/*
COPYRIGHT STATUS:
Dec 1st 2001, Fermi National Accelerator Laboratory (FNAL) documents and
software are sponsored by the U.S. Department of Energy under Contract No.
DE-AC02-76CH03000. Therefore, the U.S. Government retains a world-wide
non-exclusive, royalty-free license to publish or reproduce these documents
and software for U.S. Government purposes. All documents and software
available from this server are protected under the U.S. and Foreign
Copyright Laws, and FNAL reserves all rights.
Distribution of the software available from this server is free of
charge subject to the user following the terms of the Fermitools
Software Legal Information.
Redistribution and/or modification of the software shall be accompanied
by the Fermitools Software Legal Information (including the copyright
notice).
The user is asked to feed back problems, benefits, and/or suggestions
about the software to the Fermilab Software Providers.
Neither the name of Fermilab, the URA, nor the names of the contributors
may be used to endorse or promote products derived from this software
without specific prior written permission.
DISCLAIMER OF LIABILITY (BSD):
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL FERMILAB,
OR THE URA, OR THE U.S. DEPARTMENT of ENERGY, OR CONTRIBUTORS BE LIABLE
FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
Liabilities of the Government:
This software is provided by URA, independent from its Prime Contract
with the U.S. Department of Energy. URA is acting independently from
the Government and in its own private capacity and is not acting on
behalf of the U.S. Government, nor as its contractor nor its agent.
Correspondingly, it is understood and agreed that the U.S. Government
has no connection to this software and in no manner whatsoever shall
be liable for nor assume any responsibility or obligation for any claim,
cost, or damages arising out of or resulting from the use of the software
available from this server.
Export Control:
All documents and software available from this server are subject to U.S.
export control laws. Anyone downloading information from this server is
obligated to secure any necessary Government licenses before exporting
documents or software obtained from this server.
*/
/*
* SRMGetClient.java
*
* Created on January 28, 2003, 2:54 PM
*/
package gov.fnal.srm.util;
import org.apache.axis.types.URI;
import java.io.IOException;
import java.util.HashMap;
import java.util.Map;
import org.dcache.srm.client.SRMClientV2;
import org.dcache.srm.request.AccessLatency;
import org.dcache.srm.request.RetentionPolicy;
import org.dcache.srm.util.RequestStatusTool;
import org.dcache.srm.util.SrmUrl;
import org.dcache.srm.v2_2.ArrayOfAnyURI;
import org.dcache.srm.v2_2.ArrayOfString;
import org.dcache.srm.v2_2.ArrayOfTExtraInfo;
import org.dcache.srm.v2_2.ArrayOfTGetFileRequest;
import org.dcache.srm.v2_2.ISRM;
import org.dcache.srm.v2_2.SrmAbortFilesRequest;
import org.dcache.srm.v2_2.SrmAbortFilesResponse;
import org.dcache.srm.v2_2.SrmPrepareToGetRequest;
import org.dcache.srm.v2_2.SrmPrepareToGetResponse;
import org.dcache.srm.v2_2.SrmStatusOfGetRequestRequest;
import org.dcache.srm.v2_2.SrmStatusOfGetRequestResponse;
import org.dcache.srm.v2_2.TAccessLatency;
import org.dcache.srm.v2_2.TAccessPattern;
import org.dcache.srm.v2_2.TConnectionType;
import org.dcache.srm.v2_2.TExtraInfo;
import org.dcache.srm.v2_2.TGetFileRequest;
import org.dcache.srm.v2_2.TGetRequestFileStatus;
import org.dcache.srm.v2_2.TRetentionPolicy;
import org.dcache.srm.v2_2.TRetentionPolicyInfo;
import org.dcache.srm.v2_2.TReturnStatus;
import org.dcache.srm.v2_2.TStatusCode;
import org.dcache.srm.v2_2.TTransferParameters;
/**
*
* @author timur
*/
public class SRMGetClientV2 extends SRMClient implements Runnable {
private String[] protocols;
java.net.URI from[];
java.net.URI to[];
private HashMap<String,Integer> pendingSurlsToIndex = new HashMap<>();
private Copier copier;
private String requestToken;
private Thread hook;
private ISRM srmv2;
/** Creates a new instance of SRMGetClient */
public SRMGetClientV2(Configuration configuration, java.net.URI[] from, java.net.URI[] to) {
super(configuration);
report = new Report(from,to,configuration.getReport());
this.protocols = configuration.getProtocols();
this.from = from;
this.to = to;
}
@Override
public void connect() throws Exception {
java.net.URI srmUrl = SrmUrl.withDefaultPort(from [0],
configuration.getDefaultSrmPortNumber());
srmv2 = new SRMClientV2(srmUrl,
getCredential(),
configuration.getRetry_timeout(),
configuration.getRetry_num(),
doDelegation,
fullDelegation,
gss_expected_name,
configuration.getWebservice_path(),
configuration.getX509_user_trusted_certificates(),
configuration.getTransport());
}
public void setProtocols(String[] protocols) {
this.protocols = protocols;
}
@Override
public void start() throws Exception {
try {
copier = new Copier(urlcopy,configuration);
copier.setDebug(debug);
new Thread(copier).start();
int len = from.length;
String SURLS[] = new String[len];
TGetFileRequest fileRequests[] = new TGetFileRequest[len];
for(int i = 0; i < len; ++i) {
SURLS[i] = from[i].toASCIIString();
URI uri =
new URI(SURLS[i]);
fileRequests[i] = new TGetFileRequest();
fileRequests[i].setSourceSURL(uri);
pendingSurlsToIndex.put(SURLS[i], i);
}
hook = new Thread(this);
Runtime.getRuntime().addShutdownHook(hook);
SrmPrepareToGetRequest srmPrepareToGetRequest = new SrmPrepareToGetRequest();
srmPrepareToGetRequest.setUserRequestDescription(configuration.getUserRequestDescription());
srmPrepareToGetRequest.setDesiredTotalRequestTime(
(int) configuration.getRequestLifetime());
TRetentionPolicy rp = configuration.getRetentionPolicy() != null ?
RetentionPolicy.fromString(configuration.getRetentionPolicy()).toTRetentionPolicy() : null;
TAccessLatency al = configuration.getAccessLatency() != null ?
AccessLatency.fromString(configuration.getAccessLatency()).toTAccessLatency() : null;
if ( (al!=null) && (rp==null)) {
throw new IllegalArgumentException("if access latency is specified, "+
"then retention policy have to be specified as well");
}
else if ( rp!=null ) {
srmPrepareToGetRequest.setTargetFileRetentionPolicyInfo(new TRetentionPolicyInfo(rp,al));
}
srmPrepareToGetRequest.setArrayOfFileRequests(
new ArrayOfTGetFileRequest(fileRequests));
TAccessPattern ap = null;
if(configuration.getAccessPattern() != null ) {
ap = TAccessPattern.fromString(configuration.getAccessPattern());
}
TConnectionType ct = null;
if(configuration.getConnectionType() != null ) {
ct = TConnectionType.fromString(configuration.getConnectionType());
}
ArrayOfString protocolArray = null;
if (protocols != null) {
protocolArray = new ArrayOfString(protocols);
}
ArrayOfString arrayOfClientNetworks = null;
if (configuration.getArrayOfClientNetworks()!=null) {
arrayOfClientNetworks = new ArrayOfString(configuration.getArrayOfClientNetworks());
}
if (ap!=null || ct!=null || arrayOfClientNetworks !=null || protocolArray != null) {
srmPrepareToGetRequest.setTransferParameters(new TTransferParameters(ap,
ct,
arrayOfClientNetworks,
protocolArray));
}
if (configuration.getExtraParameters().size()>0) {
TExtraInfo[] extraInfoArray = new TExtraInfo[configuration.getExtraParameters().size()];
int counter=0;
Map<String,String> extraParameters = configuration.getExtraParameters();
for (String key : extraParameters.keySet()) {
String value = extraParameters.get(key);
extraInfoArray[counter++] = new TExtraInfo(key, value);
}
ArrayOfTExtraInfo arrayOfExtraInfo = new ArrayOfTExtraInfo(extraInfoArray);
srmPrepareToGetRequest.setStorageSystemInfo(arrayOfExtraInfo);
}
say("calling srmPrepareToGet");
SrmPrepareToGetResponse response = srmv2.srmPrepareToGet(srmPrepareToGetRequest);
say("received response");
if(response == null) {
throw new IOException(" null response");
}
TReturnStatus status = response.getReturnStatus();
if(status == null) {
throw new IOException(" null return status");
}
TStatusCode statusCode = status.getStatusCode();
if(statusCode == null) {
throw new IOException(" null status code");
}
if(RequestStatusTool.isFailedRequestStatus(status) &&
(statusCode != TStatusCode.SRM_FAILURE || response.getArrayOfFileStatuses() == null)) {
String explanation = status.getExplanation();
if (explanation != null){
throw new IOException("srmPrepareToGet submission failed, unexpected or failed status : " +
statusCode + " explanation= " + explanation);
} else {
throw new IOException(
"srmPrepareToGet submission failed, unexpected or failed status : " + statusCode);
}
}
requestToken = response.getRequestToken();
dsay(" srm returned requestToken = "+requestToken);
if( response.getArrayOfFileStatuses() == null) {
throw new IOException("returned GetRequestFileStatuses is an empty array");
}
TGetRequestFileStatus[] getRequestFileStatuses =
response.getArrayOfFileStatuses().getStatusArray();
if(getRequestFileStatuses.length != len) {
throw new IOException("incorrect number of GetRequestFileStatuses"+
"in RequestStatus expected "+len+" received "+
getRequestFileStatuses.length);
}
while(!pendingSurlsToIndex.isEmpty()) {
long estimatedWaitInSeconds = 5;
for (TGetRequestFileStatus getRequestFileStatus : getRequestFileStatuses) {
URI surl = getRequestFileStatus.getSourceSURL();
if (surl == null) {
esay("invalid getRequestFileStatus, surl is null");
continue;
}
String surl_string = surl.toString();
if (!pendingSurlsToIndex.containsKey(surl_string)) {
esay("invalid getRequestFileStatus, surl = " + surl_string + " not found");
continue;
}
TReturnStatus fileStatus = getRequestFileStatus.getStatus();
if (fileStatus == null) {
throw new IOException(" null file return status");
}
TStatusCode fileStatusCode = fileStatus.getStatusCode();
if (fileStatusCode == null) {
throw new IOException(" null file status code");
}
if (RequestStatusTool.isFailedFileRequestStatus(fileStatus)) {
String error = "retreval of surl " + surl_string + " failed, status = " + fileStatusCode +
" explanation=" + fileStatus.getExplanation();
esay(error);
int indx = pendingSurlsToIndex.remove(surl_string);
setReportFailed(from[indx], to[indx], error);
continue;
}
if (getRequestFileStatus.getTransferURL() != null) {
java.net.URI globusTURL = new java.net.URI(getRequestFileStatus.getTransferURL().toString());
int indx = pendingSurlsToIndex.remove(surl_string);
setReportFailed(from[indx], to[indx], "received TURL, but did not complete transfer");
CopyJob job = new SRMV2CopyJob(globusTURL,
to[indx], srmv2, requestToken, logger, from[indx], true, this);
copier.addCopyJob(job);
continue;
}
if (getRequestFileStatus.getEstimatedWaitTime() != null &&
getRequestFileStatus.getEstimatedWaitTime() < estimatedWaitInSeconds &&
getRequestFileStatus.getEstimatedWaitTime() >= 1) {
estimatedWaitInSeconds = getRequestFileStatus
.getEstimatedWaitTime();
}
}
if(pendingSurlsToIndex.isEmpty()) {
dsay("no more pending transfers, breaking the loop");
Runtime.getRuntime().removeShutdownHook(hook);
break;
}
// do not wait longer then 60 seconds
if(estimatedWaitInSeconds > 60) {
estimatedWaitInSeconds = 60;
}
try {
say("sleeping "+estimatedWaitInSeconds+" seconds ...");
Thread.sleep(estimatedWaitInSeconds * 1000);
} catch(InterruptedException ie) {
}
SrmStatusOfGetRequestRequest srmStatusOfGetRequestRequest =
new SrmStatusOfGetRequestRequest();
srmStatusOfGetRequestRequest.setRequestToken(requestToken);
// we do not know what to expect from the server when
// no surls are specified int the status update request
// so we always are sending the list of all pending srm urls
String [] pendingSurlStrings =
pendingSurlsToIndex.keySet()
.toArray(new String[pendingSurlsToIndex.size()]);
// if we do not have completed file requests
// we want to get status for all files
// we do not need to specify any surls
int expectedResponseLength= pendingSurlStrings.length;
URI surlArray[] = new URI[expectedResponseLength];
for(int i=0;i<expectedResponseLength;++i){
surlArray[i]=new URI(pendingSurlStrings[i]);
}
srmStatusOfGetRequestRequest.setArrayOfSourceSURLs(
new ArrayOfAnyURI(surlArray));
SrmStatusOfGetRequestResponse srmStatusOfGetRequestResponse =
srmv2.srmStatusOfGetRequest(srmStatusOfGetRequestRequest);
if(srmStatusOfGetRequestResponse == null) {
throw new IOException(" null srmStatusOfGetRequestResponse");
}
if(srmStatusOfGetRequestResponse.getArrayOfFileStatuses() == null ) {
String error = "array of RequestFileStatuses is null ";
statusCode = status.getStatusCode();
if(statusCode != null) {
error += " status : "+ statusCode+
" explanation="+status.getExplanation();
}
esay(error);
throw new IOException(error);
}
getRequestFileStatuses =
srmStatusOfGetRequestResponse.getArrayOfFileStatuses().getStatusArray();
if(getRequestFileStatuses == null ||
getRequestFileStatuses.length != expectedResponseLength) {
String error = "incorrect number of RequestFileStatuses";
statusCode = status.getStatusCode();
if(statusCode != null) {
error += " status : "+ statusCode+
" explanation="+status.getExplanation();
}
esay(error);
throw new IOException(error);
}
status = srmStatusOfGetRequestResponse.getReturnStatus();
if(status == null) {
throw new IOException(" null return status");
}
statusCode = status.getStatusCode();
if(statusCode == null) {
throw new IOException(" null status code");
}
if(RequestStatusTool.isFailedRequestStatus(status)){
String error = "srmPrepareToGet update failed, status : "+ statusCode+
" explanation="+status.getExplanation();
esay(error);
for(int i = 0; i<expectedResponseLength;++i) {
TReturnStatus frstatus = getRequestFileStatuses[i].getStatus();
if ( frstatus != null) {
esay("GetFileRequest["+
getRequestFileStatuses[i].getSourceSURL()+
"] status="+frstatus.getStatusCode()+
" explanation="+frstatus.getExplanation()
);
if (!RequestStatusTool.isTransientStateStatus(frstatus)) {
pendingSurlsToIndex.remove(getRequestFileStatuses[i].getSourceSURL().toString());
}
}
}
throw new IOException(error);
}
}
} catch(Exception e) {
try {
if(copier != null) {
dsay("stopping copier");
copier.stop();
abortAllPendingFiles();
}
}catch(Exception e1) {
edsay(e1.toString());
}
throw e;
} finally {
if(copier != null) {
copier.doneAddingJobs();
try {
copier.waitCompletion();
}
catch(Exception e1) {
edsay(e1.toString());
}
}
report.dumpReport();
if(!report.everythingAllRight()){
report.reportErrors(System.err);
}
}
}
// this is called when Ctrl-C is hit, or TERM signal received
@Override
public void run() {
try {
dsay("stopping copier");
copier.stop();
abortAllPendingFiles();
}catch(Exception e) {
logger.elog(e.toString());
}
}
private void abortAllPendingFiles() throws Exception{
if(pendingSurlsToIndex.isEmpty()) {
return;
}
if(requestToken != null) {
String[] surl_strings = pendingSurlsToIndex.keySet()
.toArray(new String[pendingSurlsToIndex.size()]);
int len = surl_strings.length;
say("Releasing all remaining file requests");
URI surlArray[] = new URI[len];
for(int i=0;i<len;++i){
surlArray[i]=new URI(surl_strings[i]);
}
SrmAbortFilesRequest srmAbortFilesRequest = new SrmAbortFilesRequest();
srmAbortFilesRequest.setRequestToken(requestToken);
srmAbortFilesRequest.setArrayOfSURLs(
new ArrayOfAnyURI(surlArray));
SrmAbortFilesResponse srmAbortFilesResponse = srmv2.srmAbortFiles(srmAbortFilesRequest);
if(srmAbortFilesResponse == null) {
logger.elog(" srmAbortFilesResponse is null");
} else {
TReturnStatus returnStatus = srmAbortFilesResponse.getReturnStatus();
if(returnStatus == null) {
esay("srmAbortFiles return status is null");
return;
}
say("srmAbortFiles status code="+returnStatus.getStatusCode());
}
}
}
}