2 * Copyright 1995-2020 The OpenSSL Project Authors. All Rights Reserved.
3 * Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved
4 * Copyright 2005 Nokia. All rights reserved.
6 * Licensed under the Apache License 2.0 (the "License"). You may not use
7 * this file except in compliance with the License. You can obtain a copy
8 * in the file LICENSE in the source distribution or at
9 * https://www.openssl.org/source/license.html
17 /* Included before async.h to avoid some warnings */
21 #include <openssl/e_os2.h>
22 #include <openssl/async.h>
23 #include <openssl/ssl.h>
24 #include <openssl/decoder.h>
26 #ifndef OPENSSL_NO_SOCK
29 * With IPv6, it looks like Digital has mixed up the proper order of
30 * recursive header file inclusion, resulting in the compiler complaining
31 * that u_int isn't defined, but only if _POSIX_C_SOURCE is defined, which is
32 * needed to have fileno() declared correctly... So let's define u_int
34 #if defined(OPENSSL_SYS_VMS_DECC) && !defined(__U_INT)
36 typedef unsigned int u_int;
39 #include <openssl/bn.h>
42 #include <openssl/err.h>
43 #include <openssl/pem.h>
44 #include <openssl/x509.h>
45 #include <openssl/ssl.h>
46 #include <openssl/rand.h>
47 #include <openssl/ocsp.h>
49 # include <openssl/dh.h>
51 #ifndef OPENSSL_NO_RSA
52 # include <openssl/rsa.h>
54 #ifndef OPENSSL_NO_SRP
55 # include <openssl/srp.h>
60 #include <openssl/ebcdic.h>
62 #include "internal/sockets.h"
64 static int not_resumable_sess_cb(SSL *s, int is_forward_secure);
65 static int sv_body(int s, int stype, int prot, unsigned char *context);
66 static int www_body(int s, int stype, int prot, unsigned char *context);
67 static int rev_body(int s, int stype, int prot, unsigned char *context);
68 static void close_accept_socket(void);
69 static int init_ssl_connection(SSL *s);
70 static void print_stats(BIO *bp, SSL_CTX *ctx);
71 static int generate_session_id(SSL *ssl, unsigned char *id,
72 unsigned int *id_len);
73 static void init_session_cache_ctx(SSL_CTX *sctx);
74 static void free_sessions(void);
75 static void print_connection_info(SSL *con);
77 static const int bufsize = 16 * 1024;
78 static int accept_socket = -1;
80 #define TEST_CERT "server.pem"
81 #define TEST_CERT2 "server2.pem"
83 static int s_nbio = 0;
84 static int s_nbio_test = 0;
85 static int s_crlf = 0;
86 static SSL_CTX *ctx = NULL;
87 static SSL_CTX *ctx2 = NULL;
90 static BIO *bio_s_out = NULL;
91 static BIO *bio_s_msg = NULL;
92 static int s_debug = 0;
93 static int s_tlsextdebug = 0;
95 static int s_quiet = 0;
96 static int s_ign_eof = 0;
97 static int s_brief = 0;
99 static char *keymatexportlabel = NULL;
100 static int keymatexportlen = 20;
102 static int async = 0;
104 static int use_sendfile = 0;
106 static const char *session_id_prefix = NULL;
108 #ifndef OPENSSL_NO_DTLS
109 static int enable_timeouts = 0;
110 static long socket_mtu;
114 * We define this but make it always be 0 in no-dtls builds to simplify the
117 static int dtlslisten = 0;
118 static int stateless = 0;
120 static int early_data = 0;
121 static SSL_SESSION *psksess = NULL;
123 static char *psk_identity = "Client_identity";
124 char *psk_key = NULL; /* by default PSK is not used */
126 static char http_server_binmode = 0; /* for now: 0/1 = default/binary */
128 #ifndef OPENSSL_NO_PSK
129 static unsigned int psk_server_cb(SSL *ssl, const char *identity,
131 unsigned int max_psk_len)
137 BIO_printf(bio_s_out, "psk_server_cb\n");
138 if (identity == NULL) {
139 BIO_printf(bio_err, "Error: client did not send PSK identity\n");
143 BIO_printf(bio_s_out, "identity_len=%d identity=%s\n",
144 (int)strlen(identity), identity);
146 /* here we could lookup the given identity e.g. from a database */
147 if (strcmp(identity, psk_identity) != 0) {
148 BIO_printf(bio_s_out, "PSK warning: client identity not what we expected"
149 " (got '%s' expected '%s')\n", identity, psk_identity);
152 BIO_printf(bio_s_out, "PSK client identity found\n");
155 /* convert the PSK key to binary */
156 key = OPENSSL_hexstr2buf(psk_key, &key_len);
158 BIO_printf(bio_err, "Could not convert PSK key '%s' to buffer\n",
162 if (key_len > (int)max_psk_len) {
164 "psk buffer of callback is too small (%d) for key (%ld)\n",
165 max_psk_len, key_len);
170 memcpy(psk, key, key_len);
174 BIO_printf(bio_s_out, "fetched PSK len=%ld\n", key_len);
178 BIO_printf(bio_err, "Error in PSK server callback\n");
179 (void)BIO_flush(bio_err);
180 (void)BIO_flush(bio_s_out);
185 static int psk_find_session_cb(SSL *ssl, const unsigned char *identity,
186 size_t identity_len, SSL_SESSION **sess)
188 SSL_SESSION *tmpsess = NULL;
191 const SSL_CIPHER *cipher = NULL;
193 if (strlen(psk_identity) != identity_len
194 || memcmp(psk_identity, identity, identity_len) != 0) {
199 if (psksess != NULL) {
200 SSL_SESSION_up_ref(psksess);
205 key = OPENSSL_hexstr2buf(psk_key, &key_len);
207 BIO_printf(bio_err, "Could not convert PSK key '%s' to buffer\n",
212 /* We default to SHA256 */
213 cipher = SSL_CIPHER_find(ssl, tls13_aes128gcmsha256_id);
214 if (cipher == NULL) {
215 BIO_printf(bio_err, "Error finding suitable ciphersuite\n");
220 tmpsess = SSL_SESSION_new();
222 || !SSL_SESSION_set1_master_key(tmpsess, key, key_len)
223 || !SSL_SESSION_set_cipher(tmpsess, cipher)
224 || !SSL_SESSION_set_protocol_version(tmpsess, SSL_version(ssl))) {
234 #ifndef OPENSSL_NO_SRP
235 /* This is a context that we pass to callbacks */
236 typedef struct srpsrvparm_st {
241 static srpsrvparm srp_callback_parm;
244 * This callback pretends to require some asynchronous logic in order to
245 * obtain a verifier. When the callback is called for a new connection we
246 * return with a negative value. This will provoke the accept etc to return
247 * with an LOOKUP_X509. The main logic of the reinvokes the suspended call
248 * (which would normally occur after a worker has finished) and we set the
251 static int ssl_srp_server_param_cb(SSL *s, int *ad, void *arg)
253 srpsrvparm *p = (srpsrvparm *) arg;
254 int ret = SSL3_AL_FATAL;
256 if (p->login == NULL && p->user == NULL) {
257 p->login = SSL_get_srp_username(s);
258 BIO_printf(bio_err, "SRP username = \"%s\"\n", p->login);
262 if (p->user == NULL) {
263 BIO_printf(bio_err, "User %s doesn't exist\n", p->login);
267 if (SSL_set_srp_server_param
268 (s, p->user->N, p->user->g, p->user->s, p->user->v,
269 p->user->info) < 0) {
270 *ad = SSL_AD_INTERNAL_ERROR;
274 "SRP parameters set: username = \"%s\" info=\"%s\" \n",
275 p->login, p->user->info);
276 ret = SSL_ERROR_NONE;
279 SRP_user_pwd_free(p->user);
287 static int local_argc = 0;
288 static char **local_argv;
290 #ifdef CHARSET_EBCDIC
291 static int ebcdic_new(BIO *bi);
292 static int ebcdic_free(BIO *a);
293 static int ebcdic_read(BIO *b, char *out, int outl);
294 static int ebcdic_write(BIO *b, const char *in, int inl);
295 static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr);
296 static int ebcdic_gets(BIO *bp, char *buf, int size);
297 static int ebcdic_puts(BIO *bp, const char *str);
299 # define BIO_TYPE_EBCDIC_FILTER (18|0x0200)
300 static BIO_METHOD *methods_ebcdic = NULL;
302 /* This struct is "unwarranted chumminess with the compiler." */
308 static const BIO_METHOD *BIO_f_ebcdic_filter()
310 if (methods_ebcdic == NULL) {
311 methods_ebcdic = BIO_meth_new(BIO_TYPE_EBCDIC_FILTER,
312 "EBCDIC/ASCII filter");
313 if (methods_ebcdic == NULL
314 || !BIO_meth_set_write(methods_ebcdic, ebcdic_write)
315 || !BIO_meth_set_read(methods_ebcdic, ebcdic_read)
316 || !BIO_meth_set_puts(methods_ebcdic, ebcdic_puts)
317 || !BIO_meth_set_gets(methods_ebcdic, ebcdic_gets)
318 || !BIO_meth_set_ctrl(methods_ebcdic, ebcdic_ctrl)
319 || !BIO_meth_set_create(methods_ebcdic, ebcdic_new)
320 || !BIO_meth_set_destroy(methods_ebcdic, ebcdic_free))
323 return methods_ebcdic;
326 static int ebcdic_new(BIO *bi)
328 EBCDIC_OUTBUFF *wbuf;
330 wbuf = app_malloc(sizeof(*wbuf) + 1024, "ebcdic wbuf");
331 wbuf->alloced = 1024;
332 wbuf->buff[0] = '\0';
334 BIO_set_data(bi, wbuf);
339 static int ebcdic_free(BIO *a)
341 EBCDIC_OUTBUFF *wbuf;
345 wbuf = BIO_get_data(a);
347 BIO_set_data(a, NULL);
353 static int ebcdic_read(BIO *b, char *out, int outl)
356 BIO *next = BIO_next(b);
358 if (out == NULL || outl == 0)
363 ret = BIO_read(next, out, outl);
365 ascii2ebcdic(out, out, ret);
369 static int ebcdic_write(BIO *b, const char *in, int inl)
371 EBCDIC_OUTBUFF *wbuf;
372 BIO *next = BIO_next(b);
376 if ((in == NULL) || (inl <= 0))
381 wbuf = (EBCDIC_OUTBUFF *) BIO_get_data(b);
383 if (inl > (num = wbuf->alloced)) {
384 num = num + num; /* double the size */
388 wbuf = app_malloc(sizeof(*wbuf) + num, "grow ebcdic wbuf");
391 wbuf->buff[0] = '\0';
393 BIO_set_data(b, wbuf);
396 ebcdic2ascii(wbuf->buff, in, inl);
398 ret = BIO_write(next, wbuf->buff, inl);
403 static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr)
406 BIO *next = BIO_next(b);
415 ret = BIO_ctrl(next, cmd, num, ptr);
421 static int ebcdic_gets(BIO *bp, char *buf, int size)
424 BIO *next = BIO_next(bp);
428 /* return(BIO_gets(bp->next_bio,buf,size));*/
429 for (i = 0; i < size - 1; ++i) {
430 ret = ebcdic_read(bp, &buf[i], 1);
433 else if (buf[i] == '\n') {
440 return (ret < 0 && i == 0) ? ret : i;
443 static int ebcdic_puts(BIO *bp, const char *str)
445 if (BIO_next(bp) == NULL)
447 return ebcdic_write(bp, str, strlen(str));
451 /* This is a context that we pass to callbacks */
452 typedef struct tlsextctx_st {
458 static int ssl_servername_cb(SSL *s, int *ad, void *arg)
460 tlsextctx *p = (tlsextctx *) arg;
461 const char *servername = SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
463 if (servername != NULL && p->biodebug != NULL) {
464 const char *cp = servername;
467 BIO_printf(p->biodebug, "Hostname in TLS extension: \"");
468 while ((uc = *cp++) != 0)
469 BIO_printf(p->biodebug,
470 (((uc) & ~127) == 0) && isprint(uc) ? "%c" : "\\x%02x", uc);
471 BIO_printf(p->biodebug, "\"\n");
474 if (p->servername == NULL)
475 return SSL_TLSEXT_ERR_NOACK;
477 if (servername != NULL) {
478 if (strcasecmp(servername, p->servername))
479 return p->extension_error;
481 BIO_printf(p->biodebug, "Switching server context.\n");
482 SSL_set_SSL_CTX(s, ctx2);
485 return SSL_TLSEXT_ERR_OK;
488 /* Structure passed to cert status callback */
489 typedef struct tlsextstatusctx_st {
491 /* File to load OCSP Response from (or NULL if no file) */
493 /* Default responder to use */
494 char *host, *path, *port;
499 static tlsextstatusctx tlscstatp = { -1 };
501 #ifndef OPENSSL_NO_OCSP
504 * Helper function to get an OCSP_RESPONSE from a responder. This is a
505 * simplified version. It examines certificates each time and makes one OCSP
506 * responder query for each request. A full version would store details such as
507 * the OCSP certificate IDs and minimise the number of OCSP responses by caching
508 * them until they were considered "expired".
510 static int get_ocsp_resp_from_responder(SSL *s, tlsextstatusctx *srctx,
511 OCSP_RESPONSE **resp)
513 char *host = NULL, *port = NULL, *path = NULL;
515 STACK_OF(OPENSSL_STRING) *aia = NULL;
517 X509_STORE_CTX *inctx = NULL;
519 OCSP_REQUEST *req = NULL;
520 OCSP_CERTID *id = NULL;
521 STACK_OF(X509_EXTENSION) *exts;
522 int ret = SSL_TLSEXT_ERR_NOACK;
525 /* Build up OCSP query from server certificate */
526 x = SSL_get_certificate(s);
527 aia = X509_get1_ocsp(x);
529 if (!OSSL_HTTP_parse_url(sk_OPENSSL_STRING_value(aia, 0),
530 &host, &port, NULL, &path, &use_ssl)) {
531 BIO_puts(bio_err, "cert_status: can't parse AIA URL\n");
535 BIO_printf(bio_err, "cert_status: AIA URL: %s\n",
536 sk_OPENSSL_STRING_value(aia, 0));
538 if (srctx->host == NULL) {
540 "cert_status: no AIA and no default responder URL\n");
546 use_ssl = srctx->use_ssl;
549 inctx = X509_STORE_CTX_new();
552 if (!X509_STORE_CTX_init(inctx,
553 SSL_CTX_get_cert_store(SSL_get_SSL_CTX(s)),
556 obj = X509_STORE_CTX_get_obj_by_subject(inctx, X509_LU_X509,
557 X509_get_issuer_name(x));
559 BIO_puts(bio_err, "cert_status: Can't retrieve issuer certificate.\n");
562 id = OCSP_cert_to_id(NULL, x, X509_OBJECT_get0_X509(obj));
563 X509_OBJECT_free(obj);
566 req = OCSP_REQUEST_new();
569 if (!OCSP_request_add0_id(req, id))
572 /* Add any extensions to the request */
573 SSL_get_tlsext_status_exts(s, &exts);
574 for (i = 0; i < sk_X509_EXTENSION_num(exts); i++) {
575 X509_EXTENSION *ext = sk_X509_EXTENSION_value(exts, i);
576 if (!OCSP_REQUEST_add_ext(req, ext, -1))
579 *resp = process_responder(req, host, path, port, use_ssl, NULL,
582 BIO_puts(bio_err, "cert_status: error querying responder\n");
586 ret = SSL_TLSEXT_ERR_OK;
590 ret = SSL_TLSEXT_ERR_ALERT_FATAL;
593 * If we parsed aia we need to free; otherwise they were copied and we
600 X509_email_free(aia);
602 OCSP_CERTID_free(id);
603 OCSP_REQUEST_free(req);
604 X509_STORE_CTX_free(inctx);
609 * Certificate Status callback. This is called when a client includes a
610 * certificate status request extension. The response is either obtained from a
611 * file, or from an OCSP responder.
613 static int cert_status_cb(SSL *s, void *arg)
615 tlsextstatusctx *srctx = arg;
616 OCSP_RESPONSE *resp = NULL;
617 unsigned char *rspder = NULL;
619 int ret = SSL_TLSEXT_ERR_ALERT_FATAL;
622 BIO_puts(bio_err, "cert_status: callback called\n");
624 if (srctx->respin != NULL) {
625 BIO *derbio = bio_open_default(srctx->respin, 'r', FORMAT_ASN1);
626 if (derbio == NULL) {
627 BIO_puts(bio_err, "cert_status: Cannot open OCSP response file\n");
630 resp = d2i_OCSP_RESPONSE_bio(derbio, NULL);
633 BIO_puts(bio_err, "cert_status: Error reading OCSP response\n");
637 ret = get_ocsp_resp_from_responder(s, srctx, &resp);
638 if (ret != SSL_TLSEXT_ERR_OK)
642 rspderlen = i2d_OCSP_RESPONSE(resp, &rspder);
646 SSL_set_tlsext_status_ocsp_resp(s, rspder, rspderlen);
647 if (srctx->verbose) {
648 BIO_puts(bio_err, "cert_status: ocsp response sent:\n");
649 OCSP_RESPONSE_print(bio_err, resp, 2);
652 ret = SSL_TLSEXT_ERR_OK;
655 if (ret != SSL_TLSEXT_ERR_OK)
656 ERR_print_errors(bio_err);
658 OCSP_RESPONSE_free(resp);
664 #ifndef OPENSSL_NO_NEXTPROTONEG
665 /* This is the context that we pass to next_proto_cb */
666 typedef struct tlsextnextprotoctx_st {
669 } tlsextnextprotoctx;
671 static int next_proto_cb(SSL *s, const unsigned char **data,
672 unsigned int *len, void *arg)
674 tlsextnextprotoctx *next_proto = arg;
676 *data = next_proto->data;
677 *len = next_proto->len;
679 return SSL_TLSEXT_ERR_OK;
681 #endif /* ndef OPENSSL_NO_NEXTPROTONEG */
683 /* This the context that we pass to alpn_cb */
684 typedef struct tlsextalpnctx_st {
689 static int alpn_cb(SSL *s, const unsigned char **out, unsigned char *outlen,
690 const unsigned char *in, unsigned int inlen, void *arg)
692 tlsextalpnctx *alpn_ctx = arg;
695 /* We can assume that |in| is syntactically valid. */
697 BIO_printf(bio_s_out, "ALPN protocols advertised by the client: ");
698 for (i = 0; i < inlen;) {
700 BIO_write(bio_s_out, ", ", 2);
701 BIO_write(bio_s_out, &in[i + 1], in[i]);
704 BIO_write(bio_s_out, "\n", 1);
707 if (SSL_select_next_proto
708 ((unsigned char **)out, outlen, alpn_ctx->data, alpn_ctx->len, in,
709 inlen) != OPENSSL_NPN_NEGOTIATED) {
710 return SSL_TLSEXT_ERR_ALERT_FATAL;
714 BIO_printf(bio_s_out, "ALPN protocols selected: ");
715 BIO_write(bio_s_out, *out, *outlen);
716 BIO_write(bio_s_out, "\n", 1);
719 return SSL_TLSEXT_ERR_OK;
722 static int not_resumable_sess_cb(SSL *s, int is_forward_secure)
724 /* disable resumption for sessions with forward secure ciphers */
725 return is_forward_secure;
728 typedef enum OPTION_choice {
729 OPT_ERR = -1, OPT_EOF = 0, OPT_HELP, OPT_ENGINE,
730 OPT_4, OPT_6, OPT_ACCEPT, OPT_PORT, OPT_UNIX, OPT_UNLINK, OPT_NACCEPT,
731 OPT_VERIFY, OPT_NAMEOPT, OPT_UPPER_V_VERIFY, OPT_CONTEXT, OPT_CERT, OPT_CRL,
732 OPT_CRL_DOWNLOAD, OPT_SERVERINFO, OPT_CERTFORM, OPT_KEY, OPT_KEYFORM,
733 OPT_PASS, OPT_CERT_CHAIN, OPT_DHPARAM, OPT_DCERTFORM, OPT_DCERT,
734 OPT_DKEYFORM, OPT_DPASS, OPT_DKEY, OPT_DCERT_CHAIN, OPT_NOCERT,
735 OPT_CAPATH, OPT_NOCAPATH, OPT_CHAINCAPATH, OPT_VERIFYCAPATH, OPT_NO_CACHE,
736 OPT_EXT_CACHE, OPT_CRLFORM, OPT_VERIFY_RET_ERROR, OPT_VERIFY_QUIET,
737 OPT_BUILD_CHAIN, OPT_CAFILE, OPT_NOCAFILE, OPT_CHAINCAFILE,
739 OPT_CASTORE, OPT_NOCASTORE, OPT_CHAINCASTORE, OPT_VERIFYCASTORE,
740 OPT_NBIO, OPT_NBIO_TEST, OPT_IGN_EOF, OPT_NO_IGN_EOF,
741 OPT_DEBUG, OPT_TLSEXTDEBUG, OPT_STATUS, OPT_STATUS_VERBOSE,
742 OPT_STATUS_TIMEOUT, OPT_STATUS_URL, OPT_STATUS_FILE, OPT_MSG, OPT_MSGFILE,
743 OPT_TRACE, OPT_SECURITY_DEBUG, OPT_SECURITY_DEBUG_VERBOSE, OPT_STATE,
744 OPT_CRLF, OPT_QUIET, OPT_BRIEF, OPT_NO_DHE,
745 OPT_NO_RESUME_EPHEMERAL, OPT_PSK_IDENTITY, OPT_PSK_HINT, OPT_PSK,
746 OPT_PSK_SESS, OPT_SRPVFILE, OPT_SRPUSERSEED, OPT_REV, OPT_WWW,
747 OPT_UPPER_WWW, OPT_HTTP, OPT_ASYNC, OPT_SSL_CONFIG,
748 OPT_MAX_SEND_FRAG, OPT_SPLIT_SEND_FRAG, OPT_MAX_PIPELINES, OPT_READ_BUF,
749 OPT_SSL3, OPT_TLS1_3, OPT_TLS1_2, OPT_TLS1_1, OPT_TLS1, OPT_DTLS, OPT_DTLS1,
750 OPT_DTLS1_2, OPT_SCTP, OPT_TIMEOUT, OPT_MTU, OPT_LISTEN, OPT_STATELESS,
751 OPT_ID_PREFIX, OPT_SERVERNAME, OPT_SERVERNAME_FATAL,
752 OPT_CERT2, OPT_KEY2, OPT_NEXTPROTONEG, OPT_ALPN, OPT_SENDFILE,
753 OPT_SRTP_PROFILES, OPT_KEYMATEXPORT, OPT_KEYMATEXPORTLEN,
754 OPT_KEYLOG_FILE, OPT_MAX_EARLY, OPT_RECV_MAX_EARLY, OPT_EARLY_DATA,
755 OPT_S_NUM_TICKETS, OPT_ANTI_REPLAY, OPT_NO_ANTI_REPLAY, OPT_SCTP_LABEL_BUG,
756 OPT_HTTP_SERVER_BINMODE, OPT_NOCANAMES, OPT_IGNORE_UNEXPECTED_EOF,
764 const OPTIONS s_server_options[] = {
765 OPT_SECTION("General"),
766 {"help", OPT_HELP, '-', "Display this summary"},
767 {"ssl_config", OPT_SSL_CONFIG, 's',
768 "Configure SSL_CTX using the configuration 'val'"},
769 #ifndef OPENSSL_NO_SSL_TRACE
770 {"trace", OPT_TRACE, '-', "trace protocol messages"},
772 #ifndef OPENSSL_NO_ENGINE
773 {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
776 OPT_SECTION("Network"),
777 {"port", OPT_PORT, 'p',
778 "TCP/IP port to listen on for connections (default is " PORT ")"},
779 {"accept", OPT_ACCEPT, 's',
780 "TCP/IP optional host and port to listen on for connections (default is *:" PORT ")"},
782 {"unix", OPT_UNIX, 's', "Unix domain socket to accept on"},
783 {"unlink", OPT_UNLINK, '-', "For -unix, unlink existing socket first"},
785 {"4", OPT_4, '-', "Use IPv4 only"},
786 {"6", OPT_6, '-', "Use IPv6 only"},
788 OPT_SECTION("Identity"),
789 {"context", OPT_CONTEXT, 's', "Set session ID context"},
790 {"CAfile", OPT_CAFILE, '<', "PEM format file of CA's"},
791 {"CApath", OPT_CAPATH, '/', "PEM format directory of CA's"},
792 {"CAstore", OPT_CASTORE, ':', "URI to store of CA's"},
793 {"no-CAfile", OPT_NOCAFILE, '-',
794 "Do not load the default certificates file"},
795 {"no-CApath", OPT_NOCAPATH, '-',
796 "Do not load certificates from the default certificates directory"},
797 {"no-CAstore", OPT_NOCASTORE, '-',
798 "Do not load certificates from the default certificates store URI"},
799 {"nocert", OPT_NOCERT, '-', "Don't use any certificates (Anon-DH)"},
800 {"verify", OPT_VERIFY, 'n', "Turn on peer certificate verification"},
801 {"Verify", OPT_UPPER_V_VERIFY, 'n',
802 "Turn on peer certificate verification, must have a cert"},
803 {"nameopt", OPT_NAMEOPT, 's', "Certificate subject/issuer name printing options"},
804 {"cert", OPT_CERT, '<', "Server certificate file to use; default " TEST_CERT},
805 {"cert2", OPT_CERT2, '<',
806 "Certificate file to use for servername; default " TEST_CERT2},
807 {"certform", OPT_CERTFORM, 'F',
808 "Server certificate file format (PEM/DER/P12); has no effect"},
809 {"cert_chain", OPT_CERT_CHAIN, '<',
810 "Server certificate chain file in PEM format"},
811 {"build_chain", OPT_BUILD_CHAIN, '-', "Build server certificate chain"},
812 {"serverinfo", OPT_SERVERINFO, 's',
813 "PEM serverinfo file for certificate"},
814 {"key", OPT_KEY, 's',
815 "Private key file to use; default is -cert file or else" TEST_CERT},
816 {"key2", OPT_KEY2, '<',
817 "-Private Key file to use for servername if not in -cert2"},
818 {"keyform", OPT_KEYFORM, 'f', "Key format (ENGINE, other values ignored)"},
819 {"pass", OPT_PASS, 's', "Private key and cert file pass phrase source"},
820 {"dcert", OPT_DCERT, '<',
821 "Second server certificate file to use (usually for DSA)"},
822 {"dcertform", OPT_DCERTFORM, 'F',
823 "Second server certificate file format (PEM/DER/P12); has no effect"},
824 {"dcert_chain", OPT_DCERT_CHAIN, '<',
825 "second server certificate chain file in PEM format"},
826 {"dkey", OPT_DKEY, '<',
827 "Second private key file to use (usually for DSA)"},
828 {"dkeyform", OPT_DKEYFORM, 'F',
829 "Second key file format (ENGINE, other values ignored)"},
830 {"dpass", OPT_DPASS, 's',
831 "Second private key and cert file pass phrase source"},
832 {"dhparam", OPT_DHPARAM, '<', "DH parameters file to use"},
833 {"servername", OPT_SERVERNAME, 's',
834 "Servername for HostName TLS extension"},
835 {"servername_fatal", OPT_SERVERNAME_FATAL, '-',
836 "mismatch send fatal alert (default warning alert)"},
837 {"nbio_test", OPT_NBIO_TEST, '-', "Test with the non-blocking test bio"},
838 {"crlf", OPT_CRLF, '-', "Convert LF from terminal into CRLF"},
839 {"quiet", OPT_QUIET, '-', "No server output"},
840 {"no_resume_ephemeral", OPT_NO_RESUME_EPHEMERAL, '-',
841 "Disable caching and tickets if ephemeral (EC)DH is used"},
842 {"www", OPT_WWW, '-', "Respond to a 'GET /' with a status page"},
843 {"WWW", OPT_UPPER_WWW, '-', "Respond to a 'GET with the file ./path"},
844 {"ignore_unexpected_eof", OPT_IGNORE_UNEXPECTED_EOF, '-',
845 "Do not treat lack of close_notify from a peer as an error"},
846 {"tlsextdebug", OPT_TLSEXTDEBUG, '-',
847 "Hex dump of all TLS extensions received"},
848 {"HTTP", OPT_HTTP, '-', "Like -WWW but ./path includes HTTP headers"},
849 {"id_prefix", OPT_ID_PREFIX, 's',
850 "Generate SSL/TLS session IDs prefixed by arg"},
851 {"keymatexport", OPT_KEYMATEXPORT, 's',
852 "Export keying material using label"},
853 {"keymatexportlen", OPT_KEYMATEXPORTLEN, 'p',
854 "Export len bytes of keying material; default 20"},
855 {"CRL", OPT_CRL, '<', "CRL file to use"},
856 {"CRLform", OPT_CRLFORM, 'F', "CRL file format (PEM or DER); default PEM"},
857 {"crl_download", OPT_CRL_DOWNLOAD, '-',
858 "Download CRLs from distribution points in certificate CDP entries"},
859 {"chainCAfile", OPT_CHAINCAFILE, '<',
860 "CA file for certificate chain (PEM format)"},
861 {"chainCApath", OPT_CHAINCAPATH, '/',
862 "use dir as certificate store path to build CA certificate chain"},
863 {"chainCAstore", OPT_CHAINCASTORE, ':',
864 "use URI as certificate store to build CA certificate chain"},
865 {"verifyCAfile", OPT_VERIFYCAFILE, '<',
866 "CA file for certificate verification (PEM format)"},
867 {"verifyCApath", OPT_VERIFYCAPATH, '/',
868 "use dir as certificate store path to verify CA certificate"},
869 {"verifyCAstore", OPT_VERIFYCASTORE, ':',
870 "use URI as certificate store to verify CA certificate"},
871 {"no_cache", OPT_NO_CACHE, '-', "Disable session cache"},
872 {"ext_cache", OPT_EXT_CACHE, '-',
873 "Disable internal cache, setup and use external cache"},
874 {"verify_return_error", OPT_VERIFY_RET_ERROR, '-',
875 "Close connection on verification error"},
876 {"verify_quiet", OPT_VERIFY_QUIET, '-',
877 "No verify output except verify errors"},
878 {"ign_eof", OPT_IGN_EOF, '-', "ignore input eof (default when -quiet)"},
879 {"no_ign_eof", OPT_NO_IGN_EOF, '-', "Do not ignore input eof"},
881 #ifndef OPENSSL_NO_OCSP
883 {"status", OPT_STATUS, '-', "Request certificate status from server"},
884 {"status_verbose", OPT_STATUS_VERBOSE, '-',
885 "Print more output in certificate status callback"},
886 {"status_timeout", OPT_STATUS_TIMEOUT, 'n',
887 "Status request responder timeout"},
888 {"status_url", OPT_STATUS_URL, 's', "Status request fallback URL"},
889 {"status_file", OPT_STATUS_FILE, '<',
890 "File containing DER encoded OCSP Response"},
893 OPT_SECTION("Debug"),
894 {"security_debug", OPT_SECURITY_DEBUG, '-',
895 "Print output from SSL/TLS security framework"},
896 {"security_debug_verbose", OPT_SECURITY_DEBUG_VERBOSE, '-',
897 "Print more output from SSL/TLS security framework"},
898 {"brief", OPT_BRIEF, '-',
899 "Restrict output to brief summary of connection parameters"},
900 {"rev", OPT_REV, '-',
901 "act as a simple test server which just sends back with the received text reversed"},
902 {"debug", OPT_DEBUG, '-', "Print more output"},
903 {"msg", OPT_MSG, '-', "Show protocol messages"},
904 {"msgfile", OPT_MSGFILE, '>',
905 "File to send output of -msg or -trace, instead of stdout"},
906 {"state", OPT_STATE, '-', "Print the SSL states"},
907 {"async", OPT_ASYNC, '-', "Operate in asynchronous mode"},
908 {"max_pipelines", OPT_MAX_PIPELINES, 'p',
909 "Maximum number of encrypt/decrypt pipelines to be used"},
910 {"naccept", OPT_NACCEPT, 'p', "Terminate after #num connections"},
911 {"keylogfile", OPT_KEYLOG_FILE, '>', "Write TLS secrets to file"},
913 OPT_SECTION("Network"),
914 {"nbio", OPT_NBIO, '-', "Use non-blocking IO"},
915 {"timeout", OPT_TIMEOUT, '-', "Enable timeouts"},
916 {"mtu", OPT_MTU, 'p', "Set link layer MTU"},
917 {"read_buf", OPT_READ_BUF, 'p',
918 "Default read buffer size to be used for connections"},
919 {"split_send_frag", OPT_SPLIT_SEND_FRAG, 'p',
920 "Size used to split data for encrypt pipelines"},
921 {"max_send_frag", OPT_MAX_SEND_FRAG, 'p', "Maximum Size of send frames "},
923 OPT_SECTION("Server identity"),
924 {"psk_identity", OPT_PSK_IDENTITY, 's', "PSK identity to expect"},
925 #ifndef OPENSSL_NO_PSK
926 {"psk_hint", OPT_PSK_HINT, 's', "PSK identity hint to use"},
928 {"psk", OPT_PSK, 's', "PSK in hex (without 0x)"},
929 {"psk_session", OPT_PSK_SESS, '<', "File to read PSK SSL session from"},
930 #ifndef OPENSSL_NO_SRP
931 {"srpvfile", OPT_SRPVFILE, '<', "The verifier file for SRP"},
932 {"srpuserseed", OPT_SRPUSERSEED, 's',
933 "A seed string for a default user salt"},
936 OPT_SECTION("Protocol and version"),
937 {"max_early_data", OPT_MAX_EARLY, 'n',
938 "The maximum number of bytes of early data as advertised in tickets"},
939 {"recv_max_early_data", OPT_RECV_MAX_EARLY, 'n',
940 "The maximum number of bytes of early data (hard limit)"},
941 {"early_data", OPT_EARLY_DATA, '-', "Attempt to read early data"},
942 {"num_tickets", OPT_S_NUM_TICKETS, 'n',
943 "The number of TLSv1.3 session tickets that a server will automatically issue" },
944 {"anti_replay", OPT_ANTI_REPLAY, '-', "Switch on anti-replay protection (default)"},
945 {"no_anti_replay", OPT_NO_ANTI_REPLAY, '-', "Switch off anti-replay protection"},
946 {"http_server_binmode", OPT_HTTP_SERVER_BINMODE, '-', "opening files in binary mode when acting as http server (-WWW and -HTTP)"},
947 {"no_ca_names", OPT_NOCANAMES, '-',
948 "Disable TLS Extension CA Names"},
949 {"stateless", OPT_STATELESS, '-', "Require TLSv1.3 cookies"},
950 #ifndef OPENSSL_NO_SSL3
951 {"ssl3", OPT_SSL3, '-', "Just talk SSLv3"},
953 #ifndef OPENSSL_NO_TLS1
954 {"tls1", OPT_TLS1, '-', "Just talk TLSv1"},
956 #ifndef OPENSSL_NO_TLS1_1
957 {"tls1_1", OPT_TLS1_1, '-', "Just talk TLSv1.1"},
959 #ifndef OPENSSL_NO_TLS1_2
960 {"tls1_2", OPT_TLS1_2, '-', "just talk TLSv1.2"},
962 #ifndef OPENSSL_NO_TLS1_3
963 {"tls1_3", OPT_TLS1_3, '-', "just talk TLSv1.3"},
965 #ifndef OPENSSL_NO_DTLS
966 {"dtls", OPT_DTLS, '-', "Use any DTLS version"},
967 {"listen", OPT_LISTEN, '-',
968 "Listen for a DTLS ClientHello with a cookie and then connect"},
970 #ifndef OPENSSL_NO_DTLS1
971 {"dtls1", OPT_DTLS1, '-', "Just talk DTLSv1"},
973 #ifndef OPENSSL_NO_DTLS1_2
974 {"dtls1_2", OPT_DTLS1_2, '-', "Just talk DTLSv1.2"},
976 #ifndef OPENSSL_NO_SCTP
977 {"sctp", OPT_SCTP, '-', "Use SCTP"},
978 {"sctp_label_bug", OPT_SCTP_LABEL_BUG, '-', "Enable SCTP label length bug"},
980 #ifndef OPENSSL_NO_SRTP
981 {"use_srtp", OPT_SRTP_PROFILES, 's',
982 "Offer SRTP key management with a colon-separated profile list"},
984 {"no_dhe", OPT_NO_DHE, '-', "Disable ephemeral DH"},
985 #ifndef OPENSSL_NO_NEXTPROTONEG
986 {"nextprotoneg", OPT_NEXTPROTONEG, 's',
987 "Set the advertised protocols for the NPN extension (comma-separated list)"},
989 {"alpn", OPT_ALPN, 's',
990 "Set the advertised protocols for the ALPN extension (comma-separated list)"},
991 #ifndef OPENSSL_NO_KTLS
992 {"sendfile", OPT_SENDFILE, '-', "Use sendfile to response file with -WWW"},
1003 #define IS_PROT_FLAG(o) \
1004 (o == OPT_SSL3 || o == OPT_TLS1 || o == OPT_TLS1_1 || o == OPT_TLS1_2 \
1005 || o == OPT_TLS1_3 || o == OPT_DTLS || o == OPT_DTLS1 || o == OPT_DTLS1_2)
1007 int s_server_main(int argc, char *argv[])
1009 ENGINE *engine = NULL;
1010 EVP_PKEY *s_key = NULL, *s_dkey = NULL;
1011 SSL_CONF_CTX *cctx = NULL;
1012 const SSL_METHOD *meth = TLS_server_method();
1013 SSL_EXCERT *exc = NULL;
1014 STACK_OF(OPENSSL_STRING) *ssl_args = NULL;
1015 STACK_OF(X509) *s_chain = NULL, *s_dchain = NULL;
1016 STACK_OF(X509_CRL) *crls = NULL;
1017 X509 *s_cert = NULL, *s_dcert = NULL;
1018 X509_VERIFY_PARAM *vpm = NULL;
1019 const char *CApath = NULL, *CAfile = NULL, *CAstore = NULL;
1020 const char *chCApath = NULL, *chCAfile = NULL, *chCAstore = NULL;
1021 char *dpassarg = NULL, *dpass = NULL;
1022 char *passarg = NULL, *pass = NULL;
1023 char *vfyCApath = NULL, *vfyCAfile = NULL, *vfyCAstore = NULL;
1024 char *crl_file = NULL, *prog;
1026 int unlink_unix_path = 0;
1028 do_server_cb server_cb;
1029 int vpmtouched = 0, build_chain = 0, no_cache = 0, ext_cache = 0;
1030 char *dhfile = NULL;
1032 int nocert = 0, ret = 1;
1033 int noCApath = 0, noCAfile = 0, noCAstore = 0;
1034 int s_cert_format = FORMAT_PEM, s_key_format = FORMAT_PEM;
1035 int s_dcert_format = FORMAT_PEM, s_dkey_format = FORMAT_PEM;
1036 int rev = 0, naccept = -1, sdebug = 0;
1037 int socket_family = AF_UNSPEC, socket_type = SOCK_STREAM, protocol = 0;
1038 int state = 0, crl_format = FORMAT_PEM, crl_download = 0;
1040 char *port = OPENSSL_strdup(PORT);
1041 unsigned char *context = NULL;
1043 EVP_PKEY *s_key2 = NULL;
1044 X509 *s_cert2 = NULL;
1045 tlsextctx tlsextcbp = { NULL, NULL, SSL_TLSEXT_ERR_ALERT_WARNING };
1046 const char *ssl_config = NULL;
1047 int read_buf_len = 0;
1048 #ifndef OPENSSL_NO_NEXTPROTONEG
1049 const char *next_proto_neg_in = NULL;
1050 tlsextnextprotoctx next_proto = { NULL, 0 };
1052 const char *alpn_in = NULL;
1053 tlsextalpnctx alpn_ctx = { NULL, 0 };
1054 #ifndef OPENSSL_NO_PSK
1055 /* by default do not send a PSK identity hint */
1056 char *psk_identity_hint = NULL;
1059 #ifndef OPENSSL_NO_SRP
1060 char *srpuserseed = NULL;
1061 char *srp_verifier_file = NULL;
1063 #ifndef OPENSSL_NO_SRTP
1064 char *srtp_profiles = NULL;
1066 int min_version = 0, max_version = 0, prot_opt = 0, no_prot_opt = 0;
1067 int s_server_verify = SSL_VERIFY_NONE;
1068 int s_server_session_id_context = 1; /* anything will do */
1069 const char *s_cert_file = TEST_CERT, *s_key_file = NULL, *s_chain_file = NULL;
1070 const char *s_cert_file2 = TEST_CERT2, *s_key_file2 = NULL;
1071 char *s_dcert_file = NULL, *s_dkey_file = NULL, *s_dchain_file = NULL;
1072 #ifndef OPENSSL_NO_OCSP
1073 int s_tlsextstatus = 0;
1075 int no_resume_ephemeral = 0;
1076 unsigned int max_send_fragment = 0;
1077 unsigned int split_send_fragment = 0, max_pipelines = 0;
1078 const char *s_serverinfo_file = NULL;
1079 const char *keylog_file = NULL;
1080 int max_early_data = -1, recv_max_early_data = -1;
1081 char *psksessf = NULL;
1082 int no_ca_names = 0;
1083 #ifndef OPENSSL_NO_SCTP
1084 int sctp_label_bug = 0;
1086 int ignore_unexpected_eof = 0;
1088 /* Init of few remaining global variables */
1093 s_nbio = s_nbio_test = 0;
1103 cctx = SSL_CONF_CTX_new();
1104 vpm = X509_VERIFY_PARAM_new();
1105 if (cctx == NULL || vpm == NULL)
1107 SSL_CONF_CTX_set_flags(cctx,
1108 SSL_CONF_FLAG_SERVER | SSL_CONF_FLAG_CMDLINE);
1110 prog = opt_init(argc, argv, s_server_options);
1111 while ((o = opt_next()) != OPT_EOF) {
1112 if (IS_PROT_FLAG(o) && ++prot_opt > 1) {
1113 BIO_printf(bio_err, "Cannot supply multiple protocol flags\n");
1116 if (IS_NO_PROT_FLAG(o))
1118 if (prot_opt == 1 && no_prot_opt) {
1120 "Cannot supply both a protocol flag and '-no_<prot>'\n");
1127 BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
1130 opt_help(s_server_options);
1136 if (socket_family == AF_UNIX) {
1137 OPENSSL_free(host); host = NULL;
1138 OPENSSL_free(port); port = NULL;
1141 socket_family = AF_INET;
1147 if (socket_family == AF_UNIX) {
1148 OPENSSL_free(host); host = NULL;
1149 OPENSSL_free(port); port = NULL;
1152 socket_family = AF_INET6;
1155 BIO_printf(bio_err, "%s: IPv6 domain sockets unsupported\n", prog);
1161 if (socket_family == AF_UNIX) {
1162 socket_family = AF_UNSPEC;
1165 OPENSSL_free(port); port = NULL;
1166 OPENSSL_free(host); host = NULL;
1167 if (BIO_parse_hostserv(opt_arg(), NULL, &port, BIO_PARSE_PRIO_SERV) < 1) {
1169 "%s: -port argument malformed or ambiguous\n",
1176 if (socket_family == AF_UNIX) {
1177 socket_family = AF_UNSPEC;
1180 OPENSSL_free(port); port = NULL;
1181 OPENSSL_free(host); host = NULL;
1182 if (BIO_parse_hostserv(opt_arg(), &host, &port, BIO_PARSE_PRIO_SERV) < 1) {
1184 "%s: -accept argument malformed or ambiguous\n",
1191 socket_family = AF_UNIX;
1192 OPENSSL_free(host); host = OPENSSL_strdup(opt_arg());
1193 OPENSSL_free(port); port = NULL;
1196 unlink_unix_path = 1;
1200 naccept = atol(opt_arg());
1203 s_server_verify = SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE;
1204 verify_args.depth = atoi(opt_arg());
1206 BIO_printf(bio_err, "verify depth is %d\n", verify_args.depth);
1208 case OPT_UPPER_V_VERIFY:
1210 SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT |
1211 SSL_VERIFY_CLIENT_ONCE;
1212 verify_args.depth = atoi(opt_arg());
1215 "verify depth is %d, must return a certificate\n",
1219 context = (unsigned char *)opt_arg();
1222 s_cert_file = opt_arg();
1225 if (!set_nameopt(opt_arg()))
1229 crl_file = opt_arg();
1231 case OPT_CRL_DOWNLOAD:
1234 case OPT_SERVERINFO:
1235 s_serverinfo_file = opt_arg();
1238 if (!opt_format(opt_arg(), OPT_FMT_ANY, &s_cert_format))
1242 s_key_file = opt_arg();
1245 if (!opt_format(opt_arg(), OPT_FMT_ANY, &s_key_format))
1249 passarg = opt_arg();
1251 case OPT_CERT_CHAIN:
1252 s_chain_file = opt_arg();
1255 #ifndef OPENSSL_NO_DH
1260 if (!opt_format(opt_arg(), OPT_FMT_ANY, &s_dcert_format))
1264 s_dcert_file = opt_arg();
1267 if (!opt_format(opt_arg(), OPT_FMT_ANY, &s_dkey_format))
1271 dpassarg = opt_arg();
1274 s_dkey_file = opt_arg();
1276 case OPT_DCERT_CHAIN:
1277 s_dchain_file = opt_arg();
1288 case OPT_CHAINCAPATH:
1289 chCApath = opt_arg();
1291 case OPT_VERIFYCAPATH:
1292 vfyCApath = opt_arg();
1295 CAstore = opt_arg();
1300 case OPT_CHAINCASTORE:
1301 chCAstore = opt_arg();
1303 case OPT_VERIFYCASTORE:
1304 vfyCAstore = opt_arg();
1313 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &crl_format))
1317 case OPT_S_NUM_TICKETS:
1318 case OPT_ANTI_REPLAY:
1319 case OPT_NO_ANTI_REPLAY:
1320 if (ssl_args == NULL)
1321 ssl_args = sk_OPENSSL_STRING_new_null();
1322 if (ssl_args == NULL
1323 || !sk_OPENSSL_STRING_push(ssl_args, opt_flag())
1324 || !sk_OPENSSL_STRING_push(ssl_args, opt_arg())) {
1325 BIO_printf(bio_err, "%s: Memory allocation failure\n", prog);
1330 if (!opt_verify(o, vpm))
1335 if (!args_excert(o, &exc))
1338 case OPT_VERIFY_RET_ERROR:
1339 verify_args.return_error = 1;
1341 case OPT_VERIFY_QUIET:
1342 verify_args.quiet = 1;
1344 case OPT_BUILD_CHAIN:
1353 case OPT_CHAINCAFILE:
1354 chCAfile = opt_arg();
1356 case OPT_VERIFYCAFILE:
1357 vfyCAfile = opt_arg();
1363 s_nbio = s_nbio_test = 1;
1368 case OPT_NO_IGN_EOF:
1374 case OPT_TLSEXTDEBUG:
1378 #ifndef OPENSSL_NO_OCSP
1382 case OPT_STATUS_VERBOSE:
1383 #ifndef OPENSSL_NO_OCSP
1384 s_tlsextstatus = tlscstatp.verbose = 1;
1387 case OPT_STATUS_TIMEOUT:
1388 #ifndef OPENSSL_NO_OCSP
1390 tlscstatp.timeout = atoi(opt_arg());
1393 case OPT_STATUS_URL:
1394 #ifndef OPENSSL_NO_OCSP
1396 if (!OSSL_HTTP_parse_url(opt_arg(),
1397 &tlscstatp.host, &tlscstatp.port, NULL,
1398 &tlscstatp.path, &tlscstatp.use_ssl)) {
1399 BIO_printf(bio_err, "Error parsing URL\n");
1404 case OPT_STATUS_FILE:
1405 #ifndef OPENSSL_NO_OCSP
1407 tlscstatp.respin = opt_arg();
1414 bio_s_msg = BIO_new_file(opt_arg(), "w");
1417 #ifndef OPENSSL_NO_SSL_TRACE
1421 case OPT_SECURITY_DEBUG:
1424 case OPT_SECURITY_DEBUG_VERBOSE:
1437 s_quiet = s_brief = verify_args.quiet = 1;
1442 case OPT_NO_RESUME_EPHEMERAL:
1443 no_resume_ephemeral = 1;
1445 case OPT_PSK_IDENTITY:
1446 psk_identity = opt_arg();
1449 #ifndef OPENSSL_NO_PSK
1450 psk_identity_hint = opt_arg();
1454 for (p = psk_key = opt_arg(); *p; p++) {
1455 if (isxdigit(_UC(*p)))
1457 BIO_printf(bio_err, "Not a hex number '%s'\n", psk_key);
1462 psksessf = opt_arg();
1465 #ifndef OPENSSL_NO_SRP
1466 srp_verifier_file = opt_arg();
1467 if (min_version < TLS1_VERSION)
1468 min_version = TLS1_VERSION;
1471 case OPT_SRPUSERSEED:
1472 #ifndef OPENSSL_NO_SRP
1473 srpuserseed = opt_arg();
1474 if (min_version < TLS1_VERSION)
1475 min_version = TLS1_VERSION;
1490 case OPT_SSL_CONFIG:
1491 ssl_config = opt_arg();
1494 min_version = SSL3_VERSION;
1495 max_version = SSL3_VERSION;
1498 min_version = TLS1_3_VERSION;
1499 max_version = TLS1_3_VERSION;
1502 min_version = TLS1_2_VERSION;
1503 max_version = TLS1_2_VERSION;
1506 min_version = TLS1_1_VERSION;
1507 max_version = TLS1_1_VERSION;
1510 min_version = TLS1_VERSION;
1511 max_version = TLS1_VERSION;
1514 #ifndef OPENSSL_NO_DTLS
1515 meth = DTLS_server_method();
1516 socket_type = SOCK_DGRAM;
1520 #ifndef OPENSSL_NO_DTLS
1521 meth = DTLS_server_method();
1522 min_version = DTLS1_VERSION;
1523 max_version = DTLS1_VERSION;
1524 socket_type = SOCK_DGRAM;
1528 #ifndef OPENSSL_NO_DTLS
1529 meth = DTLS_server_method();
1530 min_version = DTLS1_2_VERSION;
1531 max_version = DTLS1_2_VERSION;
1532 socket_type = SOCK_DGRAM;
1536 #ifndef OPENSSL_NO_SCTP
1537 protocol = IPPROTO_SCTP;
1540 case OPT_SCTP_LABEL_BUG:
1541 #ifndef OPENSSL_NO_SCTP
1546 #ifndef OPENSSL_NO_DTLS
1547 enable_timeouts = 1;
1551 #ifndef OPENSSL_NO_DTLS
1552 socket_mtu = atol(opt_arg());
1556 #ifndef OPENSSL_NO_DTLS
1564 session_id_prefix = opt_arg();
1567 #ifndef OPENSSL_NO_ENGINE
1568 engine = setup_engine(opt_arg(), s_debug);
1575 case OPT_PROV_CASES:
1576 if (!opt_provider(o))
1579 case OPT_SERVERNAME:
1580 tlsextcbp.servername = opt_arg();
1582 case OPT_SERVERNAME_FATAL:
1583 tlsextcbp.extension_error = SSL_TLSEXT_ERR_ALERT_FATAL;
1586 s_cert_file2 = opt_arg();
1589 s_key_file2 = opt_arg();
1591 case OPT_NEXTPROTONEG:
1592 # ifndef OPENSSL_NO_NEXTPROTONEG
1593 next_proto_neg_in = opt_arg();
1597 alpn_in = opt_arg();
1599 case OPT_SRTP_PROFILES:
1600 #ifndef OPENSSL_NO_SRTP
1601 srtp_profiles = opt_arg();
1604 case OPT_KEYMATEXPORT:
1605 keymatexportlabel = opt_arg();
1607 case OPT_KEYMATEXPORTLEN:
1608 keymatexportlen = atoi(opt_arg());
1613 case OPT_MAX_SEND_FRAG:
1614 max_send_fragment = atoi(opt_arg());
1616 case OPT_SPLIT_SEND_FRAG:
1617 split_send_fragment = atoi(opt_arg());
1619 case OPT_MAX_PIPELINES:
1620 max_pipelines = atoi(opt_arg());
1623 read_buf_len = atoi(opt_arg());
1625 case OPT_KEYLOG_FILE:
1626 keylog_file = opt_arg();
1629 max_early_data = atoi(opt_arg());
1630 if (max_early_data < 0) {
1631 BIO_printf(bio_err, "Invalid value for max_early_data\n");
1635 case OPT_RECV_MAX_EARLY:
1636 recv_max_early_data = atoi(opt_arg());
1637 if (recv_max_early_data < 0) {
1638 BIO_printf(bio_err, "Invalid value for recv_max_early_data\n");
1642 case OPT_EARLY_DATA:
1644 if (max_early_data == -1)
1645 max_early_data = SSL3_RT_MAX_PLAIN_LENGTH;
1647 case OPT_HTTP_SERVER_BINMODE:
1648 http_server_binmode = 1;
1654 #ifndef OPENSSL_NO_KTLS
1658 case OPT_IGNORE_UNEXPECTED_EOF:
1659 ignore_unexpected_eof = 1;
1663 argc = opt_num_rest();
1666 #ifndef OPENSSL_NO_NEXTPROTONEG
1667 if (min_version == TLS1_3_VERSION && next_proto_neg_in != NULL) {
1668 BIO_printf(bio_err, "Cannot supply -nextprotoneg with TLSv1.3\n");
1672 #ifndef OPENSSL_NO_DTLS
1673 if (www && socket_type == SOCK_DGRAM) {
1674 BIO_printf(bio_err, "Can't use -HTTP, -www or -WWW with DTLS\n");
1678 if (dtlslisten && socket_type != SOCK_DGRAM) {
1679 BIO_printf(bio_err, "Can only use -listen with DTLS\n");
1684 if (stateless && socket_type != SOCK_STREAM) {
1685 BIO_printf(bio_err, "Can only use --stateless with TLS\n");
1690 if (socket_family == AF_UNIX && socket_type != SOCK_STREAM) {
1692 "Can't use unix sockets and datagrams together\n");
1696 if (early_data && (www > 0 || rev)) {
1698 "Can't use -early_data in combination with -www, -WWW, -HTTP, or -rev\n");
1702 #ifndef OPENSSL_NO_SCTP
1703 if (protocol == IPPROTO_SCTP) {
1704 if (socket_type != SOCK_DGRAM) {
1705 BIO_printf(bio_err, "Can't use -sctp without DTLS\n");
1708 /* SCTP is unusual. It uses DTLS over a SOCK_STREAM protocol */
1709 socket_type = SOCK_STREAM;
1713 #ifndef OPENSSL_NO_KTLS
1714 if (use_sendfile && www <= 1) {
1715 BIO_printf(bio_err, "Can't use -sendfile without -WWW or -HTTP\n");
1720 if (!app_passwd(passarg, dpassarg, &pass, &dpass)) {
1721 BIO_printf(bio_err, "Error getting password\n");
1725 if (s_key_file == NULL)
1726 s_key_file = s_cert_file;
1728 if (s_key_file2 == NULL)
1729 s_key_file2 = s_cert_file2;
1731 if (!load_excert(&exc))
1735 s_key = load_key(s_key_file, s_key_format, 0, pass, engine,
1736 "server certificate private key");
1740 s_cert = load_cert_pass(s_cert_file, 1, pass, "server certificate");
1744 if (s_chain_file != NULL) {
1745 if (!load_certs(s_chain_file, &s_chain, NULL,
1746 "server certificate chain"))
1750 if (tlsextcbp.servername != NULL) {
1751 s_key2 = load_key(s_key_file2, s_key_format, 0, pass, engine,
1752 "second server certificate private key");
1756 s_cert2 = load_cert_pass(s_cert_file2, 1, pass,
1757 "second server certificate");
1759 if (s_cert2 == NULL)
1763 #if !defined(OPENSSL_NO_NEXTPROTONEG)
1764 if (next_proto_neg_in) {
1765 next_proto.data = next_protos_parse(&next_proto.len, next_proto_neg_in);
1766 if (next_proto.data == NULL)
1770 alpn_ctx.data = NULL;
1772 alpn_ctx.data = next_protos_parse(&alpn_ctx.len, alpn_in);
1773 if (alpn_ctx.data == NULL)
1777 if (crl_file != NULL) {
1779 crl = load_crl(crl_file, "CRL");
1782 crls = sk_X509_CRL_new_null();
1783 if (crls == NULL || !sk_X509_CRL_push(crls, crl)) {
1784 BIO_puts(bio_err, "Error adding CRL\n");
1785 ERR_print_errors(bio_err);
1791 if (s_dcert_file != NULL) {
1793 if (s_dkey_file == NULL)
1794 s_dkey_file = s_dcert_file;
1796 s_dkey = load_key(s_dkey_file, s_dkey_format,
1797 0, dpass, engine, "second certificate private key");
1801 s_dcert = load_cert_pass(s_dcert_file, 1, dpass,
1802 "second server certificate");
1804 if (s_dcert == NULL) {
1805 ERR_print_errors(bio_err);
1808 if (s_dchain_file != NULL) {
1809 if (!load_certs(s_dchain_file, &s_dchain, NULL,
1810 "second server certificate chain"))
1816 if (bio_s_out == NULL) {
1817 if (s_quiet && !s_debug) {
1818 bio_s_out = BIO_new(BIO_s_null());
1819 if (s_msg && bio_s_msg == NULL)
1820 bio_s_msg = dup_bio_out(FORMAT_TEXT);
1822 if (bio_s_out == NULL)
1823 bio_s_out = dup_bio_out(FORMAT_TEXT);
1826 #if !defined(OPENSSL_NO_RSA) || !defined(OPENSSL_NO_DSA) || !defined(OPENSSL_NO_EC)
1832 s_dcert_file = NULL;
1834 s_cert_file2 = NULL;
1838 ctx = SSL_CTX_new(meth);
1840 ERR_print_errors(bio_err);
1844 SSL_CTX_clear_mode(ctx, SSL_MODE_AUTO_RETRY);
1847 ssl_ctx_security_debug(ctx, sdebug);
1849 if (!config_ctx(cctx, ssl_args, ctx))
1853 if (SSL_CTX_config(ctx, ssl_config) == 0) {
1854 BIO_printf(bio_err, "Error using configuration \"%s\"\n",
1856 ERR_print_errors(bio_err);
1860 #ifndef OPENSSL_NO_SCTP
1861 if (protocol == IPPROTO_SCTP && sctp_label_bug == 1)
1862 SSL_CTX_set_mode(ctx, SSL_MODE_DTLS_SCTP_LABEL_LENGTH_BUG);
1865 if (min_version != 0
1866 && SSL_CTX_set_min_proto_version(ctx, min_version) == 0)
1868 if (max_version != 0
1869 && SSL_CTX_set_max_proto_version(ctx, max_version) == 0)
1872 if (session_id_prefix) {
1873 if (strlen(session_id_prefix) >= 32)
1875 "warning: id_prefix is too long, only one new session will be possible\n");
1876 if (!SSL_CTX_set_generate_session_id(ctx, generate_session_id)) {
1877 BIO_printf(bio_err, "error setting 'id_prefix'\n");
1878 ERR_print_errors(bio_err);
1881 BIO_printf(bio_err, "id_prefix '%s' set.\n", session_id_prefix);
1884 ssl_ctx_set_excert(ctx, exc);
1887 SSL_CTX_set_info_callback(ctx, apps_ssl_info_callback);
1889 SSL_CTX_set_session_cache_mode(ctx, SSL_SESS_CACHE_OFF);
1891 init_session_cache_ctx(ctx);
1893 SSL_CTX_sess_set_cache_size(ctx, 128);
1896 SSL_CTX_set_mode(ctx, SSL_MODE_ASYNC);
1900 SSL_CTX_set_options(ctx, SSL_OP_DISABLE_TLSEXT_CA_NAMES);
1903 if (ignore_unexpected_eof)
1904 SSL_CTX_set_options(ctx, SSL_OP_IGNORE_UNEXPECTED_EOF);
1906 if (max_send_fragment > 0
1907 && !SSL_CTX_set_max_send_fragment(ctx, max_send_fragment)) {
1908 BIO_printf(bio_err, "%s: Max send fragment size %u is out of permitted range\n",
1909 prog, max_send_fragment);
1913 if (split_send_fragment > 0
1914 && !SSL_CTX_set_split_send_fragment(ctx, split_send_fragment)) {
1915 BIO_printf(bio_err, "%s: Split send fragment size %u is out of permitted range\n",
1916 prog, split_send_fragment);
1919 if (max_pipelines > 0
1920 && !SSL_CTX_set_max_pipelines(ctx, max_pipelines)) {
1921 BIO_printf(bio_err, "%s: Max pipelines %u is out of permitted range\n",
1922 prog, max_pipelines);
1926 if (read_buf_len > 0) {
1927 SSL_CTX_set_default_read_buffer_len(ctx, read_buf_len);
1929 #ifndef OPENSSL_NO_SRTP
1930 if (srtp_profiles != NULL) {
1931 /* Returns 0 on success! */
1932 if (SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles) != 0) {
1933 BIO_printf(bio_err, "Error setting SRTP profile\n");
1934 ERR_print_errors(bio_err);
1940 if (!ctx_set_verify_locations(ctx, CAfile, noCAfile, CApath, noCApath,
1941 CAstore, noCAstore)) {
1942 ERR_print_errors(bio_err);
1945 if (vpmtouched && !SSL_CTX_set1_param(ctx, vpm)) {
1946 BIO_printf(bio_err, "Error setting verify params\n");
1947 ERR_print_errors(bio_err);
1951 ssl_ctx_add_crls(ctx, crls, 0);
1953 if (!ssl_load_stores(ctx,
1954 vfyCApath, vfyCAfile, vfyCAstore,
1955 chCApath, chCAfile, chCAstore,
1956 crls, crl_download)) {
1957 BIO_printf(bio_err, "Error loading store locations\n");
1958 ERR_print_errors(bio_err);
1963 ctx2 = SSL_CTX_new(meth);
1965 ERR_print_errors(bio_err);
1971 BIO_printf(bio_s_out, "Setting secondary ctx parameters\n");
1974 ssl_ctx_security_debug(ctx2, sdebug);
1976 if (session_id_prefix) {
1977 if (strlen(session_id_prefix) >= 32)
1979 "warning: id_prefix is too long, only one new session will be possible\n");
1980 if (!SSL_CTX_set_generate_session_id(ctx2, generate_session_id)) {
1981 BIO_printf(bio_err, "error setting 'id_prefix'\n");
1982 ERR_print_errors(bio_err);
1985 BIO_printf(bio_err, "id_prefix '%s' set.\n", session_id_prefix);
1988 ssl_ctx_set_excert(ctx2, exc);
1991 SSL_CTX_set_info_callback(ctx2, apps_ssl_info_callback);
1994 SSL_CTX_set_session_cache_mode(ctx2, SSL_SESS_CACHE_OFF);
1996 init_session_cache_ctx(ctx2);
1998 SSL_CTX_sess_set_cache_size(ctx2, 128);
2001 SSL_CTX_set_mode(ctx2, SSL_MODE_ASYNC);
2003 if (!ctx_set_verify_locations(ctx2, CAfile, noCAfile, CApath,
2004 noCApath, CAstore, noCAstore)) {
2005 ERR_print_errors(bio_err);
2008 if (vpmtouched && !SSL_CTX_set1_param(ctx2, vpm)) {
2009 BIO_printf(bio_err, "Error setting verify params\n");
2010 ERR_print_errors(bio_err);
2014 ssl_ctx_add_crls(ctx2, crls, 0);
2015 if (!config_ctx(cctx, ssl_args, ctx2))
2018 #ifndef OPENSSL_NO_NEXTPROTONEG
2019 if (next_proto.data)
2020 SSL_CTX_set_next_protos_advertised_cb(ctx, next_proto_cb,
2024 SSL_CTX_set_alpn_select_cb(ctx, alpn_cb, &alpn_ctx);
2027 EVP_PKEY *dhpkey = NULL;
2030 dhpkey = load_keyparams(dhfile, 0, "DH", "DH parameters");
2031 else if (s_cert_file != NULL)
2032 dhpkey = load_keyparams(s_cert_file, 0, "DH", "DH parameters");
2034 if (dhpkey != NULL) {
2035 BIO_printf(bio_s_out, "Setting temp DH parameters\n");
2037 BIO_printf(bio_s_out, "Using default temp DH parameters\n");
2039 (void)BIO_flush(bio_s_out);
2041 if (dhpkey == NULL) {
2042 SSL_CTX_set_dh_auto(ctx, 1);
2045 * We need 2 references: one for use by ctx and one for use by
2048 if (!EVP_PKEY_up_ref(dhpkey)) {
2049 EVP_PKEY_free(dhpkey);
2052 if (!SSL_CTX_set0_tmp_dh_pkey(ctx, dhpkey)) {
2053 BIO_puts(bio_err, "Error setting temp DH parameters\n");
2054 ERR_print_errors(bio_err);
2055 /* Free 2 references */
2056 EVP_PKEY_free(dhpkey);
2057 EVP_PKEY_free(dhpkey);
2063 if (dhfile != NULL) {
2064 EVP_PKEY *dhpkey2 = load_keyparams(s_cert_file2, 0, "DH",
2067 if (dhpkey2 != NULL) {
2068 BIO_printf(bio_s_out, "Setting temp DH parameters\n");
2069 (void)BIO_flush(bio_s_out);
2071 EVP_PKEY_free(dhpkey);
2075 if (dhpkey == NULL) {
2076 SSL_CTX_set_dh_auto(ctx2, 1);
2077 } else if (!SSL_CTX_set0_tmp_dh_pkey(ctx2, dhpkey)) {
2078 BIO_puts(bio_err, "Error setting temp DH parameters\n");
2079 ERR_print_errors(bio_err);
2080 EVP_PKEY_free(dhpkey);
2085 EVP_PKEY_free(dhpkey);
2088 if (!set_cert_key_stuff(ctx, s_cert, s_key, s_chain, build_chain))
2091 if (s_serverinfo_file != NULL
2092 && !SSL_CTX_use_serverinfo_file(ctx, s_serverinfo_file)) {
2093 ERR_print_errors(bio_err);
2098 && !set_cert_key_stuff(ctx2, s_cert2, s_key2, NULL, build_chain))
2101 if (s_dcert != NULL) {
2102 if (!set_cert_key_stuff(ctx, s_dcert, s_dkey, s_dchain, build_chain))
2106 if (no_resume_ephemeral) {
2107 SSL_CTX_set_not_resumable_session_callback(ctx,
2108 not_resumable_sess_cb);
2111 SSL_CTX_set_not_resumable_session_callback(ctx2,
2112 not_resumable_sess_cb);
2114 #ifndef OPENSSL_NO_PSK
2115 if (psk_key != NULL) {
2117 BIO_printf(bio_s_out, "PSK key given, setting server callback\n");
2118 SSL_CTX_set_psk_server_callback(ctx, psk_server_cb);
2121 if (psk_identity_hint != NULL) {
2122 if (min_version == TLS1_3_VERSION) {
2123 BIO_printf(bio_s_out, "PSK warning: there is NO identity hint in TLSv1.3\n");
2125 if (!SSL_CTX_use_psk_identity_hint(ctx, psk_identity_hint)) {
2126 BIO_printf(bio_err, "error setting PSK identity hint to context\n");
2127 ERR_print_errors(bio_err);
2133 if (psksessf != NULL) {
2134 BIO *stmp = BIO_new_file(psksessf, "r");
2137 BIO_printf(bio_err, "Can't open PSK session file %s\n", psksessf);
2138 ERR_print_errors(bio_err);
2141 psksess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL);
2143 if (psksess == NULL) {
2144 BIO_printf(bio_err, "Can't read PSK session file %s\n", psksessf);
2145 ERR_print_errors(bio_err);
2151 if (psk_key != NULL || psksess != NULL)
2152 SSL_CTX_set_psk_find_session_callback(ctx, psk_find_session_cb);
2154 SSL_CTX_set_verify(ctx, s_server_verify, verify_callback);
2155 if (!SSL_CTX_set_session_id_context(ctx,
2156 (void *)&s_server_session_id_context,
2157 sizeof(s_server_session_id_context))) {
2158 BIO_printf(bio_err, "error setting session id context\n");
2159 ERR_print_errors(bio_err);
2163 /* Set DTLS cookie generation and verification callbacks */
2164 SSL_CTX_set_cookie_generate_cb(ctx, generate_cookie_callback);
2165 SSL_CTX_set_cookie_verify_cb(ctx, verify_cookie_callback);
2167 /* Set TLS1.3 cookie generation and verification callbacks */
2168 SSL_CTX_set_stateless_cookie_generate_cb(ctx, generate_stateless_cookie_callback);
2169 SSL_CTX_set_stateless_cookie_verify_cb(ctx, verify_stateless_cookie_callback);
2172 SSL_CTX_set_verify(ctx2, s_server_verify, verify_callback);
2173 if (!SSL_CTX_set_session_id_context(ctx2,
2174 (void *)&s_server_session_id_context,
2175 sizeof(s_server_session_id_context))) {
2176 BIO_printf(bio_err, "error setting session id context\n");
2177 ERR_print_errors(bio_err);
2180 tlsextcbp.biodebug = bio_s_out;
2181 SSL_CTX_set_tlsext_servername_callback(ctx2, ssl_servername_cb);
2182 SSL_CTX_set_tlsext_servername_arg(ctx2, &tlsextcbp);
2183 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
2184 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
2187 #ifndef OPENSSL_NO_SRP
2188 if (srp_verifier_file != NULL) {
2189 srp_callback_parm.vb = SRP_VBASE_new(srpuserseed);
2190 srp_callback_parm.user = NULL;
2191 srp_callback_parm.login = NULL;
2193 SRP_VBASE_init(srp_callback_parm.vb,
2194 srp_verifier_file)) != SRP_NO_ERROR) {
2196 "Cannot initialize SRP verifier file \"%s\":ret=%d\n",
2197 srp_verifier_file, ret);
2200 SSL_CTX_set_verify(ctx, SSL_VERIFY_NONE, verify_callback);
2201 SSL_CTX_set_srp_cb_arg(ctx, &srp_callback_parm);
2202 SSL_CTX_set_srp_username_callback(ctx, ssl_srp_server_param_cb);
2205 if (CAfile != NULL) {
2206 SSL_CTX_set_client_CA_list(ctx, SSL_load_client_CA_file(CAfile));
2209 SSL_CTX_set_client_CA_list(ctx2, SSL_load_client_CA_file(CAfile));
2211 #ifndef OPENSSL_NO_OCSP
2212 if (s_tlsextstatus) {
2213 SSL_CTX_set_tlsext_status_cb(ctx, cert_status_cb);
2214 SSL_CTX_set_tlsext_status_arg(ctx, &tlscstatp);
2216 SSL_CTX_set_tlsext_status_cb(ctx2, cert_status_cb);
2217 SSL_CTX_set_tlsext_status_arg(ctx2, &tlscstatp);
2221 if (set_keylog_file(ctx, keylog_file))
2224 if (max_early_data >= 0)
2225 SSL_CTX_set_max_early_data(ctx, max_early_data);
2226 if (recv_max_early_data >= 0)
2227 SSL_CTX_set_recv_max_early_data(ctx, recv_max_early_data);
2230 server_cb = rev_body;
2232 server_cb = www_body;
2234 server_cb = sv_body;
2236 if (socket_family == AF_UNIX
2237 && unlink_unix_path)
2240 do_server(&accept_socket, host, port, socket_family, socket_type, protocol,
2241 server_cb, context, naccept, bio_s_out);
2242 print_stats(bio_s_out, ctx);
2246 SSL_SESSION_free(psksess);
2247 set_keylog_file(NULL, NULL);
2249 sk_X509_CRL_pop_free(crls, X509_CRL_free);
2251 EVP_PKEY_free(s_key);
2252 EVP_PKEY_free(s_dkey);
2253 sk_X509_pop_free(s_chain, X509_free);
2254 sk_X509_pop_free(s_dchain, X509_free);
2256 OPENSSL_free(dpass);
2259 X509_VERIFY_PARAM_free(vpm);
2261 OPENSSL_free(tlscstatp.host);
2262 OPENSSL_free(tlscstatp.port);
2263 OPENSSL_free(tlscstatp.path);
2266 EVP_PKEY_free(s_key2);
2267 #ifndef OPENSSL_NO_NEXTPROTONEG
2268 OPENSSL_free(next_proto.data);
2270 OPENSSL_free(alpn_ctx.data);
2271 ssl_excert_free(exc);
2272 sk_OPENSSL_STRING_free(ssl_args);
2273 SSL_CONF_CTX_free(cctx);
2274 release_engine(engine);
2275 BIO_free(bio_s_out);
2277 BIO_free(bio_s_msg);
2279 #ifdef CHARSET_EBCDIC
2280 BIO_meth_free(methods_ebcdic);
2285 static void print_stats(BIO *bio, SSL_CTX *ssl_ctx)
2287 BIO_printf(bio, "%4ld items in the session cache\n",
2288 SSL_CTX_sess_number(ssl_ctx));
2289 BIO_printf(bio, "%4ld client connects (SSL_connect())\n",
2290 SSL_CTX_sess_connect(ssl_ctx));
2291 BIO_printf(bio, "%4ld client renegotiates (SSL_connect())\n",
2292 SSL_CTX_sess_connect_renegotiate(ssl_ctx));
2293 BIO_printf(bio, "%4ld client connects that finished\n",
2294 SSL_CTX_sess_connect_good(ssl_ctx));
2295 BIO_printf(bio, "%4ld server accepts (SSL_accept())\n",
2296 SSL_CTX_sess_accept(ssl_ctx));
2297 BIO_printf(bio, "%4ld server renegotiates (SSL_accept())\n",
2298 SSL_CTX_sess_accept_renegotiate(ssl_ctx));
2299 BIO_printf(bio, "%4ld server accepts that finished\n",
2300 SSL_CTX_sess_accept_good(ssl_ctx));
2301 BIO_printf(bio, "%4ld session cache hits\n", SSL_CTX_sess_hits(ssl_ctx));
2302 BIO_printf(bio, "%4ld session cache misses\n",
2303 SSL_CTX_sess_misses(ssl_ctx));
2304 BIO_printf(bio, "%4ld session cache timeouts\n",
2305 SSL_CTX_sess_timeouts(ssl_ctx));
2306 BIO_printf(bio, "%4ld callback cache hits\n",
2307 SSL_CTX_sess_cb_hits(ssl_ctx));
2308 BIO_printf(bio, "%4ld cache full overflows (%ld allowed)\n",
2309 SSL_CTX_sess_cache_full(ssl_ctx),
2310 SSL_CTX_sess_get_cache_size(ssl_ctx));
2313 static int sv_body(int s, int stype, int prot, unsigned char *context)
2322 struct timeval timeout;
2323 #if !(defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS))
2324 struct timeval *timeoutp;
2326 #ifndef OPENSSL_NO_DTLS
2327 # ifndef OPENSSL_NO_SCTP
2328 int isdtls = (stype == SOCK_DGRAM || prot == IPPROTO_SCTP);
2330 int isdtls = (stype == SOCK_DGRAM);
2334 buf = app_malloc(bufsize, "server buffer");
2336 if (!BIO_socket_nbio(s, 1))
2337 ERR_print_errors(bio_err);
2339 BIO_printf(bio_err, "Turned on non blocking io\n");
2348 if (s_tlsextdebug) {
2349 SSL_set_tlsext_debug_callback(con, tlsext_cb);
2350 SSL_set_tlsext_debug_arg(con, bio_s_out);
2354 && !SSL_set_session_id_context(con, context,
2355 strlen((char *)context))) {
2356 BIO_printf(bio_err, "Error setting session id context\n");
2361 if (!SSL_clear(con)) {
2362 BIO_printf(bio_err, "Error clearing SSL connection\n");
2366 #ifndef OPENSSL_NO_DTLS
2368 # ifndef OPENSSL_NO_SCTP
2369 if (prot == IPPROTO_SCTP)
2370 sbio = BIO_new_dgram_sctp(s, BIO_NOCLOSE);
2373 sbio = BIO_new_dgram(s, BIO_NOCLOSE);
2375 if (enable_timeouts) {
2377 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
2378 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
2381 timeout.tv_usec = DGRAM_SND_TIMEOUT;
2382 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
2386 if (socket_mtu < DTLS_get_link_min_mtu(con)) {
2387 BIO_printf(bio_err, "MTU too small. Must be at least %ld\n",
2388 DTLS_get_link_min_mtu(con));
2393 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
2394 if (!DTLS_set_link_mtu(con, socket_mtu)) {
2395 BIO_printf(bio_err, "Failed to set MTU\n");
2401 /* want to do MTU discovery */
2402 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
2404 # ifndef OPENSSL_NO_SCTP
2405 if (prot != IPPROTO_SCTP)
2407 /* Turn on cookie exchange. Not necessary for SCTP */
2408 SSL_set_options(con, SSL_OP_COOKIE_EXCHANGE);
2411 sbio = BIO_new_socket(s, BIO_NOCLOSE);
2414 BIO_printf(bio_err, "Unable to create BIO\n");
2415 ERR_print_errors(bio_err);
2422 test = BIO_new(BIO_f_nbio_test());
2423 sbio = BIO_push(test, sbio);
2426 SSL_set_bio(con, sbio, sbio);
2427 SSL_set_accept_state(con);
2428 /* SSL_set_fd(con,s); */
2431 BIO_set_callback(SSL_get_rbio(con), bio_dump_callback);
2432 BIO_set_callback_arg(SSL_get_rbio(con), (char *)bio_s_out);
2435 #ifndef OPENSSL_NO_SSL_TRACE
2437 SSL_set_msg_callback(con, SSL_trace);
2440 SSL_set_msg_callback(con, msg_cb);
2441 SSL_set_msg_callback_arg(con, bio_s_msg ? bio_s_msg : bio_s_out);
2444 if (s_tlsextdebug) {
2445 SSL_set_tlsext_debug_callback(con, tlsext_cb);
2446 SSL_set_tlsext_debug_arg(con, bio_s_out);
2450 int write_header = 1, edret = SSL_READ_EARLY_DATA_ERROR;
2453 while (edret != SSL_READ_EARLY_DATA_FINISH) {
2455 edret = SSL_read_early_data(con, buf, bufsize, &readbytes);
2456 if (edret != SSL_READ_EARLY_DATA_ERROR)
2459 switch (SSL_get_error(con, 0)) {
2460 case SSL_ERROR_WANT_WRITE:
2461 case SSL_ERROR_WANT_ASYNC:
2462 case SSL_ERROR_WANT_READ:
2463 /* Just keep trying - busy waiting */
2466 BIO_printf(bio_err, "Error reading early data\n");
2467 ERR_print_errors(bio_err);
2471 if (readbytes > 0) {
2473 BIO_printf(bio_s_out, "Early data received:\n");
2476 raw_write_stdout(buf, (unsigned int)readbytes);
2477 (void)BIO_flush(bio_s_out);
2481 if (SSL_get_early_data_status(con) == SSL_EARLY_DATA_NOT_SENT)
2482 BIO_printf(bio_s_out, "No early data received\n");
2484 BIO_printf(bio_s_out, "Early data was rejected\n");
2486 BIO_printf(bio_s_out, "\nEnd of early data\n");
2488 if (SSL_is_init_finished(con))
2489 print_connection_info(con);
2492 if (fileno_stdin() > s)
2493 width = fileno_stdin() + 1;
2497 int read_from_terminal;
2498 int read_from_sslcon;
2500 read_from_terminal = 0;
2501 read_from_sslcon = SSL_has_pending(con)
2502 || (async && SSL_waiting_for_async(con));
2504 if (!read_from_sslcon) {
2506 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS)
2507 openssl_fdset(fileno_stdin(), &readfds);
2509 openssl_fdset(s, &readfds);
2511 * Note: under VMS with SOCKETSHR the second parameter is
2512 * currently of type (int *) whereas under other systems it is
2513 * (void *) if you don't have a cast it will choke the compiler:
2514 * if you do have a cast then you can either go for (int *) or
2517 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
2519 * Under DOS (non-djgpp) and Windows we can't select on stdin:
2520 * only on sockets. As a workaround we timeout the select every
2521 * second and check for any keypress. In a proper Windows
2522 * application we wouldn't do this because it is inefficient.
2525 timeout.tv_usec = 0;
2526 i = select(width, (void *)&readfds, NULL, NULL, &timeout);
2527 if (has_stdin_waiting())
2528 read_from_terminal = 1;
2529 if ((i < 0) || (!i && !read_from_terminal))
2532 if (SSL_is_dtls(con) && DTLSv1_get_timeout(con, &timeout))
2533 timeoutp = &timeout;
2537 i = select(width, (void *)&readfds, NULL, NULL, timeoutp);
2539 if ((SSL_is_dtls(con)) && DTLSv1_handle_timeout(con) > 0)
2540 BIO_printf(bio_err, "TIMEOUT occurred\n");
2544 if (FD_ISSET(fileno_stdin(), &readfds))
2545 read_from_terminal = 1;
2547 if (FD_ISSET(s, &readfds))
2548 read_from_sslcon = 1;
2550 if (read_from_terminal) {
2554 i = raw_read_stdin(buf, bufsize / 2);
2556 /* both loops are skipped when i <= 0 */
2557 for (j = 0; j < i; j++)
2560 for (j = i - 1; j >= 0; j--) {
2561 buf[j + lf_num] = buf[j];
2562 if (buf[j] == '\n') {
2565 buf[j + lf_num] = '\r';
2568 assert(lf_num == 0);
2570 i = raw_read_stdin(buf, bufsize);
2573 if (!s_quiet && !s_brief) {
2574 if ((i <= 0) || (buf[0] == 'Q')) {
2575 BIO_printf(bio_s_out, "DONE\n");
2576 (void)BIO_flush(bio_s_out);
2578 close_accept_socket();
2582 if ((i <= 0) || (buf[0] == 'q')) {
2583 BIO_printf(bio_s_out, "DONE\n");
2584 (void)BIO_flush(bio_s_out);
2585 if (SSL_version(con) != DTLS1_VERSION)
2588 * close_accept_socket(); ret= -11;
2592 if ((buf[0] == 'r') && ((buf[1] == '\n') || (buf[1] == '\r'))) {
2593 SSL_renegotiate(con);
2594 i = SSL_do_handshake(con);
2595 printf("SSL_do_handshake -> %d\n", i);
2599 if ((buf[0] == 'R') && ((buf[1] == '\n') || (buf[1] == '\r'))) {
2601 SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE,
2603 SSL_renegotiate(con);
2604 i = SSL_do_handshake(con);
2605 printf("SSL_do_handshake -> %d\n", i);
2609 if ((buf[0] == 'K' || buf[0] == 'k')
2610 && ((buf[1] == '\n') || (buf[1] == '\r'))) {
2611 SSL_key_update(con, buf[0] == 'K' ?
2612 SSL_KEY_UPDATE_REQUESTED
2613 : SSL_KEY_UPDATE_NOT_REQUESTED);
2614 i = SSL_do_handshake(con);
2615 printf("SSL_do_handshake -> %d\n", i);
2619 if (buf[0] == 'c' && ((buf[1] == '\n') || (buf[1] == '\r'))) {
2620 SSL_set_verify(con, SSL_VERIFY_PEER, NULL);
2621 i = SSL_verify_client_post_handshake(con);
2623 printf("Failed to initiate request\n");
2624 ERR_print_errors(bio_err);
2626 i = SSL_do_handshake(con);
2627 printf("SSL_do_handshake -> %d\n", i);
2632 if (buf[0] == 'P') {
2633 static const char str[] = "Lets print some clear text\n";
2634 BIO_write(SSL_get_wbio(con), str, sizeof(str) -1);
2636 if (buf[0] == 'S') {
2637 print_stats(bio_s_out, SSL_get_SSL_CTX(con));
2640 #ifdef CHARSET_EBCDIC
2641 ebcdic2ascii(buf, buf, i);
2645 /* should do a select for the write */
2648 if (++count == 100) {
2650 SSL_renegotiate(con);
2653 k = SSL_write(con, &(buf[l]), (unsigned int)i);
2654 #ifndef OPENSSL_NO_SRP
2655 while (SSL_get_error(con, k) == SSL_ERROR_WANT_X509_LOOKUP) {
2656 BIO_printf(bio_s_out, "LOOKUP renego during write\n");
2657 SRP_user_pwd_free(srp_callback_parm.user);
2658 srp_callback_parm.user =
2659 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
2660 srp_callback_parm.login);
2661 if (srp_callback_parm.user)
2662 BIO_printf(bio_s_out, "LOOKUP done %s\n",
2663 srp_callback_parm.user->info);
2665 BIO_printf(bio_s_out, "LOOKUP not successful\n");
2666 k = SSL_write(con, &(buf[l]), (unsigned int)i);
2669 switch (SSL_get_error(con, k)) {
2670 case SSL_ERROR_NONE:
2672 case SSL_ERROR_WANT_ASYNC:
2673 BIO_printf(bio_s_out, "Write BLOCK (Async)\n");
2674 (void)BIO_flush(bio_s_out);
2675 wait_for_async(con);
2677 case SSL_ERROR_WANT_WRITE:
2678 case SSL_ERROR_WANT_READ:
2679 case SSL_ERROR_WANT_X509_LOOKUP:
2680 BIO_printf(bio_s_out, "Write BLOCK\n");
2681 (void)BIO_flush(bio_s_out);
2683 case SSL_ERROR_WANT_ASYNC_JOB:
2685 * This shouldn't ever happen in s_server. Treat as an error
2687 case SSL_ERROR_SYSCALL:
2689 BIO_printf(bio_s_out, "ERROR\n");
2690 (void)BIO_flush(bio_s_out);
2691 ERR_print_errors(bio_err);
2695 case SSL_ERROR_ZERO_RETURN:
2696 BIO_printf(bio_s_out, "DONE\n");
2697 (void)BIO_flush(bio_s_out);
2709 if (read_from_sslcon) {
2711 * init_ssl_connection handles all async events itself so if we're
2712 * waiting for async then we shouldn't go back into
2713 * init_ssl_connection
2715 if ((!async || !SSL_waiting_for_async(con))
2716 && !SSL_is_init_finished(con)) {
2717 i = init_ssl_connection(con);
2722 } else if (i == 0) {
2728 i = SSL_read(con, (char *)buf, bufsize);
2729 #ifndef OPENSSL_NO_SRP
2730 while (SSL_get_error(con, i) == SSL_ERROR_WANT_X509_LOOKUP) {
2731 BIO_printf(bio_s_out, "LOOKUP renego during read\n");
2732 SRP_user_pwd_free(srp_callback_parm.user);
2733 srp_callback_parm.user =
2734 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
2735 srp_callback_parm.login);
2736 if (srp_callback_parm.user)
2737 BIO_printf(bio_s_out, "LOOKUP done %s\n",
2738 srp_callback_parm.user->info);
2740 BIO_printf(bio_s_out, "LOOKUP not successful\n");
2741 i = SSL_read(con, (char *)buf, bufsize);
2744 switch (SSL_get_error(con, i)) {
2745 case SSL_ERROR_NONE:
2746 #ifdef CHARSET_EBCDIC
2747 ascii2ebcdic(buf, buf, i);
2749 raw_write_stdout(buf, (unsigned int)i);
2750 (void)BIO_flush(bio_s_out);
2751 if (SSL_has_pending(con))
2754 case SSL_ERROR_WANT_ASYNC:
2755 BIO_printf(bio_s_out, "Read BLOCK (Async)\n");
2756 (void)BIO_flush(bio_s_out);
2757 wait_for_async(con);
2759 case SSL_ERROR_WANT_WRITE:
2760 case SSL_ERROR_WANT_READ:
2761 BIO_printf(bio_s_out, "Read BLOCK\n");
2762 (void)BIO_flush(bio_s_out);
2764 case SSL_ERROR_WANT_ASYNC_JOB:
2766 * This shouldn't ever happen in s_server. Treat as an error
2768 case SSL_ERROR_SYSCALL:
2770 BIO_printf(bio_s_out, "ERROR\n");
2771 (void)BIO_flush(bio_s_out);
2772 ERR_print_errors(bio_err);
2775 case SSL_ERROR_ZERO_RETURN:
2776 BIO_printf(bio_s_out, "DONE\n");
2777 (void)BIO_flush(bio_s_out);
2786 BIO_printf(bio_s_out, "shutting down SSL\n");
2787 do_ssl_shutdown(con);
2790 BIO_printf(bio_s_out, "CONNECTION CLOSED\n");
2791 OPENSSL_clear_free(buf, bufsize);
2795 static void close_accept_socket(void)
2797 BIO_printf(bio_err, "shutdown accept socket\n");
2798 if (accept_socket >= 0) {
2799 BIO_closesocket(accept_socket);
2803 static int is_retryable(SSL *con, int i)
2805 int err = SSL_get_error(con, i);
2807 /* If it's not a fatal error, it must be retryable */
2808 return (err != SSL_ERROR_SSL)
2809 && (err != SSL_ERROR_SYSCALL)
2810 && (err != SSL_ERROR_ZERO_RETURN);
2813 static int init_ssl_connection(SSL *con)
2819 if (dtlslisten || stateless) {
2820 BIO_ADDR *client = NULL;
2823 if ((client = BIO_ADDR_new()) == NULL) {
2824 BIO_printf(bio_err, "ERROR - memory\n");
2827 i = DTLSv1_listen(con, client);
2829 i = SSL_stateless(con);
2836 wbio = SSL_get_wbio(con);
2838 BIO_get_fd(wbio, &fd);
2841 if (!wbio || BIO_connect(fd, client, 0) == 0) {
2842 BIO_printf(bio_err, "ERROR - unable to connect\n");
2843 BIO_ADDR_free(client);
2847 (void)BIO_ctrl_set_connected(wbio, client);
2848 BIO_ADDR_free(client);
2853 i = SSL_accept(con);
2855 BIO_ADDR_free(client);
2859 i = SSL_accept(con);
2862 retry = is_retryable(con, i);
2863 #ifdef CERT_CB_TEST_RETRY
2866 && SSL_get_error(con, i) == SSL_ERROR_WANT_X509_LOOKUP
2867 && SSL_get_state(con) == TLS_ST_SR_CLNT_HELLO) {
2869 "LOOKUP from certificate callback during accept\n");
2870 i = SSL_accept(con);
2872 retry = is_retryable(con, i);
2877 #ifndef OPENSSL_NO_SRP
2879 && SSL_get_error(con, i) == SSL_ERROR_WANT_X509_LOOKUP) {
2880 BIO_printf(bio_s_out, "LOOKUP during accept %s\n",
2881 srp_callback_parm.login);
2882 SRP_user_pwd_free(srp_callback_parm.user);
2883 srp_callback_parm.user =
2884 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
2885 srp_callback_parm.login);
2886 if (srp_callback_parm.user)
2887 BIO_printf(bio_s_out, "LOOKUP done %s\n",
2888 srp_callback_parm.user->info);
2890 BIO_printf(bio_s_out, "LOOKUP not successful\n");
2891 i = SSL_accept(con);
2893 retry = is_retryable(con, i);
2896 } while (i < 0 && SSL_waiting_for_async(con));
2900 if (((dtlslisten || stateless) && i == 0)
2901 || (!dtlslisten && !stateless && retry)) {
2902 BIO_printf(bio_s_out, "DELAY\n");
2906 BIO_printf(bio_err, "ERROR\n");
2908 verify_err = SSL_get_verify_result(con);
2909 if (verify_err != X509_V_OK) {
2910 BIO_printf(bio_err, "verify error:%s\n",
2911 X509_verify_cert_error_string(verify_err));
2913 /* Always print any error messages */
2914 ERR_print_errors(bio_err);
2918 print_connection_info(con);
2922 static void print_connection_info(SSL *con)
2927 #if !defined(OPENSSL_NO_NEXTPROTONEG)
2928 const unsigned char *next_proto_neg;
2929 unsigned next_proto_neg_len;
2931 unsigned char *exportedkeymat;
2935 print_ssl_summary(con);
2937 PEM_write_bio_SSL_SESSION(bio_s_out, SSL_get_session(con));
2939 peer = SSL_get0_peer_certificate(con);
2941 BIO_printf(bio_s_out, "Client certificate\n");
2942 PEM_write_bio_X509(bio_s_out, peer);
2943 dump_cert_text(bio_s_out, peer);
2947 if (SSL_get_shared_ciphers(con, buf, sizeof(buf)) != NULL)
2948 BIO_printf(bio_s_out, "Shared ciphers:%s\n", buf);
2949 str = SSL_CIPHER_get_name(SSL_get_current_cipher(con));
2950 ssl_print_sigalgs(bio_s_out, con);
2951 #ifndef OPENSSL_NO_EC
2952 ssl_print_point_formats(bio_s_out, con);
2953 ssl_print_groups(bio_s_out, con, 0);
2955 print_ca_names(bio_s_out, con);
2956 BIO_printf(bio_s_out, "CIPHER is %s\n", (str != NULL) ? str : "(NONE)");
2958 #if !defined(OPENSSL_NO_NEXTPROTONEG)
2959 SSL_get0_next_proto_negotiated(con, &next_proto_neg, &next_proto_neg_len);
2960 if (next_proto_neg) {
2961 BIO_printf(bio_s_out, "NEXTPROTO is ");
2962 BIO_write(bio_s_out, next_proto_neg, next_proto_neg_len);
2963 BIO_printf(bio_s_out, "\n");
2966 #ifndef OPENSSL_NO_SRTP
2968 SRTP_PROTECTION_PROFILE *srtp_profile
2969 = SSL_get_selected_srtp_profile(con);
2972 BIO_printf(bio_s_out, "SRTP Extension negotiated, profile=%s\n",
2973 srtp_profile->name);
2976 if (SSL_session_reused(con))
2977 BIO_printf(bio_s_out, "Reused session-id\n");
2978 BIO_printf(bio_s_out, "Secure Renegotiation IS%s supported\n",
2979 SSL_get_secure_renegotiation_support(con) ? "" : " NOT");
2980 if ((SSL_get_options(con) & SSL_OP_NO_RENEGOTIATION))
2981 BIO_printf(bio_s_out, "Renegotiation is DISABLED\n");
2983 if (keymatexportlabel != NULL) {
2984 BIO_printf(bio_s_out, "Keying material exporter:\n");
2985 BIO_printf(bio_s_out, " Label: '%s'\n", keymatexportlabel);
2986 BIO_printf(bio_s_out, " Length: %i bytes\n", keymatexportlen);
2987 exportedkeymat = app_malloc(keymatexportlen, "export key");
2988 if (!SSL_export_keying_material(con, exportedkeymat,
2991 strlen(keymatexportlabel),
2993 BIO_printf(bio_s_out, " Error\n");
2995 BIO_printf(bio_s_out, " Keying material: ");
2996 for (i = 0; i < keymatexportlen; i++)
2997 BIO_printf(bio_s_out, "%02X", exportedkeymat[i]);
2998 BIO_printf(bio_s_out, "\n");
3000 OPENSSL_free(exportedkeymat);
3002 #ifndef OPENSSL_NO_KTLS
3003 if (BIO_get_ktls_send(SSL_get_wbio(con)))
3004 BIO_printf(bio_err, "Using Kernel TLS for sending\n");
3005 if (BIO_get_ktls_recv(SSL_get_rbio(con)))
3006 BIO_printf(bio_err, "Using Kernel TLS for receiving\n");
3009 (void)BIO_flush(bio_s_out);
3012 static int www_body(int s, int stype, int prot, unsigned char *context)
3018 const SSL_CIPHER *c;
3019 BIO *io, *ssl_bio, *sbio;
3021 int total_bytes = 0;
3027 /* Set width for a select call if needed */
3030 buf = app_malloc(bufsize, "server www buffer");
3031 io = BIO_new(BIO_f_buffer());
3032 ssl_bio = BIO_new(BIO_f_ssl());
3033 if ((io == NULL) || (ssl_bio == NULL))
3037 if (!BIO_socket_nbio(s, 1))
3038 ERR_print_errors(bio_err);
3040 BIO_printf(bio_err, "Turned on non blocking io\n");
3043 /* lets make the output buffer a reasonable size */
3044 if (!BIO_set_write_buffer_size(io, bufsize))
3047 if ((con = SSL_new(ctx)) == NULL)
3050 if (s_tlsextdebug) {
3051 SSL_set_tlsext_debug_callback(con, tlsext_cb);
3052 SSL_set_tlsext_debug_arg(con, bio_s_out);
3056 && !SSL_set_session_id_context(con, context,
3057 strlen((char *)context))) {
3062 sbio = BIO_new_socket(s, BIO_NOCLOSE);
3066 test = BIO_new(BIO_f_nbio_test());
3067 sbio = BIO_push(test, sbio);
3069 SSL_set_bio(con, sbio, sbio);
3070 SSL_set_accept_state(con);
3072 /* No need to free |con| after this. Done by BIO_free(ssl_bio) */
3073 BIO_set_ssl(ssl_bio, con, BIO_CLOSE);
3074 BIO_push(io, ssl_bio);
3075 #ifdef CHARSET_EBCDIC
3076 io = BIO_push(BIO_new(BIO_f_ebcdic_filter()), io);
3080 BIO_set_callback(SSL_get_rbio(con), bio_dump_callback);
3081 BIO_set_callback_arg(SSL_get_rbio(con), (char *)bio_s_out);
3084 #ifndef OPENSSL_NO_SSL_TRACE
3086 SSL_set_msg_callback(con, SSL_trace);
3089 SSL_set_msg_callback(con, msg_cb);
3090 SSL_set_msg_callback_arg(con, bio_s_msg ? bio_s_msg : bio_s_out);
3094 i = BIO_gets(io, buf, bufsize - 1);
3095 if (i < 0) { /* error */
3096 if (!BIO_should_retry(io) && !SSL_waiting_for_async(con)) {
3098 ERR_print_errors(bio_err);
3101 BIO_printf(bio_s_out, "read R BLOCK\n");
3102 #ifndef OPENSSL_NO_SRP
3103 if (BIO_should_io_special(io)
3104 && BIO_get_retry_reason(io) == BIO_RR_SSL_X509_LOOKUP) {
3105 BIO_printf(bio_s_out, "LOOKUP renego during read\n");
3106 SRP_user_pwd_free(srp_callback_parm.user);
3107 srp_callback_parm.user =
3108 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
3109 srp_callback_parm.login);
3110 if (srp_callback_parm.user)
3111 BIO_printf(bio_s_out, "LOOKUP done %s\n",
3112 srp_callback_parm.user->info);
3114 BIO_printf(bio_s_out, "LOOKUP not successful\n");
3118 #if !defined(OPENSSL_SYS_MSDOS)
3123 } else if (i == 0) { /* end of input */
3128 /* else we have data */
3129 if (((www == 1) && (strncmp("GET ", buf, 4) == 0)) ||
3130 ((www == 2) && (strncmp("GET /stats ", buf, 11) == 0))) {
3133 STACK_OF(SSL_CIPHER) *sk;
3134 static const char *space = " ";
3136 if (www == 1 && strncmp("GET /reneg", buf, 10) == 0) {
3137 if (strncmp("GET /renegcert", buf, 14) == 0)
3139 SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE,
3141 i = SSL_renegotiate(con);
3142 BIO_printf(bio_s_out, "SSL_renegotiate -> %d\n", i);
3143 /* Send the HelloRequest */
3144 i = SSL_do_handshake(con);
3146 BIO_printf(bio_s_out, "SSL_do_handshake() Retval %d\n",
3147 SSL_get_error(con, i));
3148 ERR_print_errors(bio_err);
3151 /* Wait for a ClientHello to come back */
3153 openssl_fdset(s, &readfds);
3154 i = select(width, (void *)&readfds, NULL, NULL, NULL);
3155 if (i <= 0 || !FD_ISSET(s, &readfds)) {
3156 BIO_printf(bio_s_out,
3157 "Error waiting for client response\n");
3158 ERR_print_errors(bio_err);
3162 * We're not actually expecting any data here and we ignore
3163 * any that is sent. This is just to force the handshake that
3164 * we're expecting to come from the client. If they haven't
3165 * sent one there's not much we can do.
3167 BIO_gets(io, buf, bufsize - 1);
3171 "HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n");
3172 BIO_puts(io, "<HTML><BODY BGCOLOR=\"#ffffff\">\n");
3173 BIO_puts(io, "<pre>\n");
3174 /* BIO_puts(io, OpenSSL_version(OPENSSL_VERSION)); */
3176 for (i = 0; i < local_argc; i++) {
3178 for (myp = local_argv[i]; *myp; myp++)
3181 BIO_puts(io, "<");
3184 BIO_puts(io, ">");
3187 BIO_puts(io, "&");
3190 BIO_write(io, myp, 1);
3193 BIO_write(io, " ", 1);
3198 "Secure Renegotiation IS%s supported\n",
3199 SSL_get_secure_renegotiation_support(con) ?
3203 * The following is evil and should not really be done
3205 BIO_printf(io, "Ciphers supported in s_server binary\n");
3206 sk = SSL_get_ciphers(con);
3207 j = sk_SSL_CIPHER_num(sk);
3208 for (i = 0; i < j; i++) {
3209 c = sk_SSL_CIPHER_value(sk, i);
3210 BIO_printf(io, "%-11s:%-25s ",
3211 SSL_CIPHER_get_version(c), SSL_CIPHER_get_name(c));
3212 if ((((i + 1) % 2) == 0) && (i + 1 != j))
3216 p = SSL_get_shared_ciphers(con, buf, bufsize);
3219 "---\nCiphers common between both SSL end points:\n");
3223 BIO_write(io, space, 26 - j);
3226 BIO_write(io, ((i % 3) ? " " : "\n"), 1);
3228 BIO_write(io, p, 1);
3235 ssl_print_sigalgs(io, con);
3236 #ifndef OPENSSL_NO_EC
3237 ssl_print_groups(io, con, 0);
3239 print_ca_names(io, con);
3240 BIO_printf(io, (SSL_session_reused(con)
3241 ? "---\nReused, " : "---\nNew, "));
3242 c = SSL_get_current_cipher(con);
3243 BIO_printf(io, "%s, Cipher is %s\n",
3244 SSL_CIPHER_get_version(c), SSL_CIPHER_get_name(c));
3245 SSL_SESSION_print(io, SSL_get_session(con));
3246 BIO_printf(io, "---\n");
3247 print_stats(io, SSL_get_SSL_CTX(con));
3248 BIO_printf(io, "---\n");
3249 peer = SSL_get0_peer_certificate(con);
3251 BIO_printf(io, "Client certificate\n");
3252 X509_print(io, peer);
3253 PEM_write_bio_X509(io, peer);
3256 BIO_puts(io, "no client certificate available\n");
3258 BIO_puts(io, "</pre></BODY></HTML>\r\n\r\n");
3260 } else if ((www == 2 || www == 3)
3261 && (strncmp("GET /", buf, 5) == 0)) {
3264 static const char *text =
3265 "HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n";
3271 for (e = p; *e != '\0'; e++) {
3276 /* Windows drive. We treat this the same way as ".." */
3283 dot = (e[0] == '.') ? 2 : 0;
3286 dot = (e[0] == '.') ? 3 : 0;
3289 dot = (e[0] == '/' || e[0] == '\\') ? -1 : 0;
3293 dot = (e[0] == '/' || e[0] == '\\') ? 1 : 0;
3295 dot = (dot == 3) || (dot == -1); /* filename contains ".."
3300 BIO_printf(io, "'%s' is an invalid file name\r\n", p);
3307 BIO_printf(io, "'%s' contains '..' or ':'\r\n", p);
3311 if (*p == '/' || *p == '\\') {
3313 BIO_printf(io, "'%s' is an invalid path\r\n", p);
3317 /* if a directory, do the index thang */
3318 if (app_isdir(p) > 0) {
3320 BIO_printf(io, "'%s' is a directory\r\n", p);
3324 opmode = (http_server_binmode == 1) ? "rb" : "r";
3325 if ((file = BIO_new_file(p, opmode)) == NULL) {
3327 BIO_printf(io, "Error opening '%s' mode='%s'\r\n", p, opmode);
3328 ERR_print_errors(io);
3333 BIO_printf(bio_err, "FILE:%s\n", p);
3337 if (((i > 5) && (strcmp(&(p[i - 5]), ".html") == 0)) ||
3338 ((i > 4) && (strcmp(&(p[i - 4]), ".php") == 0)) ||
3339 ((i > 4) && (strcmp(&(p[i - 4]), ".htm") == 0)))
3341 "HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n");
3344 "HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n");
3347 #ifndef OPENSSL_NO_KTLS
3355 BIO_get_fp(file, &fp);
3357 if (fstat(fd, &st) < 0) {
3358 BIO_printf(io, "Error fstat '%s'\r\n", p);
3359 ERR_print_errors(io);
3363 filesize = st.st_size;
3364 if (((int)BIO_flush(io)) < 0)
3368 i = SSL_sendfile(con, fd, offset, filesize, 0);
3370 BIO_printf(io, "Error SSL_sendfile '%s'\r\n", p);
3371 ERR_print_errors(io);
3378 if (filesize <= 0) {
3380 BIO_printf(bio_err, "KTLS SENDFILE '%s' OK\n", p);
3389 i = BIO_read(file, buf, bufsize);
3395 BIO_printf(bio_err, "%d\n", i);
3396 if (total_bytes > 3 * 1024) {
3398 BIO_printf(bio_err, "RENEGOTIATE\n");
3399 SSL_renegotiate(con);
3403 for (j = 0; j < i;) {
3407 SSL_renegotiate(con);
3409 k = BIO_write(io, &(buf[j]), i - j);
3411 if (!BIO_should_retry(io)
3412 && !SSL_waiting_for_async(con)) {
3415 BIO_printf(bio_s_out, "rwrite W BLOCK\n");
3430 i = (int)BIO_flush(io);
3432 if (!BIO_should_retry(io))
3438 /* make sure we re-use sessions */
3439 do_ssl_shutdown(con);
3447 static int rev_body(int s, int stype, int prot, unsigned char *context)
3453 BIO *io, *ssl_bio, *sbio;
3455 buf = app_malloc(bufsize, "server rev buffer");
3456 io = BIO_new(BIO_f_buffer());
3457 ssl_bio = BIO_new(BIO_f_ssl());
3458 if ((io == NULL) || (ssl_bio == NULL))
3461 /* lets make the output buffer a reasonable size */
3462 if (!BIO_set_write_buffer_size(io, bufsize))
3465 if ((con = SSL_new(ctx)) == NULL)
3468 if (s_tlsextdebug) {
3469 SSL_set_tlsext_debug_callback(con, tlsext_cb);
3470 SSL_set_tlsext_debug_arg(con, bio_s_out);
3473 && !SSL_set_session_id_context(con, context,
3474 strlen((char *)context))) {
3476 ERR_print_errors(bio_err);
3480 sbio = BIO_new_socket(s, BIO_NOCLOSE);
3481 SSL_set_bio(con, sbio, sbio);
3482 SSL_set_accept_state(con);
3484 /* No need to free |con| after this. Done by BIO_free(ssl_bio) */
3485 BIO_set_ssl(ssl_bio, con, BIO_CLOSE);
3486 BIO_push(io, ssl_bio);
3487 #ifdef CHARSET_EBCDIC
3488 io = BIO_push(BIO_new(BIO_f_ebcdic_filter()), io);
3492 BIO_set_callback(SSL_get_rbio(con), bio_dump_callback);
3493 BIO_set_callback_arg(SSL_get_rbio(con), (char *)bio_s_out);
3496 #ifndef OPENSSL_NO_SSL_TRACE
3498 SSL_set_msg_callback(con, SSL_trace);
3501 SSL_set_msg_callback(con, msg_cb);
3502 SSL_set_msg_callback_arg(con, bio_s_msg ? bio_s_msg : bio_s_out);
3506 i = BIO_do_handshake(io);
3509 if (!BIO_should_retry(io)) {
3510 BIO_puts(bio_err, "CONNECTION FAILURE\n");
3511 ERR_print_errors(bio_err);
3514 #ifndef OPENSSL_NO_SRP
3515 if (BIO_should_io_special(io)
3516 && BIO_get_retry_reason(io) == BIO_RR_SSL_X509_LOOKUP) {
3517 BIO_printf(bio_s_out, "LOOKUP renego during accept\n");
3518 SRP_user_pwd_free(srp_callback_parm.user);
3519 srp_callback_parm.user =
3520 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
3521 srp_callback_parm.login);
3522 if (srp_callback_parm.user)
3523 BIO_printf(bio_s_out, "LOOKUP done %s\n",
3524 srp_callback_parm.user->info);
3526 BIO_printf(bio_s_out, "LOOKUP not successful\n");
3531 BIO_printf(bio_err, "CONNECTION ESTABLISHED\n");
3532 print_ssl_summary(con);
3535 i = BIO_gets(io, buf, bufsize - 1);
3536 if (i < 0) { /* error */
3537 if (!BIO_should_retry(io)) {
3539 ERR_print_errors(bio_err);
3542 BIO_printf(bio_s_out, "read R BLOCK\n");
3543 #ifndef OPENSSL_NO_SRP
3544 if (BIO_should_io_special(io)
3545 && BIO_get_retry_reason(io) == BIO_RR_SSL_X509_LOOKUP) {
3546 BIO_printf(bio_s_out, "LOOKUP renego during read\n");
3547 SRP_user_pwd_free(srp_callback_parm.user);
3548 srp_callback_parm.user =
3549 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
3550 srp_callback_parm.login);
3551 if (srp_callback_parm.user)
3552 BIO_printf(bio_s_out, "LOOKUP done %s\n",
3553 srp_callback_parm.user->info);
3555 BIO_printf(bio_s_out, "LOOKUP not successful\n");
3559 #if !defined(OPENSSL_SYS_MSDOS)
3564 } else if (i == 0) { /* end of input */
3566 BIO_printf(bio_err, "CONNECTION CLOSED\n");
3569 char *p = buf + i - 1;
3570 while (i && (*p == '\n' || *p == '\r')) {
3574 if (!s_ign_eof && (i == 5) && (strncmp(buf, "CLOSE", 5) == 0)) {
3576 BIO_printf(bio_err, "CONNECTION CLOSED\n");
3579 BUF_reverse((unsigned char *)buf, NULL, i);
3581 BIO_write(io, buf, i + 1);
3586 if (!BIO_should_retry(io))
3592 /* make sure we re-use sessions */
3593 do_ssl_shutdown(con);
3602 #define MAX_SESSION_ID_ATTEMPTS 10
3603 static int generate_session_id(SSL *ssl, unsigned char *id,
3604 unsigned int *id_len)
3606 unsigned int count = 0;
3607 unsigned int session_id_prefix_len = strlen(session_id_prefix);
3610 if (RAND_bytes(id, *id_len) <= 0)
3613 * Prefix the session_id with the required prefix. NB: If our prefix
3614 * is too long, clip it - but there will be worse effects anyway, eg.
3615 * the server could only possibly create 1 session ID (ie. the
3616 * prefix!) so all future session negotiations will fail due to
3619 memcpy(id, session_id_prefix,
3620 (session_id_prefix_len < *id_len) ?
3621 session_id_prefix_len : *id_len);
3623 while (SSL_has_matching_session_id(ssl, id, *id_len) &&
3624 (++count < MAX_SESSION_ID_ATTEMPTS));
3625 if (count >= MAX_SESSION_ID_ATTEMPTS)
3631 * By default s_server uses an in-memory cache which caches SSL_SESSION
3632 * structures without any serialization. This hides some bugs which only
3633 * become apparent in deployed servers. By implementing a basic external
3634 * session cache some issues can be debugged using s_server.
3637 typedef struct simple_ssl_session_st {
3642 struct simple_ssl_session_st *next;
3643 } simple_ssl_session;
3645 static simple_ssl_session *first = NULL;
3647 static int add_session(SSL *ssl, SSL_SESSION *session)
3649 simple_ssl_session *sess = app_malloc(sizeof(*sess), "get session");
3652 SSL_SESSION_get_id(session, &sess->idlen);
3653 sess->derlen = i2d_SSL_SESSION(session, NULL);
3654 if (sess->derlen < 0) {
3655 BIO_printf(bio_err, "Error encoding session\n");
3660 sess->id = OPENSSL_memdup(SSL_SESSION_get_id(session, NULL), sess->idlen);
3661 sess->der = app_malloc(sess->derlen, "get session buffer");
3663 BIO_printf(bio_err, "Out of memory adding to external cache\n");
3664 OPENSSL_free(sess->id);
3665 OPENSSL_free(sess->der);
3671 /* Assume it still works. */
3672 if (i2d_SSL_SESSION(session, &p) != sess->derlen) {
3673 BIO_printf(bio_err, "Unexpected session encoding length\n");
3674 OPENSSL_free(sess->id);
3675 OPENSSL_free(sess->der);
3682 BIO_printf(bio_err, "New session added to external cache\n");
3686 static SSL_SESSION *get_session(SSL *ssl, const unsigned char *id, int idlen,
3689 simple_ssl_session *sess;
3691 for (sess = first; sess; sess = sess->next) {
3692 if (idlen == (int)sess->idlen && !memcmp(sess->id, id, idlen)) {
3693 const unsigned char *p = sess->der;
3694 BIO_printf(bio_err, "Lookup session: cache hit\n");
3695 return d2i_SSL_SESSION(NULL, &p, sess->derlen);
3698 BIO_printf(bio_err, "Lookup session: cache miss\n");
3702 static void del_session(SSL_CTX *sctx, SSL_SESSION *session)
3704 simple_ssl_session *sess, *prev = NULL;
3705 const unsigned char *id;
3707 id = SSL_SESSION_get_id(session, &idlen);
3708 for (sess = first; sess; sess = sess->next) {
3709 if (idlen == sess->idlen && !memcmp(sess->id, id, idlen)) {
3711 prev->next = sess->next;
3714 OPENSSL_free(sess->id);
3715 OPENSSL_free(sess->der);
3723 static void init_session_cache_ctx(SSL_CTX *sctx)
3725 SSL_CTX_set_session_cache_mode(sctx,
3726 SSL_SESS_CACHE_NO_INTERNAL |
3727 SSL_SESS_CACHE_SERVER);
3728 SSL_CTX_sess_set_new_cb(sctx, add_session);
3729 SSL_CTX_sess_set_get_cb(sctx, get_session);
3730 SSL_CTX_sess_set_remove_cb(sctx, del_session);
3733 static void free_sessions(void)
3735 simple_ssl_session *sess, *tsess;
3736 for (sess = first; sess;) {
3737 OPENSSL_free(sess->id);
3738 OPENSSL_free(sess->der);
3741 OPENSSL_free(tsess);
3746 #endif /* OPENSSL_NO_SOCK */