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https://issues.apache.org/jira/browse/HDDS-6924?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Rakesh Radhakrishnan resolved HDDS-6924.
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Target Version/s: 1.3.0
Resolution: Fixed
> OBJECT_STORE isn't flat namespaced
> ----------------------------------
>
> Key: HDDS-6924
> URL: https://issues.apache.org/jira/browse/HDDS-6924
> Project: Apache Ozone
> Issue Type: Sub-task
> Components: Ozone Manager
> Affects Versions: 1.3.0
> Reporter: Soumitra Sulav
> Assignee: Rakesh Radhakrishnan
> Priority: Critical
> Labels: pull-request-available
> Fix For: 1.3.0
>
>
> As per the design, the OBJECT_STORE bucket layout should be flat namespaced.
> But while trying to create a single key in the OBJECT_STORE, there was more
> than 1 entry added to the key list.
> And many of the KEYS seem invalid.
> {code:java}
> [root@quasar-dsaqtf-1 ~]# /opt/cloudera/parcels/CDH/bin/ozone sh bucket
> create o3://ozone1/prefix67032/layoutobs -l OBJECT_STORE
> 22/06/18 15:55:27 INFO rpc.RpcClient: Creating Bucket: prefix67032/layoutobs,
> with the Bucket Layout OBJECT_STORE, systest as owner, Versioning false,
> Storage Type set to DISK and Encryption set to false
> [root@quasar-dsaqtf-1 ~]# /opt/cloudera/parcels/CDH/bin/ozone sh key put
> o3://ozone1/prefix67032/layoutobs//SRCDIR///FILE1.txt anaconda-ks.cfg
> 22/06/18 15:55:50 WARN impl.MetricsConfig: Cannot locate configuration: tried
> hadoop-metrics2-xceiverclientmetrics.properties,hadoop-metrics2.properties
> 22/06/18 15:55:50 INFO impl.MetricsSystemImpl: Scheduled Metric snapshot
> period at 10 second(s).
> 22/06/18 15:55:50 INFO impl.MetricsSystemImpl: XceiverClientMetrics metrics
> system started
> 22/06/18 15:55:51 INFO metrics.MetricRegistries: Loaded MetricRegistries
> class org.apache.ratis.metrics.impl.MetricRegistriesImpl
> [root@quasar-dsaqtf-1 ~]# /opt/cloudera/parcels/CDH/bin/ozone sh key list
> o3://ozone1/prefix67032/layoutobs
> [ {
> "volumeName" : "prefix67032",
> "bucketName" : "layoutobs",
> "name" : "/",
> "dataSize" : 0,
> "creationTime" : "2022-06-18T15:55:50.085Z",
> "modificationTime" : "2022-06-18T15:55:50.085Z",
> "replicationConfig" : {
> "replicationFactor" : "THREE",
> "requiredNodes" : 3,
> "replicationType" : "RATIS"
> }
> }, {
> "volumeName" : "prefix67032",
> "bucketName" : "layoutobs",
> "name" : "/SRCDIR/",
> "dataSize" : 0,
> "creationTime" : "2022-06-18T15:55:50.085Z",
> "modificationTime" : "2022-06-18T15:55:50.085Z",
> "replicationConfig" : {
> "replicationFactor" : "THREE",
> "requiredNodes" : 3,
> "replicationType" : "RATIS"
> }
> }, {
> "volumeName" : "prefix67032",
> "bucketName" : "layoutobs",
> "name" : "/SRCDIR///FILE1.txt",
> "dataSize" : 3322,
> "creationTime" : "2022-06-18T15:55:50.085Z",
> "modificationTime" : "2022-06-18T15:55:52.081Z",
> "replicationConfig" : {
> "replicationFactor" : "THREE",
> "requiredNodes" : 3,
> "replicationType" : "RATIS"
> }
> }, {
> "volumeName" : "prefix67032",
> "bucketName" : "layoutobs",
> "name" : "/SRCDIR/FILE1.txt/",
> "dataSize" : 0,
> "creationTime" : "2022-06-18T15:55:50.085Z",
> "modificationTime" : "2022-06-18T15:55:50.085Z",
> "replicationConfig" : {
> "replicationFactor" : "THREE",
> "requiredNodes" : 3,
> "replicationType" : "RATIS"
> }
> } ]
> {code}
> Also, all the listed KEYS are treated as actual OBJECTS with REPLICATION as 3.
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