From cf8bde7920082c62af523d2c3e7d4634e1dd5a33 Mon Sep 17 00:00:00 2001
From: Ian Fijolek <ian@iamthefij.com>
Date: Tue, 16 Jan 2024 14:15:18 -0800
Subject: [PATCH] Add external traefik routes to nomad vars

---
 ansible_playbooks/vars/nomad_vars.sample.yml |  1 +
 core/traefik/traefik.nomad                   | 36 ++++++++++++++++----
 2 files changed, 30 insertions(+), 7 deletions(-)

diff --git a/ansible_playbooks/vars/nomad_vars.sample.yml b/ansible_playbooks/vars/nomad_vars.sample.yml
index 6d89192..98aab7b 100644
--- a/ansible_playbooks/vars/nomad_vars.sample.yml
+++ b/ansible_playbooks/vars/nomad_vars.sample.yml
@@ -129,6 +129,7 @@ nomad/jobs/redis-blocky:
 nomad/jobs/rediscommander:
   redis_stunnel_psk: VALUE
 nomad/jobs/traefik:
+  external: VALUE
   usersfile: VALUE
 nomad/jobs/unifi-traffic-route-ips:
   unifi_password: VALUE
diff --git a/core/traefik/traefik.nomad b/core/traefik/traefik.nomad
index b56d21e..79feb7b 100644
--- a/core/traefik/traefik.nomad
+++ b/core/traefik/traefik.nomad
@@ -172,23 +172,39 @@ job "traefik" {
       entryPoints = ["websecure"]
       service = "nomad"
       rule = "Host(`nomad.{{ with nomadVar "nomad/jobs" }}{{ .base_hostname }}{{ end }}`)"
-    [http.routers.hass]
+
+    {{ with nomadVar "nomad/jobs/traefik" }}{{ with .external }}{{ with .Value | parseYAML -}}
+    {{ range $service, $url := . }}
+    [http.routers.{{ $service }}]
       entryPoints = ["websecure"]
-      service = "hass"
-      rule = "Host(`hass.{{ with nomadVar "nomad/jobs" }}{{ .base_hostname }}{{ end }}`)"
+      service = "{{ $service }}"
+      rule = "Host(`{{ $service }}.{{ with nomadVar "nomad/jobs" }}{{ .base_hostname }}{{ end }}`)"
+    {{ end }}
+    {{- end }}{{ end }}{{ end }}
 
   [http.services]
     [http.services.nomad]
       [http.services.nomad.loadBalancer]
         [[http.services.nomad.loadBalancer.servers]]
           url = "http://127.0.0.1:4646"
-    [http.services.hass]
-      [http.services.hass.loadBalancer]
-        [[http.services.hass.loadBalancer.servers]]
-          url = "http://192.168.3.65:8123"
+
+    {{ with nomadVar "nomad/jobs/traefik" }}{{ with .external }}{{ with .Value | parseYAML -}}
+    {{ range $service, $url := . }}
+    [http.services.{{ $service }}]
+      [http.services.{{ $service }}.loadBalancer]
+        [[http.services.{{ $service }}.loadBalancer.servers]]
+          url = "{{ $url }}"
+    {{ end }}
+    {{- end }}{{ end }}{{ end }}
         EOH
         destination = "${NOMAD_TASK_DIR}/config/conf/route-hashi.toml"
         change_mode = "noop"
+        splay = "1m"
+
+        wait {
+          min = "10s"
+          max = "20s"
+        }
       }
 
       template {
@@ -226,6 +242,12 @@ job "traefik" {
         EOH
         destination = "${NOMAD_TASK_DIR}/config/conf/route-syslog-ng.toml"
         change_mode = "noop"
+        splay = "1m"
+
+        wait {
+          min = "10s"
+          max = "20s"
+        }
       }
 
       template {