/* Unix SMB/CIFS implementation. core clustering code Copyright (C) Andrew Tridgell 2006 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 3 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, see <http://www.gnu.org/licenses/>. */ #include "includes.h" #include "cluster/cluster.h" #include "cluster/cluster_private.h" #include "librpc/gen_ndr/misc.h" #include "librpc/gen_ndr/server_id.h" static struct cluster_ops *ops; /* set cluster operations */ void cluster_set_ops(struct cluster_ops *new_ops) { ops = new_ops; } /* an ugly way of getting at the backend handle (eg. ctdb context) via the cluster API */ void *cluster_backend_handle(void) { return ops->backend_handle(ops); } /* by default use the local ops */ static void cluster_init(void) { if (ops == NULL) cluster_local_init(); } /* create a server_id for the local node */ struct server_id cluster_id(uint64_t id, uint32_t id2) { cluster_init(); return ops->cluster_id(ops, id, id2); } /* return a server_id as a string */ const char *cluster_id_string(TALLOC_CTX *mem_ctx, struct server_id id) { cluster_init(); return ops->cluster_id_string(ops, mem_ctx, id); } /* open a temporary tdb in a cluster friendly manner */ struct tdb_wrap *cluster_tdb_tmp_open(TALLOC_CTX *mem_ctx, struct loadparm_context *lp_ctx, const char *dbname, int flags) { cluster_init(); return ops->cluster_tdb_tmp_open(ops, mem_ctx, lp_ctx, dbname, flags); } /* register a callback function for a messaging endpoint */ NTSTATUS cluster_message_init(struct messaging_context *msg, struct server_id server, cluster_message_fn_t handler) { cluster_init(); return ops->message_init(ops, msg, server, handler); } /* send a message to another node in the cluster */ NTSTATUS cluster_message_send(struct server_id server, DATA_BLOB *data) { cluster_init(); return ops->message_send(ops, server, data); }