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/*
* ============LICENSE_START=======================================================
* ONAP : ccsdk features
* ================================================================================
* Copyright (C) 2020 highstreet technologies GmbH Intellectual Property.
* 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.ccsdk.features.sdnr.wt.devicemanager.vescollectorconnector.impl;
import java.io.IOException;
import java.util.Base64;
import java.util.HashMap;
import java.util.Map;
import org.onap.ccsdk.features.sdnr.wt.common.configuration.ConfigurationFileRepresentation;
import org.onap.ccsdk.features.sdnr.wt.common.configuration.filechange.IConfigChangedListener;
import org.onap.ccsdk.features.sdnr.wt.common.http.BaseHTTPClient;
import org.onap.ccsdk.features.sdnr.wt.common.http.BaseHTTPResponse;
import org.onap.ccsdk.features.sdnr.wt.devicemanager.service.VESCollectorService;
import org.onap.ccsdk.features.sdnr.wt.devicemanager.vescollectorconnector.impl.config.VESCollectorCfgImpl;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class VESCollectorClient implements VESCollectorService, IConfigChangedListener, AutoCloseable {
private static final Logger LOG = LoggerFactory.getLogger(VESCollectorClient.class);
private final VESCollectorCfgImpl vesConfig;
private final ConfigurationFileRepresentation cfg;
private BaseHTTPClient httpClient;
private final Map<String, String> headerMap;
public VESCollectorClient(ConfigurationFileRepresentation config) {
this.vesConfig = new VESCollectorCfgImpl(config);
this.cfg = config;
this.cfg.registerConfigChangedListener(this);
httpClient = new BaseHTTPClient(getBaseUrl());
this.headerMap = new HashMap<>();
this.headerMap.put("Content-Type", "application/json");
this.headerMap.put("Accept", "application/json");
setAuthorization(getConfig().getUsername(), getConfig().getPassword());
}
@Override
public VESCollectorCfgImpl getConfig() {
return this.vesConfig;
}
public String getBaseUrl() {
LOG.debug("IP Address is - {}", getConfig().getIP());
if (!getConfig().getTLSEnabled()) {
return "http://" + getConfig().getIP() + ":" + getConfig().getPort();
} else {
return "https://" + getConfig().getIP() + ":" + getConfig().getPort();
}
}
private void setAuthorization(String username, String password) {
if (getConfig().getTLSEnabled()) {
String credentials = username + ":" + password;
this.headerMap.put("Authorization",
"Basic " + new String(Base64.getEncoder().encode(credentials.getBytes())));
}
}
@Override
public boolean publishVESMessage(String message) {
LOG.info("In VESClient - {} ", message);
BaseHTTPResponse response;
try {
String uri = "eventListener" + "/" + getConfig().getVersion();
response = httpClient.sendRequest(uri, "POST", message, headerMap);
LOG.debug("finished with responsecode {}", response.code);
return response.code == 200;
} catch (IOException e) {
LOG.warn("problem publishing VES message {} ", e.getMessage());
return false;
}
}
@Override
public void close() throws Exception {
this.cfg.unregisterConfigChangedListener(this);
}
@Override
public void onConfigChanged() {
httpClient.setBaseUrl(getBaseUrl());
setAuthorization(getConfig().getUsername(), getConfig().getPassword());
}
}
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