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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
*
* 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.sentry.provider.cache;
import static org.junit.Assert.assertEquals;
import com.google.common.collect.Sets;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import org.apache.sentry.core.common.Authorizable;
import org.apache.sentry.core.common.utils.KeyValue;
import org.apache.sentry.core.common.utils.SentryConstants;
import org.apache.sentry.core.model.db.Database;
import org.apache.sentry.core.model.db.Server;
import org.apache.sentry.core.model.db.Table;
import org.apache.sentry.policy.common.CommonPrivilege;
import org.junit.Ignore;
import org.junit.Test;
public class TestSimplePrivilegeCache {
@Test
public void testListPrivilegesCaseSensitivity() {
CommonPrivilege dbSelect = create(new KeyValue("Server", "Server1"),
new KeyValue("db", "db1"), new KeyValue("action", "SELECT"));
SimplePrivilegeCache cache = new SimplePrivilegeCache(Sets.newHashSet(dbSelect.toString()));
assertEquals(1, cache.listPrivileges(null, null, null).size());
}
@Test
public void testListPrivilegesWildCard() {
CommonPrivilege t1D1Select = create(new KeyValue("Server", "server1"),
new KeyValue("db", "db1"), new KeyValue("table", "t1"), new KeyValue("action", "SELECT"));
CommonPrivilege t1D2Select = create(new KeyValue("Server", "server1"),
new KeyValue("db", "db2"), new KeyValue("table", "t1"), new KeyValue("action", "SELECT"));
CommonPrivilege t2Select = create(new KeyValue("Server", "server1"),
new KeyValue("db", "db1"), new KeyValue("table", "t2"), new KeyValue("action", "SELECT"));
CommonPrivilege wildCardTable = create(new KeyValue("Server", "server1"),
new KeyValue("db", "db1"), new KeyValue("table", "*"), new KeyValue("action", "SELECT"));
CommonPrivilege allTable = create(new KeyValue("Server", "server1"),
new KeyValue("db", "db1"), new KeyValue("table", "ALL"), new KeyValue("action", "SELECT"));
CommonPrivilege allDatabase = create(new KeyValue("Server", "server1"),
new KeyValue("db", "*"));
CommonPrivilege colSelect = create(new KeyValue("Server", "server1"),
new KeyValue("db", "db1"), new KeyValue("table", "t1"), new KeyValue("column", "c1"), new KeyValue("action", "SELECT"));
SimplePrivilegeCache cache = new SimplePrivilegeCache(Sets.newHashSet(t1D1Select.toString(),
t1D2Select.toString(), t2Select.toString(), wildCardTable.toString(), allTable.toString(),
allDatabase.toString(), colSelect.toString()));
assertEquals(7, cache.listPrivileges(null, null, null).size());
}
@Test
public void testListPrivilegesURI() {
CommonPrivilege uri1Select = create(new KeyValue("Server", "server1"),
new KeyValue("uri", "hdfs:///uri/path1"));
CommonPrivilege uri2Select = create(new KeyValue("Server", "server1"),
new KeyValue("uri", "hdfs:///uri/path2"));
SimplePrivilegeCache cache = new SimplePrivilegeCache(Sets.newHashSet(uri1Select.toString(),
uri2Select.toString()));
assertEquals(2, cache.listPrivileges(null, null, null).size());
}
@Test
@Ignore("This test should be run manually.")
public void testListPrivilegesPerf() {
int priDbCount = 1000;
int priTableCount = 10;
int authDbCount = 1200;
int authTableCount = 1;
Set<String> privileges = generatePrivilegeStrings(priDbCount, priTableCount);
SimplePrivilegeCache cache = new SimplePrivilegeCache(privileges);
List<Authorizable[]> authorizables = generateAuthoriables(12000, 10);
System.out.println(
"SimplePrivilegeCache - {privileges: db - " + priDbCount + ", table - " + priTableCount + "}, {authorizable: db - " + authDbCount + ", table - " + authTableCount + "}");
long start = System.currentTimeMillis();
for (Authorizable[] authorizableHierarchy : authorizables) {
Set<String> priStrings = cache.listPrivileges(null, null, null);
for (String priString : priStrings) {
CommonPrivilege currPri = create(priString);
currPri.getParts();
}
}
long end = System.currentTimeMillis();
System.out.println("SimplePrivilegeCache - total time on list string: " + (end - start) + " ms");
}
Set<String> generatePrivilegeStrings(int dbCount, int tableCount) {
Set<String> priStrings = new HashSet<>();
for (int i = 0; i < dbCount; i ++) {
for (int j = 0; j < tableCount; j ++) {
String priString = "Server=server1->Database=db" + i + "->Table=table" + j;
priStrings.add(priString);
}
}
return priStrings;
}
List<Authorizable[]> generateAuthoriables(int dbCount, int tableCount) {
List<Authorizable[]> authorizables = new ArrayList<>();
for (int i = 0; i < dbCount; i ++) {
for (int j = 0; j < tableCount; j ++) {
Authorizable[] authorizable = new Authorizable[3];
authorizable[0] = new Server("server1");
authorizable[1] = new Database("db" + i);
authorizable[2] = new Table("table" + j);
authorizables.add(authorizable);
}
}
return authorizables;
}
static CommonPrivilege create(KeyValue... keyValues) {
return create(SentryConstants.AUTHORIZABLE_JOINER.join(keyValues));
}
static CommonPrivilege create(String s) {
return new CommonPrivilege(s);
}
}