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db9ecf05 | 1 | /* SPDX-License-Identifier: LGPL-2.1-or-later */ |
fc2f9534 LP |
2 | #pragma once |
3 | ||
78404d22 YW |
4 | #include <linux/nl80211.h> |
5 | ||
634f0f98 | 6 | #include "sd-bus.h" |
51517f9e | 7 | #include "sd-device.h" |
634f0f98 | 8 | |
737f1405 | 9 | #include "bridge.h" |
fc2f9534 | 10 | #include "condition.h" |
a2106925 | 11 | #include "conf-parser.h" |
634f0f98 | 12 | #include "hashmap.h" |
5722fb89 | 13 | #include "net-condition.h" |
737f1405 | 14 | #include "netdev.h" |
13b498f9 | 15 | #include "networkd-brvlan.h" |
ca5ad760 YW |
16 | #include "networkd-dhcp-common.h" |
17 | #include "networkd-dhcp4.h" | |
838d39af | 18 | #include "networkd-dhcp6.h" |
564ca984 | 19 | #include "networkd-dhcp-server.h" |
7f853950 | 20 | #include "networkd-lldp-rx.h" |
a2106925 | 21 | #include "networkd-lldp-tx.h" |
5f506a55 | 22 | #include "networkd-ndisc.h" |
6e849e95 | 23 | #include "networkd-radv.h" |
5e0534f1 | 24 | #include "networkd-sysctl.h" |
fc2f9534 | 25 | #include "networkd-util.h" |
5e2a51d5 | 26 | #include "ordered-set.h" |
a2106925 | 27 | #include "resolve-util.h" |
e77bd3fd | 28 | #include "socket-netlink.h" |
fc2f9534 | 29 | |
7da377ef | 30 | typedef enum KeepConfiguration { |
95355a28 YW |
31 | KEEP_CONFIGURATION_NO = 0, |
32 | KEEP_CONFIGURATION_DHCP_ON_START = 1 << 0, | |
33 | KEEP_CONFIGURATION_DHCP_ON_STOP = 1 << 1, | |
34 | KEEP_CONFIGURATION_DHCP = KEEP_CONFIGURATION_DHCP_ON_START | KEEP_CONFIGURATION_DHCP_ON_STOP, | |
35 | KEEP_CONFIGURATION_STATIC = 1 << 2, | |
36 | KEEP_CONFIGURATION_YES = KEEP_CONFIGURATION_DHCP | KEEP_CONFIGURATION_STATIC, | |
7da377ef | 37 | _KEEP_CONFIGURATION_MAX, |
2d93c20e | 38 | _KEEP_CONFIGURATION_INVALID = -EINVAL, |
7da377ef SS |
39 | } KeepConfiguration; |
40 | ||
6f6296b9 YW |
41 | typedef enum IPv6LinkLocalAddressGenMode { |
42 | IPV6_LINK_LOCAL_ADDRESSS_GEN_MODE_EUI64 = IN6_ADDR_GEN_MODE_EUI64, | |
43 | IPV6_LINK_LOCAL_ADDRESSS_GEN_MODE_NONE = IN6_ADDR_GEN_MODE_NONE, | |
44 | IPV6_LINK_LOCAL_ADDRESSS_GEN_MODE_STABLE_PRIVACY = IN6_ADDR_GEN_MODE_STABLE_PRIVACY, | |
45 | IPV6_LINK_LOCAL_ADDRESSS_GEN_MODE_RANDOM = IN6_ADDR_GEN_MODE_RANDOM, | |
46 | _IPV6_LINK_LOCAL_ADDRESS_GEN_MODE_MAX, | |
2d93c20e | 47 | _IPV6_LINK_LOCAL_ADDRESS_GEN_MODE_INVALID = -EINVAL, |
6f6296b9 YW |
48 | } IPv6LinkLocalAddressGenMode; |
49 | ||
61135582 DS |
50 | typedef enum ActivationPolicy { |
51 | ACTIVATION_POLICY_UP, | |
52 | ACTIVATION_POLICY_ALWAYS_UP, | |
53 | ACTIVATION_POLICY_MANUAL, | |
54 | ACTIVATION_POLICY_ALWAYS_DOWN, | |
55 | ACTIVATION_POLICY_DOWN, | |
56 | ACTIVATION_POLICY_BOUND, | |
57 | _ACTIVATION_POLICY_MAX, | |
2d93c20e | 58 | _ACTIVATION_POLICY_INVALID = -EINVAL, |
61135582 DS |
59 | } ActivationPolicy; |
60 | ||
634f0f98 ZJS |
61 | typedef struct Manager Manager; |
62 | ||
2a71d57f LP |
63 | typedef struct NetworkDHCPServerEmitAddress { |
64 | bool emit; | |
65 | struct in_addr *addresses; | |
66 | size_t n_addresses; | |
67 | } NetworkDHCPServerEmitAddress; | |
68 | ||
fc2f9534 LP |
69 | struct Network { |
70 | Manager *manager; | |
71 | ||
db5756f3 YW |
72 | unsigned n_ref; |
73 | ||
fc2f9534 | 74 | char *name; |
db5756f3 | 75 | char *filename; |
7f06b3e1 | 76 | usec_t timestamp; |
db5756f3 | 77 | char *description; |
fc2f9534 | 78 | |
db5756f3 | 79 | /* [Match] section */ |
5722fb89 | 80 | NetMatch match; |
1beabe08 | 81 | LIST_HEAD(Condition, conditions); |
fc2f9534 | 82 | |
db5756f3 | 83 | /* Master or stacked netdevs */ |
c0267a59 | 84 | NetDev *batadv; |
fc2f9534 LP |
85 | NetDev *bridge; |
86 | NetDev *bond; | |
6cb955c6 | 87 | NetDev *vrf; |
98d20a17 | 88 | NetDev *xfrm; |
fc2f9534 | 89 | Hashmap *stacked_netdevs; |
c0267a59 | 90 | char *batadv_name; |
cebe1257 YW |
91 | char *bridge_name; |
92 | char *bond_name; | |
93 | char *vrf_name; | |
94 | Hashmap *stacked_netdev_names; | |
fc2f9534 | 95 | |
db5756f3 YW |
96 | /* [Link] section */ |
97 | struct ether_addr *mac; | |
98 | uint32_t mtu; | |
99 | uint32_t group; | |
f0c09831 | 100 | bool group_set; |
db5756f3 YW |
101 | int arp; |
102 | int multicast; | |
103 | int allmulticast; | |
937e305e | 104 | int promiscuous; |
db5756f3 YW |
105 | bool unmanaged; |
106 | bool required_for_online; /* Is this network required to be considered online? */ | |
107 | LinkOperationalStateRange required_operstate_for_online; | |
8430841b | 108 | AddressFamily required_family_for_online; |
61135582 | 109 | ActivationPolicy activation_policy; |
db5756f3 YW |
110 | |
111 | /* misc settings */ | |
112 | bool configure_without_carrier; | |
113 | int ignore_carrier_loss; | |
114 | KeepConfiguration keep_configuration; | |
115 | char **bind_carrier; | |
116 | bool default_route_on_device; | |
48ed2766 | 117 | AddressFamily ip_masquerade; |
db5756f3 | 118 | |
fc2f9534 | 119 | /* DHCP Client Support */ |
2d792895 | 120 | AddressFamily dhcp; |
499d555a | 121 | DHCPClientIdentifier dhcp_client_identifier; |
4e26a5ba YW |
122 | DUID dhcp_duid; |
123 | uint32_t dhcp_iaid; | |
124 | bool dhcp_iaid_set; | |
fc2f9534 | 125 | char *dhcp_vendor_class_identifier; |
7b8d23a9 | 126 | char *dhcp_mudurl; |
af1c0de0 | 127 | char **dhcp_user_class; |
27cb34f5 | 128 | char *dhcp_hostname; |
715cedfb | 129 | uint64_t dhcp_max_attempts; |
132be2b8 | 130 | uint32_t dhcp_route_metric; |
bdad94d0 | 131 | bool dhcp_route_metric_set; |
94e9bd57 | 132 | uint32_t dhcp_route_table; |
d6463307 | 133 | uint32_t dhcp_fallback_lease_lifetime; |
c695dcf9 | 134 | uint32_t dhcp_route_mtu; |
9c77d107 | 135 | uint16_t dhcp_client_port; |
cb29c156 | 136 | int dhcp_critical; |
db5756f3 | 137 | int dhcp_ip_service_type; |
7585baa0 | 138 | bool dhcp_anonymize; |
27cb34f5 | 139 | bool dhcp_send_hostname; |
e70eca9b | 140 | int dhcp_broadcast; |
94e9bd57 | 141 | bool dhcp_use_dns; |
bdad94d0 | 142 | bool dhcp_use_dns_set; |
a24e12f0 | 143 | bool dhcp_routes_to_dns; |
94e9bd57 | 144 | bool dhcp_use_ntp; |
bdad94d0 | 145 | bool dhcp_use_ntp_set; |
d7b04506 | 146 | bool dhcp_routes_to_ntp; |
299d578f | 147 | bool dhcp_use_sip; |
94e9bd57 | 148 | bool dhcp_use_mtu; |
27cb34f5 | 149 | bool dhcp_use_routes; |
589397a2 | 150 | int dhcp_use_gateway; |
27cb34f5 | 151 | bool dhcp_use_timezone; |
94e9bd57 | 152 | bool dhcp_use_hostname; |
fc1ba79d | 153 | bool dhcp_route_table_set; |
1501b429 | 154 | bool dhcp_send_release; |
0f3ff4ea | 155 | bool dhcp_send_decline; |
94e9bd57 | 156 | DHCPUseDomains dhcp_use_domains; |
f225a338 | 157 | bool dhcp_use_domains_set; |
6b000af4 | 158 | Set *dhcp_deny_listed_ip; |
98ebef62 | 159 | Set *dhcp_allow_listed_ip; |
5bc945be | 160 | Set *dhcp_request_options; |
0e96961d | 161 | OrderedHashmap *dhcp_client_send_options; |
7354900d | 162 | OrderedHashmap *dhcp_client_send_vendor_options; |
fc2f9534 | 163 | |
caa8ca42 | 164 | /* DHCPv6 Client support*/ |
1536b7b2 | 165 | bool dhcp6_use_address; |
caa8ca42 | 166 | bool dhcp6_use_dns; |
bdad94d0 | 167 | bool dhcp6_use_dns_set; |
38ba3da0 | 168 | bool dhcp6_use_hostname; |
caa8ca42 | 169 | bool dhcp6_use_ntp; |
bdad94d0 | 170 | bool dhcp6_use_ntp_set; |
db5756f3 | 171 | bool dhcp6_rapid_commit; |
f225a338 YW |
172 | DHCPUseDomains dhcp6_use_domains; |
173 | bool dhcp6_use_domains_set; | |
4e26a5ba YW |
174 | uint32_t dhcp6_iaid; |
175 | bool dhcp6_iaid_set; | |
176 | bool dhcp6_iaid_set_explicitly; | |
177 | DUID dhcp6_duid; | |
2805536b | 178 | uint8_t dhcp6_pd_length; |
3175a8c2 | 179 | char *dhcp6_mudurl; |
f37f2a6b | 180 | char **dhcp6_user_class; |
ed0d1b2e | 181 | char **dhcp6_vendor_class; |
2805536b | 182 | struct in6_addr dhcp6_pd_address; |
838d39af | 183 | DHCP6ClientStartMode dhcp6_without_ra; |
e7d5fe17 | 184 | OrderedHashmap *dhcp6_client_send_options; |
b4ccc5de | 185 | OrderedHashmap *dhcp6_client_send_vendor_options; |
35f6a5cb | 186 | Set *dhcp6_request_options; |
db5756f3 YW |
187 | /* Start DHCPv6 PD also when 'O' RA flag is set, see RFC 7084, WPD-4 */ |
188 | bool dhcp6_force_pd_other_information; | |
caa8ca42 | 189 | |
fc2f9534 LP |
190 | /* DHCP Server Support */ |
191 | bool dhcp_server; | |
21b6b87e | 192 | bool dhcp_server_bind_to_interface; |
0017ba31 YW |
193 | unsigned char dhcp_server_address_prefixlen; |
194 | struct in_addr dhcp_server_address; | |
c95df587 | 195 | struct in_addr dhcp_server_relay_target; |
11c38d3e YA |
196 | char *dhcp_server_relay_agent_circuit_id; |
197 | char *dhcp_server_relay_agent_remote_id; | |
2a71d57f | 198 | NetworkDHCPServerEmitAddress dhcp_server_emit[_SD_DHCP_LEASE_SERVER_TYPE_MAX]; |
77ff6022 | 199 | bool dhcp_server_emit_router; |
fc2f9534 | 200 | bool dhcp_server_emit_timezone; |
1a04db0f | 201 | char *dhcp_server_timezone; |
fc2f9534 | 202 | usec_t dhcp_server_default_lease_time_usec, dhcp_server_max_lease_time_usec; |
9b3a67c5 TG |
203 | uint32_t dhcp_server_pool_offset; |
204 | uint32_t dhcp_server_pool_size; | |
db5756f3 YW |
205 | OrderedHashmap *dhcp_server_send_options; |
206 | OrderedHashmap *dhcp_server_send_vendor_options; | |
fc2f9534 | 207 | |
6f6296b9 | 208 | /* link local addressing support */ |
2d792895 | 209 | AddressFamily link_local; |
6f6296b9 | 210 | IPv6LinkLocalAddressGenMode ipv6ll_address_gen_mode; |
fc2f9534 LP |
211 | bool ipv4ll_route; |
212 | ||
27ff0490 | 213 | /* IPv6 RA support */ |
56a23cb4 | 214 | RADVPrefixDelegation router_prefix_delegation; |
7d5cac19 PF |
215 | usec_t router_lifetime_usec; |
216 | uint8_t router_preference; | |
217 | bool router_managed; | |
218 | bool router_other_information; | |
9e25315c PF |
219 | bool router_emit_dns; |
220 | bool router_emit_domains; | |
88295a05 PF |
221 | usec_t router_dns_lifetime_usec; |
222 | struct in6_addr *router_dns; | |
223 | unsigned n_router_dns; | |
5e2a51d5 | 224 | OrderedSet *router_search_domains; |
99e015e2 YW |
225 | |
226 | /* DHCPv6 Prefix Delegation support */ | |
e502f94d | 227 | int dhcp6_pd; |
4afd9867 | 228 | bool dhcp6_pd_announce; |
99e015e2 | 229 | bool dhcp6_pd_assign; |
fec1b650 | 230 | bool dhcp6_pd_manage_temporary_address; |
db5756f3 | 231 | int64_t dhcp6_pd_subnet_id; |
9fe0b7b4 | 232 | uint32_t dhcp6_pd_route_metric; |
b8ce3b44 | 233 | struct in6_addr dhcp6_pd_token; |
7d5cac19 | 234 | |
fc2f9534 | 235 | /* Bridge Support */ |
7f9915f0 SS |
236 | int use_bpdu; |
237 | int hairpin; | |
238 | int fast_leave; | |
239 | int allow_port_to_be_root; | |
240 | int unicast_flood; | |
7f15b714 | 241 | int multicast_flood; |
d3aa8b49 | 242 | int multicast_to_unicast; |
7f15b714 TJ |
243 | int neighbor_suppression; |
244 | int learning; | |
1087623b SS |
245 | int bridge_proxy_arp; |
246 | int bridge_proxy_arp_wifi; | |
b56be296 DJL |
247 | uint32_t cost; |
248 | uint16_t priority; | |
0fadb2a4 | 249 | MulticastRouter multicast_router; |
fc2f9534 | 250 | |
db5756f3 | 251 | /* Bridge VLAN */ |
ffff9abe | 252 | bool use_br_vlan; |
13b498f9 TJ |
253 | uint16_t pvid; |
254 | uint32_t br_vid_bitmap[BRIDGE_VLAN_BITMAP_LEN]; | |
255 | uint32_t br_untagged_bitmap[BRIDGE_VLAN_BITMAP_LEN]; | |
256 | ||
06828bb6 | 257 | /* CAN support */ |
74a27268 | 258 | uint32_t can_bitrate; |
06828bb6 | 259 | unsigned can_sample_point; |
7e025e9c RP |
260 | uint32_t can_data_bitrate; |
261 | unsigned can_data_sample_point; | |
06828bb6 | 262 | usec_t can_restart_us; |
c423be28 | 263 | int can_triple_sampling; |
77b67404 | 264 | int can_berr_reporting; |
52aa38f1 | 265 | int can_termination; |
74f0fb90 | 266 | int can_listen_only; |
7e025e9c RP |
267 | int can_fd_mode; |
268 | int can_non_iso; | |
06828bb6 | 269 | |
db5756f3 | 270 | /* sysctl settings */ |
2d792895 | 271 | AddressFamily ip_forward; |
94d76d07 | 272 | int ipv4_accept_local; |
d75bf6cf | 273 | int ipv4_route_localnet; |
8749cbcd | 274 | int ipv6_dad_transmits; |
b69c3180 | 275 | int ipv6_hop_limit; |
23d8b221 | 276 | int proxy_arp; |
4e964aa0 | 277 | uint32_t ipv6_mtu; |
db5756f3 YW |
278 | IPv6PrivacyExtensions ipv6_privacy_extensions; |
279 | int ipv6_proxy_ndp; | |
280 | Set *ipv6_proxy_ndp_addresses; | |
4f2e437a | 281 | |
db5756f3 YW |
282 | /* IPv6 accept RA */ |
283 | int ipv6_accept_ra; | |
1e7a0e21 | 284 | bool ipv6_accept_ra_use_dns; |
062c2eea SS |
285 | bool ipv6_accept_ra_use_autonomous_prefix; |
286 | bool ipv6_accept_ra_use_onlink_prefix; | |
eb64b435 SS |
287 | bool active_slave; |
288 | bool primary_slave; | |
1e7a0e21 | 289 | DHCPUseDomains ipv6_accept_ra_use_domains; |
ac24e418 | 290 | IPv6AcceptRAStartDHCP6Client ipv6_accept_ra_start_dhcp6_client; |
2ba31d29 | 291 | uint32_t ipv6_accept_ra_route_table; |
8ebafba9 YW |
292 | bool ipv6_accept_ra_route_table_set; |
293 | uint32_t ipv6_accept_ra_route_metric; | |
294 | bool ipv6_accept_ra_route_metric_set; | |
75d26411 YW |
295 | Set *ndisc_deny_listed_router; |
296 | Set *ndisc_allow_listed_router; | |
6b000af4 | 297 | Set *ndisc_deny_listed_prefix; |
de6b6ff8 | 298 | Set *ndisc_allow_listed_prefix; |
16c89e64 | 299 | Set *ndisc_deny_listed_route_prefix; |
de6b6ff8 | 300 | Set *ndisc_allow_listed_route_prefix; |
2c621495 | 301 | OrderedSet *ipv6_tokens; |
1e7a0e21 | 302 | |
e9a8c550 | 303 | /* LLDP support */ |
8e1ad1ea | 304 | LLDPMode lldp_mode; /* LLDP reception */ |
7272b25e | 305 | LLDPEmit lldp_emit; /* LLDP transmission */ |
e9a8c550 | 306 | char *lldp_mud; /* LLDP MUD URL */ |
fc2f9534 | 307 | |
9cd9fc8f | 308 | OrderedHashmap *addresses_by_section; |
fc2f9534 | 309 | Hashmap *routes_by_section; |
c16c7808 | 310 | Hashmap *nexthops_by_section; |
9671ae9d | 311 | Hashmap *bridge_fdb_entries_by_section; |
3db468ea | 312 | Hashmap *mdb_entries_by_section; |
e4a71bf3 | 313 | Hashmap *neighbors_by_section; |
95b74ef6 | 314 | Hashmap *address_labels_by_section; |
057abfd8 | 315 | Hashmap *prefixes_by_section; |
203d4df5 | 316 | Hashmap *route_prefixes_by_section; |
bce67bbe | 317 | Hashmap *rules_by_section; |
34658df2 | 318 | OrderedHashmap *tc_by_section; |
518cd6b5 | 319 | OrderedHashmap *sr_iov_by_section; |
fc2f9534 | 320 | |
7ece6f58 | 321 | /* All kinds of DNS configuration */ |
e77bd3fd | 322 | struct in_addr_full **dns; |
5512a963 | 323 | unsigned n_dns; |
5e2a51d5 | 324 | OrderedSet *search_domains, *route_domains; |
7ece6f58 | 325 | int dns_default_route; |
fc2f9534 | 326 | ResolveSupport llmnr; |
aaa297d4 | 327 | ResolveSupport mdns; |
ad6c0475 | 328 | DnssecMode dnssec_mode; |
c9299be2 | 329 | DnsOverTlsMode dns_over_tls_mode; |
8a516214 | 330 | Set *dnssec_negative_trust_anchors; |
fc2f9534 | 331 | |
db5756f3 | 332 | /* NTP */ |
7ece6f58 | 333 | char **ntp; |
fc2f9534 LP |
334 | }; |
335 | ||
35ac3b76 YW |
336 | Network *network_ref(Network *network); |
337 | Network *network_unref(Network *network); | |
338 | DEFINE_TRIVIAL_CLEANUP_FUNC(Network*, network_unref); | |
fc2f9534 | 339 | |
7f06b3e1 YW |
340 | int network_load(Manager *manager, OrderedHashmap **networks); |
341 | int network_reload(Manager *manager); | |
342 | int network_load_one(Manager *manager, OrderedHashmap **networks, const char *filename); | |
96db6412 | 343 | int network_verify(Network *network); |
fc2f9534 LP |
344 | |
345 | int network_get_by_name(Manager *manager, const char *name, Network **ret); | |
add8d07d | 346 | void network_apply_anonymize_if_set(Network *network); |
fc2f9534 | 347 | |
adfeee49 | 348 | bool network_has_static_ipv6_configurations(Network *network); |
439689c6 | 349 | |
cebe1257 | 350 | CONFIG_PARSER_PROTOTYPE(config_parse_stacked_netdev); |
a2106925 | 351 | CONFIG_PARSER_PROTOTYPE(config_parse_tunnel); |
ca5ad760 YW |
352 | CONFIG_PARSER_PROTOTYPE(config_parse_domains); |
353 | CONFIG_PARSER_PROTOTYPE(config_parse_dns); | |
a2106925 LP |
354 | CONFIG_PARSER_PROTOTYPE(config_parse_hostname); |
355 | CONFIG_PARSER_PROTOTYPE(config_parse_timezone); | |
a2106925 | 356 | CONFIG_PARSER_PROTOTYPE(config_parse_dnssec_negative_trust_anchors); |
a2106925 | 357 | CONFIG_PARSER_PROTOTYPE(config_parse_ntp); |
4ac77d63 | 358 | CONFIG_PARSER_PROTOTYPE(config_parse_required_for_online); |
8430841b | 359 | CONFIG_PARSER_PROTOTYPE(config_parse_required_family_for_online); |
7da377ef | 360 | CONFIG_PARSER_PROTOTYPE(config_parse_keep_configuration); |
6f6296b9 | 361 | CONFIG_PARSER_PROTOTYPE(config_parse_ipv6_link_local_address_gen_mode); |
61135582 | 362 | CONFIG_PARSER_PROTOTYPE(config_parse_activation_policy); |
f0c09831 | 363 | CONFIG_PARSER_PROTOTYPE(config_parse_link_group); |
fc2f9534 | 364 | |
c9f7b4d3 | 365 | const struct ConfigPerfItem* network_network_gperf_lookup(const char *key, GPERF_LEN_TYPE length); |
fc2f9534 | 366 | |
7da377ef SS |
367 | const char* keep_configuration_to_string(KeepConfiguration i) _const_; |
368 | KeepConfiguration keep_configuration_from_string(const char *s) _pure_; | |
6f6296b9 YW |
369 | |
370 | const char* ipv6_link_local_address_gen_mode_to_string(IPv6LinkLocalAddressGenMode s) _const_; | |
371 | IPv6LinkLocalAddressGenMode ipv6_link_local_address_gen_mode_from_string(const char *s) _pure_; | |
61135582 DS |
372 | |
373 | const char* activation_policy_to_string(ActivationPolicy i) _const_; | |
374 | ActivationPolicy activation_policy_from_string(const char *s) _pure_; |