HDFS-7640. print NFS Client in the NFS log. Contributed by Brandon Li.

hadoop-hdfs-project/hadoop-hdfs-nfs/src/main/java/org/apache/hadoop/hdfs/nfs/nfs3/RpcProgramNfs3.java

@@ -330,8 +330,9 @@ public class RpcProgramNfs3 extends RpcProgram implements Nfs3Interface {
     }
 
     FileHandle handle = request.getHandle();
-    if (LOG.isTraceEnabled()) {
+    if (LOG.isDebugEnabled()) {
-      LOG.trace("GETATTR for fileId: " + handle.getFileId());
+      LOG.debug("GETATTR for fileId: " + handle.getFileId() + " client:"
+          + remoteAddress);
     }
 
     Nfs3FileAttributes attrs = null;
@@ -423,7 +424,8 @@ public class RpcProgramNfs3 extends RpcProgram implements Nfs3Interface {
 
     FileHandle handle = request.getHandle();
     if (LOG.isDebugEnabled()) {
-      LOG.debug("NFS SETATTR fileId: " + handle.getFileId());
+      LOG.debug("NFS SETATTR fileId: " + handle.getFileId() + " client:"
+          + remoteAddress);
     }
 
     if (request.getAttr().getUpdateFields().contains(SetAttrField.SIZE)) {
@@ -509,7 +511,7 @@ public class RpcProgramNfs3 extends RpcProgram implements Nfs3Interface {
     String fileName = request.getName();
     if (LOG.isDebugEnabled()) {
       LOG.debug("NFS LOOKUP dir fileId: " + dirHandle.getFileId() + " name: "
-          + fileName);
+          + fileName + " client:" + remoteAddress);
     }
 
     try {
@@ -577,7 +579,8 @@ public class RpcProgramNfs3 extends RpcProgram implements Nfs3Interface {
     Nfs3FileAttributes attrs;
 
     if (LOG.isDebugEnabled()) {
-      LOG.debug("NFS ACCESS fileId: " + handle.getFileId());
+      LOG.debug("NFS ACCESS fileId: " + handle.getFileId() + " client:"
+          + remoteAddress);
     }
 
     try {
@@ -643,7 +646,8 @@ public class RpcProgramNfs3 extends RpcProgram implements Nfs3Interface {
 
     FileHandle handle = request.getHandle();
     if (LOG.isDebugEnabled()) {
-      LOG.debug("NFS READLINK fileId: " + handle.getFileId());
+      LOG.debug("NFS READLINK fileId: " + handle.getFileId() + " client:"
+          + remoteAddress);
     }
 
     String fileIdPath = Nfs3Utils.getFileIdPath(handle);
@@ -722,7 +726,7 @@ public class RpcProgramNfs3 extends RpcProgram implements Nfs3Interface {
     FileHandle handle = request.getHandle();
     if (LOG.isDebugEnabled()) {
       LOG.debug("NFS READ fileId: " + handle.getFileId() + " offset: " + offset
-          + " count: " + count);
+          + " count: " + count + " client:" + remoteAddress);
     }
 
     Nfs3FileAttributes attrs;
@@ -863,7 +867,7 @@ public class RpcProgramNfs3 extends RpcProgram implements Nfs3Interface {
     if (LOG.isDebugEnabled()) {
       LOG.debug("NFS WRITE fileId: " + handle.getFileId() + " offset: "
           + offset + " length:" + count + " stableHow:" + stableHow.getValue()
-          + " xid:" + xid);
+          + " xid:" + xid + " client:" + remoteAddress);
     }
 
     Nfs3FileAttributes preOpAttr = null;
@@ -936,7 +940,7 @@ public class RpcProgramNfs3 extends RpcProgram implements Nfs3Interface {
     String fileName = request.getName();
     if (LOG.isDebugEnabled()) {
       LOG.debug("NFS CREATE dir fileId: " + dirHandle.getFileId()
-          + " filename: " + fileName);
+          + " filename: " + fileName + " client:" + remoteAddress);
     }
 
     int createMode = request.getMode();
@@ -1067,6 +1071,10 @@ public class RpcProgramNfs3 extends RpcProgram implements Nfs3Interface {
     }
     FileHandle dirHandle = request.getHandle();
     String fileName = request.getName();
+    if (LOG.isDebugEnabled()) {
+      LOG.debug("NFS MKDIR dirId: " + dirHandle.getFileId() + " filename: "
+          + fileName + " client:" + remoteAddress);
+    }
 
     if (request.getObjAttr().getUpdateFields().contains(SetAttrField.SIZE)) {
       LOG.error("Setting file size is not supported when mkdir: " + fileName
@@ -1165,7 +1173,7 @@ public class RpcProgramNfs3 extends RpcProgram implements Nfs3Interface {
     String fileName = request.getName();
     if (LOG.isDebugEnabled()) {
       LOG.debug("NFS REMOVE dir fileId: " + dirHandle.getFileId()
-          + " fileName: " + fileName);
+          + " fileName: " + fileName + " client:" + remoteAddress);
     }
 
     String dirFileIdPath = Nfs3Utils.getFileIdPath(dirHandle);
@@ -1246,7 +1254,7 @@ public class RpcProgramNfs3 extends RpcProgram implements Nfs3Interface {
 
     if (LOG.isDebugEnabled()) {
       LOG.debug("NFS RMDIR dir fileId: " + dirHandle.getFileId()
-          + " fileName: " + fileName);
+          + " fileName: " + fileName + " client:" + remoteAddress);
     }
 
     String dirFileIdPath = Nfs3Utils.getFileIdPath(dirHandle);
@@ -1333,7 +1341,8 @@ public class RpcProgramNfs3 extends RpcProgram implements Nfs3Interface {
     String toName = request.getToName();
     if (LOG.isDebugEnabled()) {
       LOG.debug("NFS RENAME from: " + fromHandle.getFileId() + "/" + fromName
-          + " to: " + toHandle.getFileId() + "/" + toName);
+          + " to: " + toHandle.getFileId() + "/" + toName + " client:"
+          + remoteAddress);
     }
 
     String fromDirFileIdPath = Nfs3Utils.getFileIdPath(fromHandle);
@@ -1431,7 +1440,8 @@ public class RpcProgramNfs3 extends RpcProgram implements Nfs3Interface {
     // Don't do any name check to source path, just leave it to HDFS
     String linkIdPath = linkDirIdPath + "/" + name;
     if (LOG.isDebugEnabled()) {
-      LOG.debug("NFS SYMLINK, target: " + symData + " link: " + linkIdPath);
+      LOG.debug("NFS SYMLINK, target: " + symData + " link: " + linkIdPath
+          + " client:" + remoteAddress);
     }
 
     try {
@@ -1530,7 +1540,7 @@ public class RpcProgramNfs3 extends RpcProgram implements Nfs3Interface {
 
     if (LOG.isDebugEnabled()) {
       LOG.debug("NFS READDIR fileId: " + handle.getFileId() + " cookie: "
-          + cookie + " count: " + count);
+          + cookie + " count: " + count + " client:" + remoteAddress);
     }
 
     HdfsFileStatus dirStatus;
@@ -1693,7 +1703,8 @@ public class RpcProgramNfs3 extends RpcProgram implements Nfs3Interface {
 
     if (LOG.isDebugEnabled()) {
       LOG.debug("NFS READDIRPLUS fileId: " + handle.getFileId() + " cookie: "
-          + cookie + " dirCount: " + dirCount + " maxCount: " + maxCount);
+          + cookie + " dirCount: " + dirCount + " maxCount: " + maxCount
+          + " client:" + remoteAddress);
     }
 
     HdfsFileStatus dirStatus;
@@ -1852,7 +1863,8 @@ public class RpcProgramNfs3 extends RpcProgram implements Nfs3Interface {
 
     FileHandle handle = request.getHandle();
     if (LOG.isDebugEnabled()) {
-      LOG.debug("NFS FSSTAT fileId: " + handle.getFileId());
+      LOG.debug("NFS FSSTAT fileId: " + handle.getFileId() + " client:"
+          + remoteAddress);
     }
 
     try {
@@ -1926,7 +1938,8 @@ public class RpcProgramNfs3 extends RpcProgram implements Nfs3Interface {
 
     FileHandle handle = request.getHandle();
     if (LOG.isDebugEnabled()) {
-      LOG.debug("NFS FSINFO fileId: " + handle.getFileId());
+      LOG.debug("NFS FSINFO fileId: " + handle.getFileId() + " client:"
+          + remoteAddress);
     }
 
     try {
@@ -1992,7 +2005,8 @@ public class RpcProgramNfs3 extends RpcProgram implements Nfs3Interface {
     Nfs3FileAttributes attrs;
 
     if (LOG.isDebugEnabled()) {
-      LOG.debug("NFS PATHCONF fileId: " + handle.getFileId());
+      LOG.debug("NFS PATHCONF fileId: " + handle.getFileId() + " client:"
+          + remoteAddress);
     }
 
     try {
@@ -2043,7 +2057,8 @@ public class RpcProgramNfs3 extends RpcProgram implements Nfs3Interface {
     FileHandle handle = request.getHandle();
     if (LOG.isDebugEnabled()) {
       LOG.debug("NFS COMMIT fileId: " + handle.getFileId() + " offset="
-          + request.getOffset() + " count=" + request.getCount());
+          + request.getOffset() + " count=" + request.getCount() + " client:"
+          + remoteAddress);
     }
 
     String fileIdPath = Nfs3Utils.getFileIdPath(handle);

hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt

@@ -256,6 +256,8 @@ Release 2.7.0 - UNRELEASED
     HDFS-7573. Consolidate the implementation of delete() into a single class.
     (wheat9)
 
+    HDFS-7640. Print NFS Client in the NFS log. (Brandon Li via wheat9)
+
   OPTIMIZATIONS
 
     HDFS-7454. Reduce memory footprint for AclEntries in NameNode.