traefik for all hosts - yeah to constraints

_sys/traefik.hcl

@@ -0,0 +1,82 @@
+job "traefik" {
+  region      = "global"
+  datacenters = ["nummer5"]
+  type        = "service"
+
+  group "traefik" {
+    count = 5
+    
+    constraint {
+      operator = "distinct_hosts"
+      value    = "true"
+    }
+    network {
+      port "http" {
+        static = 80
+      }
+
+      port "api" {
+        static = 81
+      }
+    }
+
+    service {
+      name = "traefik"
+
+      check {
+        name     = "alive"
+        type     = "tcp"
+        port     = "http"
+        interval = "10s"
+        timeout  = "2s"
+      }
+      tags = [
+          "traefik.enable=true",
+          "traefik.http.routers.traefik.rule=Host(`traefik.service.consul`)",
+      ]
+    }
+
+    task "traefik" {
+      driver = "podman"
+
+      config {
+        image        = "docker.io/library/traefik:latest"
+        network_mode = "host"
+
+        volumes = [
+          "local/traefik.toml:/etc/traefik/traefik.toml",
+        ]
+      }
+
+      template {
+        data = <<EOF
+[entryPoints]
+    [entryPoints.http]
+    address = ":80"
+    [entryPoints.traefik]
+    address = ":81"
+
+[api]
+    dashboard = true
+    insecure  = true
+
+# Enable Consul Catalog configuration backend.
+[providers.consulCatalog]
+    prefix           = "traefik"
+    exposedByDefault = false
+
+    [providers.consulCatalog.endpoint]
+      address = "127.0.0.1:8500"
+      scheme  = "http"
+EOF
+
+        destination = "local/traefik.toml"
+      }
+
+      resources {
+        cpu    = 100
+        memory = 128
+      }
+    }
+  }
+}