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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" |
c918b70a | 16 | #include "netdev/macvlan.h" |
fb486c90 | 17 | #include "networkd-address-label.h" |
093e3533 | 18 | #include "networkd-address.h" |
9671ae9d | 19 | #include "networkd-bridge-fdb.h" |
ff9e0783 | 20 | #include "networkd-bridge-mdb.h" |
22d37e5d | 21 | #include "networkd-dhcp-common.h" |
c517a49b | 22 | #include "networkd-dhcp-server-static-lease.h" |
7e19cc54 | 23 | #include "networkd-dhcp-server.h" |
14d9ab9d | 24 | #include "networkd-ipv6-proxy-ndp.h" |
23f53b99 | 25 | #include "networkd-manager.h" |
3773eb54 | 26 | #include "networkd-ndisc.h" |
1939ebeb | 27 | #include "networkd-neighbor.h" |
3ffd4af2 | 28 | #include "networkd-network.h" |
75156ccb | 29 | #include "networkd-nexthop.h" |
b5ce4047 | 30 | #include "networkd-radv.h" |
3b6a3bde | 31 | #include "networkd-route.h" |
ca183bf8 | 32 | #include "networkd-routing-policy-rule.h" |
518cd6b5 | 33 | #include "networkd-sriov.h" |
6bedfcbb | 34 | #include "parse-util.h" |
b0c82192 | 35 | #include "path-lookup.h" |
3a67b8bb | 36 | #include "qdisc.h" |
4f1ac4a3 | 37 | #include "radv-internal.h" |
8a516214 | 38 | #include "set.h" |
cebe1257 | 39 | #include "socket-util.h" |
8fcde012 | 40 | #include "stat-util.h" |
8b43440b | 41 | #include "string-table.h" |
07630cea | 42 | #include "string-util.h" |
700f1186 | 43 | #include "strv.h" |
3a67b8bb | 44 | #include "tclass.h" |
07630cea | 45 | #include "util.h" |
f579559b | 46 | |
c448459d | 47 | /* Let's assume that anything above this number is a user misconfiguration. */ |
63b98386 | 48 | #define MAX_NTP_SERVERS 128U |
c448459d | 49 | |
8f9bdeab | 50 | static int network_resolve_netdev_one(Network *network, const char *name, NetDevKind kind, NetDev **ret) { |
cebe1257 YW |
51 | const char *kind_string; |
52 | NetDev *netdev; | |
53 | int r; | |
54 | ||
96db6412 YW |
55 | /* For test-networkd-conf, the check must be earlier than the assertions. */ |
56 | if (!name) | |
57 | return 0; | |
58 | ||
cebe1257 YW |
59 | assert(network); |
60 | assert(network->manager); | |
61 | assert(network->filename); | |
8f9bdeab | 62 | assert(ret); |
cebe1257 | 63 | |
cebe1257 YW |
64 | if (kind == _NETDEV_KIND_TUNNEL) |
65 | kind_string = "tunnel"; | |
66 | else { | |
67 | kind_string = netdev_kind_to_string(kind); | |
68 | if (!kind_string) | |
8f9bdeab YW |
69 | return log_warning_errno(SYNTHETIC_ERRNO(EINVAL), |
70 | "%s: Invalid NetDev kind of %s, ignoring assignment.", | |
71 | network->filename, name); | |
cebe1257 YW |
72 | } |
73 | ||
74 | r = netdev_get(network->manager, name, &netdev); | |
75 | if (r < 0) | |
8f9bdeab YW |
76 | return log_warning_errno(r, "%s: %s NetDev could not be found, ignoring assignment.", |
77 | network->filename, name); | |
cebe1257 YW |
78 | |
79 | if (netdev->kind != kind && !(kind == _NETDEV_KIND_TUNNEL && | |
80 | IN_SET(netdev->kind, | |
bc945c2b | 81 | NETDEV_KIND_ERSPAN, |
cebe1257 YW |
82 | NETDEV_KIND_GRE, |
83 | NETDEV_KIND_GRETAP, | |
84 | NETDEV_KIND_IP6GRE, | |
85 | NETDEV_KIND_IP6GRETAP, | |
9282f75b | 86 | NETDEV_KIND_IP6TNL, |
bc945c2b YW |
87 | NETDEV_KIND_IPIP, |
88 | NETDEV_KIND_SIT, | |
89 | NETDEV_KIND_VTI, | |
90 | NETDEV_KIND_VTI6))) | |
8f9bdeab YW |
91 | return log_warning_errno(SYNTHETIC_ERRNO(EINVAL), |
92 | "%s: NetDev %s is not a %s, ignoring assignment", | |
93 | network->filename, name, kind_string); | |
cebe1257 | 94 | |
8f9bdeab | 95 | *ret = netdev_ref(netdev); |
cebe1257 YW |
96 | return 1; |
97 | } | |
98 | ||
99 | static int network_resolve_stacked_netdevs(Network *network) { | |
100 | void *name, *kind; | |
cebe1257 YW |
101 | int r; |
102 | ||
103 | assert(network); | |
104 | ||
90e74a66 | 105 | HASHMAP_FOREACH_KEY(kind, name, network->stacked_netdev_names) { |
cebe1257 YW |
106 | _cleanup_(netdev_unrefp) NetDev *netdev = NULL; |
107 | ||
8f9bdeab | 108 | if (network_resolve_netdev_one(network, name, PTR_TO_INT(kind), &netdev) <= 0) |
cebe1257 YW |
109 | continue; |
110 | ||
dcd46cc4 SS |
111 | r = hashmap_ensure_put(&network->stacked_netdevs, &string_hash_ops, netdev->ifname, netdev); |
112 | if (r == -ENOMEM) | |
cebe1257 | 113 | return log_oom(); |
cebe1257 | 114 | if (r < 0) |
8f9bdeab YW |
115 | log_warning_errno(r, "%s: Failed to add NetDev '%s' to network, ignoring: %m", |
116 | network->filename, (const char *) name); | |
cebe1257 YW |
117 | |
118 | netdev = NULL; | |
119 | } | |
120 | ||
121 | return 0; | |
122 | } | |
123 | ||
96db6412 | 124 | int network_verify(Network *network) { |
50783f91 YW |
125 | int r; |
126 | ||
0321cea7 | 127 | assert(network); |
ea853de5 | 128 | assert(network->manager); |
0321cea7 YW |
129 | assert(network->filename); |
130 | ||
5722fb89 | 131 | if (net_match_is_empty(&network->match) && !network->conditions) |
dade7349 ZJS |
132 | return log_warning_errno(SYNTHETIC_ERRNO(EINVAL), |
133 | "%s: No valid settings found in the [Match] section, ignoring file. " | |
134 | "To match all interfaces, add Name=* in the [Match] section.", | |
135 | network->filename); | |
84ea567e | 136 | |
cebe1257 | 137 | /* skip out early if configuration does not match the environment */ |
a0b191b7 | 138 | if (!condition_test_list(network->conditions, environ, NULL, NULL, NULL)) |
cebe1257 | 139 | return log_debug_errno(SYNTHETIC_ERRNO(EINVAL), |
3772cfde ZJS |
140 | "%s: Conditions in the file do not match the system environment, skipping.", |
141 | network->filename); | |
cebe1257 | 142 | |
57aef9d7 YW |
143 | if (network->keep_master) { |
144 | if (network->batadv_name) | |
145 | log_warning("%s: BatmanAdvanced= set with KeepMaster= enabled, ignoring BatmanAdvanced=.", | |
146 | network->filename); | |
147 | if (network->bond_name) | |
148 | log_warning("%s: Bond= set with KeepMaster= enabled, ignoring Bond=.", | |
149 | network->filename); | |
150 | if (network->bridge_name) | |
151 | log_warning("%s: Bridge= set with KeepMaster= enabled, ignoring Bridge=.", | |
152 | network->filename); | |
153 | if (network->vrf_name) | |
154 | log_warning("%s: VRF= set with KeepMaster= enabled, ignoring VRF=.", | |
155 | network->filename); | |
156 | ||
157 | network->batadv_name = mfree(network->batadv_name); | |
158 | network->bond_name = mfree(network->bond_name); | |
159 | network->bridge_name = mfree(network->bridge_name); | |
160 | network->vrf_name = mfree(network->vrf_name); | |
161 | } | |
162 | ||
c0267a59 | 163 | (void) network_resolve_netdev_one(network, network->batadv_name, NETDEV_KIND_BATADV, &network->batadv); |
cebe1257 YW |
164 | (void) network_resolve_netdev_one(network, network->bond_name, NETDEV_KIND_BOND, &network->bond); |
165 | (void) network_resolve_netdev_one(network, network->bridge_name, NETDEV_KIND_BRIDGE, &network->bridge); | |
166 | (void) network_resolve_netdev_one(network, network->vrf_name, NETDEV_KIND_VRF, &network->vrf); | |
8f9bdeab YW |
167 | r = network_resolve_stacked_netdevs(network); |
168 | if (r < 0) | |
169 | return r; | |
cebe1257 YW |
170 | |
171 | /* Free unnecessary entries. */ | |
c0267a59 | 172 | network->batadv_name = mfree(network->batadv_name); |
cebe1257 YW |
173 | network->bond_name = mfree(network->bond_name); |
174 | network->bridge_name = mfree(network->bridge_name); | |
175 | network->vrf_name = mfree(network->vrf_name); | |
176 | network->stacked_netdev_names = hashmap_free_free_key(network->stacked_netdev_names); | |
177 | ||
0321cea7 YW |
178 | if (network->bond) { |
179 | /* Bonding slave does not support addressing. */ | |
0321cea7 | 180 | if (network->link_local >= 0 && network->link_local != ADDRESS_FAMILY_NO) { |
ab24039f ZJS |
181 | log_warning("%s: Cannot enable LinkLocalAddressing= when Bond= is specified, disabling LinkLocalAddressing=.", |
182 | network->filename); | |
0321cea7 YW |
183 | network->link_local = ADDRESS_FAMILY_NO; |
184 | } | |
0321cea7 | 185 | if (network->dhcp_server) { |
ab24039f ZJS |
186 | log_warning("%s: Cannot enable DHCPServer= when Bond= is specified, disabling DHCPServer=.", |
187 | network->filename); | |
0321cea7 YW |
188 | network->dhcp_server = false; |
189 | } | |
9cd9fc8f | 190 | if (!ordered_hashmap_isempty(network->addresses_by_section)) |
ab24039f ZJS |
191 | log_warning("%s: Cannot set addresses when Bond= is specified, ignoring addresses.", |
192 | network->filename); | |
2a54a044 | 193 | if (!hashmap_isempty(network->routes_by_section)) |
ab24039f ZJS |
194 | log_warning("%s: Cannot set routes when Bond= is specified, ignoring routes.", |
195 | network->filename); | |
9cd9fc8f YW |
196 | |
197 | network->addresses_by_section = ordered_hashmap_free_with_destructor(network->addresses_by_section, address_free); | |
2a54a044 | 198 | network->routes_by_section = hashmap_free_with_destructor(network->routes_by_section, route_free); |
0321cea7 YW |
199 | } |
200 | ||
c918b70a TY |
201 | if (network->link_local < 0) { |
202 | network->link_local = ADDRESS_FAMILY_IPV6; | |
203 | ||
57aef9d7 | 204 | if (network->keep_master || network->bridge) |
c918b70a TY |
205 | network->link_local = ADDRESS_FAMILY_NO; |
206 | else { | |
207 | NetDev *netdev; | |
208 | ||
209 | HASHMAP_FOREACH(netdev, network->stacked_netdevs) { | |
210 | MacVlan *m; | |
211 | ||
212 | if (netdev->kind == NETDEV_KIND_MACVLAN) | |
213 | m = MACVLAN(netdev); | |
214 | else if (netdev->kind == NETDEV_KIND_MACVTAP) | |
215 | m = MACVTAP(netdev); | |
216 | else | |
217 | continue; | |
218 | ||
c73f413d FS |
219 | assert(m); |
220 | ||
c918b70a TY |
221 | if (m->mode == NETDEV_MACVLAN_MODE_PASSTHRU) |
222 | network->link_local = ADDRESS_FAMILY_NO; | |
223 | ||
224 | /* There won't be a passthru MACVLAN/MACVTAP if there's already one in another mode */ | |
225 | break; | |
226 | } | |
227 | } | |
228 | } | |
229 | ||
75d5abd2 YW |
230 | if (network->ipv6ll_address_gen_mode == IPV6_LINK_LOCAL_ADDRESSS_GEN_MODE_NONE) |
231 | SET_FLAG(network->link_local, ADDRESS_FAMILY_IPV6, false); | |
8f191801 | 232 | |
9e1432d5 YW |
233 | if (in6_addr_is_set(&network->ipv6ll_stable_secret) && |
234 | network->ipv6ll_address_gen_mode < 0) | |
235 | network->ipv6ll_address_gen_mode = IPV6_LINK_LOCAL_ADDRESSS_GEN_MODE_STABLE_PRIVACY; | |
236 | ||
48ed2766 FW |
237 | /* IPMasquerade implies IPForward */ |
238 | network->ip_forward |= network->ip_masquerade; | |
0321cea7 | 239 | |
14d9ab9d | 240 | network_adjust_ipv6_proxy_ndp(network); |
3773eb54 | 241 | network_adjust_ipv6_accept_ra(network); |
22d37e5d | 242 | network_adjust_dhcp(network); |
69e0f833 | 243 | network_adjust_radv(network); |
5546870e | 244 | network_adjust_bridge_vlan(network); |
3773eb54 | 245 | |
933c70a0 | 246 | if (network->mtu > 0 && network->dhcp_use_mtu) { |
0321cea7 YW |
247 | log_warning("%s: MTUBytes= in [Link] section and UseMTU= in [DHCP] section are set. " |
248 | "Disabling UseMTU=.", network->filename); | |
249 | network->dhcp_use_mtu = false; | |
250 | } | |
251 | ||
7da377ef | 252 | if (network->dhcp_critical >= 0) { |
ea853de5 YW |
253 | if (network->keep_configuration >= 0) { |
254 | if (network->manager->keep_configuration < 0) | |
255 | log_warning("%s: Both KeepConfiguration= and deprecated CriticalConnection= are set. " | |
256 | "Ignoring CriticalConnection=.", network->filename); | |
257 | } else if (network->dhcp_critical) | |
7da377ef SS |
258 | /* CriticalConnection=yes also preserve foreign static configurations. */ |
259 | network->keep_configuration = KEEP_CONFIGURATION_YES; | |
260 | else | |
80060352 | 261 | network->keep_configuration = KEEP_CONFIGURATION_NO; |
7da377ef SS |
262 | } |
263 | ||
61135582 DS |
264 | if (!strv_isempty(network->bind_carrier)) { |
265 | if (!IN_SET(network->activation_policy, _ACTIVATION_POLICY_INVALID, ACTIVATION_POLICY_BOUND)) | |
266 | log_warning("%s: ActivationPolicy=bound is required with BindCarrier=. " | |
267 | "Setting ActivationPolicy=bound.", network->filename); | |
268 | network->activation_policy = ACTIVATION_POLICY_BOUND; | |
269 | } else if (network->activation_policy == ACTIVATION_POLICY_BOUND) { | |
270 | log_warning("%s: ActivationPolicy=bound requires BindCarrier=. " | |
271 | "Ignoring ActivationPolicy=bound.", network->filename); | |
272 | network->activation_policy = ACTIVATION_POLICY_UP; | |
273 | } | |
274 | ||
275 | if (network->activation_policy == _ACTIVATION_POLICY_INVALID) | |
276 | network->activation_policy = ACTIVATION_POLICY_UP; | |
277 | ||
278 | if (network->activation_policy == ACTIVATION_POLICY_ALWAYS_UP) { | |
6706ce2f YW |
279 | if (network->ignore_carrier_loss_set && network->ignore_carrier_loss_usec < USEC_INFINITY) |
280 | log_warning("%s: IgnoreCarrierLoss=no or finite timespan conflicts with ActivationPolicy=always-up. " | |
281 | "Setting IgnoreCarrierLoss=yes.", network->filename); | |
282 | network->ignore_carrier_loss_set = true; | |
283 | network->ignore_carrier_loss_usec = USEC_INFINITY; | |
61135582 DS |
284 | } |
285 | ||
6706ce2f YW |
286 | if (!network->ignore_carrier_loss_set) { |
287 | network->ignore_carrier_loss_set = true; | |
288 | network->ignore_carrier_loss_usec = network->configure_without_carrier ? USEC_INFINITY : 0; | |
289 | } | |
61135582 | 290 | |
7c644a69 DS |
291 | if (IN_SET(network->activation_policy, ACTIVATION_POLICY_DOWN, ACTIVATION_POLICY_ALWAYS_DOWN, ACTIVATION_POLICY_MANUAL)) { |
292 | if (network->required_for_online < 0 || | |
293 | (network->required_for_online == true && network->activation_policy == ACTIVATION_POLICY_ALWAYS_DOWN)) { | |
294 | log_debug("%s: Setting RequiredForOnline=no because ActivationPolicy=%s.", network->filename, | |
295 | activation_policy_to_string(network->activation_policy)); | |
296 | network->required_for_online = false; | |
297 | } else if (network->required_for_online == true) | |
298 | log_warning("%s: RequiredForOnline=yes and ActivationPolicy=%s, " | |
299 | "this may cause a delay at boot.", network->filename, | |
300 | activation_policy_to_string(network->activation_policy)); | |
301 | } | |
302 | ||
303 | if (network->required_for_online < 0) | |
304 | network->required_for_online = true; | |
305 | ||
7da377ef | 306 | if (network->keep_configuration < 0) |
80060352 | 307 | network->keep_configuration = KEEP_CONFIGURATION_NO; |
7da377ef | 308 | |
87851e0f YW |
309 | if (network->ipv6_proxy_ndp == 0 && !set_isempty(network->ipv6_proxy_ndp_addresses)) { |
310 | log_warning("%s: IPv6ProxyNDP= is disabled. Ignoring IPv6ProxyNDPAddress=.", network->filename); | |
311 | network->ipv6_proxy_ndp_addresses = set_free_free(network->ipv6_proxy_ndp_addresses); | |
312 | } | |
313 | ||
50783f91 YW |
314 | r = network_drop_invalid_addresses(network); |
315 | if (r < 0) | |
61ec7bea | 316 | return r; /* network_drop_invalid_addresses() logs internally. */ |
13ffa39f YW |
317 | network_drop_invalid_routes(network); |
318 | network_drop_invalid_nexthops(network); | |
9671ae9d | 319 | network_drop_invalid_bridge_fdb_entries(network); |
ff9e0783 | 320 | network_drop_invalid_bridge_mdb_entries(network); |
13ffa39f YW |
321 | network_drop_invalid_neighbors(network); |
322 | network_drop_invalid_address_labels(network); | |
323 | network_drop_invalid_prefixes(network); | |
324 | network_drop_invalid_route_prefixes(network); | |
325 | network_drop_invalid_routing_policy_rules(network); | |
3a67b8bb YW |
326 | network_drop_invalid_qdisc(network); |
327 | network_drop_invalid_tclass(network); | |
41ce9d76 | 328 | r = sr_iov_drop_invalid_sections(UINT32_MAX, network->sr_iov_by_section); |
e217e22a | 329 | if (r < 0) |
61ec7bea | 330 | return r; /* sr_iov_drop_invalid_sections() logs internally. */ |
c517a49b | 331 | network_drop_invalid_static_leases(network); |
518cd6b5 | 332 | |
0017ba31 YW |
333 | network_adjust_dhcp_server(network); |
334 | ||
0321cea7 YW |
335 | return 0; |
336 | } | |
337 | ||
7f06b3e1 | 338 | int network_load_one(Manager *manager, OrderedHashmap **networks, const char *filename) { |
838b2f7a | 339 | _cleanup_free_ char *fname = NULL, *name = NULL; |
35ac3b76 | 340 | _cleanup_(network_unrefp) Network *network = NULL; |
047a0dac | 341 | const char *dropin_dirname; |
838b2f7a | 342 | char *d; |
f579559b TG |
343 | int r; |
344 | ||
bf1bc670 TA |
345 | assert(manager); |
346 | assert(filename); | |
347 | ||
4e54a17d | 348 | r = null_or_empty_path(filename); |
4e54a17d | 349 | if (r < 0) |
61ec7bea | 350 | return log_warning_errno(r, "Failed to check if \"%s\" is empty: %m", filename); |
4e54a17d | 351 | if (r > 0) { |
ed88bcfb | 352 | log_debug("Skipping empty file: %s", filename); |
6916ec29 TG |
353 | return 0; |
354 | } | |
355 | ||
838b2f7a YW |
356 | fname = strdup(filename); |
357 | if (!fname) | |
358 | return log_oom(); | |
359 | ||
360 | name = strdup(basename(filename)); | |
361 | if (!name) | |
362 | return log_oom(); | |
363 | ||
364 | d = strrchr(name, '.'); | |
365 | if (!d) | |
61ec7bea | 366 | return log_warning_errno(SYNTHETIC_ERRNO(EINVAL), "Invalid file name: %s", filename); |
838b2f7a YW |
367 | |
368 | *d = '\0'; | |
369 | ||
370 | dropin_dirname = strjoina(name, ".network.d"); | |
371 | ||
17f9c355 | 372 | network = new(Network, 1); |
f579559b TG |
373 | if (!network) |
374 | return log_oom(); | |
375 | ||
17f9c355 | 376 | *network = (Network) { |
838b2f7a YW |
377 | .filename = TAKE_PTR(fname), |
378 | .name = TAKE_PTR(name), | |
17f9c355 | 379 | |
715d398e | 380 | .manager = manager, |
35ac3b76 YW |
381 | .n_ref = 1, |
382 | ||
7c644a69 | 383 | .required_for_online = -1, |
75cd4a5d | 384 | .required_operstate_for_online = LINK_OPERSTATE_RANGE_DEFAULT, |
61135582 | 385 | .activation_policy = _ACTIVATION_POLICY_INVALID, |
cee68339 | 386 | .group = -1, |
db5756f3 YW |
387 | .arp = -1, |
388 | .multicast = -1, | |
389 | .allmulticast = -1, | |
937e305e | 390 | .promiscuous = -1, |
db5756f3 | 391 | |
ea853de5 | 392 | .keep_configuration = manager->keep_configuration, |
db5756f3 | 393 | |
4e26a5ba | 394 | .dhcp_duid.type = _DUID_TYPE_INVALID, |
7da377ef | 395 | .dhcp_critical = -1, |
17f9c355 | 396 | .dhcp_use_ntp = true, |
d7b04506 | 397 | .dhcp_routes_to_ntp = true, |
299d578f | 398 | .dhcp_use_sip = true, |
17f9c355 | 399 | .dhcp_use_dns = true, |
70570306 | 400 | .dhcp_routes_to_dns = true, |
17f9c355 YW |
401 | .dhcp_use_hostname = true, |
402 | .dhcp_use_routes = true, | |
589397a2 | 403 | .dhcp_use_gateway = -1, |
17f9c355 | 404 | .dhcp_send_hostname = true, |
5f3b5f19 | 405 | .dhcp_send_release = true, |
17f9c355 | 406 | .dhcp_route_metric = DHCP_ROUTE_METRIC, |
f90635f1 | 407 | .dhcp_client_identifier = _DHCP_CLIENT_ID_INVALID, |
17f9c355 | 408 | .dhcp_route_table = RT_TABLE_MAIN, |
db5756f3 | 409 | .dhcp_ip_service_type = -1, |
e70eca9b | 410 | .dhcp_broadcast = -1, |
17f9c355 | 411 | |
1536b7b2 | 412 | .dhcp6_use_address = true, |
0f5ef9b6 | 413 | .dhcp6_use_pd_prefix = true, |
1536b7b2 | 414 | .dhcp6_use_dns = true, |
38ba3da0 | 415 | .dhcp6_use_hostname = true, |
1536b7b2 | 416 | .dhcp6_use_ntp = true, |
50ee1fec | 417 | .dhcp6_use_rapid_commit = true, |
4e26a5ba | 418 | .dhcp6_duid.type = _DUID_TYPE_INVALID, |
0e45721e | 419 | .dhcp6_client_start_mode = _DHCP6_CLIENT_START_MODE_INVALID, |
caa8ca42 | 420 | |
a27588d4 YW |
421 | .dhcp_pd = -1, |
422 | .dhcp_pd_announce = true, | |
423 | .dhcp_pd_assign = true, | |
424 | .dhcp_pd_manage_temporary_address = true, | |
425 | .dhcp_pd_subnet_id = -1, | |
426 | .dhcp_pd_route_metric = DHCP6PD_ROUTE_METRIC, | |
9efa8a3c | 427 | |
21b6b87e | 428 | .dhcp_server_bind_to_interface = true, |
2a71d57f LP |
429 | .dhcp_server_emit[SD_DHCP_LEASE_DNS].emit = true, |
430 | .dhcp_server_emit[SD_DHCP_LEASE_NTP].emit = true, | |
431 | .dhcp_server_emit[SD_DHCP_LEASE_SIP].emit = true, | |
17f9c355 YW |
432 | .dhcp_server_emit_router = true, |
433 | .dhcp_server_emit_timezone = true, | |
434 | ||
4f1ac4a3 | 435 | .router_lifetime_usec = RADV_DEFAULT_ROUTER_LIFETIME_USEC, |
c9e2c2da | 436 | .router_dns_lifetime_usec = RADV_DEFAULT_VALID_LIFETIME_USEC, |
17f9c355 YW |
437 | .router_emit_dns = true, |
438 | .router_emit_domains = true, | |
439 | ||
440 | .use_bpdu = -1, | |
441 | .hairpin = -1, | |
97f27f8a | 442 | .isolated = -1, |
17f9c355 YW |
443 | .fast_leave = -1, |
444 | .allow_port_to_be_root = -1, | |
445 | .unicast_flood = -1, | |
7f15b714 | 446 | .multicast_flood = -1, |
d3aa8b49 | 447 | .multicast_to_unicast = -1, |
7f15b714 TJ |
448 | .neighbor_suppression = -1, |
449 | .learning = -1, | |
1087623b SS |
450 | .bridge_proxy_arp = -1, |
451 | .bridge_proxy_arp_wifi = -1, | |
17f9c355 | 452 | .priority = LINK_BRIDGE_PORT_PRIORITY_INVALID, |
0fadb2a4 | 453 | .multicast_router = _MULTICAST_ROUTER_INVALID, |
17f9c355 YW |
454 | |
455 | .lldp_mode = LLDP_MODE_ROUTERS_ONLY, | |
c01b9b87 | 456 | .lldp_multicast_mode = _SD_LLDP_MULTICAST_MODE_INVALID, |
17f9c355 | 457 | |
7ece6f58 | 458 | .dns_default_route = -1, |
17f9c355 YW |
459 | .llmnr = RESOLVE_SUPPORT_YES, |
460 | .mdns = RESOLVE_SUPPORT_NO, | |
461 | .dnssec_mode = _DNSSEC_MODE_INVALID, | |
462 | .dns_over_tls_mode = _DNS_OVER_TLS_MODE_INVALID, | |
463 | ||
0321cea7 | 464 | /* If LinkLocalAddressing= is not set, then set to ADDRESS_FAMILY_IPV6 later. */ |
2d792895 | 465 | .link_local = _ADDRESS_FAMILY_INVALID, |
6f6296b9 | 466 | .ipv6ll_address_gen_mode = _IPV6_LINK_LOCAL_ADDRESS_GEN_MODE_INVALID, |
17f9c355 | 467 | |
94d76d07 | 468 | .ipv4_accept_local = -1, |
d75bf6cf | 469 | .ipv4_route_localnet = -1, |
17f9c355 | 470 | .ipv6_privacy_extensions = IPV6_PRIVACY_EXTENSIONS_NO, |
17f9c355 YW |
471 | .ipv6_dad_transmits = -1, |
472 | .ipv6_hop_limit = -1, | |
473 | .ipv6_proxy_ndp = -1, | |
17f9c355 | 474 | .proxy_arp = -1, |
db5756f3 | 475 | |
7d93b92f | 476 | .ipv6_accept_ra = -1, |
17f9c355 | 477 | .ipv6_accept_ra_use_dns = true, |
610c0db1 YW |
478 | .ipv6_accept_ra_use_gateway = true, |
479 | .ipv6_accept_ra_use_route_prefix = true, | |
062c2eea SS |
480 | .ipv6_accept_ra_use_autonomous_prefix = true, |
481 | .ipv6_accept_ra_use_onlink_prefix = true, | |
7d93b92f | 482 | .ipv6_accept_ra_use_mtu = true, |
17f9c355 | 483 | .ipv6_accept_ra_route_table = RT_TABLE_MAIN, |
8ebafba9 | 484 | .ipv6_accept_ra_route_metric = DHCP_ROUTE_METRIC, |
cabe5711 | 485 | .ipv6_accept_ra_start_dhcp6_client = IPV6_ACCEPT_RA_START_DHCP6_CLIENT_YES, |
c423be28 | 486 | |
52aa38f1 | 487 | .can_termination = -1, |
72e65e6f YW |
488 | |
489 | .ipoib_mode = _IP_OVER_INFINIBAND_MODE_INVALID, | |
490 | .ipoib_umcast = -1, | |
17f9c355 | 491 | }; |
f579559b | 492 | |
4f9ff96a | 493 | r = config_parse_many( |
8b8024f1 | 494 | STRV_MAKE_CONST(filename), NETWORK_DIRS, dropin_dirname, |
4f9ff96a LP |
495 | "Match\0" |
496 | "Link\0" | |
518cd6b5 | 497 | "SR-IOV\0" |
4f9ff96a LP |
498 | "Network\0" |
499 | "Address\0" | |
500 | "Neighbor\0" | |
501 | "IPv6AddressLabel\0" | |
502 | "RoutingPolicyRule\0" | |
503 | "Route\0" | |
504 | "NextHop\0" | |
505 | "DHCP\0" /* compat */ | |
506 | "DHCPv4\0" | |
507 | "DHCPv6\0" | |
a27588d4 YW |
508 | "DHCPv6PrefixDelegation\0" /* compat */ |
509 | "DHCPPrefixDelegation\0" | |
4f9ff96a | 510 | "DHCPServer\0" |
c517a49b | 511 | "DHCPServerStaticLease\0" |
4f9ff96a LP |
512 | "IPv6AcceptRA\0" |
513 | "IPv6NDPProxyAddress\0" | |
514 | "Bridge\0" | |
515 | "BridgeFDB\0" | |
3db468ea | 516 | "BridgeMDB\0" |
4f9ff96a | 517 | "BridgeVLAN\0" |
27ff0490 | 518 | "IPv6SendRA\0" |
4f9ff96a LP |
519 | "IPv6PrefixDelegation\0" |
520 | "IPv6Prefix\0" | |
521 | "IPv6RoutePrefix\0" | |
522 | "LLDP\0" | |
523 | "TrafficControlQueueingDiscipline\0" | |
524 | "CAN\0" | |
525 | "QDisc\0" | |
526 | "BFIFO\0" | |
527 | "CAKE\0" | |
528 | "ControlledDelay\0" | |
529 | "DeficitRoundRobinScheduler\0" | |
530 | "DeficitRoundRobinSchedulerClass\0" | |
d474aa51 | 531 | "EnhancedTransmissionSelection\0" |
4f9ff96a LP |
532 | "FairQueueing\0" |
533 | "FairQueueingControlledDelay\0" | |
8f6b6d70 | 534 | "FlowQueuePIE\0" |
4f9ff96a LP |
535 | "GenericRandomEarlyDetection\0" |
536 | "HeavyHitterFilter\0" | |
537 | "HierarchyTokenBucket\0" | |
538 | "HierarchyTokenBucketClass\0" | |
539 | "NetworkEmulator\0" | |
b12aaee5 SS |
540 | "PFIFO\0" |
541 | "PFIFOFast\0" | |
542 | "PFIFOHeadDrop\0" | |
4f9ff96a | 543 | "PIE\0" |
b12aaee5 | 544 | "QuickFairQueueing\0" |
4d7ddaf9 | 545 | "QuickFairQueueingClass\0" |
4f9ff96a LP |
546 | "StochasticFairBlue\0" |
547 | "StochasticFairnessQueueing\0" | |
548 | "TokenBucketFilter\0" | |
549 | "TrivialLinkEqualizer\0", | |
550 | config_item_perf_lookup, network_network_gperf_lookup, | |
551 | CONFIG_PARSE_WARN, | |
552 | network, | |
ead3a3fc RP |
553 | &network->stats_by_path, |
554 | NULL); | |
102bc043 | 555 | if (r < 0) |
61ec7bea | 556 | return r; /* config_parse_many() logs internally. */ |
f579559b | 557 | |
fa7cd711 YW |
558 | r = network_add_ipv4ll_route(network); |
559 | if (r < 0) | |
9202b567 | 560 | return log_warning_errno(r, "%s: Failed to add IPv4LL route: %m", network->filename); |
fa7cd711 | 561 | |
5d5003ab YW |
562 | r = network_add_default_route_on_device(network); |
563 | if (r < 0) | |
9202b567 YW |
564 | return log_warning_errno(r, "%s: Failed to add default route on device: %m", |
565 | network->filename); | |
5d5003ab | 566 | |
9202b567 | 567 | r = network_verify(network); |
9202b567 | 568 | if (r < 0) |
61ec7bea | 569 | return r; /* network_verify() logs internally. */ |
7f06b3e1 | 570 | |
9fa3e794 | 571 | r = ordered_hashmap_ensure_put(networks, &string_hash_ops, network->name, network); |
dbffab87 | 572 | if (r < 0) |
61ec7bea | 573 | return log_warning_errno(r, "%s: Failed to store configuration into hashmap: %m", filename); |
dbffab87 | 574 | |
b5b9b0e7 | 575 | TAKE_PTR(network); |
f579559b TG |
576 | return 0; |
577 | } | |
578 | ||
7f06b3e1 | 579 | int network_load(Manager *manager, OrderedHashmap **networks) { |
477e73b5 | 580 | _cleanup_strv_free_ char **files = NULL; |
f579559b TG |
581 | int r; |
582 | ||
583 | assert(manager); | |
584 | ||
7f06b3e1 | 585 | ordered_hashmap_clear_with_destructor(*networks, network_unref); |
f579559b | 586 | |
dc0d4078 | 587 | r = conf_files_list_strv(&files, ".network", NULL, 0, NETWORK_DIRS); |
f647962d MS |
588 | if (r < 0) |
589 | return log_error_errno(r, "Failed to enumerate network files: %m"); | |
f579559b | 590 | |
036a8d50 YW |
591 | STRV_FOREACH(f, files) |
592 | (void) network_load_one(manager, networks, *f); | |
f579559b | 593 | |
f579559b TG |
594 | return 0; |
595 | } | |
596 | ||
7f06b3e1 YW |
597 | int network_reload(Manager *manager) { |
598 | OrderedHashmap *new_networks = NULL; | |
599 | Network *n, *old; | |
7f06b3e1 YW |
600 | int r; |
601 | ||
602 | assert(manager); | |
603 | ||
604 | r = network_load(manager, &new_networks); | |
605 | if (r < 0) | |
606 | goto failure; | |
607 | ||
90e74a66 | 608 | ORDERED_HASHMAP_FOREACH(n, new_networks) { |
7f06b3e1 | 609 | r = network_get_by_name(manager, n->name, &old); |
8524db50 YW |
610 | if (r < 0) { |
611 | log_debug("Found new .network file: %s", n->filename); | |
612 | continue; | |
613 | } | |
7f06b3e1 | 614 | |
8524db50 YW |
615 | if (!stats_by_path_equal(n->stats_by_path, old->stats_by_path)) { |
616 | log_debug("Found updated .network file: %s", n->filename); | |
7f06b3e1 | 617 | continue; |
8524db50 | 618 | } |
7f06b3e1 YW |
619 | |
620 | r = ordered_hashmap_replace(new_networks, old->name, old); | |
621 | if (r < 0) | |
622 | goto failure; | |
623 | ||
624 | network_ref(old); | |
625 | network_unref(n); | |
626 | } | |
627 | ||
628 | ordered_hashmap_free_with_destructor(manager->networks, network_unref); | |
629 | manager->networks = new_networks; | |
630 | ||
a27588d4 | 631 | return manager_build_dhcp_pd_subnet_ids(manager); |
7f06b3e1 YW |
632 | |
633 | failure: | |
634 | ordered_hashmap_free_with_destructor(new_networks, network_unref); | |
635 | ||
636 | return r; | |
637 | } | |
638 | ||
a27588d4 | 639 | int manager_build_dhcp_pd_subnet_ids(Manager *manager) { |
1a4ca0e2 YW |
640 | Network *n; |
641 | int r; | |
642 | ||
643 | assert(manager); | |
644 | ||
a27588d4 | 645 | set_clear(manager->dhcp_pd_subnet_ids); |
1a4ca0e2 YW |
646 | |
647 | ORDERED_HASHMAP_FOREACH(n, manager->networks) { | |
648 | if (n->unmanaged) | |
649 | continue; | |
650 | ||
a27588d4 | 651 | if (!n->dhcp_pd) |
1a4ca0e2 YW |
652 | continue; |
653 | ||
a27588d4 | 654 | if (n->dhcp_pd_subnet_id < 0) |
1a4ca0e2 YW |
655 | continue; |
656 | ||
a27588d4 | 657 | r = set_ensure_put(&manager->dhcp_pd_subnet_ids, &uint64_hash_ops, &n->dhcp_pd_subnet_id); |
1a4ca0e2 YW |
658 | if (r < 0) |
659 | return r; | |
660 | } | |
661 | ||
662 | return 0; | |
663 | } | |
664 | ||
35ac3b76 | 665 | static Network *network_free(Network *network) { |
f579559b | 666 | if (!network) |
35ac3b76 | 667 | return NULL; |
f579559b | 668 | |
54e0cfc4 | 669 | free(network->name); |
f579559b | 670 | free(network->filename); |
54e0cfc4 | 671 | free(network->description); |
8524db50 | 672 | hashmap_free(network->stats_by_path); |
f579559b | 673 | |
54e0cfc4 | 674 | /* conditions */ |
5722fb89 | 675 | net_match_clear(&network->match); |
c4f58dea | 676 | condition_free_list(network->conditions); |
f579559b | 677 | |
54e0cfc4 YW |
678 | /* link settings */ |
679 | strv_free(network->bind_carrier); | |
680 | ||
681 | /* NTP */ | |
682 | strv_free(network->ntp); | |
683 | ||
684 | /* DNS */ | |
685 | for (unsigned i = 0; i < network->n_dns; i++) | |
686 | in_addr_full_free(network->dns[i]); | |
687 | free(network->dns); | |
688 | ordered_set_free(network->search_domains); | |
689 | ordered_set_free(network->route_domains); | |
690 | set_free_free(network->dnssec_negative_trust_anchors); | |
691 | ||
692 | /* DHCP server */ | |
11c38d3e YA |
693 | free(network->dhcp_server_relay_agent_circuit_id); |
694 | free(network->dhcp_server_relay_agent_remote_id); | |
6278e428 YW |
695 | free(network->dhcp_server_boot_server_name); |
696 | free(network->dhcp_server_boot_filename); | |
54e0cfc4 YW |
697 | free(network->dhcp_server_timezone); |
698 | free(network->dhcp_server_uplink_name); | |
699 | for (sd_dhcp_lease_server_type_t t = 0; t < _SD_DHCP_LEASE_SERVER_TYPE_MAX; t++) | |
700 | free(network->dhcp_server_emit[t].addresses); | |
701 | ordered_hashmap_free(network->dhcp_server_send_options); | |
702 | ordered_hashmap_free(network->dhcp_server_send_vendor_options); | |
11c38d3e | 703 | |
54e0cfc4 | 704 | /* DHCP client */ |
edb85f0d | 705 | free(network->dhcp_vendor_class_identifier); |
7b8d23a9 | 706 | free(network->dhcp_mudurl); |
27cb34f5 | 707 | free(network->dhcp_hostname); |
d419ef02 | 708 | free(network->dhcp_label); |
6b000af4 | 709 | set_free(network->dhcp_deny_listed_ip); |
98ebef62 | 710 | set_free(network->dhcp_allow_listed_ip); |
54e0cfc4 | 711 | strv_free(network->dhcp_user_class); |
5bc945be | 712 | set_free(network->dhcp_request_options); |
54e0cfc4 YW |
713 | ordered_hashmap_free(network->dhcp_client_send_options); |
714 | ordered_hashmap_free(network->dhcp_client_send_vendor_options); | |
4b3590c3 | 715 | free(network->dhcp_netlabel); |
54e0cfc4 YW |
716 | |
717 | /* DHCPv6 client */ | |
3175a8c2 | 718 | free(network->dhcp6_mudurl); |
f37f2a6b | 719 | strv_free(network->dhcp6_user_class); |
ed0d1b2e | 720 | strv_free(network->dhcp6_vendor_class); |
54e0cfc4 YW |
721 | set_free(network->dhcp6_request_options); |
722 | ordered_hashmap_free(network->dhcp6_client_send_options); | |
723 | ordered_hashmap_free(network->dhcp6_client_send_vendor_options); | |
4b3590c3 | 724 | free(network->dhcp6_netlabel); |
c106cc36 | 725 | |
54e0cfc4 YW |
726 | /* DHCP PD */ |
727 | free(network->dhcp_pd_uplink_name); | |
728 | set_free(network->dhcp_pd_tokens); | |
4b3590c3 | 729 | free(network->dhcp_pd_netlabel); |
cdd7812b | 730 | |
54e0cfc4 | 731 | /* Router advertisement */ |
5e276772 | 732 | ordered_set_free(network->router_search_domains); |
cdd7812b | 733 | free(network->router_dns); |
54e0cfc4 YW |
734 | free(network->router_uplink_name); |
735 | ||
736 | /* NDisc */ | |
c995fa02 YW |
737 | set_free(network->ndisc_deny_listed_router); |
738 | set_free(network->ndisc_allow_listed_router); | |
739 | set_free(network->ndisc_deny_listed_prefix); | |
740 | set_free(network->ndisc_allow_listed_prefix); | |
741 | set_free(network->ndisc_deny_listed_route_prefix); | |
742 | set_free(network->ndisc_allow_listed_route_prefix); | |
54e0cfc4 | 743 | set_free(network->ndisc_tokens); |
4b3590c3 | 744 | free(network->ndisc_netlabel); |
3bef724f | 745 | |
54e0cfc4 YW |
746 | /* LLDP */ |
747 | free(network->lldp_mudurl); | |
748 | ||
749 | /* netdev */ | |
c0267a59 | 750 | free(network->batadv_name); |
cebe1257 YW |
751 | free(network->bridge_name); |
752 | free(network->bond_name); | |
753 | free(network->vrf_name); | |
754 | hashmap_free_free_key(network->stacked_netdev_names); | |
47e2dc31 | 755 | netdev_unref(network->bridge); |
47e2dc31 | 756 | netdev_unref(network->bond); |
6cb955c6 | 757 | netdev_unref(network->vrf); |
fa6f1e54 | 758 | hashmap_free_with_destructor(network->stacked_netdevs, netdev_unref); |
326cb406 | 759 | |
54e0cfc4 | 760 | /* static configs */ |
d349f502 | 761 | set_free_free(network->ipv6_proxy_ndp_addresses); |
9cd9fc8f | 762 | ordered_hashmap_free_with_destructor(network->addresses_by_section, address_free); |
2a54a044 | 763 | hashmap_free_with_destructor(network->routes_by_section, route_free); |
b82663dd | 764 | hashmap_free_with_destructor(network->nexthops_by_section, nexthop_free); |
9671ae9d | 765 | hashmap_free_with_destructor(network->bridge_fdb_entries_by_section, bridge_fdb_free); |
ff9e0783 | 766 | hashmap_free_with_destructor(network->bridge_mdb_entries_by_section, bridge_mdb_free); |
b0ba6938 | 767 | hashmap_free_with_destructor(network->neighbors_by_section, neighbor_free); |
d6a2a0f9 | 768 | hashmap_free_with_destructor(network->address_labels_by_section, address_label_free); |
ecb0e85e YW |
769 | hashmap_free_with_destructor(network->prefixes_by_section, prefix_free); |
770 | hashmap_free_with_destructor(network->route_prefixes_by_section, route_prefix_free); | |
ca183bf8 | 771 | hashmap_free_with_destructor(network->rules_by_section, routing_policy_rule_free); |
c517a49b | 772 | hashmap_free_with_destructor(network->dhcp_static_leases_by_section, dhcp_static_lease_free); |
518cd6b5 | 773 | ordered_hashmap_free_with_destructor(network->sr_iov_by_section, sr_iov_free); |
3a67b8bb YW |
774 | hashmap_free_with_destructor(network->qdiscs_by_section, qdisc_free); |
775 | hashmap_free_with_destructor(network->tclasses_by_section, tclass_free); | |
6ae115c1 | 776 | |
35ac3b76 | 777 | return mfree(network); |
f579559b TG |
778 | } |
779 | ||
35ac3b76 YW |
780 | DEFINE_TRIVIAL_REF_UNREF_FUNC(Network, network, network_free); |
781 | ||
dbffab87 TG |
782 | int network_get_by_name(Manager *manager, const char *name, Network **ret) { |
783 | Network *network; | |
784 | ||
785 | assert(manager); | |
786 | assert(name); | |
787 | assert(ret); | |
788 | ||
715d398e | 789 | network = ordered_hashmap_get(manager->networks, name); |
dbffab87 TG |
790 | if (!network) |
791 | return -ENOENT; | |
792 | ||
793 | *ret = network; | |
794 | ||
795 | return 0; | |
796 | } | |
797 | ||
adfeee49 | 798 | bool network_has_static_ipv6_configurations(Network *network) { |
439689c6 | 799 | Address *address; |
adfeee49 | 800 | Route *route; |
9671ae9d | 801 | BridgeFDB *fdb; |
ff9e0783 | 802 | BridgeMDB *mdb; |
adfeee49 | 803 | Neighbor *neighbor; |
439689c6 SS |
804 | |
805 | assert(network); | |
806 | ||
9cd9fc8f | 807 | ORDERED_HASHMAP_FOREACH(address, network->addresses_by_section) |
439689c6 SS |
808 | if (address->family == AF_INET6) |
809 | return true; | |
adfeee49 | 810 | |
2a54a044 | 811 | HASHMAP_FOREACH(route, network->routes_by_section) |
adfeee49 YW |
812 | if (route->family == AF_INET6) |
813 | return true; | |
814 | ||
9671ae9d | 815 | HASHMAP_FOREACH(fdb, network->bridge_fdb_entries_by_section) |
adfeee49 YW |
816 | if (fdb->family == AF_INET6) |
817 | return true; | |
818 | ||
ff9e0783 | 819 | HASHMAP_FOREACH(mdb, network->bridge_mdb_entries_by_section) |
3db468ea DM |
820 | if (mdb->family == AF_INET6) |
821 | return true; | |
822 | ||
b0ba6938 | 823 | HASHMAP_FOREACH(neighbor, network->neighbors_by_section) |
adfeee49 YW |
824 | if (neighbor->family == AF_INET6) |
825 | return true; | |
826 | ||
d6a2a0f9 | 827 | if (!hashmap_isempty(network->address_labels_by_section)) |
adfeee49 YW |
828 | return true; |
829 | ||
ecb0e85e | 830 | if (!hashmap_isempty(network->prefixes_by_section)) |
adfeee49 | 831 | return true; |
d30081c2 YW |
832 | |
833 | if (!hashmap_isempty(network->route_prefixes_by_section)) | |
834 | return true; | |
439689c6 SS |
835 | |
836 | return false; | |
837 | } | |
838 | ||
63481576 YW |
839 | int config_parse_stacked_netdev( |
840 | const char *unit, | |
02b59d57 TG |
841 | const char *filename, |
842 | unsigned line, | |
843 | const char *section, | |
844 | unsigned section_line, | |
845 | const char *lvalue, | |
846 | int ltype, | |
847 | const char *rvalue, | |
848 | void *data, | |
849 | void *userdata) { | |
63481576 | 850 | |
95dba435 YW |
851 | _cleanup_free_ char *name = NULL; |
852 | NetDevKind kind = ltype; | |
99534007 | 853 | Hashmap **h = ASSERT_PTR(data); |
02b59d57 TG |
854 | int r; |
855 | ||
856 | assert(filename); | |
857 | assert(lvalue); | |
858 | assert(rvalue); | |
95dba435 | 859 | assert(IN_SET(kind, |
b90d0f83 | 860 | NETDEV_KIND_IPOIB, |
bc945c2b YW |
861 | NETDEV_KIND_IPVLAN, |
862 | NETDEV_KIND_IPVTAP, | |
bc945c2b YW |
863 | NETDEV_KIND_MACSEC, |
864 | NETDEV_KIND_MACVLAN, | |
865 | NETDEV_KIND_MACVTAP, | |
866 | NETDEV_KIND_VLAN, | |
867 | NETDEV_KIND_VXLAN, | |
868 | NETDEV_KIND_XFRM, | |
869 | _NETDEV_KIND_TUNNEL)); | |
54abf461 | 870 | |
cebe1257 | 871 | if (!ifname_valid(rvalue)) { |
d96edb2c | 872 | log_syntax(unit, LOG_WARNING, filename, line, 0, |
3772cfde | 873 | "Invalid netdev name in %s=, ignoring assignment: %s", lvalue, rvalue); |
54abf461 TG |
874 | return 0; |
875 | } | |
876 | ||
cebe1257 YW |
877 | name = strdup(rvalue); |
878 | if (!name) | |
879 | return log_oom(); | |
3e570042 | 880 | |
6de530f2 SS |
881 | r = hashmap_ensure_put(h, &string_hash_ops, name, INT_TO_PTR(kind)); |
882 | if (r == -ENOMEM) | |
cebe1257 | 883 | return log_oom(); |
83ec4592 | 884 | if (r < 0) |
d96edb2c | 885 | log_syntax(unit, LOG_WARNING, filename, line, r, |
83ec4592 ZJS |
886 | "Cannot add NetDev '%s' to network, ignoring assignment: %m", name); |
887 | else if (r == 0) | |
888 | log_syntax(unit, LOG_DEBUG, filename, line, r, | |
889 | "NetDev '%s' specified twice, ignoring.", name); | |
890 | else | |
0c7bd7ec | 891 | TAKE_PTR(name); |
47e2dc31 | 892 | |
fe6b2d55 TG |
893 | return 0; |
894 | } | |
7951dea2 | 895 | |
3df9bec5 LP |
896 | int config_parse_domains( |
897 | const char *unit, | |
898 | const char *filename, | |
899 | unsigned line, | |
900 | const char *section, | |
901 | unsigned section_line, | |
902 | const char *lvalue, | |
903 | int ltype, | |
904 | const char *rvalue, | |
905 | void *data, | |
906 | void *userdata) { | |
907 | ||
99534007 | 908 | Network *n = ASSERT_PTR(userdata); |
6192b846 TG |
909 | int r; |
910 | ||
5aafd5b1 | 911 | assert(filename); |
3df9bec5 LP |
912 | assert(lvalue); |
913 | assert(rvalue); | |
6192b846 | 914 | |
3df9bec5 | 915 | if (isempty(rvalue)) { |
5e276772 YW |
916 | n->search_domains = ordered_set_free(n->search_domains); |
917 | n->route_domains = ordered_set_free(n->route_domains); | |
3df9bec5 LP |
918 | return 0; |
919 | } | |
67272d15 | 920 | |
d96edb2c | 921 | for (const char *p = rvalue;;) { |
3df9bec5 LP |
922 | _cleanup_free_ char *w = NULL, *normalized = NULL; |
923 | const char *domain; | |
924 | bool is_route; | |
925 | ||
926 | r = extract_first_word(&p, &w, NULL, 0); | |
d96edb2c YW |
927 | if (r == -ENOMEM) |
928 | return log_oom(); | |
3df9bec5 | 929 | if (r < 0) { |
d96edb2c | 930 | log_syntax(unit, LOG_WARNING, filename, line, r, |
ab24039f | 931 | "Failed to extract search or route domain, ignoring: %s", rvalue); |
d96edb2c | 932 | return 0; |
3df9bec5 LP |
933 | } |
934 | if (r == 0) | |
d96edb2c | 935 | return 0; |
3df9bec5 LP |
936 | |
937 | is_route = w[0] == '~'; | |
938 | domain = is_route ? w + 1 : w; | |
939 | ||
940 | if (dns_name_is_root(domain) || streq(domain, "*")) { | |
ab24039f ZJS |
941 | /* If the root domain appears as is, or the special token "*" is found, we'll |
942 | * consider this as routing domain, unconditionally. */ | |
3df9bec5 | 943 | is_route = true; |
ab24039f ZJS |
944 | domain = "."; /* make sure we don't allow empty strings, thus write the root |
945 | * domain as "." */ | |
3df9bec5 | 946 | } else { |
7470cc4c | 947 | r = dns_name_normalize(domain, 0, &normalized); |
3df9bec5 | 948 | if (r < 0) { |
d96edb2c | 949 | log_syntax(unit, LOG_WARNING, filename, line, r, |
ab24039f | 950 | "'%s' is not a valid domain name, ignoring.", domain); |
3df9bec5 LP |
951 | continue; |
952 | } | |
953 | ||
954 | domain = normalized; | |
955 | ||
956 | if (is_localhost(domain)) { | |
d96edb2c | 957 | log_syntax(unit, LOG_WARNING, filename, line, 0, |
ab24039f ZJS |
958 | "'localhost' domain may not be configured as search or route domain, ignoring assignment: %s", |
959 | domain); | |
37de2509 | 960 | continue; |
3df9bec5 | 961 | } |
37de2509 | 962 | } |
40274ed6 | 963 | |
5e2a51d5 | 964 | OrderedSet **set = is_route ? &n->route_domains : &n->search_domains; |
cf453507 YW |
965 | r = ordered_set_put_strdup(set, domain); |
966 | if (r == -EEXIST) | |
967 | continue; | |
09451975 LP |
968 | if (r < 0) |
969 | return log_oom(); | |
40274ed6 | 970 | } |
6192b846 TG |
971 | } |
972 | ||
8eb9058d LP |
973 | int config_parse_timezone( |
974 | const char *unit, | |
975 | const char *filename, | |
976 | unsigned line, | |
977 | const char *section, | |
978 | unsigned section_line, | |
979 | const char *lvalue, | |
980 | int ltype, | |
981 | const char *rvalue, | |
982 | void *data, | |
983 | void *userdata) { | |
984 | ||
99534007 | 985 | char **tz = ASSERT_PTR(data); |
8eb9058d LP |
986 | int r; |
987 | ||
988 | assert(filename); | |
989 | assert(lvalue); | |
990 | assert(rvalue); | |
991 | ||
b40b8b06 YW |
992 | if (isempty(rvalue)) { |
993 | *tz = mfree(*tz); | |
994 | return 0; | |
995 | } | |
8eb9058d | 996 | |
b40b8b06 YW |
997 | r = verify_timezone(rvalue, LOG_WARNING); |
998 | if (r < 0) { | |
999 | log_syntax(unit, LOG_WARNING, filename, line, r, | |
ab24039f | 1000 | "Timezone is not valid, ignoring assignment: %s", rvalue); |
8eb9058d LP |
1001 | return 0; |
1002 | } | |
1003 | ||
b40b8b06 | 1004 | return free_and_strdup_warn(tz, rvalue); |
8eb9058d | 1005 | } |
1a04db0f | 1006 | |
53253824 SS |
1007 | int config_parse_dns( |
1008 | const char *unit, | |
1009 | const char *filename, | |
1010 | unsigned line, | |
1011 | const char *section, | |
1012 | unsigned section_line, | |
1013 | const char *lvalue, | |
1014 | int ltype, | |
1015 | const char *rvalue, | |
1016 | void *data, | |
1017 | void *userdata) { | |
1018 | ||
99534007 | 1019 | Network *n = ASSERT_PTR(userdata); |
53253824 SS |
1020 | int r; |
1021 | ||
1022 | assert(filename); | |
1023 | assert(lvalue); | |
1024 | assert(rvalue); | |
1025 | ||
d96edb2c | 1026 | if (isempty(rvalue)) { |
e77bd3fd YW |
1027 | for (unsigned i = 0; i < n->n_dns; i++) |
1028 | in_addr_full_free(n->dns[i]); | |
d96edb2c YW |
1029 | n->dns = mfree(n->dns); |
1030 | n->n_dns = 0; | |
1031 | return 0; | |
1032 | } | |
1033 | ||
1034 | for (const char *p = rvalue;;) { | |
e77bd3fd | 1035 | _cleanup_(in_addr_full_freep) struct in_addr_full *dns = NULL; |
53253824 | 1036 | _cleanup_free_ char *w = NULL; |
e77bd3fd | 1037 | struct in_addr_full **m; |
53253824 | 1038 | |
d96edb2c | 1039 | r = extract_first_word(&p, &w, NULL, 0); |
53253824 SS |
1040 | if (r == -ENOMEM) |
1041 | return log_oom(); | |
1042 | if (r < 0) { | |
d96edb2c | 1043 | log_syntax(unit, LOG_WARNING, filename, line, r, |
ab24039f | 1044 | "Invalid syntax, ignoring: %s", rvalue); |
d96edb2c | 1045 | return 0; |
53253824 | 1046 | } |
5512a963 | 1047 | if (r == 0) |
d96edb2c | 1048 | return 0; |
53253824 | 1049 | |
e77bd3fd | 1050 | r = in_addr_full_new_from_string(w, &dns); |
53253824 | 1051 | if (r < 0) { |
d96edb2c | 1052 | log_syntax(unit, LOG_WARNING, filename, line, r, |
ab24039f | 1053 | "Failed to parse dns server address, ignoring: %s", w); |
53253824 SS |
1054 | continue; |
1055 | } | |
1056 | ||
e77bd3fd YW |
1057 | if (IN_SET(dns->port, 53, 853)) |
1058 | dns->port = 0; | |
1059 | ||
1060 | m = reallocarray(n->dns, n->n_dns + 1, sizeof(struct in_addr_full*)); | |
5512a963 | 1061 | if (!m) |
53253824 SS |
1062 | return log_oom(); |
1063 | ||
e77bd3fd | 1064 | m[n->n_dns++] = TAKE_PTR(dns); |
5512a963 | 1065 | n->dns = m; |
53253824 | 1066 | } |
53253824 SS |
1067 | } |
1068 | ||
8a516214 LP |
1069 | int config_parse_dnssec_negative_trust_anchors( |
1070 | const char *unit, | |
1071 | const char *filename, | |
1072 | unsigned line, | |
1073 | const char *section, | |
1074 | unsigned section_line, | |
1075 | const char *lvalue, | |
1076 | int ltype, | |
1077 | const char *rvalue, | |
1078 | void *data, | |
1079 | void *userdata) { | |
1080 | ||
99534007 | 1081 | Set **nta = ASSERT_PTR(data); |
8a516214 LP |
1082 | int r; |
1083 | ||
5aafd5b1 | 1084 | assert(filename); |
8a516214 LP |
1085 | assert(lvalue); |
1086 | assert(rvalue); | |
1087 | ||
1088 | if (isempty(rvalue)) { | |
5aafd5b1 | 1089 | *nta = set_free_free(*nta); |
8a516214 LP |
1090 | return 0; |
1091 | } | |
1092 | ||
d96edb2c | 1093 | for (const char *p = rvalue;;) { |
8a516214 LP |
1094 | _cleanup_free_ char *w = NULL; |
1095 | ||
1096 | r = extract_first_word(&p, &w, NULL, 0); | |
d96edb2c YW |
1097 | if (r == -ENOMEM) |
1098 | return log_oom(); | |
8a516214 | 1099 | if (r < 0) { |
d96edb2c | 1100 | log_syntax(unit, LOG_WARNING, filename, line, r, |
ab24039f | 1101 | "Failed to extract negative trust anchor domain, ignoring: %s", rvalue); |
d96edb2c | 1102 | return 0; |
8a516214 LP |
1103 | } |
1104 | if (r == 0) | |
d96edb2c | 1105 | return 0; |
8a516214 LP |
1106 | |
1107 | r = dns_name_is_valid(w); | |
1108 | if (r <= 0) { | |
d96edb2c | 1109 | log_syntax(unit, LOG_WARNING, filename, line, r, |
ab24039f | 1110 | "%s is not a valid domain name, ignoring.", w); |
8a516214 LP |
1111 | continue; |
1112 | } | |
1113 | ||
5aafd5b1 | 1114 | r = set_ensure_consume(nta, &dns_name_hash_ops, TAKE_PTR(w)); |
8a516214 LP |
1115 | if (r < 0) |
1116 | return log_oom(); | |
8a516214 | 1117 | } |
8a516214 | 1118 | } |
b2a81c0b | 1119 | |
26575990 LP |
1120 | int config_parse_ntp( |
1121 | const char *unit, | |
1122 | const char *filename, | |
1123 | unsigned line, | |
1124 | const char *section, | |
1125 | unsigned section_line, | |
1126 | const char *lvalue, | |
1127 | int ltype, | |
1128 | const char *rvalue, | |
1129 | void *data, | |
1130 | void *userdata) { | |
1131 | ||
99534007 | 1132 | char ***l = ASSERT_PTR(data); |
26575990 LP |
1133 | int r; |
1134 | ||
5aafd5b1 | 1135 | assert(filename); |
26575990 LP |
1136 | assert(lvalue); |
1137 | assert(rvalue); | |
1138 | ||
1139 | if (isempty(rvalue)) { | |
1140 | *l = strv_free(*l); | |
1141 | return 0; | |
1142 | } | |
1143 | ||
d96edb2c | 1144 | for (const char *p = rvalue;;) { |
26575990 LP |
1145 | _cleanup_free_ char *w = NULL; |
1146 | ||
d96edb2c | 1147 | r = extract_first_word(&p, &w, NULL, 0); |
26575990 LP |
1148 | if (r == -ENOMEM) |
1149 | return log_oom(); | |
1150 | if (r < 0) { | |
d96edb2c | 1151 | log_syntax(unit, LOG_WARNING, filename, line, r, |
ab24039f | 1152 | "Failed to extract NTP server name, ignoring: %s", rvalue); |
d96edb2c | 1153 | return 0; |
26575990 LP |
1154 | } |
1155 | if (r == 0) | |
d96edb2c | 1156 | return 0; |
26575990 LP |
1157 | |
1158 | r = dns_name_is_valid_or_address(w); | |
1159 | if (r <= 0) { | |
d96edb2c | 1160 | log_syntax(unit, LOG_WARNING, filename, line, r, |
ab24039f | 1161 | "%s is not a valid domain name or IP address, ignoring.", w); |
26575990 | 1162 | continue; |
af1c0de0 SS |
1163 | } |
1164 | ||
c448459d ZJS |
1165 | if (strv_length(*l) > MAX_NTP_SERVERS) { |
1166 | log_syntax(unit, LOG_WARNING, filename, line, 0, | |
1167 | "More than %u NTP servers specified, ignoring \"%s\" and any subsequent entries.", | |
1168 | MAX_NTP_SERVERS, w); | |
d96edb2c | 1169 | return 0; |
c448459d ZJS |
1170 | } |
1171 | ||
1172 | r = strv_consume(l, TAKE_PTR(w)); | |
af1c0de0 SS |
1173 | if (r < 0) |
1174 | return log_oom(); | |
af1c0de0 | 1175 | } |
af1c0de0 SS |
1176 | } |
1177 | ||
4ac77d63 YW |
1178 | int config_parse_required_for_online( |
1179 | const char *unit, | |
1180 | const char *filename, | |
1181 | unsigned line, | |
1182 | const char *section, | |
1183 | unsigned section_line, | |
1184 | const char *lvalue, | |
1185 | int ltype, | |
1186 | const char *rvalue, | |
1187 | void *data, | |
1188 | void *userdata) { | |
1189 | ||
99534007 | 1190 | Network *network = ASSERT_PTR(userdata); |
75cd4a5d | 1191 | LinkOperationalStateRange range; |
4ac77d63 YW |
1192 | bool required = true; |
1193 | int r; | |
1194 | ||
5aafd5b1 YW |
1195 | assert(filename); |
1196 | assert(lvalue); | |
1197 | assert(rvalue); | |
5aafd5b1 | 1198 | |
4ac77d63 | 1199 | if (isempty(rvalue)) { |
7c644a69 | 1200 | network->required_for_online = -1; |
75cd4a5d | 1201 | network->required_operstate_for_online = LINK_OPERSTATE_RANGE_DEFAULT; |
4ac77d63 YW |
1202 | return 0; |
1203 | } | |
1204 | ||
75cd4a5d DDM |
1205 | r = parse_operational_state_range(rvalue, &range); |
1206 | if (r < 0) { | |
4ac77d63 YW |
1207 | r = parse_boolean(rvalue); |
1208 | if (r < 0) { | |
d96edb2c | 1209 | log_syntax(unit, LOG_WARNING, filename, line, r, |
4ac77d63 YW |
1210 | "Failed to parse %s= setting, ignoring assignment: %s", |
1211 | lvalue, rvalue); | |
1212 | return 0; | |
1213 | } | |
1214 | ||
1215 | required = r; | |
75cd4a5d | 1216 | range = LINK_OPERSTATE_RANGE_DEFAULT; |
4ac77d63 YW |
1217 | } |
1218 | ||
1219 | network->required_for_online = required; | |
75cd4a5d | 1220 | network->required_operstate_for_online = range; |
4ac77d63 YW |
1221 | |
1222 | return 0; | |
1223 | } | |
7da377ef | 1224 | |
f0c09831 YW |
1225 | int config_parse_link_group( |
1226 | const char *unit, | |
1227 | const char *filename, | |
1228 | unsigned line, | |
1229 | const char *section, | |
1230 | unsigned section_line, | |
1231 | const char *lvalue, | |
1232 | int ltype, | |
1233 | const char *rvalue, | |
1234 | void *data, | |
1235 | void *userdata) { | |
1236 | ||
99534007 | 1237 | Network *network = ASSERT_PTR(userdata); |
f0c09831 | 1238 | int r; |
10af8bb2 | 1239 | int32_t group; |
f0c09831 YW |
1240 | |
1241 | assert(filename); | |
1242 | assert(lvalue); | |
1243 | assert(rvalue); | |
f0c09831 YW |
1244 | |
1245 | if (isempty(rvalue)) { | |
10af8bb2 | 1246 | network->group = -1; |
f0c09831 YW |
1247 | return 0; |
1248 | } | |
1249 | ||
10af8bb2 | 1250 | r = safe_atoi32(rvalue, &group); |
f0c09831 YW |
1251 | if (r < 0) { |
1252 | log_syntax(unit, LOG_WARNING, filename, line, r, | |
1253 | "Failed to parse Group=, ignoring assignment: %s", rvalue); | |
1254 | return 0; | |
1255 | } | |
1256 | ||
10af8bb2 SB |
1257 | if (group < 0) { |
1258 | log_syntax(unit, LOG_WARNING, filename, line, r, | |
1259 | "Value of Group= must be in the range 0…2147483647, ignoring assignment: %s", rvalue); | |
1260 | return 0; | |
1261 | } | |
1262 | ||
1263 | network->group = group; | |
f0c09831 YW |
1264 | return 0; |
1265 | } | |
1266 | ||
6706ce2f YW |
1267 | int config_parse_ignore_carrier_loss( |
1268 | const char *unit, | |
1269 | const char *filename, | |
1270 | unsigned line, | |
1271 | const char *section, | |
1272 | unsigned section_line, | |
1273 | const char *lvalue, | |
1274 | int ltype, | |
1275 | const char *rvalue, | |
1276 | void *data, | |
1277 | void *userdata) { | |
1278 | ||
99534007 | 1279 | Network *network = ASSERT_PTR(userdata); |
6706ce2f YW |
1280 | usec_t usec; |
1281 | int r; | |
1282 | ||
1283 | assert(filename); | |
1284 | assert(lvalue); | |
1285 | assert(rvalue); | |
6706ce2f YW |
1286 | |
1287 | if (isempty(rvalue)) { | |
1288 | network->ignore_carrier_loss_set = false; | |
1289 | return 0; | |
1290 | } | |
1291 | ||
1292 | r = parse_boolean(rvalue); | |
1293 | if (r >= 0) { | |
1294 | network->ignore_carrier_loss_set = true; | |
1295 | network->ignore_carrier_loss_usec = r > 0 ? USEC_INFINITY : 0; | |
1296 | return 0; | |
1297 | } | |
1298 | ||
1299 | r = parse_sec(rvalue, &usec); | |
1300 | if (r < 0) { | |
1301 | log_syntax(unit, LOG_WARNING, filename, line, r, | |
1302 | "Failed to parse %s=, ignoring assignment: %s", lvalue, rvalue); | |
1303 | return 0; | |
1304 | } | |
1305 | ||
1306 | network->ignore_carrier_loss_set = true; | |
1307 | network->ignore_carrier_loss_usec = usec; | |
1308 | return 0; | |
1309 | } | |
1310 | ||
8430841b L |
1311 | DEFINE_CONFIG_PARSE_ENUM(config_parse_required_family_for_online, link_required_address_family, AddressFamily, |
1312 | "Failed to parse RequiredFamilyForOnline= setting"); | |
1313 | ||
7da377ef SS |
1314 | DEFINE_CONFIG_PARSE_ENUM(config_parse_keep_configuration, keep_configuration, KeepConfiguration, |
1315 | "Failed to parse KeepConfiguration= setting"); | |
1316 | ||
1317 | static const char* const keep_configuration_table[_KEEP_CONFIGURATION_MAX] = { | |
95355a28 YW |
1318 | [KEEP_CONFIGURATION_NO] = "no", |
1319 | [KEEP_CONFIGURATION_DHCP_ON_STOP] = "dhcp-on-stop", | |
1320 | [KEEP_CONFIGURATION_DHCP] = "dhcp", | |
1321 | [KEEP_CONFIGURATION_STATIC] = "static", | |
1322 | [KEEP_CONFIGURATION_YES] = "yes", | |
7da377ef SS |
1323 | }; |
1324 | ||
1325 | DEFINE_STRING_TABLE_LOOKUP_WITH_BOOLEAN(keep_configuration, KeepConfiguration, KEEP_CONFIGURATION_YES); | |
6f6296b9 | 1326 | |
61135582 DS |
1327 | static const char* const activation_policy_table[_ACTIVATION_POLICY_MAX] = { |
1328 | [ACTIVATION_POLICY_UP] = "up", | |
1329 | [ACTIVATION_POLICY_ALWAYS_UP] = "always-up", | |
1330 | [ACTIVATION_POLICY_MANUAL] = "manual", | |
1331 | [ACTIVATION_POLICY_ALWAYS_DOWN] = "always-down", | |
1332 | [ACTIVATION_POLICY_DOWN] = "down", | |
1333 | [ACTIVATION_POLICY_BOUND] = "bound", | |
1334 | }; | |
1335 | ||
1336 | DEFINE_STRING_TABLE_LOOKUP(activation_policy, ActivationPolicy); | |
1337 | DEFINE_CONFIG_PARSE_ENUM(config_parse_activation_policy, activation_policy, ActivationPolicy, "Failed to parse activation policy"); |