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gecko/security/nss/cmd/strsclnt/strsclnt.c
Kai Engert 731c45f2b1 Bug 450646, Upgrade Mozilla to NSS 3.12.1 release candidate 1 
r=rrelyea
2008-08-15 06:12:54 +02:00

1541 lines
43 KiB
C
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/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is the Netscape security libraries.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1994-2000
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include <stdio.h>
#include <string.h>
#include "secutil.h"
#if defined(XP_UNIX)
#include <unistd.h>
#endif
#include <stdlib.h>
#if !defined(_WIN32_WCE)
#include <errno.h>
#include <fcntl.h>
#endif
#include <stdarg.h>
#include "plgetopt.h"
#include "nspr.h"
#include "prio.h"
#include "prnetdb.h"
#include "prerror.h"
#include "pk11func.h"
#include "secitem.h"
#include "sslproto.h"
#include "nss.h"
#include "ssl.h"
#ifndef PORT_Sprintf
#define PORT_Sprintf sprintf
#endif
#ifndef PORT_Strstr
#define PORT_Strstr strstr
#endif
#ifndef PORT_Malloc
#define PORT_Malloc PR_Malloc
#endif
#define RD_BUF_SIZE (60 * 1024)
/* Include these cipher suite arrays to re-use tstclnt's
* cipher selection code.
*/
int ssl2CipherSuites[] = {
SSL_EN_RC4_128_WITH_MD5, /* A */
SSL_EN_RC4_128_EXPORT40_WITH_MD5, /* B */
SSL_EN_RC2_128_CBC_WITH_MD5, /* C */
SSL_EN_RC2_128_CBC_EXPORT40_WITH_MD5, /* D */
SSL_EN_DES_64_CBC_WITH_MD5, /* E */
SSL_EN_DES_192_EDE3_CBC_WITH_MD5, /* F */
0
};
int ssl3CipherSuites[] = {
-1, /* SSL_FORTEZZA_DMS_WITH_FORTEZZA_CBC_SHA* a */
-1, /* SSL_FORTEZZA_DMS_WITH_RC4_128_SHA * b */
SSL_RSA_WITH_RC4_128_MD5, /* c */
SSL_RSA_WITH_3DES_EDE_CBC_SHA, /* d */
SSL_RSA_WITH_DES_CBC_SHA, /* e */
SSL_RSA_EXPORT_WITH_RC4_40_MD5, /* f */
SSL_RSA_EXPORT_WITH_RC2_CBC_40_MD5, /* g */
-1, /* SSL_FORTEZZA_DMS_WITH_NULL_SHA * h */
SSL_RSA_WITH_NULL_MD5, /* i */
SSL_RSA_FIPS_WITH_3DES_EDE_CBC_SHA, /* j */
SSL_RSA_FIPS_WITH_DES_CBC_SHA, /* k */
TLS_RSA_EXPORT1024_WITH_DES_CBC_SHA, /* l */
TLS_RSA_EXPORT1024_WITH_RC4_56_SHA, /* m */
SSL_RSA_WITH_RC4_128_SHA, /* n */
TLS_DHE_DSS_WITH_RC4_128_SHA, /* o */
SSL_DHE_RSA_WITH_3DES_EDE_CBC_SHA, /* p */
SSL_DHE_DSS_WITH_3DES_EDE_CBC_SHA, /* q */
SSL_DHE_RSA_WITH_DES_CBC_SHA, /* r */
SSL_DHE_DSS_WITH_DES_CBC_SHA, /* s */
TLS_DHE_DSS_WITH_AES_128_CBC_SHA, /* t */
TLS_DHE_RSA_WITH_AES_128_CBC_SHA, /* u */
TLS_RSA_WITH_AES_128_CBC_SHA, /* v */
TLS_DHE_DSS_WITH_AES_256_CBC_SHA, /* w */
TLS_DHE_RSA_WITH_AES_256_CBC_SHA, /* x */
TLS_RSA_WITH_AES_256_CBC_SHA, /* y */
SSL_RSA_WITH_NULL_SHA, /* z */
0
};
#define NO_FULLHS_PERCENTAGE -1
/* This global string is so that client main can see
* which ciphers to use.
*/
static const char *cipherString;
static PRInt32 certsTested;
static int MakeCertOK;
static int NoReuse;
static int fullhs = NO_FULLHS_PERCENTAGE; /* percentage of full handshakes to
** perform */
static PRInt32 globalconid = 0; /* atomically set */
static int total_connections; /* total number of connections to perform */
static int total_connections_rounded_down_to_hundreds;
static int total_connections_modulo_100;
static PRBool NoDelay;
static PRBool QuitOnTimeout = PR_FALSE;
static PRBool ThrottleUp = PR_FALSE;
static PRLock * threadLock; /* protects the global variables below */
static PRTime lastConnectFailure;
static PRTime lastConnectSuccess;
static PRTime lastThrottleUp;
static PRInt32 remaining_connections; /* number of connections left */
static int active_threads = 8; /* number of threads currently trying to
** connect */
static PRInt32 numUsed;
/* end of variables protected by threadLock */
static SSL3Statistics * ssl3stats;
static int failed_already = 0;
static PRBool disableSSL2 = PR_FALSE;
static PRBool disableSSL3 = PR_FALSE;
static PRBool disableTLS = PR_FALSE;
static PRBool bypassPKCS11 = PR_FALSE;
static PRBool disableLocking = PR_FALSE;
static PRBool ignoreErrors = PR_FALSE;
static PRBool enableSessionTickets = PR_FALSE;
PRIntervalTime maxInterval = PR_INTERVAL_NO_TIMEOUT;
char * progName;
int stopping;
int verbose;
SECItem bigBuf;
#define PRINTF if (verbose) printf
#define FPRINTF if (verbose) fprintf
static void
Usage(const char *progName)
{
fprintf(stderr,
"Usage: %s [-n nickname] [-p port] [-d dbdir] [-c connections]\n"
" [-23BDNTovqs] [-f filename] [-N | -P percentage]\n"
" [-w dbpasswd] [-C cipher(s)] [-t threads] hostname\n"
" [-W pwfile]\n"
" where -v means verbose\n"
" -o flag is interpreted as follows:\n"
" 1 -o means override the result of server certificate validation.\n"
" 2 -o's mean skip server certificate validation altogether.\n"
" -D means no TCP delays\n"
" -q means quit when server gone (timeout rather than retry forever)\n"
" -s means disable SSL socket locking\n"
" -N means no session reuse\n"
" -P means do a specified percentage of full handshakes (0-100)\n"
" -2 means disable SSL2\n"
" -3 means disable SSL3\n"
" -T means disable TLS\n"
" -U means enable throttling up threads\n"
" -B bypasses the PKCS11 layer for SSL encryption and MACing\n"
" -u enable TLS Session Ticket extension\n",
progName);
exit(1);
}
static void
errWarn(char * funcString)
{
PRErrorCode perr = PR_GetError();
const char * errString = SECU_Strerror(perr);
fprintf(stderr, "strsclnt: %s returned error %d:\n%s\n",
funcString, perr, errString);
}
static void
errExit(char * funcString)
{
errWarn(funcString);
exit(1);
}
/**************************************************************************
**
** Routines for disabling SSL ciphers.
**
**************************************************************************/
void
disableAllSSLCiphers(void)
{
const PRUint16 *cipherSuites = SSL_ImplementedCiphers;
int i = SSL_NumImplementedCiphers;
SECStatus rv;
/* disable all the SSL3 cipher suites */
while (--i >= 0) {
PRUint16 suite = cipherSuites[i];
rv = SSL_CipherPrefSetDefault(suite, PR_FALSE);
if (rv != SECSuccess) {
printf("SSL_CipherPrefSetDefault didn't like value 0x%04x (i = %d)\n",
suite, i);
errWarn("SSL_CipherPrefSetDefault");
exit(2);
}
}
}
/* This invokes the "default" AuthCert handler in libssl.
** The only reason to use this one is that it prints out info as it goes.
*/
static SECStatus
mySSLAuthCertificate(void *arg, PRFileDesc *fd, PRBool checkSig,
PRBool isServer)
{
SECStatus rv;
CERTCertificate * peerCert;
if (MakeCertOK>=2) {
return SECSuccess;
}
peerCert = SSL_PeerCertificate(fd);
PRINTF("strsclnt: Subject: %s\nstrsclnt: Issuer : %s\n",
peerCert->subjectName, peerCert->issuerName);
/* invoke the "default" AuthCert handler. */
rv = SSL_AuthCertificate(arg, fd, checkSig, isServer);
PR_AtomicIncrement(&certsTested);
if (rv == SECSuccess) {
fputs("strsclnt: -- SSL: Server Certificate Validated.\n", stderr);
}
CERT_DestroyCertificate(peerCert);
/* error, if any, will be displayed by the Bad Cert Handler. */
return rv;
}
static SECStatus
myBadCertHandler( void *arg, PRFileDesc *fd)
{
int err = PR_GetError();
if (!MakeCertOK)
fprintf(stderr,
"strsclnt: -- SSL: Server Certificate Invalid, err %d.\n%s\n",
err, SECU_Strerror(err));
return (MakeCertOK ? SECSuccess : SECFailure);
}
void
printSecurityInfo(PRFileDesc *fd)
{
CERTCertificate * cert = NULL;
SSL3Statistics * ssl3stats = SSL_GetStatistics();
SECStatus result;
SSLChannelInfo channel;
SSLCipherSuiteInfo suite;
static int only_once;
if (only_once && verbose < 2)
return;
only_once = 1;
result = SSL_GetChannelInfo(fd, &channel, sizeof channel);
if (result == SECSuccess &&
channel.length == sizeof channel &&
channel.cipherSuite) {
result = SSL_GetCipherSuiteInfo(channel.cipherSuite,
&suite, sizeof suite);
if (result == SECSuccess) {
FPRINTF(stderr,
"strsclnt: SSL version %d.%d using %d-bit %s with %d-bit %s MAC\n",
channel.protocolVersion >> 8, channel.protocolVersion & 0xff,
suite.effectiveKeyBits, suite.symCipherName,
suite.macBits, suite.macAlgorithmName);
FPRINTF(stderr,
"strsclnt: Server Auth: %d-bit %s, Key Exchange: %d-bit %s\n",
channel.authKeyBits, suite.authAlgorithmName,
channel.keaKeyBits, suite.keaTypeName);
}
}
cert = SSL_LocalCertificate(fd);
if (!cert)
cert = SSL_PeerCertificate(fd);
if (verbose && cert) {
char * ip = CERT_NameToAscii(&cert->issuer);
char * sp = CERT_NameToAscii(&cert->subject);
if (sp) {
fprintf(stderr, "strsclnt: subject DN: %s\n", sp);
PORT_Free(sp);
}
if (ip) {
fprintf(stderr, "strsclnt: issuer DN: %s\n", ip);
PORT_Free(ip);
}
}
if (cert) {
CERT_DestroyCertificate(cert);
cert = NULL;
}
fprintf(stderr,
"strsclnt: %ld cache hits; %ld cache misses, %ld cache not reusable\n"
" %ld stateless resumes\n",
ssl3stats->hsh_sid_cache_hits,
ssl3stats->hsh_sid_cache_misses,
ssl3stats->hsh_sid_cache_not_ok,
ssl3stats->hsh_sid_stateless_resumes);
}
/**************************************************************************
** Begin thread management routines and data.
**************************************************************************/
#define MAX_THREADS 128
typedef int startFn(void *a, void *b, int c);
static PRInt32 numConnected;
static int max_threads; /* peak threads allowed */
typedef struct perThreadStr {
void * a;
void * b;
int tid;
int rv;
startFn * startFunc;
PRThread * prThread;
PRBool inUse;
} perThread;
perThread threads[MAX_THREADS];
void
thread_wrapper(void * arg)
{
perThread * slot = (perThread *)arg;
PRBool done = PR_FALSE;
do {
PRBool doop = PR_FALSE;
PRBool dosleep = PR_FALSE;
PRTime now = PR_Now();
PR_Lock(threadLock);
if (! (slot->tid < active_threads)) {
/* this thread isn't supposed to be running */
if (!ThrottleUp) {
/* we'll never need this thread again, so abort it */
done = PR_TRUE;
} else if (remaining_connections > 0) {
/* we may still need this thread, so just sleep for 1s */
dosleep = PR_TRUE;
/* the conditions to trigger a throttle up are :
** 1. last PR_Connect failure must have happened more than
** 10s ago
** 2. last throttling up must have happened more than 0.5s ago
** 3. there must be a more recent PR_Connect success than
** failure
*/
if ( (now - lastConnectFailure > 10 * PR_USEC_PER_SEC) &&
( (!lastThrottleUp) || ( (now - lastThrottleUp) >=
(PR_USEC_PER_SEC/2)) ) &&
(lastConnectSuccess > lastConnectFailure) ) {
/* try throttling up by one thread */
active_threads = PR_MIN(max_threads, active_threads+1);
fprintf(stderr,"active_threads set up to %d\n",
active_threads);
lastThrottleUp = PR_MAX(now, lastThrottleUp);
}
} else {
/* no more connections left, we are done */
done = PR_TRUE;
}
} else {
/* this thread should run */
if (--remaining_connections >= 0) { /* protected by threadLock */
doop = PR_TRUE;
} else {
done = PR_TRUE;
}
}
PR_Unlock(threadLock);
if (doop) {
slot->rv = (* slot->startFunc)(slot->a, slot->b, slot->tid);
PRINTF("strsclnt: Thread in slot %d returned %d\n",
slot->tid, slot->rv);
}
if (dosleep) {
PR_Sleep(PR_SecondsToInterval(1));
}
} while (!done && (!failed_already || ignoreErrors));
}
SECStatus
launch_thread(
startFn * startFunc,
void * a,
void * b,
int tid)
{
PRUint32 i;
perThread * slot;
PR_Lock(threadLock);
PORT_Assert(numUsed < MAX_THREADS);
if (! (numUsed < MAX_THREADS)) {
PR_Unlock(threadLock);
return SECFailure;
}
i = numUsed++;
slot = &threads[i];
slot->a = a;
slot->b = b;
slot->tid = tid;
slot->startFunc = startFunc;
slot->prThread = PR_CreateThread(PR_USER_THREAD,
thread_wrapper, slot,
PR_PRIORITY_NORMAL, PR_GLOBAL_THREAD,
PR_JOINABLE_THREAD, 0);
if (slot->prThread == NULL) {
PR_Unlock(threadLock);
printf("strsclnt: Failed to launch thread!\n");
return SECFailure;
}
slot->inUse = 1;
PR_Unlock(threadLock);
PRINTF("strsclnt: Launched thread in slot %d \n", i);
return SECSuccess;
}
/* join all the threads */
int
reap_threads(void)
{
int i;
for (i = 0; i < MAX_THREADS; ++i) {
if (threads[i].prThread) {
PR_JoinThread(threads[i].prThread);
threads[i].prThread = NULL;
}
}
return 0;
}
void
destroy_thread_data(void)
{
PORT_Memset(threads, 0, sizeof threads);
if (threadLock) {
PR_DestroyLock(threadLock);
threadLock = NULL;
}
}
void
init_thread_data(void)
{
threadLock = PR_NewLock();
}
/**************************************************************************
** End thread management routines.
**************************************************************************/
PRBool useModelSocket = PR_TRUE;
static const char stopCmd[] = { "GET /stop " };
static const char outHeader[] = {
"HTTP/1.0 200 OK\r\n"
"Server: Netscape-Enterprise/2.0a\r\n"
"Date: Tue, 26 Aug 1997 22:10:05 GMT\r\n"
"Content-type: text/plain\r\n"
"\r\n"
};
struct lockedVarsStr {
PRLock * lock;
int count;
int waiters;
PRCondVar * condVar;
};
typedef struct lockedVarsStr lockedVars;
void
lockedVars_Init( lockedVars * lv)
{
lv->count = 0;
lv->waiters = 0;
lv->lock = PR_NewLock();
lv->condVar = PR_NewCondVar(lv->lock);
}
void
lockedVars_Destroy( lockedVars * lv)
{
PR_DestroyCondVar(lv->condVar);
lv->condVar = NULL;
PR_DestroyLock(lv->lock);
lv->lock = NULL;
}
void
lockedVars_WaitForDone(lockedVars * lv)
{
PR_Lock(lv->lock);
while (lv->count > 0) {
PR_WaitCondVar(lv->condVar, PR_INTERVAL_NO_TIMEOUT);
}
PR_Unlock(lv->lock);
}
int /* returns count */
lockedVars_AddToCount(lockedVars * lv, int addend)
{
int rv;
PR_Lock(lv->lock);
rv = lv->count += addend;
if (rv <= 0) {
PR_NotifyCondVar(lv->condVar);
}
PR_Unlock(lv->lock);
return rv;
}
int
do_writes(
void * a,
void * b,
int c)
{
PRFileDesc * ssl_sock = (PRFileDesc *)a;
lockedVars * lv = (lockedVars *)b;
int sent = 0;
int count = 0;
while (sent < bigBuf.len) {
count = PR_Send(ssl_sock, bigBuf.data + sent, bigBuf.len - sent,
0, maxInterval);
if (count < 0) {
errWarn("PR_Send bigBuf");
break;
}
FPRINTF(stderr, "strsclnt: PR_Send wrote %d bytes from bigBuf\n",
count );
sent += count;
}
if (count >= 0) { /* last write didn't fail. */
PR_Shutdown(ssl_sock, PR_SHUTDOWN_SEND);
}
/* notify the reader that we're done. */
lockedVars_AddToCount(lv, -1);
return (sent < bigBuf.len) ? SECFailure : SECSuccess;
}
int
handle_fdx_connection( PRFileDesc * ssl_sock, int connection)
{
SECStatus result;
int firstTime = 1;
int countRead = 0;
lockedVars lv;
char *buf;
lockedVars_Init(&lv);
lockedVars_AddToCount(&lv, 1);
/* Attempt to launch the writer thread. */
result = launch_thread(do_writes, ssl_sock, &lv, connection);
if (result != SECSuccess)
goto cleanup;
buf = PR_Malloc(RD_BUF_SIZE);
if (buf) {
do {
/* do reads here. */
PRInt32 count;
count = PR_Recv(ssl_sock, buf, RD_BUF_SIZE, 0, maxInterval);
if (count < 0) {
errWarn("PR_Recv");
break;
}
countRead += count;
FPRINTF(stderr,
"strsclnt: connection %d read %d bytes (%d total).\n",
connection, count, countRead );
if (firstTime) {
firstTime = 0;
printSecurityInfo(ssl_sock);
}
} while (lockedVars_AddToCount(&lv, 0) > 0);
PR_Free(buf);
buf = 0;
}
/* Wait for writer to finish */
lockedVars_WaitForDone(&lv);
lockedVars_Destroy(&lv);
FPRINTF(stderr,
"strsclnt: connection %d read %d bytes total. -----------------------\n",
connection, countRead);
cleanup:
/* Caller closes the socket. */
return SECSuccess;
}
const char request[] = {"GET /abc HTTP/1.0\r\n\r\n" };
SECStatus
handle_connection( PRFileDesc *ssl_sock, int tid)
{
int countRead = 0;
PRInt32 rv;
char *buf;
buf = PR_Malloc(RD_BUF_SIZE);
if (!buf)
return SECFailure;
/* compose the http request here. */
rv = PR_Send(ssl_sock, request, strlen(request), 0, maxInterval);
if (rv <= 0) {
errWarn("PR_Send");
PR_Free(buf);
buf = 0;
failed_already = 1;
return SECFailure;
}
printSecurityInfo(ssl_sock);
/* read until EOF */
while (1) {
rv = PR_Recv(ssl_sock, buf, RD_BUF_SIZE, 0, maxInterval);
if (rv == 0) {
break; /* EOF */
}
if (rv < 0) {
errWarn("PR_Recv");
failed_already = 1;
break;
}
countRead += rv;
FPRINTF(stderr,
"strsclnt: connection on thread %d read %d bytes (%d total).\n",
tid, rv, countRead );
}
PR_Free(buf);
buf = 0;
/* Caller closes the socket. */
FPRINTF(stderr,
"strsclnt: connection on thread %d read %d bytes total. ---------\n",
tid, countRead);
return SECSuccess; /* success */
}
#define USE_SOCK_PEER_ID 1
#ifdef USE_SOCK_PEER_ID
PRInt32 lastFullHandshakePeerID;
void
myHandshakeCallback(PRFileDesc *socket, void *arg)
{
PR_AtomicSet(&lastFullHandshakePeerID, (PRInt32) arg);
}
#endif
/* one copy of this function is launched in a separate thread for each
** connection to be made.
*/
int
do_connects(
void * a,
void * b,
int tid)
{
PRNetAddr * addr = (PRNetAddr *) a;
PRFileDesc * model_sock = (PRFileDesc *) b;
PRFileDesc * ssl_sock = 0;
PRFileDesc * tcp_sock = 0;
PRStatus prStatus;
PRUint32 sleepInterval = 50; /* milliseconds */
SECStatus result;
int rv = SECSuccess;
PRSocketOptionData opt;
retry:
tcp_sock = PR_OpenTCPSocket(addr->raw.family);
if (tcp_sock == NULL) {
errExit("PR_OpenTCPSocket");
}
opt.option = PR_SockOpt_Nonblocking;
opt.value.non_blocking = PR_FALSE;
prStatus = PR_SetSocketOption(tcp_sock, &opt);
if (prStatus != PR_SUCCESS) {
errWarn("PR_SetSocketOption(PR_SockOpt_Nonblocking, PR_FALSE)");
PR_Close(tcp_sock);
return SECSuccess;
}
if (NoDelay) {
opt.option = PR_SockOpt_NoDelay;
opt.value.no_delay = PR_TRUE;
prStatus = PR_SetSocketOption(tcp_sock, &opt);
if (prStatus != PR_SUCCESS) {
errWarn("PR_SetSocketOption(PR_SockOpt_NoDelay, PR_TRUE)");
PR_Close(tcp_sock);
return SECSuccess;
}
}
prStatus = PR_Connect(tcp_sock, addr, PR_INTERVAL_NO_TIMEOUT);
if (prStatus != PR_SUCCESS) {
PRErrorCode err = PR_GetError(); /* save error code */
if (ThrottleUp) {
PRTime now = PR_Now();
PR_Lock(threadLock);
lastConnectFailure = PR_MAX(now, lastConnectFailure);
PR_Unlock(threadLock);
}
if ((err == PR_CONNECT_REFUSED_ERROR) ||
(err == PR_CONNECT_RESET_ERROR) ) {
int connections = numConnected;
PR_Close(tcp_sock);
PR_Lock(threadLock);
if (connections > 2 && active_threads >= connections) {
active_threads = connections - 1;
fprintf(stderr,"active_threads set down to %d\n",
active_threads);
}
PR_Unlock(threadLock);
if (QuitOnTimeout && sleepInterval > 40000) {
fprintf(stderr,
"strsclnt: Client timed out waiting for connection to server.\n");
exit(1);
}
PR_Sleep(PR_MillisecondsToInterval(sleepInterval));
sleepInterval <<= 1;
goto retry;
}
errWarn("PR_Connect");
rv = SECFailure;
goto done;
} else {
if (ThrottleUp) {
PRTime now = PR_Now();
PR_Lock(threadLock);
lastConnectSuccess = PR_MAX(now, lastConnectSuccess);
PR_Unlock(threadLock);
}
}
ssl_sock = SSL_ImportFD(model_sock, tcp_sock);
/* XXX if this import fails, close tcp_sock and return. */
if (!ssl_sock) {
PR_Close(tcp_sock);
return SECSuccess;
}
if (fullhs != NO_FULLHS_PERCENTAGE) {
#ifdef USE_SOCK_PEER_ID
char sockPeerIDString[512];
static PRInt32 sockPeerID = 0; /* atomically incremented */
PRInt32 thisPeerID;
#endif
PRInt32 savid = PR_AtomicIncrement(&globalconid);
PRInt32 conid = 1 + (savid - 1) % 100;
/* don't change peer ID on the very first handshake, which is always
a full, so the session gets stored into the client cache */
if ( (savid != 1) &&
( ( (savid <= total_connections_rounded_down_to_hundreds) &&
(conid <= fullhs) ) ||
(conid*100 <= total_connections_modulo_100*fullhs ) ) )
#ifdef USE_SOCK_PEER_ID
{
/* force a full handshake by changing the socket peer ID */
thisPeerID = PR_AtomicIncrement(&sockPeerID);
} else {
/* reuse previous sockPeerID for restart handhsake */
thisPeerID = lastFullHandshakePeerID;
}
PR_snprintf(sockPeerIDString, sizeof(sockPeerIDString), "ID%d",
thisPeerID);
SSL_SetSockPeerID(ssl_sock, sockPeerIDString);
SSL_HandshakeCallback(ssl_sock, myHandshakeCallback, (void*)thisPeerID);
#else
/* force a full handshake by setting the no cache option */
SSL_OptionSet(ssl_sock, SSL_NO_CACHE, 1);
#endif
}
rv = SSL_ResetHandshake(ssl_sock, /* asServer */ 0);
if (rv != SECSuccess) {
errWarn("SSL_ResetHandshake");
goto done;
}
PR_AtomicIncrement(&numConnected);
if (bigBuf.data != NULL) {
result = handle_fdx_connection( ssl_sock, tid);
} else {
result = handle_connection( ssl_sock, tid);
}
PR_AtomicDecrement(&numConnected);
done:
if (ssl_sock) {
PR_Close(ssl_sock);
} else if (tcp_sock) {
PR_Close(tcp_sock);
}
return SECSuccess;
}
typedef struct {
PRLock* lock;
char* nickname;
CERTCertificate* cert;
SECKEYPrivateKey* key;
void* wincx;
} cert_and_key;
PRBool FindCertAndKey(cert_and_key* Cert_And_Key)
{
if ( (NULL == Cert_And_Key->nickname) || (0 == strcmp(Cert_And_Key->nickname,"none"))) {
return PR_TRUE;
}
Cert_And_Key->cert = CERT_FindUserCertByUsage(CERT_GetDefaultCertDB(),
Cert_And_Key->nickname, certUsageSSLClient,
PR_FALSE, Cert_And_Key->wincx);
if (Cert_And_Key->cert) {
Cert_And_Key->key = PK11_FindKeyByAnyCert(Cert_And_Key->cert, Cert_And_Key->wincx);
}
if (Cert_And_Key->cert && Cert_And_Key->key) {
return PR_TRUE;
} else {
return PR_FALSE;
}
}
PRBool LoggedIn(CERTCertificate* cert, SECKEYPrivateKey* key)
{
if ( (cert->slot) && (key->pkcs11Slot) &&
(PR_TRUE == PK11_IsLoggedIn(cert->slot, NULL)) &&
(PR_TRUE == PK11_IsLoggedIn(key->pkcs11Slot, NULL)) ) {
return PR_TRUE;
}
return PR_FALSE;
}
SECStatus
StressClient_GetClientAuthData(void * arg,
PRFileDesc * socket,
struct CERTDistNamesStr * caNames,
struct CERTCertificateStr ** pRetCert,
struct SECKEYPrivateKeyStr **pRetKey)
{
cert_and_key* Cert_And_Key = (cert_and_key*) arg;
if (!pRetCert || !pRetKey) {
/* bad pointers, can't return a cert or key */
return SECFailure;
}
*pRetCert = NULL;
*pRetKey = NULL;
if (Cert_And_Key && Cert_And_Key->nickname) {
while (PR_TRUE) {
if (Cert_And_Key && Cert_And_Key->lock) {
int timeout = 0;
PR_Lock(Cert_And_Key->lock);
if (Cert_And_Key->cert) {
*pRetCert = CERT_DupCertificate(Cert_And_Key->cert);
}
if (Cert_And_Key->key) {
*pRetKey = SECKEY_CopyPrivateKey(Cert_And_Key->key);
}
PR_Unlock(Cert_And_Key->lock);
if (!*pRetCert || !*pRetKey) {
/* one or both of them failed to copy. Either the source was NULL, or there was
** an out of memory condition. Free any allocated copy and fail */
if (*pRetCert) {
CERT_DestroyCertificate(*pRetCert);
*pRetCert = NULL;
}
if (*pRetKey) {
SECKEY_DestroyPrivateKey(*pRetKey);
*pRetKey = NULL;
}
break;
}
/* now check if those objects are valid */
if ( PR_FALSE == LoggedIn(*pRetCert, *pRetKey) ) {
/* token is no longer logged in, it was removed */
/* first, delete and clear our invalid local objects */
CERT_DestroyCertificate(*pRetCert);
SECKEY_DestroyPrivateKey(*pRetKey);
*pRetCert = NULL;
*pRetKey = NULL;
PR_Lock(Cert_And_Key->lock);
/* check if another thread already logged back in */
if (PR_TRUE == LoggedIn(Cert_And_Key->cert, Cert_And_Key->key)) {
/* yes : try again */
PR_Unlock(Cert_And_Key->lock);
continue;
}
/* this is the thread to retry */
CERT_DestroyCertificate(Cert_And_Key->cert);
SECKEY_DestroyPrivateKey(Cert_And_Key->key);
Cert_And_Key->cert = NULL;
Cert_And_Key->key = NULL;
/* now look up the cert and key again */
while (PR_FALSE == FindCertAndKey(Cert_And_Key) ) {
PR_Sleep(PR_SecondsToInterval(1));
timeout++;
if (timeout>=60) {
printf("\nToken pulled and not reinserted early enough : aborting.\n");
exit(1);
}
}
PR_Unlock(Cert_And_Key->lock);
continue;
/* try again to reduce code size */
}
return SECSuccess;
}
}
*pRetCert = NULL;
*pRetKey = NULL;
return SECFailure;
} else {
/* no cert configured, automatically find the right cert. */
CERTCertificate * cert = NULL;
SECKEYPrivateKey * privkey = NULL;
CERTCertNicknames * names;
int i;
void * proto_win = NULL;
SECStatus rv = SECFailure;
if (Cert_And_Key) {
proto_win = Cert_And_Key->wincx;
}
names = CERT_GetCertNicknames(CERT_GetDefaultCertDB(),
SEC_CERT_NICKNAMES_USER, proto_win);
if (names != NULL) {
for (i = 0; i < names->numnicknames; i++) {
cert = CERT_FindUserCertByUsage(CERT_GetDefaultCertDB(),
names->nicknames[i], certUsageSSLClient,
PR_FALSE, proto_win);
if ( !cert )
continue;
/* Only check unexpired certs */
if (CERT_CheckCertValidTimes(cert, PR_Now(), PR_TRUE) !=
secCertTimeValid ) {
CERT_DestroyCertificate(cert);
continue;
}
rv = NSS_CmpCertChainWCANames(cert, caNames);
if ( rv == SECSuccess ) {
privkey = PK11_FindKeyByAnyCert(cert, proto_win);
if ( privkey )
break;
}
rv = SECFailure;
CERT_DestroyCertificate(cert);
}
CERT_FreeNicknames(names);
}
if (rv == SECSuccess) {
*pRetCert = cert;
*pRetKey = privkey;
}
return rv;
}
}
int
hexchar_to_int(int c)
{
if (((c) >= '0') && ((c) <= '9'))
return (c) - '0';
if (((c) >= 'a') && ((c) <= 'f'))
return (c) - 'a' + 10;
if (((c) >= 'A') && ((c) <= 'F'))
return (c) - 'A' + 10;
failed_already = 1;
return -1;
}
void
client_main(
unsigned short port,
int connections,
cert_and_key* Cert_And_Key,
const char * hostName)
{
PRFileDesc *model_sock = NULL;
int i;
int rv;
PRStatus status;
PRNetAddr addr;
status = PR_StringToNetAddr(hostName, &addr);
if (status == PR_SUCCESS) {
addr.inet.port = PR_htons(port);
} else {
/* Lookup host */
PRAddrInfo *addrInfo;
void *enumPtr = NULL;
addrInfo = PR_GetAddrInfoByName(hostName, PR_AF_UNSPEC,
PR_AI_ADDRCONFIG | PR_AI_NOCANONNAME);
if (!addrInfo) {
SECU_PrintError(progName, "error looking up host");
return;
}
do {
enumPtr = PR_EnumerateAddrInfo(enumPtr, addrInfo, port, &addr);
} while (enumPtr != NULL &&
addr.raw.family != PR_AF_INET &&
addr.raw.family != PR_AF_INET6);
PR_FreeAddrInfo(addrInfo);
if (enumPtr == NULL) {
SECU_PrintError(progName, "error looking up host address");
return;
}
}
/* all suites except RSA_NULL_MD5 are enabled by Domestic Policy */
NSS_SetDomesticPolicy();
/* all the SSL2 and SSL3 cipher suites are enabled by default. */
if (cipherString) {
int ndx;
/* disable all the ciphers, then enable the ones we want. */
disableAllSSLCiphers();
while (0 != (ndx = *cipherString)) {
const char * startCipher = cipherString++;
int cipher = 0;
SECStatus rv;
if (ndx == ':') {
cipher = hexchar_to_int(*cipherString++);
cipher <<= 4;
cipher |= hexchar_to_int(*cipherString++);
cipher <<= 4;
cipher |= hexchar_to_int(*cipherString++);
cipher <<= 4;
cipher |= hexchar_to_int(*cipherString++);
if (cipher <= 0) {
fprintf(stderr, "strsclnt: Invalid cipher value: %-5.5s\n",
startCipher);
failed_already = 1;
return;
}
} else {
if (isalpha(ndx)) {
const int *cptr;
cptr = islower(ndx) ? ssl3CipherSuites : ssl2CipherSuites;
for (ndx &= 0x1f; (cipher = *cptr++) != 0 && --ndx > 0; )
/* do nothing */;
}
if (cipher <= 0) {
fprintf(stderr, "strsclnt: Invalid cipher letter: %c\n",
*startCipher);
failed_already = 1;
return;
}
}
rv = SSL_CipherPrefSetDefault(cipher, PR_TRUE);
if (rv != SECSuccess) {
fprintf(stderr,
"strsclnt: SSL_CipherPrefSetDefault(0x%04x) failed\n",
cipher);
failed_already = 1;
return;
}
}
}
/* configure model SSL socket. */
model_sock = PR_OpenTCPSocket(addr.raw.family);
if (model_sock == NULL) {
errExit("PR_OpenTCPSocket for model socket");
}
model_sock = SSL_ImportFD(NULL, model_sock);
if (model_sock == NULL) {
errExit("SSL_ImportFD");
}
/* do SSL configuration. */
rv = SSL_OptionSet(model_sock, SSL_SECURITY,
!(disableSSL2 && disableSSL3 && disableTLS));
if (rv < 0) {
errExit("SSL_OptionSet SSL_SECURITY");
}
/* disabling SSL2 compatible hellos also disables SSL2 */
rv = SSL_OptionSet(model_sock, SSL_V2_COMPATIBLE_HELLO, !disableSSL2);
if (rv != SECSuccess) {
errExit("error enabling SSLv2 compatible hellos ");
}
rv = SSL_OptionSet(model_sock, SSL_ENABLE_SSL3, !disableSSL3);
if (rv != SECSuccess) {
errExit("error enabling SSLv3 ");
}
rv = SSL_OptionSet(model_sock, SSL_ENABLE_TLS, !disableTLS);
if (rv != SECSuccess) {
errExit("error enabling TLS ");
}
if (bigBuf.data) { /* doing FDX */
rv = SSL_OptionSet(model_sock, SSL_ENABLE_FDX, 1);
if (rv < 0) {
errExit("SSL_OptionSet SSL_ENABLE_FDX");
}
}
if (NoReuse) {
rv = SSL_OptionSet(model_sock, SSL_NO_CACHE, 1);
if (rv < 0) {
errExit("SSL_OptionSet SSL_NO_CACHE");
}
}
if (bypassPKCS11) {
rv = SSL_OptionSet(model_sock, SSL_BYPASS_PKCS11, 1);
if (rv < 0) {
errExit("SSL_OptionSet SSL_BYPASS_PKCS11");
}
}
if (disableLocking) {
rv = SSL_OptionSet(model_sock, SSL_NO_LOCKS, 1);
if (rv < 0) {
errExit("SSL_OptionSet SSL_NO_LOCKS");
}
}
if (enableSessionTickets) {
rv = SSL_OptionSet(model_sock, SSL_ENABLE_SESSION_TICKETS, PR_TRUE);
if (rv != SECSuccess)
errExit("SSL_OptionSet SSL_ENABLE_SESSION_TICKETS");
}
SSL_SetURL(model_sock, hostName);
SSL_AuthCertificateHook(model_sock, mySSLAuthCertificate,
(void *)CERT_GetDefaultCertDB());
SSL_BadCertHook(model_sock, myBadCertHandler, NULL);
SSL_GetClientAuthDataHook(model_sock, StressClient_GetClientAuthData, (void*)Cert_And_Key);
/* I'm not going to set the HandshakeCallback function. */
/* end of ssl configuration. */
init_thread_data();
remaining_connections = total_connections = connections;
total_connections_modulo_100 = total_connections % 100;
total_connections_rounded_down_to_hundreds =
total_connections - total_connections_modulo_100;
if (!NoReuse) {
remaining_connections = 1;
rv = launch_thread(do_connects, &addr, model_sock, 0);
/* wait for the first connection to terminate, then launch the rest. */
reap_threads();
remaining_connections = total_connections - 1 ;
}
if (remaining_connections > 0) {
active_threads = PR_MIN(active_threads, remaining_connections);
/* Start up the threads */
for (i=0;i<active_threads;i++) {
rv = launch_thread(do_connects, &addr, model_sock, i);
}
reap_threads();
}
destroy_thread_data();
PR_Close(model_sock);
}
SECStatus
readBigFile(const char * fileName)
{
PRFileInfo info;
PRStatus status;
SECStatus rv = SECFailure;
int count;
int hdrLen;
PRFileDesc *local_file_fd = NULL;
status = PR_GetFileInfo(fileName, &info);
if (status == PR_SUCCESS &&
info.type == PR_FILE_FILE &&
info.size > 0 &&
NULL != (local_file_fd = PR_Open(fileName, PR_RDONLY, 0))) {
hdrLen = PORT_Strlen(outHeader);
bigBuf.len = hdrLen + info.size;
bigBuf.data = PORT_Malloc(bigBuf.len + 4095);
if (!bigBuf.data) {
errWarn("PORT_Malloc");
goto done;
}
PORT_Memcpy(bigBuf.data, outHeader, hdrLen);
count = PR_Read(local_file_fd, bigBuf.data + hdrLen, info.size);
if (count != info.size) {
errWarn("PR_Read local file");
goto done;
}
rv = SECSuccess;
done:
PR_Close(local_file_fd);
}
return rv;
}
int
main(int argc, char **argv)
{
const char * dir = ".";
const char * fileName = NULL;
char * hostName = NULL;
char * nickName = NULL;
char * tmp = NULL;
int connections = 1;
int exitVal;
int tmpInt;
unsigned short port = 443;
SECStatus rv;
PLOptState * optstate;
PLOptStatus status;
cert_and_key Cert_And_Key;
secuPWData pwdata = { PW_NONE, 0 };
/* Call the NSPR initialization routines */
PR_Init( PR_SYSTEM_THREAD, PR_PRIORITY_NORMAL, 1);
tmp = strrchr(argv[0], '/');
tmp = tmp ? tmp + 1 : argv[0];
progName = strrchr(tmp, '\\');
progName = progName ? progName + 1 : tmp;
optstate = PL_CreateOptState(argc, argv, "23BC:DNP:TUW:c:d:f:in:op:qst:uvw:");
while ((status = PL_GetNextOpt(optstate)) == PL_OPT_OK) {
switch(optstate->option) {
case '2': disableSSL2 = PR_TRUE; break;
case '3': disableSSL3 = PR_TRUE; break;
case 'B': bypassPKCS11 = PR_TRUE; break;
case 'C': cipherString = optstate->value; break;
case 'D': NoDelay = PR_TRUE; break;
case 'N': NoReuse = 1; break;
case 'P': fullhs = PORT_Atoi(optstate->value); break;
case 'T': disableTLS = PR_TRUE; break;
case 'U': ThrottleUp = PR_TRUE; break;
case 'c': connections = PORT_Atoi(optstate->value); break;
case 'd': dir = optstate->value; break;
case 'f': fileName = optstate->value; break;
case 'i': ignoreErrors = PR_TRUE; break;
case 'n': nickName = PL_strdup(optstate->value); break;
case 'o': MakeCertOK++; break;
case 'p': port = PORT_Atoi(optstate->value); break;
case 'q': QuitOnTimeout = PR_TRUE; break;
case 's': disableLocking = PR_TRUE; break;
case 't':
tmpInt = PORT_Atoi(optstate->value);
if (tmpInt > 0 && tmpInt < MAX_THREADS)
max_threads = active_threads = tmpInt;
break;
case 'u': enableSessionTickets = PR_TRUE; break;
case 'v': verbose++; break;
case 'w':
pwdata.source = PW_PLAINTEXT;
pwdata.data = PL_strdup(optstate->value);
break;
case 'W':
pwdata.source = PW_FROMFILE;
pwdata.data = PL_strdup(optstate->value);
break;
case 0: /* positional parameter */
if (hostName) {
Usage(progName);
}
hostName = PL_strdup(optstate->value);
break;
default:
case '?':
Usage(progName);
break;
}
}
PL_DestroyOptState(optstate);
if (!hostName || status == PL_OPT_BAD)
Usage(progName);
if (fullhs!= NO_FULLHS_PERCENTAGE && (fullhs < 0 || fullhs>100 || NoReuse) )
Usage(progName);
if (port == 0)
Usage(progName);
if (fileName)
readBigFile(fileName);
PK11_SetPasswordFunc(SECU_GetModulePassword);
tmp = PR_GetEnv("NSS_DEBUG_TIMEOUT");
if (tmp && tmp[0]) {
int sec = PORT_Atoi(tmp);
if (sec > 0) {
maxInterval = PR_SecondsToInterval(sec);
}
}
/* Call the NSS initialization routines */
rv = NSS_Initialize(dir, "", "", SECMOD_DB, NSS_INIT_READONLY);
if (rv != SECSuccess) {
fputs("NSS_Init failed.\n", stderr);
exit(1);
}
ssl3stats = SSL_GetStatistics();
Cert_And_Key.lock = PR_NewLock();
Cert_And_Key.nickname = nickName;
Cert_And_Key.wincx = &pwdata;
Cert_And_Key.cert = NULL;
Cert_And_Key.key = NULL;
if (PR_FALSE == FindCertAndKey(&Cert_And_Key)) {
if (Cert_And_Key.cert == NULL) {
fprintf(stderr, "strsclnt: Can't find certificate %s\n", Cert_And_Key.nickname);
exit(1);
}
if (Cert_And_Key.key == NULL) {
fprintf(stderr, "strsclnt: Can't find Private Key for cert %s\n",
Cert_And_Key.nickname);
exit(1);
}
}
client_main(port, connections, &Cert_And_Key, hostName);
/* clean up */
if (Cert_And_Key.cert) {
CERT_DestroyCertificate(Cert_And_Key.cert);
}
if (Cert_And_Key.key) {
SECKEY_DestroyPrivateKey(Cert_And_Key.key);
}
PR_DestroyLock(Cert_And_Key.lock);
if (pwdata.data) {
PL_strfree(pwdata.data);
}
if (Cert_And_Key.nickname) {
PL_strfree(Cert_And_Key.nickname);
}
PL_strfree(hostName);
/* some final stats. */
if (ssl3stats->hsh_sid_cache_hits +
ssl3stats->hsh_sid_cache_misses +
ssl3stats->hsh_sid_cache_not_ok +
ssl3stats->hsh_sid_stateless_resumes == 0) {
/* presumably we were testing SSL2. */
printf("strsclnt: SSL2 - %d server certificates tested.\n",
certsTested);
} else {
printf(
"strsclnt: %ld cache hits; %ld cache misses, %ld cache not reusable\n"
" %ld stateless resumes\n",
ssl3stats->hsh_sid_cache_hits,
ssl3stats->hsh_sid_cache_misses,
ssl3stats->hsh_sid_cache_not_ok,
ssl3stats->hsh_sid_stateless_resumes);
}
if (!NoReuse) {
if (enableSessionTickets)
exitVal = (ssl3stats->hsh_sid_stateless_resumes == 0);
else
exitVal = (ssl3stats->hsh_sid_cache_misses > 1) ||
(ssl3stats->hsh_sid_stateless_resumes != 0);
if (!exitVal)
exitVal = (ssl3stats->hsh_sid_cache_not_ok != 0) ||
(certsTested > 1);
} else {
printf("strsclnt: NoReuse - %d server certificates tested.\n",
certsTested);
if (ssl3stats->hsh_sid_cache_hits +
ssl3stats->hsh_sid_cache_misses +
ssl3stats->hsh_sid_cache_not_ok +
ssl3stats->hsh_sid_stateless_resumes > 0) {
exitVal = (ssl3stats->hsh_sid_cache_misses != connections) ||
(ssl3stats->hsh_sid_stateless_resumes != 0) ||
(certsTested != connections);
} else { /* ssl2 connections */
exitVal = (certsTested != connections);
}
}
exitVal = ( exitVal || failed_already );
SSL_ClearSessionCache();
if (NSS_Shutdown() != SECSuccess) {
printf("strsclnt: NSS_Shutdown() failed.\n");
exit(1);
}
PR_Cleanup();
return exitVal;
}
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