From 8116e007cfd4dbee8282247348cf45473dcde45e Mon Sep 17 00:00:00 2001
From: elijah <elijah@riseup.net>
Date: Wed, 31 Aug 2016 14:54:46 -0700
Subject: added support for Let's Encrypt

---
 puppet/modules/site_apache/files/conf.d/acme.conf  | 10 ++++++
 puppet/modules/site_apache/manifests/common.pp     |  2 ++
 .../modules/site_apache/manifests/common/acme.pp   | 38 ++++++++++++++++++++++
 .../site_config/manifests/x509/commercial/ca.pp    | 10 ++++--
 4 files changed, 58 insertions(+), 2 deletions(-)
 create mode 100644 puppet/modules/site_apache/files/conf.d/acme.conf
 create mode 100644 puppet/modules/site_apache/manifests/common/acme.pp

(limited to 'puppet')

diff --git a/puppet/modules/site_apache/files/conf.d/acme.conf b/puppet/modules/site_apache/files/conf.d/acme.conf
new file mode 100644
index 00000000..cdddf53e
--- /dev/null
+++ b/puppet/modules/site_apache/files/conf.d/acme.conf
@@ -0,0 +1,10 @@
+#
+# Allow ACME certificate verification if /srv/acme exists.
+#
+<IfModule mod_headers.c>
+  Alias "/.well-known/acme-challenge/" "/srv/acme/"
+  <Directory "/srv/acme/*">
+    Require all granted
+    Header set Content-Type "application/jose+json"
+  </Directory>
+</IfModule>
diff --git a/puppet/modules/site_apache/manifests/common.pp b/puppet/modules/site_apache/manifests/common.pp
index 8a11759a..208c15d5 100644
--- a/puppet/modules/site_apache/manifests/common.pp
+++ b/puppet/modules/site_apache/manifests/common.pp
@@ -27,4 +27,6 @@ class site_apache::common {
   }
 
   include site_apache::common::tls
+  include site_apache::common::acme
+
 }
diff --git a/puppet/modules/site_apache/manifests/common/acme.pp b/puppet/modules/site_apache/manifests/common/acme.pp
new file mode 100644
index 00000000..eda4148b
--- /dev/null
+++ b/puppet/modules/site_apache/manifests/common/acme.pp
@@ -0,0 +1,38 @@
+#
+# Allows for potential ACME validations (aka Let's Encrypt)
+#
+class site_apache::common::acme {
+  #
+  # well, this doesn't work:
+  #
+  # apache::config::global {'acme.conf':}
+  #
+  # since /etc/apache2/conf.d is NEVER LOADED BY APACHE
+  # https://gitlab.com/shared-puppet-modules-group/apache/issues/11
+  #
+
+  file {
+    '/etc/apache2/conf-available/acme.conf':
+      ensure  => present,
+      source  => 'puppet:///modules/site_apache/conf.d/acme.conf',
+      require => Package[apache],
+      notify  => Service[apache];
+    '/etc/apache2/conf-enabled/acme.conf':
+      ensure  => link,
+      target  => '/etc/apache2/conf-available/acme.conf',
+      require => Package[apache],
+      notify  => Service[apache];
+  }
+
+  file {
+    '/srv/acme':
+      ensure => 'directory',
+      owner => 'www-data',
+      group => 'www-data',
+      mode => '0755';
+    '/srv/acme/ok':
+      owner => 'www-data',
+      group => 'www-data',
+      content => 'ok';
+  }
+}
diff --git a/puppet/modules/site_config/manifests/x509/commercial/ca.pp b/puppet/modules/site_config/manifests/x509/commercial/ca.pp
index c76a9dbb..21d57445 100644
--- a/puppet/modules/site_config/manifests/x509/commercial/ca.pp
+++ b/puppet/modules/site_config/manifests/x509/commercial/ca.pp
@@ -5,7 +5,13 @@ class site_config::x509::commercial::ca {
   $x509      = hiera('x509')
   $ca        = $x509['commercial_ca_cert']
 
-  x509::ca { $site_config::params::commercial_ca_name:
-    content => $ca
+  #
+  # CA cert might be empty, if it was bundled with 'commercial_cert'
+  # instead of specified separately.
+  #
+  if ($ca) {
+    x509::ca { $site_config::params::commercial_ca_name:
+      content => $ca
+    }
   }
 }
-- 
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