365 lines
12 KiB
C
365 lines
12 KiB
C
/* SPDX-License-Identifier: LGPL-2.1+ */
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#pragma once
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#include <linux/nl80211.h>
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#include "sd-bus.h"
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#include "sd-device.h"
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#include "sd-ipv4acd.h"
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#include "bridge.h"
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#include "condition.h"
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#include "conf-parser.h"
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#include "hashmap.h"
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#include "netdev.h"
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#include "networkd-address-label.h"
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#include "networkd-address.h"
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#include "networkd-brvlan.h"
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#include "networkd-dhcp-common.h"
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#include "networkd-dhcp4.h"
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#include "networkd-dhcp-server.h"
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#include "networkd-fdb.h"
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#include "networkd-ipv6-proxy-ndp.h"
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#include "networkd-lldp-rx.h"
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#include "networkd-lldp-tx.h"
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#include "networkd-ndisc.h"
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#include "networkd-neighbor.h"
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#include "networkd-nexthop.h"
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#include "networkd-radv.h"
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#include "networkd-route.h"
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#include "networkd-routing-policy-rule.h"
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#include "networkd-util.h"
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#include "ordered-set.h"
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#include "resolve-util.h"
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typedef enum IPv6PrivacyExtensions {
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/* The values map to the kernel's /proc/sys/net/ipv6/conf/xxx/use_tempaddr values */
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IPV6_PRIVACY_EXTENSIONS_NO,
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IPV6_PRIVACY_EXTENSIONS_PREFER_PUBLIC,
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IPV6_PRIVACY_EXTENSIONS_YES, /* aka prefer-temporary */
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_IPV6_PRIVACY_EXTENSIONS_MAX,
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_IPV6_PRIVACY_EXTENSIONS_INVALID = -1,
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} IPv6PrivacyExtensions;
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typedef enum KeepConfiguration {
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KEEP_CONFIGURATION_NO = 0,
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KEEP_CONFIGURATION_DHCP_ON_START = 1 << 0,
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KEEP_CONFIGURATION_DHCP_ON_STOP = 1 << 1,
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KEEP_CONFIGURATION_DHCP = KEEP_CONFIGURATION_DHCP_ON_START | KEEP_CONFIGURATION_DHCP_ON_STOP,
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KEEP_CONFIGURATION_STATIC = 1 << 2,
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KEEP_CONFIGURATION_YES = KEEP_CONFIGURATION_DHCP | KEEP_CONFIGURATION_STATIC,
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_KEEP_CONFIGURATION_MAX,
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_KEEP_CONFIGURATION_INVALID = -1,
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} KeepConfiguration;
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typedef struct Manager Manager;
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struct Network {
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Manager *manager;
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char *filename;
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char *name;
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usec_t timestamp;
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unsigned n_ref;
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Set *match_mac;
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Set *match_permanent_mac;
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char **match_path;
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char **match_driver;
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char **match_type;
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char **match_name;
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char **match_property;
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char **match_wlan_iftype;
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char **match_ssid;
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Set *match_bssid;
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LIST_HEAD(Condition, conditions);
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char *description;
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NetDev *bridge;
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NetDev *bond;
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NetDev *vrf;
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NetDev *xfrm;
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Hashmap *stacked_netdevs;
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char *bridge_name;
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char *bond_name;
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char *vrf_name;
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Hashmap *stacked_netdev_names;
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/* DHCP Client Support */
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AddressFamily dhcp;
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DHCPClientIdentifier dhcp_client_identifier;
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char *dhcp_vendor_class_identifier;
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char *dhcp_mudurl;
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char **dhcp_user_class;
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char *dhcp_hostname;
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uint64_t dhcp_max_attempts;
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unsigned dhcp_route_metric;
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uint32_t dhcp_route_table;
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uint32_t dhcp_route_mtu;
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uint16_t dhcp_client_port;
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int dhcp_critical;
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int ip_service_type;
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bool dhcp_anonymize;
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bool dhcp_send_hostname;
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bool dhcp_broadcast;
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bool dhcp_use_dns;
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bool dhcp_routes_to_dns;
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bool dhcp_use_ntp;
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bool dhcp_use_sip;
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bool dhcp_use_mtu;
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bool dhcp_use_routes;
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int dhcp_use_gateway;
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bool dhcp_use_timezone;
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bool rapid_commit;
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bool dhcp_use_hostname;
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bool dhcp_route_table_set;
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bool dhcp_send_release;
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bool dhcp_send_decline;
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DHCPUseDomains dhcp_use_domains;
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sd_ipv4acd *dhcp_acd;
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Set *dhcp_black_listed_ip;
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Set *dhcp_request_options;
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OrderedHashmap *dhcp_client_send_options;
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OrderedHashmap *dhcp_client_send_vendor_options;
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OrderedHashmap *dhcp_server_send_options;
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OrderedHashmap *dhcp_server_send_vendor_options;
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/* DHCPv6 Client support*/
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bool dhcp6_use_dns;
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bool dhcp6_use_ntp;
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bool dhcp6_without_ra;
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uint8_t dhcp6_pd_length;
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char *dhcp6_mudurl;
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char **dhcp6_user_class;
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struct in6_addr dhcp6_pd_address;
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OrderedHashmap *dhcp6_client_send_options;
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Set *dhcp6_request_options;
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/* DHCP Server Support */
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bool dhcp_server;
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bool dhcp_server_emit_dns;
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struct in_addr *dhcp_server_dns;
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unsigned n_dhcp_server_dns;
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bool dhcp_server_emit_ntp;
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struct in_addr *dhcp_server_ntp;
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unsigned n_dhcp_server_ntp;
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bool dhcp_server_emit_sip;
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struct in_addr *dhcp_server_sip;
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unsigned n_dhcp_server_sip;
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struct in_addr *dhcp_server_pop3;
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unsigned n_dhcp_server_pop3;
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struct in_addr *dhcp_server_smtp;
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unsigned n_dhcp_server_smtp;
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struct in_addr *dhcp_server_lpr;
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unsigned n_dhcp_server_lpr;
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bool dhcp_server_emit_router;
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bool dhcp_server_emit_timezone;
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char *dhcp_server_timezone;
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usec_t dhcp_server_default_lease_time_usec, dhcp_server_max_lease_time_usec;
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uint32_t dhcp_server_pool_offset;
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uint32_t dhcp_server_pool_size;
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/* IPV4LL Support */
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AddressFamily link_local;
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bool ipv4ll_route;
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bool default_route_on_device;
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/* IPv6 prefix delegation support */
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RADVPrefixDelegation router_prefix_delegation;
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usec_t router_lifetime_usec;
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uint8_t router_preference;
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bool router_managed;
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bool router_other_information;
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bool router_emit_dns;
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bool router_emit_domains;
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usec_t router_dns_lifetime_usec;
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struct in6_addr *router_dns;
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unsigned n_router_dns;
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OrderedSet *router_search_domains;
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bool dhcp6_force_pd_other_information; /* Start DHCPv6 PD also when 'O'
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RA flag is set, see RFC 7084,
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WPD-4 */
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/* Bridge Support */
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int use_bpdu;
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int hairpin;
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int fast_leave;
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int allow_port_to_be_root;
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int unicast_flood;
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int multicast_flood;
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int multicast_to_unicast;
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int neighbor_suppression;
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int learning;
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int bridge_proxy_arp;
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int bridge_proxy_arp_wifi;
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uint32_t cost;
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uint16_t priority;
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MulticastRouter multicast_router;
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bool use_br_vlan;
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uint16_t pvid;
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uint32_t br_vid_bitmap[BRIDGE_VLAN_BITMAP_LEN];
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uint32_t br_untagged_bitmap[BRIDGE_VLAN_BITMAP_LEN];
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/* CAN support */
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uint32_t can_bitrate;
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unsigned can_sample_point;
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uint32_t can_data_bitrate;
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unsigned can_data_sample_point;
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usec_t can_restart_us;
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int can_triple_sampling;
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int can_termination;
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int can_listen_only;
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int can_fd_mode;
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int can_non_iso;
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AddressFamily ip_forward;
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bool ip_masquerade;
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int ipv6_accept_ra;
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int ipv6_dad_transmits;
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int ipv6_hop_limit;
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int ipv6_proxy_ndp;
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int proxy_arp;
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uint32_t ipv6_mtu;
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bool ipv6_accept_ra_use_dns;
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bool ipv6_accept_ra_use_autonomous_prefix;
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bool ipv6_accept_ra_use_onlink_prefix;
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bool active_slave;
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bool primary_slave;
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bool ipv6_accept_ra_route_table_set;
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DHCPUseDomains ipv6_accept_ra_use_domains;
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IPv6AcceptRAStartDHCP6Client ipv6_accept_ra_start_dhcp6_client;
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uint32_t ipv6_accept_ra_route_table;
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Set *ndisc_black_listed_prefix;
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OrderedHashmap *ipv6_tokens;
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IPv6PrivacyExtensions ipv6_privacy_extensions;
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struct ether_addr *mac;
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uint32_t mtu;
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uint32_t group;
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int arp;
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int multicast;
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int allmulticast;
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bool unmanaged;
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bool configure_without_carrier;
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bool ignore_carrier_loss;
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KeepConfiguration keep_configuration;
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uint32_t iaid;
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DUID duid;
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bool iaid_set;
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bool required_for_online; /* Is this network required to be considered online? */
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LinkOperationalStateRange required_operstate_for_online;
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/* LLDP support */
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LLDPMode lldp_mode; /* LLDP reception */
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LLDPEmit lldp_emit; /* LLDP transmission */
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char *lldp_mud; /* LLDP MUD URL */
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LIST_HEAD(Address, static_addresses);
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LIST_HEAD(Route, static_routes);
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LIST_HEAD(NextHop, static_nexthops);
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LIST_HEAD(FdbEntry, static_fdb_entries);
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LIST_HEAD(IPv6ProxyNDPAddress, ipv6_proxy_ndp_addresses);
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LIST_HEAD(Neighbor, neighbors);
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LIST_HEAD(AddressLabel, address_labels);
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LIST_HEAD(Prefix, static_prefixes);
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LIST_HEAD(RoutePrefix, static_route_prefixes);
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LIST_HEAD(RoutingPolicyRule, rules);
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unsigned n_static_addresses;
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unsigned n_static_routes;
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unsigned n_static_nexthops;
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unsigned n_static_fdb_entries;
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unsigned n_ipv6_proxy_ndp_addresses;
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unsigned n_neighbors;
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unsigned n_address_labels;
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unsigned n_static_prefixes;
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unsigned n_static_route_prefixes;
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unsigned n_rules;
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Hashmap *addresses_by_section;
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Hashmap *routes_by_section;
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Hashmap *nexthops_by_section;
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Hashmap *fdb_entries_by_section;
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Hashmap *neighbors_by_section;
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Hashmap *address_labels_by_section;
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Hashmap *prefixes_by_section;
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Hashmap *route_prefixes_by_section;
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Hashmap *rules_by_section;
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OrderedHashmap *tc_by_section;
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/* All kinds of DNS configuration */
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struct in_addr_data *dns;
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unsigned n_dns;
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OrderedSet *search_domains, *route_domains;
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int dns_default_route;
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ResolveSupport llmnr;
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ResolveSupport mdns;
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DnssecMode dnssec_mode;
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DnsOverTlsMode dns_over_tls_mode;
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Set *dnssec_negative_trust_anchors;
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char **ntp;
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char **sip;
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char **pop3;
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char **smtp;
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char **lpr;
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char **bind_carrier;
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};
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Network *network_ref(Network *network);
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Network *network_unref(Network *network);
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DEFINE_TRIVIAL_CLEANUP_FUNC(Network*, network_unref);
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int network_load(Manager *manager, OrderedHashmap **networks);
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int network_reload(Manager *manager);
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int network_load_one(Manager *manager, OrderedHashmap **networks, const char *filename);
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int network_verify(Network *network);
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int network_get_by_name(Manager *manager, const char *name, Network **ret);
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int network_get(Manager *manager, unsigned short iftype, sd_device *device, const char *ifname, char * const *alternative_names,
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const struct ether_addr *mac, const struct ether_addr *permanent_mac,
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enum nl80211_iftype wlan_iftype, const char *ssid,
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const struct ether_addr *bssid, Network **ret);
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int network_apply(Network *network, Link *link);
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void network_apply_anonymize_if_set(Network *network);
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bool network_has_static_ipv6_configurations(Network *network);
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CONFIG_PARSER_PROTOTYPE(config_parse_stacked_netdev);
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CONFIG_PARSER_PROTOTYPE(config_parse_tunnel);
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CONFIG_PARSER_PROTOTYPE(config_parse_ipv6token);
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CONFIG_PARSER_PROTOTYPE(config_parse_ipv6_privacy_extensions);
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CONFIG_PARSER_PROTOTYPE(config_parse_domains);
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CONFIG_PARSER_PROTOTYPE(config_parse_dns);
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CONFIG_PARSER_PROTOTYPE(config_parse_hostname);
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CONFIG_PARSER_PROTOTYPE(config_parse_timezone);
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CONFIG_PARSER_PROTOTYPE(config_parse_dnssec_negative_trust_anchors);
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CONFIG_PARSER_PROTOTYPE(config_parse_ntp);
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CONFIG_PARSER_PROTOTYPE(config_parse_required_for_online);
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CONFIG_PARSER_PROTOTYPE(config_parse_keep_configuration);
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const struct ConfigPerfItem* network_network_gperf_lookup(const char *key, GPERF_LEN_TYPE length);
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const char* ipv6_privacy_extensions_to_string(IPv6PrivacyExtensions i) _const_;
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IPv6PrivacyExtensions ipv6_privacy_extensions_from_string(const char *s) _pure_;
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const char* keep_configuration_to_string(KeepConfiguration i) _const_;
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KeepConfiguration keep_configuration_from_string(const char *s) _pure_;
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