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db9ecf05 | 1 | /* SPDX-License-Identifier: LGPL-2.1-or-later */ |
f579559b | 2 | |
9aa5d8ba YW |
3 | #include <net/if.h> |
4 | #include <netinet/in.h> | |
01234e1f | 5 | #include <linux/netdevice.h> |
a0b191b7 | 6 | #include <unistd.h> |
69a93e7d | 7 | |
b5efdb8a | 8 | #include "alloc-util.h" |
f579559b TG |
9 | #include "conf-files.h" |
10 | #include "conf-parser.h" | |
37de2509 | 11 | #include "dns-domain.h" |
3ffd4af2 | 12 | #include "fd-util.h" |
07630cea | 13 | #include "hostname-util.h" |
88295a05 | 14 | #include "in-addr-util.h" |
7e19cc54 | 15 | #include "net-condition.h" |
fb486c90 | 16 | #include "networkd-address-label.h" |
093e3533 | 17 | #include "networkd-address.h" |
22d37e5d | 18 | #include "networkd-dhcp-common.h" |
7e19cc54 | 19 | #include "networkd-dhcp-server.h" |
ee446d57 | 20 | #include "networkd-fdb.h" |
23f53b99 | 21 | #include "networkd-manager.h" |
dbf63196 | 22 | #include "networkd-mdb.h" |
3773eb54 | 23 | #include "networkd-ndisc.h" |
1939ebeb | 24 | #include "networkd-neighbor.h" |
3ffd4af2 | 25 | #include "networkd-network.h" |
75156ccb | 26 | #include "networkd-nexthop.h" |
b5ce4047 | 27 | #include "networkd-radv.h" |
ca183bf8 | 28 | #include "networkd-routing-policy-rule.h" |
518cd6b5 | 29 | #include "networkd-sriov.h" |
6bedfcbb | 30 | #include "parse-util.h" |
b0c82192 | 31 | #include "path-lookup.h" |
8a516214 | 32 | #include "set.h" |
cebe1257 | 33 | #include "socket-util.h" |
8fcde012 | 34 | #include "stat-util.h" |
8b43440b | 35 | #include "string-table.h" |
07630cea | 36 | #include "string-util.h" |
700f1186 | 37 | #include "strv.h" |
34658df2 | 38 | #include "tc.h" |
07630cea | 39 | #include "util.h" |
f579559b | 40 | |
c448459d ZJS |
41 | /* Let's assume that anything above this number is a user misconfiguration. */ |
42 | #define MAX_NTP_SERVERS 128 | |
43 | ||
cebe1257 YW |
44 | static int network_resolve_netdev_one(Network *network, const char *name, NetDevKind kind, NetDev **ret_netdev) { |
45 | const char *kind_string; | |
46 | NetDev *netdev; | |
47 | int r; | |
48 | ||
96db6412 YW |
49 | /* For test-networkd-conf, the check must be earlier than the assertions. */ |
50 | if (!name) | |
51 | return 0; | |
52 | ||
cebe1257 YW |
53 | assert(network); |
54 | assert(network->manager); | |
55 | assert(network->filename); | |
56 | assert(ret_netdev); | |
57 | ||
cebe1257 YW |
58 | if (kind == _NETDEV_KIND_TUNNEL) |
59 | kind_string = "tunnel"; | |
60 | else { | |
61 | kind_string = netdev_kind_to_string(kind); | |
62 | if (!kind_string) | |
63 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), | |
64 | "%s: Invalid NetDev kind of %s, ignoring assignment.", | |
65 | network->filename, name); | |
66 | } | |
67 | ||
68 | r = netdev_get(network->manager, name, &netdev); | |
69 | if (r < 0) | |
70 | return log_error_errno(r, "%s: %s NetDev could not be found, ignoring assignment.", | |
71 | network->filename, name); | |
72 | ||
73 | if (netdev->kind != kind && !(kind == _NETDEV_KIND_TUNNEL && | |
74 | IN_SET(netdev->kind, | |
75 | NETDEV_KIND_IPIP, | |
76 | NETDEV_KIND_SIT, | |
77 | NETDEV_KIND_GRE, | |
78 | NETDEV_KIND_GRETAP, | |
79 | NETDEV_KIND_IP6GRE, | |
80 | NETDEV_KIND_IP6GRETAP, | |
81 | NETDEV_KIND_VTI, | |
82 | NETDEV_KIND_VTI6, | |
9282f75b YW |
83 | NETDEV_KIND_IP6TNL, |
84 | NETDEV_KIND_ERSPAN))) | |
cebe1257 YW |
85 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), |
86 | "%s: NetDev %s is not a %s, ignoring assignment", | |
87 | network->filename, name, kind_string); | |
88 | ||
89 | *ret_netdev = netdev_ref(netdev); | |
90 | return 1; | |
91 | } | |
92 | ||
93 | static int network_resolve_stacked_netdevs(Network *network) { | |
94 | void *name, *kind; | |
cebe1257 YW |
95 | int r; |
96 | ||
97 | assert(network); | |
98 | ||
90e74a66 | 99 | HASHMAP_FOREACH_KEY(kind, name, network->stacked_netdev_names) { |
cebe1257 YW |
100 | _cleanup_(netdev_unrefp) NetDev *netdev = NULL; |
101 | ||
102 | r = network_resolve_netdev_one(network, name, PTR_TO_INT(kind), &netdev); | |
103 | if (r <= 0) | |
104 | continue; | |
105 | ||
dcd46cc4 SS |
106 | r = hashmap_ensure_put(&network->stacked_netdevs, &string_hash_ops, netdev->ifname, netdev); |
107 | if (r == -ENOMEM) | |
cebe1257 | 108 | return log_oom(); |
cebe1257 YW |
109 | if (r < 0) |
110 | return log_error_errno(r, "%s: Failed to add NetDev '%s' to network: %m", | |
111 | network->filename, (const char *) name); | |
112 | ||
113 | netdev = NULL; | |
114 | } | |
115 | ||
116 | return 0; | |
117 | } | |
118 | ||
96db6412 | 119 | int network_verify(Network *network) { |
0321cea7 YW |
120 | assert(network); |
121 | assert(network->filename); | |
122 | ||
5722fb89 | 123 | if (net_match_is_empty(&network->match) && !network->conditions) |
dade7349 ZJS |
124 | return log_warning_errno(SYNTHETIC_ERRNO(EINVAL), |
125 | "%s: No valid settings found in the [Match] section, ignoring file. " | |
126 | "To match all interfaces, add Name=* in the [Match] section.", | |
127 | network->filename); | |
84ea567e | 128 | |
cebe1257 | 129 | /* skip out early if configuration does not match the environment */ |
a0b191b7 | 130 | if (!condition_test_list(network->conditions, environ, NULL, NULL, NULL)) |
cebe1257 | 131 | return log_debug_errno(SYNTHETIC_ERRNO(EINVAL), |
3772cfde ZJS |
132 | "%s: Conditions in the file do not match the system environment, skipping.", |
133 | network->filename); | |
cebe1257 | 134 | |
c0267a59 | 135 | (void) network_resolve_netdev_one(network, network->batadv_name, NETDEV_KIND_BATADV, &network->batadv); |
cebe1257 YW |
136 | (void) network_resolve_netdev_one(network, network->bond_name, NETDEV_KIND_BOND, &network->bond); |
137 | (void) network_resolve_netdev_one(network, network->bridge_name, NETDEV_KIND_BRIDGE, &network->bridge); | |
138 | (void) network_resolve_netdev_one(network, network->vrf_name, NETDEV_KIND_VRF, &network->vrf); | |
139 | (void) network_resolve_stacked_netdevs(network); | |
140 | ||
141 | /* Free unnecessary entries. */ | |
c0267a59 | 142 | network->batadv_name = mfree(network->batadv_name); |
cebe1257 YW |
143 | network->bond_name = mfree(network->bond_name); |
144 | network->bridge_name = mfree(network->bridge_name); | |
145 | network->vrf_name = mfree(network->vrf_name); | |
146 | network->stacked_netdev_names = hashmap_free_free_key(network->stacked_netdev_names); | |
147 | ||
0321cea7 YW |
148 | if (network->bond) { |
149 | /* Bonding slave does not support addressing. */ | |
0321cea7 | 150 | if (network->link_local >= 0 && network->link_local != ADDRESS_FAMILY_NO) { |
ab24039f ZJS |
151 | log_warning("%s: Cannot enable LinkLocalAddressing= when Bond= is specified, disabling LinkLocalAddressing=.", |
152 | network->filename); | |
0321cea7 YW |
153 | network->link_local = ADDRESS_FAMILY_NO; |
154 | } | |
0321cea7 | 155 | if (network->dhcp_server) { |
ab24039f ZJS |
156 | log_warning("%s: Cannot enable DHCPServer= when Bond= is specified, disabling DHCPServer=.", |
157 | network->filename); | |
0321cea7 YW |
158 | network->dhcp_server = false; |
159 | } | |
9cd9fc8f | 160 | if (!ordered_hashmap_isempty(network->addresses_by_section)) |
ab24039f ZJS |
161 | log_warning("%s: Cannot set addresses when Bond= is specified, ignoring addresses.", |
162 | network->filename); | |
2a54a044 | 163 | if (!hashmap_isempty(network->routes_by_section)) |
ab24039f ZJS |
164 | log_warning("%s: Cannot set routes when Bond= is specified, ignoring routes.", |
165 | network->filename); | |
9cd9fc8f YW |
166 | |
167 | network->addresses_by_section = ordered_hashmap_free_with_destructor(network->addresses_by_section, address_free); | |
2a54a044 | 168 | network->routes_by_section = hashmap_free_with_destructor(network->routes_by_section, route_free); |
0321cea7 YW |
169 | } |
170 | ||
171 | if (network->link_local < 0) | |
8f191801 YW |
172 | network->link_local = network->bridge ? ADDRESS_FAMILY_NO : ADDRESS_FAMILY_IPV6; |
173 | ||
48ed2766 FW |
174 | /* IPMasquerade implies IPForward */ |
175 | network->ip_forward |= network->ip_masquerade; | |
0321cea7 | 176 | |
3773eb54 | 177 | network_adjust_ipv6_accept_ra(network); |
22d37e5d | 178 | network_adjust_dhcp(network); |
69e0f833 | 179 | network_adjust_radv(network); |
3773eb54 | 180 | |
933c70a0 | 181 | if (network->mtu > 0 && network->dhcp_use_mtu) { |
0321cea7 YW |
182 | log_warning("%s: MTUBytes= in [Link] section and UseMTU= in [DHCP] section are set. " |
183 | "Disabling UseMTU=.", network->filename); | |
184 | network->dhcp_use_mtu = false; | |
185 | } | |
186 | ||
7da377ef SS |
187 | if (network->dhcp_critical >= 0) { |
188 | if (network->keep_configuration >= 0) | |
189 | log_warning("%s: Both KeepConfiguration= and deprecated CriticalConnection= are set. " | |
190 | "Ignoring CriticalConnection=.", network->filename); | |
191 | else if (network->dhcp_critical) | |
192 | /* CriticalConnection=yes also preserve foreign static configurations. */ | |
193 | network->keep_configuration = KEEP_CONFIGURATION_YES; | |
194 | else | |
80060352 | 195 | network->keep_configuration = KEEP_CONFIGURATION_NO; |
7da377ef SS |
196 | } |
197 | ||
61135582 DS |
198 | if (!strv_isempty(network->bind_carrier)) { |
199 | if (!IN_SET(network->activation_policy, _ACTIVATION_POLICY_INVALID, ACTIVATION_POLICY_BOUND)) | |
200 | log_warning("%s: ActivationPolicy=bound is required with BindCarrier=. " | |
201 | "Setting ActivationPolicy=bound.", network->filename); | |
202 | network->activation_policy = ACTIVATION_POLICY_BOUND; | |
203 | } else if (network->activation_policy == ACTIVATION_POLICY_BOUND) { | |
204 | log_warning("%s: ActivationPolicy=bound requires BindCarrier=. " | |
205 | "Ignoring ActivationPolicy=bound.", network->filename); | |
206 | network->activation_policy = ACTIVATION_POLICY_UP; | |
207 | } | |
208 | ||
209 | if (network->activation_policy == _ACTIVATION_POLICY_INVALID) | |
210 | network->activation_policy = ACTIVATION_POLICY_UP; | |
211 | ||
212 | if (network->activation_policy == ACTIVATION_POLICY_ALWAYS_UP) { | |
213 | if (network->ignore_carrier_loss == false) | |
214 | log_warning("%s: IgnoreCarrierLoss=false conflicts with ActivationPolicy=always-up. " | |
215 | "Setting IgnoreCarrierLoss=true.", network->filename); | |
216 | network->ignore_carrier_loss = true; | |
217 | } | |
218 | ||
219 | if (network->ignore_carrier_loss < 0) | |
220 | network->ignore_carrier_loss = network->configure_without_carrier; | |
221 | ||
7da377ef | 222 | if (network->keep_configuration < 0) |
80060352 | 223 | network->keep_configuration = KEEP_CONFIGURATION_NO; |
7da377ef | 224 | |
87851e0f YW |
225 | if (network->ipv6_proxy_ndp == 0 && !set_isempty(network->ipv6_proxy_ndp_addresses)) { |
226 | log_warning("%s: IPv6ProxyNDP= is disabled. Ignoring IPv6ProxyNDPAddress=.", network->filename); | |
227 | network->ipv6_proxy_ndp_addresses = set_free_free(network->ipv6_proxy_ndp_addresses); | |
228 | } | |
229 | ||
13ffa39f YW |
230 | network_drop_invalid_addresses(network); |
231 | network_drop_invalid_routes(network); | |
232 | network_drop_invalid_nexthops(network); | |
233 | network_drop_invalid_fdb_entries(network); | |
234 | network_drop_invalid_mdb_entries(network); | |
235 | network_drop_invalid_neighbors(network); | |
236 | network_drop_invalid_address_labels(network); | |
237 | network_drop_invalid_prefixes(network); | |
238 | network_drop_invalid_route_prefixes(network); | |
239 | network_drop_invalid_routing_policy_rules(network); | |
240 | network_drop_invalid_traffic_control(network); | |
241 | network_drop_invalid_sr_iov(network); | |
518cd6b5 | 242 | |
0321cea7 YW |
243 | return 0; |
244 | } | |
245 | ||
7f06b3e1 | 246 | int network_load_one(Manager *manager, OrderedHashmap **networks, const char *filename) { |
838b2f7a | 247 | _cleanup_free_ char *fname = NULL, *name = NULL; |
35ac3b76 | 248 | _cleanup_(network_unrefp) Network *network = NULL; |
047a0dac | 249 | const char *dropin_dirname; |
838b2f7a | 250 | char *d; |
f579559b TG |
251 | int r; |
252 | ||
bf1bc670 TA |
253 | assert(manager); |
254 | assert(filename); | |
255 | ||
4e54a17d YW |
256 | r = null_or_empty_path(filename); |
257 | if (r == -ENOENT) | |
258 | return 0; | |
259 | if (r < 0) | |
260 | return r; | |
261 | if (r > 0) { | |
ed88bcfb | 262 | log_debug("Skipping empty file: %s", filename); |
6916ec29 TG |
263 | return 0; |
264 | } | |
265 | ||
838b2f7a YW |
266 | fname = strdup(filename); |
267 | if (!fname) | |
268 | return log_oom(); | |
269 | ||
270 | name = strdup(basename(filename)); | |
271 | if (!name) | |
272 | return log_oom(); | |
273 | ||
274 | d = strrchr(name, '.'); | |
275 | if (!d) | |
276 | return -EINVAL; | |
277 | ||
278 | *d = '\0'; | |
279 | ||
280 | dropin_dirname = strjoina(name, ".network.d"); | |
281 | ||
17f9c355 | 282 | network = new(Network, 1); |
f579559b TG |
283 | if (!network) |
284 | return log_oom(); | |
285 | ||
17f9c355 | 286 | *network = (Network) { |
838b2f7a YW |
287 | .filename = TAKE_PTR(fname), |
288 | .name = TAKE_PTR(name), | |
17f9c355 | 289 | |
715d398e | 290 | .manager = manager, |
35ac3b76 YW |
291 | .n_ref = 1, |
292 | ||
17f9c355 | 293 | .required_for_online = true, |
75cd4a5d | 294 | .required_operstate_for_online = LINK_OPERSTATE_RANGE_DEFAULT, |
61135582 | 295 | .activation_policy = _ACTIVATION_POLICY_INVALID, |
db5756f3 YW |
296 | .arp = -1, |
297 | .multicast = -1, | |
298 | .allmulticast = -1, | |
937e305e | 299 | .promiscuous = -1, |
db5756f3 | 300 | |
db5756f3 YW |
301 | .ignore_carrier_loss = -1, |
302 | .keep_configuration = _KEEP_CONFIGURATION_INVALID, | |
303 | ||
4e26a5ba | 304 | .dhcp_duid.type = _DUID_TYPE_INVALID, |
7da377ef | 305 | .dhcp_critical = -1, |
17f9c355 | 306 | .dhcp_use_ntp = true, |
299d578f | 307 | .dhcp_use_sip = true, |
17f9c355 YW |
308 | .dhcp_use_dns = true, |
309 | .dhcp_use_hostname = true, | |
310 | .dhcp_use_routes = true, | |
589397a2 | 311 | .dhcp_use_gateway = -1, |
17f9c355 | 312 | .dhcp_send_hostname = true, |
5f3b5f19 | 313 | .dhcp_send_release = true, |
17f9c355 | 314 | .dhcp_route_metric = DHCP_ROUTE_METRIC, |
f90635f1 | 315 | .dhcp_client_identifier = _DHCP_CLIENT_ID_INVALID, |
17f9c355 | 316 | .dhcp_route_table = RT_TABLE_MAIN, |
db5756f3 | 317 | .dhcp_ip_service_type = -1, |
e70eca9b | 318 | .dhcp_broadcast = -1, |
17f9c355 | 319 | |
1536b7b2 YW |
320 | .dhcp6_use_address = true, |
321 | .dhcp6_use_dns = true, | |
38ba3da0 | 322 | .dhcp6_use_hostname = true, |
1536b7b2 | 323 | .dhcp6_use_ntp = true, |
db5756f3 | 324 | .dhcp6_rapid_commit = true, |
4e26a5ba | 325 | .dhcp6_duid.type = _DUID_TYPE_INVALID, |
caa8ca42 | 326 | |
e502f94d | 327 | .dhcp6_pd = -1, |
4afd9867 | 328 | .dhcp6_pd_announce = true, |
99e015e2 | 329 | .dhcp6_pd_assign = true, |
fec1b650 | 330 | .dhcp6_pd_manage_temporary_address = true, |
4afd9867 | 331 | .dhcp6_pd_subnet_id = -1, |
9efa8a3c | 332 | |
21b6b87e | 333 | .dhcp_server_bind_to_interface = true, |
2a71d57f LP |
334 | .dhcp_server_emit[SD_DHCP_LEASE_DNS].emit = true, |
335 | .dhcp_server_emit[SD_DHCP_LEASE_NTP].emit = true, | |
336 | .dhcp_server_emit[SD_DHCP_LEASE_SIP].emit = true, | |
17f9c355 YW |
337 | .dhcp_server_emit_router = true, |
338 | .dhcp_server_emit_timezone = true, | |
339 | ||
71a5db49 | 340 | .router_lifetime_usec = 30 * USEC_PER_MINUTE, |
17f9c355 YW |
341 | .router_emit_dns = true, |
342 | .router_emit_domains = true, | |
343 | ||
344 | .use_bpdu = -1, | |
345 | .hairpin = -1, | |
346 | .fast_leave = -1, | |
347 | .allow_port_to_be_root = -1, | |
348 | .unicast_flood = -1, | |
7f15b714 | 349 | .multicast_flood = -1, |
d3aa8b49 | 350 | .multicast_to_unicast = -1, |
7f15b714 TJ |
351 | .neighbor_suppression = -1, |
352 | .learning = -1, | |
1087623b SS |
353 | .bridge_proxy_arp = -1, |
354 | .bridge_proxy_arp_wifi = -1, | |
17f9c355 | 355 | .priority = LINK_BRIDGE_PORT_PRIORITY_INVALID, |
0fadb2a4 | 356 | .multicast_router = _MULTICAST_ROUTER_INVALID, |
17f9c355 YW |
357 | |
358 | .lldp_mode = LLDP_MODE_ROUTERS_ONLY, | |
359 | ||
7ece6f58 | 360 | .dns_default_route = -1, |
17f9c355 YW |
361 | .llmnr = RESOLVE_SUPPORT_YES, |
362 | .mdns = RESOLVE_SUPPORT_NO, | |
363 | .dnssec_mode = _DNSSEC_MODE_INVALID, | |
364 | .dns_over_tls_mode = _DNS_OVER_TLS_MODE_INVALID, | |
365 | ||
0321cea7 | 366 | /* If LinkLocalAddressing= is not set, then set to ADDRESS_FAMILY_IPV6 later. */ |
2d792895 | 367 | .link_local = _ADDRESS_FAMILY_INVALID, |
6f6296b9 | 368 | .ipv6ll_address_gen_mode = _IPV6_LINK_LOCAL_ADDRESS_GEN_MODE_INVALID, |
17f9c355 | 369 | |
94d76d07 | 370 | .ipv4_accept_local = -1, |
d75bf6cf | 371 | .ipv4_route_localnet = -1, |
17f9c355 YW |
372 | .ipv6_privacy_extensions = IPV6_PRIVACY_EXTENSIONS_NO, |
373 | .ipv6_accept_ra = -1, | |
374 | .ipv6_dad_transmits = -1, | |
375 | .ipv6_hop_limit = -1, | |
376 | .ipv6_proxy_ndp = -1, | |
17f9c355 | 377 | .proxy_arp = -1, |
db5756f3 | 378 | |
17f9c355 | 379 | .ipv6_accept_ra_use_dns = true, |
062c2eea SS |
380 | .ipv6_accept_ra_use_autonomous_prefix = true, |
381 | .ipv6_accept_ra_use_onlink_prefix = true, | |
17f9c355 | 382 | .ipv6_accept_ra_route_table = RT_TABLE_MAIN, |
8ebafba9 | 383 | .ipv6_accept_ra_route_metric = DHCP_ROUTE_METRIC, |
cabe5711 | 384 | .ipv6_accept_ra_start_dhcp6_client = IPV6_ACCEPT_RA_START_DHCP6_CLIENT_YES, |
c423be28 CG |
385 | |
386 | .can_triple_sampling = -1, | |
77b67404 | 387 | .can_berr_reporting = -1, |
52aa38f1 | 388 | .can_termination = -1, |
f594b5fe CG |
389 | .can_listen_only = -1, |
390 | .can_fd_mode = -1, | |
391 | .can_non_iso = -1, | |
17f9c355 | 392 | }; |
f579559b | 393 | |
4f9ff96a | 394 | r = config_parse_many( |
8b8024f1 | 395 | STRV_MAKE_CONST(filename), NETWORK_DIRS, dropin_dirname, |
4f9ff96a LP |
396 | "Match\0" |
397 | "Link\0" | |
518cd6b5 | 398 | "SR-IOV\0" |
4f9ff96a LP |
399 | "Network\0" |
400 | "Address\0" | |
401 | "Neighbor\0" | |
402 | "IPv6AddressLabel\0" | |
403 | "RoutingPolicyRule\0" | |
404 | "Route\0" | |
405 | "NextHop\0" | |
406 | "DHCP\0" /* compat */ | |
407 | "DHCPv4\0" | |
408 | "DHCPv6\0" | |
b209cff2 | 409 | "DHCPv6PrefixDelegation\0" |
4f9ff96a LP |
410 | "DHCPServer\0" |
411 | "IPv6AcceptRA\0" | |
412 | "IPv6NDPProxyAddress\0" | |
413 | "Bridge\0" | |
414 | "BridgeFDB\0" | |
3db468ea | 415 | "BridgeMDB\0" |
4f9ff96a | 416 | "BridgeVLAN\0" |
27ff0490 | 417 | "IPv6SendRA\0" |
4f9ff96a LP |
418 | "IPv6PrefixDelegation\0" |
419 | "IPv6Prefix\0" | |
420 | "IPv6RoutePrefix\0" | |
421 | "LLDP\0" | |
422 | "TrafficControlQueueingDiscipline\0" | |
423 | "CAN\0" | |
424 | "QDisc\0" | |
425 | "BFIFO\0" | |
426 | "CAKE\0" | |
427 | "ControlledDelay\0" | |
428 | "DeficitRoundRobinScheduler\0" | |
429 | "DeficitRoundRobinSchedulerClass\0" | |
d474aa51 | 430 | "EnhancedTransmissionSelection\0" |
4f9ff96a LP |
431 | "FairQueueing\0" |
432 | "FairQueueingControlledDelay\0" | |
8f6b6d70 | 433 | "FlowQueuePIE\0" |
4f9ff96a LP |
434 | "GenericRandomEarlyDetection\0" |
435 | "HeavyHitterFilter\0" | |
436 | "HierarchyTokenBucket\0" | |
437 | "HierarchyTokenBucketClass\0" | |
438 | "NetworkEmulator\0" | |
b12aaee5 SS |
439 | "PFIFO\0" |
440 | "PFIFOFast\0" | |
441 | "PFIFOHeadDrop\0" | |
4f9ff96a | 442 | "PIE\0" |
b12aaee5 | 443 | "QuickFairQueueing\0" |
4d7ddaf9 | 444 | "QuickFairQueueingClass\0" |
4f9ff96a LP |
445 | "StochasticFairBlue\0" |
446 | "StochasticFairnessQueueing\0" | |
447 | "TokenBucketFilter\0" | |
448 | "TrivialLinkEqualizer\0", | |
449 | config_item_perf_lookup, network_network_gperf_lookup, | |
450 | CONFIG_PARSE_WARN, | |
451 | network, | |
452 | &network->timestamp); | |
102bc043 | 453 | if (r < 0) |
f579559b | 454 | return r; |
f579559b | 455 | |
fa7cd711 YW |
456 | r = network_add_ipv4ll_route(network); |
457 | if (r < 0) | |
458 | log_warning_errno(r, "%s: Failed to add IPv4LL route, ignoring: %m", network->filename); | |
459 | ||
5d5003ab YW |
460 | r = network_add_default_route_on_device(network); |
461 | if (r < 0) | |
462 | log_warning_errno(r, "%s: Failed to add default route on device, ignoring: %m", | |
463 | network->filename); | |
464 | ||
7f06b3e1 YW |
465 | if (network_verify(network) < 0) |
466 | /* Ignore .network files that do not match the conditions. */ | |
467 | return 0; | |
468 | ||
9fa3e794 | 469 | r = ordered_hashmap_ensure_put(networks, &string_hash_ops, network->name, network); |
dbffab87 TG |
470 | if (r < 0) |
471 | return r; | |
472 | ||
b5b9b0e7 | 473 | TAKE_PTR(network); |
f579559b TG |
474 | return 0; |
475 | } | |
476 | ||
7f06b3e1 | 477 | int network_load(Manager *manager, OrderedHashmap **networks) { |
477e73b5 ZJS |
478 | _cleanup_strv_free_ char **files = NULL; |
479 | char **f; | |
f579559b TG |
480 | int r; |
481 | ||
482 | assert(manager); | |
483 | ||
7f06b3e1 | 484 | ordered_hashmap_clear_with_destructor(*networks, network_unref); |
f579559b | 485 | |
dc0d4078 | 486 | r = conf_files_list_strv(&files, ".network", NULL, 0, NETWORK_DIRS); |
f647962d MS |
487 | if (r < 0) |
488 | return log_error_errno(r, "Failed to enumerate network files: %m"); | |
f579559b | 489 | |
715d398e | 490 | STRV_FOREACH(f, files) { |
7f06b3e1 | 491 | r = network_load_one(manager, networks, *f); |
f579559b | 492 | if (r < 0) |
be711082 | 493 | log_error_errno(r, "Failed to load %s, ignoring: %m", *f); |
f579559b TG |
494 | } |
495 | ||
f579559b TG |
496 | return 0; |
497 | } | |
498 | ||
7f06b3e1 YW |
499 | int network_reload(Manager *manager) { |
500 | OrderedHashmap *new_networks = NULL; | |
501 | Network *n, *old; | |
7f06b3e1 YW |
502 | int r; |
503 | ||
504 | assert(manager); | |
505 | ||
506 | r = network_load(manager, &new_networks); | |
507 | if (r < 0) | |
508 | goto failure; | |
509 | ||
90e74a66 | 510 | ORDERED_HASHMAP_FOREACH(n, new_networks) { |
7f06b3e1 YW |
511 | r = network_get_by_name(manager, n->name, &old); |
512 | if (r < 0) | |
513 | continue; /* The .network file is new. */ | |
514 | ||
515 | if (n->timestamp != old->timestamp) | |
516 | continue; /* The .network file is modified. */ | |
517 | ||
518 | if (!streq(n->filename, old->filename)) | |
519 | continue; | |
520 | ||
521 | r = ordered_hashmap_replace(new_networks, old->name, old); | |
522 | if (r < 0) | |
523 | goto failure; | |
524 | ||
525 | network_ref(old); | |
526 | network_unref(n); | |
527 | } | |
528 | ||
529 | ordered_hashmap_free_with_destructor(manager->networks, network_unref); | |
530 | manager->networks = new_networks; | |
531 | ||
532 | return 0; | |
533 | ||
534 | failure: | |
535 | ordered_hashmap_free_with_destructor(new_networks, network_unref); | |
536 | ||
537 | return r; | |
538 | } | |
539 | ||
35ac3b76 | 540 | static Network *network_free(Network *network) { |
f579559b | 541 | if (!network) |
35ac3b76 | 542 | return NULL; |
f579559b TG |
543 | |
544 | free(network->filename); | |
545 | ||
5722fb89 | 546 | net_match_clear(&network->match); |
c4f58dea | 547 | condition_free_list(network->conditions); |
f579559b TG |
548 | |
549 | free(network->description); | |
edb85f0d | 550 | free(network->dhcp_vendor_class_identifier); |
7b8d23a9 | 551 | free(network->dhcp_mudurl); |
af1c0de0 | 552 | strv_free(network->dhcp_user_class); |
27cb34f5 | 553 | free(network->dhcp_hostname); |
6b000af4 | 554 | set_free(network->dhcp_deny_listed_ip); |
98ebef62 | 555 | set_free(network->dhcp_allow_listed_ip); |
5bc945be | 556 | set_free(network->dhcp_request_options); |
35f6a5cb | 557 | set_free(network->dhcp6_request_options); |
c106cc36 | 558 | free(network->mac); |
3175a8c2 | 559 | free(network->dhcp6_mudurl); |
f37f2a6b | 560 | strv_free(network->dhcp6_user_class); |
ed0d1b2e | 561 | strv_free(network->dhcp6_vendor_class); |
c106cc36 | 562 | |
b0e39c82 | 563 | strv_free(network->ntp); |
e77bd3fd YW |
564 | for (unsigned i = 0; i < network->n_dns; i++) |
565 | in_addr_full_free(network->dns[i]); | |
5512a963 | 566 | free(network->dns); |
5e276772 YW |
567 | ordered_set_free(network->search_domains); |
568 | ordered_set_free(network->route_domains); | |
0d4ad91d | 569 | strv_free(network->bind_carrier); |
cdd7812b | 570 | |
5e276772 | 571 | ordered_set_free(network->router_search_domains); |
cdd7812b | 572 | free(network->router_dns); |
75d26411 YW |
573 | set_free_free(network->ndisc_deny_listed_router); |
574 | set_free_free(network->ndisc_allow_listed_router); | |
6b000af4 | 575 | set_free_free(network->ndisc_deny_listed_prefix); |
de6b6ff8 | 576 | set_free_free(network->ndisc_allow_listed_prefix); |
16c89e64 | 577 | set_free_free(network->ndisc_deny_listed_route_prefix); |
de6b6ff8 | 578 | set_free_free(network->ndisc_allow_listed_route_prefix); |
3bef724f | 579 | |
c0267a59 | 580 | free(network->batadv_name); |
cebe1257 YW |
581 | free(network->bridge_name); |
582 | free(network->bond_name); | |
583 | free(network->vrf_name); | |
584 | hashmap_free_free_key(network->stacked_netdev_names); | |
47e2dc31 | 585 | netdev_unref(network->bridge); |
47e2dc31 | 586 | netdev_unref(network->bond); |
6cb955c6 | 587 | netdev_unref(network->vrf); |
fa6f1e54 | 588 | hashmap_free_with_destructor(network->stacked_netdevs, netdev_unref); |
326cb406 | 589 | |
d349f502 | 590 | set_free_free(network->ipv6_proxy_ndp_addresses); |
9cd9fc8f | 591 | ordered_hashmap_free_with_destructor(network->addresses_by_section, address_free); |
2a54a044 | 592 | hashmap_free_with_destructor(network->routes_by_section, route_free); |
b82663dd | 593 | hashmap_free_with_destructor(network->nexthops_by_section, nexthop_free); |
62ed9442 | 594 | hashmap_free_with_destructor(network->fdb_entries_by_section, fdb_entry_free); |
03c9738e | 595 | hashmap_free_with_destructor(network->mdb_entries_by_section, mdb_entry_free); |
b0ba6938 | 596 | hashmap_free_with_destructor(network->neighbors_by_section, neighbor_free); |
d6a2a0f9 | 597 | hashmap_free_with_destructor(network->address_labels_by_section, address_label_free); |
ecb0e85e YW |
598 | hashmap_free_with_destructor(network->prefixes_by_section, prefix_free); |
599 | hashmap_free_with_destructor(network->route_prefixes_by_section, route_prefix_free); | |
ca183bf8 | 600 | hashmap_free_with_destructor(network->rules_by_section, routing_policy_rule_free); |
518cd6b5 | 601 | ordered_hashmap_free_with_destructor(network->sr_iov_by_section, sr_iov_free); |
34658df2 | 602 | ordered_hashmap_free_with_destructor(network->tc_by_section, traffic_control_free); |
6ae115c1 | 603 | |
dbffab87 | 604 | free(network->name); |
f579559b | 605 | |
8eb9058d | 606 | free(network->dhcp_server_timezone); |
2a71d57f | 607 | |
2324fd3a | 608 | for (sd_dhcp_lease_server_type_t t = 0; t < _SD_DHCP_LEASE_SERVER_TYPE_MAX; t++) |
2a71d57f | 609 | free(network->dhcp_server_emit[t].addresses); |
8eb9058d | 610 | |
8a516214 LP |
611 | set_free_free(network->dnssec_negative_trust_anchors); |
612 | ||
e9a8c550 SS |
613 | free(network->lldp_mud); |
614 | ||
0e96961d | 615 | ordered_hashmap_free(network->dhcp_client_send_options); |
7354900d | 616 | ordered_hashmap_free(network->dhcp_client_send_vendor_options); |
0e96961d | 617 | ordered_hashmap_free(network->dhcp_server_send_options); |
7354900d | 618 | ordered_hashmap_free(network->dhcp_server_send_vendor_options); |
2c621495 | 619 | ordered_set_free(network->ipv6_tokens); |
1c3ec1cd | 620 | ordered_hashmap_free(network->dhcp6_client_send_options); |
b4ccc5de | 621 | ordered_hashmap_free(network->dhcp6_client_send_vendor_options); |
cb29c156 | 622 | |
35ac3b76 | 623 | return mfree(network); |
f579559b TG |
624 | } |
625 | ||
35ac3b76 YW |
626 | DEFINE_TRIVIAL_REF_UNREF_FUNC(Network, network, network_free); |
627 | ||
dbffab87 TG |
628 | int network_get_by_name(Manager *manager, const char *name, Network **ret) { |
629 | Network *network; | |
630 | ||
631 | assert(manager); | |
632 | assert(name); | |
633 | assert(ret); | |
634 | ||
715d398e | 635 | network = ordered_hashmap_get(manager->networks, name); |
dbffab87 TG |
636 | if (!network) |
637 | return -ENOENT; | |
638 | ||
639 | *ret = network; | |
640 | ||
641 | return 0; | |
642 | } | |
643 | ||
ef62949a | 644 | int network_get(Manager *manager, unsigned short iftype, sd_device *device, |
c643bda5 YW |
645 | const char *ifname, char * const *alternative_names, const char *driver, |
646 | const struct ether_addr *mac, const struct ether_addr *permanent_mac, | |
78404d22 YW |
647 | enum nl80211_iftype wlan_iftype, const char *ssid, const struct ether_addr *bssid, |
648 | Network **ret) { | |
51517f9e | 649 | Network *network; |
f579559b TG |
650 | |
651 | assert(manager); | |
f579559b | 652 | assert(ret); |
af3aa302 | 653 | |
90e74a66 | 654 | ORDERED_HASHMAP_FOREACH(network, manager->networks) |
5722fb89 | 655 | if (net_match_config(&network->match, device, mac, permanent_mac, driver, iftype, |
4bb7cc82 | 656 | ifname, alternative_names, wlan_iftype, ssid, bssid)) { |
5722fb89 | 657 | if (network->match.ifname && device) { |
ca6038b8 TG |
658 | const char *attr; |
659 | uint8_t name_assign_type = NET_NAME_UNKNOWN; | |
660 | ||
51517f9e | 661 | if (sd_device_get_sysattr_value(device, "name_assign_type", &attr) >= 0) |
dc751688 | 662 | (void) safe_atou8(attr, &name_assign_type); |
32bc8adc TG |
663 | |
664 | if (name_assign_type == NET_NAME_ENUM) | |
a2fae7bb TG |
665 | log_warning("%s: found matching network '%s', based on potentially unpredictable ifname", |
666 | ifname, network->filename); | |
32bc8adc | 667 | else |
a2fae7bb | 668 | log_debug("%s: found matching network '%s'", ifname, network->filename); |
32bc8adc | 669 | } else |
a2fae7bb | 670 | log_debug("%s: found matching network '%s'", ifname, network->filename); |
32bc8adc | 671 | |
f579559b TG |
672 | *ret = network; |
673 | return 0; | |
674 | } | |
f579559b TG |
675 | |
676 | *ret = NULL; | |
677 | ||
678 | return -ENOENT; | |
679 | } | |
680 | ||
adfeee49 | 681 | bool network_has_static_ipv6_configurations(Network *network) { |
439689c6 | 682 | Address *address; |
adfeee49 YW |
683 | Route *route; |
684 | FdbEntry *fdb; | |
3db468ea | 685 | MdbEntry *mdb; |
adfeee49 | 686 | Neighbor *neighbor; |
439689c6 SS |
687 | |
688 | assert(network); | |
689 | ||
9cd9fc8f | 690 | ORDERED_HASHMAP_FOREACH(address, network->addresses_by_section) |
439689c6 SS |
691 | if (address->family == AF_INET6) |
692 | return true; | |
adfeee49 | 693 | |
2a54a044 | 694 | HASHMAP_FOREACH(route, network->routes_by_section) |
adfeee49 YW |
695 | if (route->family == AF_INET6) |
696 | return true; | |
697 | ||
62ed9442 | 698 | HASHMAP_FOREACH(fdb, network->fdb_entries_by_section) |
adfeee49 YW |
699 | if (fdb->family == AF_INET6) |
700 | return true; | |
701 | ||
03c9738e | 702 | HASHMAP_FOREACH(mdb, network->mdb_entries_by_section) |
3db468ea DM |
703 | if (mdb->family == AF_INET6) |
704 | return true; | |
705 | ||
b0ba6938 | 706 | HASHMAP_FOREACH(neighbor, network->neighbors_by_section) |
adfeee49 YW |
707 | if (neighbor->family == AF_INET6) |
708 | return true; | |
709 | ||
d6a2a0f9 | 710 | if (!hashmap_isempty(network->address_labels_by_section)) |
adfeee49 YW |
711 | return true; |
712 | ||
ecb0e85e | 713 | if (!hashmap_isempty(network->prefixes_by_section)) |
adfeee49 | 714 | return true; |
d30081c2 YW |
715 | |
716 | if (!hashmap_isempty(network->route_prefixes_by_section)) | |
717 | return true; | |
439689c6 SS |
718 | |
719 | return false; | |
720 | } | |
721 | ||
cebe1257 | 722 | int config_parse_stacked_netdev(const char *unit, |
02b59d57 TG |
723 | const char *filename, |
724 | unsigned line, | |
725 | const char *section, | |
726 | unsigned section_line, | |
727 | const char *lvalue, | |
728 | int ltype, | |
729 | const char *rvalue, | |
730 | void *data, | |
731 | void *userdata) { | |
95dba435 YW |
732 | _cleanup_free_ char *name = NULL; |
733 | NetDevKind kind = ltype; | |
cebe1257 | 734 | Hashmap **h = data; |
02b59d57 TG |
735 | int r; |
736 | ||
737 | assert(filename); | |
738 | assert(lvalue); | |
739 | assert(rvalue); | |
740 | assert(data); | |
95dba435 YW |
741 | assert(IN_SET(kind, |
742 | NETDEV_KIND_VLAN, NETDEV_KIND_MACVLAN, NETDEV_KIND_MACVTAP, | |
69c317a0 | 743 | NETDEV_KIND_IPVLAN, NETDEV_KIND_IPVTAP, NETDEV_KIND_VXLAN, |
98d20a17 | 744 | NETDEV_KIND_L2TP, NETDEV_KIND_MACSEC, _NETDEV_KIND_TUNNEL, |
745 | NETDEV_KIND_XFRM)); | |
54abf461 | 746 | |
cebe1257 | 747 | if (!ifname_valid(rvalue)) { |
d96edb2c | 748 | log_syntax(unit, LOG_WARNING, filename, line, 0, |
3772cfde | 749 | "Invalid netdev name in %s=, ignoring assignment: %s", lvalue, rvalue); |
54abf461 TG |
750 | return 0; |
751 | } | |
752 | ||
cebe1257 YW |
753 | name = strdup(rvalue); |
754 | if (!name) | |
755 | return log_oom(); | |
3e570042 | 756 | |
6de530f2 SS |
757 | r = hashmap_ensure_put(h, &string_hash_ops, name, INT_TO_PTR(kind)); |
758 | if (r == -ENOMEM) | |
cebe1257 | 759 | return log_oom(); |
83ec4592 | 760 | if (r < 0) |
d96edb2c | 761 | log_syntax(unit, LOG_WARNING, filename, line, r, |
83ec4592 ZJS |
762 | "Cannot add NetDev '%s' to network, ignoring assignment: %m", name); |
763 | else if (r == 0) | |
764 | log_syntax(unit, LOG_DEBUG, filename, line, r, | |
765 | "NetDev '%s' specified twice, ignoring.", name); | |
766 | else | |
0c7bd7ec | 767 | TAKE_PTR(name); |
47e2dc31 | 768 | |
fe6b2d55 TG |
769 | return 0; |
770 | } | |
7951dea2 | 771 | |
3df9bec5 LP |
772 | int config_parse_domains( |
773 | const char *unit, | |
774 | const char *filename, | |
775 | unsigned line, | |
776 | const char *section, | |
777 | unsigned section_line, | |
778 | const char *lvalue, | |
779 | int ltype, | |
780 | const char *rvalue, | |
781 | void *data, | |
782 | void *userdata) { | |
783 | ||
3df9bec5 | 784 | Network *n = data; |
6192b846 TG |
785 | int r; |
786 | ||
3df9bec5 LP |
787 | assert(n); |
788 | assert(lvalue); | |
789 | assert(rvalue); | |
6192b846 | 790 | |
3df9bec5 | 791 | if (isempty(rvalue)) { |
5e276772 YW |
792 | n->search_domains = ordered_set_free(n->search_domains); |
793 | n->route_domains = ordered_set_free(n->route_domains); | |
3df9bec5 LP |
794 | return 0; |
795 | } | |
67272d15 | 796 | |
d96edb2c | 797 | for (const char *p = rvalue;;) { |
3df9bec5 LP |
798 | _cleanup_free_ char *w = NULL, *normalized = NULL; |
799 | const char *domain; | |
800 | bool is_route; | |
801 | ||
802 | r = extract_first_word(&p, &w, NULL, 0); | |
d96edb2c YW |
803 | if (r == -ENOMEM) |
804 | return log_oom(); | |
3df9bec5 | 805 | if (r < 0) { |
d96edb2c | 806 | log_syntax(unit, LOG_WARNING, filename, line, r, |
ab24039f | 807 | "Failed to extract search or route domain, ignoring: %s", rvalue); |
d96edb2c | 808 | return 0; |
3df9bec5 LP |
809 | } |
810 | if (r == 0) | |
d96edb2c | 811 | return 0; |
3df9bec5 LP |
812 | |
813 | is_route = w[0] == '~'; | |
814 | domain = is_route ? w + 1 : w; | |
815 | ||
816 | if (dns_name_is_root(domain) || streq(domain, "*")) { | |
ab24039f ZJS |
817 | /* If the root domain appears as is, or the special token "*" is found, we'll |
818 | * consider this as routing domain, unconditionally. */ | |
3df9bec5 | 819 | is_route = true; |
ab24039f ZJS |
820 | domain = "."; /* make sure we don't allow empty strings, thus write the root |
821 | * domain as "." */ | |
3df9bec5 | 822 | } else { |
7470cc4c | 823 | r = dns_name_normalize(domain, 0, &normalized); |
3df9bec5 | 824 | if (r < 0) { |
d96edb2c | 825 | log_syntax(unit, LOG_WARNING, filename, line, r, |
ab24039f | 826 | "'%s' is not a valid domain name, ignoring.", domain); |
3df9bec5 LP |
827 | continue; |
828 | } | |
829 | ||
830 | domain = normalized; | |
831 | ||
832 | if (is_localhost(domain)) { | |
d96edb2c | 833 | log_syntax(unit, LOG_WARNING, filename, line, 0, |
ab24039f ZJS |
834 | "'localhost' domain may not be configured as search or route domain, ignoring assignment: %s", |
835 | domain); | |
37de2509 | 836 | continue; |
3df9bec5 | 837 | } |
37de2509 | 838 | } |
40274ed6 | 839 | |
5e2a51d5 | 840 | OrderedSet **set = is_route ? &n->route_domains : &n->search_domains; |
cf453507 YW |
841 | r = ordered_set_put_strdup(set, domain); |
842 | if (r == -EEXIST) | |
843 | continue; | |
09451975 LP |
844 | if (r < 0) |
845 | return log_oom(); | |
40274ed6 | 846 | } |
6192b846 TG |
847 | } |
848 | ||
1ac608c9 LP |
849 | int config_parse_hostname( |
850 | const char *unit, | |
851 | const char *filename, | |
852 | unsigned line, | |
853 | const char *section, | |
854 | unsigned section_line, | |
855 | const char *lvalue, | |
856 | int ltype, | |
857 | const char *rvalue, | |
858 | void *data, | |
859 | void *userdata) { | |
860 | ||
6528693a YW |
861 | _cleanup_free_ char *hn = NULL; |
862 | char **hostname = data; | |
a7d0ef44 SS |
863 | int r; |
864 | ||
865 | assert(filename); | |
866 | assert(lvalue); | |
867 | assert(rvalue); | |
868 | ||
1ac608c9 | 869 | r = config_parse_string(unit, filename, line, section, section_line, lvalue, ltype, rvalue, &hn, userdata); |
a7d0ef44 SS |
870 | if (r < 0) |
871 | return r; | |
872 | ||
52ef5dd7 | 873 | if (!hostname_is_valid(hn, 0)) { |
d96edb2c | 874 | log_syntax(unit, LOG_WARNING, filename, line, 0, |
ab24039f | 875 | "Hostname is not valid, ignoring assignment: %s", rvalue); |
a7d0ef44 SS |
876 | return 0; |
877 | } | |
878 | ||
6528693a YW |
879 | r = dns_name_is_valid(hn); |
880 | if (r < 0) { | |
d96edb2c | 881 | log_syntax(unit, LOG_WARNING, filename, line, r, |
ab24039f | 882 | "Failed to check validity of hostname '%s', ignoring assignment: %m", rvalue); |
6528693a YW |
883 | return 0; |
884 | } | |
885 | if (r == 0) { | |
d96edb2c | 886 | log_syntax(unit, LOG_WARNING, filename, line, 0, |
ab24039f | 887 | "Hostname is not a valid DNS domain name, ignoring assignment: %s", rvalue); |
6528693a YW |
888 | return 0; |
889 | } | |
890 | ||
891 | return free_and_replace(*hostname, hn); | |
a7d0ef44 | 892 | } |
8eb9058d LP |
893 | |
894 | int config_parse_timezone( | |
895 | const char *unit, | |
896 | const char *filename, | |
897 | unsigned line, | |
898 | const char *section, | |
899 | unsigned section_line, | |
900 | const char *lvalue, | |
901 | int ltype, | |
902 | const char *rvalue, | |
903 | void *data, | |
904 | void *userdata) { | |
905 | ||
19f9e4e2 YW |
906 | _cleanup_free_ char *tz = NULL; |
907 | char **datap = data; | |
8eb9058d LP |
908 | int r; |
909 | ||
910 | assert(filename); | |
911 | assert(lvalue); | |
912 | assert(rvalue); | |
913 | ||
914 | r = config_parse_string(unit, filename, line, section, section_line, lvalue, ltype, rvalue, &tz, userdata); | |
915 | if (r < 0) | |
916 | return r; | |
917 | ||
d96edb2c YW |
918 | if (!timezone_is_valid(tz, LOG_WARNING)) { |
919 | log_syntax(unit, LOG_WARNING, filename, line, 0, | |
ab24039f | 920 | "Timezone is not valid, ignoring assignment: %s", rvalue); |
8eb9058d LP |
921 | return 0; |
922 | } | |
923 | ||
19f9e4e2 | 924 | return free_and_replace(*datap, tz); |
8eb9058d | 925 | } |
1a04db0f | 926 | |
53253824 SS |
927 | int config_parse_dns( |
928 | const char *unit, | |
929 | const char *filename, | |
930 | unsigned line, | |
931 | const char *section, | |
932 | unsigned section_line, | |
933 | const char *lvalue, | |
934 | int ltype, | |
935 | const char *rvalue, | |
936 | void *data, | |
937 | void *userdata) { | |
938 | ||
939 | Network *n = userdata; | |
940 | int r; | |
941 | ||
942 | assert(filename); | |
943 | assert(lvalue); | |
944 | assert(rvalue); | |
945 | ||
d96edb2c | 946 | if (isempty(rvalue)) { |
e77bd3fd YW |
947 | for (unsigned i = 0; i < n->n_dns; i++) |
948 | in_addr_full_free(n->dns[i]); | |
d96edb2c YW |
949 | n->dns = mfree(n->dns); |
950 | n->n_dns = 0; | |
951 | return 0; | |
952 | } | |
953 | ||
954 | for (const char *p = rvalue;;) { | |
e77bd3fd | 955 | _cleanup_(in_addr_full_freep) struct in_addr_full *dns = NULL; |
53253824 | 956 | _cleanup_free_ char *w = NULL; |
e77bd3fd | 957 | struct in_addr_full **m; |
53253824 | 958 | |
d96edb2c | 959 | r = extract_first_word(&p, &w, NULL, 0); |
53253824 SS |
960 | if (r == -ENOMEM) |
961 | return log_oom(); | |
962 | if (r < 0) { | |
d96edb2c | 963 | log_syntax(unit, LOG_WARNING, filename, line, r, |
ab24039f | 964 | "Invalid syntax, ignoring: %s", rvalue); |
d96edb2c | 965 | return 0; |
53253824 | 966 | } |
5512a963 | 967 | if (r == 0) |
d96edb2c | 968 | return 0; |
53253824 | 969 | |
e77bd3fd | 970 | r = in_addr_full_new_from_string(w, &dns); |
53253824 | 971 | if (r < 0) { |
d96edb2c | 972 | log_syntax(unit, LOG_WARNING, filename, line, r, |
ab24039f | 973 | "Failed to parse dns server address, ignoring: %s", w); |
53253824 SS |
974 | continue; |
975 | } | |
976 | ||
e77bd3fd YW |
977 | if (IN_SET(dns->port, 53, 853)) |
978 | dns->port = 0; | |
979 | ||
980 | m = reallocarray(n->dns, n->n_dns + 1, sizeof(struct in_addr_full*)); | |
5512a963 | 981 | if (!m) |
53253824 SS |
982 | return log_oom(); |
983 | ||
e77bd3fd | 984 | m[n->n_dns++] = TAKE_PTR(dns); |
5512a963 | 985 | n->dns = m; |
53253824 | 986 | } |
53253824 SS |
987 | } |
988 | ||
8a516214 LP |
989 | int config_parse_dnssec_negative_trust_anchors( |
990 | const char *unit, | |
991 | const char *filename, | |
992 | unsigned line, | |
993 | const char *section, | |
994 | unsigned section_line, | |
995 | const char *lvalue, | |
996 | int ltype, | |
997 | const char *rvalue, | |
998 | void *data, | |
999 | void *userdata) { | |
1000 | ||
8a516214 LP |
1001 | Network *n = data; |
1002 | int r; | |
1003 | ||
3df9bec5 | 1004 | assert(n); |
8a516214 LP |
1005 | assert(lvalue); |
1006 | assert(rvalue); | |
1007 | ||
1008 | if (isempty(rvalue)) { | |
1009 | n->dnssec_negative_trust_anchors = set_free_free(n->dnssec_negative_trust_anchors); | |
1010 | return 0; | |
1011 | } | |
1012 | ||
d96edb2c | 1013 | for (const char *p = rvalue;;) { |
8a516214 LP |
1014 | _cleanup_free_ char *w = NULL; |
1015 | ||
1016 | r = extract_first_word(&p, &w, NULL, 0); | |
d96edb2c YW |
1017 | if (r == -ENOMEM) |
1018 | return log_oom(); | |
8a516214 | 1019 | if (r < 0) { |
d96edb2c | 1020 | log_syntax(unit, LOG_WARNING, filename, line, r, |
ab24039f | 1021 | "Failed to extract negative trust anchor domain, ignoring: %s", rvalue); |
d96edb2c | 1022 | return 0; |
8a516214 LP |
1023 | } |
1024 | if (r == 0) | |
d96edb2c | 1025 | return 0; |
8a516214 LP |
1026 | |
1027 | r = dns_name_is_valid(w); | |
1028 | if (r <= 0) { | |
d96edb2c | 1029 | log_syntax(unit, LOG_WARNING, filename, line, r, |
ab24039f | 1030 | "%s is not a valid domain name, ignoring.", w); |
8a516214 LP |
1031 | continue; |
1032 | } | |
1033 | ||
35e601d4 | 1034 | r = set_ensure_consume(&n->dnssec_negative_trust_anchors, &dns_name_hash_ops, TAKE_PTR(w)); |
8a516214 LP |
1035 | if (r < 0) |
1036 | return log_oom(); | |
8a516214 | 1037 | } |
8a516214 | 1038 | } |
b2a81c0b | 1039 | |
26575990 LP |
1040 | int config_parse_ntp( |
1041 | const char *unit, | |
1042 | const char *filename, | |
1043 | unsigned line, | |
1044 | const char *section, | |
1045 | unsigned section_line, | |
1046 | const char *lvalue, | |
1047 | int ltype, | |
1048 | const char *rvalue, | |
1049 | void *data, | |
1050 | void *userdata) { | |
1051 | ||
1052 | char ***l = data; | |
1053 | int r; | |
1054 | ||
1055 | assert(l); | |
1056 | assert(lvalue); | |
1057 | assert(rvalue); | |
1058 | ||
1059 | if (isempty(rvalue)) { | |
1060 | *l = strv_free(*l); | |
1061 | return 0; | |
1062 | } | |
1063 | ||
d96edb2c | 1064 | for (const char *p = rvalue;;) { |
26575990 LP |
1065 | _cleanup_free_ char *w = NULL; |
1066 | ||
d96edb2c | 1067 | r = extract_first_word(&p, &w, NULL, 0); |
26575990 LP |
1068 | if (r == -ENOMEM) |
1069 | return log_oom(); | |
1070 | if (r < 0) { | |
d96edb2c | 1071 | log_syntax(unit, LOG_WARNING, filename, line, r, |
ab24039f | 1072 | "Failed to extract NTP server name, ignoring: %s", rvalue); |
d96edb2c | 1073 | return 0; |
26575990 LP |
1074 | } |
1075 | if (r == 0) | |
d96edb2c | 1076 | return 0; |
26575990 LP |
1077 | |
1078 | r = dns_name_is_valid_or_address(w); | |
1079 | if (r <= 0) { | |
d96edb2c | 1080 | log_syntax(unit, LOG_WARNING, filename, line, r, |
ab24039f | 1081 | "%s is not a valid domain name or IP address, ignoring.", w); |
26575990 | 1082 | continue; |
af1c0de0 SS |
1083 | } |
1084 | ||
c448459d ZJS |
1085 | if (strv_length(*l) > MAX_NTP_SERVERS) { |
1086 | log_syntax(unit, LOG_WARNING, filename, line, 0, | |
1087 | "More than %u NTP servers specified, ignoring \"%s\" and any subsequent entries.", | |
1088 | MAX_NTP_SERVERS, w); | |
d96edb2c | 1089 | return 0; |
c448459d ZJS |
1090 | } |
1091 | ||
1092 | r = strv_consume(l, TAKE_PTR(w)); | |
af1c0de0 SS |
1093 | if (r < 0) |
1094 | return log_oom(); | |
af1c0de0 | 1095 | } |
af1c0de0 SS |
1096 | } |
1097 | ||
4ac77d63 YW |
1098 | int config_parse_required_for_online( |
1099 | const char *unit, | |
1100 | const char *filename, | |
1101 | unsigned line, | |
1102 | const char *section, | |
1103 | unsigned section_line, | |
1104 | const char *lvalue, | |
1105 | int ltype, | |
1106 | const char *rvalue, | |
1107 | void *data, | |
1108 | void *userdata) { | |
1109 | ||
1110 | Network *network = data; | |
75cd4a5d | 1111 | LinkOperationalStateRange range; |
4ac77d63 YW |
1112 | bool required = true; |
1113 | int r; | |
1114 | ||
1115 | if (isempty(rvalue)) { | |
1116 | network->required_for_online = true; | |
75cd4a5d | 1117 | network->required_operstate_for_online = LINK_OPERSTATE_RANGE_DEFAULT; |
4ac77d63 YW |
1118 | return 0; |
1119 | } | |
1120 | ||
75cd4a5d DDM |
1121 | r = parse_operational_state_range(rvalue, &range); |
1122 | if (r < 0) { | |
4ac77d63 YW |
1123 | r = parse_boolean(rvalue); |
1124 | if (r < 0) { | |
d96edb2c | 1125 | log_syntax(unit, LOG_WARNING, filename, line, r, |
4ac77d63 YW |
1126 | "Failed to parse %s= setting, ignoring assignment: %s", |
1127 | lvalue, rvalue); | |
1128 | return 0; | |
1129 | } | |
1130 | ||
1131 | required = r; | |
75cd4a5d | 1132 | range = LINK_OPERSTATE_RANGE_DEFAULT; |
4ac77d63 YW |
1133 | } |
1134 | ||
1135 | network->required_for_online = required; | |
75cd4a5d | 1136 | network->required_operstate_for_online = range; |
4ac77d63 YW |
1137 | |
1138 | return 0; | |
1139 | } | |
7da377ef | 1140 | |
8430841b L |
1141 | DEFINE_CONFIG_PARSE_ENUM(config_parse_required_family_for_online, link_required_address_family, AddressFamily, |
1142 | "Failed to parse RequiredFamilyForOnline= setting"); | |
1143 | ||
7da377ef SS |
1144 | DEFINE_CONFIG_PARSE_ENUM(config_parse_keep_configuration, keep_configuration, KeepConfiguration, |
1145 | "Failed to parse KeepConfiguration= setting"); | |
1146 | ||
1147 | static const char* const keep_configuration_table[_KEEP_CONFIGURATION_MAX] = { | |
95355a28 YW |
1148 | [KEEP_CONFIGURATION_NO] = "no", |
1149 | [KEEP_CONFIGURATION_DHCP_ON_STOP] = "dhcp-on-stop", | |
1150 | [KEEP_CONFIGURATION_DHCP] = "dhcp", | |
1151 | [KEEP_CONFIGURATION_STATIC] = "static", | |
1152 | [KEEP_CONFIGURATION_YES] = "yes", | |
7da377ef SS |
1153 | }; |
1154 | ||
1155 | DEFINE_STRING_TABLE_LOOKUP_WITH_BOOLEAN(keep_configuration, KeepConfiguration, KEEP_CONFIGURATION_YES); | |
6f6296b9 YW |
1156 | |
1157 | static const char* const ipv6_link_local_address_gen_mode_table[_IPV6_LINK_LOCAL_ADDRESS_GEN_MODE_MAX] = { | |
1158 | [IPV6_LINK_LOCAL_ADDRESSS_GEN_MODE_EUI64] = "eui64", | |
1159 | [IPV6_LINK_LOCAL_ADDRESSS_GEN_MODE_NONE] = "none", | |
1160 | [IPV6_LINK_LOCAL_ADDRESSS_GEN_MODE_STABLE_PRIVACY] = "stable-privacy", | |
1161 | [IPV6_LINK_LOCAL_ADDRESSS_GEN_MODE_RANDOM] = "random", | |
1162 | }; | |
1163 | ||
1164 | DEFINE_STRING_TABLE_LOOKUP(ipv6_link_local_address_gen_mode, IPv6LinkLocalAddressGenMode); | |
1165 | DEFINE_CONFIG_PARSE_ENUM(config_parse_ipv6_link_local_address_gen_mode, ipv6_link_local_address_gen_mode, IPv6LinkLocalAddressGenMode, "Failed to parse IPv6 link local address generation mode"); | |
61135582 DS |
1166 | |
1167 | static const char* const activation_policy_table[_ACTIVATION_POLICY_MAX] = { | |
1168 | [ACTIVATION_POLICY_UP] = "up", | |
1169 | [ACTIVATION_POLICY_ALWAYS_UP] = "always-up", | |
1170 | [ACTIVATION_POLICY_MANUAL] = "manual", | |
1171 | [ACTIVATION_POLICY_ALWAYS_DOWN] = "always-down", | |
1172 | [ACTIVATION_POLICY_DOWN] = "down", | |
1173 | [ACTIVATION_POLICY_BOUND] = "bound", | |
1174 | }; | |
1175 | ||
1176 | DEFINE_STRING_TABLE_LOOKUP(activation_policy, ActivationPolicy); | |
1177 | DEFINE_CONFIG_PARSE_ENUM(config_parse_activation_policy, activation_policy, ActivationPolicy, "Failed to parse activation policy"); |