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Configurable metrics server port.

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This commit is contained in:
Chuanyi Li
2018-08-13 21:50:50 +08:00
parent a3bf1d59e6
commit e8aee3a276
7 changed files with 35 additions and 4 deletions
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1
deployer/src/main/java/com/alibaba/otter/canal/deployer/CanalConstants.java
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@@ -15,6 +15,7 @@ public class CanalConstants {
public static final String CANAL_ID = ROOT + "." + "id";
public static final String CANAL_IP = ROOT + "." + "ip";
public static final String CANAL_PORT = ROOT + "." + "port";
public static final String CANAL_METRICS_PULL_PORT = ROOT + "." + "metrics.pull.port";
public static final String CANAL_ZKSERVERS = ROOT + "." + "zkServers";
public static final String CANAL_WITHOUT_NETTY = ROOT + "." + "withoutNetty";

8
deployer/src/main/java/com/alibaba/otter/canal/deployer/CanalController.java
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@@ -98,6 +98,14 @@ public class CanalController {
port = Integer.valueOf(getProperty(properties, CanalConstants.CANAL_PORT));
embededCanalServer = CanalServerWithEmbedded.instance();
embededCanalServer.setCanalInstanceGenerator(instanceGenerator);// 设置自定义的instanceGenerator
try {
int metricsPort = Integer.valueOf(getProperty(properties, CanalConstants.CANAL_METRICS_PULL_PORT));
embededCanalServer.setMetricsPort(metricsPort);
} catch (NumberFormatException e) {
logger.info("No valid metrics server port found, use default 11112.");
embededCanalServer.setMetricsPort(11112);
}
String canalWithoutNetty = getProperty(properties, CanalConstants.CANAL_WITHOUT_NETTY);
if (canalWithoutNetty == null || "false".equals(canalWithoutNetty)) {
canalServer = CanalServerWithNetty.instance();

12
prometheus/src/main/java/com/alibaba/otter/canal/prometheus/PrometheusService.java
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@@ -22,6 +22,7 @@ public class PrometheusService implements CanalMetricsService {
private static final Logger logger = LoggerFactory.getLogger(PrometheusService.class);
private final CanalInstanceExports instanceExports;
private volatile boolean running = false;
private int port;
private HTTPServer server;
private final ClientInstanceProfiler clientProfiler;
@@ -41,9 +42,9 @@ public class PrometheusService implements CanalMetricsService {
@Override
public void initialize() {
try {
//TODO 1.Configurable port
//TODO 2.Https
server = new HTTPServer(11112);
logger.info("Start prometheus HTTPServer on port {}.", port);
//TODO 2.Https?
server = new HTTPServer(port);
} catch (IOException e) {
logger.warn("Unable to start prometheus HTTPServer.", e);
return;
@@ -112,4 +113,9 @@ public class PrometheusService implements CanalMetricsService {
logger.info("Unregister metrics for destination {}.", instance.getDestination());
}
@Override
public void setServerPort(int port) {
this.port = port;
}
}

6
server/src/main/java/com/alibaba/otter/canal/server/embedded/CanalServerWithEmbedded.java
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@@ -44,6 +44,7 @@ public class CanalServerWithEmbedded extends AbstractCanalLifeCycle implements C
private Map<String, CanalInstance> canalInstances;
// private Map<ClientIdentity, Position> lastRollbackPostions;
private CanalInstanceGenerator canalInstanceGenerator;
private int metricsPort;
private CanalMetricsService metrics = NopCanalMetricsService.NOP;
private static class SingletonHolder {
@@ -64,6 +65,7 @@ public class CanalServerWithEmbedded extends AbstractCanalLifeCycle implements C
super.start();
// 如果存在provider,则启动metrics service
loadCanalMetrics();
metrics.setServerPort(metricsPort);
metrics.initialize();
canalInstances = MigrateMap.makeComputingMap(new Function<String, CanalInstance>() {
@@ -529,4 +531,8 @@ public class CanalServerWithEmbedded extends AbstractCanalLifeCycle implements C
this.canalInstanceGenerator = canalInstanceGenerator;
}
public void setMetricsPort(int metricsPort) {
this.metricsPort = metricsPort;
}
}

5
server/src/main/java/com/alibaba/otter/canal/spi/CanalMetricsService.java
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@@ -39,4 +39,9 @@ public interface CanalMetricsService {
*/
void unregister(CanalInstance instance);
/**
* @param port server port for pull
*/
void setServerPort(int port);
}

5
server/src/main/java/com/alibaba/otter/canal/spi/NopCanalMetricsService.java
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@@ -35,4 +35,9 @@ public class NopCanalMetricsService implements CanalMetricsService {
public void unregister(CanalInstance instance) {
}
@Override
public void setServerPort(int port) {
}
}