Script to run an Ansible playbook inside an Ubuntu virtual machine against a local inventory.

ansible-playbook-helper.sh

#!/usr/bin/env bash

ANSIBLE_PLAYBOOK=$1
ANSIBLE_HOSTS=$2
INVENTORY_FILE="/tmp/ansible_hosts"

function check_arguments() {
    if [ -z ${ANSIBLE_PLAYBOOK} ]; then
        echo "Usage: ansible-playbook-helper playbook-file [inventory-file|hostname]"
        exit 1
    fi

    if [ ! -f ${ANSIBLE_PLAYBOOK} ]; then
        echo "Missing specified playbook file"
        exit 1
    fi

    if [ -z ${ANSIBLE_HOSTS} ]; then
        ANSIBLE_HOSTS="local"
    fi
}

function install() {
    if [ $(dpkg-query -W -f='${Status}\n' ansible | grep -c "install ok installed") -eq 1 ]; then
        echo "Ansible already found, skipping installation"
        return 0
    fi
    if [ $(grep ^ /etc/apt/sources.list /etc/apt/sources.list.d/* | grep -c "rquillo/ansible") -eq 0 ]; then
        echo "Adding Ansible PPA"
        sudo add-apt-repository -y ppa:rquillo/ansible
    fi
    echo "Installing Ansible"
    sudo apt-get update
    sudo apt-get install -y ansible
}

function prepare_inventory_file() {
    echo "Preparing Ansible inventory"

    if [ -f ANSIBLE_HOSTS ]; then
        cp ${ANSIBLE_HOSTS} ${INVENTORY_FILE}
        return 0
    fi

    if [ -z ANSIBLE_HOSTS ]; then
        ANSIBLE_HOSTS="local"
    fi

    echo -e "[${ANSIBLE_HOSTS}]\n127.0.0.1" > ${INVENTORY_FILE}
}

function run() {
    echo "Running playbook"
    ansible-playbook -s ${ANSIBLE_PLAYBOOK} --inventory-file=${INVENTORY_FILE} --connection=local
    rm ${INVENTORY_FILE}
}

check_arguments
install
prepare_inventory_file
run