# linux-lib.pl
local $out = &backquote_command("dump -v 2>&1", 1);
if ($out =~ /dump\s+([0-9\.]+)b(\d+)/) {
$dump_version = "$1$2";
}
else {
$out = &backquote_command("dump --version 2>&1", 1);
if ($out =~ /dump\s+([0-9\.]+)b(\d+)/) {
$dump_version = "$1$2";
}
}
$supports_tar = 1;
# supported_filesystems()
# Returns a list of filesystem types on which dumping is supported
sub supported_filesystems
{
local @rv;
push(@rv, "ext2", "ext3", "ext4") if (&has_command("dump"));
push(@rv, "xfs") if (&has_command("xfsdump"));
return @rv;
}
# multiple_directory_support(fs)
# Returns 1 if some filesystem dump supports multiple directories
sub multiple_directory_support
{
return $_[0] eq "tar";
}
# dump_form(&dump)
sub dump_form
{
# Display destination options
print &ui_table_row(&hlink($text{'dump_dest'}, "dest"),
&ui_radio("mode", $_[0]->{'host'} ? 1 : 0,
[ [ 0, $text{'dump_file'}." ".
&ui_textbox("file", $_[0]->{'file'}, 50).
" ".&file_chooser_button("file")."<br>" ],
[ 1, &text('dump_host',
&ui_textbox("host", $_[0]->{'host'}, 20),
&ui_textbox("huser", $_[0]->{'huser'}, 15),
&ui_textbox("hfile", $_[0]->{'hfile'}, 40)) ] ]), 3);
if ($_[0]->{'fs'} ne 'xfs') {
# Display remote target options
print &ui_table_row(&hlink($text{'dump_rsh'},"rsh"),
&rsh_command_input("rsh_def", "rsh", $_[0]->{'rsh'}), 3);
# Password option for SSH
print &ui_table_row(&hlink($text{'dump_pass2'},"pass2"),
&ui_password("pass", $_[0]->{'pass'}, 20), 3);
}
}
sub dump_options_form
{
local ($dump, $tds) = @_;
if ($_[0]->{'fs'} eq 'tar') {
# Display gnutar options
print &ui_table_row(&hlink($text{'dump_label'},"label"),
&ui_textbox("label", $_[0]->{'label'}, 15),
1, $tds);
print &ui_table_row(&hlink($text{'dump_blocks'},"blocks"),
&ui_opt_textbox("blocks", $_[0]->{'blocks'}, 8,
$text{'dump_auto'})." kB",
3, $tds);
print &ui_table_row(&hlink($text{'dump_exclude'}, "exclude"),
&ui_textbox("exclude", $_[0]->{'exclude'}, 50),
3, $tds);
print &ui_table_row(&hlink($text{'dump_gzip'},"gzip"),
&ui_select("gzip", int($_[0]->{'gzip'}),
[ [ 0, $text{'no'} ],
[ 1, $text{'dump_gzip1'} ],
[ 2, $text{'dump_gzip2'} ],
[ 3, $text{'dump_gzip3'} ] ]), 1, $tds);
print &ui_table_row(&hlink($text{'dump_multi'},"multi"),
&ui_yesno_radio("multi", int($_[0]->{'multi'})),
1, $tds);
print &ui_table_row(&hlink($text{'dump_links'},"links"),
&ui_yesno_radio("links", int($_[0]->{'links'})),
1, $tds);
print &ui_table_row(&hlink($text{'dump_xdev'},"xdev"),
&ui_yesno_radio("xdev", int($_[0]->{'xdev'})),
1, $tds);
print &ui_table_row(&hlink($text{'dump_notape'},"notape"),
&ui_radio("notape", int($_[0]->{'notape'}),
[ [ 0, $text{'yes'} ], [ 1, $text{'no'} ] ]),
1, $tds);
print &ui_table_row(&hlink($text{'dump_update2'},"tarupdate"),
&ui_yesno_radio("update", int($_[0]->{'update'})),
1, $tds);
print &ui_table_row(&hlink($text{'dump_ignoreread'},"ignoreread"),
&ui_yesno_radio("ignoreread",
int($_[0]->{'ignoreread'})),
1, $tds);
}
elsif ($_[0]->{'fs'} eq 'xfs') {
# Display xfs dump options
print &ui_table_row(&hlink($text{'dump_level'},"level"),
&ui_select("level", int($_[0]->{'level'}),
[ map { [ $_, $text{'dump_level_'.$_} ] }
(0 .. 9) ]), 1, $tds);
print &ui_table_row(&hlink($text{'dump_label'},"label"),
&ui_textbox("label", $_[0]->{'label'}, 15),
1, $tds);
print &ui_table_row(&hlink($text{'dump_max'},"max"),
&ui_opt_textbox("max", $_[0]->{'max'}, 8,
$text{'dump_unlimited'})." kB", 1, $tds);
print &ui_table_row(&hlink($text{'dump_attribs'},"attribs"),
&ui_yesno_radio("attribs", int($_[0]->{'attribs'})),
1, $tds);
print &ui_table_row(&hlink($text{'dump_over'},"over"),
&ui_yesno_radio("over", int($_[0]->{'over'})),
1, $tds);
print &ui_table_row(&hlink($text{'dump_invent'},"invent"),
&ui_radio("noinvent", int($_[0]->{'noinvent'}),
[ [ 0, $text{'yes'} ], [ 1, $text{'no'} ] ]),
1, $tds);
print &ui_table_row(&hlink($text{'dump_overwrite'},"overwrite"),
&ui_yesno_radio("overwrite", int($_[0]->{'overwrite'})),
1, $tds);
print &ui_table_row(&hlink($text{'dump_erase'},"erase"),
&ui_yesno_radio("erase", int($_[0]->{'erase'})),
1, $tds);
print &ui_table_row(&hlink($text{'dump_bsize'},"bsize"),
&ui_opt_textbox("bsize", $_[0]->{'bsize'}, 8,
$text{'default'})." kB", 1, $tds);
}
else {
# Display ext2/3 filesystem dump options
print &ui_table_row(&hlink($text{'dump_update'},"update"),
&ui_yesno_radio("update", int($_[0]->{'update'})),
1, $tds);
print &ui_table_row(&hlink($text{'dump_multi'},"multi"),
&ui_yesno_radio("multi", int($_[0]->{'multi'})),
1, $tds);
print &ui_table_row(&hlink($text{'dump_level'},"level"),
&ui_select("level", int($_[0]->{'level'}),
[ map { [ $_, $text{'dump_level_'.$_} ] }
(0 .. 9) ]), 1, $tds);
print &ui_table_row(&hlink($text{'dump_label'},"label"),
&ui_textbox("label", $_[0]->{'label'}, 15),
1, $tds);
print &ui_table_row(&hlink($text{'dump_blocks'},"blocks"),
&ui_opt_textbox("blocks", $_[0]->{'blocks'}, 8,
$text{'dump_auto'})." kB",
3, $tds);
print &ui_table_row(&hlink($text{'dump_bsize'},"bsize"),
&ui_opt_textbox("bsize", $_[0]->{'bsize'}, 8,
$text{'default'})." kB", 1, $tds);
print &ui_table_row(&hlink($text{'dump_honour'},"honour"),
&ui_yesno_radio("honour", int($_[0]->{'honour'})),
1, $tds);
if ($dump_version >= 0.424) {
print &ui_table_row(&hlink($text{'dump_comp'},"comp"),
&ui_opt_textbox("comp", $_[0]->{'comp'}, 4,
$text{'no'}, $text{'dump_complvl'}),
3, $tds);
}
}
# Re-mount option
print &ui_table_row(&hlink($text{'dump_remount'},"remount"),
&ui_yesno_radio("remount", int($_[0]->{'remount'})), 1, $tds);
if ($_[0]->{'fs'} eq 'tar') {
# rmt path option
print &ui_table_row(&hlink($text{'dump_rmt'},"rmt"),
&ui_opt_textbox("rmt", $_[0]->{'rmt'}, 30, $text{'default'}),
3, $tds);
}
}
# parse_dump(&dump)
sub parse_dump
{
# Parse destination options
if ($in{'mode'} == 0) {
$in{'file'} =~ /\S/ || &error($text{'dump_efile'});
$_[0]->{'file'} = $in{'file'};
delete($_[0]->{'host'});
delete($_[0]->{'huser'});
delete($_[0]->{'hfile'});
}
else {
&to_ipaddress($in{'host'}) ||
&to_ip6address($in{'host'}) ||
&error($text{'dump_ehost'});
$_[0]->{'host'} = $in{'host'};
$in{'huser'} =~ /^\S*$/ || &error($text{'dump_ehuser'});
$in{'huser'} =~ /\@/ && &error($text{'dump_ehuser2'});
$_[0]->{'huser'} = $in{'huser'};
$in{'hfile'} || &error($text{'dump_ehfile'});
$_[0]->{'hfile'} = $in{'hfile'};
delete($_[0]->{'file'});
}
if ($_[0]->{'fs'} eq 'tar') {
# Parse tar options
$_[0]->{'rsh'} = &rsh_command_parse("rsh_def", "rsh");
$_[0]->{'pass'} = $in{'pass'};
$in{'label'} =~ /^\S*$/ && length($in{'label'}) < 16 ||
&error($text{'dump_elabel'});
$_[0]->{'label'} = $in{'label'};
if ($in{'blocks_def'}) {
delete($_[0]->{'blocks'});
}
else {
$in{'blocks'} =~ /^\d+$/ || &error($text{'dump_eblocks'});
$_[0]->{'blocks'} = $in{'blocks'};
$in{'gzip'} && &error($text{'dump_egzip'});
}
$_[0]->{'exclude'} = $in{'exclude'};
$_[0]->{'gzip'} = $in{'gzip'};
$_[0]->{'multi'} = $in{'multi'};
$_[0]->{'links'} = $in{'links'};
$_[0]->{'xdev'} = $in{'xdev'};
if ($in{'update'} && $in{'rsh_def'} == 3) {
# Cannot append via FTP
&error($text{'dump_eftpupdate'});
}
$_[0]->{'update'} = $in{'update'};
$_[0]->{'ignoreread'} = $in{'ignoreread'};
if ($in{'gzip'} && $in{'update'}) {
&error($text{'dump_egzip3'});
}
if ($in{'multi'}) {
!-c $in{'file'} && !-b $in{'file'} ||
&error($text{'dump_emulti'});
$in{'gzip'} && &error($text{'dump_egzip2'});
$in{'mode'} == 0 || &error($text{'dump_emulti2'});
}
$_[0]->{'notape'} = $in{'notape'};
if ($in{'rmt_def'}) {
delete($_[0]->{'rmt'});
}
else {
$in{'rmt'} =~ /^\S+$/ || &error($text{'dump_ermt'});
$_[0]->{'rmt'} = $in{'rmt'};
}
}
elsif ($_[0]->{'fs'} eq 'xfs') {
# Parse xfs options
&is_mount_point($in{'dir'}) || &error($text{'dump_emp'});
$in{'label'} =~ /^\S*$/ && length($in{'label'}) < 256 ||
&error($text{'dump_elabel2'});
$_[0]->{'label'} = $in{'label'};
$_[0]->{'level'} = $in{'level'};
if ($in{'max_def'}) {
delete($_[0]->{'max'});
}
else {
$in{'max'} =~ /^\d+$/ || &error($text{'dump_emax'});
$_[0]->{'max'} = $in{'max'};
}
$_[0]->{'noattribs'} = $in{'noattribs'};
$_[0]->{'over'} = $in{'over'};
$_[0]->{'noinvent'} = $in{'noinvent'};
$_[0]->{'overwrite'} = $in{'overwrite'};
$_[0]->{'erase'} = $in{'erase'};
if ($in{'bsize_def'}) {
delete($_[0]->{'bsize'});
}
else {
$in{'bsize'} =~ /^\d+$/ || &error($text{'dump_ebsize'});
$_[0]->{'bsize'} = $in{'bsize'};
}
}
else {
# Parse ext2/3 dump options
$_[0]->{'rsh'} = &rsh_command_parse("rsh_def", "rsh");
$_[0]->{'pass'} = $in{'pass'};
if ($in{'update'}) {
&is_mount_point($in{'dir'}) || &error($text{'dump_eupdatedir'});
}
$_[0]->{'update'} = $in{'update'};
$_[0]->{'multi'} = $in{'multi'};
if ($in{'level'} > 0) {
&is_mount_point($in{'dir'}) || &error($text{'dump_eleveldir'});
}
$_[0]->{'level'} = $in{'level'};
$in{'label'} =~ /^\S*$/ && length($in{'label'}) < 16 ||
&error($text{'dump_elabel'});
$_[0]->{'label'} = $in{'label'};
if ($in{'blocks_def'}) {
delete($_[0]->{'blocks'});
}
else {
$in{'blocks'} =~ /^\d+$/ || &error($text{'dump_eblocks'});
$_[0]->{'blocks'} = $in{'blocks'};
}
if ($in{'bsize_def'}) {
delete($_[0]->{'bsize'});
}
else {
$in{'bsize'} =~ /^\d+$/ || &error($text{'dump_ebsize'});
$_[0]->{'bsize'} = $in{'bsize'};
}
$_[0]->{'honour'} = $in{'honour'};
if ($in{'comp_def'} || !defined($in{'comp'})) {
delete($_[0]->{'comp'});
}
else {
$in{'comp'} =~ /^[1-9]\d*$/ || &error($text{'dump_ecomp'});
$_[0]->{'comp'} = $in{'comp'};
}
}
$_[0]->{'remount'} = $in{'remount'};
}
# execute_dump(&dump, filehandle, escape, background-mode, [time])
# Executes a dump and displays the output
sub execute_dump
{
local $fh = $_[1];
local ($cmd);
local ($flag, $hfile) = &dump_flag($_[0], $_[4]);
local $tapecmd = $_[0]->{'multi'} && $_[0]->{'fs'} eq 'tar' ? $multi_cmd :
$_[0]->{'notape'} ? undef :
$_[0]->{'multi'} ? undef :
$_[3] && !$config{'nonewtape'} ? $newtape_cmd : $notape_cmd;
local @dirs = $_[0]->{'tabs'} ? split(/\t+/, $_[0]->{'dir'})
: split(/\s+/, $_[0]->{'dir'});
@dirs = map { &date_subs($_) } @dirs;
if ($_[0]->{'fs'} eq 'tar') {
# tar format backup
$cmd = "tar ".($_[0]->{'update'} ? "-u" : "-c")." ".$flag;
$cmd .= " -V '$_[0]->{'label'}'" if ($_[0]->{'label'});
$cmd .= " -L $_[0]->{'blocks'}" if ($_[0]->{'blocks'});
$cmd .= " -z" if ($_[0]->{'gzip'} == 1);
$cmd .= " --bzip" if ($_[0]->{'gzip'} == 2);
$cmd .= " -J" if ($_[0]->{'gzip'} == 3);
$cmd .= " -M" if ($_[0]->{'multi'});
$cmd .= " -h" if ($_[0]->{'links'});
$cmd .= " --one-file-system" if ($_[0]->{'xdev'});
$cmd .= " -F \"$tapecmd $_[0]->{'id'}\""
if (!$_[0]->{'gzip'} && $tapecmd);
$cmd .= " --rsh-command=".quotemeta($_[0]->{'rsh'})
if ($_[0]->{'rsh'} && $_[0]->{'host'});
$cmd .= " --rmt-command=".quotemeta($_[0]->{'rmt'})
if ($_[0]->{'rmt'});
$cmd .= " --ignore-failed-read" if ($_[0]->{'ignoreread'});
if ($_[0]->{'exclude'}) {
foreach my $e (&split_quoted_string($_[0]->{'exclude'})) {
$cmd .= " --exclude ".quotemeta($e);
}
}
$cmd .= " $_[0]->{'extra'}" if ($_[0]->{'extra'});
$cmd .= " ".join(" ", map { "'$_'" } @dirs);
}
elsif ($_[0]->{'fs'} eq 'xfs') {
# xfs backup
$cmd = "xfsdump -l $_[0]->{'level'}";
$cmd .= $flag;
$cmd .= " -L '$_[0]->{'label'}'" if ($_[0]->{'label'});
$cmd .= " -M '$_[0]->{'label'}'" if ($_[0]->{'label'});
$cmd .= " -z '$_[0]->{'max'}'" if ($_[0]->{'max'});
$cmd .= " -A" if ($_[0]->{'noattribs'});
$cmd .= " -F" if ($_[0]->{'over'});
$cmd .= " -J" if ($_[0]->{'noinvent'});
$cmd .= " -o" if ($_[0]->{'overwrite'});
$cmd .= " -E -F" if ($_[0]->{'erase'});
$cmd .= " -b $_[0]->{'bsize'}" if ($_[0]->{'bsize'});
$cmd .= " $_[0]->{'extra'}" if ($_[0]->{'extra'});
$cmd .= " ".join(" ", map { "'$_'" } @dirs);
}
else {
# ext2/3 backup
$cmd = "dump -$_[0]->{'level'}";
$cmd .= $flag;
$cmd .= " -u" if ($_[0]->{'update'});
$cmd .= " -M" if ($_[0]->{'multi'});
$cmd .= " -L '$_[0]->{'label'}'" if ($_[0]->{'label'});
$cmd .= " -B $_[0]->{'blocks'}" if ($_[0]->{'blocks'});
$cmd .= " -b $_[0]->{'bsize'}" if ($_[0]->{'bsize'});
$cmd .= " -h0" if ($_[0]->{'honour'});
$cmd .= " -j$_[0]->{'comp'}" if ($_[0]->{'comp'});
$cmd .= " -F \"$tapecmd $_[0]->{'id'}\"" if ($tapecmd);
$cmd .= " $_[0]->{'extra'}" if ($_[0]->{'extra'});
$cmd .= " '$_[0]->{'dir'}'";
if ($_[0]->{'rsh'}) {
$cmd = "RSH=\"$_[0]->{'rsh'}\" RMT=\"touch '$hfile'; /etc/rmt\" $cmd";
}
else {
$cmd = "RMT=\"touch '$hfile'; /etc/rmt\" $cmd";
}
}
&system_logged("sync");
sleep(1);
# Remount with noatime, if needed
if ($_[0]->{'remount'}) {
local @fs = &directory_filesystem($dirs[0]);
&mount::parse_options($fs[2], $fs[3]);
$mount::options{'noatime'} = '';
$fs[3] = &mount::join_options($fs[2]);
local $err = &mount::remount_dir(@fs);
if ($err) {
$err =~ s/<[^>]*>//g;
print $fh "Failed to re-mount with noatime option : $err\n";
return 0;
}
}
# Run the command, which may call SSH to do a remote login
$ENV{'DUMP_PASSWORD'} = $_[0]->{'pass'};
local $got = &run_ssh_command($cmd, $fh, $_[2], $_[0]->{'pass'});
if ($_[0]->{'multi'} && $_[0]->{'fs'} eq 'tar') {
# Run multi-file switch command one last time
&execute_command("$multi_cmd $_[0]->{'id'} >/dev/null 2>&1");
}
# Remount with atime option
if ($_[0]->{'remount'}) {
local @fs = &directory_filesystem($dirs[0]);
&mount::parse_options($fs[2], $fs[3]);
delete($mount::options{'noatime'});
$mount::options{'atime'} = '';
$fs[3] = &mount::join_options($fs[2]);
local $err = &mount::remount_dir(@fs);
}
return $got ? 0 : 1;
}
# dump_flag(&dump, at-time)
# Given a dump, returns the -f flag and server-side file
sub dump_flag
{
local ($flag, $hfile);
if ($_[0]->{'huser'}) {
$hfile = &date_subs($_[0]->{'hfile'}, $_[1]);
$flag = " -f '$_[0]->{'huser'}\@$_[0]->{'host'}:$hfile'";
}
elsif ($_[0]->{'host'}) {
$hfile = &date_subs($_[0]->{'hfile'}, $_[1]);
$flag = " -f '$_[0]->{'host'}:$hfile'";
}
else {
$flag = " -f '".&date_subs($_[0]->{'file'}, $_[1])."'";
}
return ($flag, $hfile);
}
# verify_dump(&dump, filehandle, escape, background-mode, [time])
# Verifies a dump, returning 1 if OK and 0 if not
sub verify_dump
{
# Build verify command
local $fh = $_[1];
local $vcmd;
local ($flag, $hfile) = &dump_flag($_[0], $_[4]);
if ($_[0]->{'fs'} eq "tar") {
$vcmd = "tar -t -v";
$vcmd .= " -z" if ($_[0]->{'gzip'} == 1);
$vcmd .= " --bzip" if ($_[0]->{'gzip'} == 2);
$vcmd .= " -J" if ($_[0]->{'gzip'} == 3);
$vcmd .= " -M" if ($_[0]->{'multi'});
}
elsif ($_[0]->{'fs'} eq "xfs") {
$vcmd = "xfsrestore -t";
}
else {
$vcmd = "restore -t";
$vcmd .= " -M" if ($_[0]->{'multi'});
}
$vcmd .= $flag;
if ($_[0]->{'fs'} eq "tar") {
$vcmd .= " --rsh-command=$_[0]->{'rsh'}"
if ($_[0]->{'rsh'} && $_[0]->{'host'});
}
elsif ($_[0]->{'fs'} ne "xfs") {
if ($_[0]->{'rsh'}) {
$vcmd = "RSH=\"$_[0]->{'rsh'}\" RMT=\"touch '$hfile'; /etc/rmt\" $vcmd";
}
else {
$vcmd = "RMT=\"touch '$hfile'; /etc/rmt\" $vcmd";
}
}
# Run it
$vcmd .= " >/dev/null";
local $vgot = &run_ssh_command($vcmd, $fh, $_[2], $_[0]->{'pass'});
return $vgot ? 0 : 1;
}
# dump_dest(&dump)
sub dump_dest
{
if ($_[0]->{'file'}) {
return "<tt>".&html_escape($_[0]->{'file'})."</tt>";
}
else {
return "<tt>".&html_escape("$_[0]->{'host'}:$_[0]->{'hfile'}")."</tt>";
}
}
# missing_restore_command(filesystem)
sub missing_restore_command
{
local $cmd = $_[0] eq 'xfs' ? 'xfsrestore' : 'restore';
return &has_command($cmd) ? undef : $cmd;
}
# restore_form(filesystem, [&dump], &tds)
sub restore_form
{
local ($fs, $dump, $tds) = @_;
# Restore from
print &ui_table_row(&hlink($text{'restore_src'}, "rsrc"),
&ui_radio("mode", $_[1]->{'host'} ? 1 : 0,
[ [ 0, $text{'dump_file'}." ".
&ui_textbox("file", $_[1]->{'file'}, 50).
" ".&file_chooser_button("file")."<br>" ],
[ 1, &text('dump_host',
&ui_textbox("host", $_[1]->{'host'}, 20),
&ui_textbox("huser", $_[1]->{'huser'}, 15),
&ui_textbox("hfile", $_[1]->{'hfile'}, 40)) ] ]), 3, $tds);
if ($_[0] eq 'tar') {
# tar restore options
print &ui_table_row(&hlink($text{'restore_rsh'},"rrsh"),
&rsh_command_input("rsh_def", "rsh", $_[1]->{'rsh'}),
3, $tds);
# Password option for SSH
print &ui_table_row(&hlink($text{'dump_pass2'},"pass2"),
&ui_password("pass", $_[1]->{'pass'}, 20),
3, $tds);
# Files to restore
print &ui_table_row(&hlink($text{'restore_files'},"rfiles"),
&ui_opt_textbox("files", undef, 40, $text{'restore_all'},
$text{'restore_sel'}), 3, $tds);
# Target dir
print &ui_table_row(&hlink($text{'restore_dir'},"rdir"),
&ui_textbox("dir", undef, 50)." ".
&file_chooser_button("dir", 1), 3, $tds);
# Restore permissions?
print &ui_table_row(&hlink($text{'restore_perms'},"perms"),
&ui_yesno_radio("perms", 1), 1, $tds);
# Uncompress?
print &ui_table_row(&hlink($text{'restore_gzip'},"rgzip"),
&ui_select("gzip", $_[1]->{'gzip'},
[ [ 0, $text{'no'} ],
[ 1, $text{'dump_gzip1'} ],
[ 2, $text{'dump_gzip2'} ],
[ 3, $text{'dump_gzip3'} ] ]), 1, $tds);
print &ui_table_row(&hlink($text{'restore_keep'},"keep"),
&ui_yesno_radio("keep", 0), 1, $tds);
# Multiple files
print &ui_table_row(&hlink($text{'restore_multi'},"rmulti"),
&ui_yesno_radio("multi", 0), 1, $tds);
# rmt path option
print &ui_table_row(&hlink($text{'dump_rmt'},"rmt"),
&ui_opt_textbox("rmt", $_[0]->{'rmt'}, 30, $text{'default'}),
3, $tds);
}
elsif ($_[0] eq 'xfs') {
# xfs restore options
# Target dir
print &ui_table_row(&hlink($text{'restore_dir'},"rdir"),
&ui_textbox("dir", undef, 50)." ".
&file_chooser_button("dir", 1), 3, $tds);
# Overwrite
print &ui_table_row(&hlink($text{'restore_over'},"rover"),
&ui_radio("over", 0, [ [ 0, $text{'restore_over0'} ],
[ 1, $text{'restore_over1'} ],
[ 2, $text{'restore_over2'} ] ]),
3, $tds);
# Attributes?
print &ui_table_row(&hlink($text{'restore_noattribs'},"rnoattribs"),
&ui_radio("noattribs", 0, [ [ 0, $text{'yes'} ],
[ 1, $text{'no'} ] ]), 1, $tds);
# Label to restore from
print &ui_table_row(&hlink($text{'restore_label'},"rlabel"),
&ui_textbox("label", undef, 20), 1, $tds);
}
else {
# ext2/3 restore options
print &ui_table_row(&hlink($text{'restore_rsh'},"rrsh"),
&rsh_command_input("rsh_def", "rsh", $_[1]->{'rsh'}),
3, $tds);
# Password option for SSH
print &ui_table_row(&hlink($text{'dump_pass2'},"pass2"),
&ui_password("pass", $_[1]->{'pass'}, 20),
3, $tds);
# Files to restore
print &ui_table_row(&hlink($text{'restore_files'},"rfiles"),
&ui_opt_textbox("files", undef, 40, $text{'restore_all'},
$text{'restore_sel'}), 3, $tds);
# Target dir
print &ui_table_row(&hlink($text{'restore_dir'},"rdir"),
&ui_textbox("dir", undef, 50)." ".
&file_chooser_button("dir", 1), 3, $tds);
# Multiple files
print &ui_table_row(&hlink($text{'restore_multi'},"rmulti"),
&ui_yesno_radio("multi", 0), 1, $tds);
}
# Show only
print &ui_table_row(&hlink($text{'restore_test'},"rtest"),
&ui_yesno_radio("test", 1), 1, $tds);
}
# parse_restore(filesystem)
# Parses inputs from restore_form() and returns a command to be passed to
# restore_backup()
sub parse_restore
{
local $cmd;
if ($_[0] eq 'tar') {
$cmd = "tar";
if ($in{'test'}) {
$cmd .= " -t -v";
}
else {
$cmd .= " -x";
}
}
elsif ($_[0] eq 'xfs') {
$cmd = "xfsrestore";
$cmd .= " -t" if ($in{'test'});
}
else {
$cmd = "restore";
$cmd .= ($in{'test'} ? " -t" : " -x");
}
if ($in{'mode'} == 0) {
$in{'file'} || &error($text{'restore_efile'});
$cmd .= " -f '$in{'file'}'";
}
else {
&to_ipaddress($in{'host'}) ||
&to_ip6address($in{'host'}) ||
&error($text{'restore_ehost'});
$in{'huser'} =~ /^\S*$/ || &error($text{'restore_ehuser'});
$in{'hfile'} || &error($text{'restore_ehfile'});
if ($in{'huser'}) {
$cmd .= " -f '$in{'huser'}\@$in{'host'}:$in{'hfile'}'";
}
else {
$cmd .= " -f '$in{'host'}:$in{'hfile'}'";
}
}
if ($_[0] eq 'tar') {
# parse tar options
$cmd .= " -p" if ($in{'perms'});
$cmd .= " -z" if ($in{'gzip'} == 1);
$cmd .= " --bzip" if ($in{'gzip'} == 2);
$cmd .= " -J" if ($in{'gzip'} == 3);
$cmd .= " -k" if ($in{'keep'});
if ($in{'multi'}) {
!-c $in{'file'} && !-b $in{'file'} ||
&error($text{'restore_emulti'});
$in{'mode'} == 0 || &error($text{'restore_emulti2'});
$cmd .= " -M -F \"$rmulti_cmd $in{'file'}\"";
}
local $rsh = &rsh_command_parse("rsh_def", "rsh");
if ($rsh) {
$cmd .= " --rsh-command=".quotemeta($rsh);
}
if (!$in{'rmt_def'}) {
$in{'rmt'} =~ /^\S+$/ || &error($text{'dump_ermt'});
$cmd .= " --rmt-command=".quotemeta($in{'rmt'});
}
$cmd .= " $in{'extra'}" if ($in{'extra'});
if (!$in{'files_def'}) {
$in{'files'} || &error($text{'restore_efiles'});
$cmd .= " $in{'files'}";
}
-d $in{'dir'} || &error($text{'restore_edir'});
$cmd = "cd '$in{'dir'}' && $cmd";
if ($in{'multi'}) {
$cmd = "$rmulti_cmd $in{'file'} 1 && $cmd";
}
}
elsif ($_[0] eq 'xfs') {
# parse xfs options
$cmd .= " -E" if ($in{'over'} == 1);
$cmd .= " -e" if ($in{'over'} == 2);
$cmd .= " -A" if ($in{'noattribs'});
$cmd .= " -L '$in{'label'}'" if ($in{'label'});
$cmd .= " -F";
$cmd .= " $in{'extra'}" if ($in{'extra'});
if (!$in{'test'}) {
-d $in{'dir'} || &error($text{'restore_edir'});
$cmd .= " '$in{'dir'}'";
}
}
else {
# parse ext2/3 options
local $rsh = &rsh_command_parse("rsh_def", "rsh");
if ($rsh) {
$cmd = "RSH=\"$rsh\" $cmd";
}
if ($in{'multi'}) {
$cmd .= " -M";
if ($dump_version >= 0.428 && $in{'extra'} !~ /-a/) {
$cmd .= " -a";
}
}
$cmd .= " -u"; # force overwrite
$cmd .= " $in{'extra'}" if ($in{'extra'});
if (!$in{'files_def'}) {
$in{'files'} || &error($text{'restore_efiles'});
$cmd .= " $in{'files'}";
}
-d $in{'dir'} || &error($text{'restore_edir'});
}
return $cmd;
}
# restore_backup(filesystem, command)
# Restores a backup based on inputs from restore_form(), and displays the results
sub restore_backup
{
&additional_log('exec', undef, $_[1]);
$ENV{'DUMP_PASSWORD'} = $in{'pass'};
if ($_[0] eq 'xfs') {
# Just run the xfsrestore command
&open_execute_command(CMD, "$_[1] 2>&1 </dev/null", 1);
while(<CMD>) {
print &html_escape($_);
}
close(CMD);
return $? || undef;
}
else {
# Need to supply prompts
&foreign_require("proc", "proc-lib.pl");
local ($fh, $fpid) = &foreign_call("proc", "pty_process_exec", "cd '$in{'dir'}' ; $_[1]");
local $donevolume;
while(1) {
local $rv = &wait_for($fh, "(.*next volume #)", "(.*set owner.mode for.*\\[yn\\])", "((.*)\\[yn\\])", "(.*enter volume name)", "password:", "yes\\/no", "(.*\\n)");
last if ($rv < 0);
print &html_escape($matches[1]);
if ($rv == 0) {
if ($donevolume++) {
return $text{'restore_evolume'};
}
else {
syswrite($fh, "1\n", 2);
}
}
elsif ($rv == 1) {
syswrite($fh, "n\n", 2);
}
elsif ($rv == 3) {
syswrite($fh, "\n", 1);
}
elsif ($rv == 2) {
return &text('restore_equestion',
"<tt>$matches[2]</tt>");
}
elsif ($rv == 4) {
syswrite($fh, "$in{'pass'}\n");
}
elsif ($rv == 5) {
syswrite($fh, "yes\n");
}
}
close($fh);
waitpid($fpid, 0);
return $? || undef;
}
}
1;