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#!/usr/bin/perl
# $Header: gcp,v 4.0 91/03/20 01:10:05 lwall Locked $
# Here is a script to do global rcps. See man page.
$#ARGV >= 1 || die "Not enough arguments.\n";
if ($ARGV[0] eq '-r') {
$rcp = 'rcp -r';
shift;
} else {
$rcp = 'rcp';
}
$args = $rcp;
$dest = $ARGV[$#ARGV];
$SIG{'QUIT'} = 'CLEANUP';
$SIG{'INT'} = 'CONT';
while ($arg = shift) {
if ($arg =~ /^([-a-zA-Z0-9_+]+):/) {
if ($systype && $systype ne $1) {
die "Can't mix system type specifers ($systype vs $1).\n";
}
$#ARGV < 0 || $arg !~ /:$/ || die "No source file specified.\n";
$systype = $1;
$args .= " $arg";
} else {
if ($#ARGV >= 0) {
if ($arg =~ /^[\/~]/) {
$arg =~ /^(.*)\// && ($dir = $1);
} else {
if (!$pwd) {
chop($pwd = `pwd`);
}
$dir = $pwd;
}
}
if ($olddir && $dir ne $olddir && $dest =~ /:$/) {
$args .= " $dest$olddir; $rcp";
}
$olddir = $dir;
$args .= " $arg";
}
}
die "No system type specified.\n" unless $systype;
$args =~ s/:$/:$olddir/;
chop($thishost = `hostname`);
$one_of_these = ":$systype:";
if ($systype =~ s/\+/[+]/g) {
$one_of_these =~ s/\+/:/g;
}
$one_of_these =~ s/-/:-/g;
@ARGV = ();
push(@ARGV,'.grem') if -f '.grem';
push(@ARGV,'.ghosts') if -f '.ghosts';
push(@ARGV,'/etc/ghosts');
$remainder = '';
line: while (<>) {
s/[ \t]*\n//;
if (!$_ || /^#/) {
next line;
}
if (/^([a-zA-Z_0-9]+)=(.+)/) {
$name = $1; $repl = $2;
$repl =~ s/\+/:/g;
$repl =~ s/-/:-/g;
$one_of_these =~ s/:$name:/:$repl:/;
$repl =~ s/:/:-/g;
$one_of_these =~ s/:-$name:/:-$repl:/g;
next line;
}
@gh = split(' ');
$host = $gh[0];
next line if $host eq $thishost; # should handle aliases too
$wanted = 0;
foreach $class (@gh) {
$wanted++ if index($one_of_these,":$class:") >= 0;
$wanted = -9999 if index($one_of_these,":-$class:") >= 0;
}
if ($wanted > 0) {
($cmd = $args) =~ s/[ \t]$systype:/ $host:/g;
print "$cmd\n";
$result = `$cmd 2>&1`;
$remainder .= "$host+" if
$result =~ /Connection timed out|Permission denied/;
print $result;
}
}
if ($remainder) {
chop($remainder);
open(grem,">.grem") || (printf stderr "Can't create .grem: $!\n");
print grem 'rem=', $remainder, "\n";
close(grem);
print 'rem=', $remainder, "\n";
}
sub CLEANUP {
exit;
}
sub CONT {
print "Continuing...\n"; # Just ignore the signal that kills rcp
$remainder .= "$host+";
}
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