diff options
Diffstat (limited to 'app/openvpn/src/openvpn/ssl.c')
| -rw-r--r-- | app/openvpn/src/openvpn/ssl.c | 302 |
1 files changed, 248 insertions, 54 deletions
diff --git a/app/openvpn/src/openvpn/ssl.c b/app/openvpn/src/openvpn/ssl.c index 9f570b9d..95bbb277 100644 --- a/app/openvpn/src/openvpn/ssl.c +++ b/app/openvpn/src/openvpn/ssl.c @@ -7,10 +7,7 @@ * * Copyright (C) 2002-2010 OpenVPN Technologies, Inc. <sales@openvpn.net> * Copyright (C) 2010 Fox Crypto B.V. <openvpn@fox-it.com> - * - * Additions for eurephia plugin done by: - * David Sommerseth <dazo@users.sourceforge.net> Copyright (C) 2008-2009 - * + * Copyright (C) 2008-2013 David Sommerseth <dazo@users.sourceforge.net> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 @@ -38,7 +35,6 @@ * Both the TLS session and the data channel are multiplexed * over the same TCP/UDP port. */ - #ifdef HAVE_CONFIG_H #include "config.h" #elif defined(_MSC_VER) @@ -51,7 +47,6 @@ #include "error.h" #include "common.h" -#include "integer.h" #include "socket.h" #include "misc.h" #include "fdmisc.h" @@ -60,8 +55,6 @@ #include "status.h" #include "gremlin.h" #include "pkcs11.h" -#include "list.h" -#include "base64.h" #include "route.h" #include "ssl.h" @@ -113,6 +106,162 @@ show_tls_performance_stats(void) #endif +/** + * SSL/TLS Cipher suite name translation table + */ +static const tls_cipher_name_pair tls_cipher_name_translation_table[] = { + {"ADH-SEED-SHA", "TLS-DH-anon-WITH-SEED-CBC-SHA"}, + {"AES128-GCM-SHA256", "TLS-RSA-WITH-AES-128-GCM-SHA256"}, + {"AES128-SHA256", "TLS-RSA-WITH-AES-128-CBC-SHA256"}, + {"AES128-SHA", "TLS-RSA-WITH-AES-128-CBC-SHA"}, + {"AES256-GCM-SHA384", "TLS-RSA-WITH-AES-256-GCM-SHA384"}, + {"AES256-SHA256", "TLS-RSA-WITH-AES-256-CBC-SHA256"}, + {"AES256-SHA", "TLS-RSA-WITH-AES-256-CBC-SHA"}, + {"CAMELLIA128-SHA256", "TLS-RSA-WITH-CAMELLIA-128-CBC-SHA256"}, + {"CAMELLIA128-SHA", "TLS-RSA-WITH-CAMELLIA-128-CBC-SHA"}, + {"CAMELLIA256-SHA256", "TLS-RSA-WITH-CAMELLIA-256-CBC-SHA256"}, + {"CAMELLIA256-SHA", "TLS-RSA-WITH-CAMELLIA-256-CBC-SHA"}, + {"DES-CBC3-SHA", "TLS-RSA-WITH-3DES-EDE-CBC-SHA"}, + {"DES-CBC-SHA", "TLS-RSA-WITH-DES-CBC-SHA"}, + {"DH-DSS-SEED-SHA", "TLS-DH-DSS-WITH-SEED-CBC-SHA"}, + {"DHE-DSS-AES128-GCM-SHA256", "TLS-DHE-DSS-WITH-AES-128-GCM-SHA256"}, + {"DHE-DSS-AES128-SHA256", "TLS-DHE-DSS-WITH-AES-128-CBC-SHA256"}, + {"DHE-DSS-AES128-SHA", "TLS-DHE-DSS-WITH-AES-128-CBC-SHA"}, + {"DHE-DSS-AES256-GCM-SHA384", "TLS-DHE-DSS-WITH-AES-256-GCM-SHA384"}, + {"DHE-DSS-AES256-SHA256", "TLS-DHE-DSS-WITH-AES-256-CBC-SHA256"}, + {"DHE-DSS-AES256-SHA", "TLS-DHE-DSS-WITH-AES-256-CBC-SHA"}, + {"DHE-DSS-CAMELLIA128-SHA256", "TLS-DHE-DSS-WITH-CAMELLIA-128-CBC-SHA256"}, + {"DHE-DSS-CAMELLIA128-SHA", "TLS-DHE-DSS-WITH-CAMELLIA-128-CBC-SHA"}, + {"DHE-DSS-CAMELLIA256-SHA256", "TLS-DHE-DSS-WITH-CAMELLIA-256-CBC-SHA256"}, + {"DHE-DSS-CAMELLIA256-SHA", "TLS-DHE-DSS-WITH-CAMELLIA-256-CBC-SHA"}, + {"DHE-DSS-SEED-SHA", "TLS-DHE-DSS-WITH-SEED-CBC-SHA"}, + {"DHE-RSA-AES128-GCM-SHA256", "TLS-DHE-RSA-WITH-AES-128-GCM-SHA256"}, + {"DHE-RSA-AES128-SHA256", "TLS-DHE-RSA-WITH-AES-128-CBC-SHA256"}, + {"DHE-RSA-AES128-SHA", "TLS-DHE-RSA-WITH-AES-128-CBC-SHA"}, + {"DHE-RSA-AES256-GCM-SHA384", "TLS-DHE-RSA-WITH-AES-256-GCM-SHA384"}, + {"DHE-RSA-AES256-SHA256", "TLS-DHE-RSA-WITH-AES-256-CBC-SHA256"}, + {"DHE-RSA-AES256-SHA", "TLS-DHE-RSA-WITH-AES-256-CBC-SHA"}, + {"DHE-RSA-CAMELLIA128-SHA256", "TLS-DHE-RSA-WITH-CAMELLIA-128-CBC-SHA256"}, + {"DHE-RSA-CAMELLIA128-SHA", "TLS-DHE-RSA-WITH-CAMELLIA-128-CBC-SHA"}, + {"DHE-RSA-CAMELLIA256-SHA256", "TLS-DHE-RSA-WITH-CAMELLIA-256-CBC-SHA256"}, + {"DHE-RSA-CAMELLIA256-SHA", "TLS-DHE-RSA-WITH-CAMELLIA-256-CBC-SHA"}, + {"DHE-RSA-SEED-SHA", "TLS-DHE-RSA-WITH-SEED-CBC-SHA"}, + {"DH-RSA-SEED-SHA", "TLS-DH-RSA-WITH-SEED-CBC-SHA"}, + {"ECDH-ECDSA-AES128-GCM-SHA256", "TLS-ECDH-ECDSA-WITH-AES-128-GCM-SHA256"}, + {"ECDH-ECDSA-AES128-SHA256", "TLS-ECDH-ECDSA-WITH-AES-128-CBC-SHA256"}, + {"ECDH-ECDSA-AES128-SHA", "TLS-ECDH-ECDSA-WITH-AES-128-CBC-SHA"}, + {"ECDH-ECDSA-AES256-GCM-SHA384", "TLS-ECDH-ECDSA-WITH-AES-256-GCM-SHA384"}, + {"ECDH-ECDSA-AES256-SHA256", "TLS-ECDH-ECDSA-WITH-AES-256-CBC-SHA256"}, + {"ECDH-ECDSA-AES256-SHA384", "TLS-ECDH-ECDSA-WITH-AES-256-CBC-SHA384"}, + {"ECDH-ECDSA-AES256-SHA", "TLS-ECDH-ECDSA-WITH-AES-256-CBC-SHA"}, + {"ECDH-ECDSA-CAMELLIA128-SHA256", "TLS-ECDH-ECDSA-WITH-CAMELLIA-128-CBC-SHA256"}, + {"ECDH-ECDSA-CAMELLIA128-SHA", "TLS-ECDH-ECDSA-WITH-CAMELLIA-128-CBC-SHA"}, + {"ECDH-ECDSA-CAMELLIA256-SHA256", "TLS-ECDH-ECDSA-WITH-CAMELLIA-256-CBC-SHA256"}, + {"ECDH-ECDSA-CAMELLIA256-SHA", "TLS-ECDH-ECDSA-WITH-CAMELLIA-256-CBC-SHA"}, + {"ECDH-ECDSA-DES-CBC3-SHA", "TLS-ECDH-ECDSA-WITH-3DES-EDE-CBC-SHA"}, + {"ECDH-ECDSA-DES-CBC-SHA", "TLS-ECDH-ECDSA-WITH-DES-CBC-SHA"}, + {"ECDH-ECDSA-RC4-SHA", "TLS-ECDH-ECDSA-WITH-RC4-128-SHA"}, + {"ECDHE-ECDSA-AES128-GCM-SHA256", "TLS-ECDHE-ECDSA-WITH-AES-128-GCM-SHA256"}, + {"ECDHE-ECDSA-AES128-SHA256", "TLS-ECDHE-ECDSA-WITH-AES-128-CBC-SHA256"}, + {"ECDHE-ECDSA-AES128-SHA384", "TLS-ECDHE-ECDSA-WITH-AES-128-CBC-SHA384"}, + {"ECDHE-ECDSA-AES128-SHA", "TLS-ECDHE-ECDSA-WITH-AES-128-CBC-SHA"}, + {"ECDHE-ECDSA-AES256-GCM-SHA384", "TLS-ECDHE-ECDSA-WITH-AES-256-GCM-SHA384"}, + {"ECDHE-ECDSA-AES256-SHA256", "TLS-ECDHE-ECDSA-WITH-AES-256-CBC-SHA256"}, + {"ECDHE-ECDSA-AES256-SHA384", "TLS-ECDHE-ECDSA-WITH-AES-256-CBC-SHA384"}, + {"ECDHE-ECDSA-AES256-SHA", "TLS-ECDHE-ECDSA-WITH-AES-256-CBC-SHA"}, + {"ECDHE-ECDSA-CAMELLIA128-SHA256", "TLS-ECDHE-ECDSA-WITH-CAMELLIA-128-CBC-SHA256"}, + {"ECDHE-ECDSA-CAMELLIA128-SHA", "TLS-ECDHE-ECDSA-WITH-CAMELLIA-128-CBC-SHA"}, + {"ECDHE-ECDSA-CAMELLIA256-SHA256", "TLS-ECDHE-ECDSA-WITH-CAMELLIA-256-CBC-SHA256"}, + {"ECDHE-ECDSA-CAMELLIA256-SHA", "TLS-ECDHE-ECDSA-WITH-CAMELLIA-256-CBC-SHA"}, + {"ECDHE-ECDSA-DES-CBC3-SHA", "TLS-ECDHE-ECDSA-WITH-3DES-EDE-CBC-SHA"}, + {"ECDHE-ECDSA-DES-CBC-SHA", "TLS-ECDHE-ECDSA-WITH-DES-CBC-SHA"}, + {"ECDHE-ECDSA-RC4-SHA", "TLS-ECDHE-ECDSA-WITH-RC4-128-SHA"}, + {"ECDHE-RSA-AES128-GCM-SHA256", "TLS-ECDHE-RSA-WITH-AES-128-GCM-SHA256"}, + {"ECDHE-RSA-AES128-SHA256", "TLS-ECDHE-RSA-WITH-AES-128-CBC-SHA256"}, + {"ECDHE-RSA-AES128-SHA384", "TLS-ECDHE-RSA-WITH-AES-128-CBC-SHA384"}, + {"ECDHE-RSA-AES128-SHA", "TLS-ECDHE-RSA-WITH-AES-128-CBC-SHA"}, + {"ECDHE-RSA-AES256-GCM-SHA384", "TLS-ECDHE-RSA-WITH-AES-256-GCM-SHA384"}, + {"ECDHE-RSA-AES256-SHA256", "TLS-ECDHE-RSA-WITH-AES-256-CBC-SHA256"}, + {"ECDHE-RSA-AES256-SHA384", "TLS-ECDHE-RSA-WITH-AES-256-CBC-SHA384"}, + {"ECDHE-RSA-AES256-SHA", "TLS-ECDHE-RSA-WITH-AES-256-CBC-SHA"}, + {"ECDHE-RSA-CAMELLIA128-SHA256", "TLS-ECDHE-RSA-WITH-CAMELLIA-128-CBC-SHA256"}, + {"ECDHE-RSA-CAMELLIA128-SHA", "TLS-ECDHE-RSA-WITH-CAMELLIA-128-CBC-SHA"}, + {"ECDHE-RSA-CAMELLIA256-SHA256", "TLS-ECDHE-RSA-WITH-CAMELLIA-256-CBC-SHA256"}, + {"ECDHE-RSA-CAMELLIA256-SHA", "TLS-ECDHE-RSA-WITH-CAMELLIA-256-CBC-SHA"}, + {"ECDHE-RSA-DES-CBC3-SHA", "TLS-ECDHE-RSA-WITH-3DES-EDE-CBC-SHA"}, + {"ECDHE-RSA-DES-CBC-SHA", "TLS-ECDHE-RSA-WITH-DES-CBC-SHA"}, + {"ECDHE-RSA-RC4-SHA", "TLS-ECDHE-RSA-WITH-RC4-128-SHA"}, + {"ECDH-RSA-AES128-GCM-SHA256", "TLS-ECDH-RSA-WITH-AES-128-GCM-SHA256"}, + {"ECDH-RSA-AES128-SHA256", "TLS-ECDH-RSA-WITH-AES-128-CBC-SHA256"}, + {"ECDH-RSA-AES128-SHA384", "TLS-ECDH-RSA-WITH-AES-128-CBC-SHA384"}, + {"ECDH-RSA-AES128-SHA", "TLS-ECDH-RSA-WITH-AES-128-CBC-SHA"}, + {"ECDH-RSA-AES256-GCM-SHA384", "TLS-ECDH-RSA-WITH-AES-256-GCM-SHA384"}, + {"ECDH-RSA-AES256-SHA256", "TLS-ECDH-RSA-WITH-AES-256-CBC-SHA256"}, + {"ECDH-RSA-AES256-SHA384", "TLS-ECDH-RSA-WITH-AES-256-CBC-SHA384"}, + {"ECDH-RSA-AES256-SHA", "TLS-ECDH-RSA-WITH-AES-256-CBC-SHA"}, + {"ECDH-RSA-CAMELLIA128-SHA256", "TLS-ECDH-RSA-WITH-CAMELLIA-128-CBC-SHA256"}, + {"ECDH-RSA-CAMELLIA128-SHA", "TLS-ECDH-RSA-WITH-CAMELLIA-128-CBC-SHA"}, + {"ECDH-RSA-CAMELLIA256-SHA256", "TLS-ECDH-RSA-WITH-CAMELLIA-256-CBC-SHA256"}, + {"ECDH-RSA-CAMELLIA256-SHA", "TLS-ECDH-RSA-WITH-CAMELLIA-256-CBC-SHA"}, + {"ECDH-RSA-DES-CBC3-SHA", "TLS-ECDH-RSA-WITH-3DES-EDE-CBC-SHA"}, + {"ECDH-RSA-DES-CBC-SHA", "TLS-ECDH-RSA-WITH-DES-CBC-SHA"}, + {"ECDH-RSA-RC4-SHA", "TLS-ECDH-RSA-WITH-RC4-128-SHA"}, + {"EDH-DSS-DES-CBC3-SHA", "TLS-DHE-DSS-WITH-3DES-EDE-CBC-SHA"}, + {"EDH-DSS-DES-CBC-SHA", "TLS-DHE-DSS-WITH-DES-CBC-SHA"}, + {"EDH-RSA-DES-CBC3-SHA", "TLS-DHE-RSA-WITH-3DES-EDE-CBC-SHA"}, + {"EDH-RSA-DES-CBC-SHA", "TLS-DHE-RSA-WITH-DES-CBC-SHA"}, + {"EXP-DES-CBC-SHA", "TLS-RSA-EXPORT-WITH-DES40-CBC-SHA"}, + {"EXP-EDH-DSS-DES-CBC-SHA", "TLS-DH-DSS-EXPORT-WITH-DES40-CBC-SHA"}, + {"EXP-EDH-RSA-DES-CBC-SHA", "TLS-DH-RSA-EXPORT-WITH-DES40-CBC-SHA"}, + {"EXP-RC2-CBC-MD5", "TLS-RSA-EXPORT-WITH-RC2-CBC-40-MD5"}, + {"EXP-RC4-MD5", "TLS-RSA-EXPORT-WITH-RC4-40-MD5"}, + {"NULL-MD5", "TLS-RSA-WITH-NULL-MD5"}, + {"NULL-SHA256", "TLS-RSA-WITH-NULL-SHA256"}, + {"NULL-SHA", "TLS-RSA-WITH-NULL-SHA"}, + {"PSK-3DES-EDE-CBC-SHA", "TLS-PSK-WITH-3DES-EDE-CBC-SHA"}, + {"PSK-AES128-CBC-SHA", "TLS-PSK-WITH-AES-128-CBC-SHA"}, + {"PSK-AES256-CBC-SHA", "TLS-PSK-WITH-AES-256-CBC-SHA"}, + {"PSK-RC4-SHA", "TLS-PSK-WITH-RC4-128-SHA"}, + {"RC4-MD5", "TLS-RSA-WITH-RC4-128-MD5"}, + {"RC4-SHA", "TLS-RSA-WITH-RC4-128-SHA"}, + {"SEED-SHA", "TLS-RSA-WITH-SEED-CBC-SHA"}, + {"SRP-DSS-3DES-EDE-CBC-SHA", "TLS-SRP-SHA-DSS-WITH-3DES-EDE-CBC-SHA"}, + {"SRP-DSS-AES-128-CBC-SHA", "TLS-SRP-SHA-DSS-WITH-AES-128-CBC-SHA"}, + {"SRP-DSS-AES-256-CBC-SHA", "TLS-SRP-SHA-DSS-WITH-AES-256-CBC-SHA"}, + {"SRP-RSA-3DES-EDE-CBC-SHA", "TLS-SRP-SHA-RSA-WITH-3DES-EDE-CBC-SHA"}, + {"SRP-RSA-AES-128-CBC-SHA", "TLS-SRP-SHA-RSA-WITH-AES-128-CBC-SHA"}, + {"SRP-RSA-AES-256-CBC-SHA", "TLS-SRP-SHA-RSA-WITH-AES-256-CBC-SHA"}, +#ifdef ENABLE_CRYPTO_OPENSSL + {"DEFAULT", "DEFAULT"}, + {"ALL", "ALL"}, + {"HIGH", "HIGH"}, + {"MEDIUM", "MEDIUM"}, + {"LOW", "LOW"}, + {"ECDH", "ECDH"}, + {"ECDSA", "ECDSA"}, + {"EDH", "EDH"}, + {"EXP", "EXP"}, + {"RSA", "RSA"}, + {"SRP", "SRP"}, +#endif + {NULL, NULL} +}; + +const tls_cipher_name_pair * +tls_get_cipher_name_pair (const char * cipher_name, size_t len) { + const tls_cipher_name_pair * pair = tls_cipher_name_translation_table; + + while (pair->openssl_name != NULL) { + if ((strlen(pair->openssl_name) == len && 0 == memcmp (cipher_name, pair->openssl_name, len)) || + (strlen(pair->iana_name) == len && 0 == memcmp (cipher_name, pair->iana_name, len))) { + return pair; + } + pair++; + } + + // No entry found, return NULL + return NULL; +} /* * Max number of bytes we will add @@ -300,6 +449,27 @@ ssl_put_auth_challenge (const char *cr_str) #endif /* + * Parse a TLS version string, returning a TLS_VER_x constant. + * If version string is not recognized and extra == "or-highest", + * return tls_version_max(). + */ +int +tls_version_min_parse(const char *vstr, const char *extra) +{ + const int max_version = tls_version_max(); + if (!strcmp(vstr, "1.0") && TLS_VER_1_0 <= max_version) + return TLS_VER_1_0; + else if (!strcmp(vstr, "1.1") && TLS_VER_1_1 <= max_version) + return TLS_VER_1_1; + else if (!strcmp(vstr, "1.2") && TLS_VER_1_2 <= max_version) + return TLS_VER_1_2; + else if (extra && !strcmp(extra, "or-highest")) + return max_version; + else + return TLS_VER_BAD; +} + +/* * Initialize SSL context. * All files are in PEM format. */ @@ -348,12 +518,8 @@ init_ssl (const struct options *options, struct tls_root_ctx *new_ctx) #ifdef MANAGMENT_EXTERNAL_KEY else if ((options->management_flags & MF_EXTERNAL_KEY) && options->cert_file) { - openvpn_x509_cert_t *my_cert = NULL; - tls_ctx_load_cert_file(new_ctx, options->cert_file, options->cert_file_inline, - &my_cert); - tls_ctx_use_external_private_key(new_ctx, my_cert); - - tls_ctx_free_cert_file(my_cert); + tls_ctx_use_external_private_key(new_ctx, options->cert_file, + options->cert_file_inline); } #endif else @@ -361,7 +527,7 @@ init_ssl (const struct options *options, struct tls_root_ctx *new_ctx) /* Load Certificate */ if (options->cert_file) { - tls_ctx_load_cert_file(new_ctx, options->cert_file, options->cert_file_inline, NULL); + tls_ctx_load_cert_file(new_ctx, options->cert_file, options->cert_file_inline); } /* Load Private Key */ @@ -385,11 +551,12 @@ init_ssl (const struct options *options, struct tls_root_ctx *new_ctx) tls_ctx_load_extra_certs(new_ctx, options->extra_certs_file, options->extra_certs_file_inline); } + /* Once keys and cert are loaded, load ECDH parameters */ + if (options->tls_server) + tls_ctx_load_ecdh_params(new_ctx, options->ecdh_curve); + /* Allowable ciphers */ - if (options->cipher_list) - { - tls_ctx_restrict_ciphers(new_ctx, options->cipher_list); - } + tls_ctx_restrict_ciphers(new_ctx, options->cipher_list); #ifdef ENABLE_CRYPTO_POLARSSL /* Personalise the random by mixing in the certificate */ @@ -670,6 +837,25 @@ static inline void tls_session_set_self_referential_pointers (struct tls_session session->tls_auth.packet_id = &session->tls_auth_pid; } +/** + * Returns whether or not the server should check for username/password + * + * @param session The current TLS session + * + * @return true if username and password verification is enabled, + * false if not. + */ +static inline bool +tls_session_user_pass_enabled(struct tls_session *session) +{ + return (session->opt->auth_user_pass_verify_script + || plugin_defined (session->opt->plugins, OPENVPN_PLUGIN_AUTH_USER_PASS_VERIFY) +#ifdef MANAGEMENT_DEF_AUTH + || management_enable_def_auth (management) +#endif + ); +} + /** @addtogroup control_processor * @{ */ @@ -959,6 +1145,8 @@ tls_multi_free (struct tls_multi *multi, bool clear) #ifdef MANAGEMENT_DEF_AUTH man_def_auth_set_client_reason(multi, NULL); +#endif +#if P2MP_SERVER free (multi->peer_info); #endif @@ -1175,7 +1363,7 @@ tls1_P_hash(const md_kt_t *md_kt, int olen) { struct gc_arena gc = gc_new (); - int chunk,n; + int chunk; hmac_ctx_t ctx; hmac_ctx_t ctx_tmp; uint8_t A1[MAX_HMAC_KEY_LENGTH]; @@ -1201,7 +1389,6 @@ tls1_P_hash(const md_kt_t *md_kt, hmac_ctx_update(&ctx,seed,seed_len); hmac_ctx_final(&ctx, A1); - n=0; for (;;) { hmac_ctx_reset(&ctx); @@ -1585,7 +1772,6 @@ key_method_1_write (struct buffer *buf, struct tls_session *session) { struct key key; struct key_state *ks = &session->key[KS_PRIMARY]; /* primary key */ - struct key_state *ks_lame = &session->key[KS_LAME_DUCK]; /* retiring key */ ASSERT (session->opt->key_method == 1); ASSERT (buf_init (buf, 0)); @@ -1628,7 +1814,7 @@ push_peer_info(struct buffer *buf, struct tls_session *session) bool ret = false; #ifdef ENABLE_PUSH_PEER_INFO - if (session->opt->push_peer_info) /* write peer info */ + if (session->opt->push_peer_info_detail > 0) { struct env_set *es = session->opt->es; struct env_item *e; @@ -1651,30 +1837,34 @@ push_peer_info(struct buffer *buf, struct tls_session *session) #elif defined(TARGET_FREEBSD) buf_printf (&out, "IV_PLAT=freebsd\n"); #elif defined(TARGET_ANDROID) - buf_printf(&out, "IV_PLAT=android\n"); + buf_printf (&out, "IV_PLAT=android\n"); #elif defined(WIN32) buf_printf (&out, "IV_PLAT=win\n"); #endif - /* push mac addr */ - { - struct route_gateway_info rgi; - get_default_gateway (&rgi); - if (rgi.flags & RGI_HWADDR_DEFINED) - buf_printf (&out, "IV_HWADDR=%s\n", format_hex_ex (rgi.hwaddr, 6, 0, 1, ":", &gc)); - } - - /* push LZO status */ -#ifdef ENABLE_LZO_STUB - buf_printf (&out, "IV_LZO_STUB=1\n"); + /* push compression status */ +#ifdef USE_COMP + comp_generate_peer_info_string(&session->opt->comp_options, &out); #endif - /* push env vars that begin with UV_ */ + if (session->opt->push_peer_info_detail >= 2) + { + /* push mac addr */ + struct route_gateway_info rgi; + get_default_gateway (&rgi); + if (rgi.flags & RGI_HWADDR_DEFINED) + buf_printf (&out, "IV_HWADDR=%s\n", format_hex_ex (rgi.hwaddr, 6, 0, 1, ":", &gc)); + buf_printf (&out, "IV_SSL=%s\n", get_ssl_library_version() ); + } + + /* push env vars that begin with UV_ and IV_GUI_VER */ for (e=es->list; e != NULL; e=e->next) { if (e->string) { - if (!strncmp(e->string, "UV_", 3) && buf_safe(&out, strlen(e->string)+1)) + if (((strncmp(e->string, "UV_", 3)==0 && session->opt->push_peer_info_detail >= 2) + || (strncmp(e->string,"IV_GUI_VER=",sizeof("IV_GUI_VER=")-1)==0)) + && buf_safe(&out, strlen(e->string)+1)) buf_printf (&out, "%s\n", e->string); } } @@ -1699,7 +1889,6 @@ static bool key_method_2_write (struct buffer *buf, struct tls_session *session) { struct key_state *ks = &session->key[KS_PRIMARY]; /* primary key */ - struct key_state *ks_lame = &session->key[KS_LAME_DUCK]; /* retiring key */ ASSERT (session->opt->key_method == 2); ASSERT (buf_init (buf, 0)); @@ -1783,7 +1972,6 @@ key_method_1_read (struct buffer *buf, struct tls_session *session) int status; struct key key; struct key_state *ks = &session->key[KS_PRIMARY]; /* primary key */ - struct key_state *ks_lame = &session->key[KS_LAME_DUCK]; /* retiring key */ ASSERT (session->opt->key_method == 1); @@ -1842,13 +2030,13 @@ static bool key_method_2_read (struct buffer *buf, struct tls_multi *multi, struct tls_session *session) { struct key_state *ks = &session->key[KS_PRIMARY]; /* primary key */ - struct key_state *ks_lame = &session->key[KS_LAME_DUCK]; /* retiring key */ int key_method_flags; bool username_status, password_status; struct gc_arena gc = gc_new (); char *options; + struct user_pass *up; /* allocate temporary objects */ ALLOC_ARRAY_CLEAR_GC (options, char, TLS_OPTIONS_LEN, &gc); @@ -1884,15 +2072,25 @@ key_method_2_read (struct buffer *buf, struct tls_multi *multi, struct tls_sessi ks->authenticated = false; - if (verify_user_pass_enabled(session)) - { - /* Perform username/password authentication */ - struct user_pass *up; + /* always extract username + password fields from buf, even if not + * authenticating for it, because otherwise we can't get at the + * peer_info data which follows behind + */ + ALLOC_OBJ_CLEAR_GC (up, struct user_pass, &gc); + username_status = read_string (buf, up->username, USER_PASS_LEN); + password_status = read_string (buf, up->password, USER_PASS_LEN); - ALLOC_OBJ_CLEAR_GC (up, struct user_pass, &gc); - username_status = read_string (buf, up->username, USER_PASS_LEN); - password_status = read_string (buf, up->password, USER_PASS_LEN); +#if P2MP_SERVER + /* get peer info from control channel */ + free (multi->peer_info); + multi->peer_info = read_string_alloc (buf); + if ( multi->peer_info ) + output_peer_info_env (session->opt->es, multi->peer_info); +#endif + if (tls_session_user_pass_enabled(session)) + { + /* Perform username/password authentication */ if (!username_status || !password_status) { CLEAR (*up); @@ -1903,14 +2101,7 @@ key_method_2_read (struct buffer *buf, struct tls_multi *multi, struct tls_sessi } } -#ifdef MANAGEMENT_DEF_AUTH - /* get peer info from control channel */ - free (multi->peer_info); - multi->peer_info = read_string_alloc (buf); -#endif - verify_user_pass(up, multi, session); - CLEAR (*up); } else { @@ -1924,6 +2115,9 @@ key_method_2_read (struct buffer *buf, struct tls_multi *multi, struct tls_sessi ks->authenticated = true; } + /* clear username and password from memory */ + CLEAR (*up); + /* Perform final authentication checks */ if (ks->authenticated) { |