a2stats.sh

#!/bin/bash
# Author Andrej Vitez
# Utility script for printing very simple Apache and PHP process statistics based on netstat and ps output

function usage() {
  echo -e "usage: $0 toolname\n
Available options:
   proc - count apache processes
   php - count php processes
   port80  - Connections to port 80
   ssl  - Connections to port 443
   count  - Number of connections to port 80
   countssl  - Number of connections to port 443
   ips  - List the remote IPs connecting to your server
   all  - List the uniq remote IPs and the number of connections from each IP
"
}

if [ -z "$1" ]; then
  usage
	exit 0
fi

if [ $1 == "proc" ]; then
  echo "total processes: " $(ps aux | grep -v 'grep' | grep 'apache\|http' | wc -l)
  ps aux | grep -v 'grep' | grep "apache\|httpd"
elif [ $1 == "php" ]; then
  php_bin=$(which php)
  echo "total processes: " $(ps aux | grep -v 'grep' | grep "$php_bin" | wc -l)
  ps aux | grep -v 'grep' | grep "$php_bin"
elif [ $1 == "port80" ]; then
  netstat -alntp | grep ":80"
elif [ $1 == "ssl" ]; then
  netstat -alntp | grep ":443"
elif [ $1 == "count" ]; then
  netstat -alntp | grep ":80" | wc -l
elif [ $1 == "countssl" ]; then
  netstat -alntp | grep ":443" | wc -l
elif [ $1 == "ips" ]; then
  netstat -alntp | awk '{print $5}' | cut -d: -f1 | sort
elif [ $1 == "all" ]; then
 netstat -alntp | awk '{print $5}' | cut -d: -f1 | sort | uniq -c | sort -nk 1
else
  usage
  exit 1
fi