Question

I have a script that normally should reload Postfix, but i got permission denied at /../../reload.pl 11.

And here is my perl script:

#!/usr/bin/perl -w
#
# Script Name : reload postfix
# version : v1.0
#
$ENV{PATH} = '/usr/bin';

print $<." ".$>;

# Relaod postfix (opt)
system('/etc/postfix reload');

The result is :

0 0
Can't exec "/etc/postfix": permission denied at /../../reload.pl  11

The solution is to give the complete path to execute the postfix cmd:

$ENV{PATH} = '/usr/sbin';

Answer 1

You probably mean:

system("$ENV{PATH}/postfix reload");

or

system("/path/to/postfix/binary/postfix reload");

/etc/postfix is most likely a config file which isn’t executable, hence the permission denied error. You can find the path to postfix on your system with which postfix