name=$arg;
+        fi
+        ;;
+    esac
+  done
+
+  echo <<-EOF
+[$config_name]
+user=${user}
+host=$host
+repo=$repo
+path=$path
+ref=$ref
+post_deploy=$post_deploy
+EOF
+}
+
 # parse argv
 
 while test $# -ne 0; do
@@ -356,6 +397,7 @@ while test $# -ne 0; do
     list) require_env; list_deploys; exit ;;
     update) update; exit ;;
     config) config $@; exit ;;
+    mkconfig) mkconfig $@; exit ;;
     *)
       if test -z "$ENV"; then
         ENV=$arg;

bin/deploy-cluster

@@ -202,8 +202,11 @@ while test $# -ne 0; do
       else
         require_cluster
         run_deploy_cluster $@;
+        exit;
       fi
       ;;
   esac
 done
 
+require_cluster
+