#include <config.h>
#include <ha_impl.h>
#include <ha_log.h>
#include <asiolink/io_service.h>
#include <cc/command_interpreter.h>
#include <dhcpsrv/cfgmgr.h>
#include <dhcpsrv/network_state.h>
#include <exceptions/exceptions.h>
#include <hooks/hooks.h>
#include <process/daemon.h>
#include <sstream>
#include <string>

Include dependency graph for ha_callouts.cc:

Namespaces
namespace	isc
	Defines the logger used by the top-level component of kea-lfc.

namespace	isc::ha

Functions
int	buffer4_receive (CalloutHandle &handle)
	buffer4_receive callout implementation.

int	buffer6_receive (CalloutHandle &handle)
	buffer6_receive callout implementation.

int	command_processed (CalloutHandle &handle)
	command_processed callout implementation.

int	continue_command (CalloutHandle &handle)
	ha-continue command handler implementation.

int	dhcp4_srv_configured (CalloutHandle &handle)
	dhcp4_srv_configured callout implementation.

int	dhcp6_srv_configured (CalloutHandle &handle)
	dhcp6_srv_configured callout implementation.

int	ha_reset_command (CalloutHandle &handle)
	ha-reset command handler implementation.

int	heartbeat_command (CalloutHandle &handle)
	Heartbeat command handler implementation.

int	lease4_server_decline (CalloutHandle &handle)
	lease4_server_decline callout implementation.

int	leases4_committed (CalloutHandle &handle)
	leases4_committed callout implementation.

int	leases6_committed (CalloutHandle &handle)
	leases6_committed callout implementation.

int	load (LibraryHandle &handle)
	This function is called when the library is loaded.

int	maintenance_cancel_command (CalloutHandle &handle)
	ha-maintenance-cancel command handler implementation.

int	maintenance_notify_command (CalloutHandle &handle)
	ha-maintenance-notify command handler implementation.

int	maintenance_start_command (CalloutHandle &handle)
	ha-maintenance-start command handler implementation.

int	multi_threading_compatible ()
	This function is called to retrieve the multi-threading compatibility.

int	scopes_command (CalloutHandle &handle)
	ha-scopes command handler implementation.

int	subnet4_select (CalloutHandle &handle)
	subnet4_select callout implementation.

int	subnet6_select (CalloutHandle &handle)
	subnet6_select callout implementation.

int	sync_command (CalloutHandle &handle)
	ha-sync command handler implementation.

int	sync_complete_notify_command (CalloutHandle &handle)
	ha-sync-complete-notify command handler implementation.

int	unload ()
	This function is called when the library is unloaded.

Variables
HAImplPtr	isc::ha::impl

Function Documentation

◆ buffer4_receive()

int buffer4_receive ( CalloutHandle & handle )

buffer4_receive callout implementation.

Parameters

handle callout handle.

Definition at line 78 of file ha_callouts.cc.

References isc::hooks::CalloutHandle::getStatus(), isc::ha::HA_BUFFER4_RECEIVE_FAILED, isc::ha::ha_logger, isc::ha::impl, LOG_ERROR, and isc::hooks::CalloutHandle::NEXT_STEP_DROP.

Here is the call graph for this function:

◆ buffer6_receive()

int buffer6_receive ( CalloutHandle & handle )

buffer6_receive callout implementation.

Parameters

handle callout handle.

Definition at line 196 of file ha_callouts.cc.

References isc::hooks::CalloutHandle::getStatus(), isc::ha::HA_BUFFER6_RECEIVE_FAILED, isc::ha::ha_logger, isc::ha::impl, LOG_ERROR, isc::hooks::CalloutHandle::NEXT_STEP_DROP, and isc::hooks::CalloutHandle::NEXT_STEP_SKIP.

Here is the call graph for this function:

◆ command_processed()

int command_processed ( CalloutHandle & handle )

command_processed callout implementation.

Parameters

handle callout handle.

Definition at line 261 of file ha_callouts.cc.

References isc::ha::HA_COMMAND_PROCESSED_FAILED, isc::ha::ha_logger, isc::ha::impl, and LOG_ERROR.

◆ continue_command()

int continue_command ( CalloutHandle & handle )

ha-continue command handler implementation.

Definition at line 315 of file ha_callouts.cc.

References isc::ha::HA_CONTINUE_HANDLER_FAILED, isc::ha::ha_logger, isc::ha::impl, and LOG_ERROR.

Referenced by load().

◆ dhcp4_srv_configured()

int dhcp4_srv_configured ( CalloutHandle & handle )

dhcp4_srv_configured callout implementation.

Parameters

handle callout handle.

Definition at line 47 of file ha_callouts.cc.

References isc::db::error, isc::hooks::CalloutHandle::getArgument(), isc::ha::HA_DHCP4_START_SERVICE_FAILED, isc::ha::ha_logger, isc::ha::impl, LOG_ERROR, isc::hooks::CalloutHandle::NEXT_STEP_DROP, isc::hooks::CalloutHandle::setArgument(), and isc::hooks::CalloutHandle::setStatus().

Here is the call graph for this function:

◆ dhcp6_srv_configured()

int dhcp6_srv_configured ( CalloutHandle & handle )

dhcp6_srv_configured callout implementation.

Parameters

handle callout handle.

Definition at line 165 of file ha_callouts.cc.

References isc::db::error, isc::hooks::CalloutHandle::getArgument(), isc::ha::HA_DHCP6_START_SERVICE_FAILED, isc::ha::ha_logger, isc::ha::impl, LOG_ERROR, isc::hooks::CalloutHandle::NEXT_STEP_DROP, isc::hooks::CalloutHandle::setArgument(), and isc::hooks::CalloutHandle::setStatus().

Here is the call graph for this function:

◆ ha_reset_command()

int ha_reset_command ( CalloutHandle & handle )

ha-reset command handler implementation.

Definition at line 367 of file ha_callouts.cc.

References isc::ha::ha_logger, isc::ha::HA_RESET_HANDLER_FAILED, isc::ha::impl, and LOG_ERROR.

Referenced by load().

◆ heartbeat_command()

int heartbeat_command ( CalloutHandle & handle )

Heartbeat command handler implementation.

Definition at line 275 of file ha_callouts.cc.

References isc::ha::HA_HEARTBEAT_HANDLER_FAILED, isc::ha::ha_logger, isc::ha::impl, and LOG_ERROR.

Referenced by load().

◆ lease4_server_decline()

int lease4_server_decline ( CalloutHandle & handle )

lease4_server_decline callout implementation.

Parameters

handle callout handle.

Definition at line 143 of file ha_callouts.cc.

References isc::hooks::CalloutHandle::getStatus(), isc::ha::HA_LEASE4_SERVER_DECLINE_FAILED, isc::ha::ha_logger, isc::ha::impl, LOG_ERROR, isc::hooks::CalloutHandle::NEXT_STEP_DROP, and isc::hooks::CalloutHandle::NEXT_STEP_SKIP.

Here is the call graph for this function:

◆ leases4_committed()

int leases4_committed ( CalloutHandle & handle )

leases4_committed callout implementation.

Parameters

handle callout handle.

Definition at line 121 of file ha_callouts.cc.

References isc::hooks::CalloutHandle::getStatus(), isc::ha::HA_LEASES4_COMMITTED_FAILED, isc::ha::ha_logger, isc::ha::impl, LOG_ERROR, isc::hooks::CalloutHandle::NEXT_STEP_DROP, and isc::hooks::CalloutHandle::NEXT_STEP_SKIP.

Here is the call graph for this function:

◆ leases6_committed()

int leases6_committed ( CalloutHandle & handle )

leases6_committed callout implementation.

Parameters

handle callout handle.

Definition at line 239 of file ha_callouts.cc.

References isc::hooks::CalloutHandle::getStatus(), isc::ha::HA_LEASES6_COMMITTED_FAILED, isc::ha::ha_logger, isc::ha::impl, LOG_ERROR, isc::hooks::CalloutHandle::NEXT_STEP_DROP, and isc::hooks::CalloutHandle::NEXT_STEP_SKIP.

Here is the call graph for this function:

◆ load()

int load ( LibraryHandle & handle )

This function is called when the library is loaded.

Parameters

handle library handle

Returns: 0 when initialization is successful, 1 otherwise

Definition at line 395 of file ha_callouts.cc.

References continue_command(), isc::config::CONTROL_RESULT_ERROR, isc::dhcp::CfgMgr::getFamily(), isc::hooks::LibraryHandle::getParameter(), isc::process::Daemon::getProcName(), isc::ha::HA_CONFIGURATION_FAILED, isc::ha::HA_INIT_OK, isc::ha::ha_logger, isc::ha::HA_MISSING_CONFIGURATION, ha_reset_command(), heartbeat_command(), isc::ha::impl, isc::dhcp::CfgMgr::instance(), isc_throw, LOG_ERROR, LOG_INFO, maintenance_cancel_command(), maintenance_notify_command(), maintenance_start_command(), isc::hooks::LibraryHandle::registerCommandCallout(), scopes_command(), sync_command(), and sync_complete_notify_command().

Here is the call graph for this function:

◆ maintenance_cancel_command()

int maintenance_cancel_command ( CalloutHandle & handle )

ha-maintenance-cancel command handler implementation.

Definition at line 354 of file ha_callouts.cc.

References isc::ha::ha_logger, isc::ha::HA_MAINTENANCE_CANCEL_HANDLER_FAILED, isc::ha::impl, and LOG_ERROR.

Referenced by load().

◆ maintenance_notify_command()

int maintenance_notify_command ( CalloutHandle & handle )

ha-maintenance-notify command handler implementation.

Definition at line 328 of file ha_callouts.cc.

References isc::ha::ha_logger, isc::ha::HA_MAINTENANCE_NOTIFY_HANDLER_FAILED, isc::ha::impl, and LOG_ERROR.

Referenced by load().

◆ maintenance_start_command()

int maintenance_start_command ( CalloutHandle & handle )

ha-maintenance-start command handler implementation.

Definition at line 341 of file ha_callouts.cc.

References isc::ha::ha_logger, isc::ha::HA_MAINTENANCE_START_HANDLER_FAILED, isc::ha::impl, and LOG_ERROR.

Referenced by load().

◆ multi_threading_compatible()

int multi_threading_compatible ( )

This function is called to retrieve the multi-threading compatibility.

Returns: 1 which means compatible with multi-threading.

Definition at line 453 of file ha_callouts.cc.

◆ scopes_command()

int scopes_command ( CalloutHandle & handle )

ha-scopes command handler implementation.

Definition at line 302 of file ha_callouts.cc.

References isc::ha::ha_logger, isc::ha::HA_SCOPES_HANDLER_FAILED, isc::ha::impl, and LOG_ERROR.

Referenced by load().

◆ subnet4_select()

int subnet4_select ( CalloutHandle & handle )

subnet4_select callout implementation.

Parameters

handle callout handle.

Definition at line 99 of file ha_callouts.cc.

References isc::hooks::CalloutHandle::getStatus(), isc::ha::ha_logger, isc::ha::HA_SUBNET4_SELECT_FAILED, isc::ha::impl, LOG_ERROR, and isc::hooks::CalloutHandle::NEXT_STEP_DROP.

Here is the call graph for this function:

◆ subnet6_select()

int subnet6_select ( CalloutHandle & handle )

subnet6_select callout implementation.

Parameters

handle callout handle.

Definition at line 218 of file ha_callouts.cc.

References isc::hooks::CalloutHandle::getStatus(), isc::ha::ha_logger, isc::ha::HA_SUBNET6_SELECT_FAILED, isc::ha::impl, LOG_ERROR, and isc::hooks::CalloutHandle::NEXT_STEP_DROP.

Here is the call graph for this function:

◆ sync_command()

int sync_command ( CalloutHandle & handle )

ha-sync command handler implementation.

Definition at line 289 of file ha_callouts.cc.

References isc::ha::ha_logger, isc::ha::HA_SYNC_HANDLER_FAILED, isc::ha::impl, and LOG_ERROR.

Referenced by load().

◆ sync_complete_notify_command()

int sync_complete_notify_command ( CalloutHandle & handle )

ha-sync-complete-notify command handler implementation.

Definition at line 380 of file ha_callouts.cc.

References isc::ha::ha_logger, isc::ha::HA_SYNC_COMPLETE_NOTIFY_HANDLER_FAILED, isc::ha::impl, and LOG_ERROR.

Referenced by load().

◆ unload()

int unload ( )

This function is called when the library is unloaded.

Returns: 0 if deregistration was successful, 1 otherwise

Definition at line 444 of file ha_callouts.cc.

References isc::ha::HA_DEINIT_OK, isc::ha::ha_logger, isc::ha::impl, and LOG_INFO.

Namespaces

Functions

Variables

Function Documentation

◆ buffer4_receive()

◆ buffer6_receive()

◆ command_processed()

◆ continue_command()

◆ dhcp4_srv_configured()

◆ dhcp6_srv_configured()

◆ ha_reset_command()

◆ heartbeat_command()

◆ lease4_server_decline()

◆ leases4_committed()

◆ leases6_committed()

◆ load()

◆ maintenance_cancel_command()

◆ maintenance_notify_command()

◆ maintenance_start_command()

◆ multi_threading_compatible()

◆ scopes_command()

◆ subnet4_select()

◆ subnet6_select()

◆ sync_command()

◆ sync_complete_notify_command()

◆ unload()