mccormickt12 commented on code in PR #4967:
URL: https://github.com/apache/hadoop/pull/4967#discussion_r989666424
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hadoop-hdfs-project/hadoop-hdfs-rbf/src/main/java/org/apache/hadoop/hdfs/server/federation/router/RouterClientProtocol.java:
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@@ -1935,6 +1935,21 @@ public DatanodeInfo[] getSlowDatanodeReport() throws
IOException {
return rpcServer.getSlowDatanodeReport(true, 0);
}
+ @Override
+ public String getEnclosingRoot(String src) throws IOException {
+ Path mountPath = new Path("/");
+ if (subclusterResolver instanceof MountTableResolver) {
+ MountTableResolver mountTable = (MountTableResolver) subclusterResolver;
+ if (mountTable.getMountPoint(src) != null) {
+ // unclear if this is the correct thing to do, probably depends on
default mount point / link fallback
+ mountPath = new Path(mountTable.getMountPoint(src).getSourcePath());
Review Comment:
yeah we check that in the if condition above
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