资源简介
【实例简介】
通过VPNService建立VPN连接。
灵活性、鲁棒性较好！
【核心代码】
package com.runjva.sourceforge.jsocks.main;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.net.InetAddress;
import java.net.UnknownHostException;
import java.util.Hashtable;
import java.util.Properties;
import java.util.StringTokenizer;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.runjva.sourceforge.jsocks.protocol.InetRange;
import com.runjva.sourceforge.jsocks.protocol.ProxyServer;
import com.runjva.sourceforge.jsocks.protocol.SocksProxyBase;
import com.runjva.sourceforge.jsocks.server.IdentAuthenticator;
public class SOCKS {
private static final int DEFAULT_LISTENING_PORT = 1080;
final private static Logger log = LoggerFactory.getLogger(SOCKS.class);
static public void usage() {
System.out.println("Usage: java SOCKS [inifile1 inifile2 ...]\n"
"If none inifile is given, uses socks.properties.\n");
}
static public void main(String[] args) {
String[] file_names;
int port = DEFAULT_LISTENING_PORT;
String logFile = null;
String host = null;
final IdentAuthenticator auth = new IdentAuthenticator();
InetAddress localIP = null;
if (args.length == 0) {
file_names = new String[] { "socks.properties" };
} else {
file_names = args;
}
inform("Loading properties");
for (int i = 0; i < file_names.length; i) {
inform("Reading file " file_names[i]);
final Properties pr = loadProperties(file_names[i]);
if (pr == null) {
System.err.println("Loading of properties from "
file_names[i] "failed.");
usage();
return;
}
if (!addAuth(auth, pr)) {
System.err.println("Error in file " file_names[i] ".");
usage();
return;
}
// First file should contain all global settings,
// like port and host and log.
if (i == 0) {
final String port_s = (String) pr.get("port");
if (port_s != null) {
try {
port = Integer.parseInt(port_s);
} catch (final NumberFormatException nfe) {
System.err.println("Can't parse port: " port_s);
return;
}
}
serverInit(pr);
logFile = (String) pr.get("log");
host = (String) pr.get("host");
}
// inform("Props:" pr);
}
if (logFile != null) {
System.err.println("log property not supported anymore.");
}
if (host != null) {
try {
localIP = InetAddress.getByName(host);
} catch (final UnknownHostException uhe) {
System.err.println("Can't resolve local ip: " host);
return;
}
}
inform("Using Ident Authentication scheme: " auth);
final ProxyServer server = new ProxyServer(auth);
server.start(port, 5, localIP);
}
static Properties loadProperties(String file_name) {
final Properties pr = new Properties();
try {
final InputStream fin = new FileInputStream(file_name);
pr.load(fin);
fin.close();
} catch (final IOException ioe) {
return null;
}
return pr;
}
static boolean addAuth(IdentAuthenticator ident, Properties pr) {
InetRange irange;
final String range = (String) pr.get("range");
if (range == null) {
return false;
}
irange = parseInetRange(range);
final String users = (String) pr.get("users");
if (users == null) {
ident.add(irange, null);
return true;
}
final Hashtable<String, String> uhash = new Hashtable<String, String>();
final StringTokenizer st = new StringTokenizer(users, ";");
while (st.hasMoreTokens()) {
uhash.put(st.nextToken(), "");
}
ident.add(irange, uhash);
return true;
}
/**
* Does server initialisation.
*/
static void serverInit(Properties props) {
int val;
val = readInt(props, "iddleTimeout");
if (val >= 0) {
ProxyServer.setIddleTimeout(val);
inform("Setting iddle timeout to " val " ms.");
}
val = readInt(props, "acceptTimeout");
if (val >= 0) {
ProxyServer.setAcceptTimeout(val);
inform("Setting accept timeout to " val " ms.");
}
val = readInt(props, "udpTimeout");
if (val >= 0) {
ProxyServer.setUDPTimeout(val);
inform("Setting udp timeout to " val " ms.");
}
val = readInt(props, "datagramSize");
if (val >= 0) {
ProxyServer.setDatagramSize(val);
inform("Setting datagram size to " val " bytes.");
}
proxyInit(props);
}
/**
* Initialises proxy, if any specified.
*/
static void proxyInit(Properties props) {
String proxy_list;
SocksProxyBase proxy = null;
StringTokenizer st;
proxy_list = (String) props.get("proxy");
if (proxy_list == null) {
return;
}
st = new StringTokenizer(proxy_list, ";");
while (st.hasMoreTokens()) {
final String proxy_entry = st.nextToken();
final SocksProxyBase p = SocksProxyBase.parseProxy(proxy_entry);
if (p == null) {
exit("Can't parse proxy entry:" proxy_entry);
}
inform("Adding Proxy:" p);
if (proxy != null) {
p.setChainProxy(proxy);
}
proxy = p;
}
if (proxy == null) {
return; // Empty list
}
final String direct_hosts = (String) props.get("directHosts");
if (direct_hosts != null) {
final InetRange ir = parseInetRange(direct_hosts);
inform("Setting direct hosts:" ir);
proxy.setDirect(ir);
}
ProxyServer.setProxy(proxy);
}
/**
* Inits range from the string of semicolon separated ranges.
*/
static InetRange parseInetRange(String source) {
final InetRange irange = new InetRange();
final StringTokenizer st = new StringTokenizer(source, ";");
while (st.hasMoreTokens()) {
irange.add(st.nextToken());
}
return irange;
}
/**
* Integer representaion of the property named name, or -1 if one is not
* found.
*/
static int readInt(Properties props, String name) {
int result = -1;
final String val = (String) props.get(name);
if (val == null) {
return -1;
}
final StringTokenizer st = new StringTokenizer(val);
if (!st.hasMoreElements()) {
return -1;
}
try {
result = Integer.parseInt(st.nextToken());
} catch (final NumberFormatException nfe) {
inform("Bad value for " name ":" val);
}
return result;
}
// Display functions
// /////////////////
static void inform(String s) {
log.info(s);
}
static void exit(String msg) {
System.err.println("Error:" msg);
System.err.println("Aborting operation");
System.exit(0);
}
}
代码片段和文件信息
package com.runjva.sourceforge.jsocks.main;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.net.InetAddress;
import java.net.UnknownHostException;
import java.util.Hashtable;
import java.util.Properties;
import java.util.StringTokenizer;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.runjva.sourceforge.jsocks.protocol.InetRange;
import com.runjva.sourceforge.jsocks.protocol.ProxyServer;
import com.runjva.sourceforge.jsocks.protocol.SocksProxybase;
import com.runjva.sourceforge.jsocks.server.IdentAuthenticator;
public class SOCKS {
private static final int DEFAULT_LISTENING_PORT = 1080;
final private static Logger log = LoggerFactory.getLogger（SOCKS.class）;
static public void usage（） {
属性 大小 日期 时间 名称
----------- --------- ---------- ----- ----
目录 0 2014-07-29 03:34 OrbotVPN-master\
文件 466 2014-07-29 03:34 OrbotVPN-master\.classpath
文件 96 2014-07-29 03:34 OrbotVPN-master\.gitmodules
文件 811 2014-07-29 03:34 OrbotVPN-master\.project
文件 1630 2014-07-29 03:34 OrbotVPN-master\AndroidManifest.xm
文件 704 2014-07-29 03:34 OrbotVPN-master\README
目录 0 2014-07-29 03:34 OrbotVPN-master\external\
目录 0 2014-07-29 03:34 OrbotVPN-master\external\jsocks\
目录 0 2014-07-29 03:34 OrbotVPN-master\libs\
文件 7494 2014-07-29 03:34 OrbotVPN-master\libs\slf4j-android-1.7.7.jar
文件 29257 2014-07-29 03:34 OrbotVPN-master\libs\slf4j-api-1.7.7.jar
文件 361 2014-07-29 03:34 OrbotVPN-master\project.properties
目录 0 2014-07-29 03:34 OrbotVPN-master\res\
目录 0 2014-07-29 03:34 OrbotVPN-master\res\layout\
文件 1145 2014-07-29 03:34 OrbotVPN-master\res\layout\form.xm
目录 0 2014-07-29 03:34 OrbotVPN-master\res\values\
文件 953 2014-07-29 03:34 OrbotVPN-master\res\values\strings.xm
文件 972 2014-07-29 03:34 OrbotVPN-master\res\values\st
目录 0 2014-07-29 03:34 OrbotVPN-master\src\
目录 0 2014-07-29 03:34 OrbotVPN-master\src\com\
目录 0 2014-07-29 03:34 OrbotVPN-master\src\com\runjva\
目录 0 2014-07-29 03:34 OrbotVPN-master\src\com\runjva\sourceforge\
目录 0 2014-07-29 03:34 OrbotVPN-master\src\com\runjva\sourceforge\jsocks\
目录 0 2014-07-29 03:34 OrbotVPN-master\src\com\runjva\sourceforge\jsocks\main\
文件 6548 2014-07-29 03:34 OrbotVPN-master\src\com\runjva\sourceforge\jsocks\main\SOCKS.java
文件 926 2014-07-29 03:34 OrbotVPN-master\src\com\runjva\sourceforge\jsocks\main\SocksEcho.gif
目录 0 2014-07-29 03:34 OrbotVPN-master\src\com\runjva\sourceforge\jsocks\protocol\
文件 1679 2014-07-29 03:34 OrbotVPN-master\src\com\runjva\sourceforge\jsocks\protocol\Authentication.java
文件 552 2014-07-29 03:34 OrbotVPN-master\src\com\runjva\sourceforge\jsocks\protocol\AuthenticationNone.java
文件 12710 2014-07-29 03:34 OrbotVPN-master\src\com\runjva\sourceforge\jsocks\protocol\InetRange.java
文件 3207 2014-07-29 03:34 OrbotVPN-master\src\com\runjva\sourceforge\jsocks\protocol\ProxyMessage.java
............此处省略27个文件信息
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