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63 changes: 63 additions & 0 deletions
63
sdk/java/src/main/java/io/juicefs/utils/FsPermissionExtension.java
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| /** | ||
| * 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 | ||
| * <p> | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * <p> | ||
| * 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 io.juicefs.utils; | ||
|
|
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| import org.apache.hadoop.classification.InterfaceAudience; | ||
| import org.apache.hadoop.fs.permission.FsPermission; | ||
|
|
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| /** | ||
| * HDFS permission subclass used to indicate an ACL is present and/or that the | ||
| * underlying file/dir is encrypted. The ACL/encrypted bits are not visible | ||
| * directly to users of {@link FsPermission} serialization. This is | ||
| * done for backwards compatibility in case any existing clients assume the | ||
| * value of FsPermission is in a particular range. | ||
| */ | ||
| @InterfaceAudience.Private | ||
| public class FsPermissionExtension extends FsPermission { | ||
| private final static short ACL_BIT = 1 << 12; | ||
| private final static short ENCRYPTED_BIT = 1 << 13; | ||
| private final boolean aclBit; | ||
| private final boolean encryptedBit; | ||
|
|
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| /** | ||
| * Constructs a new FsPermissionExtension based on the given FsPermission. | ||
| * | ||
| * @param perm FsPermission containing permission bits | ||
| */ | ||
| public FsPermissionExtension(FsPermission perm, boolean hasAcl, | ||
| boolean isEncrypted) { | ||
| super(perm.toShort()); | ||
| aclBit = hasAcl; | ||
| encryptedBit = isEncrypted; | ||
| } | ||
|
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| @Override | ||
| public short toExtendedShort() { | ||
| return (short) (toShort() | | ||
| (aclBit ? ACL_BIT : 0) | (encryptedBit ? ENCRYPTED_BIT : 0)); | ||
| } | ||
|
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| public boolean getAclBit() { | ||
| return aclBit; | ||
| } | ||
|
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| @Override | ||
| public boolean getEncryptedBit() { | ||
| return encryptedBit; | ||
| } | ||
| } |
53 changes: 53 additions & 0 deletions
53
sdk/java/src/main/java/io/juicefs/utils/ReflectionUtil.java
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| /* | ||
| * JuiceFS, Copyright 2024 Juicedata, Inc. | ||
| * | ||
| * Licensed 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 io.juicefs.utils; | ||
|
|
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| import java.lang.reflect.Constructor; | ||
|
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| public class ReflectionUtil { | ||
| public static boolean hasMethod(String className, String method, String[] params) { | ||
| try { | ||
| Class<?>[] classes = null; | ||
| if (params != null) { | ||
| classes = new Class[params.length]; | ||
| for (int i = 0; i < params.length; i++) { | ||
| classes[i] = Class.forName(params[i], false, Thread.currentThread().getContextClassLoader()); | ||
| } | ||
| } | ||
| return hasMethod(className, method, classes); | ||
| } catch (ClassNotFoundException e) { | ||
| return false; | ||
| } | ||
| } | ||
|
|
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| public static boolean hasMethod(String className, String method, Class<?>[] params) { | ||
| try { | ||
| Class<?> clazz = Class.forName(className, false, Thread.currentThread().getContextClassLoader()); | ||
| clazz.getDeclaredMethod(method, params); | ||
| } catch (ClassNotFoundException | NoSuchMethodException e) { | ||
| return false; | ||
| } | ||
| return true; | ||
| } | ||
|
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| public static <T> Constructor<T> getConstructor(Class<T> clazz, Class<?>... params) { | ||
| try { | ||
| return clazz.getConstructor(params); | ||
| } catch (NoSuchMethodException e) { | ||
| return null; | ||
| } | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,79 @@ | ||
| /** | ||
| * 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 | ||
| * <p> | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * <p> | ||
| * 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 io.juicefs.acl; | ||
|
|
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| import org.apache.hadoop.cli.CLITestHelperDFS; | ||
| import org.apache.hadoop.cli.util.CLICommand; | ||
| import org.apache.hadoop.cli.util.CommandExecutor.Result; | ||
| import org.apache.hadoop.hdfs.DFSConfigKeys; | ||
| import org.junit.After; | ||
| import org.junit.Before; | ||
| import org.junit.Test; | ||
|
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| public class TestAclCLI extends CLITestHelperDFS { | ||
| private String vol = null; | ||
| private String username = null; | ||
|
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| protected void initConf() { | ||
| conf.setBoolean(DFSConfigKeys.DFS_NAMENODE_ACLS_ENABLED_KEY, true); | ||
| conf.setBoolean( | ||
| DFSConfigKeys.DFS_NAMENODE_POSIX_ACL_INHERITANCE_ENABLED_KEY, false); | ||
| } | ||
|
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| @Before | ||
| @Override | ||
| public void setUp() throws Exception { | ||
| super.setUp(); | ||
| initConf(); | ||
| vol = "jfs://dev/"; | ||
| username = System.getProperty("user.name"); | ||
| } | ||
|
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| @After | ||
| @Override | ||
| public void tearDown() throws Exception { | ||
| super.tearDown(); | ||
| } | ||
|
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| @Override | ||
| protected String getTestFile() { | ||
| return "testAclCLI.xml"; | ||
| } | ||
|
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| @Override | ||
| protected String expandCommand(final String cmd) { | ||
| String expCmd = cmd; | ||
| expCmd = expCmd.replaceAll("NAMENODE", vol); | ||
| expCmd = expCmd.replaceAll("USERNAME", username); | ||
| expCmd = expCmd.replaceAll("#LF#", | ||
| System.getProperty("line.separator")); | ||
| expCmd = super.expandCommand(expCmd); | ||
| return expCmd; | ||
| } | ||
|
|
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| @Override | ||
| protected Result execute(CLICommand cmd) throws Exception { | ||
| return cmd.getExecutor(vol, conf).executeCommand(cmd.getCmd()); | ||
| } | ||
|
|
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| @Test | ||
| @Override | ||
| public void testAll() { | ||
| super.testAll(); | ||
| } | ||
| } |
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