provisioning tool for building opinionated architecture
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#!/bin/bash
function check_database_exists() {
db-psql list | grep -q "$longname"
}
function check_port_used() {
# shellcheck disable=SC2034
usedport=$(lxc exec "$container" -- cat /etc/nginx/sites-enabled/"$longname".conf | grep listen | cut -d ' ' -f2)
[[ "$usedport" == "$port" ]]
}
function check_directory_exists() {
lxc exec "$container" -- test -d /var/www/"$longname"
}
function check_service_running() {
lxc exec "$container" -- bash -c "systemctl is-active --quiet nginx.service"
}
function _read() {
disable_trace
check_database_exists
check_container "$container"
check_port_used
check_directory_exists
check_service_running
enable_trace
return 0
}
function _create() {
PREFIX="recipe:dolibarr:create"
: $PREFIX
echo "create a Dolibarr instance for $shortname"
lxc exec "$container" -- bash <<EOF
set -Eeuo pipefail
echo "install latest release ... "
cd /var/www
PATH="\$PATH:/opt/debian-bash/tools"
VERSION="\$(wget_semver github Dolibarr/dolibarr)"
if [[ ! -f "dolibarr-\$VERSION.tgz" ]]; then
wget_release github Dolibarr/dolibarr
else
echo "dolibarr version=\$VERSION already downloaded!"
fi
if [[ ! -d "$longname" ]]; then
tar -xzvf "dolibarr-\$VERSION.tgz"
mv dolibarr-\$VERSION $longname
chown www-data:www-data -R $longname
else
echo "$longname already created!"
fi
EOF
echo "generating configuration files from templates... "
mkdir -p "$MIAOU_CONFIGDIR/apps/dolibarr/$shortname"
PHP_VERSION=$(lxc exec "$container" -- dpkg -l php-fpm | grep "^ii" | cut -d ':' -f2 | cut -d '+' -f1)
APP_PORT=$port APP_NAME=$longname PHP_VERSION=$PHP_VERSION tera -e -t "$MIAOU_DIR/templates/apps/dolibarr/host.j2" -o "$MIAOU_CONFIGDIR/apps/dolibarr/$shortname/host.conf" "$MIAOU_CONFIGDIR/miaou.expanded.yaml" >/dev/null
echo "copying configuration files onto container <$container>... "
lxc file push --uid 0 --gid 0 "$MIAOU_CONFIGDIR/apps/dolibarr/$shortname/host.conf" "$container/etc/nginx/sites-available/$longname.conf"
echo "copying files over container <$container> ... OK"
if ! (db-psql list | grep -q "$longname"); then
echo "create empty database <$longname> ... "
db-psql create "$longname"
echo "create empty database <$longname> ... OK"
else
echo "database already exists!"
fi
echo "enable host config..."
lxc exec "$container" -- bash <<EOF
set -Eeuo pipefail
cd /etc/nginx/sites-enabled
ln -sf ../sites-available/$longname.conf
mkdir -p /var/log/nginx/$longname
nginx -t
systemctl reload nginx
EOF
echo "enable host config... OK"
}
function _update() {
echo "TODO: update"
}
function _delete() {
echo "TODO: delete"
}
function usage() {
echo "Usage: $COMMAND_NAME -c|r|u|d --port PORT --container CONTAINER --name NAME"
exit 2
}
### MAIN
# init_strict
COMMAND_NAME=$(basename "$0")
# read the options
TEMP=$(getopt -n "$COMMAND_NAME" -o crud --long port:,container:,name:,fqdn: -- "$@")
# shellcheck disable=SC2181
[[ "$?" -eq 0 ]] || usage
eval set -- "$TEMP"
action="unset"
port="unset"
container="unset"
shortname="unset"
longname="unset"
# extract options and their arguments into variables.
while true; do
case "$1" in
--port)
port=$2
shift 2
;;
--fqdn)
shift 2
;;
--container)
container=$2
shift 2
;;
--name)
shortname=$2
longname="dolibarr-$shortname"
shift 2
;;
-c)
[[ "$action" == "unset" ]] || usage
action="_create"
shift 1
;;
-r)
[[ "$action" == "unset" ]] || usage
action="_read"
shift 1
;;
-u)
[[ "$action" == "unset" ]] || usage
action="_update"
shift 1
;;
-d)
[[ "$action" == "unset" ]] || usage
action="_delete"
shift 1
;;
--)
shift
break
;;
*)
echo "Internal error!"
exit 1
;;
esac
done
[[
"$action" != unset &&
"$port" != unset &&
"$container" != unset &&
"$shortname" != unset ]] || usage
. "$MIAOU_BASEDIR/lib/init.sh"
$action