diff options
Diffstat (limited to 'apps/s_server.c')
| -rw-r--r-- | apps/s_server.c | 1098 |
1 files changed, 978 insertions, 120 deletions
diff --git a/apps/s_server.c b/apps/s_server.c index 3aae7c3742..57e975b24b 100644 --- a/apps/s_server.c +++ b/apps/s_server.c @@ -56,7 +56,7 @@ * [including the GNU Public Licence.] */ /* ==================================================================== - * Copyright (c) 1998-2001 The OpenSSL Project. All rights reserved. + * Copyright (c) 1998-2006 The OpenSSL Project. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -113,6 +113,32 @@ * ECC cipher suite support in OpenSSL originally developed by * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project. */ +/* ==================================================================== + * Copyright 2005 Nokia. All rights reserved. + * + * The portions of the attached software ("Contribution") is developed by + * Nokia Corporation and is licensed pursuant to the OpenSSL open source + * license. + * + * The Contribution, originally written by Mika Kousa and Pasi Eronen of + * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites + * support (see RFC 4279) to OpenSSL. + * + * No patent licenses or other rights except those expressly stated in + * the OpenSSL open source license shall be deemed granted or received + * expressly, by implication, estoppel, or otherwise. + * + * No assurances are provided by Nokia that the Contribution does not + * infringe the patent or other intellectual property rights of any third + * party or that the license provides you with all the necessary rights + * to make use of the Contribution. + * + * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN + * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA + * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY + * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR + * OTHERWISE. + */ /* Until the key-gen callbacks are modified to use newer prototypes, we allow * deprecated functions for openssl-internal code */ @@ -121,11 +147,11 @@ #endif #include <assert.h> +#include <ctype.h> #include <stdio.h> #include <stdlib.h> #include <string.h> -#include <sys/stat.h> #include <openssl/e_os2.h> #ifdef OPENSSL_NO_STDIO #define APPS_WIN16 @@ -153,25 +179,25 @@ typedef unsigned int u_int; #include <openssl/x509.h> #include <openssl/ssl.h> #include <openssl/rand.h> -#include "s_apps.h" - -#ifdef OPENSSL_SYS_VMS -#include "term_sock.h" -#endif - -#ifdef OPENSSL_SYS_WINCE -/* Windows CE incorrectly defines fileno as returning void*, so to avoid problems below... */ -#ifdef fileno -#undef fileno +#include <openssl/ocsp.h> +#ifndef OPENSSL_NO_DH +#include <openssl/dh.h> #endif -#define fileno(a) (int)_fileno(a) +#ifndef OPENSSL_NO_RSA +#include <openssl/rsa.h> #endif +#include "s_apps.h" +#include "timeouts.h" #if (defined(OPENSSL_SYS_VMS) && __VMS_VER < 70000000) /* FIONBIO used as a switch to enable ioctl, and that isn't in VMS < 7.0 */ #undef FIONBIO #endif +#if defined(OPENSSL_SYS_BEOS_R5) +#include <fcntl.h> +#endif + #ifndef OPENSSL_NO_RSA static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int is_export, int keylength); #endif @@ -183,8 +209,10 @@ static int init_ssl_connection(SSL *s); static void print_stats(BIO *bp,SSL_CTX *ctx); static int generate_session_id(const SSL *ssl, unsigned char *id, unsigned int *id_len); +static void init_session_cache_ctx(SSL_CTX *sctx); +static void free_sessions(void); #ifndef OPENSSL_NO_DH -static DH *load_dh_param(char *dhfile); +static DH *load_dh_param(const char *dhfile); static DH *get_dh512(void); #endif @@ -192,14 +220,6 @@ static DH *get_dh512(void); static void s_server_init(void); #endif -#ifndef S_ISDIR -# if defined(_S_IFMT) && defined(_S_IFDIR) -# define S_ISDIR(a) (((a) & _S_IFMT) == _S_IFDIR) -# else -# define S_ISDIR(a) (((a) & S_IFMT) == S_IFDIR) -# endif -#endif - #ifndef OPENSSL_NO_DH static unsigned char dh512_p[]={ 0xDA,0x58,0x3C,0x16,0xD9,0x85,0x22,0x89,0xD0,0xE4,0xAF,0x75, @@ -235,15 +255,21 @@ static int bufsize=BUFSIZZ; static int accept_socket= -1; #define TEST_CERT "server.pem" +#ifndef OPENSSL_NO_TLSEXT +#define TEST_CERT2 "server2.pem" +#endif #undef PROG #define PROG s_server_main -extern int verify_depth; +extern int verify_depth, verify_return_error; static char *cipher=NULL; static int s_server_verify=SSL_VERIFY_NONE; static int s_server_session_id_context = 1; /* anything will do */ -static char *s_cert_file=TEST_CERT,*s_key_file=NULL; +static const char *s_cert_file=TEST_CERT,*s_key_file=NULL; +#ifndef OPENSSL_NO_TLSEXT +static const char *s_cert_file2=TEST_CERT2,*s_key_file2=NULL; +#endif static char *s_dcert_file=NULL,*s_dkey_file=NULL; #ifdef FIONBIO static int s_nbio=0; @@ -251,10 +277,18 @@ static int s_nbio=0; static int s_nbio_test=0; int s_crlf=0; static SSL_CTX *ctx=NULL; +#ifndef OPENSSL_NO_TLSEXT +static SSL_CTX *ctx2=NULL; +#endif static int www=0; static BIO *bio_s_out=NULL; static int s_debug=0; +#ifndef OPENSSL_NO_TLSEXT +static int s_tlsextdebug=0; +static int s_tlsextstatus=0; +static int cert_status_cb(SSL *s, void *arg); +#endif static int s_msg=0; static int s_quiet=0; @@ -264,6 +298,79 @@ static char *engine_id=NULL; #endif static const char *session_id_prefix=NULL; +static int enable_timeouts = 0; +static long socket_mtu; +#ifndef OPENSSL_NO_DTLS1 +static int cert_chain = 0; +#endif + +#ifndef OPENSSL_NO_PSK +static char *psk_identity="Client_identity"; +char *psk_key=NULL; /* by default PSK is not used */ + +static unsigned int psk_server_cb(SSL *ssl, const char *identity, + unsigned char *psk, unsigned int max_psk_len) + { + unsigned int psk_len = 0; + int ret; + BIGNUM *bn = NULL; + + if (s_debug) + BIO_printf(bio_s_out,"psk_server_cb\n"); + if (!identity) + { + BIO_printf(bio_err,"Error: client did not send PSK identity\n"); + goto out_err; + } + if (s_debug) + BIO_printf(bio_s_out,"identity_len=%d identity=%s\n", + identity ? (int)strlen(identity) : 0, identity); + + /* here we could lookup the given identity e.g. from a database */ + if (strcmp(identity, psk_identity) != 0) + { + BIO_printf(bio_s_out, "PSK error: client identity not found" + " (got '%s' expected '%s')\n", identity, + psk_identity); + goto out_err; + } + if (s_debug) + BIO_printf(bio_s_out, "PSK client identity found\n"); + + /* convert the PSK key to binary */ + ret = BN_hex2bn(&bn, psk_key); + if (!ret) + { + BIO_printf(bio_err,"Could not convert PSK key '%s' to BIGNUM\n", psk_key); + if (bn) + BN_free(bn); + return 0; + } + if (BN_num_bytes(bn) > (int)max_psk_len) + { + BIO_printf(bio_err,"psk buffer of callback is too small (%d) for key (%d)\n", + max_psk_len, BN_num_bytes(bn)); + BN_free(bn); + return 0; + } + + ret = BN_bn2bin(bn, psk); + BN_free(bn); + + if (ret < 0) + goto out_err; + psk_len = (unsigned int)ret; + + if (s_debug) + BIO_printf(bio_s_out, "fetched PSK len=%d\n", psk_len); + return psk_len; + out_err: + if (s_debug) + BIO_printf(bio_err, "Error in PSK server callback\n"); + return 0; + } +#endif + #ifdef MONOLITH static void s_server_init(void) { @@ -274,6 +381,11 @@ static void s_server_init(void) s_dkey_file=NULL; s_cert_file=TEST_CERT; s_key_file=NULL; +#ifndef OPENSSL_NO_TLSEXT + s_cert_file2=TEST_CERT2; + s_key_file2=NULL; + ctx2=NULL; +#endif #ifdef FIONBIO s_nbio=0; #endif @@ -302,6 +414,11 @@ static void sv_usage(void) BIO_printf(bio_err," -Verify arg - turn on peer certificate verification, must have a cert.\n"); BIO_printf(bio_err," -cert arg - certificate file to use\n"); BIO_printf(bio_err," (default is %s)\n",TEST_CERT); + BIO_printf(bio_err," -crl_check - check the peer certificate has not been revoked by its CA.\n" \ + " The CRL(s) are appended to the certificate file\n"); + BIO_printf(bio_err," -crl_check_all - check the peer certificate has not been revoked by its CA\n" \ + " or any other CRL in the CA chain. CRL(s) are appened to the\n" \ + " the certificate file.\n"); BIO_printf(bio_err," -certform arg - certificate format (PEM or DER) PEM default\n"); BIO_printf(bio_err," -key arg - Private Key file to use, in cert file if\n"); BIO_printf(bio_err," not specified (default is %s)\n",TEST_CERT); @@ -317,7 +434,7 @@ static void sv_usage(void) #ifndef OPENSSL_NO_ECDH BIO_printf(bio_err," -named_curve arg - Elliptic curve name to use for ephemeral ECDH keys.\n" \ " Use \"openssl ecparam -list_curves\" for all names\n" \ - " (default is sect163r2).\n"); + " (default is nistp256).\n"); #endif #ifdef FIONBIO BIO_printf(bio_err," -nbio - Run with non-blocking IO\n"); @@ -334,12 +451,25 @@ static void sv_usage(void) BIO_printf(bio_err," -serverpref - Use server's cipher preferences\n"); BIO_printf(bio_err," -quiet - No server output\n"); BIO_printf(bio_err," -no_tmp_rsa - Do not generate a tmp RSA key\n"); +#ifndef OPENSSL_NO_PSK + BIO_printf(bio_err," -psk_hint arg - PSK identity hint to use\n"); + BIO_printf(bio_err," -psk arg - PSK in hex (without 0x)\n"); +# ifndef OPENSSL_NO_JPAKE + BIO_printf(bio_err," -jpake arg - JPAKE secret to use\n"); +# endif +#endif BIO_printf(bio_err," -ssl2 - Just talk SSLv2\n"); BIO_printf(bio_err," -ssl3 - Just talk SSLv3\n"); + BIO_printf(bio_err," -tls1_1 - Just talk TLSv1_1\n"); BIO_printf(bio_err," -tls1 - Just talk TLSv1\n"); + BIO_printf(bio_err," -dtls1 - Just talk DTLSv1\n"); + BIO_printf(bio_err," -timeout - Enable timeouts\n"); + BIO_printf(bio_err," -mtu - Set link layer MTU\n"); + BIO_printf(bio_err," -chain - Read a certificate chain\n"); BIO_printf(bio_err," -no_ssl2 - Just disable SSLv2\n"); BIO_printf(bio_err," -no_ssl3 - Just disable SSLv3\n"); BIO_printf(bio_err," -no_tls1 - Just disable TLSv1\n"); + BIO_printf(bio_err," -no_tls1_1 - Just disable TLSv1.1\n"); #ifndef OPENSSL_NO_DH BIO_printf(bio_err," -no_dhe - Disable ephemeral DH\n"); #endif @@ -356,6 +486,17 @@ static void sv_usage(void) #endif BIO_printf(bio_err," -id_prefix arg - Generate SSL/TLS session IDs prefixed by 'arg'\n"); BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR); +#ifndef OPENSSL_NO_TLSEXT + BIO_printf(bio_err," -servername host - servername for HostName TLS extension\n"); + BIO_printf(bio_err," -servername_fatal - on mismatch send fatal alert (default warning alert)\n"); + BIO_printf(bio_err," -cert2 arg - certificate file to use for servername\n"); + BIO_printf(bio_err," (default is %s)\n",TEST_CERT2); + BIO_printf(bio_err," -key2 arg - Private Key file to use for servername, in cert file if\n"); + BIO_printf(bio_err," not specified (default is %s)\n",TEST_CERT2); + BIO_printf(bio_err," -tlsextdebug - hex dump of all TLS extensions received\n"); + BIO_printf(bio_err," -no_ticket - disable use of RFC4507bis session tickets\n"); + BIO_printf(bio_err," -legacy_renegotiation - enable use of legacy renegotiation (dangerous)\n"); +#endif } static int local_argc=0; @@ -511,26 +652,211 @@ static int ebcdic_puts(BIO *bp, const char *str) } #endif +#ifndef OPENSSL_NO_TLSEXT + +/* This is a context that we pass to callbacks */ +typedef struct tlsextctx_st { + char * servername; + BIO * biodebug; + int extension_error; +} tlsextctx; + + +static int MS_CALLBACK ssl_servername_cb(SSL *s, int *ad, void *arg) + { + tlsextctx * p = (tlsextctx *) arg; + const char * servername = SSL_get_servername(s, TLSEXT_NAMETYPE_host_name); + if (servername && p->biodebug) + BIO_printf(p->biodebug,"Hostname in TLS extension: \"%s\"\n",servername); + + if (!p->servername) + return SSL_TLSEXT_ERR_NOACK; + + if (servername) + { + if (strcmp(servername,p->servername)) + return p->extension_error; + if (ctx2) + { + BIO_printf(p->biodebug,"Switching server context.\n"); + SSL_set_SSL_CTX(s,ctx2); + } + } + return SSL_TLSEXT_ERR_OK; +} + +/* Structure passed to cert status callback */ + +typedef struct tlsextstatusctx_st { + /* Default responder to use */ + char *host, *path, *port; + int use_ssl; + int timeout; + BIO *err; + int verbose; +} tlsextstatusctx; + +static tlsextstatusctx tlscstatp = {NULL, NULL, NULL, 0, -1, NULL, 0}; + +/* Certificate Status callback. This is called when a client includes a + * certificate status request extension. + * + * This is a simplified version. It examines certificates each time and + * makes one OCSP responder query for each request. + * + * A full version would store details such as the OCSP certificate IDs and + * minimise the number of OCSP responses by caching them until they were + * considered "expired". + */ + +static int cert_status_cb(SSL *s, void *arg) + { + tlsextstatusctx *srctx = arg; + BIO *err = srctx->err; + char *host, *port, *path; + int use_ssl; + unsigned char *rspder = NULL; + int rspderlen; + STACK_OF(OPENSSL_STRING) *aia = NULL; + X509 *x = NULL; + X509_STORE_CTX inctx; + X509_OBJECT obj; + OCSP_REQUEST *req = NULL; + OCSP_RESPONSE *resp = NULL; + OCSP_CERTID *id = NULL; + STACK_OF(X509_EXTENSION) *exts; + int ret = SSL_TLSEXT_ERR_NOACK; + int i; +#if 0 +STACK_OF(OCSP_RESPID) *ids; +SSL_get_tlsext_status_ids(s, &ids); +BIO_printf(err, "cert_status: received %d ids\n", sk_OCSP_RESPID_num(ids)); +#endif + if (srctx->verbose) + BIO_puts(err, "cert_status: callback called\n"); + /* Build up OCSP query from server certificate */ + x = SSL_get_certificate(s); + aia = X509_get1_ocsp(x); + if (aia) + { + if (!OCSP_parse_url(sk_OPENSSL_STRING_value(aia, 0), + &host, &port, &path, &use_ssl)) + { + BIO_puts(err, "cert_status: can't parse AIA URL\n"); + goto err; + } + if (srctx->verbose) + BIO_printf(err, "cert_status: AIA URL: %s\n", + sk_OPENSSL_STRING_value(aia, 0)); + } + else + { + if (!srctx->host) + { + BIO_puts(srctx->err, "cert_status: no AIA and no default responder URL\n"); + goto done; + } + host = srctx->host; + path = srctx->path; + port = srctx->port; + use_ssl = srctx->use_ssl; + } + + if (!X509_STORE_CTX_init(&inctx, + SSL_CTX_get_cert_store(SSL_get_SSL_CTX(s)), + NULL, NULL)) + goto err; + if (X509_STORE_get_by_subject(&inctx,X509_LU_X509, + X509_get_issuer_name(x),&obj) <= 0) + { + BIO_puts(err, "cert_status: Can't retrieve issuer certificate.\n"); + X509_STORE_CTX_cleanup(&inctx); + goto done; + } + req = OCSP_REQUEST_new(); + if (!req) + goto err; + id = OCSP_cert_to_id(NULL, x, obj.data.x509); + X509_free(obj.data.x509); + X509_STORE_CTX_cleanup(&inctx); + if (!id) + goto err; + if (!OCSP_request_add0_id(req, id)) + goto err; + id = NULL; + /* Add any extensions to the request */ + SSL_get_tlsext_status_exts(s, &exts); + for (i = 0; i < sk_X509_EXTENSION_num(exts); i++) + { + X509_EXTENSION *ext = sk_X509_EXTENSION_value(exts, i); + if (!OCSP_REQUEST_add_ext(req, ext, -1)) + goto err; + } + resp = process_responder(err, req, host, path, port, use_ssl, NULL, + srctx->timeout); + if (!resp) + { + BIO_puts(err, "cert_status: error querying responder\n"); + goto done; + } + rspderlen = i2d_OCSP_RESPONSE(resp, &rspder); + if (rspderlen <= 0) + goto err; + SSL_set_tlsext_status_ocsp_resp(s, rspder, rspderlen); + if (srctx->verbose) + { + BIO_puts(err, "cert_status: ocsp response sent:\n"); + OCSP_RESPONSE_print(err, resp, 2); + } + ret = SSL_TLSEXT_ERR_OK; + done: + if (ret != SSL_TLSEXT_ERR_OK) + ERR_print_errors(err); + if (aia) + { + OPENSSL_free(host); + OPENSSL_free(path); + OPENSSL_free(port); + X509_email_free(aia); + } + if (id) + OCSP_CERTID_free(id); + if (req) + OCSP_REQUEST_free(req); + if (resp) + OCSP_RESPONSE_free(resp); + return ret; + err: + ret = SSL_TLSEXT_ERR_ALERT_FATAL; + goto done; + } +#endif + int MAIN(int, char **); +#ifndef OPENSSL_NO_JPAKE +static char *jpake_secret = NULL; +#endif + int MAIN(int argc, char *argv[]) { - X509_STORE *store = NULL; - int vflags = 0; + X509_VERIFY_PARAM *vpm = NULL; + int badarg = 0; short port=PORT; char *CApath=NULL,*CAfile=NULL; - char *context = NULL; + unsigned char *context = NULL; char *dhfile = NULL; +#ifndef OPENSSL_NO_ECDH char *named_curve = NULL; +#endif int badop=0,bugs=0; int ret=1; int off=0; int no_tmp_rsa=0,no_dhe=0,no_ecdhe=0,nocert=0; int state=0; - SSL_METHOD *meth=NULL; -#ifndef OPENSSL_NO_ENGINE + const SSL_METHOD *meth=NULL; + int socket_type=SOCK_STREAM; ENGINE *e=NULL; -#endif char *inrand=NULL; int s_cert_format = FORMAT_PEM, s_key_format = FORMAT_PEM; char *passarg = NULL, *pass = NULL; @@ -538,7 +864,18 @@ int MAIN(int argc, char *argv[]) int s_dcert_format = FORMAT_PEM, s_dkey_format = FORMAT_PEM; X509 *s_cert = NULL, *s_dcert = NULL; EVP_PKEY *s_key = NULL, *s_dkey = NULL; - + int no_cache = 0, ext_cache = 0; +#ifndef OPENSSL_NO_TLSEXT + EVP_PKEY *s_key2 = NULL; + X509 *s_cert2 = NULL; +#endif +#ifndef OPENSSL_NO_TLSEXT + tlsextctx tlsextcbp = {NULL, NULL, SSL_TLSEXT_ERR_ALERT_WARNING}; +#endif +#ifndef OPENSSL_NO_PSK + /* by default do not send a PSK identity hint */ + static char *psk_identity_hint=NULL; +#endif #if !defined(OPENSSL_NO_SSL2) && !defined(OPENSSL_NO_SSL3) meth=SSLv23_server_method(); #elif !defined(OPENSSL_NO_SSL3) @@ -597,7 +934,7 @@ int MAIN(int argc, char *argv[]) else if (strcmp(*argv,"-context") == 0) { if (--argc < 1) goto bad; - context= *(++argv); + context= (unsigned char *)*(++argv); } else if (strcmp(*argv,"-cert") == 0) { @@ -670,16 +1007,22 @@ int MAIN(int argc, char *argv[]) if (--argc < 1) goto bad; CApath= *(++argv); } - else if (strcmp(*argv,"-crl_check") == 0) - { - vflags |= X509_V_FLAG_CRL_CHECK; - } - else if (strcmp(*argv,"-crl_check") == 0) + else if (strcmp(*argv,"-no_cache") == 0) + no_cache = 1; + else if (strcmp(*argv,"-ext_cache") == 0) + ext_cache = 1; + else if (args_verify(&argv, &argc, &badarg, bio_err, &vpm)) { - vflags |= X509_V_FLAG_CRL_CHECK|X509_V_FLAG_CRL_CHECK_ALL; + if (badarg) + goto bad; + continue; } + else if (strcmp(*argv,"-verify_return_error") == 0) + verify_return_error = 1; else if (strcmp(*argv,"-serverpref") == 0) { off|=SSL_OP_CIPHER_SERVER_PREFERENCE; } + else if (strcmp(*argv,"-legacy_renegotiation") == 0) + off|=SSL_OP_ALLOW_UNSAFE_LEGACY_RENEGOTIATION; else if (strcmp(*argv,"-cipher") == 0) { if (--argc < 1) goto bad; @@ -703,6 +1046,37 @@ int MAIN(int argc, char *argv[]) } else if (strcmp(*argv,"-debug") == 0) { s_debug=1; } +#ifndef OPENSSL_NO_TLSEXT + else if (strcmp(*argv,"-tlsextdebug") == 0) + s_tlsextdebug=1; + else if (strcmp(*argv,"-status") == 0) + s_tlsextstatus=1; + else if (strcmp(*argv,"-status_verbose") == 0) + { + s_tlsextstatus=1; + tlscstatp.verbose = 1; + } + else if (!strcmp(*argv, "-status_timeout")) + { + s_tlsextstatus=1; + if (--argc < 1) goto bad; + tlscstatp.timeout = atoi(*(++argv)); + } + else if (!strcmp(*argv, "-status_url")) + { + s_tlsextstatus=1; + if (--argc < 1) goto bad; + if (!OCSP_parse_url(*(++argv), + &tlscstatp.host, + &tlscstatp.port, + &tlscstatp.path, + &tlscstatp.use_ssl)) + { + BIO_printf(bio_err, "Error parsing URL\n"); + goto bad; + } + } +#endif else if (strcmp(*argv,"-msg") == 0) { s_msg=1; } else if (strcmp(*argv,"-hack") == 0) @@ -721,6 +1095,27 @@ int MAIN(int argc, char *argv[]) { no_dhe=1; } else if (strcmp(*argv,"-no_ecdhe") == 0) { no_ecdhe=1; } +#ifndef OPENSSL_NO_PSK + else if (strcmp(*argv,"-psk_hint") == 0) + { + if (--argc < 1) goto bad; + psk_identity_hint= *(++argv); + } + else if (strcmp(*argv,"-psk") == 0) + { + size_t i; + + if (--argc < 1) goto bad; + psk_key=*(++argv); + for (i=0; i<strlen(psk_key); i++) + { + if (isxdigit((int)psk_key[i])) + continue; + BIO_printf(bio_err,"Not a hex number '%s'\n",*argv); + goto bad; + } + } +#endif else if (strcmp(*argv,"-www") == 0) { www=1; } else if (strcmp(*argv,"-WWW") == 0) @@ -731,8 +1126,16 @@ int MAIN(int argc, char *argv[]) { off|=SSL_OP_NO_SSLv2; } else if (strcmp(*argv,"-no_ssl3") == 0) { off|=SSL_OP_NO_SSLv3; } + else if (strcmp(*argv,"-no_tls1_1") == 0) + { off|=SSL_OP_NO_TLSv1_1; } else if (strcmp(*argv,"-no_tls1") == 0) { off|=SSL_OP_NO_TLSv1; } + else if (strcmp(*argv,"-no_comp") == 0) + { off|=SSL_OP_NO_COMPRESSION; } +#ifndef OPENSSL_NO_TLSEXT + else if (strcmp(*argv,"-no_ticket") == 0) + { off|=SSL_OP_NO_TICKET; } +#endif #ifndef OPENSSL_NO_SSL2 else if (strcmp(*argv,"-ssl2") == 0) { meth=SSLv2_server_method(); } @@ -742,9 +1145,27 @@ int MAIN(int argc, char *argv[]) { meth=SSLv3_server_method(); } #endif #ifndef OPENSSL_NO_TLS1 + else if (strcmp(*argv,"-tls1_1") == 0) + { meth=TLSv1_1_server_method(); } else if (strcmp(*argv,"-tls1") == 0) { meth=TLSv1_server_method(); } #endif +#ifndef OPENSSL_NO_DTLS1 + else if (strcmp(*argv,"-dtls1") == 0) + { + meth=DTLSv1_server_method(); + socket_type = SOCK_DGRAM; + } + else if (strcmp(*argv,"-timeout") == 0) + enable_timeouts = 1; + else if (strcmp(*argv,"-mtu") == 0) + { + if (--argc < 1) goto bad; + socket_mtu = atol(*(++argv)); + } + else if (strcmp(*argv, "-chain") == 0) + cert_chain = 1; +#endif else if (strcmp(*argv, "-id_prefix") == 0) { if (--argc < 1) goto bad; @@ -762,6 +1183,33 @@ int MAIN(int argc, char *argv[]) if (--argc < 1) goto bad; inrand= *(++argv); } +#ifndef OPENSSL_NO_TLSEXT + else if (strcmp(*argv,"-servername") == 0) + { + if (--argc < 1) goto bad; + tlsextcbp.servername= *(++argv); + } + else if (strcmp(*argv,"-servername_fatal") == 0) + { tlsextcbp.extension_error = SSL_TLSEXT_ERR_ALERT_FATAL; } + else if (strcmp(*argv,"-cert2") == 0) + { + if (--argc < 1) goto bad; + s_cert_file2= *(++argv); + } + else if (strcmp(*argv,"-key2") == 0) + { + if (--argc < 1) goto bad; + s_key_file2= *(++argv); + } + +#endif +#if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK) + else if (strcmp(*argv,"-jpake") == 0) + { + if (--argc < 1) goto bad; + jpake_secret = *(++argv); + } +#endif else { BIO_printf(bio_err,"unknown option %s\n",*argv); @@ -778,6 +1226,26 @@ bad: goto end; } +#if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK) + if (jpake_secret) + { + if (psk_key) + { + BIO_printf(bio_err, + "Can't use JPAKE and PSK together\n"); + goto end; + } + psk_identity = "JPAKE"; + if (cipher) + { + BIO_printf(bio_err, "JPAKE sets cipher to PSK\n"); + goto end; + } + cipher = "PSK"; + } + +#endif + SSL_load_error_strings(); OpenSSL_add_ssl_algorithms(); @@ -794,24 +1262,54 @@ bad: if (s_key_file == NULL) s_key_file = s_cert_file; +#ifndef OPENSSL_NO_TLSEXT + if (s_key_file2 == NULL) + s_key_file2 = s_cert_file2; +#endif - s_key = load_key(bio_err, s_key_file, s_key_format, 0, pass, e, - "server certificate private key file"); - if (!s_key) + if (nocert == 0) { - ERR_print_errors(bio_err); - goto end; - } + s_key = load_key(bio_err, s_key_file, s_key_format, 0, pass, e, + "server certificate private key file"); + if (!s_key) + { + ERR_print_errors(bio_err); + goto end; + } - s_cert = load_cert(bio_err,s_cert_file,s_cert_format, + s_cert = load_cert(bio_err,s_cert_file,s_cert_format, NULL, e, "server certificate file"); - if (!s_cert) - { - ERR_print_errors(bio_err); - goto end; + if (!s_cert) + { + ERR_print_errors(bio_err); + goto end; + } + +#ifndef OPENSSL_NO_TLSEXT + if (tlsextcbp.servername) + { + s_key2 = load_key(bio_err, s_key_file2, s_key_format, 0, pass, e, + "second server certificate private key file"); + if (!s_key2) + { + ERR_print_errors(bio_err); + goto end; + } + + s_cert2 = load_cert(bio_err,s_cert_file2,s_cert_format, + NULL, e, "second server certificate file"); + + if (!s_cert2) + { + ERR_print_errors(bio_err); + goto end; + } + } +#endif } + if (s_dcert_file) { @@ -868,6 +1366,10 @@ bad: s_key_file=NULL; s_dcert_file=NULL; s_dkey_file=NULL; +#ifndef OPENSSL_NO_TLSEXT + s_cert_file2=NULL; + s_key_file2=NULL; +#endif } ctx=SSL_CTX_new(meth); @@ -896,10 +1398,18 @@ bad: if (bugs) SSL_CTX_set_options(ctx,SSL_OP_ALL); if (hack) SSL_CTX_set_options(ctx,SSL_OP_NETSCAPE_DEMO_CIPHER_CHANGE_BUG); SSL_CTX_set_options(ctx,off); + /* DTLS: partial reads end up discarding unread UDP bytes :-( + * Setting read ahead solves this problem. + */ + if (socket_type == SOCK_DGRAM) SSL_CTX_set_read_ahead(ctx, 1); if (state) SSL_CTX_set_info_callback(ctx,apps_ssl_info_callback); - - SSL_CTX_sess_set_cache_size(ctx,128); + if (no_cache) + SSL_CTX_set_session_cache_mode(ctx, SSL_SESS_CACHE_OFF); + else if (ext_cache) + init_session_cache_ctx(ctx); + else + SSL_CTX_sess_set_cache_size(ctx,128); #if 0 if (cipher == NULL) cipher=getenv("SSL_CIPHER"); @@ -920,8 +1430,67 @@ bad: ERR_print_errors(bio_err); /* goto end; */ } - store = SSL_CTX_get_cert_store(ctx); - X509_STORE_set_flags(store, vflags); + if (vpm) + SSL_CTX_set1_param(ctx, vpm); + +#ifndef OPENSSL_NO_TLSEXT + if (s_cert2) + { + ctx2=SSL_CTX_new(meth); + if (ctx2 == NULL) + { + ERR_print_errors(bio_err); + goto end; + } + } + + if (ctx2) + { + BIO_printf(bio_s_out,"Setting secondary ctx parameters\n"); + + if (session_id_prefix) + { + if(strlen(session_id_prefix) >= 32) + BIO_printf(bio_err, + "warning: id_prefix is too long, only one new session will be possible\n"); + else if(strlen(session_id_prefix) >= 16) + BIO_printf(bio_err, + "warning: id_prefix is too long if you use SSLv2\n"); + if(!SSL_CTX_set_generate_session_id(ctx2, generate_session_id)) + { + BIO_printf(bio_err,"error setting 'id_prefix'\n"); + ERR_print_errors(bio_err); + goto end; + } + BIO_printf(bio_err,"id_prefix '%s' set.\n", session_id_prefix); + } + SSL_CTX_set_quiet_shutdown(ctx2,1); + if (bugs) SSL_CTX_set_options(ctx2,SSL_OP_ALL); + if (hack) SSL_CTX_set_options(ctx2,SSL_OP_NETSCAPE_DEMO_CIPHER_CHANGE_BUG); + SSL_CTX_set_options(ctx2,off); + /* DTLS: partial reads end up discarding unread UDP bytes :-( + * Setting read ahead solves this problem. + */ + if (socket_type == SOCK_DGRAM) SSL_CTX_set_read_ahead(ctx2, 1); + + if (state) SSL_CTX_set_info_callback(ctx2,apps_ssl_info_callback); + + if (no_cache) + SSL_CTX_set_session_cache_mode(ctx2,SSL_SESS_CACHE_OFF); + else if (ext_cache) + init_session_cache_ctx(ctx2); + else + SSL_CTX_sess_set_cache_size(ctx2,128); + + if ((!SSL_CTX_load_verify_locations(ctx2,CAfile,CApath)) || + (!SSL_CTX_set_default_verify_paths(ctx2))) + { + ERR_print_errors(bio_err); + } + if (vpm) + SSL_CTX_set1_param(ctx2, vpm); + } +#endif #ifndef OPENSSL_NO_DH if (!no_dhe) @@ -945,6 +1514,24 @@ bad: (void)BIO_flush(bio_s_out); SSL_CTX_set_tmp_dh(ctx,dh); +#ifndef OPENSSL_NO_TLSEXT + if (ctx2) + { + if (!dhfile) + { + DH *dh2=load_dh_param(s_cert_file2); + if (dh2 != NULL) + { + BIO_printf(bio_s_out,"Setting temp DH parameters\n"); + (void)BIO_flush(bio_s_out); + + DH_free(dh); + dh = dh2; + } + } + SSL_CTX_set_tmp_dh(ctx2,dh); + } +#endif DH_free(dh); } #endif @@ -954,13 +1541,6 @@ bad: { EC_KEY *ecdh=NULL; - ecdh = EC_KEY_new(); - if (ecdh == NULL) - { - BIO_printf(bio_err,"Could not create ECDH struct.\n"); - goto end; - } - if (named_curve) { int nid = OBJ_sn2nid(named_curve); @@ -971,9 +1551,8 @@ bad: named_curve); goto end; } - - ecdh->group = EC_GROUP_new_by_nid(nid); - if (ecdh->group == NULL) + ecdh = EC_KEY_new_by_curve_name(nid); + if (ecdh == NULL) { BIO_printf(bio_err, "unable to create curve (%s)\n", named_curve); @@ -981,29 +1560,37 @@ bad: } } - if (ecdh->group != NULL) + if (ecdh != NULL) { BIO_printf(bio_s_out,"Setting temp ECDH parameters\n"); } else { BIO_printf(bio_s_out,"Using default temp ECDH parameters\n"); - ecdh->group=EC_GROUP_new_by_nid(NID_sect163r2); - if (ecdh->group == NULL) + ecdh = EC_KEY_new_by_curve_name(NID_X9_62_prime256v1); + if (ecdh == NULL) { - BIO_printf(bio_err, "unable to create curve (sect163r2)\n"); + BIO_printf(bio_err, "unable to create curve (nistp256)\n"); goto end; } } (void)BIO_flush(bio_s_out); SSL_CTX_set_tmp_ecdh(ctx,ecdh); +#ifndef OPENSSL_NO_TLSEXT + if (ctx2) + SSL_CTX_set_tmp_ecdh(ctx2,ecdh); +#endif EC_KEY_free(ecdh); } #endif if (!set_cert_key_stuff(ctx,s_cert,s_key)) goto end; +#ifndef OPENSSL_NO_TLSEXT + if (ctx2 && !set_cert_key_stuff(ctx2,s_cert2,s_key2)) + goto end; +#endif if (s_dcert != NULL) { if (!set_cert_key_stuff(ctx,s_dcert,s_dkey)) @@ -1013,7 +1600,13 @@ bad: #ifndef OPENSSL_NO_RSA #if 1 if (!no_tmp_rsa) + { SSL_CTX_set_tmp_rsa_callback(ctx,tmp_rsa_cb); +#ifndef OPENSSL_NO_TLSEXT + if (ctx2) + SSL_CTX_set_tmp_rsa_callback(ctx2,tmp_rsa_cb); +#endif + } #else if (!no_tmp_rsa && SSL_CTX_need_tmp_RSA(ctx)) { @@ -1029,30 +1622,97 @@ bad: ERR_print_errors(bio_err); goto end; } +#ifndef OPENSSL_NO_TLSEXT + if (ctx2) + { + if (!SSL_CTX_set_tmp_rsa(ctx2,rsa)) + { + ERR_print_errors(bio_err); + goto end; + } + } +#endif RSA_free(rsa); BIO_printf(bio_s_out,"\n"); } #endif #endif - if (cipher != NULL) - if(!SSL_CTX_set_cipher_list(ctx,cipher)) { - BIO_printf(bio_err,"error setting cipher list\n"); +#ifndef OPENSSL_NO_PSK +#ifdef OPENSSL_NO_JPAKE + if (psk_key != NULL) +#else + if (psk_key != NULL || jpake_secret) +#endif + { + if (s_debug) + BIO_printf(bio_s_out, "PSK key given or JPAKE in use, setting server callback\n"); + SSL_CTX_set_psk_server_callback(ctx, psk_server_cb); + } + + if (!SSL_CTX_use_psk_identity_hint(ctx, psk_identity_hint)) + { + BIO_printf(bio_err,"error setting PSK identity hint to context\n"); ERR_print_errors(bio_err); goto end; - } + } +#endif + + if (cipher != NULL) + { + if(!SSL_CTX_set_cipher_list(ctx,cipher)) + { + BIO_printf(bio_err,"error setting cipher list\n"); + ERR_print_errors(bio_err); + goto end; + } +#ifndef OPENSSL_NO_TLSEXT + if (ctx2 && !SSL_CTX_set_cipher_list(ctx2,cipher)) + { + BIO_printf(bio_err,"error setting cipher list\n"); + ERR_print_errors(bio_err); + goto end; + } +#endif + } SSL_CTX_set_verify(ctx,s_server_verify,verify_callback); SSL_CTX_set_session_id_context(ctx,(void*)&s_server_session_id_context, sizeof s_server_session_id_context); + /* Set DTLS cookie generation and verification callbacks */ + SSL_CTX_set_cookie_generate_cb(ctx, generate_cookie_callback); + SSL_CTX_set_cookie_verify_cb(ctx, verify_cookie_callback); + +#ifndef OPENSSL_NO_TLSEXT + if (ctx2) + { + SSL_CTX_set_verify(ctx2,s_server_verify,verify_callback); + SSL_CTX_set_session_id_context(ctx2,(void*)&s_server_session_id_context, + sizeof s_server_session_id_context); + + tlsextcbp.biodebug = bio_s_out; + SSL_CTX_set_tlsext_servername_callback(ctx2, ssl_servername_cb); + SSL_CTX_set_tlsext_servername_arg(ctx2, &tlsextcbp); + SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb); + SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp); + } +#endif + if (CAfile != NULL) - SSL_CTX_set_client_CA_list(ctx,SSL_load_client_CA_file(CAfile)); + { + SSL_CTX_set_client_CA_list(ctx,SSL_load_client_CA_file(CAfile)); +#ifndef OPENSSL_NO_TLSEXT + if (ctx2) + SSL_CTX_set_client_CA_list(ctx2,SSL_load_client_CA_file(CAfile)); +#endif + } BIO_printf(bio_s_out,"ACCEPT\n"); + (void)BIO_flush(bio_s_out); if (www) - do_server(port,&accept_socket,www_body, context); + do_server(port,socket_type,&accept_socket,www_body, context); else - do_server(port,&accept_socket,sv_body, context); + do_server(port,socket_type,&accept_socket,sv_body, context); print_stats(bio_s_out,ctx); ret=0; end: @@ -1069,9 +1729,17 @@ end: OPENSSL_free(pass); if (dpass) OPENSSL_free(dpass); + free_sessions(); +#ifndef OPENSSL_NO_TLSEXT + if (ctx2 != NULL) SSL_CTX_free(ctx2); + if (s_cert2) + X509_free(s_cert2); + if (s_key2) + EVP_PKEY_free(s_key2); +#endif if (bio_s_out != NULL) { - BIO_free(bio_s_out); + BIO_free(bio_s_out); bio_s_out=NULL; } apps_shutdown(); @@ -1112,8 +1780,11 @@ static int sv_body(char *hostname, int s, unsigned char *context) unsigned long l; SSL *con=NULL; BIO *sbio; -#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) + struct timeval timeout; +#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5) struct timeval tv; +#else + struct timeval *timeoutp; #endif #ifdef OPENSSL_SYS_VMS int stdin_sock; @@ -1140,6 +1811,19 @@ static int sv_body(char *hostname, int s, unsigned char *context) if (con == NULL) { con=SSL_new(ctx); +#ifndef OPENSSL_NO_TLSEXT + if (s_tlsextdebug) + { + SSL_set_tlsext_debug_callback(con, tlsext_cb); + SSL_set_tlsext_debug_arg(con, bio_s_out); + } + if (s_tlsextstatus) + { + SSL_CTX_set_tlsext_status_cb(ctx, cert_status_cb); + tlscstatp.err = bio_err; + SSL_CTX_set_tlsext_status_arg(ctx, &tlscstatp); + } +#endif #ifndef OPENSSL_NO_KRB5 if ((con->kssl_ctx = kssl_ctx_new()) != NULL) { @@ -1154,8 +1838,43 @@ static int sv_body(char *hostname, int s, unsigned char *context) strlen((char *)context)); } SSL_clear(con); +#if 0 +#ifdef TLSEXT_TYPE_opaque_prf_input + SSL_set_tlsext_opaque_prf_input(con, "Test server", 11); +#endif +#endif + + if (SSL_version(con) == DTLS1_VERSION) + { + + sbio=BIO_new_dgram(s,BIO_NOCLOSE); + + if (enable_timeouts) + { + timeout.tv_sec = 0; + timeout.tv_usec = DGRAM_RCV_TIMEOUT; + BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout); + + timeout.tv_sec = 0; + timeout.tv_usec = DGRAM_SND_TIMEOUT; + BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout); + } + + if (socket_mtu > 28) + { + SSL_set_options(con, SSL_OP_NO_QUERY_MTU); + SSL_set_mtu(con, socket_mtu - 28); + } + else + /* want to do MTU discovery */ + BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL); + + /* turn on cookie exchange */ + SSL_set_options(con, SSL_OP_COOKIE_EXCHANGE); + } + else + sbio=BIO_new_socket(s,BIO_NOCLOSE); - sbio=BIO_new_socket(s,BIO_NOCLOSE); if (s_nbio_test) { BIO *test; @@ -1163,6 +1882,11 @@ static int sv_body(char *hostname, int s, unsigned char *context) test=BIO_new(BIO_f_nbio_test()); sbio=BIO_push(test,sbio); } +#ifndef OPENSSL_NO_JPAKE + if(jpake_secret) + jpake_server_auth(bio_s_out, sbio, jpake_secret); +#endif + SSL_set_bio(con,sbio,sbio); SSL_set_accept_state(con); /* SSL_set_fd(con,s); */ @@ -1171,13 +1895,20 @@ static int sv_body(char *hostname, int s, unsigned char *context) { con->debug=1; BIO_set_callback(SSL_get_rbio(con),bio_dump_callback); - BIO_set_callback_arg(SSL_get_rbio(con),bio_s_out); + BIO_set_callback_arg(SSL_get_rbio(con),(char *)bio_s_out); } if (s_msg) { SSL_set_msg_callback(con, msg_cb); SSL_set_msg_callback_arg(con, bio_s_out); } +#ifndef OPENSSL_NO_TLSEXT + if (s_tlsextdebug) + { + SSL_set_tlsext_debug_callback(con, tlsext_cb); + SSL_set_tlsext_debug_arg(con, bio_s_out); + } +#endif #ifdef OPENSSL_SYS_VMS if (stdin_sock > s) @@ -1196,16 +1927,10 @@ static int sv_body(char *hostname, int s, unsigned char *context) if (!read_from_sslcon) { FD_ZERO(&readfds); -#ifndef OPENSSL_SYS_WINDOWS -#ifdef OPENSSL_SYS_VMS - FD_SET(stdin_sock,&readfds); -#else -#if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE) - FD_SET(fileno(stdin),&readfds); +#if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE) && !defined(OPENSSL_SYS_BEOS_R5) + openssl_fdset(fileno(stdin),&readfds); #endif -#endif -#endif - FD_SET(s,&readfds); + openssl_fdset(s,&readfds); /* Note: under VMS with SOCKETSHR the second parameter is * currently of type (int *) whereas under other systems * it is (void *) if you don't have a cast it will choke @@ -1224,8 +1949,31 @@ static int sv_body(char *hostname, int s, unsigned char *context) if((i < 0) || (!i && !_kbhit() ) )continue; if(_kbhit()) read_from_terminal = 1; +#elif defined(OPENSSL_SYS_BEOS_R5) + /* Under BeOS-R5 the situation is similar to DOS */ + tv.tv_sec = 1; + tv.tv_usec = 0; + (void)fcntl(fileno(stdin), F_SETFL, O_NONBLOCK); + i=select(width,(void *)&readfds,NULL,NULL,&tv); + if ((i < 0) || (!i && read(fileno(stdin), buf, 0) < 0)) + continue; + if (read(fileno(stdin), buf, 0) >= 0) + read_from_terminal = 1; + (void)fcntl(fileno(stdin), F_SETFL, 0); #else - i=select(width,(void *)&readfds,NULL,NULL,NULL); + if ((SSL_version(con) == DTLS1_VERSION) && + DTLSv1_get_timeout(con, &timeout)) + timeoutp = &timeout; + else + timeoutp = NULL; + + i=select(width,(void *)&readfds,NULL,NULL,timeoutp); + + if ((SSL_version(con) == DTLS1_VERSION) && DTLSv1_handle_timeout(con) > 0) + { + BIO_printf(bio_err,"TIMEOUT occured\n"); + } + if (i <= 0) continue; #ifdef OPENSSL_SYS_VMS if (FD_ISSET(stdin_sock,&readfds)) @@ -1243,11 +1991,7 @@ static int sv_body(char *hostname, int s, unsigned char *context) { int j, lf_num; -#ifdef OPENSSL_SYS_VMS - i=recv(stdin_sock, buf, bufsize/2, 0); -#else - i=read(fileno(stdin), buf, bufsize/2); -#endif + i=raw_read_stdin(buf, bufsize/2); lf_num = 0; /* both loops are skipped when i <= 0 */ for (j = 0; j < i; j++) @@ -1266,11 +2010,7 @@ static int sv_body(char *hostname, int s, unsigned char *context) assert(lf_num == 0); } else -#ifdef OPENSSL_SYS_VMS - i=recv(stdin_sock,buf,bufsize, 0); -#else - i=read(fileno(stdin),buf,bufsize); -#endif + i=raw_read_stdin(buf,bufsize); if (!s_quiet) { if ((i <= 0) || (buf[0] == 'Q')) @@ -1284,11 +2024,13 @@ static int sv_body(char *hostname, int s, unsigned char *context) if ((i <= 0) || (buf[0] == 'q')) { BIO_printf(bio_s_out,"DONE\n"); - SHUTDOWN(s); + if (SSL_version(con) != DTLS1_VERSION) + SHUTDOWN(s); /* close_accept_socket(); ret= -11;*/ goto err; } + if ((buf[0] == 'r') && ((buf[1] == '\n') || (buf[1] == '\r'))) { @@ -1313,7 +2055,7 @@ static int sv_body(char *hostname, int s, unsigned char *context) } if (buf[0] == 'P') { - static char *str="Lets print some clear text\n"; + static const char *str="Lets print some clear text\n"; BIO_write(SSL_get_wbio(con),str,strlen(str)); } if (buf[0] == 'S') @@ -1385,7 +2127,7 @@ again: #ifdef CHARSET_EBCDIC ascii2ebcdic(buf,buf,i); #endif - write(fileno(stdout),buf, + raw_write_stdout(buf, (unsigned int)i); if (SSL_pending(con)) goto again; break; @@ -1409,13 +2151,16 @@ again: } } err: - BIO_printf(bio_s_out,"shutting down SSL\n"); + if (con != NULL) + { + BIO_printf(bio_s_out,"shutting down SSL\n"); #if 1 - SSL_set_shutdown(con,SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN); + SSL_set_shutdown(con,SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN); #else - SSL_shutdown(con); + SSL_shutdown(con); #endif - if (con != NULL) SSL_free(con); + SSL_free(con); + } BIO_printf(bio_s_out,"CONNECTION CLOSED\n"); if (buf != NULL) { @@ -1496,11 +2241,13 @@ static int init_ssl_connection(SSL *con) con->kssl_ctx->client_princ); } #endif /* OPENSSL_NO_KRB5 */ + BIO_printf(bio_s_out, "Secure Renegotiation IS%s supported\n", + SSL_get_secure_renegotiation_support(con) ? "" : " NOT"); return(1); } #ifndef OPENSSL_NO_DH -static DH *load_dh_param(char *dhfile) +static DH *load_dh_param(const char *dhfile) { DH *ret=NULL; BIO *bio; @@ -1540,9 +2287,8 @@ static int www_body(char *hostname, int s, unsigned char *context) char *buf=NULL; int ret=1; int i,j,k,blank,dot; - struct stat st_buf; SSL *con; - SSL_CIPHER *c; + const SSL_CIPHER *c; BIO *io,*ssl_bio,*sbio; long total_bytes; @@ -1568,6 +2314,13 @@ static int www_body(char *hostname, int s, unsigned char *context) if (!BIO_set_write_buffer_size(io,bufsize)) goto err; if ((con=SSL_new(ctx)) == NULL) goto err; +#ifndef OPENSSL_NO_TLSEXT + if (s_tlsextdebug) + { + SSL_set_tlsext_debug_callback(con, tlsext_cb); + SSL_set_tlsext_debug_arg(con, bio_s_out); + } +#endif #ifndef OPENSSL_NO_KRB5 if ((con->kssl_ctx = kssl_ctx_new()) != NULL) { @@ -1600,7 +2353,7 @@ static int www_body(char *hostname, int s, unsigned char *context) { con->debug=1; BIO_set_callback(SSL_get_rbio(con),bio_dump_callback); - BIO_set_callback_arg(SSL_get_rbio(con),bio_s_out); + BIO_set_callback_arg(SSL_get_rbio(con),(char *)bio_s_out); } if (s_msg) { @@ -1668,7 +2421,7 @@ static int www_body(char *hostname, int s, unsigned char *context) char *p; X509 *peer; STACK_OF(SSL_CIPHER) *sk; - static char *space=" "; + static const char *space=" "; BIO_puts(io,"HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n"); BIO_puts(io,"<HTML><BODY BGCOLOR=\"#ffffff\">\n"); @@ -1748,7 +2501,7 @@ static int www_body(char *hostname, int s, unsigned char *context) { BIO *file; char *p,*e; - static char *text="HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n"; + static const char *text="HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n"; /* skip the '/' */ p= &(buf[5]); @@ -1805,14 +2558,7 @@ static int www_body(char *hostname, int s, unsigned char *context) #endif /* if a directory, do the index thang */ - if (stat(p,&st_buf) < 0) - { - BIO_puts(io,text); - BIO_printf(io,"Error accessing '%s'\r\n",p); - ERR_print_errors(io); - break; - } - if (S_ISDIR(st_buf.st_mode)) + if (app_isdir(p)>0) { #if 0 /* must check buffer size */ strcat(p,"/index.html"); @@ -1975,3 +2721,115 @@ static int generate_session_id(const SSL *ssl, unsigned char *id, return 0; return 1; } + +/* By default s_server uses an in-memory cache which caches SSL_SESSION + * structures without any serialisation. This hides some bugs which only + * become apparent in deployed servers. By implementing a basic external + * session cache some issues can be debugged using s_server. + */ + +typedef struct simple_ssl_session_st + { + unsigned char *id; + int idlen; + unsigned char *der; + int derlen; + struct simple_ssl_session_st *next; + } simple_ssl_session; + +static simple_ssl_session *first = NULL; + +static int add_session(SSL *ssl, SSL_SESSION *session) + { + simple_ssl_session *sess; + unsigned char *p; + + sess = OPENSSL_malloc(sizeof(simple_ssl_session)); + + sess->idlen = session->session_id_length; + sess->derlen = i2d_SSL_SESSION(session, NULL); + + sess->id = BUF_memdup(session->session_id, sess->idlen); + + sess->der = OPENSSL_malloc(sess->derlen); + p = sess->der; + i2d_SSL_SESSION(session, &p); + + sess->next = first; + first = sess; + BIO_printf(bio_err, "New session added to external cache\n"); + return 0; + } + +static SSL_SESSION *get_session(SSL *ssl, unsigned char *id, int idlen, + int *do_copy) + { + simple_ssl_session *sess; + *do_copy = 0; + for (sess = first; sess; sess = sess->next) + { + if (idlen == sess->idlen && !memcmp(sess->id, id, idlen)) + { + const unsigned char *p = sess->der; + BIO_printf(bio_err, "Lookup session: cache hit\n"); + return d2i_SSL_SESSION(NULL, &p, sess->derlen); + } + } + BIO_printf(bio_err, "Lookup session: cache miss\n"); + return NULL; + } + +static void del_session(SSL_CTX *sctx, SSL_SESSION *session) + { + simple_ssl_session *sess, *prev = NULL; + unsigned char *id = session->session_id; + int idlen = session->session_id_length; + for (sess = first; sess; sess = sess->next) + { + if (idlen == sess->idlen && !memcmp(sess->id, id, idlen)) + { + if(prev) + prev->next = sess->next; + else + first = sess->next; + OPENSSL_free(sess->id); + OPENSSL_free(sess->der); + OPENSSL_free(sess); + return; + } + prev = sess; + } + } + +static void init_session_cache_ctx(SSL_CTX *sctx) + { + SSL_CTX_set_session_cache_mode(sctx, + SSL_SESS_CACHE_NO_INTERNAL|SSL_SESS_CACHE_SERVER); + SSL_CTX_sess_set_new_cb(sctx, add_session); + SSL_CTX_sess_set_get_cb(sctx, get_session); + SSL_CTX_sess_set_remove_cb(sctx, del_session); + } + +static void free_sessions(void) + { + simple_ssl_session *sess, *tsess; + for (sess = first; sess;) + { + OPENSSL_free(sess->id); + OPENSSL_free(sess->der); + tsess = sess; + sess = sess->next; + OPENSSL_free(tsess); + } + first = NULL; + } + + + + + + + + + + |