From 16c985a1b8e692c0e0f76a30b7ec052c9dc269bd Mon Sep 17 00:00:00 2001
From: guido <guido@bruo.org>
Date: Tue, 28 Oct 2014 21:03:52 -0300
Subject: Adds support for Tor hidden service on webapp (Feature #6273)

Change-Id: I56250e05e3a933deacd0b6e02192e712d3fd9fd5
---
 .../templates/vhosts.d/hidden_service.conf.erb     | 33 +++++++++++++++++
 .../site_webapp/manifests/hidden_service.pp        | 43 ++++++++++++++++++++++
 puppet/modules/site_webapp/manifests/init.pp       |  6 +++
 3 files changed, 82 insertions(+)
 create mode 100644 puppet/modules/site_apache/templates/vhosts.d/hidden_service.conf.erb
 create mode 100644 puppet/modules/site_webapp/manifests/hidden_service.pp

diff --git a/puppet/modules/site_apache/templates/vhosts.d/hidden_service.conf.erb b/puppet/modules/site_apache/templates/vhosts.d/hidden_service.conf.erb
new file mode 100644
index 00000000..0c6f3b8e
--- /dev/null
+++ b/puppet/modules/site_apache/templates/vhosts.d/hidden_service.conf.erb
@@ -0,0 +1,33 @@
+<VirtualHost 127.0.0.1:80>
+  ServerName <%= tor_domain %>
+
+  <IfModule mod_headers.c>
+    Header always unset X-Powered-By
+    Header always unset X-Runtime
+  </IfModule>
+
+<% if (defined? @services) and (@services.include? 'webapp') -%>
+  DocumentRoot /srv/leap/webapp/public
+
+  RewriteEngine On
+  # Check for maintenance file and redirect all requests
+  RewriteCond %{DOCUMENT_ROOT}/system/maintenance.html -f
+  RewriteCond %{SCRIPT_FILENAME} !maintenance.html
+  RewriteCond %{REQUEST_URI} !/images/maintenance.jpg
+  RewriteRule ^.*$ %{DOCUMENT_ROOT}/system/maintenance.html [L]
+
+  # http://www.modrails.com/documentation/Users%20guide%20Apache.html#_passengerallowencodedslashes_lt_on_off_gt
+  AllowEncodedSlashes on
+  PassengerAllowEncodedSlashes on
+  PassengerFriendlyErrorPages off
+  SetEnv TMPDIR /var/tmp
+
+  # Allow rails assets to be cached for a very long time (since the URLs change whenever the content changes)
+  <Location /assets/>
+    Header unset ETag
+    FileETag None
+    ExpiresActive On
+    ExpiresDefault "access plus 1 year"
+  </Location>
+<% end -%>
+</VirtualHost>
diff --git a/puppet/modules/site_webapp/manifests/hidden_service.pp b/puppet/modules/site_webapp/manifests/hidden_service.pp
new file mode 100644
index 00000000..ac0e8a37
--- /dev/null
+++ b/puppet/modules/site_webapp/manifests/hidden_service.pp
@@ -0,0 +1,43 @@
+class site_webapp::hidden_service {
+  $tor              = hiera('tor')
+  $hidden_service   = $tor['hidden_service']
+  $tor_domain       = "${hidden_service['address']}.onion"
+
+  include site_apache::common
+  include site_apache::module::headers
+  include site_apache::module::alias
+  include site_apache::module::expires
+  include site_apache::module::removeip
+
+  include tor::daemon
+  tor::daemon::hidden_service { 'webapp': ports => '80 127.0.0.1:80' }
+
+  file {
+    '/var/lib/tor/webapp/':
+      ensure  => directory,
+      owner   => 'debian-tor',
+      group   => 'debian-tor',
+      mode    => '2700';
+
+    '/var/lib/tor/webapp/private_key':
+      ensure  => present,
+      source  => '/srv/leap/files/nodes/web/tor.key',
+      owner   => 'debian-tor',
+      group   => 'debian-tor',
+      mode    => '0600';
+
+    '/var/lib/tor/webapp/hostname':
+      ensure  => present,
+      content => $tor_domain,
+      owner   => 'debian-tor',
+      group   => 'debian-tor',
+      mode    => '0600';
+  }
+
+  apache::vhost::file {
+    'hidden_service':
+      content => template('site_apache/vhosts.d/hidden_service.conf.erb')
+  }
+
+  include site_shorewall::tor
+}
\ No newline at end of file
diff --git a/puppet/modules/site_webapp/manifests/init.pp b/puppet/modules/site_webapp/manifests/init.pp
index 17b010f3..12c69a39 100644
--- a/puppet/modules/site_webapp/manifests/init.pp
+++ b/puppet/modules/site_webapp/manifests/init.pp
@@ -10,6 +10,8 @@ class site_webapp {
   $webapp           = hiera('webapp')
   $api_version      = $webapp['api_version']
   $secret_token     = $webapp['secret_token']
+  $tor              = hiera('tor')
+  $hidden_service   = $tor['hidden_service']
 
   Class['site_config::default'] -> Class['site_webapp']
 
@@ -157,6 +159,10 @@ class site_webapp {
       notify  => Service['apache'];
   }
 
+  if $hidden_service['active'] {
+    include site_webapp::hidden_service
+  }
+
   include site_shorewall::webapp
   include site_check_mk::agent::webapp
 }
-- 
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