diff options
Diffstat (limited to 'tests/iketests/src/java/com/android/internal/net/ipsec/ike/message/IkeDeletePayloadTest.java')
-rw-r--r-- | tests/iketests/src/java/com/android/internal/net/ipsec/ike/message/IkeDeletePayloadTest.java | 264 |
1 files changed, 264 insertions, 0 deletions
diff --git a/tests/iketests/src/java/com/android/internal/net/ipsec/ike/message/IkeDeletePayloadTest.java b/tests/iketests/src/java/com/android/internal/net/ipsec/ike/message/IkeDeletePayloadTest.java new file mode 100644 index 00000000..6be5336f --- /dev/null +++ b/tests/iketests/src/java/com/android/internal/net/ipsec/ike/message/IkeDeletePayloadTest.java @@ -0,0 +1,264 @@ +/* + * Copyright (C) 2019 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package com.android.internal.net.ipsec.ike.message; + +import static com.android.internal.net.ipsec.ike.message.IkePayload.PROTOCOL_ID_ESP; +import static com.android.internal.net.ipsec.ike.message.IkePayload.PROTOCOL_ID_IKE; +import static com.android.internal.net.ipsec.ike.message.IkePayload.SPI_LEN_IPSEC; +import static com.android.internal.net.ipsec.ike.message.IkePayload.SPI_LEN_NOT_INCLUDED; + +import static org.junit.Assert.assertArrayEquals; +import static org.junit.Assert.assertEquals; +import static org.junit.Assert.assertTrue; +import static org.junit.Assert.fail; + +import com.android.internal.net.TestUtils; +import com.android.internal.net.ipsec.ike.exceptions.InvalidSyntaxException; + +import org.junit.Test; + +import java.nio.ByteBuffer; +import java.util.Arrays; + +public final class IkeDeletePayloadTest { + private static final String DELETE_IKE_PAYLOAD_HEX_STRING = "0000000801000000"; + private static final String DELETE_CHILD_PAYLOAD_HEX_STRING = "0000000c030400012ad4c0a2"; + private static final String CHILD_SPI = "2ad4c0a2"; + + private static final String DELETE_MULTIPLE_CHILD_PAYLOAD_HEX_STRING = + "0000001003040002abcdef0120fedcba"; + private static final String[] MULTIPLE_CHILD_SPIS = new String[] {"abcdef01", "20fedcba"}; + + private static final int NUM_CHILD_SPI = 1; + + private static final int PROTOCOL_ID_OFFSET = 4; + private static final int SPI_SIZE_OFFSET = 5; + private static final int NUM_OF_SPI_OFFSET = 6; + + @Test + public void testDecodeDeleteIkePayload() throws Exception { + ByteBuffer inputBuffer = + ByteBuffer.wrap(TestUtils.hexStringToByteArray(DELETE_IKE_PAYLOAD_HEX_STRING)); + + IkePayload payload = + IkePayloadFactory.getIkePayload( + IkePayload.PAYLOAD_TYPE_DELETE, false /*is request*/, inputBuffer) + .first; + + assertTrue(payload instanceof IkeDeletePayload); + + IkeDeletePayload deletePayload = (IkeDeletePayload) payload; + assertEquals(IkePayload.PROTOCOL_ID_IKE, deletePayload.protocolId); + assertEquals(IkePayload.SPI_LEN_NOT_INCLUDED, deletePayload.spiSize); + assertEquals(0, deletePayload.numSpi); + assertArrayEquals(new int[0], deletePayload.spisToDelete); + } + + @Test + public void testDecodeDeleteChildPayload() throws Exception { + ByteBuffer inputBuffer = + ByteBuffer.wrap(TestUtils.hexStringToByteArray(DELETE_CHILD_PAYLOAD_HEX_STRING)); + + IkePayload payload = + IkePayloadFactory.getIkePayload( + IkePayload.PAYLOAD_TYPE_DELETE, false /*is request*/, inputBuffer) + .first; + + assertTrue(payload instanceof IkeDeletePayload); + + IkeDeletePayload deletePayload = (IkeDeletePayload) payload; + assertEquals(IkePayload.PROTOCOL_ID_ESP, deletePayload.protocolId); + assertEquals(IkePayload.SPI_LEN_IPSEC, deletePayload.spiSize); + assertEquals(NUM_CHILD_SPI, deletePayload.numSpi); + + int expectedChildSpi = TestUtils.hexStringToInt(CHILD_SPI); + assertArrayEquals(new int[] {expectedChildSpi}, deletePayload.spisToDelete); + } + + @Test + public void testDecodeWithInvalidProtocol() throws Exception { + byte[] deletePayloadBytes = TestUtils.hexStringToByteArray(DELETE_IKE_PAYLOAD_HEX_STRING); + deletePayloadBytes[PROTOCOL_ID_OFFSET] = -1; + ByteBuffer inputBuffer = ByteBuffer.wrap(deletePayloadBytes); + + try { + IkePayloadFactory.getIkePayload( + IkePayload.PAYLOAD_TYPE_DELETE, false /*is request*/, inputBuffer); + fail("Expected to fail due to unrecognized protocol ID."); + } catch (InvalidSyntaxException expected) { + + } + } + + @Test + public void testDecodeWithInvalidSpiSize() throws Exception { + byte[] deletePayloadBytes = TestUtils.hexStringToByteArray(DELETE_IKE_PAYLOAD_HEX_STRING); + deletePayloadBytes[SPI_SIZE_OFFSET] = IkePayload.SPI_LEN_IPSEC; + ByteBuffer inputBuffer = ByteBuffer.wrap(deletePayloadBytes); + + try { + IkePayloadFactory.getIkePayload( + IkePayload.PAYLOAD_TYPE_DELETE, false /*is request*/, inputBuffer); + fail("Expected to fail due to invalid SPI size in Delete IKE Payload."); + } catch (InvalidSyntaxException expected) { + + } + } + + @Test + public void testDecodeWithInvalidNumSpi() throws Exception { + byte[] deletePayloadBytes = TestUtils.hexStringToByteArray(DELETE_IKE_PAYLOAD_HEX_STRING); + deletePayloadBytes[NUM_OF_SPI_OFFSET] = 1; + ByteBuffer inputBuffer = ByteBuffer.wrap(deletePayloadBytes); + + try { + IkePayloadFactory.getIkePayload( + IkePayload.PAYLOAD_TYPE_DELETE, false /*is request*/, inputBuffer); + fail("Expected to fail because number of SPI is not zero in Delete IKE Payload."); + } catch (InvalidSyntaxException expected) { + + } + } + + @Test + public void testDecodeWithInvalidNumSpiAndSpiSize() throws Exception { + byte[] deletePayloadBytes = TestUtils.hexStringToByteArray(DELETE_IKE_PAYLOAD_HEX_STRING); + deletePayloadBytes[SPI_SIZE_OFFSET] = 1; + deletePayloadBytes[NUM_CHILD_SPI] = 4; + ByteBuffer inputBuffer = ByteBuffer.wrap(deletePayloadBytes); + + try { + IkePayloadFactory.getIkePayload( + IkePayload.PAYLOAD_TYPE_DELETE, false /*is request*/, inputBuffer); + fail("Expected to fail due to invalid SPI size in Delete IKE Payload."); + } catch (InvalidSyntaxException expected) { + + } + } + + @Test + public void testOutboundConstructorForIke() throws Exception { + IkeDeletePayload deletePayload = new IkeDeletePayload(); + + assertEquals(PROTOCOL_ID_IKE, deletePayload.protocolId); + assertEquals(SPI_LEN_NOT_INCLUDED, deletePayload.spiSize); + assertEquals(0, deletePayload.numSpi); + assertEquals(0, deletePayload.spisToDelete.length); + } + + @Test + public void testOutboundConstructorWithSingleChildSa() throws Exception { + int[] childSpis = new int[] {TestUtils.hexStringToInt(CHILD_SPI)}; + IkeDeletePayload deletePayload = new IkeDeletePayload(childSpis); + + assertEquals(PROTOCOL_ID_ESP, deletePayload.protocolId); + assertEquals(SPI_LEN_IPSEC, deletePayload.spiSize); + assertEquals(NUM_CHILD_SPI, deletePayload.numSpi); + assertArrayEquals(childSpis, deletePayload.spisToDelete); + } + + @Test + public void testOutboundConstructorWithMultipleChildSas() throws Exception { + int[] childSpis = new int[] {0x1, 0x2, 0xfffffffd, 0xffffffff}; + IkeDeletePayload deletePayload = new IkeDeletePayload(childSpis); + + assertEquals(PROTOCOL_ID_ESP, deletePayload.protocolId); + assertEquals(SPI_LEN_IPSEC, deletePayload.spiSize); + assertEquals(childSpis.length, deletePayload.numSpi); + assertArrayEquals(childSpis, deletePayload.spisToDelete); + } + + @Test + public void testOutboundConstructorWithNoChildSas() throws Exception { + try { + IkeDeletePayload deletePayload = new IkeDeletePayload(new int[] {}); + fail("Expected exception for invalid SPI list"); + } catch (IllegalArgumentException expected) { + } + } + + @Test + public void testEncodeForIke() throws Exception { + IkeDeletePayload deletePayload = new IkeDeletePayload(); + ByteBuffer bb = ByteBuffer.allocate(deletePayload.getPayloadLength()); + + deletePayload.encodeToByteBuffer(IkePayload.PAYLOAD_TYPE_NO_NEXT, bb); + + byte[] expectedPayloadBytes = TestUtils.hexStringToByteArray(DELETE_IKE_PAYLOAD_HEX_STRING); + assertArrayEquals(expectedPayloadBytes, bb.array()); + } + + @Test + public void testEncodeWithSingleChildSa() throws Exception { + int[] childSpis = new int[] {TestUtils.hexStringToInt(CHILD_SPI)}; + IkeDeletePayload deletePayload = new IkeDeletePayload(childSpis); + ByteBuffer bb = ByteBuffer.allocate(deletePayload.getPayloadLength()); + + deletePayload.encodeToByteBuffer(IkePayload.PAYLOAD_TYPE_NO_NEXT, bb); + + byte[] expectedPayloadBytes = + TestUtils.hexStringToByteArray(DELETE_CHILD_PAYLOAD_HEX_STRING); + assertArrayEquals(expectedPayloadBytes, bb.array()); + } + + @Test + public void testEncodeWithMultipleChildSas() throws Exception { + int[] childSpis = + Arrays.stream(MULTIPLE_CHILD_SPIS) + .mapToInt(val -> TestUtils.hexStringToInt(val)) + .toArray(); + IkeDeletePayload deletePayload = new IkeDeletePayload(childSpis); + ByteBuffer bb = ByteBuffer.allocate(deletePayload.getPayloadLength()); + + deletePayload.encodeToByteBuffer(IkePayload.PAYLOAD_TYPE_NO_NEXT, bb); + + byte[] expectedPayloadBytes = + TestUtils.hexStringToByteArray(DELETE_MULTIPLE_CHILD_PAYLOAD_HEX_STRING); + assertArrayEquals(expectedPayloadBytes, bb.array()); + } + + @Test + public void testPayloadLengthForIke() throws Exception { + IkeDeletePayload deletePayload = new IkeDeletePayload(); + + byte[] expectedPayloadBytes = TestUtils.hexStringToByteArray(DELETE_IKE_PAYLOAD_HEX_STRING); + assertEquals(expectedPayloadBytes.length, deletePayload.getPayloadLength()); + } + + @Test + public void testPayloadLengthWithSingleChildSa() throws Exception { + int[] childSpis = new int[] {TestUtils.hexStringToInt(CHILD_SPI)}; + IkeDeletePayload deletePayload = new IkeDeletePayload(childSpis); + + byte[] expectedPayloadBytes = + TestUtils.hexStringToByteArray(DELETE_CHILD_PAYLOAD_HEX_STRING); + assertEquals(expectedPayloadBytes.length, deletePayload.getPayloadLength()); + } + + @Test + public void testPayloadLengthWithMultipleChildSas() throws Exception { + int[] childSpis = + Arrays.stream(MULTIPLE_CHILD_SPIS) + .mapToInt(val -> TestUtils.hexStringToInt(val)) + .toArray(); + IkeDeletePayload deletePayload = new IkeDeletePayload(childSpis); + + byte[] expectedPayloadBytes = + TestUtils.hexStringToByteArray(DELETE_MULTIPLE_CHILD_PAYLOAD_HEX_STRING); + assertEquals(expectedPayloadBytes.length, deletePayload.getPayloadLength()); + } +} |