feat: support passing in environment variables

README.md

@@ -52,6 +52,8 @@ Ansible Collections
 - `runner_is_paused`: Optional. If true, runner will not receive any new jobs.
 - `runner_run_untagged_builds`: Optional. Register to run untagged builds.
 - `runner_tags`: Optional. List of tags.
+- `runner_env`: Optional. Dictionary of environment variables available to the
+  CI jobs.
 - `runner_metrics_enabled`: Optional. If true, runner will expose Prometheus
   metrics via embedded HTTP server.
 - `runner_metrics_listen_address`. Optional. `<host>:<port>` address on which

defaults/main.yml

@@ -15,6 +15,7 @@ runner_run_untagged_builds: true
 runner_tags:
 runner_metrics_enabled: false
 runner_stop_timeout: 3600
+runner_env: {}
 
 runner_docker_volume_mount_daemon: "/etc/docker/daemon.json:/etc/docker/daemon.json:ro"
 runner_docker_volume_mount_ssl: "/etc/ssl/certs:/etc/ssl/certs:ro"

tasks/registration.yml

@@ -53,6 +53,7 @@
     --env 'COMPOSE_HTTP_TIMEOUT={{ env_compose_http_timeout }}'
     --env 'DOCKER_DRIVER={{ env_docker_driver }}'
     --env 'DOCKER_TLS_CERTDIR={{ env_docker_tls_certdir }}'
+    {{ runner_env | default({}) | map('dict2items') | map('first') | map('join', '=') | map('regex_replace', '^(.*)$', '--env \\1') | join(' ') }}
     {{ '--docker-image ' + runner_docker_image if runner_executor == 'docker' else '' }}
     {{ '--docker-privileged ' if runner_executor == 'docker' and runner_docker_privileged else '' }}
     {{ '--docker-wait-for-services-timeout '