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https://github.com/samba-team/samba.git
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efc68d8bf6
environment for subsystems that have not yet been converted to use
ctdb to get a shared temporary tdb
(This used to be commit 0ed9138449)
80 lines
2.1 KiB
C
80 lines
2.1 KiB
C
/*
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Unix SMB/CIFS implementation.
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local (dummy) clustering operations
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Copyright (C) Andrew Tridgell 2006
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include "includes.h"
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#include "cluster/cluster.h"
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#include "cluster/cluster_private.h"
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#include "lib/tdb/include/tdb.h"
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#include "db_wrap.h"
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#include "system/filesys.h"
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/*
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server a server_id for the local node
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*/
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static struct server_id local_id(struct cluster_ops *ops, uint32_t id)
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{
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struct server_id server_id;
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ZERO_STRUCT(server_id);
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server_id.id = id;
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return server_id;
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}
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/*
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return a server_id as a string
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*/
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static const char *local_id_string(struct cluster_ops *ops,
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TALLOC_CTX *mem_ctx, struct server_id id)
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{
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return talloc_asprintf(mem_ctx, "%u.%u", id.node, id.id);
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}
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/*
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open a tmp tdb for the local node. By using smbd_tmp_path() we don't need
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TDB_CLEAR_IF_FIRST as the tmp path is wiped at startup
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*/
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static struct tdb_wrap *local_tdb_tmp_open(struct cluster_ops *ops,
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TALLOC_CTX *mem_ctx, const char *dbname,
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int flags)
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{
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char *path = smbd_tmp_path(mem_ctx, dbname);
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struct tdb_wrap *w;
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w = tdb_wrap_open(mem_ctx, path, 0, flags,
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O_RDWR|O_CREAT, 0600);
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talloc_free(path);
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return w;
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}
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static struct cluster_ops cluster_local_ops = {
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.cluster_id = local_id,
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.cluster_id_string = local_id_string,
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.cluster_tdb_tmp_open = local_tdb_tmp_open,
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.private = NULL
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};
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void cluster_local_init(void)
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{
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cluster_set_ops(&cluster_local_ops);
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}
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