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53e1b683 | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
fc2f9534 LP |
2 | #pragma once |
3 | ||
634f0f98 | 4 | #include "sd-bus.h" |
51517f9e | 5 | #include "sd-device.h" |
634f0f98 | 6 | |
fc2f9534 | 7 | #include "condition.h" |
a2106925 | 8 | #include "conf-parser.h" |
634f0f98 ZJS |
9 | #include "dhcp-identifier.h" |
10 | #include "hashmap.h" | |
8e2cb51c | 11 | #include "netdev/bridge.h" |
a2106925 | 12 | #include "netdev/netdev.h" |
95b74ef6 | 13 | #include "networkd-address-label.h" |
a2106925 | 14 | #include "networkd-address.h" |
13b498f9 | 15 | #include "networkd-brvlan.h" |
fc2f9534 | 16 | #include "networkd-fdb.h" |
a0e5c15d | 17 | #include "networkd-ipv6-proxy-ndp.h" |
7f853950 | 18 | #include "networkd-lldp-rx.h" |
a2106925 | 19 | #include "networkd-lldp-tx.h" |
e4a71bf3 | 20 | #include "networkd-neighbor.h" |
6e849e95 | 21 | #include "networkd-radv.h" |
71d35b6b | 22 | #include "networkd-route.h" |
bce67bbe | 23 | #include "networkd-routing-policy-rule.h" |
fc2f9534 | 24 | #include "networkd-util.h" |
5e2a51d5 | 25 | #include "ordered-set.h" |
a2106925 | 26 | #include "resolve-util.h" |
fc2f9534 LP |
27 | |
28 | #define DHCP_ROUTE_METRIC 1024 | |
29 | #define IPV4LL_ROUTE_METRIC 2048 | |
30 | ||
13b498f9 TJ |
31 | #define BRIDGE_VLAN_BITMAP_MAX 4096 |
32 | #define BRIDGE_VLAN_BITMAP_LEN (BRIDGE_VLAN_BITMAP_MAX / 32) | |
33 | ||
499d555a | 34 | typedef enum DHCPClientIdentifier { |
fc2f9534 LP |
35 | DHCP_CLIENT_ID_MAC, |
36 | DHCP_CLIENT_ID_DUID, | |
dace710c YW |
37 | /* The following option may not be good for RFC regarding DHCP (3315 and 4361). |
38 | * But some setups require this. E.g., Sky Broadband, the second largest provider in the UK | |
39 | * requires the client id to be set to a custom string, reported at | |
40 | * https://github.com/systemd/systemd/issues/7828 */ | |
41 | DHCP_CLIENT_ID_DUID_ONLY, | |
fc2f9534 LP |
42 | _DHCP_CLIENT_ID_MAX, |
43 | _DHCP_CLIENT_ID_INVALID = -1, | |
499d555a | 44 | } DHCPClientIdentifier; |
fc2f9534 LP |
45 | |
46 | typedef enum IPv6PrivacyExtensions { | |
47 | /* The values map to the kernel's /proc/sys/net/ipv6/conf/xxx/use_tempaddr values */ | |
48 | IPV6_PRIVACY_EXTENSIONS_NO, | |
49 | IPV6_PRIVACY_EXTENSIONS_PREFER_PUBLIC, | |
50 | IPV6_PRIVACY_EXTENSIONS_YES, /* aka prefer-temporary */ | |
51 | _IPV6_PRIVACY_EXTENSIONS_MAX, | |
52 | _IPV6_PRIVACY_EXTENSIONS_INVALID = -1, | |
53 | } IPv6PrivacyExtensions; | |
54 | ||
b2a81c0b LP |
55 | typedef enum DHCPUseDomains { |
56 | DHCP_USE_DOMAINS_NO, | |
57 | DHCP_USE_DOMAINS_YES, | |
58 | DHCP_USE_DOMAINS_ROUTE, | |
59 | _DHCP_USE_DOMAINS_MAX, | |
60 | _DHCP_USE_DOMAINS_INVALID = -1, | |
61 | } DHCPUseDomains; | |
62 | ||
8341a5c3 ZJS |
63 | typedef struct DUID { |
64 | /* Value of Type in [DHCP] section */ | |
65 | DUIDType type; | |
66 | ||
67 | uint8_t raw_data_len; | |
68 | uint8_t raw_data[MAX_DUID_LEN]; | |
0cf7c3fd | 69 | usec_t llt_time; |
8341a5c3 ZJS |
70 | } DUID; |
71 | ||
56a23cb4 PF |
72 | typedef enum RADVPrefixDelegation { |
73 | RADV_PREFIX_DELEGATION_NONE, | |
74 | RADV_PREFIX_DELEGATION_STATIC, | |
75 | RADV_PREFIX_DELEGATION_DHCP6, | |
76 | RADV_PREFIX_DELEGATION_BOTH, | |
6b1dec66 YW |
77 | _RADV_PREFIX_DELEGATION_MAX, |
78 | _RADV_PREFIX_DELEGATION_INVALID = -1, | |
56a23cb4 PF |
79 | } RADVPrefixDelegation; |
80 | ||
634f0f98 ZJS |
81 | typedef struct Manager Manager; |
82 | ||
fc2f9534 LP |
83 | struct Network { |
84 | Manager *manager; | |
85 | ||
86 | char *filename; | |
87 | char *name; | |
88 | ||
35ac3b76 YW |
89 | unsigned n_ref; |
90 | ||
e90d0374 | 91 | Set *match_mac; |
fc2f9534 LP |
92 | char **match_path; |
93 | char **match_driver; | |
94 | char **match_type; | |
95 | char **match_name; | |
1beabe08 | 96 | LIST_HEAD(Condition, conditions); |
fc2f9534 LP |
97 | |
98 | char *description; | |
99 | ||
100 | NetDev *bridge; | |
101 | NetDev *bond; | |
6cb955c6 | 102 | NetDev *vrf; |
fc2f9534 | 103 | Hashmap *stacked_netdevs; |
cebe1257 YW |
104 | char *bridge_name; |
105 | char *bond_name; | |
106 | char *vrf_name; | |
107 | Hashmap *stacked_netdev_names; | |
fc2f9534 LP |
108 | |
109 | /* DHCP Client Support */ | |
110 | AddressFamilyBoolean dhcp; | |
499d555a | 111 | DHCPClientIdentifier dhcp_client_identifier; |
fc2f9534 | 112 | char *dhcp_vendor_class_identifier; |
af1c0de0 | 113 | char **dhcp_user_class; |
27cb34f5 | 114 | char *dhcp_hostname; |
715cedfb | 115 | uint64_t dhcp_max_attempts; |
94e9bd57 LP |
116 | unsigned dhcp_route_metric; |
117 | uint32_t dhcp_route_table; | |
9c77d107 | 118 | uint16_t dhcp_client_port; |
7585baa0 | 119 | bool dhcp_anonymize; |
27cb34f5 | 120 | bool dhcp_send_hostname; |
fc2f9534 LP |
121 | bool dhcp_broadcast; |
122 | bool dhcp_critical; | |
94e9bd57 LP |
123 | bool dhcp_use_dns; |
124 | bool dhcp_use_ntp; | |
125 | bool dhcp_use_mtu; | |
27cb34f5 LP |
126 | bool dhcp_use_routes; |
127 | bool dhcp_use_timezone; | |
fb5c8216 | 128 | bool rapid_commit; |
94e9bd57 | 129 | bool dhcp_use_hostname; |
fc1ba79d | 130 | bool dhcp_route_table_set; |
1501b429 | 131 | bool dhcp_send_release; |
94e9bd57 | 132 | DHCPUseDomains dhcp_use_domains; |
727b5734 | 133 | Set *dhcp_black_listed_ip; |
fc2f9534 LP |
134 | |
135 | /* DHCP Server Support */ | |
136 | bool dhcp_server; | |
1a04db0f LP |
137 | bool dhcp_server_emit_dns; |
138 | struct in_addr *dhcp_server_dns; | |
139 | unsigned n_dhcp_server_dns; | |
140 | bool dhcp_server_emit_ntp; | |
141 | struct in_addr *dhcp_server_ntp; | |
142 | unsigned n_dhcp_server_ntp; | |
77ff6022 | 143 | bool dhcp_server_emit_router; |
fc2f9534 | 144 | bool dhcp_server_emit_timezone; |
1a04db0f | 145 | char *dhcp_server_timezone; |
fc2f9534 | 146 | usec_t dhcp_server_default_lease_time_usec, dhcp_server_max_lease_time_usec; |
9b3a67c5 TG |
147 | uint32_t dhcp_server_pool_offset; |
148 | uint32_t dhcp_server_pool_size; | |
fc2f9534 LP |
149 | |
150 | /* IPV4LL Support */ | |
151 | AddressFamilyBoolean link_local; | |
152 | bool ipv4ll_route; | |
153 | ||
7d5cac19 | 154 | /* IPv6 prefix delegation support */ |
56a23cb4 | 155 | RADVPrefixDelegation router_prefix_delegation; |
7d5cac19 PF |
156 | usec_t router_lifetime_usec; |
157 | uint8_t router_preference; | |
158 | bool router_managed; | |
159 | bool router_other_information; | |
9e25315c PF |
160 | bool router_emit_dns; |
161 | bool router_emit_domains; | |
88295a05 PF |
162 | usec_t router_dns_lifetime_usec; |
163 | struct in6_addr *router_dns; | |
164 | unsigned n_router_dns; | |
5e2a51d5 | 165 | OrderedSet *router_search_domains; |
125f20b4 PF |
166 | bool dhcp6_force_pd_other_information; /* Start DHCPv6 PD also when 'O' |
167 | RA flag is set, see RFC 7084, | |
168 | WPD-4 */ | |
7d5cac19 | 169 | |
fc2f9534 | 170 | /* Bridge Support */ |
7f9915f0 SS |
171 | int use_bpdu; |
172 | int hairpin; | |
173 | int fast_leave; | |
174 | int allow_port_to_be_root; | |
175 | int unicast_flood; | |
7f15b714 | 176 | int multicast_flood; |
d3aa8b49 | 177 | int multicast_to_unicast; |
7f15b714 TJ |
178 | int neighbor_suppression; |
179 | int learning; | |
1087623b SS |
180 | int bridge_proxy_arp; |
181 | int bridge_proxy_arp_wifi; | |
b56be296 DJL |
182 | uint32_t cost; |
183 | uint16_t priority; | |
0fadb2a4 | 184 | MulticastRouter multicast_router; |
fc2f9534 | 185 | |
ffff9abe | 186 | bool use_br_vlan; |
13b498f9 TJ |
187 | uint16_t pvid; |
188 | uint32_t br_vid_bitmap[BRIDGE_VLAN_BITMAP_LEN]; | |
189 | uint32_t br_untagged_bitmap[BRIDGE_VLAN_BITMAP_LEN]; | |
190 | ||
06828bb6 HP |
191 | /* CAN support */ |
192 | size_t can_bitrate; | |
193 | unsigned can_sample_point; | |
194 | usec_t can_restart_us; | |
c423be28 | 195 | int can_triple_sampling; |
06828bb6 | 196 | |
fc2f9534 LP |
197 | AddressFamilyBoolean ip_forward; |
198 | bool ip_masquerade; | |
199 | ||
4f2e437a | 200 | int ipv6_accept_ra; |
8749cbcd | 201 | int ipv6_dad_transmits; |
b69c3180 | 202 | int ipv6_hop_limit; |
465dfe59 | 203 | int ipv6_proxy_ndp; |
23d8b221 | 204 | int proxy_arp; |
4e964aa0 | 205 | uint32_t ipv6_mtu; |
4f2e437a | 206 | |
1e7a0e21 | 207 | bool ipv6_accept_ra_use_dns; |
062c2eea SS |
208 | bool ipv6_accept_ra_use_autonomous_prefix; |
209 | bool ipv6_accept_ra_use_onlink_prefix; | |
eb64b435 SS |
210 | bool active_slave; |
211 | bool primary_slave; | |
1e7a0e21 | 212 | DHCPUseDomains ipv6_accept_ra_use_domains; |
2ba31d29 | 213 | uint32_t ipv6_accept_ra_route_table; |
d5fa3339 | 214 | bool ipv6_accept_ra_route_table_set; |
1e7a0e21 | 215 | |
fc2f9534 LP |
216 | union in_addr_union ipv6_token; |
217 | IPv6PrivacyExtensions ipv6_privacy_extensions; | |
218 | ||
219 | struct ether_addr *mac; | |
4e964aa0 | 220 | uint32_t mtu; |
99d2baa2 | 221 | int arp; |
e6ebebbe | 222 | int multicast; |
866e6b7a | 223 | int allmulticast; |
a09dc546 | 224 | bool unmanaged; |
dad2d78e | 225 | bool configure_without_carrier; |
93b4dab5 | 226 | bool ignore_carrier_loss; |
413708d1 | 227 | uint32_t iaid; |
8341a5c3 | 228 | DUID duid; |
fc2f9534 | 229 | |
8217ed5e TH |
230 | bool iaid_set; |
231 | ||
c1a38904 | 232 | bool required_for_online; /* Is this network required to be considered online? */ |
4ac77d63 | 233 | LinkOperationalState required_operstate_for_online; |
c1a38904 | 234 | |
8e1ad1ea | 235 | LLDPMode lldp_mode; /* LLDP reception */ |
7272b25e | 236 | LLDPEmit lldp_emit; /* LLDP transmission */ |
fc2f9534 LP |
237 | |
238 | LIST_HEAD(Address, static_addresses); | |
239 | LIST_HEAD(Route, static_routes); | |
240 | LIST_HEAD(FdbEntry, static_fdb_entries); | |
a0e5c15d | 241 | LIST_HEAD(IPv6ProxyNDPAddress, ipv6_proxy_ndp_addresses); |
e4a71bf3 | 242 | LIST_HEAD(Neighbor, neighbors); |
95b74ef6 | 243 | LIST_HEAD(AddressLabel, address_labels); |
057abfd8 | 244 | LIST_HEAD(Prefix, static_prefixes); |
bce67bbe | 245 | LIST_HEAD(RoutingPolicyRule, rules); |
fc2f9534 | 246 | |
8c34b963 LP |
247 | unsigned n_static_addresses; |
248 | unsigned n_static_routes; | |
249 | unsigned n_static_fdb_entries; | |
a0e5c15d | 250 | unsigned n_ipv6_proxy_ndp_addresses; |
e4a71bf3 | 251 | unsigned n_neighbors; |
95b74ef6 | 252 | unsigned n_address_labels; |
057abfd8 | 253 | unsigned n_static_prefixes; |
bce67bbe | 254 | unsigned n_rules; |
8c34b963 | 255 | |
fc2f9534 LP |
256 | Hashmap *addresses_by_section; |
257 | Hashmap *routes_by_section; | |
258 | Hashmap *fdb_entries_by_section; | |
e4a71bf3 | 259 | Hashmap *neighbors_by_section; |
95b74ef6 | 260 | Hashmap *address_labels_by_section; |
057abfd8 | 261 | Hashmap *prefixes_by_section; |
bce67bbe | 262 | Hashmap *rules_by_section; |
fc2f9534 | 263 | |
7ece6f58 | 264 | /* All kinds of DNS configuration */ |
5512a963 LP |
265 | struct in_addr_data *dns; |
266 | unsigned n_dns; | |
5e2a51d5 ZJS |
267 | OrderedSet *search_domains, *route_domains; |
268 | ||
7ece6f58 | 269 | int dns_default_route; |
fc2f9534 | 270 | ResolveSupport llmnr; |
aaa297d4 | 271 | ResolveSupport mdns; |
ad6c0475 | 272 | DnssecMode dnssec_mode; |
c9299be2 | 273 | DnsOverTlsMode dns_over_tls_mode; |
8a516214 | 274 | Set *dnssec_negative_trust_anchors; |
fc2f9534 | 275 | |
7ece6f58 LP |
276 | char **ntp; |
277 | char **bind_carrier; | |
fc2f9534 LP |
278 | }; |
279 | ||
35ac3b76 YW |
280 | Network *network_ref(Network *network); |
281 | Network *network_unref(Network *network); | |
282 | DEFINE_TRIVIAL_CLEANUP_FUNC(Network*, network_unref); | |
fc2f9534 LP |
283 | |
284 | int network_load(Manager *manager); | |
212bd73c | 285 | int network_load_one(Manager *manager, const char *filename); |
96db6412 | 286 | int network_verify(Network *network); |
fc2f9534 LP |
287 | |
288 | int network_get_by_name(Manager *manager, const char *name, Network **ret); | |
51517f9e | 289 | int network_get(Manager *manager, sd_device *device, const char *ifname, const struct ether_addr *mac, Network **ret); |
7d342c03 | 290 | int network_apply(Network *network, Link *link); |
add8d07d | 291 | void network_apply_anonymize_if_set(Network *network); |
fc2f9534 | 292 | |
439689c6 SS |
293 | bool network_has_static_ipv6_addresses(Network *network); |
294 | ||
cebe1257 | 295 | CONFIG_PARSER_PROTOTYPE(config_parse_stacked_netdev); |
a2106925 LP |
296 | CONFIG_PARSER_PROTOTYPE(config_parse_domains); |
297 | CONFIG_PARSER_PROTOTYPE(config_parse_tunnel); | |
298 | CONFIG_PARSER_PROTOTYPE(config_parse_dhcp); | |
299 | CONFIG_PARSER_PROTOTYPE(config_parse_dns); | |
300 | CONFIG_PARSER_PROTOTYPE(config_parse_dhcp_client_identifier); | |
301 | CONFIG_PARSER_PROTOTYPE(config_parse_ipv6token); | |
302 | CONFIG_PARSER_PROTOTYPE(config_parse_ipv6_privacy_extensions); | |
303 | CONFIG_PARSER_PROTOTYPE(config_parse_hostname); | |
304 | CONFIG_PARSER_PROTOTYPE(config_parse_timezone); | |
305 | CONFIG_PARSER_PROTOTYPE(config_parse_dhcp_server_dns); | |
727b5734 | 306 | CONFIG_PARSER_PROTOTYPE(config_parse_dhcp_black_listed_ip_address); |
a2106925 LP |
307 | CONFIG_PARSER_PROTOTYPE(config_parse_radv_dns); |
308 | CONFIG_PARSER_PROTOTYPE(config_parse_radv_search_domains); | |
309 | CONFIG_PARSER_PROTOTYPE(config_parse_dhcp_server_ntp); | |
310 | CONFIG_PARSER_PROTOTYPE(config_parse_dnssec_negative_trust_anchors); | |
311 | CONFIG_PARSER_PROTOTYPE(config_parse_dhcp_use_domains); | |
d5fa3339 | 312 | CONFIG_PARSER_PROTOTYPE(config_parse_section_route_table); |
a2106925 LP |
313 | CONFIG_PARSER_PROTOTYPE(config_parse_dhcp_user_class); |
314 | CONFIG_PARSER_PROTOTYPE(config_parse_ntp); | |
8217ed5e | 315 | CONFIG_PARSER_PROTOTYPE(config_parse_iaid); |
4ac77d63 | 316 | CONFIG_PARSER_PROTOTYPE(config_parse_required_for_online); |
715cedfb | 317 | CONFIG_PARSER_PROTOTYPE(config_parse_dhcp_max_attempts); |
fc2f9534 | 318 | /* Legacy IPv4LL support */ |
a2106925 | 319 | CONFIG_PARSER_PROTOTYPE(config_parse_ipv4ll); |
fc2f9534 | 320 | |
c9f7b4d3 | 321 | const struct ConfigPerfItem* network_network_gperf_lookup(const char *key, GPERF_LEN_TYPE length); |
fc2f9534 LP |
322 | |
323 | extern const sd_bus_vtable network_vtable[]; | |
324 | ||
325 | int network_node_enumerator(sd_bus *bus, const char *path, void *userdata, char ***nodes, sd_bus_error *error); | |
326 | int network_object_find(sd_bus *bus, const char *path, const char *interface, void *userdata, void **found, sd_bus_error *error); | |
327 | ||
328 | const char* ipv6_privacy_extensions_to_string(IPv6PrivacyExtensions i) _const_; | |
329 | IPv6PrivacyExtensions ipv6_privacy_extensions_from_string(const char *s) _pure_; | |
b2a81c0b LP |
330 | |
331 | const char* dhcp_use_domains_to_string(DHCPUseDomains p) _const_; | |
332 | DHCPUseDomains dhcp_use_domains_from_string(const char *s) _pure_; | |
34437b4f | 333 | |
6b1dec66 YW |
334 | const char* radv_prefix_delegation_to_string(RADVPrefixDelegation i) _const_; |
335 | RADVPrefixDelegation radv_prefix_delegation_from_string(const char *s) _pure_; |