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Helios-2.50_3070
River stage one • 5 direct dependents • 5 total dependents

Changes for version 2.50_3070 - 2012-07-29

  • -helios.pl: Added DOUBLE_CLUTCH_INTERVAL config param to support WORKER_MAX_TTL functionaity. Updated copyright info.

Changes for version 2.50_3060 - 2012-07-28

  • -Fixed Helios::Config->init() RT#78616 -Added Helios::Error::ConfigError exception to throw in case of configuration problems.

Changes for version 2.50_3040 - 2012-07-26

  • -changes to Helios::ObjectDriver::DBI and helios.pl to properly handle database connections between parent and child processes (prevents children from attempting to disconnect parent db connections) -helios.pl: changed new worker_blitz_factor param to WORKER_BLITZ_FACTOR for consistency with OVERDRIVE, HOLD, etc. WORKER_BLITZ_FACTOR is now dynamically updated instead of set only at runtime. -Updated lib/Bundle/Helios.pm so it's proper package name is Bundle::Helios, not Bundle::Helios::Generic (oops).

Changes for version 2.50_2910 - 2012-07-16

  • -Helios::Service: changes to dbConnect(), jobsWaiting() to prevent clobbering of Helios::ObjectDriver::DBI connections in some cases. -Helios::Service: replaced try {} otherwise block with eval {} or do in getFuncidFromDb(). -Updated copyright notices in README and Helios.pm to include notifications of Logical Helion and Six Apart code (the notices were intact on the code in question).

Changes for version 2.50_2860 - 2012-07-15

  • -NEW Helios::Config module to handle parsing of configuration information, and modifications to Helios::Service and helios.pl to use it instead of the old getConfigFromIni() and getConfigFromDb() methods.

Changes for version 2.50_2850 - 2012-07-11

  • -Helios::TheSchwartz and Helios::ObjectDriver::DBI added to implement DBI-level database connection caching. Helios::Service, Helios::Logger, and Helios::Job and helios.pl have been changed to use the new connection handling scheme. -Changed Bundle::Helios::Generic to Bundle::Helios (since the RedHat-specific bundle has been eliminated). -helios.pl: added worker_blitz_factor configuration parameter to allow MAX_WORKERS workers to launch before there are that many jobs available in the job queue.

Documentation

submitJob.pl
CGI script to receive jobs for Helios via HTTP POST
helios.pl
Launch a daemon to service jobs in the Helios job processing system
helios_job_submit.pl
Submit a job to the Helios job processing system from the cmd line
helios_log_clean.pl
Clean old log and history entries from the Helios database
Helios::Tutorial
a tutorial for getting started with Helios

Modules

MP3IndexerService
Stub::StubService
Bundle::Helios
install all Helios related modules
Helios
a distributed job processing system
Helios::Error
a convenience class to import all Helios::Error exception classes
Helios::Error::BaseError
base exception class for Helios services
Helios::Error::ConfigError
exception class for Helios indicating a configuration error occurred
Helios::Error::DatabaseError
exception class for Helios indicating a database error occurred
Helios::Error::Fatal
fatal exception class for Helios indicating a job failed but can be re-attempted
Helios::Error::FatalNoRetry
fatal exception class for Helios indicating a job failed and the error was so serious the job should not be reattempted.
Helios::Error::InvalidArg
exception class for Helios indicating a job's args are invalid
Helios::Error::LoggingError
exception class for Helios indicating an error occurred in the logging subsystem
Helios::Error::Warning
exception class for Helios indicating a job was successful but it encountered errors during processing
Helios::Job
base class for jobs in the Helios job processing system
Helios::Logger
Base class for sending Helios logging information to external loggers
Helios::Logger::Internal
Helios::Logger subclass implementing Helios internal logging
Helios::MetajobBurstService
base class for metajob burst services in Helios
Helios::ObjectDriver::DBI
Data::ObjectDriver subclass for Helios
Helios::Service
base class for services in the Helios job processing system
Helios::TestService
Helios::Service subclass useful for testing
Helios::TheSchwartz
TheSchwartz subclass for Helios

Provides

Helios::Config
in lib/Helios/Config.pm
Helios::ConfigParam
in lib/Helios/ConfigParam.pm
Helios::JobHistory
in lib/Helios/JobHistory.pm
Helios::LogEntry
in lib/Helios/LogEntry.pm
Helios::LogEntry::Levels
in lib/Helios/LogEntry/Levels.pm

Examples

Other files