wrench::HostStateChangeDetector Class Reference
A service that detects and reports on host state changes (turned on, turned off) More...
#include <HostStateChangeDetector.h>
Inheritance diagram for wrench::HostStateChangeDetector:
Public Member Functions | |
| HostStateChangeDetector (std::string host_on_which_to_run, std::vector< std::string > hosts_to_monitor, bool notify_when_turned_on, bool notify_when_turned_off, bool notify_when_speed_change, std::shared_ptr< S4U_Daemon > creator, std::string mailbox_to_notify, std::map< std::string, std::string > property_list={}) | |
| Constructor. More... | |
| void | kill () |
| Kill the service. | |
 Public Member Functions inherited from wrench::Service | |
| void | assertServiceIsUp () |
| Throws an exception if the service is not up. More... | |
| std::string | getHostname () |
| Get the name of the host on which the service is / will be running. More... | |
| double | getMessagePayloadValue (std::string) |
| Get a message payload of the Service as a double. More... | |
| double | getNetworkTimeoutValue () |
| Returns the service's network timeout value. More... | |
| bool | getPropertyValueAsBoolean (std::string) |
| Get a property of the Service as a boolean. More... | |
| double | getPropertyValueAsDouble (std::string) |
| Get a property of the Service as a double. More... | |
| std::string | getPropertyValueAsString (std::string) |
| Get a property of the Service as a string. More... | |
| unsigned long | getPropertyValueAsUnsignedLong (std::string) |
| Get a property of the Service as an unsigned long. More... | |
| bool | isUp () |
| Returns true if the service is UP, false otherwise. More... | |
| void | resume () |
| Resume the service. More... | |
| void | setNetworkTimeoutValue (double value) |
| Sets the service's network timeout value. More... | |
| void | setStateToDown () |
| Set the state of the service to DOWN. | |
| void | start (std::shared_ptr< Service > this_service, bool daemonize, bool auto_restart) |
| Start the service. More... | |
| virtual void | stop () |
| Synchronously stop the service (does nothing if the service is already stopped) More... | |
| void | suspend () |
| Suspend the service. | |
| Public Member Functions inherited from wrench::S4U_Daemon | |
| S4U_Daemon (std::string hostname, std::string process_name_prefix, std::string mailbox_prefix) | |
| Constructor (daemon with a mailbox) More... | |
| virtual | ~S4U_Daemon () |
| void | createLifeSaver (std::shared_ptr< S4U_Daemon > reference) |
| Create a life saver for the daemon. More... | |
| std::string | getName () |
| Retrieve the process name. More... | |
| int | getReturnValue () |
| Returns the value returned by main() (if the daemon has returned from main) More... | |
| S4U_Daemon::State | getState () |
| Get the daemon's state. More... | |
| bool | hasReturnedFromMain () |
| Returns true if the daemon has returned from main() (i.e., not brutally killed) More... | |
| bool | isDaemonized () |
| Return the daemonized status of the daemon. More... | |
| bool | isSetToAutoRestart () |
| Return the auto-restart status of the daemon. More... | |
| std::pair< bool, int > | join () |
| Join (i.e., wait for) the daemon. More... | |
| void | resumeActor () |
| Resume the daemon/actor. | |
| void | setupOnExitFunction () |
| Sets up the on_exit functionf for the actor. | |
| void | startDaemon (bool daemonized, bool auto_restart) |
| Start the daemon. More... | |
| void | suspendActor () |
| Suspend the daemon/actor. | |
Additional Inherited Members | |
| Public Types inherited from wrench::S4U_Daemon | |
| enum | State { UP, DOWN, SUSPENDED } |
| Daemon states. More... | |
| Static Public Member Functions inherited from wrench::Service | |
| static void | cleanupTrackedServices () |
| Go through the tracked services and remove all entries with a refcount of 1! | |
| static void | clearTrackedServices () |
| Forget all tracked services. | |
| static void | increaseNumCompletedServicesCount () |
| Increase the completed service count. | |
| Public Attributes inherited from wrench::S4U_Daemon | |
| std::string | hostname |
| The name of the host on which the daemon is running. | |
| std::string | initial_mailbox_name |
| The initial name of the daemon's mailbox. | |
| LifeSaver * | life_saver = nullptr |
| The daemon's life saver. | |
| std::string | mailbox_name |
| The current name of the daemon's mailbox. | |
| std::string | process_name |
| The name of the daemon. | |
| Simulation * | simulation |
| a pointer to the simulation object | |
| Protected Member Functions inherited from wrench::Service | |
| Service (std::string hostname, std::string process_name_prefix, std::string mailbox_name_prefix) | |
| Constructor. More... | |
| ~Service () | |
| Destructor. | |
| template<class T > | |
| std::shared_ptr< T > | getSharedPtr () |
| Method to retrieve the shared_ptr to a service. More... | |
| void | serviceSanityCheck () |
| Check whether the service is properly configured and running. More... | |
| void | setMessagePayload (std::string, double) |
| Set a message payload of the Service. More... | |
| void | setMessagePayloads (std::map< std::string, double > default_messagepayload_values, std::map< std::string, double > overriden_messagepayload_values) |
| Set default and user-defined message payloads. More... | |
| void | setProperties (std::map< std::string, std::string > default_property_values, std::map< std::string, std::string > overriden_property_values) |
| Set default and user-defined properties. More... | |
| void | setProperty (std::string, std::string) |
| Set a property of the Service. More... | |
| Protected Member Functions inherited from wrench::S4U_Daemon | |
| void | acquireDaemonLock () |
| Lock the daemon's lock. | |
| void | killActor () |
| Kill the daemon/actor (does nothing if already dead) More... | |
| void | releaseDaemonLock () |
| Unlock the daemon's lock. | |
| void | runMainMethod () |
| Method that run's the user-defined main method (that's called by the S4U actor class) | |
| Static Protected Member Functions inherited from wrench::Service | |
| static void | assertServiceIsUp (std::shared_ptr< Service > s) |
| Assert for the service being up. More... | |
| template<class T > | |
| static std::shared_ptr< T > | getServiceByName (std::string name) |
| Method to retrieve the shared_ptr to a service based on the service's name (not efficient) More... | |
| Protected Attributes inherited from wrench::Service | |
| std::map< std::string, double > | messagepayload_list |
| The service's messagepayload list. | |
| std::string | name |
| The service's name. | |
| double | network_timeout = 30.0 |
| The time (in seconds) after which a service that doesn't send back a reply (control) message causes a NetworkTimeOut exception. (default: 30 second; if <0 never timeout) | |
| std::map< std::string, std::string > | property_list |
| The service's property list. | |
| Protected Attributes inherited from wrench::S4U_Daemon | |
| unsigned int | num_starts = 0 |
| The number of time that this daemon has started (i.e., 1 + number of restarts) | |
| State | state |
| The service's state. | |
Detailed Description
A service that detects and reports on host state changes (turned on, turned off)
Constructor & Destructor Documentation
◆ HostStateChangeDetector()
|
explicit |
Constructor.
- Parameters
-
host_on_which_to_run hosts on which this service runs hosts_to_monitor the list of hosts to monitor notify_when_turned_on whether to send a notifications when hosts turn on notify_when_turned_off whether to send a notifications when hosts turn off notify_when_speed_change whether to send a notification when hosts change speed creator the service that created this service (when its creator dies, so does this service) mailbox_to_notify the mailbox to notify property_list a property list
The documentation for this class was generated from the following files:
- HostStateChangeDetector.h
- HostStateChangeDetector.cpp