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#!/usr/bin/perl
# ftpwatch - Simple script to notify you of changes on ftp servers
# Copyright (C) 1997 Hakan Ardo <hakan@debian.org>
#
# 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
# 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., 675 Mass Ave, Cambridge, MA 02139, USA.
$Tmp="/tmp/ftpwatch.$$";
$passive=0;
$DiffOpt='';
foreach (@ARGV) {
if (/^-d/) {
s/^-d/-/;
$DiffOpt.="$_ ";
}
if (/^-p/) {
$passive=1;
}
}
use Net::FTP;
#open (PAS, "</etc/passwd");
while (@pw = getpwent) {
($EMail, $p, $uid, $gid, $name, $dir, $sh)=@pw[0, 1, 2, 3, 5, 7, 8];
next unless ($EMail eq $ENV{'USER'} || $EMail eq $ENV{'LOGNAME'});
$ConfDir="$dir/.ftpwatch";
$Tmp="$ConfDir/ftpwatch.tmp.$$";
if ((-f "$dir/.ftpwatchrc") && !(-d $ConfDir)) {system("mkdir $ConfDir");}
open (C, "<$dir/.ftpwatchrc");
while (<C>) {
if (/^([^:]+):?(.{0,1}):(.+)$/) {
$sv=$1; $rc=$2; $dir=$3; $file=undef;
my $ftp = Net::FTP->new($sv, Debug => 0, Passive=>$passive);
if (!$ftp) {print stderr "Connect failed: '$@'\n"; next}
if (!$ftp->login) {print stderr "Login failed: '$@'\n"; next}
if (!$ftp->cwd($dir)) {
if ($dir =~ /^(.*)\/([^\/]+)$/) {
$dir=$1; $file=$2;
if (!$ftp->cwd($dir)) {
print stderr "No such dir: '$dir'\n"; next
}
} else {
print stderr "No such dir: '$dir'\n"; next
}
}
open (T, ">$Tmp.2");
my @dr;
if ($rc eq "R") {@dr=$ftp->dir("-R")}
else {
if (defined $file) {@dr=$ftp->dir($file)}
else {@dr=$ftp->dir;}
}
foreach (@dr) {
if (/^[\-dl]/ | (/^\// && /:\s*$/) && !/\s+\.\.?\s*$/ &&
!/^\-+\-$/) {
s/^G//g;
print T $_,"\n";
}
}
close (F); close(T);
$ftp->quit;
$cf="$sv$dir$rc";
if (defined $file) {$cf.="/$file";}
$cf=~s/\//_/g; $cf="$ConfDir/$cf";
system ("diff $DiffOpt $cf $Tmp.2 > $Tmp.3");
system ("cp $Tmp.2 $cf");
($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size,$atime,
$mtime,$ctime,$blksize,$blocks) = stat("$Tmp.3");
if ($size > 0) {
system ("mail -s \"Ftp Update: $sv$dir\" $EMail< $Tmp.3");
}
}
system("rm $Tmp*");
}
}
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