]> git.ipfire.org Git - thirdparty/systemd.git/blame - src/network/networkd-network.h
Merge pull request #28917 from yuwata/network-address-pool
[thirdparty/systemd.git] / src / network / networkd-network.h
CommitLineData
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"
c01b9b87 8#include "sd-lldp-tx.h"
634f0f98 9
737f1405 10#include "bridge.h"
fc2f9534 11#include "condition.h"
a2106925 12#include "conf-parser.h"
634f0f98 13#include "hashmap.h"
72e65e6f 14#include "ipoib.h"
5722fb89 15#include "net-condition.h"
737f1405 16#include "netdev.h"
9670e45a 17#include "networkd-bridge-vlan.h"
ca5ad760
YW
18#include "networkd-dhcp-common.h"
19#include "networkd-dhcp4.h"
838d39af 20#include "networkd-dhcp6.h"
de2f372e 21#include "networkd-ipv6ll.h"
7f853950 22#include "networkd-lldp-rx.h"
5f506a55 23#include "networkd-ndisc.h"
6e849e95 24#include "networkd-radv.h"
5e0534f1 25#include "networkd-sysctl.h"
fc2f9534 26#include "networkd-util.h"
5e2a51d5 27#include "ordered-set.h"
a2106925 28#include "resolve-util.h"
e77bd3fd 29#include "socket-netlink.h"
fc2f9534 30
7da377ef 31typedef enum KeepConfiguration {
95355a28
YW
32 KEEP_CONFIGURATION_NO = 0,
33 KEEP_CONFIGURATION_DHCP_ON_START = 1 << 0,
34 KEEP_CONFIGURATION_DHCP_ON_STOP = 1 << 1,
35 KEEP_CONFIGURATION_DHCP = KEEP_CONFIGURATION_DHCP_ON_START | KEEP_CONFIGURATION_DHCP_ON_STOP,
36 KEEP_CONFIGURATION_STATIC = 1 << 2,
37 KEEP_CONFIGURATION_YES = KEEP_CONFIGURATION_DHCP | KEEP_CONFIGURATION_STATIC,
7da377ef 38 _KEEP_CONFIGURATION_MAX,
2d93c20e 39 _KEEP_CONFIGURATION_INVALID = -EINVAL,
7da377ef
SS
40} KeepConfiguration;
41
61135582
DS
42typedef enum ActivationPolicy {
43 ACTIVATION_POLICY_UP,
44 ACTIVATION_POLICY_ALWAYS_UP,
45 ACTIVATION_POLICY_MANUAL,
46 ACTIVATION_POLICY_ALWAYS_DOWN,
47 ACTIVATION_POLICY_DOWN,
48 ACTIVATION_POLICY_BOUND,
49 _ACTIVATION_POLICY_MAX,
2d93c20e 50 _ACTIVATION_POLICY_INVALID = -EINVAL,
61135582
DS
51} ActivationPolicy;
52
634f0f98
ZJS
53typedef struct Manager Manager;
54
2a71d57f
LP
55typedef struct NetworkDHCPServerEmitAddress {
56 bool emit;
57 struct in_addr *addresses;
58 size_t n_addresses;
59} NetworkDHCPServerEmitAddress;
60
fc2f9534
LP
61struct Network {
62 Manager *manager;
63
db5756f3
YW
64 unsigned n_ref;
65
fc2f9534 66 char *name;
db5756f3 67 char *filename;
a2640646 68 char **dropins;
8524db50 69 Hashmap *stats_by_path;
db5756f3 70 char *description;
fc2f9534 71
db5756f3 72 /* [Match] section */
5722fb89 73 NetMatch match;
1beabe08 74 LIST_HEAD(Condition, conditions);
fc2f9534 75
db5756f3 76 /* Master or stacked netdevs */
57aef9d7 77 bool keep_master;
c0267a59 78 NetDev *batadv;
fc2f9534
LP
79 NetDev *bridge;
80 NetDev *bond;
6cb955c6 81 NetDev *vrf;
98d20a17 82 NetDev *xfrm;
fc2f9534 83 Hashmap *stacked_netdevs;
c0267a59 84 char *batadv_name;
cebe1257
YW
85 char *bridge_name;
86 char *bond_name;
87 char *vrf_name;
88 Hashmap *stacked_netdev_names;
fc2f9534 89
db5756f3 90 /* [Link] section */
a8840714 91 struct hw_addr_data hw_addr;
db5756f3 92 uint32_t mtu;
10af8bb2 93 int32_t group;
db5756f3
YW
94 int arp;
95 int multicast;
96 int allmulticast;
937e305e 97 int promiscuous;
db5756f3 98 bool unmanaged;
7c644a69 99 int required_for_online; /* Is this network required to be considered online? */
db5756f3 100 LinkOperationalStateRange required_operstate_for_online;
8430841b 101 AddressFamily required_family_for_online;
61135582 102 ActivationPolicy activation_policy;
db5756f3
YW
103
104 /* misc settings */
105 bool configure_without_carrier;
6706ce2f
YW
106 bool ignore_carrier_loss_set;
107 usec_t ignore_carrier_loss_usec; /* timespan */
db5756f3
YW
108 KeepConfiguration keep_configuration;
109 char **bind_carrier;
110 bool default_route_on_device;
48ed2766 111 AddressFamily ip_masquerade;
db5756f3 112
fc2f9534 113 /* DHCP Client Support */
2d792895 114 AddressFamily dhcp;
499d555a 115 DHCPClientIdentifier dhcp_client_identifier;
4e26a5ba
YW
116 DUID dhcp_duid;
117 uint32_t dhcp_iaid;
118 bool dhcp_iaid_set;
fc2f9534 119 char *dhcp_vendor_class_identifier;
7b8d23a9 120 char *dhcp_mudurl;
af1c0de0 121 char **dhcp_user_class;
27cb34f5 122 char *dhcp_hostname;
d419ef02 123 char *dhcp_label;
715cedfb 124 uint64_t dhcp_max_attempts;
132be2b8 125 uint32_t dhcp_route_metric;
bdad94d0 126 bool dhcp_route_metric_set;
94e9bd57 127 uint32_t dhcp_route_table;
e47bcb7d 128 bool dhcp_route_table_set;
d6463307 129 uint32_t dhcp_fallback_lease_lifetime;
c695dcf9 130 uint32_t dhcp_route_mtu;
9c77d107 131 uint16_t dhcp_client_port;
cb29c156 132 int dhcp_critical;
db5756f3 133 int dhcp_ip_service_type;
ea577968 134 int dhcp_socket_priority;
135 bool dhcp_socket_priority_set;
7585baa0 136 bool dhcp_anonymize;
27cb34f5 137 bool dhcp_send_hostname;
e70eca9b 138 int dhcp_broadcast;
94e9bd57 139 bool dhcp_use_dns;
bdad94d0 140 bool dhcp_use_dns_set;
a24e12f0 141 bool dhcp_routes_to_dns;
94e9bd57 142 bool dhcp_use_ntp;
bdad94d0 143 bool dhcp_use_ntp_set;
d7b04506 144 bool dhcp_routes_to_ntp;
299d578f 145 bool dhcp_use_sip;
edb88a72 146 bool dhcp_use_captive_portal;
94e9bd57 147 bool dhcp_use_mtu;
27cb34f5 148 bool dhcp_use_routes;
589397a2 149 int dhcp_use_gateway;
f95fb199 150 bool dhcp_quickack;
cb35a0d4
SS
151 uint32_t dhcp_initial_congestion_window;
152 uint32_t dhcp_advertised_receive_window;
27cb34f5 153 bool dhcp_use_timezone;
94e9bd57 154 bool dhcp_use_hostname;
e49bad01 155 bool dhcp_use_6rd;
1501b429 156 bool dhcp_send_release;
0f3ff4ea 157 bool dhcp_send_decline;
94e9bd57 158 DHCPUseDomains dhcp_use_domains;
f225a338 159 bool dhcp_use_domains_set;
6b000af4 160 Set *dhcp_deny_listed_ip;
98ebef62 161 Set *dhcp_allow_listed_ip;
5bc945be 162 Set *dhcp_request_options;
0e96961d 163 OrderedHashmap *dhcp_client_send_options;
7354900d 164 OrderedHashmap *dhcp_client_send_vendor_options;
4b3590c3 165 char *dhcp_netlabel;
fc2f9534 166
7802194a 167 /* DHCPv6 Client support */
1536b7b2 168 bool dhcp6_use_address;
0f5ef9b6 169 bool dhcp6_use_pd_prefix;
caa8ca42 170 bool dhcp6_use_dns;
bdad94d0 171 bool dhcp6_use_dns_set;
38ba3da0 172 bool dhcp6_use_hostname;
caa8ca42 173 bool dhcp6_use_ntp;
bdad94d0 174 bool dhcp6_use_ntp_set;
a75feb55 175 bool dhcp6_use_captive_portal;
50ee1fec 176 bool dhcp6_use_rapid_commit;
f225a338
YW
177 DHCPUseDomains dhcp6_use_domains;
178 bool dhcp6_use_domains_set;
4e26a5ba
YW
179 uint32_t dhcp6_iaid;
180 bool dhcp6_iaid_set;
181 bool dhcp6_iaid_set_explicitly;
182 DUID dhcp6_duid;
df8bf726
YW
183 uint8_t dhcp6_pd_prefix_length;
184 struct in6_addr dhcp6_pd_prefix_hint;
3175a8c2 185 char *dhcp6_mudurl;
f37f2a6b 186 char **dhcp6_user_class;
ed0d1b2e 187 char **dhcp6_vendor_class;
0e45721e 188 DHCP6ClientStartMode dhcp6_client_start_mode;
e7d5fe17 189 OrderedHashmap *dhcp6_client_send_options;
b4ccc5de 190 OrderedHashmap *dhcp6_client_send_vendor_options;
35f6a5cb 191 Set *dhcp6_request_options;
4b3590c3 192 char *dhcp6_netlabel;
b895aa5f 193 bool dhcp6_send_release;
caa8ca42 194
fc2f9534
LP
195 /* DHCP Server Support */
196 bool dhcp_server;
21b6b87e 197 bool dhcp_server_bind_to_interface;
0017ba31
YW
198 unsigned char dhcp_server_address_prefixlen;
199 struct in_addr dhcp_server_address;
165d7c5c
YW
200 int dhcp_server_uplink_index;
201 char *dhcp_server_uplink_name;
c95df587 202 struct in_addr dhcp_server_relay_target;
11c38d3e
YA
203 char *dhcp_server_relay_agent_circuit_id;
204 char *dhcp_server_relay_agent_remote_id;
2a71d57f 205 NetworkDHCPServerEmitAddress dhcp_server_emit[_SD_DHCP_LEASE_SERVER_TYPE_MAX];
77ff6022 206 bool dhcp_server_emit_router;
59aa6220 207 struct in_addr dhcp_server_router;
fc2f9534 208 bool dhcp_server_emit_timezone;
1a04db0f 209 char *dhcp_server_timezone;
fc2f9534 210 usec_t dhcp_server_default_lease_time_usec, dhcp_server_max_lease_time_usec;
9b3a67c5
TG
211 uint32_t dhcp_server_pool_offset;
212 uint32_t dhcp_server_pool_size;
db5756f3
YW
213 OrderedHashmap *dhcp_server_send_options;
214 OrderedHashmap *dhcp_server_send_vendor_options;
6278e428
YW
215 struct in_addr dhcp_server_boot_server_address;
216 char *dhcp_server_boot_server_name;
217 char *dhcp_server_boot_filename;
fc2f9534 218
f81ac115 219 /* link-local addressing support */
2d792895 220 AddressFamily link_local;
6f6296b9 221 IPv6LinkLocalAddressGenMode ipv6ll_address_gen_mode;
9e1432d5 222 struct in6_addr ipv6ll_stable_secret;
34b63c9e 223 struct in_addr ipv4ll_start_address;
fc2f9534
LP
224 bool ipv4ll_route;
225
27ff0490 226 /* IPv6 RA support */
56a23cb4 227 RADVPrefixDelegation router_prefix_delegation;
7d5cac19
PF
228 usec_t router_lifetime_usec;
229 uint8_t router_preference;
fdc4c67c 230 usec_t router_retransmit_usec;
b26c3452 231 uint8_t router_hop_limit;
7d5cac19
PF
232 bool router_managed;
233 bool router_other_information;
9e25315c
PF
234 bool router_emit_dns;
235 bool router_emit_domains;
88295a05
PF
236 usec_t router_dns_lifetime_usec;
237 struct in6_addr *router_dns;
238 unsigned n_router_dns;
5e2a51d5 239 OrderedSet *router_search_domains;
63295b42
YW
240 int router_uplink_index;
241 char *router_uplink_name;
99e015e2 242
a27588d4
YW
243 /* DHCP Prefix Delegation support */
244 int dhcp_pd;
245 bool dhcp_pd_announce;
246 bool dhcp_pd_assign;
247 bool dhcp_pd_manage_temporary_address;
248 int64_t dhcp_pd_subnet_id;
249 uint32_t dhcp_pd_route_metric;
250 Set *dhcp_pd_tokens;
251 int dhcp_pd_uplink_index;
252 char *dhcp_pd_uplink_name;
4b3590c3 253 char *dhcp_pd_netlabel;
7d5cac19 254
fc2f9534 255 /* Bridge Support */
7f9915f0
SS
256 int use_bpdu;
257 int hairpin;
97f27f8a 258 int isolated;
7f9915f0
SS
259 int fast_leave;
260 int allow_port_to_be_root;
261 int unicast_flood;
7f15b714 262 int multicast_flood;
d3aa8b49 263 int multicast_to_unicast;
7f15b714
TJ
264 int neighbor_suppression;
265 int learning;
1087623b
SS
266 int bridge_proxy_arp;
267 int bridge_proxy_arp_wifi;
b56be296
DJL
268 uint32_t cost;
269 uint16_t priority;
0fadb2a4 270 MulticastRouter multicast_router;
fc2f9534 271
db5756f3 272 /* Bridge VLAN */
ffff9abe 273 bool use_br_vlan;
13b498f9
TJ
274 uint16_t pvid;
275 uint32_t br_vid_bitmap[BRIDGE_VLAN_BITMAP_LEN];
276 uint32_t br_untagged_bitmap[BRIDGE_VLAN_BITMAP_LEN];
277
06828bb6 278 /* CAN support */
74a27268 279 uint32_t can_bitrate;
06828bb6 280 unsigned can_sample_point;
b164b570
YW
281 nsec_t can_time_quanta_ns;
282 uint32_t can_propagation_segment;
283 uint32_t can_phase_buffer_segment_1;
284 uint32_t can_phase_buffer_segment_2;
285 uint32_t can_sync_jump_width;
7e025e9c
RP
286 uint32_t can_data_bitrate;
287 unsigned can_data_sample_point;
b164b570
YW
288 nsec_t can_data_time_quanta_ns;
289 uint32_t can_data_propagation_segment;
290 uint32_t can_data_phase_buffer_segment_1;
291 uint32_t can_data_phase_buffer_segment_2;
292 uint32_t can_data_sync_jump_width;
06828bb6 293 usec_t can_restart_us;
f1c141cb
YW
294 uint32_t can_control_mode_mask;
295 uint32_t can_control_mode_flags;
239f91f7
YW
296 uint16_t can_termination;
297 bool can_termination_set;
06828bb6 298
72e65e6f
YW
299 /* IPoIB support */
300 IPoIBMode ipoib_mode;
301 int ipoib_umcast;
302
db5756f3 303 /* sysctl settings */
2d792895 304 AddressFamily ip_forward;
94d76d07 305 int ipv4_accept_local;
d75bf6cf 306 int ipv4_route_localnet;
8749cbcd 307 int ipv6_dad_transmits;
b69c3180 308 int ipv6_hop_limit;
23d8b221 309 int proxy_arp;
4e964aa0 310 uint32_t ipv6_mtu;
db5756f3 311 IPv6PrivacyExtensions ipv6_privacy_extensions;
9c72e8f8 312 IPReversePathFilter ipv4_rp_filter;
db5756f3
YW
313 int ipv6_proxy_ndp;
314 Set *ipv6_proxy_ndp_addresses;
4f2e437a 315
db5756f3
YW
316 /* IPv6 accept RA */
317 int ipv6_accept_ra;
1e7a0e21 318 bool ipv6_accept_ra_use_dns;
610c0db1
YW
319 bool ipv6_accept_ra_use_gateway;
320 bool ipv6_accept_ra_use_route_prefix;
062c2eea
SS
321 bool ipv6_accept_ra_use_autonomous_prefix;
322 bool ipv6_accept_ra_use_onlink_prefix;
7d93b92f 323 bool ipv6_accept_ra_use_mtu;
f141b2c0 324 bool ipv6_accept_ra_use_hop_limit;
91750028 325 bool ipv6_accept_ra_use_icmp6_ratelimit;
f95fb199 326 bool ipv6_accept_ra_quickack;
9747955d 327 bool ipv6_accept_ra_use_captive_portal;
eb64b435
SS
328 bool active_slave;
329 bool primary_slave;
1e7a0e21 330 DHCPUseDomains ipv6_accept_ra_use_domains;
ac24e418 331 IPv6AcceptRAStartDHCP6Client ipv6_accept_ra_start_dhcp6_client;
2ba31d29 332 uint32_t ipv6_accept_ra_route_table;
8ebafba9 333 bool ipv6_accept_ra_route_table_set;
6f812d28
YW
334 uint32_t ipv6_accept_ra_route_metric_high;
335 uint32_t ipv6_accept_ra_route_metric_medium;
336 uint32_t ipv6_accept_ra_route_metric_low;
8ebafba9 337 bool ipv6_accept_ra_route_metric_set;
75d26411
YW
338 Set *ndisc_deny_listed_router;
339 Set *ndisc_allow_listed_router;
6b000af4 340 Set *ndisc_deny_listed_prefix;
de6b6ff8 341 Set *ndisc_allow_listed_prefix;
16c89e64 342 Set *ndisc_deny_listed_route_prefix;
de6b6ff8 343 Set *ndisc_allow_listed_route_prefix;
3bac5fe6 344 Set *ndisc_tokens;
4b3590c3 345 char *ndisc_netlabel;
1e7a0e21 346
e9a8c550 347 /* LLDP support */
8e1ad1ea 348 LLDPMode lldp_mode; /* LLDP reception */
c01b9b87
YW
349 sd_lldp_multicast_mode_t lldp_multicast_mode; /* LLDP transmission */
350 char *lldp_mudurl; /* LLDP MUD URL */
fc2f9534 351
9cd9fc8f 352 OrderedHashmap *addresses_by_section;
fc2f9534 353 Hashmap *routes_by_section;
c16c7808 354 Hashmap *nexthops_by_section;
9671ae9d 355 Hashmap *bridge_fdb_entries_by_section;
ff9e0783 356 Hashmap *bridge_mdb_entries_by_section;
aa9626ee 357 OrderedHashmap *neighbors_by_section;
95b74ef6 358 Hashmap *address_labels_by_section;
057abfd8 359 Hashmap *prefixes_by_section;
203d4df5 360 Hashmap *route_prefixes_by_section;
bce67bbe 361 Hashmap *rules_by_section;
c517a49b 362 Hashmap *dhcp_static_leases_by_section;
3a67b8bb
YW
363 Hashmap *qdiscs_by_section;
364 Hashmap *tclasses_by_section;
518cd6b5 365 OrderedHashmap *sr_iov_by_section;
fc2f9534 366
7ece6f58 367 /* All kinds of DNS configuration */
e77bd3fd 368 struct in_addr_full **dns;
5512a963 369 unsigned n_dns;
5e2a51d5 370 OrderedSet *search_domains, *route_domains;
7ece6f58 371 int dns_default_route;
fc2f9534 372 ResolveSupport llmnr;
aaa297d4 373 ResolveSupport mdns;
ad6c0475 374 DnssecMode dnssec_mode;
c9299be2 375 DnsOverTlsMode dns_over_tls_mode;
8a516214 376 Set *dnssec_negative_trust_anchors;
fc2f9534 377
db5756f3 378 /* NTP */
7ece6f58 379 char **ntp;
fc2f9534
LP
380};
381
35ac3b76
YW
382Network *network_ref(Network *network);
383Network *network_unref(Network *network);
384DEFINE_TRIVIAL_CLEANUP_FUNC(Network*, network_unref);
fc2f9534 385
7f06b3e1
YW
386int network_load(Manager *manager, OrderedHashmap **networks);
387int network_reload(Manager *manager);
388int network_load_one(Manager *manager, OrderedHashmap **networks, const char *filename);
96db6412 389int network_verify(Network *network);
fc2f9534 390
a27588d4 391int manager_build_dhcp_pd_subnet_ids(Manager *manager);
1a4ca0e2 392
fc2f9534 393int network_get_by_name(Manager *manager, const char *name, Network **ret);
add8d07d 394void network_apply_anonymize_if_set(Network *network);
fc2f9534 395
adfeee49 396bool network_has_static_ipv6_configurations(Network *network);
439689c6 397
cebe1257 398CONFIG_PARSER_PROTOTYPE(config_parse_stacked_netdev);
a2106925 399CONFIG_PARSER_PROTOTYPE(config_parse_tunnel);
ca5ad760
YW
400CONFIG_PARSER_PROTOTYPE(config_parse_domains);
401CONFIG_PARSER_PROTOTYPE(config_parse_dns);
a2106925 402CONFIG_PARSER_PROTOTYPE(config_parse_timezone);
a2106925 403CONFIG_PARSER_PROTOTYPE(config_parse_dnssec_negative_trust_anchors);
a2106925 404CONFIG_PARSER_PROTOTYPE(config_parse_ntp);
4ac77d63 405CONFIG_PARSER_PROTOTYPE(config_parse_required_for_online);
8430841b 406CONFIG_PARSER_PROTOTYPE(config_parse_required_family_for_online);
7da377ef 407CONFIG_PARSER_PROTOTYPE(config_parse_keep_configuration);
61135582 408CONFIG_PARSER_PROTOTYPE(config_parse_activation_policy);
f0c09831 409CONFIG_PARSER_PROTOTYPE(config_parse_link_group);
6706ce2f 410CONFIG_PARSER_PROTOTYPE(config_parse_ignore_carrier_loss);
fc2f9534 411
c9f7b4d3 412const struct ConfigPerfItem* network_network_gperf_lookup(const char *key, GPERF_LEN_TYPE length);
fc2f9534 413
7da377ef
SS
414const char* keep_configuration_to_string(KeepConfiguration i) _const_;
415KeepConfiguration keep_configuration_from_string(const char *s) _pure_;
6f6296b9 416
61135582
DS
417const char* activation_policy_to_string(ActivationPolicy i) _const_;
418ActivationPolicy activation_policy_from_string(const char *s) _pure_;