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package network::tools; # $Id$
use strict;
use common;
use run_program;
use fsedit;
use c;
use vars qw(@ISA @EXPORT @EXPORT_OK);
use MDK::Common::System qw(getVarsFromSh);
@ISA = qw(Exporter);
@EXPORT = qw(connect_backend connected connected_bg disconnect_backend is_dynamic_ip passwd_by_login read_secret_backend set_cnx_script test_connected write_cnx_script remove_initscript write_secret_backend);
our $connect_prog = "/etc/sysconfig/network-scripts/net_cnx_pg";
our $connect_file = "/etc/sysconfig/network-scripts/net_cnx_up";
our $disconnect_file = "/etc/sysconfig/network-scripts/net_cnx_down";
sub set_cnx_script {
my ($netc, $type, $up, $down, $type2) = @_;
$netc->{internet_cnx}{$type}{$_->[0]} = $_->[1] foreach [$connect_file, $up], [$disconnect_file, $down];
$netc->{internet_cnx}{$type}{type} = $type2;
}
sub write_cnx_script {
my ($netc) = @_;
foreach ($connect_file, $disconnect_file) {
output_with_perm("$::prefix$_", 0755,
'#!/bin/bash
' . if_(!$netc->{at_boot}, 'if [ "x$1" == "x--boot_time" ]; then exit; fi
') . $netc->{internet_cnx}{$netc->{internet_cnx_choice}}{$_});
}
}
sub write_secret_backend {
my ($a, $b) = @_;
foreach my $i ("$::prefix/etc/ppp/pap-secrets", "$::prefix/etc/ppp/chap-secrets") {
substInFile { s/^'$a'.*\n//; $_ .= "\n'$a' * '$b' * \n" if eof } $i;
#- restore access right to secrets file, just in case.
chmod 0600, $i;
}
}
sub unquotify {
my ($word) = @_;
$$word =~ s/^(['"]?)(.*)\1$/$2/;
}
sub read_secret_backend() {
my $conf = [];
foreach my $i ("pap-secrets", "chap-secrets") {
foreach (cat_("$::prefix/etc/ppp/$i")) {
my ($login, $server, $passwd) = split(' ');
if ($login && $passwd) {
unquotify \$passwd;
unquotify \$login;
unquotify \$server;
push @$conf, {login => $login,
passwd => $passwd,
server => $server };
}
}
}
$conf;
}
sub passwd_by_login {
my ($login) = @_;
unquotify \$login;
my $secret = read_secret_backend();
foreach (@$secret) {
return $_->{passwd} if $_->{login} eq $login;
}
}
sub connect_backend {
my ($netc) = @_;
run_program::rooted($::prefix, "ifup $netc->{NET_INTERFACE} &");
}
sub disconnect_backend {
my ($netc) = @_;
run_program::rooted($::prefix, "ifdown $netc->{NET_INTERFACE} &");
}
sub connected() { gethostbyname("mandrakesoft.com") ? 1 : 0 }
# request a ref on a bg_connect and a ref on a scalar
sub connected_bg__raw {
my ($kid_pipe, $status) = @_;
local $| = 1;
if (ref($kid_pipe) && ref($$kid_pipe)) {
my $fd = $$kid_pipe->{fd};
fcntl($fd, c::F_SETFL(), c::O_NONBLOCK()) or die "can't fcntl F_SETFL: $!";
my $a = <$fd>;
$$status = $a if defined $a;
} else { $$kid_pipe = check_link_beat() }
}
my $kid_pipe;
sub connected_bg {
my ($status) = @_;
connected_bg__raw(\$kid_pipe, $status);
}
# test if connected;
# cmd = 0 : ask current status
# return : 0 : not connected; 1 : connected; -1 : no test ever done; -2 : test in progress
# cmd = 1 : start new connection test
# return : -2
# cmd = 2 : cancel current test
# return : nothing
# cmd = 3 : return current status even if a test is in progress
my $kid_pipe_connect;
my $current_connection_status;
sub test_connected {
local $| = 1;
my ($cmd) = @_;
$current_connection_status = -1 if !defined $current_connection_status;
if ($cmd == 0) {
connected_bg__raw(\$kid_pipe_connect, \$current_connection_status);
} elsif ($cmd == 1) {
if ($current_connection_status != -2) {
$current_connection_status = -2;
$kid_pipe_connect = check_link_beat();
}
} elsif ($cmd == 2) {
if (defined($kid_pipe_connect)) {
kill -9, $kid_pipe_connect->{pid};
undef $kid_pipe_connect;
}
}
return $current_connection_status;
}
sub check_link_beat() {
bg_command->new(sub {
require Net::Ping;
my $p;
if ($>) {
$p = Net::Ping->new("tcp");
# Try connecting to the www port instead of the echo port
$p->{port_num} = getservbyname("http", "tcp");
} else {
$p = Net::Ping->new("icmp");
}
print $p->ping("www.mandrakesoft.com") ? 1 : 0;
});
}
sub remove_initscript() {
$::testing and return;
if (-e "$::prefix/etc/rc.d/init.d/internet") {
run_program::rooted($::prefix, "/sbin/chkconfig", "--del", "internet");
rm_rf("$::prefix/etc/rc.d/init.d/internet");
log::explanations("Removed internet service");
}
}
sub use_windows {
my ($file) = @_;
my $all_hds = fsedit::get_hds({}, undef);
fs::get_info_from_fstab($all_hds, '');
my $part = find { $_->{device_windobe} eq 'C' } fs::get::fstab($all_hds);
$part or my $failed = N("No partition available");
my $source = find { -d $_ && -r "$_/$file" } map { "$part->{mntpoint}/$_" } qw(windows/system winnt/system windows/system32/drivers winnt/system32/drivers);
log::explanations($failed || "Seek in $source to find firmware");
return $source, $failed;
}
sub use_floppy {
my ($in, $file) = @_;
my $floppy = detect_devices::floppy();
$in->ask_okcancel(N("Insert floppy"),
N("Insert a FAT formatted floppy in drive %s with %s in root directory and press %s", $floppy, $file, N("Next"))) or return;
eval { fs::mount(devices::make($floppy), '/mnt', 'vfat', 'readonly'); 1 } or my $failed = N("Floppy access error, unable to mount device %s", $floppy);
log::explanations($failed || "Mounting floppy device $floppy in /mnt");
return '/mnt', $failed;
}
sub is_dynamic_ip {
my ($intf) = @_;
any { $_->{BOOTPROTO} !~ /^(none|static|)$/ } values %$intf;
}
sub is_dynamic_host {
my ($intf) = @_;
any { defined $_->{DHCP_HOSTNAME} } values %$intf;
}
sub convert_wep_key_for_iwconfig {
#- 5 or 13 characters, consider the key as ASCII and prepend "s:"
#- else consider the key as hexadecimal, do not strip dashes
#- always quote the key as string
my ($key) = @_;
member(length($key), (5, 13)) ? "s:$key" : $key;
}
sub get_wep_key_from_iwconfig {
#- strip "s:" if the key is 5 or 13 characters (ASCII)
#- else the key as hexadecimal, do not modify
my ($key) = @_;
$key =~ s/^s:// if member(length($key), (7,15));
$key;
}
1;
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