Merge branch 'role_common'

netmaker doesnt handle concurrent joins to different server-nodes well and will duplicate addresses

common/defaults/main.yml

@@ -0,0 +1 @@
+ipv6_stable_secret: 1111:2222:3333:4444:5555:6666:7777:8888

common/tasks/main.yml

@@ -5,3 +5,5 @@
 - import_tasks: ./packages.yml
 
 - import_tasks: ./aliases.yml
+
+- import_tasks: ./networking.yml

common/tasks/networking.yml

@@ -0,0 +1,22 @@
+- name: Set sysctl settings for ip-forwarding
+  copy:
+      dest: "/etc/sysctl.d/ip-forwarding.conf"
+      content: |
+          net.ipv4.ip_forward           = 1
+          net.ipv6.conf.all.forwarding  = 1
+  notify: reload_sysctl
+
+- name: Set sysctl settings for ipv6-address-generation
+  copy:
+      dest: "/etc/sysctl.d/ipv6-slaac-address-generation.conf"
+      content: |
+          net.ipv6.conf.default.addr_gen_mode = 2
+          net.ipv6.conf.default.stable_secret = {{ ipv6_stable_secret }}
+  notify: reload_sysctl
+
+- name: Set sysctl settings to override ipv6-slaac with enabled forwarding
+  copy:
+      dest: "/etc/sysctl.d/ipv6-slaac-override.conf"
+      content: |
+          net.ipv6.conf.all.accept_ra = 2
+  notify: reload_sysctl

netmaker/tasks/join-network.yml

@@ -2,4 +2,6 @@
   when: "netclient.join_network_token is defined"
   command: "netclient join -t {{ netclient.join_network_token }}"
   failed_when: command.rc != 0
+  changed_when: "'starting wireguard' in command.stdout"
   register: command
+  throttle: 1

netmaker/tasks/main.yml

@@ -3,3 +3,6 @@
 - import_tasks: ./install.yml
 
 - import_tasks: ./join-network.yml
+
+- name: Gather facts to get changes
+  ansible.builtin.gather_facts:

netmaker_server/docs/architecture.puml

@@ -30,7 +30,7 @@ component netmaker_server {
   component nm_api
   nm_api -down- nm_api_http
   ng_http --( nm_api_http
-  nm_api -up-( ng_TLS : db-connection to rqlite-master
+  nm_api .up.( ng_TLS : db-connection to rqlite-master
   nm_api --( mq_plain
 }