Internal files of a SafeKit / NGINX load balancing cluster with failover
Go to the
Advanced Configuration tab in the console, for editing these files
Internal files of the Windows farm.safe module
userconfig.xml (
description in the User's Guide)
<!DOCTYPE safe>
<safe>
<service mode="farm" maxloop="3" loop_interval="24">
<!-- Farm topology configuration for the membership protocol -->
<!-- Names or IP addresses on the default network are set during initialization in the console -->
<farm>
<lan name="default" />
</farm>
<!-- Virtual IP Configuration -->
<!-- Replace
* VIRTUAL_IP_ADDR_TO_BE_DEFINED by the IP address of your virtual server
-->
<vip>
<interface_list>
<interface check="on" arpreroute="on">
<virtual_interface type="vmac_directed">
<virtual_addr addr="VIRTUAL_IP_ADDR_TO_BE_DEFINED" where="alias"/>
</virtual_interface>
</interface>
</interface_list>
<loadbalancing_list>
<group name="Windows_Appli">
<!-- Set load-balancing rule on the TCP port of the service to load balance -->
<rule port="TCP_PORT_TO_BE_DEFINED" proto="tcp" filter="on_addr"/>
</group>
</loadbalancing_list>
</vip>
<!-- TCP Checker Configuration -->
<!-- Replace
* VIRTUAL_IP_ADDR_TO_BE_DEFINED by the IP address of your virtual server
* TCP_PORT_TO_BE_DEFINED by the TCP port of the service to check
-->
<check>
<tcp ident="Check_Appli" when="both">
<to
addr="VIRTUAL_IP_ADDR_TO_BE_DEFINED"
port="TCP_PORT_TO_BE_DEFINED"
interval="10"
timeout="5"
/>
</tcp>
</check>
<!-- User scripts activation -->
<user nicestoptimeout="300" forcestoptimeout="300" logging="userlog" />
</service>
</safe>
start_both.cmd
@echo off
rem Script called on all servers for starting applications
rem For logging into SafeKit log use:
rem "%SAFE%\safekit" printi | printe "message"
rem stdout goes into Application log
echo "Running start_both %*"
set res=0
rem Fill with your services start call
set res=%errorlevel%
if %res% == 0 goto end
:stop
set res=%errorlevel%
"%SAFE%\safekit" printe "start_both failed"
rem uncomment to stop SafeKit when critical
rem "%SAFE%\safekit" stop -i "start_both"
:end
stop_both.cmd
@echo off
rem Script called on all servers for stopping application
rem For logging into SafeKit log use:
rem "%SAFE%\safekit" printi | printe "message"
rem ----------------------------------------------------------
rem
rem 2 stop modes:
rem
rem - graceful stop
rem call standard application stop with net stop
rem
rem - force stop (%1=force)
rem kill application's processes
rem
rem ----------------------------------------------------------
rem stdout goes into Application log
echo "Running stop_both %*"
set res=0
rem default: no action on forcestop
if "%1" == "force" goto end
rem Fill with your services stop call
rem If necessary, uncomment to wait for the real stop of services
rem "%SAFEBIN%\sleep" 10
if %res% == 0 goto end
"%SAFE%\safekit" printe "stop_both failed"
:end
Internal files of the Linux farm.safe module
userconfig.xml (
description in the User's Guide)
<!DOCTYPE safe>
<safe>
<service mode="farm" maxloop="3" loop_interval="24">
<!-- Farm topology configuration for the membership protocol -->
<!-- Names or IP addresses on the default network are set during initialization in the console -->
<farm>
<lan name="default" />
</farm>
<!-- Virtual IP Configuration -->
<!-- Replace
* VIRTUAL_IP_ADDR_TO_BE_DEFINED by the IP address of your virtual server
-->
<vip>
<interface_list>
<interface check="on" arpreroute="on">
<virtual_interface type="vmac_directed">
<virtual_addr addr="VIRTUAL_IP_ADDR_TO_BE_DEFINED" where="alias"/>
</virtual_interface>
</interface>
</interface_list>
<loadbalancing_list>
<group name="Windows_Appli">
<!-- Set load-balancing rule on the TCP port of the service to load balance -->
<rule port="TCP_PORT_TO_BE_DEFINED" proto="tcp" filter="on_addr"/>
</group>
</loadbalancing_list>
</vip>
<!-- TCP Checker Configuration -->
<!-- Replace
* VIRTUAL_IP_ADDR_TO_BE_DEFINED by the IP address of your virtual server
* TCP_PORT_TO_BE_DEFINED by the TCP port of the service to check
-->
<check>
<tcp ident="Check_Appli" when="both">
<to
addr="VIRTUAL_IP_ADDR_TO_BE_DEFINED"
port="TCP_PORT_TO_BE_DEFINED"
interval="10"
timeout="5"
/>
</tcp>
</check>
<!-- User scripts activation -->
<user nicestoptimeout="300" forcestoptimeout="300" logging="userlog" />
</service>
</safe>
start_both
#!/bin/sh
# Script called on the primary server for starting application
# For logging into SafeKit log use:
# $SAFE/safekit printi | printe "message"
# stdout goes into Application log
echo "Running start_both $*"
res=0
# Fill with your application start call
if [ $res -ne 0 ] ; then
$SAFE/safekit printe "start_both failed"
# uncomment to stop SafeKit when critical
# $SAFE/safekit stop -i "start_both"
fi
stop_both
#!/bin/sh
# Script called on the primary server for stopping application
# For logging into SafeKit log use:
# $SAFE/safekit printi | printe "message"
#----------------------------------------------------------
#
# 2 stop modes:
#
# - graceful stop
# call standard application stop
#
# - force stop ($1=force)
# kill application's processes
#
#----------------------------------------------------------
# stdout goes into Application log
echo "Running stop_both $*"
res=0
# default: no action on forcestop
[ "$1" = "force" ] && exit 0
# Fill with your application stop call
[ $res -ne 0 ] && $SAFE/safekit printe "stop_both failed"
OEM Software
SafeKit high availability software on Windows and Linux saves on 1/ costly external shared or replicated storage, 2/ load balancing boxes, 3/ enterprise editions of OS and databases
This is not the case with asynchronous replication
