provision

#!/bin/bash
set -e
export ANSIBLE_ROLES_PATH="roles:roles-external"

# parse parameters
help="Usage: $0 <ENV> [ANSIBLE_OPT]
eg $0 acc --tags eb
will provision the tag eb on acc"

if [ "$#" -eq 0 ]; then
  echo -e "$help"
  exit 1
fi

env=$1
shift

# Set some variables
environment_dir="environments-external/$env/"
inventory="environments-external/$env/inventory"
playbook="provision.yml"

if ! [ -e "$inventory" ]; then
  echo "Inventory file '$inventory' for environment '$env' not found."
  exit 1
fi

# Download extra roles when requirements.yml is present
# and roles-external is not a symlink and is not a git repository
# and the file .no-provision is not present
if [ -d roles-external ] && [ -f "$environment_dir"/requirements.yml ]
then
  if   [ -L roles-external ] || [ -d roles-external/.git ] \
    || [ -f roles-external/.no-provision ]
  then
    echo "Skipping download of extra roles"
  else
    echo "Downloading roles to roles-external"
    ansible-galaxy install -r "$environment_dir"/requirements.yml -f -p .
  fi
else
  echo "No extra roles found to be downloaded"
fi

cmd=$(
  cat <<-EOF
ansible-playbook -i $inventory $playbook -e environment_dir=$environment_dir $@
EOF
)
echo "executing $cmd" | tr -d "\n" | tr -s ' '
echo

$cmd