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HDFS-6455. NFS: Exception should be added in NFS log for invalid separator in nfs.exports.allowed.hosts. Contributed by Abhiraj Butala

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git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1612947 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Brandon Li 2014-07-23 21:22:50 +00:00
parent a6b1d2a85c
commit 2a5f1029a5
4 changed files with 28 additions and 6 deletions
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7
hadoop-common-project/hadoop-nfs/src/main/java/org/apache/hadoop/nfs/NfsExports.java
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@ -53,7 +53,12 @@ public static synchronized NfsExports getInstance(Configuration conf) {
long expirationPeriodNano = conf.getLong(
Nfs3Constant.NFS_EXPORTS_CACHE_EXPIRYTIME_MILLIS_KEY,
Nfs3Constant.NFS_EXPORTS_CACHE_EXPIRYTIME_MILLIS_DEFAULT) * 1000 * 1000;
exports = new NfsExports(cacheSize, expirationPeriodNano, matchHosts);
try {
exports = new NfsExports(cacheSize, expirationPeriodNano, matchHosts);
} catch (IllegalArgumentException e) {
LOG.error("Invalid NFS Exports provided: ", e);
return exports;
}
}
return exports;
}

19
hadoop-hdfs-project/hadoop-hdfs-nfs/src/main/java/org/apache/hadoop/hdfs/nfs/mount/RpcProgramMountd.java
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@ -104,6 +104,10 @@ public XDR nullOp(XDR out, int xid, InetAddress client) {
@Override
public XDR mnt(XDR xdr, XDR out, int xid, InetAddress client) {
if (hostsMatcher == null) {
return MountResponse.writeMNTResponse(Nfs3Status.NFS3ERR_ACCES, out, xid,
null);
}
AccessPrivilege accessPrivilege = hostsMatcher.getAccessPrivilege(client);
if (accessPrivilege == AccessPrivilege.NONE) {
return MountResponse.writeMNTResponse(Nfs3Status.NFS3ERR_ACCES, out, xid,
@ -208,16 +212,23 @@ public void handleInternal(ChannelHandlerContext ctx, RpcInfo info) {
} else if (mntproc == MNTPROC.UMNTALL) {
umntall(out, xid, client);
} else if (mntproc == MNTPROC.EXPORT) {
// Currently only support one NFS export
// Currently only support one NFS export
List<NfsExports> hostsMatchers = new ArrayList<NfsExports>();
hostsMatchers.add(hostsMatcher);
out = MountResponse.writeExportList(out, xid, exports, hostsMatchers);
if (hostsMatcher != null) {
hostsMatchers.add(hostsMatcher);
out = MountResponse.writeExportList(out, xid, exports, hostsMatchers);
} else {
// This means there are no valid exports provided.
RpcAcceptedReply.getInstance(xid,
RpcAcceptedReply.AcceptState.PROC_UNAVAIL, new VerifierNone()).write(
out);
}
} else {
// Invalid procedure
RpcAcceptedReply.getInstance(xid,
RpcAcceptedReply.AcceptState.PROC_UNAVAIL, new VerifierNone()).write(
out);
}
}
ChannelBuffer buf = ChannelBuffers.wrappedBuffer(out.asReadOnlyWrap().buffer());
RpcResponse rsp = new RpcResponse(buf, info.remoteAddress());
RpcUtil.sendRpcResponse(ctx, rsp);

5
hadoop-hdfs-project/hadoop-hdfs-nfs/src/main/java/org/apache/hadoop/hdfs/nfs/nfs3/RpcProgramNfs3.java
View File

@ -2123,8 +2123,11 @@ private boolean checkAccessPrivilege(SocketAddress remoteAddress,
if (!doPortMonitoring(remoteAddress)) {
return false;
}
// Check export table
if (exports == null) {
return false;
}
InetAddress client = ((InetSocketAddress) remoteAddress).getAddress();
AccessPrivilege access = exports.getAccessPrivilege(client);
if (access == AccessPrivilege.NONE) {

3
hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
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@ -361,6 +361,9 @@ Release 2.6.0 - UNRELEASED
continuously leading to huge size of dncp_block_verification.log.curr
(vinayakumarb via cmccabe)
HDFS-6455. NFS: Exception should be added in NFS log for invalid separator in
nfs.exports.allowed.hosts. (Abhiraj Butala via brandonli)
Release 2.5.0 - UNRELEASED
INCOMPATIBLE CHANGES