From 26e3d38afbc05b994eb1740f5f3c0a7143fe1f6e Mon Sep 17 00:00:00 2001
From: Oleksandr Kozachuk <ok@kaizenkodo.no>
Date: Wed, 13 Sep 2023 10:53:12 +0200
Subject: [PATCH] Add the Gitea web hooks.

---
 hooks/gitea_cmm_hook.php | 56 ++++++++++++++++++++++++++++++++++++++++
 hooks/push_hook.sh       |  7 +++++
 2 files changed, 63 insertions(+)
 create mode 100644 hooks/gitea_cmm_hook.php
 create mode 100755 hooks/push_hook.sh

diff --git a/hooks/gitea_cmm_hook.php b/hooks/gitea_cmm_hook.php
new file mode 100644
index 0000000..6b37eb6
--- /dev/null
+++ b/hooks/gitea_cmm_hook.php
@@ -0,0 +1,56 @@
+<?php
+
+$secret_key = '123';
+
+// check for POST request
+if ($_SERVER['REQUEST_METHOD'] != 'POST') {
+    error_log('FAILED - not POST - '. $_SERVER['REQUEST_METHOD']);
+    exit();
+}
+
+// get content type
+$content_type = isset($_SERVER['CONTENT_TYPE']) ? strtolower(trim($_SERVER['CONTENT_TYPE'])) : '';
+
+if ($content_type != 'application/json') {
+    error_log('FAILED - not application/json - '. $content_type);
+    exit();
+}
+
+// get payload
+$payload = trim(file_get_contents("php://input"));
+
+if (empty($payload)) {
+    error_log('FAILED - no payload');
+    exit();
+}
+
+// get header signature
+$header_signature = isset($_SERVER['HTTP_X_GITEA_SIGNATURE']) ? $_SERVER['HTTP_X_GITEA_SIGNATURE'] : '';
+
+if (empty($header_signature)) {
+    error_log('FAILED - header signature missing');
+    exit();
+}
+
+// calculate payload signature
+$payload_signature = hash_hmac('sha256', $payload, $secret_key, false);
+
+// check payload signature against header signature
+if ($header_signature !== $payload_signature) {
+    error_log('FAILED - payload signature');
+    exit();
+}
+
+// convert json to array
+$decoded = json_decode($payload, true);
+
+// check for json decode errors
+if (json_last_error() !== JSON_ERROR_NONE) {
+    error_log('FAILED - json decode - '. json_last_error());
+    exit();
+}
+
+// success, do something
+$output = shell_exec('/home/kaizen/repos/ChatMastermind/hooks/push_hook.sh');
+echo "$output";
+?>
diff --git a/hooks/push_hook.sh b/hooks/push_hook.sh
new file mode 100755
index 0000000..9406c4c
--- /dev/null
+++ b/hooks/push_hook.sh
@@ -0,0 +1,7 @@
+#!/usr/bin/bash
+
+. /home/kaizen/.bashrc
+set -e
+cd /home/kaizen/repos/ChatMastermind
+git pull
+pytest