Update services template to support env and host volumes

Also adds sonarr as an example

nomad/service.nomad

@@ -6,6 +6,7 @@
 # sticky_disk = bool
 # args = json(list[str])
 # resources = dict(cpu = int, mem = int)
+# env = json(dict(str: any))
 # templates = json(list(dict(
 #   data = str,
 #   dest = str,
@@ -14,6 +15,11 @@
 #   left_delimiter = str,
 #   right_delimiter = str,
 # )))
+# host_volumes = json(list(dict(
+#   name = str,
+#   dest = str,
+#   read_only = bool,
+# )))
 # healthcheck = "/"
 # mysql = bool
 # redis = bool
@@ -45,6 +51,16 @@ job "[[.name]]" {
     }
     [[ end ]]
 
+    [[ with .host_volumes -]]
+    [[ range $v := . | parseJSON -]]
+    volume "[[ $v.name ]]" {
+      type = "host"
+      read_only = [[ default true $v.read_only ]]
+      source = "[[ $v.name ]]"
+    }
+    [[ end ]]
+    [[ end -]]
+
     [[ if not (empty .service_port) ]]
     service {
       name = "[[.name | replace "_" "-"]]"
@@ -133,12 +149,22 @@ job "[[.name]]" {
 
       [[ with .env -]]
       env = {
-        [[ range $k, $v := . -]]
+        [[ range $k, $v := . | parseJSON -]]
         "[[$k]]" = "[[$v]]"
         [[ end -]]
       }
       [[ end -]]
 
+      [[ with .host_volumes -]]
+      [[ range $v := . | parseJSON -]]
+      volume_mount {
+        volume = "[[ $v.name ]]"
+        destination = "[[ $v.dest ]]"
+        read_only = [[ default true $v.read_only ]]
+      }
+      [[ end ]]
+      [[ end -]]
+
       [[ with .templates -]]
       [[ range $t :=  . | parseJSON -]]
       template {

nomad/services.tf

@@ -18,9 +18,38 @@ resource "nomad_job" "whoami" {
   hcl2 {
     enabled = true
     vars = {
-      "count" = "${2 * length(data.consul_service.nomad.service)}",
+      "count" = 1,
+      # "count" = "${2 * length(data.consul_service.nomad.service)}",
     }
   }
 
   jobspec = file("${path.module}/whoami.nomad")
 }
+
+module "sonarr" {
+  source = "./levant"
+
+  template_path = "service.nomad"
+  variables = {
+    name         = "sonarr"
+    image        = "linuxserver/sonarr"
+    service_port = 8989
+    ingress      = true
+    env = jsonencode({
+      PGID = 100
+      PUID = 1001
+    })
+    host_volumes = jsonencode([
+      {
+        name      = "media-write"
+        dest      = "/srv/volumes/media-write"
+        read_only = false
+      },
+      {
+        name      = "download"
+        dest      = "/srv/volumes/download"
+        read_only = false
+      },
+    ])
+  }
+}