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|
use Test::More 'no_plan';
use strict;
$ENV{CGI_APP_RETURN_ONLY} = 1;
{
package WebApp;
use CGI::Application;
use vars qw(@ISA);
use URI;
@ISA = ('CGI::Application');
use Test::More;
use CGI::Application::Plugin::LinkIntegrity;
sub setup {
my $self = shift;
$self->run_modes([qw/start/]);
$self->link_integrity_config(
'secret' => 'foo',
);
}
sub start {
my $self = shift;
# Test that the checksum actually is generated. Using a known
# method ('Digest::MD5') independently verify the checksum
# checking it against the one generated by CAP::LI
my $secret = 'some super secret';
$self->link_integrity_config(
'secret' => $secret,
'digest_module' => 'Digest::MD5',
'additional_data' => '12345',
);
my $uri = '/foo/bar/baz?one=foo&two=boom';
my $link = $self->link($uri);
my $hmac = Digest::HMAC->new($secret, 'Digest::MD5');
my $u = URI->new($uri, 'http');
$hmac->add($u->scheme || '');
$hmac->add($u->authority || '');
$hmac->add($u->port || '');
$hmac->add($u->path || '');
foreach my $key (sort $u->query_param) {
$hmac->add('key');
$hmac->add($key);
$hmac->add('values');
foreach my $val (sort $u->query_param($key)) {
$hmac->add($val);
}
}
$hmac->add('12345'); # additional_data;
my $checksum = $hmac->hexdigest;
my %params = $link->query_form;
ok(keys %params == 3, '[_checksum] param keys');
is($params{'one'}, 'foo', '[_checksum] param "one"');
is($params{'two'}, 'boom', '[_checksum] param "two"');
is($params{'_checksum'}, $checksum, '[_checksum] param "_checksum"');
# Same test as above, except using a different parameter than
# checksum, and also checking that Digest::MD5 is the default
$secret = 'again with the secrets';
$self->link_integrity_config(
'secret' => $secret,
'checksum_param' => '??_link_guardian__??',
'additional_data' => '54321',
);
$uri = '/foo/bar/baz?one=foo&two=boom';
$link = $self->link($uri);
$hmac = Digest::HMAC->new($secret, 'Digest::MD5');
$u = URI->new($uri, 'http');
$hmac->add($u->scheme || '');
$hmac->add($u->authority || '');
$hmac->add($u->port || '');
$hmac->add($u->path || '');
foreach my $key (sort $u->query_param) {
$hmac->add('key');
$hmac->add($key);
$hmac->add('values');
foreach my $val (sort $u->query_param($key)) {
$hmac->add($val);
}
}
$hmac->add('54321'); # additional_data;
$checksum = $hmac->hexdigest;
%params = $link->query_form;
ok(keys %params == 3, '[??_link_guardian__??] param keys');
is($params{'one'}, 'foo', '[??_link_guardian__??] param "one"');
is($params{'two'}, 'boom', '[??_link_guardian__??] param "two"');
is($params{'??_link_guardian__??'}, $checksum, '[??_link_guardian__??] param "??_link_guardian__??"');
# Same test as above, except using a subroutine for the additional data
# parameter
$secret = 'again with the secrets';
$self->param('base' => 3);
$self->link_integrity_config(
'secret' => $secret,
'checksum_param' => '??_link_guardian__??',
'additional_data' => sub { my $self = shift; $self->param('base') * 10 * 10 * 5 },
);
$uri = '/foo/bar/baz?one=foo&two=boom';
$link = $self->link($uri);
$hmac = Digest::HMAC->new($secret, 'Digest::MD5');
$u = URI->new($uri, 'http');
$hmac->add($u->scheme || '');
$hmac->add($u->authority || '');
$hmac->add($u->port || '');
$hmac->add($u->path || '');
foreach my $key (sort $u->query_param) {
$hmac->add('key');
$hmac->add($key);
$hmac->add('values');
foreach my $val (sort $u->query_param($key)) {
$hmac->add($val);
}
}
$hmac->add(1500); # additional_data sub (base = 3) * 10 * 10 * 5;
$checksum = $hmac->hexdigest;
%params = $link->query_form;
ok(keys %params == 3, '[additional_data sub] param keys');
is($params{'one'}, 'foo', '[additional_data sub] param "one"');
is($params{'two'}, 'boom', '[additional_data sub] param "two"');
is($params{'??_link_guardian__??'}, $checksum, '[additional_data sub] param "??_link_guardian__??"');
# Same test but with SHA1 (if available)
SKIP: {
eval {
require Digest::SHA;
};
skip 'Digest::SHA not installed', 3 if $@;
$secret = 'even secreter';
$self->link_integrity_config(
'secret' => $secret,
'digest_module' => 'Digest::SHA',
'additional_data' => 'abcde',
);
$uri = '/foo/bar/baz?one=foo&two=boom';
$link = $self->link($uri);
$hmac = Digest::HMAC->new($secret, 'Digest::SHA');
$u = URI->new($uri, 'http');
$hmac->add($u->scheme || '');
$hmac->add($u->authority || '');
$hmac->add($u->port || '');
$hmac->add($u->path || '');
foreach my $key (sort $u->query_param) {
$hmac->add('key');
$hmac->add($key);
$hmac->add('values');
foreach my $val (sort $u->query_param($key)) {
$hmac->add($val);
}
}
$hmac->add('abcde'); # additional_data;
$checksum = $hmac->hexdigest;
%params = $link->query_form;
ok(keys %params == 3, '[(SHA1)_checksum] param keys');
is($params{'one'}, 'foo', '[(SHA1)_checksum] param "one"');
is($params{'two'}, 'boom', '[(SHA1)_checksum] param "two"');
is($params{'_checksum'}, $checksum, '[(SHA1)_checksum] param "_checksum"');
}
# Now use a custom checksum_generator
$secret = '_X_';
$self->link_integrity_config(
'secret' => $secret,
'additional_data' => 'edcba',
'checksum_generator' => sub {
my ($secret, $uri, $additional_data) = @_;
my @words = split /\W/, $uri->as_string;
return (join $secret, @words) . '|' . $additional_data;
}
);
$uri = '/foo/bar/baz?one=foo&two=boom';
$link = $self->link($uri);
$checksum = '_X_foo_X_bar_X_baz_X_one_X_foo_X_two_X_boom|edcba';
%params = $link->query_form;
ok(keys %params == 3, '[checksum_generator] param keys');
is($params{'one'}, 'foo', '[checksum_generator] param "one"');
is($params{'two'}, 'boom', '[checksum_generator] param "two"');
is($params{'_checksum'}, $checksum, '[checksum_generator] param "_checksum"');
}
}
WebApp->new->run;
|
