gather various information regarding varnish

varnish_gather

#!/bin/sh
# varnish_gather - Gather debug information for varnish issues
# Copyright (C) 2010 Kristian Lyngstol
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
#
#
# Mostly harmless.

if [ -z "$1" ]; then
echo 1>&2 "WARNING: Without a hostname:port for the admin interface, this script is less useful"
echo 1>&2 "Typical usage: ./varnish_gather localhost:6082"
sleep 5;
fi

ITEM=0

banner()
{
echo "--------------------------------"
echo "Item $ITEM: $*"
echo
ITEM=$(( $ITEM + 1 ))
}

mycat()
{
if [ -r $1 ]; then
banner "File: $1"
cat $1
fi
}

banner dmesg
dmesg

banner logs
mycat /var/log/dmesg

for a in /var/log/messages /var/log/syslog; do
if [ -r $a ]; then
banner "Filtered log: $a"
grep varnish $a
fi
done

mycat /proc/cpuinfo
mycat /proc/version

banner Memory usage
free -m

banner Vmstat 5x5
vmstat 5 5

banner Process scan
ps aux | egrep '(varnish|apache|mysql|nginx)'

banner varnishstat
varnishstat -1

if [ ! -z "$2" ]; then
banner "varnishstat for $2"
varnishstat -1 -n $2;
fi

banner mount
mount

banner netstat
netstat -nlpt

banner netstat2
netstat -np

mycat /etc/default/varnish
mycat /etc/sysconfig/varnish

banner "Local files"
find /usr/local -name varnish

if [ ! -z $1 ]; then
banner "Varnishadm tinkering"
varnishadm -T $1 vcl.list
varnishadm -T $1 vcl.show boot
varnishadm -T $1 param.show
varnishadm -T $1 purge.list
else
banner "NO ADMINPORT SUPPLIED"
fi

banner "End"