1#! @PATH_PERL@ 2 3package ntp_wait; 4use 5.006_000; 5use strict; 6use warnings; 7use lib "@PERLLIBDIR@"; 8use NTP::Util qw(ntp_read_vars); 9 10exit run(@ARGV) unless caller; 11 12sub run { 13 my $opts; 14 if (!processOptions(\@_, $opts)) { 15 usage(1); 16 }; 17 18 my $tries = $opts->{tries}; # How many tries before we give up? (10 min+) 19 my $sleep = $opts->{sleep}; # Seconds to sleep between tries (6s = 10/min) 20 my $verbose = $opts->{verbose}; # Be verbose? 21 22 # Autoflush stdout 23 $| = 1; 24 25 print "Waiting for ntpd to synchronize... " if $verbose; 26 27 for my $i (1 .. $tries) { 28 my $info = ntp_read_vars(0, []); 29 30 if (!defined $info) { 31 print "\bntpd is not running!\n" if $verbose; 32 return 1; 33 } 34 35 if (!exists $info->{status_line}{leap}) { 36 print "\bLeap status not avalaible\n"; 37 return 1; 38 } 39 40 my $leap = $info->{status_line}{leap}; 41 my $sync = $info->{status_line}{sync}; 42 43 if ($leap =~ /(sync|leap)_alarm/) { 44 print "\b".(substr "*+:.", $i % 4, 1) if $verbose; 45 sleep $sleep if $i < $tries; 46 next; 47 } 48 49 if ($leap =~ /leap_(none|((add|del)_sec))/) { 50 # We could check $sync here to make sure we like the source... 51 print "\bOK!\n" if $verbose; 52 return 0; 53 } 54 55 print "\bUnexpected 'leap' status <$leap>\n"; 56 return 1; 57 } 58 59 print "\bNo!\nntpd did not synchronize.\n" if $verbose; 60 return 1; 61} 62 63@ntp_wait_opts@ 64 651; 66__END__ 67