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Commit 32c7186b authored by Kurt Zeilenga's avatar Kurt Zeilenga
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Add frontend support for "any" substrings assertions. 

Needs to be tied into index mask and backend search code.
parent 4f43f826
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Inline Side-by-side
servers/slapd/schema_init.c
View file @ 32c7186b
......@@ -868,6 +868,7 @@ int caseExactIA5Filter(
*keysp = keys;
return LDAP_SUCCESS;
}
/* Substrings Index generation function */
int caseExactIA5SubstringsIndexer(
unsigned flags,
......@@ -877,7 +878,7 @@ int caseExactIA5SubstringsIndexer(
struct berval **values,
struct berval ***keysp )
{
int i, nkeys, types;
ber_len_t i, nkeys;
size_t slen, mlen;
struct berval **keys;
lutil_MD5_CTX MD5context;
......@@ -886,11 +887,6 @@ int caseExactIA5SubstringsIndexer(
digest.bv_val = MD5digest;
digest.bv_len = sizeof(MD5digest);
types = 0;
if( flags & SLAP_MR_SUBSTR_INITIAL ) types++;
if( flags & SLAP_MR_SUBSTR_FINAL ) types++;
/* no SUBSTR_ANY indexing */
nkeys=0;
for( i=0; values[i] != NULL; i++ ) {
/* count number of indices to generate */
......@@ -898,10 +894,28 @@ int caseExactIA5SubstringsIndexer(
continue;
}
if( values[i]->bv_len >= SLAP_INDEX_SUBSTR_MAXLEN ) {
nkeys += SLAP_INDEX_SUBSTR_MAXLEN - ( SLAP_INDEX_SUBSTR_MINLEN - 1);
} else {
nkeys += values[i]->bv_len - ( SLAP_INDEX_SUBSTR_MINLEN - 1 );
if( flags & SLAP_MR_SUBSTR_INITIAL ) {
if( values[i]->bv_len >= SLAP_INDEX_SUBSTR_MAXLEN ) {
nkeys += SLAP_INDEX_SUBSTR_MAXLEN -
( SLAP_INDEX_SUBSTR_MINLEN - 1);
} else {
nkeys += values[i]->bv_len - ( SLAP_INDEX_SUBSTR_MINLEN - 1 );
}
}
if( flags & SLAP_MR_SUBSTR_ANY ) {
if( values[i]->bv_len >= SLAP_INDEX_SUBSTR_MAXLEN ) {
nkeys += values[i]->bv_len - ( SLAP_INDEX_SUBSTR_MAXLEN - 1 );
}
}
if( flags & SLAP_MR_SUBSTR_FINAL ) {
if( values[i]->bv_len >= SLAP_INDEX_SUBSTR_MAXLEN ) {
nkeys += SLAP_INDEX_SUBSTR_MAXLEN -
( SLAP_INDEX_SUBSTR_MINLEN - 1);
} else {
nkeys += values[i]->bv_len - ( SLAP_INDEX_SUBSTR_MINLEN - 1 );
}
}
}
assert( i > 0 );
......@@ -912,7 +926,6 @@ int caseExactIA5SubstringsIndexer(
return LDAP_SUCCESS;
}
nkeys *= types; /* We need to generate keys for each type */
keys = ch_malloc( sizeof( struct berval * ) * (nkeys+1) );
slen = strlen( syntax->ssyn_oid );
......@@ -920,13 +933,40 @@ int caseExactIA5SubstringsIndexer(
nkeys=0;
for( i=0; values[i] != NULL; i++ ) {
int j,max;
ber_len_t j,max;
struct berval *value;
value = values[i];
if( value->bv_len < SLAP_INDEX_SUBSTR_MINLEN ) continue;
if( ( flags & SLAP_MR_SUBSTR_ANY ) &&
( value->bv_len >= SLAP_INDEX_SUBSTR_MAXLEN ) )
{
char pre = SLAP_INDEX_SUBSTR_PREFIX;
max = value->bv_len - ( SLAP_INDEX_SUBSTR_MAXLEN - 1);
for( j=0; j<max; j++ ) {
lutil_MD5Init( &MD5context );
if( prefix != NULL && prefix->bv_len > 0 ) {
lutil_MD5Update( &MD5context,
prefix->bv_val, prefix->bv_len );
}
lutil_MD5Update( &MD5context,
&pre, sizeof( pre ) );
lutil_MD5Update( &MD5context,
syntax->ssyn_oid, slen );
lutil_MD5Update( &MD5context,
mr->smr_oid, mlen );
lutil_MD5Update( &MD5context,
&value->bv_val[j],
SLAP_INDEX_SUBSTR_MAXLEN );
lutil_MD5Final( MD5digest, &MD5context );
keys[nkeys++] = ber_bvdup( &digest );
}
}
max = SLAP_INDEX_SUBSTR_MAXLEN < value->bv_len
? SLAP_INDEX_SUBSTR_MAXLEN : value->bv_len;
......@@ -991,7 +1031,7 @@ int caseExactIA5SubstringsFilter(
{
SubstringsAssertion *sa = assertValue;
char pre;
int nkeys = 0;
ber_len_t nkeys = 0;
size_t slen, mlen, klen;
struct berval **keys;
lutil_MD5_CTX MD5context;
......@@ -1004,6 +1044,18 @@ int caseExactIA5SubstringsFilter(
{
nkeys++;
}
if( sa->sa_any ) {
ber_len_t i;
for( i=0; sa->sa_any[i] != NULL; i++ ) {
if( sa->sa_any[i]->bv_len >= SLAP_INDEX_SUBSTR_MAXLEN ) {
/* don't bother accounting for stepping */
nkeys += sa->sa_any[i]->bv_len -
( SLAP_INDEX_SUBSTR_MAXLEN - 1 );
}
}
}
if( sa->sa_final != NULL &&
sa->sa_final->bv_len >= SLAP_INDEX_SUBSTR_MINLEN )
{
......@@ -1051,6 +1103,40 @@ int caseExactIA5SubstringsFilter(
keys[nkeys++] = ber_bvdup( &digest );
}
if( sa->sa_any ) {
ber_len_t i, j;
pre = SLAP_INDEX_SUBSTR_PREFIX;
klen = SLAP_INDEX_SUBSTR_MAXLEN;
for( i=0; sa->sa_any[i] != NULL; i++ ) {
if( sa->sa_any[i]->bv_len < SLAP_INDEX_SUBSTR_MAXLEN ) {
continue;
}
value = sa->sa_any[i];
for(j=0; j<sa->sa_any[i]->bv_len; j+= SLAP_INDEX_SUBSTR_STEP ) {
lutil_MD5Init( &MD5context );
if( prefix != NULL && prefix->bv_len > 0 ) {
lutil_MD5Update( &MD5context,
prefix->bv_val, prefix->bv_len );
}
lutil_MD5Update( &MD5context,
&pre, sizeof( pre ) );
lutil_MD5Update( &MD5context,
syntax->ssyn_oid, slen );
lutil_MD5Update( &MD5context,
mr->smr_oid, mlen );
lutil_MD5Update( &MD5context,
&value->bv_val[j], klen );
lutil_MD5Final( MD5digest, &MD5context );
keys[nkeys++] = ber_bvdup( &digest );
}
}
}
if( sa->sa_final != NULL &&
sa->sa_final->bv_len >= SLAP_INDEX_SUBSTR_MINLEN )
{
......@@ -1358,7 +1444,7 @@ int caseIgnoreIA5SubstringsIndexer(
struct berval **values,
struct berval ***keysp )
{
int i, nkeys, types;
ber_len_t i, nkeys;
size_t slen, mlen;
struct berval **keys;
lutil_MD5_CTX MD5context;
......@@ -1367,11 +1453,6 @@ int caseIgnoreIA5SubstringsIndexer(
digest.bv_val = MD5digest;
digest.bv_len = sizeof(MD5digest);
types = 0;
if( flags & SLAP_MR_SUBSTR_INITIAL ) types++;
if( flags & SLAP_MR_SUBSTR_FINAL ) types++;
/* no SUBSTR_ANY indexing */
nkeys=0;
for( i=0; values[i] != NULL; i++ ) {
/* count number of indices to generate */
......@@ -1379,10 +1460,28 @@ int caseIgnoreIA5SubstringsIndexer(
continue;
}
if( values[i]->bv_len >= SLAP_INDEX_SUBSTR_MAXLEN ) {
nkeys += SLAP_INDEX_SUBSTR_MAXLEN - ( SLAP_INDEX_SUBSTR_MINLEN - 1);
} else {
nkeys += values[i]->bv_len - ( SLAP_INDEX_SUBSTR_MINLEN - 1 );
if( flags & SLAP_MR_SUBSTR_INITIAL ) {
if( values[i]->bv_len >= SLAP_INDEX_SUBSTR_MAXLEN ) {
nkeys += SLAP_INDEX_SUBSTR_MAXLEN -
( SLAP_INDEX_SUBSTR_MINLEN - 1);
} else {
nkeys += values[i]->bv_len - ( SLAP_INDEX_SUBSTR_MINLEN - 1 );
}
}
if( flags & SLAP_MR_SUBSTR_ANY ) {
if( values[i]->bv_len >= SLAP_INDEX_SUBSTR_MAXLEN ) {
nkeys += values[i]->bv_len - ( SLAP_INDEX_SUBSTR_MAXLEN - 1 );
}
}
if( flags & SLAP_MR_SUBSTR_FINAL ) {
if( values[i]->bv_len >= SLAP_INDEX_SUBSTR_MAXLEN ) {
nkeys += SLAP_INDEX_SUBSTR_MAXLEN -
( SLAP_INDEX_SUBSTR_MINLEN - 1);
} else {
nkeys += values[i]->bv_len - ( SLAP_INDEX_SUBSTR_MINLEN - 1 );
}
}
}
assert( i > 0 );
......@@ -1393,7 +1492,6 @@ int caseIgnoreIA5SubstringsIndexer(
return LDAP_SUCCESS;
}
nkeys *= types; /* We need to generate keys for each type */
keys = ch_malloc( sizeof( struct berval * ) * (nkeys+1) );
slen = strlen( syntax->ssyn_oid );
......@@ -1406,12 +1504,40 @@ int caseIgnoreIA5SubstringsIndexer(
if( values[i]->bv_len < SLAP_INDEX_SUBSTR_MINLEN ) continue;
max = SLAP_INDEX_SUBSTR_MAXLEN < values[i]->bv_len
? SLAP_INDEX_SUBSTR_MAXLEN : values[i]->bv_len;
value = ber_bvdup( values[i] );
ldap_pvt_str2upper( value->bv_val );
if( ( flags & SLAP_MR_SUBSTR_ANY ) &&
( value->bv_len >= SLAP_INDEX_SUBSTR_MAXLEN ) )
{
char pre = SLAP_INDEX_SUBSTR_PREFIX;
max = value->bv_len - ( SLAP_INDEX_SUBSTR_MAXLEN - 1);
for( j=0; j<max; j++ ) {
lutil_MD5Init( &MD5context );
if( prefix != NULL && prefix->bv_len > 0 ) {
lutil_MD5Update( &MD5context,
prefix->bv_val, prefix->bv_len );
}
lutil_MD5Update( &MD5context,
&pre, sizeof( pre ) );
lutil_MD5Update( &MD5context,
syntax->ssyn_oid, slen );
lutil_MD5Update( &MD5context,
mr->smr_oid, mlen );
lutil_MD5Update( &MD5context,
&value->bv_val[j],
SLAP_INDEX_SUBSTR_MAXLEN );
lutil_MD5Final( MD5digest, &MD5context );
keys[nkeys++] = ber_bvdup( &digest );
}
}
max = SLAP_INDEX_SUBSTR_MAXLEN < value->bv_len
? SLAP_INDEX_SUBSTR_MAXLEN : value->bv_len;
for( j=SLAP_INDEX_SUBSTR_MINLEN; j<=max; j++ ) {
char pre;
......@@ -1475,7 +1601,7 @@ int caseIgnoreIA5SubstringsFilter(
{
SubstringsAssertion *sa = assertValue;
char pre;
int nkeys = 0;
ber_len_t nkeys = 0;
size_t slen, mlen, klen;
struct berval **keys;
lutil_MD5_CTX MD5context;
......@@ -1488,6 +1614,18 @@ int caseIgnoreIA5SubstringsFilter(
{
nkeys++;
}
if( sa->sa_any ) {
ber_len_t i;
for( i=0; sa->sa_any[i] != NULL; i++ ) {
if( sa->sa_any[i]->bv_len >= SLAP_INDEX_SUBSTR_MAXLEN ) {
/* don't bother accounting for stepping */
nkeys += sa->sa_any[i]->bv_len -
( SLAP_INDEX_SUBSTR_MAXLEN - 1 );
}
}
}
if( sa->sa_final != NULL &&
sa->sa_final->bv_len >= SLAP_INDEX_SUBSTR_MINLEN )
{
......@@ -1537,6 +1675,42 @@ int caseIgnoreIA5SubstringsFilter(
keys[nkeys++] = ber_bvdup( &digest );
}
if( sa->sa_any ) {
ber_len_t i, j;
pre = SLAP_INDEX_SUBSTR_PREFIX;
klen = SLAP_INDEX_SUBSTR_MAXLEN;
for( i=0; sa->sa_any[i] != NULL; i++ ) {
if( sa->sa_any[i]->bv_len < SLAP_INDEX_SUBSTR_MAXLEN ) {
continue;
}
value = ber_bvdup( sa->sa_any[i] );
ldap_pvt_str2upper( value->bv_val );
for(j=0; j<sa->sa_any[i]->bv_len; j+= SLAP_INDEX_SUBSTR_STEP ) {
lutil_MD5Init( &MD5context );
if( prefix != NULL && prefix->bv_len > 0 ) {
lutil_MD5Update( &MD5context,
prefix->bv_val, prefix->bv_len );
}
lutil_MD5Update( &MD5context,
&pre, sizeof( pre ) );
lutil_MD5Update( &MD5context,
syntax->ssyn_oid, slen );
lutil_MD5Update( &MD5context,
mr->smr_oid, mlen );
lutil_MD5Update( &MD5context,
&value->bv_val[j], klen );
lutil_MD5Final( MD5digest, &MD5context );
keys[nkeys++] = ber_bvdup( &digest );
}
ber_bvfree( value );
}
}
if( sa->sa_final != NULL &&
sa->sa_final->bv_len >= SLAP_INDEX_SUBSTR_MINLEN )
{
......
servers/slapd/slap.h
View file @ 32c7186b
......@@ -139,6 +139,7 @@ LDAP_SLAPD_F (int) slap_debug;
#define SLAP_INDEX_SUBSTR_MINLEN 2
#define SLAP_INDEX_SUBSTR_MAXLEN 4
#define SLAP_INDEX_SUBSTR_STEP 2
#define SLAP_INDEX_FLAGS 0xF000UL
#define SLAP_INDEX_SUBTYPES 0x1000UL /* use index with subtypes */
......
tests/data/slapd.conf
View file @ 32c7186b
......@@ -23,6 +23,7 @@ directory ./test-db
rootdn "cn=Manager, o=University of Michigan, c=US"
rootpw secret
index objectclass eq
index cn,sn,uid pres,eq,sub
index uid pres,eq,sub
index cn,sn pres,eq,sub,subany
dbnosync
dbnolocking
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