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Diffstat (limited to 'heat/vIMS/dns.yaml')
| -rw-r--r-- | heat/vIMS/dns.yaml | 204 |
1 files changed, 204 insertions, 0 deletions
diff --git a/heat/vIMS/dns.yaml b/heat/vIMS/dns.yaml new file mode 100644 index 00000000..0eb0704b --- /dev/null +++ b/heat/vIMS/dns.yaml @@ -0,0 +1,204 @@ +# Project Clearwater - IMS in the Cloud +# Copyright (C) 2015 Metaswitch Networks Ltd +# +# This program is free software: you can redistribute it and/or modify it +# under the terms of the GNU General Public License as published by the +# Free Software Foundation, either version 3 of the License, or (at your +# option) any later version, along with the "Special Exception" for use of +# the program along with SSL, set forth below. This program is distributed +# in the hope that it will be useful, but WITHOUT ANY WARRANTY; +# without even the implied warranty of MERCHANTABILITY or FITNESS FOR +# A PARTICULAR PURPOSE. See the GNU General Public License for more +# details. You should have received a copy of the GNU General Public +# License along with this program. If not, see +# <http://www.gnu.org/licenses/>. +# +# The author can be reached by email at clearwater@metaswitch.com or by +# post at Metaswitch Networks Ltd, 100 Church St, Enfield EN2 6BQ, UK +# +# Special Exception +# Metaswitch Networks Ltd grants you permission to copy, modify, +# propagate, and distribute a work formed by combining OpenSSL with The +# Software, or a work derivative of such a combination, even if such +# copying, modification, propagation, or distribution would otherwise +# violate the terms of the GPL. You must comply with the GPL in all +# respects for all of the code used other than OpenSSL. +# "OpenSSL" means OpenSSL toolkit software distributed by the OpenSSL +# Project and licensed under the OpenSSL Licenses, or a work based on such +# software and licensed under the OpenSSL Licenses. +# "OpenSSL Licenses" means the OpenSSL License and Original SSLeay License +# under which the OpenSSL Project distributes the OpenSSL toolkit software, +# as those licenses appear in the file LICENSE-OPENSSL. + +heat_template_version: 2014-10-16 + +description: > + DNS server exposing dynamic DNS using DNSSEC + +parameters: + vnf_name: + type: string + label: VNF ID + description: The VNF name provided by ONAP + vnf_id: + type: string + label: VNF ID + description: The VNF ID provided by ONAP + vf_module_id: + type: string + label: VNF module ID + description: The VNF module ID provided by ONAP + public_net_id: + type: string + description: ID of public network + constraints: + - custom_constraint: neutron.network + description: Must be a valid network ID + dns_name_0: + type: string + description: Name of server to use + dns_flavor_name: + type: string + description: Flavor to use + constraints: + - custom_constraint: nova.flavor + description: Must be a valid flavor name + dns_image_name: + type: string + description: Name of image to use + key_name: + type: string + description: Name of keypair to assign + constraints: + - custom_constraint: nova.keypair + description: Must be a valid keypair name + zone: + type: string + description: DNS zone + dnssec_key: + type: string + description: DNSSEC private key (Base64-encoded) + +resources: + + dns_random_str: + type: OS::Heat::RandomString + properties: + length: 4 + + dns_security_group: + type: OS::Neutron::SecurityGroup + properties: + description: security group + name: + str_replace: + template: pre_base_rand + params: + pre: dns_sg_ + base: { get_param: vnf_name } + rand: { get_resource: dns_random_str } + rules: [ + {remote_ip_prefix: 0.0.0.0/0, protocol: tcp, port_range_min: 22, port_range_max: 22}, + {remote_ip_prefix: 0.0.0.0/0, protocol: tcp, port_range_min: 53, port_range_max: 53}, + {remote_ip_prefix: 0.0.0.0/0, protocol: udp, port_range_min: 53, port_range_max: 53}, + {remote_ip_prefix: 0.0.0.0/0, protocol: icmp}] + + dns_admin_port_0: + type: OS::Neutron::Port + properties: + name: + str_replace: + template: base_rand + params: + base: dns_admin_port_0 + rand: { get_resource: dns_random_str } + network: { get_param: public_net_id } + security_groups: [{ get_resource: dns_security_group }] + + dns_server_0: + type: OS::Nova::Server + properties: + name: + str_replace: + template: pre_base_rand + params: + pre: dns_server_0_ + base: { get_param: vnf_name } + rand: { get_resource: dns_random_str } + image: { get_param: dns_image_name } + flavor: { get_param: dns_flavor_name } + key_name: { get_param: key_name } + networks: + - port: { get_resource: dns_admin_port_0 } + metadata: {vnf_id: { get_param: vnf_id }, vf_module_id: { get_param: vf_module_id }, vnf_name: { get_param: vnf_name }} + user_data_format: RAW + user_data: + str_replace: + params: + __zone__: { get_param: zone } + __dnssec_key__: { get_param: dnssec_key } + template: | + #!/bin/bash + + # Log all output to file. + exec > >(tee -a /var/log/clearwater-heat-dns.log) 2>&1 + set -x + + # Install BIND. + apt-get update + DEBIAN_FRONTEND=noninteractive apt-get install bind9 --yes + + # Get the IP address from eth0 + sudo apt-get install ipcalc + ADDR=`ip addr show eth0 | awk '/inet /{print $2}'` + PUBLIC_ADDR=`ipcalc -n -b $ADDR | awk '/Address:/{print $2}'` + + # Update BIND configuration with the specified zone and key. + cat >> /etc/bind/named.conf.local << EOF + key __zone__. {properties + algorithm "HMAC-MD5"; + secret "__dnssec_key__"; + }; + + zone "__zone__" IN { + type master; + file "/var/lib/bind/db.__zone__"; + allow-update { + key __zone__.; + }; + }; + EOF + + # Function to give DNS record type and IP address for specified IP address + ip2rr() { + if echo $1 | grep -q -e '[^0-9.]' ; then + echo AAAA $1 + else + echo A $1 + fi + } + + # Create basic zone configuration. + cat > /var/lib/bind/db.__zone__ << EOF + \$ORIGIN __zone__. + \$TTL 1h + @ IN SOA ns admin\@__zone__. ( $(date +%Y%m%d%H) 1d 2h 1w 30s ) + @ NS ns + ns $(ip2rr $PUBLIC_ADDR) + EOF + chown root:bind /var/lib/bind/db.__zone__ + + # Now that BIND configuration is correct, kick it to reload. + service bind9 reload + + +outputs: + dns_ip: + description: IP address of DNS server + value: { get_attr: [ dns_server_0, networks, { get_param: public_net_id }, 0 ] } + zone: + description: DNS zone + value: { get_param: zone } + dnssec_key: + description: DNSSEC private key (Base64-encoded) + value: { get_param: dnssec_key } |