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53e1b683 | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
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" |
0f3ff4ea | 8 | #include "sd-ipv4acd.h" |
634f0f98 | 9 | |
737f1405 | 10 | #include "bridge.h" |
fc2f9534 | 11 | #include "condition.h" |
a2106925 | 12 | #include "conf-parser.h" |
634f0f98 | 13 | #include "hashmap.h" |
737f1405 | 14 | #include "netdev.h" |
95b74ef6 | 15 | #include "networkd-address-label.h" |
a2106925 | 16 | #include "networkd-address.h" |
13b498f9 | 17 | #include "networkd-brvlan.h" |
ca5ad760 YW |
18 | #include "networkd-dhcp-common.h" |
19 | #include "networkd-dhcp4.h" | |
564ca984 | 20 | #include "networkd-dhcp-server.h" |
fc2f9534 | 21 | #include "networkd-fdb.h" |
a0e5c15d | 22 | #include "networkd-ipv6-proxy-ndp.h" |
7f853950 | 23 | #include "networkd-lldp-rx.h" |
a2106925 | 24 | #include "networkd-lldp-tx.h" |
5f506a55 | 25 | #include "networkd-ndisc.h" |
e4a71bf3 | 26 | #include "networkd-neighbor.h" |
c16c7808 | 27 | #include "networkd-nexthop.h" |
6e849e95 | 28 | #include "networkd-radv.h" |
71d35b6b | 29 | #include "networkd-route.h" |
bce67bbe | 30 | #include "networkd-routing-policy-rule.h" |
fc2f9534 | 31 | #include "networkd-util.h" |
5e2a51d5 | 32 | #include "ordered-set.h" |
a2106925 | 33 | #include "resolve-util.h" |
fc2f9534 | 34 | |
fc2f9534 LP |
35 | typedef enum IPv6PrivacyExtensions { |
36 | /* The values map to the kernel's /proc/sys/net/ipv6/conf/xxx/use_tempaddr values */ | |
37 | IPV6_PRIVACY_EXTENSIONS_NO, | |
38 | IPV6_PRIVACY_EXTENSIONS_PREFER_PUBLIC, | |
39 | IPV6_PRIVACY_EXTENSIONS_YES, /* aka prefer-temporary */ | |
40 | _IPV6_PRIVACY_EXTENSIONS_MAX, | |
41 | _IPV6_PRIVACY_EXTENSIONS_INVALID = -1, | |
42 | } IPv6PrivacyExtensions; | |
43 | ||
7da377ef | 44 | typedef enum KeepConfiguration { |
95355a28 YW |
45 | KEEP_CONFIGURATION_NO = 0, |
46 | KEEP_CONFIGURATION_DHCP_ON_START = 1 << 0, | |
47 | KEEP_CONFIGURATION_DHCP_ON_STOP = 1 << 1, | |
48 | KEEP_CONFIGURATION_DHCP = KEEP_CONFIGURATION_DHCP_ON_START | KEEP_CONFIGURATION_DHCP_ON_STOP, | |
49 | KEEP_CONFIGURATION_STATIC = 1 << 2, | |
50 | KEEP_CONFIGURATION_YES = KEEP_CONFIGURATION_DHCP | KEEP_CONFIGURATION_STATIC, | |
7da377ef SS |
51 | _KEEP_CONFIGURATION_MAX, |
52 | _KEEP_CONFIGURATION_INVALID = -1, | |
53 | } KeepConfiguration; | |
54 | ||
6f6296b9 YW |
55 | typedef enum IPv6LinkLocalAddressGenMode { |
56 | IPV6_LINK_LOCAL_ADDRESSS_GEN_MODE_EUI64 = IN6_ADDR_GEN_MODE_EUI64, | |
57 | IPV6_LINK_LOCAL_ADDRESSS_GEN_MODE_NONE = IN6_ADDR_GEN_MODE_NONE, | |
58 | IPV6_LINK_LOCAL_ADDRESSS_GEN_MODE_STABLE_PRIVACY = IN6_ADDR_GEN_MODE_STABLE_PRIVACY, | |
59 | IPV6_LINK_LOCAL_ADDRESSS_GEN_MODE_RANDOM = IN6_ADDR_GEN_MODE_RANDOM, | |
60 | _IPV6_LINK_LOCAL_ADDRESS_GEN_MODE_MAX, | |
61 | _IPV6_LINK_LOCAL_ADDRESS_GEN_MODE_INVALID = -1 | |
62 | } IPv6LinkLocalAddressGenMode; | |
63 | ||
634f0f98 ZJS |
64 | typedef struct Manager Manager; |
65 | ||
2a71d57f LP |
66 | typedef struct NetworkDHCPServerEmitAddress { |
67 | bool emit; | |
68 | struct in_addr *addresses; | |
69 | size_t n_addresses; | |
70 | } NetworkDHCPServerEmitAddress; | |
71 | ||
fc2f9534 LP |
72 | struct Network { |
73 | Manager *manager; | |
74 | ||
75 | char *filename; | |
76 | char *name; | |
7f06b3e1 | 77 | usec_t timestamp; |
fc2f9534 | 78 | |
35ac3b76 YW |
79 | unsigned n_ref; |
80 | ||
e90d0374 | 81 | Set *match_mac; |
4bb7cc82 | 82 | Set *match_permanent_mac; |
fc2f9534 LP |
83 | char **match_path; |
84 | char **match_driver; | |
85 | char **match_type; | |
86 | char **match_name; | |
44005bfb | 87 | char **match_property; |
78404d22 | 88 | char **match_wlan_iftype; |
8d968fdd | 89 | char **match_ssid; |
277ba8d1 | 90 | Set *match_bssid; |
1beabe08 | 91 | LIST_HEAD(Condition, conditions); |
fc2f9534 LP |
92 | |
93 | char *description; | |
94 | ||
95 | NetDev *bridge; | |
96 | NetDev *bond; | |
6cb955c6 | 97 | NetDev *vrf; |
98d20a17 | 98 | NetDev *xfrm; |
fc2f9534 | 99 | Hashmap *stacked_netdevs; |
cebe1257 YW |
100 | char *bridge_name; |
101 | char *bond_name; | |
102 | char *vrf_name; | |
103 | Hashmap *stacked_netdev_names; | |
fc2f9534 LP |
104 | |
105 | /* DHCP Client Support */ | |
2d792895 | 106 | AddressFamily dhcp; |
499d555a | 107 | DHCPClientIdentifier dhcp_client_identifier; |
fc2f9534 | 108 | char *dhcp_vendor_class_identifier; |
7b8d23a9 | 109 | char *dhcp_mudurl; |
af1c0de0 | 110 | char **dhcp_user_class; |
27cb34f5 | 111 | char *dhcp_hostname; |
715cedfb | 112 | uint64_t dhcp_max_attempts; |
132be2b8 | 113 | uint32_t dhcp_route_metric; |
bdad94d0 | 114 | bool dhcp_route_metric_set; |
94e9bd57 | 115 | uint32_t dhcp_route_table; |
d6463307 | 116 | uint32_t dhcp_fallback_lease_lifetime; |
c695dcf9 | 117 | uint32_t dhcp_route_mtu; |
9c77d107 | 118 | uint16_t dhcp_client_port; |
cb29c156 SS |
119 | int dhcp_critical; |
120 | int ip_service_type; | |
7585baa0 | 121 | bool dhcp_anonymize; |
27cb34f5 | 122 | bool dhcp_send_hostname; |
fc2f9534 | 123 | bool dhcp_broadcast; |
94e9bd57 | 124 | bool dhcp_use_dns; |
bdad94d0 | 125 | bool dhcp_use_dns_set; |
a24e12f0 | 126 | bool dhcp_routes_to_dns; |
94e9bd57 | 127 | bool dhcp_use_ntp; |
bdad94d0 | 128 | bool dhcp_use_ntp_set; |
299d578f | 129 | bool dhcp_use_sip; |
94e9bd57 | 130 | bool dhcp_use_mtu; |
27cb34f5 | 131 | bool dhcp_use_routes; |
589397a2 | 132 | int dhcp_use_gateway; |
27cb34f5 | 133 | bool dhcp_use_timezone; |
fb5c8216 | 134 | bool rapid_commit; |
94e9bd57 | 135 | bool dhcp_use_hostname; |
fc1ba79d | 136 | bool dhcp_route_table_set; |
1501b429 | 137 | bool dhcp_send_release; |
0f3ff4ea | 138 | bool dhcp_send_decline; |
94e9bd57 | 139 | DHCPUseDomains dhcp_use_domains; |
0f3ff4ea | 140 | sd_ipv4acd *dhcp_acd; |
6b000af4 | 141 | Set *dhcp_deny_listed_ip; |
5bc945be | 142 | Set *dhcp_request_options; |
0e96961d | 143 | OrderedHashmap *dhcp_client_send_options; |
7354900d | 144 | OrderedHashmap *dhcp_client_send_vendor_options; |
0e96961d | 145 | OrderedHashmap *dhcp_server_send_options; |
7354900d | 146 | OrderedHashmap *dhcp_server_send_vendor_options; |
fc2f9534 | 147 | |
caa8ca42 SS |
148 | /* DHCPv6 Client support*/ |
149 | bool dhcp6_use_dns; | |
bdad94d0 | 150 | bool dhcp6_use_dns_set; |
caa8ca42 | 151 | bool dhcp6_use_ntp; |
bdad94d0 | 152 | bool dhcp6_use_ntp_set; |
cd305af1 | 153 | bool dhcp6_without_ra; |
2805536b | 154 | uint8_t dhcp6_pd_length; |
1bf1bfd9 | 155 | uint32_t dhcp6_route_metric; |
bdad94d0 | 156 | bool dhcp6_route_metric_set; |
3175a8c2 | 157 | char *dhcp6_mudurl; |
f37f2a6b | 158 | char **dhcp6_user_class; |
ed0d1b2e | 159 | char **dhcp6_vendor_class; |
2805536b | 160 | struct in6_addr dhcp6_pd_address; |
e7d5fe17 | 161 | OrderedHashmap *dhcp6_client_send_options; |
b4ccc5de | 162 | OrderedHashmap *dhcp6_client_send_vendor_options; |
35f6a5cb | 163 | Set *dhcp6_request_options; |
caa8ca42 | 164 | |
fc2f9534 LP |
165 | /* DHCP Server Support */ |
166 | bool dhcp_server; | |
2a71d57f | 167 | NetworkDHCPServerEmitAddress dhcp_server_emit[_SD_DHCP_LEASE_SERVER_TYPE_MAX]; |
77ff6022 | 168 | bool dhcp_server_emit_router; |
fc2f9534 | 169 | bool dhcp_server_emit_timezone; |
1a04db0f | 170 | char *dhcp_server_timezone; |
fc2f9534 | 171 | usec_t dhcp_server_default_lease_time_usec, dhcp_server_max_lease_time_usec; |
9b3a67c5 TG |
172 | uint32_t dhcp_server_pool_offset; |
173 | uint32_t dhcp_server_pool_size; | |
fc2f9534 | 174 | |
6f6296b9 | 175 | /* link local addressing support */ |
2d792895 | 176 | AddressFamily link_local; |
6f6296b9 | 177 | IPv6LinkLocalAddressGenMode ipv6ll_address_gen_mode; |
fc2f9534 LP |
178 | bool ipv4ll_route; |
179 | ||
5d5003ab YW |
180 | bool default_route_on_device; |
181 | ||
7d5cac19 | 182 | /* IPv6 prefix delegation support */ |
56a23cb4 | 183 | RADVPrefixDelegation router_prefix_delegation; |
02e9e34b | 184 | int64_t router_prefix_subnet_id; |
7d5cac19 PF |
185 | usec_t router_lifetime_usec; |
186 | uint8_t router_preference; | |
187 | bool router_managed; | |
188 | bool router_other_information; | |
9e25315c PF |
189 | bool router_emit_dns; |
190 | bool router_emit_domains; | |
88295a05 PF |
191 | usec_t router_dns_lifetime_usec; |
192 | struct in6_addr *router_dns; | |
193 | unsigned n_router_dns; | |
5e2a51d5 | 194 | OrderedSet *router_search_domains; |
125f20b4 PF |
195 | bool dhcp6_force_pd_other_information; /* Start DHCPv6 PD also when 'O' |
196 | RA flag is set, see RFC 7084, | |
197 | WPD-4 */ | |
9efa8a3c | 198 | bool dhcp6_pd_assign_prefix; |
120b5c0b | 199 | union in_addr_union dhcp6_delegation_prefix_token; |
7d5cac19 | 200 | |
fc2f9534 | 201 | /* Bridge Support */ |
7f9915f0 SS |
202 | int use_bpdu; |
203 | int hairpin; | |
204 | int fast_leave; | |
205 | int allow_port_to_be_root; | |
206 | int unicast_flood; | |
7f15b714 | 207 | int multicast_flood; |
d3aa8b49 | 208 | int multicast_to_unicast; |
7f15b714 TJ |
209 | int neighbor_suppression; |
210 | int learning; | |
1087623b SS |
211 | int bridge_proxy_arp; |
212 | int bridge_proxy_arp_wifi; | |
b56be296 DJL |
213 | uint32_t cost; |
214 | uint16_t priority; | |
0fadb2a4 | 215 | MulticastRouter multicast_router; |
fc2f9534 | 216 | |
ffff9abe | 217 | bool use_br_vlan; |
13b498f9 TJ |
218 | uint16_t pvid; |
219 | uint32_t br_vid_bitmap[BRIDGE_VLAN_BITMAP_LEN]; | |
220 | uint32_t br_untagged_bitmap[BRIDGE_VLAN_BITMAP_LEN]; | |
221 | ||
06828bb6 | 222 | /* CAN support */ |
74a27268 | 223 | uint32_t can_bitrate; |
06828bb6 | 224 | unsigned can_sample_point; |
7e025e9c RP |
225 | uint32_t can_data_bitrate; |
226 | unsigned can_data_sample_point; | |
06828bb6 | 227 | usec_t can_restart_us; |
c423be28 | 228 | int can_triple_sampling; |
52aa38f1 | 229 | int can_termination; |
74f0fb90 | 230 | int can_listen_only; |
7e025e9c RP |
231 | int can_fd_mode; |
232 | int can_non_iso; | |
06828bb6 | 233 | |
2d792895 | 234 | AddressFamily ip_forward; |
fc2f9534 | 235 | bool ip_masquerade; |
94d76d07 | 236 | int ipv4_accept_local; |
fc2f9534 | 237 | |
4f2e437a | 238 | int ipv6_accept_ra; |
8749cbcd | 239 | int ipv6_dad_transmits; |
b69c3180 | 240 | int ipv6_hop_limit; |
465dfe59 | 241 | int ipv6_proxy_ndp; |
23d8b221 | 242 | int proxy_arp; |
4e964aa0 | 243 | uint32_t ipv6_mtu; |
4f2e437a | 244 | |
1e7a0e21 | 245 | bool ipv6_accept_ra_use_dns; |
062c2eea SS |
246 | bool ipv6_accept_ra_use_autonomous_prefix; |
247 | bool ipv6_accept_ra_use_onlink_prefix; | |
eb64b435 SS |
248 | bool active_slave; |
249 | bool primary_slave; | |
ac24e418 | 250 | bool ipv6_accept_ra_route_table_set; |
1e7a0e21 | 251 | DHCPUseDomains ipv6_accept_ra_use_domains; |
ac24e418 | 252 | IPv6AcceptRAStartDHCP6Client ipv6_accept_ra_start_dhcp6_client; |
2ba31d29 | 253 | uint32_t ipv6_accept_ra_route_table; |
6b000af4 | 254 | Set *ndisc_deny_listed_prefix; |
5f506a55 | 255 | OrderedHashmap *ipv6_tokens; |
1e7a0e21 | 256 | |
fc2f9534 LP |
257 | IPv6PrivacyExtensions ipv6_privacy_extensions; |
258 | ||
259 | struct ether_addr *mac; | |
4e964aa0 | 260 | uint32_t mtu; |
89fe6535 | 261 | uint32_t group; |
99d2baa2 | 262 | int arp; |
e6ebebbe | 263 | int multicast; |
866e6b7a | 264 | int allmulticast; |
a09dc546 | 265 | bool unmanaged; |
dad2d78e | 266 | bool configure_without_carrier; |
bd0d471c | 267 | int ignore_carrier_loss; |
7da377ef | 268 | KeepConfiguration keep_configuration; |
413708d1 | 269 | uint32_t iaid; |
8341a5c3 | 270 | DUID duid; |
fc2f9534 | 271 | |
8217ed5e TH |
272 | bool iaid_set; |
273 | ||
c1a38904 | 274 | bool required_for_online; /* Is this network required to be considered online? */ |
75cd4a5d | 275 | LinkOperationalStateRange required_operstate_for_online; |
c1a38904 | 276 | |
e9a8c550 | 277 | /* LLDP support */ |
8e1ad1ea | 278 | LLDPMode lldp_mode; /* LLDP reception */ |
7272b25e | 279 | LLDPEmit lldp_emit; /* LLDP transmission */ |
e9a8c550 | 280 | char *lldp_mud; /* LLDP MUD URL */ |
fc2f9534 LP |
281 | |
282 | LIST_HEAD(Address, static_addresses); | |
283 | LIST_HEAD(Route, static_routes); | |
c16c7808 | 284 | LIST_HEAD(NextHop, static_nexthops); |
fc2f9534 | 285 | LIST_HEAD(FdbEntry, static_fdb_entries); |
a0e5c15d | 286 | LIST_HEAD(IPv6ProxyNDPAddress, ipv6_proxy_ndp_addresses); |
e4a71bf3 | 287 | LIST_HEAD(Neighbor, neighbors); |
95b74ef6 | 288 | LIST_HEAD(AddressLabel, address_labels); |
057abfd8 | 289 | LIST_HEAD(Prefix, static_prefixes); |
95081e08 | 290 | LIST_HEAD(RoutePrefix, static_route_prefixes); |
bce67bbe | 291 | LIST_HEAD(RoutingPolicyRule, rules); |
fc2f9534 | 292 | |
8c34b963 LP |
293 | unsigned n_static_addresses; |
294 | unsigned n_static_routes; | |
c16c7808 | 295 | unsigned n_static_nexthops; |
8c34b963 | 296 | unsigned n_static_fdb_entries; |
a0e5c15d | 297 | unsigned n_ipv6_proxy_ndp_addresses; |
e4a71bf3 | 298 | unsigned n_neighbors; |
95b74ef6 | 299 | unsigned n_address_labels; |
057abfd8 | 300 | unsigned n_static_prefixes; |
203d4df5 | 301 | unsigned n_static_route_prefixes; |
bce67bbe | 302 | unsigned n_rules; |
8c34b963 | 303 | |
fc2f9534 LP |
304 | Hashmap *addresses_by_section; |
305 | Hashmap *routes_by_section; | |
c16c7808 | 306 | Hashmap *nexthops_by_section; |
fc2f9534 | 307 | Hashmap *fdb_entries_by_section; |
e4a71bf3 | 308 | Hashmap *neighbors_by_section; |
95b74ef6 | 309 | Hashmap *address_labels_by_section; |
057abfd8 | 310 | Hashmap *prefixes_by_section; |
203d4df5 | 311 | Hashmap *route_prefixes_by_section; |
bce67bbe | 312 | Hashmap *rules_by_section; |
34658df2 | 313 | OrderedHashmap *tc_by_section; |
fc2f9534 | 314 | |
7ece6f58 | 315 | /* All kinds of DNS configuration */ |
5512a963 LP |
316 | struct in_addr_data *dns; |
317 | unsigned n_dns; | |
5e2a51d5 ZJS |
318 | OrderedSet *search_domains, *route_domains; |
319 | ||
7ece6f58 | 320 | int dns_default_route; |
fc2f9534 | 321 | ResolveSupport llmnr; |
aaa297d4 | 322 | ResolveSupport mdns; |
ad6c0475 | 323 | DnssecMode dnssec_mode; |
c9299be2 | 324 | DnsOverTlsMode dns_over_tls_mode; |
8a516214 | 325 | Set *dnssec_negative_trust_anchors; |
fc2f9534 | 326 | |
7ece6f58 LP |
327 | char **ntp; |
328 | char **bind_carrier; | |
fc2f9534 LP |
329 | }; |
330 | ||
35ac3b76 YW |
331 | Network *network_ref(Network *network); |
332 | Network *network_unref(Network *network); | |
333 | DEFINE_TRIVIAL_CLEANUP_FUNC(Network*, network_unref); | |
fc2f9534 | 334 | |
7f06b3e1 YW |
335 | int network_load(Manager *manager, OrderedHashmap **networks); |
336 | int network_reload(Manager *manager); | |
337 | int network_load_one(Manager *manager, OrderedHashmap **networks, const char *filename); | |
96db6412 | 338 | int network_verify(Network *network); |
fc2f9534 LP |
339 | |
340 | int network_get_by_name(Manager *manager, const char *name, Network **ret); | |
c643bda5 YW |
341 | int network_get(Manager *manager, unsigned short iftype, sd_device *device, |
342 | const char *ifname, char * const *alternative_names, const char *driver, | |
4bb7cc82 | 343 | const struct ether_addr *mac, const struct ether_addr *permanent_mac, |
c643bda5 YW |
344 | enum nl80211_iftype wlan_iftype, const char *ssid, const struct ether_addr *bssid, |
345 | Network **ret); | |
7d342c03 | 346 | int network_apply(Network *network, Link *link); |
add8d07d | 347 | void network_apply_anonymize_if_set(Network *network); |
fc2f9534 | 348 | |
adfeee49 | 349 | bool network_has_static_ipv6_configurations(Network *network); |
439689c6 | 350 | |
cebe1257 | 351 | CONFIG_PARSER_PROTOTYPE(config_parse_stacked_netdev); |
a2106925 | 352 | CONFIG_PARSER_PROTOTYPE(config_parse_tunnel); |
a2106925 LP |
353 | CONFIG_PARSER_PROTOTYPE(config_parse_ipv6token); |
354 | CONFIG_PARSER_PROTOTYPE(config_parse_ipv6_privacy_extensions); | |
ca5ad760 YW |
355 | CONFIG_PARSER_PROTOTYPE(config_parse_domains); |
356 | CONFIG_PARSER_PROTOTYPE(config_parse_dns); | |
a2106925 LP |
357 | CONFIG_PARSER_PROTOTYPE(config_parse_hostname); |
358 | CONFIG_PARSER_PROTOTYPE(config_parse_timezone); | |
a2106925 | 359 | CONFIG_PARSER_PROTOTYPE(config_parse_dnssec_negative_trust_anchors); |
a2106925 | 360 | CONFIG_PARSER_PROTOTYPE(config_parse_ntp); |
4ac77d63 | 361 | CONFIG_PARSER_PROTOTYPE(config_parse_required_for_online); |
7da377ef | 362 | CONFIG_PARSER_PROTOTYPE(config_parse_keep_configuration); |
6f6296b9 | 363 | CONFIG_PARSER_PROTOTYPE(config_parse_ipv6_link_local_address_gen_mode); |
fc2f9534 | 364 | |
c9f7b4d3 | 365 | const struct ConfigPerfItem* network_network_gperf_lookup(const char *key, GPERF_LEN_TYPE length); |
fc2f9534 | 366 | |
fc2f9534 LP |
367 | const char* ipv6_privacy_extensions_to_string(IPv6PrivacyExtensions i) _const_; |
368 | IPv6PrivacyExtensions ipv6_privacy_extensions_from_string(const char *s) _pure_; | |
b2a81c0b | 369 | |
7da377ef SS |
370 | const char* keep_configuration_to_string(KeepConfiguration i) _const_; |
371 | KeepConfiguration keep_configuration_from_string(const char *s) _pure_; | |
6f6296b9 YW |
372 | |
373 | const char* ipv6_link_local_address_gen_mode_to_string(IPv6LinkLocalAddressGenMode s) _const_; | |
374 | IPv6LinkLocalAddressGenMode ipv6_link_local_address_gen_mode_from_string(const char *s) _pure_; |