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#!@perlbin@
#
# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements. See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.
# The ASF licenses this file to You 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 (<S>) {
$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";
}
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