#!@perlbin@ # # Copyright 2001-2004 The Apache Software Foundation # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. # # # Log Server Status # Mark J Cox, UK Web Ltd 1996, mark ukweb.com # # This script is designed to be run at a frequent interval by something # like cron. It connects to the server and downloads the status # information. It reformats the information to a single line and logs # it to a file. Make sure the directory $wherelog is writable by the # user who runs this script. # require 'sys/socket.ph'; $wherelog = "/var/log/graph/"; # Logs will be like "/var/log/graph/19960312" $server = "localhost"; # Name of server, could be "www.foo.com" $port = "80"; # Port on server $request = "/status/?auto"; # Request to send sub tcp_connect { local($host,$port) =@_; $sockaddr='S n a4 x8'; chop($hostname=`hostname`); $port=(getservbyname($port, 'tcp'))[2] unless $port =~ /^\d+$/; $me=pack($sockaddr,&AF_INET,0,(gethostbyname($hostname))[4]); $them=pack($sockaddr,&AF_INET,$port,(gethostbyname($host))[4]); socket(S,&PF_INET,&SOCK_STREAM,(getprotobyname('tcp'))[2]) || die "socket: $!"; bind(S,$me) || return "bind: $!"; connect(S,$them) || return "connect: $!"; select(S); $| = 1; select(stdout); return ""; } ### Main { $year=`date +%y`; chomp($year); $year += ($year < 70) ? 2000 : 1900; $date = $year . `date +%m%d:%H%M%S`; chomp($date); ($day,$time)=split(/:/,$date); $res=&tcp_connect($server,$port); open(OUT,">>$wherelog$day"); if ($res) { print OUT "$time:-1:-1:-1:-1:$res\n"; exit 1; } print S "GET $request\n"; while () { $requests=$1 if ( m|^BusyServers:\ (\S+)|); $idle=$1 if ( m|^IdleServers:\ (\S+)|); $number=$1 if ( m|sses:\ (\S+)|); $cpu=$1 if (m|^CPULoad:\ (\S+)|); } print OUT "$time:$requests:$idle:$number:$cpu\n"; }