curry772
872 lines
37 KiB
Java
872 lines
37 KiB
Java
package com.eactive.eai.adapter.service;
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import java.io.IOException;
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import java.io.StringWriter;
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import java.io.UnsupportedEncodingException;
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import java.net.URLDecoder;
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import java.nio.charset.StandardCharsets;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.Enumeration;
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import java.util.HashMap;
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import java.util.Iterator;
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import java.util.List;
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import java.util.Map;
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import java.util.Map.Entry;
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import java.util.Properties;
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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 org.apache.commons.lang3.StringUtils;
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import org.apache.commons.lang3.time.StopWatch;
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import org.apache.hc.core5.http.ContentType;
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import org.apache.mina.common.ByteBuffer;
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import org.dom4j.Document;
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import org.dom4j.DocumentException;
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import org.dom4j.DocumentHelper;
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import org.dom4j.Element;
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import org.dom4j.Node;
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import org.dom4j.io.OutputFormat;
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import org.dom4j.io.XMLWriter;
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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.HttpStatus;
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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 com.eactive.eai.adapter.AdapterGroupVO;
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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.adapter.http.dynamic.filter.ApiKeyExtractFilter;
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import com.eactive.eai.adapter.http.dynamic.filter.FilterException;
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import com.eactive.eai.adapter.http.dynamic.filter.HttpAdapterFilter;
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import com.eactive.eai.adapter.http.filter.AbstractCryptoFilter;
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import com.eactive.eai.common.context.ElinkTransactionContext;
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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.stdmessage.STDMessageManager;
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import com.eactive.eai.common.util.CommonLib;
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import com.eactive.eai.common.util.JacksonUtil;
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import com.eactive.eai.common.util.Logger;
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import com.eactive.eai.common.util.TxFileLogger;
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import com.eactive.eai.common.util.XMLUtils;
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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.StandardMessage;
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import com.eactive.eai.message.manager.StandardMessageManager;
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import com.eactive.eai.util.QueryStringUtils;
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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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@Service
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public class DJBApiAdapterService extends HttpAdapterServiceSupport {
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public static final String STD_MESSAGE_KEY = "STD_MESSAGE_KEY";
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public static final String FINAL_STD_MESSAGE_KEY = "FINAL_STD_MESSAGE_KEY";
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public static final String API_SERVICE_CODE = "API_SERVICE_CODE";
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private static final ObjectMapper OBJECT_MAPPER = new ObjectMapper();
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static Logger logger = Logger.getLogger(Logger.LOGGER_ADAPTER);
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static Logger siftLogger = Logger.getLogger(Logger.LOGGER_SIFT);
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public static final String HEADER_GROUP = "HEADER_GROUP";
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public static final String HTTP_STATUS = "HTTP_STATUS"; // jwhong
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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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public static final String PAYLOAD_PARAM_NAME_CLIENT_ID = "client_id"; // jwhong
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private ObjectMapper mapper = new ObjectMapper();
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public String callApi(HttpServletRequest request, HttpServletResponse response, Properties httpProp,
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AdapterGroupVO adapterGroupVO, AdapterVO adapterVO, Properties transactionProp) throws Exception {
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int traceLevel = 0;
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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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String message = null;
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String paramValue = null;
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String adptMsgType = null;
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Properties inboundHeaderProp = getHeaders(request);
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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_QUERY_STRING, StringUtils.defaultString(request.getQueryString()));
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transactionProp.put(INBOUND_HEADER, inboundHeaderProp);
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transactionProp.put(INBOUND_EXTPARAMS, StringUtils.defaultString(request.getQueryString()));
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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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//djerp bypass
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transactionProp.put(INBOUND_REWRITE_PATH,
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getRewritePath(transactionProp.getProperty(INBOUND_EXTURI), transactionProp.getProperty(API_PATH)));
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transactionProp.put(INBOUND_REMOTE_ADDR, request.getRemoteAddr());
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transactionProp.put(INBOUND_SCHEME, request.getScheme());
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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("BLOCK_IP", httpProp.getProperty("BLOCK_IP", ""));
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transactionProp.put(ENC_PATHS, httpProp.getProperty(ENC_PATHS, ""));
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transactionProp.put(ENCRYPT_ALGORITHM, httpProp.getProperty(ENCRYPT_ALGORITHM, "")); //jwhong
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if (inboundHeaderProp.get(HEADER_NAME_CLIENT_ID) != null) { // jwhong
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transactionProp.put(HEADER_NAME_CLIENT_ID, inboundHeaderProp.get(HEADER_NAME_CLIENT_ID));
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}
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transactionProp.put(ENCRYPT_BASE_TYPE, httpProp.getProperty(ENCRYPT_BASE_TYPE, "")); //jwhong
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// //transactionProp.put(INBOUND_TOKEN, getHeaders(request).get(INBOUND_TOKEN)); // jwhong
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// transactionProp.put(INBOUND_TOKEN, getHeaders(request).get(INBOUND_TOKEN) != null ? getHeaders(request).get(INBOUND_TOKEN) : ""); //jwhong , null 이면 default로 "" put
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String inboundToken = inboundHeaderProp.getOrDefault(INBOUND_TOKEN, "").toString();
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if (StringUtils.isNotBlank(inboundToken) && StringUtils.startsWith(inboundToken, "Bearer ")) {
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inboundToken = inboundToken.substring(7);
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}
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transactionProp.put(INBOUND_TOKEN, inboundToken);
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transactionProp.put(ENCRYPT_AES256_IV, httpProp.getProperty(ENCRYPT_AES256_IV, "")); //jwhong
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transactionProp.put(ENCRYPT_AES256_KEY, httpProp.getProperty(ENCRYPT_AES256_KEY, "")); //jwhong
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transactionProp.put(AbstractCryptoFilter.PROP_MODULE_NAME, httpProp.getProperty(AbstractCryptoFilter.PROP_MODULE_NAME, ""));
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transactionProp.put(HEADER_GROUP, headerGroupName);
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transactionProp.put(HEADER_KEYS, relayRequestHeaderKeys);
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transactionProp.put(ADAPTER_TOKEN_HEADER_NAME, httpProp.getProperty(ADAPTER_TOKEN_HEADER_NAME, "")); // OAuth 인증 토큰 헤더 이름
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transactionProp.put(ADAPTER_APIKEY_HEADER_NAME, httpProp.getProperty(ADAPTER_APIKEY_HEADER_NAME, "")); // API-KEY 인증 헤더 이름
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// SEED 컬럼암호하 시 Key로 사용함
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String seedkey = inboundHeaderProp.getOrDefault("x-obp-partnercode", "").toString();
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ElinkTransactionContext.setSeedKey(seedkey);
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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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String recvBody = "";
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if (request.getContentLength() > 0) {
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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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String bodyEncode = encode;
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String contentTypeHeader = request.getContentType();
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if (StringUtils.isNotBlank(contentTypeHeader)) {
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try {
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MediaType mediaType = MediaType.parseMediaType(contentTypeHeader);
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if (mediaType.getCharset() != null) {
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bodyEncode = mediaType.getCharset().name();
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}
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} catch (Exception ignored) {
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}
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}
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recvBody = new String(data, bodyEncode);
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if (traceLevel >= 3) {
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HttpMemoryLogger.txlog(adptGrpName + adptName,
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"RECV " + "[" + recvBody + "]" + CommonLib.getDumpMessage(data));
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}
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if (logger.isDebug()) {
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logger.debug("HttpAdapterServiceRest] RECV (" + adptGrpName + ") = [" + recvBody + "]\n"
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+ CommonLib.getDumpMessage(data));
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}
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}
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// 순수한 Body값을 저장을 위해 위치 변경.
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transactionProp.put(INBOUND_REQUEST_MESSAGE, recvBody);
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// 요청 URL 에서 서비스키(STD_MESSAGE_KEY/FINAL_STD_MESSAGE_KEY/API_SERVICE_CODE)를 확정한다.
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assignApiKeys(adptGrpName, adptName, transactionProp.get(INBOUND_REQUEST_MESSAGE), transactionProp);
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// 확정된 서비스키로 PathVariable 을 추출한다. djerp bypass 의 Outbound URL 치환에도 사용된다.
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Map<String, String> pathVariables = extractPathVariables(transactionProp.getProperty(STD_MESSAGE_KEY),
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transactionProp.getProperty(FINAL_STD_MESSAGE_KEY));
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transactionProp.put(INBOUND_PATH_VARIABLES, pathVariables);
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boolean isParameterType = isParameterType(HttpMethodType.getValue(request.getMethod()),
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request.getContentType());
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if (isParameterType) {
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Map<String, String[]> paramMap = assignParameterMap(request, adptGrpName, adptName, recvBody,
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transactionProp, urlDecodeYn, pathVariables);
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boolean bUrlDecode = "Y".equals(urlDecodeYn);
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paramValue = QueryStringUtils.makeJson(paramMap, bUrlDecode);
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if (logger.isDebug()) {
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logger.debug("HttpAdapterServiceRest] RECV (" + adptGrpName + ") = [" + paramValue + "]");
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}
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} else {
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Map<String, String[]> paramMap = convertArrayStringValue(pathVariables);
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boolean bUrlDecode = "Y".equals(urlDecodeYn);
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paramValue = mergeParamsToJsonBody(recvBody, paramMap, bUrlDecode);
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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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// paramValue가 null이 아닌 빈문자열(""," ")인 경우에 대비하여 조건 수정.
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// if (StringUtils.isNotBlank(paramValue)) { // jwhong decrypt
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// paramValue = doPreDecryption(paramValue, transactionProp, request);
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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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TxFileLogger.logTxFile(transactionProp, message, "[IN_RECV]");
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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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Object reqObject = assignHeaderGroupRequestHeaders(adptGrpName, adptName, message,
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transactionProp, request, response, adptMsgType);
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// 위치변경 : 가공되지 않은 Body값을 저장하기 위하여 위쪽으로 이동.
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// transactionProp.put(INBOUND_REQUEST_MESSAGE, message);
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Object result = service(adptGrpName, adptName, reqObject, transactionProp, request, response);
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// bypass만 필요
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applyOutboundResponseHeaders(transactionProp, response);
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result = applyHeaderGroupResponseHeaders(adptGrpName, adptName, result, transactionProp, request, response, adptMsgType);
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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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ObjectNode rootNode = (ObjectNode) JacksonUtil.readTree(result, mapper);
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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 = rootNode;
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}
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}
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String strResult = null;
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if(result instanceof JsonNode)
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strResult = OBJECT_MAPPER.writeValueAsString(result);
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else
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strResult = (String) result;
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return strResult;
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}
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private Object assignHeaderGroupRequestHeaders(String adptGrpName, String adptName, Object message, Properties prop,
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HttpServletRequest request, HttpServletResponse response, String adptMsgType) throws DocumentException, IOException, Exception {
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// XML 지원 개발
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String headerGroupName = prop.getProperty(HEADER_GROUP);
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String relayRequestHeaderKeys = prop.getProperty(HEADER_KEYS);
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if(StringUtils.isNotBlank(headerGroupName) && StringUtils.isNotBlank(relayRequestHeaderKeys)) {
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if (MessageType.JSON.equals(adptMsgType)) {
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if(message instanceof String && StringUtils.isEmpty((String)message))
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message = "{}";
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JsonNode jsonMessageNode = JacksonUtil.readTree(message, mapper);
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if (jsonMessageNode == null || !jsonMessageNode.isObject()) {
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jsonMessageNode = OBJECT_MAPPER.createObjectNode();
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}
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ObjectNode jsonNode = (ObjectNode) jsonMessageNode;
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JsonNode childNode = jsonNode.get(headerGroupName);
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ObjectNode headerJson = (childNode != null && childNode.isObject())
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? (ObjectNode) childNode
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: OBJECT_MAPPER.createObjectNode();
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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(StringUtils.lowerCase(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(StringUtils.lowerCase(key), headerValue);
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}
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}
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}
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if (!headerJson.isEmpty()) {
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jsonNode.set(headerGroupName, headerJson);
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message = jsonNode;
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}
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} else if(MessageType.XML.equals(adptMsgType)) {
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Document document = XMLUtils.convertXmlDocument(message);
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if(document != null) {
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Element rootElement = document.getRootElement();
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Element headerElement = rootElement.element(headerGroupName);
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if(headerElement == null)
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headerElement = DocumentHelper.createElement(headerGroupName);
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boolean hasHeaderValues = false;
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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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String value = request.getHeader(key);
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/*
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* IBK 표준안에 따라 <{key}>{value}</{key}> 형태로 저장, KEY 는 소문자로 변경한다
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* 대상 사이트의 표준안에 따라 작성 할 것
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*
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* HTTP 헤더 변환 예시
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*
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* 일반적인 HTTP 헤더 변환 예시:
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* Content-Type: application/json
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* X-Forwarded-For: 10.0.0.1
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*
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* <root>
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* <data> original content </data>
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* <httpHeaderGroup>
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* <content-type>application/json</content-type>
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* <x-forwarded-for>10.0.0.1</x-forwarded-for>
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* </httpHeaderGroup>
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* </root>
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*/
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if(StringUtils.isNotBlank(value)) {
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Element headerItem = headerElement.addElement(key);
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headerItem.setText(value);
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hasHeaderValues = true;
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}
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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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String value = request.getHeader(key);
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String keyName = StringUtils.lowerCase(key);
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Element headerItem = headerElement.addElement(keyName);
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headerItem.setText(value);
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hasHeaderValues = true;
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}
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}
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}
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if (hasHeaderValues) {
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rootElement.add(headerElement);
|
|
OutputFormat format = OutputFormat.createPrettyPrint();
|
|
StringWriter writer = new StringWriter();
|
|
XMLWriter xmlWriter = new XMLWriter(writer, format);
|
|
xmlWriter.write(document);
|
|
message = writer.toString();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if (message == null) {
|
|
message = "";
|
|
} // XML 지원 개발
|
|
return message;
|
|
}
|
|
|
|
|
|
/**
|
|
* HttpClientAdapterServiceBypass.assignRelayDataToInbound() 에서
|
|
* transactionProp에 저장한 OUTBOUND_RESPONSE_HEADERS를 response에 적용한다.
|
|
*/
|
|
@SuppressWarnings("unchecked")
|
|
private void applyOutboundResponseHeaders(Properties transactionProp, HttpServletResponse response) {
|
|
Map<String, Object> outboundPropertyMap = (Map<String, Object>) transactionProp.get(OUTBOUND_PROPERTY_MAP);
|
|
if (outboundPropertyMap == null) {
|
|
return;
|
|
}
|
|
Properties headerProp = (Properties) outboundPropertyMap.get(OUTBOUND_RESPONSE_HEADERS);
|
|
if (headerProp == null) {
|
|
return;
|
|
}
|
|
|
|
String[] hopByHopHeaders = { "Connection", "Keep-Alive", "Proxy-Authenticate", "Proxy-Authorization",
|
|
"TE", "Trailers", "Transfer-Encoding", "Upgrade" };
|
|
|
|
for (Map.Entry<Object, Object> entry : headerProp.entrySet()) {
|
|
String key = (String) entry.getKey();
|
|
String value = (String) entry.getValue();
|
|
|
|
if (StringUtils.equalsAnyIgnoreCase(key, hopByHopHeaders)) {
|
|
continue;
|
|
}
|
|
if (StringUtils.equalsIgnoreCase(key, HttpHeaders.CONTENT_LENGTH)) {
|
|
continue;
|
|
}
|
|
if (StringUtils.equalsIgnoreCase(key, HTTP_STATUS)) {
|
|
if (StringUtils.isNotBlank(value)) {
|
|
try {
|
|
response.setStatus(Integer.parseInt(value));
|
|
} catch (NumberFormatException ex) {
|
|
// ignore
|
|
}
|
|
}
|
|
continue;
|
|
}
|
|
response.addHeader(key, value);
|
|
}
|
|
}
|
|
|
|
private Object applyHeaderGroupResponseHeaders(String adptGrpName, String adptName, Object resultMessage, Properties prop,
|
|
HttpServletRequest request, HttpServletResponse response, String adptMsgType) throws Exception {
|
|
// body headergroup -> http header 세팅
|
|
String headerGroupName = prop.getProperty(HEADER_GROUP);
|
|
|
|
if (StringUtils.isNotBlank(headerGroupName)) {
|
|
if (resultMessage instanceof Node) {
|
|
adptMsgType = MessageType.XML;
|
|
} else if (resultMessage instanceof String) {
|
|
String strMessage = (String) resultMessage;
|
|
if (StringUtils.startsWith(strMessage, "<")) {
|
|
adptMsgType = MessageType.XML;
|
|
}
|
|
} else if (resultMessage instanceof byte[]) {
|
|
String strMessage = new String((byte[]) resultMessage);
|
|
if (StringUtils.startsWith(strMessage, "<")) {
|
|
adptMsgType = MessageType.XML;
|
|
}
|
|
}
|
|
|
|
if (MessageType.JSON.equals(adptMsgType)) {
|
|
JsonNode jsonNode = JacksonUtil.readTree(resultMessage, OBJECT_MAPPER); // 또는
|
|
// objectMapper.readTree(resultMessage)
|
|
JsonNode headerGroup = jsonNode.get(headerGroupName);
|
|
|
|
if (headerGroup != null && !headerGroup.isNull()) {
|
|
Iterator<Map.Entry<String, JsonNode>> fieldIterator = headerGroup.fields();
|
|
|
|
while (fieldIterator.hasNext()) {
|
|
Map.Entry<String, JsonNode> fieldEntry = fieldIterator.next();
|
|
JsonNode valueNode = fieldEntry.getValue();
|
|
|
|
logger.info("header group entry : {} , {}", fieldEntry.getKey(), valueNode);
|
|
|
|
if (valueNode.isTextual()) {
|
|
String value = valueNode.asText();
|
|
|
|
if (StringUtils.equalsIgnoreCase(fieldEntry.getKey(), "content-type")) {
|
|
logger.debug("set content-type {}: {}", fieldEntry.getKey(), value);
|
|
response.setContentType(value);
|
|
} else if (StringUtils.equalsIgnoreCase(fieldEntry.getKey(), HttpHeaders.CONTENT_LENGTH)) {
|
|
logger.debug("skip content-length {}: {}", fieldEntry.getKey(), value);
|
|
continue;
|
|
} else {
|
|
logger.debug("add header {}: {}", fieldEntry.getKey(), value);
|
|
response.addHeader(fieldEntry.getKey(), value);
|
|
}
|
|
} else {
|
|
logger.info("fieldEntry value is not String. {}", valueNode);
|
|
}
|
|
}
|
|
} else {
|
|
logger.info("headerGroup is null");
|
|
}
|
|
|
|
((ObjectNode) jsonNode).remove(headerGroupName);
|
|
return jsonNode;
|
|
} else if(MessageType.XML.equals(adptMsgType)) {
|
|
Document document = XMLUtils.convertXmlDocument(resultMessage);
|
|
if(document != null) {
|
|
Element rootElement = document.getRootElement();
|
|
Element headerGroupElement = rootElement.element(headerGroupName);
|
|
|
|
if(headerGroupElement != null) {
|
|
//헤더그룹의 모든 하위 엘리먼트를 HTTP 응답 헤더로 설정
|
|
for(Iterator<Element> it = headerGroupElement.elementIterator(); it.hasNext();) {
|
|
Element headerElement = it.next();
|
|
String name = headerElement.getName();
|
|
String value = headerElement.getTextTrim();
|
|
|
|
if(StringUtils.isNoneBlank(value)) {
|
|
if(StringUtils.equalsIgnoreCase(name, "content-type")) {
|
|
logger.debug("set content-type {}: {}", name, value);
|
|
response.setContentType(value);
|
|
} else if(StringUtils.equalsIgnoreCase(name, "content-length")) {
|
|
logger.debug("skip content-length {}: {}", name, value);
|
|
continue;
|
|
} else {
|
|
logger.debug("add header {}: {}", name, value);
|
|
response.addHeader(name, value);
|
|
}
|
|
} else {
|
|
logger.info("value is not String. {}", value);
|
|
}
|
|
}
|
|
} else {
|
|
logger.info("headerGroup is null");
|
|
}
|
|
|
|
// 헤더그룹 삭제
|
|
rootElement.remove(headerGroupElement);
|
|
|
|
return document.asXML();
|
|
}
|
|
}
|
|
} else {
|
|
logger.info("headerGroupName is blank");
|
|
}
|
|
|
|
return (String)resultMessage;
|
|
}
|
|
|
|
public static boolean isParameterType(HttpMethodType method, String contentType) {
|
|
boolean isParameterType = true;
|
|
switch (method) {
|
|
case GET:
|
|
case DELETE:
|
|
isParameterType = true;
|
|
break;
|
|
case POST:
|
|
case PUT:
|
|
case PATCH:
|
|
if (StringUtils.contains(contentType, "application/x-www-form-urlencoded")) {
|
|
isParameterType = true;
|
|
} else {
|
|
isParameterType = false;
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
return isParameterType;
|
|
}
|
|
|
|
private Map<String, String[]> assignParameterMap(HttpServletRequest request, String adptGrpName, String adptName,
|
|
Object reqMessage, Properties prop, String urlDecode, Map<String, String> variablesMap) throws UnsupportedEncodingException {
|
|
Map<String, String[]> pathMap = convertArrayStringValue(variablesMap);
|
|
|
|
// param encoding 추가
|
|
String encoding = null;
|
|
String reqContentType = request.getContentType();
|
|
try {
|
|
ContentType oContentType = ContentType.parse(reqContentType);
|
|
if (oContentType != null && oContentType.getCharset() != null)
|
|
encoding = oContentType.getCharset().displayName();
|
|
} catch (Exception e) {
|
|
// 지원하지 않는 charset(UnsupportedCharsetException)이 헤더로 들어와도 500 이 나가지 않도록 한다.
|
|
logger.warn("HttpAdapterServiceRest] invalid Content-Type charset. [" + reqContentType + "]");
|
|
}
|
|
|
|
boolean bUrlDecode = StringUtils.equalsIgnoreCase(urlDecode, "Y");
|
|
if (encoding == null) {
|
|
// Content-Type 에 charset 이 없을 때(GET 등)의 기본값은 처리 경로에 따라 다르다.
|
|
// - %인코딩 복원(URLDecoder) : HTML5/WHATWG 표준이 UTF-8 이므로 UTF-8.
|
|
// ISO-8859-1 로 복원하면 %ED%95%9C%EA%B8%80 이 '한글' 로 깨진다.
|
|
// - 그 외 : 컨테이너가 디코딩한 문자열의 원본 바이트를 되찾는 용도(byte latch)이므로
|
|
// 기존 동작인 ISO-8859-1 을 유지한다.
|
|
encoding = bUrlDecode ? StandardCharsets.UTF_8.name() : "ISO-8859-1";
|
|
}
|
|
|
|
// POST 방식의 form data
|
|
if (reqMessage instanceof String) {
|
|
String formData = (String) reqMessage;
|
|
Map<String, String[]> formDataParamMap = QueryStringUtils.parseQueryString(formData, encoding, bUrlDecode);
|
|
pathMap.putAll(formDataParamMap);
|
|
}
|
|
|
|
// GET 방식의 query string
|
|
String queryString = request.getQueryString();
|
|
Map<String, String[]> paramMap = QueryStringUtils.parseQueryString(queryString, encoding, bUrlDecode);
|
|
pathMap.putAll(paramMap);
|
|
|
|
return pathMap;
|
|
}
|
|
|
|
|
|
private Map<String, String[]> convertArrayStringValue(Map<String, String> variablesMap) {
|
|
Map<String, String[]> pathMap = new HashMap<>();
|
|
|
|
for (String key : variablesMap.keySet()) {
|
|
if (StringUtils.equalsIgnoreCase(key, "method")) {
|
|
continue;
|
|
}
|
|
pathMap.put(key, new String[] { variablesMap.get(key) });
|
|
}
|
|
return pathMap;
|
|
}
|
|
|
|
|
|
/**
|
|
* JSON Body 요청에 PathVariable(및 추가 파라미터)을 병합한다.
|
|
*
|
|
* <ul>
|
|
* <li>추가할 파라미터가 없으면 Body 를 그대로 반환한다.</li>
|
|
* <li>Body 가 비어있으면 파라미터만으로 JSON 오브젝트를 만든다.</li>
|
|
* <li>Body 가 JSON 오브젝트({...})면 항목을 추가한다. 빈 오브젝트({})도 유효한 JSON 으로 병합한다.</li>
|
|
* <li>XML / JSON 배열 등 오브젝트가 아닌 Body 는 훼손하지 않고 그대로 반환한다.
|
|
* (PathVariable 은 INBOUND_PATH_VARIABLES 로 Outbound 에 전달된다)</li>
|
|
* </ul>
|
|
*/
|
|
private String mergeParamsToJsonBody(String body, Map<String, String[]> paramMap, boolean bUrlDecode)
|
|
throws UnsupportedEncodingException {
|
|
if (paramMap == null || paramMap.isEmpty()) {
|
|
return body;
|
|
}
|
|
|
|
StringBuilder addJson = new StringBuilder();
|
|
for (Entry<String, String[]> entry : paramMap.entrySet()) {
|
|
if (addJson.length() > 0)
|
|
addJson.append(",");
|
|
|
|
addJson.append("\"").append(JSONValue.escape(entry.getKey())).append("\":");
|
|
|
|
String[] values = entry.getValue();
|
|
if (values.length > 1) {
|
|
addJson.append("[");
|
|
for (int j = 0; j < values.length; j++) {
|
|
if (j > 0) {
|
|
addJson.append(",");
|
|
}
|
|
addJson.append("\"").append(JSONValue.escape(decodeParamValue(values[j], bUrlDecode))).append("\"");
|
|
}
|
|
addJson.append("]");
|
|
} else {
|
|
addJson.append("\"").append(JSONValue.escape(decodeParamValue(values[0], bUrlDecode))).append("\"");
|
|
}
|
|
}
|
|
|
|
String trimmedBody = StringUtils.trimToEmpty(body);
|
|
if (trimmedBody.isEmpty()) {
|
|
return "{" + addJson + "}";
|
|
}
|
|
|
|
if (!StringUtils.startsWith(trimmedBody, "{") || !StringUtils.endsWith(trimmedBody, "}")) {
|
|
// JSON 오브젝트가 아니면 Body 를 덮어쓰지 않는다.
|
|
logger.warn("HttpAdapterServiceRest] body is not a JSON object. skip pathVariable merge.");
|
|
return body;
|
|
}
|
|
|
|
String innerBody = StringUtils.substring(trimmedBody, 1, trimmedBody.length() - 1);
|
|
String mergedJson;
|
|
if (StringUtils.isBlank(innerBody)) {
|
|
mergedJson = "{" + addJson + "}";
|
|
} else {
|
|
mergedJson = "{" + innerBody + "," + addJson + "}";
|
|
}
|
|
logger.debug("HttpAdapterServiceRest] add pathVariable : JSON =[" + mergedJson + "] ");
|
|
return mergedJson;
|
|
}
|
|
|
|
private String decodeParamValue(String value, boolean bUrlDecode) throws UnsupportedEncodingException {
|
|
return bUrlDecode ? URLDecoder.decode(value, StandardCharsets.UTF_8.name()) : value;
|
|
}
|
|
|
|
private String getRewritePath(String extUri, String basePath) {
|
|
return StringUtils.removeStart(extUri, StringUtils.removeEnd(basePath, "/"));
|
|
}
|
|
|
|
/**
|
|
* 요청 URL 로부터 서비스키를 확정해 tx prop 에 세팅한다.
|
|
* (기존 {@link ApiKeyExtractFilter#doPreFilter} 가 하던 일)
|
|
*
|
|
* <ul>
|
|
* <li>{@code STD_MESSAGE_KEY} : Action 이 만들어낸 요청 경로 (ex. {@code GET/api/v1/users/123})</li>
|
|
* <li>{@code FINAL_STD_MESSAGE_KEY} : 등록된 서비스키 (ex. {@code GET/api/v1/users/{userId}})</li>
|
|
* <li>{@code API_SERVICE_CODE} : 서비스키에 매핑된 EAI 서비스 코드</li>
|
|
* </ul>
|
|
*
|
|
* <p>기존에는 이 필터와 PathVariable 추출이 각각 Action 을 생성해 {@code perform()} 을 호출하고
|
|
* 서비스키 매칭까지 중복 수행했다. Action 호출은 요청 1건당 한 번이면 충분하므로 여기서만 수행하고,
|
|
* PathVariable 추출은 여기서 확정한 서비스키를 {@link #extractPathVariables(String, String)} 에
|
|
* 넘겨 처리한다.
|
|
*/
|
|
private void assignApiKeys(String adptGrpName, String adptName, Object reqMessage, Properties prop)
|
|
throws Exception {
|
|
String actionName = prop.getProperty(Processor.REQUEST_ACTION);
|
|
RequestAction action = ActionFactory.createAction(actionName);
|
|
action.setAdapterInfo(adptGrpName, adptName, prop);
|
|
String[] keys = action.perform(reqMessage);
|
|
String requestPath = keys[0];
|
|
|
|
prop.setProperty(STD_MESSAGE_KEY, requestPath); // action class 통해서 생성
|
|
|
|
// PathVariable 지원 추가
|
|
// ex) /api/bank/account/12345 --> /api/bank/account/{accountNo}
|
|
String ruledPath = ApiKeyExtractFilter.getMatchedKey(requestPath);
|
|
if (StringUtils.isBlank(ruledPath)) {
|
|
throw new FilterException("path not found - " + requestPath, HttpAdapterFilter.ERROR_PRE_FAIL,
|
|
HttpStatus.FORBIDDEN.value());
|
|
}
|
|
prop.setProperty(FINAL_STD_MESSAGE_KEY, ruledPath);
|
|
|
|
String apiSvcCode = getEaiSvcCode(ruledPath);
|
|
if (StringUtils.isBlank(apiSvcCode)) {
|
|
// Properties 는 null 값을 허용하지 않아 그대로 put 하면 NPE 로 500 이 나간다.
|
|
logger.warn("HttpAdapterServiceRest] eaiSvcCode not found. apiId=[" + ruledPath + "]");
|
|
}
|
|
prop.put(API_SERVICE_CODE, StringUtils.defaultString(apiSvcCode));
|
|
}
|
|
|
|
private String getEaiSvcCode(String apiId) {
|
|
StandardMessage standardMessage = STDMessageManager.getInstance().getSTDMessage(apiId);
|
|
return StandardMessageManager.getInstance().getMapper().getEaiSvcCode(standardMessage);
|
|
}
|
|
|
|
/**
|
|
* 요청 경로와 매칭된 서비스키를 비교해 PathVariable 을 추출한다.
|
|
* ex) {@code GET/api/v1/users/123} + {@code GET/api/v1/users/{userId}} → {@code {userId=123}}
|
|
*
|
|
* <p>QueryString 유무와 무관하게 추출한다. Outbound(HttpClient5AdapterServiceRest/Bypass)의
|
|
* URL 치환에 사용되므로 QueryString 이 있다고 건너뛰면 치환이 불가하거나 NPE 가 발생한다.
|
|
*
|
|
* @param requestPath 실제 요청 경로 ({@code STD_MESSAGE_KEY})
|
|
* @param ruledPath 매칭된 서비스키 ({@code FINAL_STD_MESSAGE_KEY})
|
|
* @return PathVariable Map. 없으면 빈 Map (null 아님)
|
|
*/
|
|
private Map<String, String> extractPathVariables(String requestPath, String ruledPath) {
|
|
Map<String, String> pathMap = new HashMap<>();
|
|
|
|
if (StringUtils.equals(requestPath, ruledPath) || !StringUtils.contains(ruledPath, "{")) {
|
|
return pathMap;
|
|
}
|
|
|
|
Map<String, String> variablesMap = new AntPathMatcher().extractUriTemplateVariables(ruledPath, requestPath);
|
|
if (variablesMap == null) {
|
|
return pathMap;
|
|
}
|
|
|
|
for (Entry<String, String> entry : variablesMap.entrySet()) {
|
|
// {method} 는 서비스키를 구성하는 요소일 뿐 업무 파라미터가 아니다.
|
|
if (StringUtils.equalsIgnoreCase(entry.getKey(), "method")) {
|
|
continue;
|
|
}
|
|
pathMap.put(entry.getKey(), entry.getValue());
|
|
}
|
|
return pathMap;
|
|
}
|
|
|
|
private Properties getHeaders(HttpServletRequest request) {
|
|
Properties prop = new Properties();
|
|
|
|
Enumeration<String> headerNames = request.getHeaderNames();
|
|
while (headerNames.hasMoreElements()) {
|
|
String key = headerNames.nextElement();
|
|
// 동일 이름의 헤더가 여러 개인 경우 콤마로 합침 (RFC 7230)
|
|
Enumeration<String> values = request.getHeaders(key);
|
|
StringBuilder sb = new StringBuilder();
|
|
while (values.hasMoreElements()) {
|
|
if (sb.length() > 0) sb.append(", ");
|
|
sb.append(values.nextElement());
|
|
}
|
|
prop.setProperty(key.toLowerCase(), sb.toString());
|
|
}
|
|
|
|
return prop;
|
|
}
|
|
|
|
private String getExtUri(HttpServletRequest request) {
|
|
String orgUri = request.getRequestURI().replaceAll(request.getContextPath(), "");
|
|
String uri = getExtUri(orgUri, 3);
|
|
if (uri != null && uri.trim().length() > 0) {
|
|
return "/" + uri;
|
|
} else {
|
|
return "";
|
|
}
|
|
}
|
|
|
|
private static String getExtUri(String url, int length) {
|
|
String[] urls = url.split("/");
|
|
List<String> newUrls = new ArrayList<>();
|
|
Collections.addAll(newUrls, urls);
|
|
return StringUtils.join(newUrls.subList(length, urls.length).toArray(), "/");
|
|
}
|
|
|
|
@Override
|
|
@Deprecated
|
|
public void service(String adptGrpName, String adptName, HttpServletRequest request, HttpServletResponse response) {
|
|
|
|
}
|
|
|
|
/**
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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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