2 * Copyright 1995-2023 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/rand.h>
46 #include <openssl/ocsp.h>
48 # include <openssl/dh.h>
50 #include <openssl/rsa.h>
54 #include <openssl/ebcdic.h>
56 #include "internal/sockets.h"
58 static int not_resumable_sess_cb(SSL *s, int is_forward_secure);
59 static int sv_body(int s, int stype, int prot, unsigned char *context);
60 static int www_body(int s, int stype, int prot, unsigned char *context);
61 static int rev_body(int s, int stype, int prot, unsigned char *context);
62 static void close_accept_socket(void);
63 static int init_ssl_connection(SSL *s);
64 static void print_stats(BIO *bp, SSL_CTX *ctx);
65 static int generate_session_id(SSL *ssl, unsigned char *id,
66 unsigned int *id_len);
67 static void init_session_cache_ctx(SSL_CTX *sctx);
68 static void free_sessions(void);
69 static void print_connection_info(SSL *con);
71 static const int bufsize = 16 * 1024;
72 static int accept_socket = -1;
74 #define TEST_CERT "server.pem"
75 #define TEST_CERT2 "server2.pem"
77 static int s_nbio = 0;
78 static int s_nbio_test = 0;
79 static int s_crlf = 0;
80 static SSL_CTX *ctx = NULL;
81 static SSL_CTX *ctx2 = NULL;
84 static BIO *bio_s_out = NULL;
85 static BIO *bio_s_msg = NULL;
86 static int s_debug = 0;
87 static int s_tlsextdebug = 0;
89 static int s_quiet = 0;
90 static int s_ign_eof = 0;
91 static int s_brief = 0;
93 static char *keymatexportlabel = NULL;
94 static int keymatexportlen = 20;
98 static int use_sendfile = 0;
99 static int use_zc_sendfile = 0;
101 static const char *session_id_prefix = NULL;
103 static const unsigned char cert_type_rpk[] = { TLSEXT_cert_type_rpk, TLSEXT_cert_type_x509 };
104 static int enable_client_rpk = 0;
106 #ifndef OPENSSL_NO_DTLS
107 static int enable_timeouts = 0;
108 static long socket_mtu;
112 * We define this but make it always be 0 in no-dtls builds to simplify the
115 static int dtlslisten = 0;
116 static int stateless = 0;
118 static int early_data = 0;
119 static SSL_SESSION *psksess = NULL;
121 static char *psk_identity = "Client_identity";
122 char *psk_key = NULL; /* by default PSK is not used */
124 static char http_server_binmode = 0; /* for now: 0/1 = default/binary */
126 #ifndef OPENSSL_NO_PSK
127 static unsigned int psk_server_cb(SSL *ssl, const char *identity,
129 unsigned int max_psk_len)
135 BIO_printf(bio_s_out, "psk_server_cb\n");
137 if (!SSL_is_dtls(ssl) && SSL_version(ssl) >= TLS1_3_VERSION) {
139 * This callback is designed for use in (D)TLSv1.2 (or below). It is
140 * possible to use a single callback for all protocol versions - but it
141 * is preferred to use a dedicated callback for TLSv1.3. For TLSv1.3 we
142 * have psk_find_session_cb.
147 if (identity == NULL) {
148 BIO_printf(bio_err, "Error: client did not send PSK identity\n");
152 BIO_printf(bio_s_out, "identity_len=%d identity=%s\n",
153 (int)strlen(identity), identity);
155 /* here we could lookup the given identity e.g. from a database */
156 if (strcmp(identity, psk_identity) != 0) {
157 BIO_printf(bio_s_out, "PSK warning: client identity not what we expected"
158 " (got '%s' expected '%s')\n", identity, psk_identity);
161 BIO_printf(bio_s_out, "PSK client identity found\n");
164 /* convert the PSK key to binary */
165 key = OPENSSL_hexstr2buf(psk_key, &key_len);
167 BIO_printf(bio_err, "Could not convert PSK key '%s' to buffer\n",
171 if (key_len > (int)max_psk_len) {
173 "psk buffer of callback is too small (%d) for key (%ld)\n",
174 max_psk_len, key_len);
179 memcpy(psk, key, key_len);
183 BIO_printf(bio_s_out, "fetched PSK len=%ld\n", key_len);
187 BIO_printf(bio_err, "Error in PSK server callback\n");
188 (void)BIO_flush(bio_err);
189 (void)BIO_flush(bio_s_out);
194 static int psk_find_session_cb(SSL *ssl, const unsigned char *identity,
195 size_t identity_len, SSL_SESSION **sess)
197 SSL_SESSION *tmpsess = NULL;
200 const SSL_CIPHER *cipher = NULL;
202 if (strlen(psk_identity) != identity_len
203 || memcmp(psk_identity, identity, identity_len) != 0) {
208 if (psksess != NULL) {
209 SSL_SESSION_up_ref(psksess);
214 key = OPENSSL_hexstr2buf(psk_key, &key_len);
216 BIO_printf(bio_err, "Could not convert PSK key '%s' to buffer\n",
221 /* We default to SHA256 */
222 cipher = SSL_CIPHER_find(ssl, tls13_aes128gcmsha256_id);
223 if (cipher == NULL) {
224 BIO_printf(bio_err, "Error finding suitable ciphersuite\n");
229 tmpsess = SSL_SESSION_new();
231 || !SSL_SESSION_set1_master_key(tmpsess, key, key_len)
232 || !SSL_SESSION_set_cipher(tmpsess, cipher)
233 || !SSL_SESSION_set_protocol_version(tmpsess, SSL_version(ssl))) {
235 SSL_SESSION_free(tmpsess);
244 #ifndef OPENSSL_NO_SRP
245 static srpsrvparm srp_callback_parm;
248 static int local_argc = 0;
249 static char **local_argv;
251 #ifdef CHARSET_EBCDIC
252 static int ebcdic_new(BIO *bi);
253 static int ebcdic_free(BIO *a);
254 static int ebcdic_read(BIO *b, char *out, int outl);
255 static int ebcdic_write(BIO *b, const char *in, int inl);
256 static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr);
257 static int ebcdic_gets(BIO *bp, char *buf, int size);
258 static int ebcdic_puts(BIO *bp, const char *str);
260 # define BIO_TYPE_EBCDIC_FILTER (18|0x0200)
261 static BIO_METHOD *methods_ebcdic = NULL;
263 /* This struct is "unwarranted chumminess with the compiler." */
269 static const BIO_METHOD *BIO_f_ebcdic_filter(void)
271 if (methods_ebcdic == NULL) {
272 methods_ebcdic = BIO_meth_new(BIO_TYPE_EBCDIC_FILTER,
273 "EBCDIC/ASCII filter");
274 if (methods_ebcdic == NULL
275 || !BIO_meth_set_write(methods_ebcdic, ebcdic_write)
276 || !BIO_meth_set_read(methods_ebcdic, ebcdic_read)
277 || !BIO_meth_set_puts(methods_ebcdic, ebcdic_puts)
278 || !BIO_meth_set_gets(methods_ebcdic, ebcdic_gets)
279 || !BIO_meth_set_ctrl(methods_ebcdic, ebcdic_ctrl)
280 || !BIO_meth_set_create(methods_ebcdic, ebcdic_new)
281 || !BIO_meth_set_destroy(methods_ebcdic, ebcdic_free))
284 return methods_ebcdic;
287 static int ebcdic_new(BIO *bi)
289 EBCDIC_OUTBUFF *wbuf;
291 wbuf = app_malloc(sizeof(*wbuf) + 1024, "ebcdic wbuf");
292 wbuf->alloced = 1024;
293 wbuf->buff[0] = '\0';
295 BIO_set_data(bi, wbuf);
300 static int ebcdic_free(BIO *a)
302 EBCDIC_OUTBUFF *wbuf;
306 wbuf = BIO_get_data(a);
308 BIO_set_data(a, NULL);
314 static int ebcdic_read(BIO *b, char *out, int outl)
317 BIO *next = BIO_next(b);
319 if (out == NULL || outl == 0)
324 ret = BIO_read(next, out, outl);
326 ascii2ebcdic(out, out, ret);
330 static int ebcdic_write(BIO *b, const char *in, int inl)
332 EBCDIC_OUTBUFF *wbuf;
333 BIO *next = BIO_next(b);
337 if ((in == NULL) || (inl <= 0))
342 wbuf = (EBCDIC_OUTBUFF *) BIO_get_data(b);
344 if (inl > (num = wbuf->alloced)) {
345 num = num + num; /* double the size */
349 wbuf = app_malloc(sizeof(*wbuf) + num, "grow ebcdic wbuf");
352 wbuf->buff[0] = '\0';
354 BIO_set_data(b, wbuf);
357 ebcdic2ascii(wbuf->buff, in, inl);
359 ret = BIO_write(next, wbuf->buff, inl);
364 static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr)
367 BIO *next = BIO_next(b);
376 ret = BIO_ctrl(next, cmd, num, ptr);
382 static int ebcdic_gets(BIO *bp, char *buf, int size)
385 BIO *next = BIO_next(bp);
389 /* return(BIO_gets(bp->next_bio,buf,size));*/
390 for (i = 0; i < size - 1; ++i) {
391 ret = ebcdic_read(bp, &buf[i], 1);
394 else if (buf[i] == '\n') {
401 return (ret < 0 && i == 0) ? ret : i;
404 static int ebcdic_puts(BIO *bp, const char *str)
406 if (BIO_next(bp) == NULL)
408 return ebcdic_write(bp, str, strlen(str));
412 /* This is a context that we pass to callbacks */
413 typedef struct tlsextctx_st {
419 static int ssl_servername_cb(SSL *s, int *ad, void *arg)
421 tlsextctx *p = (tlsextctx *) arg;
422 const char *servername = SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
424 if (servername != NULL && p->biodebug != NULL) {
425 const char *cp = servername;
428 BIO_printf(p->biodebug, "Hostname in TLS extension: \"");
429 while ((uc = *cp++) != 0)
430 BIO_printf(p->biodebug,
431 (((uc) & ~127) == 0) && isprint(uc) ? "%c" : "\\x%02x", uc);
432 BIO_printf(p->biodebug, "\"\n");
435 if (p->servername == NULL)
436 return SSL_TLSEXT_ERR_NOACK;
438 if (servername != NULL) {
439 if (OPENSSL_strcasecmp(servername, p->servername))
440 return p->extension_error;
442 BIO_printf(p->biodebug, "Switching server context.\n");
443 SSL_set_SSL_CTX(s, ctx2);
446 return SSL_TLSEXT_ERR_OK;
449 /* Structure passed to cert status callback */
450 typedef struct tlsextstatusctx_st {
452 /* File to load OCSP Response from (or NULL if no file) */
454 /* Default responder to use */
455 char *host, *path, *port;
456 char *proxy, *no_proxy;
461 static tlsextstatusctx tlscstatp = { -1 };
463 #ifndef OPENSSL_NO_OCSP
466 * Helper function to get an OCSP_RESPONSE from a responder. This is a
467 * simplified version. It examines certificates each time and makes one OCSP
468 * responder query for each request. A full version would store details such as
469 * the OCSP certificate IDs and minimise the number of OCSP responses by caching
470 * them until they were considered "expired".
472 static int get_ocsp_resp_from_responder(SSL *s, tlsextstatusctx *srctx,
473 OCSP_RESPONSE **resp)
475 char *host = NULL, *port = NULL, *path = NULL;
476 char *proxy = NULL, *no_proxy = NULL;
478 STACK_OF(OPENSSL_STRING) *aia = NULL;
479 X509 *x = NULL, *cert;
481 STACK_OF(X509) *chain = NULL;
483 X509_STORE_CTX *inctx = NULL;
485 OCSP_REQUEST *req = NULL;
486 OCSP_CERTID *id = NULL;
487 STACK_OF(X509_EXTENSION) *exts;
488 int ret = SSL_TLSEXT_ERR_NOACK;
491 /* Build up OCSP query from server certificate */
492 x = SSL_get_certificate(s);
493 iname = X509_get_issuer_name(x);
494 aia = X509_get1_ocsp(x);
496 if (!OSSL_HTTP_parse_url(sk_OPENSSL_STRING_value(aia, 0), &use_ssl,
497 NULL, &host, &port, NULL, &path, NULL, NULL)) {
498 BIO_puts(bio_err, "cert_status: can't parse AIA URL\n");
502 BIO_printf(bio_err, "cert_status: AIA URL: %s\n",
503 sk_OPENSSL_STRING_value(aia, 0));
505 if (srctx->host == NULL) {
507 "cert_status: no AIA and no default responder URL\n");
513 use_ssl = srctx->use_ssl;
515 proxy = srctx->proxy;
516 no_proxy = srctx->no_proxy;
518 ssl_ctx = SSL_get_SSL_CTX(s);
519 if (!SSL_CTX_get0_chain_certs(ssl_ctx, &chain))
521 for (i = 0; i < sk_X509_num(chain); i++) {
522 /* check the untrusted certificate chain (-cert_chain option) */
523 cert = sk_X509_value(chain, i);
524 if (X509_name_cmp(iname, X509_get_subject_name(cert)) == 0) {
525 /* the issuer certificate is found */
526 id = OCSP_cert_to_id(NULL, x, cert);
531 inctx = X509_STORE_CTX_new();
534 if (!X509_STORE_CTX_init(inctx, SSL_CTX_get_cert_store(ssl_ctx),
537 obj = X509_STORE_CTX_get_obj_by_subject(inctx, X509_LU_X509, iname);
539 BIO_puts(bio_err, "cert_status: Can't retrieve issuer certificate.\n");
542 id = OCSP_cert_to_id(NULL, x, X509_OBJECT_get0_X509(obj));
543 X509_OBJECT_free(obj);
547 req = OCSP_REQUEST_new();
550 if (!OCSP_request_add0_id(req, id))
553 /* Add any extensions to the request */
554 SSL_get_tlsext_status_exts(s, &exts);
555 for (i = 0; i < sk_X509_EXTENSION_num(exts); i++) {
556 X509_EXTENSION *ext = sk_X509_EXTENSION_value(exts, i);
557 if (!OCSP_REQUEST_add_ext(req, ext, -1))
560 *resp = process_responder(req, host, port, path, proxy, no_proxy,
561 use_ssl, NULL /* headers */, srctx->timeout);
563 BIO_puts(bio_err, "cert_status: error querying responder\n");
567 ret = SSL_TLSEXT_ERR_OK;
571 ret = SSL_TLSEXT_ERR_ALERT_FATAL;
574 * If we parsed aia we need to free; otherwise they were copied and we
581 X509_email_free(aia);
583 OCSP_CERTID_free(id);
584 OCSP_REQUEST_free(req);
585 X509_STORE_CTX_free(inctx);
590 * Certificate Status callback. This is called when a client includes a
591 * certificate status request extension. The response is either obtained from a
592 * file, or from an OCSP responder.
594 static int cert_status_cb(SSL *s, void *arg)
596 tlsextstatusctx *srctx = arg;
597 OCSP_RESPONSE *resp = NULL;
598 unsigned char *rspder = NULL;
600 int ret = SSL_TLSEXT_ERR_ALERT_FATAL;
603 BIO_puts(bio_err, "cert_status: callback called\n");
605 if (srctx->respin != NULL) {
606 BIO *derbio = bio_open_default(srctx->respin, 'r', FORMAT_ASN1);
607 if (derbio == NULL) {
608 BIO_puts(bio_err, "cert_status: Cannot open OCSP response file\n");
611 resp = d2i_OCSP_RESPONSE_bio(derbio, NULL);
614 BIO_puts(bio_err, "cert_status: Error reading OCSP response\n");
618 ret = get_ocsp_resp_from_responder(s, srctx, &resp);
619 if (ret != SSL_TLSEXT_ERR_OK)
623 rspderlen = i2d_OCSP_RESPONSE(resp, &rspder);
627 SSL_set_tlsext_status_ocsp_resp(s, rspder, rspderlen);
628 if (srctx->verbose) {
629 BIO_puts(bio_err, "cert_status: ocsp response sent:\n");
630 OCSP_RESPONSE_print(bio_err, resp, 2);
633 ret = SSL_TLSEXT_ERR_OK;
636 if (ret != SSL_TLSEXT_ERR_OK)
637 ERR_print_errors(bio_err);
639 OCSP_RESPONSE_free(resp);
645 #ifndef OPENSSL_NO_NEXTPROTONEG
646 /* This is the context that we pass to next_proto_cb */
647 typedef struct tlsextnextprotoctx_st {
650 } tlsextnextprotoctx;
652 static int next_proto_cb(SSL *s, const unsigned char **data,
653 unsigned int *len, void *arg)
655 tlsextnextprotoctx *next_proto = arg;
657 *data = next_proto->data;
658 *len = next_proto->len;
660 return SSL_TLSEXT_ERR_OK;
662 #endif /* ndef OPENSSL_NO_NEXTPROTONEG */
664 /* This the context that we pass to alpn_cb */
665 typedef struct tlsextalpnctx_st {
670 static int alpn_cb(SSL *s, const unsigned char **out, unsigned char *outlen,
671 const unsigned char *in, unsigned int inlen, void *arg)
673 tlsextalpnctx *alpn_ctx = arg;
676 /* We can assume that |in| is syntactically valid. */
678 BIO_printf(bio_s_out, "ALPN protocols advertised by the client: ");
679 for (i = 0; i < inlen;) {
681 BIO_write(bio_s_out, ", ", 2);
682 BIO_write(bio_s_out, &in[i + 1], in[i]);
685 BIO_write(bio_s_out, "\n", 1);
688 if (SSL_select_next_proto
689 ((unsigned char **)out, outlen, alpn_ctx->data, alpn_ctx->len, in,
690 inlen) != OPENSSL_NPN_NEGOTIATED) {
691 return SSL_TLSEXT_ERR_ALERT_FATAL;
695 BIO_printf(bio_s_out, "ALPN protocols selected: ");
696 BIO_write(bio_s_out, *out, *outlen);
697 BIO_write(bio_s_out, "\n", 1);
700 return SSL_TLSEXT_ERR_OK;
703 static int not_resumable_sess_cb(SSL *s, int is_forward_secure)
705 /* disable resumption for sessions with forward secure ciphers */
706 return is_forward_secure;
709 typedef enum OPTION_choice {
712 OPT_4, OPT_6, OPT_ACCEPT, OPT_PORT, OPT_UNIX, OPT_UNLINK, OPT_NACCEPT,
713 OPT_VERIFY, OPT_NAMEOPT, OPT_UPPER_V_VERIFY, OPT_CONTEXT, OPT_CERT, OPT_CRL,
714 OPT_CRL_DOWNLOAD, OPT_SERVERINFO, OPT_CERTFORM, OPT_KEY, OPT_KEYFORM,
715 OPT_PASS, OPT_CERT_CHAIN, OPT_DHPARAM, OPT_DCERTFORM, OPT_DCERT,
716 OPT_DKEYFORM, OPT_DPASS, OPT_DKEY, OPT_DCERT_CHAIN, OPT_NOCERT,
717 OPT_CAPATH, OPT_NOCAPATH, OPT_CHAINCAPATH, OPT_VERIFYCAPATH, OPT_NO_CACHE,
718 OPT_EXT_CACHE, OPT_CRLFORM, OPT_VERIFY_RET_ERROR, OPT_VERIFY_QUIET,
719 OPT_BUILD_CHAIN, OPT_CAFILE, OPT_NOCAFILE, OPT_CHAINCAFILE,
721 OPT_CASTORE, OPT_NOCASTORE, OPT_CHAINCASTORE, OPT_VERIFYCASTORE,
722 OPT_NBIO, OPT_NBIO_TEST, OPT_IGN_EOF, OPT_NO_IGN_EOF,
723 OPT_DEBUG, OPT_TLSEXTDEBUG, OPT_STATUS, OPT_STATUS_VERBOSE,
724 OPT_STATUS_TIMEOUT, OPT_PROXY, OPT_NO_PROXY, OPT_STATUS_URL,
725 OPT_STATUS_FILE, OPT_MSG, OPT_MSGFILE,
726 OPT_TRACE, OPT_SECURITY_DEBUG, OPT_SECURITY_DEBUG_VERBOSE, OPT_STATE,
727 OPT_CRLF, OPT_QUIET, OPT_BRIEF, OPT_NO_DHE,
728 OPT_NO_RESUME_EPHEMERAL, OPT_PSK_IDENTITY, OPT_PSK_HINT, OPT_PSK,
729 OPT_PSK_SESS, OPT_SRPVFILE, OPT_SRPUSERSEED, OPT_REV, OPT_WWW,
730 OPT_UPPER_WWW, OPT_HTTP, OPT_ASYNC, OPT_SSL_CONFIG,
731 OPT_MAX_SEND_FRAG, OPT_SPLIT_SEND_FRAG, OPT_MAX_PIPELINES, OPT_READ_BUF,
732 OPT_SSL3, OPT_TLS1_3, OPT_TLS1_2, OPT_TLS1_1, OPT_TLS1, OPT_DTLS, OPT_DTLS1,
733 OPT_DTLS1_2, OPT_SCTP, OPT_TIMEOUT, OPT_MTU, OPT_LISTEN, OPT_STATELESS,
734 OPT_ID_PREFIX, OPT_SERVERNAME, OPT_SERVERNAME_FATAL,
735 OPT_CERT2, OPT_KEY2, OPT_NEXTPROTONEG, OPT_ALPN, OPT_SENDFILE,
736 OPT_SRTP_PROFILES, OPT_KEYMATEXPORT, OPT_KEYMATEXPORTLEN,
737 OPT_KEYLOG_FILE, OPT_MAX_EARLY, OPT_RECV_MAX_EARLY, OPT_EARLY_DATA,
738 OPT_S_NUM_TICKETS, OPT_ANTI_REPLAY, OPT_NO_ANTI_REPLAY, OPT_SCTP_LABEL_BUG,
739 OPT_HTTP_SERVER_BINMODE, OPT_NOCANAMES, OPT_IGNORE_UNEXPECTED_EOF, OPT_KTLS,
741 OPT_TFO, OPT_CERT_COMP,
742 OPT_ENABLE_SERVER_RPK,
743 OPT_ENABLE_CLIENT_RPK,
751 const OPTIONS s_server_options[] = {
752 OPT_SECTION("General"),
753 {"help", OPT_HELP, '-', "Display this summary"},
754 {"ssl_config", OPT_SSL_CONFIG, 's',
755 "Configure SSL_CTX using the given configuration value"},
756 #ifndef OPENSSL_NO_SSL_TRACE
757 {"trace", OPT_TRACE, '-', "trace protocol messages"},
759 #ifndef OPENSSL_NO_ENGINE
760 {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
763 OPT_SECTION("Network"),
764 {"port", OPT_PORT, 'p',
765 "TCP/IP port to listen on for connections (default is " PORT ")"},
766 {"accept", OPT_ACCEPT, 's',
767 "TCP/IP optional host and port to listen on for connections (default is *:" PORT ")"},
769 {"unix", OPT_UNIX, 's', "Unix domain socket to accept on"},
770 {"unlink", OPT_UNLINK, '-', "For -unix, unlink existing socket first"},
772 {"4", OPT_4, '-', "Use IPv4 only"},
773 {"6", OPT_6, '-', "Use IPv6 only"},
774 #if defined(TCP_FASTOPEN) && !defined(OPENSSL_NO_TFO)
775 {"tfo", OPT_TFO, '-', "Listen for TCP Fast Open connections"},
778 OPT_SECTION("Identity"),
779 {"context", OPT_CONTEXT, 's', "Set session ID context"},
780 {"CAfile", OPT_CAFILE, '<', "PEM format file of CA's"},
781 {"CApath", OPT_CAPATH, '/', "PEM format directory of CA's"},
782 {"CAstore", OPT_CASTORE, ':', "URI to store of CA's"},
783 {"no-CAfile", OPT_NOCAFILE, '-',
784 "Do not load the default certificates file"},
785 {"no-CApath", OPT_NOCAPATH, '-',
786 "Do not load certificates from the default certificates directory"},
787 {"no-CAstore", OPT_NOCASTORE, '-',
788 "Do not load certificates from the default certificates store URI"},
789 {"nocert", OPT_NOCERT, '-', "Don't use any certificates (Anon-DH)"},
790 {"verify", OPT_VERIFY, 'n', "Turn on peer certificate verification"},
791 {"Verify", OPT_UPPER_V_VERIFY, 'n',
792 "Turn on peer certificate verification, must have a cert"},
793 {"nameopt", OPT_NAMEOPT, 's', "Certificate subject/issuer name printing options"},
794 {"cert", OPT_CERT, '<', "Server certificate file to use; default " TEST_CERT},
795 {"cert2", OPT_CERT2, '<',
796 "Certificate file to use for servername; default " TEST_CERT2},
797 {"certform", OPT_CERTFORM, 'F',
798 "Server certificate file format (PEM/DER/P12); has no effect"},
799 {"cert_chain", OPT_CERT_CHAIN, '<',
800 "Server certificate chain file in PEM format"},
801 {"build_chain", OPT_BUILD_CHAIN, '-', "Build server certificate chain"},
802 {"serverinfo", OPT_SERVERINFO, 's',
803 "PEM serverinfo file for certificate"},
804 {"key", OPT_KEY, 's',
805 "Private key file to use; default is -cert file or else" TEST_CERT},
806 {"key2", OPT_KEY2, '<',
807 "-Private Key file to use for servername if not in -cert2"},
808 {"keyform", OPT_KEYFORM, 'f', "Key format (ENGINE, other values ignored)"},
809 {"pass", OPT_PASS, 's', "Private key and cert file pass phrase source"},
810 {"dcert", OPT_DCERT, '<',
811 "Second server certificate file to use (usually for DSA)"},
812 {"dcertform", OPT_DCERTFORM, 'F',
813 "Second server certificate file format (PEM/DER/P12); has no effect"},
814 {"dcert_chain", OPT_DCERT_CHAIN, '<',
815 "second server certificate chain file in PEM format"},
816 {"dkey", OPT_DKEY, '<',
817 "Second private key file to use (usually for DSA)"},
818 {"dkeyform", OPT_DKEYFORM, 'f',
819 "Second key file format (ENGINE, other values ignored)"},
820 {"dpass", OPT_DPASS, 's',
821 "Second private key and cert file pass phrase source"},
822 {"dhparam", OPT_DHPARAM, '<', "DH parameters file to use"},
823 {"servername", OPT_SERVERNAME, 's',
824 "Servername for HostName TLS extension"},
825 {"servername_fatal", OPT_SERVERNAME_FATAL, '-',
826 "On servername mismatch send fatal alert (default warning alert)"},
827 {"nbio_test", OPT_NBIO_TEST, '-', "Test with the non-blocking test bio"},
828 {"crlf", OPT_CRLF, '-', "Convert LF from terminal into CRLF"},
829 {"quiet", OPT_QUIET, '-', "No server output"},
830 {"no_resume_ephemeral", OPT_NO_RESUME_EPHEMERAL, '-',
831 "Disable caching and tickets if ephemeral (EC)DH is used"},
832 {"www", OPT_WWW, '-', "Respond to a 'GET /' with a status page"},
833 {"WWW", OPT_UPPER_WWW, '-', "Respond to a 'GET with the file ./path"},
834 {"ignore_unexpected_eof", OPT_IGNORE_UNEXPECTED_EOF, '-',
835 "Do not treat lack of close_notify from a peer as an error"},
836 {"tlsextdebug", OPT_TLSEXTDEBUG, '-',
837 "Hex dump of all TLS extensions received"},
838 {"HTTP", OPT_HTTP, '-', "Like -WWW but ./path includes HTTP headers"},
839 {"id_prefix", OPT_ID_PREFIX, 's',
840 "Generate SSL/TLS session IDs prefixed by arg"},
841 {"keymatexport", OPT_KEYMATEXPORT, 's',
842 "Export keying material using label"},
843 {"keymatexportlen", OPT_KEYMATEXPORTLEN, 'p',
844 "Export len bytes of keying material; default 20"},
845 {"CRL", OPT_CRL, '<', "CRL file to use"},
846 {"CRLform", OPT_CRLFORM, 'F', "CRL file format (PEM or DER); default PEM"},
847 {"crl_download", OPT_CRL_DOWNLOAD, '-',
848 "Download CRLs from distribution points in certificate CDP entries"},
849 {"chainCAfile", OPT_CHAINCAFILE, '<',
850 "CA file for certificate chain (PEM format)"},
851 {"chainCApath", OPT_CHAINCAPATH, '/',
852 "use dir as certificate store path to build CA certificate chain"},
853 {"chainCAstore", OPT_CHAINCASTORE, ':',
854 "use URI as certificate store to build CA certificate chain"},
855 {"verifyCAfile", OPT_VERIFYCAFILE, '<',
856 "CA file for certificate verification (PEM format)"},
857 {"verifyCApath", OPT_VERIFYCAPATH, '/',
858 "use dir as certificate store path to verify CA certificate"},
859 {"verifyCAstore", OPT_VERIFYCASTORE, ':',
860 "use URI as certificate store to verify CA certificate"},
861 {"no_cache", OPT_NO_CACHE, '-', "Disable session cache"},
862 {"ext_cache", OPT_EXT_CACHE, '-',
863 "Disable internal cache, set up and use external cache"},
864 {"verify_return_error", OPT_VERIFY_RET_ERROR, '-',
865 "Close connection on verification error"},
866 {"verify_quiet", OPT_VERIFY_QUIET, '-',
867 "No verify output except verify errors"},
868 {"ign_eof", OPT_IGN_EOF, '-', "Ignore input EOF (default when -quiet)"},
869 {"no_ign_eof", OPT_NO_IGN_EOF, '-', "Do not ignore input EOF"},
870 #ifndef OPENSSL_NO_COMP_ALG
871 {"cert_comp", OPT_CERT_COMP, '-', "Pre-compress server certificates"},
874 #ifndef OPENSSL_NO_OCSP
876 {"status", OPT_STATUS, '-', "Request certificate status from server"},
877 {"status_verbose", OPT_STATUS_VERBOSE, '-',
878 "Print more output in certificate status callback"},
879 {"status_timeout", OPT_STATUS_TIMEOUT, 'n',
880 "Status request responder timeout"},
881 {"status_url", OPT_STATUS_URL, 's', "Status request fallback URL"},
882 {"proxy", OPT_PROXY, 's',
883 "[http[s]://]host[:port][/path] of HTTP(S) proxy to use; path is ignored"},
884 {"no_proxy", OPT_NO_PROXY, 's',
885 "List of addresses of servers not to use HTTP(S) proxy for"},
887 "Default from environment variable 'no_proxy', else 'NO_PROXY', else none"},
888 {"status_file", OPT_STATUS_FILE, '<',
889 "File containing DER encoded OCSP Response"},
892 OPT_SECTION("Debug"),
893 {"security_debug", OPT_SECURITY_DEBUG, '-',
894 "Print output from SSL/TLS security framework"},
895 {"security_debug_verbose", OPT_SECURITY_DEBUG_VERBOSE, '-',
896 "Print more output from SSL/TLS security framework"},
897 {"brief", OPT_BRIEF, '-',
898 "Restrict output to brief summary of connection parameters"},
899 {"rev", OPT_REV, '-',
900 "act as an echo server that sends back received text reversed"},
901 {"debug", OPT_DEBUG, '-', "Print more output"},
902 {"msg", OPT_MSG, '-', "Show protocol messages"},
903 {"msgfile", OPT_MSGFILE, '>',
904 "File to send output of -msg or -trace, instead of stdout"},
905 {"state", OPT_STATE, '-', "Print the SSL states"},
906 {"async", OPT_ASYNC, '-', "Operate in asynchronous mode"},
907 {"max_pipelines", OPT_MAX_PIPELINES, 'p',
908 "Maximum number of encrypt/decrypt pipelines to be used"},
909 {"naccept", OPT_NACCEPT, 'p', "Terminate after #num connections"},
910 {"keylogfile", OPT_KEYLOG_FILE, '>', "Write TLS secrets to file"},
912 OPT_SECTION("Network"),
913 {"nbio", OPT_NBIO, '-', "Use non-blocking IO"},
914 {"timeout", OPT_TIMEOUT, '-', "Enable timeouts"},
915 {"mtu", OPT_MTU, 'p', "Set link-layer MTU"},
916 {"read_buf", OPT_READ_BUF, 'p',
917 "Default read buffer size to be used for connections"},
918 {"split_send_frag", OPT_SPLIT_SEND_FRAG, 'p',
919 "Size used to split data for encrypt pipelines"},
920 {"max_send_frag", OPT_MAX_SEND_FRAG, 'p', "Maximum Size of send frames "},
922 OPT_SECTION("Server identity"),
923 {"psk_identity", OPT_PSK_IDENTITY, 's', "PSK identity to expect"},
924 #ifndef OPENSSL_NO_PSK
925 {"psk_hint", OPT_PSK_HINT, 's', "PSK identity hint to use"},
927 {"psk", OPT_PSK, 's', "PSK in hex (without 0x)"},
928 {"psk_session", OPT_PSK_SESS, '<', "File to read PSK SSL session from"},
929 #ifndef OPENSSL_NO_SRP
930 {"srpvfile", OPT_SRPVFILE, '<', "(deprecated) The verifier file for SRP"},
931 {"srpuserseed", OPT_SRPUSERSEED, 's',
932 "(deprecated) A seed string for a default user salt"},
935 OPT_SECTION("Protocol and version"),
936 {"max_early_data", OPT_MAX_EARLY, 'n',
937 "The maximum number of bytes of early data as advertised in tickets"},
938 {"recv_max_early_data", OPT_RECV_MAX_EARLY, 'n',
939 "The maximum number of bytes of early data (hard limit)"},
940 {"early_data", OPT_EARLY_DATA, '-', "Attempt to read early data"},
941 {"num_tickets", OPT_S_NUM_TICKETS, 'n',
942 "The number of TLSv1.3 session tickets that a server will automatically issue" },
943 {"anti_replay", OPT_ANTI_REPLAY, '-', "Switch on anti-replay protection (default)"},
944 {"no_anti_replay", OPT_NO_ANTI_REPLAY, '-', "Switch off anti-replay protection"},
945 {"http_server_binmode", OPT_HTTP_SERVER_BINMODE, '-', "opening files in binary mode when acting as http server (-WWW and -HTTP)"},
946 {"no_ca_names", OPT_NOCANAMES, '-',
947 "Disable TLS Extension CA Names"},
948 {"stateless", OPT_STATELESS, '-', "Require TLSv1.3 cookies"},
949 #ifndef OPENSSL_NO_SSL3
950 {"ssl3", OPT_SSL3, '-', "Just talk SSLv3"},
952 #ifndef OPENSSL_NO_TLS1
953 {"tls1", OPT_TLS1, '-', "Just talk TLSv1"},
955 #ifndef OPENSSL_NO_TLS1_1
956 {"tls1_1", OPT_TLS1_1, '-', "Just talk TLSv1.1"},
958 #ifndef OPENSSL_NO_TLS1_2
959 {"tls1_2", OPT_TLS1_2, '-', "just talk TLSv1.2"},
961 #ifndef OPENSSL_NO_TLS1_3
962 {"tls1_3", OPT_TLS1_3, '-', "just talk TLSv1.3"},
964 #ifndef OPENSSL_NO_DTLS
965 {"dtls", OPT_DTLS, '-', "Use any DTLS version"},
966 {"listen", OPT_LISTEN, '-',
967 "Listen for a DTLS ClientHello with a cookie and then connect"},
969 #ifndef OPENSSL_NO_DTLS1
970 {"dtls1", OPT_DTLS1, '-', "Just talk DTLSv1"},
972 #ifndef OPENSSL_NO_DTLS1_2
973 {"dtls1_2", OPT_DTLS1_2, '-', "Just talk DTLSv1.2"},
975 #ifndef OPENSSL_NO_SCTP
976 {"sctp", OPT_SCTP, '-', "Use SCTP"},
977 {"sctp_label_bug", OPT_SCTP_LABEL_BUG, '-', "Enable SCTP label length bug"},
979 #ifndef OPENSSL_NO_SRTP
980 {"use_srtp", OPT_SRTP_PROFILES, 's',
981 "Offer SRTP key management with a colon-separated profile list"},
983 {"no_dhe", OPT_NO_DHE, '-', "Disable ephemeral DH"},
984 #ifndef OPENSSL_NO_NEXTPROTONEG
985 {"nextprotoneg", OPT_NEXTPROTONEG, 's',
986 "Set the advertised protocols for the NPN extension (comma-separated list)"},
988 {"alpn", OPT_ALPN, 's',
989 "Set the advertised protocols for the ALPN extension (comma-separated list)"},
990 #ifndef OPENSSL_NO_KTLS
991 {"ktls", OPT_KTLS, '-', "Enable Kernel TLS for sending and receiving"},
992 {"sendfile", OPT_SENDFILE, '-', "Use sendfile to response file with -WWW"},
993 {"zerocopy_sendfile", OPT_USE_ZC_SENDFILE, '-', "Use zerocopy mode of KTLS sendfile"},
995 {"enable_server_rpk", OPT_ENABLE_SERVER_RPK, '-', "Enable raw public keys (RFC7250) from the server"},
996 {"enable_client_rpk", OPT_ENABLE_CLIENT_RPK, '-', "Enable raw public keys (RFC7250) from the client"},
1005 #define IS_PROT_FLAG(o) \
1006 (o == OPT_SSL3 || o == OPT_TLS1 || o == OPT_TLS1_1 || o == OPT_TLS1_2 \
1007 || o == OPT_TLS1_3 || o == OPT_DTLS || o == OPT_DTLS1 || o == OPT_DTLS1_2)
1009 int s_server_main(int argc, char *argv[])
1011 ENGINE *engine = NULL;
1012 EVP_PKEY *s_key = NULL, *s_dkey = NULL;
1013 SSL_CONF_CTX *cctx = NULL;
1014 const SSL_METHOD *meth = TLS_server_method();
1015 SSL_EXCERT *exc = NULL;
1016 STACK_OF(OPENSSL_STRING) *ssl_args = NULL;
1017 STACK_OF(X509) *s_chain = NULL, *s_dchain = NULL;
1018 STACK_OF(X509_CRL) *crls = NULL;
1019 X509 *s_cert = NULL, *s_dcert = NULL;
1020 X509_VERIFY_PARAM *vpm = NULL;
1021 const char *CApath = NULL, *CAfile = NULL, *CAstore = NULL;
1022 const char *chCApath = NULL, *chCAfile = NULL, *chCAstore = NULL;
1023 char *dpassarg = NULL, *dpass = NULL;
1024 char *passarg = NULL, *pass = NULL;
1025 char *vfyCApath = NULL, *vfyCAfile = NULL, *vfyCAstore = NULL;
1026 char *crl_file = NULL, *prog;
1028 int unlink_unix_path = 0;
1030 do_server_cb server_cb;
1031 int vpmtouched = 0, build_chain = 0, no_cache = 0, ext_cache = 0;
1032 char *dhfile = NULL;
1034 int nocert = 0, ret = 1;
1035 int noCApath = 0, noCAfile = 0, noCAstore = 0;
1036 int s_cert_format = FORMAT_UNDEF, s_key_format = FORMAT_UNDEF;
1037 int s_dcert_format = FORMAT_UNDEF, s_dkey_format = FORMAT_UNDEF;
1038 int rev = 0, naccept = -1, sdebug = 0;
1039 int socket_family = AF_UNSPEC, socket_type = SOCK_STREAM, protocol = 0;
1040 int state = 0, crl_format = FORMAT_UNDEF, crl_download = 0;
1043 unsigned char *context = NULL;
1045 EVP_PKEY *s_key2 = NULL;
1046 X509 *s_cert2 = NULL;
1047 tlsextctx tlsextcbp = { NULL, NULL, SSL_TLSEXT_ERR_ALERT_WARNING };
1048 const char *ssl_config = NULL;
1049 int read_buf_len = 0;
1050 #ifndef OPENSSL_NO_NEXTPROTONEG
1051 const char *next_proto_neg_in = NULL;
1052 tlsextnextprotoctx next_proto = { NULL, 0 };
1054 const char *alpn_in = NULL;
1055 tlsextalpnctx alpn_ctx = { NULL, 0 };
1056 #ifndef OPENSSL_NO_PSK
1057 /* by default do not send a PSK identity hint */
1058 char *psk_identity_hint = NULL;
1061 #ifndef OPENSSL_NO_SRP
1062 char *srpuserseed = NULL;
1063 char *srp_verifier_file = NULL;
1065 #ifndef OPENSSL_NO_SRTP
1066 char *srtp_profiles = NULL;
1068 int min_version = 0, max_version = 0, prot_opt = 0, no_prot_opt = 0;
1069 int s_server_verify = SSL_VERIFY_NONE;
1070 int s_server_session_id_context = 1; /* anything will do */
1071 const char *s_cert_file = TEST_CERT, *s_key_file = NULL, *s_chain_file = NULL;
1072 const char *s_cert_file2 = TEST_CERT2, *s_key_file2 = NULL;
1073 char *s_dcert_file = NULL, *s_dkey_file = NULL, *s_dchain_file = NULL;
1074 #ifndef OPENSSL_NO_OCSP
1075 int s_tlsextstatus = 0;
1077 int no_resume_ephemeral = 0;
1078 unsigned int max_send_fragment = 0;
1079 unsigned int split_send_fragment = 0, max_pipelines = 0;
1080 const char *s_serverinfo_file = NULL;
1081 const char *keylog_file = NULL;
1082 int max_early_data = -1, recv_max_early_data = -1;
1083 char *psksessf = NULL;
1084 int no_ca_names = 0;
1085 #ifndef OPENSSL_NO_SCTP
1086 int sctp_label_bug = 0;
1088 int ignore_unexpected_eof = 0;
1089 #ifndef OPENSSL_NO_KTLS
1090 int enable_ktls = 0;
1094 int enable_server_rpk = 0;
1096 /* Init of few remaining global variables */
1101 s_nbio = s_nbio_test = 0;
1110 use_zc_sendfile = 0;
1112 port = OPENSSL_strdup(PORT);
1113 cctx = SSL_CONF_CTX_new();
1114 vpm = X509_VERIFY_PARAM_new();
1115 if (port == NULL || cctx == NULL || vpm == NULL)
1117 SSL_CONF_CTX_set_flags(cctx,
1118 SSL_CONF_FLAG_SERVER | SSL_CONF_FLAG_CMDLINE);
1120 prog = opt_init(argc, argv, s_server_options);
1121 while ((o = opt_next()) != OPT_EOF) {
1122 if (IS_PROT_FLAG(o) && ++prot_opt > 1) {
1123 BIO_printf(bio_err, "Cannot supply multiple protocol flags\n");
1126 if (IS_NO_PROT_FLAG(o))
1128 if (prot_opt == 1 && no_prot_opt) {
1130 "Cannot supply both a protocol flag and '-no_<prot>'\n");
1137 BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
1140 opt_help(s_server_options);
1146 if (socket_family == AF_UNIX) {
1147 OPENSSL_free(host); host = NULL;
1148 OPENSSL_free(port); port = NULL;
1151 socket_family = AF_INET;
1157 if (socket_family == AF_UNIX) {
1158 OPENSSL_free(host); host = NULL;
1159 OPENSSL_free(port); port = NULL;
1162 socket_family = AF_INET6;
1165 BIO_printf(bio_err, "%s: IPv6 domain sockets unsupported\n", prog);
1171 if (socket_family == AF_UNIX) {
1172 socket_family = AF_UNSPEC;
1175 OPENSSL_free(port); port = NULL;
1176 OPENSSL_free(host); host = NULL;
1177 if (BIO_parse_hostserv(opt_arg(), NULL, &port, BIO_PARSE_PRIO_SERV) < 1) {
1179 "%s: -port argument malformed or ambiguous\n",
1186 if (socket_family == AF_UNIX) {
1187 socket_family = AF_UNSPEC;
1190 OPENSSL_free(port); port = NULL;
1191 OPENSSL_free(host); host = NULL;
1192 if (BIO_parse_hostserv(opt_arg(), &host, &port, BIO_PARSE_PRIO_SERV) < 1) {
1194 "%s: -accept argument malformed or ambiguous\n",
1201 socket_family = AF_UNIX;
1202 OPENSSL_free(host); host = OPENSSL_strdup(opt_arg());
1205 OPENSSL_free(port); port = NULL;
1208 unlink_unix_path = 1;
1212 naccept = atol(opt_arg());
1215 s_server_verify = SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE;
1216 verify_args.depth = atoi(opt_arg());
1218 BIO_printf(bio_err, "verify depth is %d\n", verify_args.depth);
1220 case OPT_UPPER_V_VERIFY:
1222 SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT |
1223 SSL_VERIFY_CLIENT_ONCE;
1224 verify_args.depth = atoi(opt_arg());
1227 "verify depth is %d, must return a certificate\n",
1231 context = (unsigned char *)opt_arg();
1234 s_cert_file = opt_arg();
1237 if (!set_nameopt(opt_arg()))
1241 crl_file = opt_arg();
1243 case OPT_CRL_DOWNLOAD:
1246 case OPT_SERVERINFO:
1247 s_serverinfo_file = opt_arg();
1250 if (!opt_format(opt_arg(), OPT_FMT_ANY, &s_cert_format))
1254 s_key_file = opt_arg();
1257 if (!opt_format(opt_arg(), OPT_FMT_ANY, &s_key_format))
1261 passarg = opt_arg();
1263 case OPT_CERT_CHAIN:
1264 s_chain_file = opt_arg();
1270 if (!opt_format(opt_arg(), OPT_FMT_ANY, &s_dcert_format))
1274 s_dcert_file = opt_arg();
1277 if (!opt_format(opt_arg(), OPT_FMT_ANY, &s_dkey_format))
1281 dpassarg = opt_arg();
1284 s_dkey_file = opt_arg();
1286 case OPT_DCERT_CHAIN:
1287 s_dchain_file = opt_arg();
1298 case OPT_CHAINCAPATH:
1299 chCApath = opt_arg();
1301 case OPT_VERIFYCAPATH:
1302 vfyCApath = opt_arg();
1305 CAstore = opt_arg();
1310 case OPT_CHAINCASTORE:
1311 chCAstore = opt_arg();
1313 case OPT_VERIFYCASTORE:
1314 vfyCAstore = opt_arg();
1323 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &crl_format))
1327 case OPT_S_NUM_TICKETS:
1328 case OPT_ANTI_REPLAY:
1329 case OPT_NO_ANTI_REPLAY:
1330 if (ssl_args == NULL)
1331 ssl_args = sk_OPENSSL_STRING_new_null();
1332 if (ssl_args == NULL
1333 || !sk_OPENSSL_STRING_push(ssl_args, opt_flag())
1334 || !sk_OPENSSL_STRING_push(ssl_args, opt_arg())) {
1335 BIO_printf(bio_err, "%s: Memory allocation failure\n", prog);
1340 if (!opt_verify(o, vpm))
1345 if (!args_excert(o, &exc))
1348 case OPT_VERIFY_RET_ERROR:
1349 verify_args.return_error = 1;
1351 case OPT_VERIFY_QUIET:
1352 verify_args.quiet = 1;
1354 case OPT_BUILD_CHAIN:
1363 case OPT_CHAINCAFILE:
1364 chCAfile = opt_arg();
1366 case OPT_VERIFYCAFILE:
1367 vfyCAfile = opt_arg();
1373 s_nbio = s_nbio_test = 1;
1378 case OPT_NO_IGN_EOF:
1384 case OPT_TLSEXTDEBUG:
1388 #ifndef OPENSSL_NO_OCSP
1392 case OPT_STATUS_VERBOSE:
1393 #ifndef OPENSSL_NO_OCSP
1394 s_tlsextstatus = tlscstatp.verbose = 1;
1397 case OPT_STATUS_TIMEOUT:
1398 #ifndef OPENSSL_NO_OCSP
1400 tlscstatp.timeout = atoi(opt_arg());
1404 #ifndef OPENSSL_NO_OCSP
1405 tlscstatp.proxy = opt_arg();
1409 #ifndef OPENSSL_NO_OCSP
1410 tlscstatp.no_proxy = opt_arg();
1413 case OPT_STATUS_URL:
1414 #ifndef OPENSSL_NO_OCSP
1416 if (!OSSL_HTTP_parse_url(opt_arg(), &tlscstatp.use_ssl, NULL,
1417 &tlscstatp.host, &tlscstatp.port, NULL,
1418 &tlscstatp.path, NULL, NULL)) {
1419 BIO_printf(bio_err, "Error parsing -status_url argument\n");
1424 case OPT_STATUS_FILE:
1425 #ifndef OPENSSL_NO_OCSP
1427 tlscstatp.respin = opt_arg();
1434 bio_s_msg = BIO_new_file(opt_arg(), "w");
1435 if (bio_s_msg == NULL) {
1436 BIO_printf(bio_err, "Error writing file %s\n", opt_arg());
1441 #ifndef OPENSSL_NO_SSL_TRACE
1445 case OPT_SECURITY_DEBUG:
1448 case OPT_SECURITY_DEBUG_VERBOSE:
1461 s_quiet = s_brief = verify_args.quiet = 1;
1466 case OPT_NO_RESUME_EPHEMERAL:
1467 no_resume_ephemeral = 1;
1469 case OPT_PSK_IDENTITY:
1470 psk_identity = opt_arg();
1473 #ifndef OPENSSL_NO_PSK
1474 psk_identity_hint = opt_arg();
1478 for (p = psk_key = opt_arg(); *p; p++) {
1479 if (isxdigit(_UC(*p)))
1481 BIO_printf(bio_err, "Not a hex number '%s'\n", psk_key);
1486 psksessf = opt_arg();
1489 #ifndef OPENSSL_NO_SRP
1490 srp_verifier_file = opt_arg();
1491 if (min_version < TLS1_VERSION)
1492 min_version = TLS1_VERSION;
1495 case OPT_SRPUSERSEED:
1496 #ifndef OPENSSL_NO_SRP
1497 srpuserseed = opt_arg();
1498 if (min_version < TLS1_VERSION)
1499 min_version = TLS1_VERSION;
1514 case OPT_SSL_CONFIG:
1515 ssl_config = opt_arg();
1518 min_version = SSL3_VERSION;
1519 max_version = SSL3_VERSION;
1522 min_version = TLS1_3_VERSION;
1523 max_version = TLS1_3_VERSION;
1526 min_version = TLS1_2_VERSION;
1527 max_version = TLS1_2_VERSION;
1530 min_version = TLS1_1_VERSION;
1531 max_version = TLS1_1_VERSION;
1534 min_version = TLS1_VERSION;
1535 max_version = TLS1_VERSION;
1538 #ifndef OPENSSL_NO_DTLS
1539 meth = DTLS_server_method();
1540 socket_type = SOCK_DGRAM;
1544 #ifndef OPENSSL_NO_DTLS
1545 meth = DTLS_server_method();
1546 min_version = DTLS1_VERSION;
1547 max_version = DTLS1_VERSION;
1548 socket_type = SOCK_DGRAM;
1552 #ifndef OPENSSL_NO_DTLS
1553 meth = DTLS_server_method();
1554 min_version = DTLS1_2_VERSION;
1555 max_version = DTLS1_2_VERSION;
1556 socket_type = SOCK_DGRAM;
1560 #ifndef OPENSSL_NO_SCTP
1561 protocol = IPPROTO_SCTP;
1564 case OPT_SCTP_LABEL_BUG:
1565 #ifndef OPENSSL_NO_SCTP
1570 #ifndef OPENSSL_NO_DTLS
1571 enable_timeouts = 1;
1575 #ifndef OPENSSL_NO_DTLS
1576 socket_mtu = atol(opt_arg());
1580 #ifndef OPENSSL_NO_DTLS
1588 session_id_prefix = opt_arg();
1591 #ifndef OPENSSL_NO_ENGINE
1592 engine = setup_engine(opt_arg(), s_debug);
1599 case OPT_PROV_CASES:
1600 if (!opt_provider(o))
1603 case OPT_SERVERNAME:
1604 tlsextcbp.servername = opt_arg();
1606 case OPT_SERVERNAME_FATAL:
1607 tlsextcbp.extension_error = SSL_TLSEXT_ERR_ALERT_FATAL;
1610 s_cert_file2 = opt_arg();
1613 s_key_file2 = opt_arg();
1615 case OPT_NEXTPROTONEG:
1616 # ifndef OPENSSL_NO_NEXTPROTONEG
1617 next_proto_neg_in = opt_arg();
1621 alpn_in = opt_arg();
1623 case OPT_SRTP_PROFILES:
1624 #ifndef OPENSSL_NO_SRTP
1625 srtp_profiles = opt_arg();
1628 case OPT_KEYMATEXPORT:
1629 keymatexportlabel = opt_arg();
1631 case OPT_KEYMATEXPORTLEN:
1632 keymatexportlen = atoi(opt_arg());
1637 case OPT_MAX_SEND_FRAG:
1638 max_send_fragment = atoi(opt_arg());
1640 case OPT_SPLIT_SEND_FRAG:
1641 split_send_fragment = atoi(opt_arg());
1643 case OPT_MAX_PIPELINES:
1644 max_pipelines = atoi(opt_arg());
1647 read_buf_len = atoi(opt_arg());
1649 case OPT_KEYLOG_FILE:
1650 keylog_file = opt_arg();
1653 max_early_data = atoi(opt_arg());
1654 if (max_early_data < 0) {
1655 BIO_printf(bio_err, "Invalid value for max_early_data\n");
1659 case OPT_RECV_MAX_EARLY:
1660 recv_max_early_data = atoi(opt_arg());
1661 if (recv_max_early_data < 0) {
1662 BIO_printf(bio_err, "Invalid value for recv_max_early_data\n");
1666 case OPT_EARLY_DATA:
1668 if (max_early_data == -1)
1669 max_early_data = SSL3_RT_MAX_PLAIN_LENGTH;
1671 case OPT_HTTP_SERVER_BINMODE:
1672 http_server_binmode = 1;
1678 #ifndef OPENSSL_NO_KTLS
1683 #ifndef OPENSSL_NO_KTLS
1687 case OPT_USE_ZC_SENDFILE:
1688 #ifndef OPENSSL_NO_KTLS
1689 use_zc_sendfile = 1;
1692 case OPT_IGNORE_UNEXPECTED_EOF:
1693 ignore_unexpected_eof = 1;
1701 case OPT_ENABLE_SERVER_RPK:
1702 enable_server_rpk = 1;
1704 case OPT_ENABLE_CLIENT_RPK:
1705 enable_client_rpk = 1;
1710 /* No extra arguments. */
1711 if (!opt_check_rest_arg(NULL))
1714 if (!app_RAND_load())
1717 #ifndef OPENSSL_NO_NEXTPROTONEG
1718 if (min_version == TLS1_3_VERSION && next_proto_neg_in != NULL) {
1719 BIO_printf(bio_err, "Cannot supply -nextprotoneg with TLSv1.3\n");
1723 #ifndef OPENSSL_NO_DTLS
1724 if (www && socket_type == SOCK_DGRAM) {
1725 BIO_printf(bio_err, "Can't use -HTTP, -www or -WWW with DTLS\n");
1729 if (dtlslisten && socket_type != SOCK_DGRAM) {
1730 BIO_printf(bio_err, "Can only use -listen with DTLS\n");
1734 if (rev && socket_type == SOCK_DGRAM) {
1735 BIO_printf(bio_err, "Can't use -rev with DTLS\n");
1740 if (tfo && socket_type != SOCK_STREAM) {
1741 BIO_printf(bio_err, "Can only use -tfo with TLS\n");
1745 if (stateless && socket_type != SOCK_STREAM) {
1746 BIO_printf(bio_err, "Can only use --stateless with TLS\n");
1751 if (socket_family == AF_UNIX && socket_type != SOCK_STREAM) {
1753 "Can't use unix sockets and datagrams together\n");
1757 if (early_data && (www > 0 || rev)) {
1759 "Can't use -early_data in combination with -www, -WWW, -HTTP, or -rev\n");
1763 #ifndef OPENSSL_NO_SCTP
1764 if (protocol == IPPROTO_SCTP) {
1765 if (socket_type != SOCK_DGRAM) {
1766 BIO_printf(bio_err, "Can't use -sctp without DTLS\n");
1769 /* SCTP is unusual. It uses DTLS over a SOCK_STREAM protocol */
1770 socket_type = SOCK_STREAM;
1774 #ifndef OPENSSL_NO_KTLS
1775 if (use_zc_sendfile && !use_sendfile) {
1776 BIO_printf(bio_out, "Warning: -zerocopy_sendfile depends on -sendfile, enabling -sendfile now.\n");
1780 if (use_sendfile && enable_ktls == 0) {
1781 BIO_printf(bio_out, "Warning: -sendfile depends on -ktls, enabling -ktls now.\n");
1785 if (use_sendfile && www <= 1) {
1786 BIO_printf(bio_err, "Can't use -sendfile without -WWW or -HTTP\n");
1791 if (!app_passwd(passarg, dpassarg, &pass, &dpass)) {
1792 BIO_printf(bio_err, "Error getting password\n");
1796 if (s_key_file == NULL)
1797 s_key_file = s_cert_file;
1799 if (s_key_file2 == NULL)
1800 s_key_file2 = s_cert_file2;
1802 if (!load_excert(&exc))
1806 s_key = load_key(s_key_file, s_key_format, 0, pass, engine,
1807 "server certificate private key");
1811 s_cert = load_cert_pass(s_cert_file, s_cert_format, 1, pass,
1812 "server certificate");
1816 if (s_chain_file != NULL) {
1817 if (!load_certs(s_chain_file, 0, &s_chain, NULL,
1818 "server certificate chain"))
1822 if (tlsextcbp.servername != NULL) {
1823 s_key2 = load_key(s_key_file2, s_key_format, 0, pass, engine,
1824 "second server certificate private key");
1828 s_cert2 = load_cert_pass(s_cert_file2, s_cert_format, 1, pass,
1829 "second server certificate");
1831 if (s_cert2 == NULL)
1835 #if !defined(OPENSSL_NO_NEXTPROTONEG)
1836 if (next_proto_neg_in) {
1837 next_proto.data = next_protos_parse(&next_proto.len, next_proto_neg_in);
1838 if (next_proto.data == NULL)
1842 alpn_ctx.data = NULL;
1844 alpn_ctx.data = next_protos_parse(&alpn_ctx.len, alpn_in);
1845 if (alpn_ctx.data == NULL)
1849 if (crl_file != NULL) {
1851 crl = load_crl(crl_file, crl_format, 0, "CRL");
1854 crls = sk_X509_CRL_new_null();
1855 if (crls == NULL || !sk_X509_CRL_push(crls, crl)) {
1856 BIO_puts(bio_err, "Error adding CRL\n");
1857 ERR_print_errors(bio_err);
1863 if (s_dcert_file != NULL) {
1865 if (s_dkey_file == NULL)
1866 s_dkey_file = s_dcert_file;
1868 s_dkey = load_key(s_dkey_file, s_dkey_format,
1869 0, dpass, engine, "second certificate private key");
1873 s_dcert = load_cert_pass(s_dcert_file, s_dcert_format, 1, dpass,
1874 "second server certificate");
1876 if (s_dcert == NULL) {
1877 ERR_print_errors(bio_err);
1880 if (s_dchain_file != NULL) {
1881 if (!load_certs(s_dchain_file, 0, &s_dchain, NULL,
1882 "second server certificate chain"))
1888 if (bio_s_out == NULL) {
1889 if (s_quiet && !s_debug) {
1890 bio_s_out = BIO_new(BIO_s_null());
1891 if (s_msg && bio_s_msg == NULL) {
1892 bio_s_msg = dup_bio_out(FORMAT_TEXT);
1893 if (bio_s_msg == NULL) {
1894 BIO_printf(bio_err, "Out of memory\n");
1899 bio_s_out = dup_bio_out(FORMAT_TEXT);
1903 if (bio_s_out == NULL)
1909 s_dcert_file = NULL;
1911 s_cert_file2 = NULL;
1915 ctx = SSL_CTX_new_ex(app_get0_libctx(), app_get0_propq(), meth);
1917 ERR_print_errors(bio_err);
1921 SSL_CTX_clear_mode(ctx, SSL_MODE_AUTO_RETRY);
1924 ssl_ctx_security_debug(ctx, sdebug);
1926 if (!config_ctx(cctx, ssl_args, ctx))
1930 if (SSL_CTX_config(ctx, ssl_config) == 0) {
1931 BIO_printf(bio_err, "Error using configuration \"%s\"\n",
1933 ERR_print_errors(bio_err);
1937 #ifndef OPENSSL_NO_SCTP
1938 if (protocol == IPPROTO_SCTP && sctp_label_bug == 1)
1939 SSL_CTX_set_mode(ctx, SSL_MODE_DTLS_SCTP_LABEL_LENGTH_BUG);
1942 if (min_version != 0
1943 && SSL_CTX_set_min_proto_version(ctx, min_version) == 0)
1945 if (max_version != 0
1946 && SSL_CTX_set_max_proto_version(ctx, max_version) == 0)
1949 if (session_id_prefix) {
1950 if (strlen(session_id_prefix) >= 32)
1952 "warning: id_prefix is too long, only one new session will be possible\n");
1953 if (!SSL_CTX_set_generate_session_id(ctx, generate_session_id)) {
1954 BIO_printf(bio_err, "error setting 'id_prefix'\n");
1955 ERR_print_errors(bio_err);
1958 BIO_printf(bio_err, "id_prefix '%s' set.\n", session_id_prefix);
1961 ssl_ctx_set_excert(ctx, exc);
1964 SSL_CTX_set_info_callback(ctx, apps_ssl_info_callback);
1966 SSL_CTX_set_session_cache_mode(ctx, SSL_SESS_CACHE_OFF);
1968 init_session_cache_ctx(ctx);
1970 SSL_CTX_sess_set_cache_size(ctx, 128);
1973 SSL_CTX_set_mode(ctx, SSL_MODE_ASYNC);
1977 SSL_CTX_set_options(ctx, SSL_OP_DISABLE_TLSEXT_CA_NAMES);
1980 if (ignore_unexpected_eof)
1981 SSL_CTX_set_options(ctx, SSL_OP_IGNORE_UNEXPECTED_EOF);
1982 #ifndef OPENSSL_NO_KTLS
1984 SSL_CTX_set_options(ctx, SSL_OP_ENABLE_KTLS);
1985 if (use_zc_sendfile)
1986 SSL_CTX_set_options(ctx, SSL_OP_ENABLE_KTLS_TX_ZEROCOPY_SENDFILE);
1989 if (max_send_fragment > 0
1990 && !SSL_CTX_set_max_send_fragment(ctx, max_send_fragment)) {
1991 BIO_printf(bio_err, "%s: Max send fragment size %u is out of permitted range\n",
1992 prog, max_send_fragment);
1996 if (split_send_fragment > 0
1997 && !SSL_CTX_set_split_send_fragment(ctx, split_send_fragment)) {
1998 BIO_printf(bio_err, "%s: Split send fragment size %u is out of permitted range\n",
1999 prog, split_send_fragment);
2002 if (max_pipelines > 0
2003 && !SSL_CTX_set_max_pipelines(ctx, max_pipelines)) {
2004 BIO_printf(bio_err, "%s: Max pipelines %u is out of permitted range\n",
2005 prog, max_pipelines);
2009 if (read_buf_len > 0) {
2010 SSL_CTX_set_default_read_buffer_len(ctx, read_buf_len);
2012 #ifndef OPENSSL_NO_SRTP
2013 if (srtp_profiles != NULL) {
2014 /* Returns 0 on success! */
2015 if (SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles) != 0) {
2016 BIO_printf(bio_err, "Error setting SRTP profile\n");
2017 ERR_print_errors(bio_err);
2023 if (!ctx_set_verify_locations(ctx, CAfile, noCAfile, CApath, noCApath,
2024 CAstore, noCAstore)) {
2025 ERR_print_errors(bio_err);
2028 if (vpmtouched && !SSL_CTX_set1_param(ctx, vpm)) {
2029 BIO_printf(bio_err, "Error setting verify params\n");
2030 ERR_print_errors(bio_err);
2034 ssl_ctx_add_crls(ctx, crls, 0);
2036 if (!ssl_load_stores(ctx,
2037 vfyCApath, vfyCAfile, vfyCAstore,
2038 chCApath, chCAfile, chCAstore,
2039 crls, crl_download)) {
2040 BIO_printf(bio_err, "Error loading store locations\n");
2041 ERR_print_errors(bio_err);
2046 ctx2 = SSL_CTX_new_ex(app_get0_libctx(), app_get0_propq(), meth);
2048 ERR_print_errors(bio_err);
2054 BIO_printf(bio_s_out, "Setting secondary ctx parameters\n");
2057 ssl_ctx_security_debug(ctx2, sdebug);
2059 if (session_id_prefix) {
2060 if (strlen(session_id_prefix) >= 32)
2062 "warning: id_prefix is too long, only one new session will be possible\n");
2063 if (!SSL_CTX_set_generate_session_id(ctx2, generate_session_id)) {
2064 BIO_printf(bio_err, "error setting 'id_prefix'\n");
2065 ERR_print_errors(bio_err);
2068 BIO_printf(bio_err, "id_prefix '%s' set.\n", session_id_prefix);
2071 ssl_ctx_set_excert(ctx2, exc);
2074 SSL_CTX_set_info_callback(ctx2, apps_ssl_info_callback);
2077 SSL_CTX_set_session_cache_mode(ctx2, SSL_SESS_CACHE_OFF);
2079 init_session_cache_ctx(ctx2);
2081 SSL_CTX_sess_set_cache_size(ctx2, 128);
2084 SSL_CTX_set_mode(ctx2, SSL_MODE_ASYNC);
2086 if (!ctx_set_verify_locations(ctx2, CAfile, noCAfile, CApath,
2087 noCApath, CAstore, noCAstore)) {
2088 ERR_print_errors(bio_err);
2091 if (vpmtouched && !SSL_CTX_set1_param(ctx2, vpm)) {
2092 BIO_printf(bio_err, "Error setting verify params\n");
2093 ERR_print_errors(bio_err);
2097 ssl_ctx_add_crls(ctx2, crls, 0);
2098 if (!config_ctx(cctx, ssl_args, ctx2))
2101 #ifndef OPENSSL_NO_NEXTPROTONEG
2102 if (next_proto.data)
2103 SSL_CTX_set_next_protos_advertised_cb(ctx, next_proto_cb,
2107 SSL_CTX_set_alpn_select_cb(ctx, alpn_cb, &alpn_ctx);
2110 EVP_PKEY *dhpkey = NULL;
2113 dhpkey = load_keyparams(dhfile, FORMAT_UNDEF, 0, "DH", "DH parameters");
2114 else if (s_cert_file != NULL)
2115 dhpkey = load_keyparams_suppress(s_cert_file, FORMAT_UNDEF, 0, "DH",
2116 "DH parameters", 1);
2118 if (dhpkey != NULL) {
2119 BIO_printf(bio_s_out, "Setting temp DH parameters\n");
2121 BIO_printf(bio_s_out, "Using default temp DH parameters\n");
2123 (void)BIO_flush(bio_s_out);
2125 if (dhpkey == NULL) {
2126 SSL_CTX_set_dh_auto(ctx, 1);
2129 * We need 2 references: one for use by ctx and one for use by
2132 if (!EVP_PKEY_up_ref(dhpkey)) {
2133 EVP_PKEY_free(dhpkey);
2136 if (!SSL_CTX_set0_tmp_dh_pkey(ctx, dhpkey)) {
2137 BIO_puts(bio_err, "Error setting temp DH parameters\n");
2138 ERR_print_errors(bio_err);
2139 /* Free 2 references */
2140 EVP_PKEY_free(dhpkey);
2141 EVP_PKEY_free(dhpkey);
2147 if (dhfile != NULL) {
2148 EVP_PKEY *dhpkey2 = load_keyparams_suppress(s_cert_file2,
2151 "DH parameters", 1);
2153 if (dhpkey2 != NULL) {
2154 BIO_printf(bio_s_out, "Setting temp DH parameters\n");
2155 (void)BIO_flush(bio_s_out);
2157 EVP_PKEY_free(dhpkey);
2161 if (dhpkey == NULL) {
2162 SSL_CTX_set_dh_auto(ctx2, 1);
2163 } else if (!SSL_CTX_set0_tmp_dh_pkey(ctx2, dhpkey)) {
2164 BIO_puts(bio_err, "Error setting temp DH parameters\n");
2165 ERR_print_errors(bio_err);
2166 EVP_PKEY_free(dhpkey);
2171 EVP_PKEY_free(dhpkey);
2174 if (!set_cert_key_stuff(ctx, s_cert, s_key, s_chain, build_chain))
2177 if (s_serverinfo_file != NULL
2178 && !SSL_CTX_use_serverinfo_file(ctx, s_serverinfo_file)) {
2179 ERR_print_errors(bio_err);
2184 && !set_cert_key_stuff(ctx2, s_cert2, s_key2, NULL, build_chain))
2187 if (s_dcert != NULL) {
2188 if (!set_cert_key_stuff(ctx, s_dcert, s_dkey, s_dchain, build_chain))
2192 if (no_resume_ephemeral) {
2193 SSL_CTX_set_not_resumable_session_callback(ctx,
2194 not_resumable_sess_cb);
2197 SSL_CTX_set_not_resumable_session_callback(ctx2,
2198 not_resumable_sess_cb);
2200 #ifndef OPENSSL_NO_PSK
2201 if (psk_key != NULL) {
2203 BIO_printf(bio_s_out, "PSK key given, setting server callback\n");
2204 SSL_CTX_set_psk_server_callback(ctx, psk_server_cb);
2207 if (psk_identity_hint != NULL) {
2208 if (min_version == TLS1_3_VERSION) {
2209 BIO_printf(bio_s_out, "PSK warning: there is NO identity hint in TLSv1.3\n");
2211 if (!SSL_CTX_use_psk_identity_hint(ctx, psk_identity_hint)) {
2212 BIO_printf(bio_err, "error setting PSK identity hint to context\n");
2213 ERR_print_errors(bio_err);
2219 if (psksessf != NULL) {
2220 BIO *stmp = BIO_new_file(psksessf, "r");
2223 BIO_printf(bio_err, "Can't open PSK session file %s\n", psksessf);
2224 ERR_print_errors(bio_err);
2227 psksess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL);
2229 if (psksess == NULL) {
2230 BIO_printf(bio_err, "Can't read PSK session file %s\n", psksessf);
2231 ERR_print_errors(bio_err);
2237 if (psk_key != NULL || psksess != NULL)
2238 SSL_CTX_set_psk_find_session_callback(ctx, psk_find_session_cb);
2240 SSL_CTX_set_verify(ctx, s_server_verify, verify_callback);
2241 if (!SSL_CTX_set_session_id_context(ctx,
2242 (void *)&s_server_session_id_context,
2243 sizeof(s_server_session_id_context))) {
2244 BIO_printf(bio_err, "error setting session id context\n");
2245 ERR_print_errors(bio_err);
2249 /* Set DTLS cookie generation and verification callbacks */
2250 SSL_CTX_set_cookie_generate_cb(ctx, generate_cookie_callback);
2251 SSL_CTX_set_cookie_verify_cb(ctx, verify_cookie_callback);
2253 /* Set TLS1.3 cookie generation and verification callbacks */
2254 SSL_CTX_set_stateless_cookie_generate_cb(ctx, generate_stateless_cookie_callback);
2255 SSL_CTX_set_stateless_cookie_verify_cb(ctx, verify_stateless_cookie_callback);
2258 SSL_CTX_set_verify(ctx2, s_server_verify, verify_callback);
2259 if (!SSL_CTX_set_session_id_context(ctx2,
2260 (void *)&s_server_session_id_context,
2261 sizeof(s_server_session_id_context))) {
2262 BIO_printf(bio_err, "error setting session id context\n");
2263 ERR_print_errors(bio_err);
2266 tlsextcbp.biodebug = bio_s_out;
2267 SSL_CTX_set_tlsext_servername_callback(ctx2, ssl_servername_cb);
2268 SSL_CTX_set_tlsext_servername_arg(ctx2, &tlsextcbp);
2269 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
2270 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
2273 #ifndef OPENSSL_NO_SRP
2274 if (srp_verifier_file != NULL) {
2275 if (!set_up_srp_verifier_file(ctx, &srp_callback_parm, srpuserseed,
2280 if (CAfile != NULL) {
2281 SSL_CTX_set_client_CA_list(ctx, SSL_load_client_CA_file(CAfile));
2284 SSL_CTX_set_client_CA_list(ctx2, SSL_load_client_CA_file(CAfile));
2286 #ifndef OPENSSL_NO_OCSP
2287 if (s_tlsextstatus) {
2288 SSL_CTX_set_tlsext_status_cb(ctx, cert_status_cb);
2289 SSL_CTX_set_tlsext_status_arg(ctx, &tlscstatp);
2291 SSL_CTX_set_tlsext_status_cb(ctx2, cert_status_cb);
2292 SSL_CTX_set_tlsext_status_arg(ctx2, &tlscstatp);
2296 if (set_keylog_file(ctx, keylog_file))
2299 if (max_early_data >= 0)
2300 SSL_CTX_set_max_early_data(ctx, max_early_data);
2301 if (recv_max_early_data >= 0)
2302 SSL_CTX_set_recv_max_early_data(ctx, recv_max_early_data);
2305 BIO_printf(bio_s_out, "Compressing certificates\n");
2306 if (!SSL_CTX_compress_certs(ctx, 0))
2307 BIO_printf(bio_s_out, "Error compressing certs on ctx\n");
2308 if (ctx2 != NULL && !SSL_CTX_compress_certs(ctx2, 0))
2309 BIO_printf(bio_s_out, "Error compressing certs on ctx2\n");
2311 if (enable_server_rpk)
2312 if (!SSL_CTX_set1_server_cert_type(ctx, cert_type_rpk, sizeof(cert_type_rpk))) {
2313 BIO_printf(bio_s_out, "Error setting server certificate types\n");
2316 if (enable_client_rpk)
2317 if (!SSL_CTX_set1_client_cert_type(ctx, cert_type_rpk, sizeof(cert_type_rpk))) {
2318 BIO_printf(bio_s_out, "Error setting server certificate types\n");
2323 server_cb = rev_body;
2325 server_cb = www_body;
2327 server_cb = sv_body;
2329 if (socket_family == AF_UNIX
2330 && unlink_unix_path)
2334 BIO_printf(bio_s_out, "Listening for TFO\n");
2335 do_server(&accept_socket, host, port, socket_family, socket_type, protocol,
2336 server_cb, context, naccept, bio_s_out, tfo);
2337 print_stats(bio_s_out, ctx);
2341 SSL_SESSION_free(psksess);
2342 set_keylog_file(NULL, NULL);
2344 sk_X509_CRL_pop_free(crls, X509_CRL_free);
2346 EVP_PKEY_free(s_key);
2347 EVP_PKEY_free(s_dkey);
2348 OSSL_STACK_OF_X509_free(s_chain);
2349 OSSL_STACK_OF_X509_free(s_dchain);
2351 OPENSSL_free(dpass);
2354 X509_VERIFY_PARAM_free(vpm);
2356 OPENSSL_free(tlscstatp.host);
2357 OPENSSL_free(tlscstatp.port);
2358 OPENSSL_free(tlscstatp.path);
2361 EVP_PKEY_free(s_key2);
2362 #ifndef OPENSSL_NO_NEXTPROTONEG
2363 OPENSSL_free(next_proto.data);
2365 OPENSSL_free(alpn_ctx.data);
2366 ssl_excert_free(exc);
2367 sk_OPENSSL_STRING_free(ssl_args);
2368 SSL_CONF_CTX_free(cctx);
2369 release_engine(engine);
2370 BIO_free(bio_s_out);
2372 BIO_free(bio_s_msg);
2374 #ifdef CHARSET_EBCDIC
2375 BIO_meth_free(methods_ebcdic);
2380 static void print_stats(BIO *bio, SSL_CTX *ssl_ctx)
2382 BIO_printf(bio, "%4ld items in the session cache\n",
2383 SSL_CTX_sess_number(ssl_ctx));
2384 BIO_printf(bio, "%4ld client connects (SSL_connect())\n",
2385 SSL_CTX_sess_connect(ssl_ctx));
2386 BIO_printf(bio, "%4ld client renegotiates (SSL_connect())\n",
2387 SSL_CTX_sess_connect_renegotiate(ssl_ctx));
2388 BIO_printf(bio, "%4ld client connects that finished\n",
2389 SSL_CTX_sess_connect_good(ssl_ctx));
2390 BIO_printf(bio, "%4ld server accepts (SSL_accept())\n",
2391 SSL_CTX_sess_accept(ssl_ctx));
2392 BIO_printf(bio, "%4ld server renegotiates (SSL_accept())\n",
2393 SSL_CTX_sess_accept_renegotiate(ssl_ctx));
2394 BIO_printf(bio, "%4ld server accepts that finished\n",
2395 SSL_CTX_sess_accept_good(ssl_ctx));
2396 BIO_printf(bio, "%4ld session cache hits\n", SSL_CTX_sess_hits(ssl_ctx));
2397 BIO_printf(bio, "%4ld session cache misses\n",
2398 SSL_CTX_sess_misses(ssl_ctx));
2399 BIO_printf(bio, "%4ld session cache timeouts\n",
2400 SSL_CTX_sess_timeouts(ssl_ctx));
2401 BIO_printf(bio, "%4ld callback cache hits\n",
2402 SSL_CTX_sess_cb_hits(ssl_ctx));
2403 BIO_printf(bio, "%4ld cache full overflows (%ld allowed)\n",
2404 SSL_CTX_sess_cache_full(ssl_ctx),
2405 SSL_CTX_sess_get_cache_size(ssl_ctx));
2408 static long int count_reads_callback(BIO *bio, int cmd, const char *argp, size_t len,
2409 int argi, long argl, int ret, size_t *processed)
2411 unsigned int *p_counter = (unsigned int *)BIO_get_callback_arg(bio);
2414 case BIO_CB_READ: /* No break here */
2416 if (p_counter != NULL)
2424 BIO_set_callback_arg(bio, (char *)bio_s_out);
2425 ret = (int)bio_dump_callback(bio, cmd, argp, len, argi, argl, ret, processed);
2426 BIO_set_callback_arg(bio, (char *)p_counter);
2432 static int sv_body(int s, int stype, int prot, unsigned char *context)
2441 struct timeval timeout;
2442 #if !(defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS))
2443 struct timeval *timeoutp;
2445 #ifndef OPENSSL_NO_DTLS
2446 # ifndef OPENSSL_NO_SCTP
2447 int isdtls = (stype == SOCK_DGRAM || prot == IPPROTO_SCTP);
2449 int isdtls = (stype == SOCK_DGRAM);
2453 buf = app_malloc(bufsize, "server buffer");
2455 if (!BIO_socket_nbio(s, 1))
2456 ERR_print_errors(bio_err);
2458 BIO_printf(bio_err, "Turned on non blocking io\n");
2467 if (s_tlsextdebug) {
2468 SSL_set_tlsext_debug_callback(con, tlsext_cb);
2469 SSL_set_tlsext_debug_arg(con, bio_s_out);
2473 && !SSL_set_session_id_context(con, context,
2474 strlen((char *)context))) {
2475 BIO_printf(bio_err, "Error setting session id context\n");
2480 if (!SSL_clear(con)) {
2481 BIO_printf(bio_err, "Error clearing SSL connection\n");
2485 #ifndef OPENSSL_NO_DTLS
2487 # ifndef OPENSSL_NO_SCTP
2488 if (prot == IPPROTO_SCTP)
2489 sbio = BIO_new_dgram_sctp(s, BIO_NOCLOSE);
2492 sbio = BIO_new_dgram(s, BIO_NOCLOSE);
2494 BIO_printf(bio_err, "Unable to create BIO\n");
2495 ERR_print_errors(bio_err);
2499 if (enable_timeouts) {
2501 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
2502 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
2505 timeout.tv_usec = DGRAM_SND_TIMEOUT;
2506 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
2510 if (socket_mtu < DTLS_get_link_min_mtu(con)) {
2511 BIO_printf(bio_err, "MTU too small. Must be at least %ld\n",
2512 DTLS_get_link_min_mtu(con));
2517 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
2518 if (!DTLS_set_link_mtu(con, socket_mtu)) {
2519 BIO_printf(bio_err, "Failed to set MTU\n");
2525 /* want to do MTU discovery */
2526 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
2528 # ifndef OPENSSL_NO_SCTP
2529 if (prot != IPPROTO_SCTP)
2531 /* Turn on cookie exchange. Not necessary for SCTP */
2532 SSL_set_options(con, SSL_OP_COOKIE_EXCHANGE);
2535 sbio = BIO_new_socket(s, BIO_NOCLOSE);
2538 BIO_printf(bio_err, "Unable to create BIO\n");
2539 ERR_print_errors(bio_err);
2546 test = BIO_new(BIO_f_nbio_test());
2548 BIO_printf(bio_err, "Unable to create BIO\n");
2553 sbio = BIO_push(test, sbio);
2556 SSL_set_bio(con, sbio, sbio);
2557 SSL_set_accept_state(con);
2558 /* SSL_set_fd(con,s); */
2560 BIO_set_callback_ex(SSL_get_rbio(con), count_reads_callback);
2562 #ifndef OPENSSL_NO_SSL_TRACE
2564 SSL_set_msg_callback(con, SSL_trace);
2567 SSL_set_msg_callback(con, msg_cb);
2568 SSL_set_msg_callback_arg(con, bio_s_msg ? bio_s_msg : bio_s_out);
2571 if (s_tlsextdebug) {
2572 SSL_set_tlsext_debug_callback(con, tlsext_cb);
2573 SSL_set_tlsext_debug_arg(con, bio_s_out);
2577 int write_header = 1, edret = SSL_READ_EARLY_DATA_ERROR;
2580 while (edret != SSL_READ_EARLY_DATA_FINISH) {
2582 edret = SSL_read_early_data(con, buf, bufsize, &readbytes);
2583 if (edret != SSL_READ_EARLY_DATA_ERROR)
2586 switch (SSL_get_error(con, 0)) {
2587 case SSL_ERROR_WANT_WRITE:
2588 case SSL_ERROR_WANT_ASYNC:
2589 case SSL_ERROR_WANT_READ:
2590 /* Just keep trying - busy waiting */
2593 BIO_printf(bio_err, "Error reading early data\n");
2594 ERR_print_errors(bio_err);
2598 if (readbytes > 0) {
2600 BIO_printf(bio_s_out, "Early data received:\n");
2603 raw_write_stdout(buf, (unsigned int)readbytes);
2604 (void)BIO_flush(bio_s_out);
2608 if (SSL_get_early_data_status(con) == SSL_EARLY_DATA_NOT_SENT)
2609 BIO_printf(bio_s_out, "No early data received\n");
2611 BIO_printf(bio_s_out, "Early data was rejected\n");
2613 BIO_printf(bio_s_out, "\nEnd of early data\n");
2615 if (SSL_is_init_finished(con))
2616 print_connection_info(con);
2619 if (fileno_stdin() > s)
2620 width = fileno_stdin() + 1;
2625 int read_from_terminal;
2626 int read_from_sslcon;
2628 read_from_terminal = 0;
2629 read_from_sslcon = SSL_has_pending(con)
2630 || (async && SSL_waiting_for_async(con));
2632 if (!read_from_sslcon) {
2634 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS)
2635 openssl_fdset(fileno_stdin(), &readfds);
2637 openssl_fdset(s, &readfds);
2639 * Note: under VMS with SOCKETSHR the second parameter is
2640 * currently of type (int *) whereas under other systems it is
2641 * (void *) if you don't have a cast it will choke the compiler:
2642 * if you do have a cast then you can either go for (int *) or
2645 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
2647 * Under DOS (non-djgpp) and Windows we can't select on stdin:
2648 * only on sockets. As a workaround we timeout the select every
2649 * second and check for any keypress. In a proper Windows
2650 * application we wouldn't do this because it is inefficient.
2653 timeout.tv_usec = 0;
2654 i = select(width, (void *)&readfds, NULL, NULL, &timeout);
2655 if (has_stdin_waiting())
2656 read_from_terminal = 1;
2657 if ((i < 0) || (!i && !read_from_terminal))
2660 if (SSL_is_dtls(con) && DTLSv1_get_timeout(con, &timeout))
2661 timeoutp = &timeout;
2665 i = select(width, (void *)&readfds, NULL, NULL, timeoutp);
2667 if ((SSL_is_dtls(con)) && DTLSv1_handle_timeout(con) > 0)
2668 BIO_printf(bio_err, "TIMEOUT occurred\n");
2672 if (FD_ISSET(fileno_stdin(), &readfds))
2673 read_from_terminal = 1;
2675 if (FD_ISSET(s, &readfds))
2676 read_from_sslcon = 1;
2678 if (read_from_terminal) {
2682 i = raw_read_stdin(buf, bufsize / 2);
2684 /* both loops are skipped when i <= 0 */
2685 for (j = 0; j < i; j++)
2688 for (j = i - 1; j >= 0; j--) {
2689 buf[j + lf_num] = buf[j];
2690 if (buf[j] == '\n') {
2693 buf[j + lf_num] = '\r';
2696 assert(lf_num == 0);
2698 i = raw_read_stdin(buf, bufsize);
2701 if (!s_quiet && !s_brief) {
2702 if ((i <= 0) || (buf[0] == 'Q')) {
2703 BIO_printf(bio_s_out, "DONE\n");
2704 (void)BIO_flush(bio_s_out);
2706 close_accept_socket();
2710 if ((i <= 0) || (buf[0] == 'q')) {
2711 BIO_printf(bio_s_out, "DONE\n");
2712 (void)BIO_flush(bio_s_out);
2713 if (SSL_version(con) != DTLS1_VERSION)
2716 * close_accept_socket(); ret= -11;
2720 if ((buf[0] == 'r') && ((buf[1] == '\n') || (buf[1] == '\r'))) {
2721 SSL_renegotiate(con);
2722 i = SSL_do_handshake(con);
2723 printf("SSL_do_handshake -> %d\n", i);
2726 if ((buf[0] == 'R') && ((buf[1] == '\n') || (buf[1] == '\r'))) {
2728 SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE,
2730 SSL_renegotiate(con);
2731 i = SSL_do_handshake(con);
2732 printf("SSL_do_handshake -> %d\n", i);
2735 if ((buf[0] == 'K' || buf[0] == 'k')
2736 && ((buf[1] == '\n') || (buf[1] == '\r'))) {
2737 SSL_key_update(con, buf[0] == 'K' ?
2738 SSL_KEY_UPDATE_REQUESTED
2739 : SSL_KEY_UPDATE_NOT_REQUESTED);
2740 i = SSL_do_handshake(con);
2741 printf("SSL_do_handshake -> %d\n", i);
2744 if (buf[0] == 'c' && ((buf[1] == '\n') || (buf[1] == '\r'))) {
2745 SSL_set_verify(con, SSL_VERIFY_PEER, NULL);
2746 i = SSL_verify_client_post_handshake(con);
2748 printf("Failed to initiate request\n");
2749 ERR_print_errors(bio_err);
2751 i = SSL_do_handshake(con);
2752 printf("SSL_do_handshake -> %d\n", i);
2756 if (buf[0] == 'P') {
2757 static const char str[] = "Lets print some clear text\n";
2758 BIO_write(SSL_get_wbio(con), str, sizeof(str) -1);
2760 if (buf[0] == 'S') {
2761 print_stats(bio_s_out, SSL_get_SSL_CTX(con));
2764 #ifdef CHARSET_EBCDIC
2765 ebcdic2ascii(buf, buf, i);
2769 /* should do a select for the write */
2772 if (++count == 100) {
2774 SSL_renegotiate(con);
2777 k = SSL_write(con, &(buf[l]), (unsigned int)i);
2778 #ifndef OPENSSL_NO_SRP
2779 while (SSL_get_error(con, k) == SSL_ERROR_WANT_X509_LOOKUP) {
2780 BIO_printf(bio_s_out, "LOOKUP renego during write\n");
2782 lookup_srp_user(&srp_callback_parm, bio_s_out);
2784 k = SSL_write(con, &(buf[l]), (unsigned int)i);
2787 switch (SSL_get_error(con, k)) {
2788 case SSL_ERROR_NONE:
2790 case SSL_ERROR_WANT_ASYNC:
2791 BIO_printf(bio_s_out, "Write BLOCK (Async)\n");
2792 (void)BIO_flush(bio_s_out);
2793 wait_for_async(con);
2795 case SSL_ERROR_WANT_WRITE:
2796 case SSL_ERROR_WANT_READ:
2797 case SSL_ERROR_WANT_X509_LOOKUP:
2798 BIO_printf(bio_s_out, "Write BLOCK\n");
2799 (void)BIO_flush(bio_s_out);
2801 case SSL_ERROR_WANT_ASYNC_JOB:
2803 * This shouldn't ever happen in s_server. Treat as an error
2805 case SSL_ERROR_SYSCALL:
2807 BIO_printf(bio_s_out, "ERROR\n");
2808 (void)BIO_flush(bio_s_out);
2809 ERR_print_errors(bio_err);
2813 case SSL_ERROR_ZERO_RETURN:
2814 BIO_printf(bio_s_out, "DONE\n");
2815 (void)BIO_flush(bio_s_out);
2827 if (read_from_sslcon) {
2829 * init_ssl_connection handles all async events itself so if we're
2830 * waiting for async then we shouldn't go back into
2831 * init_ssl_connection
2833 if ((!async || !SSL_waiting_for_async(con))
2834 && !SSL_is_init_finished(con)) {
2836 * Count number of reads during init_ssl_connection.
2837 * It helps us to distinguish configuration errors from errors
2838 * caused by a client.
2840 unsigned int read_counter = 0;
2842 BIO_set_callback_arg(SSL_get_rbio(con), (char *)&read_counter);
2843 i = init_ssl_connection(con);
2844 BIO_set_callback_arg(SSL_get_rbio(con), NULL);
2847 * If initialization fails without reads, then
2848 * there was a fatal error in configuration.
2850 if (i <= 0 && read_counter == 0) {
2857 } else if (i == 0) {
2863 i = SSL_read(con, (char *)buf, bufsize);
2864 #ifndef OPENSSL_NO_SRP
2865 while (SSL_get_error(con, i) == SSL_ERROR_WANT_X509_LOOKUP) {
2866 BIO_printf(bio_s_out, "LOOKUP renego during read\n");
2868 lookup_srp_user(&srp_callback_parm, bio_s_out);
2870 i = SSL_read(con, (char *)buf, bufsize);
2873 switch (SSL_get_error(con, i)) {
2874 case SSL_ERROR_NONE:
2875 #ifdef CHARSET_EBCDIC
2876 ascii2ebcdic(buf, buf, i);
2878 raw_write_stdout(buf, (unsigned int)i);
2879 (void)BIO_flush(bio_s_out);
2880 if (SSL_has_pending(con))
2883 case SSL_ERROR_WANT_ASYNC:
2884 BIO_printf(bio_s_out, "Read BLOCK (Async)\n");
2885 (void)BIO_flush(bio_s_out);
2886 wait_for_async(con);
2888 case SSL_ERROR_WANT_WRITE:
2889 case SSL_ERROR_WANT_READ:
2890 BIO_printf(bio_s_out, "Read BLOCK\n");
2891 (void)BIO_flush(bio_s_out);
2893 case SSL_ERROR_WANT_ASYNC_JOB:
2895 * This shouldn't ever happen in s_server. Treat as an error
2897 case SSL_ERROR_SYSCALL:
2899 BIO_printf(bio_s_out, "ERROR\n");
2900 (void)BIO_flush(bio_s_out);
2901 ERR_print_errors(bio_err);
2904 case SSL_ERROR_ZERO_RETURN:
2905 BIO_printf(bio_s_out, "DONE\n");
2906 (void)BIO_flush(bio_s_out);
2915 BIO_printf(bio_s_out, "shutting down SSL\n");
2916 do_ssl_shutdown(con);
2919 BIO_printf(bio_s_out, "CONNECTION CLOSED\n");
2920 OPENSSL_clear_free(buf, bufsize);
2924 static void close_accept_socket(void)
2926 BIO_printf(bio_err, "shutdown accept socket\n");
2927 if (accept_socket >= 0) {
2928 BIO_closesocket(accept_socket);
2932 static int is_retryable(SSL *con, int i)
2934 int err = SSL_get_error(con, i);
2936 /* If it's not a fatal error, it must be retryable */
2937 return (err != SSL_ERROR_SSL)
2938 && (err != SSL_ERROR_SYSCALL)
2939 && (err != SSL_ERROR_ZERO_RETURN);
2942 static int init_ssl_connection(SSL *con)
2948 if (dtlslisten || stateless) {
2949 BIO_ADDR *client = NULL;
2952 if ((client = BIO_ADDR_new()) == NULL) {
2953 BIO_printf(bio_err, "ERROR - memory\n");
2956 i = DTLSv1_listen(con, client);
2958 i = SSL_stateless(con);
2965 wbio = SSL_get_wbio(con);
2967 BIO_get_fd(wbio, &fd);
2970 if (!wbio || BIO_connect(fd, client, 0) == 0) {
2971 BIO_printf(bio_err, "ERROR - unable to connect\n");
2972 BIO_ADDR_free(client);
2976 (void)BIO_ctrl_set_connected(wbio, client);
2977 BIO_ADDR_free(client);
2982 i = SSL_accept(con);
2984 BIO_ADDR_free(client);
2988 i = SSL_accept(con);
2991 retry = is_retryable(con, i);
2992 #ifdef CERT_CB_TEST_RETRY
2995 && SSL_get_error(con, i) == SSL_ERROR_WANT_X509_LOOKUP
2996 && SSL_get_state(con) == TLS_ST_SR_CLNT_HELLO) {
2998 "LOOKUP from certificate callback during accept\n");
2999 i = SSL_accept(con);
3001 retry = is_retryable(con, i);
3006 #ifndef OPENSSL_NO_SRP
3008 && SSL_get_error(con, i) == SSL_ERROR_WANT_X509_LOOKUP) {
3009 BIO_printf(bio_s_out, "LOOKUP during accept %s\n",
3010 srp_callback_parm.login);
3012 lookup_srp_user(&srp_callback_parm, bio_s_out);
3014 i = SSL_accept(con);
3016 retry = is_retryable(con, i);
3019 } while (i < 0 && SSL_waiting_for_async(con));
3023 if (((dtlslisten || stateless) && i == 0)
3024 || (!dtlslisten && !stateless && retry)) {
3025 BIO_printf(bio_s_out, "DELAY\n");
3029 BIO_printf(bio_err, "ERROR\n");
3031 verify_err = SSL_get_verify_result(con);
3032 if (verify_err != X509_V_OK) {
3033 BIO_printf(bio_err, "verify error:%s\n",
3034 X509_verify_cert_error_string(verify_err));
3036 /* Always print any error messages */
3037 ERR_print_errors(bio_err);
3041 print_connection_info(con);
3045 static void print_connection_info(SSL *con)
3050 #if !defined(OPENSSL_NO_NEXTPROTONEG)
3051 const unsigned char *next_proto_neg;
3052 unsigned next_proto_neg_len;
3054 unsigned char *exportedkeymat;
3058 print_ssl_summary(con);
3060 PEM_write_bio_SSL_SESSION(bio_s_out, SSL_get_session(con));
3062 peer = SSL_get0_peer_certificate(con);
3064 BIO_printf(bio_s_out, "Client certificate\n");
3065 PEM_write_bio_X509(bio_s_out, peer);
3066 dump_cert_text(bio_s_out, peer);
3069 /* Only display RPK information if configured */
3070 if (SSL_get_negotiated_server_cert_type(con) == TLSEXT_cert_type_rpk)
3071 BIO_printf(bio_s_out, "Server-to-client raw public key negotiated\n");
3072 if (SSL_get_negotiated_client_cert_type(con) == TLSEXT_cert_type_rpk)
3073 BIO_printf(bio_s_out, "Client-to-server raw public key negotiated\n");
3074 if (enable_client_rpk) {
3075 EVP_PKEY *client_rpk = SSL_get0_peer_rpk(con);
3077 if (client_rpk != NULL) {
3078 BIO_printf(bio_s_out, "Client raw public key\n");
3079 EVP_PKEY_print_public(bio_s_out, client_rpk, 2, NULL);
3083 if (SSL_get_shared_ciphers(con, buf, sizeof(buf)) != NULL)
3084 BIO_printf(bio_s_out, "Shared ciphers:%s\n", buf);
3085 str = SSL_CIPHER_get_name(SSL_get_current_cipher(con));
3086 ssl_print_sigalgs(bio_s_out, con);
3087 #ifndef OPENSSL_NO_EC
3088 ssl_print_point_formats(bio_s_out, con);
3089 ssl_print_groups(bio_s_out, con, 0);
3091 print_ca_names(bio_s_out, con);
3092 BIO_printf(bio_s_out, "CIPHER is %s\n", (str != NULL) ? str : "(NONE)");
3094 #if !defined(OPENSSL_NO_NEXTPROTONEG)
3095 SSL_get0_next_proto_negotiated(con, &next_proto_neg, &next_proto_neg_len);
3096 if (next_proto_neg) {
3097 BIO_printf(bio_s_out, "NEXTPROTO is ");
3098 BIO_write(bio_s_out, next_proto_neg, next_proto_neg_len);
3099 BIO_printf(bio_s_out, "\n");
3102 #ifndef OPENSSL_NO_SRTP
3104 SRTP_PROTECTION_PROFILE *srtp_profile
3105 = SSL_get_selected_srtp_profile(con);
3108 BIO_printf(bio_s_out, "SRTP Extension negotiated, profile=%s\n",
3109 srtp_profile->name);
3112 if (SSL_session_reused(con))
3113 BIO_printf(bio_s_out, "Reused session-id\n");
3115 ssl_print_secure_renegotiation_notes(bio_s_out, con);
3117 if ((SSL_get_options(con) & SSL_OP_NO_RENEGOTIATION))
3118 BIO_printf(bio_s_out, "Renegotiation is DISABLED\n");
3120 if (keymatexportlabel != NULL) {
3121 BIO_printf(bio_s_out, "Keying material exporter:\n");
3122 BIO_printf(bio_s_out, " Label: '%s'\n", keymatexportlabel);
3123 BIO_printf(bio_s_out, " Length: %i bytes\n", keymatexportlen);
3124 exportedkeymat = app_malloc(keymatexportlen, "export key");
3125 if (SSL_export_keying_material(con, exportedkeymat,
3128 strlen(keymatexportlabel),
3130 BIO_printf(bio_s_out, " Error\n");
3132 BIO_printf(bio_s_out, " Keying material: ");
3133 for (i = 0; i < keymatexportlen; i++)
3134 BIO_printf(bio_s_out, "%02X", exportedkeymat[i]);
3135 BIO_printf(bio_s_out, "\n");
3137 OPENSSL_free(exportedkeymat);
3139 #ifndef OPENSSL_NO_KTLS
3140 if (BIO_get_ktls_send(SSL_get_wbio(con)))
3141 BIO_printf(bio_err, "Using Kernel TLS for sending\n");
3142 if (BIO_get_ktls_recv(SSL_get_rbio(con)))
3143 BIO_printf(bio_err, "Using Kernel TLS for receiving\n");
3146 (void)BIO_flush(bio_s_out);
3149 static int www_body(int s, int stype, int prot, unsigned char *context)
3151 char *buf = NULL, *p;
3155 const SSL_CIPHER *c;
3156 BIO *io, *ssl_bio, *sbio;
3158 int total_bytes = 0;
3161 #ifndef OPENSSL_NO_KTLS
3162 int use_sendfile_for_req = use_sendfile;
3166 #ifdef CHARSET_EBCDIC
3170 /* Set width for a select call if needed */
3173 /* as we use BIO_gets(), and it always null terminates data, we need
3174 * to allocate 1 byte longer buffer to fit the full 2^14 byte record */
3175 p = buf = app_malloc(bufsize + 1, "server www buffer");
3176 io = BIO_new(BIO_f_buffer());
3177 ssl_bio = BIO_new(BIO_f_ssl());
3178 if ((io == NULL) || (ssl_bio == NULL))
3182 if (!BIO_socket_nbio(s, 1))
3183 ERR_print_errors(bio_err);
3185 BIO_printf(bio_err, "Turned on non blocking io\n");
3188 /* lets make the output buffer a reasonable size */
3189 if (BIO_set_write_buffer_size(io, bufsize) <= 0)
3192 if ((con = SSL_new(ctx)) == NULL)
3195 if (s_tlsextdebug) {
3196 SSL_set_tlsext_debug_callback(con, tlsext_cb);
3197 SSL_set_tlsext_debug_arg(con, bio_s_out);
3201 && !SSL_set_session_id_context(con, context,
3202 strlen((char *)context))) {
3207 sbio = BIO_new_socket(s, BIO_NOCLOSE);
3216 test = BIO_new(BIO_f_nbio_test());
3223 sbio = BIO_push(test, sbio);
3225 SSL_set_bio(con, sbio, sbio);
3226 SSL_set_accept_state(con);
3228 /* No need to free |con| after this. Done by BIO_free(ssl_bio) */
3229 BIO_set_ssl(ssl_bio, con, BIO_CLOSE);
3230 BIO_push(io, ssl_bio);
3232 #ifdef CHARSET_EBCDIC
3233 filter = BIO_new(BIO_f_ebcdic_filter());
3237 io = BIO_push(filter, io);
3241 BIO_set_callback_ex(SSL_get_rbio(con), bio_dump_callback);
3242 BIO_set_callback_arg(SSL_get_rbio(con), (char *)bio_s_out);
3245 #ifndef OPENSSL_NO_SSL_TRACE
3247 SSL_set_msg_callback(con, SSL_trace);
3250 SSL_set_msg_callback(con, msg_cb);
3251 SSL_set_msg_callback_arg(con, bio_s_msg ? bio_s_msg : bio_s_out);
3255 i = BIO_gets(io, buf, bufsize + 1);
3256 if (i < 0) { /* error */
3257 if (!BIO_should_retry(io) && !SSL_waiting_for_async(con)) {
3259 ERR_print_errors(bio_err);
3262 BIO_printf(bio_s_out, "read R BLOCK\n");
3263 #ifndef OPENSSL_NO_SRP
3264 if (BIO_should_io_special(io)
3265 && BIO_get_retry_reason(io) == BIO_RR_SSL_X509_LOOKUP) {
3266 BIO_printf(bio_s_out, "LOOKUP renego during read\n");
3268 lookup_srp_user(&srp_callback_parm, bio_s_out);
3276 } else if (i == 0) { /* end of input */
3281 /* else we have data */
3282 if ((www == 1 && HAS_PREFIX(buf, "GET "))
3283 || (www == 2 && HAS_PREFIX(buf, "GET /stats "))) {
3285 STACK_OF(SSL_CIPHER) *sk;
3286 static const char *space = " ";
3288 if (www == 1 && HAS_PREFIX(buf, "GET /reneg")) {
3289 if (HAS_PREFIX(buf, "GET /renegcert"))
3291 SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE,
3293 i = SSL_renegotiate(con);
3294 BIO_printf(bio_s_out, "SSL_renegotiate -> %d\n", i);
3295 /* Send the HelloRequest */
3296 i = SSL_do_handshake(con);
3298 BIO_printf(bio_s_out, "SSL_do_handshake() Retval %d\n",
3299 SSL_get_error(con, i));
3300 ERR_print_errors(bio_err);
3303 /* Wait for a ClientHello to come back */
3305 openssl_fdset(s, &readfds);
3306 i = select(width, (void *)&readfds, NULL, NULL, NULL);
3307 if (i <= 0 || !FD_ISSET(s, &readfds)) {
3308 BIO_printf(bio_s_out,
3309 "Error waiting for client response\n");
3310 ERR_print_errors(bio_err);
3314 * We're not actually expecting any data here and we ignore
3315 * any that is sent. This is just to force the handshake that
3316 * we're expecting to come from the client. If they haven't
3317 * sent one there's not much we can do.
3319 BIO_gets(io, buf, bufsize + 1);
3323 "HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n");
3324 BIO_puts(io, "<HTML><BODY BGCOLOR=\"#ffffff\">\n");
3325 BIO_puts(io, "<pre>\n");
3326 /* BIO_puts(io, OpenSSL_version(OPENSSL_VERSION)); */
3328 for (i = 0; i < local_argc; i++) {
3331 for (myp = local_argv[i]; *myp; myp++)
3334 BIO_puts(io, "<");
3337 BIO_puts(io, ">");
3340 BIO_puts(io, "&");
3343 BIO_write(io, myp, 1);
3346 BIO_write(io, " ", 1);
3350 ssl_print_secure_renegotiation_notes(io, con);
3353 * The following is evil and should not really be done
3355 BIO_printf(io, "Ciphers supported in s_server binary\n");
3356 sk = SSL_get_ciphers(con);
3357 j = sk_SSL_CIPHER_num(sk);
3358 for (i = 0; i < j; i++) {
3359 c = sk_SSL_CIPHER_value(sk, i);
3360 BIO_printf(io, "%-11s:%-25s ",
3361 SSL_CIPHER_get_version(c), SSL_CIPHER_get_name(c));
3362 if ((((i + 1) % 2) == 0) && (i + 1 != j))
3366 p = SSL_get_shared_ciphers(con, buf, bufsize);
3369 "---\nCiphers common between both SSL end points:\n");
3373 BIO_write(io, space, 26 - j);
3376 BIO_write(io, ((i % 3) ? " " : "\n"), 1);
3378 BIO_write(io, p, 1);
3385 ssl_print_sigalgs(io, con);
3386 #ifndef OPENSSL_NO_EC
3387 ssl_print_groups(io, con, 0);
3389 print_ca_names(io, con);
3390 BIO_printf(io, (SSL_session_reused(con)
3391 ? "---\nReused, " : "---\nNew, "));
3392 c = SSL_get_current_cipher(con);
3393 BIO_printf(io, "%s, Cipher is %s\n",
3394 SSL_CIPHER_get_version(c), SSL_CIPHER_get_name(c));
3395 SSL_SESSION_print(io, SSL_get_session(con));
3396 BIO_printf(io, "---\n");
3397 print_stats(io, SSL_get_SSL_CTX(con));
3398 BIO_printf(io, "---\n");
3399 peer = SSL_get0_peer_certificate(con);
3401 BIO_printf(io, "Client certificate\n");
3402 X509_print(io, peer);
3403 PEM_write_bio_X509(io, peer);
3406 BIO_puts(io, "no client certificate available\n");
3408 BIO_puts(io, "</pre></BODY></HTML>\r\n\r\n");
3410 } else if ((www == 2 || www == 3) && CHECK_AND_SKIP_PREFIX(p, "GET /")) {
3413 static const char *text =
3414 "HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n";
3417 for (e = p; *e != '\0'; e++) {
3422 /* Windows drive. We treat this the same way as ".." */
3429 dot = (e[0] == '.') ? 2 : 0;
3432 dot = (e[0] == '.') ? 3 : 0;
3435 dot = (e[0] == '/' || e[0] == '\\') ? -1 : 0;
3439 dot = (e[0] == '/' || e[0] == '\\') ? 1 : 0;
3441 dot = (dot == 3) || (dot == -1); /* filename contains ".."
3446 BIO_printf(io, "'%s' is an invalid file name\r\n", p);
3453 BIO_printf(io, "'%s' contains '..' or ':'\r\n", p);
3457 if (*p == '/' || *p == '\\') {
3459 BIO_printf(io, "'%s' is an invalid path\r\n", p);
3463 /* if a directory, do the index thang */
3464 if (app_isdir(p) > 0) {
3466 BIO_printf(io, "'%s' is a directory\r\n", p);
3470 opmode = (http_server_binmode == 1) ? "rb" : "r";
3471 if ((file = BIO_new_file(p, opmode)) == NULL) {
3473 BIO_printf(io, "Error opening '%s' mode='%s'\r\n", p, opmode);
3474 ERR_print_errors(io);
3479 BIO_printf(bio_err, "FILE:%s\n", p);
3483 if (((i > 5) && (strcmp(&(p[i - 5]), ".html") == 0)) ||
3484 ((i > 4) && (strcmp(&(p[i - 4]), ".php") == 0)) ||
3485 ((i > 4) && (strcmp(&(p[i - 4]), ".htm") == 0)))
3487 "HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n");
3490 "HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n");
3493 #ifndef OPENSSL_NO_KTLS
3494 if (use_sendfile_for_req && !BIO_get_ktls_send(SSL_get_wbio(con))) {
3495 BIO_printf(bio_err, "Warning: sendfile requested but KTLS is not available\n");
3496 use_sendfile_for_req = 0;
3498 if (use_sendfile_for_req) {
3505 BIO_get_fp(file, &fp);
3507 if (fstat(fd, &st) < 0) {
3508 BIO_printf(io, "Error fstat '%s'\r\n", p);
3509 ERR_print_errors(io);
3513 filesize = st.st_size;
3514 if (((int)BIO_flush(io)) < 0)
3518 i = SSL_sendfile(con, fd, offset, filesize, 0);
3520 BIO_printf(io, "Error SSL_sendfile '%s'\r\n", p);
3521 ERR_print_errors(io);
3528 if (filesize <= 0) {
3530 BIO_printf(bio_err, "KTLS SENDFILE '%s' OK\n", p);
3539 i = BIO_read(file, buf, bufsize);
3545 BIO_printf(bio_err, "%d\n", i);
3546 if (total_bytes > 3 * 1024) {
3548 BIO_printf(bio_err, "RENEGOTIATE\n");
3549 SSL_renegotiate(con);
3553 for (j = 0; j < i;) {
3557 SSL_renegotiate(con);
3559 k = BIO_write(io, &(buf[j]), i - j);
3561 if (!BIO_should_retry(io)
3562 && !SSL_waiting_for_async(con)) {
3565 BIO_printf(bio_s_out, "rwrite W BLOCK\n");
3580 i = (int)BIO_flush(io);
3582 if (!BIO_should_retry(io))
3588 /* make sure we reuse sessions */
3589 do_ssl_shutdown(con);
3598 static int rev_body(int s, int stype, int prot, unsigned char *context)
3604 BIO *io, *ssl_bio, *sbio;
3605 #ifdef CHARSET_EBCDIC
3609 /* as we use BIO_gets(), and it always null terminates data, we need
3610 * to allocate 1 byte longer buffer to fit the full 2^14 byte record */
3611 buf = app_malloc(bufsize + 1, "server rev buffer");
3612 io = BIO_new(BIO_f_buffer());
3613 ssl_bio = BIO_new(BIO_f_ssl());
3614 if ((io == NULL) || (ssl_bio == NULL))
3617 /* lets make the output buffer a reasonable size */
3618 if (BIO_set_write_buffer_size(io, bufsize) <= 0)
3621 if ((con = SSL_new(ctx)) == NULL)
3624 if (s_tlsextdebug) {
3625 SSL_set_tlsext_debug_callback(con, tlsext_cb);
3626 SSL_set_tlsext_debug_arg(con, bio_s_out);
3629 && !SSL_set_session_id_context(con, context,
3630 strlen((char *)context))) {
3632 ERR_print_errors(bio_err);
3636 sbio = BIO_new_socket(s, BIO_NOCLOSE);
3639 ERR_print_errors(bio_err);
3643 SSL_set_bio(con, sbio, sbio);
3644 SSL_set_accept_state(con);
3646 /* No need to free |con| after this. Done by BIO_free(ssl_bio) */
3647 BIO_set_ssl(ssl_bio, con, BIO_CLOSE);
3648 BIO_push(io, ssl_bio);
3650 #ifdef CHARSET_EBCDIC
3651 filter = BIO_new(BIO_f_ebcdic_filter());
3655 io = BIO_push(filter, io);
3659 BIO_set_callback_ex(SSL_get_rbio(con), bio_dump_callback);
3660 BIO_set_callback_arg(SSL_get_rbio(con), (char *)bio_s_out);
3663 #ifndef OPENSSL_NO_SSL_TRACE
3665 SSL_set_msg_callback(con, SSL_trace);
3668 SSL_set_msg_callback(con, msg_cb);
3669 SSL_set_msg_callback_arg(con, bio_s_msg ? bio_s_msg : bio_s_out);
3673 i = BIO_do_handshake(io);
3676 if (!BIO_should_retry(io)) {
3677 BIO_puts(bio_err, "CONNECTION FAILURE\n");
3678 ERR_print_errors(bio_err);
3681 #ifndef OPENSSL_NO_SRP
3682 if (BIO_should_io_special(io)
3683 && BIO_get_retry_reason(io) == BIO_RR_SSL_X509_LOOKUP) {
3684 BIO_printf(bio_s_out, "LOOKUP renego during accept\n");
3686 lookup_srp_user(&srp_callback_parm, bio_s_out);
3692 BIO_printf(bio_err, "CONNECTION ESTABLISHED\n");
3693 print_ssl_summary(con);
3696 i = BIO_gets(io, buf, bufsize + 1);
3697 if (i < 0) { /* error */
3698 if (!BIO_should_retry(io)) {
3700 ERR_print_errors(bio_err);
3703 BIO_printf(bio_s_out, "read R BLOCK\n");
3704 #ifndef OPENSSL_NO_SRP
3705 if (BIO_should_io_special(io)
3706 && BIO_get_retry_reason(io) == BIO_RR_SSL_X509_LOOKUP) {
3707 BIO_printf(bio_s_out, "LOOKUP renego during read\n");
3709 lookup_srp_user(&srp_callback_parm, bio_s_out);
3717 } else if (i == 0) { /* end of input */
3719 BIO_printf(bio_err, "CONNECTION CLOSED\n");
3722 char *p = buf + i - 1;
3723 while (i && (*p == '\n' || *p == '\r')) {
3727 if (!s_ign_eof && i == 5 && HAS_PREFIX(buf, "CLOSE")) {
3729 BIO_printf(bio_err, "CONNECTION CLOSED\n");
3732 BUF_reverse((unsigned char *)buf, NULL, i);
3734 BIO_write(io, buf, i + 1);
3739 if (!BIO_should_retry(io))
3745 /* make sure we reuse sessions */
3746 do_ssl_shutdown(con);
3756 #define MAX_SESSION_ID_ATTEMPTS 10
3757 static int generate_session_id(SSL *ssl, unsigned char *id,
3758 unsigned int *id_len)
3760 unsigned int count = 0;
3761 unsigned int session_id_prefix_len = strlen(session_id_prefix);
3764 if (RAND_bytes(id, *id_len) <= 0)
3767 * Prefix the session_id with the required prefix. NB: If our prefix
3768 * is too long, clip it - but there will be worse effects anyway, eg.
3769 * the server could only possibly create 1 session ID (ie. the
3770 * prefix!) so all future session negotiations will fail due to
3773 memcpy(id, session_id_prefix,
3774 (session_id_prefix_len < *id_len) ?
3775 session_id_prefix_len : *id_len);
3777 while (SSL_has_matching_session_id(ssl, id, *id_len) &&
3778 (++count < MAX_SESSION_ID_ATTEMPTS));
3779 if (count >= MAX_SESSION_ID_ATTEMPTS)
3785 * By default s_server uses an in-memory cache which caches SSL_SESSION
3786 * structures without any serialization. This hides some bugs which only
3787 * become apparent in deployed servers. By implementing a basic external
3788 * session cache some issues can be debugged using s_server.
3791 typedef struct simple_ssl_session_st {
3796 struct simple_ssl_session_st *next;
3797 } simple_ssl_session;
3799 static simple_ssl_session *first = NULL;
3801 static int add_session(SSL *ssl, SSL_SESSION *session)
3803 simple_ssl_session *sess = app_malloc(sizeof(*sess), "get session");
3806 SSL_SESSION_get_id(session, &sess->idlen);
3807 sess->derlen = i2d_SSL_SESSION(session, NULL);
3808 if (sess->derlen < 0) {
3809 BIO_printf(bio_err, "Error encoding session\n");
3814 sess->id = OPENSSL_memdup(SSL_SESSION_get_id(session, NULL), sess->idlen);
3815 sess->der = app_malloc(sess->derlen, "get session buffer");
3817 BIO_printf(bio_err, "Out of memory adding to external cache\n");
3818 OPENSSL_free(sess->id);
3819 OPENSSL_free(sess->der);
3825 /* Assume it still works. */
3826 if (i2d_SSL_SESSION(session, &p) != sess->derlen) {
3827 BIO_printf(bio_err, "Unexpected session encoding length\n");
3828 OPENSSL_free(sess->id);
3829 OPENSSL_free(sess->der);
3836 BIO_printf(bio_err, "New session added to external cache\n");
3840 static SSL_SESSION *get_session(SSL *ssl, const unsigned char *id, int idlen,
3843 simple_ssl_session *sess;
3845 for (sess = first; sess; sess = sess->next) {
3846 if (idlen == (int)sess->idlen && !memcmp(sess->id, id, idlen)) {
3847 const unsigned char *p = sess->der;
3848 BIO_printf(bio_err, "Lookup session: cache hit\n");
3849 return d2i_SSL_SESSION_ex(NULL, &p, sess->derlen, app_get0_libctx(),
3853 BIO_printf(bio_err, "Lookup session: cache miss\n");
3857 static void del_session(SSL_CTX *sctx, SSL_SESSION *session)
3859 simple_ssl_session *sess, *prev = NULL;
3860 const unsigned char *id;
3862 id = SSL_SESSION_get_id(session, &idlen);
3863 for (sess = first; sess; sess = sess->next) {
3864 if (idlen == sess->idlen && !memcmp(sess->id, id, idlen)) {
3866 prev->next = sess->next;
3869 OPENSSL_free(sess->id);
3870 OPENSSL_free(sess->der);
3878 static void init_session_cache_ctx(SSL_CTX *sctx)
3880 SSL_CTX_set_session_cache_mode(sctx,
3881 SSL_SESS_CACHE_NO_INTERNAL |
3882 SSL_SESS_CACHE_SERVER);
3883 SSL_CTX_sess_set_new_cb(sctx, add_session);
3884 SSL_CTX_sess_set_get_cb(sctx, get_session);
3885 SSL_CTX_sess_set_remove_cb(sctx, del_session);
3888 static void free_sessions(void)
3890 simple_ssl_session *sess, *tsess;
3891 for (sess = first; sess;) {
3892 OPENSSL_free(sess->id);
3893 OPENSSL_free(sess->der);
3896 OPENSSL_free(tsess);
3901 #endif /* OPENSSL_NO_SOCK */