diff options
Diffstat (limited to 'libs/luci-lib-nixio/axTLS/samples/perl/axssl.pl')
-rwxr-xr-x | libs/luci-lib-nixio/axTLS/samples/perl/axssl.pl | 634 |
1 files changed, 634 insertions, 0 deletions
diff --git a/libs/luci-lib-nixio/axTLS/samples/perl/axssl.pl b/libs/luci-lib-nixio/axTLS/samples/perl/axssl.pl new file mode 100755 index 0000000000..e49d52270d --- /dev/null +++ b/libs/luci-lib-nixio/axTLS/samples/perl/axssl.pl @@ -0,0 +1,634 @@ +#!/usr/bin/perl -w +# +# Copyright (c) 2007, Cameron Rich +# +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions are met: +# +# * Redistributions of source code must retain the above copyright notice, +# this list of conditions and the following disclaimer. +# * Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in the +# documentation and/or other materials provided with the distribution. +# * Neither the name of the axTLS project nor the names of its +# contributors may be used to endorse or promote products derived +# from this software without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR +# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED +# TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY +# OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING +# NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF +# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +# + +# +# Demonstrate the use of the axTLS library in Perl with a set of +# command-line parameters similar to openssl. In fact, openssl clients +# should be able to communicate with axTLS servers and visa-versa. +# +# This code has various bits enabled depending on the configuration. To enable +# the most interesting version, compile with the 'full mode' enabled. +# +# To see what options you have, run the following: +# > [perl] axssl s_server -? +# > [perl] axssl s_client -? +# +# The axtls/axtlsp shared libraries must be in the same directory or be found +# by the OS. axtlsp.pm must be in this directory or be in @INC. +# +# Under Win32, ActivePerl was used (see +# http://www.activestate.com/Products/ActivePerl/?mp=1) +# +use axtlsp; +use IO::Socket; + +# To get access to Win32 file descriptor stuff +my $is_win32 = 0; + +if ($^O eq "MSWin32") +{ + eval("use Win32API::File 0.08 qw( :ALL )"); + $is_win32 = 1; +} + +use strict; + +# +# Win32 has some problems with socket handles +# +sub get_native_sock +{ + my ($sock) = @_; + return $is_win32 ? FdGetOsFHandle($sock) : $sock; +} + +# print version? +if ($#ARGV == 0 && $ARGV[0] eq "version") +{ + printf("axssl.pl ".axtlsp::ssl_version()."\n"); + exit 0; +} + +# +# Main entry point. Doesn't do much except works out whether we are a client +# or a server. +# +print_options($#ARGV > -1 ? $ARGV[0] : "") + if ($#ARGV < 0 || ($ARGV[0] ne "s_server" && $ARGV[0] ne "s_client")); + + +# Cygwin/Win32 issue - flush our output continuously +select STDOUT; +local $|=1; + +my $build_mode = axtlsp::ssl_get_config($axtlsp::SSL_BUILD_MODE); +$ARGV[0] eq "s_server" ? do_server($build_mode) : do_client($build_mode); + +# +# Implement the SSL server logic. +# +sub do_server +{ + my ($build_mode) = @_; + my $i = 1; + my $port = 4433; + my $options = $axtlsp::SSL_DISPLAY_CERTS; + my $quiet = 0; + my $password = undef; + my $private_key_file = undef; + my $cert_size = axtlsp::ssl_get_config($axtlsp::SSL_MAX_CERT_CFG_OFFSET); + my $ca_cert_size = axtlsp::ssl_get_config( + $axtlsp::SSL_MAX_CA_CERT_CFG_OFFSET); + my @cert; + my @ca_cert; + + while ($i <= $#ARGV) + { + if ($ARGV[$i] eq "-accept") + { + print_server_options($build_mode, $ARGV[$i]) if $i >= $#ARGV; + $port = $ARGV[++$i]; + } + elsif ($ARGV[$i] eq "-quiet") + { + $quiet = 1; + $options &= ~$axtlsp::SSL_DISPLAY_CERTS; + } + elsif ($build_mode >= $axtlsp::SSL_BUILD_SERVER_ONLY) + { + if ($ARGV[$i] eq "-cert") + { + print_server_options($build_mode, $ARGV[$i]) + if $i >= $#ARGV || $#cert >= $cert_size-1; + + push @cert, $ARGV[++$i]; + } + elsif ($ARGV[$i] eq "-key") + { + print_server_options($build_mode, $ARGV[$i]) if $i >= $#ARGV; + $private_key_file = $ARGV[++$i]; + $options |= $axtlsp::SSL_NO_DEFAULT_KEY; + } + elsif ($ARGV[$i] eq "-pass") + { + print_server_options($build_mode, $ARGV[$i]) if $i >= $#ARGV; + $password = $ARGV[++$i]; + } + elsif ($build_mode >= $axtlsp::SSL_BUILD_ENABLE_VERIFICATION) + { + if ($ARGV[$i] eq "-verify") + { + $options |= $axtlsp::SSL_CLIENT_AUTHENTICATION; + } + elsif ($ARGV[$i] eq "-CAfile") + { + print_server_options($build_mode, $ARGV[$i]) + if $i >= $#ARGV || $#ca_cert >= $ca_cert_size-1; + push @ca_cert, $ARGV[++$i]; + } + elsif ($build_mode == $axtlsp::SSL_BUILD_FULL_MODE) + { + if ($ARGV[$i] eq "-debug") + { + $options |= $axtlsp::SSL_DISPLAY_BYTES; + } + elsif ($ARGV[$i] eq "-state") + { + $options |= $axtlsp::SSL_DISPLAY_STATES; + } + elsif ($ARGV[$i] eq "-show-rsa") + { + $options |= $axtlsp::SSL_DISPLAY_RSA; + } + else + { + print_server_options($build_mode, $ARGV[$i]); + } + } + else + { + print_server_options($build_mode, $ARGV[$i]); + } + } + else + { + print_server_options($build_mode, $ARGV[$i]); + } + } + else + { + print_server_options($build_mode, $ARGV[$i]); + } + + $i++; + } + + # Create socket for incoming connections + my $server_sock = IO::Socket::INET->new(Proto => 'tcp', + LocalPort => $port, + Listen => 1, + Reuse => 1) or die $!; + + ########################################################################### + # This is where the interesting stuff happens. Up until now we've + # just been setting up sockets etc. Now we do the SSL handshake. + ########################################################################### + my $ssl_ctx = axtlsp::ssl_ctx_new($options, $axtlsp::SSL_DEFAULT_SVR_SESS); + die "Error: Server context is invalid" if not defined $ssl_ctx; + + if (defined $private_key_file) + { + my $obj_type = $axtlsp::SSL_OBJ_RSA_KEY; + + $obj_type = $axtlsp::SSL_OBJ_PKCS8 if $private_key_file =~ /.p8$/; + $obj_type = $axtlsp::SSL_OBJ_PKCS12 if $private_key_file =~ /.p12$/; + + die "Private key '$private_key_file' is undefined." if + axtlsp::ssl_obj_load($ssl_ctx, $obj_type, + $private_key_file, $password); + } + + foreach (@cert) + { + die "Certificate '$_' is undefined." + if axtlsp::ssl_obj_load($ssl_ctx, $axtlsp::SSL_OBJ_X509_CERT, + $_, undef) != $axtlsp::SSL_OK; + } + + foreach (@ca_cert) + { + die "Certificate '$_' is undefined." + if axtlsp::ssl_obj_load($ssl_ctx, $axtlsp::SSL_OBJ_X509_CACERT, + $_, undef) != $axtlsp::SSL_OK; + } + + for (;;) + { + printf("ACCEPT\n") if not $quiet; + my $client_sock = $server_sock->accept; + my $native_sock = get_native_sock($client_sock->fileno); + + # This doesn't work in Win32 - need to get file descriptor from socket. + my $ssl = axtlsp::ssl_server_new($ssl_ctx, $native_sock); + + # do the actual SSL handshake + my $res; + my $buf; + my $connected = 0; + + while (1) + { + ($res, $buf) = axtlsp::ssl_read($ssl, undef); + last if $res < $axtlsp::SSL_OK; + + if ($res == $axtlsp::SSL_OK) # connection established and ok + { + if (axtlsp::ssl_handshake_status($ssl) == $axtlsp::SSL_OK) + { + if (!$quiet && !$connected) + { + display_session_id($ssl); + display_cipher($ssl); + } + + $connected = 1; + } + } + + if ($res > $axtlsp::SSL_OK) + { + printf($$buf); + } + elsif ($res < $axtlsp::SSL_OK) + { + axtlsp::ssl_display_error($res) if not $quiet; + last; + } + } + + # client was disconnected or the handshake failed. + printf("CONNECTION CLOSED\n") if not $quiet; + axtlsp::ssl_free($ssl); + $client_sock->close; + } + + axtlsp::ssl_ctx_free($ssl_ctx); +} + +# +# Implement the SSL client logic. +# +sub do_client +{ + my ($build_mode) = @_; + my $i = 1; + my $port = 4433; + my $options = $axtlsp::SSL_SERVER_VERIFY_LATER|$axtlsp::SSL_DISPLAY_CERTS; + my $private_key_file = undef; + my $reconnect = 0; + my $quiet = 0; + my $password = undef; + my @session_id; + my $host = "127.0.0.1"; + my @cert; + my @ca_cert; + my $cert_size = axtlsp::ssl_get_config( + $axtlsp::SSL_MAX_CERT_CFG_OFFSET); + my $ca_cert_size = axtlsp::ssl_get_config( + $axtlsp::SSL_MAX_CA_CERT_CFG_OFFSET); + + while ($i <= $#ARGV) + { + if ($ARGV[$i] eq "-connect") + { + print_client_options($build_mode, $ARGV[$i]) if $i >= $#ARGV; + ($host, $port) = split(':', $ARGV[++$i]); + } + elsif ($ARGV[$i] eq "-cert") + { + print_client_options($build_mode, $ARGV[$i]) + if $i >= $#ARGV || $#cert >= $cert_size-1; + + push @cert, $ARGV[++$i]; + } + elsif ($ARGV[$i] eq "-key") + { + print_client_options($build_mode, $ARGV[$i]) if $i >= $#ARGV; + $private_key_file = $ARGV[++$i]; + $options |= $axtlsp::SSL_NO_DEFAULT_KEY; + } + elsif ($ARGV[$i] eq "-CAfile") + { + print_client_options($build_mode, $ARGV[$i]) + if $i >= $#ARGV || $#ca_cert >= $ca_cert_size-1; + + push @ca_cert, $ARGV[++$i]; + } + elsif ($ARGV[$i] eq "-verify") + { + $options &= ~$axtlsp::SSL_SERVER_VERIFY_LATER; + } + elsif ($ARGV[$i] eq "-reconnect") + { + $reconnect = 4; + } + elsif ($ARGV[$i] eq "-quiet") + { + $quiet = 1; + $options &= ~$axtlsp::SSL_DISPLAY_CERTS; + } + elsif ($ARGV[$i] eq "-pass") + { + print_server_options($build_mode, $ARGV[$i]) if $i >= $#ARGV; + $password = $ARGV[++$i]; + } + elsif ($build_mode == $axtlsp::SSL_BUILD_FULL_MODE) + { + if ($ARGV[$i] eq "-debug") + { + $options |= $axtlsp::SSL_DISPLAY_BYTES; + } + elsif ($ARGV[$i] eq "-state") + { + $options |= $axtlsp::SSL_DISPLAY_STATES; + } + elsif ($ARGV[$i] eq "-show-rsa") + { + $options |= $axtlsp::SSL_DISPLAY_RSA; + } + else # don't know what this is + { + print_client_options($build_mode, $ARGV[$i]); + } + } + else # don't know what this is + { + print_client_options($build_mode, $ARGV[$i]); + } + + $i++; + } + + my $client_sock = new IO::Socket::INET ( + PeerAddr => $host, PeerPort => $port, Proto => 'tcp') + || die ("no socket: $!"); + my $ssl; + my $res; + my $native_sock = get_native_sock($client_sock->fileno); + + printf("CONNECTED\n") if not $quiet; + + ########################################################################### + # This is where the interesting stuff happens. Up until now we've + # just been setting up sockets etc. Now we do the SSL handshake. + ########################################################################### + my $ssl_ctx = axtlsp::ssl_ctx_new($options, $axtlsp::SSL_DEFAULT_CLNT_SESS); + die "Error: Client context is invalid" if not defined $ssl_ctx; + + if (defined $private_key_file) + { + my $obj_type = $axtlsp::SSL_OBJ_RSA_KEY; + + $obj_type = $axtlsp::SSL_OBJ_PKCS8 if $private_key_file =~ /.p8$/; + $obj_type = $axtlsp::SSL_OBJ_PKCS12 if $private_key_file =~ /.p12$/; + + die "Private key '$private_key_file' is undefined." if + axtlsp::ssl_obj_load($ssl_ctx, $obj_type, + $private_key_file, $password); + } + + foreach (@cert) + { + die "Certificate '$_' is undefined." + if axtlsp::ssl_obj_load($ssl_ctx, $axtlsp::SSL_OBJ_X509_CERT, + $_, undef) != $axtlsp::SSL_OK; + } + + foreach (@ca_cert) + { + die "Certificate '$_' is undefined." + if axtlsp::ssl_obj_load($ssl_ctx, $axtlsp::SSL_OBJ_X509_CACERT, + $_, undef) != $axtlsp::SSL_OK; + } + + # Try session resumption? + if ($reconnect) + { + my $session_id = undef; + my $sess_id_size = 0; + + while ($reconnect--) + { + $ssl = axtlsp::ssl_client_new($ssl_ctx, $native_sock, + $session_id, $sess_id_size); + + $res = axtlsp::ssl_handshake_status($ssl); + if ($res != $axtlsp::SSL_OK) + { + axtlsp::ssl_display_error($res) if !$quiet; + axtlsp::ssl_free($ssl); + exit 1; + } + + display_session_id($ssl); + $session_id = axtlsp::ssl_get_session_id($ssl); + + if ($reconnect) + { + axtlsp::ssl_free($ssl); + $client_sock->close; + $client_sock = new IO::Socket::INET ( + PeerAddr => $host, PeerPort => $port, Proto => 'tcp') + || die ("no socket: $!"); + + } + } + } + else + { + $ssl = axtlsp::ssl_client_new($ssl_ctx, $native_sock, undef, 0); + } + + # check the return status + $res = axtlsp::ssl_handshake_status($ssl); + if ($res != $axtlsp::SSL_OK) + { + axtlsp::ssl_display_error($res) if not $quiet; + exit 1; + } + + if (!$quiet) + { + my $common_name = axtlsp::ssl_get_cert_dn($ssl, + $axtlsp::SSL_X509_CERT_COMMON_NAME); + + printf("Common Name:\t\t\t%s\n", $common_name) if defined $common_name; + display_session_id($ssl); + display_cipher($ssl); + } + + while (<STDIN>) + { + my $cstring = pack("a*x", $_); # add null terminator + $res = axtlsp::ssl_write($ssl, \$cstring, length($cstring)); + if ($res < $axtlsp::SSL_OK) + { + axtlsp::ssl_display_error($res) if not $quiet; + last; + } + } + + axtlsp::ssl_ctx_free($ssl_ctx); + $client_sock->close; +} + +# +# We've had some sort of command-line error. Print out the basic options. +# +sub print_options +{ + my ($option) = @_; + printf("axssl: Error: '%s' is an invalid command.\n", $option); + printf("usage: axssl [s_server|s_client|version] [args ...]\n"); + exit 1; +} + +# +# We've had some sort of command-line error. Print out the server options. +# +sub print_server_options +{ + my ($build_mode, $option) = @_; + my $cert_size = axtlsp::ssl_get_config($axtlsp::SSL_MAX_CERT_CFG_OFFSET); + my $ca_cert_size = axtlsp::ssl_get_config( + $axtlsp::SSL_MAX_CA_CERT_CFG_OFFSET); + + printf("unknown option %s\n", $option); + printf("usage: s_server [args ...]\n"); + printf(" -accept arg\t- port to accept on (default is 4433)\n"); + printf(" -quiet\t\t- No server output\n"); + + if ($build_mode >= $axtlsp::SSL_BUILD_SERVER_ONLY) + { + printf(" -cert arg\t- certificate file to add (in addition to default)". + " to chain -\n". + "\t\t Can repeat up to %d times\n", $cert_size); + printf(" -key arg\t- Private key file to use - default DER format\n"); + printf(" -pass\t\t- private key file pass phrase source\n"); + } + + if ($build_mode >= $axtlsp::SSL_BUILD_ENABLE_VERIFICATION) + { + printf(" -verify\t- turn on peer certificate verification\n"); + printf(" -CAfile arg\t- Certificate authority - default DER format\n"); + printf("\t\t Can repeat up to %d times\n", $ca_cert_size); + } + + if ($build_mode == $axtlsp::SSL_BUILD_FULL_MODE) + { + printf(" -debug\t\t- Print more output\n"); + printf(" -state\t\t- Show state messages\n"); + printf(" -show-rsa\t- Show RSA state\n"); + } + + exit 1; +} + +# +# We've had some sort of command-line error. Print out the client options. +# +sub print_client_options +{ + my ($build_mode, $option) = @_; + my $cert_size = axtlsp::ssl_get_config($axtlsp::SSL_MAX_CERT_CFG_OFFSET); + my $ca_cert_size = axtlsp::ssl_get_config( + $axtlsp::SSL_MAX_CA_CERT_CFG_OFFSET); + + printf("unknown option %s\n", $option); + + if ($build_mode >= $axtlsp::SSL_BUILD_ENABLE_CLIENT) + { + printf("usage: s_client [args ...]\n"); + printf(" -connect host:port - who to connect to (default ". + "is localhost:4433)\n"); + printf(" -verify\t- turn on peer certificate verification\n"); + printf(" -cert arg\t- certificate file to use - default DER format\n"); + printf(" -key arg\t- Private key file to use - default DER format\n"); + printf("\t\t Can repeat up to %d times\n", $cert_size); + printf(" -CAfile arg\t- Certificate authority - default DER format\n"); + printf("\t\t Can repeat up to %d times\n", $ca_cert_size); + printf(" -quiet\t\t- No client output\n"); + printf(" -pass\t\t- private key file pass phrase source\n"); + printf(" -reconnect\t- Drop and re-make the connection ". + "with the same Session-ID\n"); + + if ($build_mode == $axtlsp::SSL_BUILD_FULL_MODE) + { + printf(" -debug\t\t- Print more output\n"); + printf(" -state\t\t- Show state messages\n"); + printf(" -show-rsa\t- Show RSA state\n"); + } + } + else + { + printf("Change configuration to allow this feature\n"); + } + + exit 1; +} + +# +# Display what cipher we are using +# +sub display_cipher +{ + my ($ssl) = @_; + printf("CIPHER is "); + my $cipher_id = axtlsp::ssl_get_cipher_id($ssl); + + if ($cipher_id == $axtlsp::SSL_AES128_SHA) + { + printf("AES128-SHA"); + } + elsif ($cipher_id == $axtlsp::SSL_AES256_SHA) + { + printf("AES256-SHA"); + } + elsif ($axtlsp::SSL_RC4_128_SHA) + { + printf("RC4-SHA"); + } + elsif ($axtlsp::SSL_RC4_128_MD5) + { + printf("RC4-MD5"); + } + else + { + printf("Unknown - %d", $cipher_id); + } + + printf("\n"); +} + +# +# Display what session id we have. +# +sub display_session_id +{ + my ($ssl) = @_; + my $session_id = axtlsp::ssl_get_session_id($ssl); + if (length($$session_id) > 0) + { + printf("-----BEGIN SSL SESSION PARAMETERS-----\n"); + printf(unpack("H*", $$session_id)); + printf("\n-----END SSL SESSION PARAMETERS-----\n"); + } +} |