sandynz commented on code in PR #18516:
URL: https://github.com/apache/shardingsphere/pull/18516#discussion_r903520789
##########
shardingsphere-kernel/shardingsphere-data-pipeline/shardingsphere-data-pipeline-dialect/shardingsphere-data-pipeline-mysql/src/main/java/org/apache/shardingsphere/data/pipeline/mysql/ingest/client/MySQLClient.java:
##########
@@ -70,6 +71,10 @@ public final class MySQLClient {
private ServerInfo serverInfo;
+ private volatile boolean running = true;
+
+ private int reconnectTimes;
Review Comment:
Maybe `reconnectTimes` need volatile too
##########
shardingsphere-kernel/shardingsphere-data-pipeline/shardingsphere-data-pipeline-dialect/shardingsphere-data-pipeline-mysql/src/main/java/org/apache/shardingsphere/data/pipeline/mysql/ingest/MySQLIncrementalDumper.java:
##########
@@ -72,6 +72,8 @@ public final class MySQLIncrementalDumper extends
AbstractIncrementalDumper<Binl
private final PipelineChannel channel;
+ private MySQLClient client;
Review Comment:
client could be final, and also related fields.
##########
shardingsphere-kernel/shardingsphere-data-pipeline/shardingsphere-data-pipeline-dialect/shardingsphere-data-pipeline-mysql/src/main/java/org/apache/shardingsphere/data/pipeline/mysql/ingest/MySQLIncrementalDumper.java:
##########
@@ -198,5 +200,8 @@ private void pushRecord(final Record record) {
@Override
protected void doStop() {
+ if (null != client) {
+ client.closeChannel();
Review Comment:
It's better to catch exception for `closeChannel()`
##########
shardingsphere-test/shardingsphere-integration-test/shardingsphere-integration-test-scaling/src/test/java/org/apache/shardingsphere/integration/data/pipeline/cases/general/MySQLGeneralScalingIT.java:
##########
@@ -84,6 +87,11 @@ public void assertManualScalingSuccess() throws
InterruptedException {
addTargetResource();
executeWithLog(getCommonSQLCommand().getAutoAlterOrderWithItemShardingTableRule());
String jobId = getScalingJobId();
+ Executors.newFixedThreadPool(1).execute(() -> {
+ ThreadUtil.sleep(8, TimeUnit.SECONDS);
+ executeWithLog(String.format("STOP SCALING %s", jobId));
+ executeWithLog(String.format("START SCALING %s", jobId));
+ });
Review Comment:
Could be added later, after blocking response for START/STOP SCALING is done.
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