add beacon_node_netkey to be able to deploy node private key

This is used by Nimbus Eth2 bootnodes.

Signed-off-by: Jakub Sokołowski <jakub@status.im>

defaults/main.yml

@@ -36,5 +36,9 @@ beacon_node_consul_metrics_service_name: '{{ beacon_node_consul_service_name }}-
 # Goerli RPC
 beacon_node_web3_url: 'wss://goerli.infura.io/ws/v3/6224f3c792cc443fafb64e70a98f871e'
 
+# Netkey file contents, optional.
+#beacon_node_netkey: '{"key":"json"}'
+beacon_node_netkey_cont_path: 'data/netkey'
+
 # general container management
 compose_recreate: false

tasks/compose.yml

@@ -1,19 +1,4 @@
 ---
-- name: 'Create container dir: {{ beacon_node_cont_name }}'
-  file:
-    path: '{{ beacon_node_cont_vol }}/data'
-    state: directory
-    owner: dockremap
-    group: docker
-    mode: 0750
-  with_items:
-    - '{{ beacon_node_cont_vol }}/data'
-    - '{{ beacon_node_secrets_path }}'
-
-- name: Verify network name
-  assert:
-    that: '{{ beacon_node_network in ["toledo", "pyrmont", "mainnet"] }}'
-
 - name: 'Create container config: {{ beacon_node_cont_name }}'
   set_fact:
     beacon_node_compose:
@@ -45,7 +30,7 @@
             --log-level={{ beacon_node_log_level }}
             --tcp-port={{ beacon_node_listening_port }}
             --udp-port={{ beacon_node_discovery_port }}
-            --netkey-file=/data/netkey
+            --netkey-file=/{{ beacon_node_netkey_cont_path }}
             --insecure-netkey-password=true
             --rpc
             --rpc-address=0.0.0.0

tasks/config.yml

@@ -0,0 +1,25 @@
+---
+- name: 'Create container dir: {{ beacon_node_cont_name }}'
+  file:
+    path: '{{ beacon_node_cont_vol }}/data'
+    state: directory
+    owner: dockremap
+    group: docker
+    mode: 0750
+  with_items:
+    - '{{ beacon_node_cont_vol }}/data'
+    - '{{ beacon_node_secrets_path }}'
+
+- name: 'Create netkey file (optional)'
+  copy:
+    dest: '{{ beacon_node_cont_vol  }}/{{ beacon_node_netkey_cont_path }}'
+    content: '{{ beacon_node_netkey }}'
+    owner: dockremap
+    group: docker
+    mode: 0600
+  when: beacon_node_netkey is defined
+
+- name: Verify network name
+  assert:
+    that: '{{ beacon_node_network in ["toledo", "pyrmont", "mainnet"] }}'
+

tasks/install.yml

@@ -1,8 +1,8 @@
 ---
-- name: Install docker-compose
+- name: Install docker-compose utility
   apt:
     name: docker-compose
 
-- name: Install docker-compose
+- name: Install docker-compose python module
   pip:
     name: docker-compose

tasks/main.yml

@@ -1,5 +1,6 @@
 ---
 - import_tasks: install.yml
+- import_tasks: config.yml
 - import_tasks: compose.yml
 - import_tasks: container.yml
 - import_tasks: firewall.yml