Merge pull request #729 from holta/runrole

Jerry's ./runrole works with Ansible 2.5.0

run-one-role.yml

@@ -0,0 +1,13 @@
+---
+- hosts: all
+  become: yes
+
+  vars_files:
+  - vars/default_vars.yml
+  - vars/{{ ansible_local.local_facts.os_ver }}.yml
+  - vars/local_vars.yml
+  - /etc/iiab/config_vars.yml
+
+  roles:
+      - { role: 0-init, tags: ['0-init'] }
+      - { role: "{{ role_to_run }}", tags: ['run'] }

runrole

@@ -0,0 +1,28 @@
+#!/bin/bash
+
+INVENTORY="ansible_hosts"
+PLAYBOOK="run-one-role.yml"
+#PLAYBOOK="iiab-stages.yml"
+CWD=`pwd`
+
+export ANSIBLE_LOG_PATH="$CWD/iiab-debug.log"
+
+if [ ! -f $PLAYBOOK ]; then
+    echo "Exiting: IIAB Playbook not found."
+    echo "Please run this in /opt/iiab/iiab (top level of the git repo)."
+    exit 1
+fi
+
+# Is the following stanza nec?
+if [ ! -f /etc/iiab/config_vars.yml ]; then
+    mkdir -p /etc/iiab
+    echo "{}" > /etc/iiab/config_vars.yml
+fi
+
+if [[ $# -eq 0 ]] ; then
+    echo " usage: ./runrole <name of role>"
+    echo " Can only take a single value."
+    exit 0
+fi
+
+ansible-playbook -i $INVENTORY $PLAYBOOK --connection=local -e "role_to_run=$1"