diff options
Diffstat (limited to 'src/conf_mode')
-rwxr-xr-x | src/conf_mode/dhcp_server.py | 4 | ||||
-rwxr-xr-x | src/conf_mode/dhcpv6_server.py | 4 | ||||
-rwxr-xr-x | src/conf_mode/dns_forwarding.py | 25 | ||||
-rwxr-xr-x | src/conf_mode/interfaces-geneve.py | 22 | ||||
-rwxr-xr-x | src/conf_mode/interfaces-openvpn.py | 6 | ||||
-rwxr-xr-x | src/conf_mode/interfaces-wwan.py | 93 | ||||
-rwxr-xr-x | src/conf_mode/salt-minion.py | 2 | ||||
-rwxr-xr-x | src/conf_mode/service_monitoring_telegraf.py | 22 | ||||
-rwxr-xr-x | src/conf_mode/system-ipv6.py | 4 | ||||
-rwxr-xr-x | src/conf_mode/system-login.py | 21 | ||||
-rwxr-xr-x | src/conf_mode/vrf.py | 8 |
11 files changed, 143 insertions, 68 deletions
diff --git a/src/conf_mode/dhcp_server.py b/src/conf_mode/dhcp_server.py index a8cef5ebf..d27f8d995 100755 --- a/src/conf_mode/dhcp_server.py +++ b/src/conf_mode/dhcp_server.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 @@ -109,7 +109,7 @@ def get_config(config=None): if not conf.exists(base): return None - dhcp = conf.get_config_dict(base, key_mangling=('-', '_'), get_first_key=True) + dhcp = conf.get_config_dict(base, key_mangling=('-', '_'), get_first_key=True, no_tag_node_value_mangle=True) # T2665: defaults include lease time per TAG node which need to be added to # individual subnet definitions default_values = defaults(base + ['shared-network-name', 'subnet']) diff --git a/src/conf_mode/dhcpv6_server.py b/src/conf_mode/dhcpv6_server.py index e6a2e4486..be1e6db1e 100755 --- a/src/conf_mode/dhcpv6_server.py +++ b/src/conf_mode/dhcpv6_server.py @@ -1,6 +1,6 @@ #!/usr/bin/env python3 # -# Copyright (C) 2018-2020 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 @@ -41,7 +41,7 @@ def get_config(config=None): if not conf.exists(base): return None - dhcpv6 = conf.get_config_dict(base, key_mangling=('-', '_'), get_first_key=True) + dhcpv6 = conf.get_config_dict(base, key_mangling=('-', '_'), get_first_key=True, no_tag_node_value_mangle=True) return dhcpv6 def verify(dhcpv6): diff --git a/src/conf_mode/dns_forwarding.py b/src/conf_mode/dns_forwarding.py index 06366362a..bc3821f61 100755 --- a/src/conf_mode/dns_forwarding.py +++ b/src/conf_mode/dns_forwarding.py @@ -1,6 +1,6 @@ #!/usr/bin/env python3 # -# Copyright (C) 2018-2020 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 @@ -16,6 +16,7 @@ import os +from netifaces import interfaces from sys import exit from vyos.config import Config @@ -62,10 +63,6 @@ def get_config(config=None): if conf.exists(base_nameservers): dns.update({'system_name_server': conf.return_values(base_nameservers)}) - base_nameservers_dhcp = ['system', 'name-servers-dhcp'] - if conf.exists(base_nameservers_dhcp): - dns.update({'system_name_server_dhcp': conf.return_values(base_nameservers_dhcp)}) - return dns def verify(dns): @@ -87,9 +84,8 @@ def verify(dns): raise ConfigError(f'No server configured for domain {domain}!') if 'system' in dns: - if not ('system_name_server' in dns or 'system_name_server_dhcp' in dns): - print("Warning: No 'system name-server' or 'system " \ - "name-servers-dhcp' configured") + if not 'system_name_server' in dns: + print('Warning: No "system name-server" configured') return None @@ -142,10 +138,15 @@ def apply(dns): hc.delete_name_server_tags_recursor(['system']) # add dhcp nameserver tags for configured interfaces - if 'system_name_server_dhcp' in dns: - for interface in dns['system_name_server_dhcp']: - hc.add_name_server_tags_recursor(['dhcp-' + interface, - 'dhcpv6-' + interface ]) + if 'system_name_server' in dns: + for interface in dns['system_name_server']: + # system_name_server key contains both IP addresses and interface + # names (DHCP) to use DNS servers. We need to check if the + # value is an interface name - only if this is the case, add the + # interface based DNS forwarder. + if interface in interfaces(): + hc.add_name_server_tags_recursor(['dhcp-' + interface, + 'dhcpv6-' + interface ]) # hostsd will generate the forward-zones file # the list and keys() are required as get returns a dict, not list diff --git a/src/conf_mode/interfaces-geneve.py b/src/conf_mode/interfaces-geneve.py index 979a5612e..f49d5b304 100755 --- a/src/conf_mode/interfaces-geneve.py +++ b/src/conf_mode/interfaces-geneve.py @@ -1,6 +1,6 @@ #!/usr/bin/env python3 # -# Copyright (C) 2019-2020 VyOS maintainers and contributors +# Copyright (C) 2019-2022 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 @@ -21,6 +21,7 @@ from netifaces import interfaces from vyos.config import Config from vyos.configdict import get_interface_dict +from vyos.configdict import leaf_node_changed from vyos.configverify import verify_address from vyos.configverify import verify_mtu_ipv6 from vyos.configverify import verify_bridge_delete @@ -41,6 +42,14 @@ def get_config(config=None): conf = Config() base = ['interfaces', 'geneve'] geneve = get_interface_dict(conf, base) + + # GENEVE interfaces are picky and require recreation if certain parameters + # change. But a GENEVE interface should - of course - not be re-created if + # it's description or IP address is adjusted. Feels somehow logic doesn't it? + for cli_option in ['remote', 'vni']: + if leaf_node_changed(conf, cli_option): + geneve.update({'rebuild_required': {}}) + return geneve def verify(geneve): @@ -65,11 +74,12 @@ def generate(geneve): def apply(geneve): # Check if GENEVE interface already exists - if geneve['ifname'] in interfaces(): - g = GeneveIf(geneve['ifname']) - # GENEVE is super picky and the tunnel always needs to be recreated, - # thus we can simply always delete it first. - g.remove() + if 'rebuild_required' in geneve or 'delete' in geneve: + if geneve['ifname'] in interfaces(): + g = GeneveIf(geneve['ifname']) + # GENEVE is super picky and the tunnel always needs to be recreated, + # thus we can simply always delete it first. + g.remove() if 'deleted' not in geneve: # This is a special type of interface which needs additional parameters diff --git a/src/conf_mode/interfaces-openvpn.py b/src/conf_mode/interfaces-openvpn.py index 38ed127ff..f7edddcbf 100755 --- a/src/conf_mode/interfaces-openvpn.py +++ b/src/conf_mode/interfaces-openvpn.py @@ -29,7 +29,7 @@ from shutil import rmtree from vyos.config import Config from vyos.configdict import get_interface_dict -from vyos.configdict import leaf_node_changed +from vyos.configdict import is_node_changed from vyos.configverify import verify_vrf from vyos.configverify import verify_bridge_delete from vyos.configverify import verify_diffie_hellman_length @@ -83,8 +83,8 @@ def get_config(config=None): openvpn = get_interface_dict(conf, base) if 'deleted' not in openvpn: - tmp = leaf_node_changed(conf, ['openvpn-option']) - if tmp: openvpn['restart_required'] = '' + if is_node_changed(conf, ['openvpn-option']): + openvpn.update({'restart_required': {}}) openvpn['auth_user_pass_file'] = '/run/openvpn/{ifname}.pw'.format(**openvpn) return openvpn diff --git a/src/conf_mode/interfaces-wwan.py b/src/conf_mode/interfaces-wwan.py index a4b033374..179d1efb4 100755 --- a/src/conf_mode/interfaces-wwan.py +++ b/src/conf_mode/interfaces-wwan.py @@ -1,6 +1,6 @@ #!/usr/bin/env python3 # -# Copyright (C) 2020-2021 VyOS maintainers and contributors +# Copyright (C) 2020-2022 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 @@ -21,6 +21,7 @@ from time import sleep from vyos.config import Config from vyos.configdict import get_interface_dict +from vyos.configdict import is_node_changed from vyos.configverify import verify_authentication from vyos.configverify import verify_interface_exists from vyos.configverify import verify_vrf @@ -36,7 +37,7 @@ from vyos import airbag airbag.enable() service_name = 'ModemManager.service' -cron_script = '/etc/cron.d/wwan' +cron_script = '/etc/cron.d/vyos-wwan' def get_config(config=None): """ @@ -50,6 +51,30 @@ def get_config(config=None): base = ['interfaces', 'wwan'] wwan = get_interface_dict(conf, base) + # We should only terminate the WWAN session if critical parameters change. + # All parameters that can be changed on-the-fly (like interface description) + # should not lead to a reconnect! + tmp = is_node_changed(conf, ['address']) + if tmp: wwan.update({'shutdown_required': {}}) + + tmp = is_node_changed(conf, ['apn']) + if tmp: wwan.update({'shutdown_required': {}}) + + tmp = is_node_changed(conf, ['disable']) + if tmp: wwan.update({'shutdown_required': {}}) + + tmp = is_node_changed(conf, ['vrf']) + if tmp: wwan.update({'vrf_old': {}}) + + tmp = is_node_changed(conf, ['authentication', 'user']) + if tmp: wwan.update({'shutdown_required': {}}) + + tmp = is_node_changed(conf, ['authentication', 'password']) + if tmp: wwan.update({'shutdown_required': {}}) + + tmp = is_node_changed(conf, ['ipv6', 'address', 'autoconf']) + if tmp: wwan.update({'shutdown_required': {}}) + # We need to know the amount of other WWAN interfaces as ModemManager needs # to be started or stopped. conf.set_level(base) @@ -57,8 +82,8 @@ def get_config(config=None): get_first_key=True, no_tag_node_value_mangle=True) - # This if-clause is just to be sure - it will always evaluate to true ifname = wwan['ifname'] + # This if-clause is just to be sure - it will always evaluate to true if ifname in wwan['other_interfaces']: del wwan['other_interfaces'][ifname] if len(wwan['other_interfaces']) == 0: @@ -82,13 +107,25 @@ def verify(wwan): def generate(wwan): if 'deleted' in wwan: + # We are the last WWAN interface - there are no other ones remaining + # thus the cronjob needs to go away, too + if 'other_interfaces' not in wwan: + if os.path.exists(cron_script): + os.unlink(cron_script) return None + # Install cron triggered helper script to re-dial WWAN interfaces on + # disconnect - e.g. happens during RF signal loss. The script watches every + # WWAN interface - so there is only one instance. if not os.path.exists(cron_script): write_file(cron_script, '*/5 * * * * root /usr/libexec/vyos/vyos-check-wwan.py') + return None def apply(wwan): + # ModemManager is required to dial WWAN connections - one instance is + # required to serve all modems. Activate ModemManager on first invocation + # of any WWAN interface. if not is_systemd_service_active(service_name): cmd(f'systemctl start {service_name}') @@ -101,17 +138,19 @@ def apply(wwan): break sleep(0.250) - # we only need the modem number. wwan0 -> 0, wwan1 -> 1 - modem = wwan['ifname'].lstrip('wwan') - base_cmd = f'mmcli --modem {modem}' - # Number of bearers is limited - always disconnect first - cmd(f'{base_cmd} --simple-disconnect') + if 'shutdown_required' in wwan: + # we only need the modem number. wwan0 -> 0, wwan1 -> 1 + modem = wwan['ifname'].lstrip('wwan') + base_cmd = f'mmcli --modem {modem}' + # Number of bearers is limited - always disconnect first + cmd(f'{base_cmd} --simple-disconnect') w = WWANIf(wwan['ifname']) if 'deleted' in wwan or 'disable' in wwan: w.remove() - # There are no other WWAN interfaces - stop the daemon + # We are the last WWAN interface - there are no other WWAN interfaces + # remaining, thus we can stop ModemManager and free resources. if 'other_interfaces' not in wwan: cmd(f'systemctl stop {service_name}') # Clean CRON helper script which is used for to re-connect when @@ -121,27 +160,25 @@ def apply(wwan): return None - ip_type = 'ipv4' - slaac = dict_search('ipv6.address.autoconf', wwan) != None - if 'address' in wwan: - if 'dhcp' in wwan['address'] and ('dhcpv6' in wwan['address'] or slaac): - ip_type = 'ipv4v6' - elif 'dhcpv6' in wwan['address'] or slaac: - ip_type = 'ipv6' - elif 'dhcp' in wwan['address']: - ip_type = 'ipv4' - - options = f'ip-type={ip_type},apn=' + wwan['apn'] - if 'authentication' in wwan: - options += ',user={user},password={password}'.format(**wwan['authentication']) - - command = f'{base_cmd} --simple-connect="{options}"' - call(command, stdout=DEVNULL) - w.update(wwan) + if 'shutdown_required' in wwan: + ip_type = 'ipv4' + slaac = dict_search('ipv6.address.autoconf', wwan) != None + if 'address' in wwan: + if 'dhcp' in wwan['address'] and ('dhcpv6' in wwan['address'] or slaac): + ip_type = 'ipv4v6' + elif 'dhcpv6' in wwan['address'] or slaac: + ip_type = 'ipv6' + elif 'dhcp' in wwan['address']: + ip_type = 'ipv4' - if 'other_interfaces' not in wwan and 'deleted' in wwan: - cmd(f'systemctl start {service_name}') + options = f'ip-type={ip_type},apn=' + wwan['apn'] + if 'authentication' in wwan: + options += ',user={user},password={password}'.format(**wwan['authentication']) + command = f'{base_cmd} --simple-connect="{options}"' + call(command, stdout=DEVNULL) + + w.update(wwan) return None if __name__ == '__main__': diff --git a/src/conf_mode/salt-minion.py b/src/conf_mode/salt-minion.py index 841bf6a39..5a8528741 100755 --- a/src/conf_mode/salt-minion.py +++ b/src/conf_mode/salt-minion.py @@ -39,7 +39,7 @@ default_config_data = { 'user': 'minion', 'group': 'vyattacfg', 'salt_id': gethostname(), - 'mine_interval': '60', + 'interval': '60', 'verify_master_pubkey_sign': 'false', 'master_key': '' } diff --git a/src/conf_mode/service_monitoring_telegraf.py b/src/conf_mode/service_monitoring_telegraf.py index 8a972b9fe..a71565df4 100755 --- a/src/conf_mode/service_monitoring_telegraf.py +++ b/src/conf_mode/service_monitoring_telegraf.py @@ -99,6 +99,15 @@ def get_config(config=None): monitoring['interfaces_ethernet'] = get_interfaces('ethernet', vlan=False) monitoring['nft_chains'] = get_nft_filter_chains() + if 'authentication' in monitoring or \ + 'url' in monitoring: + monitoring['influxdb_configured'] = True + + # Ignore default XML values if config doesn't exists + # Delete key from dict + if not conf.exists(base + ['prometheus-client']): + del monitoring['prometheus_client'] + return monitoring def verify(monitoring): @@ -106,13 +115,14 @@ def verify(monitoring): if not monitoring: return None - if 'authentication' not in monitoring or \ - 'organization' not in monitoring['authentication'] or \ - 'token' not in monitoring['authentication']: - raise ConfigError(f'Authentication "organization and token" are mandatory!') + if 'influxdb_configured' in monitoring: + if 'authentication' not in monitoring or \ + 'organization' not in monitoring['authentication'] or \ + 'token' not in monitoring['authentication']: + raise ConfigError(f'Authentication "organization and token" are mandatory!') - if 'url' not in monitoring: - raise ConfigError(f'Monitoring "url" is mandatory!') + if 'url' not in monitoring: + raise ConfigError(f'Monitoring "url" is mandatory!') return None diff --git a/src/conf_mode/system-ipv6.py b/src/conf_mode/system-ipv6.py index 7fb2dd1cf..e6bcc12ad 100755 --- a/src/conf_mode/system-ipv6.py +++ b/src/conf_mode/system-ipv6.py @@ -17,6 +17,7 @@ import os from sys import exit +from vyos.base import DeprecationWarning from vyos.config import Config from vyos.configdict import dict_merge from vyos.configdict import leaf_node_changed @@ -49,6 +50,9 @@ def get_config(config=None): return opt def verify(opt): + if 'disable' in opt: + DeprecationWarning('VyOS 1.4 (sagitta) will remove the CLI command to '\ + 'disable IPv6 address family in the Linux Kernel!') pass def generate(opt): diff --git a/src/conf_mode/system-login.py b/src/conf_mode/system-login.py index 8aa43dd32..aba10689d 100755 --- a/src/conf_mode/system-login.py +++ b/src/conf_mode/system-login.py @@ -1,6 +1,6 @@ #!/usr/bin/env python3 # -# Copyright (C) 2020-2021 VyOS maintainers and contributors +# Copyright (C) 2020-2022 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 @@ -23,6 +23,7 @@ from pwd import getpwall from pwd import getpwnam from spwd import getspnam from sys import exit +from time import sleep from vyos.config import Config from vyos.configdict import dict_merge @@ -31,6 +32,7 @@ from vyos.template import render from vyos.template import is_ipv4 from vyos.util import cmd from vyos.util import call +from vyos.util import run from vyos.util import DEVNULL from vyos.util import dict_search from vyos.xml import defaults @@ -256,13 +258,22 @@ def apply(login): if 'rm_users' in login: for user in login['rm_users']: try: + # Disable user to prevent re-login + call(f'usermod -s /sbin/nologin {user}') + # Logout user if he is still logged in if user in list(set([tmp[0] for tmp in users()])): print(f'{user} is logged in, forcing logout!') - call(f'pkill -HUP -u {user}') - - # Remove user account but leave home directory to be safe - call(f'userdel -r {user}', stderr=DEVNULL) + # re-run command until user is logged out + while run(f'pkill -HUP -u {user}'): + sleep(0.250) + + # Remove user account but leave home directory in place. Re-run + # command until user is removed - userdel might return 8 as + # SSH sessions are not all yet properly cleaned away, thus we + # simply re-run the command until the account wen't away + while run(f'userdel --remove {user}', stderr=DEVNULL): + sleep(0.250) except Exception as e: raise ConfigError(f'Deleting user "{user}" raised exception: {e}') diff --git a/src/conf_mode/vrf.py b/src/conf_mode/vrf.py index dd1739087..fb2182fff 100755 --- a/src/conf_mode/vrf.py +++ b/src/conf_mode/vrf.py @@ -27,6 +27,7 @@ from vyos.util import call from vyos.util import cmd from vyos.util import dict_search from vyos.util import sysctl_write +from vyos.util import is_ipv6_enabled from vyos import ConfigError from vyos import airbag airbag.enable() @@ -194,10 +195,11 @@ def apply(vrf): # set VRF description for e.g. SNMP monitoring vrf_if = Interface(name) - # We also should add proper loopback IP addresses to the newly - # created VRFs for services bound to the loopback address (SNMP, NTP) + # We also should add proper loopback IP addresses to the newly added + # VRF for services bound to the loopback address (SNMP, NTP) vrf_if.add_addr('127.0.0.1/8') - vrf_if.add_addr('::1/128') + if is_ipv6_enabled(): + vrf_if.add_addr('::1/128') # add VRF description if available vrf_if.set_alias(config.get('description', '')) |