Add help to install script

1 files changed, 19 insertions, 0 deletions

diff --git a/bin/install_script.sh b/bin/install_script.sh
index 3a59006..15c770c 100755
--- a/bin/install_script.sh
+++ b/bin/install_script.sh
@@ -1,5 +1,20 @@
 #!/bin/bash
 
+usage() {
+cat <<EOF
+  $0 [options]
+  --help,-h               This help
+  --vps vps_name          Name of the vps
+  --password password     Password of the vps (only useful in case of no reboot)
+  --reinstall-first       Start with reinstalling the vps
+  --host-user user        Use another user (default: root)
+  --no-reboot             Don't reboot
+  --no-reboot-start       Don't reboot to rescue at the beginning
+  --no-reboot-end         Don't reboot to normal at the end
+  --git-branch            Use another puppet branch (default: master)
+EOF
+}
+
 set -e
 
 host_user=root
@@ -35,6 +50,10 @@ while [ -n "$1" ]; do
       git_branch="$2"
       shift
       ;;
+    --help|-h)
+      usage
+      exit 0
+      ;;
   esac
 
   shift