/**
* 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.ambari.server.utils;
import java.io.File;
import java.io.FileOutputStream;
import java.io.FileWriter;
import java.io.IOException;
import java.lang.reflect.Method;
import java.lang.reflect.Modifier;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.junit.rules.TemporaryFolder;
import junit.framework.Assert;
public class TestShellCommandUtil {
public TemporaryFolder temp = new TemporaryFolder();
@Before
public void setUp() throws IOException {
try {
temp.create();
} catch (IOException e) {
e.printStackTrace();
}
}
@After
public void tearDown() throws IOException {
temp.delete();
}
@Test
public void testOSDetection() throws Exception {
// At least check, that only one OS is selected
Assert.assertTrue(ShellCommandUtil.LINUX ^ ShellCommandUtil.WINDOWS
^ ShellCommandUtil.MAC);
Assert.assertTrue(ShellCommandUtil.LINUX || ShellCommandUtil.MAC ==
ShellCommandUtil.UNIX_LIKE);
}
@Test
public void testUnixFilePermissions() throws Exception {
File dummyFile = new File(temp.getRoot() + File.separator + "dummy");
new FileOutputStream(dummyFile).close();
if (ShellCommandUtil.LINUX) {
ShellCommandUtil.setUnixFilePermissions("600",
dummyFile.getAbsolutePath());
String p = ShellCommandUtil.getUnixFilePermissions(
dummyFile.getAbsolutePath());
Assert.assertEquals("600", p);
ShellCommandUtil.setUnixFilePermissions("444",
dummyFile.getAbsolutePath());
p = ShellCommandUtil.getUnixFilePermissions(
dummyFile.getAbsolutePath());
Assert.assertEquals("444", p);
ShellCommandUtil.setUnixFilePermissions("777",
dummyFile.getAbsolutePath());
p = ShellCommandUtil.getUnixFilePermissions(
dummyFile.getAbsolutePath());
Assert.assertEquals("777", p);
} else {
// Next command is silently ignored, it's OK
ShellCommandUtil.setUnixFilePermissions(ShellCommandUtil.MASK_OWNER_ONLY_RW,
dummyFile.getAbsolutePath());
// On Windows/Mac, output is always MASK_EVERYBODY_RWX
String p = ShellCommandUtil.getUnixFilePermissions(
dummyFile.getAbsolutePath());
Assert.assertEquals(p, ShellCommandUtil.MASK_EVERYBODY_RWX);
}
}
@Test
public void testRunCommand() throws Exception {
ShellCommandUtil.Result result;
if (ShellCommandUtil.LINUX) {
result = ShellCommandUtil.
runCommand(new String [] {"echo", "dummy"});
Assert.assertEquals(0, result.getExitCode());
Assert.assertEquals("dummy\n", result.getStdout());
Assert.assertEquals("", result.getStderr());
Assert.assertTrue(result.isSuccessful());
result = ShellCommandUtil.
runCommand(new String [] {"false"});
Assert.assertEquals(1, result.getExitCode());
Assert.assertFalse(result.isSuccessful());
} else {
// Skipping this test under Windows/Mac
}
}
@Test
public void testRunInteractiveCommand() throws Exception {
ShellCommandUtil.InteractiveHandler interactiveHandler = new ShellCommandUtil.InteractiveHandler() {
boolean done = false;
@Override
public boolean done() {
return done;
}
@Override
public String getResponse(String query) {
if (query.contains("Arg1")) {
return "a1";
} else if (query.contains("Arg2")) {
done = true; // this is the last expected prompt
return "a2";
} else {
return null;
}
}
@Override
public void start() {
}
};
ShellCommandUtil.Result result = ShellCommandUtil.runCommand(new String[]{"./src/test/resources/interactive_shell_test.sh"}, null, interactiveHandler, false);
Assert.assertEquals(0, result.getExitCode());
Assert.assertTrue(result.isSuccessful());
Assert.assertEquals("a1\na2\n", result.getStdout());
}
@Test
public void testHideOpenSslPassword(){
String command_pass = "openssl ca -config ca.config -in agent_hostname1.csr -out "+
"agent_hostname1.crt -batch -passin pass:1234 -keyfile ca.key -cert ca.crt";
String command_key = "openssl ca -create_serial -out /var/lib/ambari-server/keys/ca.crt -days 365 -keyfile /var/lib/ambari-server/keys/ca.key " +
"-key 1234 -selfsign -extensions jdk7_ca " +
"-config /var/lib/ambari-server/keys/ca.config -batch " +
"-infiles /var/lib/ambari-server/keys/ca.csr";
Assert.assertFalse(ShellCommandUtil.hideOpenSslPassword(command_pass).contains("1234"));
Assert.assertFalse(ShellCommandUtil.hideOpenSslPassword(command_key).contains("1234"));
}
@Test
public void testResultsClassIsPublic() throws Exception {
Class resultClass = ShellCommandUtil.Result.class;
Assert.assertEquals(Modifier.PUBLIC, resultClass.getModifiers() & Modifier.PUBLIC);
for(Method method : resultClass.getMethods()) {
Assert.assertEquals(method.getName(), Modifier.PUBLIC, (method.getModifiers() & Modifier.PUBLIC));
}
}
@Test
public void testPathExists() throws Exception {
File nonExisting = new File(temp.getRoot(), "i_do_not_exist");
File existing = temp.newFolder();
ShellCommandUtil.Result result;
result = ShellCommandUtil.pathExists(existing.getAbsolutePath(), false);
Assert.assertTrue(existing.exists());
Assert.assertTrue(result.isSuccessful());
result = ShellCommandUtil.pathExists(nonExisting.getAbsolutePath(), false);
Assert.assertFalse(nonExisting.exists());
Assert.assertFalse(result.isSuccessful());
}
@Test
public void testMkdir() throws Exception {
File directory = new File(temp.getRoot(), "newdir");
ShellCommandUtil.Result result = ShellCommandUtil.mkdir(directory.getAbsolutePath(), false);
Assert.assertTrue(result.isSuccessful());
Assert.assertTrue(directory.exists());
}
@Test
public void testCopy() throws Exception {
File srcFile = temp.newFile();
File destFile = new File(srcFile.getParentFile(), "copied_file");
FileWriter writer = new FileWriter(srcFile);
writer.write("Hello World!!!!!");
writer.close();
ShellCommandUtil.Result result = ShellCommandUtil.copyFile(srcFile.getAbsolutePath(), destFile.getAbsolutePath(), false, false);
Assert.assertTrue(result.isSuccessful());
Assert.assertTrue(destFile.exists());
Assert.assertTrue(destFile.length() > 0);
Assert.assertEquals(destFile.length(), srcFile.length());
}
@Test
public void deleteExistingFile() throws Exception {
File file = temp.newFile();
ShellCommandUtil.Result result = ShellCommandUtil.delete(file.getAbsolutePath(), false, false);
Assert.assertTrue(result.getStderr(), result.isSuccessful());
Assert.assertFalse(file.exists());
}
@Test
public void deleteNonexistentFile() throws Exception {
File file = temp.newFile();
if (file.delete()) {
ShellCommandUtil.Result result = ShellCommandUtil.delete(file.getAbsolutePath(), false, false);
Assert.assertFalse(result.getStderr(), result.isSuccessful());
Assert.assertFalse(file.exists());
}
}
@Test
public void forceDeleteNonexistentFile() throws Exception {
File file = temp.newFile();
if (file.delete()) {
ShellCommandUtil.Result result = ShellCommandUtil.delete(file.getAbsolutePath(), true, false);
Assert.assertTrue(result.getStderr(), result.isSuccessful());
Assert.assertFalse(file.exists());
}
}
}