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/*-
* ============LICENSE_START=======================================================
* org.onap.dmaap
* ================================================================================
* Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
*
* Modifications Copyright (C) 2019 IBM.
* ================================================================================
* 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.dmaap.dbcapi.service;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import javax.ws.rs.core.Response.Status;
import org.onap.dmaap.dbcapi.client.DrProvConnection;
import org.onap.dmaap.dbcapi.database.DatabaseClass;
import org.onap.dmaap.dbcapi.logging.BaseLoggingClass;
import org.onap.dmaap.dbcapi.logging.DmaapbcLogMessageEnum;
import org.onap.dmaap.dbcapi.model.ApiError;
import org.onap.dmaap.dbcapi.model.DR_Sub;
import org.onap.dmaap.dbcapi.util.DmaapConfig;
import org.onap.dmaap.dbcapi.util.RandomInteger;
public class DR_SubService extends BaseLoggingClass {
private Map<String, DR_Sub> dr_subs = DatabaseClass.getDr_subs();
private DR_NodeService nodeService = new DR_NodeService();
private String provURL;
private static DrProvConnection prov;
private String unit_test;
public DR_SubService( ) {
logger.debug( "Entry: DR_SubService (with no args)" );
DmaapConfig p = (DmaapConfig)DmaapConfig.getConfig();
unit_test = p.getProperty( "UnitTest", "No" );
}
public DR_SubService( String subURL ) {
logger.debug( "Entry: DR_SubService " + subURL );
provURL = subURL;
DmaapConfig p = (DmaapConfig)DmaapConfig.getConfig();
unit_test = p.getProperty( "UnitTest", "No" );
}
public Map<String, DR_Sub> getDR_Subs() {
logger.debug( "enter getDR_Subs()");
return dr_subs;
}
public List<DR_Sub> getAllDr_Subs() {
logger.debug( "enter getAllDR_Subs()");
return new ArrayList<>(dr_subs.values());
}
public ArrayList<DR_Sub> getDr_SubsByFeedId( String pubId ) {
ArrayList<DR_Sub> someSubs = new ArrayList<>();
for( DR_Sub sub : dr_subs.values() ) {
if ( pubId.equals( sub.getFeedId() )) {
someSubs.add( sub );
}
}
return someSubs;
}
public DR_Sub getDr_Sub( String key, ApiError apiError ) {
logger.debug( "enter getDR_Sub()");
DR_Sub sub = dr_subs.get( key );
if ( sub == null ) {
apiError.setCode(Status.NOT_FOUND.getStatusCode());
apiError.setFields( "subId");
apiError.setMessage("subId " + key + " not found");
} else {
apiError.setCode(200);
}
return sub;
}
public DR_Sub addDr_Sub( DR_Sub sub, ApiError apiError ) {
logger.debug( "enter addDR_Subs()");
prov = new DrProvConnection();
prov.makeSubPostConnection( provURL );
String resp = prov.doPostDr_Sub( sub, apiError );
if ( "Yes".equals(unit_test) ) {
resp = simulateResp( sub, "POST" );
apiError.setCode(201);
}
logger.debug( "addDr_Sub resp=" + resp );
DR_Sub snew = null;
if ( resp != null ) {
snew = new DR_Sub( resp );
snew.setDcaeLocationName(sub.getDcaeLocationName());
snew.setLastMod();
addEgressRoute( snew, apiError );
dr_subs.put( snew.getSubId(), snew );
apiError.setCode(201);
} else {
apiError.setCode(400);
}
return snew;
}
private void addEgressRoute( DR_Sub sub, ApiError err ) {
String nodePattern = nodeService.getNodePatternAtLocation( sub.getDcaeLocationName(), false );
if ( nodePattern != null && nodePattern.length() > 0 ) {
logger.info( "creating egress rule: sub " + sub.getSubId() + " on feed " + sub.getFeedId() + " to " + nodePattern);
prov.makeEgressConnection( sub.getSubId(), nodePattern);
int rc = prov.doXgressPost(err);
logger.info( "rc=" + rc + " error code=" + err.getCode() );
if ( rc != 200 ) {
switch( rc ) {
case 403:
logger.error( "Not authorized for DR egress API");
err.setCode(500);
err.setMessage("API deployment/configuration error - contact support");
err.setFields( "PROV_AUTH_ADDRESSES");
break;
default:
logger.info( DmaapbcLogMessageEnum.EGRESS_CREATE_ERROR, Integer.toString(rc), sub.getSubId(), sub.getFeedId(), nodePattern);
}
}
}
}
public DR_Sub updateDr_Sub( DR_Sub obj, ApiError apiError ) {
logger.debug( "enter updateDR_Subs()");
DrProvConnection prov = new DrProvConnection();
prov.makeSubPutConnection( obj.getSubId() );
String resp = prov.doPutDr_Sub( obj, apiError );
if ( unit_test.equals( "Yes" ) ) {
resp = simulateResp( obj, "PUT" );
apiError.setCode(200);
}
logger.debug( "resp=" + resp );
DR_Sub snew = null;
if ( resp != null ) {
snew = new DR_Sub( resp );
snew.setDcaeLocationName(obj.getDcaeLocationName());
snew.setLastMod();
dr_subs.put( snew.getSubId(), snew );
apiError.setCode(200);
} else if ( apiError.is2xx()) {
apiError.setCode(400);
apiError.setMessage("unexpected empty response from DR Prov");
}
return snew;
}
public void removeDr_Sub( String key, ApiError apiError ) {
removeDr_Sub( key, apiError, true );
return;
}
public void removeDr_Sub( String key, ApiError apiError, boolean hitDR ) {
logger.debug( "enter removeDR_Subs()");
DR_Sub sub = dr_subs.get( key );
if ( sub == null ) {
apiError.setCode(Status.NOT_FOUND.getStatusCode());
apiError.setFields( "subId");
apiError.setMessage("subId " + key + " not found");
} else {
if ( hitDR ) {
DrProvConnection prov = new DrProvConnection();
prov.makeSubPutConnection( key );
String resp = prov.doDeleteDr_Sub( sub, apiError );
logger.debug( "resp=" + resp );
} else {
apiError.setCode(200);
}
if ( apiError.is2xx() || unit_test.equals( "Yes" ) ) {
dr_subs.remove(key);
}
}
return;
}
private String simulateResp( DR_Sub sub, String action ){
String server = "subscriber.onap.org";
String subid;
if ( action.equals( "POST" ) ) {
RandomInteger ran = new RandomInteger(10000);
subid = Integer.toString( ran.next() );
} else if ( action.equals( "PUT" ) ) {
subid = sub.getSubId();
} else {
subid = "99";
}
String ret = String.format("{\"suspend\": false, \"delivery\": {\"url\": \"https://%s/delivery/%s\", \"user\": \"%s\", \"password\": \"%s\", \"use100\": true}, \"metadataOnly\": false, \"groupid\": \"0\" , \"follow_redirect\": true, ",
server, subid, sub.getUsername(), sub.getUserpwd());
String links = String.format( "\"links\": {\"feed\": \"https://dr-prov/feedlog/%s\", \"self\": \"https://dr-prov/sub/%s\", \"log\": \"https://dr-prov/sublog/%s\" }",
sub.getFeedId(),
subid,
subid );
ret += links + "}";
logger.info( "DR_SubService:simulateResp=" + ret);
return ret;
}
}
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