+++ /dev/null
-/*
- * Copyright (c) 2015 Cisco and/or its affiliates.
- * 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.
- */
-
-package org.openvpp.vppjapi;
-
-import java.io.IOException;
-import java.io.InputStream;
-import java.nio.file.Files;
-import java.nio.file.Path;
-import java.nio.file.StandardCopyOption;
-import java.nio.file.attribute.PosixFilePermission;
-import java.nio.file.attribute.PosixFilePermissions;
-import java.util.Set;
-
-import org.openvpp.vppjapi.vppVersion;
-import org.openvpp.vppjapi.vppInterfaceDetails;
-import org.openvpp.vppjapi.vppInterfaceCounters;
-import org.openvpp.vppjapi.vppBridgeDomainDetails;
-import org.openvpp.vppjapi.vppIPv4Address;
-import org.openvpp.vppjapi.vppIPv6Address;
-import org.openvpp.vppjapi.vppVxlanTunnelDetails;
-
-public class vppConn implements AutoCloseable {
- private static final String LIBNAME = "libvppjni.so.0.0.0";
-
- static {
- try {
- loadLibrary();
- } catch (Exception e) {
- System.out.printf("Can't find vpp jni library: %s\n", LIBNAME);
- throw new ExceptionInInitializerError(e);
- }
- }
-
- private static void loadStream(final InputStream is) throws IOException {
- final Set<PosixFilePermission> perms = PosixFilePermissions.fromString("rwxr-x---");
- final Path p = Files.createTempFile(LIBNAME, null, PosixFilePermissions.asFileAttribute(perms));
- try {
- Files.copy(is, p, StandardCopyOption.REPLACE_EXISTING);
-
- try {
- Runtime.getRuntime().load(p.toString());
- } catch (UnsatisfiedLinkError e) {
- throw new IOException(String.format("Failed to load library %s", p), e);
- }
- } finally {
- try {
- Files.deleteIfExists(p);
- } catch (IOException e) {
- }
- }
- }
-
- private static void loadLibrary() throws IOException {
- try (final InputStream is = vppConn.class.getResourceAsStream('/' + LIBNAME)) {
- if (is == null) {
- throw new IOException(String.format("Failed to open library resource %s",
- LIBNAME));
- }
- loadStream(is);
- }
- }
-
- private static vppConn currentConnection = null;
- private final String clientName;
- private volatile boolean disconnected = false;
-
- // Hidden on purpose to prevent external instantiation
- vppConn(final String clientName) throws IOException {
- this.clientName = clientName;
-
- synchronized (vppConn.class) {
- if (currentConnection != null) {
- throw new IOException("Already connected as " + currentConnection.clientName);
- }
-
- final int ret = clientConnect(clientName);
- if (ret != 0) {
- throw new IOException("Connection returned error " + ret);
- }
-
- currentConnection = this;
- }
- }
-
- @Override
- public synchronized final void close() {
- if (!disconnected) {
- disconnected = true;
-
- synchronized (vppConn.class) {
- clientDisconnect();
- currentConnection = null;
- }
- }
- }
-
- /**
- * Check if this instance is connected.
- *
- * @throws IllegalStateException if this instance was disconnected.
- */
- protected final void checkConnected() {
- if (disconnected) {
- throw new IllegalStateException("Disconnected client " + clientName);
- }
- }
-
- public final int getRetval(int context, int release) {
- checkConnected();
- return getRetval0(context, release);
- }
-
- public final String getInterfaceList (String nameFilter) {
- checkConnected();
- return getInterfaceList0(nameFilter);
- }
-
- public final int swIfIndexFromName (String interfaceName) {
- checkConnected();
- return swIfIndexFromName0(interfaceName);
- }
-
- public final String interfaceNameFromSwIfIndex (int swIfIndex) {
- checkConnected();
- return interfaceNameFromSwIfIndex0(swIfIndex);
- }
-
- public final void clearInterfaceTable () {
- checkConnected();
- clearInterfaceTable0();
- }
-
- public final vppInterfaceDetails[] swInterfaceDump (byte nameFilterValid, byte [] nameFilter) {
- checkConnected();
- return swInterfaceDump0(nameFilterValid, nameFilter);
- }
-
- public final int bridgeDomainIdFromName(String bridgeDomain) {
- checkConnected();
- return bridgeDomainIdFromName0(bridgeDomain);
- }
-
- public final int findOrAddBridgeDomainId(String bridgeDomain) {
- checkConnected();
- return findOrAddBridgeDomainId0(bridgeDomain);
- }
-
- public final vppVersion getVppVersion() {
- checkConnected();
- return getVppVersion0();
- }
-
- public final vppInterfaceCounters getInterfaceCounters(int swIfIndex) {
- checkConnected();
- return getInterfaceCounters0(swIfIndex);
- }
-
- public final int[] bridgeDomainDump(int bdId) {
- checkConnected();
- return bridgeDomainDump0(bdId);
- }
-
- public final vppBridgeDomainDetails getBridgeDomainDetails(int bdId) {
- checkConnected();
- return getBridgeDomainDetails0(bdId);
- }
-
- public final vppL2Fib[] l2FibTableDump(int bdId) {
- checkConnected();
- return l2FibTableDump0(bdId);
- }
-
- public final int bridgeDomainIdFromInterfaceName(String interfaceName) {
- checkConnected();
- return bridgeDomainIdFromInterfaceName0(interfaceName);
- }
-
- public final vppIPv4Address[] ipv4AddressDump(String interfaceName) {
- checkConnected();
- return ipv4AddressDump0(interfaceName);
- }
-
- public final vppIPv6Address[] ipv6AddressDump(String interfaceName) {
- checkConnected();
- return ipv6AddressDump0(interfaceName);
- }
-
- public final vppVxlanTunnelDetails[] vxlanTunnelDump(int swIfIndex) {
- checkConnected();
- return vxlanTunnelDump0(swIfIndex);
- }
-
- public final int setInterfaceDescription(String ifName, String ifDesc) {
- checkConnected();
- return setInterfaceDescription0(ifName, ifDesc);
- }
-
- public final String getInterfaceDescription(String ifName) {
- checkConnected();
- return getInterfaceDescription0(ifName);
- }
-
- private static native int clientConnect(String clientName);
- private static native void clientDisconnect();
- private static native int getRetval0(int context, int release);
- private static native String getInterfaceList0(String nameFilter);
- private static native int swIfIndexFromName0(String interfaceName);
- private static native String interfaceNameFromSwIfIndex0(int swIfIndex);
- private static native void clearInterfaceTable0();
- private static native vppInterfaceDetails[] swInterfaceDump0(byte nameFilterValid, byte [] nameFilter);
- private static native int bridgeDomainIdFromName0(String bridgeDomain);
- private static native int findOrAddBridgeDomainId0(String bridgeDomain);
- private static native vppVersion getVppVersion0();
- private static native vppInterfaceCounters getInterfaceCounters0(int swIfIndex);
- private static native int[] bridgeDomainDump0(int bdId);
- private static native vppBridgeDomainDetails getBridgeDomainDetails0(int bdId);
- private static native vppL2Fib[] l2FibTableDump0(int bdId);
- private static native int bridgeDomainIdFromInterfaceName0(String interfaceName);
- private static native vppIPv4Address[] ipv4AddressDump0(String interfaceName);
- private static native vppIPv6Address[] ipv6AddressDump0(String interfaceName);
- private static native vppVxlanTunnelDetails[] vxlanTunnelDump0(int swIfIndex);
- private static native int setInterfaceDescription0(String ifName, String ifDesc);
- private static native String getInterfaceDescription0(String ifName);
-}
Code Review / vpp.git / blobdiff