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improve disconnect handling

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This commit is contained in:
Pierangelo Masarati 2007-01-05 16:18:42 +00:00
parent 5ce13437de
commit b0f06da400
3 changed files with 39 additions and 12 deletions
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10
doc/man/man5/slapo-retcode.5
View File

@ -58,7 +58,7 @@ If not defined, the suffix of the database is used.
.hy 0
.B retcode\-item <RDN> <errCode> [op=<oplist>] [text=<message>]
.B [ref=<referral>] [sleeptime=<sec>] [matched=<DN>]
.B [unsolicited=<OID>[:<data>]] [flags=disconnect[,...]]
.B [unsolicited=<OID>[:<data>]] [flags=[{pre|post}-]disconnect[,...]]
.RS
A dynamically generated entry, located below \fBretcode\-parent\fP.
The \fBerrCode\fP is the number of the response code;
@ -79,9 +79,10 @@ The \fBunsolicited\fP field can be used to cause the return
of an RFC 4511 unsolicited response message; if \fBOID\fP
is not "0", an extended response is generated, with the optional
\fBdata\fP appended.
If \fBflags\fP contains \fBdisconnect\fP,
If \fBflags\fP contains \fBdisconnect\fP, or \fBpre-disconnect\fP,
.BR slapd (8)
disconnects abruptly, without notice.
disconnects abruptly, without notice; \fBpost-disconnect\fP
causes disconnection right after sending response as appropriate.
.RE
.TP
.B retcode\-indir
@ -186,7 +187,8 @@ in RFC 4511 unsolicited response:
.LP
If TRUE,
.BR slapd (8)
disconnects abruptly without notice:
disconnects abruptly without notice; if FALSE, it disconnects
after sending response as appropriate:
.RS 4
( 1.3.6.1.4.1.4203.666.11.4.1.8
NAME ( 'errDisconnect' )

36
servers/slapd/overlays/retcode.c
View File

@ -79,7 +79,8 @@ typedef struct retcode_item_t {
struct berval rdi_unsolicited_data;
unsigned rdi_flags;
#define RDI_DISCONNECT (0x1U)
#define RDI_PRE_DISCONNECT (0x1U)
#define RDI_POST_DISCONNECT (0x2U)
struct retcode_item_t *rdi_next;
} retcode_item_t;
@ -413,7 +414,7 @@ retcode_op_func( Operation *op, SlapReply *rs )
rs->sr_text = "retcode not found";
} else {
if ( rdi->rdi_flags & RDI_DISCONNECT ) {
if ( rdi->rdi_flags & RDI_PRE_DISCONNECT ) {
return rs->sr_err = SLAPD_DISCONNECT;
}
@ -492,6 +493,10 @@ retcode_op_func( Operation *op, SlapReply *rs )
}
rs->sr_matched = NULL;
rs->sr_text = NULL;
if ( rdi && rdi->rdi_flags & RDI_POST_DISCONNECT ) {
return rs->sr_err = SLAPD_DISCONNECT;
}
break;
}
@ -536,6 +541,7 @@ retcode_entry_response( Operation *op, SlapReply *rs, BackendInfo *bi, Entry *e
Attribute *a;
int err;
char *next;
int disconnect = 0;
if ( get_manageDSAit( op ) ) {
return SLAP_CB_CONTINUE;
@ -572,8 +578,11 @@ retcode_entry_response( Operation *op, SlapReply *rs, BackendInfo *bi, Entry *e
/* disconnect */
a = attr_find( e->e_attrs, ad_errDisconnect );
if ( a != NULL && bvmatch( &a->a_nvals[ 0 ], &slap_true_bv ) ) {
return rs->sr_err = SLAPD_DISCONNECT;
if ( a != NULL ) {
if ( bvmatch( &a->a_nvals[ 0 ], &slap_true_bv ) ) {
return rs->sr_err = SLAPD_DISCONNECT;
}
disconnect = 1;
}
/* error code */
@ -685,8 +694,12 @@ retcode_entry_response( Operation *op, SlapReply *rs, BackendInfo *bi, Entry *e
op->o_bd = o_bd;
op->o_callback = o_callback;
}
if ( rs->sr_err != LDAP_SUCCESS ) {
if ( disconnect ) {
return rs->sr_err = SLAPD_DISCONNECT;
}
op->o_abandon = 1;
return rs->sr_err;
}
@ -1001,13 +1014,20 @@ retcode_db_config(
} else if ( strncasecmp( argv[ i ], "flags=", STRLENOF( "flags=" ) ) == 0 )
{
if ( strcasecmp( &argv[ i ][ STRLENOF( "flags=" ) ], "disconnect" ) == 0 ) {
rdi.rdi_flags |= RDI_DISCONNECT;
char *arg = &argv[ i ][ STRLENOF( "flags=" ) ];
if ( strcasecmp( arg, "disconnect" ) == 0 ) {
rdi.rdi_flags |= RDI_PRE_DISCONNECT;
} else if ( strcasecmp( arg, "pre-disconnect" ) == 0 ) {
rdi.rdi_flags |= RDI_PRE_DISCONNECT;
} else if ( strcasecmp( arg, "post-disconnect" ) == 0 ) {
rdi.rdi_flags |= RDI_POST_DISCONNECT;
} else {
fprintf( stderr, "%s: line %d: retcode: "
"unknown flag \"%s\".\n",
fname, lineno, &argv[ i ][ STRLENOF( "flags=" ) ] );
fname, lineno, arg );
return 1;
}

5
tests/data/slapd-retcode.conf
View File

@ -51,4 +51,9 @@ overlay retcode
retcode-parent "ou=RetCodes,dc=example,dc=com"
include @DATADIR@/retcode.conf
retcode-item "cn=Unsolicited" 0x00 unsolicited="0"
retcode-item "cn=Notice of Disconnect" 0x00 unsolicited="1.3.6.1.4.1.1466.20036"
retcode-item "cn=Pre-disconnect" 0x34 flags="pre-disconnect"
retcode-item "cn=Post-disconnect" 0x34 flags="post-disconnect"
#monitor#database monitor