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/*-
* ============LICENSE_START=======================================================
* Copyright (C) 2017 Intel Corp. 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.policy.vfc;
import java.util.HashMap;
import java.util.Map;
import org.onap.policy.vfc.util.Serialization;
import org.onap.policy.rest.RESTManager;
import org.onap.policy.rest.RESTManager.Pair;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.google.gson.JsonSyntaxException;
public final class VFCManager implements Runnable {
private String vfcUrlBase;
private String username;
private String password;
private VFCRequest vfcRequest;
private static final Logger logger = LoggerFactory.getLogger(VFCManager.class);
public VFCManager(VFCRequest request) {
vfcRequest = request;
// TODO: Get base URL, username and password from MSB?
// TODO: Following code is a placeholder, needs to be updated
setVFCParams("https://", "vfc", "vfc");
}
public void setVFCParams(String baseUrl, String name, String pwd) {
vfcUrlBase = baseUrl + "/api/nslcm/v1";
username = name;
password = pwd;
}
@Override
public void run() {
Map<String, String> headers = new HashMap<String, String>();
headers.put("Accept", "application/json");
String vfcUrl = vfcUrlBase + "/ns/" + vfcRequest.nsInstanceId + "/heal";
Pair<Integer, String> httpDetails = RESTManager.post(vfcUrl, username, password, headers,
"application/json", Serialization.gsonPretty.toJson(vfcRequest));
if (httpDetails == null) {
return;
}
if (httpDetails.a == 202) {
try {
VFCResponse response = Serialization.gsonPretty.fromJson(httpDetails.b, VFCResponse.class);
String body = Serialization.gsonPretty.toJson(response);
logger.debug("Response to VFC Heal post:");
logger.debug(body);
String jobId = response.jobId;
int attemptsLeft = 20;
String urlGet = vfcUrlBase + "/jobs/" + jobId;
VFCResponse responseGet = null;
while (attemptsLeft-- > 0) {
Pair<Integer, String> httpDetailsGet = RESTManager.get(urlGet, username, password, headers);
responseGet = Serialization.gsonPretty.fromJson(httpDetailsGet.b, VFCResponse.class);
body = Serialization.gsonPretty.toJson(responseGet);
logger.debug("Response to VFC Heal get:");
logger.debug(body);
if (httpDetailsGet.a == 200) {
if (responseGet.responseDescriptor.status.equalsIgnoreCase("finished") ||
responseGet.responseDescriptor.status.equalsIgnoreCase("error")) {
logger.debug("VFC Heal Status {}", responseGet.responseDescriptor.status);
break;
}
}
Thread.sleep(20000);
}
if (attemptsLeft <= 0)
logger.debug("VFC timeout. Status: ({})", responseGet.responseDescriptor.status);
} catch (JsonSyntaxException e) {
logger.error("Failed to deserialize into VFCResponse {}",e.getLocalizedMessage(),e);
} catch (InterruptedException e) {
logger.error("Interrupted exception: {}", e.getLocalizedMessage(), e);
}
} else {
logger.warn("VFC Heal Restcall failed");
}
}
}
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