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/**
* Copyright 2016 ZTE Corporation.
*
* 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.openo.msb.wrapper.util;
import java.util.regex.Pattern;
import javax.servlet.http.HttpServletRequest;
import org.apache.commons.lang3.StringUtils;
public class MicroServiceUtil {
public static final String PREFIX_PATH = "discover:microservices";
public static final String PREFIX_PATH_PORT = "discover:";
public static final String SUFFIX_PATH_INFO = "info";
public static final String REDIS_KEY_PATTERN =
"discover:microservices:(?<servicename>[^:]+)(:(?<version>[^:]*))?:info";
public static final String REQUEST_SUCCESS = "SUCCESS";
public static final String REQUEST_FAIL = "FAIL";
public static final String ROUTE_PATH_LOADBALANCE = "lb"; // 负载均衡路径名
public static String getPrefixedKey(String... paths) {
StringBuffer sb = new StringBuffer();
if(paths[0].trim().equals("") || paths[0].equals(String.valueOf(JedisUtil.serverPort))){
sb.append(PREFIX_PATH);
}
else{
sb.append(PREFIX_PATH_PORT).append(paths[0]);
}
for (int i = 1; i < paths.length; i++) {
sb.append(":");
sb.append(paths[i]);
}
return sb.toString();
}
public static String getServiceInfoKey(String serverPort,String serviceName, String version) {
return getPrefixedKey(serverPort,serviceName, version, SUFFIX_PATH_INFO);
}
public static Pattern getRedisKeyPattern() {
return Pattern.compile(REDIS_KEY_PATTERN);
}
public static String getRealIp(HttpServletRequest request) {
String ip = request.getHeader("X-Forwarded-For");
if (StringUtils.isNotEmpty(ip) && !"unKnown".equalsIgnoreCase(ip)) {
// After the reverse proxy can have multiple IP value for many times, the first IP is the real IP
int index = ip.indexOf(",");
if (index != -1) {
return ip.substring(0, index);
} else {
return ip;
}
}
ip = request.getHeader("X-Real-IP");
if (StringUtils.isNotEmpty(ip) && !"unKnown".equalsIgnoreCase(ip)) {
return ip;
}
return request.getRemoteAddr();
}
}
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