| /* |
| * 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. |
| */ |
| package org.apache.nifi.registry.security.authorization.shell; |
| |
| /** |
| * Provides shell commands to read users and groups on Mac OSX systems. |
| * |
| * See `man dscl` for more info. |
| */ |
| class OsxShellCommands implements ShellCommandsProvider { |
| /** |
| * @return Shell command string that will return a list of users. |
| */ |
| public String getUsersList() { |
| return "dscl . -readall /Users UniqueID PrimaryGroupID | awk 'BEGIN { OFS = \":\"; ORS=\"\\n\"; i=0;} /RecordName: / {name = $2;i = 0;}" + |
| "/PrimaryGroupID: / {gid = $2;} /^ / {if (i == 0) { i++; name = $1;}} /UniqueID: / {uid = $2;print name, uid, gid;}' | grep -v ^_"; |
| } |
| |
| /** |
| * @return Shell command string that will return a list of groups. |
| */ |
| public String getGroupsList() { |
| return "dscl . -list /Groups PrimaryGroupID | grep -v '^_' | sed 's/ \\{1,\\}/:/g'"; |
| } |
| |
| /** |
| * |
| * @param groupName name of group. |
| * @return Shell command string that will return a list of users for a group. |
| */ |
| public String getGroupMembers(String groupName) { |
| return String.format("dscl . -read /Groups/%s GroupMembership | cut -f 2- -d ' ' | sed 's/\\ /,/g'", groupName); |
| } |
| |
| /** |
| * @param userId name of user. |
| * @return Shell command string that will read a single user. |
| */ |
| @Override |
| public String getUserById(String userId) { |
| return String.format("id -P %s | cut -f 1,3,4 -d ':'", userId); |
| } |
| |
| /** |
| * @param userName name of user. |
| * @return Shell command string that will read a single user. |
| */ |
| public String getUserByName(String userName) { |
| return getUserById(userName); // 'id' command works for both uid/username |
| } |
| |
| /** |
| * @param groupId name of group. |
| * @return Shell command string that will read a single group. |
| */ |
| public String getGroupById(String groupId) { |
| return String.format(" dscl . -read /Groups/`dscl . -search /Groups gid %s | head -n 1 | cut -f 1` RecordName PrimaryGroupID | awk 'BEGIN { OFS = \":\"; ORS=\"\\n\"; i=0;} " + |
| "/RecordName: / {name = $2;i = 1;}/PrimaryGroupID: / {gid = $2;}; {if (i==1) {print name,gid,\"\"}}'", groupId); |
| } |
| |
| /** |
| * @return Shell command string that will exit normally (0) on a suitable system. |
| */ |
| public String getSystemCheck() { |
| return "which dscl"; |
| } |
| } |