From 377c04cbd7c11f3288664f9e64a95ee8fda23457 Mon Sep 17 00:00:00 2001 From: Jernej Jakob Date: Thu, 4 Jul 2019 12:15:52 +0200 Subject: T1435 plus other dhcp/dhcpv6-server enhancements - T1435: dhcp-server: make ip-address optional in static-mapping - remove [REQUIRED] from dhcpv6-server static-mapping identifier and ipv6-address - verify if static-mapping ipv6-address is in subnet - make help and error messages in conf-mode more descriptive - remove regex ^$ anchors (implied in re.fullmatch) --- src/conf_mode/dhcp_server.py | 21 ++++++++++----------- 1 file changed, 10 insertions(+), 11 deletions(-) (limited to 'src/conf_mode/dhcp_server.py') diff --git a/src/conf_mode/dhcp_server.py b/src/conf_mode/dhcp_server.py index 78927a847..6d88ea95a 100755 --- a/src/conf_mode/dhcp_server.py +++ b/src/conf_mode/dhcp_server.py @@ -187,7 +187,9 @@ shared-network {{ network.name }} { {%- for host in subnet.static_mapping %} {% if not host.disabled -%} host {% if host_decl_name -%} {{ host.name }} {%- else -%} {{ network.name }}_{{ host.name }} {%- endif %} { + {%- if host.ip_address %} fixed-address {{ host.ip_address }}; + {%- endif %} hardware ethernet {{ host.mac_address }}; {%- if host.static_parameters %} # The following {{ host.static_parameters | length }} line(s) were added as static-mapping-parameters in the CLI and have not been validated @@ -728,22 +730,19 @@ def verify(dhcp): raise ConfigError('No DHCP address range or active static-mapping set\n' \ 'for subnet {0}!'.format(subnet['network'])) - # Static IP address mappings require both an IP address and MAC address + # Static mappings require just a MAC address (will use an IP from the dynamic pool if IP is not set) for mapping in subnet['static_mapping']: - # Static IP address must be configured - if not mapping['ip_address']: - raise ConfigError('DHCP static lease IP address not specified for static mapping\n' \ - '{0} under shared network name {1}!'.format(mapping['name'], network['name'])) - # Static IP address must be in bound - if not ipaddress.ip_address(mapping['ip_address']) in ipaddress.ip_network(subnet['network']): - raise ConfigError('DHCP static lease IP address {0} for static mapping {1}\n' \ - 'in shared network {2} is outside DHCP lease subnet {3}!' \ - .format(mapping['ip_address'], mapping['name'], network['name'], subnet['network'])) + if mapping['ip_address']: + # Static IP address must be in bound + if not ipaddress.ip_address(mapping['ip_address']) in ipaddress.ip_network(subnet['network']): + raise ConfigError('DHCP static lease IP address {0} for static mapping {1}\n' \ + 'in shared network {2} is outside DHCP lease subnet {3}!' \ + .format(mapping['ip_address'], mapping['name'], network['name'], subnet['network'])) # Static mapping requires MAC address if not mapping['mac_address']: - raise ConfigError('DHCP static lease MAC address not specified for static mapping\n' \ + raise ConfigError('DHCP static lease MAC address not specified for static mapping\n' \ '{0} under shared network name {1}!'.format(mapping['name'], network['name'])) # There must be one subnet connected to a listen interface. -- cgit v1.2.3