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108 lines
4.2 KiB
Java
108 lines
4.2 KiB
Java
package org.gcube.contentmanagement.blobstorage.service.operation;
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import java.io.IOException;
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import java.net.URL;
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import org.apache.commons.codec.binary.Base64;
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import org.gcube.contentmanagement.blobstorage.resource.MemoryType;
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import org.gcube.contentmanagement.blobstorage.resource.MyFile;
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import org.gcube.contentmanagement.blobstorage.service.directoryOperation.Encrypter;
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import org.gcube.contentmanagement.blobstorage.service.directoryOperation.Encrypter.EncryptionException;
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import org.gcube.contentmanagement.blobstorage.transport.TransportManager;
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import org.gcube.contentmanagement.blobstorage.transport.TransportManagerFactory;
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import org.gcube.contentmanagement.blobstorage.transport.backend.RemoteBackendException;
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import org.gcube.contentmanagement.blobstorage.transport.backend.util.Costants;
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public class GetHttpsUrl extends Operation {
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// private OutputStream os;
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TransportManager tm;
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@Deprecated
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public static final String URL_SEPARATOR=Costants.URL_SEPARATOR;
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@Deprecated
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public static final String VOLATILE_URL_IDENTIFICATOR = Costants.VOLATILE_URL_IDENTIFICATOR;
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public GetHttpsUrl(String[] server, String user, String pwd, String bucket, Monitor monitor, boolean isChunk, String backendType, String[] dbs) {
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super(server, user, pwd, bucket, monitor, isChunk, backendType, dbs);
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}
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@Override
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public String initOperation(MyFile file, String remotePath, String author,
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String[] server, String rootArea, boolean replaceOption) {
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return getRemoteIdentifier(remotePath, rootArea);
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}
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@Override
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public String initOperation(MyFile resource, String RemotePath,
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String author, String[] server, String rootArea) {
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// TODO Auto-generated method stub
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return null;
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}
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@Override
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public Object doIt(MyFile myFile) throws RemoteBackendException {
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String resolverHost=myFile.getResolverHOst();
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String urlBase="smp://"+resolverHost+Costants.URL_SEPARATOR;
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String urlParam="";
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try {
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String id=getId(myFile.getAbsoluteRemotePath(), myFile.isForceCreation(), myFile.getGcubeMemoryType(), myFile.getWriteConcern(), myFile.getReadPreference());
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String phrase=myFile.getPassPhrase();
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// urlParam =new StringEncrypter("DES", phrase).encrypt(id);
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urlParam = new Encrypter("DES", phrase).encrypt(id);
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// String urlEncoded=URLEncoder.encode(urlParam, "UTF-8");
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} catch (EncryptionException e) {
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throw new RemoteBackendException(" Error in getUrl operation problem to encrypt the string", e.getCause());
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}
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logger.info("URL generated: "+urlBase+urlParam);
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String smpUrl=urlBase+urlParam;
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logger.info("URL generated: "+smpUrl);
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smpUrl=smpUrl.replace("smp://", "https://");
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URL httpsUrl=null;
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try {
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httpsUrl=translate(new URL(smpUrl));
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} catch (IOException e) {
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e.printStackTrace();
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}
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logger.info("URL translated: "+httpsUrl);
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if(myFile.getGcubeMemoryType().equals(MemoryType.VOLATILE)){
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return httpsUrl.toString()+Costants.VOLATILE_URL_IDENTIFICATOR;
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}
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return httpsUrl.toString();
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}
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private String getId(String path, boolean forceCreation, MemoryType memoryType, String writeConcern, String readPreference){
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String id=null;
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TransportManagerFactory tmf= new TransportManagerFactory(server, user, password);
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tm=tmf.getTransport(tm, backendType, memoryType, dbNames, writeConcern, readPreference);
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try {
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id = tm.getId(bucket, forceCreation);
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} catch (Exception e) {
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tm.close();
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throw new RemoteBackendException(" Error in GetUrl operation. Problem to discover remote file:"+bucket+" "+ e.getMessage(), e.getCause()); }
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if (logger.isDebugEnabled()) {
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logger.debug(" PATH " + bucket);
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}
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return id;
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}
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private URL translate(URL url) throws IOException {
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logger.debug("translating: "+url);
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String urlString=url.toString();
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String baseUrl="https://"+url.getHost()+"/";
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logger.debug("base Url extracted is: "+baseUrl);
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// int index=urlString.lastIndexOf(".org/");
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String params = urlString.substring(baseUrl.length());
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logger.debug("get params: "+baseUrl+" "+params);
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//encode params
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params=Base64.encodeBase64URLSafeString(params.getBytes("UTF-8"));
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// URLEncoder.encode(params, "UTF-8");
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// merge string
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urlString=baseUrl+params;
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logger.info("uri translated in https url: "+urlString);
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return new URL(urlString);
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}
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}
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