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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" |
f579559b | 45 | |
c448459d | 46 | /* Let's assume that anything above this number is a user misconfiguration. */ |
63b98386 | 47 | #define MAX_NTP_SERVERS 128U |
c448459d | 48 | |
8f9bdeab | 49 | static int network_resolve_netdev_one(Network *network, const char *name, NetDevKind kind, NetDev **ret) { |
cebe1257 YW |
50 | const char *kind_string; |
51 | NetDev *netdev; | |
52 | int r; | |
53 | ||
96db6412 YW |
54 | /* For test-networkd-conf, the check must be earlier than the assertions. */ |
55 | if (!name) | |
56 | return 0; | |
57 | ||
cebe1257 YW |
58 | assert(network); |
59 | assert(network->manager); | |
60 | assert(network->filename); | |
8f9bdeab | 61 | assert(ret); |
cebe1257 | 62 | |
cebe1257 YW |
63 | if (kind == _NETDEV_KIND_TUNNEL) |
64 | kind_string = "tunnel"; | |
65 | else { | |
66 | kind_string = netdev_kind_to_string(kind); | |
67 | if (!kind_string) | |
8f9bdeab YW |
68 | return log_warning_errno(SYNTHETIC_ERRNO(EINVAL), |
69 | "%s: Invalid NetDev kind of %s, ignoring assignment.", | |
70 | network->filename, name); | |
cebe1257 YW |
71 | } |
72 | ||
73 | r = netdev_get(network->manager, name, &netdev); | |
74 | if (r < 0) | |
8f9bdeab YW |
75 | return log_warning_errno(r, "%s: %s NetDev could not be found, ignoring assignment.", |
76 | network->filename, name); | |
cebe1257 YW |
77 | |
78 | if (netdev->kind != kind && !(kind == _NETDEV_KIND_TUNNEL && | |
79 | IN_SET(netdev->kind, | |
bc945c2b | 80 | NETDEV_KIND_ERSPAN, |
cebe1257 YW |
81 | NETDEV_KIND_GRE, |
82 | NETDEV_KIND_GRETAP, | |
83 | NETDEV_KIND_IP6GRE, | |
84 | NETDEV_KIND_IP6GRETAP, | |
9282f75b | 85 | NETDEV_KIND_IP6TNL, |
bc945c2b YW |
86 | NETDEV_KIND_IPIP, |
87 | NETDEV_KIND_SIT, | |
88 | NETDEV_KIND_VTI, | |
89 | NETDEV_KIND_VTI6))) | |
8f9bdeab YW |
90 | return log_warning_errno(SYNTHETIC_ERRNO(EINVAL), |
91 | "%s: NetDev %s is not a %s, ignoring assignment", | |
92 | network->filename, name, kind_string); | |
cebe1257 | 93 | |
8f9bdeab | 94 | *ret = netdev_ref(netdev); |
cebe1257 YW |
95 | return 1; |
96 | } | |
97 | ||
98 | static int network_resolve_stacked_netdevs(Network *network) { | |
99 | void *name, *kind; | |
cebe1257 YW |
100 | int r; |
101 | ||
102 | assert(network); | |
103 | ||
90e74a66 | 104 | HASHMAP_FOREACH_KEY(kind, name, network->stacked_netdev_names) { |
cebe1257 YW |
105 | _cleanup_(netdev_unrefp) NetDev *netdev = NULL; |
106 | ||
8f9bdeab | 107 | if (network_resolve_netdev_one(network, name, PTR_TO_INT(kind), &netdev) <= 0) |
cebe1257 YW |
108 | continue; |
109 | ||
dcd46cc4 SS |
110 | r = hashmap_ensure_put(&network->stacked_netdevs, &string_hash_ops, netdev->ifname, netdev); |
111 | if (r == -ENOMEM) | |
cebe1257 | 112 | return log_oom(); |
cebe1257 | 113 | if (r < 0) |
8f9bdeab YW |
114 | log_warning_errno(r, "%s: Failed to add NetDev '%s' to network, ignoring: %m", |
115 | network->filename, (const char *) name); | |
cebe1257 YW |
116 | |
117 | netdev = NULL; | |
118 | } | |
119 | ||
120 | return 0; | |
121 | } | |
122 | ||
96db6412 | 123 | int network_verify(Network *network) { |
50783f91 YW |
124 | int r; |
125 | ||
0321cea7 | 126 | assert(network); |
ea853de5 | 127 | assert(network->manager); |
0321cea7 YW |
128 | assert(network->filename); |
129 | ||
5722fb89 | 130 | if (net_match_is_empty(&network->match) && !network->conditions) |
dade7349 ZJS |
131 | return log_warning_errno(SYNTHETIC_ERRNO(EINVAL), |
132 | "%s: No valid settings found in the [Match] section, ignoring file. " | |
133 | "To match all interfaces, add Name=* in the [Match] section.", | |
134 | network->filename); | |
84ea567e | 135 | |
cebe1257 | 136 | /* skip out early if configuration does not match the environment */ |
a0b191b7 | 137 | if (!condition_test_list(network->conditions, environ, NULL, NULL, NULL)) |
cebe1257 | 138 | return log_debug_errno(SYNTHETIC_ERRNO(EINVAL), |
3772cfde ZJS |
139 | "%s: Conditions in the file do not match the system environment, skipping.", |
140 | network->filename); | |
cebe1257 | 141 | |
57aef9d7 YW |
142 | if (network->keep_master) { |
143 | if (network->batadv_name) | |
144 | log_warning("%s: BatmanAdvanced= set with KeepMaster= enabled, ignoring BatmanAdvanced=.", | |
145 | network->filename); | |
146 | if (network->bond_name) | |
147 | log_warning("%s: Bond= set with KeepMaster= enabled, ignoring Bond=.", | |
148 | network->filename); | |
149 | if (network->bridge_name) | |
150 | log_warning("%s: Bridge= set with KeepMaster= enabled, ignoring Bridge=.", | |
151 | network->filename); | |
152 | if (network->vrf_name) | |
153 | log_warning("%s: VRF= set with KeepMaster= enabled, ignoring VRF=.", | |
154 | network->filename); | |
155 | ||
156 | network->batadv_name = mfree(network->batadv_name); | |
157 | network->bond_name = mfree(network->bond_name); | |
158 | network->bridge_name = mfree(network->bridge_name); | |
159 | network->vrf_name = mfree(network->vrf_name); | |
160 | } | |
161 | ||
c0267a59 | 162 | (void) network_resolve_netdev_one(network, network->batadv_name, NETDEV_KIND_BATADV, &network->batadv); |
cebe1257 YW |
163 | (void) network_resolve_netdev_one(network, network->bond_name, NETDEV_KIND_BOND, &network->bond); |
164 | (void) network_resolve_netdev_one(network, network->bridge_name, NETDEV_KIND_BRIDGE, &network->bridge); | |
165 | (void) network_resolve_netdev_one(network, network->vrf_name, NETDEV_KIND_VRF, &network->vrf); | |
8f9bdeab YW |
166 | r = network_resolve_stacked_netdevs(network); |
167 | if (r < 0) | |
168 | return r; | |
cebe1257 YW |
169 | |
170 | /* Free unnecessary entries. */ | |
c0267a59 | 171 | network->batadv_name = mfree(network->batadv_name); |
cebe1257 YW |
172 | network->bond_name = mfree(network->bond_name); |
173 | network->bridge_name = mfree(network->bridge_name); | |
174 | network->vrf_name = mfree(network->vrf_name); | |
175 | network->stacked_netdev_names = hashmap_free_free_key(network->stacked_netdev_names); | |
176 | ||
0321cea7 YW |
177 | if (network->bond) { |
178 | /* Bonding slave does not support addressing. */ | |
0321cea7 | 179 | if (network->link_local >= 0 && network->link_local != ADDRESS_FAMILY_NO) { |
ab24039f ZJS |
180 | log_warning("%s: Cannot enable LinkLocalAddressing= when Bond= is specified, disabling LinkLocalAddressing=.", |
181 | network->filename); | |
0321cea7 YW |
182 | network->link_local = ADDRESS_FAMILY_NO; |
183 | } | |
0321cea7 | 184 | if (network->dhcp_server) { |
ab24039f ZJS |
185 | log_warning("%s: Cannot enable DHCPServer= when Bond= is specified, disabling DHCPServer=.", |
186 | network->filename); | |
0321cea7 YW |
187 | network->dhcp_server = false; |
188 | } | |
9cd9fc8f | 189 | if (!ordered_hashmap_isempty(network->addresses_by_section)) |
ab24039f ZJS |
190 | log_warning("%s: Cannot set addresses when Bond= is specified, ignoring addresses.", |
191 | network->filename); | |
2a54a044 | 192 | if (!hashmap_isempty(network->routes_by_section)) |
ab24039f ZJS |
193 | log_warning("%s: Cannot set routes when Bond= is specified, ignoring routes.", |
194 | network->filename); | |
9cd9fc8f YW |
195 | |
196 | network->addresses_by_section = ordered_hashmap_free_with_destructor(network->addresses_by_section, address_free); | |
2a54a044 | 197 | network->routes_by_section = hashmap_free_with_destructor(network->routes_by_section, route_free); |
0321cea7 YW |
198 | } |
199 | ||
c918b70a TY |
200 | if (network->link_local < 0) { |
201 | network->link_local = ADDRESS_FAMILY_IPV6; | |
202 | ||
57aef9d7 | 203 | if (network->keep_master || network->bridge) |
c918b70a TY |
204 | network->link_local = ADDRESS_FAMILY_NO; |
205 | else { | |
206 | NetDev *netdev; | |
207 | ||
208 | HASHMAP_FOREACH(netdev, network->stacked_netdevs) { | |
209 | MacVlan *m; | |
210 | ||
211 | if (netdev->kind == NETDEV_KIND_MACVLAN) | |
212 | m = MACVLAN(netdev); | |
213 | else if (netdev->kind == NETDEV_KIND_MACVTAP) | |
214 | m = MACVTAP(netdev); | |
215 | else | |
216 | continue; | |
217 | ||
c73f413d FS |
218 | assert(m); |
219 | ||
c918b70a TY |
220 | if (m->mode == NETDEV_MACVLAN_MODE_PASSTHRU) |
221 | network->link_local = ADDRESS_FAMILY_NO; | |
222 | ||
223 | /* There won't be a passthru MACVLAN/MACVTAP if there's already one in another mode */ | |
224 | break; | |
225 | } | |
226 | } | |
227 | } | |
228 | ||
75d5abd2 YW |
229 | if (network->ipv6ll_address_gen_mode == IPV6_LINK_LOCAL_ADDRESSS_GEN_MODE_NONE) |
230 | SET_FLAG(network->link_local, ADDRESS_FAMILY_IPV6, false); | |
8f191801 | 231 | |
9e1432d5 YW |
232 | if (in6_addr_is_set(&network->ipv6ll_stable_secret) && |
233 | network->ipv6ll_address_gen_mode < 0) | |
234 | network->ipv6ll_address_gen_mode = IPV6_LINK_LOCAL_ADDRESSS_GEN_MODE_STABLE_PRIVACY; | |
235 | ||
48ed2766 FW |
236 | /* IPMasquerade implies IPForward */ |
237 | network->ip_forward |= network->ip_masquerade; | |
0321cea7 | 238 | |
14d9ab9d | 239 | network_adjust_ipv6_proxy_ndp(network); |
3773eb54 | 240 | network_adjust_ipv6_accept_ra(network); |
22d37e5d | 241 | network_adjust_dhcp(network); |
69e0f833 | 242 | network_adjust_radv(network); |
5546870e | 243 | network_adjust_bridge_vlan(network); |
3773eb54 | 244 | |
933c70a0 | 245 | if (network->mtu > 0 && network->dhcp_use_mtu) { |
0321cea7 YW |
246 | log_warning("%s: MTUBytes= in [Link] section and UseMTU= in [DHCP] section are set. " |
247 | "Disabling UseMTU=.", network->filename); | |
248 | network->dhcp_use_mtu = false; | |
249 | } | |
250 | ||
7da377ef | 251 | if (network->dhcp_critical >= 0) { |
ea853de5 YW |
252 | if (network->keep_configuration >= 0) { |
253 | if (network->manager->keep_configuration < 0) | |
254 | log_warning("%s: Both KeepConfiguration= and deprecated CriticalConnection= are set. " | |
255 | "Ignoring CriticalConnection=.", network->filename); | |
256 | } else if (network->dhcp_critical) | |
7da377ef SS |
257 | /* CriticalConnection=yes also preserve foreign static configurations. */ |
258 | network->keep_configuration = KEEP_CONFIGURATION_YES; | |
259 | else | |
80060352 | 260 | network->keep_configuration = KEEP_CONFIGURATION_NO; |
7da377ef SS |
261 | } |
262 | ||
61135582 DS |
263 | if (!strv_isempty(network->bind_carrier)) { |
264 | if (!IN_SET(network->activation_policy, _ACTIVATION_POLICY_INVALID, ACTIVATION_POLICY_BOUND)) | |
265 | log_warning("%s: ActivationPolicy=bound is required with BindCarrier=. " | |
266 | "Setting ActivationPolicy=bound.", network->filename); | |
267 | network->activation_policy = ACTIVATION_POLICY_BOUND; | |
268 | } else if (network->activation_policy == ACTIVATION_POLICY_BOUND) { | |
269 | log_warning("%s: ActivationPolicy=bound requires BindCarrier=. " | |
270 | "Ignoring ActivationPolicy=bound.", network->filename); | |
271 | network->activation_policy = ACTIVATION_POLICY_UP; | |
272 | } | |
273 | ||
274 | if (network->activation_policy == _ACTIVATION_POLICY_INVALID) | |
275 | network->activation_policy = ACTIVATION_POLICY_UP; | |
276 | ||
277 | if (network->activation_policy == ACTIVATION_POLICY_ALWAYS_UP) { | |
6706ce2f YW |
278 | if (network->ignore_carrier_loss_set && network->ignore_carrier_loss_usec < USEC_INFINITY) |
279 | log_warning("%s: IgnoreCarrierLoss=no or finite timespan conflicts with ActivationPolicy=always-up. " | |
280 | "Setting IgnoreCarrierLoss=yes.", network->filename); | |
281 | network->ignore_carrier_loss_set = true; | |
282 | network->ignore_carrier_loss_usec = USEC_INFINITY; | |
61135582 DS |
283 | } |
284 | ||
6706ce2f YW |
285 | if (!network->ignore_carrier_loss_set) { |
286 | network->ignore_carrier_loss_set = true; | |
287 | network->ignore_carrier_loss_usec = network->configure_without_carrier ? USEC_INFINITY : 0; | |
288 | } | |
61135582 | 289 | |
7c644a69 DS |
290 | if (IN_SET(network->activation_policy, ACTIVATION_POLICY_DOWN, ACTIVATION_POLICY_ALWAYS_DOWN, ACTIVATION_POLICY_MANUAL)) { |
291 | if (network->required_for_online < 0 || | |
292 | (network->required_for_online == true && network->activation_policy == ACTIVATION_POLICY_ALWAYS_DOWN)) { | |
293 | log_debug("%s: Setting RequiredForOnline=no because ActivationPolicy=%s.", network->filename, | |
294 | activation_policy_to_string(network->activation_policy)); | |
295 | network->required_for_online = false; | |
296 | } else if (network->required_for_online == true) | |
297 | log_warning("%s: RequiredForOnline=yes and ActivationPolicy=%s, " | |
298 | "this may cause a delay at boot.", network->filename, | |
299 | activation_policy_to_string(network->activation_policy)); | |
300 | } | |
301 | ||
302 | if (network->required_for_online < 0) | |
303 | network->required_for_online = true; | |
304 | ||
7da377ef | 305 | if (network->keep_configuration < 0) |
80060352 | 306 | network->keep_configuration = KEEP_CONFIGURATION_NO; |
7da377ef | 307 | |
87851e0f YW |
308 | if (network->ipv6_proxy_ndp == 0 && !set_isempty(network->ipv6_proxy_ndp_addresses)) { |
309 | log_warning("%s: IPv6ProxyNDP= is disabled. Ignoring IPv6ProxyNDPAddress=.", network->filename); | |
310 | network->ipv6_proxy_ndp_addresses = set_free_free(network->ipv6_proxy_ndp_addresses); | |
311 | } | |
312 | ||
50783f91 YW |
313 | r = network_drop_invalid_addresses(network); |
314 | if (r < 0) | |
61ec7bea | 315 | return r; /* network_drop_invalid_addresses() logs internally. */ |
13ffa39f YW |
316 | network_drop_invalid_routes(network); |
317 | network_drop_invalid_nexthops(network); | |
9671ae9d | 318 | network_drop_invalid_bridge_fdb_entries(network); |
ff9e0783 | 319 | network_drop_invalid_bridge_mdb_entries(network); |
13ffa39f YW |
320 | network_drop_invalid_neighbors(network); |
321 | network_drop_invalid_address_labels(network); | |
322 | network_drop_invalid_prefixes(network); | |
323 | network_drop_invalid_route_prefixes(network); | |
324 | network_drop_invalid_routing_policy_rules(network); | |
3a67b8bb YW |
325 | network_drop_invalid_qdisc(network); |
326 | network_drop_invalid_tclass(network); | |
41ce9d76 | 327 | r = sr_iov_drop_invalid_sections(UINT32_MAX, network->sr_iov_by_section); |
e217e22a | 328 | if (r < 0) |
61ec7bea | 329 | return r; /* sr_iov_drop_invalid_sections() logs internally. */ |
c517a49b | 330 | network_drop_invalid_static_leases(network); |
518cd6b5 | 331 | |
0017ba31 YW |
332 | network_adjust_dhcp_server(network); |
333 | ||
0321cea7 YW |
334 | return 0; |
335 | } | |
336 | ||
7f06b3e1 | 337 | int network_load_one(Manager *manager, OrderedHashmap **networks, const char *filename) { |
838b2f7a | 338 | _cleanup_free_ char *fname = NULL, *name = NULL; |
35ac3b76 | 339 | _cleanup_(network_unrefp) Network *network = NULL; |
047a0dac | 340 | const char *dropin_dirname; |
838b2f7a | 341 | char *d; |
f579559b TG |
342 | int r; |
343 | ||
bf1bc670 TA |
344 | assert(manager); |
345 | assert(filename); | |
346 | ||
4e54a17d | 347 | r = null_or_empty_path(filename); |
4e54a17d | 348 | if (r < 0) |
61ec7bea | 349 | return log_warning_errno(r, "Failed to check if \"%s\" is empty: %m", filename); |
4e54a17d | 350 | if (r > 0) { |
ed88bcfb | 351 | log_debug("Skipping empty file: %s", filename); |
6916ec29 TG |
352 | return 0; |
353 | } | |
354 | ||
838b2f7a YW |
355 | fname = strdup(filename); |
356 | if (!fname) | |
357 | return log_oom(); | |
358 | ||
359 | name = strdup(basename(filename)); | |
360 | if (!name) | |
361 | return log_oom(); | |
362 | ||
363 | d = strrchr(name, '.'); | |
364 | if (!d) | |
61ec7bea | 365 | return log_warning_errno(SYNTHETIC_ERRNO(EINVAL), "Invalid file name: %s", filename); |
838b2f7a YW |
366 | |
367 | *d = '\0'; | |
368 | ||
369 | dropin_dirname = strjoina(name, ".network.d"); | |
370 | ||
17f9c355 | 371 | network = new(Network, 1); |
f579559b TG |
372 | if (!network) |
373 | return log_oom(); | |
374 | ||
17f9c355 | 375 | *network = (Network) { |
838b2f7a YW |
376 | .filename = TAKE_PTR(fname), |
377 | .name = TAKE_PTR(name), | |
17f9c355 | 378 | |
715d398e | 379 | .manager = manager, |
35ac3b76 YW |
380 | .n_ref = 1, |
381 | ||
7c644a69 | 382 | .required_for_online = -1, |
75cd4a5d | 383 | .required_operstate_for_online = LINK_OPERSTATE_RANGE_DEFAULT, |
61135582 | 384 | .activation_policy = _ACTIVATION_POLICY_INVALID, |
cee68339 | 385 | .group = -1, |
db5756f3 YW |
386 | .arp = -1, |
387 | .multicast = -1, | |
388 | .allmulticast = -1, | |
937e305e | 389 | .promiscuous = -1, |
db5756f3 | 390 | |
ea853de5 | 391 | .keep_configuration = manager->keep_configuration, |
db5756f3 | 392 | |
4e26a5ba | 393 | .dhcp_duid.type = _DUID_TYPE_INVALID, |
7da377ef | 394 | .dhcp_critical = -1, |
17f9c355 | 395 | .dhcp_use_ntp = true, |
d7b04506 | 396 | .dhcp_routes_to_ntp = true, |
299d578f | 397 | .dhcp_use_sip = true, |
17f9c355 | 398 | .dhcp_use_dns = true, |
70570306 | 399 | .dhcp_routes_to_dns = true, |
17f9c355 YW |
400 | .dhcp_use_hostname = true, |
401 | .dhcp_use_routes = true, | |
589397a2 | 402 | .dhcp_use_gateway = -1, |
17f9c355 | 403 | .dhcp_send_hostname = true, |
5f3b5f19 | 404 | .dhcp_send_release = true, |
17f9c355 | 405 | .dhcp_route_metric = DHCP_ROUTE_METRIC, |
f90635f1 | 406 | .dhcp_client_identifier = _DHCP_CLIENT_ID_INVALID, |
17f9c355 | 407 | .dhcp_route_table = RT_TABLE_MAIN, |
db5756f3 | 408 | .dhcp_ip_service_type = -1, |
e70eca9b | 409 | .dhcp_broadcast = -1, |
17f9c355 | 410 | |
1536b7b2 | 411 | .dhcp6_use_address = true, |
0f5ef9b6 | 412 | .dhcp6_use_pd_prefix = true, |
1536b7b2 | 413 | .dhcp6_use_dns = true, |
38ba3da0 | 414 | .dhcp6_use_hostname = true, |
1536b7b2 | 415 | .dhcp6_use_ntp = true, |
50ee1fec | 416 | .dhcp6_use_rapid_commit = true, |
4e26a5ba | 417 | .dhcp6_duid.type = _DUID_TYPE_INVALID, |
0e45721e | 418 | .dhcp6_client_start_mode = _DHCP6_CLIENT_START_MODE_INVALID, |
b895aa5f | 419 | .dhcp6_send_release = true, |
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, |
6f812d28 YW |
484 | .ipv6_accept_ra_route_metric_high = IPV6RA_ROUTE_METRIC_HIGH, |
485 | .ipv6_accept_ra_route_metric_medium = IPV6RA_ROUTE_METRIC_MEDIUM, | |
486 | .ipv6_accept_ra_route_metric_low = IPV6RA_ROUTE_METRIC_LOW, | |
cabe5711 | 487 | .ipv6_accept_ra_start_dhcp6_client = IPV6_ACCEPT_RA_START_DHCP6_CLIENT_YES, |
c423be28 | 488 | |
52aa38f1 | 489 | .can_termination = -1, |
72e65e6f YW |
490 | |
491 | .ipoib_mode = _IP_OVER_INFINIBAND_MODE_INVALID, | |
492 | .ipoib_umcast = -1, | |
17f9c355 | 493 | }; |
f579559b | 494 | |
4f9ff96a | 495 | r = config_parse_many( |
8b8024f1 | 496 | STRV_MAKE_CONST(filename), NETWORK_DIRS, dropin_dirname, |
4f9ff96a LP |
497 | "Match\0" |
498 | "Link\0" | |
518cd6b5 | 499 | "SR-IOV\0" |
4f9ff96a LP |
500 | "Network\0" |
501 | "Address\0" | |
502 | "Neighbor\0" | |
503 | "IPv6AddressLabel\0" | |
504 | "RoutingPolicyRule\0" | |
505 | "Route\0" | |
506 | "NextHop\0" | |
507 | "DHCP\0" /* compat */ | |
508 | "DHCPv4\0" | |
509 | "DHCPv6\0" | |
a27588d4 YW |
510 | "DHCPv6PrefixDelegation\0" /* compat */ |
511 | "DHCPPrefixDelegation\0" | |
4f9ff96a | 512 | "DHCPServer\0" |
c517a49b | 513 | "DHCPServerStaticLease\0" |
4f9ff96a LP |
514 | "IPv6AcceptRA\0" |
515 | "IPv6NDPProxyAddress\0" | |
516 | "Bridge\0" | |
517 | "BridgeFDB\0" | |
3db468ea | 518 | "BridgeMDB\0" |
4f9ff96a | 519 | "BridgeVLAN\0" |
27ff0490 | 520 | "IPv6SendRA\0" |
4f9ff96a LP |
521 | "IPv6PrefixDelegation\0" |
522 | "IPv6Prefix\0" | |
523 | "IPv6RoutePrefix\0" | |
524 | "LLDP\0" | |
525 | "TrafficControlQueueingDiscipline\0" | |
526 | "CAN\0" | |
527 | "QDisc\0" | |
528 | "BFIFO\0" | |
529 | "CAKE\0" | |
530 | "ControlledDelay\0" | |
531 | "DeficitRoundRobinScheduler\0" | |
532 | "DeficitRoundRobinSchedulerClass\0" | |
d474aa51 | 533 | "EnhancedTransmissionSelection\0" |
4f9ff96a LP |
534 | "FairQueueing\0" |
535 | "FairQueueingControlledDelay\0" | |
8f6b6d70 | 536 | "FlowQueuePIE\0" |
4f9ff96a LP |
537 | "GenericRandomEarlyDetection\0" |
538 | "HeavyHitterFilter\0" | |
539 | "HierarchyTokenBucket\0" | |
540 | "HierarchyTokenBucketClass\0" | |
541 | "NetworkEmulator\0" | |
b12aaee5 SS |
542 | "PFIFO\0" |
543 | "PFIFOFast\0" | |
544 | "PFIFOHeadDrop\0" | |
4f9ff96a | 545 | "PIE\0" |
b12aaee5 | 546 | "QuickFairQueueing\0" |
4d7ddaf9 | 547 | "QuickFairQueueingClass\0" |
4f9ff96a LP |
548 | "StochasticFairBlue\0" |
549 | "StochasticFairnessQueueing\0" | |
550 | "TokenBucketFilter\0" | |
551 | "TrivialLinkEqualizer\0", | |
552 | config_item_perf_lookup, network_network_gperf_lookup, | |
553 | CONFIG_PARSE_WARN, | |
554 | network, | |
ead3a3fc | 555 | &network->stats_by_path, |
a2640646 | 556 | &network->dropins); |
102bc043 | 557 | if (r < 0) |
61ec7bea | 558 | return r; /* config_parse_many() logs internally. */ |
f579559b | 559 | |
fa7cd711 YW |
560 | r = network_add_ipv4ll_route(network); |
561 | if (r < 0) | |
9202b567 | 562 | return log_warning_errno(r, "%s: Failed to add IPv4LL route: %m", network->filename); |
fa7cd711 | 563 | |
5d5003ab YW |
564 | r = network_add_default_route_on_device(network); |
565 | if (r < 0) | |
9202b567 YW |
566 | return log_warning_errno(r, "%s: Failed to add default route on device: %m", |
567 | network->filename); | |
5d5003ab | 568 | |
9202b567 | 569 | r = network_verify(network); |
9202b567 | 570 | if (r < 0) |
61ec7bea | 571 | return r; /* network_verify() logs internally. */ |
7f06b3e1 | 572 | |
9fa3e794 | 573 | r = ordered_hashmap_ensure_put(networks, &string_hash_ops, network->name, network); |
dbffab87 | 574 | if (r < 0) |
61ec7bea | 575 | return log_warning_errno(r, "%s: Failed to store configuration into hashmap: %m", filename); |
dbffab87 | 576 | |
b5b9b0e7 | 577 | TAKE_PTR(network); |
f579559b TG |
578 | return 0; |
579 | } | |
580 | ||
7f06b3e1 | 581 | int network_load(Manager *manager, OrderedHashmap **networks) { |
477e73b5 | 582 | _cleanup_strv_free_ char **files = NULL; |
f579559b TG |
583 | int r; |
584 | ||
585 | assert(manager); | |
586 | ||
7f06b3e1 | 587 | ordered_hashmap_clear_with_destructor(*networks, network_unref); |
f579559b | 588 | |
dc0d4078 | 589 | r = conf_files_list_strv(&files, ".network", NULL, 0, NETWORK_DIRS); |
f647962d MS |
590 | if (r < 0) |
591 | return log_error_errno(r, "Failed to enumerate network files: %m"); | |
f579559b | 592 | |
036a8d50 YW |
593 | STRV_FOREACH(f, files) |
594 | (void) network_load_one(manager, networks, *f); | |
f579559b | 595 | |
f579559b TG |
596 | return 0; |
597 | } | |
598 | ||
7f06b3e1 YW |
599 | int network_reload(Manager *manager) { |
600 | OrderedHashmap *new_networks = NULL; | |
601 | Network *n, *old; | |
7f06b3e1 YW |
602 | int r; |
603 | ||
604 | assert(manager); | |
605 | ||
606 | r = network_load(manager, &new_networks); | |
607 | if (r < 0) | |
608 | goto failure; | |
609 | ||
90e74a66 | 610 | ORDERED_HASHMAP_FOREACH(n, new_networks) { |
7f06b3e1 | 611 | r = network_get_by_name(manager, n->name, &old); |
8524db50 YW |
612 | if (r < 0) { |
613 | log_debug("Found new .network file: %s", n->filename); | |
614 | continue; | |
615 | } | |
7f06b3e1 | 616 | |
8524db50 YW |
617 | if (!stats_by_path_equal(n->stats_by_path, old->stats_by_path)) { |
618 | log_debug("Found updated .network file: %s", n->filename); | |
7f06b3e1 | 619 | continue; |
8524db50 | 620 | } |
7f06b3e1 YW |
621 | |
622 | r = ordered_hashmap_replace(new_networks, old->name, old); | |
623 | if (r < 0) | |
624 | goto failure; | |
625 | ||
626 | network_ref(old); | |
627 | network_unref(n); | |
628 | } | |
629 | ||
630 | ordered_hashmap_free_with_destructor(manager->networks, network_unref); | |
631 | manager->networks = new_networks; | |
632 | ||
a27588d4 | 633 | return manager_build_dhcp_pd_subnet_ids(manager); |
7f06b3e1 YW |
634 | |
635 | failure: | |
636 | ordered_hashmap_free_with_destructor(new_networks, network_unref); | |
637 | ||
638 | return r; | |
639 | } | |
640 | ||
a27588d4 | 641 | int manager_build_dhcp_pd_subnet_ids(Manager *manager) { |
1a4ca0e2 YW |
642 | Network *n; |
643 | int r; | |
644 | ||
645 | assert(manager); | |
646 | ||
a27588d4 | 647 | set_clear(manager->dhcp_pd_subnet_ids); |
1a4ca0e2 YW |
648 | |
649 | ORDERED_HASHMAP_FOREACH(n, manager->networks) { | |
650 | if (n->unmanaged) | |
651 | continue; | |
652 | ||
a27588d4 | 653 | if (!n->dhcp_pd) |
1a4ca0e2 YW |
654 | continue; |
655 | ||
a27588d4 | 656 | if (n->dhcp_pd_subnet_id < 0) |
1a4ca0e2 YW |
657 | continue; |
658 | ||
a27588d4 | 659 | r = set_ensure_put(&manager->dhcp_pd_subnet_ids, &uint64_hash_ops, &n->dhcp_pd_subnet_id); |
1a4ca0e2 YW |
660 | if (r < 0) |
661 | return r; | |
662 | } | |
663 | ||
664 | return 0; | |
665 | } | |
666 | ||
35ac3b76 | 667 | static Network *network_free(Network *network) { |
f579559b | 668 | if (!network) |
35ac3b76 | 669 | return NULL; |
f579559b | 670 | |
54e0cfc4 | 671 | free(network->name); |
f579559b | 672 | free(network->filename); |
54e0cfc4 | 673 | free(network->description); |
a2640646 | 674 | strv_free(network->dropins); |
8524db50 | 675 | hashmap_free(network->stats_by_path); |
f579559b | 676 | |
54e0cfc4 | 677 | /* conditions */ |
5722fb89 | 678 | net_match_clear(&network->match); |
c4f58dea | 679 | condition_free_list(network->conditions); |
f579559b | 680 | |
54e0cfc4 YW |
681 | /* link settings */ |
682 | strv_free(network->bind_carrier); | |
683 | ||
684 | /* NTP */ | |
685 | strv_free(network->ntp); | |
686 | ||
687 | /* DNS */ | |
688 | for (unsigned i = 0; i < network->n_dns; i++) | |
689 | in_addr_full_free(network->dns[i]); | |
690 | free(network->dns); | |
691 | ordered_set_free(network->search_domains); | |
692 | ordered_set_free(network->route_domains); | |
693 | set_free_free(network->dnssec_negative_trust_anchors); | |
694 | ||
695 | /* DHCP server */ | |
11c38d3e YA |
696 | free(network->dhcp_server_relay_agent_circuit_id); |
697 | free(network->dhcp_server_relay_agent_remote_id); | |
6278e428 YW |
698 | free(network->dhcp_server_boot_server_name); |
699 | free(network->dhcp_server_boot_filename); | |
54e0cfc4 YW |
700 | free(network->dhcp_server_timezone); |
701 | free(network->dhcp_server_uplink_name); | |
702 | for (sd_dhcp_lease_server_type_t t = 0; t < _SD_DHCP_LEASE_SERVER_TYPE_MAX; t++) | |
703 | free(network->dhcp_server_emit[t].addresses); | |
704 | ordered_hashmap_free(network->dhcp_server_send_options); | |
705 | ordered_hashmap_free(network->dhcp_server_send_vendor_options); | |
11c38d3e | 706 | |
54e0cfc4 | 707 | /* DHCP client */ |
edb85f0d | 708 | free(network->dhcp_vendor_class_identifier); |
7b8d23a9 | 709 | free(network->dhcp_mudurl); |
27cb34f5 | 710 | free(network->dhcp_hostname); |
d419ef02 | 711 | free(network->dhcp_label); |
6b000af4 | 712 | set_free(network->dhcp_deny_listed_ip); |
98ebef62 | 713 | set_free(network->dhcp_allow_listed_ip); |
54e0cfc4 | 714 | strv_free(network->dhcp_user_class); |
5bc945be | 715 | set_free(network->dhcp_request_options); |
54e0cfc4 YW |
716 | ordered_hashmap_free(network->dhcp_client_send_options); |
717 | ordered_hashmap_free(network->dhcp_client_send_vendor_options); | |
4b3590c3 | 718 | free(network->dhcp_netlabel); |
54e0cfc4 YW |
719 | |
720 | /* DHCPv6 client */ | |
3175a8c2 | 721 | free(network->dhcp6_mudurl); |
f37f2a6b | 722 | strv_free(network->dhcp6_user_class); |
ed0d1b2e | 723 | strv_free(network->dhcp6_vendor_class); |
54e0cfc4 YW |
724 | set_free(network->dhcp6_request_options); |
725 | ordered_hashmap_free(network->dhcp6_client_send_options); | |
726 | ordered_hashmap_free(network->dhcp6_client_send_vendor_options); | |
4b3590c3 | 727 | free(network->dhcp6_netlabel); |
c106cc36 | 728 | |
54e0cfc4 YW |
729 | /* DHCP PD */ |
730 | free(network->dhcp_pd_uplink_name); | |
731 | set_free(network->dhcp_pd_tokens); | |
4b3590c3 | 732 | free(network->dhcp_pd_netlabel); |
cdd7812b | 733 | |
54e0cfc4 | 734 | /* Router advertisement */ |
5e276772 | 735 | ordered_set_free(network->router_search_domains); |
cdd7812b | 736 | free(network->router_dns); |
54e0cfc4 YW |
737 | free(network->router_uplink_name); |
738 | ||
739 | /* NDisc */ | |
c995fa02 YW |
740 | set_free(network->ndisc_deny_listed_router); |
741 | set_free(network->ndisc_allow_listed_router); | |
742 | set_free(network->ndisc_deny_listed_prefix); | |
743 | set_free(network->ndisc_allow_listed_prefix); | |
744 | set_free(network->ndisc_deny_listed_route_prefix); | |
745 | set_free(network->ndisc_allow_listed_route_prefix); | |
54e0cfc4 | 746 | set_free(network->ndisc_tokens); |
4b3590c3 | 747 | free(network->ndisc_netlabel); |
3bef724f | 748 | |
54e0cfc4 YW |
749 | /* LLDP */ |
750 | free(network->lldp_mudurl); | |
751 | ||
752 | /* netdev */ | |
c0267a59 | 753 | free(network->batadv_name); |
cebe1257 YW |
754 | free(network->bridge_name); |
755 | free(network->bond_name); | |
756 | free(network->vrf_name); | |
757 | hashmap_free_free_key(network->stacked_netdev_names); | |
47e2dc31 | 758 | netdev_unref(network->bridge); |
47e2dc31 | 759 | netdev_unref(network->bond); |
6cb955c6 | 760 | netdev_unref(network->vrf); |
fa6f1e54 | 761 | hashmap_free_with_destructor(network->stacked_netdevs, netdev_unref); |
326cb406 | 762 | |
54e0cfc4 | 763 | /* static configs */ |
d349f502 | 764 | set_free_free(network->ipv6_proxy_ndp_addresses); |
9cd9fc8f | 765 | ordered_hashmap_free_with_destructor(network->addresses_by_section, address_free); |
2a54a044 | 766 | hashmap_free_with_destructor(network->routes_by_section, route_free); |
b82663dd | 767 | hashmap_free_with_destructor(network->nexthops_by_section, nexthop_free); |
9671ae9d | 768 | hashmap_free_with_destructor(network->bridge_fdb_entries_by_section, bridge_fdb_free); |
ff9e0783 | 769 | hashmap_free_with_destructor(network->bridge_mdb_entries_by_section, bridge_mdb_free); |
b0ba6938 | 770 | hashmap_free_with_destructor(network->neighbors_by_section, neighbor_free); |
d6a2a0f9 | 771 | hashmap_free_with_destructor(network->address_labels_by_section, address_label_free); |
ecb0e85e YW |
772 | hashmap_free_with_destructor(network->prefixes_by_section, prefix_free); |
773 | hashmap_free_with_destructor(network->route_prefixes_by_section, route_prefix_free); | |
ca183bf8 | 774 | hashmap_free_with_destructor(network->rules_by_section, routing_policy_rule_free); |
c517a49b | 775 | hashmap_free_with_destructor(network->dhcp_static_leases_by_section, dhcp_static_lease_free); |
518cd6b5 | 776 | ordered_hashmap_free_with_destructor(network->sr_iov_by_section, sr_iov_free); |
3a67b8bb YW |
777 | hashmap_free_with_destructor(network->qdiscs_by_section, qdisc_free); |
778 | hashmap_free_with_destructor(network->tclasses_by_section, tclass_free); | |
6ae115c1 | 779 | |
35ac3b76 | 780 | return mfree(network); |
f579559b TG |
781 | } |
782 | ||
35ac3b76 YW |
783 | DEFINE_TRIVIAL_REF_UNREF_FUNC(Network, network, network_free); |
784 | ||
dbffab87 TG |
785 | int network_get_by_name(Manager *manager, const char *name, Network **ret) { |
786 | Network *network; | |
787 | ||
788 | assert(manager); | |
789 | assert(name); | |
790 | assert(ret); | |
791 | ||
715d398e | 792 | network = ordered_hashmap_get(manager->networks, name); |
dbffab87 TG |
793 | if (!network) |
794 | return -ENOENT; | |
795 | ||
796 | *ret = network; | |
797 | ||
798 | return 0; | |
799 | } | |
800 | ||
adfeee49 | 801 | bool network_has_static_ipv6_configurations(Network *network) { |
439689c6 | 802 | Address *address; |
adfeee49 | 803 | Route *route; |
9671ae9d | 804 | BridgeFDB *fdb; |
ff9e0783 | 805 | BridgeMDB *mdb; |
adfeee49 | 806 | Neighbor *neighbor; |
439689c6 SS |
807 | |
808 | assert(network); | |
809 | ||
9cd9fc8f | 810 | ORDERED_HASHMAP_FOREACH(address, network->addresses_by_section) |
439689c6 SS |
811 | if (address->family == AF_INET6) |
812 | return true; | |
adfeee49 | 813 | |
2a54a044 | 814 | HASHMAP_FOREACH(route, network->routes_by_section) |
adfeee49 YW |
815 | if (route->family == AF_INET6) |
816 | return true; | |
817 | ||
9671ae9d | 818 | HASHMAP_FOREACH(fdb, network->bridge_fdb_entries_by_section) |
adfeee49 YW |
819 | if (fdb->family == AF_INET6) |
820 | return true; | |
821 | ||
ff9e0783 | 822 | HASHMAP_FOREACH(mdb, network->bridge_mdb_entries_by_section) |
3db468ea DM |
823 | if (mdb->family == AF_INET6) |
824 | return true; | |
825 | ||
b0ba6938 | 826 | HASHMAP_FOREACH(neighbor, network->neighbors_by_section) |
adfeee49 YW |
827 | if (neighbor->family == AF_INET6) |
828 | return true; | |
829 | ||
d6a2a0f9 | 830 | if (!hashmap_isempty(network->address_labels_by_section)) |
adfeee49 YW |
831 | return true; |
832 | ||
ecb0e85e | 833 | if (!hashmap_isempty(network->prefixes_by_section)) |
adfeee49 | 834 | return true; |
d30081c2 YW |
835 | |
836 | if (!hashmap_isempty(network->route_prefixes_by_section)) | |
837 | return true; | |
439689c6 SS |
838 | |
839 | return false; | |
840 | } | |
841 | ||
63481576 YW |
842 | int config_parse_stacked_netdev( |
843 | const char *unit, | |
02b59d57 TG |
844 | const char *filename, |
845 | unsigned line, | |
846 | const char *section, | |
847 | unsigned section_line, | |
848 | const char *lvalue, | |
849 | int ltype, | |
850 | const char *rvalue, | |
851 | void *data, | |
852 | void *userdata) { | |
63481576 | 853 | |
95dba435 YW |
854 | _cleanup_free_ char *name = NULL; |
855 | NetDevKind kind = ltype; | |
99534007 | 856 | Hashmap **h = ASSERT_PTR(data); |
02b59d57 TG |
857 | int r; |
858 | ||
859 | assert(filename); | |
860 | assert(lvalue); | |
861 | assert(rvalue); | |
95dba435 | 862 | assert(IN_SET(kind, |
b90d0f83 | 863 | NETDEV_KIND_IPOIB, |
bc945c2b YW |
864 | NETDEV_KIND_IPVLAN, |
865 | NETDEV_KIND_IPVTAP, | |
bc945c2b YW |
866 | NETDEV_KIND_MACSEC, |
867 | NETDEV_KIND_MACVLAN, | |
868 | NETDEV_KIND_MACVTAP, | |
869 | NETDEV_KIND_VLAN, | |
870 | NETDEV_KIND_VXLAN, | |
871 | NETDEV_KIND_XFRM, | |
872 | _NETDEV_KIND_TUNNEL)); | |
54abf461 | 873 | |
cebe1257 | 874 | if (!ifname_valid(rvalue)) { |
d96edb2c | 875 | log_syntax(unit, LOG_WARNING, filename, line, 0, |
3772cfde | 876 | "Invalid netdev name in %s=, ignoring assignment: %s", lvalue, rvalue); |
54abf461 TG |
877 | return 0; |
878 | } | |
879 | ||
cebe1257 YW |
880 | name = strdup(rvalue); |
881 | if (!name) | |
882 | return log_oom(); | |
3e570042 | 883 | |
6de530f2 SS |
884 | r = hashmap_ensure_put(h, &string_hash_ops, name, INT_TO_PTR(kind)); |
885 | if (r == -ENOMEM) | |
cebe1257 | 886 | return log_oom(); |
83ec4592 | 887 | if (r < 0) |
d96edb2c | 888 | log_syntax(unit, LOG_WARNING, filename, line, r, |
83ec4592 ZJS |
889 | "Cannot add NetDev '%s' to network, ignoring assignment: %m", name); |
890 | else if (r == 0) | |
891 | log_syntax(unit, LOG_DEBUG, filename, line, r, | |
892 | "NetDev '%s' specified twice, ignoring.", name); | |
893 | else | |
0c7bd7ec | 894 | TAKE_PTR(name); |
47e2dc31 | 895 | |
fe6b2d55 TG |
896 | return 0; |
897 | } | |
7951dea2 | 898 | |
3df9bec5 LP |
899 | int config_parse_domains( |
900 | const char *unit, | |
901 | const char *filename, | |
902 | unsigned line, | |
903 | const char *section, | |
904 | unsigned section_line, | |
905 | const char *lvalue, | |
906 | int ltype, | |
907 | const char *rvalue, | |
908 | void *data, | |
909 | void *userdata) { | |
910 | ||
99534007 | 911 | Network *n = ASSERT_PTR(userdata); |
6192b846 TG |
912 | int r; |
913 | ||
5aafd5b1 | 914 | assert(filename); |
3df9bec5 LP |
915 | assert(lvalue); |
916 | assert(rvalue); | |
6192b846 | 917 | |
3df9bec5 | 918 | if (isempty(rvalue)) { |
5e276772 YW |
919 | n->search_domains = ordered_set_free(n->search_domains); |
920 | n->route_domains = ordered_set_free(n->route_domains); | |
3df9bec5 LP |
921 | return 0; |
922 | } | |
67272d15 | 923 | |
d96edb2c | 924 | for (const char *p = rvalue;;) { |
3df9bec5 LP |
925 | _cleanup_free_ char *w = NULL, *normalized = NULL; |
926 | const char *domain; | |
927 | bool is_route; | |
928 | ||
929 | r = extract_first_word(&p, &w, NULL, 0); | |
d96edb2c YW |
930 | if (r == -ENOMEM) |
931 | return log_oom(); | |
3df9bec5 | 932 | if (r < 0) { |
d96edb2c | 933 | log_syntax(unit, LOG_WARNING, filename, line, r, |
ab24039f | 934 | "Failed to extract search or route domain, ignoring: %s", rvalue); |
d96edb2c | 935 | return 0; |
3df9bec5 LP |
936 | } |
937 | if (r == 0) | |
d96edb2c | 938 | return 0; |
3df9bec5 LP |
939 | |
940 | is_route = w[0] == '~'; | |
941 | domain = is_route ? w + 1 : w; | |
942 | ||
943 | if (dns_name_is_root(domain) || streq(domain, "*")) { | |
ab24039f ZJS |
944 | /* If the root domain appears as is, or the special token "*" is found, we'll |
945 | * consider this as routing domain, unconditionally. */ | |
3df9bec5 | 946 | is_route = true; |
ab24039f ZJS |
947 | domain = "."; /* make sure we don't allow empty strings, thus write the root |
948 | * domain as "." */ | |
3df9bec5 | 949 | } else { |
7470cc4c | 950 | r = dns_name_normalize(domain, 0, &normalized); |
3df9bec5 | 951 | if (r < 0) { |
d96edb2c | 952 | log_syntax(unit, LOG_WARNING, filename, line, r, |
ab24039f | 953 | "'%s' is not a valid domain name, ignoring.", domain); |
3df9bec5 LP |
954 | continue; |
955 | } | |
956 | ||
957 | domain = normalized; | |
958 | ||
959 | if (is_localhost(domain)) { | |
d96edb2c | 960 | log_syntax(unit, LOG_WARNING, filename, line, 0, |
ab24039f ZJS |
961 | "'localhost' domain may not be configured as search or route domain, ignoring assignment: %s", |
962 | domain); | |
37de2509 | 963 | continue; |
3df9bec5 | 964 | } |
37de2509 | 965 | } |
40274ed6 | 966 | |
5e2a51d5 | 967 | OrderedSet **set = is_route ? &n->route_domains : &n->search_domains; |
cf453507 YW |
968 | r = ordered_set_put_strdup(set, domain); |
969 | if (r == -EEXIST) | |
970 | continue; | |
09451975 LP |
971 | if (r < 0) |
972 | return log_oom(); | |
40274ed6 | 973 | } |
6192b846 TG |
974 | } |
975 | ||
8eb9058d LP |
976 | int config_parse_timezone( |
977 | const char *unit, | |
978 | const char *filename, | |
979 | unsigned line, | |
980 | const char *section, | |
981 | unsigned section_line, | |
982 | const char *lvalue, | |
983 | int ltype, | |
984 | const char *rvalue, | |
985 | void *data, | |
986 | void *userdata) { | |
987 | ||
99534007 | 988 | char **tz = ASSERT_PTR(data); |
8eb9058d LP |
989 | int r; |
990 | ||
991 | assert(filename); | |
992 | assert(lvalue); | |
993 | assert(rvalue); | |
994 | ||
b40b8b06 YW |
995 | if (isempty(rvalue)) { |
996 | *tz = mfree(*tz); | |
997 | return 0; | |
998 | } | |
8eb9058d | 999 | |
b40b8b06 YW |
1000 | r = verify_timezone(rvalue, LOG_WARNING); |
1001 | if (r < 0) { | |
1002 | log_syntax(unit, LOG_WARNING, filename, line, r, | |
ab24039f | 1003 | "Timezone is not valid, ignoring assignment: %s", rvalue); |
8eb9058d LP |
1004 | return 0; |
1005 | } | |
1006 | ||
b40b8b06 | 1007 | return free_and_strdup_warn(tz, rvalue); |
8eb9058d | 1008 | } |
1a04db0f | 1009 | |
53253824 SS |
1010 | int config_parse_dns( |
1011 | const char *unit, | |
1012 | const char *filename, | |
1013 | unsigned line, | |
1014 | const char *section, | |
1015 | unsigned section_line, | |
1016 | const char *lvalue, | |
1017 | int ltype, | |
1018 | const char *rvalue, | |
1019 | void *data, | |
1020 | void *userdata) { | |
1021 | ||
99534007 | 1022 | Network *n = ASSERT_PTR(userdata); |
53253824 SS |
1023 | int r; |
1024 | ||
1025 | assert(filename); | |
1026 | assert(lvalue); | |
1027 | assert(rvalue); | |
1028 | ||
d96edb2c | 1029 | if (isempty(rvalue)) { |
e77bd3fd YW |
1030 | for (unsigned i = 0; i < n->n_dns; i++) |
1031 | in_addr_full_free(n->dns[i]); | |
d96edb2c YW |
1032 | n->dns = mfree(n->dns); |
1033 | n->n_dns = 0; | |
1034 | return 0; | |
1035 | } | |
1036 | ||
1037 | for (const char *p = rvalue;;) { | |
e77bd3fd | 1038 | _cleanup_(in_addr_full_freep) struct in_addr_full *dns = NULL; |
53253824 | 1039 | _cleanup_free_ char *w = NULL; |
e77bd3fd | 1040 | struct in_addr_full **m; |
53253824 | 1041 | |
d96edb2c | 1042 | r = extract_first_word(&p, &w, NULL, 0); |
53253824 SS |
1043 | if (r == -ENOMEM) |
1044 | return log_oom(); | |
1045 | if (r < 0) { | |
d96edb2c | 1046 | log_syntax(unit, LOG_WARNING, filename, line, r, |
ab24039f | 1047 | "Invalid syntax, ignoring: %s", rvalue); |
d96edb2c | 1048 | return 0; |
53253824 | 1049 | } |
5512a963 | 1050 | if (r == 0) |
d96edb2c | 1051 | return 0; |
53253824 | 1052 | |
e77bd3fd | 1053 | r = in_addr_full_new_from_string(w, &dns); |
53253824 | 1054 | if (r < 0) { |
d96edb2c | 1055 | log_syntax(unit, LOG_WARNING, filename, line, r, |
ab24039f | 1056 | "Failed to parse dns server address, ignoring: %s", w); |
53253824 SS |
1057 | continue; |
1058 | } | |
1059 | ||
e77bd3fd YW |
1060 | if (IN_SET(dns->port, 53, 853)) |
1061 | dns->port = 0; | |
1062 | ||
1063 | m = reallocarray(n->dns, n->n_dns + 1, sizeof(struct in_addr_full*)); | |
5512a963 | 1064 | if (!m) |
53253824 SS |
1065 | return log_oom(); |
1066 | ||
e77bd3fd | 1067 | m[n->n_dns++] = TAKE_PTR(dns); |
5512a963 | 1068 | n->dns = m; |
53253824 | 1069 | } |
53253824 SS |
1070 | } |
1071 | ||
8a516214 LP |
1072 | int config_parse_dnssec_negative_trust_anchors( |
1073 | const char *unit, | |
1074 | const char *filename, | |
1075 | unsigned line, | |
1076 | const char *section, | |
1077 | unsigned section_line, | |
1078 | const char *lvalue, | |
1079 | int ltype, | |
1080 | const char *rvalue, | |
1081 | void *data, | |
1082 | void *userdata) { | |
1083 | ||
99534007 | 1084 | Set **nta = ASSERT_PTR(data); |
8a516214 LP |
1085 | int r; |
1086 | ||
5aafd5b1 | 1087 | assert(filename); |
8a516214 LP |
1088 | assert(lvalue); |
1089 | assert(rvalue); | |
1090 | ||
1091 | if (isempty(rvalue)) { | |
5aafd5b1 | 1092 | *nta = set_free_free(*nta); |
8a516214 LP |
1093 | return 0; |
1094 | } | |
1095 | ||
d96edb2c | 1096 | for (const char *p = rvalue;;) { |
8a516214 LP |
1097 | _cleanup_free_ char *w = NULL; |
1098 | ||
1099 | r = extract_first_word(&p, &w, NULL, 0); | |
d96edb2c YW |
1100 | if (r == -ENOMEM) |
1101 | return log_oom(); | |
8a516214 | 1102 | if (r < 0) { |
d96edb2c | 1103 | log_syntax(unit, LOG_WARNING, filename, line, r, |
ab24039f | 1104 | "Failed to extract negative trust anchor domain, ignoring: %s", rvalue); |
d96edb2c | 1105 | return 0; |
8a516214 LP |
1106 | } |
1107 | if (r == 0) | |
d96edb2c | 1108 | return 0; |
8a516214 LP |
1109 | |
1110 | r = dns_name_is_valid(w); | |
1111 | if (r <= 0) { | |
d96edb2c | 1112 | log_syntax(unit, LOG_WARNING, filename, line, r, |
ab24039f | 1113 | "%s is not a valid domain name, ignoring.", w); |
8a516214 LP |
1114 | continue; |
1115 | } | |
1116 | ||
5aafd5b1 | 1117 | r = set_ensure_consume(nta, &dns_name_hash_ops, TAKE_PTR(w)); |
8a516214 LP |
1118 | if (r < 0) |
1119 | return log_oom(); | |
8a516214 | 1120 | } |
8a516214 | 1121 | } |
b2a81c0b | 1122 | |
26575990 LP |
1123 | int config_parse_ntp( |
1124 | const char *unit, | |
1125 | const char *filename, | |
1126 | unsigned line, | |
1127 | const char *section, | |
1128 | unsigned section_line, | |
1129 | const char *lvalue, | |
1130 | int ltype, | |
1131 | const char *rvalue, | |
1132 | void *data, | |
1133 | void *userdata) { | |
1134 | ||
99534007 | 1135 | char ***l = ASSERT_PTR(data); |
26575990 LP |
1136 | int r; |
1137 | ||
5aafd5b1 | 1138 | assert(filename); |
26575990 LP |
1139 | assert(lvalue); |
1140 | assert(rvalue); | |
1141 | ||
1142 | if (isempty(rvalue)) { | |
1143 | *l = strv_free(*l); | |
1144 | return 0; | |
1145 | } | |
1146 | ||
d96edb2c | 1147 | for (const char *p = rvalue;;) { |
26575990 LP |
1148 | _cleanup_free_ char *w = NULL; |
1149 | ||
d96edb2c | 1150 | r = extract_first_word(&p, &w, NULL, 0); |
26575990 LP |
1151 | if (r == -ENOMEM) |
1152 | return log_oom(); | |
1153 | if (r < 0) { | |
d96edb2c | 1154 | log_syntax(unit, LOG_WARNING, filename, line, r, |
ab24039f | 1155 | "Failed to extract NTP server name, ignoring: %s", rvalue); |
d96edb2c | 1156 | return 0; |
26575990 LP |
1157 | } |
1158 | if (r == 0) | |
d96edb2c | 1159 | return 0; |
26575990 LP |
1160 | |
1161 | r = dns_name_is_valid_or_address(w); | |
1162 | if (r <= 0) { | |
d96edb2c | 1163 | log_syntax(unit, LOG_WARNING, filename, line, r, |
ab24039f | 1164 | "%s is not a valid domain name or IP address, ignoring.", w); |
26575990 | 1165 | continue; |
af1c0de0 SS |
1166 | } |
1167 | ||
c448459d ZJS |
1168 | if (strv_length(*l) > MAX_NTP_SERVERS) { |
1169 | log_syntax(unit, LOG_WARNING, filename, line, 0, | |
1170 | "More than %u NTP servers specified, ignoring \"%s\" and any subsequent entries.", | |
1171 | MAX_NTP_SERVERS, w); | |
d96edb2c | 1172 | return 0; |
c448459d ZJS |
1173 | } |
1174 | ||
1175 | r = strv_consume(l, TAKE_PTR(w)); | |
af1c0de0 SS |
1176 | if (r < 0) |
1177 | return log_oom(); | |
af1c0de0 | 1178 | } |
af1c0de0 SS |
1179 | } |
1180 | ||
4ac77d63 YW |
1181 | int config_parse_required_for_online( |
1182 | const char *unit, | |
1183 | const char *filename, | |
1184 | unsigned line, | |
1185 | const char *section, | |
1186 | unsigned section_line, | |
1187 | const char *lvalue, | |
1188 | int ltype, | |
1189 | const char *rvalue, | |
1190 | void *data, | |
1191 | void *userdata) { | |
1192 | ||
99534007 | 1193 | Network *network = ASSERT_PTR(userdata); |
75cd4a5d | 1194 | LinkOperationalStateRange range; |
4ac77d63 YW |
1195 | bool required = true; |
1196 | int r; | |
1197 | ||
5aafd5b1 YW |
1198 | assert(filename); |
1199 | assert(lvalue); | |
1200 | assert(rvalue); | |
5aafd5b1 | 1201 | |
4ac77d63 | 1202 | if (isempty(rvalue)) { |
7c644a69 | 1203 | network->required_for_online = -1; |
75cd4a5d | 1204 | network->required_operstate_for_online = LINK_OPERSTATE_RANGE_DEFAULT; |
4ac77d63 YW |
1205 | return 0; |
1206 | } | |
1207 | ||
75cd4a5d DDM |
1208 | r = parse_operational_state_range(rvalue, &range); |
1209 | if (r < 0) { | |
4ac77d63 YW |
1210 | r = parse_boolean(rvalue); |
1211 | if (r < 0) { | |
d96edb2c | 1212 | log_syntax(unit, LOG_WARNING, filename, line, r, |
4ac77d63 YW |
1213 | "Failed to parse %s= setting, ignoring assignment: %s", |
1214 | lvalue, rvalue); | |
1215 | return 0; | |
1216 | } | |
1217 | ||
1218 | required = r; | |
75cd4a5d | 1219 | range = LINK_OPERSTATE_RANGE_DEFAULT; |
4ac77d63 YW |
1220 | } |
1221 | ||
1222 | network->required_for_online = required; | |
75cd4a5d | 1223 | network->required_operstate_for_online = range; |
4ac77d63 YW |
1224 | |
1225 | return 0; | |
1226 | } | |
7da377ef | 1227 | |
f0c09831 YW |
1228 | int config_parse_link_group( |
1229 | const char *unit, | |
1230 | const char *filename, | |
1231 | unsigned line, | |
1232 | const char *section, | |
1233 | unsigned section_line, | |
1234 | const char *lvalue, | |
1235 | int ltype, | |
1236 | const char *rvalue, | |
1237 | void *data, | |
1238 | void *userdata) { | |
1239 | ||
99534007 | 1240 | Network *network = ASSERT_PTR(userdata); |
f0c09831 | 1241 | int r; |
10af8bb2 | 1242 | int32_t group; |
f0c09831 YW |
1243 | |
1244 | assert(filename); | |
1245 | assert(lvalue); | |
1246 | assert(rvalue); | |
f0c09831 YW |
1247 | |
1248 | if (isempty(rvalue)) { | |
10af8bb2 | 1249 | network->group = -1; |
f0c09831 YW |
1250 | return 0; |
1251 | } | |
1252 | ||
10af8bb2 | 1253 | r = safe_atoi32(rvalue, &group); |
f0c09831 YW |
1254 | if (r < 0) { |
1255 | log_syntax(unit, LOG_WARNING, filename, line, r, | |
1256 | "Failed to parse Group=, ignoring assignment: %s", rvalue); | |
1257 | return 0; | |
1258 | } | |
1259 | ||
10af8bb2 SB |
1260 | if (group < 0) { |
1261 | log_syntax(unit, LOG_WARNING, filename, line, r, | |
1262 | "Value of Group= must be in the range 0…2147483647, ignoring assignment: %s", rvalue); | |
1263 | return 0; | |
1264 | } | |
1265 | ||
1266 | network->group = group; | |
f0c09831 YW |
1267 | return 0; |
1268 | } | |
1269 | ||
6706ce2f YW |
1270 | int config_parse_ignore_carrier_loss( |
1271 | const char *unit, | |
1272 | const char *filename, | |
1273 | unsigned line, | |
1274 | const char *section, | |
1275 | unsigned section_line, | |
1276 | const char *lvalue, | |
1277 | int ltype, | |
1278 | const char *rvalue, | |
1279 | void *data, | |
1280 | void *userdata) { | |
1281 | ||
99534007 | 1282 | Network *network = ASSERT_PTR(userdata); |
6706ce2f YW |
1283 | usec_t usec; |
1284 | int r; | |
1285 | ||
1286 | assert(filename); | |
1287 | assert(lvalue); | |
1288 | assert(rvalue); | |
6706ce2f YW |
1289 | |
1290 | if (isempty(rvalue)) { | |
1291 | network->ignore_carrier_loss_set = false; | |
1292 | return 0; | |
1293 | } | |
1294 | ||
1295 | r = parse_boolean(rvalue); | |
1296 | if (r >= 0) { | |
1297 | network->ignore_carrier_loss_set = true; | |
1298 | network->ignore_carrier_loss_usec = r > 0 ? USEC_INFINITY : 0; | |
1299 | return 0; | |
1300 | } | |
1301 | ||
1302 | r = parse_sec(rvalue, &usec); | |
1303 | if (r < 0) { | |
1304 | log_syntax(unit, LOG_WARNING, filename, line, r, | |
1305 | "Failed to parse %s=, ignoring assignment: %s", lvalue, rvalue); | |
1306 | return 0; | |
1307 | } | |
1308 | ||
1309 | network->ignore_carrier_loss_set = true; | |
1310 | network->ignore_carrier_loss_usec = usec; | |
1311 | return 0; | |
1312 | } | |
1313 | ||
8430841b L |
1314 | DEFINE_CONFIG_PARSE_ENUM(config_parse_required_family_for_online, link_required_address_family, AddressFamily, |
1315 | "Failed to parse RequiredFamilyForOnline= setting"); | |
1316 | ||
7da377ef SS |
1317 | DEFINE_CONFIG_PARSE_ENUM(config_parse_keep_configuration, keep_configuration, KeepConfiguration, |
1318 | "Failed to parse KeepConfiguration= setting"); | |
1319 | ||
1320 | static const char* const keep_configuration_table[_KEEP_CONFIGURATION_MAX] = { | |
95355a28 YW |
1321 | [KEEP_CONFIGURATION_NO] = "no", |
1322 | [KEEP_CONFIGURATION_DHCP_ON_STOP] = "dhcp-on-stop", | |
1323 | [KEEP_CONFIGURATION_DHCP] = "dhcp", | |
1324 | [KEEP_CONFIGURATION_STATIC] = "static", | |
1325 | [KEEP_CONFIGURATION_YES] = "yes", | |
7da377ef SS |
1326 | }; |
1327 | ||
1328 | DEFINE_STRING_TABLE_LOOKUP_WITH_BOOLEAN(keep_configuration, KeepConfiguration, KEEP_CONFIGURATION_YES); | |
6f6296b9 | 1329 | |
61135582 DS |
1330 | static const char* const activation_policy_table[_ACTIVATION_POLICY_MAX] = { |
1331 | [ACTIVATION_POLICY_UP] = "up", | |
1332 | [ACTIVATION_POLICY_ALWAYS_UP] = "always-up", | |
1333 | [ACTIVATION_POLICY_MANUAL] = "manual", | |
1334 | [ACTIVATION_POLICY_ALWAYS_DOWN] = "always-down", | |
1335 | [ACTIVATION_POLICY_DOWN] = "down", | |
1336 | [ACTIVATION_POLICY_BOUND] = "bound", | |
1337 | }; | |
1338 | ||
1339 | DEFINE_STRING_TABLE_LOOKUP(activation_policy, ActivationPolicy); | |
1340 | DEFINE_CONFIG_PARSE_ENUM(config_parse_activation_policy, activation_policy, ActivationPolicy, "Failed to parse activation policy"); |