ansible-roles/ansible-dhcpd
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ginas project is renamed to DebOps project

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This patch renames all role directories from 'ginas.' to 'debops.'
prefix, no other changes should be expected. Some script names are also
changed, but that shouldn't affect normal operations.
This commit is contained in:
Maciej Delmanowski 2014-08-26 23:36:08 +02:00
commit 5d5fd43a08
5 changed files with 409 additions and 0 deletions
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166
defaults/main.yml Normal file
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---
# role: dhcpd (DHCP server using ISC DHCP Server))
# ---- Global ISC DHCP Server configuration ----
# Is this DHCP server authoritative?
dhcpd_authoritative: False
# List of network interfaces to listen on for DHCP requests
# If this list is empty, Ansible will try to guess correct interfaces
# automatically
dhcpd_interfaces: []
# Default domain to use
dhcpd_domain: '{{ ansible_domain }}'
# List of default DNS servers. By default, point users to the same host that
# serves them DHCP requests, on default interface. If this host is a router,
# you might need to set DNS server to internal interface IP address.
dhcpd_dns_servers: [ '{{ ansible_default_ipv4.address }}' ]
# Max lease time in hours (default lease time is calculated below)
dhcpd_lease_time: 24
# Default global options formatted as a text block
dhcpd_global_options: |
option domain-name "{{ ansible_domain }}";
option domain-name-servers {{ dhcpd_dns_servers | join(' ') }};
default-lease-time {{ (((dhcpd_lease_time / 2) + 6) * 60 * 60)|round|int }};
max-lease-time {{ (dhcpd_lease_time * 60 * 60)|round|int }};
log-facility local7;
# Custom options formatted as a text block
dhcpd_options: False
# ---- ISC DHCP Server configuration scopes ----
# These lists allow you to generate nested configuration scopes in
# dhcpd.conf. Most of the information about them can be found in dhcpd.conf(5)
# manual page. You can create nested configuration using Ansible variable
# expansion (examples below).
# List of general configuration parameters (work in any configuration scope):
# - comment: '' add a comment to a scope
# - options: | custom options for that scope defined as a text block
# - include: '' path to external file to include in this scope
# List of hosts (works in groups, subnets):
# - hosts: '' or [] list of hosts to configure in that scope; if this is
# a path to a file, dhcpd will include an external file
# in this scope
# List of parameters specific to dhcpd_classes:
# - class: '' class name
# - subclass: this is a hash with expression as key and additional
# options as value in a text block (see example below);
# each match expression must end with a colon to indicate
# hash key; optional
# List of parameters specific to dhcpd_groups:
# - subnets: [] list of subnet scopes to group together
# - groups: [] list of other group scopes to include. No recursion!
# List of parameters specific to dhcpd_shared_networks:
# - name: '' name of shared network
# - subnets: [] list of subnets in a shared network (do not use
# dhcpd_subnets here, because they will be duplicated
# and DHCP server will not start)
# List of parameters specific to dhcpd_subnets:
# - subnet: '' start of a subnet range (ie.: 192.168.1.0)
# - netmask: '' netmask for this subnet (ie.: 255.255.255.0)
# - routers: '' or [] address or list of addresses of gateway for that
# subnet (ie.: 192.168.1.1)
# List of parameters specific to dhcpd_hosts:
# - hostname: '' hostname, without domain part
# - address: '' IP address reserved for that host, optional
# - ethernet: '' Ethernet MAC address of this host, optional
# List of classes
dhcpd_classes: []
#- class 'example-class'
# subclass:
# 'match1':
# 'match2': |
# # match2 options in a text block;
#- class 'example-empty-class'
# List of groups
dhcpd_groups: []
#- comment: 'First group'
# hosts: '/etc/dhcp/dhcpd-group1-hosts.conf'
# groups: '{{ dhcpd_group_second }}'
# An example of group nesting
#dhcpd_group_second:
# - comment: 'Second group'
# hosts: '/etc/dhcp/dhcpd-group2-hosts.conf'
# List of shared networks
dhcpd_shared_networks: []
#- name: 'shared-net'
# comment: "Local shared network"
# subnets: '{{ dhcpd_subnets_local }}'
# options: |
# default-lease-time 600;
# max-lease-time 900;
# List of subnets not in a shared network
dhcpd_subnets:
- subnet: '{{ ansible_default_ipv4.network }}'
netmask: '{{ ansible_default_ipv4.netmask }}'
comment: 'Generated automatically by Ansible'
#- subnet: 'dead:be:ef::/64'
# ipv6: True
# routers: '10.0.10.1'
# comment: "Example IPv6 subnet"
# options: |
# default-lease-time 300;
# max-lease-time 7200;
#
#- subnet: '10.0.20.0'
# netmask: '255.255.255.0'
# comment: 'Ignored subnet'
# An example subnets included in a shared network
#dhcpd_subnets_local:
# - subnet: '10.0.30.0'
# netmask: '255.255.255.0'
# routers: [ '10.0.30.1', '10.0.30.2' ]
#
# - subnet: '10.0.40.0'
# netmask: '255.255.255.0'
# routers: '19.0.40.1'
# options: |
# default-lease-time 300;
# max-lease-time 7200;
# pools:
# - comment: "A pool in a subnet"
# range: '10.0.30.10 10.0.30.20'
# Global list of hosts in DHCP
dhcpd_hosts: []
# - hostname: 'examplehost'
# address: '10.0.10.1'
# ethernet: '00:00:00:00:00:00'
# Example global list of hosts read from an external file
#dhcpd_hosts: '/etc/dhcp/dhcpd.hosts.conf'
# List of external files to include
dhcpd_includes: []
#- '/etc/dhcp/example.conf'

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---
- name: Restart isc-dhcp-server
service: name=isc-dhcp-server state=restarted

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tasks/main.yml Normal file
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---
- name: Install DHCP server packages
apt: pkg={{ item }} state=latest install_recommends=no
with_items: [ 'isc-dhcp-server' ]
- name: Configure DHCP server
template: src={{ item }}.j2 dest=/{{ item }} owner=root group=root mode=0644
with_items: [ 'etc/default/isc-dhcp-server', 'etc/dhcp/dhcpd.conf' ]
notify: Restart isc-dhcp-server

35
templates/etc/default/isc-dhcp-server.j2 Normal file
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# This file is managed by Ansible, all changes will be lost
# Defaults for isc-dhcp-server initscript
# sourced by /etc/init.d/isc-dhcp-server
# installed at /etc/default/isc-dhcp-server by the maintainer scripts
#
# This is a POSIX shell fragment
#
# Path to dhcpd's config file (default: /etc/dhcp/dhcpd.conf).
#DHCPD_CONF=/etc/dhcp/dhcpd.conf
# Path to dhcpd's PID file (default: /var/run/dhcpd.pid).
#DHCPD_PID=/var/run/dhcpd.pid
# Additional options to start dhcpd with.
# Don't use options -cf or -pf here; use DHCPD_CONF/ DHCPD_PID instead
#OPTIONS=""
# On what interfaces should the DHCP server (dhcpd) serve DHCP requests?
# Separate multiple interfaces with spaces, e.g. "eth0 eth1".
{% if dhcpd_interfaces is defined and dhcpd_interfaces %}
INTERFACES="{{ dhcpd_interfaces | join(' ') }}"
{% else %}
{% set dhcpd_tpl_interfaces = [] %}
{% for interface in ansible_interfaces %}
{% if interface != 'lo' and ((hostvars[inventory_hostname]['ansible_'+interface].ipv4 is defined and hostvars[inventory_hostname]['ansible_'+interface].ipv4) or (hostvars[inventory_hostname]['ansible_'+interface].ipv6 is defined and hostvars[inventory_hostname]['ansible_'+interface].ipv6)) %}
{% if dhcpd_tpl_interfaces.append(interface) %}{% endif %}
{% endif %}
{% endfor %}
INTERFACES="{{ dhcpd_tpl_interfaces | join(' ') }}"
{% endif %}

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# This file is managed by Ansible, all changes will be lost
{% macro print_class(class) %}
{% if class.comment is defined and class.comment %}
# {{ class.comment }}
{% endif %}
class "{{ class.class }}" {
{% if class.options is defined and class.options %}
{{ class.options | indent(8,true) }}
{% endif %}
{% if class.include is defined and class.include %}
include "{{ class.include }}";
{% endif %}
}
{% if class.subclass is defined and class.subclass %}
{% for key, value in class.subclass.iteritems() %}
{% if value is defined and value %}
subclass "{{ class.class }}" "{{ key }}" {
{{ value | indent(8,true) }}
}
{% else %}
subclass "{{ class.class }}" {{ key }};
{% endif %}
{% endfor %}
{% endif %}
{% endmacro %}
{% macro print_group(group) %}
{% if group.comment is defined and group.comment %}
# {{ group.comment }}
{% endif %}
group {
{% if group.options is defined and group.options %}
{{ group.options | indent(8,true) }}
{% endif %}
{% if group.include is defined and group.include %}
include "{{ group.include }}";
{% endif %}
{% if group.groups is defined and group.groups %}
{% for group in group.groups %}
{{ print_group(group) | indent(8, true) }}
{% endfor %}
{% endif %}
{% if group.subnets is defined and group.subnets %}
{% for subnet in group.subnets %}
{{ print_subnet(subnet) | indent(8, true) }}
{% endfor %}
{% endif %}
{% if group.hosts is defined and group.hosts %}
{{ print_hosts(group.hosts) | indent(8, true) }}
{% endif %}
}
{% endmacro %}
{% macro print_subnet(subnet) %}
{% if subnet.comment is defined and subnet.comment %}
# {{ subnet.comment }}
{% endif %}
{% if subnet.ipv6 is defined and subnet.ipv6 %}
subnet6 {{ subnet.subnet }} {
{% else %}
subnet {{ subnet.subnet }} netmask {{ subnet.netmask }} {
{% endif %}
{% if subnet.routers is defined and subnet.routers %}
{% if subnet.routers is string %}
option routers {{ subnet.routers }};
{% else %}
option routers {{ subnet.routers | join(' ') }};
{% endif %}
{% endif %}
{% if subnet.options is defined and subnet.options %}
{{ subnet.options | indent(8,true) }}
{% endif %}
{% if subnet.include is defined and subnet.include %}
include "{{ subnet.include }}";
{% endif %}
{% if subnet.pools is defined and subnet.pools %}
{% for pool in subnet.pools %}
pool {
{% if pool.comment is defined and pool.comment %}
# {{ pool.comment }}
{% endif %}
{% if subnet.ipv6 is defined and subnet.ipv6 %}
range6 {{ pool.range }};
{% else %}
range {{ pool.range }};
{% endif %}
{% if pool.options is defined and pool.options %}
{{ pool.options | indent(16,true) }}
{% endif %}
{% if pool.include is defined and pool.include %}
include "{{ pool.include }}";
{% endif %}
}
{% endfor %}
{% endif %}
{% if subnet.hosts is defined and subnet.hosts %}
{{ print_hosts(subnet.hosts) | indent(8, true) }}
{% endif %}
}
{% endmacro %}
{% macro print_hosts(hosts) %}
{% if hosts is string %}
include "{{ hosts }}";
{% else %}
{% for host in hosts %}
{% if host.comment is defined and host.comment %}
# {{ host.comment }}
{% endif %}
host {{ host.hostname }} {
{% if host.options is defined and host.options %}
{{ host.options | indent(8,true) }}
{% endif %}
{% if host.ethernet is defined and host.ethernet %}
hardware ethernet {{ host.ethernet }};
{% endif %}
{% if host.address is defined and host.address %}
fixed-address {{ host.address }};
{% endif %}
}
{% endfor %}
{% endif %}
{% endmacro %}
{% if dhcpd_authoritative is defined and dhcpd_authoritative %}
authoritative;
{% elif dhcpd_authoritative is undefined or (dhcpd_authoritative is defined and not dhcpd_authoritative) %}
not authoritative;
{% endif %}
{% if dhcpd_global_options is defined and dhcpd_global_options %}
# Global configuration options
{{ dhcpd_global_options }}
{% endif %}
{% if dhcpd_options is defined and dhcpd_options %}
# Configuration options
{{ dhcpd_options }}
{% endif %}
{% if dhcpd_classes is defined and dhcpd_classes %}
{% for class in dhcpd_classes %}
{{ print_class(class) }}
{% endfor %}
{% endif %}
{% if dhcpd_shared_networks is defined and dhcpd_shared_networks %}
{% for network in dhcpd_shared_networks %}
{% if network.subnets is defined and network.subnets %}
{% if network.comment is defined and network.comment %}
# {{ network.comment }}
{% endif %}
shared-network "{{ network.name }}" {
{% if network.options is defined and network.options %}
{{ network.options | indent(8,true) }}
{% endif %}
{% if network.include is defined and network.include %}
include "{{ network.include }}";
{% endif %}
{% for subnet in network.subnets %}
{{ print_subnet(subnet) | indent(8,true) }}
{% endfor %}
}
{% endif %}
{% endfor %}
{% endif %}
{% if dhcpd_groups is defined and dhcpd_groups %}
{% for group in dhcpd_groups %}
{{ print_group(group) }}
{% endfor %}
{% endif %}
{% if dhcpd_subnets is defined and dhcpd_subnets %}
{% for subnet in dhcpd_subnets %}
{{ print_subnet(subnet) }}
{% endfor %}
{% endif %}
{% if dhcpd_hosts is defined and dhcpd_hosts %}
{{ print_hosts(dhcpd_hosts) }}
{% endif %}
{% if dhcpd_includes is defined and dhcpd_includes %}
{% for include in dhcpd_includes %}
include "{{ include }}";
{% endfor %}
{% endif %}
{#
vim: ft=dhcpd
#}