vector: make cmd and entrypoint configurable (#343)

Author: skylenet

roles/vector/defaults/main.yaml

@@ -5,6 +5,8 @@ vector_cleanup: false # when set to "true" it will remove the container(s)
 
 vector_container_image: timberio/vector:0.46.1-alpine
 vector_container_name: vector
+vector_container_entrypoint: ["/usr/local/bin/vector"]
+vector_container_command: ["--config", "/etc/vector/vector.toml"]
 vector_container_ports: []
 vector_container_restart_policy: always
 vector_container_networks: []

roles/vector/tasks/setup.yaml

@@ -33,6 +33,8 @@
     name: "{{ vector_container_name }}"
     image: "{{ vector_container_image }}"
     image_name_mismatch: recreate
+    command: "{{ vector_container_command }}"
+    entrypoint: "{{ vector_container_entrypoint }}"
     ports: "{{ vector_container_ports }}"
     restart_policy: "{{ vector_container_restart_policy }}"
     networks: "{{ vector_container_networks }}"