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merge from github and rebase

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jianghang.loujh
2025-07-28 14:38:10 +08:00
parent 3a7223e460
commit 5607444bad
2 changed files with 204 additions and 206 deletions
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329
parse/src/main/java/com/alibaba/otter/canal/parse/inbound/mysql/tsdb/DatabaseTableMeta.java
View File

@@ -13,9 +13,7 @@ import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.locks.ReadWriteLock;
import java.util.concurrent.locks.ReentrantReadWriteLock;
import java.util.regex.Pattern;
import com.alibaba.otter.canal.parse.driver.mysql.packets.server.FieldPacket;
import com.alibaba.polardbx.druid.sql.repository.Schema;
import org.apache.commons.beanutils.BeanUtils;
import org.apache.commons.lang.ObjectUtils;
import org.apache.commons.lang.StringUtils;
import org.slf4j.Logger;
@@ -40,6 +38,7 @@ import com.alibaba.otter.canal.parse.inbound.mysql.tsdb.dao.MetaHistoryDO;
import com.alibaba.otter.canal.parse.inbound.mysql.tsdb.dao.MetaSnapshotDAO;
import com.alibaba.otter.canal.parse.inbound.mysql.tsdb.dao.MetaSnapshotDO;
import com.alibaba.otter.canal.protocol.position.EntryPosition;
import com.alibaba.polardbx.druid.sql.repository.Schema;
/**
* 基于db远程管理 see internal class: CanalTableMeta , ConsoleTableMetaTSDB
@@ -52,7 +51,8 @@ public class DatabaseTableMeta implements TableMetaTSDB {
public static final EntryPosition INIT_POSITION = new EntryPosition("0", 0L, -2L, -1L);
private static Logger logger = LoggerFactory.getLogger(DatabaseTableMeta.class);
private static Pattern pattern = Pattern.compile("Duplicate entry '.*' for key '*'");
private static Pattern h2Pattern = Pattern.compile("Unique index or primary key violation");
private static Pattern h2Pattern = Pattern
.compile("Unique index or primary key violation");
private static ScheduledExecutorService scheduler = Executors.newSingleThreadScheduledExecutor(r -> {
Thread thread = new Thread(r,
"[scheduler-table-meta-snapshot]");
@@ -80,6 +80,143 @@ public class DatabaseTableMeta implements TableMetaTSDB {
}
public static boolean compareTableMeta(TableMeta source, TableMeta target) {
if (!StringUtils.equalsIgnoreCase(source.getSchema(), target.getSchema())) {
return false;
}
if (!StringUtils.equalsIgnoreCase(source.getTable(), target.getTable())) {
return false;
}
List<FieldMeta> sourceFields = source.getFields();
List<FieldMeta> targetFields = target.getFields();
if (sourceFields.size() != targetFields.size()) {
return false;
}
/**
* MySQL DDL的一些默认行为:
*
* <pre>
* 1. Timestamp类型的列在第一次添加时，未指定默认值会默认为CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP
* 2. Timestamp类型的列在第二次时，必须指定默认值
* 3. BLOB和TEXT类型不存在NULL、NOT NULL属性
* 4. 部分数据类型是synonyms，实际show create table时会转成对应类型
* 5. 非BLOB和TEXT类型在默认未指定NULL、NOT NULL时，默认default null
* 6. 在列变更时，不仅变更列名数据类型，同时各个约束中列名也会变更，同时如果约束中包含key length，则变更后的数据类型不应违背key length的约束（有长度的应大于key length；BLOB、TEXT应有key length；可以在存在key length情况下变更为无key length的数据类型，约束中key length忽略；等等）
* 7. 字符集每列（char类、eumn、set）默认保存，指定使用指定的，未指定使用表默认的，不受修改表默认字符集而改变，同表默认时，字符集显示省略
* 8. 新建表默认innodb引擎，latin1字符集
* 9. BLOB、TEXT会根据给定长度自动转换为对应的TINY、MEDIUM，LONG类型，长度和字符集也有关
* 10. unique约束在没有指定索引名是非幂等的，会自动以约束索引第一个列名称命名，同时以_2,_3这种形式添加后缀
* </pre>
*/
for (int i = 0; i < sourceFields.size(); i++) {
FieldMeta sourceField = sourceFields.get(i);
FieldMeta targetField = targetFields.get(i);
if (!StringUtils.equalsIgnoreCase(sourceField.getColumnName(), targetField.getColumnName())) {
return false;
}
// if (!StringUtils.equalsIgnoreCase(sourceField.getColumnType(),
// targetField.getColumnType())) {
// return false;
// }
// https://github.com/alibaba/canal/issues/1100
// 支持一下 int vs int(10)
if ((sourceField.isUnsigned() && !targetField.isUnsigned())
|| (!sourceField.isUnsigned() && targetField.isUnsigned())) {
return false;
}
String sourceColumnType = StringUtils.removeEndIgnoreCase(sourceField.getColumnType(), "zerofill").trim();
String targetColumnType = StringUtils.removeEndIgnoreCase(targetField.getColumnType(), "zerofill").trim();
String sign = sourceField.isUnsigned() ? "unsigned" : "signed";
sourceColumnType = StringUtils.removeEndIgnoreCase(sourceColumnType, sign).trim();
targetColumnType = StringUtils.removeEndIgnoreCase(targetColumnType, sign).trim();
boolean columnTypeCompare = false;
columnTypeCompare |= StringUtils.containsIgnoreCase(sourceColumnType, targetColumnType);
columnTypeCompare |= StringUtils.containsIgnoreCase(targetColumnType, sourceColumnType);
if (!columnTypeCompare) {
// 去掉精度参数再对比一次
sourceColumnType = synonymsType(StringUtils.substringBefore(sourceColumnType, "(")).trim();
targetColumnType = synonymsType(StringUtils.substringBefore(targetColumnType, "(")).trim();
columnTypeCompare |= StringUtils.containsIgnoreCase(sourceColumnType, targetColumnType);
columnTypeCompare |= StringUtils.containsIgnoreCase(targetColumnType, sourceColumnType);
if (!columnTypeCompare) {
return false;
}
}
// if (!StringUtils.equalsIgnoreCase(sourceField.getDefaultValue(),
// targetField.getDefaultValue())) {
// return false;
// }
// BLOB, TEXT, GEOMETRY or JSON默认都是nullable，可以忽略比较，但比较了也是对齐
if (StringUtils.containsIgnoreCase(sourceColumnType, "timestamp")
|| StringUtils.containsIgnoreCase(targetColumnType, "timestamp")) {
// timestamp可能会加default current_timestamp默认值,忽略对比nullable
} else {
if (sourceField.isNullable() != targetField.isNullable()) {
return false;
}
}
// mysql会有一种处理,针对show create只有uk没有pk时，会在desc默认将uk当做pk
boolean isSourcePkOrUk = sourceField.isKey() || sourceField.isUnique();
boolean isTargetPkOrUk = targetField.isKey() || targetField.isUnique();
if (isSourcePkOrUk != isTargetPkOrUk) {
return false;
}
}
return true;
}
/**
* <pre>
* synonyms处理
* 1. BOOL/BOOLEAN => TINYINT
* 2. DEC/NUMERIC/FIXED => DECIMAL
* 3. INTEGER => INT
* </pre>
*
* @param originType
* @return
*/
private static String synonymsType(String originType) {
if (StringUtils.equalsIgnoreCase(originType, "bool") || StringUtils.equalsIgnoreCase(originType, "boolean")) {
return "tinyint";
} else
if (StringUtils.equalsIgnoreCase(originType, "dec") || StringUtils.equalsIgnoreCase(originType, "numeric")
|| StringUtils.equalsIgnoreCase(originType, "fixed")) {
return "decimal";
} else if (StringUtils.equalsIgnoreCase(originType, "integer")) {
return "int";
} else if (StringUtils.equalsIgnoreCase(originType, "real")
|| StringUtils.equalsIgnoreCase(originType, "double precision")) {
return "double";
}
// BLOB、TEXT会根据给定长度自动转换为对应的TINY、MEDIUM，LONG类型，长度和字符集也有关，统一按照blob对比
if (StringUtils.equalsIgnoreCase(originType, "tinyblob")
|| StringUtils.equalsIgnoreCase(originType, "mediumblob")
|| StringUtils.equalsIgnoreCase(originType, "longblob")) {
return "blob";
} else if (StringUtils.equalsIgnoreCase(originType, "tinytext")
|| StringUtils.equalsIgnoreCase(originType, "mediumtext")
|| StringUtils.equalsIgnoreCase(originType, "longtext")) {
return "text";
}
return originType;
}
@Override
public boolean init(final String destination) {
if (initialized.compareAndSet(false, true)) {
@@ -121,8 +258,9 @@ public class DatabaseTableMeta implements TableMetaTSDB {
try {
connection.disconnect();
} catch (IOException e) {
logger.error("ERROR # disconnect meta connection for address:{}", connection.getConnector()
.getAddress(), e);
logger.error("ERROR # disconnect meta connection for address:{}",
connection.getConnector().getAddress(),
e);
}
}
@@ -234,7 +372,7 @@ public class DatabaseTableMeta implements TableMetaTSDB {
StringBuilder sql = new StringBuilder();
for (String table : tables) {
sql.append("show create table `" + schema + "`.`" + StringUtils.replace(table,"`","``") + "`;");
sql.append("show create table `" + schema + "`.`" + StringUtils.replace(table, "`", "``") + "`;");
}
List<ResultSetPacket> packets = connection.queryMulti(sql.toString());
@@ -370,7 +508,7 @@ public class DatabaseTableMeta implements TableMetaTSDB {
snapshotDO.setBinlogOffest(position.getPosition());
snapshotDO.setBinlogMasterId(String.valueOf(position.getServerId()));
snapshotDO.setBinlogTimestamp(position.getTimestamp());
snapshotDO.setData(JSON.toJSONString(schemaDdls,JSONWriter.Feature.LargeObject));
snapshotDO.setData(JSON.toJSONString(schemaDdls, JSONWriter.Feature.LargeObject));
try {
metaSnapshotDAO.insert(snapshotDO);
} catch (Throwable e) {
@@ -466,9 +604,8 @@ public class DatabaseTableMeta implements TableMetaTSDB {
private boolean applyHistoryOnMemory(EntryPosition position, EntryPosition rollbackPosition) {
try {
List<MetaHistoryDO> metaHistoryDOList = metaHistoryDAO.findByTimestamp(destination,
position.getTimestamp(),
rollbackPosition.getTimestamp());
List<MetaHistoryDO> metaHistoryDOList = metaHistoryDAO
.findByTimestamp(destination, position.getTimestamp(), rollbackPosition.getTimestamp());
if (metaHistoryDOList == null) {
return true;
}
@@ -515,156 +652,18 @@ public class DatabaseTableMeta implements TableMetaTSDB {
private String getFullName(String schema, String table) {
StringBuilder builder = new StringBuilder();
return builder.append(structureSchema(schema)).append('.').append('`').append(StringUtils.replace(table,"`","``")).append('`').toString();
}
public static boolean compareTableMeta(TableMeta source, TableMeta target) {
if (!StringUtils.equalsIgnoreCase(source.getSchema(), target.getSchema())) {
return false;
}
if (!StringUtils.equalsIgnoreCase(source.getTable(), target.getTable())) {
return false;
}
List<FieldMeta> sourceFields = source.getFields();
List<FieldMeta> targetFields = target.getFields();
if (sourceFields.size() != targetFields.size()) {
return false;
}
/**
* MySQL DDL的一些默认行为:
*
* <pre>
* 1. Timestamp类型的列在第一次添加时，未指定默认值会默认为CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP
* 2. Timestamp类型的列在第二次时，必须指定默认值
* 3. BLOB和TEXT类型不存在NULL、NOT NULL属性
* 4. 部分数据类型是synonyms，实际show create table时会转成对应类型
* 5. 非BLOB和TEXT类型在默认未指定NULL、NOT NULL时，默认default null
* 6. 在列变更时，不仅变更列名数据类型，同时各个约束中列名也会变更，同时如果约束中包含key length，则变更后的数据类型不应违背key length的约束（有长度的应大于key length；BLOB、TEXT应有key length；可以在存在key length情况下变更为无key length的数据类型，约束中key length忽略；等等）
* 7. 字符集每列（char类、eumn、set）默认保存，指定使用指定的，未指定使用表默认的，不受修改表默认字符集而改变，同表默认时，字符集显示省略
* 8. 新建表默认innodb引擎，latin1字符集
* 9. BLOB、TEXT会根据给定长度自动转换为对应的TINY、MEDIUM，LONG类型，长度和字符集也有关
* 10. unique约束在没有指定索引名是非幂等的，会自动以约束索引第一个列名称命名，同时以_2,_3这种形式添加后缀
* </pre>
*/
for (int i = 0; i < sourceFields.size(); i++) {
FieldMeta sourceField = sourceFields.get(i);
FieldMeta targetField = targetFields.get(i);
if (!StringUtils.equalsIgnoreCase(sourceField.getColumnName(), targetField.getColumnName())) {
return false;
}
// if (!StringUtils.equalsIgnoreCase(sourceField.getColumnType(),
// targetField.getColumnType())) {
// return false;
// }
// https://github.com/alibaba/canal/issues/1100
// 支持一下 int vs int(10)
if ((sourceField.isUnsigned() && !targetField.isUnsigned())
|| (!sourceField.isUnsigned() && targetField.isUnsigned())) {
return false;
}
String sourceColumnType = StringUtils.removeEndIgnoreCase(sourceField.getColumnType(), "zerofill").trim();
String targetColumnType = StringUtils.removeEndIgnoreCase(targetField.getColumnType(), "zerofill").trim();
String sign = sourceField.isUnsigned() ? "unsigned" : "signed";
sourceColumnType = StringUtils.removeEndIgnoreCase(sourceColumnType, sign).trim();
targetColumnType = StringUtils.removeEndIgnoreCase(targetColumnType, sign).trim();
boolean columnTypeCompare = false;
columnTypeCompare |= StringUtils.containsIgnoreCase(sourceColumnType, targetColumnType);
columnTypeCompare |= StringUtils.containsIgnoreCase(targetColumnType, sourceColumnType);
if (!columnTypeCompare) {
// 去掉精度参数再对比一次
sourceColumnType = synonymsType(StringUtils.substringBefore(sourceColumnType, "(")).trim();
targetColumnType = synonymsType(StringUtils.substringBefore(targetColumnType, "(")).trim();
columnTypeCompare |= StringUtils.containsIgnoreCase(sourceColumnType, targetColumnType);
columnTypeCompare |= StringUtils.containsIgnoreCase(targetColumnType, sourceColumnType);
if (!columnTypeCompare) {
return false;
}
}
// if (!StringUtils.equalsIgnoreCase(sourceField.getDefaultValue(),
// targetField.getDefaultValue())) {
// return false;
// }
// BLOB, TEXT, GEOMETRY or JSON默认都是nullable，可以忽略比较，但比较了也是对齐
if (StringUtils.containsIgnoreCase(sourceColumnType, "timestamp")
|| StringUtils.containsIgnoreCase(targetColumnType, "timestamp")) {
// timestamp可能会加default current_timestamp默认值,忽略对比nullable
} else {
if (sourceField.isNullable() != targetField.isNullable()) {
return false;
}
}
// mysql会有一种处理,针对show create只有uk没有pk时，会在desc默认将uk当做pk
boolean isSourcePkOrUk = sourceField.isKey() || sourceField.isUnique();
boolean isTargetPkOrUk = targetField.isKey() || targetField.isUnique();
if (isSourcePkOrUk != isTargetPkOrUk) {
return false;
}
}
return true;
}
/**
* <pre>
* synonyms处理
* 1. BOOL/BOOLEAN => TINYINT
* 2. DEC/NUMERIC/FIXED => DECIMAL
* 3. INTEGER => INT
*
*
* </pre>
*
* @param originType
* @return
*/
private static String synonymsType(String originType) {
if (StringUtils.equalsIgnoreCase(originType, "bool") || StringUtils.equalsIgnoreCase(originType, "boolean")) {
return "tinyint";
} else if (StringUtils.equalsIgnoreCase(originType, "dec")
|| StringUtils.equalsIgnoreCase(originType, "numeric")
|| StringUtils.equalsIgnoreCase(originType, "fixed")) {
return "decimal";
} else if (StringUtils.equalsIgnoreCase(originType, "integer")) {
return "int";
} else if (StringUtils.equalsIgnoreCase(originType, "real")
|| StringUtils.equalsIgnoreCase(originType, "double precision")) {
return "double";
}
// BLOB、TEXT会根据给定长度自动转换为对应的TINY、MEDIUM，LONG类型，长度和字符集也有关，统一按照blob对比
if (StringUtils.equalsIgnoreCase(originType, "tinyblob")
|| StringUtils.equalsIgnoreCase(originType, "mediumblob")
|| StringUtils.equalsIgnoreCase(originType, "longblob")) {
return "blob";
} else if (StringUtils.equalsIgnoreCase(originType, "tinytext")
|| StringUtils.equalsIgnoreCase(originType, "mediumtext")
|| StringUtils.equalsIgnoreCase(originType, "longtext")) {
return "text";
}
return originType;
return builder.append(structureSchema(schema))
.append('.')
.append('`')
.append(StringUtils.replace(table, "`", "``"))
.append('`')
.toString();
}
private int snapshotExpire(int expireTimestamp) {
return metaSnapshotDAO.deleteByTimestamp(destination, expireTimestamp);
}
public void setConnection(MysqlConnection connection) {
this.connection = connection;
}
public void setFilter(CanalEventFilter filter) {
this.filter = filter;
}
@@ -689,22 +688,22 @@ public class DatabaseTableMeta implements TableMetaTSDB {
this.blackFilter = blackFilter;
}
public void setFieldFilterMap(Map<String, List<String>> fieldFilterMap) {
this.fieldFilterMap = fieldFilterMap;
}
public void setFieldBlackFilterMap(Map<String, List<String>> fieldBlackFilterMap) {
this.fieldBlackFilterMap = fieldBlackFilterMap;
}
public Map<String, List<String>> getFieldFilterMap() {
return fieldFilterMap;
}
public void setFieldFilterMap(Map<String, List<String>> fieldFilterMap) {
this.fieldFilterMap = fieldFilterMap;
}
public Map<String, List<String>> getFieldBlackFilterMap() {
return fieldBlackFilterMap;
}
public void setFieldBlackFilterMap(Map<String, List<String>> fieldBlackFilterMap) {
this.fieldBlackFilterMap = fieldBlackFilterMap;
}
public int getSnapshotInterval() {
return snapshotInterval;
}
@@ -725,6 +724,10 @@ public class DatabaseTableMeta implements TableMetaTSDB {
return connection;
}
public void setConnection(MysqlConnection connection) {
this.connection = connection;
}
public boolean isUkDuplicateException(Throwable t) {
if (pattern.matcher(t.getMessage()).find() || h2Pattern.matcher(t.getMessage()).find()) {
// 违反外键约束时也抛出这种异常，所以这里还要判断包含字符串Duplicate entry

75
prometheus/src/main/java/com/alibaba/otter/canal/prometheus/impl/StoreCollector.java
View File

@@ -1,16 +1,7 @@
package com.alibaba.otter.canal.prometheus.impl;
import com.alibaba.otter.canal.instance.core.CanalInstance;
import com.alibaba.otter.canal.prometheus.InstanceRegistry;
import com.alibaba.otter.canal.store.CanalEventStore;
import com.alibaba.otter.canal.store.memory.MemoryEventStoreWithBuffer;
import com.alibaba.otter.canal.store.model.BatchMode;
import com.google.common.base.Preconditions;
import io.prometheus.client.Collector;
import io.prometheus.client.CounterMetricFamily;
import io.prometheus.client.GaugeMetricFamily;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import static com.alibaba.otter.canal.prometheus.CanalInstanceExports.DEST;
import static com.alibaba.otter.canal.prometheus.CanalInstanceExports.DEST_LABELS_LIST;
import java.util.ArrayList;
import java.util.Arrays;
@@ -20,15 +11,27 @@ import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;
import java.util.concurrent.atomic.AtomicLong;
import static com.alibaba.otter.canal.prometheus.CanalInstanceExports.DEST;
import static com.alibaba.otter.canal.prometheus.CanalInstanceExports.DEST_LABELS_LIST;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.alibaba.otter.canal.instance.core.CanalInstance;
import com.alibaba.otter.canal.prometheus.InstanceRegistry;
import com.alibaba.otter.canal.store.CanalEventStore;
import com.alibaba.otter.canal.store.memory.MemoryEventStoreWithBuffer;
import com.alibaba.otter.canal.store.model.BatchMode;
import com.google.common.base.Preconditions;
import io.prometheus.client.Collector;
import io.prometheus.client.CounterMetricFamily;
import io.prometheus.client.GaugeMetricFamily;
/**
* @author Chuanyi Li
*/
public class StoreCollector extends Collector implements InstanceRegistry {
private static final Logger logger = LoggerFactory.getLogger(SinkCollector.class);
private static final Logger logger = LoggerFactory
.getLogger(SinkCollector.class);
private static final String PRODUCE = "canal_instance_store_produce_seq";
private static final String CONSUME = "canal_instance_store_consume_seq";
private static final String STORE = "canal_instance_store";
@@ -54,10 +57,7 @@ public class StoreCollector extends Collector implements InstanceRegistry {
private final ConcurrentMap<String, StoreMetricsHolder> instances = new ConcurrentHashMap<>();
private final List<String> storeLabelsList = Arrays.asList(DEST, "batchMode", "size");
private StoreCollector() {}
private static class SingletonHolder {
private static final StoreCollector SINGLETON = new StoreCollector();
private StoreCollector(){
}
public static StoreCollector instance() {
@@ -67,28 +67,17 @@ public class StoreCollector extends Collector implements InstanceRegistry {
@Override
public List<MetricFamilySamples> collect() {
List<MetricFamilySamples> mfs = new ArrayList<>();
CounterMetricFamily put = new CounterMetricFamily(PRODUCE,
PRODUCE_HELP, DEST_LABELS_LIST);
CounterMetricFamily ack = new CounterMetricFamily(CONSUME,
CONSUME_HELP, DEST_LABELS_LIST);
GaugeMetricFamily store = new GaugeMetricFamily(STORE,
STORE_HELP, storeLabelsList);
CounterMetricFamily putMem = new CounterMetricFamily(PRODUCE_MEM,
PRODUCE_MEM_HELP, DEST_LABELS_LIST);
CounterMetricFamily ackMem = new CounterMetricFamily(CONSUME_MEM,
CONSUME_MEM_HELP, DEST_LABELS_LIST);
GaugeMetricFamily putDelay = new GaugeMetricFamily(PUT_DELAY,
PUT_DELAY_HELP, DEST_LABELS_LIST);
GaugeMetricFamily getDelay = new GaugeMetricFamily(GET_DELAY,
GET_DELAY_HELP, DEST_LABELS_LIST);
GaugeMetricFamily ackDelay = new GaugeMetricFamily(ACK_DELAY,
ACK_DELAY_HELP, DEST_LABELS_LIST);
CounterMetricFamily putRows = new CounterMetricFamily(PUT_ROWS,
PUT_ROWS_HELP, DEST_LABELS_LIST);
CounterMetricFamily getRows = new CounterMetricFamily(GET_ROWS,
GET_ROWS_HELP, DEST_LABELS_LIST);
CounterMetricFamily ackRows = new CounterMetricFamily(ACK_ROWS,
ACK_ROWS_HELP, DEST_LABELS_LIST);
CounterMetricFamily put = new CounterMetricFamily(PRODUCE, PRODUCE_HELP, DEST_LABELS_LIST);
CounterMetricFamily ack = new CounterMetricFamily(CONSUME, CONSUME_HELP, DEST_LABELS_LIST);
GaugeMetricFamily store = new GaugeMetricFamily(STORE, STORE_HELP, storeLabelsList);
CounterMetricFamily putMem = new CounterMetricFamily(PRODUCE_MEM, PRODUCE_MEM_HELP, DEST_LABELS_LIST);
CounterMetricFamily ackMem = new CounterMetricFamily(CONSUME_MEM, CONSUME_MEM_HELP, DEST_LABELS_LIST);
GaugeMetricFamily putDelay = new GaugeMetricFamily(PUT_DELAY, PUT_DELAY_HELP, DEST_LABELS_LIST);
GaugeMetricFamily getDelay = new GaugeMetricFamily(GET_DELAY, GET_DELAY_HELP, DEST_LABELS_LIST);
GaugeMetricFamily ackDelay = new GaugeMetricFamily(ACK_DELAY, ACK_DELAY_HELP, DEST_LABELS_LIST);
CounterMetricFamily putRows = new CounterMetricFamily(PUT_ROWS, PUT_ROWS_HELP, DEST_LABELS_LIST);
CounterMetricFamily getRows = new CounterMetricFamily(GET_ROWS, GET_ROWS_HELP, DEST_LABELS_LIST);
CounterMetricFamily ackRows = new CounterMetricFamily(ACK_ROWS, ACK_ROWS_HELP, DEST_LABELS_LIST);
boolean hasMem = false;
for (StoreMetricsHolder smh : instances.values()) {
final boolean isMem = smh.batchMode.isMemSize();
@@ -174,7 +163,13 @@ public class StoreCollector extends Collector implements InstanceRegistry {
instances.remove(destination);
}
private static class SingletonHolder {
private static final StoreCollector SINGLETON = new StoreCollector();
}
private static class StoreMetricsHolder {
private AtomicLong putSeq;
private AtomicLong ackSeq;
private BatchMode batchMode;