X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=src%2Fnetwork%2Fnetworkd.h;h=fe63cfbd4ea880c13f8ed0dc8c654eefd2b1cde6;hp=692b3df9ae0517aeb7ae6c64411489bd53bfa445;hb=ae06ab1014641feb83ffd0d08f0957e69bbbae08;hpb=370e9930c3260cc58984ec70e44b1e2ab7676496

diff --git a/src/network/networkd.h b/src/network/networkd.h
index 692b3df9a..fe63cfbd4 100644
--- a/src/network/networkd.h
+++ b/src/network/networkd.h
@@ -27,7 +27,10 @@
 #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"
@@ -35,8 +38,11 @@
 #include "list.h"
 #include "set.h"
 #include "condition-util.h"
+#include "in-addr-util.h"
 
 #define CACHE_INFO_INFINITY_LIFE_TIME 0xFFFFFFFFU
+#define DHCP_ROUTE_METRIC 1024
+#define IPV4LL_ROUTE_METRIC 2048
 
 typedef struct NetDev NetDev;
 typedef struct Network Network;
@@ -44,67 +50,16 @@ typedef struct Link Link;
 typedef struct Address Address;
 typedef struct Route Route;
 typedef struct Manager Manager;
+typedef struct AddressPool AddressPool;
 
-typedef struct netdev_enslave_callback netdev_enslave_callback;
-
-struct netdev_enslave_callback {
-        sd_rtnl_message_handler_t callback;
-        Link *link;
-
-        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_MAX,
-        _NETDEV_KIND_INVALID = -1
-} NetDevKind;
-
-typedef enum NetDevState {
-        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_virt;
-        Condition *match_kernel;
-        Condition *match_arch;
-
-        char *description;
-        char *name;
-        NetDevKind kind;
-
-        uint64_t vlanid;
-        int32_t macvlan_mode;
-
-        int ifindex;
-        NetDevState state;
-
-        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;
@@ -116,6 +71,8 @@ struct Network {
         char *match_driver;
         char *match_type;
         char *match_name;
+        char *dhcp_vendor_class_identifier;
+
         Condition *match_host;
         Condition *match_virt;
         Condition *match_kernel;
@@ -124,15 +81,24 @@ struct Network {
         char *description;
         NetDev *bridge;
         NetDev *bond;
+        NetDev *tunnel;
         Hashmap *vlans;
         Hashmap *macvlans;
-        bool dhcp;
+        Hashmap *vxlans;
+        DHCPSupport dhcp;
         bool dhcp_dns;
+        bool dhcp_ntp;
         bool dhcp_mtu;
         bool dhcp_hostname;
         bool dhcp_domainname;
+        bool dhcp_sendhost;
+        bool dhcp_broadcast;
         bool dhcp_critical;
+        bool dhcp_routes;
         bool ipv4ll;
+        bool ipv4ll_route;
+
+        bool dhcp_server;
 
         LIST_HEAD(Address, static_addresses);
         LIST_HEAD(Route, static_routes);
@@ -140,7 +106,7 @@ struct Network {
         Hashmap *addresses_by_section;
         Hashmap *routes_by_section;
 
-        Set *dns;
+        char **dns, **ntp;
 
         LIST_FIELDS(Network, networks);
 };
@@ -149,7 +115,7 @@ struct Address {
         Network *network;
         uint64_t section;
 
-        unsigned char family;
+        int family;
         unsigned char prefixlen;
         unsigned char scope;
         char *label;
@@ -157,34 +123,26 @@ struct Address {
         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;
+        union in_addr_union in_addr_peer;
 
-        LIST_FIELDS(Address, static_addresses);
+        LIST_FIELDS(Address, addresses);
 };
 
 struct Route {
         Network *network;
         uint64_t section;
 
-        unsigned char family;
+        int family;
         unsigned char dst_prefixlen;
         unsigned char scope;
         uint32_t metrics;
+        unsigned char protocol;  /* RTPROT_* */
 
-        union {
-                struct in_addr in;
-                struct in6_addr in6;
-        } in_addr;
+        union in_addr_union in_addr;
+        union in_addr_union dst_addr;
 
-        union {
-                struct in_addr in;
-                struct in6_addr in6;
-        } dst_addr;
-
-        LIST_FIELDS(Route, static_routes);
+        LIST_FIELDS(Route, routes);
 };
 
 typedef enum LinkState {
@@ -200,33 +158,64 @@ typedef enum LinkState {
         _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;
+        int ifindex;
         char *ifname;
         char *state_file;
         struct ether_addr mac;
         struct udev_device *udev_device;
 
         unsigned flags;
-        uint8_t operstate;
+        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;
+
+        int family;
+        unsigned prefixlen;
+
+        union in_addr_union in_addr;
+
+        LIST_FIELDS(AddressPool, address_pools);
 };
 
 struct Manager {
@@ -244,6 +233,7 @@ struct Manager {
         Hashmap *links;
         Hashmap *netdevs;
         LIST_HEAD(Network, networks);
+        LIST_HEAD(AddressPool, address_pools);
 
         usec_t network_dirs_ts_usec;
 };
@@ -264,40 +254,13 @@ 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, int family, unsigned prefixlen, union in_addr_union *found);
+
 DEFINE_TRIVIAL_CLEANUP_FUNC(Manager*, manager_free);
 #define _cleanup_manager_free_ _cleanup_(manager_freep)
 
-/* NetDev */
-
-int netdev_load(Manager *manager);
-void netdev_drop(NetDev *netdev);
-
-NetDev *netdev_unref(NetDev *netdev);
-NetDev *netdev_ref(NetDev *netdev);
-
-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, sd_rtnl_message *newlink);
-int netdev_enslave(NetDev *netdev, Link *link, sd_rtnl_message_handler_t cb);
-
-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);
-
 /* Network */
 
 int network_load(Manager *manager);
@@ -316,12 +279,34 @@ 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_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);
 
 /* Route */
 int route_new_static(Network *network, unsigned section, Route **ret);
-int route_new_dynamic(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);
@@ -338,6 +323,9 @@ int config_parse_destination(const char *unit, const char *filename, unsigned li
                              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);
 /* Address */
 int address_new_static(Network *network, unsigned section, Address **ret);
 int address_new_dynamic(Address **ret);
@@ -345,14 +333,11 @@ 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)
 
-int config_parse_dns(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_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);
@@ -374,6 +359,7 @@ 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);
 
@@ -384,12 +370,32 @@ 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, 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);
+
 /* 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__)
@@ -398,18 +404,6 @@ DEFINE_TRIVIAL_CLEANUP_FUNC(Link*, link_unref);
 
 #define log_struct_link(level, link, ...) log_struct(level, "INTERFACE=%s", link->ifname, __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_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 NETDEV(netdev) "INTERFACE=%s", netdev->name
 #define ADDRESS_FMT_VAL(address)            \
         (address).s_addr & 0xFF,            \
         ((address).s_addr >> 8) & 0xFF,     \