--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dev/provisioning/modules/puppi/files/scripts/git.sh	Fri Jan 15 15:35:00 2016 +0100
@@ -0,0 +1,176 @@
+#!/bin/bash
+# git.sh - Made for Puppi
+
+# All variables are exported
+set -a 
+
+# Sources common header for Puppi scripts
+. $(dirname $0)/header || exit 10
+
+# Show help
+showhelp () {
+    echo "This script performs the git operations required by puppi::project::git"
+    echo "It integrates and uses variables provided by other core Puppi scripts"
+    echo "It has the following options:"
+    echo "-a <action> (Optional) What action to perform. Available options: deploy (default), rollback"
+    echo "-s <source> (Required) Git source repo to use"
+    echo "-d <destination> (Required) Directory where files are deployed"
+    echo "-u <user> (Optional) User that performs the deploy operations. Default root"
+    echo "-gs <git_subdir> (Optional) If only a specific subdir of the gitrepo has to be copied to the install destination"
+    echo "-t <tag> (Optional) Tag to deploy"
+    echo "-b <branch> (Optional) Branch to deploy"
+    echo "-c <commit> (Optional) Commit to deploy"
+    echo "-v <true|false> (Optional) If verbose"
+    echo "-k <true|false> (Optional) If .git dir is kept on deploy_root"
+    echo 
+    echo "Examples:"
+    echo "git.sh -a deploy -s $source -d $deploy_root -u $user -gs $git_subdir -t $tag -b $branch -c $commit -v $bool_verbose -k $bool_keep_gitdata"
+}
+
+verbose="true"
+
+# Check Arguments
+while [ $# -gt 0 ]; do
+  case "$1" in
+    -a)
+      case $2 in
+          rollback)
+          action="rollback"
+          ;;
+          *)
+          action="install"
+          ;;
+      esac 
+      shift 2 ;;
+    -s)
+      if [ $source ] ; then
+        source=$source
+      else
+        source=$2
+      fi
+      shift 2 ;;
+    -d)
+      if [ $deploy_root ] ; then
+        deploy_root=$deploy_root
+      else
+        deploy_root=$2
+      fi
+      shift 2 ;;
+    -u)
+      if [ $user ] ; then
+        deploy_user=$user
+      else
+        deploy_user=$2
+      fi
+      shift 2 ;;
+    -gs)
+      if [ $git_subdir ] ; then
+        git_subdir=$git_subdir
+      else
+        git_subdir=$2
+      fi
+      shift 2 ;;
+    -t)
+      if [ $git_tag ] ; then
+        git_tag=$git_tag
+      else
+        git_tag=$2
+      fi
+      shift 2 ;;
+    -b)
+      if [ $branch ] ; then
+        branch=$branch
+      else
+        branch=$2
+      fi
+      shift 2 ;;
+    -c)
+      if [ $commit ] ; then
+        commit=$commit
+      else
+        commit=$2
+      fi
+      shift 2 ;;
+    -v)
+      if [ $verbose ] ; then
+        verbose=$verbose
+      else
+        verbose=$2
+      fi
+      shift 2 ;;
+    -k)
+      if [ $keep_gitdata ] ; then
+        keep_gitdata=$keep_gitdata
+      else
+        keep_gitdata=$2
+      fi
+      shift 2 ;;
+    *)
+      showhelp
+      exit ;;
+  esac
+done
+
+if [ "x$verbose" == "xtrue" ] ; then
+  verbosity=""
+else
+  verbosity="--quiet"
+fi
+
+cd /
+
+gitsubdir=""
+gitdir=$deploy_root
+if [ "x$keep_gitdata" != "xtrue" ] ; then
+  if [ ! -d $archivedir/$project-git ] ; then
+    mkdir $archivedir/$project-git
+    chown -R $deploy_user:$deploy_user $archivedir/$project-git
+  fi
+  gitdir=$archivedir/$project-git/gitrepo
+fi
+if [ "x$git_subdir" != "xundefined" ] ; then
+  if [ ! -d $archivedir/$project-git ] ; then
+    mkdir $archivedir/$project-git
+    chown -R $deploy_user:$deploy_user $archivedir/$project-git
+  fi
+  gitdir=$archivedir/$project-git
+  gitsubdir="$git_subdir/"
+fi
+
+do_install () {
+  if [ -d $gitdir/.git ] ; then
+    cd $gitdir
+    git pull $verbosity origin $branch
+    git checkout $verbosity $branch
+    if [ "x$?" != "x0" ] ; then
+      git checkout -b $verbosity $branch
+    fi
+  else
+    git clone $verbosity --branch $branch --recursive $source $gitdir
+    cd $gitdir
+  fi
+
+  if [ "x$git_tag" != "xundefined" ] ; then
+    git checkout $verbosity $git_tag
+  fi
+
+  if [ "x$commit" != "xundefined" ] ; then
+    git checkout $verbosity $commit
+  fi
+
+  if [ "x$gitdir" == "x$archivedir/$project-git/gitrepo" ] ; then
+    rsync -a --exclude=".git" $gitdir/$gitsubdir $deploy_root/
+  fi
+
+}
+
+do_rollback () {
+
+  echo "Rollback not yet supported"
+}
+
+# Action!
+case "$action" in
+    install) export -f do_install ; su $deploy_user -c do_install ;;
+    rollback) do_rollback ;;
+esac