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Chapter 4.
Configuring the LVS Routers with
Piranha Configuration Tool
The Piranha Configuration Tool provides a structured approach to creating the necessary
configuration file for LVS —
operation of the Piranha Configuration Tool and how to activate LVS once configuration is
complete.
Important
The configuration file for LVS follows strict formatting rules. Using the Piranha
Configuration Tool is the best way to prevent syntax errors in the
therefore prevent software failures.
1. Necessary Software
The
service must be running on the primary LVS router to use the Piranha
piranha-gui
Configuration Tool. To configure LVS, you minimally need a text-only Web browser, such as
. If you are accessing the LVS router from another machine, you also need an
links
connection to the primary LVS router as the root user.
While configuring the primary LVS router it is a good idea to keep a concurrent
in a terminal window. This connection provides a secure way to restart
services, configure network packet filters, and monitor
shooting.
The next four sections walk through each of the configuration pages of the Piranha
Configuration Tool and give instructions on using it to set up LVS.
2. Logging Into the Piranha Configuration Tool
When configuring LVS, you should always begin by configuring the primary router with the
Piranha Configuration Tool. To do this,verify that the
administrative password has been set, as described in
Piranha Configuration
If you are accessing the machine locally, you can open
browser to access the Piranha Configuration Tool. Otherwise, type in the hostname or real IP
address for the server followed by
shown in
Figure 4.1, "The Welcome
/etc/sysconfig/ha/lvs.cf
Tool".
. Once the browser connects, you will see the screen
:3636
Panel".
. This chapter describes the basic
pulse
during trouble
/var/log/messages
service is running and an
piranha-gui
Section 2, "Setting a Password for the
http://localhost:3636
and
lvs.cf
ssh
connection
ssh
and other
in a Web
37
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