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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" | |
a2106925 | 11 | #include "netdev/netdev.h" |
95b74ef6 | 12 | #include "networkd-address-label.h" |
a2106925 | 13 | #include "networkd-address.h" |
13b498f9 | 14 | #include "networkd-brvlan.h" |
fc2f9534 | 15 | #include "networkd-fdb.h" |
a0e5c15d | 16 | #include "networkd-ipv6-proxy-ndp.h" |
a2106925 | 17 | #include "networkd-lldp-tx.h" |
e4a71bf3 | 18 | #include "networkd-neighbor.h" |
6e849e95 | 19 | #include "networkd-radv.h" |
71d35b6b | 20 | #include "networkd-route.h" |
bce67bbe | 21 | #include "networkd-routing-policy-rule.h" |
fc2f9534 | 22 | #include "networkd-util.h" |
a2106925 | 23 | #include "resolve-util.h" |
fc2f9534 LP |
24 | |
25 | #define DHCP_ROUTE_METRIC 1024 | |
26 | #define IPV4LL_ROUTE_METRIC 2048 | |
27 | ||
13b498f9 TJ |
28 | #define BRIDGE_VLAN_BITMAP_MAX 4096 |
29 | #define BRIDGE_VLAN_BITMAP_LEN (BRIDGE_VLAN_BITMAP_MAX / 32) | |
30 | ||
499d555a | 31 | typedef enum DHCPClientIdentifier { |
fc2f9534 LP |
32 | DHCP_CLIENT_ID_MAC, |
33 | DHCP_CLIENT_ID_DUID, | |
dace710c YW |
34 | /* The following option may not be good for RFC regarding DHCP (3315 and 4361). |
35 | * But some setups require this. E.g., Sky Broadband, the second largest provider in the UK | |
36 | * requires the client id to be set to a custom string, reported at | |
37 | * https://github.com/systemd/systemd/issues/7828 */ | |
38 | DHCP_CLIENT_ID_DUID_ONLY, | |
fc2f9534 LP |
39 | _DHCP_CLIENT_ID_MAX, |
40 | _DHCP_CLIENT_ID_INVALID = -1, | |
499d555a | 41 | } DHCPClientIdentifier; |
fc2f9534 LP |
42 | |
43 | typedef enum IPv6PrivacyExtensions { | |
44 | /* The values map to the kernel's /proc/sys/net/ipv6/conf/xxx/use_tempaddr values */ | |
45 | IPV6_PRIVACY_EXTENSIONS_NO, | |
46 | IPV6_PRIVACY_EXTENSIONS_PREFER_PUBLIC, | |
47 | IPV6_PRIVACY_EXTENSIONS_YES, /* aka prefer-temporary */ | |
48 | _IPV6_PRIVACY_EXTENSIONS_MAX, | |
49 | _IPV6_PRIVACY_EXTENSIONS_INVALID = -1, | |
50 | } IPv6PrivacyExtensions; | |
51 | ||
b2a81c0b LP |
52 | typedef enum DHCPUseDomains { |
53 | DHCP_USE_DOMAINS_NO, | |
54 | DHCP_USE_DOMAINS_YES, | |
55 | DHCP_USE_DOMAINS_ROUTE, | |
56 | _DHCP_USE_DOMAINS_MAX, | |
57 | _DHCP_USE_DOMAINS_INVALID = -1, | |
58 | } DHCPUseDomains; | |
59 | ||
34437b4f LP |
60 | typedef enum LLDPMode { |
61 | LLDP_MODE_NO = 0, | |
62 | LLDP_MODE_YES = 1, | |
63 | LLDP_MODE_ROUTERS_ONLY = 2, | |
64 | _LLDP_MODE_MAX, | |
65 | _LLDP_MODE_INVALID = -1, | |
66 | } LLDPMode; | |
67 | ||
8341a5c3 ZJS |
68 | typedef struct DUID { |
69 | /* Value of Type in [DHCP] section */ | |
70 | DUIDType type; | |
71 | ||
72 | uint8_t raw_data_len; | |
73 | uint8_t raw_data[MAX_DUID_LEN]; | |
0cf7c3fd | 74 | usec_t llt_time; |
8341a5c3 ZJS |
75 | } DUID; |
76 | ||
56a23cb4 PF |
77 | typedef enum RADVPrefixDelegation { |
78 | RADV_PREFIX_DELEGATION_NONE, | |
79 | RADV_PREFIX_DELEGATION_STATIC, | |
80 | RADV_PREFIX_DELEGATION_DHCP6, | |
81 | RADV_PREFIX_DELEGATION_BOTH, | |
6b1dec66 YW |
82 | _RADV_PREFIX_DELEGATION_MAX, |
83 | _RADV_PREFIX_DELEGATION_INVALID = -1, | |
56a23cb4 PF |
84 | } RADVPrefixDelegation; |
85 | ||
f4859fc7 SS |
86 | typedef struct NetworkConfigSection { |
87 | unsigned line; | |
88 | char filename[]; | |
89 | } NetworkConfigSection; | |
90 | ||
91 | int network_config_section_new(const char *filename, unsigned line, NetworkConfigSection **s); | |
92 | void network_config_section_free(NetworkConfigSection *network); | |
f4859fc7 | 93 | DEFINE_TRIVIAL_CLEANUP_FUNC(NetworkConfigSection*, network_config_section_free); |
3e570042 | 94 | extern const struct hash_ops network_config_hash_ops; |
f4859fc7 | 95 | |
634f0f98 ZJS |
96 | typedef struct Manager Manager; |
97 | ||
fc2f9534 LP |
98 | struct Network { |
99 | Manager *manager; | |
100 | ||
101 | char *filename; | |
102 | char *name; | |
103 | ||
e90d0374 | 104 | Set *match_mac; |
fc2f9534 LP |
105 | char **match_path; |
106 | char **match_driver; | |
107 | char **match_type; | |
108 | char **match_name; | |
109 | ||
110 | Condition *match_host; | |
111 | Condition *match_virt; | |
5022f08a LP |
112 | Condition *match_kernel_cmdline; |
113 | Condition *match_kernel_version; | |
fc2f9534 LP |
114 | Condition *match_arch; |
115 | ||
116 | char *description; | |
117 | ||
118 | NetDev *bridge; | |
119 | NetDev *bond; | |
6cb955c6 | 120 | NetDev *vrf; |
fc2f9534 LP |
121 | Hashmap *stacked_netdevs; |
122 | ||
123 | /* DHCP Client Support */ | |
124 | AddressFamilyBoolean dhcp; | |
499d555a | 125 | DHCPClientIdentifier dhcp_client_identifier; |
fc2f9534 | 126 | char *dhcp_vendor_class_identifier; |
af1c0de0 | 127 | char **dhcp_user_class; |
27cb34f5 | 128 | char *dhcp_hostname; |
94e9bd57 LP |
129 | unsigned dhcp_route_metric; |
130 | uint32_t dhcp_route_table; | |
9c77d107 | 131 | uint16_t dhcp_client_port; |
7585baa0 | 132 | bool dhcp_anonymize; |
27cb34f5 | 133 | bool dhcp_send_hostname; |
fc2f9534 LP |
134 | bool dhcp_broadcast; |
135 | bool dhcp_critical; | |
94e9bd57 LP |
136 | bool dhcp_use_dns; |
137 | bool dhcp_use_ntp; | |
138 | bool dhcp_use_mtu; | |
27cb34f5 LP |
139 | bool dhcp_use_routes; |
140 | bool dhcp_use_timezone; | |
fb5c8216 | 141 | bool rapid_commit; |
94e9bd57 | 142 | bool dhcp_use_hostname; |
fc1ba79d | 143 | bool dhcp_route_table_set; |
94e9bd57 | 144 | DHCPUseDomains dhcp_use_domains; |
fc2f9534 LP |
145 | |
146 | /* DHCP Server Support */ | |
147 | bool dhcp_server; | |
1a04db0f LP |
148 | bool dhcp_server_emit_dns; |
149 | struct in_addr *dhcp_server_dns; | |
150 | unsigned n_dhcp_server_dns; | |
151 | bool dhcp_server_emit_ntp; | |
152 | struct in_addr *dhcp_server_ntp; | |
153 | unsigned n_dhcp_server_ntp; | |
77ff6022 | 154 | bool dhcp_server_emit_router; |
fc2f9534 | 155 | bool dhcp_server_emit_timezone; |
1a04db0f | 156 | char *dhcp_server_timezone; |
fc2f9534 | 157 | usec_t dhcp_server_default_lease_time_usec, dhcp_server_max_lease_time_usec; |
9b3a67c5 TG |
158 | uint32_t dhcp_server_pool_offset; |
159 | uint32_t dhcp_server_pool_size; | |
fc2f9534 LP |
160 | |
161 | /* IPV4LL Support */ | |
162 | AddressFamilyBoolean link_local; | |
163 | bool ipv4ll_route; | |
164 | ||
7d5cac19 | 165 | /* IPv6 prefix delegation support */ |
56a23cb4 | 166 | RADVPrefixDelegation router_prefix_delegation; |
7d5cac19 PF |
167 | usec_t router_lifetime_usec; |
168 | uint8_t router_preference; | |
169 | bool router_managed; | |
170 | bool router_other_information; | |
9e25315c PF |
171 | bool router_emit_dns; |
172 | bool router_emit_domains; | |
88295a05 PF |
173 | usec_t router_dns_lifetime_usec; |
174 | struct in6_addr *router_dns; | |
175 | unsigned n_router_dns; | |
700f1186 | 176 | char **router_search_domains; |
125f20b4 PF |
177 | bool dhcp6_force_pd_other_information; /* Start DHCPv6 PD also when 'O' |
178 | RA flag is set, see RFC 7084, | |
179 | WPD-4 */ | |
7d5cac19 | 180 | |
fc2f9534 | 181 | /* Bridge Support */ |
7f9915f0 SS |
182 | int use_bpdu; |
183 | int hairpin; | |
184 | int fast_leave; | |
185 | int allow_port_to_be_root; | |
186 | int unicast_flood; | |
d3aa8b49 | 187 | int multicast_to_unicast; |
b56be296 DJL |
188 | uint32_t cost; |
189 | uint16_t priority; | |
fc2f9534 | 190 | |
ffff9abe | 191 | bool use_br_vlan; |
13b498f9 TJ |
192 | uint16_t pvid; |
193 | uint32_t br_vid_bitmap[BRIDGE_VLAN_BITMAP_LEN]; | |
194 | uint32_t br_untagged_bitmap[BRIDGE_VLAN_BITMAP_LEN]; | |
195 | ||
06828bb6 HP |
196 | /* CAN support */ |
197 | size_t can_bitrate; | |
198 | unsigned can_sample_point; | |
199 | usec_t can_restart_us; | |
200 | ||
fc2f9534 LP |
201 | AddressFamilyBoolean ip_forward; |
202 | bool ip_masquerade; | |
203 | ||
4f2e437a | 204 | int ipv6_accept_ra; |
8749cbcd | 205 | int ipv6_dad_transmits; |
b69c3180 | 206 | int ipv6_hop_limit; |
465dfe59 | 207 | int ipv6_proxy_ndp; |
23d8b221 | 208 | int proxy_arp; |
4e964aa0 | 209 | uint32_t ipv6_mtu; |
4f2e437a | 210 | |
1e7a0e21 | 211 | bool ipv6_accept_ra_use_dns; |
eb64b435 SS |
212 | bool active_slave; |
213 | bool primary_slave; | |
1e7a0e21 | 214 | DHCPUseDomains ipv6_accept_ra_use_domains; |
2ba31d29 | 215 | uint32_t ipv6_accept_ra_route_table; |
1e7a0e21 | 216 | |
fc2f9534 LP |
217 | union in_addr_union ipv6_token; |
218 | IPv6PrivacyExtensions ipv6_privacy_extensions; | |
219 | ||
220 | struct ether_addr *mac; | |
4e964aa0 | 221 | uint32_t mtu; |
99d2baa2 | 222 | int arp; |
e6ebebbe | 223 | int multicast; |
866e6b7a | 224 | int allmulticast; |
a09dc546 | 225 | bool unmanaged; |
dad2d78e | 226 | bool configure_without_carrier; |
413708d1 | 227 | uint32_t iaid; |
8341a5c3 | 228 | DUID duid; |
fc2f9534 | 229 | |
8217ed5e TH |
230 | bool iaid_set; |
231 | ||
c1a38904 MTL |
232 | bool required_for_online; /* Is this network required to be considered online? */ |
233 | ||
8e1ad1ea | 234 | LLDPMode lldp_mode; /* LLDP reception */ |
7272b25e | 235 | LLDPEmit lldp_emit; /* LLDP transmission */ |
fc2f9534 LP |
236 | |
237 | LIST_HEAD(Address, static_addresses); | |
238 | LIST_HEAD(Route, static_routes); | |
239 | LIST_HEAD(FdbEntry, static_fdb_entries); | |
a0e5c15d | 240 | LIST_HEAD(IPv6ProxyNDPAddress, ipv6_proxy_ndp_addresses); |
e4a71bf3 | 241 | LIST_HEAD(Neighbor, neighbors); |
95b74ef6 | 242 | LIST_HEAD(AddressLabel, address_labels); |
057abfd8 | 243 | LIST_HEAD(Prefix, static_prefixes); |
bce67bbe | 244 | LIST_HEAD(RoutingPolicyRule, rules); |
fc2f9534 | 245 | |
8c34b963 LP |
246 | unsigned n_static_addresses; |
247 | unsigned n_static_routes; | |
248 | unsigned n_static_fdb_entries; | |
a0e5c15d | 249 | unsigned n_ipv6_proxy_ndp_addresses; |
e4a71bf3 | 250 | unsigned n_neighbors; |
95b74ef6 | 251 | unsigned n_address_labels; |
057abfd8 | 252 | unsigned n_static_prefixes; |
bce67bbe | 253 | unsigned n_rules; |
8c34b963 | 254 | |
fc2f9534 LP |
255 | Hashmap *addresses_by_section; |
256 | Hashmap *routes_by_section; | |
257 | Hashmap *fdb_entries_by_section; | |
e4a71bf3 | 258 | Hashmap *neighbors_by_section; |
95b74ef6 | 259 | Hashmap *address_labels_by_section; |
057abfd8 | 260 | Hashmap *prefixes_by_section; |
bce67bbe | 261 | Hashmap *rules_by_section; |
fc2f9534 | 262 | |
7ece6f58 | 263 | /* All kinds of DNS configuration */ |
5512a963 LP |
264 | struct in_addr_data *dns; |
265 | unsigned n_dns; | |
7ece6f58 LP |
266 | char **search_domains, **route_domains; |
267 | int dns_default_route; | |
fc2f9534 | 268 | ResolveSupport llmnr; |
aaa297d4 | 269 | ResolveSupport mdns; |
ad6c0475 | 270 | DnssecMode dnssec_mode; |
c9299be2 | 271 | DnsOverTlsMode dns_over_tls_mode; |
8a516214 | 272 | Set *dnssec_negative_trust_anchors; |
fc2f9534 | 273 | |
7ece6f58 LP |
274 | char **ntp; |
275 | char **bind_carrier; | |
276 | ||
fc2f9534 LP |
277 | LIST_FIELDS(Network, networks); |
278 | }; | |
279 | ||
280 | void network_free(Network *network); | |
281 | ||
282 | DEFINE_TRIVIAL_CLEANUP_FUNC(Network*, network_free); | |
fc2f9534 LP |
283 | |
284 | int network_load(Manager *manager); | |
212bd73c | 285 | int network_load_one(Manager *manager, const char *filename); |
fc2f9534 LP |
286 | |
287 | int network_get_by_name(Manager *manager, const char *name, Network **ret); | |
51517f9e | 288 | int network_get(Manager *manager, sd_device *device, const char *ifname, const struct ether_addr *mac, Network **ret); |
7d342c03 | 289 | int network_apply(Network *network, Link *link); |
add8d07d | 290 | void network_apply_anonymize_if_set(Network *network); |
fc2f9534 | 291 | |
439689c6 SS |
292 | bool network_has_static_ipv6_addresses(Network *network); |
293 | ||
a2106925 LP |
294 | CONFIG_PARSER_PROTOTYPE(config_parse_netdev); |
295 | CONFIG_PARSER_PROTOTYPE(config_parse_domains); | |
296 | CONFIG_PARSER_PROTOTYPE(config_parse_tunnel); | |
297 | CONFIG_PARSER_PROTOTYPE(config_parse_dhcp); | |
298 | CONFIG_PARSER_PROTOTYPE(config_parse_dns); | |
299 | CONFIG_PARSER_PROTOTYPE(config_parse_dhcp_client_identifier); | |
300 | CONFIG_PARSER_PROTOTYPE(config_parse_ipv6token); | |
301 | CONFIG_PARSER_PROTOTYPE(config_parse_ipv6_privacy_extensions); | |
302 | CONFIG_PARSER_PROTOTYPE(config_parse_hostname); | |
303 | CONFIG_PARSER_PROTOTYPE(config_parse_timezone); | |
304 | CONFIG_PARSER_PROTOTYPE(config_parse_dhcp_server_dns); | |
305 | CONFIG_PARSER_PROTOTYPE(config_parse_radv_dns); | |
306 | CONFIG_PARSER_PROTOTYPE(config_parse_radv_search_domains); | |
307 | CONFIG_PARSER_PROTOTYPE(config_parse_dhcp_server_ntp); | |
308 | CONFIG_PARSER_PROTOTYPE(config_parse_dnssec_negative_trust_anchors); | |
309 | CONFIG_PARSER_PROTOTYPE(config_parse_dhcp_use_domains); | |
310 | CONFIG_PARSER_PROTOTYPE(config_parse_lldp_mode); | |
311 | CONFIG_PARSER_PROTOTYPE(config_parse_dhcp_route_table); | |
312 | CONFIG_PARSER_PROTOTYPE(config_parse_dhcp_user_class); | |
313 | CONFIG_PARSER_PROTOTYPE(config_parse_ntp); | |
8217ed5e | 314 | CONFIG_PARSER_PROTOTYPE(config_parse_iaid); |
fc2f9534 | 315 | /* Legacy IPv4LL support */ |
a2106925 | 316 | CONFIG_PARSER_PROTOTYPE(config_parse_ipv4ll); |
fc2f9534 | 317 | |
c9f7b4d3 | 318 | const struct ConfigPerfItem* network_network_gperf_lookup(const char *key, GPERF_LEN_TYPE length); |
fc2f9534 LP |
319 | |
320 | extern const sd_bus_vtable network_vtable[]; | |
321 | ||
322 | int network_node_enumerator(sd_bus *bus, const char *path, void *userdata, char ***nodes, sd_bus_error *error); | |
323 | int network_object_find(sd_bus *bus, const char *path, const char *interface, void *userdata, void **found, sd_bus_error *error); | |
324 | ||
325 | const char* ipv6_privacy_extensions_to_string(IPv6PrivacyExtensions i) _const_; | |
326 | IPv6PrivacyExtensions ipv6_privacy_extensions_from_string(const char *s) _pure_; | |
b2a81c0b LP |
327 | |
328 | const char* dhcp_use_domains_to_string(DHCPUseDomains p) _const_; | |
329 | DHCPUseDomains dhcp_use_domains_from_string(const char *s) _pure_; | |
34437b4f LP |
330 | |
331 | const char* lldp_mode_to_string(LLDPMode m) _const_; | |
332 | LLDPMode lldp_mode_from_string(const char *s) _pure_; | |
6b1dec66 YW |
333 | |
334 | const char* radv_prefix_delegation_to_string(RADVPrefixDelegation i) _const_; | |
335 | RADVPrefixDelegation radv_prefix_delegation_from_string(const char *s) _pure_; |