drop pointless shared_ subfolder from data path

It was something compied from `nimbus-eth2` repo that has no purpose on
server hosts, and makes Ansible rolles more confusing with extra variables.

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

defaults/main.yml

@@ -2,7 +2,6 @@
 beacon_node_service_name: 'beacon-node-{{ beacon_node_network }}-{{ beacon_node_repo_branch }}'
 beacon_node_service_path: '/data/{{ beacon_node_service_name }}'
 beacon_node_data_path: '{{ beacon_node_service_path }}/data'
-beacon_node_data_folder: 'shared_{{ beacon_node_network }}_0'
 beacon_node_repo_path: '{{ beacon_node_service_path }}/repo'
 beacon_node_logs_link: '{{ beacon_node_service_path }}/logs'
 beacon_node_netkey_path: '{{ beacon_node_data_path }}/netkey'
@@ -78,7 +77,7 @@ beacon_node_threads: 1
 # Automatically distribute validators
 beacon_node_dist_validators_enabled: false
 beacon_node_dist_validators_name: '{{ beacon_node_network }}_deposits'
-beacon_node_dist_validators_data_path: '{{ beacon_node_data_path }}/{{ beacon_node_data_folder }}'
+beacon_node_dist_validators_path: '{{ beacon_node_data_path }}'
 #beacon_node_dist_validators_name: ~
 #beacon_node_dist_validators_start: ~
 #beacon_node_dist_validators_end: ~

tasks/config.yml

@@ -1,11 +1,19 @@
 ---
 - name: Create service directory
+  file:
+    path:    '{{ beacon_node_service_path }}'
+    owner:   '{{ beacon_node_user }}'
+    group:   '{{ beacon_node_group }}'
+    state:   directory
+    mode:    0770
+
+- name: Create data directory
   file:
     path:    '{{ beacon_node_data_path }}'
     owner:   '{{ beacon_node_user }}'
     group:   '{{ beacon_node_group }}'
     state:   directory
-    mode:    0770
+    mode:    0700
 
 - name: Create netkey file (optional)
   copy:

tasks/validators.yml

@@ -5,7 +5,7 @@
     dist_validators_name: '{{ beacon_node_dist_validators_name }}'
     dist_validators_start: '{{ beacon_node_dist_validators_start | mandatory }}'
     dist_validators_end: '{{ beacon_node_dist_validators_end | mandatory }}'
-    dist_validators_data_path: '{{ beacon_node_dist_validators_data_path | mandatory }}'
+    dist_validators_path: '{{ beacon_node_dist_validators_path | mandatory }}'
     dist_validators_user: '{{ beacon_node_user }}'
 
 - when: dist_validators_deployed is defined

templates/beacon-node.service.j2

@@ -15,7 +15,7 @@ Restart=on-failure
 RestartPreventExitStatus=1031
 ExecStart={{ beacon_node_repo_path }}/build/nimbus_beacon_node \
     --network={{ beacon_node_network }} \
-    --data-dir='{{ beacon_node_data_path }}/{{ beacon_node_data_folder }}' \
+    --data-dir={{ beacon_node_data_path }} \
 {% if beacon_node_validators_dir != "" %}
     --validators-dir='{{ beacon_node_validators_dir }}' \
 {% endif %}