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new 034c7bde9c0 Fix raw bytes corrupted when decoding FIELD_TYPE_STRING in
MySQL protocol (#28236)
034c7bde9c0 is described below
commit 034c7bde9c0d84a35275374e7faeca14c18fa059
Author: 吴伟杰 <[email protected]>
AuthorDate: Wed Aug 23 17:52:18 2023 +0800
Fix raw bytes corrupted when decoding FIELD_TYPE_STRING in MySQL protocol
(#28236)
* Fix raw bytes corrupted when decoding FIELD_TYPE_STRING in MySQL protocol
* Apply spotless
---
.../protocol/MySQLBinaryProtocolValueFactory.java | 15 ++++---
.../MySQLByteLenencBinaryProtocolValue.java | 40 +++++++++++++++++
.../MySQLBinaryProtocolValueFactoryTest.java | 10 ++---
.../MySQLByteLenencBinaryProtocolValueTest.java | 52 ++++++++++++++++++++++
4 files changed, 107 insertions(+), 10 deletions(-)
diff --git
a/db-protocol/mysql/src/main/java/org/apache/shardingsphere/db/protocol/mysql/packet/command/query/binary/execute/protocol/MySQLBinaryProtocolValueFactory.java
b/db-protocol/mysql/src/main/java/org/apache/shardingsphere/db/protocol/mysql/packet/command/query/binary/execute/protocol/MySQLBinaryProtocolValueFactory.java
index 60e6aa885ea..d27b28ba46a 100644
---
a/db-protocol/mysql/src/main/java/org/apache/shardingsphere/db/protocol/mysql/packet/command/query/binary/execute/protocol/MySQLBinaryProtocolValueFactory.java
+++
b/db-protocol/mysql/src/main/java/org/apache/shardingsphere/db/protocol/mysql/packet/command/query/binary/execute/protocol/MySQLBinaryProtocolValueFactory.java
@@ -36,6 +36,7 @@ public final class MySQLBinaryProtocolValueFactory {
static {
setStringLenencBinaryProtocolValue();
+ setByteLenencBinaryProtocolValue();
setInt8BinaryProtocolValue();
setInt4BinaryProtocolValue();
setInt2BinaryProtocolValue();
@@ -49,21 +50,25 @@ public final class MySQLBinaryProtocolValueFactory {
private static void setStringLenencBinaryProtocolValue() {
MySQLStringLenencBinaryProtocolValue binaryProtocolValue = new
MySQLStringLenencBinaryProtocolValue();
- BINARY_PROTOCOL_VALUES.put(MySQLBinaryColumnType.STRING,
binaryProtocolValue);
BINARY_PROTOCOL_VALUES.put(MySQLBinaryColumnType.VARCHAR,
binaryProtocolValue);
BINARY_PROTOCOL_VALUES.put(MySQLBinaryColumnType.VAR_STRING,
binaryProtocolValue);
BINARY_PROTOCOL_VALUES.put(MySQLBinaryColumnType.ENUM,
binaryProtocolValue);
BINARY_PROTOCOL_VALUES.put(MySQLBinaryColumnType.SET,
binaryProtocolValue);
- BINARY_PROTOCOL_VALUES.put(MySQLBinaryColumnType.LONG_BLOB,
binaryProtocolValue);
- BINARY_PROTOCOL_VALUES.put(MySQLBinaryColumnType.MEDIUM_BLOB,
binaryProtocolValue);
- BINARY_PROTOCOL_VALUES.put(MySQLBinaryColumnType.BLOB,
binaryProtocolValue);
- BINARY_PROTOCOL_VALUES.put(MySQLBinaryColumnType.TINY_BLOB,
binaryProtocolValue);
BINARY_PROTOCOL_VALUES.put(MySQLBinaryColumnType.GEOMETRY,
binaryProtocolValue);
BINARY_PROTOCOL_VALUES.put(MySQLBinaryColumnType.BIT,
binaryProtocolValue);
BINARY_PROTOCOL_VALUES.put(MySQLBinaryColumnType.DECIMAL,
binaryProtocolValue);
BINARY_PROTOCOL_VALUES.put(MySQLBinaryColumnType.NEWDECIMAL,
binaryProtocolValue);
}
+ private static void setByteLenencBinaryProtocolValue() {
+ MySQLByteLenencBinaryProtocolValue binaryProtocolValue = new
MySQLByteLenencBinaryProtocolValue();
+ BINARY_PROTOCOL_VALUES.put(MySQLBinaryColumnType.STRING,
binaryProtocolValue);
+ BINARY_PROTOCOL_VALUES.put(MySQLBinaryColumnType.LONG_BLOB,
binaryProtocolValue);
+ BINARY_PROTOCOL_VALUES.put(MySQLBinaryColumnType.MEDIUM_BLOB,
binaryProtocolValue);
+ BINARY_PROTOCOL_VALUES.put(MySQLBinaryColumnType.BLOB,
binaryProtocolValue);
+ BINARY_PROTOCOL_VALUES.put(MySQLBinaryColumnType.TINY_BLOB,
binaryProtocolValue);
+ }
+
private static void setInt8BinaryProtocolValue() {
MySQLInt8BinaryProtocolValue binaryProtocolValue = new
MySQLInt8BinaryProtocolValue();
BINARY_PROTOCOL_VALUES.put(MySQLBinaryColumnType.LONGLONG,
binaryProtocolValue);
diff --git
a/db-protocol/mysql/src/main/java/org/apache/shardingsphere/db/protocol/mysql/packet/command/query/binary/execute/protocol/MySQLByteLenencBinaryProtocolValue.java
b/db-protocol/mysql/src/main/java/org/apache/shardingsphere/db/protocol/mysql/packet/command/query/binary/execute/protocol/MySQLByteLenencBinaryProtocolValue.java
new file mode 100644
index 00000000000..84003a99d92
--- /dev/null
+++
b/db-protocol/mysql/src/main/java/org/apache/shardingsphere/db/protocol/mysql/packet/command/query/binary/execute/protocol/MySQLByteLenencBinaryProtocolValue.java
@@ -0,0 +1,40 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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
org.apache.shardingsphere.db.protocol.mysql.packet.command.query.binary.execute.protocol;
+
+import org.apache.shardingsphere.db.protocol.mysql.payload.MySQLPacketPayload;
+
+/**
+ * Binary protocol value for byte lenenc for MySQL. Actually this is string
lenenc, but converting to {@link String} may corrupt the raw bytes.
+ */
+public final class MySQLByteLenencBinaryProtocolValue implements
MySQLBinaryProtocolValue {
+
+ @Override
+ public Object read(final MySQLPacketPayload payload, final boolean
unsigned) {
+ return payload.readStringLenencByBytes();
+ }
+
+ @Override
+ public void write(final MySQLPacketPayload payload, final Object value) {
+ if (value instanceof byte[]) {
+ payload.writeBytesLenenc((byte[]) value);
+ } else {
+ payload.writeStringLenenc(value.toString());
+ }
+ }
+}
diff --git
a/db-protocol/mysql/src/test/java/org/apache/shardingsphere/db/protocol/mysql/packet/command/query/binary/execute/protocol/MySQLBinaryProtocolValueFactoryTest.java
b/db-protocol/mysql/src/test/java/org/apache/shardingsphere/db/protocol/mysql/packet/command/query/binary/execute/protocol/MySQLBinaryProtocolValueFactoryTest.java
index fb4801aa44e..1ddf0b8fade 100644
---
a/db-protocol/mysql/src/test/java/org/apache/shardingsphere/db/protocol/mysql/packet/command/query/binary/execute/protocol/MySQLBinaryProtocolValueFactoryTest.java
+++
b/db-protocol/mysql/src/test/java/org/apache/shardingsphere/db/protocol/mysql/packet/command/query/binary/execute/protocol/MySQLBinaryProtocolValueFactoryTest.java
@@ -29,7 +29,7 @@ class MySQLBinaryProtocolValueFactoryTest {
@Test
void assertGetBinaryProtocolValueWithMySQLTypeString() {
-
assertThat(MySQLBinaryProtocolValueFactory.getBinaryProtocolValue(MySQLBinaryColumnType.STRING),
instanceOf(MySQLStringLenencBinaryProtocolValue.class));
+
assertThat(MySQLBinaryProtocolValueFactory.getBinaryProtocolValue(MySQLBinaryColumnType.STRING),
instanceOf(MySQLByteLenencBinaryProtocolValue.class));
}
@Test
@@ -54,22 +54,22 @@ class MySQLBinaryProtocolValueFactoryTest {
@Test
void assertGetBinaryProtocolValueWithMySQLTypeLongBlob() {
-
assertThat(MySQLBinaryProtocolValueFactory.getBinaryProtocolValue(MySQLBinaryColumnType.LONG_BLOB),
instanceOf(MySQLStringLenencBinaryProtocolValue.class));
+
assertThat(MySQLBinaryProtocolValueFactory.getBinaryProtocolValue(MySQLBinaryColumnType.LONG_BLOB),
instanceOf(MySQLByteLenencBinaryProtocolValue.class));
}
@Test
void assertGetBinaryProtocolValueWithMySQLTypeMediumBlob() {
-
assertThat(MySQLBinaryProtocolValueFactory.getBinaryProtocolValue(MySQLBinaryColumnType.MEDIUM_BLOB),
instanceOf(MySQLStringLenencBinaryProtocolValue.class));
+
assertThat(MySQLBinaryProtocolValueFactory.getBinaryProtocolValue(MySQLBinaryColumnType.MEDIUM_BLOB),
instanceOf(MySQLByteLenencBinaryProtocolValue.class));
}
@Test
void assertGetBinaryProtocolValueWithMySQLTypeBlob() {
-
assertThat(MySQLBinaryProtocolValueFactory.getBinaryProtocolValue(MySQLBinaryColumnType.BLOB),
instanceOf(MySQLStringLenencBinaryProtocolValue.class));
+
assertThat(MySQLBinaryProtocolValueFactory.getBinaryProtocolValue(MySQLBinaryColumnType.BLOB),
instanceOf(MySQLByteLenencBinaryProtocolValue.class));
}
@Test
void assertGetBinaryProtocolValueWithMySQLTypeTinyBlob() {
-
assertThat(MySQLBinaryProtocolValueFactory.getBinaryProtocolValue(MySQLBinaryColumnType.TINY_BLOB),
instanceOf(MySQLStringLenencBinaryProtocolValue.class));
+
assertThat(MySQLBinaryProtocolValueFactory.getBinaryProtocolValue(MySQLBinaryColumnType.TINY_BLOB),
instanceOf(MySQLByteLenencBinaryProtocolValue.class));
}
@Test
diff --git
a/db-protocol/mysql/src/test/java/org/apache/shardingsphere/db/protocol/mysql/packet/command/query/binary/execute/protocol/MySQLByteLenencBinaryProtocolValueTest.java
b/db-protocol/mysql/src/test/java/org/apache/shardingsphere/db/protocol/mysql/packet/command/query/binary/execute/protocol/MySQLByteLenencBinaryProtocolValueTest.java
new file mode 100644
index 00000000000..6ee5d588ebf
--- /dev/null
+++
b/db-protocol/mysql/src/test/java/org/apache/shardingsphere/db/protocol/mysql/packet/command/query/binary/execute/protocol/MySQLByteLenencBinaryProtocolValueTest.java
@@ -0,0 +1,52 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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
org.apache.shardingsphere.db.protocol.mysql.packet.command.query.binary.execute.protocol;
+
+import io.netty.buffer.ByteBuf;
+import io.netty.buffer.ByteBufUtil;
+import io.netty.buffer.Unpooled;
+import org.apache.shardingsphere.db.protocol.mysql.payload.MySQLPacketPayload;
+import org.junit.jupiter.api.Test;
+
+import java.nio.charset.StandardCharsets;
+
+import static org.hamcrest.CoreMatchers.is;
+import static org.hamcrest.MatcherAssert.assertThat;
+
+class MySQLByteLenencBinaryProtocolValueTest {
+
+ @Test
+ void assertRead() {
+ byte[] input = {0x0d, 0x0a, 0x33, 0x18, 0x01, 0x4a, 0x08, 0x0a, (byte)
0x9a, 0x01, 0x18, 0x01, 0x4a, 0x6f};
+ byte[] expected = {0x0a, 0x33, 0x18, 0x01, 0x4a, 0x08, 0x0a, (byte)
0x9a, 0x01, 0x18, 0x01, 0x4a, 0x6f};
+ ByteBuf byteBuf = Unpooled.wrappedBuffer(input);
+ MySQLPacketPayload payload = new MySQLPacketPayload(byteBuf,
StandardCharsets.UTF_8);
+ byte[] actual = (byte[]) new
MySQLByteLenencBinaryProtocolValue().read(payload, false);
+ assertThat(actual, is(expected));
+ }
+
+ @Test
+ void assertWrite() {
+ byte[] input = {0x0a, 0x33, 0x18, 0x01, 0x4a, 0x08, 0x0a, (byte) 0x9a,
0x01, 0x18, 0x01, 0x4a, 0x6f};
+ byte[] expected = {0x0d, 0x0a, 0x33, 0x18, 0x01, 0x4a, 0x08, 0x0a,
(byte) 0x9a, 0x01, 0x18, 0x01, 0x4a, 0x6f};
+ ByteBuf actual = Unpooled.wrappedBuffer(new
byte[expected.length]).writerIndex(0);
+ MySQLPacketPayload payload = new MySQLPacketPayload(actual,
StandardCharsets.UTF_8);
+ new MySQLByteLenencBinaryProtocolValue().write(payload, input);
+ assertThat(ByteBufUtil.getBytes(actual), is(expected));
+ }
+}
