lokeshj1703 commented on a change in pull request #1919:
URL: https://github.com/apache/ozone/pull/1919#discussion_r580042524
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File path:
hadoop-hdds/server-scm/src/main/java/org/apache/hadoop/hdds/scm/server/SCMClientProtocolServer.java
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@@ -618,6 +607,59 @@ public boolean getReplicationManagerStatus() {
return scm.getReplicationManager().isRunning();
}
+ /**
+ * Get Datanode disk metrics (such as capacity, used) by ip or uuid.
+ *
+ * @param ipaddress
+ * @param uuid
+ * @return DatanodeDiskMetrics
+ * @throws IOException
+ */
+ @Override
+ public HddsProtos.DatanodeDiskMetrics getDatanodeDiskMetrics(String
ipaddress,
+ String uuid)
+ throws IOException {
+
+ // check admin authorisation
+ String remoteUser = getRpcRemoteUsername();
+ try {
+ getScm().checkAdminAccess(remoteUser);
+ } catch (IOException e) {
+ LOG.error("Authorisation failed", e);
+ throw e;
+ }
+
+ // get datanode by ip or uuid
+ DatanodeDetails node = null;
+ if (!Strings.isNullOrEmpty(uuid)) {
+ node = scm.getScmNodeManager().getNodeByUuid(uuid);
+ } else if (!Strings.isNullOrEmpty(ipaddress)) {
+ List<DatanodeDetails> nodes = scm.getScmNodeManager()
+ .getNodesByAddress(ipaddress);
Review comment:
I guess we can send the usage info for both in this case.
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