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package org.onap.vid.scheduler;
import com.att.eelf.configuration.EELFLogger;
import com.google.common.collect.ImmutableMap;
import com.google.common.collect.Maps;
import io.joshworks.restclient.http.HttpResponse;
import org.apache.http.HttpException;
import org.eclipse.jetty.util.security.Password;
import org.onap.portalsdk.core.logging.logic.EELFLoggerDelegate;
import org.onap.portalsdk.core.util.SystemProperties;
import org.onap.vid.aai.ExceptionWithRequestInfo;
import org.onap.vid.client.SyncRestClient;
import org.onap.vid.client.SyncRestClientInterface;
import org.onap.vid.exceptions.GenericUncheckedException;
import org.onap.vid.mso.RestObject;
import org.onap.vid.mso.RestObjectWithRequestInfo;
import org.onap.vid.utils.Logging;
import org.springframework.http.HttpMethod;
import org.springframework.stereotype.Service;
import java.util.Base64;
import java.util.Collections;
import java.util.Map;
import java.util.function.Function;
import static org.onap.vid.utils.Logging.REQUEST_ID_HEADER_KEY;
@Service
public class SchedulerRestInterface implements SchedulerRestInterfaceIfc {
private static final EELFLogger outgoingRequestsLogger = Logging.getRequestsLogger("scheduler");
private static EELFLoggerDelegate logger = EELFLoggerDelegate.getLogger(SchedulerRestInterface.class);
private static final String SUCCESSFUL_API_MESSAGE=" REST api GET was successful!";
private SyncRestClientInterface syncRestClient;
private Function<String, String> propertyGetter;
private Map<String, String> commonHeaders;
public SchedulerRestInterface() {
this.propertyGetter = SystemProperties::getProperty;
}
public SchedulerRestInterface(Function<String, String> propertyGetter) {
this.propertyGetter = propertyGetter;
}
public void initRestClient() {
logger.info("Starting to initialize rest client ");
String authStringEnc = calcEncodedAuthString();
commonHeaders = Maps.newHashMap();
commonHeaders.put("Authorization", "Basic " + authStringEnc);
syncRestClient = new SyncRestClient();
logger.info("\t<== Client Initialized \n");
}
public <T> RestObjectWithRequestInfo<T> Get(T t, String path, RestObject<T> restObject) {
String url = null;
String rawData = null;
Integer status = null;
try {
String methodName = "Get";
url = String.format("%s%s", propertyGetter.apply(SchedulerProperties.SCHEDULER_SERVER_URL_VAL), path);
initRestClient();
Logging.logRequest(outgoingRequestsLogger, HttpMethod.GET, url);
Map<String, String> requestHeaders = ImmutableMap.<String, String>builder()
.putAll(commonHeaders)
.put(REQUEST_ID_HEADER_KEY, Logging.extractOrGenerateRequestId())
.build();
final HttpResponse<T> response = ((HttpResponse<T>) syncRestClient.get(url, requestHeaders,
Collections.emptyMap(), t.getClass()));
Logging.logResponse(outgoingRequestsLogger, HttpMethod.GET, url, response);
status = response.getStatus();
restObject.setStatusCode(status);
if (status == 200) {
t = response.getBody();
restObject.set(t);
logger.debug(EELFLoggerDelegate.debugLogger, "<== " + methodName + SUCCESSFUL_API_MESSAGE);
logger.info(EELFLoggerDelegate.errorLogger, "<== " + methodName + SUCCESSFUL_API_MESSAGE);
} else {
throw new GenericUncheckedException(new HttpException(String.format("%s with status=%d, url=%s", methodName, status, url)));
}
return new RestObjectWithRequestInfo<>(HttpMethod.GET, url, restObject, status, rawData);
}
catch (RuntimeException e) {
throw new ExceptionWithRequestInfo(HttpMethod.GET, url, rawData, status, e);
}
}
public <T> void Delete(T t, String sourceID, String path, RestObject<T> restObject) {
initRestClient();
String url = String.format("%s%s", propertyGetter.apply(SchedulerProperties.SCHEDULER_SERVER_URL_VAL), path);
Logging.logRequest(outgoingRequestsLogger, HttpMethod.DELETE, url);
Map<String, String> requestHeaders = ImmutableMap.<String, String>builder()
.putAll(commonHeaders)
.put(REQUEST_ID_HEADER_KEY, Logging.extractOrGenerateRequestId()).build();
final HttpResponse<T> response = (HttpResponse<T>) syncRestClient.delete(url, requestHeaders, t.getClass());
Logging.logResponse(outgoingRequestsLogger, HttpMethod.DELETE, url, response);
int status = response.getStatus();
restObject.setStatusCode(status);
t = response.getBody();
restObject.set(t);
}
public <T> T getInstance(Class<T> clazz) throws IllegalAccessException, InstantiationException {
return clazz.newInstance();
}
private String calcEncodedAuthString() {
String retrievedUsername = propertyGetter.apply(SchedulerProperties.SCHEDULER_USER_NAME_VAL);
final String username = retrievedUsername.isEmpty() ? "" : retrievedUsername;
String retrievedPassword = propertyGetter.apply(SchedulerProperties.SCHEDULER_PASSWORD_VAL);
final String password = retrievedPassword.isEmpty() ? "" : getDeobfuscatedPassword(retrievedPassword);
return Base64.getEncoder().encodeToString((username + ":" + password).getBytes());
}
private static String getDeobfuscatedPassword(String password) {
return password.contains("OBF:") ? Password.deobfuscate(password) : password;
}
}
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