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Make UTCUtil.parseUTCDate() throw instead of returning null for malformed inputs

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This commit is contained in:
Paul Schaub 2023-04-27 13:07:08 +02:00
parent 8b8863c6df
commit 0308732328
Signed by: vanitasvitae
GPG key ID: 62BEE9264BF17311
11 changed files with 85 additions and 37 deletions
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13
sop-java/src/main/java/sop/Verification.java
View file

@ -10,6 +10,7 @@ import sop.util.UTCUtil;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
import java.text.ParseException;
import java.util.Date;
/**
@ -89,7 +90,7 @@ public class Verification {
if (split.length == 3) {
return new Verification(
UTCUtil.parseUTCDate(split[0]), // timestamp
parseUTCDate(split[0]), // timestamp
split[1], // key FP
split[2] // cert FP
);
@ -111,7 +112,7 @@ public class Verification {
}
return new Verification(
UTCUtil.parseUTCDate(split[0]), // timestamp
parseUTCDate(split[0]), // timestamp
split[1], // key FP
split[2], // cert FP
mode, // signature mode
@ -119,6 +120,14 @@ public class Verification {
);
}
private static Date parseUTCDate(String utcFormatted) {
try {
return UTCUtil.parseUTCDate(utcFormatted);
} catch (ParseException e) {
throw new IllegalArgumentException("Malformed UTC timestamp.", e);
}
}
/**
* Return the signatures' creation time.
*

12
sop-java/src/main/java/sop/util/UTCUtil.java
View file

@ -4,6 +4,7 @@
package sop.util;
import javax.annotation.Nonnull;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;
@ -33,15 +34,22 @@ public class UTCUtil {
* @param dateString string
* @return date
*/
public static Date parseUTCDate(String dateString) {
@Nonnull
public static Date parseUTCDate(String dateString) throws ParseException {
ParseException exception = null;
for (SimpleDateFormat parser : UTC_PARSERS) {
try {
return parser.parse(dateString);
} catch (ParseException e) {
// Store first exception (that of UTC_FORMATTER) to throw if we fail to parse the date
if (exception == null) {
exception = e;
}
// Try next parser
}
}
return null;
// No parser worked, so we throw the store exception
throw exception;
}
/**

3
sop-java/src/test/java/sop/util/ByteArrayAndResultTest.java
View file

@ -8,6 +8,7 @@ import static org.junit.jupiter.api.Assertions.assertArrayEquals;
import static org.junit.jupiter.api.Assertions.assertEquals;
import java.nio.charset.StandardCharsets;
import java.text.ParseException;
import java.util.Collections;
import java.util.List;
@ -18,7 +19,7 @@ import sop.Verification;
public class ByteArrayAndResultTest {
@Test
public void testCreationAndGetters() {
public void testCreationAndGetters() throws ParseException {
byte[] bytes = "Hello, World!\n".getBytes(StandardCharsets.UTF_8);
List<Verification> result = Collections.singletonList(
new Verification(UTCUtil.parseUTCDate("2019-10-24T23:48:29Z"),

3
sop-java/src/test/java/sop/util/ReadyWithResultTest.java
View file

@ -10,6 +10,7 @@ import static org.junit.jupiter.api.Assertions.assertEquals;
import java.io.IOException;
import java.io.OutputStream;
import java.nio.charset.StandardCharsets;
import java.text.ParseException;
import java.util.Collections;
import java.util.List;
@ -22,7 +23,7 @@ import sop.exception.SOPGPException;
public class ReadyWithResultTest {
@Test
public void testReadyWithResult() throws SOPGPException.NoSignature, IOException {
public void testReadyWithResult() throws SOPGPException.NoSignature, IOException, ParseException {
byte[] data = "Hello, World!\n".getBytes(StandardCharsets.UTF_8);
List<Verification> result = Collections.singletonList(
new Verification(UTCUtil.parseUTCDate("2019-10-24T23:48:29Z"),

18
sop-java/src/test/java/sop/util/UTCUtilTest.java
View file

@ -4,12 +4,13 @@
package sop.util;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNull;
import org.junit.jupiter.api.Test;
import java.text.ParseException;
import java.util.Date;
import org.junit.jupiter.api.Test;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertThrows;
/**
* Test parsing some date examples from the stateless OpenPGP CLI spec.
@ -19,30 +20,29 @@ import org.junit.jupiter.api.Test;
public class UTCUtilTest {
@Test
public void parseExample1() {
public void parseExample1() throws ParseException {
String timestamp = "2019-10-29T12:11:04+00:00";
Date date = UTCUtil.parseUTCDate(timestamp);
assertEquals("2019-10-29T12:11:04Z", UTCUtil.formatUTCDate(date));
}
@Test
public void parseExample2() {
public void parseExample2() throws ParseException {
String timestamp = "2019-10-24T23:48:29Z";
Date date = UTCUtil.parseUTCDate(timestamp);
assertEquals("2019-10-24T23:48:29Z", UTCUtil.formatUTCDate(date));
}
@Test
public void parseExample3() {
public void parseExample3() throws ParseException {
String timestamp = "20191029T121104Z";
Date date = UTCUtil.parseUTCDate(timestamp);
assertEquals("2019-10-29T12:11:04Z", UTCUtil.formatUTCDate(date));
}
@Test
public void invalidDateReturnsNull() {
public void invalidDateThrows() {
String invalidTimestamp = "foobar";
Date expectNull = UTCUtil.parseUTCDate(invalidTimestamp);
assertNull(expectNull);
assertThrows(ParseException.class, () -> UTCUtil.parseUTCDate(invalidTimestamp));
}
}

11
sop-java/src/test/java/sop/util/VerificationTest.java
View file

@ -9,6 +9,7 @@ import sop.Verification;
import sop.enums.SignatureMode;
import sop.testsuite.assertions.VerificationAssert;
import java.text.ParseException;
import java.util.Date;
import static org.junit.jupiter.api.Assertions.assertEquals;
@ -16,7 +17,7 @@ import static org.junit.jupiter.api.Assertions.assertEquals;
public class VerificationTest {
@Test
public void limitedConstructorTest() {
public void limitedConstructorTest() throws ParseException {
Date signDate = UTCUtil.parseUTCDate("2022-11-07T15:01:24Z");
String keyFP = "F9E6F53F7201C60A87064EAB0B27F2B0760A1209";
String certFP = "4E2C78519512C2AE9A8BFE7EB3298EB2FBE5F51B";
@ -32,7 +33,7 @@ public class VerificationTest {
}
@Test
public void limitedParsingTest() {
public void limitedParsingTest() throws ParseException {
String string = "2022-11-07T15:01:24Z F9E6F53F7201C60A87064EAB0B27F2B0760A1209 4E2C78519512C2AE9A8BFE7EB3298EB2FBE5F51B";
Verification verification = Verification.fromString(string);
assertEquals(string, verification.toString());
@ -44,7 +45,7 @@ public class VerificationTest {
}
@Test
public void parsingWithModeTest() {
public void parsingWithModeTest() throws ParseException {
String string = "2022-11-07T15:01:24Z F9E6F53F7201C60A87064EAB0B27F2B0760A1209 4E2C78519512C2AE9A8BFE7EB3298EB2FBE5F51B mode:text";
Verification verification = Verification.fromString(string);
assertEquals(string, verification.toString());
@ -56,7 +57,7 @@ public class VerificationTest {
}
@Test
public void extendedConstructorTest() {
public void extendedConstructorTest() throws ParseException {
Date signDate = UTCUtil.parseUTCDate("2022-11-07T15:01:24Z");
String keyFP = "F9E6F53F7201C60A87064EAB0B27F2B0760A1209";
String certFP = "4E2C78519512C2AE9A8BFE7EB3298EB2FBE5F51B";
@ -73,7 +74,7 @@ public class VerificationTest {
}
@Test
public void extendedParsingTest() {
public void extendedParsingTest() throws ParseException {
String string = "2022-11-07T15:01:24Z F9E6F53F7201C60A87064EAB0B27F2B0760A1209 4E2C78519512C2AE9A8BFE7EB3298EB2FBE5F51B mode:binary certificate from dkg.asc";
Verification verification = Verification.fromString(string);
assertEquals(string, verification.toString());

13
sop-java/src/testFixtures/java/sop/testsuite/TestData.java
View file

@ -7,6 +7,7 @@ package sop.testsuite;
import sop.util.UTCUtil;
import java.nio.charset.StandardCharsets;
import java.text.ParseException;
import java.util.Date;
public class TestData {
@ -59,7 +60,7 @@ public class TestData {
"sfcfswMA\n" +
"=RDAo\n" +
"-----END PGP MESSAGE-----";
public static final Date ALICE_INLINE_SIGNED_MESSAGE_DATE = UTCUtil.parseUTCDate("2023-01-13T17:20:47Z");
public static final Date ALICE_INLINE_SIGNED_MESSAGE_DATE = parseUTCDate("2023-01-13T17:20:47Z");
// signature over PLAINTEXT
public static final String ALICE_DETACHED_SIGNED_MESSAGE = "-----BEGIN PGP SIGNATURE-----\n" +
"\n" +
@ -68,7 +69,7 @@ public class TestData {
"0K1UgT5roym9Fln8U5W8R03TSbfNiwE=\n" +
"=bxPN\n" +
"-----END PGP SIGNATURE-----";
public static final Date ALICE_DETACHED_SIGNED_MESSAGE_DATE = UTCUtil.parseUTCDate("2023-01-13T16:57:57Z");
public static final Date ALICE_DETACHED_SIGNED_MESSAGE_DATE = parseUTCDate("2023-01-13T16:57:57Z");
// 'Bob' key from draft-bre-openpgp-samples-00
public static final String BOB_CERT = "-----BEGIN PGP PUBLIC KEY BLOCK-----\n" +
@ -421,4 +422,12 @@ public class TestData {
public static final byte[] BEGIN_PGP_SIGNATURE = "-----BEGIN PGP SIGNATURE-----\n".getBytes(StandardCharsets.UTF_8);
public static final byte[] END_PGP_SIGNATURE = "-----END PGP SIGNATURE-----".getBytes(StandardCharsets.UTF_8);
public static final byte[] BEGIN_PGP_SIGNED_MESSAGE = "-----BEGIN PGP SIGNED MESSAGE-----\n".getBytes(StandardCharsets.UTF_8);
private static Date parseUTCDate(String utcFormatted) {
try {
return UTCUtil.parseUTCDate(utcFormatted);
} catch (ParseException e) {
throw new IllegalArgumentException("Malformed UTC timestamp.", e);
}
}
}

5
sop-java/src/testFixtures/java/sop/testsuite/operation/EncryptDecryptTest.java
View file

@ -21,6 +21,7 @@ import sop.util.UTCUtil;
import java.io.IOException;
import java.nio.charset.StandardCharsets;
import java.text.ParseException;
import java.util.Date;
import java.util.List;
import java.util.stream.Stream;
@ -231,7 +232,7 @@ public class EncryptDecryptTest extends AbstractSOPTest {
@ParameterizedTest
@MethodSource("provideInstances")
public void decryptVerifyNotAfterTest(SOP sop) {
public void decryptVerifyNotAfterTest(SOP sop) throws ParseException {
byte[] message = ("-----BEGIN PGP MESSAGE-----\n" +
"\n" +
"wV4DR2b2udXyHrYSAQdAwlOwwyxFDJta5+H9abgSj8jum9v7etUc9usdrElESmow\n" +
@ -265,7 +266,7 @@ public class EncryptDecryptTest extends AbstractSOPTest {
@ParameterizedTest
@MethodSource("provideInstances")
public void decryptVerifyNotBeforeTest(SOP sop) {
public void decryptVerifyNotBeforeTest(SOP sop) throws ParseException {
byte[] message = ("-----BEGIN PGP MESSAGE-----\n" +
"\n" +
"wV4DR2b2udXyHrYSAQdAwlOwwyxFDJta5+H9abgSj8jum9v7etUc9usdrElESmow\n" +