My script runs without error but is not making changes to the files that it finds.
And, there are two lines in the master file and it appears the loop is not getting to the second line.
And, it is not renaming any files to .bak

#!/usr/bin/perl 
 
use strict; 
use warnings; 
use File::Find; 
 
my $opsys = $^O; 
my $hostname = qx |uname -a| or die("Can't get info for hostname: $!\n
+"); 
my @uname = split (/\s/, $hostname); 
my $searchdir = '/dir/etc-test'; 
 
print ">>> Operating System: $opsys" . "\n"; 
print ">>> Hostname: $uname[1]\n"; 
 
open (my $FH, '<', 'ipmastr') or die "Could not open 'ipmaster' : $!";
+ 
while (<$FH>){ 
    chomp; 
    my ($ipold, $ipnew, $nmold, $nmnew, $dgold, $dgnew, $ns1old, $ns1n
+ew, $ns2old, $ns2new, $ip6old, $ip6new) = split (/\t/); 
     
    $^I = '.bak'; 
     
    find(\&wanted, $searchdir); 
     
    sub wanted { 
         
        my $filename = $File::Find::name; 
        print "$ipold - Filename is: $filename\n"; 
         
        return unless -f $filename; 
         
        open (FR, '<', '$filename') or print "Could not read $filename
+\n" && return;         
        my @lines = <FR>; 
        close (FR); 
         
        open (FW, '>', '$filename') or print "Could not open for write
+ $filename\n" && return; 
        for ( @lines ) { 
            s/$ipold/$ipnew/g; 
            print FW $_; 
        } 
        close FW; 
    } 
} 
close $FH;

[download]
MY OUTPUT
user@host:erl: ./update-text.pl
>>> Operating System: linux
>>> Hostname: host.com
10.41.37.99 - Filename is: /dir/etc-test
10.41.37.99 - Filename is: /dir/etc-test/resolv.conf
10.41.37.99 - Filename is: /dir/etc-test/sysconfig
10.41.37.99 - Filename is: /dir/etc-test/sysconfig/network
10.41.37.99 - Filename is: /dir/etc-test/sysconfig/network-scripts
10.41.37.99 - Filename is: /dir/etc-test/sysconfig/network-scripts/ifcfg-eth0
10.41.37.99 - Filename is: /dir/etc-test/sysconfig/network-scripts/ifcfg-eth1
10.41.37.99 - Filename is: /dir/etc-test/sysconfig/network-scripts/ifcfg-lo
10.41.37.99 - Filename is: /dir/etc-test
10.41.37.99 - Filename is: /dir/etc-test/resolv.conf
10.41.37.99 - Filename is: /dir/etc-test/sysconfig
10.41.37.99 - Filename is: /dir/etc-test/sysconfig/network
10.41.37.99 - Filename is: /dir/etc-test/sysconfig/network-scripts
10.41.37.99 - Filename is: /dir/etc-test/sysconfig/network-scripts/ifcfg-eth0
10.41.37.99 - Filename is: /dir/etc-test/sysconfig/network-scripts/ifcfg-eth1
10.41.37.99 - Filename is: /dir/etc-test/sysconfig/network-scripts/ifcfg-lo

In reply to Need assistance updating text files with Perl by MikeDexter

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