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GeoenetworkResolver migrated 

git-svn-id: http://svn.research-infrastructures.eu/public/d4science/gcube/trunk/data-transfer/uri-resolver@173788 82a268e6-3cf1-43bd-a215-b396298e98cf
This commit is contained in:
Francesco Mangiacrapa 2018-10-23 12:32:37 +00:00
parent d47e6b4748
commit ce9a3f9128
13 changed files with 803 additions and 104 deletions
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5
distro/changelog.xml
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@ -104,4 +104,9 @@
public/private items to public/private catalogue
</Change>
</Changeset>
<Changeset component="org.gcube.data-transfer.uri-resolver.2-0-0"
date="2018-10-23">
<Change>[Task #12740] Developed as web-service by using jersey
</Change>
</Changeset>
</ReleaseNotes>

7
src/main/java/org/gcube/datatransfer/resolver/services/ConstantsResolver.java
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@ -16,11 +16,12 @@ public class ConstantsResolver {
public static final String DEFAULT_CONTENTTYPE_UNKNOWN_UNKNOWN = "unknown/unknown";
public static final String DEFAULT_FILENAME_FROM_STORAGE_MANAGER = "fromStorageManager";
public static final String CONTENT_LENGTH = "Content-Length";
public static final String CONTENT_TYPE= "Content-Type";
protected static final String HPC = "hproxycheck"; //for hproxycheck
public static final String VALIDATION = "validation";
public static final String CONTENT_TYPE = "contentType";
public static final String FILE_NAME = "fileName";
public static final String QUERY_PARAM_VALIDATION = "validation";
public static final String QUERY_PARAM_CONTENT_TYPE = "contentType";
public static final String QUERY_PARAM_FILE_NAME = "fileName";
}

620
src/main/java/org/gcube/datatransfer/resolver/services/GeonetworkResolver.java Normal file
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@ -0,0 +1,620 @@
package org.gcube.datatransfer.resolver.services;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.InputStream;
import java.net.URI;
import java.net.URISyntaxException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Enumeration;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import javax.annotation.Nullable;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.ws.rs.GET;
import javax.ws.rs.POST;
import javax.ws.rs.Path;
import javax.ws.rs.PathParam;
import javax.ws.rs.QueryParam;
import javax.ws.rs.core.Context;
import javax.ws.rs.core.Response;
import javax.ws.rs.core.Response.ResponseBuilder;
import javax.ws.rs.core.StreamingOutput;
import org.apache.commons.io.IOUtils;
import org.gcube.common.scope.api.ScopeProvider;
import org.gcube.datatransfer.resolver.Constants;
import org.gcube.datatransfer.resolver.GeonetworkRequestFilterParameters;
import org.gcube.datatransfer.resolver.GeonetworkRequestFilterParameters.MODE;
import org.gcube.datatransfer.resolver.GeonetworkRequestFilterParameters.VISIBILITY;
import org.gcube.datatransfer.resolver.SingleFileStreamingOutput;
import org.gcube.datatransfer.resolver.Util;
import org.gcube.datatransfer.resolver.gis.GeonetworkAccessParameter;
import org.gcube.datatransfer.resolver.gis.GeonetworkInstance;
import org.gcube.datatransfer.resolver.gis.GeonetworkServiceInterface;
import org.gcube.datatransfer.resolver.gis.exception.GeonetworkInstanceException;
import org.gcube.datatransfer.resolver.gis.geonetwork.FilterGetRecords;
import org.gcube.datatransfer.resolver.gis.geonetwork.GNAuthentication;
import org.gcube.datatransfer.resolver.gis.geonetwork.HTTPCallsUtils;
import org.gcube.datatransfer.resolver.gis.geonetwork.HTTPCallsUtils.HttpResponse;
import org.gcube.datatransfer.resolver.gis.geonetwork.ReusableInputStream;
import org.gcube.datatransfer.resolver.gis.util.GetResponseRecordFilter;
import org.gcube.datatransfer.resolver.services.error.ExceptionManager;
import org.gcube.datatransfer.resolver.services.exceptions.InternalServerException;
import org.gcube.spatial.data.geonetwork.configuration.Configuration;
import org.gcube.spatial.data.geonetwork.model.Account;
import org.gcube.spatial.data.geonetwork.model.Account.Type;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.w3c.dom.Document;
/**
* The Class GeonetworkResolver.
*
* @author Francesco Mangiacrapa at ISTI-CNR (francesco.mangiacrapa@isti.cnr.it)
* Oct 23, 2018
*/
@Path(Constants.SERVLET_GEONETWORK)
public class GeonetworkResolver {
private static Logger logger = LoggerFactory.getLogger(GeonetworkResolver.class);
public static final String PATH_PARAM_MODE = "mode";
public static final String PATH_PARAM_REQUEST_DELIMITER = "requestDelimiter";
public static final String PATH_PARAM_OWNER = "owner";
private static final String PATH_PARAM_VISIBILITY = "visibility";
private static final String PATH_PARAM_SCOPE = "scope";
public static final String CSW_SERVER = "srv/en/csw";
public static final String PATH_PARAM_REQUEST_DELIMITIER = "/$$";
public static final String PATH_PARAM_REMAINING = "remainPath";
public static final String QUERY_PARAM_RESET_CACHE_PARAM = "resetcache";
public static final String QUERY_PARAM_RESET_CACHED_SCOPE_PARAM = "resetcachedscope";
public static final String SRV_EN_MEF_EXPORT = "/srv/en/mef.export"; //MEF Geonetwork service
public static final String UUID = "uuid";
protected Map<String, GeonetworkInstance> cacheGNInstances;
private String help = "https://wiki.gcube-system.org/gcube/URI_Resolver#GIS_Resolver";
/**
* Gets the geonetwork request criteria.
* Creates a request criteria from input parameter pathWithoutGN
* The parameter pathWithoutGN should be an ordered string (like REST request):
* MODE/SCOPE/VISIBILITY/OWNER/$$
* MODE must be: {@link MODE}
* SCOPE must be: ROOT|VO|VRE
* VISIBILITY must be: {@link VISIBILITY}
* OWNER (is optional): filter by owner
*
* @param req the req
* @param mode the mode
* @param scope the scope
* @param visibility the visibility
* @param owner the owner
* @param requestDelimiter the request delimiter
* @param resetCache the reset cache
* @param resetScope the reset scope
* @return the geonetwork request criteria
*/
// /* (non-Javadoc)
// * @see javax.servlet.GenericServlet#init()
// */
// @Override
// public void init() throws ServletException {
// super.init();
// timer = new Timer(true);
// timer.schedule(new TimerTask() {
// @Override
// public void run() {
// logger.info("Resetting Geonetwork configuratiors cache...");
// purgeCacheGeonetworkInstances();
// }
// }, CACHE_RESET_DELAY, CACHE_RESET_TIME);
// }
@GET
@Path("{"+PATH_PARAM_MODE+"}/{"+PATH_PARAM_SCOPE+"}/{"+PATH_PARAM_VISIBILITY+"}/{"+PATH_PARAM_OWNER+"}/{"+PATH_PARAM_REQUEST_DELIMITER+"}")
public Response submitGet(@Context HttpServletRequest req,
@PathParam(PATH_PARAM_MODE) MODE mode,
@PathParam(PATH_PARAM_SCOPE) String scope,
@PathParam(PATH_PARAM_VISIBILITY) VISIBILITY visibility,
@PathParam(PATH_PARAM_OWNER) @Nullable String owner,
@PathParam(PATH_PARAM_REQUEST_DELIMITER) String requestDelimiter,
@QueryParam(QUERY_PARAM_RESET_CACHE_PARAM) String resetCache,
@QueryParam(QUERY_PARAM_RESET_CACHED_SCOPE_PARAM) String resetScope) {
//Checking mandatory parameters
if(mode==null){
logger.error("Path Parameter 'mode' not found");
ExceptionManager.throwBadRequestException(req, "Missing mandatory path parameter 'mode' as value "+MODE.values(), GeonetworkResolver.class, help);
}
if(scope==null || scope.isEmpty()){
logger.error("Path Parameter 'scope' not found");
ExceptionManager.throwBadRequestException(req, "Missing mandatory path parameter 'scope'", GeonetworkResolver.class, help);
}
if(visibility==null){
logger.error("Path Parameter 'visibility' not found");
ExceptionManager.throwBadRequestException(req, "Missing mandatory path parameter 'visibility'", GeonetworkResolver.class, help);
}
logger.info("Params are [mode: "+mode+", scope: "+scope+", visibility:"+visibility+", owner:"+owner+"]");
if(requestDelimiter==null){
logger.error("Path Parameter to REQUEST_DELIMITIER '"+PATH_PARAM_REQUEST_DELIMITIER+"' not found");
ExceptionManager.throwBadRequestException(req, "Path Parameter to REQUEST_DELIMITIER '"+PATH_PARAM_REQUEST_DELIMITIER+"' not found", GeonetworkResolver.class, help);
}
if(resetCache!=null && Boolean.parseBoolean(resetCache)){
purgeCacheGeonetworkInstances();
}
if(resetScope!=null && Boolean.parseBoolean(resetScope)){
resetGeonetoworkInstanceCacheForScope(scope);
}
String fullURL = Util.getFullURL(req);
int index = fullURL.indexOf(GeonetworkRequestFilterParameters.REQUEST_DELIMITIER);
int delimiterIndex = index+GeonetworkRequestFilterParameters.REQUEST_DELIMITIER.length();
//BUILDING REMAINING PATH WITHOUT GeonetworkRequestFilterParameters.REQUEST_DELIMITIER
String remainPath = null;
if(delimiterIndex<fullURL.length()){
remainPath = fullURL.substring(delimiterIndex, fullURL.length());
}
logger.info("Remaining path is: "+remainPath);
String gnGetlURL = null;
try {
GeonetworkInstance gnInstance = getGeonetworkInstanceForScope(scope);
// if(gnInstance==null){
// logger.info("GeonetworkInstance not istanciable via geonetwork library.. using ");
// ServerParameters serverParams = getGeonetworkCachedServerParameters(scopeValue);
// gnInstance = gntwAccess.getGeonetworkInstance();
// }
ScopeProvider.instance.set(scope);
HTTPCallsUtils httpUtils = new HTTPCallsUtils();
Configuration config = gnInstance.getGeonetworkPublisher().getConfiguration();
String geonetworkUrl = config.getGeoNetworkEndpoint();
// boolean authorized = GNAuthentication.login(httpUtils, geonetworkParams.getUrl(), geonetworkParams.getUser(), geonetworkParams.getPassword());
// logger.trace("Authorized on "+geonetworkParams +" ? "+authorized);
// String newQueryString = purgeScopeFromQueryString(scope, req.getQueryString());
// logger.trace("Purged query string from "+scope+" is: "+newQueryString);
String baseURL = remainPath==null ||remainPath.isEmpty()?geonetworkUrl+"/"+CSW_SERVER:geonetworkUrl+"/"+CSW_SERVER+remainPath;
logger.info("The base URL is: "+baseURL);
//newQueryString = purgeRemainFromQueryString(remainPath, newQueryString);
//logger.trace("Purged query string from "+remainPath+" is: "+newQueryString);
gnGetlURL = baseURL+"?"+req.getQueryString();
logger.info("Sending get request to URL: "+gnGetlURL);
HttpResponse proxedGNResponse = httpUtils.get(gnGetlURL);
switch(proxedGNResponse.getStatus()){
case HttpServletResponse.SC_OK:
//Building the response
InputStream streamToWrite = IOUtils.toInputStream(proxedGNResponse.getResponse());
StreamingOutput so = new SingleFileStreamingOutput(streamToWrite);
logger.info("Response return Content-Type: "+httpUtils.getLastContentType());
ResponseBuilder responseBuilder = Response
.ok(so)
//.header(ConstantsResolver.CONTENT_DISPOSITION,"attachment; filename = \""+fileName+"\"")
.header(ConstantsResolver.CONTENT_TYPE, httpUtils.getLastContentType());
/*resp.setContentType(httpUtils.getLastContentType());
InputStream in = IOUtils.toInputStream(proxedGNResponse.getResponse());
OutputStream out = resp.getOutputStream();
try{
int bytes = IOUtils.copy(in, out);
if(bytes==0)
logger.warn("ResponseBody is empty, returning empty resp");
}catch(Exception e){
logger.error("Error on copy response:", e);
}finally{
IOUtils.closeQuietly(in);
}*/
return responseBuilder.build();
case HttpServletResponse.SC_FORBIDDEN:
ExceptionManager.throwForbiddenException(req, "You are not authorized to perform the request "+gnGetlURL, GeonetworkResolver.class, help);
break;
default:
ExceptionManager.throwInternalErrorException(req, "Sorry, an error occurred performing the geonetwork request "+gnGetlURL+" with scope "+scope, GeonetworkResolver.class, help);
}
} catch (Exception e) {
logger.error("Exception:", e);
String error = "Sorry, an error occurred on resolving geonetwork request with scope "+scope+". Please, contact support!";
ExceptionManager.throwInternalErrorException(req, error, GeonetworkResolver.class, help);
}
//An error occurred
try {
throw new InternalServerException(req, javax.ws.rs.core.Response.Status.INTERNAL_SERVER_ERROR, "Error during perform GET operation to: "+gnGetlURL, GeonetworkResolver.class, new URI(help));
}
catch (URISyntaxException e) {
//silent
return null;
}
}
/**
* Submit post.
*/
@SuppressWarnings("resource")
@POST
@Path("{"+PATH_PARAM_MODE+"}/{"+PATH_PARAM_SCOPE+"}/{"+PATH_PARAM_VISIBILITY+"}/{"+PATH_PARAM_OWNER+"}/{"+PATH_PARAM_REQUEST_DELIMITER+"}")
public Response submitPost(@Context HttpServletRequest req,
@PathParam(PATH_PARAM_MODE) MODE mode,
@PathParam(PATH_PARAM_SCOPE) String scope,
@PathParam(PATH_PARAM_VISIBILITY) VISIBILITY visibility,
@PathParam(PATH_PARAM_OWNER) @Nullable String owner,
@PathParam(PATH_PARAM_REQUEST_DELIMITER) String requestDelimiter,
@QueryParam(QUERY_PARAM_RESET_CACHE_PARAM) String resetCache,
@QueryParam(QUERY_PARAM_RESET_CACHED_SCOPE_PARAM) String resetScope){
//Checking mandatory parameters
if(mode==null){
logger.error("Path Parameter 'mode' not found");
ExceptionManager.throwBadRequestException(req, "Missing mandatory path parameter 'mode' as value "+MODE.values(), GeonetworkResolver.class, help);
}
if(scope==null || scope.isEmpty()){
logger.error("Path Parameter 'scope' not found");
ExceptionManager.throwBadRequestException(req, "Missing mandatory path parameter 'scope'", GeonetworkResolver.class, help);
}
if(visibility==null){
logger.error("Path Parameter 'visibility' not found");
ExceptionManager.throwBadRequestException(req, "Missing mandatory path parameter 'visibility'", GeonetworkResolver.class, help);
}
logger.info("Params are [mode: "+mode+", scope: "+scope+", visibility:"+visibility+", owner:"+owner+"]");
if(requestDelimiter==null){
logger.error("Path Parameter to REQUEST_DELIMITIER '"+PATH_PARAM_REQUEST_DELIMITIER+"' not found");
ExceptionManager.throwBadRequestException(req, "Path Parameter to REQUEST_DELIMITIER '"+PATH_PARAM_REQUEST_DELIMITIER+"' not found", GeonetworkResolver.class, help);
}
if(resetCache!=null && Boolean.parseBoolean(resetCache)){
purgeCacheGeonetworkInstances();
}
if(resetScope!=null && Boolean.parseBoolean(resetScope)){
resetGeonetoworkInstanceCacheForScope(scope);
}
String fullURL = Util.getFullURL(req);
int index = fullURL.indexOf(GeonetworkRequestFilterParameters.REQUEST_DELIMITIER);
int delimiterIndex = index+GeonetworkRequestFilterParameters.REQUEST_DELIMITIER.length();
//BUILDING REMAINING PATH WITHOUT GeonetworkRequestFilterParameters.REQUEST_DELIMITIER
String remainPath = null;
if(delimiterIndex<fullURL.length()){
remainPath = fullURL.substring(delimiterIndex, fullURL.length());
}
String gnCSWlURL = null;
try {
GeonetworkServiceInterface gntwAccess = new GeonetworkAccessParameter(scope);
GeonetworkInstance gnInstance = gntwAccess.getGeonetworkInstance();
ScopeProvider.instance.set(scope);
logger.info("set scope provider "+scope);
Configuration config = gnInstance.getGeonetworkPublisher().getConfiguration();
Account account = config.getScopeConfiguration().getAccounts().get(Type.CKAN);
logger.info("CKAN user owner is: "+account.getUser());
logger.info("Parameters..");
for (Enumeration<String> e = req.getParameterNames(); e.hasMoreElements();){
String p = e.nextElement();
logger.debug("param "+p + " value "+Arrays.toString(req.getParameterValues(p)));
}
//DEBUG BODY
// String readBody = IOUtils.toString(req.getReader());
// logger.debug("doPost read body request: "+readBody);
ByteArrayOutputStream byteArray = new ByteArrayOutputStream();
String geonetworkUrl = config.getGeoNetworkEndpoint();
// SPECIFIC HANDLER FOR GEONETWORK REQUEST: /srv/en/mef.export
if(remainPath!=null && remainPath.compareTo(SRV_EN_MEF_EXPORT)==0){
logger.info("In case of mef.export, perfoming a custom handler");
gnCSWlURL = geonetworkUrl + SRV_EN_MEF_EXPORT;
String[] uuidValues = req.getParameterValues(UUID);
if(uuidValues!=null){
String data = null;
for (String uuid : uuidValues) {
data = UUID+"="+uuid;
}
if(data!=null){
logger.debug("Writing "+data +" into byte array");
byteArray.write(data.getBytes());
}else
IOUtils.copy(req.getReader(), byteArray);
}else
IOUtils.copy(req.getReader(), byteArray);
}else{
gnCSWlURL = remainPath==null ||remainPath.isEmpty()?geonetworkUrl+"/"+CSW_SERVER:geonetworkUrl+"/"+CSW_SERVER+remainPath;
IOUtils.copy(req.getReader(), byteArray);
}
//filterPublicMetadata = theVisibility.equals(VISIBILITY.PRV)?true:false;
HTTPCallsUtils httpUtils = new HTTPCallsUtils();
//PRIVATE LAYERS
if(visibility.equals(VISIBILITY.PRV)){
logger.debug("Visibility: "+VISIBILITY.PRV+" getting private layers..");
//VRE LAYERS
if(mode.equals(MODE.VRE)){
logger.debug("Getting "+MODE.VRE+" layers..");
//HARVESTED LAYERS
}else{
logger.debug("Getting "+MODE.HARVEST+" layers, I'm using the owner: '"+owner +"' passed as parameter to filter layer/s returned..");
if(owner==null || owner.isEmpty()){
String error = "Harvest owner is missing. It is not possible to filter layers for the request "+MODE.HARVEST + " in the scope: "+scope+", without a valid owner as input";
logger.error(error);
ExceptionManager.throwBadRequestException(req, error, GeonetworkResolver.class, help);
}
}
if(account.getUser()!=null){
boolean authorized = GNAuthentication.login(httpUtils, geonetworkUrl, account.getUser(), account. getPassword());
logger.trace("Authorized on "+geonetworkUrl +" ? "+authorized);
}else
logger.info("Skipping authentication, ckan user (the owner) is null");
//PUBLIC LAYERS
}else{
logger.debug("Visibility: "+VISIBILITY.PUB+" getting public layers..");
//VRE LAYERS
if(mode.equals(MODE.VRE)){
logger.debug("Getting "+MODE.VRE+" layers, the VRE account: "+account.getUser() +" will be used as owner user for filtering... Is it right?");
owner = account.getUser();
//HARVESTED LAYERS
}else{
logger.debug("Getting "+MODE.HARVEST+" layers, I'm using the owner: '"+owner +"' passed as parameter to filter layer/s returned..");
if(owner==null || owner.isEmpty()){
String error = "Harvest owner is missing. It is not possible to filter layers for the request "+MODE.HARVEST + " in the scope: "+scope+", without a valid owner as input";
logger.error(error);
ExceptionManager.throwBadRequestException(req, error, GeonetworkResolver.class, help);
}
}
}
logger.info("Sending CSW POST request to URL: "+gnCSWlURL);
logger.debug("Content-Type: "+req.getContentType());
//DEBUG
//logger.debug("POST - BODY : "+byteArray.toString());
InputStream in = httpUtils.post(gnCSWlURL, new ByteArrayInputStream(byteArray.toByteArray()), req.getContentType(), req.getParameterMap());
// resp.setContentType(httpUtils.getLastContentType());
// OutputStream out = resp.getOutputStream();
if(in==null){
logger.warn("Input stream returned is null, sending "+HttpServletResponse.SC_NOT_FOUND);
ExceptionManager.throwNotFoundException(req, "Input stream is null to the request "+gnCSWlURL+ " with body: "+byteArray.toString(), GeonetworkResolver.class, help);
}
try{
ReusableInputStream reus = new ReusableInputStream(in);
if(visibility.equals(VISIBILITY.PRV)){
logger.info("Private VISIBILITY performing so getting public file identifiers to apply filtering..");
FilterGetRecords filterGetRecords = new FilterGetRecords(byteArray.toString());
if(filterGetRecords.getFoundPublicIds()!=null && filterGetRecords.getFoundPublicIds().size()>0){
logger.info("I'm removing list of public IDs with "+filterGetRecords.getFoundPublicIds().size() +" item/s. Is it right?");
in = GetResponseRecordFilter.overrideResponseIdsByListIds(reus, filterGetRecords.getFoundPublicIds(), "Replaced a public UUID, please ignore");
}
}else {
logger.info("Public VISIBILITY perfoming check on ownership...");
Document doc = GetResponseRecordFilter.inputStreamToW3CDocument(reus);
List<String> fileIdentifiers = GetResponseRecordFilter.getTextContentStringsForTagName(doc, "gmd:fileIdentifier");
List<String> noMatchingOwner = new ArrayList<String>();
for (String fileId : fileIdentifiers) {
String own = GetResponseRecordFilter.getMetaCategoryByFileIdentifier(fileId, config.getGeoNetworkEndpoint(),config.getAdminAccount().getUser(), config.getAdminAccount().getPassword());
//String own = GetResponseRecordFilter.getMetaOwnerNameByFileIdentifier(fileId, config.getGeoNetworkEndpoint(),config.getAdminAccount().getUser(), config.getAdminAccount().getPassword());
if(own.compareTo(owner)!=0){
logger.debug("Owner of file Identifier "+fileId+" not matching the owner passed: "+owner+", removing it..");
noMatchingOwner.add(fileId);
}
}
if(noMatchingOwner.size()>0){
logger.info("Removing "+noMatchingOwner.size()+" layer/s not macthing the owner: "+owner);
in = GetResponseRecordFilter.overrideResponseIdsByListIds(reus, noMatchingOwner, "Replaced UUID owned by another user, please ignore");
}else{
logger.info("No replace on UUIDs was applied for the owner: "+owner);
in = reus;
}
}
ReusableInputStream reusIs = new ReusableInputStream(in);
//END DEBUG
logger.debug("Response return Content-Type: "+httpUtils.getLastContentType());
return Response
.ok(reusIs)
//.header(ConstantsResolver.CONTENT_DISPOSITION,"attachment; filename = \""+fileName+"\"")
.header(ConstantsResolver.CONTENT_TYPE, httpUtils.getLastContentType()).build();
//int bytes = IOUtils.copy(reusIs, out);
//logger.trace("POST - RETURN : "+IOUtils.toString(reusIs));
// if(bytes==0)
// logger.warn("ResponseBody is empty, returning empty resp");
}catch(Exception e){
logger.error("Error on copy the response to send to client: ", e);
ExceptionManager.throwInternalErrorException(req, "Error on copy the response!", GeonetworkResolver.class, help);
}finally{
IOUtils.closeQuietly(in);
}
} catch (IllegalArgumentException e){
logger.error("IllegalArgumentException:", e);
ExceptionManager.throwBadRequestException(req, "Illegal argument to carry out the request!", GeonetworkResolver.class, help);
} catch (Exception e) {
logger.error("Exception:", e);
String error = "Sorry, an error occurred on resolving geonetwork request with scope "+scope+". Please, contact support!";
ExceptionManager.throwInternalErrorException(req, error, GeonetworkResolver.class, help);
}
//An error occurred
try {
throw new InternalServerException(req, javax.ws.rs.core.Response.Status.INTERNAL_SERVER_ERROR, "Error during perform POST operation to: "+gnCSWlURL, GeonetworkResolver.class, new URI(help));
}
catch (URISyntaxException e) {
//silent
return null;
}
}
/**
* Purge remain from query string.
*
* @param remain_value the scope
* @param queryString the query string
* @return the string
*/
private static String purgeRemainFromQueryString(String remain_value, String queryString){
// SCOPE is: /gcube/devsec/devVRE
// [INFO ] 2016-04-05 15:01:42,808 org.gcube.datatransfer.resolver.gis.geonetwork.GeonetworkResolver -
// Query String is: scope=/gcube/devsec/devVRE&version=2.0.2&request=GetCapabilities&service=CSW
int start = queryString.indexOf(PATH_PARAM_REMAINING+"=");
if(start>=0){
int end = queryString.indexOf("&", start);
if(end==-1 && queryString.length()==(PATH_PARAM_REMAINING+"="+remain_value).length()){ //SCOPE IS THE UNIQUE PARAMETER INTO QUETY STRING
logger.debug("Scope is the unique parameter, returning empty query string");
return "";
}else if(end<queryString.length())
return queryString.substring(end+1, queryString.length());
}
return queryString;
}
/**
* Discovery geonetwork instance.
*
* @param scope the scope
* @return the geonetwork instance
* @throws GeonetworkInstanceException the geonetwork instance exception
*/
private GeonetworkInstance discoveryGeonetworkInstance(String scope) throws GeonetworkInstanceException{
GeonetworkAccessParameter gntwAccess = new GeonetworkAccessParameter(scope);
return gntwAccess.getGeonetworkInstance(true, null);
}
/**
* Purge scope from query string.
*
* @param scope_value the scope_value
* @param queryString the query string
* @return the string
*/
private static String purgeScopeFromQueryString(String scope_value, String queryString){
// SCOPE is: /gcube/devsec/devVRE
// [INFO ] 2016-04-05 15:01:42,808 org.gcube.datatransfer.resolver.gis.geonetwork.GeonetworkResolver -
// Query String is: scope=/gcube/devsec/devVRE&version=2.0.2&request=GetCapabilities&service=CSW
int start = queryString.indexOf(PATH_PARAM_SCOPE+"=");
if(start>=0){
int end = queryString.indexOf("&", start);
if(end==-1 && queryString.length()==(PATH_PARAM_SCOPE+"="+scope_value).length()){ //SCOPE IS THE UNIQUE PARAMETER INTO QUETY STRING
logger.debug("Scope is the unique parameter, returning empty query string");
return "";
}else if(end<queryString.length())
return queryString.substring(end+1, queryString.length());
}
return queryString;
}
/**
* Reset geonetowork instance cache for scope.
*
* @param scope the scope
*/
private void resetGeonetoworkInstanceCacheForScope(String scope){
if(cacheGNInstances!=null && cacheGNInstances.get(scope)!=null){
cacheGNInstances.remove(scope);
logger.info("Reset of "+scope+" in Cache Geonetwork server params perfomed!");
}else
logger.info("Reset of "+scope+" in Cache Geonetwork skipped, scope not exists!");
}
/**
* Purge cache geonetwork instances.
*/
private void purgeCacheGeonetworkInstances(){
cacheGNInstances = new HashMap<String, GeonetworkInstance>();
logger.info("Reset of GeonetworkInstance cache perfomed!");
}
/**
* Gets the geonetwork instance for scope.
*
* @param scope the scope
* @return the geonetwork instance for scope
* @throws Exception the exception
*/
protected GeonetworkInstance getGeonetworkInstanceForScope(String scope) throws Exception{
if(cacheGNInstances==null)
purgeCacheGeonetworkInstances();
logger.info("Attempt to get geonetwork instance from GeonetworkInstance cache for scope: "+scope);
GeonetworkInstance geoInstance = cacheGNInstances.get(scope);
if(geoInstance==null){
logger.info("Cache having null GeonetworkInstance for scope "+scope+", reading by Geonetwork library...");
try {
geoInstance = discoveryGeonetworkInstance(scope);
cacheGNInstances.put(scope, geoInstance);
logger.info("Updated GeonetworkInstance Cache adding couple: Scope "+scope+" - GeonetworkInstance "+geoInstance);
} catch (Exception e) {
logger.error("An error occurred on reading GeonetworkInstance for scope "+scope, e);
throw new Exception("Sorry, An error occurred on reading GeonetworkInstance for scope "+scope);
}
}else
logger.info("GeonetworkInstance cache for scope: "+scope+" is not null using it: "+geoInstance);
return geoInstance;
}
}

89
src/main/java/org/gcube/datatransfer/resolver/services/GisResolver.java
View File

@ -1,89 +0,0 @@
package org.gcube.datatransfer.resolver.services;
import java.net.URI;
import java.net.URISyntaxException;
import javax.servlet.http.HttpServletRequest;
import javax.ws.rs.GET;
import javax.ws.rs.POST;
import javax.ws.rs.Path;
import javax.ws.rs.PathParam;
import javax.ws.rs.core.Context;
import javax.ws.rs.core.Response.Status;
import org.gcube.datatransfer.resolver.Constants;
import org.gcube.datatransfer.resolver.GeonetworkRequestFilterParameters.MODE;
import org.gcube.datatransfer.resolver.GeonetworkRequestFilterParameters.VISIBILITY;
import org.gcube.datatransfer.resolver.services.exceptions.BadRequestException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@Path(Constants.SERVLET_GEONETWORK)
public class GisResolver {
private static Logger logger = LoggerFactory.getLogger(GisResolver.class);
private String help = "https://wiki.gcube-system.org/gcube/URI_Resolver#GIS_Resolver";
@GET
public void submitGet(@Context HttpServletRequest req, @PathParam("mode") MODE mode, @PathParam("scope") String scope, @PathParam("visibility") VISIBILITY visibility, @PathParam("owner") String owner) {
// MODE mode = null;
// String theScope = null;
// VISIBILITY visibility = null;
// String owner = null;
//Checking mandatory parameter id
if(mode==null){
logger.error("Path Parameter 'mode' not found");
try {
throw new BadRequestException(req, Status.NOT_ACCEPTABLE, "Missing mandatory path parameter 'mode'", StorageHubResolver.class, new URI(help));
}
catch (URISyntaxException e) {
//silent
}
}
if(scope==null || scope.isEmpty()){
logger.error("Path Parameter 'scope' not found");
try {
throw new BadRequestException(req, Status.NOT_ACCEPTABLE, "Missing mandatory path parameter 'scope'", StorageHubResolver.class, new URI(help));
}
catch (URISyntaxException e) {
//silent
}
}
if(visibility==null){
logger.error("Path Parameter 'visibility' not found");
try {
throw new BadRequestException(req, Status.NOT_ACCEPTABLE, "Missing mandatory path parameter 'visibility'", StorageHubResolver.class, new URI(help));
}
catch (URISyntaxException e) {
//silent
}
}
if(visibility==null){
logger.error("Path Parameter 'visibility' not found");
try {
throw new BadRequestException(req, Status.NOT_ACCEPTABLE, "Missing mandatory path parameter 'visibility'", StorageHubResolver.class, new URI(help));
}
catch (URISyntaxException e) {
//silent
}
}
}
@POST
public void submitPost(){
}
}

2
src/main/java/org/gcube/datatransfer/resolver/services/SMPIDResolver.java
View File

@ -43,7 +43,7 @@ public class SMPIDResolver {
*/
@GET
@Path("id")
public Response getSMPID(@Context HttpServletRequest httpRequest, @QueryParam(SMP_ID) @Nullable String smpId, @QueryParam(ConstantsResolver.FILE_NAME) String fileName, @QueryParam(ConstantsResolver.CONTENT_TYPE) String contentType, @QueryParam(ConstantsResolver.VALIDATION) Boolean validation){
public Response getSMPID(@Context HttpServletRequest httpRequest, @QueryParam(SMP_ID) @Nullable String smpId, @QueryParam(ConstantsResolver.QUERY_PARAM_FILE_NAME) String fileName, @QueryParam(ConstantsResolver.QUERY_PARAM_CONTENT_TYPE) String contentType, @QueryParam(ConstantsResolver.QUERY_PARAM_VALIDATION) Boolean validation){
logger.info("resolve smp-id called");
//Checking mandatory parameter smpId

2
src/main/java/org/gcube/datatransfer/resolver/services/SMPResolver.java
View File

@ -44,7 +44,7 @@ public class SMPResolver {
*/
@GET
@Path("smp")
public Response getSMPURI(@Context HttpServletRequest httpRequest, @QueryParam(SMP_URI) @Nullable String smpURI, @QueryParam(ConstantsResolver.FILE_NAME) String fileName, @QueryParam(ConstantsResolver.CONTENT_TYPE) String contentType, @QueryParam(ConstantsResolver.VALIDATION) Boolean validation){
public Response getSMPURI(@Context HttpServletRequest httpRequest, @QueryParam(SMP_URI) @Nullable String smpURI, @QueryParam(ConstantsResolver.QUERY_PARAM_FILE_NAME) String fileName, @QueryParam(ConstantsResolver.QUERY_PARAM_CONTENT_TYPE) String contentType, @QueryParam(ConstantsResolver.QUERY_PARAM_VALIDATION) Boolean validation){
logger.info("resolve smp-uri called");
//Checking mandatory parameter smpURI

2
src/main/java/org/gcube/datatransfer/resolver/services/StorageIDResolver.java
View File

@ -63,7 +63,7 @@ public class StorageIDResolver {
@GET
@Path("{storage-id:(?!index)[^/?$]*}")
//@Path("{storage-id}")
public Response getStorageId(@Context HttpServletRequest httpRequest, @PathParam(STORAGE_ID) String storageId, @QueryParam(ConstantsResolver.FILE_NAME) String fileName, @QueryParam(ConstantsResolver.CONTENT_TYPE) String contentType, @QueryParam(ConstantsResolver.VALIDATION) Boolean validation) {
public Response getStorageId(@Context HttpServletRequest httpRequest, @PathParam(STORAGE_ID) String storageId, @QueryParam(ConstantsResolver.QUERY_PARAM_FILE_NAME) String fileName, @QueryParam(ConstantsResolver.QUERY_PARAM_CONTENT_TYPE) String contentType, @QueryParam(ConstantsResolver.QUERY_PARAM_VALIDATION) Boolean validation) {
logger.info("resolve Storage-Id called");
//Checking mandatory parameter storageId
if(storageId==null || storageId.isEmpty()){

33
src/main/java/org/gcube/datatransfer/resolver/services/error/ExceptionManager.java
View File

@ -84,6 +84,39 @@ public class ExceptionManager {
}
/**
* Throw unauthorized exception.
*
* @param httpRequest the http request
* @param errorMessage the error message
* @param thrownBy the thrown by
* @param helpURI the help uri
*/
public static void throwUnauthorizedException(HttpServletRequest httpRequest, String errorMessage, Class thrownBy, String helpURI){
URI theURI = checkURI(helpURI);
throw new WrongParameterException(httpRequest, Status.UNAUTHORIZED, errorMessage, thrownBy, theURI);
}
/**
* Throw forbidden exception.
*
* @param httpRequest the http request
* @param errorMessage the error message
* @param thrownBy the thrown by
* @param helpURI the help uri
*/
public static void throwForbiddenException(HttpServletRequest httpRequest, String errorMessage, Class thrownBy, String helpURI){
URI theURI = checkURI(helpURI);
throw new WrongParameterException(httpRequest, Status.FORBIDDEN, errorMessage, thrownBy, theURI);
}
/**
* Check uri.
*

6
src/main/java/org/gcube/datatransfer/resolver/services/exceptions/BadParameterException.java
View File

@ -26,11 +26,11 @@ import org.gcube.datatransfer.resolver.services.error.ExceptionReport;
*/
public class BadParameterException extends WebApplicationException {
/**
/**
*
*/
private static final long serialVersionUID = -7600028435121268528L;
private static final long serialVersionUID = 6838352737725193114L;
/**
* Instantiates a new bad parameter exception.

7
src/main/java/org/gcube/datatransfer/resolver/services/exceptions/BadRequestException.java
View File

@ -25,11 +25,12 @@ import org.gcube.datatransfer.resolver.services.error.ExceptionReport;
*/
public class BadRequestException extends WebApplicationException {
/**
/**
*
*/
private static final long serialVersionUID = -7600028435121268528L;
private static final long serialVersionUID = -6095255435634429757L;
/**
* Instantiates a new bad parameter exception.

65
src/main/java/org/gcube/datatransfer/resolver/services/exceptions/ForbiddenRequestException.java Normal file
View File

@ -0,0 +1,65 @@
/**
*
*/
package org.gcube.datatransfer.resolver.services.exceptions;
import java.net.URI;
import javax.servlet.http.HttpServletRequest;
import javax.ws.rs.WebApplicationException;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.Response;
import javax.ws.rs.core.Response.Status;
import org.gcube.datatransfer.resolver.Util;
import org.gcube.datatransfer.resolver.services.error.ErrorReport;
import org.gcube.datatransfer.resolver.services.error.ExceptionReport;
;
/**
* The Class ForbiddenRequestException.
*
* @author Francesco Mangiacrapa at ISTI-CNR (francesco.mangiacrapa@isti.cnr.it)
* Oct 23, 2018
*/
public class ForbiddenRequestException extends WebApplicationException {
/**
*
*/
private static final long serialVersionUID = -7693811244686509390L;
/**
* Instantiates a new forbidden request exception.
*
* @param request the request
* @param httpReturnStatus the http return status
* @param message the message
* @param thrownBySource the thrown by source
* @param help the help
*/
public ForbiddenRequestException(HttpServletRequest request, Status httpReturnStatus, String message, Class thrownBySource, URI help) {
super(Response.status(httpReturnStatus).entity(
ExceptionReport.builder().
request(Util.getFullURL(request)).
method(request.getMethod()).
success(false).
help(help).
error(
ErrorReport.builder().
httpErrorCode(Status.FORBIDDEN.getStatusCode()).
name(Status.FORBIDDEN.name())
.message(message).
thrownBy(thrownBySource.getName()).build())
.build())
.type(MediaType.APPLICATION_XML).build());
}
}

63
src/main/java/org/gcube/datatransfer/resolver/services/exceptions/NotAuthorizedRequestException.java Normal file
View File

@ -0,0 +1,63 @@
/**
*
*/
package org.gcube.datatransfer.resolver.services.exceptions;
import java.net.URI;
import javax.servlet.http.HttpServletRequest;
import javax.ws.rs.WebApplicationException;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.Response;
import javax.ws.rs.core.Response.Status;
import org.gcube.datatransfer.resolver.Util;
import org.gcube.datatransfer.resolver.services.error.ErrorReport;
import org.gcube.datatransfer.resolver.services.error.ExceptionReport;
;
/**
* The Class NotAuthorizedRequestException.
*
* @author Francesco Mangiacrapa at ISTI-CNR (francesco.mangiacrapa@isti.cnr.it)
* Oct 23, 2018
*/
public class NotAuthorizedRequestException extends WebApplicationException {
/**
*
*/
private static final long serialVersionUID = 7305531473428888453L;
/**
* Instantiates a new not authorized request exception.
*
* @param request the request
* @param httpReturnStatus the http return status
* @param message the message
* @param thrownBySource the thrown by source
* @param help the help
*/
public NotAuthorizedRequestException(HttpServletRequest request, Status httpReturnStatus, String message, Class thrownBySource, URI help) {
super(Response.status(httpReturnStatus).entity(
ExceptionReport.builder().
request(Util.getFullURL(request)).
method(request.getMethod()).
success(false).
help(help).
error(
ErrorReport.builder().
httpErrorCode(Status.UNAUTHORIZED.getStatusCode()).
name(Status.UNAUTHORIZED.name())
.message(message).
thrownBy(thrownBySource.getName()).build())
.build())
.type(MediaType.APPLICATION_XML).build());
}
}

6
src/main/java/org/gcube/datatransfer/resolver/services/exceptions/WrongParameterException.java
View File

@ -26,11 +26,11 @@ import org.gcube.datatransfer.resolver.services.error.ExceptionReport;
*/
public class WrongParameterException extends WebApplicationException {
/**
/**
*
*/
private static final long serialVersionUID = -7600028435121268528L;
private static final long serialVersionUID = 6528328881336941898L;
/**
* Instantiates a new wrong parameter exception.