diff options
Diffstat (limited to 'src/network/networkd-network.h')
| -rw-r--r-- | src/network/networkd-network.h | 340 |
1 files changed, 340 insertions, 0 deletions
diff --git a/src/network/networkd-network.h b/src/network/networkd-network.h new file mode 100644 index 0000000..fd0fe05 --- /dev/null +++ b/src/network/networkd-network.h @@ -0,0 +1,340 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ +#pragma once + +#include <linux/nl80211.h> + +#include "sd-bus.h" +#include "sd-device.h" + +#include "bridge.h" +#include "condition.h" +#include "conf-parser.h" +#include "hashmap.h" +#include "netdev.h" +#include "networkd-brvlan.h" +#include "networkd-dhcp-common.h" +#include "networkd-dhcp4.h" +#include "networkd-dhcp6.h" +#include "networkd-dhcp-server.h" +#include "networkd-lldp-rx.h" +#include "networkd-lldp-tx.h" +#include "networkd-ndisc.h" +#include "networkd-radv.h" +#include "networkd-sysctl.h" +#include "networkd-util.h" +#include "ordered-set.h" +#include "resolve-util.h" +#include "socket-netlink.h" + +typedef enum KeepConfiguration { + KEEP_CONFIGURATION_NO = 0, + KEEP_CONFIGURATION_DHCP_ON_START = 1 << 0, + KEEP_CONFIGURATION_DHCP_ON_STOP = 1 << 1, + KEEP_CONFIGURATION_DHCP = KEEP_CONFIGURATION_DHCP_ON_START | KEEP_CONFIGURATION_DHCP_ON_STOP, + KEEP_CONFIGURATION_STATIC = 1 << 2, + KEEP_CONFIGURATION_YES = KEEP_CONFIGURATION_DHCP | KEEP_CONFIGURATION_STATIC, + _KEEP_CONFIGURATION_MAX, + _KEEP_CONFIGURATION_INVALID = -1, +} KeepConfiguration; + +typedef enum IPv6LinkLocalAddressGenMode { + IPV6_LINK_LOCAL_ADDRESSS_GEN_MODE_EUI64 = IN6_ADDR_GEN_MODE_EUI64, + IPV6_LINK_LOCAL_ADDRESSS_GEN_MODE_NONE = IN6_ADDR_GEN_MODE_NONE, + IPV6_LINK_LOCAL_ADDRESSS_GEN_MODE_STABLE_PRIVACY = IN6_ADDR_GEN_MODE_STABLE_PRIVACY, + IPV6_LINK_LOCAL_ADDRESSS_GEN_MODE_RANDOM = IN6_ADDR_GEN_MODE_RANDOM, + _IPV6_LINK_LOCAL_ADDRESS_GEN_MODE_MAX, + _IPV6_LINK_LOCAL_ADDRESS_GEN_MODE_INVALID = -1 +} IPv6LinkLocalAddressGenMode; + +typedef struct Manager Manager; + +typedef struct NetworkDHCPServerEmitAddress { + bool emit; + struct in_addr *addresses; + size_t n_addresses; +} NetworkDHCPServerEmitAddress; + +struct Network { + Manager *manager; + + unsigned n_ref; + + char *name; + char *filename; + usec_t timestamp; + char *description; + + /* [Match] section */ + Set *match_mac; + Set *match_permanent_mac; + char **match_path; + char **match_driver; + char **match_type; + char **match_name; + char **match_property; + char **match_wlan_iftype; + char **match_ssid; + Set *match_bssid; + LIST_HEAD(Condition, conditions); + + /* Master or stacked netdevs */ + NetDev *bridge; + NetDev *bond; + NetDev *vrf; + NetDev *xfrm; + Hashmap *stacked_netdevs; + char *bridge_name; + char *bond_name; + char *vrf_name; + Hashmap *stacked_netdev_names; + + /* [Link] section */ + struct ether_addr *mac; + uint32_t mtu; + uint32_t group; + int arp; + int multicast; + int allmulticast; + bool unmanaged; + bool required_for_online; /* Is this network required to be considered online? */ + LinkOperationalStateRange required_operstate_for_online; + + /* misc settings */ + bool configure_without_carrier; + int ignore_carrier_loss; + KeepConfiguration keep_configuration; + char **bind_carrier; + bool default_route_on_device; + bool ip_masquerade; + + /* DHCP Client Support */ + AddressFamily dhcp; + DHCPClientIdentifier dhcp_client_identifier; + DUID duid; + uint32_t iaid; + bool iaid_set; + char *dhcp_vendor_class_identifier; + char *dhcp_mudurl; + char **dhcp_user_class; + char *dhcp_hostname; + uint64_t dhcp_max_attempts; + uint32_t dhcp_route_metric; + bool dhcp_route_metric_set; + uint32_t dhcp_route_table; + uint32_t dhcp_fallback_lease_lifetime; + uint32_t dhcp_route_mtu; + uint16_t dhcp_client_port; + int dhcp_critical; + int dhcp_ip_service_type; + bool dhcp_anonymize; + bool dhcp_send_hostname; + bool dhcp_broadcast; + bool dhcp_use_dns; + bool dhcp_use_dns_set; + bool dhcp_routes_to_dns; + bool dhcp_use_ntp; + bool dhcp_use_ntp_set; + bool dhcp_use_sip; + bool dhcp_use_mtu; + bool dhcp_use_routes; + int dhcp_use_gateway; + bool dhcp_use_timezone; + bool dhcp_use_hostname; + bool dhcp_route_table_set; + bool dhcp_send_release; + bool dhcp_send_decline; + DHCPUseDomains dhcp_use_domains; + Set *dhcp_deny_listed_ip; + Set *dhcp_allow_listed_ip; + Set *dhcp_request_options; + OrderedHashmap *dhcp_client_send_options; + OrderedHashmap *dhcp_client_send_vendor_options; + + /* DHCPv6 Client support*/ + bool dhcp6_use_dns; + bool dhcp6_use_dns_set; + bool dhcp6_use_ntp; + bool dhcp6_use_ntp_set; + bool dhcp6_rapid_commit; + uint8_t dhcp6_pd_length; + uint32_t dhcp6_route_metric; + bool dhcp6_route_metric_set; + char *dhcp6_mudurl; + char **dhcp6_user_class; + char **dhcp6_vendor_class; + struct in6_addr dhcp6_pd_address; + DHCP6ClientStartMode dhcp6_without_ra; + OrderedHashmap *dhcp6_client_send_options; + OrderedHashmap *dhcp6_client_send_vendor_options; + Set *dhcp6_request_options; + /* Start DHCPv6 PD also when 'O' RA flag is set, see RFC 7084, WPD-4 */ + bool dhcp6_force_pd_other_information; + + /* DHCP Server Support */ + bool dhcp_server; + NetworkDHCPServerEmitAddress dhcp_server_emit[_SD_DHCP_LEASE_SERVER_TYPE_MAX]; + bool dhcp_server_emit_router; + bool dhcp_server_emit_timezone; + char *dhcp_server_timezone; + usec_t dhcp_server_default_lease_time_usec, dhcp_server_max_lease_time_usec; + uint32_t dhcp_server_pool_offset; + uint32_t dhcp_server_pool_size; + OrderedHashmap *dhcp_server_send_options; + OrderedHashmap *dhcp_server_send_vendor_options; + + /* link local addressing support */ + AddressFamily link_local; + IPv6LinkLocalAddressGenMode ipv6ll_address_gen_mode; + bool ipv4ll_route; + + /* IPv6 RA support */ + RADVPrefixDelegation router_prefix_delegation; + usec_t router_lifetime_usec; + uint8_t router_preference; + bool router_managed; + bool router_other_information; + bool router_emit_dns; + bool router_emit_domains; + usec_t router_dns_lifetime_usec; + struct in6_addr *router_dns; + unsigned n_router_dns; + OrderedSet *router_search_domains; + + /* DHCPv6 Prefix Delegation support */ + int dhcp6_pd; + bool dhcp6_pd_announce; + bool dhcp6_pd_assign; + int64_t dhcp6_pd_subnet_id; + union in_addr_union dhcp6_pd_token; + + /* Bridge Support */ + int use_bpdu; + int hairpin; + int fast_leave; + int allow_port_to_be_root; + int unicast_flood; + int multicast_flood; + int multicast_to_unicast; + int neighbor_suppression; + int learning; + int bridge_proxy_arp; + int bridge_proxy_arp_wifi; + uint32_t cost; + uint16_t priority; + MulticastRouter multicast_router; + + /* Bridge VLAN */ + bool use_br_vlan; + uint16_t pvid; + uint32_t br_vid_bitmap[BRIDGE_VLAN_BITMAP_LEN]; + uint32_t br_untagged_bitmap[BRIDGE_VLAN_BITMAP_LEN]; + + /* CAN support */ + uint32_t can_bitrate; + unsigned can_sample_point; + uint32_t can_data_bitrate; + unsigned can_data_sample_point; + usec_t can_restart_us; + int can_triple_sampling; + int can_termination; + int can_listen_only; + int can_fd_mode; + int can_non_iso; + + /* sysctl settings */ + AddressFamily ip_forward; + int ipv4_accept_local; + int ipv6_dad_transmits; + int ipv6_hop_limit; + int proxy_arp; + uint32_t ipv6_mtu; + IPv6PrivacyExtensions ipv6_privacy_extensions; + int ipv6_proxy_ndp; + Set *ipv6_proxy_ndp_addresses; + + /* IPv6 accept RA */ + int ipv6_accept_ra; + bool ipv6_accept_ra_use_dns; + bool ipv6_accept_ra_use_autonomous_prefix; + bool ipv6_accept_ra_use_onlink_prefix; + bool active_slave; + bool primary_slave; + bool ipv6_accept_ra_route_table_set; + DHCPUseDomains ipv6_accept_ra_use_domains; + IPv6AcceptRAStartDHCP6Client ipv6_accept_ra_start_dhcp6_client; + uint32_t ipv6_accept_ra_route_table; + Set *ndisc_deny_listed_prefix; + OrderedSet *ipv6_tokens; + + /* LLDP support */ + LLDPMode lldp_mode; /* LLDP reception */ + LLDPEmit lldp_emit; /* LLDP transmission */ + char *lldp_mud; /* LLDP MUD URL */ + + OrderedHashmap *addresses_by_section; + Hashmap *routes_by_section; + Hashmap *nexthops_by_section; + Hashmap *fdb_entries_by_section; + Hashmap *mdb_entries_by_section; + Hashmap *neighbors_by_section; + Hashmap *address_labels_by_section; + Hashmap *prefixes_by_section; + Hashmap *route_prefixes_by_section; + Hashmap *rules_by_section; + OrderedHashmap *tc_by_section; + OrderedHashmap *sr_iov_by_section; + + /* All kinds of DNS configuration */ + struct in_addr_full **dns; + unsigned n_dns; + OrderedSet *search_domains, *route_domains; + int dns_default_route; + ResolveSupport llmnr; + ResolveSupport mdns; + DnssecMode dnssec_mode; + DnsOverTlsMode dns_over_tls_mode; + Set *dnssec_negative_trust_anchors; + + /* NTP */ + char **ntp; +}; + +Network *network_ref(Network *network); +Network *network_unref(Network *network); +DEFINE_TRIVIAL_CLEANUP_FUNC(Network*, network_unref); + +int network_load(Manager *manager, OrderedHashmap **networks); +int network_reload(Manager *manager); +int network_load_one(Manager *manager, OrderedHashmap **networks, const char *filename); +int network_verify(Network *network); + +int network_get_by_name(Manager *manager, const char *name, Network **ret); +int network_get(Manager *manager, unsigned short iftype, sd_device *device, + const char *ifname, char * const *alternative_names, const char *driver, + const struct ether_addr *mac, const struct ether_addr *permanent_mac, + enum nl80211_iftype wlan_iftype, const char *ssid, const struct ether_addr *bssid, + Network **ret); +int network_apply(Network *network, Link *link); +void network_apply_anonymize_if_set(Network *network); + +bool network_has_static_ipv6_configurations(Network *network); + +CONFIG_PARSER_PROTOTYPE(config_parse_stacked_netdev); +CONFIG_PARSER_PROTOTYPE(config_parse_tunnel); +CONFIG_PARSER_PROTOTYPE(config_parse_domains); +CONFIG_PARSER_PROTOTYPE(config_parse_dns); +CONFIG_PARSER_PROTOTYPE(config_parse_hostname); +CONFIG_PARSER_PROTOTYPE(config_parse_timezone); +CONFIG_PARSER_PROTOTYPE(config_parse_dnssec_negative_trust_anchors); +CONFIG_PARSER_PROTOTYPE(config_parse_ntp); +CONFIG_PARSER_PROTOTYPE(config_parse_required_for_online); +CONFIG_PARSER_PROTOTYPE(config_parse_keep_configuration); +CONFIG_PARSER_PROTOTYPE(config_parse_ipv6_link_local_address_gen_mode); + +const struct ConfigPerfItem* network_network_gperf_lookup(const char *key, GPERF_LEN_TYPE length); + +const char* keep_configuration_to_string(KeepConfiguration i) _const_; +KeepConfiguration keep_configuration_from_string(const char *s) _pure_; + +const char* ipv6_link_local_address_gen_mode_to_string(IPv6LinkLocalAddressGenMode s) _const_; +IPv6LinkLocalAddressGenMode ipv6_link_local_address_gen_mode_from_string(const char *s) _pure_; |