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-rw-r--r--tests/progs/slapd-mtread.c722
1 files changed, 722 insertions, 0 deletions
diff --git a/tests/progs/slapd-mtread.c b/tests/progs/slapd-mtread.c
new file mode 100644
index 0000000..587d3cf
--- /dev/null
+++ b/tests/progs/slapd-mtread.c
@@ -0,0 +1,722 @@
+/* $OpenLDAP$ */
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 1999-2022 The OpenLDAP Foundation.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
+ */
+/* ACKNOWLEDGEMENTS:
+ * This work was initially developed by Kurt Spanier for inclusion
+ * in OpenLDAP Software.
+ */
+
+/*
+ * This tool is a MT reader. It behaves like slapd-read however
+ * with one or more threads simultaneously using the same connection.
+ * If -M is enabled, then M threads will also perform write operations.
+ */
+
+#include "portable.h"
+
+/* Requires libldap with threads */
+#ifndef NO_THREADS
+
+#include <stdio.h>
+#include "ldap_pvt_thread.h"
+
+#include "ac/stdlib.h"
+
+#include "ac/ctype.h"
+#include "ac/param.h"
+#include "ac/socket.h"
+#include "ac/string.h"
+#include "ac/unistd.h"
+#include "ac/wait.h"
+
+#include "ldap.h"
+#include "lutil.h"
+
+#include "ldap_pvt.h"
+
+#include "slapd-common.h"
+
+#define MAXCONN 512
+#define LOOPS 100
+#define RETRIES 0
+#define DEFAULT_BASE "ou=people,dc=example,dc=com"
+
+static void
+do_read( LDAP *ld, char *entry,
+ char **attrs, int noattrs, int nobind, int maxloop,
+ int force, int idx );
+
+static void
+do_random( LDAP *ld,
+ char *sbase, char *filter, char **attrs, int noattrs, int nobind,
+ int force, int idx );
+
+static void
+do_random2( LDAP *ld,
+ char *sbase, char *filter, char **attrs, int noattrs, int nobind,
+ int force, int idx );
+
+static void *
+do_onethread( void *arg );
+
+static void *
+do_onerwthread( void *arg );
+
+#define MAX_THREAD 1024
+/* Use same array for readers and writers, offset writers by MAX_THREAD */
+int rt_pass[MAX_THREAD*2];
+int rt_fail[MAX_THREAD*2];
+int *rwt_pass = rt_pass + MAX_THREAD;
+int *rwt_fail = rt_fail + MAX_THREAD;
+ldap_pvt_thread_t rtid[MAX_THREAD*2], *rwtid = rtid + MAX_THREAD;
+
+/*
+ * Shared globals (command line args)
+ */
+LDAP *ld = NULL;
+struct tester_conn_args *config;
+char *entry = NULL;
+char *filter = NULL;
+int force = 0;
+char *srchattrs[] = { "1.1", NULL };
+char **attrs = srchattrs;
+int noattrs = 0;
+int nobind = 0;
+int threads = 1;
+int rwthreads = 0;
+int verbose = 0;
+
+int noconns = 1;
+LDAP **lds = NULL;
+
+static void
+thread_error(int idx, char *string)
+{
+ char thrstr[BUFSIZ];
+
+ snprintf(thrstr, BUFSIZ, "error on tidx: %d: %s", idx, string);
+ tester_error( thrstr );
+}
+
+static void
+thread_output(int idx, char *string)
+{
+ char thrstr[BUFSIZ];
+
+ snprintf(thrstr, BUFSIZ, "tidx: %d says: %s", idx, string);
+ tester_error( thrstr );
+}
+
+static void
+thread_verbose(int idx, char *string)
+{
+ char thrstr[BUFSIZ];
+
+ if (!verbose)
+ return;
+ snprintf(thrstr, BUFSIZ, "tidx: %d says: %s", idx, string);
+ tester_error( thrstr );
+}
+
+static void
+usage( char *name, char opt )
+{
+ if ( opt ) {
+ fprintf( stderr, "%s: unable to handle option \'%c\'\n\n",
+ name, opt );
+ }
+
+ fprintf( stderr, "usage: %s " TESTER_COMMON_HELP
+ "-e <entry> "
+ "[-A] "
+ "[-F] "
+ "[-N] "
+ "[-v] "
+ "[-c connections] "
+ "[-f filter] "
+ "[-m threads] "
+ "[-M threads] "
+ "[-T <attrs>] "
+ "[<attrs>] "
+ "\n",
+ name );
+ exit( EXIT_FAILURE );
+}
+
+int
+main( int argc, char **argv )
+{
+ int i;
+ char *uri = NULL;
+ char *manager = NULL;
+ struct berval passwd = { 0, NULL };
+ char outstr[BUFSIZ];
+ int ptpass;
+ int testfail = 0;
+
+ config = tester_init( "slapd-mtread", TESTER_READ );
+
+ /* by default, tolerate referrals and no such object */
+ tester_ignore_str2errlist( "REFERRAL,NO_SUCH_OBJECT" );
+
+ while ( (i = getopt( argc, argv, TESTER_COMMON_OPTS "Ac:e:Ff:M:m:NT:v" )) != EOF ) {
+ switch ( i ) {
+ case 'A':
+ noattrs++;
+ break;
+
+ case 'N':
+ nobind = TESTER_INIT_ONLY;
+ break;
+
+ case 'v':
+ verbose++;
+ break;
+
+ case 'c': /* the number of connections */
+ if ( lutil_atoi( &noconns, optarg ) != 0 ) {
+ usage( argv[0], i );
+ }
+ break;
+
+ case 'e': /* DN to search for */
+ entry = optarg;
+ break;
+
+ case 'f': /* the search request */
+ filter = optarg;
+ break;
+
+ case 'F':
+ force++;
+ break;
+
+ case 'M': /* the number of R/W threads */
+ if ( lutil_atoi( &rwthreads, optarg ) != 0 ) {
+ usage( argv[0], i );
+ }
+ if (rwthreads > MAX_THREAD)
+ rwthreads = MAX_THREAD;
+ break;
+
+ case 'm': /* the number of threads */
+ if ( lutil_atoi( &threads, optarg ) != 0 ) {
+ usage( argv[0], i );
+ }
+ if (threads > MAX_THREAD)
+ threads = MAX_THREAD;
+ break;
+
+ case 'T':
+ attrs = ldap_str2charray( optarg, "," );
+ if ( attrs == NULL ) {
+ usage( argv[0], i );
+ }
+ break;
+
+ default:
+ if ( tester_config_opt( config, i, optarg ) == LDAP_SUCCESS ) {
+ break;
+ }
+ usage( argv[0], i );
+ break;
+ }
+ }
+
+ if ( entry == NULL )
+ usage( argv[0], 0 );
+
+ if ( *entry == '\0' ) {
+ fprintf( stderr, "%s: invalid EMPTY entry DN.\n",
+ argv[0] );
+ exit( EXIT_FAILURE );
+ }
+
+ if ( argv[optind] != NULL ) {
+ attrs = &argv[optind];
+ }
+
+ if (noconns < 1)
+ noconns = 1;
+ if (noconns > MAXCONN)
+ noconns = MAXCONN;
+ lds = (LDAP **) calloc( sizeof(LDAP *), noconns);
+ if (lds == NULL) {
+ fprintf( stderr, "%s: Memory error: calloc noconns.\n",
+ argv[0] );
+ exit( EXIT_FAILURE );
+ }
+
+ tester_config_finish( config );
+ ldap_pvt_thread_initialize();
+
+ for (i = 0; i < noconns; i++) {
+ tester_init_ld( &lds[i], config, nobind );
+ }
+
+ snprintf(outstr, BUFSIZ, "MT Test Start: conns: %d (%s)", noconns, uri);
+ tester_error(outstr);
+ snprintf(outstr, BUFSIZ, "Threads: RO: %d RW: %d", threads, rwthreads);
+ tester_error(outstr);
+
+ /* Set up read only threads */
+ for ( i = 0; i < threads; i++ ) {
+ ldap_pvt_thread_create( &rtid[i], 0, do_onethread, &rtid[i]);
+ snprintf(outstr, BUFSIZ, "Created RO thread %d", i);
+ thread_verbose(-1, outstr);
+ }
+ /* Set up read/write threads */
+ for ( i = 0; i < rwthreads; i++ ) {
+ ldap_pvt_thread_create( &rwtid[i], 0, do_onerwthread, &rwtid[i]);
+ snprintf(outstr, BUFSIZ, "Created RW thread %d", i + MAX_THREAD);
+ thread_verbose(-1, outstr);
+ }
+
+ ptpass = config->outerloops * config->loops;
+
+ /* wait for read only threads to complete */
+ for ( i = 0; i < threads; i++ )
+ ldap_pvt_thread_join(rtid[i], NULL);
+ /* wait for read/write threads to complete */
+ for ( i = 0; i < rwthreads; i++ )
+ ldap_pvt_thread_join(rwtid[i], NULL);
+
+ for(i = 0; i < noconns; i++) {
+ if ( lds[i] != NULL ) {
+ ldap_unbind_ext( lds[i], NULL, NULL );
+ }
+ }
+ free( lds );
+
+ for ( i = 0; i < threads; i++ ) {
+ snprintf(outstr, BUFSIZ, "RO thread %d pass=%d fail=%d", i,
+ rt_pass[i], rt_fail[i]);
+ tester_error(outstr);
+ if (rt_fail[i] != 0 || rt_pass[i] != ptpass) {
+ snprintf(outstr, BUFSIZ, "FAIL RO thread %d", i);
+ tester_error(outstr);
+ testfail++;
+ }
+ }
+ for ( i = 0; i < rwthreads; i++ ) {
+ snprintf(outstr, BUFSIZ, "RW thread %d pass=%d fail=%d", i + MAX_THREAD,
+ rwt_pass[i], rwt_fail[i]);
+ tester_error(outstr);
+ if (rwt_fail[i] != 0 || rwt_pass[i] != ptpass) {
+ snprintf(outstr, BUFSIZ, "FAIL RW thread %d", i);
+ tester_error(outstr);
+ testfail++;
+ }
+ }
+ snprintf(outstr, BUFSIZ, "MT Test complete" );
+ tester_error(outstr);
+
+ if (testfail)
+ exit( EXIT_FAILURE );
+ exit( EXIT_SUCCESS );
+}
+
+static void *
+do_onethread( void *arg )
+{
+ int i, j, thisconn;
+ LDAP **mlds;
+ char thrstr[BUFSIZ];
+ int rc, refcnt = 0;
+ int idx = (ldap_pvt_thread_t *)arg - rtid;
+
+ mlds = (LDAP **) calloc( sizeof(LDAP *), noconns);
+ if (mlds == NULL) {
+ thread_error( idx, "Memory error: thread calloc for noconns" );
+ exit( EXIT_FAILURE );
+ }
+
+ for ( j = 0; j < config->outerloops; j++ ) {
+ for(i = 0; i < noconns; i++) {
+ mlds[i] = ldap_dup(lds[i]);
+ if (mlds[i] == NULL) {
+ thread_error( idx, "ldap_dup error" );
+ }
+ }
+ rc = ldap_get_option(mlds[0], LDAP_OPT_SESSION_REFCNT, &refcnt);
+ snprintf(thrstr, BUFSIZ,
+ "RO Thread conns: %d refcnt: %d (rc = %d)",
+ noconns, refcnt, rc);
+ thread_verbose(idx, thrstr);
+
+ thisconn = (idx + j) % noconns;
+ if (thisconn < 0 || thisconn >= noconns)
+ thisconn = 0;
+ if (mlds[thisconn] == NULL) {
+ thread_error( idx, "(failed to dup)");
+ tester_perror( "ldap_dup", "(failed to dup)" );
+ exit( EXIT_FAILURE );
+ }
+ snprintf(thrstr, BUFSIZ, "Using conn %d", thisconn);
+ thread_verbose(idx, thrstr);
+ if ( filter != NULL ) {
+ if (strchr(filter, '['))
+ do_random2( mlds[thisconn], entry, filter, attrs,
+ noattrs, nobind, force, idx );
+ else
+ do_random( mlds[thisconn], entry, filter, attrs,
+ noattrs, nobind, force, idx );
+
+ } else {
+ do_read( mlds[thisconn], entry, attrs, noattrs,
+ nobind, config->loops, force, idx );
+ }
+ for(i = 0; i < noconns; i++) {
+ (void) ldap_destroy(mlds[i]);
+ mlds[i] = NULL;
+ }
+ }
+ free( mlds );
+ return( NULL );
+}
+
+static void *
+do_onerwthread( void *arg )
+{
+ int i, j, thisconn;
+ LDAP **mlds, *ld;
+ char thrstr[BUFSIZ];
+ char dn[256], uids[32], cns[32], *base;
+ LDAPMod *attrp[5], attrs[4];
+ char *oc_vals[] = { "top", "OpenLDAPperson", NULL };
+ char *cn_vals[] = { NULL, NULL };
+ char *sn_vals[] = { NULL, NULL };
+ char *uid_vals[] = { NULL, NULL };
+ int ret;
+ int adds = 0;
+ int dels = 0;
+ int rc, refcnt = 0;
+ int idx = (ldap_pvt_thread_t *)arg - rtid;
+
+ mlds = (LDAP **) calloc( sizeof(LDAP *), noconns);
+ if (mlds == NULL) {
+ thread_error( idx, "Memory error: thread calloc for noconns" );
+ exit( EXIT_FAILURE );
+ }
+
+ snprintf(uids, sizeof(uids), "rwtest%04d", idx);
+ snprintf(cns, sizeof(cns), "rwtest%04d", idx);
+ /* add setup */
+ for (i = 0; i < 4; i++) {
+ attrp[i] = &attrs[i];
+ attrs[i].mod_op = 0;
+ }
+ attrp[4] = NULL;
+ attrs[0].mod_type = "objectClass";
+ attrs[0].mod_values = oc_vals;
+ attrs[1].mod_type = "cn";
+ attrs[1].mod_values = cn_vals;
+ cn_vals[0] = &cns[0];
+ attrs[2].mod_type = "sn";
+ attrs[2].mod_values = sn_vals;
+ sn_vals[0] = &cns[0];
+ attrs[3].mod_type = "uid";
+ attrs[3].mod_values = uid_vals;
+ uid_vals[0] = &uids[0];
+
+ for ( j = 0; j < config->outerloops; j++ ) {
+ for(i = 0; i < noconns; i++) {
+ mlds[i] = ldap_dup(lds[i]);
+ if (mlds[i] == NULL) {
+ thread_error( idx, "ldap_dup error" );
+ }
+ }
+ rc = ldap_get_option(mlds[0], LDAP_OPT_SESSION_REFCNT, &refcnt);
+ snprintf(thrstr, BUFSIZ,
+ "RW Thread conns: %d refcnt: %d (rc = %d)",
+ noconns, refcnt, rc);
+ thread_verbose(idx, thrstr);
+
+ thisconn = (idx + j) % noconns;
+ if (thisconn < 0 || thisconn >= noconns)
+ thisconn = 0;
+ if (mlds[thisconn] == NULL) {
+ thread_error( idx, "(failed to dup)");
+ tester_perror( "ldap_dup", "(failed to dup)" );
+ exit( EXIT_FAILURE );
+ }
+ snprintf(thrstr, BUFSIZ, "START RW Thread using conn %d", thisconn);
+ thread_verbose(idx, thrstr);
+
+ ld = mlds[thisconn];
+ if (entry != NULL)
+ base = entry;
+ else
+ base = DEFAULT_BASE;
+ snprintf(dn, 256, "cn=%s,%s", cns, base);
+
+ adds = 0;
+ dels = 0;
+ for (i = 0; i < config->loops; i++) {
+ ret = ldap_add_ext_s(ld, dn, &attrp[0], NULL, NULL);
+ if (ret == LDAP_SUCCESS) {
+ adds++;
+ ret = ldap_delete_ext_s(ld, dn, NULL, NULL);
+ if (ret == LDAP_SUCCESS) {
+ dels++;
+ rt_pass[idx]++;
+ } else {
+ thread_output(idx, ldap_err2string(ret));
+ rt_fail[idx]++;
+ }
+ } else {
+ thread_output(idx, ldap_err2string(ret));
+ rt_fail[idx]++;
+ }
+ }
+
+ snprintf(thrstr, BUFSIZ,
+ "INNER STOP RW Thread using conn %d (%d/%d)",
+ thisconn, adds, dels);
+ thread_verbose(idx, thrstr);
+
+ for(i = 0; i < noconns; i++) {
+ (void) ldap_destroy(mlds[i]);
+ mlds[i] = NULL;
+ }
+ }
+
+ free( mlds );
+ return( NULL );
+}
+
+static void
+do_random( LDAP *ld,
+ char *sbase, char *filter, char **srchattrs, int noattrs, int nobind,
+ int force, int idx )
+{
+ int i = 0, do_retry = config->retries;
+ char *attrs[ 2 ];
+ int rc = LDAP_SUCCESS;
+ int nvalues = 0;
+ char **values = NULL;
+ LDAPMessage *res = NULL, *e = NULL;
+ char thrstr[BUFSIZ];
+
+ attrs[ 0 ] = LDAP_NO_ATTRS;
+ attrs[ 1 ] = NULL;
+
+ snprintf( thrstr, BUFSIZ,
+ "Read(%d): base=\"%s\", filter=\"%s\".\n",
+ config->loops, sbase, filter );
+ thread_verbose( idx, thrstr );
+
+ rc = ldap_search_ext_s( ld, sbase, LDAP_SCOPE_SUBTREE,
+ filter, attrs, 0, NULL, NULL, NULL, LDAP_NO_LIMIT, &res );
+ switch ( rc ) {
+ case LDAP_SIZELIMIT_EXCEEDED:
+ case LDAP_TIMELIMIT_EXCEEDED:
+ case LDAP_SUCCESS:
+ nvalues = ldap_count_entries( ld, res );
+ if ( nvalues == 0 ) {
+ if ( rc ) {
+ tester_ldap_error( ld, "ldap_search_ext_s", NULL );
+ }
+ break;
+ }
+
+ values = malloc( ( nvalues + 1 ) * sizeof( char * ) );
+ if (values == NULL) {
+ thread_error( idx, "(failed to malloc)");
+ exit( EXIT_FAILURE );
+ }
+ for ( i = 0, e = ldap_first_entry( ld, res ); e != NULL; i++, e = ldap_next_entry( ld, e ) )
+ {
+ values[ i ] = ldap_get_dn( ld, e );
+ }
+ values[ i ] = NULL;
+
+ ldap_msgfree( res );
+
+ if ( do_retry == config->retries ) {
+ snprintf( thrstr, BUFSIZ,
+ "Read base=\"%s\" filter=\"%s\" got %d values.\n",
+ sbase, filter, nvalues );
+ thread_verbose( idx, thrstr );
+ }
+
+ for ( i = 0; i < config->loops; i++ ) {
+ int r = ((double)nvalues)*rand()/(RAND_MAX + 1.0);
+
+ do_read( ld, values[ r ],
+ srchattrs, noattrs, nobind, 1, force, idx );
+ }
+ for( i = 0; i < nvalues; i++) {
+ if (values[i] != NULL)
+ ldap_memfree( values[i] );
+ }
+ free( values );
+ break;
+
+ default:
+ tester_ldap_error( ld, "ldap_search_ext_s", NULL );
+ break;
+ }
+
+ snprintf( thrstr, BUFSIZ, "Search done (%d).\n", rc );
+ thread_verbose( idx, thrstr );
+}
+
+/* substitute a generated int into the filter */
+static void
+do_random2( LDAP *ld,
+ char *sbase, char *filter, char **srchattrs, int noattrs, int nobind,
+ int force, int idx )
+{
+ int i = 0, do_retry = config->retries;
+ int rc = LDAP_SUCCESS;
+ int lo, hi, range;
+ int flen;
+ LDAPMessage *res = NULL;
+ char *ptr, *ftail;
+ char thrstr[BUFSIZ];
+ char fbuf[BUFSIZ];
+
+ snprintf( thrstr, BUFSIZ,
+ "Read(%d): base=\"%s\", filter=\"%s\".\n",
+ config->loops, sbase, filter );
+ thread_verbose( idx, thrstr );
+
+ ptr = strchr(filter, '[');
+ if (!ptr)
+ return;
+ ftail = strchr(filter, ']');
+ if (!ftail || ftail < ptr)
+ return;
+
+ sscanf(ptr, "[%d-%d]", &lo, &hi);
+ range = hi - lo + 1;
+
+ flen = ptr - filter;
+ ftail++;
+
+ for ( i = 0; i < config->loops; i++ ) {
+ int r = ((double)range)*rand()/(RAND_MAX + 1.0);
+ sprintf(fbuf, "%.*s%d%s", flen, filter, r, ftail);
+
+ rc = ldap_search_ext_s( ld, sbase, LDAP_SCOPE_SUBTREE,
+ fbuf, srchattrs, noattrs, NULL, NULL, NULL,
+ LDAP_NO_LIMIT, &res );
+ if ( res != NULL ) {
+ ldap_msgfree( res );
+ }
+ if ( rc == 0 ) {
+ rt_pass[idx]++;
+ } else {
+ int first = tester_ignore_err( rc );
+ char buf[ BUFSIZ ];
+
+ rt_fail[idx]++;
+ snprintf( buf, sizeof( buf ), "ldap_search_ext_s(%s)", entry );
+
+ /* if ignore.. */
+ if ( first ) {
+ /* only log if first occurrence */
+ if ( ( force < 2 && first > 0 ) || abs(first) == 1 ) {
+ tester_ldap_error( ld, buf, NULL );
+ }
+ continue;
+ }
+
+ /* busy needs special handling */
+ tester_ldap_error( ld, buf, NULL );
+ if ( rc == LDAP_BUSY && do_retry > 0 ) {
+ do_retry--;
+ continue;
+ }
+ break;
+ }
+ }
+
+ snprintf( thrstr, BUFSIZ, "Search done (%d).\n", rc );
+ thread_verbose( idx, thrstr );
+}
+
+static void
+do_read( LDAP *ld, char *entry,
+ char **attrs, int noattrs, int nobind, int maxloop,
+ int force, int idx )
+{
+ int i = 0, do_retry = config->retries;
+ int rc = LDAP_SUCCESS;
+ char thrstr[BUFSIZ];
+
+retry:;
+ if ( do_retry == config->retries ) {
+ snprintf( thrstr, BUFSIZ, "Read(%d): entry=\"%s\".\n",
+ maxloop, entry );
+ thread_verbose( idx, thrstr );
+ }
+
+ snprintf(thrstr, BUFSIZ, "LD %p cnt: %d (retried %d) (%s)", \
+ (void *) ld, maxloop, (do_retry - config->retries), entry);
+ thread_verbose( idx, thrstr );
+
+ for ( ; i < maxloop; i++ ) {
+ LDAPMessage *res = NULL;
+
+ rc = ldap_search_ext_s( ld, entry, LDAP_SCOPE_BASE,
+ NULL, attrs, noattrs, NULL, NULL, NULL,
+ LDAP_NO_LIMIT, &res );
+ if ( res != NULL ) {
+ ldap_msgfree( res );
+ }
+
+ if ( rc == 0 ) {
+ rt_pass[idx]++;
+ } else {
+ int first = tester_ignore_err( rc );
+ char buf[ BUFSIZ ];
+
+ rt_fail[idx]++;
+ snprintf( buf, sizeof( buf ), "ldap_search_ext_s(%s)", entry );
+
+ /* if ignore.. */
+ if ( first ) {
+ /* only log if first occurrence */
+ if ( ( force < 2 && first > 0 ) || abs(first) == 1 ) {
+ tester_ldap_error( ld, buf, NULL );
+ }
+ continue;
+ }
+
+ /* busy needs special handling */
+ tester_ldap_error( ld, buf, NULL );
+ if ( rc == LDAP_BUSY && do_retry > 0 ) {
+ do_retry--;
+ goto retry;
+ }
+ break;
+ }
+ }
+}
+
+#else /* NO_THREADS */
+
+#include <stdio.h>
+#include <stdlib.h>
+
+int
+main( int argc, char **argv )
+{
+ fprintf( stderr, "%s: not available when configured --without-threads\n", argv[0] );
+ exit( EXIT_FAILURE );
+}
+
+#endif /* NO_THREADS */
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-22 23:15:26 +0000