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Merge pull request #2235 from subutai-io/sysnet
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110 changes: 110 additions & 0 deletions
110
...pl/src/main/java/io/subutai/core/hubmanager/impl/requestor/ContainerDiskUsageChecker.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,110 @@ | ||
| package io.subutai.core.hubmanager.impl.requestor; | ||
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| import org.slf4j.Logger; | ||
| import org.slf4j.LoggerFactory; | ||
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| import io.subutai.common.command.CommandResult; | ||
| import io.subutai.common.command.CommandUtil; | ||
| import io.subutai.common.command.RequestBuilder; | ||
| import io.subutai.common.environment.ContainerDto; | ||
| import io.subutai.common.environment.EnvironmentDto; | ||
| import io.subutai.common.peer.ContainerHost; | ||
| import io.subutai.common.peer.LocalPeer; | ||
| import io.subutai.common.settings.Common; | ||
| import io.subutai.core.environment.api.EnvironmentManager; | ||
| import io.subutai.core.hubmanager.api.HubManager; | ||
| import io.subutai.core.hubmanager.api.HubRequester; | ||
| import io.subutai.core.hubmanager.api.RestClient; | ||
| import io.subutai.core.hubmanager.api.RestResult; | ||
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| //https://github.com/subutai-io/agent/wiki/Switch-to-Soft-Quota | ||
| public class ContainerDiskUsageChecker extends HubRequester | ||
| { | ||
| private final static Logger LOG = LoggerFactory.getLogger( ContainerDiskUsageChecker.class ); | ||
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| private final EnvironmentManager environmentManager; | ||
| private final LocalPeer localPeer; | ||
| private final CommandUtil commandUtil = new CommandUtil(); | ||
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| public ContainerDiskUsageChecker( final HubManager hubManager, final RestClient restClient, | ||
| final EnvironmentManager environmentManager, final LocalPeer localPeer ) | ||
| { | ||
| super( hubManager, restClient ); | ||
| this.environmentManager = environmentManager; | ||
| this.localPeer = localPeer; | ||
| } | ||
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| @Override | ||
| public void request() throws Exception | ||
| { | ||
| for ( EnvironmentDto environment : environmentManager.getTenantEnvironments() ) | ||
| { | ||
| //iterate over hub containers | ||
| if ( Common.HUB_ID.equals( environment.getDataSource() ) ) | ||
| { | ||
| for ( ContainerDto container : environment.getContainers() ) | ||
| { | ||
| checkDiskUsage( container ); | ||
| } | ||
| } | ||
| } | ||
| } | ||
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| private void checkDiskUsage( ContainerDto containerDto ) | ||
| { | ||
| // a. get its disk usage -> "subutai info du foo" | ||
| // b. compare with container size disk quota limit | ||
| // b.a if du is >= 90 % of quota -> notify Hub | ||
| // b.b if du is >= 150 % of quota -> stop container, notify Hub | ||
| try | ||
| { | ||
| ContainerHost containerHost = localPeer.getContainerHostById( containerDto.getId() ); | ||
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| CommandResult result = commandUtil | ||
| .execute( new RequestBuilder( "subutai info du " + containerDto.getContainerName() ), | ||
| containerHost ); | ||
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| long diskUsed = Long.parseLong( result.getStdOut() ); | ||
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| long diskLimit = containerHost.getContainerSize().getDiskQuota().longValue(); | ||
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| if ( diskUsed >= diskLimit * 0.9 ) | ||
| { | ||
| boolean stop = diskUsed >= diskLimit * 1.5; | ||
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| if ( stop ) | ||
| { | ||
| //stop container | ||
| containerHost.stop(); | ||
| } | ||
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| //notify Hub | ||
| notifyHub( containerDto.getPeerId(), containerDto.getEnvironmentId(), containerDto.getId(), diskUsed, | ||
| stop ); | ||
| } | ||
| } | ||
| catch ( Exception e ) | ||
| { | ||
| LOG.error( "Error checking disk usage of container " + containerDto.getContainerName(), e.getMessage() ); | ||
| } | ||
| } | ||
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| private void notifyHub( String peerId, String envId, String contId, long diskUsage, boolean containerWasStopped ) | ||
| { | ||
| RestResult result = restClient.post( String | ||
| .format( "/rest/v1/peers/%s/environments/%s/containers/%s/disk_usage/%d/%s", peerId, envId, contId, | ||
| diskUsage, containerWasStopped ), null ); | ||
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| if ( !result.isSuccess() ) | ||
| { | ||
| LOG.error( "Error notifying Hub about container disk usage excess: HTTP {} - {}", result.getStatus(), | ||
| result.getReasonPhrase() ); | ||
| } | ||
| } | ||
| } |
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