ci: run e2e tests in GitLab CI

Author: phm07

.gitlab-ci.yml

@@ -56,3 +56,12 @@ test:unit:
         coverage_format: cobertura
         path: coverage.xml
   coverage: "/coverage: \\d+.\\d+% of statements/"
+
+test:e2e:
+  stage: test
+  image: golang:1.24
+  script:
+    - export HCLOUD_TOKEN=$(sh hack/get-tmp-hcloud-token.sh)
+    - go test -tags e2e -coverpkg=./... -coverprofile=coverage.txt -v -race ./test/e2e
+  variables:
+    CERT_DOMAIN: hc-integrations-test.de

hack/get-tmp-hcloud-token.sh

@@ -0,0 +1,18 @@
+#!/usr/bin/env bash
+
+set -eu
+
+error() {
+  echo >&2 "error: $*"
+  exit 1
+}
+
+TPS_URL="https://tps.hc-integrations.de"
+
+curl \
+  --silent \
+  --fail-with-body \
+  --request "POST" \
+  --user-agent "tps-client/unknown" \
+  --header "Authorization: Bearer $TPS_TOKEN" \
+  "$TPS_URL" || error "could not generate temporary token!"