mozilla-central/modules/libmar/tests/unit/test_sign_verify.js (file symbol)

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/* Any copyright is dedicated to the Public Domain.
function run_test() {
/**
* Signs a MAR file.
*
* @param inMAR The MAR file that should be signed
* @param outMAR The MAR file to create
*/
function signMAR(inMAR, outMAR, certs, wantSuccess, useShortHandCmdLine) {
// Get a process to the signmar binary from the dist/bin directory.
let process = Cc["@mozilla.org/process/util;1"].createInstance(
Ci.nsIProcess
);
let signmarBin = do_get_file("signmar" + BIN_SUFFIX);
// Make sure the signmar binary exists and is an executable.
Assert.ok(signmarBin.exists());
Assert.ok(signmarBin.isExecutable());
// Setup the command line arguments to sign the MAR.
let NSSConfigDir = do_get_file("data");
let args = ["-d", NSSConfigDir.path];
if (certs.length == 1 && useShortHandCmdLine) {
args.push("-n", certs[0]);
} else {
for (let i = 0; i < certs.length; i++) {
args.push("-n" + i, certs[i]);
}
}
args.push("-s", inMAR.path, outMAR.path);
let exitValue;
process.init(signmarBin);
try {
process.run(true, args, args.length);
exitValue = process.exitValue;
} catch (e) {
// On Windows negative return value throws an exception
exitValue = -1;
}
// Verify signmar returned 0 for success.
if (wantSuccess) {
Assert.equal(exitValue, 0);
} else {
Assert.notEqual(exitValue, 0);
}
}
/**
* Extract a MAR signature.
*
* @param inMAR The MAR file who's signature should be extracted
* @param sigIndex The index of the signature to extract
* @param extractedSig The file where the extracted signature will be stored
* @param wantSuccess True if a successful signmar return code is desired
*/
function extractMARSignature(inMAR, sigIndex, extractedSig, wantSuccess) {
// Get a process to the signmar binary from the dist/bin directory.
let process = Cc["@mozilla.org/process/util;1"].createInstance(
Ci.nsIProcess
);
let signmarBin = do_get_file("signmar" + BIN_SUFFIX);
// Make sure the signmar binary exists and is an executable.
Assert.ok(signmarBin.exists());
Assert.ok(signmarBin.isExecutable());
// Setup the command line arguments to extract the signature in the MAR.
let args = ["-n" + sigIndex, "-X", inMAR.path, extractedSig.path];
let exitValue;
process.init(signmarBin);
try {
process.run(true, args, args.length);
exitValue = process.exitValue;
} catch (e) {
// On Windows negative return value throws an exception
exitValue = -1;
}
// Verify signmar returned 0 for success.
if (wantSuccess) {
Assert.equal(exitValue, 0);
} else {
Assert.notEqual(exitValue, 0);
}
}
/**
* Import a MAR signature.
*
* @param inMAR The MAR file who's signature should be imported to
* @param sigIndex The index of the signature to import to
* @param sigFile The file where the base64 signature exists
* @param outMAR The same as inMAR but with the specified signature
* swapped at the specified index.
* @param wantSuccess True if a successful signmar return code is desired
*/
function importMARSignature(inMAR, sigIndex, sigFile, outMAR, wantSuccess) {
// Get a process to the signmar binary from the dist/bin directory.
let process = Cc["@mozilla.org/process/util;1"].createInstance(
Ci.nsIProcess
);
let signmarBin = do_get_file("signmar" + BIN_SUFFIX);
// Make sure the signmar binary exists and is an executable.
Assert.ok(signmarBin.exists());
Assert.ok(signmarBin.isExecutable());
// Setup the command line arguments to import the signature in the MAR.
let args = ["-n" + sigIndex, "-I", inMAR.path, sigFile.path, outMAR.path];
let exitValue;
process.init(signmarBin);
try {
process.run(true, args, args.length);
exitValue = process.exitValue;
} catch (e) {
// On Windows negative return value throws an exception
exitValue = -1;
}
// Verify signmar returned 0 for success.
if (wantSuccess) {
Assert.equal(exitValue, 0);
} else {
Assert.notEqual(exitValue, 0);
}
}
/**
* Verifies a MAR file.
*
* @param signedMAR Verifies a MAR file
*/
function verifyMAR(signedMAR, wantSuccess, certs, useShortHandCmdLine) {
// Get a process to the signmar binary from the dist/bin directory.
let process = Cc["@mozilla.org/process/util;1"].createInstance(
Ci.nsIProcess
);
let signmarBin = do_get_file("signmar" + BIN_SUFFIX);
// Make sure the signmar binary exists and is an executable.
Assert.ok(signmarBin.exists());
Assert.ok(signmarBin.isExecutable());
// Will reference the arguments to use for verification in signmar
let args = [];
// Setup the command line arguments to create the MAR.
// Windows & Mac vs. Linux/... have different command line for verification
// since on Windows we verify with CryptoAPI, on Mac with Security
// Transforms or CDSA/CSSM and on all other platforms we verify with NSS. So
// on Windows and Mac we use an exported DER file and on other platforms we
// use the NSS config db.
if (mozinfo.os == "win" || mozinfo.os == "mac") {
if (certs.length == 1 && useShortHandCmdLine) {
args.push("-D", "data/" + certs[0] + ".der");
} else {
for (let i = 0; i < certs.length; i++) {
args.push("-D" + i, "data/" + certs[i] + ".der");
}
}
} else {
let NSSConfigDir = do_get_file("data");
args = ["-d", NSSConfigDir.path];
if (certs.length == 1 && useShortHandCmdLine) {
args.push("-n", certs[0]);
} else {
for (let i = 0; i < certs.length; i++) {
args.push("-n" + i, certs[i]);
}
}
}
args.push("-v", signedMAR.path);
let exitValue;
process.init(signmarBin);
try {
// We put this in a try block because nsIProcess doesn't like -1 returns
process.run(true, args, args.length);
exitValue = process.exitValue;
} catch (e) {
// On Windows negative return value throws an exception
exitValue = -1;
}
// Verify signmar returned 0 for success.
if (wantSuccess) {
Assert.equal(exitValue, 0);
} else {
Assert.notEqual(exitValue, 0);
}
}
/**
* Strips a MAR signature.
*
* @param signedMAR The MAR file that should be signed
* @param outMAR The MAR file to write to with signature stripped
*/
function stripMARSignature(signedMAR, outMAR, wantSuccess) {
// Get a process to the signmar binary from the dist/bin directory.
let process = Cc["@mozilla.org/process/util;1"].createInstance(
Ci.nsIProcess
);
let signmarBin = do_get_file("signmar" + BIN_SUFFIX);
// Make sure the signmar binary exists and is an executable.
Assert.ok(signmarBin.exists());
Assert.ok(signmarBin.isExecutable());
// Setup the command line arguments to create the MAR.
let args = ["-r", signedMAR.path, outMAR.path];
let exitValue;
process.init(signmarBin);
try {
process.run(true, args, args.length);
exitValue = process.exitValue;
} catch (e) {
// On Windows negative return value throws an exception
exitValue = -1;
}
// Verify signmar returned 0 for success.
if (wantSuccess) {
Assert.equal(exitValue, 0);
} else {
Assert.notEqual(exitValue, 0);
}
}
function cleanup() {
let outMAR = tempDir.clone();
outMAR.append("signed_out.mar");
if (outMAR.exists()) {
outMAR.remove(false);
}
outMAR = tempDir.clone();
outMAR.append("multiple_signed_out.mar");
if (outMAR.exists()) {
outMAR.remove(false);
}
outMAR = tempDir.clone();
outMAR.append("out.mar");
if (outMAR.exists()) {
outMAR.remove(false);
}
let outDir = tempDir.clone();
outDir.append("out");
if (outDir.exists()) {
outDir.remove(true);
}
}
const wantFailure = false;
const wantSuccess = true;
// Define the unit tests to run.
let tests = {
// Test signing a MAR file with a single signature
test_sign_single: function _test_sign_single() {
let inMAR = do_get_file("data/binary_data.mar");
let outMAR = tempDir.clone();
outMAR.append("signed_out.mar");
if (outMAR.exists()) {
outMAR.remove(false);
}
signMAR(inMAR, outMAR, ["mycert"], wantSuccess, true);
Assert.ok(outMAR.exists());
let outMARData = getBinaryFileData(outMAR);
let refMAR = do_get_file("data/signed_pib.mar");
let refMARData = getBinaryFileData(refMAR);
compareBinaryData(outMARData, refMARData);
},
// Test signing a MAR file with multiple signatures
test_sign_multiple: function _test_sign_multiple() {
let inMAR = do_get_file("data/binary_data.mar");
let outMAR = tempDir.clone();
outMAR.append("multiple_signed_out.mar");
if (outMAR.exists()) {
outMAR.remove(false);
}
Assert.ok(!outMAR.exists());
signMAR(
inMAR,
outMAR,
["mycert", "mycert2", "mycert3"],
wantSuccess,
true
);
Assert.ok(outMAR.exists());
let outMARData = getBinaryFileData(outMAR);
let refMAR = do_get_file("data/multiple_signed_pib.mar");
let refMARData = getBinaryFileData(refMAR);
compareBinaryData(outMARData, refMARData);
},
// Test verifying a signed MAR file
test_verify_single: function _test_verify_single() {
let signedMAR = do_get_file("data/signed_pib.mar");
verifyMAR(signedMAR, wantSuccess, ["mycert"], true);
verifyMAR(signedMAR, wantSuccess, ["mycert"], false);
},
// Test verifying a signed MAR file with too many certs fails.
// Or if you want to look at it another way, One mycert signature
// is missing.
test_verify_single_too_many_certs:
function _test_verify_single_too_many_certs() {
let signedMAR = do_get_file("data/signed_pib.mar");
verifyMAR(signedMAR, wantFailure, ["mycert", "mycert"], true);
verifyMAR(signedMAR, wantFailure, ["mycert", "mycert"], false);
},
// Test verifying a signed MAR file fails when using a wrong cert
test_verify_single_wrong_cert: function _test_verify_single_wrong_cert() {
let signedMAR = do_get_file("data/signed_pib.mar");
verifyMAR(signedMAR, wantFailure, ["mycert2"], true);
verifyMAR(signedMAR, wantFailure, ["mycert2"], false);
},
// Test verifying a signed MAR file with multiple signatures
test_verify_multiple: function _test_verify_multiple() {
let signedMAR = do_get_file("data/multiple_signed_pib.mar");
verifyMAR(signedMAR, wantSuccess, ["mycert", "mycert2", "mycert3"]);
},
// Test verifying an unsigned MAR file fails
test_verify_unsigned_mar_file_fails:
function _test_verify_unsigned_mar_file_fails() {
let unsignedMAR = do_get_file("data/binary_data.mar");
verifyMAR(unsignedMAR, wantFailure, ["mycert", "mycert2", "mycert3"]);
},
// Test verifying a signed MAR file with the same signature multiple
// times fails. The input MAR has: mycert, mycert2, mycert3.
// we're checking to make sure the number of verified signatures
// is only 1 and not 3. Each signature should be verified once.
test_verify_multiple_same_cert: function _test_verify_multiple_same_cert() {
let signedMAR = do_get_file("data/multiple_signed_pib.mar");
verifyMAR(signedMAR, wantFailure, ["mycert", "mycert", "mycert"]);
},
// Test verifying a signed MAR file with the correct signatures but in
// a different order fails
test_verify_multiple_wrong_order:
function _test_verify_multiple_wrong_order() {
let signedMAR = do_get_file("data/multiple_signed_pib.mar");
verifyMAR(signedMAR, wantSuccess, ["mycert", "mycert2", "mycert3"]);
verifyMAR(signedMAR, wantFailure, ["mycert", "mycert3", "mycert2"]);
verifyMAR(signedMAR, wantFailure, ["mycert2", "mycert", "mycert3"]);
verifyMAR(signedMAR, wantFailure, ["mycert2", "mycert3", "mycert"]);
verifyMAR(signedMAR, wantFailure, ["mycert3", "mycert", "mycert2"]);
verifyMAR(signedMAR, wantFailure, ["mycert3", "mycert2", "mycert"]);
},
// Test verifying a signed MAR file without a PIB
test_verify_no_pib: function _test_verify_no_pib() {
let signedMAR = do_get_file("data/signed_no_pib.mar");
verifyMAR(signedMAR, wantSuccess, ["mycert"], true);
verifyMAR(signedMAR, wantSuccess, ["mycert"], false);
},
// Test verifying a signed MAR file with multiple signatures without a PIB
test_verify_no_pib_multiple: function _test_verify_no_pib_multiple() {
let signedMAR = do_get_file("data/multiple_signed_no_pib.mar");
verifyMAR(signedMAR, wantSuccess, ["mycert", "mycert2", "mycert3"]);
},
// Test verifying a crafted MAR file where the attacker tried to adjust
// the version number manually.
test_crafted_mar: function _test_crafted_mar() {
let signedBadMAR = do_get_file("data/manipulated_signed.mar");
verifyMAR(signedBadMAR, wantFailure, ["mycert"], true);
verifyMAR(signedBadMAR, wantFailure, ["mycert"], false);
},
// Test verifying a file that doesn't exist fails
test_bad_path_verify_fails: function _test_bad_path_verify_fails() {
let noMAR = do_get_file("data/does_not_exist.mar", true);
Assert.ok(!noMAR.exists());
verifyMAR(noMAR, wantFailure, ["mycert"], true);
},
// Test to make sure a stripped MAR is the same as the original MAR
test_strip_signature: function _test_strip_signature() {
let originalMAR = do_get_file("data/binary_data.mar");
let signedMAR = tempDir.clone();
signedMAR.append("signed_out.mar");
let outMAR = tempDir.clone();
outMAR.append("out.mar", true);
stripMARSignature(signedMAR, outMAR, wantSuccess);
// Verify that the stripped MAR matches the original data MAR exactly
let outMARData = getBinaryFileData(outMAR);
let originalMARData = getBinaryFileData(originalMAR);
compareBinaryData(outMARData, originalMARData);
},
// Test to make sure a stripped multi-signature-MAR is the same as the original MAR
test_strip_multiple_signatures: function _test_strip_multiple_signatures() {
let originalMAR = do_get_file("data/binary_data.mar");
let signedMAR = tempDir.clone();
signedMAR.append("multiple_signed_out.mar");
let outMAR = tempDir.clone();
outMAR.append("out.mar");
stripMARSignature(signedMAR, outMAR, wantSuccess);
// Verify that the stripped MAR matches the original data MAR exactly
let outMARData = getBinaryFileData(outMAR);
let originalMARData = getBinaryFileData(originalMAR);
compareBinaryData(outMARData, originalMARData);
},
// Test extracting the first signature in a MAR that has only a single signature
test_extract_sig_single: function _test_extract_sig_single() {
let inMAR = do_get_file("data/signed_pib.mar");
let extractedSig = do_get_file("extracted_signature", true);
if (extractedSig.exists()) {
extractedSig.remove(false);
}
extractMARSignature(inMAR, 0, extractedSig, wantSuccess);
Assert.ok(extractedSig.exists());
let referenceSig = do_get_file("data/signed_pib_mar.signature.0");
compareBinaryData(extractedSig, referenceSig);
},
// Test extracting the all signatures in a multi signature MAR
// The input MAR has 3 signatures.
test_extract_sig_multi: function _test_extract_sig_multi() {
for (let i = 0; i < 3; i++) {
let inMAR = do_get_file("data/multiple_signed_pib.mar");
let extractedSig = do_get_file("extracted_signature", true);
if (extractedSig.exists()) {
extractedSig.remove(false);
}
extractMARSignature(inMAR, i, extractedSig, wantSuccess);
Assert.ok(extractedSig.exists());
let referenceSig = do_get_file("data/multiple_signed_pib_mar.sig." + i);
compareBinaryData(extractedSig, referenceSig);
}
},
// Test extracting a signature that is out of range fails
test_extract_sig_out_of_range: function _test_extract_sig_out_of_range() {
let inMAR = do_get_file("data/signed_pib.mar");
let extractedSig = do_get_file("extracted_signature", true);
if (extractedSig.exists()) {
extractedSig.remove(false);
}
const outOfBoundsIndex = 5;
extractMARSignature(inMAR, outOfBoundsIndex, extractedSig, wantFailure);
Assert.ok(!extractedSig.exists());
},
// Test signing a file that doesn't exist fails
test_bad_path_sign_fails: function _test_bad_path_sign_fails() {
let inMAR = do_get_file("data/does_not_exist.mar", true);
let outMAR = tempDir.clone();
outMAR.append("signed_out.mar");
Assert.ok(!inMAR.exists());
signMAR(inMAR, outMAR, ["mycert"], wantFailure, true);
Assert.ok(!outMAR.exists());
},
// Test verifying only a subset of the signatures fails.
// The input MAR has: mycert, mycert2, mycert3.
// We're only verifying 2 of the 3 signatures and that should fail.
test_verify_multiple_subset: function _test_verify_multiple_subset() {
let signedMAR = do_get_file("data/multiple_signed_pib.mar");
verifyMAR(signedMAR, wantFailure, ["mycert", "mycert2"]);
},
// Test importing the first signature in a MAR that has only
// a single signature
test_import_sig_single: function _test_import_sig_single() {
// Make sure the input MAR was signed with mycert only
let inMAR = do_get_file("data/signed_pib.mar");
verifyMAR(inMAR, wantSuccess, ["mycert"], false);
verifyMAR(inMAR, wantFailure, ["mycert2"], false);
verifyMAR(inMAR, wantFailure, ["mycert3"], false);
// Get the signature file for this MAR signed with the key from mycert2
let sigFile = do_get_file("data/signed_pib_mar.signature.mycert2");
Assert.ok(sigFile.exists());
let outMAR = tempDir.clone();
outMAR.append("sigchanged_signed_pib.mar");
if (outMAR.exists()) {
outMAR.remove(false);
}
// Run the import operation
importMARSignature(inMAR, 0, sigFile, outMAR, wantSuccess);
// Verify we have a new MAR file, that mycert no longer verifies and that,
// mycert2 does verify
Assert.ok(outMAR.exists());
verifyMAR(outMAR, wantFailure, ["mycert"], false);
verifyMAR(outMAR, wantSuccess, ["mycert2"], false);
verifyMAR(outMAR, wantFailure, ["mycert3"], false);
// Compare the binary data to something that was signed originally
// with the private key from mycert2
let refMAR = do_get_file("data/signed_pib_with_mycert2.mar");
Assert.ok(refMAR.exists());
let refMARData = getBinaryFileData(refMAR);
let outMARData = getBinaryFileData(outMAR);
compareBinaryData(outMARData, refMARData);
},
// Test importing a signature that doesn't belong to the file
// fails to verify.
test_import_wrong_sig: function _test_import_wrong_sig() {
// Make sure the input MAR was signed with mycert only
let inMAR = do_get_file("data/signed_pib.mar");
verifyMAR(inMAR, wantSuccess, ["mycert"], false);
verifyMAR(inMAR, wantFailure, ["mycert2"], false);
verifyMAR(inMAR, wantFailure, ["mycert3"], false);
// Get the signature file for multiple_signed_pib.mar signed with the
// key from mycert
let sigFile = do_get_file("data/multiple_signed_pib_mar.sig.0");
Assert.ok(sigFile.exists());
let outMAR = tempDir.clone();
outMAR.append("sigchanged_signed_pib.mar");
if (outMAR.exists()) {
outMAR.remove(false);
}
// Run the import operation
importMARSignature(inMAR, 0, sigFile, outMAR, wantSuccess);
// Verify we have a new MAR file and that the mar file fails to verify
// when using a signature for another mar file.
Assert.ok(outMAR.exists());
verifyMAR(outMAR, wantFailure, ["mycert"], false);
verifyMAR(outMAR, wantFailure, ["mycert2"], false);
verifyMAR(outMAR, wantFailure, ["mycert3"], false);
},
// Test importing to the second signature in a MAR that has multiple
// signature
test_import_sig_multiple: function _test_import_sig_multiple() {
// Make sure the input MAR was signed with mycert only
let inMAR = do_get_file("data/multiple_signed_pib.mar");
verifyMAR(inMAR, wantSuccess, ["mycert", "mycert2", "mycert3"], false);
verifyMAR(inMAR, wantFailure, ["mycert", "mycert", "mycert3"], false);
// Get the signature file for this MAR signed with the key from mycert
let sigFile = do_get_file("data/multiple_signed_pib_mar.sig.0");
Assert.ok(sigFile.exists());
let outMAR = tempDir.clone();
outMAR.append("sigchanged_signed_pib.mar");
if (outMAR.exists()) {
outMAR.remove(false);
}
// Run the import operation
const secondSigPos = 1;
importMARSignature(inMAR, secondSigPos, sigFile, outMAR, wantSuccess);
// Verify we have a new MAR file and that mycert no longer verifies
// and that mycert2 does verify
Assert.ok(outMAR.exists());
verifyMAR(outMAR, wantSuccess, ["mycert", "mycert", "mycert3"], false);
verifyMAR(outMAR, wantFailure, ["mycert", "mycert2", "mycert3"], false);
// Compare the binary data to something that was signed originally
// with the private keys from mycert, mycert, mycert3
let refMAR = do_get_file("data/multiple_signed_pib_2.mar");
Assert.ok(refMAR.exists());
let refMARData = getBinaryFileData(refMAR);
let outMARData = getBinaryFileData(outMAR);
compareBinaryData(outMARData, refMARData);
},
// Test stripping a MAR that doesn't exist fails
test_bad_path_strip_fails: function _test_bad_path_strip_fails() {
let noMAR = do_get_file("data/does_not_exist.mar", true);
Assert.ok(!noMAR.exists());
let outMAR = tempDir.clone();
outMAR.append("out.mar");
stripMARSignature(noMAR, outMAR, wantFailure);
},
// Test extracting from a bad path fails
test_extract_bad_path: function _test_extract_bad_path() {
let noMAR = do_get_file("data/does_not_exist.mar", true);
let extractedSig = do_get_file("extracted_signature", true);
Assert.ok(!noMAR.exists());
if (extractedSig.exists()) {
extractedSig.remove(false);
}
extractMARSignature(noMAR, 0, extractedSig, wantFailure);
Assert.ok(!extractedSig.exists());
},
// Between each test make sure the out MAR does not exist.
cleanup_per_test: function _cleanup_per_test() {},
};
cleanup();
// Run all the tests
Assert.equal(run_tests(tests), Object.keys(tests).length - 1);
registerCleanupFunction(cleanup);
}