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Support default value in labeled-value and heatmap query. (#4711) 

* Support default value in labeled-value and heatmap query.

* Update a little document.
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吴晟 Wu Sheng 2020-04-25 21:24:15 +08:00 committed by GitHub
parent 2b41aea639
commit 071708a4a3
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9 changed files with 56 additions and 22 deletions
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2
README.md
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@ -38,7 +38,7 @@ including
1. Java, [.NET Core](https://github.com/SkyAPM/SkyAPM-dotnet), [NodeJS](https://github.com/SkyAPM/SkyAPM-nodejs) and [PHP](https://github.com/SkyAPM/SkyAPM-php-sdk) auto-instrument agents.
1. [Go agent](https://github.com/tetratelabs/go2sky).
1. [LUA agent](https://github.com/apache/skywalking-nginx-lua), especially for Nginx, OpenResty.
1. Service Mesh Observability, including Envoy gRPC Access Log Service (ALS) format in Istio controlled service mesh, Istio telemetry.
1. Service Mesh Observability. Support Mixer telemetry. Recommend to use Envoy Access Log Service (ALS) for better performance, first introduced at [KubeCon 2019](https://www.youtube.com/watch?v=tERm39ju9ew).
1. Metrics system, including Prometheus, Spring Sleuth(Micrometer).
1. Zipkin v1/v2 and Jaeger gRPC format with limited topology and metrics analysis.(Experimental).

7
docs/en/setup/envoy/als_setting.md
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@ -2,7 +2,10 @@
Envoy [ALS(access log service)](https://www.envoyproxy.io/docs/envoy/latest/api-v2/service/accesslog/v2/als.proto) provides
fully logs about RPC routed, including HTTP and TCP.
**If solution initialized and first implemented by [Sheng Wu](https://github.com/wu-sheng), [Hongtao Gao](https://github.com/hanahmily), [Lizan Zhou](https://github.com/lizan) and [Dhi Aurrahman](https://github.com/dio) at 17 May. 2019, and presented on [KubeCon China 2019](https://kccncosschn19eng.sched.com/event/NroB/observability-in-service-mesh-powered-by-envoy-and-apache-skywalking-sheng-wu-lizan-zhou-tetrate).**
If solution initialized and first implemented by [Sheng Wu](https://github.com/wu-sheng), [Hongtao Gao](https://github.com/hanahmily), [Lizan Zhou](https://github.com/lizan),
and [Dhi Aurrahman](https://github.com/dio) at 17 May. 2019,
and presented on [KubeCon China 2019](https://kccncosschn19eng.sched.com/event/NroB/observability-in-service-mesh-powered-by-envoy-and-apache-skywalking-sheng-wu-lizan-zhou-tetrate).
Here is the recorded [Video](https://www.youtube.com/watch?v=tERm39ju9ew).
SkyWalking is the first open source project introducing this ALS based solution to the world. This provides a new way with very low payload to service mesh, but the same observability.
@ -17,4 +20,4 @@ envoy-metric:
```
Note multiple value，please use `,` symbol split
Notice, only use this when envoy under Istio controlled, also in k8s env.
Notice, only use this when envoy under Istio controlled, also in k8s env. The OAP requires the read right to k8s API server for all pods IPs.

4
docs/en/setup/istio/README.md
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@ -13,6 +13,8 @@ Follow the [deploying backend in kubernetes](../backend/backend-k8s.md) to insta
## Setup Istio to send metrics to oap
Our scripts are wrote based on Istio 1.3.3.
1. Install Istio metric template
`kubectl apply -f https://raw.githubusercontent.com/istio/istio/1.3.3/mixer/template/metric/template.yaml`
@ -22,3 +24,5 @@ Follow the [deploying backend in kubernetes](../backend/backend-k8s.md) to insta
`kubectl apply -f skywalkingadapter.yml`
Find the `skywalkingadapter.yml` at [here](yaml/skywalkingadapter.yml).
NOTICE, due to Istio Mixer is default OFF, we recommend you to consider our [ALS solution](../envoy/als_setting.md)

4
oap-server/server-core/src/main/java/org/apache/skywalking/oap/server/core/analysis/metrics/DataTable.java
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@ -71,6 +71,10 @@ public class DataTable implements StorageDataComplexObject<DataTable> {
return !data.isEmpty();
}
public boolean hasKey(String key) {
return data.containsKey(key);
}
public int size() {
return data.size();
}

2
oap-server/server-core/src/main/java/org/apache/skywalking/oap/server/core/analysis/metrics/HistogramMetrics.java
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@ -41,7 +41,7 @@ public abstract class HistogramMetrics extends Metrics {
@Getter
@Setter
@Column(columnName = DATASET, dataType = Column.ValueDataType.HISTOGRAM, storageOnly = true)
@Column(columnName = DATASET, dataType = Column.ValueDataType.HISTOGRAM, storageOnly = true, defaultValue = 0)
private DataTable dataset = new DataTable(30);
/**

16
oap-server/server-core/src/main/java/org/apache/skywalking/oap/server/core/query/type/HeatMap.java
View File

@ -45,7 +45,7 @@ public class HeatMap {
* @param id of the row
* @param rawdata literal string, represent a {@link DataTable}
*/
public void buildColumn(String id, String rawdata) {
public void buildColumn(String id, String rawdata, int defaultValue) {
DataTable dataset = new DataTable(rawdata);
final List<String> sortedKeys = dataset.sortedKeys(
@ -70,12 +70,16 @@ public class HeatMap {
HeatMap.HeatMapColumn column = new HeatMap.HeatMapColumn();
column.setId(id);
sortedKeys.forEach(key -> {
column.addValue(dataset.get(key));
if (dataset.hasKey(key)) {
column.addValue(dataset.get(key));
} else {
column.addValue((long) defaultValue);
}
});
values.add(column);
}
public void fixMissingColumns(List<String> ids) {
public void fixMissingColumns(List<String> ids, int defaultValue) {
for (int i = 0; i < ids.size(); i++) {
final String expectedId = ids.get(i);
boolean found = false;
@ -85,17 +89,17 @@ public class HeatMap {
}
}
if (!found) {
final HeatMapColumn emptyColumn = buildMissingColumn(expectedId);
final HeatMapColumn emptyColumn = buildMissingColumn(expectedId, defaultValue);
values.add(i, emptyColumn);
}
}
}
private HeatMapColumn buildMissingColumn(String id) {
private HeatMapColumn buildMissingColumn(String id, int defaultValue) {
HeatMapColumn column = new HeatMapColumn();
column.setId(id);
buckets.forEach(bucket -> {
column.addValue(0L);
column.addValue((long) defaultValue);
});
return column;
}

13
oap-server/server-storage-plugin/storage-elasticsearch-plugin/src/main/java/org/apache/skywalking/oap/server/storage/plugin/elasticsearch/query/MetricsQueryEsDAO.java
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@ -148,14 +148,18 @@ public class MetricsQueryEsDAO extends EsDAO implements IMetricsQueryDAO {
labeledValues.put(label, labelValue);
});
final int defaultValue = ValueColumnMetadata.INSTANCE.getDefaultValue(condition.getName());
for (String id : ids) {
if (idMap.containsKey(id)) {
Map<String, Object> source = idMap.get(id);
DataTable multipleValues = new DataTable((String) source.getOrDefault(valueColumnName, ""));
labels.forEach(label -> {
final Long data = multipleValues.get(label);
final IntValues values = labeledValues.get(label).getValues();
Long data = multipleValues.get(label);
if (data == null) {
data = (long) defaultValue;
}
KVInt kv = new KVInt();
kv.setId(id);
kv.setValue(data);
@ -168,7 +172,7 @@ public class MetricsQueryEsDAO extends EsDAO implements IMetricsQueryDAO {
return Util.sortValues(
new ArrayList<>(labeledValues.values()),
ids,
ValueColumnMetadata.INSTANCE.getDefaultValue(condition.getName())
defaultValue
);
}
@ -187,15 +191,16 @@ public class MetricsQueryEsDAO extends EsDAO implements IMetricsQueryDAO {
HeatMap heatMap = new HeatMap();
final int defaultValue = ValueColumnMetadata.INSTANCE.getDefaultValue(condition.getName());
for (String id : ids) {
Map<String, Object> source = idMap.get(id);
if (source != null) {
String value = (String) source.get(HistogramMetrics.DATASET);
heatMap.buildColumn(id, value);
heatMap.buildColumn(id, value, defaultValue);
}
}
heatMap.fixMissingColumns(ids);
heatMap.fixMissingColumns(ids, defaultValue);
return heatMap;
}

14
oap-server/server-storage-plugin/storage-influxdb-plugin/src/main/java/org/apache/skywalking/oap/server/storage/plugin/influxdb/query/MetricsQuery.java
View File

@ -183,6 +183,7 @@ public class MetricsQuery implements IMetricsQueryDAO {
labeledValues.put(label, labelValue);
});
final int defaultValue = ValueColumnMetadata.INSTANCE.getDefaultValue(condition.getName());
if (!CollectionUtils.isEmpty(series)) {
series.get(0).getValues().forEach(values -> {
final String id = (String) values.get(1);
@ -190,7 +191,10 @@ public class MetricsQuery implements IMetricsQueryDAO {
multipleValues.toObject((String) values.get(2));
labels.forEach(label -> {
final Long data = multipleValues.get(label);
Long data = multipleValues.get(label);
if (data == null) {
data = (long) defaultValue;
}
final IntValues intValues = labeledValues.get(label).getValues();
KVInt kv = new KVInt();
kv.setId(id);
@ -203,7 +207,7 @@ public class MetricsQuery implements IMetricsQueryDAO {
return Util.sortValues(
new ArrayList<>(labeledValues.values()),
ids,
ValueColumnMetadata.INSTANCE.getDefaultValue(condition.getName())
defaultValue
);
}
@ -229,14 +233,16 @@ public class MetricsQuery implements IMetricsQueryDAO {
log.debug("SQL: {} result set: {}", query.getCommand(), series);
}
final int defaultValue = ValueColumnMetadata.INSTANCE.getDefaultValue(condition.getName());
HeatMap heatMap = new HeatMap();
if (series != null) {
for (List<Object> values : series.getValues()) {
heatMap.buildColumn(values.get(1).toString(), values.get(2).toString());
heatMap.buildColumn(values.get(1).toString(), values.get(2).toString(), defaultValue);
}
}
heatMap.fixMissingColumns(ids);
heatMap.fixMissingColumns(ids, defaultValue);
return heatMap;
}

16
oap-server/server-storage-plugin/storage-jdbc-hikaricp-plugin/src/main/java/org/apache/skywalking/oap/server/storage/plugin/jdbc/h2/dao/H2MetricsQueryDAO.java
View File

@ -170,6 +170,8 @@ public class H2MetricsQueryDAO extends H2SQLExecutor implements IMetricsQueryDAO
labeledValues.put(label, labelValue);
});
final int defaultValue = ValueColumnMetadata.INSTANCE.getDefaultValue(condition.getName());
try (Connection connection = h2Client.getConnection()) {
try (ResultSet resultSet = h2Client.executeQuery(
connection, sql.toString(), parameters.toArray(new Object[0]))) {
@ -180,7 +182,10 @@ public class H2MetricsQueryDAO extends H2SQLExecutor implements IMetricsQueryDAO
multipleValues.toObject(resultSet.getString(valueColumnName));
labels.forEach(label -> {
final Long data = multipleValues.get(label);
Long data = multipleValues.get(label);
if (data == null) {
data = (long) defaultValue;
}
final IntValues values = labeledValues.get(label).getValues();
KVInt kv = new KVInt();
kv.setId(id);
@ -196,7 +201,7 @@ public class H2MetricsQueryDAO extends H2SQLExecutor implements IMetricsQueryDAO
return Util.sortValues(
new ArrayList<>(labeledValues.values()),
ids,
ValueColumnMetadata.INSTANCE.getDefaultValue(condition.getName())
defaultValue
);
}
@ -223,17 +228,20 @@ public class H2MetricsQueryDAO extends H2SQLExecutor implements IMetricsQueryDAO
}
sql.append(")");
final int defaultValue = ValueColumnMetadata.INSTANCE.getDefaultValue(condition.getName());
try (Connection connection = h2Client.getConnection()) {
HeatMap heatMap = new HeatMap();
try (ResultSet resultSet = h2Client.executeQuery(
connection, sql.toString(), parameters.toArray(new Object[0]))) {
while (resultSet.next()) {
heatMap.buildColumn(resultSet.getString("id"), resultSet.getString("dataset"));
heatMap.buildColumn(
resultSet.getString("id"), resultSet.getString("dataset"), defaultValue);
}
}
heatMap.fixMissingColumns(ids);
heatMap.fixMissingColumns(ids, defaultValue);
return heatMap;
} catch (SQLException e) {