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# == Class: puppet::server::passenger
#
# Set up the puppet server using passenger and apache.
#
class puppet::server::passenger (
$app_root = $::puppet::server::app_root,
$passenger_min_instances = $::puppet::server::passenger_min_instances,
$passenger_pre_start = $::puppet::server::passenger_pre_start,
$passenger_ruby = $::puppet::server::passenger_ruby,
$port = $::puppet::server::port,
$ssl_ca_cert = $::puppet::server::ssl_ca_cert,
$ssl_ca_crl = $::puppet::server::ssl_ca_crl,
$ssl_cert = $::puppet::server::ssl_cert,
$ssl_cert_key = $::puppet::server::ssl_cert_key,
$ssl_chain = $::puppet::server::ssl_chain,
$ssl_dir = $::puppet::server::ssl_dir,
$puppet_ca_proxy = $::puppet::server::ca_proxy,
$user = $::puppet::server::user,
$http = $::puppet::server::http,
$http_port = $::puppet::server::http_port,
$http_allow = $::puppet::server::http_allow,
$confdir = $::puppet::server::dir,
$rack_arguments = $::puppet::server::rack_arguments,
$vardir = $::puppet::vardir,
) {
include ::apache
include ::apache::mod::passenger
contain '::puppet::server::rack'

$directory = {
'path' => "${app_root}/public/",
'passenger_enabled' => 'On',
}

$directories = [
$directory,
]

$http_pre_start = $passenger_pre_start ? {
true => "http://${::fqdn}:${http_port}",
false => undef,
}

$https_pre_start = $passenger_pre_start ? {
true => "https://${::fqdn}:${port}",
false => undef,
}

# The following client headers allow the same configuration to work with Pound.
$request_headers = [
'set X-SSL-Subject %{SSL_CLIENT_S_DN}e',
'set X-Client-DN %{SSL_CLIENT_S_DN}e',
'set X-Client-Verify %{SSL_CLIENT_VERIFY}e',
'unset X-Forwarded-For',
]

if $puppet_ca_proxy and $puppet_ca_proxy != '' {
include ::apache::mod::proxy
include ::apache::mod::proxy_http

$custom_fragment = "ProxyPassMatch ^/([^/]+/certificate.*)$ ${puppet_ca_proxy}/\$1"
$ssl_proxyengine = true
} else {
$custom_fragment = undef
$ssl_proxyengine = false
}

$ssl_crl_check = $ssl_ca_crl ? {
false => undef,
undef => undef,
default => 'chain',
}

apache::vhost { 'puppet':
docroot => "${app_root}/public/",
directories => $directories,
port => $port,
ssl => true,
ssl_cert => $ssl_cert,
ssl_key => $ssl_cert_key,
ssl_ca => $ssl_ca_cert,
ssl_crl => $ssl_ca_crl,
ssl_crl_check => $ssl_crl_check,
ssl_chain => $ssl_chain,
ssl_protocol => 'ALL -SSLv2 -SSLv3',
ssl_cipher => 'EDH+CAMELLIA:EDH+aRSA:EECDH+aRSA+AESGCM:EECDH+aRSA+SHA384:EECDH+aRSA+SHA256:EECDH:+CAMELLIA256:+AES256:+CAMELLIA128:+AES128:+SSLv3:!aNULL:!eNULL:!LOW:!3DES:!MD5:!EXP:!PSK:!DSS:!RC4:!SEED:!IDEA:!ECDSA:kEDH:CAMELLIA256-SHA:AES256-SHA:CAMELLIA128-SHA:AES128-SHA',
ssl_honorcipherorder => 'on',
ssl_verify_client => 'optional',
ssl_options => '+StdEnvVars +ExportCertData',
ssl_verify_depth => '1',
ssl_proxyengine => $ssl_proxyengine,
custom_fragment => $custom_fragment,
request_headers => $request_headers,
options => ['None'],
passenger_pre_start => $https_pre_start,
passenger_min_instances => $passenger_min_instances,
passenger_ruby => $passenger_ruby,
require => Class['::puppet::server::rack'],
}

if $http {
# Order, deny and allow cannot be configured for Apache >= 2.4 using the Puppetlabs/Apache
# module, but they can be set to false. So, set to false and configure manually via custom fragments.
# We can't get rid of the 'Order allow,deny' directive and we need to support all Apache versions.
# Best we can do is reverse the Order directive and add our own 'Deny from all' for good measure.
$directories_http = [
merge($directory, {
'order' => false,
'deny' => false,
'allow' => false,
'custom_fragment' => join([
'Order deny,allow',
'Deny from all',
inline_template("<%- if @http_allow and Array(@http_allow).join(' ') != '' -%>Allow from <%= @http_allow.join(' ') %><%- end -%>"),
], "\n")
}),
]

apache::vhost { 'puppet-http':
docroot => "${app_root}/public/",
directories => $directories_http,
port => $http_port,
ssl_proxyengine => $ssl_proxyengine,
custom_fragment => join([
$custom_fragment ? {
undef => '',
default => $custom_fragment
},
'SetEnvIf X-Client-Verify "(.*)" SSL_CLIENT_VERIFY=$1',
'SetEnvIf X-SSL-Client-DN "(.*)" SSL_CLIENT_S_DN=$1',
], "\n"),
options => ['None'],
passenger_pre_start => $http_pre_start,
passenger_min_instances => $passenger_min_instances,
passenger_ruby => $passenger_ruby,
require => Class['::puppet::server::rack'],
}
}
}
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