package org.opendaylight.controller.netconf.util.osgi;
import com.google.common.base.Optional;
-import org.opendaylight.protocol.util.SSLUtil;
-import org.osgi.framework.BundleContext;
-
-import javax.net.ssl.KeyManagerFactory;
-import javax.net.ssl.SSLContext;
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.InputStream;
+import com.google.common.base.Strings;
import java.net.InetSocketAddress;
-
+import org.osgi.framework.BundleContext;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
import static com.google.common.base.Preconditions.checkNotNull;
-import static com.google.common.base.Preconditions.checkState;
-public class NetconfConfigUtil {
+public final class NetconfConfigUtil {
+ private static final Logger logger = LoggerFactory.getLogger(NetconfConfigUtil.class);
+
private static final String PREFIX_PROP = "netconf.";
+ private NetconfConfigUtil() {}
+
private enum InfixProp {
- tcp, tls, ssh
+ tcp, ssh
}
private static final String PORT_SUFFIX_PROP = ".port";
private static final String ADDRESS_SUFFIX_PROP = ".address";
-
- private static final String NETCONF_TLS_KEYSTORE_PROP = PREFIX_PROP + InfixProp.tls + ".keystore";
- private static final String NETCONF_TLS_KEYSTORE_PASSWORD_PROP = NETCONF_TLS_KEYSTORE_PROP + ".password";
-
- public static Optional<InetSocketAddress> extractTCPNetconfAddress(BundleContext context) {
- return extractSomeNetconfAddress(context, InfixProp.tcp);
+ private static final String CLIENT_PROP = ".client";
+ private static final String PRIVATE_KEY_PATH_PROP = ".pk.path";
+ private static final String SSH_DEFAULT_USER = ".default.user";
+ private static final String SSH_DEFAULT_PASSWORD = ".default.password";
+
+ private static final String CONNECTION_TIMEOUT_MILLIS_PROP = "connectionTimeoutMillis";
+ private static final long DEFAULT_TIMEOUT_MILLIS = 5000;
+
+ public static long extractTimeoutMillis(BundleContext bundleContext) {
+ String key = PREFIX_PROP + CONNECTION_TIMEOUT_MILLIS_PROP;
+ String timeoutString = bundleContext.getProperty(key);
+ if (timeoutString == null || timeoutString.length() == 0) {
+ return DEFAULT_TIMEOUT_MILLIS;
+ }
+ try {
+ return Long.parseLong(timeoutString);
+ }catch(NumberFormatException e) {
+ logger.warn("Cannot parse {} property: {}, using defaults", key, timeoutString, e);
+ return DEFAULT_TIMEOUT_MILLIS;
+ }
}
- public static Optional<InetSocketAddress> extractSSHNetconfAddress(BundleContext context) {
- return extractSomeNetconfAddress(context, InfixProp.ssh);
- }
+ public static InetSocketAddress extractTCPNetconfAddress(BundleContext context, String exceptionMessageIfNotFound, boolean forClient) {
+ Optional<InetSocketAddress> inetSocketAddressOptional = extractSomeNetconfAddress(context, InfixProp.tcp, exceptionMessageIfNotFound, forClient);
- public static Optional<TLSConfiguration> extractTLSConfiguration(BundleContext context) {
- Optional<InetSocketAddress> address = extractSomeNetconfAddress(context, InfixProp.tls);
- if (address.isPresent()) {
- String keystoreFileName = context.getProperty(NETCONF_TLS_KEYSTORE_PROP);
- File keystoreFile = new File(keystoreFileName);
- checkState(keystoreFile.exists() && keystoreFile.isFile() && keystoreFile.canRead(),
- "Keystore file %s does not exist or is not readable file", keystoreFileName);
- keystoreFile = keystoreFile.getAbsoluteFile();
- String keystorePassword = context.getProperty(NETCONF_TLS_KEYSTORE_PASSWORD_PROP);
- checkNotNull(keystoreFileName, "Property %s must be defined for tls netconf server",
- NETCONF_TLS_KEYSTORE_PROP);
- keystorePassword = keystorePassword != null ? keystorePassword : "";
- return Optional.of(new TLSConfiguration(address.get(), keystoreFile, keystorePassword));
- } else {
- return Optional.absent();
+ if (!inetSocketAddressOptional.isPresent()) {
+ throw new IllegalStateException("Netconf tcp address not found." + exceptionMessageIfNotFound);
}
- }
-
- public static class TLSConfiguration {
- private final InetSocketAddress address;
- private final File keystoreFile;
- private final String keystorePassword;
- private final SSLContext sslContext;
-
- TLSConfiguration(InetSocketAddress address, File keystoreFile, String keystorePassword) {
- this.address = address;
- this.keystoreFile = keystoreFile;
- this.keystorePassword = keystorePassword;
- try {
- try (InputStream keyStoreIS = new FileInputStream(keystoreFile)) {
- try (InputStream trustStoreIS = new FileInputStream(keystoreFile)) {
- sslContext = SSLUtil.initializeSecureContext("password", keyStoreIS, trustStoreIS, KeyManagerFactory.getDefaultAlgorithm());
- }
- }
- } catch (Exception e) {
- throw new RuntimeException("Cannot initialize ssl context for netconf file " + keystoreFile, e);
- }
+ InetSocketAddress inetSocketAddress = inetSocketAddressOptional.get();
+ if (inetSocketAddress.getAddress().isAnyLocalAddress()) {
+ logger.warn("Unprotected netconf TCP address is configured to ANY local address. This is a security risk. " +
+ "Consider changing {} to 127.0.0.1", PREFIX_PROP + InfixProp.tcp + ADDRESS_SUFFIX_PROP);
}
+ return inetSocketAddress;
+ }
- public SSLContext getSslContext() {
- return sslContext;
- }
+ public static Optional<InetSocketAddress> extractSSHNetconfAddress(BundleContext context, String exceptionMessage) {
+ return extractSomeNetconfAddress(context, InfixProp.ssh, exceptionMessage, false);
+ }
- public InetSocketAddress getAddress() {
- return address;
- }
+ public static String getPrivateKeyPath(BundleContext context){
+ return getPropertyValue(context,PREFIX_PROP + InfixProp.ssh +PRIVATE_KEY_PATH_PROP);
+ }
+ public static Optional<String> getSSHDefaultUser(BundleContext context){
+ return getOptionalPropertyValue(context,PREFIX_PROP + InfixProp.ssh +SSH_DEFAULT_USER);
+ }
+ public static Optional<String> getSSHDefaultPassword(BundleContext context){
+ return getOptionalPropertyValue(context,PREFIX_PROP + InfixProp.ssh +SSH_DEFAULT_PASSWORD);
+ }
- public File getKeystoreFile() {
- return keystoreFile;
+ private static String getPropertyValue(BundleContext context, String propertyName){
+ String propertyValue = context.getProperty(propertyName);
+ if (propertyValue == null){
+ throw new IllegalStateException("Cannot find initial property with name '"+propertyName+"'");
}
-
- public String getKeystorePassword() {
- return keystorePassword;
+ return propertyValue;
+ }
+ private static Optional<String> getOptionalPropertyValue(BundleContext context, String propertyName){
+ String propertyValue = context.getProperty(propertyName);
+ if (Strings.isNullOrEmpty(propertyValue)){
+ return Optional.absent();
}
+ return Optional.fromNullable(propertyValue);
}
-
/**
* @param context
* from which properties are being read.
* @param infixProp
- * either tcp or tls
- * @return absent if address is missing, value if address and port are
- * valid.
+ * either tcp or ssh
+ * @return value if address and port are valid.
* @throws IllegalStateException
- * if address or port are invalid
+ * if address or port are invalid, or configuration is missing
*/
private static Optional<InetSocketAddress> extractSomeNetconfAddress(BundleContext context,
- InfixProp infixProp) {
- String address = context.getProperty(PREFIX_PROP + infixProp + ADDRESS_SUFFIX_PROP);
- if (address == null) {
- return Optional.absent();
+ InfixProp infixProp,
+ String exceptionMessage,
+ boolean client) {
+ String address = "";
+ if (client) {
+ address = context.getProperty(PREFIX_PROP + infixProp + CLIENT_PROP + ADDRESS_SUFFIX_PROP);
+ }
+ if (address == null || address.equals("")){
+ address = context.getProperty(PREFIX_PROP + infixProp + ADDRESS_SUFFIX_PROP);
+ }
+ if (address == null || address.equals("")) {
+ throw new IllegalStateException("Cannot find initial netconf configuration for parameter "
+ +PREFIX_PROP + infixProp + ADDRESS_SUFFIX_PROP
+ +" in config.ini. "+exceptionMessage);
+ }
+ String portKey = "";
+ if (client) {
+ portKey = PREFIX_PROP + infixProp + CLIENT_PROP + PORT_SUFFIX_PROP;
+ }
+ if (portKey == null || portKey.equals("")){
+ portKey = PREFIX_PROP + infixProp + PORT_SUFFIX_PROP;
}
- String portKey = PREFIX_PROP + infixProp + PORT_SUFFIX_PROP;
String portString = context.getProperty(portKey);
checkNotNull(portString, "Netconf port must be specified in properties file with " + portKey);
try {