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Some simplification on getClientAddress in ApiServlet

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Signed-off-by: Laszlo Hornyak <laszlo.hornyak@gmail.com>
This commit is contained in:
Laszlo Hornyak 2014-11-22 20:57:23 +01:00
parent fa52ffad65
commit 2a6d6891eb
1 changed files with 13 additions and 26 deletions
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39
server/src/com/cloud/api/ApiServlet.java
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@ -18,7 +18,10 @@ package com.cloud.api;
import java.io.UnsupportedEncodingException;
import java.net.URLDecoder;
import java.util.Arrays;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import javax.inject.Inject;
@ -54,6 +57,9 @@ import com.cloud.utils.net.NetUtils;
public class ApiServlet extends HttpServlet {
public static final Logger s_logger = Logger.getLogger(ApiServlet.class.getName());
private static final Logger s_accessLogger = Logger.getLogger("apiserver." + ApiServer.class.getName());
private final static List<String> s_clientAddressHeaders = Collections
.unmodifiableList(Arrays.asList("X-Forwarded-For",
"HTTP_CLIENT_IP", "HTTP_X_FORWARDED_FOR", "Remote_Addr"));
@Inject
ApiServerService _apiServer;
@ -309,34 +315,15 @@ public class ApiServlet extends HttpServlet {
}
//This method will try to get login IP of user even if servlet is behind reverseProxy or loadBalancer
static String getClientAddress(HttpServletRequest request) {
String ip = null;
ip = request.getHeader("X-Forwarded-For");
ip = getCorrectIPAddress(ip);
if (ip != null) {
return ip;
static String getClientAddress(final HttpServletRequest request) {
for(final String header : s_clientAddressHeaders) {
final String ip = getCorrectIPAddress(request.getHeader(header));
if (ip != null) {
return ip;
}
}
ip = request.getHeader("HTTP_CLIENT_IP");
ip = getCorrectIPAddress(ip);
if (ip != null) {
return ip;
}
ip = request.getHeader("HTTP_X_FORWARDED_FOR");
ip = getCorrectIPAddress(ip);
if (ip != null) {
return ip;
}
ip = request.getHeader("Remote_Addr");
ip = getCorrectIPAddress(ip);
if (ip != null) {
return ip;
}
ip = request.getRemoteAddr();
return ip;
return request.getRemoteAddr();
}
private static String getCorrectIPAddress(String ip) {