ci: add integration test for graceful Gateway shutdown (#10077)

Signed-off-by: Thomas Eizinger <thomas@eizinger.io>

.github/workflows/_integration_tests.yml

@@ -102,6 +102,7 @@ jobs:
         test:
           - name: direct-curl-api-down
           - name: direct-curl-api-restart
+          - name: direct-curl-gateway-restart
           - name: direct-curl-ecn
           - name: direct-download-packet-loss
           - name: direct-dns-api-down

docker-compose.yml

@@ -384,7 +384,7 @@ services:
         apk add --no-cache ethtool
         ethtool -K eth0 tx off
 
-        firezone-headless-client
+        exec firezone-headless-client
     init: true
     build:
       target: ${DOCKER_BUILD_TARGET:-debug}
@@ -455,7 +455,7 @@ services:
         ethtool -K eth1 tx off
         ethtool -K eth2 tx off
 
-        firezone-gateway
+        exec firezone-gateway
     init: true
     build:
       target: ${DOCKER_BUILD_TARGET:-debug}

scripts/tests/direct-curl-gateway-restart.sh

@@ -0,0 +1,11 @@
+#!/usr/bin/env bash
+
+source "./scripts/tests/lib.sh"
+
+client_curl_resource "172.20.0.100/get"
+client_curl_resource "[172:20:0::100]/get"
+
+docker compose restart gateway
+
+client_curl_resource "172.20.0.100/get"
+client_curl_resource "[172:20:0::100]/get"

scripts/tests/lib.sh

@@ -19,7 +19,7 @@ function relay2() {
 }
 
 function client_curl_resource() {
-    client curl --connect-timeout 30 --fail "$1" >/dev/null
+    client curl --connect-timeout 10 --fail "$1" >/dev/null
 }
 
 function client_ping_resource() {