From 72650d4dc3df8923cd0cd384aaf005457a8e0b89 Mon Sep 17 00:00:00 2001
From: Casper <casperklein@users.noreply.github.com>
Date: Tue, 7 Jun 2022 11:54:58 +0200
Subject: [PATCH] Add basic container healthcheck (#2625)

---
 docker-compose.yml |  4 ++++
 test/tests.bats    | 11 +++++++++++
 2 files changed, 15 insertions(+)

diff --git a/docker-compose.yml b/docker-compose.yml
index 1e3e84ab..ee5f7a86 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -26,3 +26,7 @@ services:
     stop_grace_period: 1m
     cap_add:
       - NET_ADMIN
+    healthcheck:
+      test: "ss --listening --tcp | grep -P 'LISTEN.+:smtp' || exit 1"
+      timeout: 3s
+      retries: 0
diff --git a/test/tests.bats b/test/tests.bats
index 460e6990..3c5c4e02 100644
--- a/test/tests.bats
+++ b/test/tests.bats
@@ -37,6 +37,7 @@ setup_file() {
     -e VIRUSMAILS_DELETE_DELAY=7 \
     -h mail.my-domain.com \
     --tty \
+    --health-cmd "ss --listening --tcp | grep -P 'LISTEN.+:smtp' || exit 1" \
     "${NAME}"
 
   wait_for_finished_setup_in_container mail
@@ -1206,6 +1207,16 @@ EOF
   assert_failure
 }
 
+#
+# healthcheck
+#
+
+@test "checking container healthcheck" {
+  run bash -c "docker inspect mail | jq -r '.[].State.Health.Status'"
+  assert_output "healthy"
+  assert_success
+}
+
 #
 # supervisor
 #