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1#!/usr/bin/perl
2
3# Copyright (C) 2006 Alexey Proskuryakov (ap@nypop.com)
4#
5# Redistribution and use in source and binary forms, with or without
6# modification, are permitted provided that the following conditions
7# are met:
8#
9# 1.  Redistributions of source code must retain the above copyright
10#     notice, this list of conditions and the following disclaimer.
11# 2.  Redistributions in binary form must reproduce the above copyright
12#     notice, this list of conditions and the following disclaimer in the
13#     documentation and/or other materials provided with the distribution.
14# 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
15#     its contributors may be used to endorse or promote products derived
16#     from this software without specific prior written permission.
17#
18# THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
19# EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
20# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
21# DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
22# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
23# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
24# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
25# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28
29# A script to semi-automatically run mangleme tests.
30
31use strict;
32use warnings;
33
34use Cwd;
35use FindBin;
36use Getopt::Long;
37use IPC::Open2;
38
39use lib $FindBin::Bin;
40use webkitdirs;
41
42sub openHTTPDIfNeeded();
43sub closeHTTPD();
44sub runSafariWithMangleme();
45
46# Argument handling
47my $guardMalloc = '';
48my $httpdPort = 8000;
49my $downloadTest;
50
51GetOptions(
52    'guard-malloc|g' => \$guardMalloc,
53    'get=s' => \$downloadTest,
54    'port=i' => \$httpdPort
55);
56
57
58setConfiguration();
59my $productDir = productDir();
60
61chdirWebKit();
62
63checkFrameworks();
64
65mkdir "WebKitBuild/mangleme";
66(system "/usr/bin/make", "-C", "WebKitTools/mangleme") == 0 or die;
67
68my $httpdOpen = 0;
69openHTTPDIfNeeded();
70
71if ($downloadTest) {
72    system "/usr/bin/curl -o ~/Desktop/mangleme$downloadTest.html http://127.0.0.1:$httpdPort/remangle.cgi?$downloadTest";
73    print "Saved the test as mangleme$downloadTest.html on the desktop\n";
74} else {
75    runSafariWithMangleme();
76    print "Last generated tests:\n";
77    system "grep 'Mangle attempt' /tmp/WebKit/error_log.txt | tail -n -5 | awk ' {print \$4}'";
78}
79
80closeHTTPD();
81
82
83sub runSafariWithMangleme()
84{
85    my $redirectTo;
86    if (@ARGV) {
87        $redirectTo = "http://127.0.0.1:$httpdPort/remangle.cgi?$ARGV[0]";
88    } else {
89        $redirectTo = "http://127.0.0.1:$httpdPort/mangle.cgi";
90    }
91
92    open REDIRECT_HTML, ">", "/tmp/WebKit/redirect.html" or die;
93    print REDIRECT_HTML "<html>\n";
94    print REDIRECT_HTML "    <head>\n";
95    print REDIRECT_HTML "        <meta http-equiv=\"refresh\" content=\"1;URL=$redirectTo\" />\n";
96    print REDIRECT_HTML "        <script type=\"text/javascript\">\n";
97    print REDIRECT_HTML "            document.location = \"$redirectTo\";\n";
98    print REDIRECT_HTML "        </script>\n";
99    print REDIRECT_HTML "    </head>\n";
100    print REDIRECT_HTML "    <body>\n";
101    print REDIRECT_HTML "    </body>\n";
102    print REDIRECT_HTML "</html>\n";
103    close REDIRECT_HTML;
104
105    local %ENV;
106    $ENV{DYLD_INSERT_LIBRARIES} = "/usr/lib/libgmalloc.dylib" if $guardMalloc;
107    system "WebKitTools/Scripts/run-safari", "-NSOpen", "/tmp/WebKit/redirect.html";
108}
109
110sub openHTTPDIfNeeded()
111{
112    return if $httpdOpen;
113
114    mkdir "/tmp/WebKit";
115
116    if (-f "/tmp/WebKit/httpd.pid") {
117        my $oldPid = `cat /tmp/WebKit/httpd.pid`;
118        chomp $oldPid;
119        if (0 != kill 0, $oldPid) {
120            print "\nhttpd is already running: pid $oldPid, killing...\n";
121            kill 15, $oldPid;
122
123            my $retryCount = 20;
124            while ((0 != kill 0, $oldPid) && $retryCount) {
125                sleep 1;
126                --$retryCount;
127            }
128
129            die "Timed out waiting for httpd to quit" unless $retryCount;
130        }
131    }
132
133    my $testDirectory = getcwd() . "/LayoutTests";
134    my $manglemeDirectory = getcwd() . "/WebKitBuild/mangleme";
135    my $httpdPath = "/usr/sbin/httpd";
136    my $httpdConfig = "$testDirectory/http/conf/httpd.conf";
137    $httpdConfig = "$testDirectory/http/conf/apache2-httpd.conf" if `$httpdPath -v` =~ m|Apache/2|;
138    my $documentRoot = "$manglemeDirectory";
139    my $typesConfig = "$testDirectory/http/conf/mime.types";
140    my $sslCertificate = "$testDirectory/http/conf/webkit-httpd.pem";
141    my $listen = "127.0.0.1:$httpdPort";
142
143    open2(\*HTTPDIN, \*HTTPDOUT, $httpdPath,
144        "-f", "$httpdConfig",
145        "-C", "DocumentRoot \"$documentRoot\"",
146        "-C", "Listen $listen",
147        "-c", "TypesConfig \"$typesConfig\"",
148        "-c", "CustomLog \"/tmp/WebKit/access_log.txt\" common",
149        "-c", "ErrorLog \"/tmp/WebKit/error_log.txt\"",
150        "-c", "SSLCertificateFile \"$sslCertificate\"",
151        # Apache wouldn't run CGIs with permissions==700 otherwise
152        "-c", "User \"#$<\"");
153
154    my $retryCount = 20;
155    while (system("/usr/bin/curl -q --silent --stderr - --output /dev/null $listen") && $retryCount) {
156        sleep 1;
157        --$retryCount;
158    }
159
160    die "Timed out waiting for httpd to start" unless $retryCount;
161
162    $httpdOpen = 1;
163}
164
165sub closeHTTPD()
166{
167    return if !$httpdOpen;
168
169    close HTTPDIN;
170    close HTTPDOUT;
171
172    kill 15, `cat /tmp/WebKit/httpd.pid` if -f "/tmp/WebKit/httpd.pid";
173
174    $httpdOpen = 0;
175}
176