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package network::nfs; # $Id$

use strict;
use diagnostics;

use common;
use network::network;
use network::smbnfs;
use log;

our @ISA = 'network::smbnfs';

sub to_fstab_entry {
    my ($class, $e) = @_;
    $class->to_fstab_entry_raw($e, 'nfs');
}
sub comment_to_string {
    my ($class, $comment) = @_;
    member($comment, qw(* 0.0.0.0/0.0.0.0 (everyone))) ? '' : $comment;
}
sub from_dev { 
    my ($class, $dev) = @_;
    $dev =~ m|(.*?):(.*)|;
}
sub to_dev_raw {
    my ($class, $server, $name) = @_;
    $server . ':' . $name;
}

sub check {
    my ($class, $in) = @_;
    $class->raw_check($in, 'nfs-utils-clients', '/usr/sbin/showmount');
}

sub find_servers {
    local *F;
    my $pid = open F, "rpcinfo-flushed -b mountd 2 |";
    $SIG{ALRM} = sub { kill(15, $pid) };
    alarm 1;

    my $domain = chomp_(`domainname`);
    my @servers;
    while (<F>) {
	chomp;
	my ($ip, $name) = /(\S+)\s+(\S+)/ or log::l("bad line in rpcinfo output"), next;
	$name =~ s/\Q.$domain//; 
	$name =~ s/\.$//;
	push @servers, { ip => $ip, if_($name ne '(unknown)', name => $name) };
    }
    @servers;
}

sub find_exports {
    my ($class, $server) = @_;

    local *F;
    my $s = $server->{ip} || $server->{name};
    my $pid = open F, "showmount -e $s |";
    $SIG{ALRM} = sub { kill(15, $pid) };
    alarm 5;

    my (undef, @l) = <F>;
    map { /(\S+)\s*(\S+)/; { name => $1, comment => $2, server => $server } } @l;
}

1;