X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=src%2Fnetwork%2Fnetworkd.h;h=e6d84f105b81257692493a32a2f03474249c2c0e;hp=bf73fe2bd5b738890f75dd574fcc5e3d2cfc037b;hb=a97dcc12e486ecff531809802930a26c4da827f2;hpb=6a0a2f860f1ca4a10932da3b41dbc3c0139757cc diff --git a/src/network/networkd.h b/src/network/networkd.h index bf73fe2bd..e6d84f105 100644 --- a/src/network/networkd.h +++ b/src/network/networkd.h @@ -32,12 +32,13 @@ #include "sd-icmp6-nd.h" #include "sd-dhcp6-client.h" #include "udev.h" +#include "sd-lldp.h" #include "rtnl-util.h" #include "hashmap.h" #include "list.h" #include "set.h" -#include "condition-util.h" +#include "condition.h" #include "in-addr-util.h" #define CACHE_INFO_INFINITY_LIFE_TIME 0xFFFFFFFFU @@ -51,15 +52,46 @@ typedef struct Address Address; typedef struct Route Route; typedef struct Manager Manager; typedef struct AddressPool AddressPool; +typedef struct FdbEntry FdbEntry; + +typedef enum AddressFamilyBoolean { + /* This is a bitmask, though it usually doesn't feel that way! */ + ADDRESS_FAMILY_NO = 0, + ADDRESS_FAMILY_IPV4 = 1, + ADDRESS_FAMILY_IPV6 = 2, + ADDRESS_FAMILY_YES = 3, + _ADDRESS_FAMILY_BOOLEAN_MAX, + _ADDRESS_FAMILY_BOOLEAN_INVALID = -1, +} AddressFamilyBoolean; + +typedef enum LLMNRSupport { + LLMNR_SUPPORT_NO, + LLMNR_SUPPORT_YES, + LLMNR_SUPPORT_RESOLVE, + _LLMNR_SUPPORT_MAX, + _LLMNR_SUPPORT_INVALID = -1, +} LLMNRSupport; -typedef enum DHCPSupport { - DHCP_SUPPORT_NONE, - DHCP_SUPPORT_BOTH, - DHCP_SUPPORT_V4, - DHCP_SUPPORT_V6, - _DHCP_SUPPORT_MAX, - _DHCP_SUPPORT_INVALID = -1, -} DHCPSupport; +typedef enum LinkOperationalState { + LINK_OPERSTATE_OFF, + LINK_OPERSTATE_NO_CARRIER, + LINK_OPERSTATE_DORMANT, + LINK_OPERSTATE_CARRIER, + LINK_OPERSTATE_DEGRADED, + LINK_OPERSTATE_ROUTABLE, + _LINK_OPERSTATE_MAX, + _LINK_OPERSTATE_INVALID = -1 +} LinkOperationalState; + +struct FdbEntry { + Network *network; + unsigned section; + + struct ether_addr *mac_addr; + uint16_t vlan_id; + + LIST_FIELDS(FdbEntry, static_fdb_entries); +}; struct Network { Manager *manager; @@ -82,39 +114,56 @@ struct Network { NetDev *bridge; NetDev *bond; Hashmap *stacked_netdevs; - DHCPSupport dhcp; + AddressFamilyBoolean dhcp; bool dhcp_dns; bool dhcp_ntp; bool dhcp_mtu; bool dhcp_hostname; - bool dhcp_domainname; + bool dhcp_domains; bool dhcp_sendhost; bool dhcp_broadcast; bool dhcp_critical; bool dhcp_routes; + unsigned dhcp_route_metric; bool ipv4ll; bool ipv4ll_route; bool dhcp_server; + unsigned cost; + + AddressFamilyBoolean ip_forward; + bool ip_masquerade; + + struct ether_addr *mac; + unsigned mtu; + + bool lldp; + LIST_HEAD(Address, static_addresses); LIST_HEAD(Route, static_routes); + LIST_HEAD(FdbEntry, static_fdb_entries); Hashmap *addresses_by_section; Hashmap *routes_by_section; + Hashmap *fdb_entries_by_section; - char **dns, **ntp; + bool wildcard_domain; + char **domains, **dns, **ntp; + + LLMNRSupport llmnr; LIST_FIELDS(Network, networks); }; struct Address { Network *network; - uint64_t section; + unsigned section; int family; unsigned char prefixlen; unsigned char scope; + unsigned char flags; char *label; struct in_addr broadcast; @@ -123,87 +172,30 @@ struct Address { union in_addr_union in_addr; union in_addr_union in_addr_peer; + bool ip_masquerade_done; + LIST_FIELDS(Address, addresses); }; struct Route { Network *network; - uint64_t section; + 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); }; -typedef enum LinkState { - LINK_STATE_INITIALIZING, - LINK_STATE_ENSLAVING, - LINK_STATE_SETTING_ADDRESSES, - LINK_STATE_SETTING_ROUTES, - LINK_STATE_CONFIGURED, - LINK_STATE_UNMANAGED, - LINK_STATE_FAILED, - LINK_STATE_LINGER, - _LINK_STATE_MAX, - _LINK_STATE_INVALID = -1 -} LinkState; - -typedef enum LinkOperationalState { - LINK_OPERSTATE_UNKNOWN, - LINK_OPERSTATE_DORMANT, - LINK_OPERSTATE_CARRIER, - LINK_OPERSTATE_DEGRADED, - LINK_OPERSTATE_ROUTABLE, - _LINK_OPERSTATE_MAX, - _LINK_OPERSTATE_INVALID = -1 -} LinkOperationalState; - -struct Link { - Manager *manager; - - int n_ref; - - int ifindex; - char *ifname; - char *state_file; - struct ether_addr mac; - struct udev_device *udev_device; - - unsigned flags; - uint8_t kernel_operstate; - - Network *network; - - LinkState state; - LinkOperationalState operstate; - - unsigned addr_messages; - unsigned route_messages; - unsigned enslaving; - - LIST_HEAD(Address, addresses); - - sd_dhcp_client *dhcp_client; - sd_dhcp_lease *dhcp_lease; - char *lease_file; - uint16_t original_mtu; - sd_ipv4ll *ipv4ll; - - LIST_HEAD(Address, pool_addresses); - - sd_dhcp_server *dhcp_server; - - sd_icmp6_nd *icmp6_router_discovery; - sd_dhcp6_client *dhcp6_client; -}; - struct AddressPool { Manager *manager; @@ -218,14 +210,17 @@ struct AddressPool { struct Manager { sd_rtnl *rtnl; sd_event *event; + sd_event_source *bus_retry_event_source; sd_bus *bus; + sd_bus_slot *prepare_for_sleep_slot; struct udev *udev; struct udev_monitor *udev_monitor; sd_event_source *udev_event_source; - sd_event_source *sigterm_event_source; - sd_event_source *sigint_event_source; + + bool enumerating; char *state_file; + LinkOperationalState operational_state; Hashmap *links; Hashmap *netdevs; @@ -239,18 +234,20 @@ extern const char* const network_dirs[]; /* Manager */ +extern const sd_bus_vtable manager_vtable[]; + int manager_new(Manager **ret); void manager_free(Manager *m); +int manager_run(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_send_changed(Manager *m, const char *property, ...) _sentinel_; int manager_save(Manager *m); int manager_address_pool_acquire(Manager *m, int family, unsigned prefixlen, union in_addr_union *found); @@ -276,6 +273,17 @@ 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, @@ -298,6 +306,17 @@ int config_parse_tunnel_address(const char *unit, 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); + /* gperf */ const struct ConfigPerfItem* network_network_gperf_lookup(const char *key, unsigned length); @@ -330,6 +349,8 @@ 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); @@ -347,38 +368,34 @@ 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); -/* Link */ - -Link *link_unref(Link *link); -Link *link_ref(Link *link); -int link_get(Manager *m, int ifindex, Link **ret); -int link_add(Manager *manager, sd_rtnl_message *message, Link **ret); -void link_drop(Link *link); - -int link_update(Link *link, sd_rtnl_message *message); -int link_rtnl_process_address(sd_rtnl *rtnl, sd_rtnl_message *message, void *userdata); - -int link_initialized(Link *link, struct udev_device *device); +/* Forwarding database table. */ +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); -int link_save(Link *link); +DEFINE_TRIVIAL_CLEANUP_FUNC(FdbEntry*, fdb_entry_free); +#define _cleanup_fdbentry_free_ _cleanup_(fdb_entry_freep) -bool link_has_carrier(unsigned flags, uint8_t operstate); +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); -const char* link_state_to_string(LinkState s) _const_; -LinkState link_state_from_string(const char *s) _pure_; +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* link_operstate_to_string(LinkOperationalState s) _const_; -LinkOperationalState link_operstate_from_string(const char *s) _pure_; +/* DHCP support */ -DEFINE_TRIVIAL_CLEANUP_FUNC(Link*, link_unref); -#define _cleanup_link_unref_ _cleanup_(link_unrefp) +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); -/* DHCP support */ +/* LLMNR support */ -const char* dhcp_support_to_string(DHCPSupport i) _const_; -DHCPSupport dhcp_support_from_string(const char *s) _pure_; +const char* llmnr_support_to_string(LLMNRSupport i) _const_; +LLMNRSupport llmnr_support_from_string(const char *s) _pure_; -int config_parse_dhcp(const char *unit, const char *filename, unsigned line, +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); @@ -390,19 +407,12 @@ void address_pool_free(AddressPool *p); int address_pool_acquire(AddressPool *p, unsigned prefixlen, union in_addr_union *found); -/* Macros which append INTERFACE= to the message */ +const char *address_family_boolean_to_string(AddressFamilyBoolean b) _const_; +AddressFamilyBoolean address_family_boolean_from_string(const char *s) _const_; -#define log_full_link(level, link, fmt, ...) log_meta_object(level, __FILE__, __LINE__, __func__, "INTERFACE=", link->ifname, "%-*s: " fmt, IFNAMSIZ, link->ifname, ##__VA_ARGS__) -#define log_debug_link(link, ...) log_full_link(LOG_DEBUG, link, ##__VA_ARGS__) -#define log_info_link(link, ...) log_full_link(LOG_INFO, link, ##__VA_ARGS__) -#define log_notice_link(link, ...) log_full_link(LOG_NOTICE, link, ##__VA_ARGS__) -#define log_warning_link(link, ...) log_full_link(LOG_WARNING, link, ##__VA_ARGS__) -#define log_error_link(link, ...) log_full_link(LOG_ERR, link, ##__VA_ARGS__) +int config_parse_address_family_boolean(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); -#define log_struct_link(level, link, ...) log_struct(level, "INTERFACE=%s", link->ifname, __VA_ARGS__) +/* Opeartional State */ -#define ADDRESS_FMT_VAL(address) \ - (address).s_addr & 0xFF, \ - ((address).s_addr >> 8) & 0xFF, \ - ((address).s_addr >> 16) & 0xFF, \ - (address).s_addr >> 24 +const char* link_operstate_to_string(LinkOperationalState s) _const_; +LinkOperationalState link_operstate_from_string(const char *s) _pure_;