Arc::MCC_Status ARexService::MigrateActivity(ARexGMConfig& config,Arc::XMLNode in,Arc::XMLNode out,const std::string& clientid) {
/*
MigrateActivity
ActivityIdentifier (wsa:EndpointReferenceType)
ActivityDocument
jsdl:JobDefinition
ForceMigration
MigrateActivityResponse
ActivityIdentifier (wsa:EndpointReferenceType)
ActivityDocument
jsdl:JobDefinition
NotAuthorizedFault
NotAcceptingNewActivitiesFault
UnsupportedFeatureFault
InvalidRequestMessageFault
*/
{
std::string s;
in.GetXML(s);
logger_.msg(Arc::VERBOSE, "MigrateActivity: request = \n%s", s);
};
Arc::WSAEndpointReference id(in["ActivityIdentifier"]);
if(!(Arc::XMLNode)id) {
// Wrong request
logger_.msg(Arc::ERROR, "MigrateActivitys: no ActivityIdentifier found");
Arc::SOAPFault fault(out.Parent(),Arc::SOAPFault::Sender,"Can't find ActivityIdentifier element in request");
InvalidRequestMessageFault(fault,"jsdl:ActivityIdentifier","Element is missing");
out.Destroy();
return Arc::MCC_Status();
};
std::string migrateid = Arc::WSAEndpointReference(id).Address() + "/" + (std::string)Arc::WSAEndpointReference(id).ReferenceParameters()["a-rex:JobID"];
if(migrateid.empty()) {
// EPR is wrongly formated or not an A-REX EPR
logger_.msg(Arc::ERROR, "MigrateActivity: EPR contains no JobID");
Arc::SOAPFault fault(out.Parent(),Arc::SOAPFault::Sender,"Can't find JobID element in ActivityIdentifier");
InvalidRequestMessageFault(fault,"a-rex:JobID","Element is missing");
out.Destroy();
return Arc::MCC_Status();
};
// HPC Basic Profile 1.0 comply (these fault handlings are defined in the KnowARC standards
// conformance roadmap 2nd release)
// End of the HPC BP 1.0 fault handling part
std::string delegation;
Arc::XMLNode delegated_token = in["arcdeleg:DelegatedToken"];
if(delegated_token) {
// Client wants to delegate credentials
if(!delegation_stores_.DelegatedToken(config.GmConfig().DelegationDir(),delegated_token,config.GridName(),delegation)) {
// Failed to accept delegation (report as bad request)
logger_.msg(Arc::ERROR, "MigrateActivity: Failed to accept delegation");
Arc::SOAPFault fault(out.Parent(),Arc::SOAPFault::Sender,"Failed to accept delegation");
InvalidRequestMessageFault(fault,"arcdeleg:DelegatedToken","This token does not exist");
out.Destroy();
return Arc::MCC_Status();
};
};
if( !(in["ActivityDocument"]["JobDefinition"])) {
/*
// First try to get job desc from old cluster
logger_.msg(Arc::VERBOSE, "MigrateActivity: no job description found try to get it from old cluster");
Arc::MCCConfig cfg;
// TODO:
//if (!proxyPath.empty())
cfg.AddProxy(delegation);
//if (!certificatePath.empty())
//cfg.AddCertificate(certificatePath);
//if (!keyPath.empty())
//cfg.AddPrivateKey(keyPath);
//if (!caCertificatesDir.empty())
//cfg.AddCADir(caCertificatesDir);
Arc::URL url(migrateid);
Arc::PathIterator pi(url.Path(), true);
url.ChangePath(*pi);
Arc::AREXClient ac(url, cfg);
Arc::NS ns;
ns["a-rex"] = "http://www.nordugrid.org/schemas/a-rex";
ns["bes-factory"] = "http://schemas.ggf.org/bes/2006/08/bes-factory";
ns["wsa"] = "http://www.w3.org/2005/08/addressing";
ns["jsdl"] = "http://schemas.ggf.org/jsdl/2005/11/jsdl";
ns["jsdl-posix"] = "http://schemas.ggf.org/jsdl/2005/11/jsdl-posix";
ns["jsdl-arc"] = "http://www.nordugrid.org/ws/schemas/jsdl-arc";
ns["jsdl-hpcpa"] = "http://schemas.ggf.org/jsdl/2006/07/jsdl-hpcpa";
Arc::XMLNode id(ns, "ActivityIdentifier");
id.NewChild("wsa:Address") = url.str();
id.NewChild("wsa:ReferenceParameters").NewChild("a-rex:JobID") = pi.Rest();
std::string idstr;
id.GetXML(idstr);
std::string desc_str;
if (ac.getdesc(idstr,desc_str)){
Arc::JobDescription desc;
desc.setSource(desc_str);
if (desc.isValid()) {
logger_.msg(Arc::INFO,"Valid job description obtained");
if ( !( in["ActivityDocument"] ) ) in.NewChild("bes-factory:ActivityDocument");
Arc::XMLNode XMLdesc;
desc.getXML(XMLdesc);
in["ActivityDocument"].NewChild(XMLdesc);
} else {
// Wrongly formatted job description
logger_.msg(Arc::ERROR, "MigrateActivity: job description could not be fetch from old cluster");
Arc::SOAPFault fault(out.Parent(),Arc::SOAPFault::Sender,"Can't find JobDefinition element in request");
InvalidRequestMessageFault(fault,"jsdl:JobDefinition","Element is missing");
out.Destroy();
return Arc::MCC_Status();
}
}
*/
//else {
// Not able to get job description
logger_.msg(Arc::ERROR, "MigrateActivity: no job description found");
//logger_.msg(Arc::ERROR, "MigrateActivity: job description could not be fetch from old cluster");
Arc::SOAPFault fault(out.Parent(),Arc::SOAPFault::Sender,"Can't find JobDefinition element in request");
InvalidRequestMessageFault(fault,"jsdl:JobDefinition","Element is missing");
out.Destroy();
return Arc::MCC_Status();
//}
};
Arc::XMLNode jsdl = in["ActivityDocument"]["JobDefinition"];
Arc::NS ns;
// Creating migration XMLNode
Arc::XMLNode migration(ns, "Migration");
migration.NewChild("ActivityIdentifier") = migrateid;
if( (bool)in["ForceMigration"]){
migration.NewChild("ForceMigration") = (std::string)in["ForceMigration"];
} else {
migration.NewChild("ForceMigration") = "true";
}
std::string migrationStr;
migration.GetDoc(migrationStr, true);
logger_.msg(Arc::INFO, "Migration XML sent to AREXJob: %s", migrationStr);
JobIDGeneratorARC idgenerator(config.Endpoint());
ARexJob job(jsdl,config,delegation,clientid,logger_,idgenerator,migration);
if(!job) {
ARexJobFailure failure_type = job;
std::string failure = job.Failure();
switch(failure_type) {
case ARexJobDescriptionUnsupportedError: {
Arc::SOAPFault fault(out.Parent(),Arc::SOAPFault::Sender,"Unsupported feature in job description");
UnsupportedFeatureFault(fault,failure);
}; break;
case ARexJobDescriptionMissingError: {
Arc::SOAPFault fault(out.Parent(),Arc::SOAPFault::Sender,"Missing needed element in job description");
UnsupportedFeatureFault(fault,failure);
}; break;
case ARexJobDescriptionLogicalError: {
std::string element;
std::string::size_type pos = failure.find(' ');
if(pos != std::string::npos) {
element=failure.substr(0,pos);
failure=failure.substr(pos+1);
};
Arc::SOAPFault fault(out.Parent(),Arc::SOAPFault::Sender,"Logical error in job description");
InvalidRequestMessageFault(fault,element,failure);
}; break;
default: {
logger_.msg(Arc::ERROR, "MigrateActivity: Failed to migrate new job: %s",failure);
// Failed to migrate new job (no corresponding BES fault defined - using generic SOAP error)
logger_.msg(Arc::ERROR, "MigrateActivity: Failed to migrate new job");
Arc::SOAPFault fault(out.Parent(),Arc::SOAPFault::Sender,("Failed to migrate new activity: "+failure).c_str());
GenericFault(fault);
}; break;
};
out.Destroy();
return Arc::MCC_Status();
};
// Make SOAP response
Arc::WSAEndpointReference identifier(out.NewChild("bes-factory:ActivityIdentifier"));
// Make job's ID
identifier.Address(config.Endpoint()); // address of service
identifier.ReferenceParameters().NewChild("a-rex:JobID")=job.ID();
identifier.ReferenceParameters().NewChild("a-rex:JobSessionDir")=config.Endpoint()+"/"+job.ID();
out.NewChild(in["ActivityDocument"]);
logger_.msg(Arc::VERBOSE, "MigrateActivity finished successfully");
{
std::string s;
out.GetXML(s);
logger_.msg(Arc::VERBOSE, "MigrateActivity: response = \n%s", s);
};
/* Needs to kill old job */
return Arc::MCC_Status(Arc::STATUS_OK);
}
Arc::MCC_Status ARexService::ChangeActivityStatus(ARexGMConfig& config,Arc::XMLNode in,Arc::XMLNode out) {
/*
ChangeActivityStatus
ActivityIdentifier (wsa:EndpointReferenceType)
OldStatus (a-rex,optional)
attribute = state (bes-factory:ActivityStateEnumeration)
NewStatus (a-rex)
attribute = state (bes-factory:ActivityStateEnumeration)
ChangeActivityStatusResponse
NewStatus (a-rex)
attribute = state (bes-factory:ActivityStateEnumeration)
NotAuthorizedFault
InvalidActivityIdentifierFault
CantApplyOperationToCurrentStateFault
*/
{
std::string s;
in.GetXML(s);
logger_.msg(Arc::VERBOSE, "ChangeActivityStatus: request = \n%s", s);
};
Arc::WSAEndpointReference id(in["ActivityIdentifier"]);
if(!(Arc::XMLNode)id) {
// Wrong request
logger_.msg(Arc::ERROR, "ChangeActivityStatus: no ActivityIdentifier found");
Arc::SOAPFault fault(out.Parent(),Arc::SOAPFault::Sender,"Can't find ActivityIdentifier element in request");
InvalidRequestMessageFault(fault,"jsdl:ActivityIdentifier","Element is missing");
out.Destroy();
return Arc::MCC_Status(Arc::STATUS_OK);
};
std::string jobid = Arc::WSAEndpointReference(id).ReferenceParameters()["a-rex:JobID"];
if(jobid.empty()) {
// EPR is wrongly formated or not an A-REX EPR
logger_.msg(Arc::ERROR, "ChangeActivityStatus: EPR contains no JobID");
Arc::SOAPFault fault(out.Parent(),Arc::SOAPFault::Sender,"Can't find JobID element in ActivityIdentifier");
InvalidRequestMessageFault(fault,"a-rex:JobID","Element is missing");
out.Destroy();
return Arc::MCC_Status(Arc::STATUS_OK);
};
ARexJob job(jobid,config,logger_);
if(!job) {
// There is no such job
std::string failure = job.Failure();
logger_.msg(Arc::ERROR, "ChangeActivityStatus: no job found: %s",failure);
Arc::SOAPFault fault(out.Parent(),Arc::SOAPFault::Sender,"Can't find requested Activity");
UnknownActivityIdentifierFault(fault,"No corresponding Activity found");
out.Destroy();
return Arc::MCC_Status(Arc::STATUS_OK);
};
// Old State
Arc::XMLNode old_state = in["OldStatus"];
std::string old_bes_state = old_state.Attribute("state");
std::string old_arex_state = old_state["a-rex:state"];
// New state
Arc::XMLNode new_state = in["NewStatus"];
if(!new_state) {
// Wrong request
logger_.msg(Arc::ERROR, "ChangeActivityStatus: missing NewStatus element");
Arc::SOAPFault fault(out.Parent(),Arc::SOAPFault::Sender,"Missing NewStatus element in request");
InvalidRequestMessageFault(fault,"a-rex:NewStatus","Element is missing");
out.Destroy();
return Arc::MCC_Status(Arc::STATUS_OK);
};
std::string new_bes_state = new_state.Attribute("state");
std::string new_arex_state = new_state["a-rex:state"];
// Take renewed proxy if supplied
std::string delegation;
Arc::XMLNode delegated_token = new_state["arcdeleg:DelegatedToken"];
if(delegated_token) {
if(!delegation_stores_.DelegatedToken(config.GmConfig().DelegationDir(),delegated_token,config.GridName(),delegation)) {
// Failed to accept delegation (report as bad request)
logger_.msg(Arc::ERROR, "ChangeActivityStatus: Failed to accept delegation");
Arc::SOAPFault fault(out.Parent(),Arc::SOAPFault::Sender,"Failed to accept delegation");
InvalidRequestMessageFault(fault,"arcdeleg:DelegatedToken","This token does not exist");
out.Destroy();
return Arc::MCC_Status(Arc::STATUS_OK);
};
};
bool pending = false;
std::string gm_state = job.State(pending);
bool failed = job.Failed();
std::string bes_state("");
std::string arex_state("");
convertActivityStatus(gm_state,bes_state,arex_state,failed,pending);
// Old state in request must be checked against current one
if((!old_bes_state.empty()) && (old_bes_state != bes_state)) {
logger_.msg(Arc::ERROR, "ChangeActivityStatus: old BES state does not match");
Arc::SOAPFault fault(out.Parent(),Arc::SOAPFault::Sender,"OldStatus is not same as current status");
CantApplyOperationToCurrentStateFault(fault,gm_state,failed,"OldStatus does not match");
out.Destroy();
return Arc::MCC_Status(Arc::STATUS_OK);
};
if((!old_arex_state.empty()) && (old_arex_state != arex_state)) {
logger_.msg(Arc::ERROR, "ChangeActivityStatus: old A-REX state does not match");
Arc::SOAPFault fault(out.Parent(),Arc::SOAPFault::Sender,"OldStatus is not same as current status");
CantApplyOperationToCurrentStateFault(fault,gm_state,failed,"OldStatus does not match");
out.Destroy();
return Arc::MCC_Status(Arc::STATUS_OK);
};
// Check for allowed combinations
if((new_bes_state == "Finished") &&
((new_arex_state.empty()) || (new_arex_state == "Killing"))) {
// Request to cancel job
if((gm_state != "FINISHED") &&
(gm_state != "CANCELING") &&
(gm_state != "DELETED")) job.Cancel();
} else
if((new_bes_state == "Finished") &&
(new_arex_state == "Deleted")) {
// Request to clean job
if((gm_state != "FINISHED") &&
(gm_state != "CANCELING") &&
(gm_state != "DELETED")) job.Cancel();
job.Clean();
} else
if((new_bes_state == "Running") &&
(new_arex_state.empty())) { // Not supporting resume into user-defined state
// Request to resume job
if(!job.UpdateCredentials(delegation)) {
logger_.msg(Arc::ERROR, "ChangeActivityStatus: Failed to update credentials");
Arc::SOAPFault fault(out.Parent(),Arc::SOAPFault::Sender,"Internal error: Failed to update credentials");
out.Destroy();
return Arc::MCC_Status(Arc::STATUS_OK);
};
if(!job.Resume()) {
logger_.msg(Arc::ERROR, "ChangeActivityStatus: Failed to resume job");
Arc::SOAPFault fault(out.Parent(),Arc::SOAPFault::Sender,"Internal error: Failed to resume activity");
out.Destroy();
return Arc::MCC_Status(Arc::STATUS_OK);
};
} else {
logger_.msg(Arc::ERROR, "ChangeActivityStatus: State change not allowed: from %s/%s to %s/%s",
bes_state.c_str(),arex_state.c_str(),new_bes_state.c_str(),new_arex_state.c_str());
Arc::SOAPFault fault(out.Parent(),Arc::SOAPFault::Sender,"Requested status transition is not supported");
CantApplyOperationToCurrentStateFault(fault,gm_state,failed,"Requested status transition is not supported");
out.Destroy();
return Arc::MCC_Status(Arc::STATUS_OK);
};
// Make response
// TODO:
// Updating currenst job state
gm_state=job.State(pending);
failed=job.Failed();
convertActivityStatus(gm_state,bes_state,arex_state,failed,pending);
Arc::XMLNode state = out.NewChild("a-rex:NewStatus");
state.NewAttribute("bes-factory:state")=bes_state;
state.NewChild("a-rex:state")=arex_state;
{
std::string s;
out.GetXML(s);
logger_.msg(Arc::VERBOSE, "ChangeActivityStatus: response = \n%s", s);
};
return Arc::MCC_Status(Arc::STATUS_OK);
}