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com.marklogic.developer.corb.AbstractManager Maven / Gradle / Ivy
/*
* Copyright (c) 2004-2020 MarkLogic Corporation
*
* 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.
*
* The use of the Apache License does not indicate that this project is
* affiliated with the Apache Software Foundation.
*/
package com.marklogic.developer.corb;
import static com.marklogic.developer.corb.Options.DECRYPTER;
import static com.marklogic.developer.corb.Options.OPTIONS_FILE;
import static com.marklogic.developer.corb.Options.SSL_CONFIG_CLASS;
import static com.marklogic.developer.corb.Options.XCC_CONNECTION_URI;
import static com.marklogic.developer.corb.Options.XCC_DBNAME;
import static com.marklogic.developer.corb.Options.XCC_HOSTNAME;
import static com.marklogic.developer.corb.Options.XCC_PASSWORD;
import static com.marklogic.developer.corb.Options.XCC_PORT;
import static com.marklogic.developer.corb.Options.XCC_USERNAME;
import static com.marklogic.developer.corb.Options.XCC_PROTOCOL;
import static com.marklogic.developer.corb.util.IOUtils.isDirectory;
import com.marklogic.developer.corb.util.NumberUtils;
import com.marklogic.developer.corb.util.StringUtils;
import static com.marklogic.developer.corb.util.StringUtils.isNotBlank;
import static com.marklogic.developer.corb.util.StringUtils.trim;
import com.marklogic.xcc.AdhocQuery;
import com.marklogic.xcc.ContentSource;
import com.marklogic.xcc.Request;
import com.marklogic.xcc.ResultItem;
import com.marklogic.xcc.ResultSequence;
import com.marklogic.xcc.Session;
import com.marklogic.xcc.exceptions.RequestException;
import com.marklogic.xcc.types.XdmItem;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.PrintStream;
import java.io.StringWriter;
import java.lang.management.ManagementFactory;
import java.lang.management.RuntimeMXBean;
import java.lang.reflect.Field;
import java.text.MessageFormat;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Properties;
import static java.util.logging.Level.INFO;
import static java.util.logging.Level.WARNING;
import static java.util.logging.Level.SEVERE;
import java.util.logging.Logger;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import static com.marklogic.developer.corb.util.StringUtils.buildModulePath;
import static com.marklogic.developer.corb.util.StringUtils.isBlank;
import static com.marklogic.developer.corb.util.StringUtils.isInlineModule;
import static com.marklogic.developer.corb.util.StringUtils.isInlineOrAdhoc;
public abstract class AbstractManager {
//Obtain the version from META-INF/MANIFEST.MF Implementation-Version attribute
public static final String VERSION = AbstractManager.class.getPackage().getImplementationVersion();
protected static final String VERSION_MSG = "version " + VERSION + " on " + System.getProperty("java.version") + " (" + System.getProperty("java.runtime.name") + ')';
protected static final String DECLARE_NAMESPACE_MLSS_XDMP_STATUS_SERVER = "declare namespace mlss = 'http://marklogic.com/xdmp/status/server';\n";
protected static final String XQUERY_VERSION_ML = "xquery version \"1.0-ml\";\n";
protected static final String XCC_CONNECTION_URI_PATTERN = "(xccs?)://(.+?):(.+?)@(.+?):(\\d*)(/.*)?";
protected Decrypter decrypter;
protected SSLConfig sslConfig;
protected String collection;
protected ContentSourcePool csp;
protected TransformOptions options = new TransformOptions();
protected Properties properties = new Properties();
protected Map userProvidedOptions = new HashMap<>();
protected static final int EXIT_CODE_SUCCESS = 0;
protected static final int EXIT_CODE_INIT_ERROR = 1;
protected static final int EXIT_CODE_PROCESSING_ERROR = 2;
protected static final String SPACE = " ";
private static final Logger LOG = Logger.getLogger(AbstractManager.class.getName());
public static Properties loadPropertiesFile(String filename) throws IOException {
return loadPropertiesFile(filename, true);
}
public static Properties loadPropertiesFile(String filename, boolean excIfNotFound) throws IOException {
Properties props = new Properties();
return loadPropertiesFile(filename, excIfNotFound, props);
}
protected static Properties loadPropertiesFile(String filename, boolean exceptionIfNotFound, Properties props) throws IOException {
String name = trim(filename);
if (isNotBlank(name)) {
try (InputStream is = Manager.class.getResourceAsStream('/' + name)) {
if (is != null) {
LOG.log(INFO, () -> MessageFormat.format("Loading {0} from classpath", name));
props.load(is);
} else {
File f = new File(filename);
if (f.exists() && !f.isDirectory()) {
LOG.log(INFO, () -> MessageFormat.format("Loading {0} from filesystem", name));
try (FileInputStream fis = new FileInputStream(f)) {
props.load(fis);
}
} else if (exceptionIfNotFound) {
throw new IllegalStateException("Unable to load properties file " + name);
}
}
}
}
return props;
}
public static String getAdhocQuery(String module) {
try {
InputStream is = TaskFactory.class.getResourceAsStream('/' + module);
if (is == null) {
File f = new File(module);
if (f.exists() && !f.isDirectory()) {
is = new FileInputStream(f);
} else {
throw new IllegalStateException("Unable to find adhoc query module " + module + " in classpath or filesystem");
}
} else if (isDirectory(is)) {
throw new IllegalStateException("Adhoc query module cannot be a directory");
}
try (InputStreamReader reader = new InputStreamReader(is);
StringWriter writer = new StringWriter()) {
char[] buffer = new char[512];
int n = 0;
while (-1 != (n = reader.read(buffer))) {
writer.write(buffer, 0, n);
}
return writer.toString().trim();
}
} catch (IOException exc) {
throw new IllegalStateException("Problem reading adhoc query module " + module, exc);
}
}
public Properties getProperties() {
return properties;
}
public TransformOptions getOptions() {
return options;
}
public void initProperties(Properties props) throws CorbException {
if (props == null || props.isEmpty()) {
try {
initPropertiesFromOptionsFile();
} catch (IOException ex) {
throw new CorbException("Failed to initialized properties from options file", ex);
}
} else {
properties = props;
}
/*
For each of the Options, if there are any System Properties specified and there is not already an entry in the properties, set it.
This helps ensure that SSL properties are available in SSL-CONFIG-CLASS, which do not have the getOption() method
*/
try {
for (Field field : Options.class.getFields()) {
if (String.class.equals(field.getType())) {
String optionKey = (String) field.get(null);
String optionValue = getOption(optionKey);
if (!properties.containsKey(optionKey) && optionValue != null) {
LOG.log(INFO, "applying system property: {0} to properties", optionKey);
properties.put(optionKey, optionValue);
}
}
}
} catch (IllegalAccessException ex) {
LOG.log(WARNING, "Unable to access Options class fields with reflection");
}
}
public void initPropertiesFromOptionsFile() throws IOException {
String propsFileName = System.getProperty(OPTIONS_FILE);
loadPropertiesFile(propsFileName, true, properties);
}
public void init(String... args) throws CorbException {
init(args, null);
}
public void init(Properties props) throws CorbException {
String[] args = {};
init(args, props);
}
public void init(String[] commandlineArgs, Properties props) throws CorbException {
String[] args = commandlineArgs;
if (args == null) {
args = new String[0];
}
logRuntimeArgs();
initProperties(props);
initOptions(args);
initDecrypter();
initSSLConfig();
initContentSourcePool(args.length > 0 ? args[0] : null);
registerStatusInfo();
}
/**
* function that is used to get the Decrypter, returns null if not specified
*
* @throws CorbException
*/
protected void initDecrypter() throws CorbException {
String decrypterClassName = getOption(DECRYPTER);
if (decrypterClassName != null) {
try {
Class decrypterCls = Class.forName(decrypterClassName);
if (Decrypter.class.isAssignableFrom(decrypterCls)) {
decrypter = (Decrypter) decrypterCls.newInstance();
decrypter.init(properties);
} else {
throw new IllegalArgumentException(DECRYPTER + " must be of type com.marklogic.developer.corb.Decrypter");
}
} catch (ClassNotFoundException | IOException | InstantiationException | IllegalAccessException ex) {
throw new CorbException(MessageFormat.format("Unable to instantiate {0} {1}", SSL_CONFIG_CLASS, decrypterClassName), ex);
}
} else {
decrypter = null;
}
}
protected void initSSLConfig() throws CorbException {
String sslConfigClassName = getOption(SSL_CONFIG_CLASS);
if (sslConfigClassName != null) {
try {
Class decrypterCls = Class.forName(sslConfigClassName);
if (SSLConfig.class.isAssignableFrom(decrypterCls)) {
sslConfig = (SSLConfig) decrypterCls.newInstance();
LOG.log(INFO, () -> MessageFormat.format("Using SSLConfig {0}", decrypterCls.getName()));
} else {
throw new IllegalArgumentException("SSL Options must be of type com.marklogic.developer.corb.SSLConfig");
}
} catch (ClassNotFoundException | InstantiationException | IllegalAccessException ex) {
throw new CorbException(MessageFormat.format("Unable to instantiate {0} {1}", SSL_CONFIG_CLASS, sslConfigClassName), ex);
}
} else {
LOG.log(INFO, () -> "Using TrustAnyoneSSSLConfig because no " + SSL_CONFIG_CLASS + " value specified.");
sslConfig = new TrustAnyoneSSLConfig();
}
sslConfig.setProperties(properties);
sslConfig.setDecrypter(decrypter);
}
protected void initContentSourcePool(String uriArg) throws CorbException{
String uriAsStrings = getOption(uriArg, XCC_CONNECTION_URI);
String username = getOption(XCC_USERNAME);
String password = getOption(XCC_PASSWORD);
String hostnames = getOption(XCC_HOSTNAME);
String port = getOption(XCC_PORT);
String dbname = getOption(XCC_DBNAME);
String protocol = getOption(XCC_PROTOCOL);
if (StringUtils.anyIsNull(uriAsStrings) && StringUtils.anyIsNull(username, password, hostnames, port)) {
String[] connectionParameters = {XCC_CONNECTION_URI, XCC_USERNAME, XCC_PASSWORD, XCC_HOSTNAME, XCC_PORT};
for (String connectionParameter : connectionParameters) {
if (StringUtils.anyIsNull(getOption(connectionParameter))) {
LOG.warning(MessageFormat.format("{0} is null", connectionParameter));
}
}
throw new CorbException(String.format("Either %1$s or %2$s, %3$s, %4$s, and %5$s must be specified",
XCC_CONNECTION_URI, XCC_USERNAME, XCC_PASSWORD, XCC_HOSTNAME, XCC_PORT));
}
List connectionUriList = new ArrayList<>();
String urlEncode = getOption(Options.XCC_URL_ENCODE_COMPONENTS);
if (uriAsStrings == null) {
if (decrypter != null) {
username = decrypter.decrypt(XCC_USERNAME, username);
password = decrypter.decrypt(XCC_PASSWORD, password);
port = decrypter.decrypt(XCC_PORT, port);
dbname = isBlank(dbname) ? null : decrypter.decrypt(XCC_DBNAME, dbname);
}
for (String host: StringUtils.commaSeparatedValuesToList(hostnames)) {
if (decrypter != null) {
host = decrypter.decrypt(XCC_HOSTNAME, host);
}
String connectionUri = StringUtils.getXccUri(protocol, username, password, host, port, dbname, urlEncode);
connectionUriList.add(connectionUri);
}
} else {
for (String connectionUri : StringUtils.commaSeparatedValuesToList(uriAsStrings)) {
if (decrypter != null) {
connectionUri = decrypter.decrypt(XCC_CONNECTION_URI, connectionUri);
//see if individual parts of the connection string are encrypted separately
connectionUri = tryToDecryptUriInParts(connectionUri, urlEncode);
}
if (connectionUri != null) {
connectionUriList.add(connectionUri);
}
}
}
csp = createContentSourcePool();
LOG.info("Using the content source manager " + csp.getClass().getName());
csp.init(properties, sslConfig, connectionUriList.toArray(new String[connectionUriList.size()]));
if (!csp.available()) {
throw new CorbException("No connections available. Please check connection parameters or initialization errors");
}
}
protected String tryToDecryptUriInParts(String connectionUri, String urlEncode) {
LOG.info("Checking if any part of the connection string are encrypted");
String uriAfterDecrypt = connectionUri;
Pattern pattern = Pattern.compile(XCC_CONNECTION_URI_PATTERN);
try {
Matcher matcher = pattern.matcher(connectionUri);
if (matcher.matches() && matcher.groupCount() >= 5) {
String protocol = matcher.group(1);
String username = matcher.group(2);
String password = matcher.group(3);
String host = matcher.group(4);
String port = matcher.group(5);
String dbname = matcher.groupCount() > 5 ? matcher.group(6) : null;
if (dbname != null && dbname.startsWith("/")) {
dbname = dbname.substring(1);
}
if (!isBlank(protocol) && !isBlank(username) && !isBlank(password) && !isBlank(host) && !isBlank(port) && NumberUtils.toInt(port) > 0) {
username = decrypter.decrypt(XCC_USERNAME, username);
password = decrypter.decrypt(XCC_PASSWORD, password);
host = decrypter.decrypt(XCC_HOSTNAME, host);
dbname = isBlank(dbname) ? null : decrypter.decrypt(XCC_DBNAME, dbname);
uriAfterDecrypt = StringUtils.getXccUri(protocol, username, password, host, port, dbname, urlEncode);
}
}
} catch (IllegalStateException exc) {
LOG.log(WARNING,"Unable to parse connection URI "+ exc.getMessage());
}
return uriAfterDecrypt;
}
protected ContentSourcePool createContentSourcePool() throws CorbException {
ContentSourcePool contentSourcePool;
String contentSourcePoolClassName = getOption(Options.CONTENT_SOURCE_POOL);
if (contentSourcePoolClassName != null) {
contentSourcePool = createContentSourcePool(contentSourcePoolClassName);
} else {
contentSourcePool = new DefaultContentSourcePool();
}
return contentSourcePool;
}
protected ContentSourcePool createContentSourcePool(String className) throws CorbException{
try {
Class cls = Class.forName(className);
if (ContentSourcePool.class.isAssignableFrom(cls)) {
return cls.asSubclass(ContentSourcePool.class).newInstance();
} else {
throw new CorbException("ConnectionManager class " + className + " must be of type com.marklogic.developer.corb.Task");
}
} catch (ClassNotFoundException | IllegalAccessException | InstantiationException exc) {
throw new CorbException("Exception while creating the ContentSourcePool class " + className,exc);
}
}
public ContentSourcePool getContentSourcePool() {
return csp;
}
protected void initOptions(String... args) throws CorbException {
String xccHttpCompliant = getOption(Options.XCC_HTTPCOMPLIANT);
if (isNotBlank(xccHttpCompliant)) {
System.setProperty("xcc.httpcompliant", Boolean.toString(StringUtils.stringToBoolean(xccHttpCompliant)));
}
}
protected void registerStatusInfo() throws CorbException {
ContentSource contentSource = csp.get();
ResultSequence resultSequence = null;
try (Session session = contentSource.newSession()) {
AdhocQuery q = session.newAdhocQuery(XQUERY_VERSION_ML + DECLARE_NAMESPACE_MLSS_XDMP_STATUS_SERVER
+ "let $status := xdmp:server-status(xdmp:host(), xdmp:server())\n"
+ "let $modules := $status/mlss:modules\n"
+ "let $root := $status/mlss:root\n"
+ "return (data($modules), data($root))");
resultSequence = session.submitRequest(q);
while (null != resultSequence && resultSequence.hasNext()) {
ResultItem rsItem = resultSequence.next();
XdmItem item = rsItem.getItem();
if (rsItem.getIndex() == 0 && "0".equals(item.asString())) {
options.setModulesDatabase("");
}
if (rsItem.getIndex() == 1) {
options.setXDBC_ROOT(item.asString());
}
}
} catch (RequestException e) {
LOG.log(SEVERE, "registerStatusInfo request failed", e);
} finally {
if (null != resultSequence && !resultSequence.isClosed()) {
resultSequence.close();
}
}
logOptions();
logProperties();
}
protected void logOptions() {
//default behavior is not to log anything
}
protected void logProperties() {
for (Entry e : properties.entrySet()) {
if (e.getKey() != null && !e.getKey().toString().toUpperCase().startsWith("XCC-")) {
LOG.log(INFO, () -> MessageFormat.format("Loaded property {0}={1}", e.getKey(), e.getValue()));
}
}
}
/**
* Retrieve the value of the specified key from either the System
* properties, or the properties object.
*
* @param propertyName
* @return the trimmed property value
*/
protected String getOption(String propertyName) {
return getOption(null, propertyName);
}
/**
* Retrieve either the value from the commandline arguments at the argIndex,
* or the first property value from the System.properties or properties
* object that is not empty or null.
*
* @param commandlineArgs
* @param argIndex
* @param propertyName
* @return the trimmed property value
*/
protected String getOption(String[] commandlineArgs, int argIndex, String propertyName) {
String argValue = commandlineArgs.length > argIndex ? commandlineArgs[argIndex] : null;
return getOption(argValue, propertyName);
}
/**
* Retrieve either the argVal or the first property value from the
* System.properties or properties object that is not empty or null.
*
* @param argVal
* @param propertyName
* @return the trimmed property value
*/
protected String getOption(String argVal, String propertyName) {
String retVal = null;
if (isNotBlank(argVal)) {
retVal = argVal.trim();
} else if (isNotBlank(System.getProperty(propertyName))) {
retVal = System.getProperty(propertyName).trim();
} else if (properties.containsKey(propertyName) && isNotBlank(properties.getProperty(propertyName))) {
retVal = properties.getProperty(propertyName).trim();
}
//doesn't capture defaults, only user provided.
String[] secureWords = {"XCC", "PASSWORD", "SSL"};
boolean hasSecureWords = false;
for (String secureWord : secureWords) {
if (retVal != null && retVal.toUpperCase().contains(secureWord) || propertyName.toUpperCase().contains(secureWord)) {
hasSecureWords = true;
break;
}
}
if (retVal != null && !hasSecureWords) {
userProvidedOptions.put(propertyName, retVal);
}
return retVal;
}
protected void usage() {
PrintStream err = System.err;
err.println("CoRB2 " + VERSION_MSG + " requires options to be specified through one or more of the following mechanisms:\n"
+ "1.) command-line parameters\n"
+ "2.) Java system properties ex: -DXCC-CONNECTION-URI=xcc://user:password@localhost:8202\n"
+ "3.) As properties file in the class path specified using -DOPTIONS-FILE=myjob.properties. "
+ "Relative and full file system paths are also supported.\n"
+ "If specified in more than one place, a command line parameter takes precedence over "
+ "a Java system property, which take precedence over a property "
+ "from the OPTIONS-FILE properties file.\n\n"
+ "CoRB2 Options:\n"); // NOPMD
for (java.lang.reflect.Field field : Options.class.getDeclaredFields()) {
Usage usage = field.getAnnotation(Usage.class);
if (usage != null && StringUtils.isNotEmpty(usage.description())) {
err.println(field.getName() + "\n\t" + usage.description()); // NOPMD
}
}
err.println("\nPlease report issues at: https://github.com/marklogic-community/corb2/issues\n"); // NOPMD
}
protected String buildSystemPropertyArg(String property, String value) {
StringBuilder arg = new StringBuilder("-D");
arg.append(property);
if (StringUtils.isNotEmpty(value)) {
arg.append('=');
arg.append(value);
}
return arg.toString();
}
protected void logRuntimeArgs() {
RuntimeMXBean runtimemxBean = ManagementFactory.getRuntimeMXBean();
List arguments = runtimemxBean.getInputArguments();
List argsToLog = new ArrayList<>(arguments.size());
for (String argument : arguments) {
if (!argument.startsWith("-DXCC") && !argument.toUpperCase().contains("PASSWORD")) {
argsToLog.add(argument);
}
}
LOG.log(INFO, () -> MessageFormat.format("runtime arguments = {0}", StringUtils.join(argsToLog, SPACE)));
}
public void setUserProvidedOptions(Map userProvidedOptions) {
this.userProvidedOptions = userProvidedOptions;
}
protected Request getRequestForModule(String processModule, Session session) {
Request request;
if (isInlineOrAdhoc(processModule)) {
String adhocQuery;
if (isInlineModule(processModule)) {
adhocQuery = StringUtils.getInlineModuleCode(processModule);
if (isBlank(adhocQuery)) {
throw new IllegalStateException("Unable to read inline query ");
}
LOG.log(INFO, "invoking inline process module");
} else {
String queryPath = processModule.substring(0, processModule.indexOf('|'));
adhocQuery = getAdhocQuery(queryPath);
if (isBlank(adhocQuery)) {
throw new IllegalStateException("Unable to read adhoc query " + queryPath + " from classpath or filesystem");
}
LOG.log(INFO, () -> MessageFormat.format("invoking adhoc process module {0}", queryPath));
}
request = session.newAdhocQuery(adhocQuery);
} else {
String root = options.getModuleRoot();
String modulePath = buildModulePath(root, processModule);
LOG.log(INFO, () -> MessageFormat.format("invoking module {0}", modulePath));
request = session.newModuleInvoke(modulePath);
}
return request;
}
public Map getUserProvidedOptions() {
return userProvidedOptions;
}
}
