d7c7c334f56edab8cfc102b657366277a65738cfLennart Poettering

d7c7c334f56edab8cfc102b657366277a65738cfLennart Poettering

10f9c75519671e7c7ab8993b54fe22da7c2d0c38Lennart Poettering#pragma once

d7c7c334f56edab8cfc102b657366277a65738cfLennart Poettering

d7c7c334f56edab8cfc102b657366277a65738cfLennart Poettering#include <arpa/inet.h>

d7c7c334f56edab8cfc102b657366277a65738cfLennart Poettering

10f9c75519671e7c7ab8993b54fe22da7c2d0c38Lennart Poettering#include "sd-event.h"

10f9c75519671e7c7ab8993b54fe22da7c2d0c38Lennart Poettering#include "sd-rtnl.h"

d7c7c334f56edab8cfc102b657366277a65738cfLennart Poettering#include "sd-bus.h"

d7c7c334f56edab8cfc102b657366277a65738cfLennart Poettering#include "sd-dhcp-client.h"

d9e2daaf3d8649650cf9784b4fe9d9de4507da0cLennart Poettering#include "sd-dhcp-server.h"

10f9c75519671e7c7ab8993b54fe22da7c2d0c38Lennart Poettering#include "sd-ipv4ll.h"

10f9c75519671e7c7ab8993b54fe22da7c2d0c38Lennart Poettering#include "sd-icmp6-nd.h"

10f9c75519671e7c7ab8993b54fe22da7c2d0c38Lennart Poettering#include "sd-dhcp6-client.h"

10f9c75519671e7c7ab8993b54fe22da7c2d0c38Lennart Poettering#include "udev.h"

10f9c75519671e7c7ab8993b54fe22da7c2d0c38Lennart Poettering#include "sd-lldp.h"

c75f27ea2b483f91d437ebaf8494457dc76f3fd6Lennart Poettering

b6b1849830f5e4a6065c3b0c993668e500c954d3Lennart Poettering#include "rtnl-util.h"

b6b1849830f5e4a6065c3b0c993668e500c954d3Lennart Poettering#include "hashmap.h"

c75f27ea2b483f91d437ebaf8494457dc76f3fd6Lennart Poettering#include "list.h"

10f9c75519671e7c7ab8993b54fe22da7c2d0c38Lennart Poettering#include "set.h"

10f9c75519671e7c7ab8993b54fe22da7c2d0c38Lennart Poettering#include "condition.h"

10f9c75519671e7c7ab8993b54fe22da7c2d0c38Lennart Poettering#include "in-addr-util.h"

10f9c75519671e7c7ab8993b54fe22da7c2d0c38Lennart Poettering

10f9c75519671e7c7ab8993b54fe22da7c2d0c38Lennart Poettering#define CACHE_INFO_INFINITY_LIFE_TIME 0xFFFFFFFFU

c75f27ea2b483f91d437ebaf8494457dc76f3fd6Lennart Poettering#define DHCP_ROUTE_METRIC 1024

10f9c75519671e7c7ab8993b54fe22da7c2d0c38Lennart Poettering#define IPV4LL_ROUTE_METRIC 2048

10f9c75519671e7c7ab8993b54fe22da7c2d0c38Lennart Poettering

b6b1849830f5e4a6065c3b0c993668e500c954d3Lennart Poetteringtypedef struct NetDev NetDev;

b6b1849830f5e4a6065c3b0c993668e500c954d3Lennart Poetteringtypedef struct Network Network;

b6b1849830f5e4a6065c3b0c993668e500c954d3Lennart Poetteringtypedef struct Link Link;

b6b1849830f5e4a6065c3b0c993668e500c954d3Lennart Poetteringtypedef struct Address Address;

cb81cd8073392936882643af0129934bf67e96c4Lennart Poetteringtypedef struct Route Route;

b6b1849830f5e4a6065c3b0c993668e500c954d3Lennart Poetteringtypedef struct Manager Manager;

cb81cd8073392936882643af0129934bf67e96c4Lennart Poetteringtypedef struct AddressPool AddressPool;

b6b1849830f5e4a6065c3b0c993668e500c954d3Lennart Poetteringtypedef struct FdbEntry FdbEntry;

b6b1849830f5e4a6065c3b0c993668e500c954d3Lennart Poettering

b6b1849830f5e4a6065c3b0c993668e500c954d3Lennart Poetteringtypedef enum DHCPSupport {

10f9c75519671e7c7ab8993b54fe22da7c2d0c38Lennart Poettering DHCP_SUPPORT_NONE,

c75f27ea2b483f91d437ebaf8494457dc76f3fd6Lennart Poettering DHCP_SUPPORT_BOTH,

c75f27ea2b483f91d437ebaf8494457dc76f3fd6Lennart Poettering DHCP_SUPPORT_V4,

c75f27ea2b483f91d437ebaf8494457dc76f3fd6Lennart Poettering DHCP_SUPPORT_V6,

c75f27ea2b483f91d437ebaf8494457dc76f3fd6Lennart Poettering _DHCP_SUPPORT_MAX,

10f9c75519671e7c7ab8993b54fe22da7c2d0c38Lennart Poettering _DHCP_SUPPORT_INVALID = -1,

c75f27ea2b483f91d437ebaf8494457dc76f3fd6Lennart Poettering} DHCPSupport;

10f9c75519671e7c7ab8993b54fe22da7c2d0c38Lennart Poettering

d7c7c334f56edab8cfc102b657366277a65738cfLennart Poetteringtypedef enum LLMNRSupport {

d7c7c334f56edab8cfc102b657366277a65738cfLennart Poettering LLMNR_SUPPORT_NO,

d7c7c334f56edab8cfc102b657366277a65738cfLennart Poettering LLMNR_SUPPORT_YES,

d7c7c334f56edab8cfc102b657366277a65738cfLennart Poettering LLMNR_SUPPORT_RESOLVE,

d7c7c334f56edab8cfc102b657366277a65738cfLennart Poettering _LLMNR_SUPPORT_MAX,

d7c7c334f56edab8cfc102b657366277a65738cfLennart Poettering _LLMNR_SUPPORT_INVALID = -1,

d7c7c334f56edab8cfc102b657366277a65738cfLennart Poettering} LLMNRSupport;

d7c7c334f56edab8cfc102b657366277a65738cfLennart Poettering

d7c7c334f56edab8cfc102b657366277a65738cfLennart Poetteringstruct FdbEntry {

e9bc1871b974fa9e33d9c1a45e249e6d1c8bc562Lennart Poettering Network *network;

d7c7c334f56edab8cfc102b657366277a65738cfLennart Poettering unsigned section;

d7c7c334f56edab8cfc102b657366277a65738cfLennart Poettering

d7c7c334f56edab8cfc102b657366277a65738cfLennart Poettering struct ether_addr *mac_addr;

e9bc1871b974fa9e33d9c1a45e249e6d1c8bc562Lennart Poettering uint16_t vlan_id;

d7c7c334f56edab8cfc102b657366277a65738cfLennart Poettering

d7c7c334f56edab8cfc102b657366277a65738cfLennart Poettering LIST_FIELDS(FdbEntry, static_fdb_entries);

d7c7c334f56edab8cfc102b657366277a65738cfLennart Poettering};

d9e2daaf3d8649650cf9784b4fe9d9de4507da0cLennart Poettering

d7c7c334f56edab8cfc102b657366277a65738cfLennart Poetteringstruct Network {

d7c7c334f56edab8cfc102b657366277a65738cfLennart Poettering Manager *manager;

d7c7c334f56edab8cfc102b657366277a65738cfLennart Poettering

d9e2daaf3d8649650cf9784b4fe9d9de4507da0cLennart Poettering char *filename;

d7c7c334f56edab8cfc102b657366277a65738cfLennart Poettering

d7c7c334f56edab8cfc102b657366277a65738cfLennart Poettering struct ether_addr *match_mac;

d7c7c334f56edab8cfc102b657366277a65738cfLennart Poettering char *match_path;

d9e2daaf3d8649650cf9784b4fe9d9de4507da0cLennart Poettering char *match_driver;

d7c7c334f56edab8cfc102b657366277a65738cfLennart Poettering char *match_type;

d7c7c334f56edab8cfc102b657366277a65738cfLennart Poettering char *match_name;

d7c7c334f56edab8cfc102b657366277a65738cfLennart Poettering char *dhcp_vendor_class_identifier;

e9bc1871b974fa9e33d9c1a45e249e6d1c8bc562Lennart Poettering

d7c7c334f56edab8cfc102b657366277a65738cfLennart Poettering Condition *match_host;

d7c7c334f56edab8cfc102b657366277a65738cfLennart Poettering Condition *match_virt;

d7c7c334f56edab8cfc102b657366277a65738cfLennart Poettering Condition *match_kernel;

d9e2daaf3d8649650cf9784b4fe9d9de4507da0cLennart Poettering Condition *match_arch;

d7c7c334f56edab8cfc102b657366277a65738cfLennart Poettering

d7c7c334f56edab8cfc102b657366277a65738cfLennart Poettering char *description;

d7c7c334f56edab8cfc102b657366277a65738cfLennart Poettering NetDev *bridge;

d9e2daaf3d8649650cf9784b4fe9d9de4507da0cLennart Poettering NetDev *bond;

d9e2daaf3d8649650cf9784b4fe9d9de4507da0cLennart Poettering Hashmap *stacked_netdevs;

d9e2daaf3d8649650cf9784b4fe9d9de4507da0cLennart Poettering DHCPSupport dhcp;

d9e2daaf3d8649650cf9784b4fe9d9de4507da0cLennart Poettering bool dhcp_dns;

d9e2daaf3d8649650cf9784b4fe9d9de4507da0cLennart Poettering bool dhcp_ntp;

d9e2daaf3d8649650cf9784b4fe9d9de4507da0cLennart Poettering bool dhcp_mtu;

d9e2daaf3d8649650cf9784b4fe9d9de4507da0cLennart Poettering bool dhcp_hostname;

d9e2daaf3d8649650cf9784b4fe9d9de4507da0cLennart Poettering bool dhcp_domains;

d9e2daaf3d8649650cf9784b4fe9d9de4507da0cLennart Poettering bool dhcp_sendhost;

d9e2daaf3d8649650cf9784b4fe9d9de4507da0cLennart Poettering bool dhcp_broadcast;

d9e2daaf3d8649650cf9784b4fe9d9de4507da0cLennart Poettering bool dhcp_critical;

d9e2daaf3d8649650cf9784b4fe9d9de4507da0cLennart Poettering bool dhcp_routes;

d9e2daaf3d8649650cf9784b4fe9d9de4507da0cLennart Poettering unsigned dhcp_route_metric;

d9e2daaf3d8649650cf9784b4fe9d9de4507da0cLennart Poettering bool ipv4ll;

d9e2daaf3d8649650cf9784b4fe9d9de4507da0cLennart Poettering bool ipv4ll_route;

d9e2daaf3d8649650cf9784b4fe9d9de4507da0cLennart Poettering

d9e2daaf3d8649650cf9784b4fe9d9de4507da0cLennart Poettering bool dhcp_server;

d9e2daaf3d8649650cf9784b4fe9d9de4507da0cLennart Poettering

d9e2daaf3d8649650cf9784b4fe9d9de4507da0cLennart Poettering unsigned cost;

d9e2daaf3d8649650cf9784b4fe9d9de4507da0cLennart Poettering

d9e2daaf3d8649650cf9784b4fe9d9de4507da0cLennart Poettering bool ip_masquerade;

d9e2daaf3d8649650cf9784b4fe9d9de4507da0cLennart Poettering bool ip_forward;

d9e2daaf3d8649650cf9784b4fe9d9de4507da0cLennart Poettering

d9e2daaf3d8649650cf9784b4fe9d9de4507da0cLennart Poettering struct ether_addr *mac;

d9e2daaf3d8649650cf9784b4fe9d9de4507da0cLennart Poettering unsigned mtu;

d9e2daaf3d8649650cf9784b4fe9d9de4507da0cLennart Poettering

d9e2daaf3d8649650cf9784b4fe9d9de4507da0cLennart Poettering bool lldp;

d9e2daaf3d8649650cf9784b4fe9d9de4507da0cLennart Poettering

d9e2daaf3d8649650cf9784b4fe9d9de4507da0cLennart Poettering LIST_HEAD(Address, static_addresses);

d9e2daaf3d8649650cf9784b4fe9d9de4507da0cLennart Poettering LIST_HEAD(Route, static_routes);

d9e2daaf3d8649650cf9784b4fe9d9de4507da0cLennart Poettering LIST_HEAD(FdbEntry, static_fdb_entries);

d9e2daaf3d8649650cf9784b4fe9d9de4507da0cLennart Poettering

d9e2daaf3d8649650cf9784b4fe9d9de4507da0cLennart Poettering Hashmap *addresses_by_section;

f70a17f8d47ec8a62fa3b9b0bbe40fa107088540Lennart Poettering Hashmap *routes_by_section;

f70a17f8d47ec8a62fa3b9b0bbe40fa107088540Lennart Poettering Hashmap *fdb_entries_by_section;

f70a17f8d47ec8a62fa3b9b0bbe40fa107088540Lennart Poettering

f70a17f8d47ec8a62fa3b9b0bbe40fa107088540Lennart Poettering bool wildcard_domain;

d9e2daaf3d8649650cf9784b4fe9d9de4507da0cLennart Poettering char **domains, **dns, **ntp;

d9e2daaf3d8649650cf9784b4fe9d9de4507da0cLennart Poettering

d9e2daaf3d8649650cf9784b4fe9d9de4507da0cLennart Poettering LLMNRSupport llmnr;

d9e2daaf3d8649650cf9784b4fe9d9de4507da0cLennart Poettering

f70a17f8d47ec8a62fa3b9b0bbe40fa107088540Lennart Poettering LIST_FIELDS(Network, networks);

f70a17f8d47ec8a62fa3b9b0bbe40fa107088540Lennart Poettering};

f70a17f8d47ec8a62fa3b9b0bbe40fa107088540Lennart Poettering

f70a17f8d47ec8a62fa3b9b0bbe40fa107088540Lennart Poetteringstruct Address {

d7c7c334f56edab8cfc102b657366277a65738cfLennart Poettering Network *network;

d7c7c334f56edab8cfc102b657366277a65738cfLennart Poettering unsigned section;

int family;

unsigned char prefixlen;

unsigned char scope;

unsigned char flags;

char *label;

struct in_addr broadcast;

struct ifa_cacheinfo cinfo;

union in_addr_union in_addr;

union in_addr_union in_addr_peer;

bool ip_forward_done;

LIST_FIELDS(Address, addresses);

};

struct Route {

Network *network;

unsigned section;

int family;

unsigned char dst_prefixlen;

unsigned char src_prefixlen;

unsigned char scope;

uint32_t metrics;

unsigned char protocol; /* RTPROT_* */

union in_addr_union in_addr;

union in_addr_union dst_addr;

union in_addr_union src_addr;

union in_addr_union prefsrc_addr;

LIST_FIELDS(Route, routes);

};

struct AddressPool {

Manager *manager;

int family;

unsigned prefixlen;

union in_addr_union in_addr;

LIST_FIELDS(AddressPool, address_pools);

};

struct Manager {

sd_rtnl *rtnl;

sd_event *event;

sd_bus *bus;

struct udev *udev;

struct udev_monitor *udev_monitor;

sd_event_source *udev_event_source;

char *state_file;

Hashmap *links;

Hashmap *netdevs;

LIST_HEAD(Network, networks);

LIST_HEAD(AddressPool, address_pools);

usec_t network_dirs_ts_usec;

};

extern const char* const network_dirs[];

int manager_new(Manager **ret);

void manager_free(Manager *m);

int manager_load_config(Manager *m);

bool manager_should_reload(Manager *m);

int manager_rtnl_enumerate_links(Manager *m);

int manager_rtnl_enumerate_addresses(Manager *m);

int manager_rtnl_listen(Manager *m);

int manager_udev_listen(Manager *m);

int manager_bus_listen(Manager *m);

int manager_save(Manager *m);

int manager_address_pool_acquire(Manager *m, int family, unsigned prefixlen, union in_addr_union *found);

DEFINE_TRIVIAL_CLEANUP_FUNC(Manager*, manager_free);

#define _cleanup_manager_free_ _cleanup_(manager_freep)

int network_load(Manager *manager);

void network_free(Network *network);

DEFINE_TRIVIAL_CLEANUP_FUNC(Network*, network_free);

#define _cleanup_network_free_ _cleanup_(network_freep)

int network_get(Manager *manager, struct udev_device *device,

const char *ifname, const struct ether_addr *mac,

Network **ret);

int network_apply(Manager *manager, Network *network, Link *link);

int config_parse_netdev(const char *unit, const char *filename, unsigned line,

const char *section, unsigned section_line, const char *lvalue,

int ltype, const char *rvalue, void *data, void *userdata);

int config_parse_domains(const char *unit,

const char *filename,

unsigned line,

const char *section,

unsigned section_line,

const char *lvalue,

int ltype,

const char *rvalue,

void *data,

void *userdata);

int config_parse_tunnel(const char *unit,

const char *filename,

unsigned line,

const char *section,

unsigned section_line,

const char *lvalue,

int ltype,

const char *rvalue,

void *data,

void *userdata);

int config_parse_tunnel_address(const char *unit,

const char *filename,

unsigned line,

const char *section,

unsigned section_line,

const char *lvalue,

int ltype,

const char *rvalue,

void *data,

void *userdata);

int config_parse_vxlan_group_address(const char *unit,

const char *filename,

unsigned line,

const char *section,

unsigned section_line,

const char *lvalue,

int ltype,

const char *rvalue,

void *data,

void *userdata);

const struct ConfigPerfItem* network_network_gperf_lookup(const char *key, unsigned length);

int route_new_static(Network *network, unsigned section, Route **ret);

int route_new_dynamic(Route **ret, unsigned char rtm_protocol);

void route_free(Route *route);

int route_configure(Route *route, Link *link, sd_rtnl_message_handler_t callback);

int route_drop(Route *route, Link *link, sd_rtnl_message_handler_t callback);

DEFINE_TRIVIAL_CLEANUP_FUNC(Route*, route_free);

#define _cleanup_route_free_ _cleanup_(route_freep)

int config_parse_gateway(const char *unit, const char *filename, unsigned line,

const char *section, unsigned section_line, const char *lvalue,

int ltype, const char *rvalue, void *data, void *userdata);

int config_parse_destination(const char *unit, const char *filename, unsigned line,

const char *section, unsigned section_line, const char *lvalue,

int ltype, const char *rvalue, void *data, void *userdata);

int config_parse_route_priority(const char *unit, const char *filename, unsigned line,

const char *section, unsigned section_line, const char *lvalue,

int ltype, const char *rvalue, void *data, void *userdata);

int address_new_static(Network *network, unsigned section, Address **ret);

int address_new_dynamic(Address **ret);

void address_free(Address *address);

int address_configure(Address *address, Link *link, sd_rtnl_message_handler_t callback);

int address_update(Address *address, Link *link, sd_rtnl_message_handler_t callback);

int address_drop(Address *address, Link *link, sd_rtnl_message_handler_t callback);

int address_establish(Address *address, Link *link);

int address_release(Address *address, Link *link);

bool address_equal(Address *a1, Address *a2);

DEFINE_TRIVIAL_CLEANUP_FUNC(Address*, address_free);

#define _cleanup_address_free_ _cleanup_(address_freep)

int config_parse_address(const char *unit, const char *filename, unsigned line,

const char *section, unsigned section_line, const char *lvalue,

int ltype, const char *rvalue, void *data, void *userdata);

int config_parse_broadcast(const char *unit, const char *filename, unsigned line,

const char *section, unsigned section_line, const char *lvalue,

int ltype, const char *rvalue, void *data, void *userdata);

int config_parse_label(const char *unit, const char *filename, unsigned line,

const char *section, unsigned section_line, const char *lvalue,

int ltype, const char *rvalue, void *data, void *userdata);

int fdb_entry_configure(sd_rtnl *const rtnl, FdbEntry *const fdb_entry, const int ifindex);

void fdb_entry_free(FdbEntry *fdb_entry);

int fdb_entry_new_static(Network *const network, const unsigned section, FdbEntry **ret);

DEFINE_TRIVIAL_CLEANUP_FUNC(FdbEntry*, fdb_entry_free);

#define _cleanup_fdbentry_free_ _cleanup_(fdb_entry_freep)

int config_parse_fdb_hwaddr(const char *unit, const char *filename, unsigned line,

const char *section, unsigned section_line, const char *lvalue,

int ltype, const char *rvalue, void *data, void *userdata);

int config_parse_fdb_vlan_id(const char *unit, const char *filename, unsigned line,

const char *section, unsigned section_line, const char *lvalue,

int ltype, const char *rvalue, void *data, void *userdata);

const char* dhcp_support_to_string(DHCPSupport i) _const_;

DHCPSupport dhcp_support_from_string(const char *s) _pure_;

int config_parse_dhcp(const char *unit, const char *filename, unsigned line,

const char *section, unsigned section_line, const char *lvalue,

int ltype, const char *rvalue, void *data, void *userdata);

const char* llmnr_support_to_string(LLMNRSupport i) _const_;

LLMNRSupport llmnr_support_from_string(const char *s) _pure_;

int config_parse_llmnr(const char *unit, const char *filename, unsigned line,

const char *section, unsigned section_line, const char *lvalue,

int ltype, const char *rvalue, void *data, void *userdata);

int address_pool_new(Manager *m, AddressPool **ret, int family, const union in_addr_union *u, unsigned prefixlen);

int address_pool_new_from_string(Manager *m, AddressPool **ret, int family, const char *p, unsigned prefixlen);

void address_pool_free(AddressPool *p);

int address_pool_acquire(AddressPool *p, unsigned prefixlen, union in_addr_union *found);