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package network::tools; # $Id$
use strict;
use common;
use run_program;
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 write_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) = @_;
$$word =~ s/^(['"]?)(.*)\1$/$2/;
}
sub read_secret_backend() {
my $conf = [];
foreach my $i ("pap-secrets", "chap-secrets") {
foreach (cat_("$::prefix/etc/ppp/$i")) {
my ($login, $server, $passwd) = split(' ');
if ($login && $passwd) {
unquotify \$passwd;
unquotify \$login;
unquotify \$server;
push @$conf, {login => $login,
passwd => $passwd,
server => $server };
}
}
}
$conf;
}
sub passwd_by_login {
my ($login) = @_;
unquotify \$login;
my $secret = read_secret_backend();
foreach (@$secret) {
return $_->{passwd} if $_->{login} eq $login;
}
}
sub connect_backend() { run_program::rooted($::prefix, "$connect_file &") }
sub disconnect_backend() { run_program::rooted($::prefix, "$disconnect_file &") }
sub connected() { gethostbyname("mandrakesoft.com") ? 1 : 0 }
# request a ref on a bg_connect and a ref on a scalar
sub connected_bg__raw {
my ($kid_pipe, $status) = @_;
local $| = 1;
if (ref($kid_pipe) && ref($$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;
print Net::Ping->new("icmp")->ping("mandrakesoft.com") ? 1 : 0;
});
}
sub write_initscript() {
$::testing and return;
output_with_perm("$::prefix/etc/rc.d/init.d/internet", 0755,
sprintf(<<'EOF', $connect_file, $connect_file, $disconnect_file, $disconnect_file));
#!/bin/bash
#
# internet Bring up/down internet connection
#
# chkconfig: 2345 11 89
# description: Activates/Deactivates the internet interfaces
#
# dam's (damien@mandrakesoft.com)
# Source function library.
. /etc/rc.d/init.d/functions
case "$1" in
start)
if [ -e %s ]; then
action "Checking internet connections to start at boot" "%s --boot_time"
else
action "No connection to start" "true"
fi
touch /var/lock/subsys/internet
;;
stop)
if [ -e %s ]; then
action "Stopping internet connection if needed: " "%s --boot_time"
else
action "No connection to stop" "true"
fi
rm -f /var/lock/subsys/internet
;;
restart)
$0 stop
echo "Waiting 10 sec before restarting the internet connection."
sleep 10
$0 start
;;
status)
;;
*)
echo "Usage: internet {start|stop|status|restart}"
exit 1
esac
exit 0
EOF
$::isStandalone ? system("/sbin/chkconfig --add internet") : do {
symlinkf("../init.d/internet", "$::prefix/etc/rc.d/rc$_") foreach
'0.d/K11internet', '1.d/K11internet', '2.d/K11internet', '3.d/S89internet', '5.d/S89internet', '6.d/K11internet';
};
}
sub use_windows() {
my $all_hds = fsedit::get_hds({}, undef);
fs::get_info_from_fstab($all_hds, '');
my $part = find { $_->{device_windobe} eq 'C' } fsedit::get_fstab(@{$all_hds->{hds}});
$part or my $failed = N("No partition available");
my $source = -d "$part->{mntpoint}/windows/" ? "$part->{mntpoint}/windows/system" : "$part->{mntpoint}/winnt/system";
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;
}
1;
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