<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN"
"http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head><meta http-equiv="content-type" content="text/html; charset=utf-8" />
<title>[194660] trunk/Source/WebKit2</title>
</head>
<body>
<style type="text/css"><!--
#msg dl.meta { border: 1px #006 solid; background: #369; padding: 6px; color: #fff; }
#msg dl.meta dt { float: left; width: 6em; font-weight: bold; }
#msg dt:after { content:':';}
#msg dl, #msg dt, #msg ul, #msg li, #header, #footer, #logmsg { font-family: verdana,arial,helvetica,sans-serif; font-size: 10pt; }
#msg dl a { font-weight: bold}
#msg dl a:link { color:#fc3; }
#msg dl a:active { color:#ff0; }
#msg dl a:visited { color:#cc6; }
h3 { font-family: verdana,arial,helvetica,sans-serif; font-size: 10pt; font-weight: bold; }
#msg pre { overflow: auto; background: #ffc; border: 1px #fa0 solid; padding: 6px; }
#logmsg { background: #ffc; border: 1px #fa0 solid; padding: 1em 1em 0 1em; }
#logmsg p, #logmsg pre, #logmsg blockquote { margin: 0 0 1em 0; }
#logmsg p, #logmsg li, #logmsg dt, #logmsg dd { line-height: 14pt; }
#logmsg h1, #logmsg h2, #logmsg h3, #logmsg h4, #logmsg h5, #logmsg h6 { margin: .5em 0; }
#logmsg h1:first-child, #logmsg h2:first-child, #logmsg h3:first-child, #logmsg h4:first-child, #logmsg h5:first-child, #logmsg h6:first-child { margin-top: 0; }
#logmsg ul, #logmsg ol { padding: 0; list-style-position: inside; margin: 0 0 0 1em; }
#logmsg ul { text-indent: -1em; padding-left: 1em; }#logmsg ol { text-indent: -1.5em; padding-left: 1.5em; }
#logmsg > ul, #logmsg > ol { margin: 0 0 1em 0; }
#logmsg pre { background: #eee; padding: 1em; }
#logmsg blockquote { border: 1px solid #fa0; border-left-width: 10px; padding: 1em 1em 0 1em; background: white;}
#logmsg dl { margin: 0; }
#logmsg dt { font-weight: bold; }
#logmsg dd { margin: 0; padding: 0 0 0.5em 0; }
#logmsg dd:before { content:'\00bb';}
#logmsg table { border-spacing: 0px; border-collapse: collapse; border-top: 4px solid #fa0; border-bottom: 1px solid #fa0; background: #fff; }
#logmsg table th { text-align: left; font-weight: normal; padding: 0.2em 0.5em; border-top: 1px dotted #fa0; }
#logmsg table td { text-align: right; border-top: 1px dotted #fa0; padding: 0.2em 0.5em; }
#logmsg table thead th { text-align: center; border-bottom: 1px solid #fa0; }
#logmsg table th.Corner { text-align: left; }
#logmsg hr { border: none 0; border-top: 2px dashed #fa0; height: 1px; }
#header, #footer { color: #fff; background: #636; border: 1px #300 solid; padding: 6px; }
#patch { width: 100%; }
#patch h4 {font-family: verdana,arial,helvetica,sans-serif;font-size:10pt;padding:8px;background:#369;color:#fff;margin:0;}
#patch .propset h4, #patch .binary h4 {margin:0;}
#patch pre {padding:0;line-height:1.2em;margin:0;}
#patch .diff {width:100%;background:#eee;padding: 0 0 10px 0;overflow:auto;}
#patch .propset .diff, #patch .binary .diff {padding:10px 0;}
#patch span {display:block;padding:0 10px;}
#patch .modfile, #patch .addfile, #patch .delfile, #patch .propset, #patch .binary, #patch .copfile {border:1px solid #ccc;margin:10px 0;}
#patch ins {background:#dfd;text-decoration:none;display:block;padding:0 10px;}
#patch del {background:#fdd;text-decoration:none;display:block;padding:0 10px;}
#patch .lines, .info {color:#888;background:#fff;}
--></style>
<div id="msg">
<dl class="meta">
<dt>Revision</dt> <dd><a href="http://trac.webkit.org/projects/webkit/changeset/194660">194660</a></dd>
<dt>Author</dt> <dd>dbates@webkit.org</dd>
<dt>Date</dt> <dd>2016-01-06 13:15:35 -0800 (Wed, 06 Jan 2016)</dd>
</dl>
<h3>Log Message</h3>
<pre>Use code signed identifier as part of user directory suffix
https://bugs.webkit.org/show_bug.cgi?id=152310
<rdar://problem/13352225>
Reviewed by Brent Fulgham.
* Shared/mac/ChildProcessMac.mm:
(WebKit::findSecCodeForProcess): Added.
(WebKit::ChildProcess::initializeSandbox): Modified to use an identifier
from the code signature of the app/tool as part of the user directory suffix.</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkSourceWebKit2ChangeLog">trunk/Source/WebKit2/ChangeLog</a></li>
<li><a href="#trunkSourceWebKit2SharedmacChildProcessMacmm">trunk/Source/WebKit2/Shared/mac/ChildProcessMac.mm</a></li>
</ul>
</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunkSourceWebKit2ChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebKit2/ChangeLog (194659 => 194660)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebKit2/ChangeLog 2016-01-06 21:13:32 UTC (rev 194659)
+++ trunk/Source/WebKit2/ChangeLog 2016-01-06 21:15:35 UTC (rev 194660)
</span><span class="lines">@@ -1,3 +1,16 @@
</span><ins>+2016-01-06 Daniel Bates <dabates@apple.com>
+
+ Use code signed identifier as part of user directory suffix
+ https://bugs.webkit.org/show_bug.cgi?id=152310
+ <rdar://problem/13352225>
+
+ Reviewed by Brent Fulgham.
+
+ * Shared/mac/ChildProcessMac.mm:
+ (WebKit::findSecCodeForProcess): Added.
+ (WebKit::ChildProcess::initializeSandbox): Modified to use an identifier
+ from the code signature of the app/tool as part of the user directory suffix.
+
</ins><span class="cx"> 2016-01-06 Brian Burg <bburg@apple.com>
</span><span class="cx">
</span><span class="cx"> Add a WebKit SPI for registering an automation controller with RemoteInspector
</span></span></pre></div>
<a id="trunkSourceWebKit2SharedmacChildProcessMacmm"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebKit2/Shared/mac/ChildProcessMac.mm (194659 => 194660)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebKit2/Shared/mac/ChildProcessMac.mm 2016-01-06 21:13:32 UTC (rev 194659)
+++ trunk/Source/WebKit2/Shared/mac/ChildProcessMac.mm 2016-01-06 21:15:35 UTC (rev 194660)
</span><span class="lines">@@ -1,5 +1,5 @@
</span><span class="cx"> /*
</span><del>- * Copyright (C) 2012 Apple Inc. All rights reserved.
</del><ins>+ * Copyright (C) 2012, 2015 Apple Inc. All rights reserved.
</ins><span class="cx"> *
</span><span class="cx"> * Redistribution and use in source and binary forms, with or without
</span><span class="cx"> * modification, are permitted provided that the following conditions
</span><span class="lines">@@ -38,6 +38,7 @@
</span><span class="cx"> #import <pwd.h>
</span><span class="cx"> #import <stdlib.h>
</span><span class="cx"> #import <sysexits.h>
</span><ins>+#import <wtf/cf/TypeCastsCF.h>
</ins><span class="cx"> #import <wtf/spi/darwin/SandboxSPI.h>
</span><span class="cx">
</span><span class="cx"> #ifdef __has_include
</span><span class="lines">@@ -79,6 +80,18 @@
</span><span class="cx"> [[NSFileManager defaultManager] changeCurrentDirectoryPath:[[NSBundle mainBundle] bundlePath]];
</span><span class="cx"> }
</span><span class="cx">
</span><ins>+static RetainPtr<SecCodeRef> findSecCodeForProcess(pid_t pid)
+{
+ RetainPtr<CFNumberRef> pidCFNumber = adoptCF(CFNumberCreate(kCFAllocatorDefault, kCFNumberIntType, &pid));
+ const void* keys[] = { kSecGuestAttributePid };
+ const void* values[] = { pidCFNumber.get() };
+ RetainPtr<CFDictionaryRef> attributes = adoptCF(CFDictionaryCreate(kCFAllocatorDefault, keys, values, WTF_ARRAY_LENGTH(keys), &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks));
+ SecCodeRef code = nullptr;
+ if (SecCodeCopyGuestWithAttributes(nullptr, attributes.get(), kSecCSDefaultFlags, &code))
+ return nullptr;
+ return adoptCF(code);
+}
+
</ins><span class="cx"> void ChildProcess::initializeSandbox(const ChildProcessInitializationParameters& parameters, SandboxInitializationParameters& sandboxParameters)
</span><span class="cx"> {
</span><span class="cx"> NSBundle *webkit2Bundle = [NSBundle bundleForClass:NSClassFromString(@"WKView")];
</span><span class="lines">@@ -89,8 +102,35 @@
</span><span class="cx"> if (userDirectorySuffix != parameters.extraInitializationData.end())
</span><span class="cx"> sandboxParameters.setUserDirectorySuffix([makeString(userDirectorySuffix->value, '/', String([[NSBundle mainBundle] bundleIdentifier])) fileSystemRepresentation]);
</span><span class="cx"> else {
</span><del>- String defaultUserDirectorySuffix = makeString(String([[NSBundle mainBundle] bundleIdentifier]), '+', parameters.clientIdentifier);
- sandboxParameters.setUserDirectorySuffix(defaultUserDirectorySuffix);
</del><ins>+ String clientIdentifierToUse;
+ RetainPtr<SecCodeRef> code = findSecCodeForProcess(xpc_connection_get_pid(parameters.connectionIdentifier.xpcConnection.get()));
+ RELEASE_ASSERT(code);
+
+ CFStringRef appleSignedOrMacAppStoreSignedOrAppleDeveloperSignedRequirement = CFSTR("(anchor apple) or (anchor apple generic and certificate leaf[field.1.2.840.113635.100.6.1.9]) or (anchor apple generic and certificate 1[field.1.2.840.113635.100.6.2.6] and certificate leaf[field.1.2.840.113635.100.6.1.13])");
+ SecRequirementRef signingRequirement;
+ OSStatus status = SecRequirementCreateWithString(appleSignedOrMacAppStoreSignedOrAppleDeveloperSignedRequirement, kSecCSDefaultFlags, &signingRequirement);
+ RELEASE_ASSERT(status == errSecSuccess);
+
+ status = SecCodeCheckValidity(code.get(), kSecCSDefaultFlags, signingRequirement);
+ if (status == errSecSuccess) {
+ CFDictionaryRef signingInfo = nullptr;
+ if (!SecCodeCopySigningInformation(code.get(), kSecCSDefaultFlags, &signingInfo)) {
+ if (CFDictionaryRef plist = dynamic_cf_cast<CFDictionaryRef>(CFDictionaryGetValue(signingInfo, kSecCodeInfoPList)))
+ clientIdentifierToUse = String(dynamic_cf_cast<CFStringRef>(CFDictionaryGetValue(plist, kCFBundleIdentifierKey)));
+ else
+ clientIdentifierToUse = String(dynamic_cf_cast<CFStringRef>(CFDictionaryGetValue(signingInfo, kSecCodeInfoIdentifier)));
+ CFRelease(signingInfo);
+ }
+ } else {
+ // Unsigned, signed by a third party, or has an invalid/malformed signature
+ clientIdentifierToUse = parameters.clientIdentifier;
+ }
+ CFRelease(signingRequirement);
+ if (clientIdentifierToUse.isEmpty()) {
+ WTFLogAlways("%s: Couldn't get code signed identifier for client: %d\n", getprogname(), status);
+ exit(EX_NOPERM);
+ }
+ sandboxParameters.setUserDirectorySuffix(makeString(String([[NSBundle mainBundle] bundleIdentifier]), '+', clientIdentifierToUse));
</ins><span class="cx"> }
</span><span class="cx"> }
</span><span class="cx">
</span></span></pre>
</div>
</div>
</body>
</html>