Make things work on cluster devx.adnab.me

ansible/lxvm

@@ -1,6 +1,6 @@
 [cluster_nodes]
 #ubuntu1 ansible_host=192.168.42.10
-debian1 ansible_host=192.168.42.20 ansible_user=root public_ip=192.168.42.20 dns_server=208.67.222.222 vpn_ip=10.68.70.11 public_vpn_port=51820 datacenter=belair
+debian1 ansible_host=192.168.42.20 ansible_user=root public_ip=192.168.42.20 dns_server=208.67.222.222 vpn_ip=10.68.70.11 public_vpn_port=51820 datacenter=belair interface=enp1s0
-debian2 ansible_host=192.168.42.21 ansible_user=root public_ip=192.168.42.21 dns_server=208.67.222.222 vpn_ip=10.68.70.12 public_vpn_port=51820 datacenter=belair
+debian2 ansible_host=192.168.42.21 ansible_user=root public_ip=192.168.42.21 dns_server=208.67.222.222 vpn_ip=10.68.70.12 public_vpn_port=51820 datacenter=belair interface=enp1s0
-debian3 ansible_host=192.168.42.22 ansible_user=root public_ip=192.168.42.22 dns_server=208.67.222.222 vpn_ip=10.68.70.13 public_vpn_port=51820 datacenter=belair
+debian3 ansible_host=192.168.42.22 ansible_user=root public_ip=192.168.42.22 dns_server=208.67.222.222 vpn_ip=10.68.70.13 public_vpn_port=51820 datacenter=belair interface=enp1s0
-ovh1 ansible_host=51.75.4.20 ansible_user=debian ansible_become=yes public_ip=51.75.4.20 dns_server=208.67.222.222 vpn_ip=10.68.70.20 public_vpn_port=51820 datacenter=saturne
+ovh1 ansible_host=51.75.4.20 ansible_user=debian ansible_become=yes public_ip=51.75.4.20 dns_server=208.67.222.222 vpn_ip=10.68.70.20 public_vpn_port=51820 datacenter=saturne interface=eth0

ansible/roles/nomad/tasks/main.yml

@@ -1,7 +1,11 @@
-- name: "Set nomad version"
+- name: "Set Nomad version"
   set_fact:
     nomad_version: 0.12.0-beta2
 
+- name: "Set CNI version"
+  set_fact:
+    cni_plugins_version: 0.8.6
+
 - name: "Download and install Nomad for x86_64"
   unarchive:
     src: "https://releases.hashicorp.com/nomad/{{ nomad_version }}/nomad_{{ nomad_version }}_linux_amd64.zip"
@@ -10,6 +14,19 @@
   when:
     - "ansible_architecture == 'x86_64'"
 
+- name: "Create /opt/cni/bin"
+  file: path=/opt/cni/bin state=directory
+
+- name: "Download and install CNI plugins for x86_64"
+  unarchive:
+    src: "https://github.com/containernetworking/plugins/releases/download/v{{ cni_plugins_version }}/cni-plugins-linux-amd64-v{{ cni_plugins_version }}.tgz"
+    dest: /opt/cni/bin
+    remote_src: yes
+  when:
+    - "ansible_architecture == 'x86_64'"
+  notify:
+    - restart nomad
+
 - name: "Create Nomad configuration directory"
   file: path=/etc/nomad/ state=directory
 

ansible/roles/nomad/templates/nomad.hcl.j2

@@ -31,6 +31,16 @@ client {
     docker.privileged.enabled = "true"
     docker.volumes.enabled = "true"
   } 
-  #network_interface = "wgdeuxfleurs"
+
+  network_interface = "wgdeuxfleurs"
+
+  host_network "default" {
+    #cidr = "{{ vpn_ip }}/24"
+	interface = "wgdeuxfleurs"
+  }
+  host_network "public" {
+    #cidr = "{{ public_ip }}/32"
+	interface = "{{ interface }}"
+  }
 }
 

nomad/garage.hcl

@@ -59,7 +59,7 @@ job "garage" {
           "garage_api",
           "traefik.enable=true",
           "traefik.frontend.entryPoints=https,http",
-          "traefik.frontend.rule=Host:garage.deuxfleurs.fr"
+          "traefik.frontend.rule=Host:garage.deuxfleurs.fr,garage.devx.adnab.me"
         ]
         port = "api_port"
         address_mode = "host"

nomad/traefik.hcl

@@ -9,6 +9,7 @@ job "frontend" {
       config {
         image = "amd64/traefik:1.7.20"
         readonly_rootfs = true
+        network_mode = "host"
         port_map {
           https_port = 443
           http_port = 80
@@ -24,30 +25,35 @@ job "frontend" {
         network {
           port "https_port" {
             static = "443"
+            host_network = "public"
           }
           port "http_port" {
             static = "80"
+            host_network = "public"
           }
           port "adm_port" {
             static = "8082"
           }
         }
       }
+      
+      template {
+        data = "{{ key \"configuration/traefik/traefik.toml\" }}"
+        destination = "secrets/traefik.toml"
+      }
 
       service {
         tags = [
-          "https", 
+          "http", 
           "frontend",
-          "(diplonat (tcp_port 80 443))"
+          "(diplonat (tcp_port 80))"
         ]
-        port = "https_port"
+        port = "http_port"
-        address_mode = "host"
+        name = "traefik-http"
-        name = "traefik"
+
         check {
-          type = "http"
+          type = "tcp"
-          protocol = "http"
+          port = "http_port"
-          port = "adm_port"
-          path = "/ping"
           interval = "60s"
           timeout = "5s"
           check_restart {
@@ -57,10 +63,28 @@ job "frontend" {
           }
         }
       }
-      
+
-      template {
+      service {
-        data = "{{ key \"configuration/traefik/traefik.toml\" }}"
+        tags = [
-        destination = "secrets/traefik.toml"
+          "https", 
+          "frontend",
+          "(diplonat (tcp_port 443))"
+        ]
+        port = "https_port"
+        address_mode = "host"
+        name = "traefik-https"
+
+        check {
+          type = "tcp"
+          port = "https_port"
+          interval = "60s"
+          timeout = "5s"
+          check_restart {
+            limit = 3
+            grace = "90s"
+            ignore_warnings = false
+          }
+        }
       }
     }
   }