#!/usr/bin/perl
#
# ktmux_helper: Run krenew in the background for tmux.
+# Usage: ktmux_helper [options]
+# Options: -I <path> Specify path to kinit.
+# -L <path> Specify path to klist.
+# -R <path> Specify path to krenew.
+# -T <path> Specify path to tmux.
# Notes: Doesn't handle multiple sessions properly.
#
use FindBin;
+use Getopt::Std;
use POSIX ":sys_wait_h";
my $PROG = $FindBin::Script;
exit 0 if $tmux_helper;
$tmux_helper = $$;
+my %opts;
+getopts('I:L:R:T:', \%opts);
+
+my $kinit = $opts{'I'} || "kinit";
+my $klist = $opts{'L'} || "klist";
+my $krenew = $opts{'R'} || "krenew";
+my $tmux = $opts{'T'} || "tmux";
+
my $exitasap = 0;
my $pid = 0;
}
else {
exit 1 if &check_credentials;
- exec "krenew", "-K", "60";
+ exec $krenew, "-K", "60";
print "$PROG: Can't run krenew: $!\n";
exit 111;
}
# Try to check existing Kerberos credentials.
sub check_credentials {
- system "klist", "-s";
+ system $klist, "-s";
return 1 if $? < 0;
return 0 unless $?;
kill USR1, $tmux_helper;
sub want_credentials {
# Do we already know?
return sleep 1 if &check_kinit_child;
- system "tmux", "new-window", "-n", "Renew Kerberos credentials", "exec kinit";
+ system $tmux, "new-window", "-n", "Renew Kerberos credentials", "exec $kinit";
}
sub cleanup {