init
This commit is contained in:
Rinjae
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package com.eactive.eai.adapter.service;
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import com.eactive.eai.adapter.AdapterGroupVO;
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import com.eactive.eai.adapter.AdapterPropManager;
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import com.eactive.eai.adapter.AdapterVO;
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import com.eactive.eai.adapter.Keys;
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import com.eactive.eai.adapter.http.HttpMemoryLogger;
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import com.eactive.eai.adapter.http.HttpMethodType;
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import com.eactive.eai.adapter.http.dynamic.HttpAdapterServiceSupport;
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import com.eactive.eai.common.exception.ExceptionUtil;
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import com.eactive.eai.common.message.MessageType;
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import com.eactive.eai.common.util.CommonLib;
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import com.eactive.eai.common.util.Logger;
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import com.eactive.eai.inbound.action.ActionFactory;
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import com.eactive.eai.inbound.action.RequestAction;
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import com.eactive.eai.inbound.processor.Processor;
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import com.eactive.eai.message.StandardMessageUtil;
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import com.fasterxml.jackson.databind.JsonNode;
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import com.fasterxml.jackson.databind.ObjectMapper;
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import com.fasterxml.jackson.databind.node.ObjectNode;
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import org.apache.commons.lang3.StringUtils;
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import org.apache.commons.lang3.time.StopWatch;
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import org.apache.mina.common.ByteBuffer;
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import org.json.simple.JSONObject;
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import org.json.simple.JSONValue;
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import org.springframework.http.HttpHeaders;
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import org.springframework.http.HttpMethod;
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import org.springframework.http.MediaType;
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import org.springframework.stereotype.Service;
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import org.springframework.util.AntPathMatcher;
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import javax.servlet.ServletInputStream;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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import java.net.URLDecoder;
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import java.util.*;
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@Service
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public class ApiAdapterService extends HttpAdapterServiceSupport {
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static Logger logger = Logger.getLogger(Logger.LOGGER_ADAPTER);
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public static final String HEADER_GROUP = "HEADER_GROUP";
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// HEADER_GROUP JSON에 추가할 항목 정의, 없으면 전체 header 추가
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public static final String HEADER_KEYS = "HEADER_KEYS";
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public static final String PROPERTIES_NAME_HTTP_REQUEST_METHOD = "httpRequestMethod";
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private static final String JSON_CONTENT_TYPE = "application/json";
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private static final String JSON_FIELD_NAME = "json-body";
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private static final String FILE_GROUP_NAME = "image-file";
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private static final String UPLOAD_ROOT_PATH = "UPLOAD_ROOT_PATH";
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public String callApi(HttpServletRequest request, HttpServletResponse response, Properties httpProp, AdapterGroupVO adapterGroupVO, AdapterVO adapterVO, Properties transactionProp) throws Exception {
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int traceLevel = 0;
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AdapterPropManager manager = null;
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String adptGrpName = adapterGroupVO.getName();
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String adptName = adapterVO.getName();
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String urlDecodeYn = httpProp.getProperty(URL_DECODE_YN, "N");
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String encode = StringUtils.defaultIfBlank(adapterGroupVO.getMessageEncode(), "UTF-8");
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String traceLevelTemp = httpProp.getProperty(TRACE_LEVEL, "0");
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String relayRequestHeaderKeys = httpProp.getProperty(HEADER_KEYS);
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String headerGroupName = httpProp.getProperty(HEADER_GROUP);
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boolean isParameterType = false;
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String message = null;
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String paramValue = null;
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String adptMsgType = null;
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transactionProp.put(INBOUND_METHOD, request.getMethod());
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transactionProp.put(INBOUND_URI, request.getRequestURI());
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transactionProp.put(INBOUND_HEADER, getHeaders(request));
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if (StringUtils.equals(adapterVO.getAdapterGroupVO().getType(), Keys.TYPE_REST)
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|| StringUtils.equals(adapterVO.getAdapterGroupVO().getType(), Keys.TYPE_HTTP_CUSTOM)) {
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// /api/v1/public/getUserInfo.svc
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String extUrl = StringUtils.removeStart(request.getRequestURI(), request.getContextPath());
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transactionProp.put(INBOUND_EXTURI, extUrl);
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} else {
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transactionProp.put(INBOUND_EXTURI, getExtUri(request));
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}
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transactionProp.put(INBOUND_CLIENT_IP, getClientIp(request)); // Client IP 추가
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transactionProp.put(Processor.REQUEST_ACTION, adapterVO.getAdapterGroupVO().getRefClass());
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transactionProp.put(API_PATH, httpProp.getProperty(API_PATH, ""));
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transactionProp.put(PRE_FILTERS, httpProp.getProperty(PRE_FILTERS, ""));
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transactionProp.put(POST_FILTERS, httpProp.getProperty(POST_FILTERS, ""));
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transactionProp.put(PROPERTIES_NAME_HTTP_REQUEST_METHOD, request.getMethod());
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transactionProp.put(ALLOW_IP, httpProp.getProperty(ALLOW_IP, ""));
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transactionProp.put(ENC_PATHS, httpProp.getProperty(ENC_PATHS, ""));
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try {
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traceLevel = Integer.parseInt(traceLevelTemp);
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} catch (Exception e) {
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traceLevel = 0;
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}
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StopWatch stopWatch = new StopWatch();
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stopWatch.start();
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logger.debug("시작 >> encode = [" + encode + "]");
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switch (HttpMethodType.getValue(request.getMethod())) {
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case GET:
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case DELETE:
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isParameterType = true;
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break;
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case POST:
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case PUT:
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if (StringUtils.contains(request.getContentType(), "application/x-www-form-urlencoded")) {
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isParameterType = true;
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} else {
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isParameterType = false;
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}
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break;
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default:
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break;
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}
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if (isParameterType) {
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paramValue = request.getQueryString();
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if (paramValue == null)
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paramValue = "";
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if (traceLevel >= 3) {
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HttpMemoryLogger.txlog(adptGrpName + adptName,
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"RECV " + "[" + paramValue + "]" + CommonLib.getDumpMessage(paramValue));
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}
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// json으로 변환
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StringBuilder sb = new StringBuilder();
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sb.append("{");
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Map<String, String[]> paramMap = assignParameterMap(request, adptGrpName, adptName, null, transactionProp);
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int i = 0;
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for (Map.Entry<String, String[]> entry : paramMap.entrySet()) {
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if (i > 0) {
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sb.append(",");
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}
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sb.append("\"").append(entry.getKey()).append("\":");
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String[] values = entry.getValue();
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if (values.length > 1) {
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// ["111", "222"]
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sb.append("[");
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for (int j = 0; j < values.length; j++) {
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if (j > 0) {
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sb.append(",");
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}
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sb.append("\"").append(JSONValue.escape(values[j])).append("\"");
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}
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sb.append("]");
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} else {
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sb.append("\"").append(JSONValue.escape(values[0])).append("\"");
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}
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i++;
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}
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sb.append("}");
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paramValue = sb.toString();
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if (logger.isDebug()) {
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logger.debug("HttpAdapterServiceRest] RECV (" + adptGrpName + ") = [" + paramValue + "]\n"
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+ CommonLib.getDumpMessage(paramValue.getBytes(encode)));
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}
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} else {
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ServletInputStream sis = request.getInputStream();
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ByteBuffer bb = ByteBuffer.allocate(1024).setAutoExpand(true);
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int i = 0;
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byte[] cbuf = new byte[1024];
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while ((i = sis.read(cbuf, 0, 1024)) != -1) {
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if (i == 1024) {
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bb.put(cbuf);
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} else {
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byte[] tail = new byte[i];
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System.arraycopy(cbuf, 0, tail, 0, i);
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bb.put(tail);
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}
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}
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byte[] data = new byte[bb.position()];
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bb.position(0);
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bb.get(data);
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paramValue = new String(data, encode);
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if (traceLevel >= 3) {
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HttpMemoryLogger.txlog(adptGrpName + adptName,
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"RECV " + "[" + paramValue + "]" + CommonLib.getDumpMessage(data));
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}
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if (logger.isDebug()) {
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logger.debug("HttpAdapterServiceRest] RECV (" + adptGrpName + ") = [" + paramValue + "]\n"
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+ CommonLib.getDumpMessage(data));
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}
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}
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if (paramValue == null) { // parameter가 없는 경우때문에 처리
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paramValue = "";
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}
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if ("Y".equals(urlDecodeYn) && isParameterType) {
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message = URLDecoder.decode(paramValue);
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} else {
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message = paramValue;
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}
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if (logger.isDebug()) {
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String[] msgArgs = new String[2];
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msgArgs[0] = adptGrpName;
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msgArgs[1] = message;
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String resMsg = ExceptionUtil.make("RICEAIAHA005", msgArgs);
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logger.debug(resMsg);
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}
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adptMsgType = adapterVO.getAdapterGroupVO().getMessageType();
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// HttpHeaders responseHeaders = new HttpHeaders();
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// responseHeaders.setContentType(MediaType.valueOf("application/json;charset=" + encode));
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// HEADER_GROUP 셋팅
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if (MessageType.JSON.equals(adptMsgType) && StringUtils.isNotBlank(headerGroupName)
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&& StringUtils.isNotBlank(relayRequestHeaderKeys)) {
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JSONObject jsonMessage = (JSONObject) JSONValue.parse(message);
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JSONObject headerJson = new JSONObject();
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if (StringUtils.equalsIgnoreCase(relayRequestHeaderKeys, "ALL")) {
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for (Enumeration<String> e = request.getHeaderNames(); e.hasMoreElements(); ) {
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String key = e.nextElement();
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headerJson.put(key, request.getHeader(key));
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}
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} else {
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String[] relayKeyArr = org.springframework.util.StringUtils
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.tokenizeToStringArray(relayRequestHeaderKeys, ",");
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for (String key : relayKeyArr) {
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String headerValue = request.getHeader(key);
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if (StringUtils.isNotBlank(headerValue)) {
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headerJson.put(key, headerValue);
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}
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}
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}
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if (headerJson.size() > 0) {
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jsonMessage.put(headerGroupName, headerJson);
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message = jsonMessage.toJSONString();
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}
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}
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if (message == null) {
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message = "";
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}
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transactionProp.put(INBOUND_REQUEST_MESSAGE, message);
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// 로컬 서비스 호출 ,encoding 처리 추가
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String result = (String) service(adptGrpName, adptName, message, transactionProp, request, response);
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if (logger.isDebug()) {
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logger.debug("HttpAdapterServiceRest] result " + encode + " (" + adptGrpName + ") = [" + result + "]");
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}
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stopWatch.stop();
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String syncAsyncType = transactionProp.getProperty(INBOUND_SYNC_ASYNC_TYPE);
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if (!"ASYN".equals(syncAsyncType) && MessageType.JSON.equals(adptMsgType) && StringUtils.isNotBlank(headerGroupName)) {
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ObjectMapper mapper = new ObjectMapper();
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ObjectNode rootNode = (ObjectNode) mapper.readTree(result);
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JsonNode headerGroup = rootNode.get(headerGroupName);
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if(headerGroup != null) {
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for(Iterator<String> it = headerGroup.fieldNames(); it.hasNext();) {
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String name = it.next();
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String value = headerGroup.get(name).asText();
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response.addHeader(name, value);
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}
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rootNode.remove(headerGroupName);
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result = mapper.writeValueAsString(rootNode);
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}
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}
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return result;
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}
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private Map<String, String[]> assignParameterMap(HttpServletRequest request, String adptGrpName, String adptName,
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Object requestBytes, Properties prop) {
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// PathVariable 체크
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if (StringUtils.equalsAnyIgnoreCase(request.getMethod(), HttpMethod.GET.name(), HttpMethod.DELETE.name())
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&& StringUtils.isBlank(request.getQueryString())) {
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try {
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String actionName = prop.getProperty(Processor.REQUEST_ACTION);
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RequestAction action = ActionFactory.createAction(actionName);
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action.setAdapterInfo(adptGrpName, adptName, prop);
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String[] keys = action.perform(requestBytes);
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String requestPath = keys[0];
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// PathVariable 지원 추가
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String ruledPath = StandardMessageUtil.getMatchedKey(requestPath, actionName);
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if (!StringUtils.equals(requestPath, ruledPath) && StringUtils.contains(ruledPath, "{")) {
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Map<String, String> paramMap = new AntPathMatcher().extractUriTemplateVariables(ruledPath,
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requestPath);
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if (paramMap != null && paramMap.size() > 0) {
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Map<String, String[]> returnMap = new HashMap<>();
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for (String key : paramMap.keySet()) {
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if (StringUtils.equalsIgnoreCase(key, "method")) {
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continue;
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}
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returnMap.put(key, new String[] { paramMap.get(key) });
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}
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return returnMap;
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}
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}
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} catch (Exception e) {
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logger.error(e.getMessage());
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}
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}
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return request.getParameterMap();
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}
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private Properties getHeaders(HttpServletRequest request) {
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Properties prop = new Properties();
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Enumeration<String> headerNames = request.getHeaderNames();
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while (headerNames.hasMoreElements()) {
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String key = headerNames.nextElement();
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String value = request.getHeader(key);
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prop.setProperty(key, value);
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}
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return prop;
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}
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private String getExtUri(HttpServletRequest request) {
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String orgUri = request.getRequestURI().replaceAll(request.getContextPath(), "");
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String uri = getExtUri(orgUri, 3);
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if (uri != null && uri.trim().length() > 0) {
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return "/" + uri;
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} else {
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return "";
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}
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}
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private static String getExtUri(String url, int length) {
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String[] urls = url.split("/");
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List<String> newUrls = new ArrayList<>();
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Collections.addAll(newUrls, urls);
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return StringUtils.join(newUrls.subList(length, urls.length).toArray(), "/");
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}
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@Override
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@Deprecated
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public void service(String adptGrpName, String adptName, HttpServletRequest request, HttpServletResponse response) {
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}
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/**
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* HTTP 요청에서 클라이언트 IP를 추출합니다.
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* X-Forwarded-For 헤더가 있는 경우 이를 우선적으로 사용하고,
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* 없는 경우 remoteAddr을 사용합니다.
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*/
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private String getClientIp(HttpServletRequest request) {
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String ipAddress = request.getHeader("X-Forwarded-For");
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if (ipAddress == null || ipAddress.length() == 0 || "unknown".equalsIgnoreCase(ipAddress)) {
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ipAddress = request.getHeader("Proxy-Client-IP");
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}
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if (ipAddress == null || ipAddress.length() == 0 || "unknown".equalsIgnoreCase(ipAddress)) {
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ipAddress = request.getHeader("WL-Proxy-Client-IP");
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}
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if (ipAddress == null || ipAddress.length() == 0 || "unknown".equalsIgnoreCase(ipAddress)) {
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ipAddress = request.getHeader("HTTP_CLIENT_IP");
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}
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if (ipAddress == null || ipAddress.length() == 0 || "unknown".equalsIgnoreCase(ipAddress)) {
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ipAddress = request.getHeader("HTTP_X_FORWARDED_FOR");
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}
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if (ipAddress == null || ipAddress.length() == 0 || "unknown".equalsIgnoreCase(ipAddress)) {
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ipAddress = request.getRemoteAddr();
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}
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return ipAddress;
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}
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}
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