#include "sd-rtnl.h"
#include "sd-bus.h"
#include "sd-dhcp-client.h"
+#include "sd-dhcp-server.h"
+#include "sd-ipv4ll.h"
+#include "sd-icmp6-nd.h"
+#include "sd-dhcp6-client.h"
#include "udev.h"
#include "rtnl-util.h"
#include "hashmap.h"
#include "list.h"
+#include "set.h"
#include "condition-util.h"
+#include "socket-util.h"
+
+#define CACHE_INFO_INFINITY_LIFE_TIME 0xFFFFFFFFU
+#define VXLAN_VID_MAX (1u << 24) - 1
+#define DHCP_STATIC_ROUTE_METRIC 1024
typedef struct NetDev NetDev;
typedef struct Network Network;
typedef struct Address Address;
typedef struct Route Route;
typedef struct Manager Manager;
+typedef struct AddressPool AddressPool;
typedef struct netdev_enslave_callback netdev_enslave_callback;
LIST_FIELDS(netdev_enslave_callback, callbacks);
};
+typedef enum MacVlanMode {
+ NETDEV_MACVLAN_MODE_PRIVATE = MACVLAN_MODE_PRIVATE,
+ NETDEV_MACVLAN_MODE_VEPA = MACVLAN_MODE_VEPA,
+ NETDEV_MACVLAN_MODE_BRIDGE = MACVLAN_MODE_BRIDGE,
+ NETDEV_MACVLAN_MODE_PASSTHRU = MACVLAN_MODE_PASSTHRU,
+ _NETDEV_MACVLAN_MODE_MAX,
+ _NETDEV_MACVLAN_MODE_INVALID = -1
+} MacVlanMode;
+
typedef enum NetDevKind {
NETDEV_KIND_BRIDGE,
NETDEV_KIND_BOND,
NETDEV_KIND_VLAN,
+ NETDEV_KIND_MACVLAN,
+ NETDEV_KIND_VXLAN,
+ NETDEV_KIND_IPIP,
+ NETDEV_KIND_GRE,
+ NETDEV_KIND_SIT,
+ NETDEV_KIND_VETH,
+ NETDEV_KIND_VTI,
+ NETDEV_KIND_DUMMY,
_NETDEV_KIND_MAX,
_NETDEV_KIND_INVALID = -1
} NetDevKind;
NETDEV_STATE_FAILED,
NETDEV_STATE_CREATING,
NETDEV_STATE_READY,
+ NETDEV_STATE_LINGER,
_NETDEV_STATE_MAX,
_NETDEV_STATE_INVALID = -1,
} NetDevState;
struct NetDev {
Manager *manager;
+ int n_ref;
+
char *filename;
Condition *match_host;
Condition *match_arch;
char *description;
- char *name;
+ char *ifname;
+ char *ifname_peer;
+ size_t mtu;
+ struct ether_addr *mac;
+ struct ether_addr *mac_peer;
NetDevKind kind;
uint64_t vlanid;
+ uint64_t vxlanid;
+ int32_t macvlan_mode;
int ifindex;
NetDevState state;
+ bool tunnel_pmtudisc;
+ bool learning;
+ unsigned ttl;
+ unsigned tos;
+ struct in_addr local;
+ struct in_addr remote;
+ struct in_addr group;
+
LIST_HEAD(netdev_enslave_callback, callbacks);
};
+typedef enum DHCPSupport {
+ DHCP_SUPPORT_NONE,
+ DHCP_SUPPORT_BOTH,
+ DHCP_SUPPORT_V4,
+ DHCP_SUPPORT_V6,
+ _DHCP_SUPPORT_MAX,
+ _DHCP_SUPPORT_INVALID = -1,
+} DHCPSupport;
+
struct Network {
Manager *manager;
char *description;
NetDev *bridge;
NetDev *bond;
+ NetDev *tunnel;
Hashmap *vlans;
- bool dhcp;
+ Hashmap *macvlans;
+ Hashmap *vxlans;
+ DHCPSupport dhcp;
bool dhcp_dns;
+ bool dhcp_ntp;
bool dhcp_mtu;
bool dhcp_hostname;
bool dhcp_domainname;
+ bool dhcp_sendhost;
bool dhcp_critical;
+ bool dhcp_routes;
+ bool ipv4ll;
+
+ bool dhcp_server;
LIST_HEAD(Address, static_addresses);
LIST_HEAD(Route, static_routes);
- Address *dns;
Hashmap *addresses_by_section;
Hashmap *routes_by_section;
+ LIST_HEAD(Address, dns);
+ LIST_HEAD(Address, ntp);
+
LIST_FIELDS(Network, networks);
};
unsigned char family;
unsigned char prefixlen;
+ unsigned char scope;
char *label;
struct in_addr broadcast;
+ struct ifa_cacheinfo cinfo;
- union {
- struct in_addr in;
- struct in6_addr in6;
- } in_addr;
+ union in_addr_union in_addr;
- LIST_FIELDS(Address, static_addresses);
+ LIST_FIELDS(Address, addresses);
};
struct Route {
unsigned char family;
unsigned char dst_prefixlen;
+ unsigned char scope;
+ uint32_t metrics;
- union {
- struct in_addr in;
- struct in6_addr in6;
- } in_addr;
-
- union {
- struct in_addr in;
- struct in6_addr in6;
- } dst_addr;
+ union in_addr_union in_addr;
+ union in_addr_union dst_addr;
- LIST_FIELDS(Route, static_routes);
+ 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;
+
uint64_t 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;
+
+ unsigned family;
+ unsigned prefixlen;
+
+ union in_addr_union in_addr;
+
+ LIST_FIELDS(AddressPool, address_pools);
};
struct Manager {
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;
+
+ char *state_file;
Hashmap *links;
Hashmap *netdevs;
LIST_HEAD(Network, networks);
+ LIST_HEAD(AddressPool, address_pools);
usec_t network_dirs_ts_usec;
};
int manager_load_config(Manager *m);
bool manager_should_reload(Manager *m);
-int manager_udev_enumerate_links(Manager *m);
-int manager_udev_listen(Manager *m);
+int manager_rtnl_enumerate_links(Manager *m);
int manager_rtnl_listen(Manager *m);
+int manager_udev_listen(Manager *m);
int manager_bus_listen(Manager *m);
-int manager_update_resolv_conf(Manager *m);
+int manager_save(Manager *m);
+
+int manager_address_pool_acquire(Manager *m, unsigned family, unsigned prefixlen, union in_addr_union *found);
DEFINE_TRIVIAL_CLEANUP_FUNC(Manager*, manager_free);
#define _cleanup_manager_free_ _cleanup_(manager_freep)
/* NetDev */
+#define VLANID_MAX 4094
+
int netdev_load(Manager *manager);
+void netdev_drop(NetDev *netdev);
-void netdev_free(NetDev *netdev);
+NetDev *netdev_unref(NetDev *netdev);
+NetDev *netdev_ref(NetDev *netdev);
-DEFINE_TRIVIAL_CLEANUP_FUNC(NetDev*, netdev_free);
-#define _cleanup_netdev_free_ _cleanup_(netdev_freep)
+DEFINE_TRIVIAL_CLEANUP_FUNC(NetDev*, netdev_unref);
+#define _cleanup_netdev_unref_ _cleanup_(netdev_unrefp)
int netdev_get(Manager *manager, const char *name, NetDev **ret);
-int netdev_set_ifindex(NetDev *netdev, int ifindex);
+int netdev_set_ifindex(NetDev *netdev, sd_rtnl_message *newlink);
int netdev_enslave(NetDev *netdev, Link *link, sd_rtnl_message_handler_t cb);
+int netdev_create_tunnel(NetDev *netdev, Link *link, sd_rtnl_message_handler_t callback);
+int netdev_create_veth(NetDev *netdev, sd_rtnl_message_handler_t callback);
+int netdev_create_vxlan(NetDev *netdev, Link *link, sd_rtnl_message_handler_t callback);
+int netdev_create_vlan(NetDev *netdev, Link *link, sd_rtnl_message_handler_t callback);
+int netdev_create_macvlan(NetDev *netdev, Link *link, sd_rtnl_message_handler_t callback);
+int netdev_create_dummy(NetDev *netdev, sd_rtnl_message_handler_t callback);
const char *netdev_kind_to_string(NetDevKind d) _const_;
NetDevKind netdev_kind_from_string(const char *d) _pure_;
+const char *macvlan_mode_to_string(MacVlanMode d) _const_;
+MacVlanMode macvlan_mode_from_string(const char *d) _pure_;
+
int config_parse_netdev_kind(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_macvlan_mode(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_netdev_gperf_lookup(const char *key, unsigned length);
DEFINE_TRIVIAL_CLEANUP_FUNC(Network*, network_free);
#define _cleanup_network_free_ _cleanup_(network_freep)
-int network_get(Manager *manager, struct udev_device *device, Network **ret);
+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_bridge(const char *unit, const char *filename, unsigned line,
+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_bond(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_vlan(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);
/* gperf */
const struct ConfigPerfItem* network_network_gperf_lookup(const char *key, unsigned length);
int route_new_dynamic(Route **ret);
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 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);
+bool address_equal(Address *a1, Address *a2);
DEFINE_TRIVIAL_CLEANUP_FUNC(Address*, address_free);
#define _cleanup_address_free_ _cleanup_(address_freep)
/* Link */
-int link_new(Manager *manager, struct udev_device *device, Link **ret);
-void link_free(Link *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, struct udev_device *device, Link **ret);
-int link_configure(Link *link);
+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);
+
+int link_save(Link *link);
+
+bool link_has_carrier(unsigned flags, uint8_t operstate);
+
+const char* link_state_to_string(LinkState s) _const_;
+LinkState link_state_from_string(const char *s) _pure_;
+
+const char* link_operstate_to_string(LinkOperationalState s) _const_;
+LinkOperationalState link_operstate_from_string(const char *s) _pure_;
+
+DEFINE_TRIVIAL_CLEANUP_FUNC(Link*, link_unref);
+#define _cleanup_link_unref_ _cleanup_(link_unrefp)
+
+/* DHCP support */
+
+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);
+
+/* Address Pool */
+
+int address_pool_new(Manager *m, AddressPool **ret, unsigned family, const union in_addr_union *u, unsigned prefixlen);
+int address_pool_new_from_string(Manager *m, AddressPool **ret, unsigned family, const char *p, unsigned prefixlen);
+void address_pool_free(AddressPool *p);
-DEFINE_TRIVIAL_CLEANUP_FUNC(Link*, link_free);
-#define _cleanup_link_free_ _cleanup_(link_freep)
+int address_pool_acquire(AddressPool *p, unsigned prefixlen, union in_addr_union *found);
/* Macros which append INTERFACE= to the message */
-#define log_full_link(level, link, fmt, ...) log_meta_object(level, __FILE__, __LINE__, __func__, "INTERFACE=", link->ifname, "%s: " fmt, link->ifname, ##__VA_ARGS__)
+#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__)
/* More macros which append INTERFACE= to the message */
-#define log_full_netdev(level, netdev, fmt, ...) log_meta_object(level, __FILE__, __LINE__, __func__, "INTERFACE=", netdev->name, "%s: " fmt, netdev->name, ##__VA_ARGS__)
+#define log_full_netdev(level, netdev, fmt, ...) log_meta_object(level, __FILE__, __LINE__, __func__, "INTERFACE=", netdev->ifname, "%-*s: " fmt, IFNAMSIZ, netdev->ifname, ##__VA_ARGS__)
#define log_debug_netdev(netdev, ...) log_full_netdev(LOG_DEBUG, netdev, ##__VA_ARGS__)
#define log_info_netdev(netdev, ...) log_full_netdev(LOG_INFO, netdev, ##__VA_ARGS__)
#define log_notice_netdev(netdev, ...) log_full_netdev(LOG_NOTICE, netdev, ##__VA_ARGS__)
#define log_warning_netdev(netdev, ...) log_full_netdev(LOG_WARNING, netdev,## __VA_ARGS__)
#define log_error_netdev(netdev, ...) log_full_netdev(LOG_ERR, netdev, ##__VA_ARGS__)
-#define log_struct_netdev(level, netdev, ...) log_struct(level, "INTERFACE=%s", netdev->name, __VA_ARGS__)
+#define log_struct_netdev(level, netdev, ...) log_struct(level, "INTERFACE=%s", netdev->ifname, __VA_ARGS__)
-#define NETDEV(netdev) "INTERFACE=%s", netdev->name
+#define NETDEV(netdev) "INTERFACE=%s", netdev->ifname
#define ADDRESS_FMT_VAL(address) \
(address).s_addr & 0xFF, \
((address).s_addr >> 8) & 0xFF, \
~ianmdlvl / elogind.git / blobdiff