bundles/nginx: prepare for arch linux

bundles/nginx/items.py

@@ -1,3 +1,10 @@
+if node.has_bundle('pacman'):
+    package = 'pkg_pacman:nginx'
+    username = 'http'
+else:
+    package = 'pkg_apt:nginx'
+    username = 'www-data'
+
 directories = {
     '/etc/nginx/sites': {
         'purge': True,
@@ -17,7 +24,10 @@ directories = {
 files = {
     '/etc/nginx/nginx.conf': {
         'content_type': 'mako',
-        'context': node.metadata['nginx'],
+        'context': {
+            'username': username,
+            **node.metadata['nginx'],
+        },
         'triggers': {
             'svc_systemd:nginx:restart',
         },
@@ -42,6 +52,14 @@ files = {
         'mode': '0755',
     },
 }
+if node.has_bundle('pacman'):
+    files['/etc/systemd/system/nginx.service.d/bundlewrap.conf'] = {
+        'source': 'arch-override.conf',
+        'triggers': {
+            'action:systemd-reload',
+            'svc_systemd:nginx:restart',
+        },
+    }
 
 actions = {
     'nginx-generate-dhparam': {
@@ -54,7 +72,7 @@ svc_systemd = {
     'nginx': {
         'needs': {
             'action:nginx-generate-dhparam',
-            'pkg_apt:nginx',
+            package,
         },
     },
 }