From b91b44908b0e091db427d5c1250b45f4b6926bd4 Mon Sep 17 00:00:00 2001
From: Kazuhiro MUSASHI <simoom634@yahoo.co.jp>
Date: Sat, 6 Apr 2024 16:44:55 +0900
Subject: [PATCH] Deploy `/etc/nomad.d/options.hcl`.

---
 cookbooks/nomad/files/etc/nomad.d/options.hcl | 23 +++++++++++++++++++
 cookbooks/nomad/setup.rb                      |  8 +++++++
 2 files changed, 31 insertions(+)
 create mode 100644 cookbooks/nomad/files/etc/nomad.d/options.hcl

diff --git a/cookbooks/nomad/files/etc/nomad.d/options.hcl b/cookbooks/nomad/files/etc/nomad.d/options.hcl
new file mode 100644
index 0000000..514aec8
--- /dev/null
+++ b/cookbooks/nomad/files/etc/nomad.d/options.hcl
@@ -0,0 +1,23 @@
+plugin "docker" {
+  config {
+    # extra Docker labels to be set by Nomad on each Docker container with the appropriate value
+    extra_labels = ["job_name", "task_group_name", "task_name", "namespace", "node_name"]
+
+    volumes {
+      enabled = true
+    }
+
+    allow_privileged = true
+  }
+}
+
+client {
+  host_volume "docker-sock" {
+    path = "/var/run/docker.sock"
+  }
+
+  host_volume "tmp" {
+    path = "/tmp"
+  }
+}
+
diff --git a/cookbooks/nomad/setup.rb b/cookbooks/nomad/setup.rb
index 100a9b3..4aff591 100644
--- a/cookbooks/nomad/setup.rb
+++ b/cookbooks/nomad/setup.rb
@@ -49,6 +49,14 @@ if node['nomad']['client']
     end
   end
 
+  remote_file "/etc/nomad.d/options.hcl" do
+    mode   "0644"
+    owner  "nomad"
+    group  "nomad"
+
+    notifies :restart, 'service[nomad]'
+  end
+
   directory '/etc/nomad.d/jobs' do
     owner 'nomad'
     group 'nomad'