From 91f2fd839b91aea70d83770ec7cb20bd6471fdb2 Mon Sep 17 00:00:00 2001
From: Franziska Kunsmann <hi@kunsmann.eu>
Date: Sat, 21 Nov 2020 20:03:50 +0100
Subject: [PATCH] bundles/sshmon: add check_github_for_new_release

---
 .../sshmon/files/check_github_for_new_release | 31 +++++++++++++++++++
 bundles/sshmon/items.py                       |  1 +
 2 files changed, 32 insertions(+)
 create mode 100644 bundles/sshmon/files/check_github_for_new_release

diff --git a/bundles/sshmon/files/check_github_for_new_release b/bundles/sshmon/files/check_github_for_new_release
new file mode 100644
index 0000000..8a7085c
--- /dev/null
+++ b/bundles/sshmon/files/check_github_for_new_release
@@ -0,0 +1,31 @@
+#!/usr/bin/env python3
+
+from requests import get
+from sys import argv, exit
+
+assert len(argv) == 3, 'Usage: check_github_for_new_release <repo> <version>'
+
+repo = argv[1]
+current_version = argv[2]
+
+try:
+    r = get('https://api.github.com/repos/{}/releases/latest'.format(repo), headers={'Accept': 'application/json'}).json()
+except Exception as e:
+    print(repr(e))
+    exit(3)
+
+newest_release = r['name']
+
+if newest_release != current_version:
+    print('There is a newer version available: {} (currently installed: {})'.format(newest_release, current_version))
+
+    if r['prerelease'] or r['draft']:
+        print('Please note this is only a prerelease/draft.')
+
+        # Don't alert people for prereleases.
+        exit(0)
+    else:
+        exit(2)
+else:
+    print('Currently installed version matches newest release on github')
+    exit(0)
diff --git a/bundles/sshmon/items.py b/bundles/sshmon/items.py
index 978f9b9..ed2b582 100644
--- a/bundles/sshmon/items.py
+++ b/bundles/sshmon/items.py
@@ -47,6 +47,7 @@ for check in {
     'cpu_stats',
     'mounts',
     'ram',
+    'github_for_new_release',
     'http_url_for_string',
     'https_certificate_at_url',
     'http_wget',