96 lines
2.7 KiB
Python
96 lines
2.7 KiB
Python
from ipaddress import ip_interface, ip_network
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hashable = repo.libs.hashable.hashable
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defaults = {
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'apt': {
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'packages': {
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'kea-dhcp4-server': {},
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},
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},
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'kea': {
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'Dhcp4': {
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'interfaces-config': {
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'interfaces': set(),
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},
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'lease-database': {
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'type': 'memfile',
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'lfc-interval': 3600
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},
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'subnet4': set(),
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'loggers': set([
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hashable({
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'name': 'kea-dhcp4',
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'output_options': [
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{
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'output': 'syslog',
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}
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],
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'severity': 'INFO',
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}),
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]),
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},
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},
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}
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@metadata_reactor.provides(
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'kea/Dhcp4/interfaces-config/interfaces',
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'kea/Dhcp4/subnet4',
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)
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def subnets(metadata):
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subnet4 = set()
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interfaces = set()
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reservations = set(
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hashable({
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'hw-address': network_conf['mac'],
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'ip-address': str(ip_interface(network_conf['ipv4']).ip),
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})
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for other_node in repo.nodes
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for network_conf in other_node.metadata.get('network', {}).values()
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if 'mac' in network_conf
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)
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for network_name, network_conf in metadata.get('network').items():
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dhcp_server_config = network_conf.get('dhcp_server_config', None)
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if dhcp_server_config:
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_network = ip_network(dhcp_server_config['subnet'])
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subnet4.add(hashable({
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'subnet': dhcp_server_config['subnet'],
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'pools': [
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{
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'pool': f'{dhcp_server_config['pool_from']} - {dhcp_server_config['pool_to']}',
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},
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],
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'option-data': [
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{
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'name': 'routers',
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'data': dhcp_server_config['router'],
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},
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{
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'name': 'domain-name-servers',
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'data': '10.0.10.2',
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},
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],
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'reservations': set(
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reservation
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for reservation in reservations
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if ip_interface(reservation['ip-address']).ip in _network
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),
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}))
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interfaces.add(network_conf.get('interface', network_name))
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return {
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'kea': {
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'Dhcp4': {
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'interfaces-config': {
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'interfaces': interfaces,
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},
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'subnet4': subnet4,
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},
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},
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}
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