puppet: Abstract out nginx package.

puppet/zulip/manifests/app_frontend.pp

@@ -7,7 +7,7 @@ class zulip::app_frontend {
   $no_serve_uploads = zulipconf('application_server', 'no_serve_uploads', undef)
   file { '/etc/nginx/sites-available/zulip-enterprise':
     ensure  => file,
-    require => Package['nginx-full'],
+    require => Package[$zulip::app_frontend_base::nginx],
     owner   => 'root',
     group   => 'root',
     mode    => '0644',
@@ -23,7 +23,7 @@ class zulip::app_frontend {
   }
   file { '/etc/nginx/sites-enabled/zulip-enterprise':
     ensure  => 'link',
-    require => Package['nginx-full'],
+    require => Package[$zulip::app_frontend_base::nginx],
     target  => '/etc/nginx/sites-available/zulip-enterprise',
     notify  => Service['nginx'],
   }

puppet/zulip/manifests/app_frontend_base.pp

@@ -15,8 +15,13 @@ class zulip::app_frontend_base {
     'redhat' => 'nagios-plugins',
   }
 
+  $nginx = $::osfamily ? {
+    'debian' => 'nginx-full',
+    'redhat' => 'nginx',
+  }
+
   file { '/etc/nginx/zulip-include/app':
-    require => Package['nginx-full'],
+    require => Package[$nginx],
     owner   => 'root',
     group   => 'root',
     mode    => '0644',
@@ -24,7 +29,7 @@ class zulip::app_frontend_base {
     notify  => Service['nginx'],
   }
   file { '/etc/nginx/zulip-include/upstreams':
-    require => Package['nginx-full'],
+    require => Package[$nginx],
     owner   => 'root',
     group   => 'root',
     mode    => '0644',
@@ -32,7 +37,7 @@ class zulip::app_frontend_base {
     notify  => Service['nginx'],
   }
   file { '/etc/nginx/zulip-include/uploads.types':
-    require => Package['nginx-full'],
+    require => Package[$nginx],
     owner   => 'root',
     group   => 'root',
     mode    => '0644',

puppet/zulip/manifests/localhost_sso.pp

@@ -1,7 +1,12 @@
 class zulip::localhost_sso {
+  $nginx = $::osfamily ? {
+    'debian' => 'nginx-full',
+    'redhat' => 'nginx',
+  }
+
   file { '/etc/nginx/zulip-include/app.d/external-sso.conf':
     ensure  => file,
-    require => Package['nginx-full'],
+    require => Package[$nginx],
     owner   => 'root',
     group   => 'root',
     mode    => '0644',

puppet/zulip/manifests/thumbor.pp

@@ -14,7 +14,7 @@ class zulip::thumbor {
 
   file { '/etc/nginx/zulip-include/app.d/thumbor.conf':
     ensure  => file,
-    require => Package['nginx-full'],
+    require => Package[$zulip::nginx::nginx],
     owner   => 'root',
     group   => 'root',
     mode    => '0644',

puppet/zulip/manifests/zulip_org.pp

@@ -4,7 +4,7 @@ class zulip::zulip_org {
 
   file { '/etc/nginx/sites-available/zulip-org':
     ensure  => file,
-    require => Package['nginx-full'],
+    require => Package[$zulip::nginx::nginx],
     owner   => 'root',
     group   => 'root',
     mode    => '0644',
@@ -14,7 +14,7 @@ class zulip::zulip_org {
 
   file { '/etc/nginx/sites-enabled/zulip-org':
     ensure  => 'link',
-    require => Package['nginx-full'],
+    require => Package[$zulip::nginx::nginx],
     target  => '/etc/nginx/sites-available/zulip-org',
     notify  => Service['nginx'],
   }