From 2b5af5146d7c22eac4a5150a038a05620ec5b8a3 Mon Sep 17 00:00:00 2001
From: Armand Philippot <git@armandphilippot.com>
Date: Fri, 4 Mar 2022 19:07:57 +0100
Subject: build(docker): make Docker deployement compatible with Docker Swarm

I also added a custom script to deploy the services with Docker Swarm.
Without it, Docker cannot read the `.env` file. Since I'm using a
variable to define the registry, the script is required.
---
 bin/deploy.sh | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100755 bin/deploy.sh

(limited to 'bin/deploy.sh')

diff --git a/bin/deploy.sh b/bin/deploy.sh
new file mode 100755
index 0000000..31b8cdb
--- /dev/null
+++ b/bin/deploy.sh
@@ -0,0 +1,27 @@
+#!/usr/bin/env sh
+#
+# deploy.sh
+#
+# Deploy both services using Docker swarm.
+#
+# The registry domain is set in dotenv file but docker stack cannot read it.
+# So a custom deploy script is required to load .env first.
+# See: https://github.com/moby/moby/issues/29133
+
+loadenvs() {
+  set -a && . ./.env && set +a
+}
+
+error() {
+  printf "Error: stack name not defined.\n"
+  printf "Usage: sh deploy.sh your-stack-name\n"
+  exit 1
+}
+
+deploy() {
+  [ $# -ne 1 ] && error
+  loadenvs
+  docker stack deploy -c docker-compose.yml "$1"
+}
+
+deploy "$@"
-- 
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