From 5aa9869845c1823e25902fcb71c5ba46d72bd5f5 Mon Sep 17 00:00:00 2001
From: Jakub Czajka <jakub@ekhem.eu.org>
Date: Sat, 2 Dec 2023 17:15:06 +0100
Subject: [PATCH] [config] Configure automatic deployment.

---
 config.git/deploy.yaml        | 20 ++++++++++++++++++++
 config.git/hooks/post-receive | 13 +++++++++++++
 2 files changed, 33 insertions(+)
 create mode 100644 config.git/deploy.yaml
 create mode 100755 config.git/hooks/post-receive

diff --git a/config.git/deploy.yaml b/config.git/deploy.yaml
new file mode 100644
index 0000000..83df766
--- /dev/null
+++ b/config.git/deploy.yaml
@@ -0,0 +1,20 @@
+# Copyright (c) 2023 Jakub Czajka <jakub@ekhem.eu.org>
+# License: GPL-3.0 or later.
+
+- hosts: servers
+  vars:
+    repo: "{{ ansible_local.env.vars.git_home_dir }}/config.git"
+  tasks:
+    - name: Checkout environment to /etc
+      command: /usr/bin/git --work-tree=/etc --git-dir={{ repo }} \
+        checkout main --force environment
+      become: true
+    - name: Create facts.d directory
+      file:
+        path: /etc/ansible/facts.d
+        state: directory
+      become: true
+    - name: Export environment as ansible facts in the .ini format
+      shell: sed --expression 's/export\s//g ; s/\"//g ; 1s/^.*$/[vars]/' \
+        /etc/environment > /etc/ansible/facts.d/env.fact
+      become: true
diff --git a/config.git/hooks/post-receive b/config.git/hooks/post-receive
new file mode 100755
index 0000000..c64a663
--- /dev/null
+++ b/config.git/hooks/post-receive
@@ -0,0 +1,13 @@
+#!/bin/sh
+# Copyright (c) 2023 Jakub Czajka <jakub@ekhem.eu.org>
+# License: GPL-3.0 or later.
+
+while read old_revision new_revision branch
+do
+    if [ "${branch}" != "refs/heads/main" ]
+    then
+        echo "${branch} is not the main branch so not deploying."
+        exit 0
+    fi
+    sudo /usr/bin/ansible-playbook --connection=local deploy.yaml
+done
-- 
2.39.5