本文整理汇总了Java中org.apache.hadoop.hdfs.server.namenode.NameNodeHttpServer.getNameNodeFromContext方法的典型用法代码示例。如果您正苦于以下问题：Java NameNodeHttpServer.getNameNodeFromContext方法的具体用法？Java NameNodeHttpServer.getNameNodeFromContext怎么用？Java NameNodeHttpServer.getNameNodeFromContext使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类org.apache.hadoop.hdfs.server.namenode.NameNodeHttpServer的用法示例。
在下文中一共展示了NameNodeHttpServer.getNameNodeFromContext方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: getTokenUGI
import org.apache.hadoop.hdfs.server.namenode.NameNodeHttpServer; //导入方法依赖的package包/类
private static UserGroupInformation getTokenUGI(ServletContext context,
HttpServletRequest request,
String tokenString,
Configuration conf)
throws IOException {
final Token<DelegationTokenIdentifier> token =
new Token<DelegationTokenIdentifier>();
token.decodeFromUrlString(tokenString);
InetSocketAddress serviceAddress = getNNServiceAddress(context, request);
if (serviceAddress != null) {
SecurityUtil.setTokenService(token, serviceAddress);
token.setKind(DelegationTokenIdentifier.HDFS_DELEGATION_KIND);
}
ByteArrayInputStream buf =
new ByteArrayInputStream(token.getIdentifier());
DataInputStream in = new DataInputStream(buf);
DelegationTokenIdentifier id = new DelegationTokenIdentifier();
id.readFields(in);
if (context != null) {
final NameNode nn = NameNodeHttpServer.getNameNodeFromContext(context);
if (nn != null) {
// Verify the token.
nn.getNamesystem().verifyToken(id, token.getPassword());
}
}
UserGroupInformation ugi = id.getUser();
ugi.addToken(token);
return ugi;
}
示例2: getTokenUGI
import org.apache.hadoop.hdfs.server.namenode.NameNodeHttpServer; //导入方法依赖的package包/类
private static UserGroupInformation getTokenUGI(ServletContext context,
HttpServletRequest request, String tokenString, Configuration conf)
throws IOException {
final Token<DelegationTokenIdentifier> token =
new Token<>();
token.decodeFromUrlString(tokenString);
InetSocketAddress serviceAddress = getNNServiceAddress(context, request);
if (serviceAddress != null) {
SecurityUtil.setTokenService(token, serviceAddress);
token.setKind(DelegationTokenIdentifier.HDFS_DELEGATION_KIND);
}
ByteArrayInputStream buf = new ByteArrayInputStream(token.getIdentifier());
DataInputStream in = new DataInputStream(buf);
DelegationTokenIdentifier id = new DelegationTokenIdentifier();
id.readFields(in);
if (context != null) {
final NameNode nn = NameNodeHttpServer.getNameNodeFromContext(context);
if (nn != null) {
// Verify the token.
nn.getNamesystem().verifyToken(id, token.getPassword());
}
}
UserGroupInformation ugi = id.getUser();
ugi.addToken(token);
return ugi;
}