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Write contextCSN during db_open if it's newer than was previously recorded

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This commit is contained in:
Howard Chu 2004-12-07 02:20:15 +00:00
parent fc9b1b7aca
commit c607449cd0
1 changed files with 12 additions and 0 deletions
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12
servers/slapd/overlays/syncprov.c
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@ -1689,6 +1689,7 @@ syncprov_db_open(
Connection conn; Connection conn;
char opbuf[OPERATION_BUFFER_SIZE]; char opbuf[OPERATION_BUFFER_SIZE];
char ctxcsnbuf[LDAP_LUTIL_CSNSTR_BUFSIZE];
Operation *op = (Operation *)opbuf; Operation *op = (Operation *)opbuf;
Entry *e; Entry *e;
Attribute *a; Attribute *a;
@ -1699,6 +1700,8 @@ syncprov_db_open(
op->o_dn = be->be_rootdn; op->o_dn = be->be_rootdn;
op->o_ndn = be->be_rootndn; op->o_ndn = be->be_rootndn;
ctxcsnbuf[0] = '\0';
op->o_bd->bd_info = on->on_info->oi_orig; op->o_bd->bd_info = on->on_info->oi_orig;
rc = be_entry_get_rw( op, be->be_nsuffix, NULL, rc = be_entry_get_rw( op, be->be_nsuffix, NULL,
slap_schema.si_ad_contextCSN, 0, &e ); slap_schema.si_ad_contextCSN, 0, &e );
@ -1712,6 +1715,7 @@ syncprov_db_open(
strncpy( si->si_ctxcsnbuf, a->a_nvals[0].bv_val, strncpy( si->si_ctxcsnbuf, a->a_nvals[0].bv_val,
si->si_ctxcsn.bv_len ); si->si_ctxcsn.bv_len );
si->si_ctxcsnbuf[si->si_ctxcsn.bv_len] = '\0'; si->si_ctxcsnbuf[si->si_ctxcsn.bv_len] = '\0';
strcpy( ctxcsnbuf, si->si_ctxcsnbuf );
} }
be_entry_release_r( op, e ); be_entry_release_r( op, e );
op->o_bd->bd_info = (BackendInfo *)on; op->o_bd->bd_info = (BackendInfo *)on;
@ -1726,6 +1730,14 @@ syncprov_db_open(
&si->si_ctxcsn, 0 ); &si->si_ctxcsn, 0 );
} }
/* If our ctxcsn is different from what was read from the root
* entry, write the new value out.
*/
if ( strcmp( si->si_ctxcsnbuf, ctxcsnbuf )) {
SlapReply rs = {REP_RESULT};
syncprov_checkpoint( op, &rs, on );
}
op->o_bd->bd_info = (BackendInfo *)on; op->o_bd->bd_info = (BackendInfo *)on;
return 0; return 0;
} }