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#	pha - Perl High Availability Toolkit       #
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Software to keep scriptable service(s) alive on one of two nodes.


In this development example it is an virtual IP and the http service scripted trough the shell scripts in ./res/.

folders & files: 
./README

# pha configuration file
./etc/config

# programms
./bin/pha-cli.pl
./bin/pha-supervise.pl
./bin/pha-receiver.pl
./bin/pha-sender.pl

# Libary with common functions, used by pha-*.pl
./lib/pha.pm

# pids and logs
./var/run/
./var/log.*

# ressource scripts, look into test for an example what they must provide! (start, stop, check)
./res/
./res/service
./res/ipaddr
./res/test



# 
# set a nice shell prompt status indicator:
#
# this one would work with bash, place it in your profile,
# may be .bashrc, .profile or .bash_profile
#
# or even global in /etc/bashrc or /etc/profile
#

getPromptStatus()
{
        ls /opt/pha/var/run/{receiver,sender,supervise} >/dev/null 2>&1
        if [ $? != 0 ]; then
                status='NOTRUNNING'
        else
                if [ "$(/opt/pha/bin/getst.pl 2>/dev/null)" == "ONLINE" ]; then
                        status='Active'
                else
                        status='Standby'
                fi
        fi
        echo $status
}
# the PS1 is to set somewhere in bashrc  or profile, some examples:

# debian 
# PS1="${debian_chroot:+($debian_chroot)}\u@\h:[\$(getPromptStatus)] \w\$ "

# RHEL 5 like
# PS1="[\u@\h:\$(getPromptStatus)] \W \\$ "