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Commit | Line | Data |
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53e1b683 | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
fc2f9534 LP |
2 | #pragma once |
3 | ||
80431934 PM |
4 | #include <endian.h> |
5 | ||
634f0f98 | 6 | #include "sd-bus.h" |
51517f9e | 7 | #include "sd-device.h" |
fc2f9534 LP |
8 | #include "sd-dhcp-client.h" |
9 | #include "sd-dhcp-server.h" | |
fc2f9534 | 10 | #include "sd-dhcp6-client.h" |
07630cea | 11 | #include "sd-ipv4ll.h" |
fc2f9534 | 12 | #include "sd-lldp.h" |
07630cea | 13 | #include "sd-ndisc.h" |
9d5d0090 | 14 | #include "sd-radv.h" |
634f0f98 | 15 | #include "sd-netlink.h" |
fc2f9534 | 16 | |
634f0f98 | 17 | #include "list.h" |
e67ae9f5 | 18 | #include "log-link.h" |
2cd6b932 | 19 | #include "network-util.h" |
910feb78 | 20 | #include "networkd-util.h" |
634f0f98 | 21 | #include "set.h" |
0b1831c2 TG |
22 | |
23 | typedef enum LinkState { | |
bd08ce56 YW |
24 | LINK_STATE_PENDING, /* udev has not initialized the link */ |
25 | LINK_STATE_INITIALIZED, /* udev has initialized the link */ | |
26 | LINK_STATE_CONFIGURING, /* configuring addresses, routes, etc. */ | |
27 | LINK_STATE_CONFIGURED, /* everything is configured */ | |
28 | LINK_STATE_UNMANAGED, /* Unmanaged=yes is set */ | |
29 | LINK_STATE_FAILED, /* at least one configuration process failed */ | |
30 | LINK_STATE_LINGER, /* RTM_DELLINK for the link has been received */ | |
0b1831c2 TG |
31 | _LINK_STATE_MAX, |
32 | _LINK_STATE_INVALID = -1 | |
33 | } LinkState; | |
34 | ||
634f0f98 ZJS |
35 | typedef struct Manager Manager; |
36 | typedef struct Network Network; | |
37 | typedef struct Address Address; | |
f24648a6 | 38 | typedef struct DUID DUID; |
fc2f9534 | 39 | |
634f0f98 | 40 | typedef struct Link { |
0b1831c2 TG |
41 | Manager *manager; |
42 | ||
cf4b2f99 | 43 | unsigned n_ref; |
0b1831c2 TG |
44 | |
45 | int ifindex; | |
cbff7170 | 46 | int master_ifindex; |
0b1831c2 | 47 | char *ifname; |
6cad256d | 48 | char *kind; |
b710e6b6 | 49 | unsigned short iftype; |
0b1831c2 TG |
50 | char *state_file; |
51 | struct ether_addr mac; | |
c601ebf7 | 52 | struct in6_addr ipv6ll_address; |
0b1831c2 | 53 | uint32_t mtu; |
51517f9e | 54 | sd_device *sd_device; |
0b1831c2 TG |
55 | |
56 | unsigned flags; | |
57 | uint8_t kernel_operstate; | |
58 | ||
59 | Network *network; | |
60 | ||
61 | LinkState state; | |
62 | LinkOperationalState operstate; | |
1678fbb3 YW |
63 | LinkCarrierState carrier_state; |
64 | LinkAddressState address_state; | |
0b1831c2 | 65 | |
7715629e ST |
66 | unsigned address_messages; |
67 | unsigned address_label_messages; | |
e4a71bf3 | 68 | unsigned neighbor_messages; |
7715629e ST |
69 | unsigned route_messages; |
70 | unsigned routing_policy_rule_messages; | |
71 | unsigned routing_policy_rule_remove_messages; | |
0b1831c2 TG |
72 | unsigned enslaving; |
73 | ||
cf1d700d | 74 | Set *addresses; |
adda1ed9 | 75 | Set *addresses_foreign; |
1c8e710c TG |
76 | Set *routes; |
77 | Set *routes_foreign; | |
0b1831c2 | 78 | |
c42ff3a1 | 79 | bool addresses_configured; |
6aa5773b | 80 | bool addresses_ready; |
c42ff3a1 | 81 | |
0b1831c2 | 82 | sd_dhcp_client *dhcp_client; |
d03073dd | 83 | sd_dhcp_lease *dhcp_lease, *dhcp_lease_old; |
0b1831c2 | 84 | char *lease_file; |
4e964aa0 | 85 | uint32_t original_mtu; |
3c9b8860 TG |
86 | unsigned dhcp4_messages; |
87 | bool dhcp4_configured; | |
18d29550 | 88 | bool dhcp6_configured; |
1e7a0e21 | 89 | |
3b015d40 TG |
90 | unsigned ndisc_messages; |
91 | bool ndisc_configured; | |
b22d8a00 | 92 | |
0b1831c2 | 93 | sd_ipv4ll *ipv4ll; |
e7ab854c TG |
94 | bool ipv4ll_address:1; |
95 | bool ipv4ll_route:1; | |
0b1831c2 | 96 | |
e4a71bf3 WKI |
97 | bool neighbors_configured; |
98 | ||
7715629e ST |
99 | bool static_routes_configured; |
100 | bool routing_policy_rules_configured; | |
97e7fb39 | 101 | bool setting_mtu; |
3c9b8860 | 102 | |
0b1831c2 TG |
103 | LIST_HEAD(Address, pool_addresses); |
104 | ||
105 | sd_dhcp_server *dhcp_server; | |
106 | ||
1e7a0e21 LP |
107 | sd_ndisc *ndisc; |
108 | Set *ndisc_rdnss; | |
109 | Set *ndisc_dnssl; | |
110 | ||
091214b6 PF |
111 | sd_radv *radv; |
112 | ||
0b1831c2 | 113 | sd_dhcp6_client *dhcp6_client; |
be3a09b7 | 114 | bool rtnl_extended_attrs; |
ce43e484 | 115 | |
8e1ad1ea | 116 | /* This is about LLDP reception */ |
ce43e484 | 117 | sd_lldp *lldp; |
49699bac | 118 | char *lldp_file; |
0d4ad91d | 119 | |
8e1ad1ea LP |
120 | /* This is about LLDP transmission */ |
121 | unsigned lldp_tx_fast; /* The LLDP txFast counter (See 802.1ab-2009, section 9.2.5.18) */ | |
7272b25e | 122 | sd_event_source *lldp_emit_event_source; |
8e1ad1ea | 123 | |
0d4ad91d AR |
124 | Hashmap *bound_by_links; |
125 | Hashmap *bound_to_links; | |
5f707e12 | 126 | Set *slaves; |
a879e1a4 YW |
127 | |
128 | /* For speed meter */ | |
129 | struct rtnl_link_stats64 stats_old, stats_new; | |
130 | bool stats_updated; | |
bafa9641 YW |
131 | |
132 | int sysctl_ipv6_enabled; | |
634f0f98 | 133 | } Link; |
0b1831c2 | 134 | |
302a796f YW |
135 | typedef int (*link_netlink_message_handler_t)(sd_netlink*, sd_netlink_message*, Link*); |
136 | ||
f24648a6 | 137 | DUID *link_get_duid(Link *link); |
27dfc982 | 138 | int get_product_uuid_handler(sd_bus_message *m, void *userdata, sd_bus_error *ret_error); |
f24648a6 | 139 | |
0b1831c2 TG |
140 | Link *link_unref(Link *link); |
141 | Link *link_ref(Link *link); | |
2c448c8a | 142 | DEFINE_TRIVIAL_CLEANUP_FUNC(Link*, link_unref); |
302a796f | 143 | DEFINE_TRIVIAL_DESTRUCTOR(link_netlink_destroy_callback, Link, link_unref); |
1046bf9b | 144 | |
0b1831c2 | 145 | int link_get(Manager *m, int ifindex, Link **ret); |
1c4baffc | 146 | int link_add(Manager *manager, sd_netlink_message *message, Link **ret); |
0b1831c2 TG |
147 | void link_drop(Link *link); |
148 | ||
8e54db83 | 149 | int link_down(Link *link, link_netlink_message_handler_t callback); |
14b6bb77 | 150 | |
b22d8a00 | 151 | void link_enter_failed(Link *link); |
51517f9e | 152 | int link_initialized(Link *link, sd_device *device); |
0b1831c2 | 153 | |
af9ba57a | 154 | void link_set_state(Link *link, LinkState state); |
8012cd39 | 155 | void link_check_ready(Link *link); |
b22d8a00 | 156 | |
959f65d3 | 157 | void link_update_operstate(Link *link, bool also_update_bond_master); |
1c4baffc | 158 | int link_update(Link *link, sd_netlink_message *message); |
b22d8a00 | 159 | |
84de38c5 TG |
160 | void link_dirty(Link *link); |
161 | void link_clean(Link *link); | |
0b1831c2 TG |
162 | int link_save(Link *link); |
163 | ||
9c0a72f9 | 164 | int link_carrier_reset(Link *link); |
a61bb41c | 165 | bool link_has_carrier(Link *link); |
0b1831c2 | 166 | |
c601ebf7 | 167 | int link_ipv6ll_gained(Link *link, const struct in6_addr *address); |
e7ab854c | 168 | |
933c70a0 | 169 | int link_set_mtu(Link *link, uint32_t mtu); |
3c9b8860 | 170 | |
910feb78 | 171 | bool link_ipv4ll_enabled(Link *link, AddressFamilyBoolean mask); |
8bc17bb3 | 172 | |
95355a28 | 173 | int link_stop_clients(Link *link, bool may_keep_dhcp); |
946f8e14 | 174 | |
0b1831c2 TG |
175 | const char* link_state_to_string(LinkState s) _const_; |
176 | LinkState link_state_from_string(const char *s) _pure_; | |
177 | ||
bdb9f580 YW |
178 | uint32_t link_get_vrf_table(Link *link); |
179 | uint32_t link_get_dhcp_route_table(Link *link); | |
180 | uint32_t link_get_ipv6_accept_ra_route_table(Link *link); | |
b5799eeb | 181 | int link_request_set_routes(Link *link); |
bdb9f580 | 182 | |
bafa9641 YW |
183 | int link_sysctl_ipv6_enabled(Link *link); |
184 | ||
80431934 PM |
185 | #define ADDRESS_FMT_VAL(address) \ |
186 | be32toh((address).s_addr) >> 24, \ | |
187 | (be32toh((address).s_addr) >> 16) & 0xFFu, \ | |
188 | (be32toh((address).s_addr) >> 8) & 0xFFu, \ | |
189 | be32toh((address).s_addr) & 0xFFu |