From 276e157dcf072f8b9fa1eb116eaf9ea3dc524810 Mon Sep 17 00:00:00 2001
From: Lu Baumann <mail@lu-dev.de>
Date: Wed, 13 Dec 2023 04:17:07 +0100
Subject: [PATCH] added script

---
 .gitignore            |  3 ++-
 docker-healthcheck.py | 40 ++++++++++++++++++++++++++++++++++++++++
 2 files changed, 42 insertions(+), 1 deletion(-)
 create mode 100644 docker-healthcheck.py

diff --git a/.gitignore b/.gitignore
index 5d381cc..60ae14d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -158,5 +158,6 @@ cython_debug/
 #  be found at https://github.com/github/gitignore/blob/main/Global/JetBrains.gitignore
 #  and can be added to the global gitignore or merged into this file.  For a more nuclear
 #  option (not recommended) you can uncomment the following to ignore the entire idea folder.
-#.idea/
+.idea/
 
+checks.yaml
diff --git a/docker-healthcheck.py b/docker-healthcheck.py
new file mode 100644
index 0000000..1e9dc35
--- /dev/null
+++ b/docker-healthcheck.py
@@ -0,0 +1,40 @@
+# /usr/bin/env python3
+
+import requests
+import yaml
+import docker
+import docker.errors
+
+
+def read_checks() -> dict:
+    with open("./checks.yaml") as f:
+        checks = yaml.safe_load(f)
+    return checks
+
+
+def main() -> None:
+    checks = read_checks()
+    if "self" in checks:
+        requests.get(checks["self"])
+
+    client = docker.from_env()
+    for container_id in checks:
+        if container_id == "self":
+            continue
+        try:
+            container = client.containers.get(container_id)
+            container_status = container.attrs["State"]["Status"]
+            if container_status in ["healthy", "running"]:
+                requests.post(checks[container_id])
+            else:
+                requests.post(
+                    checks[container_id] + "/fail",
+                    f"Container has status '{container_status}' which is not one of 'healthy' or 'running'"
+                )
+        except docker.errors.NotFound:
+            if "self" in checks:
+                requests.post(checks["self"] + "/fail", f"Container '{container_id}' not found.")
+
+
+if __name__ == "__main__":
+    main()