Blue Green

.gitea/workflows/nomad-blue.hcl

@@ -1,16 +1,60 @@
 job "lifefaq-blue" {
-  group "app" {
-    task "lifefaq" {
+  region      = "global"
+  datacenters = ["dc1"]
+  type        = "service"
+
+  update {
+    stagger      = "60s"
+    max_parallel = 1
+    progress_deadline = "6m"
+  }
+
+  group "lifefaq-blue-group" {
+    count = 1
+
+    network {
+      port "port-app" {
+        to = 9212  # Internal application port
+      }
+    }
+
+    # Register the service with Consul
+    service {
+      provider = "consul"
+      name     = "lifefaq-blue"
+      port     = "port-app"
+
+      # Traefik-specific tags for routing
+      tags = [
+        "PORT=${NOMAD_PORT_port-app}"
+      ]
+
+      # Define a health check using TCP
+      check {
+        name     = "tcp_check"
+        type     = "tcp"
+        interval = "10s"
+        timeout  = "2s"
+      }
+    }
+
+    task "lifefaq-blue-task" {
       driver = "docker"
 
       config {
         image = "registry.i80.dk/gitea/lifefaq:latest"
+        ports = ["port-app"]
+      }
+
+      env {
+        APP_ENV = "production"
+        PORT    = "${NOMAD_PORT_port-app}"
       }
 
       resources {
-        cpu    = 500
-        memory = 256
+        cpu    = 250
+        memory = 80
       }
     }
   }
-}
+}

.gitea/workflows/nomad-job.hcl

@@ -14,7 +14,7 @@ job "lifefaq" {
 
     network {
       port "port-app" {
-        to = 9210  # Internal application port
+        to = 0  # Internal application port
       }
     }
 
@@ -47,8 +47,7 @@ job "lifefaq" {
       }
 
       env {
-        APP_ENV = "production"
-        PORT    = "${NOMAD_PORT_port-app}"
+        APP_ENV = "production"        PORT    = "${NOMAD_PORT_port-app}"
       }
 
       resources {

Dockerfile

@@ -14,7 +14,7 @@ RUN pip install --no-cache-dir -r requirements.txt
 COPY . .
 
 # Expose the port the FastAPI app runs on (default Uvicorn port)
-EXPOSE 9210
+EXPOSE 9212
 
 # Command to run the FastAPI application
-CMD ["uvicorn", "app.main:app", "--proxy-headers", "--host", "0.0.0.0", "--port", "9210", "--workers", "1"]
+CMD ["uvicorn", "app.main:app", "--proxy-headers", "--host", "0.0.0.0", "--port", "9212", "--workers", "1"]