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dragonwell8_jdk
提交 b1e56316 编写于 作者: M michaelm
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7041044: InetAddress.getByName(String,InetAddress) added in error 

Reviewed-by: alanb
上级 96deedb4
隐藏空白更改
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Showing with 45 addition and 306 deletion
src/share/classes/java/net/InetAddress.java
浏览文件 @ b1e56316
......@@ -1013,12 +1013,6 @@ class InetAddress implements java.io.Serializable {
return InetAddress.getAllByName(host)[0];
}
// called from deployment cache manager
public static InetAddress getByName(String host, InetAddress reqAddr)
throws UnknownHostException {
return InetAddress.getAllByName(host, reqAddr)[0];
}
/**
* Given the name of a host, returns an array of its IP addresses,
* based on the configured name service on the system.
......@@ -1060,11 +1054,6 @@ class InetAddress implements java.io.Serializable {
*/
public static InetAddress[] getAllByName(String host)
throws UnknownHostException {
return getAllByName(host, null);
}
private static InetAddress[] getAllByName(String host, InetAddress reqAddr)
throws UnknownHostException {
if (host == null || host.length() == 0) {
InetAddress[] ret = new InetAddress[1];
......@@ -1124,7 +1113,7 @@ class InetAddress implements java.io.Serializable {
// We were expecting an IPv6 Litteral, but got something else
throw new UnknownHostException("["+host+"]");
}
return getAllByName0(host, reqAddr, true);
return getAllByName0(host);
}
/**
......@@ -1185,12 +1174,6 @@ class InetAddress implements java.io.Serializable {
*/
static InetAddress[] getAllByName0 (String host, boolean check)
throws UnknownHostException {
return getAllByName0 (host, null, check);
}
private static InetAddress[] getAllByName0 (String host, InetAddress reqAddr, boolean check)
throws UnknownHostException {
/* If it gets here it is presumed to be a hostname */
/* Cache.get can return: null, unknownAddress, or InetAddress[] */
......@@ -1208,7 +1191,7 @@ class InetAddress implements java.io.Serializable {
/* If no entry in cache, then do the host lookup */
if (addresses == null) {
addresses = getAddressesFromNameService(host, reqAddr);
addresses = getAddressesFromNameService(host);
}
if (addresses == unknown_array)
......@@ -1217,7 +1200,7 @@ class InetAddress implements java.io.Serializable {
return addresses.clone();
}
private static InetAddress[] getAddressesFromNameService(String host, InetAddress reqAddr)
private static InetAddress[] getAddressesFromNameService(String host)
throws UnknownHostException
{
InetAddress[] addresses = null;
......@@ -1273,32 +1256,10 @@ class InetAddress implements java.io.Serializable {
}
}
// More to do?
if (reqAddr != null && addresses.length > 1 && !addresses[0].equals(reqAddr)) {
// Find it?
int i = 1;
for (; i < addresses.length; i++) {
if (addresses[i].equals(reqAddr)) {
break;
}
}
// Rotate
if (i < addresses.length) {
InetAddress tmp, tmp2 = reqAddr;
for (int j = 0; j < i; j++) {
tmp = addresses[j];
addresses[j] = tmp2;
tmp2 = tmp;
}
addresses[i] = tmp2;
}
}
// Cache the address.
// Cache the addresses.
cacheAddresses(host, addresses, success);
if (!success && ex != null)
throw ex;
} finally {
// Delete host from the lookupTable and notify
// all threads waiting on the lookupTable monitor.
......@@ -1432,7 +1393,7 @@ class InetAddress implements java.io.Serializable {
InetAddress[] localAddrs;
try {
localAddrs =
InetAddress.getAddressesFromNameService(local, null);
InetAddress.getAddressesFromNameService(local);
} catch (UnknownHostException uhe) {
// Rethrow with a more informative error message.
UnknownHostException uhe2 =
......
src/share/classes/java/net/Socket.java
浏览文件 @ b1e56316
......@@ -127,12 +127,11 @@ class Socket implements java.io.Closeable {
}
if (security != null) {
if (epoint.isUnresolved())
epoint = new InetSocketAddress(epoint.getHostName(), epoint.getPort());
if (epoint.isUnresolved())
security.checkConnect(epoint.getHostName(), epoint.getPort());
security.checkConnect(epoint.getHostName(),
epoint.getPort());
else
security.checkConnect(epoint.getAddress().getHostAddress(),
epoint.getPort());
epoint.getPort());
}
impl = new SocksSocketImpl(p);
impl.setSocket(this);
......
src/share/classes/java/net/SocketPermission.java
浏览文件 @ b1e56316
......@@ -41,7 +41,6 @@ import java.io.ObjectInputStream;
import java.io.IOException;
import sun.net.util.IPAddressUtil;
import sun.security.util.SecurityConstants;
import sun.security.util.Debug;
/**
......@@ -212,32 +211,13 @@ implements java.io.Serializable
// port range on host
private transient int[] portrange;
private transient boolean defaultDeny = false;
// true if this SocketPermission represents a hostname
// that failed our reverse mapping heuristic test
private transient boolean untrusted;
private transient boolean trusted;
// true if the sun.net.trustNameService system property is set
private static boolean trustNameService;
private static Debug debug = null;
private static boolean debugInit = false;
// true if the trustProxy system property is set
private static boolean trustProxy;
static {
Boolean tmp = java.security.AccessController.doPrivileged(
new sun.security.action.GetBooleanAction("sun.net.trustNameService"));
trustNameService = tmp.booleanValue();
}
private static synchronized Debug getDebug()
{
if (!debugInit) {
debug = Debug.getInstance("access");
debugInit = true;
}
return debug;
new sun.security.action.GetBooleanAction("trustProxy"));
trustProxy = tmp.booleanValue();
}
/**
......@@ -283,10 +263,6 @@ implements java.io.Serializable
init(getName(), mask);
}
private void setDeny() {
defaultDeny = true;
}
private static String getHost(String host)
{
if (host.equals("")) {
......@@ -584,38 +560,6 @@ implements java.io.Serializable
return mask;
}
private boolean isUntrusted()
throws UnknownHostException
{
if (trusted) return false;
if (invalid || untrusted) return true;
try {
if (!trustNameService && (defaultDeny ||
sun.net.www.URLConnection.isProxiedHost(hostname))) {
if (this.cname == null) {
this.getCanonName();
}
if (!match(cname, hostname) &&
(defaultDeny || !cname.equals(addresses[0].getHostAddress()))) {
// Last chance
if (!authorized(hostname, addresses[0].getAddress())) {
untrusted = true;
Debug debug = getDebug();
if (debug != null && Debug.isOn("failure")) {
debug.println("socket access restriction: proxied host " + "(" + addresses[0] + ")" + " does not match " + cname + " from reverse lookup");
}
return true;
}
}
trusted = true;
}
} catch (UnknownHostException uhe) {
invalid = true;
throw uhe;
}
return false;
}
/**
* attempt to get the fully qualified domain name
*
......@@ -623,7 +567,7 @@ implements java.io.Serializable
void getCanonName()
throws UnknownHostException
{
if (cname != null || invalid || untrusted) return;
if (cname != null || invalid) return;
// attempt to get the canonical name
......@@ -649,141 +593,6 @@ implements java.io.Serializable
}
}
private String cdomain, hdomain;
private boolean match(String cname, String hname) {
String a = cname.toLowerCase();
String b = hname.toLowerCase();
if (a.startsWith(b) &&
((a.length() == b.length()) || (a.charAt(b.length()) == '.')))
return true;
if (cdomain == null) {
cdomain = guessRegisteredDomain(a);
}
if (hdomain == null) {
hdomain = guessRegisteredDomain(b);
}
return cdomain.length() != 0 && hdomain.length() != 0
&& cdomain.equals(hdomain);
}
/* Apart from special cases, this checks for 2 letter TLD
* (usually ccTLD) and then for a specific set of common labels
* indicating likely 2nd level public suffixes. If both conditions
* true then return right most three labels. Otherwise, return
* 2 rightmost labels.
*
* www.sun.com. -> sun.com
* www.sun.co.uk -> sun.co.uk
* www.sun.com.au -> sun.com.au
*/
private String guessRegisteredDomain(String cname) {
int dot;
dot = cname.lastIndexOf('.');
if (dot == -1)
return cname;
if (dot == 0)
return "";
if (dot == cname.length() - 1) {
cname = cname.substring(0, cname.length() -1);
dot = cname.lastIndexOf('.');
}
if (dot < 1)
return "";
int second = cname.lastIndexOf('.', dot - 1);
if (second == -1)
return cname;
if (((cname.length() - dot) <= 3) && ((dot - second) <= 4) && second > 0) {
if (dot - second == 4) {
String s = cname.substring(second + 1, dot);
if (!(s.equals("com") || s.equals("org") || s.equals("edu"))) {
return cname.substring(second + 1);
}
}
int third = cname.lastIndexOf('.', second - 1);
if (third == -1)
return cname.substring(second + 1);
else
return cname.substring(third + 1);
}
return cname.substring(second + 1);
}
private boolean authorized(String cname, byte[] addr) {
if (addr.length == 4)
return authorizedIPv4(cname, addr);
else if (addr.length == 16)
return authorizedIPv6(cname, addr);
else
return false;
}
private boolean authorizedIPv4(String cname, byte[] addr) {
String authHost = "";
InetAddress auth;
try {
authHost = "auth." +
(addr[3] & 0xff) + "." + (addr[2] & 0xff) + "." +
(addr[1] & 0xff) + "." + (addr[0] & 0xff) +
".in-addr.arpa";
// Following check seems unnecessary
// auth = InetAddress.getAllByName0(authHost, false)[0];
authHost = hostname + '.' + authHost;
auth = InetAddress.getAllByName0(authHost, false)[0];
if (auth.equals(InetAddress.getByAddress(addr))) {
return true;
}
Debug debug = getDebug();
if (debug != null && Debug.isOn("failure")) {
debug.println("socket access restriction: IP address of " + auth + " != " + InetAddress.getByAddress(addr));
}
} catch (UnknownHostException uhe) {
Debug debug = getDebug();
if (debug != null && Debug.isOn("failure")) {
debug.println("socket access restriction: forward lookup failed for " + authHost);
}
}
return false;
}
private boolean authorizedIPv6(String cname, byte[] addr) {
String authHost = "";
InetAddress auth;
try {
StringBuffer sb = new StringBuffer(39);
for (int i = 15; i >= 0; i--) {
sb.append(Integer.toHexString(((addr[i]) & 0x0f)));
sb.append('.');
sb.append(Integer.toHexString(((addr[i] >> 4) & 0x0f)));
sb.append('.');
}
authHost = "auth." + sb.toString() + "IP6.ARPA";
//auth = InetAddress.getAllByName0(authHost, false)[0];
authHost = hostname + '.' + authHost;
auth = InetAddress.getAllByName0(authHost, false)[0];
if (auth.equals(InetAddress.getByAddress(addr)))
return true;
Debug debug = getDebug();
if (debug != null && Debug.isOn("failure")) {
debug.println("socket access restriction: IP address of " + auth + " != " + InetAddress.getByAddress(addr));
}
} catch (UnknownHostException uhe) {
Debug debug = getDebug();
if (debug != null && Debug.isOn("failure")) {
debug.println("socket access restriction: forward lookup failed for " + authHost);
}
}
return false;
}
/**
* get IP addresses. Sets invalid to true if we can't get them.
*
......@@ -911,7 +720,12 @@ implements java.io.Serializable
// return if either one of these NetPerm objects are invalid...
if (this.invalid || that.invalid) {
return compareHostnames(that);
return (trustProxy ? inProxyWeTrust(that) : false);
}
if (this.getName().equalsIgnoreCase(that.getName())) {
return true;
}
try {
......@@ -964,29 +778,28 @@ implements java.io.Serializable
that.getIP();
}
if (!(that.init_with_ip && this.isUntrusted())) {
for (j = 0; j < this.addresses.length; j++) {
for (i=0; i < that.addresses.length; i++) {
if (this.addresses[j].equals(that.addresses[i]))
return true;
}
}
// XXX: if all else fails, compare hostnames?
// Do we really want this?
if (this.cname == null) {
this.getCanonName();
for (j = 0; j < this.addresses.length; j++) {
for (i=0; i < that.addresses.length; i++) {
if (this.addresses[j].equals(that.addresses[i]))
return true;
}
}
if (that.cname == null) {
that.getCanonName();
}
// XXX: if all else fails, compare hostnames?
// Do we really want this?
if (this.cname == null) {
this.getCanonName();
}
return (this.cname.equalsIgnoreCase(that.cname));
if (that.cname == null) {
that.getCanonName();
}
return (this.cname.equalsIgnoreCase(that.cname));
} catch (UnknownHostException uhe) {
return compareHostnames(that);
if (trustProxy)
return inProxyWeTrust(that);
}
// make sure the first thing that is done here is to return
......@@ -995,23 +808,19 @@ implements java.io.Serializable
return false;
}
private boolean compareHostnames(SocketPermission that) {
// we see if the original names/IPs passed in were equal.
private boolean inProxyWeTrust(SocketPermission that) {
// if we trust the proxy, we see if the original names/IPs passed
// in were equal.
String thisHost = hostname;
String thatHost = that.hostname;
if (thisHost == null) {
if (thisHost == null)
return false;
} else if (this.wildcard) {
final int cnameLength = this.cname.length();
return thatHost.regionMatches(true,
(thatHost.length() - cnameLength), this.cname, 0, cnameLength);
} else {
else
return thisHost.equalsIgnoreCase(thatHost);
}
}
}
/**
* Checks two SocketPermission objects for equality.
* <P>
......
src/share/classes/sun/net/www/URLConnection.java
浏览文件 @ b1e56316
......@@ -238,14 +238,4 @@ abstract public class URLConnection extends java.net.URLConnection {
public void close() {
url = null;
}
private static HashMap<String,Void> proxiedHosts = new HashMap<>();
public synchronized static void setProxiedHost(String host) {
proxiedHosts.put(host.toLowerCase(), null);
}
public synchronized static boolean isProxiedHost(String host) {
return proxiedHosts.containsKey(host.toLowerCase());
}
}
src/share/classes/sun/net/www/http/HttpClient.java
浏览文件 @ b1e56316
......@@ -301,11 +301,7 @@ public class HttpClient extends NetworkClient {
} else {
SecurityManager security = System.getSecurityManager();
if (security != null) {
if (ret.proxy == Proxy.NO_PROXY || ret.proxy == null) {
security.checkConnect(InetAddress.getByName(url.getHost()).getHostAddress(), url.getPort());
} else {
security.checkConnect(url.getHost(), url.getPort());
}
security.checkConnect(url.getHost(), url.getPort());
}
ret.url = url;
}
......@@ -461,11 +457,11 @@ public class HttpClient extends NetworkClient {
protected synchronized void openServer() throws IOException {
SecurityManager security = System.getSecurityManager();
if (security != null) {
security.checkConnect(host, port);
}
if (keepingAlive) { // already opened
if (security != null) {
security.checkConnect(host, port);
}
return;
}
......@@ -473,19 +469,11 @@ public class HttpClient extends NetworkClient {
url.getProtocol().equals("https") ) {
if ((proxy != null) && (proxy.type() == Proxy.Type.HTTP)) {
sun.net.www.URLConnection.setProxiedHost(host);
if (security != null) {
security.checkConnect(host,port);
}
privilegedOpenServer((InetSocketAddress) proxy.address());
usingProxy = true;
return;
} else {
// make direct connection
if (security != null) {
// redundant?
security.checkConnect(host, port);
}
openServer(host, port);
usingProxy = false;
return;
......@@ -496,19 +484,11 @@ public class HttpClient extends NetworkClient {
* ftp url.
*/
if ((proxy != null) && (proxy.type() == Proxy.Type.HTTP)) {
sun.net.www.URLConnection.setProxiedHost(host);
if (security != null) {
security.checkConnect(host,port);
}
privilegedOpenServer((InetSocketAddress) proxy.address());
usingProxy = true;
return;
} else {
// make direct connection
if (security != null) {
// redundant?
security.checkConnect(host, port);
}
super.openServer(host, port);
usingProxy = false;
return;
......
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