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/**
* ============LICENSE_START=======================================================
* org.onap.aaf
* ================================================================================
* Copyright © 2018 European Software Marketing Ltd.
* ================================================================================
* 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.
* ============LICENSE_END=========================================================
*/
package org.onap.aaf.fproxy.service;
import java.net.URI;
import java.util.Enumeration;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.onap.aaf.fproxy.cache.utils.CacheUtils;
import org.onap.aaf.fproxy.data.CredentialCacheData;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.http.HttpEntity;
import org.springframework.http.HttpHeaders;
import org.springframework.http.HttpMethod;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.client.RestTemplate;
import org.springframework.web.util.UriComponentsBuilder;
@RestController
public class ForwardingProxyService {
Logger logger = LoggerFactory.getLogger(ForwardingProxyService.class);
private static final long DEFAULT_CACHE_EXPIRY_MS = 180000; // 3 mins
@Autowired
RestTemplate restTemplate;
@Autowired
CacheUtils cacheUtils;
@Value("${credential.cache.timeout.ms:" + DEFAULT_CACHE_EXPIRY_MS + "}")
long cacheExpiryMs;
@RequestMapping(value = "/credential-cache/{transactionId}", method = RequestMethod.POST)
public ResponseEntity<String> addCredentialToCache(@PathVariable("transactionId") String transactionId,
@RequestBody CredentialCacheData credentialdata) {
logger.info("Updating credential cache with transaction ID: {}", transactionId);
// Update credential cache
logger.debug("Credential data: {}", credentialdata);
cacheUtils.addCredentialsToCache(transactionId, credentialdata, cacheExpiryMs);
logger.info("Credential cache successfully updated with transaction ID: {}", transactionId);
return new ResponseEntity<>(transactionId, HttpStatus.OK);
}
@RequestMapping("/**")
public ResponseEntity<String> forwardRest(@RequestBody(required = false) String body, HttpMethod method,
HttpServletRequest request, HttpServletResponse response) {
String requestUrl = request.getRequestURI();
logger.info("Request received: {}", requestUrl);
URI uri = UriComponentsBuilder.fromHttpUrl(request.getRequestURL().toString()).query(request.getQueryString())
.build(true).toUri();
HttpHeaders headers = new HttpHeaders();
Enumeration<String> headerNames = request.getHeaderNames();
while (headerNames.hasMoreElements()) {
String headerName = headerNames.nextElement();
headers.set(headerName, request.getHeader(headerName));
}
cacheUtils.populateCredentialsFromCache(headers, request);
HttpEntity<String> httpEntity = new HttpEntity<>(body, headers);
logger.info("Forwarding request...");
return restTemplate.exchange(uri, method, httpEntity, String.class);
}
}
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