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HADOOP-7114. FsShell should dump all exceptions at DEBUG level. Contributed by todd.

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git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1076296 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Thomas White 2011-03-02 17:09:08 +00:00
parent d97ab376d2
commit 2fbd0bfbeb
3 changed files with 29 additions and 1 deletions
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3
CHANGES.txt
View File

@ -63,6 +63,9 @@ Trunk (unreleased changes)
HADOOP-7112. Issue a warning when GenericOptionsParser libjars are not on
local filesystem. (tomwhite)
HADOOP-7114. FsShell should dump all exceptions at DEBUG level.
(todd via tomwhite)
OPTIMIZATIONS
BUG FIXES

22
src/java/org/apache/hadoop/fs/FsShell.java
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@ -26,6 +26,8 @@
import java.util.*;
import java.util.zip.GZIPInputStream;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.conf.Configured;
@ -49,6 +51,8 @@
/** Provide command line access to a FileSystem. */
@InterfaceAudience.Private
public class FsShell extends Configured implements Tool {
static final Log LOG = LogFactory.getLog(FsShell.class);
protected FileSystem fs;
private Trash trash;
@ -952,6 +956,7 @@ void rename(String srcf, String dstf) throws IOException {
try {
dstFstatus = fs.getFileStatus(dst);
} catch(IOException e) {
LOG.debug("Error getting file status of " + dst, e);
}
if((srcFstatus!= null) && (dstFstatus!= null)) {
if (srcFstatus.isDirectory() && !dstFstatus.isDirectory()) {
@ -999,6 +1004,7 @@ private int rename(String argv[], Configuration conf) throws IOException {
//
rename(argv[i], dest);
} catch (RemoteException e) {
LOG.debug("Error renaming " + argv[i], e);
//
// This is a error returned by hadoop server. Print
// out the first line of the error mesage.
@ -1013,6 +1019,7 @@ private int rename(String argv[], Configuration conf) throws IOException {
ex.getLocalizedMessage());
}
} catch (IOException e) {
LOG.debug("Error renaming " + argv[i], e);
//
// IO exception encountered locally.
//
@ -1083,6 +1090,7 @@ private int copy(String argv[], Configuration conf) throws IOException {
//
copy(argv[i], dest, conf);
} catch (RemoteException e) {
LOG.debug("Error copying " + argv[i], e);
//
// This is a error returned by hadoop server. Print
// out the first line of the error mesage.
@ -1098,6 +1106,7 @@ private int copy(String argv[], Configuration conf) throws IOException {
ex.getLocalizedMessage());
}
} catch (IOException e) {
LOG.debug("Error copying " + argv[i], e);
//
// IO exception encountered locally.
//
@ -1159,6 +1168,7 @@ private void delete(Path src, FileSystem srcFs, boolean recursive,
return;
}
} catch (IOException e) {
LOG.debug("Error with trash", e);
Exception cause = (Exception) e.getCause();
String msg = "";
if(cause != null) {
@ -1276,6 +1286,7 @@ private static FileStatus[] shellListStatus(String cmd,
} catch(FileNotFoundException fnfe) {
System.err.println(cmd + ": could not get listing for '" + path + "'");
} catch (IOException e) {
LOG.debug("Error listing " + path, e);
System.err.println(cmd +
": could not get get listing for '" + path + "' : " +
e.getMessage().split("\n")[0]);
@ -1332,6 +1343,7 @@ int runCmdHandler(CmdHandler handler, String[] args,
errors += runCmdHandler(handler, file, srcFs, recursive);
}
} catch (IOException e) {
LOG.debug("Error getting status for " + path, e);
String msg = (e.getMessage() != null ? e.getLocalizedMessage() :
(e.getCause().getMessage() != null ?
e.getCause().getLocalizedMessage() : "null"));
@ -1687,6 +1699,7 @@ private int doall(String cmd, String argv[], int startindex) {
text(argv[i]);
}
} catch (RemoteException e) {
LOG.debug("Error", e);
//
// This is a error returned by hadoop server. Print
// out the first line of the error message.
@ -1702,6 +1715,7 @@ private int doall(String cmd, String argv[], int startindex) {
ex.getLocalizedMessage());
}
} catch (IOException e) {
LOG.debug("Error", e);
//
// IO exception encountered locally.
//
@ -1855,11 +1869,13 @@ public int run(String argv[]) throws Exception {
// initialize FsShell
try {
init();
} catch (RPC.VersionMismatch v) {
} catch (RPC.VersionMismatch v) {
LOG.debug("Version mismatch", v);
System.err.println("Version Mismatch between client and server" +
"... command aborted.");
return exitCode;
} catch (IOException e) {
LOG.debug("Error", e);
System.err.println("Bad connection to FS. Command aborted. Exception: " +
e.getLocalizedMessage());
return exitCode;
@ -1956,10 +1972,12 @@ public int run(String argv[]) throws Exception {
printUsage("");
}
} catch (IllegalArgumentException arge) {
LOG.debug("Error", arge);
exitCode = -1;
System.err.println(cmd.substring(1) + ": " + arge.getLocalizedMessage());
printUsage(cmd);
} catch (RemoteException e) {
LOG.debug("Error", e);
//
// This is a error returned by hadoop server. Print
// out the first line of the error mesage, ignore the stack trace.
@ -1974,6 +1992,7 @@ public int run(String argv[]) throws Exception {
ex.getLocalizedMessage());
}
} catch (IOException e) {
LOG.debug("Error", e);
//
// IO exception encountered locally.
//
@ -1981,6 +2000,7 @@ public int run(String argv[]) throws Exception {
System.err.println(cmd.substring(1) + ": " +
e.getLocalizedMessage());
} catch (Exception re) {
LOG.debug("Error", re);
exitCode = -1;
System.err.println(cmd.substring(1) + ": " + re.getLocalizedMessage());
} finally {

5
src/java/org/apache/hadoop/fs/FsShellPermissions.java
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@ -21,6 +21,7 @@
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.apache.commons.logging.Log;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
import org.apache.hadoop.fs.FsShell.CmdHandler;
@ -35,6 +36,8 @@
@InterfaceAudience.Private
@InterfaceStability.Unstable
class FsShellPermissions {
static Log LOG = FsShell.LOG;
/*========== chmod ==========*/
@ -75,6 +78,7 @@ public void run(FileStatus file, FileSystem srcFs) throws IOException {
srcFs.setPermission(file.getPath(),
new FsPermission((short)newperms));
} catch (IOException e) {
LOG.debug("Error changing permissions of " + file.getPath(), e);
System.err.println(getName() + ": changing permissions of '" +
file.getPath() + "':" + e.getMessage());
}
@ -133,6 +137,7 @@ public void run(FileStatus file, FileSystem srcFs) throws IOException {
try {
srcFs.setOwner(file.getPath(), newOwner, newGroup);
} catch (IOException e) {
LOG.debug("Error changing ownership of " + file.getPath(), e);
System.err.println(getName() + ": changing ownership of '" +
file.getPath() + "':" + e.getMessage());