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Showing content from http://www.ncbi.nlm.nih.gov/IEB/ToolBox/CPP_DOC/doxyhtml/netschedule__api__reader_8cpp_source.html below:

NCBI C++ ToolKit: src/connect/services/netschedule_api_reader.cpp Source File

37 #define NCBI_USE_ERRCODE_X ConnServ_NetSchedule 54

eNumberOfRequiredFields

59  switch

(field->name[0]) {

61  if

(field->name ==

"job_key"

) {

62

job.

job_id

= field->value;

63

job_fields |= (1 << eJobKey);

68  if

(field->name ==

"status"

) {

75  if

(field->name ==

"auth_token"

) {

78

}

else if

(field->name ==

"affinity"

)

83  if

(field->name ==

"client_ip"

)

85  else if

(field->name ==

"client_sid"

)

90  if

(field->name ==

"ncbi_phid"

)

92  else if

(field->name ==

"no_more_jobs"

) {

99  return

job_fields == (1 << eNumberOfRequiredFields) - 1;

104  const string

& prio_aff_list,

110  bool

no_more_jobs =

true

;

112  string cmd

(

"READ2 reader_aff=0 "

);

113  bool

prioritized_aff =

false

;

116  cmd

.append(

"any_aff=0 aff="

);

118

}

else if

(!prio_aff_list.empty()) {

119

prioritized_aff =

true

;

125  cmd

.append(

"any_aff=1 aff="

);

127  cmd

.append(

"any_aff=0 aff="

);

130  cmd

.append(prio_aff_list);

132  cmd

.append(

"any_aff=1"

);

138  cmd

.append(

" group="

);

144  if

(prioritized_aff) {

145  cmd

.append(

" prioritized_aff=1"

);

153

job_status, &no_more_jobs);

168  string cmd

=

"RDRB job_key="

;

170  cmd

+=

" auth_token="

;

172  cmd

+=

" blacklist=0"

;

175

m_API->ExecOnJobServer(job,

cmd

,

eOn

);

180  if

(m_API->m_NotificationThread->m_ReadNotifications.Wait(deadline)) {

181  return

ReadNotifications();

192  if

(m_API->m_NotificationThread->m_ReadNotifications.GetNextNotification(

194

m_API->GetServerByNode(ns_node, &server);

227  const bool

any_affinity = explicit_affinity || !affinity_ladder;

229  if

(explicit_affinity && affinity_ladder) {

230  ERR_POST

(

Warning

<<

"Both explicit affinity and affinity ladder are provided, the latter will be ignored"

);

233  switch

(

m_Timeline

.GetJob(deadline, *job, job_status, any_affinity)) {

260  return m_Impl

->ReadNextJob(job, job_status, timeout);

266  m_Impl

->InterruptReading();

CTimeout – Timeout interval.

CNetServer WaitForNotifications(const CDeadline &deadline)

bool CheckEntry(SEntry &entry, const string &prio_aff_list, bool any_affinity, CNetScheduleJob &job, CNetScheduleAPI::EJobStatus *job_status)

void ReturnJob(CNetScheduleJob &job)

bool MoreJobs(const SEntry &entry)

CNetServer ReadNotifications()

#define ITERATE(Type, Var, Cont)

ITERATE macro to sequence through container elements.

#define ERR_POST(message)

Error posting with file, line number information but without error codes.

void Warning(CExceptionArgs_Base &args)

EJobStatus

Job status codes.

void InterruptReading()

Abort waiting for a completed job in the above method.

EReadNextJobResult ReadNextJob(CNetScheduleJob *job, CNetScheduleAPI::EJobStatus *job_status, const CTimeout *timeout=NULL)

Wait and return the next completed job.

EReadNextJobResult

Possible outcomes of ReadNextJob() calls.

static EJobStatus StringToStatus(const CTempString &status_str)

Parse status string into enumerator value.

string job_id

Output job key.

@ eRNJ_NotReady

No matching jobs are ready for reading.

@ eRNJ_JobReady

A job is returned.

@ eRNJ_NoMoreJobs

No matching jobs.

@ eRNJ_Interrupt

ReadNextJob() has been interrupted.

#define END_NCBI_SCOPE

End previously defined NCBI scope.

#define BEGIN_NCBI_SCOPE

Define ncbi namespace.

static bool StringToBool(const CTempString str)

Convert string to bool.

const TArgs & GetArgs(void) const

Get the const list of arguments.

static bool s_ParseReadJobResponse(const string &response, CNetScheduleJob &job, CNetScheduleAPI::EJobStatus *job_status, bool *no_more_jobs)

void g_AppendClientIPSessionIDHitID(string &cmd)

SSocketAddress server_address

CNetScheduleExecutor::EJobAffinityPreference m_AffinityPreference

CNetScheduleGetJob::TAffinityLadder m_AffinityLadder

CRef< SNetScheduleNotificationThread > m_NotificationThread

void x_StartNotificationThread()

CNetScheduleGetJobImpl< CImpl > m_Timeline

CNetScheduleJobReader::EReadNextJobResult ReadNextJob(CNetScheduleJob *job, CNetScheduleAPI::EJobStatus *job_status, const CTimeout *timeout)

void CmdAppendPortAndTimeout(string *cmd, unsigned remaining_seconds)

SServerNotifications m_ReadNotifications

CNetServer::SExecResult ConnectAndExec(const string &cmd, bool multiline_output, bool retry_on_exception=false)

CNetServer GetServer(SSocketAddress server_address)


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