ctdb-recoverd: Reload remote IPs as part of takeover run
[obnox/samba/samba-obnox.git] / ctdb / include / ctdb_private.h
index a03139193504350e8319870adb12a2ef6e8f0ded..100b036c57631fc0c9a8b2836957fa1426bf0862 100644 (file)
@@ -28,7 +28,7 @@
  */
 struct ctdb_tcp_array {
        uint32_t num;
-       struct ctdb_tcp_connection *connections;
+       struct ctdb_connection *connections;
 };
 
 /*
@@ -71,13 +71,11 @@ struct ctdb_client {
        struct ctdb_client_notify_list *notify;
 };
 
-struct ctdb_iface;
-
 /* state associated with a public ip address */
 struct ctdb_vnn {
        struct ctdb_vnn *prev, *next;
 
-       struct ctdb_iface *iface;
+       struct ctdb_interface *iface;
        const char **ifaces;
        ctdb_sock_addr public_address;
        uint8_t public_netmask_bits;
@@ -132,8 +130,8 @@ struct ctdb_node {
           across the nodes.  it needs to know which public ip's can be handled
           by each node.
        */
-       struct ctdb_all_public_ips *known_public_ips;
-       struct ctdb_all_public_ips *available_public_ips;
+       struct ctdb_public_ip_list_old *known_public_ips;
+       struct ctdb_public_ip_list_old *available_public_ips;
        /* used by the recovery dameon to track when a node should be banned */
        struct ctdb_banning_state *ban_state; 
 };
@@ -290,17 +288,6 @@ struct ctdb_daemon_data {
        }
 
 
-
-/* a structure that contains the elements required for the write record
-   control
-*/
-struct ctdb_write_record {
-       uint32_t dbid;
-       uint32_t keylen;
-       uint32_t datalen;
-       unsigned char blob[1];
-};
-
 enum ctdb_freeze_mode {CTDB_FREEZE_NONE, CTDB_FREEZE_PENDING, CTDB_FREEZE_FROZEN};
 
 #define NUM_DB_PRIORITIES 3
@@ -314,7 +301,7 @@ struct ctdb_context {
        TALLOC_CTX *tickle_update_context;
        TALLOC_CTX *keepalive_ctx;
        TALLOC_CTX *check_public_ifaces_ctx;
-       struct ctdb_tunable tunable;
+       struct ctdb_tunable_list tunable;
        enum ctdb_freeze_mode freeze_mode[NUM_DB_PRIORITIES+1];
        struct ctdb_freeze_handle *freeze_handles[NUM_DB_PRIORITIES+1];
        bool freeze_transaction_started;
@@ -340,7 +327,7 @@ struct ctdb_context {
        struct ctdb_node **nodes; /* array of nodes in the cluster - indexed by vnn */
        struct ctdb_vnn *vnn; /* list of public ip addresses and interfaces */
        struct ctdb_vnn *single_ip_vnn; /* a structure for the single ip */
-       struct ctdb_iface *ifaces; /* list of local interfaces */
+       struct ctdb_interface *ifaces; /* list of local interfaces */
        char *err_msg;
        const struct ctdb_methods *methods; /* transport methods */
        const struct ctdb_upcalls *upcalls; /* transport upcalls */
@@ -378,7 +365,7 @@ struct ctdb_context {
        int active_events;
 
        struct ctdb_event_script_state *current_monitor;
-       struct ctdb_scripts_wire *last_status[CTDB_EVENT_MAX];
+       struct ctdb_script_list_old *last_status[CTDB_EVENT_MAX];
 
        TALLOC_CTX *banning_ctx;
 
@@ -444,7 +431,7 @@ struct ctdb_db_context {
        struct trbt_tree *deferred_fetch;
        struct trbt_tree *defer_dmaster;
 
-       struct ctdb_db_statistics statistics;
+       struct ctdb_db_statistics_old statistics;
 
        struct lock_context *lock_current;
        struct lock_context *lock_pending;
@@ -480,22 +467,6 @@ struct ctdb_db_context {
           ctdb_fatal(ctdb, "Out of memory in " __location__ ); \
          }} while (0)
 
-/*
-  persistent store control - update this record on all other nodes
- */
-struct ctdb_control_persistent_store {
-       uint32_t db_id;
-       uint32_t len;
-       uint8_t  data[1];
-};
-
-/*
-  struct for admin setting a ban
- */
-struct ctdb_ban_info {
-       uint32_t pnn;
-       uint32_t ban_time;
-};
 
 enum call_state {CTDB_CALL_WAIT, CTDB_CALL_DONE, CTDB_CALL_ERROR};
 
@@ -506,7 +477,7 @@ struct ctdb_call_state {
        struct ctdb_call_state *next, *prev;
        enum call_state state;
        uint32_t reqid;
-       struct ctdb_req_call *c;
+       struct ctdb_req_call_old *c;
        struct ctdb_db_context *ctdb_db;
        const char *errmsg;
        struct ctdb_call *call;
@@ -517,62 +488,8 @@ struct ctdb_call_state {
        } async;
 };
 
-
-/* used for fetch_lock */
-struct ctdb_fetch_handle {
-       struct ctdb_db_context *ctdb_db;
-       TDB_DATA key;
-       TDB_DATA *data;
-       struct ctdb_ltdb_header header;
-};
-
 /* internal prototypes */
 
-void ctdb_request_message(struct ctdb_context *ctdb, struct ctdb_req_header *hdr);
-
-/*
-  allocate a packet for use in client<->daemon communication
- */
-struct ctdb_req_header *_ctdbd_allocate_pkt(struct ctdb_context *ctdb,
-                                           TALLOC_CTX *mem_ctx, 
-                                           enum ctdb_operation operation, 
-                                           size_t length, size_t slength,
-                                           const char *type);
-#define ctdbd_allocate_pkt(ctdb, mem_ctx, operation, length, type) \
-       (type *)_ctdbd_allocate_pkt(ctdb, mem_ctx, operation, length, sizeof(type), #type)
-
-int ctdb_client_send_message(struct ctdb_context *ctdb, uint32_t vnn,
-                            uint64_t srvid, TDB_DATA data);
-
-int ctdb_call_local(struct ctdb_db_context *ctdb_db, struct ctdb_call *call,
-                   struct ctdb_ltdb_header *header, TALLOC_CTX *mem_ctx,
-                   TDB_DATA *data, bool updatetdb);
-
-#define ctdb_reqid_find(ctdb, reqid, type)     (type *)_ctdb_reqid_find(ctdb, reqid, #type, __location__)
-
-int ctdb_socket_connect(struct ctdb_context *ctdb);
-void ctdb_client_read_cb(uint8_t *data, size_t cnt, void *args);
-
-int ctdb_control(struct ctdb_context *ctdb, uint32_t destnode, uint64_t srvid, 
-                uint32_t opcode, uint32_t flags, TDB_DATA data, 
-                TALLOC_CTX *mem_ctx, TDB_DATA *outdata, int32_t *status,
-                struct timeval *timeout, char **errormsg);
-int ctdb_control_recv(struct ctdb_context *ctdb, 
-               struct ctdb_client_control_state *state, 
-               TALLOC_CTX *mem_ctx,
-               TDB_DATA *outdata, int32_t *status, char **errormsg);
-
-struct ctdb_client_control_state *
-ctdb_control_send(struct ctdb_context *ctdb, 
-               uint32_t destnode, uint64_t srvid, 
-               uint32_t opcode, uint32_t flags, TDB_DATA data, 
-               TALLOC_CTX *mem_ctx,
-               struct timeval *timeout,
-               char **errormsg);
-
-
-
-
 #define CHECK_CONTROL_DATA_SIZE(size) do { \
  if (indata.dsize != size) { \
         DEBUG(0,(__location__ " Invalid data size in opcode %u. Got %u expected %u\n", \
@@ -603,122 +520,12 @@ struct ctdb_client_call_state {
        } async;
 };
 
-int ctdb_ctrl_takeover_ip(struct ctdb_context *ctdb, struct timeval timeout, 
-                         uint32_t destnode, struct ctdb_public_ip *ip);
-int ctdb_ctrl_release_ip(struct ctdb_context *ctdb, struct timeval timeout, 
-                        uint32_t destnode, struct ctdb_public_ip *ip);
-
-int ctdb_ctrl_get_public_ips(struct ctdb_context *ctdb,
-                            struct timeval timeout,
-                            uint32_t destnode,
-                            TALLOC_CTX *mem_ctx,
-                            struct ctdb_all_public_ips **ips);
-int ctdb_ctrl_get_public_ips_flags(struct ctdb_context *ctdb,
-                                  struct timeval timeout, uint32_t destnode,
-                                  TALLOC_CTX *mem_ctx,
-                                  uint32_t flags,
-                                  struct ctdb_all_public_ips **ips);
-
-int ctdb_ctrl_get_public_ip_info(struct ctdb_context *ctdb,
-                                struct timeval timeout, uint32_t destnode,
-                                TALLOC_CTX *mem_ctx,
-                                const ctdb_sock_addr *addr,
-                                struct ctdb_control_public_ip_info **info);
-int ctdb_ctrl_get_ifaces(struct ctdb_context *ctdb,
-                        struct timeval timeout, uint32_t destnode,
-                        TALLOC_CTX *mem_ctx,
-                        struct ctdb_control_get_ifaces **ifaces);
-int ctdb_ctrl_set_iface_link(struct ctdb_context *ctdb,
-                            struct timeval timeout, uint32_t destnode,
-                            TALLOC_CTX *mem_ctx,
-                            const struct ctdb_control_iface_info *info);
-
-/* Details of a byte range lock */
-struct ctdb_lock_info {
-       ino_t inode;
-       off_t start, end;
-       bool waiting;
-       bool read_only;
-};
-
-typedef void (*client_async_callback)(struct ctdb_context *ctdb, uint32_t node_pnn, int32_t res, TDB_DATA outdata, void *callback_data);
-
-int ctdb_ctrl_get_all_tunables(struct ctdb_context *ctdb, 
-                              struct timeval timeout, 
-                              uint32_t destnode,
-                              struct ctdb_tunable *tunables);
-
-int ctdb_ctrl_killtcp(struct ctdb_context *ctdb, 
-                     struct timeval timeout, 
-                     uint32_t destnode,
-                     struct ctdb_tcp_connection *killtcp);
-
-int ctdb_ctrl_add_public_ip(struct ctdb_context *ctdb, 
-                     struct timeval timeout, 
-                     uint32_t destnode,
-                     struct ctdb_control_ip_iface *pub);
-
-int ctdb_ctrl_del_public_ip(struct ctdb_context *ctdb, 
-                     struct timeval timeout, 
-                     uint32_t destnode,
-                     struct ctdb_control_ip_iface *pub);
-
-int ctdb_ctrl_gratious_arp(struct ctdb_context *ctdb, 
-                     struct timeval timeout, 
-                     uint32_t destnode,
-                     ctdb_sock_addr *addr,
-                     const char *ifname);
-
-int ctdb_ctrl_get_tcp_tickles(struct ctdb_context *ctdb, 
-                     struct timeval timeout, 
-                     uint32_t destnode,
-                     TALLOC_CTX *mem_ctx,
-                     ctdb_sock_addr *addr,
-                     struct ctdb_control_tcp_tickle_list **list);
-
-int32_t ctdb_control_persistent_store(struct ctdb_context *ctdb, 
-                                     struct ctdb_req_control *c, 
-                                     TDB_DATA recdata, bool *async_reply);
-
-struct client_async_data {
-       enum ctdb_controls opcode;
-       bool dont_log_errors;
-       uint32_t count;
-       uint32_t fail_count;
-       client_async_callback callback;
-       client_async_callback fail_callback;
-       void *callback_data;
-};
-void ctdb_client_async_add(struct client_async_data *data, struct ctdb_client_control_state *state);
-int ctdb_client_async_wait(struct ctdb_context *ctdb, struct client_async_data *data);
-int ctdb_client_async_control(struct ctdb_context *ctdb,
-                               enum ctdb_controls opcode,
-                               uint32_t *nodes,
-                               uint64_t srvid,
-                               struct timeval timeout,
-                               bool dont_log_errors,
-                               TDB_DATA data,
-                               client_async_callback client_callback,
-                               client_async_callback fail_callback,
-                               void *callback_data);
-
 extern int script_log_level;
 extern bool fast_start;
 extern const char *ctdbd_pidfile;
 
-int ctdb_ctrl_report_recd_lock_latency(struct ctdb_context *ctdb, struct timeval timeout, double latency);
-
-struct ctdb_ltdb_header *ctdb_header_from_record_handle(struct ctdb_record_handle *h);
-
 typedef void (*deferred_requeue_fn)(void *call_context, struct ctdb_req_header *hdr);
 
-/*
-  description for a message to reload all ips via recovery master/daemon
- */
-struct reloadips_all_reply {
-       uint32_t pnn;
-       uint64_t srvid;
-};
 
 /* from tcp/ and ib/ */
 
@@ -776,7 +583,7 @@ int ctdb_add_revoke_deferred_call(struct ctdb_context *ctdb,
 int32_t ctdb_dump_memory(struct ctdb_context *ctdb, TDB_DATA *outdata);
 
 void ctdb_request_control_reply(struct ctdb_context *ctdb,
-                               struct ctdb_req_control *c,
+                               struct ctdb_req_control_old *c,
                                TDB_DATA *outdata, int32_t status,
                                const char *errormsg);
 
@@ -840,12 +647,12 @@ void ctdb_shutdown_sequence(struct ctdb_context *ctdb, int exit_code);
 /* from server/ctdb_freeze.c */
 
 int32_t ctdb_control_db_freeze(struct ctdb_context *ctdb,
-                              struct ctdb_req_control *c,
+                              struct ctdb_req_control_old *c,
                               uint32_t db_id, bool *async_reply);
 int32_t ctdb_control_db_thaw(struct ctdb_context *ctdb, uint32_t db_id);
 
 int32_t ctdb_control_freeze(struct ctdb_context *ctdb,
-                           struct ctdb_req_control *c, bool *async_reply);
+                           struct ctdb_req_control_old *c, bool *async_reply);
 int32_t ctdb_control_thaw(struct ctdb_context *ctdb, uint32_t priority,
                          bool check_recmode);
 
@@ -982,7 +789,7 @@ int ctdb_process_deferred_attach(struct ctdb_context *ctdb);
 int32_t ctdb_control_db_attach(struct ctdb_context *ctdb, TDB_DATA indata,
                               TDB_DATA *outdata, uint64_t tdb_flags,
                               bool persistent, uint32_t client_id,
-                              struct ctdb_req_control *c,
+                              struct ctdb_req_control_old *c,
                               bool *async_reply);
 int32_t ctdb_control_db_detach(struct ctdb_context *ctdb, TDB_DATA indata,
                               uint32_t client_id);
@@ -1025,14 +832,14 @@ bool ctdb_stopped_monitoring(struct ctdb_context *ctdb);
 void ctdb_persistent_finish_trans3_commits(struct ctdb_context *ctdb);
 
 int32_t ctdb_control_trans3_commit(struct ctdb_context *ctdb,
-                                  struct ctdb_req_control *c,
+                                  struct ctdb_req_control_old *c,
                                   TDB_DATA recdata, bool *async_reply);
 
 int32_t ctdb_control_start_persistent_update(struct ctdb_context *ctdb,
-                                            struct ctdb_req_control *c,
+                                            struct ctdb_req_control_old *c,
                                             TDB_DATA recdata);
 int32_t ctdb_control_cancel_persistent_update(struct ctdb_context *ctdb,
-                                             struct ctdb_req_control *c,
+                                             struct ctdb_req_control_old *c,
                                              TDB_DATA recdata);
 
 int32_t ctdb_control_get_db_seqnum(struct ctdb_context *ctdb,
@@ -1059,7 +866,7 @@ int32_t ctdb_control_push_db(struct ctdb_context *ctdb, TDB_DATA indata);
 int ctdb_deferred_drop_all_ips(struct ctdb_context *ctdb);
 
 int32_t ctdb_control_set_recmode(struct ctdb_context *ctdb,
-                                struct ctdb_req_control *c,
+                                struct ctdb_req_control_old *c,
                                 TDB_DATA indata, bool *async_reply,
                                 const char **errormsg);
 
@@ -1068,10 +875,10 @@ bool ctdb_recovery_lock(struct ctdb_context *ctdb);
 void ctdb_recovery_unlock(struct ctdb_context *ctdb);
 
 int32_t ctdb_control_end_recovery(struct ctdb_context *ctdb,
-                                struct ctdb_req_control *c,
+                                struct ctdb_req_control_old *c,
                                 bool *async_reply);
 int32_t ctdb_control_start_recovery(struct ctdb_context *ctdb,
-                                struct ctdb_req_control *c,
+                                struct ctdb_req_control_old *c,
                                 bool *async_reply);
 
 int32_t ctdb_control_try_delete_records(struct ctdb_context *ctdb,
@@ -1133,28 +940,28 @@ int32_t ctdb_control_get_server_id_list(struct ctdb_context *ctdb,
 int ctdb_statistics_init(struct ctdb_context *ctdb);
 
 int32_t ctdb_control_get_stat_history(struct ctdb_context *ctdb,
-                                     struct ctdb_req_control *c,
+                                     struct ctdb_req_control_old *c,
                                      TDB_DATA *outdata);
 
 /* from ctdb_takeover.c */
 
 int32_t ctdb_control_takeover_ip(struct ctdb_context *ctdb,
-                                struct ctdb_req_control *c,
+                                struct ctdb_req_control_old *c,
                                 TDB_DATA indata,
                                 bool *async_reply);
 int32_t ctdb_control_release_ip(struct ctdb_context *ctdb,
-                                struct ctdb_req_control *c,
+                                struct ctdb_req_control_old *c,
                                 TDB_DATA indata,
                                 bool *async_reply);
 int32_t ctdb_control_ipreallocated(struct ctdb_context *ctdb,
-                                struct ctdb_req_control *c,
+                                struct ctdb_req_control_old *c,
                                 bool *async_reply);
 
 int ctdb_set_public_addresses(struct ctdb_context *ctdb, bool check_addresses);
 int ctdb_set_single_public_ip(struct ctdb_context *ctdb, const char *iface,
                              const char *ip);
 
-int ctdb_takeover_run(struct ctdb_context *ctdb, struct ctdb_node_map *nodemap,
+int ctdb_takeover_run(struct ctdb_context *ctdb, struct ctdb_node_map_old *nodemap,
                      uint32_t *force_rebalance_nodes,
                      client_async_callback fail_callback, void *callback_data);
 
@@ -1170,17 +977,17 @@ void ctdb_takeover_client_destructor_hook(struct ctdb_client *client);
 void ctdb_release_all_ips(struct ctdb_context *ctdb);
 
 int32_t ctdb_control_get_public_ips(struct ctdb_context *ctdb,
-                                   struct ctdb_req_control *c,
+                                   struct ctdb_req_control_old *c,
                                    TDB_DATA *outdata);
 int32_t ctdb_control_get_public_ip_info(struct ctdb_context *ctdb,
-                                       struct ctdb_req_control *c,
+                                       struct ctdb_req_control_old *c,
                                        TDB_DATA indata, TDB_DATA *outdata);
 
 int32_t ctdb_control_get_ifaces(struct ctdb_context *ctdb,
-                               struct ctdb_req_control *c,
+                               struct ctdb_req_control_old *c,
                                TDB_DATA *outdata);
 int32_t ctdb_control_set_iface_link(struct ctdb_context *ctdb,
-                                   struct ctdb_req_control *c,
+                                   struct ctdb_req_control_old *c,
                                    TDB_DATA indata);
 
 int32_t ctdb_control_kill_tcp(struct ctdb_context *ctdb, TDB_DATA indata);
@@ -1197,18 +1004,15 @@ int32_t ctdb_control_send_gratious_arp(struct ctdb_context *ctdb,
 int32_t ctdb_control_add_public_address(struct ctdb_context *ctdb,
                                        TDB_DATA indata);
 int32_t ctdb_control_del_public_address(struct ctdb_context *ctdb,
-                                       struct ctdb_req_control *c,
+                                       struct ctdb_req_control_old *c,
                                        TDB_DATA recdata, bool *async_reply);
 
-int verify_remote_ip_allocation(struct ctdb_context *ctdb,
-                               struct ctdb_all_public_ips *ips,
-                               uint32_t pnn);
 int update_ip_assignment_tree(struct ctdb_context *ctdb,
                                struct ctdb_public_ip *ip);
 void clear_ip_assignment_tree(struct ctdb_context *ctdb);
 
 int32_t ctdb_control_reload_public_ips(struct ctdb_context *ctdb,
-                                      struct ctdb_req_control *c,
+                                      struct ctdb_req_control_old *c,
                                       bool *async_reply);
 
 /* from ctdb_traverse.c */
@@ -1242,7 +1046,7 @@ int32_t ctdb_control_list_tunables(struct ctdb_context *ctdb,
 /* from ctdb_update_record.c */
 
 int32_t ctdb_control_update_record(struct ctdb_context *ctdb,
-                                  struct ctdb_req_control *c,
+                                  struct ctdb_req_control_old *c,
                                   TDB_DATA recdata, bool *async_reply);
 
 /* from ctdb_uptime.c */
@@ -1275,18 +1079,18 @@ int ctdb_event_script_callback(struct ctdb_context *ctdb,
                               void (*callback)(struct ctdb_context *,
                                                int, void *),
                               void *private_data,
-                              enum ctdb_eventscript_call call,
+                              enum ctdb_event call,
                               const char *fmt, ...) PRINTF_ATTRIBUTE(6,7);
 
 int ctdb_event_script_args(struct ctdb_context *ctdb,
-                          enum ctdb_eventscript_call call,
+                          enum ctdb_event call,
                           const char *fmt, ...) PRINTF_ATTRIBUTE(3,4);
 
 int ctdb_event_script(struct ctdb_context *ctdb,
-                     enum ctdb_eventscript_call call);
+                     enum ctdb_event call);
 
 int32_t ctdb_run_eventscripts(struct ctdb_context *ctdb,
-                             struct ctdb_req_control *c,
+                             struct ctdb_req_control_old *c,
                              TDB_DATA data, bool *async_reply);
 
 int32_t ctdb_control_enable_script(struct ctdb_context *ctdb, TDB_DATA indata);