diff options
author | Gert Doering <gert@greenie.muc.de> | 2014-04-13 17:29:32 +0200 |
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committer | Gert Doering <gert@greenie.muc.de> | 2014-04-18 20:50:15 +0200 |
commit | 1ec984b154aa3247ef58c9d44e7e477880b632b1 (patch) | |
tree | 491177efa2727f7141ef459e3aee3f154b05c132 /src | |
parent | 4b4fac9184fcea1eab4f4223309211780cee188a (diff) | |
download | openvpn-1ec984b154aa3247ef58c9d44e7e477880b632b1.tar.gz openvpn-1ec984b154aa3247ef58c9d44e7e477880b632b1.tar.xz openvpn-1ec984b154aa3247ef58c9d44e7e477880b632b1.zip |
Add SSL library version reporting.
Print the version of the SSL and LZO library (if any) used.
SSL library version is also sent as IV_SSL=<version> to the server if
--push-peer-info is enabled.
Signed-off-by: Gert Doering <gert@greenie.muc.de>
Acked-by: Steffan Karger <steffan.karger@fox-it.com>
Message-Id: <20140416152456.GI16637@greenie.muc.de>
URL: http://article.gmane.org/gmane.network.openvpn.devel/8537
Diffstat (limited to 'src')
-rw-r--r-- | src/openvpn/openvpn.c | 1 | ||||
-rw-r--r-- | src/openvpn/options.c | 18 | ||||
-rw-r--r-- | src/openvpn/ssl.c | 1 | ||||
-rw-r--r-- | src/openvpn/ssl_backend.h | 6 | ||||
-rw-r--r-- | src/openvpn/ssl_openssl.c | 6 | ||||
-rw-r--r-- | src/openvpn/ssl_polarssl.c | 10 |
6 files changed, 42 insertions, 0 deletions
diff --git a/src/openvpn/openvpn.c b/src/openvpn/openvpn.c index 5125eae..fd87fc1 100644 --- a/src/openvpn/openvpn.c +++ b/src/openvpn/openvpn.c @@ -220,6 +220,7 @@ openvpn_main (int argc, char *argv[]) /* print version number */ msg (M_INFO, "%s", title_string); + show_library_versions(M_INFO); /* misc stuff */ pre_setup (&c.options); diff --git a/src/openvpn/options.c b/src/openvpn/options.c index 18cb354..4af2974 100644 --- a/src/openvpn/options.c +++ b/src/openvpn/options.c @@ -3435,10 +3435,28 @@ usage_small (void) openvpn_exit (OPENVPN_EXIT_STATUS_USAGE); /* exit point */ } +void +show_library_versions(const unsigned int flags) +{ + msg (flags, "library versions: %s%s%s", +#ifdef ENABLE_SSL + get_ssl_library_version(), +#else + "", +#endif +#ifdef ENABLE_LZO + ", LZO ", lzo_version_string() +#else + "", "" +#endif + ); +} + static void usage_version (void) { msg (M_INFO|M_NOPREFIX, "%s", title_string); + show_library_versions( M_INFO|M_NOPREFIX ); msg (M_INFO|M_NOPREFIX, "Originally developed by James Yonan"); msg (M_INFO|M_NOPREFIX, "Copyright (C) 2002-2010 OpenVPN Technologies, Inc. <sales@openvpn.net>"); #ifndef ENABLE_SMALL diff --git a/src/openvpn/ssl.c b/src/openvpn/ssl.c index d4acc0f..b09e52b 100644 --- a/src/openvpn/ssl.c +++ b/src/openvpn/ssl.c @@ -1835,6 +1835,7 @@ push_peer_info(struct buffer *buf, struct tls_session *session) 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 */ diff --git a/src/openvpn/ssl_backend.h b/src/openvpn/ssl_backend.h index a6fc3bd..57b03df 100644 --- a/src/openvpn/ssl_backend.h +++ b/src/openvpn/ssl_backend.h @@ -466,4 +466,10 @@ void show_available_tls_ciphers (const char *tls_ciphers); */ void get_highest_preference_tls_cipher (char *buf, int size); +/** + * return a pointer to a static memory area containing the + * name and version number of the SSL library in use + */ +char * get_ssl_library_version(void); + #endif /* SSL_BACKEND_H_ */ diff --git a/src/openvpn/ssl_openssl.c b/src/openvpn/ssl_openssl.c index 0b63e26..1923230 100644 --- a/src/openvpn/ssl_openssl.c +++ b/src/openvpn/ssl_openssl.c @@ -1320,4 +1320,10 @@ get_highest_preference_tls_cipher (char *buf, int size) SSL_CTX_free (ctx); } +char * +get_ssl_library_version(void) +{ + return SSLeay_version(SSLEAY_VERSION); +} + #endif /* defined(ENABLE_SSL) && defined(ENABLE_CRYPTO_OPENSSL) */ diff --git a/src/openvpn/ssl_polarssl.c b/src/openvpn/ssl_polarssl.c index 9dc4e87..c110d0d 100644 --- a/src/openvpn/ssl_polarssl.c +++ b/src/openvpn/ssl_polarssl.c @@ -1079,4 +1079,14 @@ get_highest_preference_tls_cipher (char *buf, int size) strncpynt (buf, cipher_name, size); } +char * +get_ssl_library_version(void) +{ + static char polar_version[30]; + unsigned int pv = version_get_number(); + sprintf( polar_version, "PolarSSL %d.%d.%d", + (pv>>24)&0xff, (pv>>16)&0xff, (pv>>8)&0xff ); + return polar_version; +} + #endif /* defined(ENABLE_SSL) && defined(ENABLE_CRYPTO_POLARSSL) */ |