Clean nomad+consul deploy tasks as we do not deploy anymore on ARM so it is untested for real

ansible/README.md

@@ -4,6 +4,8 @@
 
 For each machine, **one by one** do:
   - Check that cluster is healthy
+    - `sudo gluster peer status`
+    - `sudo gluster volume status all` (check Online Col, only `Y` must appear)
   - Run `ansible-playbook -i production --limit <machine> site.yml`
   - Reboot
   - Check that cluster is healthy

ansible/cluster_nodes.yml

@@ -11,17 +11,8 @@
       tags: kv
     - role: nomad
       tags: orchestrator
-
-# UNSAFE!! This section is disabled by default, to run it the flags -t net should be added
-# to the ansible playbook command line.
-# Reason: when rules.{v4,v6} are changed, the whole iptables configuration is reloaded.
-# This creates issues with Docker, which injects its own configuration in iptables when it starts.
-# In practice, most (all?) containers will break if rules.{v4,v6} are changed,
-# and docker will have to be restared.
-- hosts: cluster_nodes
-  roles:
-   - role: network
-     tags: [ net, never ]
+    - role: network
+      tags: net
 
 # UNSAFE!! This section configures glusterfs. Once done, don't run it ever again as it may break stuff.
 #   - role: storage

ansible/roles/consul/handlers/main.yml

@@ -1,4 +0,0 @@
----
-
-- name: restart consul
-  service: name=consul state=restarted

ansible/roles/consul/tasks/main.yml

@@ -1,16 +1,6 @@
 - name: "Set consul version"
   set_fact:
-    consul_version: 1.7.4
-
-- name: "Download and install Consul for armv7l"
-  unarchive:
-    src: "https://releases.hashicorp.com/consul/{{ consul_version }}/consul_{{ consul_version }}_linux_arm.zip"
-    dest: /usr/local/bin
-    remote_src: yes
-  when:
-    - "ansible_architecture == 'armv7l'"
-  notify:
-    - restart consul
+    consul_version: 1.8.0
 
 - name: "Download and install Consul for x86_64"
   unarchive:
@@ -19,31 +9,15 @@
     remote_src: yes
   when:
     - "ansible_architecture == 'x86_64'"
-  notify:
-    - restart consul
-
-- name: "Download and install Consul for arm64"
-  unarchive:
-    src: "https://releases.hashicorp.com/consul/{{ consul_version }}/consul_{{ consul_version }}_linux_arm64.zip"
-    dest: /usr/local/bin
-    remote_src: yes
-  when:
-    - "ansible_architecture == 'aarch64'"
-  notify:
-    - restart consul
 
 - name: "Create consul configuration directory"
   file: path=/etc/consul/ state=directory
 
 - name: "Deploy consul configuration"
   template: src=consul.json.j2 dest=/etc/consul/consul.json
-  notify:
-    - restart consul
 
 - name: "Deploy consul systemd service"
   copy: src=consul.service dest=/etc/systemd/system/consul.service
-  notify:
-    - restart consul
 
 - name: "Enable consul systemd service at boot"
   service: name=consul state=started enabled=yes daemon_reload=yes

ansible/roles/nomad/handlers/main.yml

@@ -1,5 +0,0 @@
----
-
-- name: restart nomad
-  service: name=nomad state=restarted
-

ansible/roles/nomad/tasks/main.yml

@@ -1,16 +1,6 @@
 - name: "Set nomad version"
   set_fact:
-    nomad_version: 0.11.3
-
-- name: "Download and install Nomad for armv7l"
-  unarchive:
-    src: "https://releases.hashicorp.com/nomad/{{ nomad_version }}/nomad_{{ nomad_version }}_linux_arm.zip"
-    dest: /usr/local/bin
-    remote_src: yes
-  when:
-    - "ansible_architecture == 'armv7l'"
-  notify:
-    - restart nomad
+    nomad_version: 0.12.0-beta2
 
 - name: "Download and install Nomad for x86_64"
   unarchive:
@@ -19,31 +9,15 @@
     remote_src: yes
   when:
     - "ansible_architecture == 'x86_64'"
-  notify:
-    - restart nomad
-
-- name: "Download and install Nomad for arm64"
-  unarchive:
-    src: "https://releases.hashicorp.com/nomad/{{ nomad_version }}/nomad_{{ nomad_version }}_linux_arm64.zip"
-    dest: /usr/local/bin
-    remote_src: yes
-  when:
-    - "ansible_architecture == 'aarch64'"
-  notify:
-    - restart nomad
 
 - name: "Create Nomad configuration directory"
   file: path=/etc/nomad/ state=directory
 
 - name: "Deploy Nomad configuration"
   template: src=nomad.hcl.j2 dest=/etc/nomad/nomad.hcl
-  notify:
-    - restart nomad
 
 - name: "Deploy Nomad systemd service"
   copy: src=nomad.service dest=/etc/systemd/system/nomad.service
-  notify:
-    - restart nomad
 
 - name: "Enable Nomad systemd service at boot"
   service: name=nomad state=started enabled=yes daemon_reload=yes