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yifuzhou
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94 changes: 94 additions & 0 deletions
94
.../xpipe/redis/checker/healthcheck/actions/interaction/AbstractPsubPingActionCollector.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,94 @@ | ||
| package com.ctrip.xpipe.redis.checker.healthcheck.actions.interaction; | ||
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| import com.ctrip.xpipe.redis.checker.healthcheck.ActionContext; | ||
| import com.ctrip.xpipe.redis.checker.healthcheck.HealthCheckAction; | ||
| import com.ctrip.xpipe.redis.checker.healthcheck.RedisHealthCheckInstance; | ||
| import com.ctrip.xpipe.redis.checker.healthcheck.actions.ping.PingActionContext; | ||
| import com.ctrip.xpipe.redis.checker.healthcheck.actions.ping.PingActionListener; | ||
| import com.ctrip.xpipe.redis.checker.healthcheck.actions.psubscribe.PsubActionContext; | ||
| import com.ctrip.xpipe.redis.checker.healthcheck.actions.psubscribe.PsubActionListener; | ||
| import com.ctrip.xpipe.redis.checker.healthcheck.actions.psubscribe.PsubPingActionCollector; | ||
| import com.google.common.collect.Maps; | ||
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| import java.util.Map; | ||
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| public abstract class AbstractPsubPingActionCollector implements PsubPingActionCollector { | ||
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| protected Map<RedisHealthCheckInstance, HealthStatus> allHealthStatus = Maps.newConcurrentMap(); | ||
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| protected PingActionListener pingActionListener = new AbstractPsubPingActionCollector.CollectorPingActionListener(); | ||
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| protected PsubActionListener psubActionListener = new AbstractPsubPingActionCollector.CollectorPsubActionListener(); | ||
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| protected abstract HealthStatus createOrGetHealthStatus(RedisHealthCheckInstance instance); | ||
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| protected void removeHealthStatus(HealthCheckAction<RedisHealthCheckInstance> action) { | ||
| HealthStatus healthStatus = allHealthStatus.remove(action.getActionInstance()); | ||
| if(healthStatus != null) { | ||
| healthStatus.stop(); | ||
| } | ||
| } | ||
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| @Override | ||
| public boolean supportInstance(RedisHealthCheckInstance instance) { | ||
| return true; | ||
| } | ||
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| @Override | ||
| public PingActionListener createPingActionListener() { | ||
| return pingActionListener; | ||
| } | ||
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| @Override | ||
| public PsubActionListener createPsubActionListener() { | ||
| return psubActionListener; | ||
| } | ||
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| protected class CollectorPingActionListener implements PingActionListener { | ||
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| @Override | ||
| public void onAction(PingActionContext pingActionContext) { | ||
| HealthStatus healthStatus = createOrGetHealthStatus(pingActionContext.instance()); | ||
| if (!pingActionContext.isSuccess()) { | ||
| if (pingActionContext.getCause().getMessage().contains("LOADING")) { | ||
| healthStatus.loading(); | ||
| } | ||
| return; | ||
| } | ||
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| if (pingActionContext.getResult()) { | ||
| healthStatus.pong(); | ||
| } else { | ||
| if(healthStatus.getState() == HEALTH_STATE.UNKNOWN) { | ||
| healthStatus.pongInit(); | ||
| } | ||
| } | ||
| } | ||
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| @Override | ||
| public boolean worksfor(ActionContext t) { | ||
| return t instanceof PingActionContext; | ||
| } | ||
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| @Override | ||
| public void stopWatch(HealthCheckAction action) { | ||
| removeHealthStatus(action); | ||
| } | ||
| } | ||
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| protected class CollectorPsubActionListener implements PsubActionListener { | ||
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| @Override | ||
| public void onAction(PsubActionContext psubActionContext) { | ||
| HealthStatus healthStatus = createOrGetHealthStatus(psubActionContext.instance()); | ||
| if (!psubActionContext.getResult().isEmpty()) { | ||
| healthStatus.subSuccess(); | ||
| } | ||
| } | ||
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| @Override | ||
| public void stopWatch(HealthCheckAction<RedisHealthCheckInstance> action) { | ||
| removeHealthStatus(action); | ||
| } | ||
| } | ||
| } |
100 changes: 100 additions & 0 deletions
100
...rip/xpipe/redis/checker/healthcheck/actions/interaction/CrossRegionRedisHealthStatus.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,100 @@ | ||
| package com.ctrip.xpipe.redis.checker.healthcheck.actions.interaction; | ||
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| import com.ctrip.xpipe.redis.checker.healthcheck.RedisHealthCheckInstance; | ||
| import com.ctrip.xpipe.redis.checker.healthcheck.actions.interaction.event.InstanceDown; | ||
| import com.ctrip.xpipe.redis.checker.healthcheck.actions.interaction.event.InstanceLoading; | ||
| import com.ctrip.xpipe.redis.checker.healthcheck.actions.interaction.event.InstanceUp; | ||
| import org.slf4j.Logger; | ||
| import org.slf4j.LoggerFactory; | ||
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| import java.util.concurrent.ScheduledExecutorService; | ||
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| /** | ||
| * UNKNOWN | ||
| * pingSuccess -> INSTANCEUP + start subAction | ||
| * pingFail -> DOWN + markDown | ||
| * subSuccess -> throw exception | ||
| * <p> | ||
| * INSTANCEUP | ||
| * pingSuccess,do nothing | ||
| * pingFail -> DOWN + markDown | ||
| * subSuccess -> HEALTHY + markUp + stop subAction | ||
| * <p> | ||
| * HEALTHY | ||
| * pingSuccess,do nothing | ||
| * pingFail -> DOWN + markDown | ||
| * subSuccess -> throw exception | ||
| * <p> | ||
| * DOWN | ||
| * pingSuccess -> INSTANCEUP + start subAction | ||
| * pingFail,do nothing | ||
| * subSuccess -> throw exception | ||
| */ | ||
| public class CrossRegionRedisHealthStatus extends HealthStatus { | ||
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| protected static final Logger logger = LoggerFactory.getLogger(CrossRegionRedisHealthStatus.class); | ||
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| public CrossRegionRedisHealthStatus(RedisHealthCheckInstance instance, ScheduledExecutorService scheduled) { | ||
| super(instance, scheduled); | ||
| } | ||
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| @Override | ||
| protected void loading() { | ||
| HEALTH_STATE preState = state.get(); | ||
| if(state.compareAndSet(preState, HEALTH_STATE.DOWN)) { | ||
| logStateChange(preState, state.get()); | ||
| } | ||
| if (!preState.equals(HEALTH_STATE.DOWN)) { | ||
| logger.info("[setLoading] {}", this); | ||
| notifyObservers(new InstanceLoading(instance)); | ||
| } | ||
| } | ||
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| @Override | ||
| protected void pong() { | ||
| lastPongTime.set(System.currentTimeMillis()); | ||
| HEALTH_STATE preState = state.get(); | ||
| if (preState.equals(HEALTH_STATE.UNKNOWN) || preState.equals(HEALTH_STATE.DOWN)) { | ||
| if(state.compareAndSet(preState, HEALTH_STATE.INSTANCEUP)) { | ||
| logStateChange(preState, state.get()); | ||
| } | ||
| } | ||
| } | ||
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| @Override | ||
| protected void subSuccess() { | ||
| HEALTH_STATE preState = state.get(); | ||
| if (preState.equals(HEALTH_STATE.INSTANCEUP)) { | ||
| if(state.compareAndSet(preState, HEALTH_STATE.HEALTHY)) { | ||
| logStateChange(preState, state.get()); | ||
| } | ||
| logger.info("[setUp] {}", this); | ||
| notifyObservers(new InstanceUp(instance)); | ||
| } | ||
| } | ||
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| @Override | ||
| protected void healthStatusUpdate() { | ||
| long currentTime = System.currentTimeMillis(); | ||
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| if(lastPongTime.get() != UNSET_TIME) { | ||
| long pingDownTime = currentTime - lastPongTime.get(); | ||
| final int pingDownAfter = pingDownAfterMilli.getAsInt(); | ||
| if (pingDownTime > pingDownAfter) { | ||
| doMarkDown(); | ||
| } | ||
| } | ||
| } | ||
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| protected void doMarkDown() { | ||
| HEALTH_STATE preState = state.get(); | ||
| if(state.compareAndSet(preState, HEALTH_STATE.DOWN)) { | ||
| logStateChange(preState, state.get()); | ||
| } | ||
| if (!preState.equals(HEALTH_STATE.DOWN)) { | ||
| logger.info("[setDown] {}", this); | ||
| notifyObservers(new InstanceDown(instance)); | ||
| } | ||
| } | ||
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| } |
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