From ffb88e54c5e4e30fa61ea1009f3eee62f98ab17c Mon Sep 17 00:00:00 2001 From: elijah Date: Wed, 27 Feb 2013 23:46:58 -0800 Subject: openvpn -- added support for optional "free" rate-limited service via special client certificates with the FREE prefix in the common name. --- puppet/modules/site_openvpn/manifests/init.pp | 45 ++++++++++++++++++---- .../site_openvpn/manifests/server_config.pp | 18 ++++++++- .../templates/leap_add_second_ip.sh.erb | 11 ++++++ .../modules/site_shorewall/manifests/dnat_rule.pp | 21 +++++++++- .../modules/site_webapp/templates/config.yml.erb | 8 ++++ 5 files changed, 93 insertions(+), 10 deletions(-) create mode 100644 puppet/modules/site_openvpn/templates/leap_add_second_ip.sh.erb (limited to 'puppet/modules') diff --git a/puppet/modules/site_openvpn/manifests/init.pp b/puppet/modules/site_openvpn/manifests/init.pp index 165ba96e..0c9f1795 100644 --- a/puppet/modules/site_openvpn/manifests/init.pp +++ b/puppet/modules/site_openvpn/manifests/init.pp @@ -1,9 +1,9 @@ class site_openvpn { tag 'leap_service' + # parse hiera config $ip_address = hiera('ip_address') $interface = getvar("interface_${ip_address}") - #$gateway_address = hiera('gateway_address') $openvpn_config = hiera('openvpn') $openvpn_gateway_address = $openvpn_config['gateway_address'] $openvpn_tcp_network_prefix = '10.1.0' @@ -12,6 +12,10 @@ class site_openvpn { $openvpn_udp_network_prefix = '10.2.0' $openvpn_udp_netmask = '255.255.248.0' $openvpn_udp_cidr = '21' + $openvpn_allow_free = $openvpn_config['allow_free'] + $openvpn_free_gateway_address = $openvpn_config['free_gateway_address'] + $openvpn_free_rate_limit = $openvpn_config['free_rate_limit'] + $openvpn_free_prefix = $openvpn_config['free_prefix'] $x509_config = hiera('x509') # deploy ca + server keys @@ -26,22 +30,47 @@ class site_openvpn { push => "\"dhcp-option DNS ${openvpn_tcp_network_prefix}.1\"", management => '127.0.0.1 1000' } + site_openvpn::server_config { 'udp_config': port => '1194', proto => 'udp', + local => $openvpn_gateway_address, server => "${openvpn_udp_network_prefix}.0 ${openvpn_udp_netmask}", push => "\"dhcp-option DNS ${openvpn_udp_network_prefix}.1\"", - local => $openvpn_gateway_address, management => '127.0.0.1 1001' } + if $openvpn_allow_free { + site_openvpn::server_config { 'free_tcp_config': + port => '1194', + proto => 'tcp', + local => $openvpn_free_gateway_address, + tls_remote => "\"${openvpn_free_prefix}\"", + shaper => $openvpn_free_rate_limit, + server => "${openvpn_tcp_network_prefix}.0 ${openvpn_tcp_netmask}", + push => "\"dhcp-option DNS ${openvpn_tcp_network_prefix}.1\"", + management => '127.0.0.1 1002' + } + site_openvpn::server_config { 'free_udp_config': + port => '1194', + proto => 'udp', + local => $openvpn_free_gateway_address, + tls_remote => "\"${openvpn_free_prefix}\"", + shaper => $openvpn_free_rate_limit, + server => "${openvpn_udp_network_prefix}.0 ${openvpn_udp_netmask}", + push => "\"dhcp-option DNS ${openvpn_udp_network_prefix}.1\"", + management => '127.0.0.1 1003' + } + } else { + tidy { "/etc/openvpn/free_tcp_config.conf": } + tidy { "/etc/openvpn/free_udp_config.conf": } + } + # add second IP on given interface - file { '/usr/local/bin/leap_add_second_ip.sh': - content => "#!/bin/sh -ip addr show dev ${interface} | grep -q ${openvpn_gateway_address}/24 || ip addr add ${openvpn_gateway_address}/24 dev ${interface} -/bin/echo 1 > /proc/sys/net/ipv4/ip_forward -", - mode => '0755', + file { + '/usr/local/bin/leap_add_second_ip.sh': + content => template('site_openvpn/leap_add_second_ip.sh.erb'), + mode => '0755'; } exec { '/usr/local/bin/leap_add_second_ip.sh': diff --git a/puppet/modules/site_openvpn/manifests/server_config.pp b/puppet/modules/site_openvpn/manifests/server_config.pp index 436dd272..1f42400a 100644 --- a/puppet/modules/site_openvpn/manifests/server_config.pp +++ b/puppet/modules/site_openvpn/manifests/server_config.pp @@ -52,7 +52,9 @@ # note: the default is BF-CBC (blowfish) # -define site_openvpn::server_config ($port, $proto, $local, $server, $push, $management ) { +define site_openvpn::server_config( + $port, $proto, $local, $server, $push, + $management, $tls_remote = undef, $shaper = undef) { $openvpn_configname = $name @@ -66,6 +68,20 @@ define site_openvpn::server_config ($port, $proto, $local, $server, $push, $mana notify => Service['openvpn']; } + # special options for the "free" gateway daemons + if $shaper != undef { + openvpn::option { + "shaper $openvpn_configname": + key => 'shaper', + value => $shaper, + server => $openvpn_configname; + "tls-remote $openvpn_configname": + key => 'tls-remote', + value => $tls_remote, + server => $openvpn_configname; + } + } + openvpn::option { "ca $openvpn_configname": key => 'ca', diff --git a/puppet/modules/site_openvpn/templates/leap_add_second_ip.sh.erb b/puppet/modules/site_openvpn/templates/leap_add_second_ip.sh.erb new file mode 100644 index 00000000..40866116 --- /dev/null +++ b/puppet/modules/site_openvpn/templates/leap_add_second_ip.sh.erb @@ -0,0 +1,11 @@ +#!/bin/sh + +ip addr show dev <%= @interface %> | grep -q <%= @openvpn_gateway_address %>/24 || + ip addr add <%= @openvpn_gateway_address %>/24 dev <%= @interface %> + +<% if @openvpn_allow_free %> +ip addr show dev <%= @interface %> | grep -q <%= @openvpn_free_gateway_address %>/24 || + ip addr add <%= @openvpn_free_gateway_address %>/24 dev <%= @interface %> +<% end %> + +/bin/echo 1 > /proc/sys/net/ipv4/ip_forward diff --git a/puppet/modules/site_shorewall/manifests/dnat_rule.pp b/puppet/modules/site_shorewall/manifests/dnat_rule.pp index 68f480d8..0b4370df 100644 --- a/puppet/modules/site_shorewall/manifests/dnat_rule.pp +++ b/puppet/modules/site_shorewall/manifests/dnat_rule.pp @@ -11,7 +11,6 @@ define site_shorewall::dnat_rule { destinationport => $port, order => 100; } - shorewall::rule { "dnat_udp_port_$port": action => 'DNAT', @@ -21,5 +20,25 @@ define site_shorewall::dnat_rule { destinationport => $port, order => 100; } + if $site_openvpn::openvpn_allow_free { + shorewall::rule { + "dnat_free_tcp_port_$port": + action => 'DNAT', + source => 'net', + destination => "\$FW:${site_openvpn::openvpn_free_gateway_address}:1194", + proto => 'tcp', + destinationport => $port, + order => 100; + } + shorewall::rule { + "dnat_free_udp_port_$port": + action => 'DNAT', + source => 'net', + destination => "\$FW:${site_openvpn::openvpn_free_gateway_address}:1194", + proto => 'udp', + destinationport => $port, + order => 100; + } + } } } diff --git a/puppet/modules/site_webapp/templates/config.yml.erb b/puppet/modules/site_webapp/templates/config.yml.erb index 9cf85f0c..cd67d1fd 100644 --- a/puppet/modules/site_webapp/templates/config.yml.erb +++ b/puppet/modules/site_webapp/templates/config.yml.erb @@ -1,5 +1,13 @@ +<%- cert_options = @webapp['client_certificates'] -%> production: admins: [admin] domain: <%= @provider_domain %> client_ca_key: <%= scope.lookupvar('site_webapp::client_ca::key_path') %> client_ca_cert: <%= scope.lookupvar('site_webapp::client_ca::cert_path') %> + +cert_options: + client_cert_lifespan: <%= cert_options['life_span'].to_i %> + client_cert_bit_size: <%= cert_options['bit_size'].to_i %> + client_cert_hash: <%= cert_options['digest'] %> + free_certs_enabled: <%= @webapp['allow_free'].inspect %> + free_cert_prefix: "<%= cert_options['free_prefix'] %>" -- cgit v1.2.3