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/**
* ============LICENSE_START====================================================
* org.onap.aaf
* ===========================================================================
* Copyright (c) 2018 AT&T Intellectual Property. All rights reserved.
* ===========================================================================
* 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.
* ============LICENSE_END====================================================
*
*/
package org.onap.aaf.auth.batch;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.PrintStream;
import java.lang.reflect.Constructor;
import java.net.InetAddress;
import java.net.URL;
import java.net.UnknownHostException;
import java.nio.ByteBuffer;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.GregorianCalendar;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import java.util.TimeZone;
import org.onap.aaf.auth.common.Define;
import org.onap.aaf.auth.dao.CassAccess;
import org.onap.aaf.auth.dao.cass.RoleDAO;
import org.onap.aaf.auth.dao.cass.UserRoleDAO;
import org.onap.aaf.auth.dao.hl.Question;
import org.onap.aaf.auth.env.AuthzEnv;
import org.onap.aaf.auth.env.AuthzTrans;
import org.onap.aaf.auth.layer.Result;
import org.onap.aaf.auth.org.Organization;
import org.onap.aaf.auth.org.Organization.Identity;
import org.onap.aaf.auth.org.OrganizationException;
import org.onap.aaf.auth.org.OrganizationFactory;
import org.onap.aaf.cadi.Access.Level;
import org.onap.aaf.cadi.PropAccess;
import org.onap.aaf.cadi.config.Config;
import org.onap.aaf.misc.env.APIException;
import org.onap.aaf.misc.env.Env;
import org.onap.aaf.misc.env.StaticSlot;
import org.onap.aaf.misc.env.TimeTaken;
import com.datastax.driver.core.Cluster;
import com.datastax.driver.core.ResultSet;
import com.datastax.driver.core.Row;
import com.datastax.driver.core.Session;
import com.datastax.driver.core.Statement;
public abstract class Batch {
private static String rootNs;
private static StaticSlot ssargs;
protected static final String STARS = "*****";
protected final Cluster cluster;
protected static AuthzEnv env;
protected static Session session;
protected static Set<String> specialNames;
protected static List<String> specialDomains;
protected static boolean dryRun;
protected static String batchEnv;
public static final String CASS_ENV = "CASS_ENV";
public static final String LOG_DIR = "LOG_DIR";
protected static final String PUNT="punt";
protected static final String MAX_EMAILS="MAX_EMAILS";
protected static final String VERSION="VERSION";
public static final String GUI_URL="GUI_URL";
protected final Organization org;
protected Batch(AuthzEnv env) throws APIException, IOException, OrganizationException {
// Be able to change Environments
// load extra properties, i.e.
// PERF.cassandra.clusters=....
batchEnv = env.getProperty(CASS_ENV);
if (batchEnv != null) {
batchEnv = batchEnv.trim();
env.info().log("Redirecting to ",batchEnv,"environment");
String str;
for (String key : new String[]{
CassAccess.CASSANDRA_CLUSTERS,
CassAccess.CASSANDRA_CLUSTERS_PORT,
CassAccess.CASSANDRA_CLUSTERS_USER_NAME,
CassAccess.CASSANDRA_CLUSTERS_PASSWORD,
VERSION,GUI_URL,PUNT,MAX_EMAILS,
LOG_DIR,
"SPECIAL_NAMES"
}) {
if ((str = env.getProperty(batchEnv+'.'+key))!=null) {
env.setProperty(key, str);
}
}
}
// Setup for Dry Run
cluster = CassAccess.cluster(env,batchEnv);
env.info().log("cluster name - ",cluster.getClusterName());
String dryRunStr = env.getProperty( "DRY_RUN" );
if ( dryRunStr == null || "false".equals(dryRunStr.trim()) ) {
dryRun = false;
} else {
dryRun = true;
env.info().log("dryRun set to TRUE");
}
org = OrganizationFactory.init(env);
org.setTestMode(dryRun);
// Special names to allow behaviors beyond normal rules
specialNames = new HashSet<>();
specialDomains = new ArrayList<>();
String names = env.getProperty( "SPECIAL_NAMES" );
if ( names != null )
{
env.info().log("Loading SPECIAL_NAMES");
for (String s :names.split(",") ) {
env.info().log("\tspecial: " + s );
if(s.indexOf('@')>0) {
specialNames.add( s.trim() );
} else {
specialDomains.add(s.trim());
}
}
}
}
protected abstract void run(AuthzTrans trans);
protected abstract void _close(AuthzTrans trans);
public String[] args() {
return env.get(ssargs);
}
public boolean isDryRun()
{
return dryRun;
}
public boolean isSpecial(String user) {
if(user==null) {
return false;
}
if (specialNames != null && specialNames.contains(user)) {
env.info().log("specialName: " + user);
return (true);
} else {
if(specialDomains!=null) {
for(String sd : specialDomains) {
if(user.endsWith(sd)) {
env.info().log("specialDomain: " + user + " matches " + sd);
return (true);
}
}
}
}
return (false);
}
protected PrintStream fallout(PrintStream inFallout, String logType)
throws IOException {
PrintStream fallout = inFallout;
if (fallout == null) {
File dir = new File("logs");
if (!dir.exists()) {
dir.mkdirs();
}
File f = null;
long uniq = System.currentTimeMillis();
f = new File(dir, getClass().getSimpleName() + "_" + logType + "_"
+ uniq + ".log");
fallout = new PrintStream(new FileOutputStream(f, true));
}
return fallout;
}
public Organization getOrgFromID(AuthzTrans trans, String user) {
Organization organization;
try {
organization = OrganizationFactory.obtain(trans.env(),user.toLowerCase());
} catch (OrganizationException e1) {
trans.error().log(e1);
organization=null;
}
if (organization == null) {
PrintStream fallout = null;
try {
fallout = fallout(fallout, "Fallout");
fallout.print("INVALID_ID,");
fallout.println(user);
} catch (Exception e) {
env.error().log("Could not write to Fallout File", e);
}
return (null);
}
return (organization);
}
public static Row executeDeleteQuery(Statement stmt) {
Row row = null;
if (!dryRun) {
row = session.execute(stmt).one();
}
return (row);
}
public static int acquireRunLock(String className) {
Boolean testEnv = true;
String envStr = env.getProperty("AFT_ENVIRONMENT");
if (envStr != null) {
if ("AFTPRD".equals(envStr)) {
testEnv = false;
}
} else {
env.fatal()
.log("AFT_ENVIRONMENT property is required and was not found. Exiting.");
System.exit(1);
}
if (testEnv) {
env.info().log("TESTMODE: skipping RunLock");
return (1);
}
String hostname = null;
try {
hostname = InetAddress.getLocalHost().getHostName();
} catch (UnknownHostException e) {
e.printStackTrace();
env.warn().log("Unable to get hostname");
return (0);
}
ResultSet existing = session.execute(String.format(
"select * from authz.run_lock where class = '%s'", className));
for (Row row : existing) {
long curr = System.currentTimeMillis();
ByteBuffer lastRun = row.getBytesUnsafe(2); // Can I get this field
// by name?
long interval = (1 * 60 * 1000); // @@ Create a value in props file
// for this
long prev = lastRun.getLong();
if ((curr - prev) <= interval) {
env.warn().log(
String.format("Too soon! Last run was %d minutes ago.",
((curr - prev) / 1000) / 60));
env.warn().log(
String.format("Min time between runs is %d minutes ",
(interval / 1000) / 60));
env.warn().log(
String.format("Last ran on machine: %s at %s",
row.getString("host"), row.getDate("start")));
return (0);
} else {
env.info().log("Delete old lock");
deleteLock(className);
}
}
GregorianCalendar current = new GregorianCalendar();
// We want our time in UTC, hence "+0000"
SimpleDateFormat fmt = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss+0000");
fmt.setTimeZone(TimeZone.getTimeZone("UTC"));
String cql = String
.format("INSERT INTO authz.run_lock (class,host,start) VALUES ('%s','%s','%s') IF NOT EXISTS",
className, hostname, fmt.format(current.getTime()));
env.info().log(cql);
Row row = session.execute(cql).one();
if (!row.getBool("[applied]")) {
env.warn().log("Lightweight Transaction failed to write lock.");
env.warn().log(
String.format("host with lock: %s, running at %s",
row.getString("host"), row.getDate("start")));
return (0);
}
return (1);
}
private static void deleteLock( String className) {
Row row = session.execute( String.format( "DELETE FROM authz.run_lock WHERE class = '%s' IF EXISTS", className ) ).one();
if (! row.getBool("[applied]")) {
env.info().log( "delete failed" );
}
}
private static void transferVMProps(AuthzEnv env, String ... props) {
String value;
for (String key : props) {
if ((value = System.getProperty(key))!=null) {
env.setProperty(key, value);
}
}
}
// IMPORTANT! VALIDATE Organization isUser method
protected void checkOrganizationAcccess(AuthzTrans trans, Question q) throws APIException, OrganizationException {
Set<String> testUsers = new HashSet<>();
Result<List<RoleDAO.Data>> rrd = q.roleDAO.readNS(trans, rootNs);
if (rrd.isOK()) {
for (RoleDAO.Data r : rrd.value) {
Result<List<UserRoleDAO.Data>> rur = q.userRoleDAO.readByRole(trans, r.fullName());
if (!rur.isOK()) {
continue;
}
for (UserRoleDAO.Data udd : rur.value) {
testUsers.add(udd.user);
}
}
if (testUsers.size() < 2) {
throw new APIException("Not enough Users in Roles for " + rootNs + " to Validate");
}
Identity iden;
for (String user : testUsers) {
if ((iden = org.getIdentity(trans, user)) == null) {
throw new APIException("Failed Organization Entity Validation Check: " + user);
} else {
trans.info().log("Organization Validation Check: " + iden.id());
}
}
}
}
protected static String logDir() {
String ld = env.getProperty(LOG_DIR);
if (ld==null) {
if (batchEnv==null) { // Deployed Batch doesn't use different ENVs, and a common logdir
ld = "logs/";
} else {
ld = "logs/"+batchEnv;
}
}
return ld;
}
protected int count(String str, char c) {
if (str==null || str.isEmpty()) {
return 0;
} else {
int count=1;
for (int i=str.indexOf(c);i>=0;i=str.indexOf(c,i+1)) {
++count;
}
return count;
}
}
public final void close(AuthzTrans trans) {
_close(trans);
cluster.close();
}
public static void main(String[] args) {
PropAccess access = new PropAccess(args);
InputStream is = null;
String filename;
String propLoc;
try {
Define.set(access);
rootNs =Define.ROOT_NS();
if(access.getProperty(Config.CADI_PROP_FILES)==null) {
File f = new File("authBatch.props");
try {
if (f.exists()) {
filename = f.getAbsolutePath();
is = new FileInputStream(f);
propLoc = f.getPath();
} else {
URL rsrc = ClassLoader.getSystemResource("authBatch.props");
filename = rsrc.toString();
is = rsrc.openStream();
propLoc = rsrc.getPath();
}
access.load(is);
} finally {
if (is == null) {
System.err.println("authBatch.props must exist in current dir, or in Classpath");
System.exit(1);
}
is.close();
}
if (filename != null) {
access.log(Level.INFO,"Instantiated properties from", filename);
}
// Log where Config found
access.log(Level.INFO,"Configuring from", propLoc);
}
env = new AuthzEnv(access);
transferVMProps(env, CASS_ENV, "DRY_RUN", "NS", "Organization");
// Flow all Env Logs to Log4j, with ENV
// LogFileNamer lfn;
// lfn = new LogFileNamer(logDir(),"").noPID();
// lfn.setAppender("authz-batch");
// lfn.setAppender("aspr|ASPR");
// lfn.setAppender("sync");
// lfn.setAppender("jobchange");
// lfn.setAppender("validateuser");
// aspr = Logger.getLogger("aspr");
// Log4JLogTarget.setLog4JEnv("authz-batch", env);
// propLoc = null;
Batch batch = null;
// setup ATTUser and Organization Slots before starting this:
// TODO redo this
// env.slot(ATT.ATT_USERSLOT);
//
// OrganizationFactory.setDefaultOrg(env, ATT.class.getName());
AuthzTrans trans = env.newTrans();
TimeTaken tt = trans.start("Total Run", Env.SUB);
try {
int len = args.length;
if (len > 0) {
String toolName = args[0];
len -= 1;
if (len < 0)
len = 0;
String nargs[] = new String[len];
if (len > 0) {
System.arraycopy(args, 1, nargs, 0, len);
}
env.put(ssargs = env.staticSlot("ARGS"), nargs);
/*
* Add New Batch Programs (inherit from Batch) here
*/
// Might be a Report, Update or Temp Batch
Class<?> cls;
String classifier = "";
try {
cls = ClassLoader.getSystemClassLoader().loadClass("org.onap.aaf.auth.batch.update." + toolName);
classifier = "Update:";
} catch (ClassNotFoundException e) {
try {
cls = ClassLoader.getSystemClassLoader().loadClass("org.onap.aaf.auth.batch.reports." + toolName);
classifier = "Report:";
} catch (ClassNotFoundException e2) {
try {
cls = ClassLoader.getSystemClassLoader()
.loadClass("org.onap.aaf.auth.batch.temp." + toolName);
classifier = "Temp Utility:";
} catch (ClassNotFoundException e3) {
cls = null;
}
}
}
if (cls != null) {
Constructor<?> cnst = cls.getConstructor(AuthzTrans.class);
batch = (Batch) cnst.newInstance(trans);
env.info().log("Begin", classifier, toolName);
}
if (batch == null) {
trans.error().log("No Batch named", toolName, "found");
}
/*
* End New Batch Programs (inherit from Batch) here
*/
}
if (batch != null) {
batch.run(trans);
}
} finally {
tt.done();
if (batch != null) {
batch.close(trans);
}
StringBuilder sb = new StringBuilder("Task Times\n");
trans.auditTrail(4, sb, AuthzTrans.SUB, AuthzTrans.REMOTE);
trans.info().log(sb);
}
} catch (Exception e) {
e.printStackTrace(System.err);
// Exceptions thrown by DB aren't stopping the whole process.
System.exit(1);
}
}
}
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