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/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
/* vim: set ts=2 et sw=2 tw=80: */
/* Any copyright is dedicated to the Public Domain.
* http://creativecommons.org/publicdomain/zero/1.0/ */
/**
* This file tests signature extraction using Windows Authenticode APIs of
* downloaded files.
*/
////////////////////////////////////////////////////////////////////////////////
//// Globals
"use strict";
ChromeUtils.defineModuleGetter(
this,
"NetUtil",
"resource://gre/modules/NetUtil.jsm"
);
ChromeUtils.defineESModuleGetters(this, {
FileTestUtils: "resource://testing-common/FileTestUtils.sys.mjs",
});
const BackgroundFileSaverOutputStream = Components.Constructor(
"@mozilla.org/network/background-file-saver;1?mode=outputstream",
"nsIBackgroundFileSaver"
);
const StringInputStream = Components.Constructor(
"@mozilla.org/io/string-input-stream;1",
"nsIStringInputStream",
"setData"
);
const TEST_FILE_NAME_1 = "test-backgroundfilesaver-1.txt";
/**
* Returns a reference to a temporary file that is guaranteed not to exist and
* is cleaned up later. See FileTestUtils.getTempFile for details.
*/
function getTempFile(leafName) {
return FileTestUtils.getTempFile(leafName);
}
/**
* Waits for the given saver object to complete.
*
* @param aSaver
* The saver, with the output stream or a stream listener implementation.
* @param aOnTargetChangeFn
* Optional callback invoked with the target file name when it changes.
*
* @return {Promise}
* @resolves When onSaveComplete is called with a success code.
* @rejects With an exception, if onSaveComplete is called with a failure code.
*/
function promiseSaverComplete(aSaver, aOnTargetChangeFn) {
return new Promise((resolve, reject) => {
aSaver.observer = {
onTargetChange: function BFSO_onSaveComplete(aSaver, aTarget) {
if (aOnTargetChangeFn) {
aOnTargetChangeFn(aTarget);
}
},
onSaveComplete: function BFSO_onSaveComplete(aSaver, aStatus) {
if (Components.isSuccessCode(aStatus)) {
resolve();
} else {
reject(new Components.Exception("Saver failed.", aStatus));
}
},
};
});
}
/**
* Feeds a string to a BackgroundFileSaverOutputStream.
*
* @param aSourceString
* The source data to copy.
* @param aSaverOutputStream
* The BackgroundFileSaverOutputStream to feed.
* @param aCloseWhenDone
* If true, the output stream will be closed when the copy finishes.
*
* @return {Promise}
* @resolves When the copy completes with a success code.
* @rejects With an exception, if the copy fails.
*/
function promiseCopyToSaver(aSourceString, aSaverOutputStream, aCloseWhenDone) {
return new Promise((resolve, reject) => {
let inputStream = new StringInputStream(
aSourceString,
aSourceString.length
);
let copier = Cc[
"@mozilla.org/network/async-stream-copier;1"
].createInstance(Ci.nsIAsyncStreamCopier);
copier.init(
inputStream,
aSaverOutputStream,
null,
false,
true,
0x8000,
true,
aCloseWhenDone
);
copier.asyncCopy(
{
onStartRequest() {},
onStopRequest(aRequest, aContext, aStatusCode) {
if (Components.isSuccessCode(aStatusCode)) {
resolve();
} else {
reject(new Components.Exception(aStatusCode));
}
},
},
null
);
});
}
var gStillRunning = true;
////////////////////////////////////////////////////////////////////////////////
//// Tests
add_task(function test_setup() {
// Wait 10 minutes, that is half of the external xpcshell timeout.
do_timeout(10 * 60 * 1000, function() {
if (gStillRunning) {
do_throw("Test timed out.");
}
});
});
function readFileToString(aFilename) {
let f = do_get_file(aFilename);
let stream = Cc["@mozilla.org/network/file-input-stream;1"].createInstance(
Ci.nsIFileInputStream
);
stream.init(f, -1, 0, 0);
let buf = NetUtil.readInputStreamToString(stream, stream.available());
return buf;
}
add_task(async function test_signature() {
// Check that we get a signature if the saver is finished on Windows.
let destFile = getTempFile(TEST_FILE_NAME_1);
let data = readFileToString("data/signed_win.exe");
let saver = new BackgroundFileSaverOutputStream();
let completionPromise = promiseSaverComplete(saver);
try {
saver.signatureInfo;
do_throw("Can't get signature before saver is complete.");
} catch (ex) {
if (ex.result != Cr.NS_ERROR_NOT_AVAILABLE) {
throw ex;
}
}
saver.enableSignatureInfo();
saver.setTarget(destFile, false);
await promiseCopyToSaver(data, saver, true);
saver.finish(Cr.NS_OK);
await completionPromise;
// There's only one Array of certs(raw bytes) in the signature array.
Assert.equal(1, saver.signatureInfo.length);
let certLists = saver.signatureInfo;
Assert.ok(certLists.length === 1);
// Check that it has 3 certs(raw bytes).
let certs = certLists[0];
Assert.ok(certs.length === 3);
const certDB = Cc["@mozilla.org/security/x509certdb;1"].getService(
Ci.nsIX509CertDB
);
let signer = certDB.constructX509(certs[0]);
let issuer = certDB.constructX509(certs[1]);
let root = certDB.constructX509(certs[2]);
let organization = "Microsoft Corporation";
Assert.equal("Microsoft Corporation", signer.commonName);
Assert.equal(organization, signer.organization);
Assert.equal("Copyright (c) 2002 Microsoft Corp.", signer.organizationalUnit);
Assert.equal("Microsoft Code Signing PCA", issuer.commonName);
Assert.equal(organization, issuer.organization);
Assert.equal("Copyright (c) 2000 Microsoft Corp.", issuer.organizationalUnit);
Assert.equal("Microsoft Root Authority", root.commonName);
Assert.ok(!root.organization);
Assert.equal("Copyright (c) 1997 Microsoft Corp.", root.organizationalUnit);
// Clean up.
destFile.remove(false);
});
add_task(function test_teardown() {
gStillRunning = false;
});
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