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db9ecf05 | 1 | /* SPDX-License-Identifier: LGPL-2.1-or-later */ |
fc2f9534 LP |
2 | #pragma once |
3 | ||
80431934 | 4 | #include <endian.h> |
78404d22 | 5 | #include <linux/nl80211.h> |
80431934 | 6 | |
634f0f98 | 7 | #include "sd-bus.h" |
51517f9e | 8 | #include "sd-device.h" |
fc2f9534 LP |
9 | #include "sd-dhcp-client.h" |
10 | #include "sd-dhcp-server.h" | |
fc2f9534 | 11 | #include "sd-dhcp6-client.h" |
10fa21c0 | 12 | #include "sd-ipv4acd.h" |
07630cea | 13 | #include "sd-ipv4ll.h" |
fc2f9534 | 14 | #include "sd-lldp.h" |
07630cea | 15 | #include "sd-ndisc.h" |
9d5d0090 | 16 | #include "sd-radv.h" |
634f0f98 | 17 | #include "sd-netlink.h" |
fc2f9534 | 18 | |
b8162cd2 | 19 | #include "ether-addr-util.h" |
e67ae9f5 | 20 | #include "log-link.h" |
2cd6b932 | 21 | #include "network-util.h" |
910feb78 | 22 | #include "networkd-util.h" |
15761549 YW |
23 | #include "ordered-set.h" |
24 | #include "resolve-util.h" | |
634f0f98 | 25 | #include "set.h" |
0b1831c2 TG |
26 | |
27 | typedef enum LinkState { | |
bd08ce56 YW |
28 | LINK_STATE_PENDING, /* udev has not initialized the link */ |
29 | LINK_STATE_INITIALIZED, /* udev has initialized the link */ | |
30 | LINK_STATE_CONFIGURING, /* configuring addresses, routes, etc. */ | |
31 | LINK_STATE_CONFIGURED, /* everything is configured */ | |
32 | LINK_STATE_UNMANAGED, /* Unmanaged=yes is set */ | |
33 | LINK_STATE_FAILED, /* at least one configuration process failed */ | |
34 | LINK_STATE_LINGER, /* RTM_DELLINK for the link has been received */ | |
0b1831c2 | 35 | _LINK_STATE_MAX, |
2d93c20e | 36 | _LINK_STATE_INVALID = -EINVAL, |
0b1831c2 TG |
37 | } LinkState; |
38 | ||
634f0f98 ZJS |
39 | typedef struct Manager Manager; |
40 | typedef struct Network Network; | |
41 | typedef struct Address Address; | |
f24648a6 | 42 | typedef struct DUID DUID; |
fc2f9534 | 43 | |
634f0f98 | 44 | typedef struct Link { |
0b1831c2 TG |
45 | Manager *manager; |
46 | ||
cf4b2f99 | 47 | unsigned n_ref; |
0b1831c2 TG |
48 | |
49 | int ifindex; | |
cbff7170 | 50 | int master_ifindex; |
0b1831c2 | 51 | char *ifname; |
572b21d9 | 52 | char **alternative_names; |
6cad256d | 53 | char *kind; |
b710e6b6 | 54 | unsigned short iftype; |
0b1831c2 | 55 | char *state_file; |
b8162cd2 | 56 | hw_addr_data hw_addr; |
14b66dbc | 57 | hw_addr_data bcast_addr; |
4bb7cc82 | 58 | struct ether_addr permanent_mac; |
c601ebf7 | 59 | struct in6_addr ipv6ll_address; |
0b1831c2 | 60 | uint32_t mtu; |
51517f9e | 61 | sd_device *sd_device; |
c643bda5 | 62 | char *driver; |
0b1831c2 | 63 | |
8d968fdd | 64 | /* wlan */ |
78404d22 | 65 | enum nl80211_iftype wlan_iftype; |
8d968fdd | 66 | char *ssid; |
0894cfe4 | 67 | struct ether_addr bssid; |
8d968fdd | 68 | |
0b1831c2 TG |
69 | unsigned flags; |
70 | uint8_t kernel_operstate; | |
71 | ||
72 | Network *network; | |
73 | ||
74 | LinkState state; | |
75 | LinkOperationalState operstate; | |
1678fbb3 YW |
76 | LinkCarrierState carrier_state; |
77 | LinkAddressState address_state; | |
8430841b L |
78 | LinkAddressState ipv4_address_state; |
79 | LinkAddressState ipv6_address_state; | |
bcdcc596 | 80 | LinkOnlineState online_state; |
0b1831c2 | 81 | |
76c5a0f2 | 82 | unsigned static_address_messages; |
354bc760 | 83 | unsigned static_address_label_messages; |
e5b35bf6 | 84 | unsigned static_bridge_fdb_messages; |
ff9e0783 | 85 | unsigned static_bridge_mdb_messages; |
fdeba3f5 | 86 | unsigned static_ipv6_proxy_ndp_messages; |
40ca350e | 87 | unsigned static_neighbor_messages; |
76c5a0f2 YW |
88 | unsigned static_nexthop_messages; |
89 | unsigned static_route_messages; | |
0e5ef6be | 90 | unsigned static_routing_policy_rule_messages; |
76c5a0f2 | 91 | unsigned address_remove_messages; |
40ca350e | 92 | unsigned neighbor_remove_messages; |
76c5a0f2 YW |
93 | unsigned nexthop_remove_messages; |
94 | unsigned route_remove_messages; | |
34658df2 | 95 | unsigned tc_messages; |
518cd6b5 | 96 | unsigned sr_iov_messages; |
0b1831c2 | 97 | unsigned enslaving; |
0fa8ee6c | 98 | unsigned set_link_messages; |
71a754f7 YW |
99 | unsigned create_stacked_netdev_messages; |
100 | unsigned create_stacked_netdev_after_configured_messages; | |
0b1831c2 | 101 | |
cf1d700d | 102 | Set *addresses; |
adda1ed9 | 103 | Set *addresses_foreign; |
aa651e88 | 104 | Set *pool_addresses; |
e5526518 | 105 | Set *static_addresses; |
d1bdafd2 WKI |
106 | Set *neighbors; |
107 | Set *neighbors_foreign; | |
1c8e710c TG |
108 | Set *routes; |
109 | Set *routes_foreign; | |
c16c7808 SS |
110 | Set *nexthops; |
111 | Set *nexthops_foreign; | |
c42ff3a1 | 112 | |
0b1831c2 | 113 | sd_dhcp_client *dhcp_client; |
6e537f62 YW |
114 | sd_dhcp_lease *dhcp_lease; |
115 | Address *dhcp_address, *dhcp_address_old; | |
116 | Set *dhcp_routes, *dhcp_routes_old; | |
0b1831c2 | 117 | char *lease_file; |
4e964aa0 | 118 | uint32_t original_mtu; |
3c9b8860 | 119 | unsigned dhcp4_messages; |
10fa21c0 | 120 | sd_ipv4acd *dhcp_acd; |
dd9b10c8 YW |
121 | bool dhcp4_route_failed:1; |
122 | bool dhcp4_route_retrying:1; | |
bd7e5909 | 123 | bool dhcp4_configured:1; |
153cf041 | 124 | bool dhcp4_address_bind:1; |
b22d8a00 | 125 | |
0b1831c2 | 126 | sd_ipv4ll *ipv4ll; |
1c09d84e | 127 | bool ipv4ll_address_configured:1; |
0b1831c2 | 128 | |
76c5a0f2 | 129 | bool static_addresses_configured:1; |
354bc760 | 130 | bool static_address_labels_configured:1; |
e5b35bf6 | 131 | bool static_bridge_fdb_configured:1; |
ff9e0783 | 132 | bool static_bridge_mdb_configured:1; |
fdeba3f5 | 133 | bool static_ipv6_proxy_ndp_configured:1; |
40ca350e | 134 | bool static_neighbors_configured:1; |
c16c7808 | 135 | bool static_nexthops_configured:1; |
76c5a0f2 | 136 | bool static_routes_configured:1; |
0e5ef6be | 137 | bool static_routing_policy_rules_configured:1; |
34658df2 | 138 | bool tc_configured:1; |
518cd6b5 | 139 | bool sr_iov_configured:1; |
600b7898 | 140 | bool can_configured:1; |
61135582 | 141 | bool activated:1; |
0fa8ee6c | 142 | bool entering_to_join_netdev:1; |
71a754f7 YW |
143 | bool stacked_netdevs_created:1; |
144 | bool stacked_netdevs_after_configured_created:1; | |
3c9b8860 | 145 | |
0b1831c2 TG |
146 | sd_dhcp_server *dhcp_server; |
147 | ||
1e7a0e21 LP |
148 | sd_ndisc *ndisc; |
149 | Set *ndisc_rdnss; | |
150 | Set *ndisc_dnssl; | |
50550722 YW |
151 | Set *ndisc_addresses; |
152 | Set *ndisc_routes; | |
1633c457 YW |
153 | unsigned ndisc_addresses_messages; |
154 | unsigned ndisc_routes_messages; | |
155 | bool ndisc_addresses_configured:1; | |
156 | bool ndisc_routes_configured:1; | |
1e7a0e21 | 157 | |
091214b6 PF |
158 | sd_radv *radv; |
159 | ||
0b1831c2 | 160 | sd_dhcp6_client *dhcp6_client; |
1633c457 YW |
161 | sd_dhcp6_lease *dhcp6_lease; |
162 | Set *dhcp6_addresses, *dhcp6_addresses_old; | |
163 | Set *dhcp6_routes, *dhcp6_routes_old; | |
4b409e85 | 164 | Set *dhcp6_pd_prefixes; |
1633c457 YW |
165 | Set *dhcp6_pd_addresses, *dhcp6_pd_addresses_old; |
166 | Set *dhcp6_pd_routes, *dhcp6_pd_routes_old; | |
167 | unsigned dhcp6_address_messages; | |
168 | unsigned dhcp6_route_messages; | |
169 | unsigned dhcp6_pd_address_messages; | |
170 | unsigned dhcp6_pd_route_messages; | |
171 | bool dhcp6_address_configured:1; | |
172 | bool dhcp6_route_configured:1; | |
173 | bool dhcp6_pd_address_configured:1; | |
174 | bool dhcp6_pd_route_configured:1; | |
175 | bool dhcp6_pd_prefixes_assigned:1; | |
ce43e484 | 176 | |
8e1ad1ea | 177 | /* This is about LLDP reception */ |
ce43e484 | 178 | sd_lldp *lldp; |
49699bac | 179 | char *lldp_file; |
0d4ad91d | 180 | |
8e1ad1ea LP |
181 | /* This is about LLDP transmission */ |
182 | unsigned lldp_tx_fast; /* The LLDP txFast counter (See 802.1ab-2009, section 9.2.5.18) */ | |
7272b25e | 183 | sd_event_source *lldp_emit_event_source; |
8e1ad1ea | 184 | |
0d4ad91d AR |
185 | Hashmap *bound_by_links; |
186 | Hashmap *bound_to_links; | |
5f707e12 | 187 | Set *slaves; |
a879e1a4 YW |
188 | |
189 | /* For speed meter */ | |
190 | struct rtnl_link_stats64 stats_old, stats_new; | |
191 | bool stats_updated; | |
bafa9641 | 192 | |
2a71d57f | 193 | /* All kinds of DNS configuration the user configured via D-Bus */ |
e77bd3fd | 194 | struct in_addr_full **dns; |
15761549 YW |
195 | unsigned n_dns; |
196 | OrderedSet *search_domains, *route_domains; | |
197 | ||
198 | int dns_default_route; | |
199 | ResolveSupport llmnr; | |
200 | ResolveSupport mdns; | |
201 | DnssecMode dnssec_mode; | |
202 | DnsOverTlsMode dns_over_tls_mode; | |
203 | Set *dnssec_negative_trust_anchors; | |
204 | ||
2a71d57f | 205 | /* Similar, but NTP server configuration */ |
15761549 | 206 | char **ntp; |
634f0f98 | 207 | } Link; |
0b1831c2 | 208 | |
302a796f YW |
209 | typedef int (*link_netlink_message_handler_t)(sd_netlink*, sd_netlink_message*, Link*); |
210 | ||
7191a57a YW |
211 | bool link_is_ready_to_configure(Link *link, bool allow_unmanaged); |
212 | ||
15761549 YW |
213 | void link_ntp_settings_clear(Link *link); |
214 | void link_dns_settings_clear(Link *link); | |
0b1831c2 TG |
215 | Link *link_unref(Link *link); |
216 | Link *link_ref(Link *link); | |
2c448c8a | 217 | DEFINE_TRIVIAL_CLEANUP_FUNC(Link*, link_unref); |
302a796f | 218 | DEFINE_TRIVIAL_DESTRUCTOR(link_netlink_destroy_callback, Link, link_unref); |
1046bf9b | 219 | |
0b1831c2 | 220 | int link_get(Manager *m, int ifindex, Link **ret); |
0b54c870 | 221 | int link_get_by_name(Manager *m, const char *ifname, Link **ret); |
81357285 | 222 | int link_get_master(Link *link, Link **ret); |
0b1831c2 | 223 | |
79c6e114 YW |
224 | int link_getlink_handler_internal(sd_netlink *rtnl, sd_netlink_message *m, Link *link, const char *error_msg); |
225 | int link_call_getlink(Link *link, link_netlink_message_handler_t callback); | |
f282ce20 | 226 | int link_up(Link *link); |
8e54db83 | 227 | int link_down(Link *link, link_netlink_message_handler_t callback); |
04952b25 | 228 | int link_activate(Link *link); |
14b6bb77 | 229 | |
0fa8ee6c | 230 | int link_enter_join_netdev(Link *link); |
b22d8a00 | 231 | void link_enter_failed(Link *link); |
0b1831c2 | 232 | |
af9ba57a | 233 | void link_set_state(Link *link, LinkState state); |
8012cd39 | 234 | void link_check_ready(Link *link); |
b22d8a00 | 235 | |
959f65d3 | 236 | void link_update_operstate(Link *link, bool also_update_bond_master); |
b22d8a00 | 237 | |
9c0a72f9 | 238 | int link_carrier_reset(Link *link); |
a61bb41c | 239 | bool link_has_carrier(Link *link); |
0b1831c2 | 240 | |
5e0534f1 | 241 | bool link_ipv6_enabled(Link *link); |
f8f2f880 | 242 | bool link_ipv6ll_enabled(Link *link); |
c601ebf7 | 243 | int link_ipv6ll_gained(Link *link, const struct in6_addr *address); |
e7ab854c | 244 | |
3ca1fab7 | 245 | bool link_ipv4ll_enabled(Link *link); |
8bc17bb3 | 246 | |
2a99eed0 | 247 | int link_stop_engines(Link *link, bool may_keep_dhcp); |
946f8e14 | 248 | |
0b1831c2 TG |
249 | const char* link_state_to_string(LinkState s) _const_; |
250 | LinkState link_state_from_string(const char *s) _pure_; | |
251 | ||
99b8517c | 252 | int link_reconfigure(Link *link, bool force); |
ad932b15 | 253 | |
3be9d62a YW |
254 | int manager_udev_process_link(sd_device_monitor *monitor, sd_device *device, void *userdata); |
255 | int manager_rtnl_process_link(sd_netlink *rtnl, sd_netlink_message *message, Manager *m); |