implemented compose by url, parse, local yaml.

roles/alloy/tasks/main.yml

@@ -5,6 +5,7 @@
   vars:
     docker_app_env_template_src: "{{ playbook_dir }}/../roles/alloy/templates/env.j2"
     docker_app_compose_template_src: "{{ playbook_dir }}/../roles/alloy/templates/compose.yaml.j2"
+    docker_app_compose_override_template_src: "{{ playbook_dir }}/../roles/alloy/templates/compose.override.yaml.j2"
     docker_app_name: "{{ alloy_name }}"
     docker_app_dir: "{{ alloy_dir }}"
     docker_app_image: "{{ alloy_image }}"

roles/alloy/templates/compose.override.yaml.j2

@@ -0,0 +1,3 @@
+services:
+  {{ docker_app_name }}: {}
+

roles/alloy/templates/compose.yaml.j2

@@ -17,10 +17,10 @@ services:
 {% if docker_app_env | length > 0 %}
     env_file: .env
 {% endif %}
-{% if docker_app_routing_mode == "host" and docker_app_ports | length > 0 %}
+{% if docker_app_routing_mode in ["host", "traefik_file"] and docker_app_ports | length > 0 %}
     ports:
 {% for port in docker_app_ports %}
-      - "{{ port.bind | default('0.0.0.0') }}:{{ port.host | default(port.container) }}:{{ port.container }}{% if port.protocol | default('tcp') != 'tcp' %}/{{ port.protocol }}{% endif %}"
+      - "{{ port.bind | default((docker_app_traefik_file_bind_address if docker_app_routing_mode == 'traefik_file' else '0.0.0.0')) }}:{{ port.host | default(port.container) }}:{{ port.container }}{% if port.protocol | default('tcp') != 'tcp' %}/{{ port.protocol }}{% endif %}"
 {% endfor %}
 {% endif %}
 {% if docker_app_routing_mode == "traefik" and docker_app_service_port %}

roles/alloy/upstream/SOURCE.md

@@ -0,0 +1,7 @@
+# Upstream Snapshot
+
+This directory stores copied upstream reference files for the `alloy` role.
+
+See `docs/upstream-sources.yml` for repository URLs, refs, README paths, Compose paths, and verification status.
+
+Snapshot files are reference material only. Deployments are generated from this role's `templates/` directory.

roles/alloy/upstream/docker-compose.yml

@@ -0,0 +1,23 @@
+services:
+  grafana-alloy:
+    image: grafana/alloy:latest
+    container_name: grafana-alloy
+    ports:
+      - '12345:12345'
+    volumes:
+      # mount config file
+      - './grafana/alloy/config.alloy:/etc/alloy/config.alloy'
+      # give access to running docker containers for discovery.docker
+      - /var/run/docker.sock:/var/run/docker.sock
+      # give access to docker's log files directory (optional)
+      - /var/lib/docker/containers:/var/lib/docker/containers:ro
+    environment:
+      # pass environment variables for config.alloy
+      GRAFANA_LOKI_URL: ${GRAFANA_LOKI_URL}
+      GRAFANA_LOKI_USERNAME: ${GRAFANA_LOKI_USERNAME}
+#      GRAFANA_CLOUD_API_KEY: ${GRAFANA_CLOUD_API_KEY}
+    command:
+      - run
+      - --server.http.listen-addr=0.0.0.0:12345
+      - --storage.path=/var/lib/alloy/data
+      - /etc/alloy/config.alloy