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Revert "Remove tests that depend on TLS or X.509"

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This reverts commit 9afb2e9921.

Conflicts:
* include/CMakeLists.txt
  * "Make config.h available" comment: there has been a change
    adjacent to where it was removed. Just re-add what was removed.
* tests/CMakeLists.txt:
  * compat.sh: there has been a change immediately before where it was
    removed. Just re-add what was removed.
This commit is contained in:
Gilles Peskine 2020-02-26 19:48:43 +01:00 • committed by Ronald Cron
parent 1a9c624fce
commit 7dc97048d6
24 changed files with 13166 additions and 4 deletions
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86
tests/scripts/tcp_client.pl Executable file
View file

@ -0,0 +1,86 @@
#!/usr/bin/env perl
# A simple TCP client that sends some data and expects a response.
# Usage: tcp_client.pl HOSTNAME PORT DATA1 RESPONSE1
# DATA: hex-encoded data to send to the server
# RESPONSE: regexp that must match the server's response
use warnings;
use strict;
use IO::Socket::INET;
# Pack hex digits into a binary string, ignoring whitespace.
sub parse_hex {
my ($hex) = @_;
$hex =~ s/\s+//g;
return pack('H*', $hex);
}
## Open a TCP connection to the specified host and port.
sub open_connection {
my ($host, $port) = @_;
my $socket = IO::Socket::INET->new(PeerAddr => $host,
PeerPort => $port,
Proto => 'tcp',
Timeout => 1);
die "Cannot connect to $host:$port: $!" unless $socket;
return $socket;
}
## Close the TCP connection.
sub close_connection {
my ($connection) = @_;
$connection->shutdown(2);
# Ignore shutdown failures (at least for now)
return 1;
}
## Write the given data, expressed as hexadecimal
sub write_data {
my ($connection, $hexdata) = @_;
my $data = parse_hex($hexdata);
my $total_sent = 0;
while ($total_sent < length($data)) {
my $sent = $connection->send($data, 0);
if (!defined $sent) {
die "Unable to send data: $!";
}
$total_sent += $sent;
}
return 1;
}
## Read a response and check it against an expected prefix
sub read_response {
my ($connection, $expected_hex) = @_;
my $expected_data = parse_hex($expected_hex);
my $start_offset = 0;
while ($start_offset < length($expected_data)) {
my $actual_data;
my $ok = $connection->recv($actual_data, length($expected_data));
if (!defined $ok) {
die "Unable to receive data: $!";
}
if (($actual_data ^ substr($expected_data, $start_offset)) =~ /[^\000]/) {
printf STDERR ("Received \\x%02x instead of \\x%02x at offset %d\n",
ord(substr($actual_data, $-[0], 1)),
ord(substr($expected_data, $start_offset + $-[0], 1)),
$start_offset + $-[0]);
return 0;
}
$start_offset += length($actual_data);
}
return 1;
}
if (@ARGV != 4) {
print STDERR "Usage: $0 HOSTNAME PORT DATA1 RESPONSE1\n";
exit(3);
}
my ($host, $port, $data1, $response1) = @ARGV;
my $connection = open_connection($host, $port);
write_data($connection, $data1);
if (!read_response($connection, $response1)) {
exit(1);
}
close_connection($connection);