pegasus/src/Pegasus/Common/SSLContext.cpp - diff

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Diff for /pegasus/src/Pegasus/Common/SSLContext.cpp between version 1.9 and 1.31

version 1.9, 2002/09/06 00:19:38

version 1.31, 2004/06/30 15:09:53

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//%/////////////////////////////////////////////////////////////////////////////

//%2003////////////////////////////////////////////////////////////////////////

// The Open Group, Tivoli Systems

// Company, L. P., IBM Corp., The Open Group, Tivoli Systems.

// IBM Corp.; EMC Corporation, The Open Group.

// Permission is hereby granted, free of charge, to any person obtaining a copy

// of this software and associated documentation files (the "Software"), to

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// Modified By: Nag Boranna, Hewlett-Packard Company (nagaraja_boranna@hp.com)

// Roger Kumpf, Hewlett-Packard Company (roger_kumpf@hp.com)

// Sushma Fernandes, Hewlett-Packard Company (sushma_fernandes@hp.com)

// Heather Sterling, IBM (hsterl@us.ibm.com)

//%/////////////////////////////////////////////////////////////////////////////

#ifdef PEGASUS_HAS_SSL

#define OPENSSL_NO_KRB5 1

#include <openssl/err.h>

#include <openssl/ssl.h>

#include <openssl/rand.h>

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#include <Pegasus/Common/Destroyer.h>

#include <Pegasus/Common/Socket.h>

#include <Pegasus/Common/Tracer.h>

#include <Pegasus/Common/FileSystem.h>

#include <time.h>

#include <Pegasus/Common/MessageLoader.h> //l10n

#include "SSLContext.h"

#include "SSLContextRep.h"

typedef struct Timestamp

{

char year[4];

char month[2];

char day[2];

char hour[2];

char minutes[2];

char seconds[2];

char dot;

char microSeconds[6];

char plusOrMinus;

char utcOffset[3];

char padding[3];

} Timestamp_t;

PEGASUS_USING_STD;

PEGASUS_NAMESPACE_BEGIN

// switch on if 'server needs certified client'

//#define CLIENT_CERTIFY

// use the following definitions only if SSL is available

#ifdef PEGASUS_HAS_SSL

// Mutex for SSL locks.

Mutex* SSLContextRep::_sslLocks = 0;

// Mutex for _countRep.

Mutex SSLContextRep::_countRepMutex;

// Initialise _count for SSLContextRep objects.

int SSLContextRep::_countRep = 0;

// certificate handling routine

// Convert ASN1_UTCTIME to CIMDateTime

CIMDateTime getDateTime(const ASN1_UTCTIME *utcTime)

{

struct tm time;

int offset;

Timestamp_t timeStamp;

char tempString[80];

char plusOrMinus = '+';

// ATTN-RK-20020905: This global variable is unsafe with multiple SSL contexts

memset(&time, '\0', sizeof(time));

SSLCertificateVerifyFunction* verify_certificate;

static int cert_verify(SSL_CTX *ctx, const char *cert_file, const char *key_file)

#define g2(p) ( ( (p)[0] - '0' ) * 10 + (p)[1] - '0' )

{

PEG_METHOD_ENTER(TRC_SSL, "cert_verify()");

if (cert_file != NULL)

time.tm_year = g2(utcTime->data);

{

if (SSL_CTX_use_certificate_file(ctx,cert_file,SSL_FILETYPE_PEM) <=0)

if(time.tm_year < 50)

{

PEG_TRACE_STRING(TRC_SSL, Tracer::LEVEL4,

time.tm_year += 100;

"---> SSL: no certificate found in " + String(cert_file));

PEG_METHOD_EXIT();

return 0;

}

if (key_file == NULL) key_file=cert_file;

time.tm_mon = g2(utcTime->data + 2) - 1;

if (SSL_CTX_use_PrivateKey_file(ctx,key_file,SSL_FILETYPE_PEM) <= 0)

time.tm_mday = g2(utcTime->data + 4);

time.tm_hour = g2(utcTime->data + 6);

time.tm_min = g2(utcTime->data + 8);

time.tm_sec = g2(utcTime->data + 10);

if(utcTime->data[12] == 'Z')

{

PEG_TRACE_STRING(TRC_SSL, Tracer::LEVEL4,

offset = 0;

"---> SSL: no private key found in " + String(key_file));

PEG_METHOD_EXIT();

return 0;

}

else

if (!SSL_CTX_check_private_key(ctx))

{

PEG_TRACE_STRING(TRC_SSL, Tracer::LEVEL4,

offset = g2(utcTime->data + 13) * 60 + g2(utcTime->data + 15);

"---> SSL: Private and public key do not match");

if(utcTime->data[12] == '-')

PEG_METHOD_EXIT();

{

return 0;

plusOrMinus = '-';

}

PEG_METHOD_EXIT();

#undef g2

return -1;

int year = 1900;

memset((void *)&timeStamp, 0, sizeof(Timestamp_t));

// Format the date.

sprintf((char *) &timeStamp,"%04d%02d%02d%02d%02d%02d.%06d%04d",

year + time.tm_year,

time.tm_mon + 1,

time.tm_mday,

time.tm_hour,

time.tm_min,

time.tm_sec,

offset);

timeStamp.plusOrMinus = plusOrMinus;

CIMDateTime dateTime;

dateTime.clear();

strcpy(tempString, (char *)&timeStamp);

dateTime.set(tempString);

return (dateTime);

}

static int prepareForCallback(int preverifyOk, X509_STORE_CTX *ctx)

// Callback function that is called by the OpenSSL library. This function

// extracts X509 certficate information and pass that on to client application

// callback function.

int prepareForCallback(int preVerifyOk, X509_STORE_CTX *ctx)

{

PEG_METHOD_ENTER(TRC_SSL, "prepareForCallback()");

char buf[256];

X509 *err_cert;

X509 *currentCert;

int err;

SSL *ssl;

int depth;

int verifyError = X509_V_OK;

String subjectName;

String issuerName;

int verify_depth = 0;

int verify_error = X509_V_OK;

err_cert = X509_STORE_CTX_get_current_cert(ctx);

err = X509_STORE_CTX_get_error(ctx);

// get the verification callback info specific to each SSL connection

ssl = (SSL*) X509_STORE_CTX_get_ex_data(ctx, SSL_get_ex_data_X509_STORE_CTX_idx());

SSLCallbackInfo* exData = (SSLCallbackInfo*) SSL_get_ex_data(ssl, SSL_CALLBACK_INDEX);

depth = X509_STORE_CTX_get_error_depth(ctx);

// If the SSLContext does not have an additional callback

// simply return the preverification error.

// We do not need to go through the additional steps.

if (exData->verifyCertificateCallback == NULL)

{

return (preVerifyOk);

}

//FUTURE: Not sure what to do with these...?

//ssl = X509_STORE_CTX_get_ex_data(ctx, SSL_get_ex_data_X509_STORE_CTX_idx());

// get the current certificate

//mydata = SSL_get_ex_data(ssl, mydata_index);

currentCert = X509_STORE_CTX_get_current_cert(ctx);

X509_NAME_oneline(X509_get_subject_name(err_cert), buf, 256);

subjectName = String(buf);

// get the default verification error code

int errorCode = X509_STORE_CTX_get_error(ctx);

if (verify_depth >= depth)

{

// get the depth of certificate chain

preverifyOk = 1;

verify_error = X509_V_OK;

int depth = X509_STORE_CTX_get_error_depth(ctx);

}

else

{

// get the version on the certificate

preverifyOk = 0;

verify_error = X509_V_ERR_CERT_CHAIN_TOO_LONG;

long version = X509_get_version(currentCert);

X509_STORE_CTX_set_error(ctx, verify_error);

}

// get the serial number of the certificate

long serialNumber = ASN1_INTEGER_get(X509_get_serialNumber(currentCert));

// get the validity of the certificate

CIMDateTime notBefore = getDateTime(X509_get_notBefore(currentCert));

CIMDateTime notAfter = getDateTime(X509_get_notAfter(currentCert));

if (!preverifyOk)

// get the subject name on the certificate

X509_NAME_oneline(X509_get_subject_name(currentCert), buf, 256);

String subjectName = String(buf);

// get the default verification error string

String errorStr = String(X509_verify_cert_error_string(errorCode));

// log the error string if the default verification was failed

if (!preVerifyOk)

{

PEG_TRACE_STRING(TRC_SSL, Tracer::LEVEL4,

"---> SSL: verify error: " + String(X509_verify_cert_error_string(err)));

"---> SSL: certificate default verification error: " + errorStr);

}

if (!preverifyOk && (err == X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT))

// get the issuer name on the certificate

if (!preVerifyOk && (errorCode == X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT))

{

X509_NAME_oneline(X509_get_issuer_name(ctx->current_cert), buf, 256);

issuerName = String(buf);

}

else

{

X509_NAME_oneline(X509_get_issuer_name(err_cert), buf, 256);

X509_NAME_oneline(X509_get_issuer_name(currentCert), buf, 256);

issuerName = String(buf);

}

String issuerName = String(buf);

// SSLCertificateInfo certInfo(subjectName, issuerName, version, serialNumber,

// notBefore, notAfter, depth, errorCode, errorStr, preVerifyOk);

exData->_peerCertificate = new SSLCertificateInfo(subjectName, issuerName, version, serialNumber,

notBefore, notAfter, depth, errorCode, errorStr, preVerifyOk);

// Call the verify_certificate() callback

// Call the application callback.

// Note that the verification result does not automatically get set to X509_V_OK if the callback is successful.

// This is because OpenSSL retains the original default error in case we want to use it later.

// To set the error, we could use X509_STORE_CTX_set_error(ctx, verifyError); but there is no real benefit to doing that here.

SSLCertificateInfo certInfo(subjectName, issuerName, depth, err);

if (exData->verifyCertificateCallback(*exData->_peerCertificate))//certInfo))

{

Tracer::trace(TRC_SSL, Tracer::LEVEL4,

"--> SSL: verifyCertificateCallback() returned X509_V_OK");

if (verify_certificate(certInfo))

PEG_METHOD_EXIT();

return 1;

}

else // verification failed, handshake will be immediately terminated

{

preverifyOk = 1;

Tracer::trace(TRC_SSL, Tracer::LEVEL4,

"--> SSL: verifyCertificateCallback() returned error %d", exData->_peerCertificate->getErrorCode());

PEG_METHOD_EXIT();

return 0;

}

//delete certInfo;

// Implement OpenSSL locking callback.

void pegasus_locking_callback( int mode,

int type,

const char* file,

int line)

{

// Check whether the mode is lock or unlock.

// ATTN-NB-03-05102002: Overriding the default verification result, may

if ( mode & CRYPTO_LOCK )

// need to be changed to make it more generic.

if (preverifyOk)

{

X509_STORE_CTX_set_error(ctx, verify_error);

/*Tracer::trace(TRC_SSL, Tracer::LEVEL4,

"Now locking for %d", pegasus_thread_self());*/

SSLContextRep::_sslLocks[type].lock( pegasus_thread_self() );

}

else

{

/*Tracer::trace(TRC_SSL, Tracer::LEVEL4,

"Now unlocking for %d", pegasus_thread_self());*/

SSLContextRep::_sslLocks[type].unlock( );

}

PEG_METHOD_EXIT();

return(preverifyOk);

// Initialize OpenSSL Locking and id callbacks.

void SSLContextRep::init_ssl()

{

// Allocate Memory for _sslLocks. SSL locks needs to be able to handle

// up to CRYPTO_num_locks() different mutex locks.

PEG_TRACE_STRING(TRC_SSL, Tracer::LEVEL4,

"Initialized SSL callback.");

_sslLocks= new Mutex[CRYPTO_num_locks()];

// Set the ID callback. The ID callback returns a thread ID.

CRYPTO_set_id_callback((unsigned long (*)())pegasus_thread_self);

// Set the locking callback to pegasus_locking_callback.

CRYPTO_set_locking_callback((void (*)(int,int,const char *,int))pegasus_locking_callback);

}

// Free OpenSSL Locking and id callbacks.

void SSLContextRep::free_ssl()

{

// Cleanup _sslLocks and set locking & id callback to NULL.

CRYPTO_set_locking_callback(NULL);

CRYPTO_set_id_callback (NULL);

PEG_TRACE_STRING(TRC_SSL, Tracer::LEVEL4,

"Freed SSL callback.");

delete []_sslLocks;

}

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// For the OSs that don't have /dev/random device file,

// must enable PEGASUS_SSL_RANDOMFILE flag.

// CIM clients must specify a SSL random file and also

SSLContextRep::SSLContextRep(

// set isCIMClient to true. However, CIMserver does not

const String& trustStore,

// seem to care the Random seed and /dev/random.

const String& certPath,

const String& keyPath,

SSLContextRep::SSLContextRep(const String& certPath,

SSLCertificateVerifyFunction* verifyCert,

const String& randomFile,

Boolean trustStoreAutoUpdate,

Boolean isCIMClient)

String trustStoreUserName,

const String& randomFile)

{

PEG_METHOD_ENTER(TRC_SSL, "SSLContextRep::SSLContextRep()");

_certPath = certPath.getCString();

_trustStore = trustStore;

verify_certificate = verifyCert;

_certPath = certPath;

_keyPath = keyPath;

// load SSL library

SSL_load_error_strings();

SSL_library_init();

#ifdef PEGASUS_SSL_RANDOMFILE

_certificateVerifyFunction = verifyCert;

_trustStoreAutoUpdate = trustStoreAutoUpdate;

_trustStoreUserName = trustStoreUserName;

// We will only need SSL Random Seed for CIM Clients

// If a truststore and/or peer verification function is specified, enable peer verification

if (isCIMClient)

if (trustStore != String::EMPTY || verifyCert != NULL)

{

long seedNumber;

_verifyPeer = true;

}

else

{

_verifyPeer = false;

}

// Initialise OpenSSL 0.9.5 random number generator.

// Initialiaze SSL callbacks and increment the SSLContextRep object _counter.

if ( randomFile != String::EMPTY )

_countRepMutex.lock(pegasus_thread_self());

try

{

int ret = RAND_load_file(randomFile.getCString(), -1);

Tracer::trace(TRC_SSL, Tracer::LEVEL4,

if ( ret < 0 )

"Value of Countrep in constructor %d", _countRep);

if ( _countRep == 0 )

{

PEG_METHOD_EXIT();

init_ssl();

throw( SSLException("RAND_load_file - failed"));

}

// Will do more seeding

// load SSL library

srandom((unsigned int)time(NULL)); // Initialize

Tracer::trace(TRC_SSL, Tracer::LEVEL4,

seedNumber = random();

"Before calling SSL_load_error_strings %d", pegasus_thread_self());

RAND_seed((unsigned char *) &seedNumber, sizeof(seedNumber));

SSL_load_error_strings();

Tracer::trace(TRC_SSL, Tracer::LEVEL4,

"After calling SSL_load_error_strings %d", pegasus_thread_self());

Tracer::trace(TRC_SSL, Tracer::LEVEL4,

"Before calling SSL_library_init %d", pegasus_thread_self());

SSL_library_init();

Tracer::trace(TRC_SSL, Tracer::LEVEL4,

"After calling SSL_library_init %d", pegasus_thread_self());

int seedRet = RAND_status();

if ( seedRet == 0 )

{

PEG_TRACE_STRING(TRC_SSL, Tracer::LEVEL4,

"Not enough data , RAND_status = " + seedRet );

PEG_METHOD_EXIT();

throw( SSLException("RAND_seed - Not enough seed data "));

}

else

catch(...)

{

PEG_METHOD_EXIT();

_countRepMutex.unlock();

throw( SSLException("Random seed file required"));

throw;

}

_countRep++;

_countRepMutex.unlock();

#endif // end of PEGASUS_SSL_RANDOMFILE

_randomInit(randomFile);

_sslContext = _makeSSLContext();

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{

PEG_METHOD_ENTER(TRC_SSL, "SSLContextRep::SSLContextRep()");

_trustStore = sslContextRep._trustStore;

_certPath = sslContextRep._certPath;

// ATTN: verify_certificate is set implicitly in global variable

_keyPath = sslContextRep._keyPath;

_verifyPeer = sslContextRep._verifyPeer;

_trustStoreAutoUpdate = sslContextRep._trustStoreAutoUpdate;

_trustStoreUserName = sslContextRep._trustStoreUserName;

_certificateVerifyFunction = sslContextRep._certificateVerifyFunction;

_randomFile = sslContextRep._randomFile;

_isCIMClient = sslContextRep._isCIMClient;

_sslContext = _makeSSLContext();

// Initialiaze SSL callbacks and increment the SSLContextRep object _counter.

_countRepMutex.lock(pegasus_thread_self());

try

{

Tracer::trace(TRC_SSL, Tracer::LEVEL4,

"Value of Countrep in copy constructor %d", _countRep);

if ( _countRep == 0 )

{

init_ssl();

}

catch(...)

{

_countRepMutex.unlock();

throw;

}

_countRep++;

_countRepMutex.unlock();

_sslContext = _makeSSLContext();

PEG_METHOD_EXIT();

}

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SSL_CTX_free(_sslContext);

// Decrement the SSLContextRep object _counter.

_countRepMutex.lock(pegasus_thread_self());

_countRep--;

// Free SSL locks if no instances of SSLContextRep exist.

try

{

Tracer::trace(TRC_SSL, Tracer::LEVEL4,

"Value of Countrep in destructor %d", _countRep);

if ( _countRep == 0 )

{

free_ssl();

}

catch(...)

{

_countRepMutex.unlock();

throw;

}

_countRepMutex.unlock();

PEG_METHOD_EXIT();

}

// initialize OpenSSL's PRNG

void SSLContextRep::_randomInit(const String& randomFile)

{

PEG_METHOD_ENTER(TRC_SSL, "SSLContextRep::_randomInit()");

Boolean ret;

int retVal = 0;

const int DEV_RANDOM_BYTES = 64; /* how many bytes to read */

const String devRandom = "/dev/random"; /* random device name */

const String devUrandom = "/dev/urandom"; /* pseudo-random device name */

#ifdef PEGASUS_SSL_DEVRANDOM

if ( FileSystem::exists(devRandom) )

{

while ( RAND_status() == 0 )

{

// Always attempt to seed from good entropy sources, first

// try /dev/random

retVal = RAND_load_file(devRandom.getCString(), DEV_RANDOM_BYTES);

if (retVal <= 0)

{

break;

}

if ( FileSystem::exists(devUrandom) )

{

while ( RAND_status() == 0 )

{

// If there isn't /dev/random try /dev/urandom

retVal = RAND_load_file(devUrandom.getCString(), DEV_RANDOM_BYTES);

if (retVal <= 0)

{

break;

}

#endif /* PEGASUS_SSL_DEVRANDOM */

#ifdef PEGASUS_SSL_RANDOMFILE

if ( RAND_status() == 0 )

{

// Initialise OpenSSL random number generator.

if ( randomFile == String::EMPTY )

{

PEG_TRACE_STRING(TRC_SSL, Tracer::LEVEL4,

"Random seed file is required.");

PEG_METHOD_EXIT();

//l10n

//throw( SSLException("Random seed file required"));

MessageLoaderParms parms("Common.SSLContext.RANDOM_SEED_FILE_REQUIRED",

"Random seed file required");

throw SSLException(parms);

}

// Try the given random seed file

ret = FileSystem::exists(randomFile);

if( ret )

{

retVal = RAND_load_file(randomFile.getCString(), -1);

if ( retVal < 0 )

{

PEG_TRACE_STRING(TRC_SSL, Tracer::LEVEL4,

"Not enough seed data in seed file: " + randomFile);

PEG_METHOD_EXIT();

//l10n

// do not put in $0 in default message, but pass in filename for bundle message

//throw( SSLException("Not enough seed data in random seed file."));

MessageLoaderParms parms("Common.SSLContext.NOT_ENOUGH_SEED_DATA_IN_FILE",

"Not enough seed data in random seed file.",

randomFile);

throw SSLException(parms);

}

else

{

PEG_TRACE_STRING(TRC_SSL, Tracer::LEVEL4,

"seed file - " + randomFile + " does not exist.");

PEG_METHOD_EXIT();

//l10n

//throw( SSLException("Seed file '" + randomFile + "' does not exist."));

MessageLoaderParms parms("Common.SSLContext.SEED_FILE_DOES_NOT_EXIST",

"Seed file '$0' does not exist.",

randomFile);

throw SSLException(parms);

}

if ( RAND_status() == 0 )

{

// Try to do more seeding

long seedNumber;

#if defined(PEGASUS_PLATFORM_WIN32_IX86_MSVC)

srand((unsigned int)time(NULL)); // Initialize

seedNumber = rand();

#else

srandom((unsigned int)time(NULL)); // Initialize

seedNumber = random();

#endif

RAND_seed((unsigned char *) &seedNumber, sizeof(seedNumber));

int seedRet = RAND_status();

if ( seedRet == 0 )

{

PEG_TRACE_STRING(TRC_SSL, Tracer::LEVEL4,

"Not enough seed data in random seed file, RAND_status = " +

seedRet);

PEG_METHOD_EXIT();

//l10n 485

// do not put in $0 in default message, but pass in filename for bundle message

//throw( SSLException("Not enough seed data in random seed file."));

MessageLoaderParms parms("Common.SSLContext.NOT_ENOUGH_SEED_DATA_IN_FILE",

"Not enough seed data in random seed file.",

randomFile);

throw SSLException(parms);

}

#endif /* PEGASUS_SSL_RANDOMFILE */

int seedRet = RAND_status();

if ( seedRet == 0 )

{

PEG_TRACE_STRING(TRC_SSL, Tracer::LEVEL4,

"Not enough seed data , RAND_status = " + seedRet );

PEG_METHOD_EXIT();

//l10n

//throw( SSLException("Not enough seed data."));

MessageLoaderParms parms("Common.SSLContext.NOT_ENOUGH_SEED_DATA",

"Not enough seed data.");

throw SSLException(parms);

}

PEG_METHOD_EXIT();

}

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if (!( sslContext = SSL_CTX_new(SSLv23_method()) ))

{

PEG_METHOD_EXIT();

throw( SSLException("Could not get SSL CTX"));

//l10n

//throw( SSLException("Could not get SSL CTX"));

MessageLoaderParms parms("Common.SSLContext.COULD_NOT_GET",

"Could not get SSL CTX");

throw SSLException(parms);

}

#ifdef PEGASUS_OS_HPUX

#ifdef PEGASUS_SSL_WEAKENCRYPTION

if (!(SSL_CTX_set_cipher_list(sslContext, SSL_TXT_EXP40)))

if (!(SSL_CTX_set_cipher_list(sslContext, SSL_TXT_EXP40))){

throw( SSLException("Could not set the cipher list"));

//l10n

//throw( SSLException("Could not set the cipher list"));

MessageLoaderParms parms("Common.SSLContext.COULD_NOT_SET_CIPHER_LIST",

"Could not set the cipher list");

throw SSLException(parms);

}

#endif

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SSL_CTX_set_quiet_shutdown(sslContext, 1);

SSL_CTX_set_mode(sslContext, SSL_MODE_AUTO_RETRY);

SSL_CTX_set_options(sslContext,SSL_OP_ALL);

SSL_CTX_set_session_cache_mode(sslContext, SSL_SESS_CACHE_OFF);

#ifdef CLIENT_CERTIFY

if (_verifyPeer)

SSL_CTX_set_verify(sslContext, SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE,

prepareForCallback);

#else

if (verifyCert != NULL)

{

//ATTN: We might still need a flag to specify SSL_VERIFY_FAIL_IF_NO_PEER_CERT

// If SSL_VERIFY_FAIL_IF_NO_PEER_CERT is ON, SSL will immediately be terminated

// if the client sends no certificate or sends an untrusted certificate. The

// callback function is not called in this case; the handshake is simply terminated.

// This value has NO effect in from a client perspective

if (_certificateVerifyFunction != NULL)

{

PEG_TRACE_STRING(TRC_SSL, Tracer::LEVEL3,

"---> SSL: certificate verification callback specified");

SSL_CTX_set_verify(sslContext,

SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE, prepareForCallback);

}

#endif

else

{

PEG_TRACE_STRING(TRC_SSL, Tracer::LEVEL3, "---> SSL: Trust Store specified");

SSL_CTX_set_verify(sslContext,

SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE | SSL_VERIFY_FAIL_IF_NO_PEER_CERT,

prepareForCallback);

}

else

{

PEG_TRACE_STRING(TRC_SSL, Tracer::LEVEL3,

"---> SSL: Trust Store and certificate verification callback are NOT specified");

SSL_CTX_set_verify(sslContext, SSL_VERIFY_NONE, NULL);

}

// Check if there is CA certificate file or directory specified. If specified,

// and is not empty, load the certificates from the Trust store.

if (_trustStore != String::EMPTY)

{

// The truststore may be a single file of CA certificates OR

// a directory containing multiple CA certificates.

// Check which one it is, and call the load_verify_locations function

// with the appropriate parameter. Note: It is possible to have both

// options, in which case the CA file takes precedence over the CA path.

// However, since there is currently only one trust parameter to the

// SSL functions, only allow one choice here.

if (FileSystem::isDirectory(_trustStore))

{

PEG_TRACE_STRING(TRC_SSL, Tracer::LEVEL3,

"---> SSL: Truststore is a directory");

// load certificates from the trust store

PEG_TRACE_STRING(TRC_SSL, Tracer::LEVEL2,

"---> SSL: Loading certificates from the trust store: " + _trustStore);

if ((!SSL_CTX_load_verify_locations(sslContext, NULL, _trustStore.getCString())) ||

(!SSL_CTX_set_default_verify_paths(sslContext)))

{

PEG_TRACE_STRING(TRC_SSL, Tracer::LEVEL2,

"---> SSL: Could not load certificates from the trust store: " + _trustStore);

//l10n

MessageLoaderParms parms("Common.SSLContext.COULD_NOT_LOAD_CERTIFICATES",

"Could not load certificates in to trust store.");

PEG_METHOD_EXIT();

throw SSLException(parms);

}

else if (FileSystem::exists(_trustStore))

{

PEG_TRACE_STRING(TRC_SSL, Tracer::LEVEL3,

"---> SSL: Truststore is a file");

// Get size of the trust store file:

Uint32 fileSize = 0;

FileSystem::getFileSize(_trustStore, fileSize);

if (fileSize > 0)

{

// load certificates from the trust store

PEG_TRACE_STRING(TRC_SSL, Tracer::LEVEL2,

"---> SSL: Loading certificates from the trust store: " + _trustStore);

if ((!SSL_CTX_load_verify_locations(sslContext, _trustStore.getCString(), NULL)) ||

(!SSL_CTX_set_default_verify_paths(sslContext)))

{

PEG_TRACE_STRING(TRC_SSL, Tracer::LEVEL2,

"---> SSL: Could not load certificates from the trust store: " + _trustStore);

//l10n

MessageLoaderParms parms("Common.SSLContext.COULD_NOT_LOAD_CERTIFICATES",

"Could not load certificates in to trust store.");

PEG_METHOD_EXIT();

throw SSLException(parms);

}

else

{

// no certificates found in the trust store

PEG_TRACE_STRING(TRC_SSL, Tracer::LEVEL2,

"---> SSL: No certificates to load from the trust store: " + _trustStore);

}

Boolean keyLoaded = false;

// Check if there is a certificate file (file containing server

// certificate) specified. If specified, validate and load the

// certificate.

if (_certPath != String::EMPTY)

{

// load the specified server certificates

PEG_TRACE_STRING(TRC_SSL, Tracer::LEVEL2,

"---> SSL: Loading server certificate from: " + _certPath);

if (SSL_CTX_use_certificate_file(sslContext,

_certPath.getCString(), SSL_FILETYPE_PEM) <=0)

{

PEG_TRACE_STRING(TRC_SSL, Tracer::LEVEL2,

"---> SSL: No server certificate found in " + _certPath);

MessageLoaderParms parms("Common.SSLContext.COULD_NOT_GET_SERVER_CERTIFICATE",

"Could not get server certificate.");

PEG_METHOD_EXIT();

throw SSLException(parms);

}

// check certificate given to me

// If there is no key file (file containing server

// private key) specified, then try loading the key from the certificate file.

// As of 2.4, if a keyfile is specified, its location is verified during server

// startup and will throw an error if the path is invalid.

if (_keyPath == String::EMPTY)

{

PEG_TRACE_STRING(TRC_SSL, Tracer::LEVEL2,

"---> SSL: loading private key from: " + _certPath);

// load the private key and check for validity

if (!_verifyPrivateKey(sslContext, _certPath))

{

MessageLoaderParms parms("Common.SSLContext.COULD_NOT_GET_PRIVATE_KEY",

"Could not get private key.");

PEG_METHOD_EXIT();

throw SSLException(parms);

}

keyLoaded = true;

}

if (!cert_verify(sslContext, _certPath, _certPath))

// Check if there is a key file (file containing server

// private key) specified and the key was not already loaded.

// If specified, validate and load the key.

if (_keyPath != String::EMPTY && !keyLoaded)

{

PEG_TRACE_STRING(TRC_SSL, Tracer::LEVEL2,

"---> SSL: loading private key from: " + _keyPath);

// load given private key and check for validity

if (!_verifyPrivateKey(sslContext, _keyPath))

{

MessageLoaderParms parms("Common.SSLContext.COULD_NOT_GET_PRIVATE_KEY",

"Could not get private key.");

PEG_METHOD_EXIT();

throw( SSLException("Could not get certificate and/or private key"));

throw SSLException(parms);

}

keyLoaded = true;

}

PEG_METHOD_EXIT();

return sslContext;

}

Boolean SSLContextRep::_verifyPrivateKey(SSL_CTX *ctx, const String& keyPath)

{

PEG_METHOD_ENTER(TRC_SSL, "_verifyPrivateKey()");

if (SSL_CTX_use_PrivateKey_file(ctx, keyPath.getCString(), SSL_FILETYPE_PEM) <= 0)

{

PEG_TRACE_STRING(TRC_SSL, Tracer::LEVEL2,

"---> SSL: no private key found in " + String(keyPath));

PEG_METHOD_EXIT();

return false;

}

if (!SSL_CTX_check_private_key(ctx))

{

PEG_TRACE_STRING(TRC_SSL, Tracer::LEVEL2,

"---> SSL: Private and public key do not match");

PEG_METHOD_EXIT();

return false;

}

PEG_METHOD_EXIT();

return true;

}

SSL_CTX * SSLContextRep::getContext() const

{

return _sslContext;

}

String SSLContextRep::getTrustStore() const

{

return _trustStore;

}

String SSLContextRep::getCertPath() const

{

return _certPath;

}

String SSLContextRep::getKeyPath() const

{

return _keyPath;

}

Boolean SSLContextRep::isPeerVerificationEnabled() const

{

return _verifyPeer;

}

Boolean SSLContextRep::isTrustStoreAutoUpdateEnabled() const

{

return _trustStoreAutoUpdate;

}

String SSLContextRep::getTrustStoreUserName() const

{

return _trustStoreUserName;

}

SSLCertificateVerifyFunction* SSLContextRep::getSSLCertificateVerifyFunction() const

{

return _certificateVerifyFunction;

}

#else

// these definitions are used if ssl is not available

SSLContextRep::SSLContextRep(const String& certPath,

SSLContextRep::SSLContextRep(const String& trustStore,

const String& certPath,

const String& keyPath,

SSLCertificateVerifyFunction* verifyCert,

const String& randomFile,

Boolean trustStoreAutoUpdate,

Boolean isCIMClient) {}

String trustStoreUserName,

const String& randomFile) {}

SSLContextRep::SSLContextRep(const SSLContextRep& sslContextRep) {}

Line 353

Line 953

SSL_CTX * SSLContextRep::_makeSSLContext() { return 0; }

Boolean SSLContextRep::_verifyPrivateKey(SSL_CTX *ctx,

const String& keyPath) { return false; }

SSL_CTX * SSLContextRep::getContext() const { return 0; }

String SSLContextRep::getTrustStore() const { return String::EMPTY; }

String SSLContextRep::getCertPath() const { return String::EMPTY; }

String SSLContextRep::getKeyPath() const { return String::EMPTY; }

Boolean SSLContextRep::isPeerVerificationEnabled() const { return false; }

Boolean SSLContextRep::isTrustStoreAutoUpdateEnabled() const { return false; }

String SSLContextRep::getTrustStoreUserName() const { return String::EMPTY; }

SSLCertificateVerifyFunction* SSLContextRep::getSSLCertificateVerifyFunction() const { return NULL; }

void SSLContextRep::init_ssl() {}

void SSLContextRep::free_ssl() {}

#endif // end of PEGASUS_HAS_SSL

///////////////////////////////////////////////////////////////////////////////

Line 365

Line 986

SSLContext::SSLContext(

const String& trustStore,

SSLCertificateVerifyFunction* verifyCert,

const String& randomFile)

{

_rep = new SSLContextRep(trustStore, String::EMPTY, String::EMPTY, verifyCert, false, String::EMPTY, randomFile);

}

SSLContext::SSLContext(

const String& trustStore,

const String& certPath,

const String& keyPath,

SSLCertificateVerifyFunction* verifyCert,

const String& randomFile)

{

_rep = new SSLContextRep(trustStore, certPath, keyPath, verifyCert, false, String::EMPTY, randomFile);

}

SSLContext::SSLContext(

const String& trustStore,

const String& certPath,

const String& keyPath,

SSLCertificateVerifyFunction* verifyCert,

const String& randomFile,

String trustStoreUserName,

Boolean isCIMClient)

const String& randomFile)

{

_rep = new SSLContextRep(certPath, verifyCert, randomFile, isCIMClient);

_rep = new SSLContextRep(trustStore, certPath, keyPath, verifyCert, false, trustStoreUserName, randomFile);

}

#ifdef PEGASUS_USE_AUTOMATIC_TRUSTSTORE_UPDATE

SSLContext::SSLContext(

const String& trustStore,

const String& certPath,

const String& keyPath,

SSLCertificateVerifyFunction* verifyCert,

Boolean trustStoreAutoUpdate,

String trustStoreUserName,

const String& randomFile)

{

_rep = new SSLContextRep(trustStore, certPath, keyPath, verifyCert, trustStoreAutoUpdate, trustStoreUserName, randomFile);

}

#endif

SSLContext::SSLContext(const SSLContext& sslContext)

{

_rep = new SSLContextRep(*sslContext._rep);

}

// Dummy constructor made private to disallow default construction

SSLContext::SSLContext()

{

}

SSLContext::~SSLContext()

{

delete _rep;

}

String SSLContext::getTrustStore() const

{

return (_rep->getTrustStore());

}

String SSLContext::getCertPath() const

{

return (_rep->getCertPath());

}

String SSLContext::getKeyPath() const

{

return (_rep->getKeyPath());

}

Boolean SSLContext::isPeerVerificationEnabled() const

{

return (_rep->isPeerVerificationEnabled());

}

#ifdef PEGASUS_USE_AUTOMATIC_TRUSTSTORE_UPDATE

Boolean SSLContext::isTrustStoreAutoUpdateEnabled() const

{

return (_rep->isTrustStoreAutoUpdateEnabled());

}

#endif

String SSLContext::getTrustStoreUserName() const

{

return (_rep->getTrustStoreUserName());

}

SSLCertificateVerifyFunction* SSLContext::getSSLCertificateVerifyFunction() const

{

return (_rep->getSSLCertificateVerifyFunction());

}

///////////////////////////////////////////////////////////////////////////////

// SSLCertificateInfo

///////////////////////////////////////////////////////////////////////////////

// Certificate validation result codes.

const int SSLCertificateInfo::V_OK = 0;

const int SSLCertificateInfo::V_ERR_UNABLE_TO_GET_ISSUER_CERT = 2;

const int SSLCertificateInfo::V_ERR_UNABLE_TO_GET_CRL = 3;

const int SSLCertificateInfo::V_ERR_UNABLE_TO_DECRYPT_CERT_SIGNATURE = 4;

const int SSLCertificateInfo::V_ERR_UNABLE_TO_DECRYPT_CRL_SIGNATURE = 5;

const int SSLCertificateInfo::V_ERR_UNABLE_TO_DECODE_ISSUER_PUBLIC_KEY = 6;

const int SSLCertificateInfo::V_ERR_CERT_SIGNATURE_FAILURE = 7;

const int SSLCertificateInfo::V_ERR_CRL_SIGNATURE_FAILURE = 8;

const int SSLCertificateInfo::V_ERR_CERT_NOT_YET_VALID = 9;

const int SSLCertificateInfo::V_ERR_CERT_HAS_EXPIRED = 10;

const int SSLCertificateInfo::V_ERR_CRL_NOT_YET_VALID = 11;

const int SSLCertificateInfo::V_ERR_CRL_HAS_EXPIRED = 12;

const int SSLCertificateInfo::V_ERR_ERROR_IN_CERT_NOT_BEFORE_FIELD = 13;

const int SSLCertificateInfo::V_ERR_ERROR_IN_CERT_NOT_AFTER_FIELD = 14;

const int SSLCertificateInfo::V_ERR_ERROR_IN_CRL_LAST_UPDATE_FIELD = 15;

const int SSLCertificateInfo::V_ERR_ERROR_IN_CRL_NEXT_UPDATE_FIELD = 16;

const int SSLCertificateInfo::V_ERR_OUT_OF_MEM = 17;

const int SSLCertificateInfo::V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT = 18;

const int SSLCertificateInfo::V_ERR_SELF_SIGNED_CERT_IN_CHAIN = 19;

const int SSLCertificateInfo::V_ERR_UNABLE_TO_GET_ISSUER_CERT_LOCALLY = 20;

const int SSLCertificateInfo::V_ERR_UNABLE_TO_VERIFY_LEAF_SIGNATURE = 21;

const int SSLCertificateInfo::V_ERR_CERT_CHAIN_TOO_LONG = 22;

const int SSLCertificateInfo::V_ERR_CERT_REVOKED = 23;

const int SSLCertificateInfo::V_ERR_INVALID_CA = 24;

const int SSLCertificateInfo::V_ERR_PATH_LENGTH_EXCEEDED = 25;

const int SSLCertificateInfo::V_ERR_INVALID_PURPOSE = 26;

const int SSLCertificateInfo::V_ERR_CERT_UNTRUSTED = 27;

const int SSLCertificateInfo::V_ERR_CERT_REJECTED = 28;

const int SSLCertificateInfo::V_ERR_SUBJECT_ISSUER_MISMATCH = 29;

const int SSLCertificateInfo::V_ERR_AKID_SKID_MISMATCH = 30;

const int SSLCertificateInfo::V_ERR_AKID_ISSUER_SERIAL_MISMATCH = 31;

const int SSLCertificateInfo::V_ERR_KEYUSAGE_NO_CERTSIGN = 32;

const int SSLCertificateInfo::V_ERR_APPLICATION_VERIFICATION = 50;

class SSLCertificateInfoRep

{

public:

String subjectName;

String issuerName;

int errorDepth;

Uint32 depth;

int errorCode;

Uint32 errorCode;

int respCode;

Uint32 respCode;

String errorString;

Uint32 versionNumber;

long serialNumber;

CIMDateTime notBefore;

CIMDateTime notAfter;

};

Line 405

Line 1145

const String subjectName,

const String issuerName,

const int errorDepth,

const int errorCode)

const int errorCode,

const int respCode)

{

_rep = new SSLCertificateInfoRep();

_rep->subjectName = subjectName;

_rep->issuerName = issuerName;

_rep->errorDepth = errorDepth;

_rep->versionNumber = 0;

_rep->serialNumber = 0;

_rep->notBefore = CIMDateTime();

_rep->notAfter = CIMDateTime();

_rep->depth = errorDepth;

_rep->errorCode = errorCode;

_rep->respCode = 0;

_rep->errorString = String::EMPTY;

_rep->respCode = respCode;

}

SSLCertificateInfo::SSLCertificateInfo(

const String subjectName,

const String issuerName,

const Uint32 versionNumber,

const long serialNumber,

const CIMDateTime notBefore,

const CIMDateTime notAfter,

const Uint32 depth,

const Uint32 errorCode,

const String errorString,

const Uint32 respCode)

{

_rep = new SSLCertificateInfoRep();

_rep->subjectName = subjectName;

_rep->issuerName = issuerName;

_rep->versionNumber = versionNumber;

_rep->serialNumber = serialNumber;

_rep->notBefore = notBefore;

_rep->notAfter = notAfter;

_rep->depth = depth;

_rep->errorCode = errorCode;

_rep->errorString = errorString;

_rep->respCode = respCode;

}

SSLCertificateInfo::SSLCertificateInfo(

Line 421

Line 1192

_rep = new SSLCertificateInfoRep();

_rep->subjectName = certificateInfo._rep->subjectName;

_rep->issuerName = certificateInfo._rep->issuerName;

_rep->errorDepth = certificateInfo._rep->errorDepth;

_rep->versionNumber = certificateInfo._rep->versionNumber;

_rep->serialNumber = certificateInfo._rep->serialNumber;

_rep->notBefore = certificateInfo._rep->notBefore;

_rep->notAfter = certificateInfo._rep->notAfter;

_rep->depth = certificateInfo._rep->depth;

_rep->errorCode = certificateInfo._rep->errorCode;

_rep->errorString = certificateInfo._rep->errorString;

_rep->respCode = certificateInfo._rep->respCode;

}

// Dummy constructor made private to disallow default construction

SSLCertificateInfo::SSLCertificateInfo()

{

}

SSLCertificateInfo::~SSLCertificateInfo()

{

delete _rep;

Line 441

Line 1222

return (_rep->issuerName);

}

int SSLCertificateInfo::getErrorDepth() const

Uint32 SSLCertificateInfo::getVersionNumber() const

{

return (_rep->errorDepth);

return (_rep->versionNumber);

}

int SSLCertificateInfo::getErrorCode() const

long SSLCertificateInfo::getSerialNumber() const

{

return (_rep->serialNumber);

}

CIMDateTime SSLCertificateInfo::getNotBefore() const

{

return (_rep->notBefore);

}

CIMDateTime SSLCertificateInfo::getNotAfter() const

{

return (_rep->notAfter);

}

Uint32 SSLCertificateInfo::getErrorDepth() const

{

return (_rep->depth);

}

Uint32 SSLCertificateInfo::getErrorCode() const

{

return (_rep->errorCode);

}

void SSLCertificateInfo::setErrorCode(const int errorCode)

{

_rep->errorCode = errorCode;

}

String SSLCertificateInfo::getErrorString() const

{

return (_rep->errorString);

}

Uint32 SSLCertificateInfo::getResponseCode() const

{

return (_rep->respCode);

}

void SSLCertificateInfo::setResponseCode(const int respCode)

{

_rep->respCode = respCode;

}

String SSLCertificateInfo::toString() const

{

char buf[1024];

String s;

s.append("Subject Name:\n\t");

s.append(_rep->subjectName);

s.append("\n");

s.append("Issuer Name:\n\t");

s.append(_rep->issuerName);

s.append("\n");

sprintf(buf, "Depth: %d\n", _rep->depth);

s.append(buf);

sprintf(buf, "Error code: %d\n", _rep->errorCode);

s.append(buf);

sprintf(buf, "Response (preverify) code: %d\n", _rep->respCode);

s.append(buf);

s.append("Error string: ");

s.append(_rep->errorString);

s.append("\n");

sprintf(buf, "Version number: %d\n", _rep->versionNumber);

s.append(buf);

sprintf(buf, "Serial number: %ld\n", _rep->serialNumber);

s.append(buf);

s.append("Not before date: ");

s.append((_rep->notBefore).toString());

s.append("\n");

s.append("Not after date: ");

s.append((_rep->notAfter).toString());

s.append("\n");

return s;

}

SSLCallbackInfo::SSLCallbackInfo(SSLCertificateVerifyFunction* verifyCert)

{

verifyCertificateCallback = verifyCert;

_peerCertificate = NULL;

}

SSLCallbackInfo::~SSLCallbackInfo()

{

if (_peerCertificate)

{

delete _peerCertificate;

}

PEGASUS_NAMESPACE_END

Legend:

Removed from v.1.9
changed lines
	Added in v.1.31

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