diff options
Diffstat (limited to 'source3/include')
| -rw-r--r-- | source3/include/ctdbd_conn.h | 65 | ||||
| -rw-r--r-- | source3/include/includes.h | 2 | ||||
| -rw-r--r-- | source3/include/messages.h | 36 | ||||
| -rw-r--r-- | source3/include/packet.h | 84 | ||||
| -rw-r--r-- | source3/include/smb.h | 4 |
5 files changed, 191 insertions, 0 deletions
diff --git a/source3/include/ctdbd_conn.h b/source3/include/ctdbd_conn.h new file mode 100644 index 0000000000..79d8abe59d --- /dev/null +++ b/source3/include/ctdbd_conn.h @@ -0,0 +1,65 @@ +/* + Unix SMB/CIFS implementation. + Samba3 ctdb connection handling + Copyright (C) Volker Lendecke 2007 + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. +*/ + +struct ctdbd_connection; + +NTSTATUS ctdbd_init_connection(TALLOC_CTX *mem_ctx, + struct ctdbd_connection **pconn); +NTSTATUS ctdbd_messaging_connection(TALLOC_CTX *mem_ctx, + struct ctdbd_connection **pconn); + +uint32 ctdbd_vnn(const struct ctdbd_connection *conn); + +NTSTATUS ctdbd_register_msg_ctx(struct ctdbd_connection *conn, + struct messaging_context *msg_ctx); + +NTSTATUS ctdbd_messaging_send(struct ctdbd_connection *conn, + uint32 dst_vnn, uint64 dst_srvid, + struct messaging_rec *msg); + +BOOL ctdbd_process_exists(struct ctdbd_connection *conn, uint32 vnn, + pid_t pid); + +char *ctdbd_dbpath(struct ctdbd_connection *conn, + TALLOC_CTX *mem_ctx, uint32_t db_id); + +NTSTATUS ctdbd_db_attach(struct ctdbd_connection *conn, const char *name, + uint32_t *db_id, int tdb_flags); + +NTSTATUS ctdbd_migrate(struct ctdbd_connection *conn, uint32 db_id, + TDB_DATA key); + +NTSTATUS ctdbd_fetch(struct ctdbd_connection *conn, uint32 db_id, + TDB_DATA key, TALLOC_CTX *mem_ctx, TDB_DATA *data); + +NTSTATUS ctdbd_traverse(uint32 db_id, + void (*fn)(TDB_DATA key, TDB_DATA data, + void *private_data), + void *private_data); + +NTSTATUS ctdbd_register_ips(struct ctdbd_connection *conn, + const struct sockaddr_in *server, + const struct sockaddr_in *client, + void (*release_ip_handler)(const char *ip_addr, + void *private_data), + void *private_data); + +NTSTATUS ctdbd_register_reconfigure(struct ctdbd_connection *conn); + diff --git a/source3/include/includes.h b/source3/include/includes.h index 9c7b3d1c1f..20a693d64b 100644 --- a/source3/include/includes.h +++ b/source3/include/includes.h @@ -702,6 +702,8 @@ typedef int BOOL; #include "rpc_client.h" #include "event.h" #include "dbwrap.h" +#include "packet.h" +#include "ctdbd_conn.h" /* * Type for wide character dirent structure. diff --git a/source3/include/messages.h b/source3/include/messages.h index 5ba2f45bd2..bf5f49b872 100644 --- a/source3/include/messages.h +++ b/source3/include/messages.h @@ -119,10 +119,35 @@ #define FLAG_MSG_PRINT_NOTIFY 0x0008 #define FLAG_MSG_PRINT_GENERAL 0x0010 + +/* + * Virtual Node Numbers are identifying a node within a cluster. Ctdbd sets + * this, we retrieve our vnn from it. + */ + +#define NONCLUSTER_VNN (0xFFFFFFFF) + +/* + * ctdb gives us 64-bit server ids for messaging_send. This is done to avoid + * pid clashes and to be able to register for special messages like "all + * smbds". + * + * Normal individual server id's have the upper 32 bits to 0, I picked "1" for + * Samba, other subsystems might use something else. + */ + +#define MSG_SRVID_SAMBA 0x0000000100000000LL + + struct server_id { pid_t pid; +#ifdef CLUSTER_SUPPORT + uint32 vnn; +#endif }; + + struct messaging_context; struct messaging_rec; struct data_blob; @@ -139,6 +164,7 @@ struct messaging_context { struct messaging_callback *callbacks; struct messaging_backend *local; + struct messaging_backend *remote; }; struct messaging_backend { @@ -154,6 +180,10 @@ NTSTATUS messaging_tdb_init(struct messaging_context *msg_ctx, struct messaging_backend **presult); void message_dispatch(struct messaging_context *msg_ctx); +NTSTATUS messaging_ctdbd_init(struct messaging_context *msg_ctx, + TALLOC_CTX *mem_ctx, + struct messaging_backend **presult); +struct ctdbd_connection *messaging_ctdbd_connection(void); BOOL message_send_all(struct messaging_context *msg_ctx, int msg_type, @@ -163,6 +193,12 @@ struct event_context *messaging_event_context(struct messaging_context *msg_ctx) struct messaging_context *messaging_init(TALLOC_CTX *mem_ctx, struct server_id server_id, struct event_context *ev); + +/* + * re-init after a fork + */ +NTSTATUS messaging_reinit(struct messaging_context *msg_ctx); + NTSTATUS messaging_register(struct messaging_context *msg_ctx, void *private_data, uint32_t msg_type, diff --git a/source3/include/packet.h b/source3/include/packet.h new file mode 100644 index 0000000000..9f36482705 --- /dev/null +++ b/source3/include/packet.h @@ -0,0 +1,84 @@ +/* + Unix SMB/CIFS implementation. + Packet handling + Copyright (C) Volker Lendecke 2007 + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. +*/ + +/* + * A packet context is a wrapper around a bidirectional file descriptor, + * hiding the handling of individual requests. + */ + +struct packet_context; + +/* + * Initialize a packet context. The fd is given to the packet context, meaning + * that it is automatically closed when the packet context is freed. + */ +struct packet_context *packet_init(TALLOC_CTX *mem_ctx, int fd); + +/* + * Pull data from the fd + */ +NTSTATUS packet_fd_read(struct packet_context *ctx); + +/* + * Sync read, wait for the next chunk + */ +NTSTATUS packet_fd_read_sync(struct packet_context *ctx); + +/* + * Handle an incoming packet: + * Return False if none is available + * Otherwise return True and store the callback result in *status + */ +BOOL packet_handler(struct packet_context *ctx, + BOOL (*full_req)(const struct data_blob *data, + size_t *length, + void *private_data), + NTSTATUS (*callback)(const struct data_blob *data, + void *private_data), + void *private_data, + NTSTATUS *status); + +/* + * How many bytes of outgoing data do we have pending? + */ +size_t packet_outgoing_bytes(struct packet_context *ctx); + +/* + * Push data to the fd + */ +NTSTATUS packet_fd_write(struct packet_context *ctx); + +/* + * Sync flush all outgoing bytes + */ +NTSTATUS packet_flush(struct packet_context *ctx); + +/* + * Send a list of DATA_BLOBs + * + * Example: packet_send(ctx, 2, data_blob_const(&size, sizeof(size)), + * data_blob_const(buf, size)); + */ +NTSTATUS packet_send(struct packet_context *ctx, int num_blobs, ...); + +/* + * Get the packet context's file descriptor + */ +int packet_get_fd(struct packet_context *ctx); diff --git a/source3/include/smb.h b/source3/include/smb.h index 6f10eb67c8..9c7b32f58a 100644 --- a/source3/include/smb.h +++ b/source3/include/smb.h @@ -785,7 +785,11 @@ Offset Data length. 54 */ +#ifdef CLUSTER_SUPPORT +#define MSG_SMB_SHARE_MODE_ENTRY_SIZE 58 +#else #define MSG_SMB_SHARE_MODE_ENTRY_SIZE 54 +#endif struct share_mode_lock { const char *servicepath; /* canonicalized. */ |