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/*-
* ============LICENSE_START=======================================================
* Simulator
* ================================================================================
* Copyright (C) 2019 Nokia. All rights reserved.
* ================================================================================
* 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.netconfsimulator.netconfcore.model;
import java.io.IOException;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpDelete;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.entity.ContentType;
import org.apache.http.entity.mime.MultipartEntityBuilder;
import org.apache.http.util.EntityUtils;
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.HttpStatus;
import org.springframework.stereotype.Service;
import org.springframework.web.multipart.MultipartFile;
@Service
public class NetconfModelLoaderService {
private static final Logger LOGGER = LoggerFactory.getLogger(NetconfModelLoaderService.class);
@Value("${netconf.address}")
private String netconfIp;
@Value("${netconf.model-loader.port}")
private String modelLoaderPort;
private final HttpClient httpClient;
@Autowired
public NetconfModelLoaderService(HttpClient httpClient) {
this.httpClient = httpClient;
}
public LoadModelResponse deleteYangModel(String yangModelName) throws IOException {
String uri = getDeleteAddress(yangModelName);
HttpDelete httpDelete = new HttpDelete(uri);
HttpResponse httpResponse = httpClient.execute(httpDelete);
return parseResponse(httpResponse);
}
public LoadModelResponse loadYangModel(MultipartFile yangModel, MultipartFile initialConfig, String moduleName)
throws IOException {
HttpPost httpPost = new HttpPost(getBackendAddress());
HttpEntity httpEntity = MultipartEntityBuilder.create()
.addBinaryBody("yangModel", yangModel.getInputStream(), ContentType.MULTIPART_FORM_DATA,
yangModel.getOriginalFilename())
.addBinaryBody("initialConfig", initialConfig.getInputStream(), ContentType.MULTIPART_FORM_DATA,
initialConfig.getOriginalFilename())
.addTextBody("moduleName", moduleName)
.build();
httpPost.setEntity(httpEntity);
HttpResponse response = httpClient.execute(httpPost);
return parseResponse(response);
}
String getBackendAddress() {
return String.format("http://%s:%s/model", netconfIp, modelLoaderPort);
}
String getDeleteAddress(String yangModelName) {
return String.format("%s?yangModelName=%s", getBackendAddress(), yangModelName);
}
private LoadModelResponse parseResponse(HttpResponse response) throws IOException {
int statusCode = response.getStatusLine().getStatusCode();
String responseBody = EntityUtils.toString(response.getEntity());
logResponse(statusCode, responseBody);
return new LoadModelResponse(statusCode, responseBody);
}
private void logResponse(int statusCode, String responseBody) {
if (statusCode >= HttpStatus.BAD_REQUEST.value()) {
LOGGER.error(responseBody);
} else {
LOGGER.info(responseBody);
}
}
}
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