diff options
| -rw-r--r-- | data/templates/high-availability/keepalived.conf.tmpl (renamed from data/templates/vrrp/keepalived.conf.tmpl) | 57 | ||||
| -rw-r--r-- | interface-definitions/high-availability.xml.in (renamed from interface-definitions/vrrp.xml.in) | 144 | ||||
| -rwxr-xr-x | smoketest/scripts/cli/test_ha_virtual_server.py | 146 | ||||
| -rwxr-xr-x | smoketest/scripts/cli/test_ha_vrrp.py | 10 | ||||
| -rwxr-xr-x | src/conf_mode/conntrack_sync.py | 2 | ||||
| -rwxr-xr-x | src/conf_mode/high-availability.py (renamed from src/conf_mode/vrrp.py) | 63 |
6 files changed, 386 insertions, 36 deletions
diff --git a/data/templates/vrrp/keepalived.conf.tmpl b/data/templates/high-availability/keepalived.conf.tmpl index 6585fc60b..817c65ff0 100644 --- a/data/templates/vrrp/keepalived.conf.tmpl +++ b/data/templates/high-availability/keepalived.conf.tmpl @@ -9,8 +9,8 @@ global_defs { notify_fifo_script /usr/libexec/vyos/system/keepalived-fifo.py } -{% if group is defined and group is not none %} -{% for name, group_config in group.items() if group_config.disable is not defined %} +{% if vrrp is defined and vrrp.group is defined and vrrp.group is not none %} +{% for name, group_config in vrrp.group.items() if group_config.disable is not defined %} {% if group_config.health_check is defined and group_config.health_check.script is defined and group_config.health_check.script is not none %} vrrp_script healthcheck_{{ name }} { script "{{ group_config.health_check.script }}" @@ -82,8 +82,8 @@ vrrp_instance {{ name }} { {% endfor %} {% endif %} -{% if sync_group is defined and sync_group is not none %} -{% for name, sync_group_config in sync_group.items() if sync_group_config.disable is not defined %} +{% if vrrp is defined and vrrp.sync_group is defined and vrrp.sync_group is not none %} +{% for name, sync_group_config in vrrp.sync_group.items() if sync_group_config.disable is not defined %} vrrp_sync_group {{ name }} { group { {% if sync_group_config.member is defined and sync_group_config.member is not none %} @@ -94,14 +94,14 @@ vrrp_sync_group {{ name }} { } {# Health-check scripts should be in section sync-group if member is part of the sync-group T4081 #} -{% for name, group_config in group.items() if group_config.disable is not defined %} +{% for name, group_config in vrrp.group.items() if group_config.disable is not defined %} {% if group_config.health_check is defined and group_config.health_check.script is defined and group_config.health_check.script is not none and name in sync_group_config.member %} track_script { healthcheck_{{ name }} } {% endif %} {% endfor %} -{% if conntrack_sync_group is defined and conntrack_sync_group == name %} +{% if vrrp.conntrack_sync_group is defined and vrrp.conntrack_sync_group == name %} {% set vyos_helper = "/usr/libexec/vyos/vyos-vrrp-conntracksync.sh" %} notify_master "{{ vyos_helper }} master {{ name }}" notify_backup "{{ vyos_helper }} backup {{ name }}" @@ -110,3 +110,48 @@ vrrp_sync_group {{ name }} { } {% endfor %} {% endif %} + +# Virtual-server configuration +{% if virtual_server is defined and virtual_server is not none %} +{% for vserver, vserver_config in virtual_server.items() %} +virtual_server {{ vserver }} {{ vserver_config.port }} { + delay_loop {{ vserver_config.delay_loop }} +{% if vserver_config.algorithm == 'round-robin' %} + lb_algo rr +{% elif vserver_config.algorithm == 'weighted-round-robin' %} + lb_algo wrr +{% elif vserver_config.algorithm == 'least-connection' %} + lb_algo lc +{% elif vserver_config.algorithm == 'weighted-least-connection' %} + lb_algo wlc +{% elif vserver_config.algorithm == 'source-hashing' %} + lb_algo sh +{% elif vserver_config.algorithm == 'destination-hashing' %} + lb_algo dh +{% elif vserver_config.algorithm == 'locality-based-least-connection' %} + lb_algo lblc +{% endif %} +{% if vserver_config.forward_method == "nat" %} + lb_kind NAT +{% elif vserver_config.forward_method == "direct" %} + lb_kind DR +{% elif vserver_config.forward_method == "tunnel" %} + lb_kind TUN +{% endif %} + persistence_timeout {{ vserver_config.persistence_timeout }} + protocol {{ vserver_config.protocol | upper }} +{% if vserver_config.real_server is defined and vserver_config.real_server is not none %} +{% for rserver, rserver_config in vserver_config.real_server.items() %} + real_server {{ rserver }} {{ rserver_config.port }} { + weight 1 + {{ vserver_config.protocol | upper }}_CHECK { +{% if rserver_config.connection_timeout is defined and rserver_config.connection_timeout is not none %} + connect_timeout {{ rserver_config.connection_timeout }} +{% endif %} + } + } +{% endfor %} +{% endif %} +} +{% endfor %} +{% endif %} diff --git a/interface-definitions/vrrp.xml.in b/interface-definitions/high-availability.xml.in index 53d79caac..f46343c76 100644 --- a/interface-definitions/vrrp.xml.in +++ b/interface-definitions/high-availability.xml.in @@ -1,13 +1,13 @@ <?xml version="1.0"?> <interfaceDefinition> - <node name="high-availability"> + <node name="high-availability" owner="${vyos_conf_scripts_dir}/high-availability.py"> <properties> + <priority>800</priority> <!-- after all interfaces and conntrack-sync --> <help>High availability settings</help> </properties> <children> - <node name="vrrp" owner="${vyos_conf_scripts_dir}/vrrp.py"> + <node name="vrrp"> <properties> - <priority>800</priority> <!-- after all interfaces and conntrack-sync --> <help>Virtual Router Redundancy Protocol settings</help> </properties> <children> @@ -252,6 +252,144 @@ </tagNode> </children> </node> + <tagNode name="virtual-server"> + <properties> + <help>Load-balancing virtual server address</help> + </properties> + <children> + <leafNode name="algorithm"> + <properties> + <help>Schedule algorithm (default - least-connection)</help> + <completionHelp> + <list>round-robin weighted-round-robin least-connection weighted-least-connection source-hashing destination-hashing locality-based-least-connection</list> + </completionHelp> + <valueHelp> + <format>round-robin</format> + <description>Round robin</description> + </valueHelp> + <valueHelp> + <format>weighted-round-robin</format> + <description>Weighted round robin</description> + </valueHelp> + <valueHelp> + <format>least-connection</format> + <description>Least connection</description> + </valueHelp> + <valueHelp> + <format>weighted-least-connection</format> + <description>Weighted least connection</description> + </valueHelp> + <valueHelp> + <format>source-hashing</format> + <description>Source hashing</description> + </valueHelp> + <valueHelp> + <format>destination-hashing</format> + <description>Destination hashing</description> + </valueHelp> + <valueHelp> + <format>locality-based-least-connection</format> + <description>Locality-Based least connection</description> + </valueHelp> + <constraint> + <regex>^(round-robin|weighted-round-robin|least-connection|weighted-least-connection|source-hashing|destination-hashing|locality-based-least-connection)$</regex> + </constraint> + </properties> + <defaultValue>least-connection</defaultValue> + </leafNode> + <leafNode name="delay-loop"> + <properties> + <help>Interval between health-checks (in seconds)</help> + <valueHelp> + <format>u32:1-600</format> + <description>Interval in seconds (default: 10)</description> + </valueHelp> + <constraint> + <validator name="numeric" argument="--range 1-3600"/> + </constraint> + </properties> + <defaultValue>10</defaultValue> + </leafNode> + <leafNode name="forward-method"> + <properties> + <help>Forwarding method (default: NAT)</help> + <completionHelp> + <list>direct nat tunnel</list> + </completionHelp> + <valueHelp> + <format>direct</format> + <description>Direct routing</description> + </valueHelp> + <valueHelp> + <format>nat</format> + <description>NAT</description> + </valueHelp> + <valueHelp> + <format>tunnel</format> + <description>Tunneling</description> + </valueHelp> + <constraint> + <regex>^(direct|nat|tunnel)$</regex> + </constraint> + </properties> + <defaultValue>nat</defaultValue> + </leafNode> + #include <include/port-number.xml.i> + <leafNode name="persistence-timeout"> + <properties> + <help>Timeout for persistent connections</help> + <valueHelp> + <format>u32:1-86400</format> + <description>Timeout for persistent connections (default: 300)</description> + </valueHelp> + <constraint> + <validator name="numeric" argument="--range 1-86400"/> + </constraint> + </properties> + <defaultValue>300</defaultValue> + </leafNode> + <leafNode name="protocol"> + <properties> + <help>Protocol for port checks (default: TCP)</help> + <completionHelp> + <list>tcp udp</list> + </completionHelp> + <valueHelp> + <format>tcp</format> + <description>TCP</description> + </valueHelp> + <valueHelp> + <format>udp</format> + <description>UDP</description> + </valueHelp> + <constraint> + <regex>^(tcp|udp)$</regex> + </constraint> + </properties> + <defaultValue>tcp</defaultValue> + </leafNode> + <tagNode name="real-server"> + <properties> + <help>Real server address</help> + </properties> + <children> + #include <include/port-number.xml.i> + <leafNode name="connection-timeout"> + <properties> + <help>Server connection timeout</help> + <valueHelp> + <format>u32:1-86400</format> + <description>Connection timeout to remote server</description> + </valueHelp> + <constraint> + <validator name="numeric" argument="--range 1-86400"/> + </constraint> + </properties> + </leafNode> + </children> + </tagNode> + </children> + </tagNode> </children> </node> </interfaceDefinition> diff --git a/smoketest/scripts/cli/test_ha_virtual_server.py b/smoketest/scripts/cli/test_ha_virtual_server.py new file mode 100755 index 000000000..e3a91283e --- /dev/null +++ b/smoketest/scripts/cli/test_ha_virtual_server.py @@ -0,0 +1,146 @@ +#!/usr/bin/env python3 +# +# Copyright (C) 2021-2022 VyOS maintainers and contributors +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License version 2 or later as +# published by the Free Software Foundation. +# +# 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/>. + +import unittest + +from base_vyostest_shim import VyOSUnitTestSHIM + +from vyos.configsession import ConfigSessionError +from vyos.ifconfig.vrrp import VRRP +from vyos.util import cmd +from vyos.util import process_named_running +from vyos.util import read_file +from vyos.template import inc_ip + +PROCESS_NAME = 'keepalived' +KEEPALIVED_CONF = VRRP.location['config'] +base_path = ['high-availability'] +vrrp_interface = 'eth1' + +class TestHAVirtualServer(VyOSUnitTestSHIM.TestCase): + def tearDown(self): + # Check for running process + self.assertTrue(process_named_running(PROCESS_NAME)) + + self.cli_delete(['interfaces', 'ethernet', vrrp_interface, 'address']) + self.cli_delete(base_path) + self.cli_commit() + + # Process must be terminated after deleting the config + self.assertFalse(process_named_running(PROCESS_NAME)) + + def test_01_ha_virtual_server(self): + algo = 'least-connection' + delay = '10' + method = 'nat' + persistence_timeout = '600' + vip = '203.0.113.111' + vport = '2222' + rservers = ['192.0.2.21', '192.0.2.22', '192.0.2.23'] + rport = '22' + proto = 'tcp' + connection_timeout = '30' + + vserver_base = base_path + ['virtual-server'] + + self.cli_set(vserver_base + [vip, 'algorithm', algo]) + self.cli_set(vserver_base + [vip, 'delay-loop', delay]) + self.cli_set(vserver_base + [vip, 'forward-method', method]) + self.cli_set(vserver_base + [vip, 'persistence-timeout', persistence_timeout]) + self.cli_set(vserver_base + [vip, 'port', vport]) + self.cli_set(vserver_base + [vip, 'protocol', proto]) + for rs in rservers: + self.cli_set(vserver_base + [vip, 'real-server', rs, 'connection-timeout', connection_timeout]) + self.cli_set(vserver_base + [vip, 'real-server', rs, 'port', rport]) + + # commit changes + self.cli_commit() + + config = read_file(KEEPALIVED_CONF) + + self.assertIn(f'delay_loop {delay}', config) + self.assertIn(f'lb_algo lc', config) + self.assertIn(f'lb_kind {method.upper()}', config) + self.assertIn(f'persistence_timeout {persistence_timeout}', config) + self.assertIn(f'protocol {proto.upper()}', config) + for rs in rservers: + self.assertIn(f'real_server {rs} {rport}', config) + self.assertIn(f'{proto.upper()}_CHECK', config) + self.assertIn(f'connect_timeout {connection_timeout}', config) + + def test_02_ha_virtual_server_and_vrrp(self): + algo = 'least-connection' + delay = '15' + method = 'nat' + persistence_timeout = '300' + vip = '203.0.113.222' + vport = '22322' + rservers = ['192.0.2.11', '192.0.2.12'] + rport = '222' + proto = 'tcp' + connection_timeout = '23' + group = 'VyOS' + vrid = '99' + + vrrp_base = base_path + ['vrrp', 'group'] + vserver_base = base_path + ['virtual-server'] + + self.cli_set(['interfaces', 'ethernet', vrrp_interface, 'address', '203.0.113.10/24']) + + # VRRP config + self.cli_set(vrrp_base + [group, 'description', group]) + self.cli_set(vrrp_base + [group, 'interface', vrrp_interface]) + self.cli_set(vrrp_base + [group, 'address', vip + '/24']) + self.cli_set(vrrp_base + [group, 'vrid', vrid]) + + # Virtual-server config + self.cli_set(vserver_base + [vip, 'algorithm', algo]) + self.cli_set(vserver_base + [vip, 'delay-loop', delay]) + self.cli_set(vserver_base + [vip, 'forward-method', method]) + self.cli_set(vserver_base + [vip, 'persistence-timeout', persistence_timeout]) + self.cli_set(vserver_base + [vip, 'port', vport]) + self.cli_set(vserver_base + [vip, 'protocol', proto]) + for rs in rservers: + self.cli_set(vserver_base + [vip, 'real-server', rs, 'connection-timeout', connection_timeout]) + self.cli_set(vserver_base + [vip, 'real-server', rs, 'port', rport]) + + # commit changes + self.cli_commit() + + config = read_file(KEEPALIVED_CONF) + + # Keepalived vrrp + self.assertIn(f'# {group}', config) + self.assertIn(f'interface {vrrp_interface}', config) + self.assertIn(f'virtual_router_id {vrid}', config) + self.assertIn(f'priority 100', config) # default value + self.assertIn(f'advert_int 1', config) # default value + self.assertIn(f'preempt_delay 0', config) # default value + + # Keepalived virtual-server + self.assertIn(f'delay_loop {delay}', config) + self.assertIn(f'lb_algo lc', config) + self.assertIn(f'lb_kind {method.upper()}', config) + self.assertIn(f'persistence_timeout {persistence_timeout}', config) + self.assertIn(f'protocol {proto.upper()}', config) + for rs in rservers: + self.assertIn(f'real_server {rs} {rport}', config) + self.assertIn(f'{proto.upper()}_CHECK', config) + self.assertIn(f'connect_timeout {connection_timeout}', config) + + +if __name__ == '__main__': + unittest.main(verbosity=2) diff --git a/smoketest/scripts/cli/test_ha_vrrp.py b/smoketest/scripts/cli/test_ha_vrrp.py index 23a9f7796..a37ce7e64 100755 --- a/smoketest/scripts/cli/test_ha_vrrp.py +++ b/smoketest/scripts/cli/test_ha_vrrp.py @@ -27,7 +27,7 @@ from vyos.template import inc_ip PROCESS_NAME = 'keepalived' KEEPALIVED_CONF = VRRP.location['config'] -base_path = ['high-availability', 'vrrp'] +base_path = ['high-availability'] vrrp_interface = 'eth1' groups = ['VLAN77', 'VLAN78', 'VLAN201'] @@ -56,7 +56,7 @@ class TestVRRP(VyOSUnitTestSHIM.TestCase): for group in groups: vlan_id = group.lstrip('VLAN') vip = f'100.64.{vlan_id}.1/24' - group_base = base_path + ['group', group] + group_base = base_path + ['vrrp', 'group', group] self.cli_set(['interfaces', 'ethernet', vrrp_interface, 'vif', vlan_id, 'address', inc_ip(vip, 1) + '/' + vip.split('/')[-1]]) @@ -91,7 +91,7 @@ class TestVRRP(VyOSUnitTestSHIM.TestCase): for group in groups: vlan_id = group.lstrip('VLAN') vip = f'100.64.{vlan_id}.1/24' - group_base = base_path + ['group', group] + group_base = base_path + ['vrrp', 'group', group] self.cli_set(['interfaces', 'ethernet', vrrp_interface, 'vif', vlan_id, 'address', inc_ip(vip, 1) + '/' + vip.split('/')[-1]]) @@ -138,7 +138,7 @@ class TestVRRP(VyOSUnitTestSHIM.TestCase): for group in groups: vlan_id = group.lstrip('VLAN') vip = f'100.64.{vlan_id}.1/24' - group_base = base_path + ['group', group] + group_base = base_path + ['vrrp', 'group', group] self.cli_set(['interfaces', 'ethernet', vrrp_interface, 'vif', vlan_id, 'address', inc_ip(vip, 1) + '/' + vip.split('/')[-1]]) @@ -146,7 +146,7 @@ class TestVRRP(VyOSUnitTestSHIM.TestCase): self.cli_set(group_base + ['address', vip]) self.cli_set(group_base + ['vrid', vlan_id]) - self.cli_set(base_path + ['sync-group', sync_group, 'member', group]) + self.cli_set(base_path + ['vrrp', 'sync-group', sync_group, 'member', group]) # commit changes self.cli_commit() diff --git a/src/conf_mode/conntrack_sync.py b/src/conf_mode/conntrack_sync.py index f82a077e6..8f9837c2b 100755 --- a/src/conf_mode/conntrack_sync.py +++ b/src/conf_mode/conntrack_sync.py @@ -36,7 +36,7 @@ airbag.enable() config_file = '/run/conntrackd/conntrackd.conf' def resync_vrrp(): - tmp = run('/usr/libexec/vyos/conf_mode/vrrp.py') + tmp = run('/usr/libexec/vyos/conf_mode/high-availability.py') if tmp > 0: print('ERROR: error restarting VRRP daemon!') diff --git a/src/conf_mode/vrrp.py b/src/conf_mode/high-availability.py index c72efc61f..7d51bb393 100755 --- a/src/conf_mode/vrrp.py +++ b/src/conf_mode/high-availability.py @@ -1,6 +1,6 @@ #!/usr/bin/env python3 # -# Copyright (C) 2018-2021 VyOS maintainers and contributors +# Copyright (C) 2018-2022 VyOS maintainers and contributors # # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License version 2 or later as @@ -40,33 +40,41 @@ def get_config(config=None): else: conf = Config() - base = ['high-availability', 'vrrp'] + base = ['high-availability'] + base_vrrp = ['high-availability', 'vrrp'] if not conf.exists(base): return None - vrrp = conf.get_config_dict(base, key_mangling=('-', '_'), + ha = conf.get_config_dict(base, key_mangling=('-', '_'), get_first_key=True, no_tag_node_value_mangle=True) # We have gathered the dict representation of the CLI, but there are default # options which we need to update into the dictionary retrived. - if 'group' in vrrp: - default_values = defaults(base + ['group']) - for group in vrrp['group']: - vrrp['group'][group] = dict_merge(default_values, vrrp['group'][group]) + if 'vrrp' in ha: + if 'group' in ha['vrrp']: + default_values_vrrp = defaults(base_vrrp + ['group']) + for group in ha['vrrp']['group']: + ha['vrrp']['group'][group] = dict_merge(default_values_vrrp, ha['vrrp']['group'][group]) + + # Merge per virtual-server default values + if 'virtual_server' in ha: + default_values = defaults(base + ['virtual-server']) + for vs in ha['virtual_server']: + ha['virtual_server'][vs] = dict_merge(default_values, ha['virtual_server'][vs]) ## Get the sync group used for conntrack-sync conntrack_path = ['service', 'conntrack-sync', 'failover-mechanism', 'vrrp', 'sync-group'] if conf.exists(conntrack_path): - vrrp['conntrack_sync_group'] = conf.return_value(conntrack_path) + ha['conntrack_sync_group'] = conf.return_value(conntrack_path) - return vrrp + return ha -def verify(vrrp): - if not vrrp: +def verify(ha): + if not ha: return None used_vrid_if = [] - if 'group' in vrrp: - for group, group_config in vrrp['group'].items(): + if 'vrrp' in ha and 'group' in ha['vrrp']: + for group, group_config in ha['vrrp']['group'].items(): # Check required fields if 'vrid' not in group_config: raise ConfigError(f'VRID is required but not set in VRRP group "{group}"') @@ -119,24 +127,37 @@ def verify(vrrp): if is_ipv4(group_config['peer_address']): raise ConfigError(f'VRRP group "{group}" uses IPv6 but peer-address is IPv4!') # Check sync groups - if 'sync_group' in vrrp: - for sync_group, sync_config in vrrp['sync_group'].items(): + if 'vrrp' in ha and 'sync_group' in ha['vrrp']: + for sync_group, sync_config in ha['vrrp']['sync_group'].items(): if 'member' in sync_config: for member in sync_config['member']: - if member not in vrrp['group']: + if member not in ha['vrrp']['group']: raise ConfigError(f'VRRP sync-group "{sync_group}" refers to VRRP group "{member}", '\ 'but it does not exist!') -def generate(vrrp): - if not vrrp: + # Virtual-server + if 'virtual_server' in ha: + for vs, vs_config in ha['virtual_server'].items(): + if 'port' not in vs_config: + raise ConfigError(f'Port is required but not set for virtual-server "{vs}"') + if 'real_server' not in vs_config: + raise ConfigError(f'Real-server ip is required but not set for virtual-server "{vs}"') + # Real-server + for rs, rs_config in vs_config['real_server'].items(): + if 'port' not in rs_config: + raise ConfigError(f'Port is required but not set for virtual-server "{vs}" real-server "{rs}"') + + +def generate(ha): + if not ha: return None - render(VRRP.location['config'], 'vrrp/keepalived.conf.tmpl', vrrp) + render(VRRP.location['config'], 'high-availability/keepalived.conf.tmpl', ha) return None -def apply(vrrp): +def apply(ha): service_name = 'keepalived.service' - if not vrrp: + if not ha: call(f'systemctl stop {service_name}') return None |