2 * Copyright 1995-2017 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 OpenSSL license (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>
25 #ifndef OPENSSL_NO_SOCK
28 * With IPv6, it looks like Digital has mixed up the proper order of
29 * recursive header file inclusion, resulting in the compiler complaining
30 * that u_int isn't defined, but only if _POSIX_C_SOURCE is defined, which is
31 * needed to have fileno() declared correctly... So let's define u_int
33 #if defined(OPENSSL_SYS_VMS_DECC) && !defined(__U_INT)
35 typedef unsigned int u_int
;
38 #include <openssl/lhash.h>
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>
63 static int not_resumable_sess_cb(SSL
*s
, int is_forward_secure
);
64 static int sv_body(int s
, int stype
, int prot
, unsigned char *context
);
65 static int www_body(int s
, int stype
, int prot
, unsigned char *context
);
66 static int rev_body(int s
, int stype
, int prot
, unsigned char *context
);
67 static void close_accept_socket(void);
68 static int init_ssl_connection(SSL
*s
);
69 static void print_stats(BIO
*bp
, SSL_CTX
*ctx
);
70 static int generate_session_id(const SSL
*ssl
, unsigned char *id
,
71 unsigned int *id_len
);
72 static void init_session_cache_ctx(SSL_CTX
*sctx
);
73 static void free_sessions(void);
75 static DH
*load_dh_param(const char *dhfile
);
77 static void print_connection_info(SSL
*con
);
79 static const int bufsize
= 16 * 1024;
80 static int accept_socket
= -1;
82 #define TEST_CERT "server.pem"
83 #define TEST_CERT2 "server2.pem"
85 static int s_nbio
= 0;
86 static int s_nbio_test
= 0;
87 static int s_crlf
= 0;
88 static SSL_CTX
*ctx
= NULL
;
89 static SSL_CTX
*ctx2
= NULL
;
92 static BIO
*bio_s_out
= NULL
;
93 static BIO
*bio_s_msg
= NULL
;
94 static int s_debug
= 0;
95 static int s_tlsextdebug
= 0;
97 static int s_quiet
= 0;
98 static int s_ign_eof
= 0;
99 static int s_brief
= 0;
101 static char *keymatexportlabel
= NULL
;
102 static int keymatexportlen
= 20;
104 static int async
= 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;
119 static int early_data
= 0;
120 static SSL_SESSION
*psksess
= NULL
;
122 static char *psk_identity
= "Client_identity";
123 char *psk_key
= NULL
; /* by default PSK is not used */
125 #ifndef OPENSSL_NO_PSK
126 static unsigned int psk_server_cb(SSL
*ssl
, const char *identity
,
128 unsigned int max_psk_len
)
134 BIO_printf(bio_s_out
, "psk_server_cb\n");
135 if (identity
== NULL
) {
136 BIO_printf(bio_err
, "Error: client did not send PSK identity\n");
140 BIO_printf(bio_s_out
, "identity_len=%d identity=%s\n",
141 (int)strlen(identity
), identity
);
143 /* here we could lookup the given identity e.g. from a database */
144 if (strcmp(identity
, psk_identity
) != 0) {
145 BIO_printf(bio_s_out
, "PSK warning: client identity not what we expected"
146 " (got '%s' expected '%s')\n", identity
, psk_identity
);
149 BIO_printf(bio_s_out
, "PSK client identity found\n");
152 /* convert the PSK key to binary */
153 key
= OPENSSL_hexstr2buf(psk_key
, &key_len
);
155 BIO_printf(bio_err
, "Could not convert PSK key '%s' to buffer\n",
159 if (key_len
> (int)max_psk_len
) {
161 "psk buffer of callback is too small (%d) for key (%ld)\n",
162 max_psk_len
, key_len
);
167 memcpy(psk
, key
, key_len
);
171 BIO_printf(bio_s_out
, "fetched PSK len=%ld\n", key_len
);
175 BIO_printf(bio_err
, "Error in PSK server callback\n");
176 (void)BIO_flush(bio_err
);
177 (void)BIO_flush(bio_s_out
);
182 #define TLS13_AES_128_GCM_SHA256_BYTES ((const unsigned char *)"\x13\x01")
183 #define TLS13_AES_256_GCM_SHA384_BYTES ((const unsigned char *)"\x13\x02")
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)
197 if (psksess
!= NULL
) {
198 SSL_SESSION_up_ref(psksess
);
203 key
= OPENSSL_hexstr2buf(psk_key
, &key_len
);
205 BIO_printf(bio_err
, "Could not convert PSK key '%s' to buffer\n",
210 if (key_len
== EVP_MD_size(EVP_sha256()))
211 cipher
= SSL_CIPHER_find(ssl
, tls13_aes128gcmsha256_id
);
212 else if(key_len
== EVP_MD_size(EVP_sha384()))
213 cipher
= SSL_CIPHER_find(ssl
, tls13_aes256gcmsha384_id
);
215 if (cipher
== NULL
) {
216 /* Doesn't look like a suitable TLSv1.3 key. Ignore it */
221 tmpsess
= SSL_SESSION_new();
223 || !SSL_SESSION_set1_master_key(tmpsess
, key
, key_len
)
224 || !SSL_SESSION_set_cipher(tmpsess
, cipher
)
225 || !SSL_SESSION_set_protocol_version(tmpsess
, SSL_version(ssl
))) {
235 #ifndef OPENSSL_NO_SRP
236 /* This is a context that we pass to callbacks */
237 typedef struct srpsrvparm_st
{
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
);
462 if (servername
!= NULL
&& p
->biodebug
!= NULL
)
463 BIO_printf(p
->biodebug
, "Hostname in TLS extension: \"%s\"\n",
466 if (p
->servername
== NULL
)
467 return SSL_TLSEXT_ERR_NOACK
;
469 if (servername
!= NULL
) {
470 if (strcasecmp(servername
, p
->servername
))
471 return p
->extension_error
;
473 BIO_printf(p
->biodebug
, "Switching server context.\n");
474 SSL_set_SSL_CTX(s
, ctx2
);
477 return SSL_TLSEXT_ERR_OK
;
480 /* Structure passed to cert status callback */
481 typedef struct tlsextstatusctx_st
{
483 /* File to load OCSP Response from (or NULL if no file) */
485 /* Default responder to use */
486 char *host
, *path
, *port
;
491 static tlsextstatusctx tlscstatp
= { -1 };
493 #ifndef OPENSSL_NO_OCSP
496 * Helper function to get an OCSP_RESPONSE from a responder. This is a
497 * simplified version. It examines certificates each time and makes one OCSP
498 * responder query for each request. A full version would store details such as
499 * the OCSP certificate IDs and minimise the number of OCSP responses by caching
500 * them until they were considered "expired".
502 static int get_ocsp_resp_from_responder(SSL
*s
, tlsextstatusctx
*srctx
,
503 OCSP_RESPONSE
**resp
)
505 char *host
= NULL
, *port
= NULL
, *path
= NULL
;
507 STACK_OF(OPENSSL_STRING
) *aia
= NULL
;
509 X509_STORE_CTX
*inctx
= NULL
;
511 OCSP_REQUEST
*req
= NULL
;
512 OCSP_CERTID
*id
= NULL
;
513 STACK_OF(X509_EXTENSION
) *exts
;
514 int ret
= SSL_TLSEXT_ERR_NOACK
;
517 /* Build up OCSP query from server certificate */
518 x
= SSL_get_certificate(s
);
519 aia
= X509_get1_ocsp(x
);
521 if (!OCSP_parse_url(sk_OPENSSL_STRING_value(aia
, 0),
522 &host
, &port
, &path
, &use_ssl
)) {
523 BIO_puts(bio_err
, "cert_status: can't parse AIA URL\n");
527 BIO_printf(bio_err
, "cert_status: AIA URL: %s\n",
528 sk_OPENSSL_STRING_value(aia
, 0));
530 if (srctx
->host
== NULL
) {
532 "cert_status: no AIA and no default responder URL\n");
538 use_ssl
= srctx
->use_ssl
;
541 inctx
= X509_STORE_CTX_new();
544 if (!X509_STORE_CTX_init(inctx
,
545 SSL_CTX_get_cert_store(SSL_get_SSL_CTX(s
)),
548 obj
= X509_STORE_CTX_get_obj_by_subject(inctx
, X509_LU_X509
,
549 X509_get_issuer_name(x
));
551 BIO_puts(bio_err
, "cert_status: Can't retrieve issuer certificate.\n");
554 id
= OCSP_cert_to_id(NULL
, x
, X509_OBJECT_get0_X509(obj
));
555 X509_OBJECT_free(obj
);
558 req
= OCSP_REQUEST_new();
561 if (!OCSP_request_add0_id(req
, id
))
564 /* Add any extensions to the request */
565 SSL_get_tlsext_status_exts(s
, &exts
);
566 for (i
= 0; i
< sk_X509_EXTENSION_num(exts
); i
++) {
567 X509_EXTENSION
*ext
= sk_X509_EXTENSION_value(exts
, i
);
568 if (!OCSP_REQUEST_add_ext(req
, ext
, -1))
571 *resp
= process_responder(req
, host
, path
, port
, use_ssl
, NULL
,
574 BIO_puts(bio_err
, "cert_status: error querying responder\n");
578 ret
= SSL_TLSEXT_ERR_OK
;
582 ret
= SSL_TLSEXT_ERR_ALERT_FATAL
;
585 * If we parsed aia we need to free; otherwise they were copied and we
592 X509_email_free(aia
);
594 OCSP_CERTID_free(id
);
595 OCSP_REQUEST_free(req
);
596 X509_STORE_CTX_free(inctx
);
601 * Certificate Status callback. This is called when a client includes a
602 * certificate status request extension. The response is either obtained from a
603 * file, or from an OCSP responder.
605 static int cert_status_cb(SSL
*s
, void *arg
)
607 tlsextstatusctx
*srctx
= arg
;
608 OCSP_RESPONSE
*resp
= NULL
;
609 unsigned char *rspder
= NULL
;
611 int ret
= SSL_TLSEXT_ERR_ALERT_FATAL
;
614 BIO_puts(bio_err
, "cert_status: callback called\n");
616 if (srctx
->respin
!= NULL
) {
617 BIO
*derbio
= bio_open_default(srctx
->respin
, 'r', FORMAT_ASN1
);
618 if (derbio
== NULL
) {
619 BIO_puts(bio_err
, "cert_status: Cannot open OCSP response file\n");
622 resp
= d2i_OCSP_RESPONSE_bio(derbio
, NULL
);
625 BIO_puts(bio_err
, "cert_status: Error reading OCSP response\n");
629 ret
= get_ocsp_resp_from_responder(s
, srctx
, &resp
);
630 if (ret
!= SSL_TLSEXT_ERR_OK
)
634 rspderlen
= i2d_OCSP_RESPONSE(resp
, &rspder
);
638 SSL_set_tlsext_status_ocsp_resp(s
, rspder
, rspderlen
);
639 if (srctx
->verbose
) {
640 BIO_puts(bio_err
, "cert_status: ocsp response sent:\n");
641 OCSP_RESPONSE_print(bio_err
, resp
, 2);
644 ret
= SSL_TLSEXT_ERR_OK
;
647 if (ret
!= SSL_TLSEXT_ERR_OK
)
648 ERR_print_errors(bio_err
);
650 OCSP_RESPONSE_free(resp
);
656 #ifndef OPENSSL_NO_NEXTPROTONEG
657 /* This is the context that we pass to next_proto_cb */
658 typedef struct tlsextnextprotoctx_st
{
661 } tlsextnextprotoctx
;
663 static int next_proto_cb(SSL
*s
, const unsigned char **data
,
664 unsigned int *len
, void *arg
)
666 tlsextnextprotoctx
*next_proto
= arg
;
668 *data
= next_proto
->data
;
669 *len
= next_proto
->len
;
671 return SSL_TLSEXT_ERR_OK
;
673 #endif /* ndef OPENSSL_NO_NEXTPROTONEG */
675 /* This the context that we pass to alpn_cb */
676 typedef struct tlsextalpnctx_st
{
681 static int alpn_cb(SSL
*s
, const unsigned char **out
, unsigned char *outlen
,
682 const unsigned char *in
, unsigned int inlen
, void *arg
)
684 tlsextalpnctx
*alpn_ctx
= arg
;
687 /* We can assume that |in| is syntactically valid. */
689 BIO_printf(bio_s_out
, "ALPN protocols advertised by the client: ");
690 for (i
= 0; i
< inlen
;) {
692 BIO_write(bio_s_out
, ", ", 2);
693 BIO_write(bio_s_out
, &in
[i
+ 1], in
[i
]);
696 BIO_write(bio_s_out
, "\n", 1);
699 if (SSL_select_next_proto
700 ((unsigned char **)out
, outlen
, alpn_ctx
->data
, alpn_ctx
->len
, in
,
701 inlen
) != OPENSSL_NPN_NEGOTIATED
) {
702 return SSL_TLSEXT_ERR_NOACK
;
706 BIO_printf(bio_s_out
, "ALPN protocols selected: ");
707 BIO_write(bio_s_out
, *out
, *outlen
);
708 BIO_write(bio_s_out
, "\n", 1);
711 return SSL_TLSEXT_ERR_OK
;
714 static int not_resumable_sess_cb(SSL
*s
, int is_forward_secure
)
716 /* disable resumption for sessions with forward secure ciphers */
717 return is_forward_secure
;
720 #ifndef OPENSSL_NO_SRP
721 static srpsrvparm srp_callback_parm
;
723 #ifndef OPENSSL_NO_SRTP
724 static char *srtp_profiles
= NULL
;
727 typedef enum OPTION_choice
{
728 OPT_ERR
= -1, OPT_EOF
= 0, OPT_HELP
, OPT_ENGINE
,
729 OPT_4
, OPT_6
, OPT_ACCEPT
, OPT_PORT
, OPT_UNIX
, OPT_UNLINK
, OPT_NACCEPT
,
730 OPT_VERIFY
, OPT_NAMEOPT
, OPT_UPPER_V_VERIFY
, OPT_CONTEXT
, OPT_CERT
, OPT_CRL
,
731 OPT_CRL_DOWNLOAD
, OPT_SERVERINFO
, OPT_CERTFORM
, OPT_KEY
, OPT_KEYFORM
,
732 OPT_PASS
, OPT_CERT_CHAIN
, OPT_DHPARAM
, OPT_DCERTFORM
, OPT_DCERT
,
733 OPT_DKEYFORM
, OPT_DPASS
, OPT_DKEY
, OPT_DCERT_CHAIN
, OPT_NOCERT
,
734 OPT_CAPATH
, OPT_NOCAPATH
, OPT_CHAINCAPATH
, OPT_VERIFYCAPATH
, OPT_NO_CACHE
,
735 OPT_EXT_CACHE
, OPT_CRLFORM
, OPT_VERIFY_RET_ERROR
, OPT_VERIFY_QUIET
,
736 OPT_BUILD_CHAIN
, OPT_CAFILE
, OPT_NOCAFILE
, OPT_CHAINCAFILE
,
737 OPT_VERIFYCAFILE
, OPT_NBIO
, OPT_NBIO_TEST
, OPT_IGN_EOF
, OPT_NO_IGN_EOF
,
738 OPT_DEBUG
, OPT_TLSEXTDEBUG
, OPT_STATUS
, OPT_STATUS_VERBOSE
,
739 OPT_STATUS_TIMEOUT
, OPT_STATUS_URL
, OPT_STATUS_FILE
, OPT_MSG
, OPT_MSGFILE
,
740 OPT_TRACE
, OPT_SECURITY_DEBUG
, OPT_SECURITY_DEBUG_VERBOSE
, OPT_STATE
,
741 OPT_CRLF
, OPT_QUIET
, OPT_BRIEF
, OPT_NO_DHE
,
742 OPT_NO_RESUME_EPHEMERAL
, OPT_PSK_IDENTITY
, OPT_PSK_HINT
, OPT_PSK
,
743 OPT_PSK_SESS
, OPT_SRPVFILE
, OPT_SRPUSERSEED
, OPT_REV
, OPT_WWW
,
744 OPT_UPPER_WWW
, OPT_HTTP
, OPT_ASYNC
, OPT_SSL_CONFIG
,
745 OPT_MAX_SEND_FRAG
, OPT_SPLIT_SEND_FRAG
, OPT_MAX_PIPELINES
, OPT_READ_BUF
,
746 OPT_SSL3
, OPT_TLS1_3
, OPT_TLS1_2
, OPT_TLS1_1
, OPT_TLS1
, OPT_DTLS
, OPT_DTLS1
,
747 OPT_DTLS1_2
, OPT_SCTP
, OPT_TIMEOUT
, OPT_MTU
, OPT_LISTEN
,
748 OPT_ID_PREFIX
, OPT_RAND
, OPT_SERVERNAME
, OPT_SERVERNAME_FATAL
,
749 OPT_CERT2
, OPT_KEY2
, OPT_NEXTPROTONEG
, OPT_ALPN
,
750 OPT_SRTP_PROFILES
, OPT_KEYMATEXPORT
, OPT_KEYMATEXPORTLEN
,
751 OPT_KEYLOG_FILE
, OPT_MAX_EARLY
, OPT_EARLY_DATA
,
757 const OPTIONS s_server_options
[] = {
758 {"help", OPT_HELP
, '-', "Display this summary"},
759 {"port", OPT_PORT
, 'p',
760 "TCP/IP port to listen on for connections (default is " PORT
")"},
761 {"accept", OPT_ACCEPT
, 's',
762 "TCP/IP optional host and port to listen on for connections (default is *:" PORT
")"},
764 {"unix", OPT_UNIX
, 's', "Unix domain socket to accept on"},
766 {"4", OPT_4
, '-', "Use IPv4 only"},
767 {"6", OPT_6
, '-', "Use IPv6 only"},
769 {"unlink", OPT_UNLINK
, '-', "For -unix, unlink existing socket first"},
771 {"context", OPT_CONTEXT
, 's', "Set session ID context"},
772 {"verify", OPT_VERIFY
, 'n', "Turn on peer certificate verification"},
773 {"Verify", OPT_UPPER_V_VERIFY
, 'n',
774 "Turn on peer certificate verification, must have a cert"},
775 {"cert", OPT_CERT
, '<', "Certificate file to use; default is " TEST_CERT
},
776 {"nameopt", OPT_NAMEOPT
, 's', "Various certificate name options"},
777 {"naccept", OPT_NACCEPT
, 'p', "Terminate after #num connections"},
778 {"serverinfo", OPT_SERVERINFO
, 's',
779 "PEM serverinfo file for certificate"},
780 {"certform", OPT_CERTFORM
, 'F',
781 "Certificate format (PEM or DER) PEM default"},
782 {"key", OPT_KEY
, '<',
783 "Private Key if not in -cert; default is " TEST_CERT
},
784 {"keyform", OPT_KEYFORM
, 'f',
785 "Key format (PEM, DER or ENGINE) PEM default"},
786 {"pass", OPT_PASS
, 's', "Private key file pass phrase source"},
787 {"dcert", OPT_DCERT
, '<',
788 "Second certificate file to use (usually for DSA)"},
789 {"dcertform", OPT_DCERTFORM
, 'F',
790 "Second certificate format (PEM or DER) PEM default"},
791 {"dkey", OPT_DKEY
, '<',
792 "Second private key file to use (usually for DSA)"},
793 {"dkeyform", OPT_DKEYFORM
, 'F',
794 "Second key format (PEM, DER or ENGINE) PEM default"},
795 {"dpass", OPT_DPASS
, 's', "Second private key file pass phrase source"},
796 {"nbio_test", OPT_NBIO_TEST
, '-', "Test with the non-blocking test bio"},
797 {"crlf", OPT_CRLF
, '-', "Convert LF from terminal into CRLF"},
798 {"debug", OPT_DEBUG
, '-', "Print more output"},
799 {"msg", OPT_MSG
, '-', "Show protocol messages"},
800 {"msgfile", OPT_MSGFILE
, '>',
801 "File to send output of -msg or -trace, instead of stdout"},
802 {"state", OPT_STATE
, '-', "Print the SSL states"},
803 {"CAfile", OPT_CAFILE
, '<', "PEM format file of CA's"},
804 {"CApath", OPT_CAPATH
, '/', "PEM format directory of CA's"},
805 {"no-CAfile", OPT_NOCAFILE
, '-',
806 "Do not load the default certificates file"},
807 {"no-CApath", OPT_NOCAPATH
, '-',
808 "Do not load certificates from the default certificates directory"},
809 {"nocert", OPT_NOCERT
, '-', "Don't use any certificates (Anon-DH)"},
810 {"quiet", OPT_QUIET
, '-', "No server output"},
811 {"no_resume_ephemeral", OPT_NO_RESUME_EPHEMERAL
, '-',
812 "Disable caching and tickets if ephemeral (EC)DH is used"},
813 {"www", OPT_WWW
, '-', "Respond to a 'GET /' with a status page"},
814 {"WWW", OPT_UPPER_WWW
, '-', "Respond to a 'GET with the file ./path"},
815 {"servername", OPT_SERVERNAME
, 's',
816 "Servername for HostName TLS extension"},
817 {"servername_fatal", OPT_SERVERNAME_FATAL
, '-',
818 "mismatch send fatal alert (default warning alert)"},
819 {"cert2", OPT_CERT2
, '<',
820 "Certificate file to use for servername; default is" TEST_CERT2
},
821 {"key2", OPT_KEY2
, '<',
822 "-Private Key file to use for servername if not in -cert2"},
823 {"tlsextdebug", OPT_TLSEXTDEBUG
, '-',
824 "Hex dump of all TLS extensions received"},
825 {"HTTP", OPT_HTTP
, '-', "Like -WWW but ./path includes HTTP headers"},
826 {"id_prefix", OPT_ID_PREFIX
, 's',
827 "Generate SSL/TLS session IDs prefixed by arg"},
828 {"rand", OPT_RAND
, 's',
829 "Load the file(s) into the random number generator"},
830 {"keymatexport", OPT_KEYMATEXPORT
, 's',
831 "Export keying material using label"},
832 {"keymatexportlen", OPT_KEYMATEXPORTLEN
, 'p',
833 "Export len bytes of keying material (default 20)"},
834 {"CRL", OPT_CRL
, '<', "CRL file to use"},
835 {"crl_download", OPT_CRL_DOWNLOAD
, '-',
836 "Download CRL from distribution points"},
837 {"cert_chain", OPT_CERT_CHAIN
, '<',
838 "certificate chain file in PEM format"},
839 {"dcert_chain", OPT_DCERT_CHAIN
, '<',
840 "second certificate chain file in PEM format"},
841 {"chainCApath", OPT_CHAINCAPATH
, '/',
842 "use dir as certificate store path to build CA certificate chain"},
843 {"verifyCApath", OPT_VERIFYCAPATH
, '/',
844 "use dir as certificate store path to verify CA certificate"},
845 {"no_cache", OPT_NO_CACHE
, '-', "Disable session cache"},
846 {"ext_cache", OPT_EXT_CACHE
, '-',
847 "Disable internal cache, setup and use external cache"},
848 {"CRLform", OPT_CRLFORM
, 'F', "CRL format (PEM or DER) PEM is default"},
849 {"verify_return_error", OPT_VERIFY_RET_ERROR
, '-',
850 "Close connection on verification error"},
851 {"verify_quiet", OPT_VERIFY_QUIET
, '-',
852 "No verify output except verify errors"},
853 {"build_chain", OPT_BUILD_CHAIN
, '-', "Build certificate chain"},
854 {"chainCAfile", OPT_CHAINCAFILE
, '<',
855 "CA file for certificate chain (PEM format)"},
856 {"verifyCAfile", OPT_VERIFYCAFILE
, '<',
857 "CA file for certificate verification (PEM format)"},
858 {"ign_eof", OPT_IGN_EOF
, '-', "ignore input eof (default when -quiet)"},
859 {"no_ign_eof", OPT_NO_IGN_EOF
, '-', "Do not ignore input eof"},
860 #ifndef OPENSSL_NO_OCSP
861 {"status", OPT_STATUS
, '-', "Request certificate status from server"},
862 {"status_verbose", OPT_STATUS_VERBOSE
, '-',
863 "Print more output in certificate status callback"},
864 {"status_timeout", OPT_STATUS_TIMEOUT
, 'n',
865 "Status request responder timeout"},
866 {"status_url", OPT_STATUS_URL
, 's', "Status request fallback URL"},
867 {"status_file", OPT_STATUS_FILE
, '<',
868 "File containing DER encoded OCSP Response"},
870 #ifndef OPENSSL_NO_SSL_TRACE
871 {"trace", OPT_TRACE
, '-', "trace protocol messages"},
873 {"security_debug", OPT_SECURITY_DEBUG
, '-',
874 "Print output from SSL/TLS security framework"},
875 {"security_debug_verbose", OPT_SECURITY_DEBUG_VERBOSE
, '-',
876 "Print more output from SSL/TLS security framework"},
877 {"brief", OPT_BRIEF
, '-',
878 "Restrict output to brief summary of connection parameters"},
879 {"rev", OPT_REV
, '-',
880 "act as a simple test server which just sends back with the received text reversed"},
881 {"async", OPT_ASYNC
, '-', "Operate in asynchronous mode"},
882 {"ssl_config", OPT_SSL_CONFIG
, 's',
883 "Configure SSL_CTX using the configuration 'val'"},
884 {"max_send_frag", OPT_MAX_SEND_FRAG
, 'p', "Maximum Size of send frames "},
885 {"split_send_frag", OPT_SPLIT_SEND_FRAG
, 'p',
886 "Size used to split data for encrypt pipelines"},
887 {"max_pipelines", OPT_MAX_PIPELINES
, 'p',
888 "Maximum number of encrypt/decrypt pipelines to be used"},
889 {"read_buf", OPT_READ_BUF
, 'p',
890 "Default read buffer size to be used for connections"},
894 {"nbio", OPT_NBIO
, '-', "Use non-blocking IO"},
895 {"psk_identity", OPT_PSK_IDENTITY
, 's', "PSK identity to expect"},
896 #ifndef OPENSSL_NO_PSK
897 {"psk_hint", OPT_PSK_HINT
, 's', "PSK identity hint to use"},
899 {"psk", OPT_PSK
, 's', "PSK in hex (without 0x)"},
900 {"psk_session", OPT_PSK_SESS
, '<', "File to read PSK SSL session from"},
901 #ifndef OPENSSL_NO_SRP
902 {"srpvfile", OPT_SRPVFILE
, '<', "The verifier file for SRP"},
903 {"srpuserseed", OPT_SRPUSERSEED
, 's',
904 "A seed string for a default user salt"},
906 #ifndef OPENSSL_NO_SSL3
907 {"ssl3", OPT_SSL3
, '-', "Just talk SSLv3"},
909 #ifndef OPENSSL_NO_TLS1
910 {"tls1", OPT_TLS1
, '-', "Just talk TLSv1"},
912 #ifndef OPENSSL_NO_TLS1_1
913 {"tls1_1", OPT_TLS1_1
, '-', "Just talk TLSv1.1"},
915 #ifndef OPENSSL_NO_TLS1_2
916 {"tls1_2", OPT_TLS1_2
, '-', "just talk TLSv1.2"},
918 #ifndef OPENSSL_NO_TLS1_3
919 {"tls1_3", OPT_TLS1_3
, '-', "just talk TLSv1.3"},
921 #ifndef OPENSSL_NO_DTLS
922 {"dtls", OPT_DTLS
, '-', "Use any DTLS version"},
923 {"timeout", OPT_TIMEOUT
, '-', "Enable timeouts"},
924 {"mtu", OPT_MTU
, 'p', "Set link layer MTU"},
925 {"listen", OPT_LISTEN
, '-',
926 "Listen for a DTLS ClientHello with a cookie and then connect"},
928 #ifndef OPENSSL_NO_DTLS1
929 {"dtls1", OPT_DTLS1
, '-', "Just talk DTLSv1"},
931 #ifndef OPENSSL_NO_DTLS1_2
932 {"dtls1_2", OPT_DTLS1_2
, '-', "Just talk DTLSv1.2"},
934 #ifndef OPENSSL_NO_SCTP
935 {"sctp", OPT_SCTP
, '-', "Use SCTP"},
937 #ifndef OPENSSL_NO_DH
938 {"no_dhe", OPT_NO_DHE
, '-', "Disable ephemeral DH"},
940 #ifndef OPENSSL_NO_NEXTPROTONEG
941 {"nextprotoneg", OPT_NEXTPROTONEG
, 's',
942 "Set the advertised protocols for the NPN extension (comma-separated list)"},
944 #ifndef OPENSSL_NO_SRTP
945 {"use_srtp", OPT_SRTP_PROFILES
, 's',
946 "Offer SRTP key management with a colon-separated profile list"},
948 {"alpn", OPT_ALPN
, 's',
949 "Set the advertised protocols for the ALPN extension (comma-separated list)"},
950 #ifndef OPENSSL_NO_ENGINE
951 {"engine", OPT_ENGINE
, 's', "Use engine, possibly a hardware device"},
953 {"keylogfile", OPT_KEYLOG_FILE
, '>', "Write TLS secrets to file"},
954 {"max_early_data", OPT_MAX_EARLY
, 'n',
955 "The maximum number of bytes of early data"},
956 {"early_data", OPT_EARLY_DATA
, '-', "Attempt to read early data"},
957 {NULL
, OPT_EOF
, 0, NULL
}
960 #define IS_PROT_FLAG(o) \
961 (o == OPT_SSL3 || o == OPT_TLS1 || o == OPT_TLS1_1 || o == OPT_TLS1_2 \
962 || o == OPT_TLS1_3 || o == OPT_DTLS || o == OPT_DTLS1 || o == OPT_DTLS1_2)
964 int s_server_main(int argc
, char *argv
[])
966 ENGINE
*engine
= NULL
;
967 EVP_PKEY
*s_key
= NULL
, *s_dkey
= NULL
;
968 SSL_CONF_CTX
*cctx
= NULL
;
969 const SSL_METHOD
*meth
= TLS_server_method();
970 SSL_EXCERT
*exc
= NULL
;
971 STACK_OF(OPENSSL_STRING
) *ssl_args
= NULL
;
972 STACK_OF(X509
) *s_chain
= NULL
, *s_dchain
= NULL
;
973 STACK_OF(X509_CRL
) *crls
= NULL
;
974 X509
*s_cert
= NULL
, *s_dcert
= NULL
;
975 X509_VERIFY_PARAM
*vpm
= NULL
;
976 const char *CApath
= NULL
, *CAfile
= NULL
, *chCApath
= NULL
, *chCAfile
= NULL
;
977 char *dpassarg
= NULL
, *dpass
= NULL
, *inrand
= NULL
;
978 char *passarg
= NULL
, *pass
= NULL
, *vfyCApath
= NULL
, *vfyCAfile
= NULL
;
979 char *crl_file
= NULL
, *prog
;
981 int unlink_unix_path
= 0;
983 do_server_cb server_cb
;
984 int vpmtouched
= 0, build_chain
= 0, no_cache
= 0, ext_cache
= 0;
985 #ifndef OPENSSL_NO_DH
989 int nocert
= 0, ret
= 1;
990 int noCApath
= 0, noCAfile
= 0;
991 int s_cert_format
= FORMAT_PEM
, s_key_format
= FORMAT_PEM
;
992 int s_dcert_format
= FORMAT_PEM
, s_dkey_format
= FORMAT_PEM
;
993 int rev
= 0, naccept
= -1, sdebug
= 0;
994 int socket_family
= AF_UNSPEC
, socket_type
= SOCK_STREAM
, protocol
= 0;
995 int state
= 0, crl_format
= FORMAT_PEM
, crl_download
= 0;
997 char *port
= BUF_strdup(PORT
);
998 unsigned char *context
= NULL
;
1000 EVP_PKEY
*s_key2
= NULL
;
1001 X509
*s_cert2
= NULL
;
1002 tlsextctx tlsextcbp
= { NULL
, NULL
, SSL_TLSEXT_ERR_ALERT_WARNING
};
1003 const char *ssl_config
= NULL
;
1004 int read_buf_len
= 0;
1005 #ifndef OPENSSL_NO_NEXTPROTONEG
1006 const char *next_proto_neg_in
= NULL
;
1007 tlsextnextprotoctx next_proto
= { NULL
, 0 };
1009 const char *alpn_in
= NULL
;
1010 tlsextalpnctx alpn_ctx
= { NULL
, 0 };
1011 #ifndef OPENSSL_NO_PSK
1012 /* by default do not send a PSK identity hint */
1013 char *psk_identity_hint
= NULL
;
1016 #ifndef OPENSSL_NO_SRP
1017 char *srpuserseed
= NULL
;
1018 char *srp_verifier_file
= NULL
;
1020 int min_version
= 0, max_version
= 0, prot_opt
= 0, no_prot_opt
= 0;
1021 int s_server_verify
= SSL_VERIFY_NONE
;
1022 int s_server_session_id_context
= 1; /* anything will do */
1023 const char *s_cert_file
= TEST_CERT
, *s_key_file
= NULL
, *s_chain_file
= NULL
;
1024 const char *s_cert_file2
= TEST_CERT2
, *s_key_file2
= NULL
;
1025 char *s_dcert_file
= NULL
, *s_dkey_file
= NULL
, *s_dchain_file
= NULL
;
1026 #ifndef OPENSSL_NO_OCSP
1027 int s_tlsextstatus
= 0;
1029 int no_resume_ephemeral
= 0;
1030 unsigned int max_send_fragment
= 0;
1031 unsigned int split_send_fragment
= 0, max_pipelines
= 0;
1032 const char *s_serverinfo_file
= NULL
;
1033 const char *keylog_file
= NULL
;
1034 int max_early_data
= -1;
1035 char *psksessf
= NULL
;
1037 /* Init of few remaining global variables */
1042 s_nbio
= s_nbio_test
= 0;
1051 cctx
= SSL_CONF_CTX_new();
1052 vpm
= X509_VERIFY_PARAM_new();
1053 if (cctx
== NULL
|| vpm
== NULL
)
1055 SSL_CONF_CTX_set_flags(cctx
,
1056 SSL_CONF_FLAG_SERVER
| SSL_CONF_FLAG_CMDLINE
);
1058 prog
= opt_init(argc
, argv
, s_server_options
);
1059 while ((o
= opt_next()) != OPT_EOF
) {
1060 if (IS_PROT_FLAG(o
) && ++prot_opt
> 1) {
1061 BIO_printf(bio_err
, "Cannot supply multiple protocol flags\n");
1064 if (IS_NO_PROT_FLAG(o
))
1066 if (prot_opt
== 1 && no_prot_opt
) {
1068 "Cannot supply both a protocol flag and '-no_<prot>'\n");
1075 BIO_printf(bio_err
, "%s: Use -help for summary.\n", prog
);
1078 opt_help(s_server_options
);
1084 if (socket_family
== AF_UNIX
) {
1085 OPENSSL_free(host
); host
= NULL
;
1086 OPENSSL_free(port
); port
= NULL
;
1089 socket_family
= AF_INET
;
1095 if (socket_family
== AF_UNIX
) {
1096 OPENSSL_free(host
); host
= NULL
;
1097 OPENSSL_free(port
); port
= NULL
;
1100 socket_family
= AF_INET6
;
1103 BIO_printf(bio_err
, "%s: IPv6 domain sockets unsupported\n", prog
);
1109 if (socket_family
== AF_UNIX
) {
1110 socket_family
= AF_UNSPEC
;
1113 OPENSSL_free(port
); port
= NULL
;
1114 OPENSSL_free(host
); host
= NULL
;
1115 if (BIO_parse_hostserv(opt_arg(), NULL
, &port
, BIO_PARSE_PRIO_SERV
) < 1) {
1117 "%s: -port argument malformed or ambiguous\n",
1124 if (socket_family
== AF_UNIX
) {
1125 socket_family
= AF_UNSPEC
;
1128 OPENSSL_free(port
); port
= NULL
;
1129 OPENSSL_free(host
); host
= NULL
;
1130 if (BIO_parse_hostserv(opt_arg(), &host
, &port
, BIO_PARSE_PRIO_SERV
) < 1) {
1132 "%s: -accept argument malformed or ambiguous\n",
1139 socket_family
= AF_UNIX
;
1140 OPENSSL_free(host
); host
= BUF_strdup(opt_arg());
1141 OPENSSL_free(port
); port
= NULL
;
1144 unlink_unix_path
= 1;
1148 naccept
= atol(opt_arg());
1151 s_server_verify
= SSL_VERIFY_PEER
| SSL_VERIFY_CLIENT_ONCE
;
1152 verify_args
.depth
= atoi(opt_arg());
1154 BIO_printf(bio_err
, "verify depth is %d\n", verify_args
.depth
);
1156 case OPT_UPPER_V_VERIFY
:
1158 SSL_VERIFY_PEER
| SSL_VERIFY_FAIL_IF_NO_PEER_CERT
|
1159 SSL_VERIFY_CLIENT_ONCE
;
1160 verify_args
.depth
= atoi(opt_arg());
1163 "verify depth is %d, must return a certificate\n",
1167 context
= (unsigned char *)opt_arg();
1170 s_cert_file
= opt_arg();
1173 if (!set_nameopt(opt_arg()))
1177 crl_file
= opt_arg();
1179 case OPT_CRL_DOWNLOAD
:
1182 case OPT_SERVERINFO
:
1183 s_serverinfo_file
= opt_arg();
1186 if (!opt_format(opt_arg(), OPT_FMT_PEMDER
, &s_cert_format
))
1190 s_key_file
= opt_arg();
1193 if (!opt_format(opt_arg(), OPT_FMT_ANY
, &s_key_format
))
1197 passarg
= opt_arg();
1199 case OPT_CERT_CHAIN
:
1200 s_chain_file
= opt_arg();
1203 #ifndef OPENSSL_NO_DH
1208 if (!opt_format(opt_arg(), OPT_FMT_PEMDER
, &s_dcert_format
))
1212 s_dcert_file
= opt_arg();
1215 if (!opt_format(opt_arg(), OPT_FMT_PEMDER
, &s_dkey_format
))
1219 dpassarg
= opt_arg();
1222 s_dkey_file
= opt_arg();
1224 case OPT_DCERT_CHAIN
:
1225 s_dchain_file
= opt_arg();
1236 case OPT_CHAINCAPATH
:
1237 chCApath
= opt_arg();
1239 case OPT_VERIFYCAPATH
:
1240 vfyCApath
= opt_arg();
1249 if (!opt_format(opt_arg(), OPT_FMT_PEMDER
, &crl_format
))
1253 if (ssl_args
== NULL
)
1254 ssl_args
= sk_OPENSSL_STRING_new_null();
1255 if (ssl_args
== NULL
1256 || !sk_OPENSSL_STRING_push(ssl_args
, opt_flag())
1257 || !sk_OPENSSL_STRING_push(ssl_args
, opt_arg())) {
1258 BIO_printf(bio_err
, "%s: Memory allocation failure\n", prog
);
1263 if (!opt_verify(o
, vpm
))
1268 if (!args_excert(o
, &exc
))
1271 case OPT_VERIFY_RET_ERROR
:
1272 verify_args
.return_error
= 1;
1274 case OPT_VERIFY_QUIET
:
1275 verify_args
.quiet
= 1;
1277 case OPT_BUILD_CHAIN
:
1286 case OPT_CHAINCAFILE
:
1287 chCAfile
= opt_arg();
1289 case OPT_VERIFYCAFILE
:
1290 vfyCAfile
= opt_arg();
1296 s_nbio
= s_nbio_test
= 1;
1301 case OPT_NO_IGN_EOF
:
1307 case OPT_TLSEXTDEBUG
:
1311 #ifndef OPENSSL_NO_OCSP
1315 case OPT_STATUS_VERBOSE
:
1316 #ifndef OPENSSL_NO_OCSP
1317 s_tlsextstatus
= tlscstatp
.verbose
= 1;
1320 case OPT_STATUS_TIMEOUT
:
1321 #ifndef OPENSSL_NO_OCSP
1323 tlscstatp
.timeout
= atoi(opt_arg());
1326 case OPT_STATUS_URL
:
1327 #ifndef OPENSSL_NO_OCSP
1329 if (!OCSP_parse_url(opt_arg(),
1332 &tlscstatp
.path
, &tlscstatp
.use_ssl
)) {
1333 BIO_printf(bio_err
, "Error parsing URL\n");
1338 case OPT_STATUS_FILE
:
1339 #ifndef OPENSSL_NO_OCSP
1341 tlscstatp
.respin
= opt_arg();
1348 bio_s_msg
= BIO_new_file(opt_arg(), "w");
1351 #ifndef OPENSSL_NO_SSL_TRACE
1355 case OPT_SECURITY_DEBUG
:
1358 case OPT_SECURITY_DEBUG_VERBOSE
:
1371 s_quiet
= s_brief
= verify_args
.quiet
= 1;
1374 #ifndef OPENSSL_NO_DH
1378 case OPT_NO_RESUME_EPHEMERAL
:
1379 no_resume_ephemeral
= 1;
1381 case OPT_PSK_IDENTITY
:
1382 psk_identity
= opt_arg();
1385 #ifndef OPENSSL_NO_PSK
1386 psk_identity_hint
= opt_arg();
1390 for (p
= psk_key
= opt_arg(); *p
; p
++) {
1391 if (isxdigit(_UC(*p
)))
1393 BIO_printf(bio_err
, "Not a hex number '%s'\n", *argv
);
1398 psksessf
= opt_arg();
1401 #ifndef OPENSSL_NO_SRP
1402 srp_verifier_file
= opt_arg();
1403 if (min_version
< TLS1_VERSION
)
1404 min_version
= TLS1_VERSION
;
1407 case OPT_SRPUSERSEED
:
1408 #ifndef OPENSSL_NO_SRP
1409 srpuserseed
= opt_arg();
1410 if (min_version
< TLS1_VERSION
)
1411 min_version
= TLS1_VERSION
;
1426 case OPT_SSL_CONFIG
:
1427 ssl_config
= opt_arg();
1430 min_version
= SSL3_VERSION
;
1431 max_version
= SSL3_VERSION
;
1434 min_version
= TLS1_3_VERSION
;
1435 max_version
= TLS1_3_VERSION
;
1438 min_version
= TLS1_2_VERSION
;
1439 max_version
= TLS1_2_VERSION
;
1442 min_version
= TLS1_1_VERSION
;
1443 max_version
= TLS1_1_VERSION
;
1446 min_version
= TLS1_VERSION
;
1447 max_version
= TLS1_VERSION
;
1450 #ifndef OPENSSL_NO_DTLS
1451 meth
= DTLS_server_method();
1452 socket_type
= SOCK_DGRAM
;
1456 #ifndef OPENSSL_NO_DTLS
1457 meth
= DTLS_server_method();
1458 min_version
= DTLS1_VERSION
;
1459 max_version
= DTLS1_VERSION
;
1460 socket_type
= SOCK_DGRAM
;
1464 #ifndef OPENSSL_NO_DTLS
1465 meth
= DTLS_server_method();
1466 min_version
= DTLS1_2_VERSION
;
1467 max_version
= DTLS1_2_VERSION
;
1468 socket_type
= SOCK_DGRAM
;
1472 #ifndef OPENSSL_NO_SCTP
1473 protocol
= IPPROTO_SCTP
;
1477 #ifndef OPENSSL_NO_DTLS
1478 enable_timeouts
= 1;
1482 #ifndef OPENSSL_NO_DTLS
1483 socket_mtu
= atol(opt_arg());
1487 #ifndef OPENSSL_NO_DTLS
1492 session_id_prefix
= opt_arg();
1495 engine
= setup_engine(opt_arg(), 1);
1500 case OPT_SERVERNAME
:
1501 tlsextcbp
.servername
= opt_arg();
1503 case OPT_SERVERNAME_FATAL
:
1504 tlsextcbp
.extension_error
= SSL_TLSEXT_ERR_ALERT_FATAL
;
1507 s_cert_file2
= opt_arg();
1510 s_key_file2
= opt_arg();
1512 case OPT_NEXTPROTONEG
:
1513 # ifndef OPENSSL_NO_NEXTPROTONEG
1514 next_proto_neg_in
= opt_arg();
1518 alpn_in
= opt_arg();
1520 case OPT_SRTP_PROFILES
:
1521 #ifndef OPENSSL_NO_SRTP
1522 srtp_profiles
= opt_arg();
1525 case OPT_KEYMATEXPORT
:
1526 keymatexportlabel
= opt_arg();
1528 case OPT_KEYMATEXPORTLEN
:
1529 keymatexportlen
= atoi(opt_arg());
1534 case OPT_MAX_SEND_FRAG
:
1535 max_send_fragment
= atoi(opt_arg());
1537 case OPT_SPLIT_SEND_FRAG
:
1538 split_send_fragment
= atoi(opt_arg());
1540 case OPT_MAX_PIPELINES
:
1541 max_pipelines
= atoi(opt_arg());
1544 read_buf_len
= atoi(opt_arg());
1546 case OPT_KEYLOG_FILE
:
1547 keylog_file
= opt_arg();
1550 max_early_data
= atoi(opt_arg());
1551 if (max_early_data
< 0) {
1552 BIO_printf(bio_err
, "Invalid value for max_early_data\n");
1556 case OPT_EARLY_DATA
:
1561 argc
= opt_num_rest();
1564 #ifndef OPENSSL_NO_NEXTPROTONEG
1565 if (min_version
== TLS1_3_VERSION
&& next_proto_neg_in
!= NULL
) {
1566 BIO_printf(bio_err
, "Cannot supply -nextprotoneg with TLSv1.3\n");
1570 #ifndef OPENSSL_NO_DTLS
1571 if (www
&& socket_type
== SOCK_DGRAM
) {
1572 BIO_printf(bio_err
, "Can't use -HTTP, -www or -WWW with DTLS\n");
1576 if (dtlslisten
&& socket_type
!= SOCK_DGRAM
) {
1577 BIO_printf(bio_err
, "Can only use -listen with DTLS\n");
1583 if (socket_family
== AF_UNIX
&& socket_type
!= SOCK_STREAM
) {
1585 "Can't use unix sockets and datagrams together\n");
1590 #ifndef OPENSSL_NO_SCTP
1591 if (protocol
== IPPROTO_SCTP
) {
1592 if (socket_type
!= SOCK_DGRAM
) {
1593 BIO_printf(bio_err
, "Can't use -sctp without DTLS\n");
1596 /* SCTP is unusual. It uses DTLS over a SOCK_STREAM protocol */
1597 socket_type
= SOCK_STREAM
;
1601 if (!app_passwd(passarg
, dpassarg
, &pass
, &dpass
)) {
1602 BIO_printf(bio_err
, "Error getting password\n");
1606 if (s_key_file
== NULL
)
1607 s_key_file
= s_cert_file
;
1609 if (s_key_file2
== NULL
)
1610 s_key_file2
= s_cert_file2
;
1612 if (!load_excert(&exc
))
1616 s_key
= load_key(s_key_file
, s_key_format
, 0, pass
, engine
,
1617 "server certificate private key file");
1618 if (s_key
== NULL
) {
1619 ERR_print_errors(bio_err
);
1623 s_cert
= load_cert(s_cert_file
, s_cert_format
,
1624 "server certificate file");
1626 if (s_cert
== NULL
) {
1627 ERR_print_errors(bio_err
);
1630 if (s_chain_file
!= NULL
) {
1631 if (!load_certs(s_chain_file
, &s_chain
, FORMAT_PEM
, NULL
,
1632 "server certificate chain"))
1636 if (tlsextcbp
.servername
!= NULL
) {
1637 s_key2
= load_key(s_key_file2
, s_key_format
, 0, pass
, engine
,
1638 "second server certificate private key file");
1639 if (s_key2
== NULL
) {
1640 ERR_print_errors(bio_err
);
1644 s_cert2
= load_cert(s_cert_file2
, s_cert_format
,
1645 "second server certificate file");
1647 if (s_cert2
== NULL
) {
1648 ERR_print_errors(bio_err
);
1653 #if !defined(OPENSSL_NO_NEXTPROTONEG)
1654 if (next_proto_neg_in
) {
1655 next_proto
.data
= next_protos_parse(&next_proto
.len
, next_proto_neg_in
);
1656 if (next_proto
.data
== NULL
)
1660 alpn_ctx
.data
= NULL
;
1662 alpn_ctx
.data
= next_protos_parse(&alpn_ctx
.len
, alpn_in
);
1663 if (alpn_ctx
.data
== NULL
)
1667 if (crl_file
!= NULL
) {
1669 crl
= load_crl(crl_file
, crl_format
);
1671 BIO_puts(bio_err
, "Error loading CRL\n");
1672 ERR_print_errors(bio_err
);
1675 crls
= sk_X509_CRL_new_null();
1676 if (crls
== NULL
|| !sk_X509_CRL_push(crls
, crl
)) {
1677 BIO_puts(bio_err
, "Error adding CRL\n");
1678 ERR_print_errors(bio_err
);
1684 if (s_dcert_file
!= NULL
) {
1686 if (s_dkey_file
== NULL
)
1687 s_dkey_file
= s_dcert_file
;
1689 s_dkey
= load_key(s_dkey_file
, s_dkey_format
,
1690 0, dpass
, engine
, "second certificate private key file");
1691 if (s_dkey
== NULL
) {
1692 ERR_print_errors(bio_err
);
1696 s_dcert
= load_cert(s_dcert_file
, s_dcert_format
,
1697 "second server certificate file");
1699 if (s_dcert
== NULL
) {
1700 ERR_print_errors(bio_err
);
1703 if (s_dchain_file
!= NULL
) {
1704 if (!load_certs(s_dchain_file
, &s_dchain
, FORMAT_PEM
, NULL
,
1705 "second server certificate chain"))
1711 if (!app_RAND_load_file(NULL
, 1) && inrand
== NULL
1712 && !RAND_status()) {
1714 "warning, not much extra random data, consider using the -rand option\n");
1717 BIO_printf(bio_err
, "%ld semi-random bytes loaded\n",
1718 app_RAND_load_files(inrand
));
1720 if (bio_s_out
== NULL
) {
1721 if (s_quiet
&& !s_debug
) {
1722 bio_s_out
= BIO_new(BIO_s_null());
1723 if (s_msg
&& bio_s_msg
== NULL
)
1724 bio_s_msg
= dup_bio_out(FORMAT_TEXT
);
1726 if (bio_s_out
== NULL
)
1727 bio_s_out
= dup_bio_out(FORMAT_TEXT
);
1730 #if !defined(OPENSSL_NO_RSA) || !defined(OPENSSL_NO_DSA) || !defined(OPENSSL_NO_EC)
1736 s_dcert_file
= NULL
;
1738 s_cert_file2
= NULL
;
1742 ctx
= SSL_CTX_new(meth
);
1744 ERR_print_errors(bio_err
);
1748 ssl_ctx_security_debug(ctx
, sdebug
);
1750 if (SSL_CTX_config(ctx
, ssl_config
) == 0) {
1751 BIO_printf(bio_err
, "Error using configuration \"%s\"\n",
1753 ERR_print_errors(bio_err
);
1757 if (SSL_CTX_set_min_proto_version(ctx
, min_version
) == 0)
1759 if (SSL_CTX_set_max_proto_version(ctx
, max_version
) == 0)
1762 if (session_id_prefix
) {
1763 if (strlen(session_id_prefix
) >= 32)
1765 "warning: id_prefix is too long, only one new session will be possible\n");
1766 if (!SSL_CTX_set_generate_session_id(ctx
, generate_session_id
)) {
1767 BIO_printf(bio_err
, "error setting 'id_prefix'\n");
1768 ERR_print_errors(bio_err
);
1771 BIO_printf(bio_err
, "id_prefix '%s' set.\n", session_id_prefix
);
1773 SSL_CTX_set_quiet_shutdown(ctx
, 1);
1775 ssl_ctx_set_excert(ctx
, exc
);
1778 SSL_CTX_set_info_callback(ctx
, apps_ssl_info_callback
);
1780 SSL_CTX_set_session_cache_mode(ctx
, SSL_SESS_CACHE_OFF
);
1782 init_session_cache_ctx(ctx
);
1784 SSL_CTX_sess_set_cache_size(ctx
, 128);
1787 SSL_CTX_set_mode(ctx
, SSL_MODE_ASYNC
);
1790 if (max_send_fragment
> 0
1791 && !SSL_CTX_set_max_send_fragment(ctx
, max_send_fragment
)) {
1792 BIO_printf(bio_err
, "%s: Max send fragment size %u is out of permitted range\n",
1793 prog
, max_send_fragment
);
1797 if (split_send_fragment
> 0
1798 && !SSL_CTX_set_split_send_fragment(ctx
, split_send_fragment
)) {
1799 BIO_printf(bio_err
, "%s: Split send fragment size %u is out of permitted range\n",
1800 prog
, split_send_fragment
);
1803 if (max_pipelines
> 0
1804 && !SSL_CTX_set_max_pipelines(ctx
, max_pipelines
)) {
1805 BIO_printf(bio_err
, "%s: Max pipelines %u is out of permitted range\n",
1806 prog
, max_pipelines
);
1810 if (read_buf_len
> 0) {
1811 SSL_CTX_set_default_read_buffer_len(ctx
, read_buf_len
);
1813 #ifndef OPENSSL_NO_SRTP
1814 if (srtp_profiles
!= NULL
) {
1815 /* Returns 0 on success! */
1816 if (SSL_CTX_set_tlsext_use_srtp(ctx
, srtp_profiles
) != 0) {
1817 BIO_printf(bio_err
, "Error setting SRTP profile\n");
1818 ERR_print_errors(bio_err
);
1824 if (!ctx_set_verify_locations(ctx
, CAfile
, CApath
, noCAfile
, noCApath
)) {
1825 ERR_print_errors(bio_err
);
1828 if (vpmtouched
&& !SSL_CTX_set1_param(ctx
, vpm
)) {
1829 BIO_printf(bio_err
, "Error setting verify params\n");
1830 ERR_print_errors(bio_err
);
1834 ssl_ctx_add_crls(ctx
, crls
, 0);
1835 if (!config_ctx(cctx
, ssl_args
, ctx
))
1838 if (!ssl_load_stores(ctx
, vfyCApath
, vfyCAfile
, chCApath
, chCAfile
,
1839 crls
, crl_download
)) {
1840 BIO_printf(bio_err
, "Error loading store locations\n");
1841 ERR_print_errors(bio_err
);
1846 ctx2
= SSL_CTX_new(meth
);
1848 ERR_print_errors(bio_err
);
1854 BIO_printf(bio_s_out
, "Setting secondary ctx parameters\n");
1857 ssl_ctx_security_debug(ctx
, sdebug
);
1859 if (session_id_prefix
) {
1860 if (strlen(session_id_prefix
) >= 32)
1862 "warning: id_prefix is too long, only one new session will be possible\n");
1863 if (!SSL_CTX_set_generate_session_id(ctx2
, generate_session_id
)) {
1864 BIO_printf(bio_err
, "error setting 'id_prefix'\n");
1865 ERR_print_errors(bio_err
);
1868 BIO_printf(bio_err
, "id_prefix '%s' set.\n", session_id_prefix
);
1870 SSL_CTX_set_quiet_shutdown(ctx2
, 1);
1872 ssl_ctx_set_excert(ctx2
, exc
);
1875 SSL_CTX_set_info_callback(ctx2
, apps_ssl_info_callback
);
1878 SSL_CTX_set_session_cache_mode(ctx2
, SSL_SESS_CACHE_OFF
);
1880 init_session_cache_ctx(ctx2
);
1882 SSL_CTX_sess_set_cache_size(ctx2
, 128);
1885 SSL_CTX_set_mode(ctx2
, SSL_MODE_ASYNC
);
1887 if (!ctx_set_verify_locations(ctx2
, CAfile
, CApath
, noCAfile
,
1889 ERR_print_errors(bio_err
);
1892 if (vpmtouched
&& !SSL_CTX_set1_param(ctx2
, vpm
)) {
1893 BIO_printf(bio_err
, "Error setting verify params\n");
1894 ERR_print_errors(bio_err
);
1898 ssl_ctx_add_crls(ctx2
, crls
, 0);
1899 if (!config_ctx(cctx
, ssl_args
, ctx2
))
1902 #ifndef OPENSSL_NO_NEXTPROTONEG
1903 if (next_proto
.data
)
1904 SSL_CTX_set_next_protos_advertised_cb(ctx
, next_proto_cb
,
1908 SSL_CTX_set_alpn_select_cb(ctx
, alpn_cb
, &alpn_ctx
);
1910 #ifndef OPENSSL_NO_DH
1915 dh
= load_dh_param(dhfile
);
1916 else if (s_cert_file
!= NULL
)
1917 dh
= load_dh_param(s_cert_file
);
1920 BIO_printf(bio_s_out
, "Setting temp DH parameters\n");
1922 BIO_printf(bio_s_out
, "Using default temp DH parameters\n");
1924 (void)BIO_flush(bio_s_out
);
1927 SSL_CTX_set_dh_auto(ctx
, 1);
1928 } else if (!SSL_CTX_set_tmp_dh(ctx
, dh
)) {
1929 BIO_puts(bio_err
, "Error setting temp DH parameters\n");
1930 ERR_print_errors(bio_err
);
1937 DH
*dh2
= load_dh_param(s_cert_file2
);
1939 BIO_printf(bio_s_out
, "Setting temp DH parameters\n");
1940 (void)BIO_flush(bio_s_out
);
1947 SSL_CTX_set_dh_auto(ctx2
, 1);
1948 } else if (!SSL_CTX_set_tmp_dh(ctx2
, dh
)) {
1949 BIO_puts(bio_err
, "Error setting temp DH parameters\n");
1950 ERR_print_errors(bio_err
);
1959 if (!set_cert_key_stuff(ctx
, s_cert
, s_key
, s_chain
, build_chain
))
1962 if (s_serverinfo_file
!= NULL
1963 && !SSL_CTX_use_serverinfo_file(ctx
, s_serverinfo_file
)) {
1964 ERR_print_errors(bio_err
);
1969 && !set_cert_key_stuff(ctx2
, s_cert2
, s_key2
, NULL
, build_chain
))
1972 if (s_dcert
!= NULL
) {
1973 if (!set_cert_key_stuff(ctx
, s_dcert
, s_dkey
, s_dchain
, build_chain
))
1977 if (no_resume_ephemeral
) {
1978 SSL_CTX_set_not_resumable_session_callback(ctx
,
1979 not_resumable_sess_cb
);
1982 SSL_CTX_set_not_resumable_session_callback(ctx2
,
1983 not_resumable_sess_cb
);
1985 #ifndef OPENSSL_NO_PSK
1986 if (psk_key
!= NULL
) {
1988 BIO_printf(bio_s_out
, "PSK key given, setting server callback\n");
1989 SSL_CTX_set_psk_server_callback(ctx
, psk_server_cb
);
1992 if (!SSL_CTX_use_psk_identity_hint(ctx
, psk_identity_hint
)) {
1993 BIO_printf(bio_err
, "error setting PSK identity hint to context\n");
1994 ERR_print_errors(bio_err
);
1998 if (psksessf
!= NULL
) {
1999 BIO
*stmp
= BIO_new_file(psksessf
, "r");
2002 BIO_printf(bio_err
, "Can't open PSK session file %s\n", psksessf
);
2003 ERR_print_errors(bio_err
);
2006 psksess
= PEM_read_bio_SSL_SESSION(stmp
, NULL
, 0, NULL
);
2008 if (psksess
== NULL
) {
2009 BIO_printf(bio_err
, "Can't read PSK session file %s\n", psksessf
);
2010 ERR_print_errors(bio_err
);
2016 if (psk_key
!= NULL
|| psksess
!= NULL
)
2017 SSL_CTX_set_psk_find_session_callback(ctx
, psk_find_session_cb
);
2019 SSL_CTX_set_verify(ctx
, s_server_verify
, verify_callback
);
2020 if (!SSL_CTX_set_session_id_context(ctx
,
2021 (void *)&s_server_session_id_context
,
2022 sizeof s_server_session_id_context
)) {
2023 BIO_printf(bio_err
, "error setting session id context\n");
2024 ERR_print_errors(bio_err
);
2028 /* Set DTLS cookie generation and verification callbacks */
2029 SSL_CTX_set_cookie_generate_cb(ctx
, generate_cookie_callback
);
2030 SSL_CTX_set_cookie_verify_cb(ctx
, verify_cookie_callback
);
2033 SSL_CTX_set_verify(ctx2
, s_server_verify
, verify_callback
);
2034 if (!SSL_CTX_set_session_id_context(ctx2
,
2035 (void *)&s_server_session_id_context
,
2036 sizeof s_server_session_id_context
)) {
2037 BIO_printf(bio_err
, "error setting session id context\n");
2038 ERR_print_errors(bio_err
);
2041 tlsextcbp
.biodebug
= bio_s_out
;
2042 SSL_CTX_set_tlsext_servername_callback(ctx2
, ssl_servername_cb
);
2043 SSL_CTX_set_tlsext_servername_arg(ctx2
, &tlsextcbp
);
2044 SSL_CTX_set_tlsext_servername_callback(ctx
, ssl_servername_cb
);
2045 SSL_CTX_set_tlsext_servername_arg(ctx
, &tlsextcbp
);
2048 #ifndef OPENSSL_NO_SRP
2049 if (srp_verifier_file
!= NULL
) {
2050 srp_callback_parm
.vb
= SRP_VBASE_new(srpuserseed
);
2051 srp_callback_parm
.user
= NULL
;
2052 srp_callback_parm
.login
= NULL
;
2054 SRP_VBASE_init(srp_callback_parm
.vb
,
2055 srp_verifier_file
)) != SRP_NO_ERROR
) {
2057 "Cannot initialize SRP verifier file \"%s\":ret=%d\n",
2058 srp_verifier_file
, ret
);
2061 SSL_CTX_set_verify(ctx
, SSL_VERIFY_NONE
, verify_callback
);
2062 SSL_CTX_set_srp_cb_arg(ctx
, &srp_callback_parm
);
2063 SSL_CTX_set_srp_username_callback(ctx
, ssl_srp_server_param_cb
);
2066 if (CAfile
!= NULL
) {
2067 SSL_CTX_set_client_CA_list(ctx
, SSL_load_client_CA_file(CAfile
));
2070 SSL_CTX_set_client_CA_list(ctx2
, SSL_load_client_CA_file(CAfile
));
2072 #ifndef OPENSSL_NO_OCSP
2073 if (s_tlsextstatus
) {
2074 SSL_CTX_set_tlsext_status_cb(ctx
, cert_status_cb
);
2075 SSL_CTX_set_tlsext_status_arg(ctx
, &tlscstatp
);
2077 SSL_CTX_set_tlsext_status_cb(ctx2
, cert_status_cb
);
2078 SSL_CTX_set_tlsext_status_arg(ctx2
, &tlscstatp
);
2082 if (set_keylog_file(ctx
, keylog_file
))
2085 if (max_early_data
>= 0)
2086 SSL_CTX_set_max_early_data(ctx
, max_early_data
);
2088 BIO_printf(bio_s_out
, "ACCEPT\n");
2089 (void)BIO_flush(bio_s_out
);
2091 server_cb
= rev_body
;
2093 server_cb
= www_body
;
2095 server_cb
= sv_body
;
2097 if (socket_family
== AF_UNIX
2098 && unlink_unix_path
)
2101 do_server(&accept_socket
, host
, port
, socket_family
, socket_type
, protocol
,
2102 server_cb
, context
, naccept
);
2103 print_stats(bio_s_out
, ctx
);
2107 set_keylog_file(NULL
, NULL
);
2109 sk_X509_CRL_pop_free(crls
, X509_CRL_free
);
2111 EVP_PKEY_free(s_key
);
2112 EVP_PKEY_free(s_dkey
);
2113 sk_X509_pop_free(s_chain
, X509_free
);
2114 sk_X509_pop_free(s_dchain
, X509_free
);
2116 OPENSSL_free(dpass
);
2119 X509_VERIFY_PARAM_free(vpm
);
2121 OPENSSL_free(tlscstatp
.host
);
2122 OPENSSL_free(tlscstatp
.port
);
2123 OPENSSL_free(tlscstatp
.path
);
2126 EVP_PKEY_free(s_key2
);
2127 #ifndef OPENSSL_NO_NEXTPROTONEG
2128 OPENSSL_free(next_proto
.data
);
2130 OPENSSL_free(alpn_ctx
.data
);
2131 ssl_excert_free(exc
);
2132 sk_OPENSSL_STRING_free(ssl_args
);
2133 SSL_CONF_CTX_free(cctx
);
2134 release_engine(engine
);
2135 BIO_free(bio_s_out
);
2137 BIO_free(bio_s_msg
);
2139 #ifdef CHARSET_EBCDIC
2140 BIO_meth_free(methods_ebcdic
);
2145 static void print_stats(BIO
*bio
, SSL_CTX
*ssl_ctx
)
2147 BIO_printf(bio
, "%4ld items in the session cache\n",
2148 SSL_CTX_sess_number(ssl_ctx
));
2149 BIO_printf(bio
, "%4ld client connects (SSL_connect())\n",
2150 SSL_CTX_sess_connect(ssl_ctx
));
2151 BIO_printf(bio
, "%4ld client renegotiates (SSL_connect())\n",
2152 SSL_CTX_sess_connect_renegotiate(ssl_ctx
));
2153 BIO_printf(bio
, "%4ld client connects that finished\n",
2154 SSL_CTX_sess_connect_good(ssl_ctx
));
2155 BIO_printf(bio
, "%4ld server accepts (SSL_accept())\n",
2156 SSL_CTX_sess_accept(ssl_ctx
));
2157 BIO_printf(bio
, "%4ld server renegotiates (SSL_accept())\n",
2158 SSL_CTX_sess_accept_renegotiate(ssl_ctx
));
2159 BIO_printf(bio
, "%4ld server accepts that finished\n",
2160 SSL_CTX_sess_accept_good(ssl_ctx
));
2161 BIO_printf(bio
, "%4ld session cache hits\n", SSL_CTX_sess_hits(ssl_ctx
));
2162 BIO_printf(bio
, "%4ld session cache misses\n",
2163 SSL_CTX_sess_misses(ssl_ctx
));
2164 BIO_printf(bio
, "%4ld session cache timeouts\n",
2165 SSL_CTX_sess_timeouts(ssl_ctx
));
2166 BIO_printf(bio
, "%4ld callback cache hits\n",
2167 SSL_CTX_sess_cb_hits(ssl_ctx
));
2168 BIO_printf(bio
, "%4ld cache full overflows (%ld allowed)\n",
2169 SSL_CTX_sess_cache_full(ssl_ctx
),
2170 SSL_CTX_sess_get_cache_size(ssl_ctx
));
2173 static int sv_body(int s
, int stype
, int prot
, unsigned char *context
)
2182 struct timeval timeout
;
2183 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
2186 struct timeval
*timeoutp
;
2188 #ifndef OPENSSL_NO_DTLS
2189 # ifndef OPENSSL_NO_SCTP
2190 int isdtls
= (stype
== SOCK_DGRAM
|| prot
== IPPROTO_SCTP
);
2192 int isdtls
= (stype
== SOCK_DGRAM
);
2196 buf
= app_malloc(bufsize
, "server buffer");
2198 if (!BIO_socket_nbio(s
, 1))
2199 ERR_print_errors(bio_err
);
2201 BIO_printf(bio_err
, "Turned on non blocking io\n");
2207 if (s_tlsextdebug
) {
2208 SSL_set_tlsext_debug_callback(con
, tlsext_cb
);
2209 SSL_set_tlsext_debug_arg(con
, bio_s_out
);
2213 && !SSL_set_session_id_context(con
,
2214 context
, strlen((char *)context
))) {
2215 BIO_printf(bio_err
, "Error setting session id context\n");
2220 if (!SSL_clear(con
)) {
2221 BIO_printf(bio_err
, "Error clearing SSL connection\n");
2225 #ifndef OPENSSL_NO_DTLS
2227 # ifndef OPENSSL_NO_SCTP
2228 if (prot
== IPPROTO_SCTP
)
2229 sbio
= BIO_new_dgram_sctp(s
, BIO_NOCLOSE
);
2232 sbio
= BIO_new_dgram(s
, BIO_NOCLOSE
);
2234 if (enable_timeouts
) {
2236 timeout
.tv_usec
= DGRAM_RCV_TIMEOUT
;
2237 BIO_ctrl(sbio
, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT
, 0, &timeout
);
2240 timeout
.tv_usec
= DGRAM_SND_TIMEOUT
;
2241 BIO_ctrl(sbio
, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT
, 0, &timeout
);
2245 if (socket_mtu
< DTLS_get_link_min_mtu(con
)) {
2246 BIO_printf(bio_err
, "MTU too small. Must be at least %ld\n",
2247 DTLS_get_link_min_mtu(con
));
2252 SSL_set_options(con
, SSL_OP_NO_QUERY_MTU
);
2253 if (!DTLS_set_link_mtu(con
, socket_mtu
)) {
2254 BIO_printf(bio_err
, "Failed to set MTU\n");
2260 /* want to do MTU discovery */
2261 BIO_ctrl(sbio
, BIO_CTRL_DGRAM_MTU_DISCOVER
, 0, NULL
);
2263 # ifndef OPENSSL_NO_SCTP
2264 if (prot
!= IPPROTO_SCTP
) {
2265 /* Turn on cookie exchange. Not necessary for SCTP */
2266 SSL_set_options(con
, SSL_OP_COOKIE_EXCHANGE
);
2271 sbio
= BIO_new_socket(s
, BIO_NOCLOSE
);
2274 BIO_printf(bio_err
, "Unable to create BIO\n");
2275 ERR_print_errors(bio_err
);
2282 test
= BIO_new(BIO_f_nbio_test());
2283 sbio
= BIO_push(test
, sbio
);
2286 SSL_set_bio(con
, sbio
, sbio
);
2287 SSL_set_accept_state(con
);
2288 /* SSL_set_fd(con,s); */
2291 BIO_set_callback(SSL_get_rbio(con
), bio_dump_callback
);
2292 BIO_set_callback_arg(SSL_get_rbio(con
), (char *)bio_s_out
);
2295 #ifndef OPENSSL_NO_SSL_TRACE
2297 SSL_set_msg_callback(con
, SSL_trace
);
2300 SSL_set_msg_callback(con
, msg_cb
);
2301 SSL_set_msg_callback_arg(con
, bio_s_msg
? bio_s_msg
: bio_s_out
);
2304 if (s_tlsextdebug
) {
2305 SSL_set_tlsext_debug_callback(con
, tlsext_cb
);
2306 SSL_set_tlsext_debug_arg(con
, bio_s_out
);
2310 int write_header
= 1, edret
= SSL_READ_EARLY_DATA_ERROR
;
2313 while (edret
!= SSL_READ_EARLY_DATA_FINISH
) {
2315 edret
= SSL_read_early_data(con
, buf
, bufsize
, &readbytes
);
2316 if (edret
!= SSL_READ_EARLY_DATA_ERROR
)
2319 switch (SSL_get_error(con
, 0)) {
2320 case SSL_ERROR_WANT_WRITE
:
2321 case SSL_ERROR_WANT_ASYNC
:
2322 case SSL_ERROR_WANT_READ
:
2323 /* Just keep trying - busy waiting */
2326 BIO_printf(bio_err
, "Error reading early data\n");
2327 ERR_print_errors(bio_err
);
2331 if (readbytes
> 0) {
2333 BIO_printf(bio_s_out
, "Early data received:\n");
2336 raw_write_stdout(buf
, (unsigned int)readbytes
);
2337 (void)BIO_flush(bio_s_out
);
2341 BIO_printf(bio_s_out
, "No early data received\n");
2343 BIO_printf(bio_s_out
, "\nEnd of early data\n");
2344 if (SSL_is_init_finished(con
))
2345 print_connection_info(con
);
2348 if (fileno_stdin() > s
)
2349 width
= fileno_stdin() + 1;
2353 int read_from_terminal
;
2354 int read_from_sslcon
;
2356 read_from_terminal
= 0;
2357 read_from_sslcon
= SSL_has_pending(con
)
2358 || (async
&& SSL_waiting_for_async(con
));
2360 if (!read_from_sslcon
) {
2362 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS)
2363 openssl_fdset(fileno_stdin(), &readfds
);
2365 openssl_fdset(s
, &readfds
);
2367 * Note: under VMS with SOCKETSHR the second parameter is
2368 * currently of type (int *) whereas under other systems it is
2369 * (void *) if you don't have a cast it will choke the compiler:
2370 * if you do have a cast then you can either go for (int *) or
2373 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
2375 * Under DOS (non-djgpp) and Windows we can't select on stdin:
2376 * only on sockets. As a workaround we timeout the select every
2377 * second and check for any keypress. In a proper Windows
2378 * application we wouldn't do this because it is inefficient.
2382 i
= select(width
, (void *)&readfds
, NULL
, NULL
, &tv
);
2383 if (has_stdin_waiting())
2384 read_from_terminal
= 1;
2385 if ((i
< 0) || (!i
&& !read_from_terminal
))
2388 if ((SSL_version(con
) == DTLS1_VERSION
) &&
2389 DTLSv1_get_timeout(con
, &timeout
))
2390 timeoutp
= &timeout
;
2394 i
= select(width
, (void *)&readfds
, NULL
, NULL
, timeoutp
);
2396 if ((SSL_version(con
) == DTLS1_VERSION
)
2397 && DTLSv1_handle_timeout(con
) > 0) {
2398 BIO_printf(bio_err
, "TIMEOUT occurred\n");
2403 if (FD_ISSET(fileno_stdin(), &readfds
))
2404 read_from_terminal
= 1;
2406 if (FD_ISSET(s
, &readfds
))
2407 read_from_sslcon
= 1;
2409 if (read_from_terminal
) {
2413 i
= raw_read_stdin(buf
, bufsize
/ 2);
2415 /* both loops are skipped when i <= 0 */
2416 for (j
= 0; j
< i
; j
++)
2419 for (j
= i
- 1; j
>= 0; j
--) {
2420 buf
[j
+ lf_num
] = buf
[j
];
2421 if (buf
[j
] == '\n') {
2424 buf
[j
+ lf_num
] = '\r';
2427 assert(lf_num
== 0);
2429 i
= raw_read_stdin(buf
, bufsize
);
2432 if (!s_quiet
&& !s_brief
) {
2433 if ((i
<= 0) || (buf
[0] == 'Q')) {
2434 BIO_printf(bio_s_out
, "DONE\n");
2435 (void)BIO_flush(bio_s_out
);
2437 close_accept_socket();
2441 if ((i
<= 0) || (buf
[0] == 'q')) {
2442 BIO_printf(bio_s_out
, "DONE\n");
2443 (void)BIO_flush(bio_s_out
);
2444 if (SSL_version(con
) != DTLS1_VERSION
)
2447 * close_accept_socket(); ret= -11;
2451 #ifndef OPENSSL_NO_HEARTBEATS
2452 if ((buf
[0] == 'B') && ((buf
[1] == '\n') || (buf
[1] == '\r'))) {
2453 BIO_printf(bio_err
, "HEARTBEATING\n");
2459 if ((buf
[0] == 'r') && ((buf
[1] == '\n') || (buf
[1] == '\r'))) {
2460 SSL_renegotiate(con
);
2461 i
= SSL_do_handshake(con
);
2462 printf("SSL_do_handshake -> %d\n", i
);
2466 * strcpy(buf,"server side RE-NEGOTIATE\n");
2469 if ((buf
[0] == 'R') && ((buf
[1] == '\n') || (buf
[1] == '\r'))) {
2471 SSL_VERIFY_PEER
| SSL_VERIFY_CLIENT_ONCE
,
2473 SSL_renegotiate(con
);
2474 i
= SSL_do_handshake(con
);
2475 printf("SSL_do_handshake -> %d\n", i
);
2479 * strcpy(buf,"server side RE-NEGOTIATE asking for client
2483 if ((buf
[0] == 'K' || buf
[0] == 'k')
2484 && ((buf
[1] == '\n') || (buf
[1] == '\r'))) {
2485 SSL_key_update(con
, buf
[0] == 'K' ?
2486 SSL_KEY_UPDATE_REQUESTED
2487 : SSL_KEY_UPDATE_NOT_REQUESTED
);
2488 i
= SSL_do_handshake(con
);
2489 printf("SSL_do_handshake -> %d\n", i
);
2493 * strcpy(buf,"server side RE-NEGOTIATE asking for client
2497 if (buf
[0] == 'P') {
2498 static const char *str
= "Lets print some clear text\n";
2499 BIO_write(SSL_get_wbio(con
), str
, strlen(str
));
2501 if (buf
[0] == 'S') {
2502 print_stats(bio_s_out
, SSL_get_SSL_CTX(con
));
2505 #ifdef CHARSET_EBCDIC
2506 ebcdic2ascii(buf
, buf
, i
);
2510 /* should do a select for the write */
2513 if (++count
== 100) {
2515 SSL_renegotiate(con
);
2518 k
= SSL_write(con
, &(buf
[l
]), (unsigned int)i
);
2519 #ifndef OPENSSL_NO_SRP
2520 while (SSL_get_error(con
, k
) == SSL_ERROR_WANT_X509_LOOKUP
) {
2521 BIO_printf(bio_s_out
, "LOOKUP renego during write\n");
2522 SRP_user_pwd_free(srp_callback_parm
.user
);
2523 srp_callback_parm
.user
=
2524 SRP_VBASE_get1_by_user(srp_callback_parm
.vb
,
2525 srp_callback_parm
.login
);
2526 if (srp_callback_parm
.user
)
2527 BIO_printf(bio_s_out
, "LOOKUP done %s\n",
2528 srp_callback_parm
.user
->info
);
2530 BIO_printf(bio_s_out
, "LOOKUP not successful\n");
2531 k
= SSL_write(con
, &(buf
[l
]), (unsigned int)i
);
2534 switch (SSL_get_error(con
, k
)) {
2535 case SSL_ERROR_NONE
:
2537 case SSL_ERROR_WANT_ASYNC
:
2538 BIO_printf(bio_s_out
, "Write BLOCK (Async)\n");
2539 (void)BIO_flush(bio_s_out
);
2540 wait_for_async(con
);
2542 case SSL_ERROR_WANT_WRITE
:
2543 case SSL_ERROR_WANT_READ
:
2544 case SSL_ERROR_WANT_X509_LOOKUP
:
2545 BIO_printf(bio_s_out
, "Write BLOCK\n");
2546 (void)BIO_flush(bio_s_out
);
2548 case SSL_ERROR_WANT_ASYNC_JOB
:
2550 * This shouldn't ever happen in s_server. Treat as an error
2552 case SSL_ERROR_SYSCALL
:
2554 BIO_printf(bio_s_out
, "ERROR\n");
2555 (void)BIO_flush(bio_s_out
);
2556 ERR_print_errors(bio_err
);
2560 case SSL_ERROR_ZERO_RETURN
:
2561 BIO_printf(bio_s_out
, "DONE\n");
2562 (void)BIO_flush(bio_s_out
);
2574 if (read_from_sslcon
) {
2576 * init_ssl_connection handles all async events itself so if we're
2577 * waiting for async then we shouldn't go back into
2578 * init_ssl_connection
2580 if ((!async
|| !SSL_waiting_for_async(con
))
2581 && !SSL_is_init_finished(con
)) {
2582 i
= init_ssl_connection(con
);
2587 } else if (i
== 0) {
2593 i
= SSL_read(con
, (char *)buf
, bufsize
);
2594 #ifndef OPENSSL_NO_SRP
2595 while (SSL_get_error(con
, i
) == SSL_ERROR_WANT_X509_LOOKUP
) {
2596 BIO_printf(bio_s_out
, "LOOKUP renego during read\n");
2597 SRP_user_pwd_free(srp_callback_parm
.user
);
2598 srp_callback_parm
.user
=
2599 SRP_VBASE_get1_by_user(srp_callback_parm
.vb
,
2600 srp_callback_parm
.login
);
2601 if (srp_callback_parm
.user
)
2602 BIO_printf(bio_s_out
, "LOOKUP done %s\n",
2603 srp_callback_parm
.user
->info
);
2605 BIO_printf(bio_s_out
, "LOOKUP not successful\n");
2606 i
= SSL_read(con
, (char *)buf
, bufsize
);
2609 switch (SSL_get_error(con
, i
)) {
2610 case SSL_ERROR_NONE
:
2611 #ifdef CHARSET_EBCDIC
2612 ascii2ebcdic(buf
, buf
, i
);
2614 raw_write_stdout(buf
, (unsigned int)i
);
2615 (void)BIO_flush(bio_s_out
);
2616 if (SSL_has_pending(con
))
2619 case SSL_ERROR_WANT_ASYNC
:
2620 BIO_printf(bio_s_out
, "Read BLOCK (Async)\n");
2621 (void)BIO_flush(bio_s_out
);
2622 wait_for_async(con
);
2624 case SSL_ERROR_WANT_WRITE
:
2625 case SSL_ERROR_WANT_READ
:
2626 BIO_printf(bio_s_out
, "Read BLOCK\n");
2627 (void)BIO_flush(bio_s_out
);
2629 case SSL_ERROR_WANT_ASYNC_JOB
:
2631 * This shouldn't ever happen in s_server. Treat as an error
2633 case SSL_ERROR_SYSCALL
:
2635 BIO_printf(bio_s_out
, "ERROR\n");
2636 (void)BIO_flush(bio_s_out
);
2637 ERR_print_errors(bio_err
);
2640 case SSL_ERROR_ZERO_RETURN
:
2641 BIO_printf(bio_s_out
, "DONE\n");
2642 (void)BIO_flush(bio_s_out
);
2651 BIO_printf(bio_s_out
, "shutting down SSL\n");
2652 SSL_set_shutdown(con
, SSL_SENT_SHUTDOWN
| SSL_RECEIVED_SHUTDOWN
);
2655 BIO_printf(bio_s_out
, "CONNECTION CLOSED\n");
2656 OPENSSL_clear_free(buf
, bufsize
);
2658 BIO_printf(bio_s_out
, "ACCEPT\n");
2659 (void)BIO_flush(bio_s_out
);
2663 static void close_accept_socket(void)
2665 BIO_printf(bio_err
, "shutdown accept socket\n");
2666 if (accept_socket
>= 0) {
2667 BIO_closesocket(accept_socket
);
2671 static int is_retryable(SSL
*con
, int i
)
2673 int err
= SSL_get_error(con
, i
);
2675 /* If it's not a fatal error, it must be retryable */
2676 return (err
!= SSL_ERROR_SSL
)
2677 && (err
!= SSL_ERROR_SYSCALL
)
2678 && (err
!= SSL_ERROR_ZERO_RETURN
);
2681 static int init_ssl_connection(SSL
*con
)
2687 #ifndef OPENSSL_NO_DTLS
2689 BIO_ADDR
*client
= NULL
;
2691 if ((client
= BIO_ADDR_new()) == NULL
) {
2692 BIO_printf(bio_err
, "ERROR - memory\n");
2695 i
= DTLSv1_listen(con
, client
);
2700 wbio
= SSL_get_wbio(con
);
2702 BIO_get_fd(wbio
, &fd
);
2705 if (!wbio
|| BIO_connect(fd
, client
, 0) == 0) {
2706 BIO_printf(bio_err
, "ERROR - unable to connect\n");
2707 BIO_ADDR_free(client
);
2710 BIO_ADDR_free(client
);
2712 i
= SSL_accept(con
);
2714 BIO_ADDR_free(client
);
2720 i
= SSL_accept(con
);
2723 retry
= is_retryable(con
, i
);
2724 #ifdef CERT_CB_TEST_RETRY
2727 && SSL_get_error(con
, i
) == SSL_ERROR_WANT_X509_LOOKUP
2728 && SSL_get_state(con
) == TLS_ST_SR_CLNT_HELLO
) {
2730 "LOOKUP from certificate callback during accept\n");
2731 i
= SSL_accept(con
);
2733 retry
= is_retryable(con
, i
);
2738 #ifndef OPENSSL_NO_SRP
2740 && SSL_get_error(con
, i
) == SSL_ERROR_WANT_X509_LOOKUP
) {
2741 BIO_printf(bio_s_out
, "LOOKUP during accept %s\n",
2742 srp_callback_parm
.login
);
2743 SRP_user_pwd_free(srp_callback_parm
.user
);
2744 srp_callback_parm
.user
=
2745 SRP_VBASE_get1_by_user(srp_callback_parm
.vb
,
2746 srp_callback_parm
.login
);
2747 if (srp_callback_parm
.user
)
2748 BIO_printf(bio_s_out
, "LOOKUP done %s\n",
2749 srp_callback_parm
.user
->info
);
2751 BIO_printf(bio_s_out
, "LOOKUP not successful\n");
2752 i
= SSL_accept(con
);
2754 retry
= is_retryable(con
, i
);
2757 } while (i
< 0 && SSL_waiting_for_async(con
));
2760 if ((dtlslisten
&& i
== 0)
2761 || (!dtlslisten
&& retry
)) {
2762 BIO_printf(bio_s_out
, "DELAY\n");
2766 BIO_printf(bio_err
, "ERROR\n");
2768 verify_err
= SSL_get_verify_result(con
);
2769 if (verify_err
!= X509_V_OK
) {
2770 BIO_printf(bio_err
, "verify error:%s\n",
2771 X509_verify_cert_error_string(verify_err
));
2773 /* Always print any error messages */
2774 ERR_print_errors(bio_err
);
2778 print_connection_info(con
);
2782 static void print_connection_info(SSL
*con
)
2787 #if !defined(OPENSSL_NO_NEXTPROTONEG)
2788 const unsigned char *next_proto_neg
;
2789 unsigned next_proto_neg_len
;
2791 unsigned char *exportedkeymat
;
2795 print_ssl_summary(con
);
2797 PEM_write_bio_SSL_SESSION(bio_s_out
, SSL_get_session(con
));
2799 peer
= SSL_get_peer_certificate(con
);
2801 BIO_printf(bio_s_out
, "Client certificate\n");
2802 PEM_write_bio_X509(bio_s_out
, peer
);
2803 dump_cert_text(bio_s_out
, peer
);
2808 if (SSL_get_shared_ciphers(con
, buf
, sizeof buf
) != NULL
)
2809 BIO_printf(bio_s_out
, "Shared ciphers:%s\n", buf
);
2810 str
= SSL_CIPHER_get_name(SSL_get_current_cipher(con
));
2811 ssl_print_sigalgs(bio_s_out
, con
);
2812 #ifndef OPENSSL_NO_EC
2813 ssl_print_point_formats(bio_s_out
, con
);
2814 ssl_print_groups(bio_s_out
, con
, 0);
2816 print_ca_names(bio_s_out
, con
);
2817 BIO_printf(bio_s_out
, "CIPHER is %s\n", (str
!= NULL
) ? str
: "(NONE)");
2819 #if !defined(OPENSSL_NO_NEXTPROTONEG)
2820 SSL_get0_next_proto_negotiated(con
, &next_proto_neg
, &next_proto_neg_len
);
2821 if (next_proto_neg
) {
2822 BIO_printf(bio_s_out
, "NEXTPROTO is ");
2823 BIO_write(bio_s_out
, next_proto_neg
, next_proto_neg_len
);
2824 BIO_printf(bio_s_out
, "\n");
2827 #ifndef OPENSSL_NO_SRTP
2829 SRTP_PROTECTION_PROFILE
*srtp_profile
2830 = SSL_get_selected_srtp_profile(con
);
2833 BIO_printf(bio_s_out
, "SRTP Extension negotiated, profile=%s\n",
2834 srtp_profile
->name
);
2837 if (SSL_session_reused(con
))
2838 BIO_printf(bio_s_out
, "Reused session-id\n");
2839 BIO_printf(bio_s_out
, "Secure Renegotiation IS%s supported\n",
2840 SSL_get_secure_renegotiation_support(con
) ? "" : " NOT");
2841 if ((SSL_get_options(con
) & SSL_OP_NO_RENEGOTIATION
))
2842 BIO_printf(bio_s_out
, "Renegotiation is DISABLED\n");
2844 if (keymatexportlabel
!= NULL
) {
2845 BIO_printf(bio_s_out
, "Keying material exporter:\n");
2846 BIO_printf(bio_s_out
, " Label: '%s'\n", keymatexportlabel
);
2847 BIO_printf(bio_s_out
, " Length: %i bytes\n", keymatexportlen
);
2848 exportedkeymat
= app_malloc(keymatexportlen
, "export key");
2849 if (!SSL_export_keying_material(con
, exportedkeymat
,
2852 strlen(keymatexportlabel
),
2854 BIO_printf(bio_s_out
, " Error\n");
2856 BIO_printf(bio_s_out
, " Keying material: ");
2857 for (i
= 0; i
< keymatexportlen
; i
++)
2858 BIO_printf(bio_s_out
, "%02X", exportedkeymat
[i
]);
2859 BIO_printf(bio_s_out
, "\n");
2861 OPENSSL_free(exportedkeymat
);
2864 (void)BIO_flush(bio_s_out
);
2867 #ifndef OPENSSL_NO_DH
2868 static DH
*load_dh_param(const char *dhfile
)
2873 if ((bio
= BIO_new_file(dhfile
, "r")) == NULL
)
2875 ret
= PEM_read_bio_DHparams(bio
, NULL
, NULL
, NULL
);
2882 static int www_body(int s
, int stype
, int prot
, unsigned char *context
)
2888 const SSL_CIPHER
*c
;
2889 BIO
*io
, *ssl_bio
, *sbio
;
2891 int total_bytes
= 0;
2896 /* Set width for a select call if needed */
2899 buf
= app_malloc(bufsize
, "server www buffer");
2900 io
= BIO_new(BIO_f_buffer());
2901 ssl_bio
= BIO_new(BIO_f_ssl());
2902 if ((io
== NULL
) || (ssl_bio
== NULL
))
2906 if (!BIO_socket_nbio(s
, 1))
2907 ERR_print_errors(bio_err
);
2909 BIO_printf(bio_err
, "Turned on non blocking io\n");
2912 /* lets make the output buffer a reasonable size */
2913 if (!BIO_set_write_buffer_size(io
, bufsize
))
2916 if ((con
= SSL_new(ctx
)) == NULL
)
2919 if (s_tlsextdebug
) {
2920 SSL_set_tlsext_debug_callback(con
, tlsext_cb
);
2921 SSL_set_tlsext_debug_arg(con
, bio_s_out
);
2925 && !SSL_set_session_id_context(con
, context
,
2926 strlen((char *)context
)))
2929 sbio
= BIO_new_socket(s
, BIO_NOCLOSE
);
2933 test
= BIO_new(BIO_f_nbio_test());
2934 sbio
= BIO_push(test
, sbio
);
2936 SSL_set_bio(con
, sbio
, sbio
);
2937 SSL_set_accept_state(con
);
2939 /* SSL_set_fd(con,s); */
2940 BIO_set_ssl(ssl_bio
, con
, BIO_CLOSE
);
2941 BIO_push(io
, ssl_bio
);
2942 #ifdef CHARSET_EBCDIC
2943 io
= BIO_push(BIO_new(BIO_f_ebcdic_filter()), io
);
2947 BIO_set_callback(SSL_get_rbio(con
), bio_dump_callback
);
2948 BIO_set_callback_arg(SSL_get_rbio(con
), (char *)bio_s_out
);
2951 #ifndef OPENSSL_NO_SSL_TRACE
2953 SSL_set_msg_callback(con
, SSL_trace
);
2956 SSL_set_msg_callback(con
, msg_cb
);
2957 SSL_set_msg_callback_arg(con
, bio_s_msg
? bio_s_msg
: bio_s_out
);
2961 i
= BIO_gets(io
, buf
, bufsize
- 1);
2962 if (i
< 0) { /* error */
2963 if (!BIO_should_retry(io
) && !SSL_waiting_for_async(con
)) {
2965 ERR_print_errors(bio_err
);
2968 BIO_printf(bio_s_out
, "read R BLOCK\n");
2969 #ifndef OPENSSL_NO_SRP
2970 if (BIO_should_io_special(io
)
2971 && BIO_get_retry_reason(io
) == BIO_RR_SSL_X509_LOOKUP
) {
2972 BIO_printf(bio_s_out
, "LOOKUP renego during read\n");
2973 SRP_user_pwd_free(srp_callback_parm
.user
);
2974 srp_callback_parm
.user
=
2975 SRP_VBASE_get1_by_user(srp_callback_parm
.vb
,
2976 srp_callback_parm
.login
);
2977 if (srp_callback_parm
.user
)
2978 BIO_printf(bio_s_out
, "LOOKUP done %s\n",
2979 srp_callback_parm
.user
->info
);
2981 BIO_printf(bio_s_out
, "LOOKUP not successful\n");
2985 #if !defined(OPENSSL_SYS_MSDOS)
2990 } else if (i
== 0) { /* end of input */
2995 /* else we have data */
2996 if (((www
== 1) && (strncmp("GET ", buf
, 4) == 0)) ||
2997 ((www
== 2) && (strncmp("GET /stats ", buf
, 11) == 0))) {
3000 STACK_OF(SSL_CIPHER
) *sk
;
3001 static const char *space
= " ";
3003 if (www
== 1 && strncmp("GET /reneg", buf
, 10) == 0) {
3004 if (strncmp("GET /renegcert", buf
, 14) == 0)
3006 SSL_VERIFY_PEER
| SSL_VERIFY_CLIENT_ONCE
,
3008 i
= SSL_renegotiate(con
);
3009 BIO_printf(bio_s_out
, "SSL_renegotiate -> %d\n", i
);
3010 /* Send the HelloRequest */
3011 i
= SSL_do_handshake(con
);
3013 BIO_printf(bio_s_out
, "SSL_do_handshake() Retval %d\n",
3014 SSL_get_error(con
, i
));
3015 ERR_print_errors(bio_err
);
3018 /* Wait for a ClientHello to come back */
3020 openssl_fdset(s
, &readfds
);
3021 i
= select(width
, (void *)&readfds
, NULL
, NULL
, NULL
);
3022 if (i
<= 0 || !FD_ISSET(s
, &readfds
)) {
3023 BIO_printf(bio_s_out
,
3024 "Error waiting for client response\n");
3025 ERR_print_errors(bio_err
);
3029 * We're not actually expecting any data here and we ignore
3030 * any that is sent. This is just to force the handshake that
3031 * we're expecting to come from the client. If they haven't
3032 * sent one there's not much we can do.
3034 BIO_gets(io
, buf
, bufsize
- 1);
3038 "HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n");
3039 BIO_puts(io
, "<HTML><BODY BGCOLOR=\"#ffffff\">\n");
3040 BIO_puts(io
, "<pre>\n");
3041 /* BIO_puts(io, OpenSSL_version(OPENSSL_VERSION)); */
3043 for (i
= 0; i
< local_argc
; i
++) {
3045 for (myp
= local_argv
[i
]; *myp
; myp
++)
3048 BIO_puts(io
, "<");
3051 BIO_puts(io
, ">");
3054 BIO_puts(io
, "&");
3057 BIO_write(io
, myp
, 1);
3060 BIO_write(io
, " ", 1);
3065 "Secure Renegotiation IS%s supported\n",
3066 SSL_get_secure_renegotiation_support(con
) ?
3070 * The following is evil and should not really be done
3072 BIO_printf(io
, "Ciphers supported in s_server binary\n");
3073 sk
= SSL_get_ciphers(con
);
3074 j
= sk_SSL_CIPHER_num(sk
);
3075 for (i
= 0; i
< j
; i
++) {
3076 c
= sk_SSL_CIPHER_value(sk
, i
);
3077 BIO_printf(io
, "%-11s:%-25s ",
3078 SSL_CIPHER_get_version(c
), SSL_CIPHER_get_name(c
));
3079 if ((((i
+ 1) % 2) == 0) && (i
+ 1 != j
))
3083 p
= SSL_get_shared_ciphers(con
, buf
, bufsize
);
3086 "---\nCiphers common between both SSL end points:\n");
3090 BIO_write(io
, space
, 26 - j
);
3093 BIO_write(io
, ((i
% 3) ? " " : "\n"), 1);
3095 BIO_write(io
, p
, 1);
3102 ssl_print_sigalgs(io
, con
);
3103 #ifndef OPENSSL_NO_EC
3104 ssl_print_groups(io
, con
, 0);
3106 print_ca_names(io
, con
);
3107 BIO_printf(io
, (SSL_session_reused(con
)
3108 ? "---\nReused, " : "---\nNew, "));
3109 c
= SSL_get_current_cipher(con
);
3110 BIO_printf(io
, "%s, Cipher is %s\n",
3111 SSL_CIPHER_get_version(c
), SSL_CIPHER_get_name(c
));
3112 SSL_SESSION_print(io
, SSL_get_session(con
));
3113 BIO_printf(io
, "---\n");
3114 print_stats(io
, SSL_get_SSL_CTX(con
));
3115 BIO_printf(io
, "---\n");
3116 peer
= SSL_get_peer_certificate(con
);
3118 BIO_printf(io
, "Client certificate\n");
3119 X509_print(io
, peer
);
3120 PEM_write_bio_X509(io
, peer
);
3124 BIO_puts(io
, "no client certificate available\n");
3125 BIO_puts(io
, "</BODY></HTML>\r\n\r\n");
3127 } else if ((www
== 2 || www
== 3)
3128 && (strncmp("GET /", buf
, 5) == 0)) {
3131 static const char *text
=
3132 "HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n";
3138 for (e
= p
; *e
!= '\0'; e
++) {
3144 dot
= (e
[0] == '.') ? 2 : 0;
3147 dot
= (e
[0] == '.') ? 3 : 0;
3150 dot
= (e
[0] == '/') ? -1 : 0;
3154 dot
= (e
[0] == '/') ? 1 : 0;
3156 dot
= (dot
== 3) || (dot
== -1); /* filename contains ".."
3161 BIO_printf(io
, "'%s' is an invalid file name\r\n", p
);
3168 BIO_printf(io
, "'%s' contains '..' reference\r\n", p
);
3174 BIO_printf(io
, "'%s' is an invalid path\r\n", p
);
3178 /* if a directory, do the index thang */
3179 if (app_isdir(p
) > 0) {
3181 BIO_printf(io
, "'%s' is a directory\r\n", p
);
3185 if ((file
= BIO_new_file(p
, "r")) == NULL
) {
3187 BIO_printf(io
, "Error opening '%s'\r\n", p
);
3188 ERR_print_errors(io
);
3193 BIO_printf(bio_err
, "FILE:%s\n", p
);
3197 if (((i
> 5) && (strcmp(&(p
[i
- 5]), ".html") == 0)) ||
3198 ((i
> 4) && (strcmp(&(p
[i
- 4]), ".php") == 0)) ||
3199 ((i
> 4) && (strcmp(&(p
[i
- 4]), ".htm") == 0)))
3201 "HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n");
3204 "HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n");
3208 i
= BIO_read(file
, buf
, bufsize
);
3214 BIO_printf(bio_err
, "%d\n", i
);
3215 if (total_bytes
> 3 * 1024) {
3217 BIO_printf(bio_err
, "RENEGOTIATE\n");
3218 SSL_renegotiate(con
);
3222 for (j
= 0; j
< i
;) {
3225 if (++count
== 13) {
3226 SSL_renegotiate(con
);
3229 k
= BIO_write(io
, &(buf
[j
]), i
- j
);
3231 if (!BIO_should_retry(io
)
3232 && !SSL_waiting_for_async(con
))
3235 BIO_printf(bio_s_out
, "rwrite W BLOCK\n");
3249 i
= (int)BIO_flush(io
);
3251 if (!BIO_should_retry(io
))
3257 /* make sure we re-use sessions */
3258 SSL_set_shutdown(con
, SSL_SENT_SHUTDOWN
| SSL_RECEIVED_SHUTDOWN
);
3262 BIO_printf(bio_s_out
, "ACCEPT\n");
3268 static int rev_body(int s
, int stype
, int prot
, unsigned char *context
)
3274 BIO
*io
, *ssl_bio
, *sbio
;
3276 buf
= app_malloc(bufsize
, "server rev buffer");
3277 io
= BIO_new(BIO_f_buffer());
3278 ssl_bio
= BIO_new(BIO_f_ssl());
3279 if ((io
== NULL
) || (ssl_bio
== NULL
))
3282 /* lets make the output buffer a reasonable size */
3283 if (!BIO_set_write_buffer_size(io
, bufsize
))
3286 if ((con
= SSL_new(ctx
)) == NULL
)
3289 if (s_tlsextdebug
) {
3290 SSL_set_tlsext_debug_callback(con
, tlsext_cb
);
3291 SSL_set_tlsext_debug_arg(con
, bio_s_out
);
3294 && !SSL_set_session_id_context(con
, context
,
3295 strlen((char *)context
))) {
3296 ERR_print_errors(bio_err
);
3300 sbio
= BIO_new_socket(s
, BIO_NOCLOSE
);
3301 SSL_set_bio(con
, sbio
, sbio
);
3302 SSL_set_accept_state(con
);
3304 BIO_set_ssl(ssl_bio
, con
, BIO_CLOSE
);
3305 BIO_push(io
, ssl_bio
);
3306 #ifdef CHARSET_EBCDIC
3307 io
= BIO_push(BIO_new(BIO_f_ebcdic_filter()), io
);
3311 BIO_set_callback(SSL_get_rbio(con
), bio_dump_callback
);
3312 BIO_set_callback_arg(SSL_get_rbio(con
), (char *)bio_s_out
);
3315 #ifndef OPENSSL_NO_SSL_TRACE
3317 SSL_set_msg_callback(con
, SSL_trace
);
3320 SSL_set_msg_callback(con
, msg_cb
);
3321 SSL_set_msg_callback_arg(con
, bio_s_msg
? bio_s_msg
: bio_s_out
);
3325 i
= BIO_do_handshake(io
);
3328 if (!BIO_should_retry(io
)) {
3329 BIO_puts(bio_err
, "CONNECTION FAILURE\n");
3330 ERR_print_errors(bio_err
);
3333 #ifndef OPENSSL_NO_SRP
3334 if (BIO_should_io_special(io
)
3335 && BIO_get_retry_reason(io
) == BIO_RR_SSL_X509_LOOKUP
) {
3336 BIO_printf(bio_s_out
, "LOOKUP renego during accept\n");
3337 SRP_user_pwd_free(srp_callback_parm
.user
);
3338 srp_callback_parm
.user
=
3339 SRP_VBASE_get1_by_user(srp_callback_parm
.vb
,
3340 srp_callback_parm
.login
);
3341 if (srp_callback_parm
.user
)
3342 BIO_printf(bio_s_out
, "LOOKUP done %s\n",
3343 srp_callback_parm
.user
->info
);
3345 BIO_printf(bio_s_out
, "LOOKUP not successful\n");
3350 BIO_printf(bio_err
, "CONNECTION ESTABLISHED\n");
3351 print_ssl_summary(con
);
3354 i
= BIO_gets(io
, buf
, bufsize
- 1);
3355 if (i
< 0) { /* error */
3356 if (!BIO_should_retry(io
)) {
3358 ERR_print_errors(bio_err
);
3361 BIO_printf(bio_s_out
, "read R BLOCK\n");
3362 #ifndef OPENSSL_NO_SRP
3363 if (BIO_should_io_special(io
)
3364 && BIO_get_retry_reason(io
) == BIO_RR_SSL_X509_LOOKUP
) {
3365 BIO_printf(bio_s_out
, "LOOKUP renego during read\n");
3366 SRP_user_pwd_free(srp_callback_parm
.user
);
3367 srp_callback_parm
.user
=
3368 SRP_VBASE_get1_by_user(srp_callback_parm
.vb
,
3369 srp_callback_parm
.login
);
3370 if (srp_callback_parm
.user
)
3371 BIO_printf(bio_s_out
, "LOOKUP done %s\n",
3372 srp_callback_parm
.user
->info
);
3374 BIO_printf(bio_s_out
, "LOOKUP not successful\n");
3378 #if !defined(OPENSSL_SYS_MSDOS)
3383 } else if (i
== 0) { /* end of input */
3385 BIO_printf(bio_err
, "CONNECTION CLOSED\n");
3388 char *p
= buf
+ i
- 1;
3389 while (i
&& (*p
== '\n' || *p
== '\r')) {
3393 if (!s_ign_eof
&& (i
== 5) && (strncmp(buf
, "CLOSE", 5) == 0)) {
3395 BIO_printf(bio_err
, "CONNECTION CLOSED\n");
3398 BUF_reverse((unsigned char *)buf
, NULL
, i
);
3400 BIO_write(io
, buf
, i
+ 1);
3405 if (!BIO_should_retry(io
))
3411 /* make sure we re-use sessions */
3412 SSL_set_shutdown(con
, SSL_SENT_SHUTDOWN
| SSL_RECEIVED_SHUTDOWN
);
3421 #define MAX_SESSION_ID_ATTEMPTS 10
3422 static int generate_session_id(const SSL
*ssl
, unsigned char *id
,
3423 unsigned int *id_len
)
3425 unsigned int count
= 0;
3427 if (RAND_bytes(id
, *id_len
) <= 0)
3430 * Prefix the session_id with the required prefix. NB: If our prefix
3431 * is too long, clip it - but there will be worse effects anyway, eg.
3432 * the server could only possibly create 1 session ID (ie. the
3433 * prefix!) so all future session negotiations will fail due to
3436 memcpy(id
, session_id_prefix
,
3437 (strlen(session_id_prefix
) < *id_len
) ?
3438 strlen(session_id_prefix
) : *id_len
);
3440 while (SSL_has_matching_session_id(ssl
, id
, *id_len
) &&
3441 (++count
< MAX_SESSION_ID_ATTEMPTS
));
3442 if (count
>= MAX_SESSION_ID_ATTEMPTS
)
3448 * By default s_server uses an in-memory cache which caches SSL_SESSION
3449 * structures without any serialisation. This hides some bugs which only
3450 * become apparent in deployed servers. By implementing a basic external
3451 * session cache some issues can be debugged using s_server.
3454 typedef struct simple_ssl_session_st
{
3459 struct simple_ssl_session_st
*next
;
3460 } simple_ssl_session
;
3462 static simple_ssl_session
*first
= NULL
;
3464 static int add_session(SSL
*ssl
, SSL_SESSION
*session
)
3466 simple_ssl_session
*sess
= app_malloc(sizeof(*sess
), "get session");
3469 SSL_SESSION_get_id(session
, &sess
->idlen
);
3470 sess
->derlen
= i2d_SSL_SESSION(session
, NULL
);
3471 if (sess
->derlen
< 0) {
3472 BIO_printf(bio_err
, "Error encoding session\n");
3477 sess
->id
= OPENSSL_memdup(SSL_SESSION_get_id(session
, NULL
), sess
->idlen
);
3478 sess
->der
= app_malloc(sess
->derlen
, "get session buffer");
3480 BIO_printf(bio_err
, "Out of memory adding to external cache\n");
3481 OPENSSL_free(sess
->id
);
3482 OPENSSL_free(sess
->der
);
3488 /* Assume it still works. */
3489 if (i2d_SSL_SESSION(session
, &p
) != sess
->derlen
) {
3490 BIO_printf(bio_err
, "Unexpected session encoding length\n");
3491 OPENSSL_free(sess
->id
);
3492 OPENSSL_free(sess
->der
);
3499 BIO_printf(bio_err
, "New session added to external cache\n");
3503 static SSL_SESSION
*get_session(SSL
*ssl
, const unsigned char *id
, int idlen
,
3506 simple_ssl_session
*sess
;
3508 for (sess
= first
; sess
; sess
= sess
->next
) {
3509 if (idlen
== (int)sess
->idlen
&& !memcmp(sess
->id
, id
, idlen
)) {
3510 const unsigned char *p
= sess
->der
;
3511 BIO_printf(bio_err
, "Lookup session: cache hit\n");
3512 return d2i_SSL_SESSION(NULL
, &p
, sess
->derlen
);
3515 BIO_printf(bio_err
, "Lookup session: cache miss\n");
3519 static void del_session(SSL_CTX
*sctx
, SSL_SESSION
*session
)
3521 simple_ssl_session
*sess
, *prev
= NULL
;
3522 const unsigned char *id
;
3524 id
= SSL_SESSION_get_id(session
, &idlen
);
3525 for (sess
= first
; sess
; sess
= sess
->next
) {
3526 if (idlen
== sess
->idlen
&& !memcmp(sess
->id
, id
, idlen
)) {
3528 prev
->next
= sess
->next
;
3531 OPENSSL_free(sess
->id
);
3532 OPENSSL_free(sess
->der
);
3540 static void init_session_cache_ctx(SSL_CTX
*sctx
)
3542 SSL_CTX_set_session_cache_mode(sctx
,
3543 SSL_SESS_CACHE_NO_INTERNAL
|
3544 SSL_SESS_CACHE_SERVER
);
3545 SSL_CTX_sess_set_new_cb(sctx
, add_session
);
3546 SSL_CTX_sess_set_get_cb(sctx
, get_session
);
3547 SSL_CTX_sess_set_remove_cb(sctx
, del_session
);
3550 static void free_sessions(void)
3552 simple_ssl_session
*sess
, *tsess
;
3553 for (sess
= first
; sess
;) {
3554 OPENSSL_free(sess
->id
);
3555 OPENSSL_free(sess
->der
);
3558 OPENSSL_free(tsess
);
3563 #endif /* OPENSSL_NO_SOCK */