[WIP] First version of script that simplifies launch

README.md

@@ -16,8 +16,7 @@ ansible-pull \
 * Launches a new LXD container called **newodoocontainer**, that uses a LXD profile to download
   and setup Odoo v14.
 * Creates a DNS alias for **externo.agofer.net** or **externo2.agofer.net**
-  (see role variables in `local.yml` file), called
-  **<newodoocontainer>.agofer.net**.
+  (see role variables in `local.yml` file), called **_newodoocontainer_.agofer.net**.
 * Registers this container in the existing Nginx Proxy container.
 * Requests an SSL certificate to _Let's Encrypt_ for the new domain, storing
   the certificates in the Nginx Proxy container.

launch-odoo14-container.sh

@@ -0,0 +1,36 @@
+#!/usr/bin/env bash
+#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+# Uses ansible-pull from a Python venv to create a LXD container
+#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+usage ()
+{
+	echo "Uses ansible-pull from a Python venv to create a LXD container"
+	echo "  Usage: $1 <new-container-name>"
+}
+
+is_in () {
+    [[ $2 =~ (^|[[:space:]])$1($|[[:space:]]) ]] && return 1 || return 0
+}
+
+CONTAINER="$1"
+
+# Need a container name:
+if [ -z "$CONTAINER" ]; then
+	usage "$0"
+	exit 1
+fi
+
+# Container cannot exist already:
+ALLCONTAINERS=$(lxc ls -c n --format csv)
+
+is_in "$CONTAINER" "${ALLCONTAINERS}"
+container_exists=$?
+
+if [[ ${container_exists} -eq 0 ]]; then
+    printf 'ERROR: %s\n' "A container with that name exists already" >&2
+    exit 2
+fi
+
+echo "Would have launched container"
+