From d88b5726be8a80bafa50a84a76a5ba86c0ce2edf Mon Sep 17 00:00:00 2001
From: wizzdom <wizzdom@redbrick.dcu.ie>
Date: Thu, 11 Apr 2024 17:51:14 +0100
Subject: [PATCH] refactor amikon job: auto redeploy every 6 hours (#40)

---
 jobs/nginx/ams-amikon-update.hcl | 36 +++++++++++++++++++++
 jobs/nginx/ams-amikon.hcl        | 55 ++++++++++++++++++++++++++++++++
 jobs/nginx/anime-manga-soc.hcl   | 46 --------------------------
 3 files changed, 91 insertions(+), 46 deletions(-)
 create mode 100644 jobs/nginx/ams-amikon-update.hcl
 create mode 100644 jobs/nginx/ams-amikon.hcl
 delete mode 100644 jobs/nginx/anime-manga-soc.hcl

diff --git a/jobs/nginx/ams-amikon-update.hcl b/jobs/nginx/ams-amikon-update.hcl
new file mode 100644
index 0000000..a9df07d
--- /dev/null
+++ b/jobs/nginx/ams-amikon-update.hcl
@@ -0,0 +1,36 @@
+job "ams-amikon-update" {
+  datacenters = ["aperture"]
+  type        = "batch"
+
+  periodic {
+    crons            = ["0 */6 * * * *"]
+    prohibit_overlap = true
+  }
+
+  group "ams-amikon-update" {
+
+    task "ams-amikon-update" {
+      driver = "raw_exec"
+
+      config {
+        command = "/bin/bash"
+        args    = ["local/script.sh"]
+      }
+
+      template {
+        data = <<EOH
+#!/bin/bash
+
+# stop the ams-amikon job
+nomad job stop ams-amikon
+sleep 1
+# revert the ams-amikon job to the previous version
+# this will trigger a new deployment, which will pull the latest image
+nomad job revert ams-amikon $(($(nomad job inspect ams-amikon | jq '.Job.Version')-1))
+EOH
+        destination = "local/script.sh"
+      }
+    }
+  }
+}
+
diff --git a/jobs/nginx/ams-amikon.hcl b/jobs/nginx/ams-amikon.hcl
new file mode 100644
index 0000000..f704a9e
--- /dev/null
+++ b/jobs/nginx/ams-amikon.hcl
@@ -0,0 +1,55 @@
+job "ams-amikon" {
+  datacenters = ["aperture"]
+
+  meta {
+    run_uuid = "${uuidv4()}"
+  }
+
+  type = "service"
+
+  group "ams-amikon" {
+    count = 1
+
+    network {
+      port "http" {
+        to = 80
+      }
+    }
+
+    service {
+      port = "http"
+
+      check {
+        type = "http"
+        path = "/"
+        interval = "10s"
+        timeout = "2s"
+      }
+      tags = [
+        "traefik.enable=true",
+        "traefik.http.routers.ams-amikon.rule=Host(`amikon.me`,`www.amikon.me`)",
+        "traefik.http.routers.ams-amikon.entrypoints=web,websecure",
+        "traefik.http.routers.ams-amikon.tls.certresolver=lets-encrypt",
+        "traefik.http.routers.ams-amikon.middlewares=www-redirect",
+        "traefik.http.middlewares.www-redirect.redirectregex.regex=^https?://www.amikon.me/(.*)",
+        "traefik.http.middlewares.www-redirect.redirectregex.replacement=https://amikon.me/$${1}",
+        "traefik.http.middlewares.www-redirect.redirectregex.permanent=true",
+      ]
+    }
+
+    task "amikon-nginx" {
+      driver = "docker"
+
+      config {
+        image = "ghcr.io/dcuams/amikon-site-v2:latest"
+        force_pull = true
+        ports = ["http"]
+      }
+
+      resources {
+        cpu    = 100
+        memory = 50
+      }
+    }
+  }
+}
diff --git a/jobs/nginx/anime-manga-soc.hcl b/jobs/nginx/anime-manga-soc.hcl
deleted file mode 100644
index f3f9aa6..0000000
--- a/jobs/nginx/anime-manga-soc.hcl
+++ /dev/null
@@ -1,46 +0,0 @@
-job "nginx-ams" {
-  datacenters = ["aperture"]
-
-  type = "service"
-
-  group "ams-web" {
-    count = 1
-
-    network {
-      port "http" {
-        to = 80
-      }
-    }
-
-    service {
-      port = "http"
-
-      check {
-        type = "http"
-        path = "/"
-        interval = "10s"
-        timeout = "2s"
-      }
-      tags = [
-        "traefik.enable=true",
-        "traefik.http.routers.nginx-ams.rule=Host(`amikon.me`,`www.amikon.me`)",
-        "traefik.http.routers.nginx-ams.entrypoints=web,websecure",
-        "traefik.http.routers.nginx-ams.tls.certresolver=lets-encrypt",
-      ]
-    }
-
-    task "webserver" {
-      driver = "docker"
-
-      config {
-        image = "ghcr.io/dcuams/amikon-site-v2:latest"
-        ports = ["http"]
-      }
-
-      resources {
-        cpu    = 100
-        memory = 500
-      }
-    }
-  }
-}