fuse_connect.c
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上传日期:2018-01-08
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文件大小:1k
- /**
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
- #include "hdfs.h"
- #include "fuse_dfs.h"
- #include "fuse_connect.h"
- #include "fuse_users.h"
- #if PERMS
- /**
- * Connects to the NN as the current user/group according to FUSE
- *
- */
- hdfsFS doConnectAsUser(const char *hostname, int port) {
- uid_t uid = fuse_get_context()->uid;
- char *user = getUsername(uid);
- if (NULL == user)
- return NULL;
- int numgroups = 0;
- char **groups = getGroups(uid, &numgroups);
- hdfsFS fs = hdfsConnectAsUser(hostname, port, user, (const char **)groups, numgroups);
- freeGroups(groups, numgroups);
- if (user)
- free(user);
- return fs;
- }
- #else
- hdfsFS doConnectAsUser(const char *hostname, int port) {
- return hdfsConnect(hostname, port);
- }
- #endif