continue working on supporting multiple branches

files/home_hpf_ans_bin_ansible_pull_sh

@@ -1,7 +1,23 @@
 #!/bin/bash
 
-# - Fix branch to check out
+# - Process command line
+GIT_REPO_BRANCH="production"
+while [ $# -gt 0 ]; do
+  case "$1" in
+    -h|--help)
+      echo "Usage: $0 [--branch <branch name>]"
+      exit 0
+      ;;
+    --branch)
+      shift 1
+      if [ $# -eq 0 ] ; then echo "$0: ERROR - Branch not specified." ; exit 1 ; fi
+      GIT_REPO_BRANCH="$1"
+      shift 1
+      ;;
+  esac
+done
 
+# - Include ansible virtual environment
 . "${HOME}/.ansible-venv/bin/activate"
 
 SCRIPT_NAME="$(basename "${0}")"
@@ -23,5 +39,5 @@ if ! flock -n 9 ; then echo " - ERROR - Another copy of ${SCRIPT_NAME} is alread
 
 # - Do our work
 echo
-ansible-pull --only-if-changed --url "${GIT_REPO}" --checkout "${@}"
+ansible-pull --only-if-changed --url "${GIT_REPO}" --checkout "${GIT_REPO_BRANCH}" "${@}"