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#!/usr/bin/perl
# upgrade.cgi
# Upgrade webmin if possible
require './webmin-lib.pl';
&foreign_require("proc", "proc-lib.pl");
&foreign_require("acl", "acl-lib.pl");
&ReadParseMime();
$| = 1;
$theme_no_table = 1;
&ui_print_header(undef, $text{'upgrade_title'}, "");
# Save this CGI from being killed by the upgrade
$SIG{'TERM'} = 'IGNORE';
if ($in{'source'} == 0) {
# from local file
&error_setup(&text('upgrade_err1', $in{'file'}));
$file = $in{'file'};
if (!-r $file) { &inst_error($text{'upgrade_efile'}); }
if ($file =~ /webmin-(\d+\.\d+)/) {
$version = $1;
}
if (!$in{'force'}) {
if ($version == &get_webmin_version()) {
&inst_error(&text('upgrade_elatest', $version));
}
elsif ($version <= &get_webmin_version()) {
&inst_error(&text('upgrade_eversion', $version));
}
}
}
elsif ($in{'source'} == 1) {
# from uploaded file
&error_setup($text{'upgrade_err2'});
$file = &transname();
$need_unlink = 1;
if ($no_upload) {
&inst_error($text{'upgrade_ebrowser'});
}
open(MOD, ">$file");
print MOD $in{'upload'};
close(MOD);
if ($in{'upload_filename'} =~ /webmin-(\d+\.\d+)/) {
$version = $1;
}
}
elsif ($in{'source'} == 2) {
# find latest version at www.webmin.com by looking at index page
&error_setup($text{'upgrade_err3'});
($ok, $version) = &get_latest_webmin_version();
$ok || &inst_error($version);
if (!$in{'force'}) {
if ($version == &get_webmin_version()) {
&inst_error(&text('upgrade_elatest', $version));
}
elsif ($version <= &get_webmin_version()) {
&inst_error(&text('upgrade_eversion', $version));
}
}
if ($in{'mode'} eq 'rpm') {
# Downloading RPM
$progress_callback_url = &convert_osdn_url(
"http://$osdn_host/webadmin/webmin-$version-1.noarch.rpm");
}
elsif ($in{'mode'} eq 'deb') {
# Downloading Debian package
$progress_callback_url = &convert_osdn_url(
"http://$osdn_host/webadmin/webmin_${version}_all.deb");
}
elsif ($in{'mode'} eq 'solaris-pkg') {
# Downloading my Solaris package
$progress_callback_url = &convert_osdn_url(
"http://$osdn_host/webadmin/webmin-$version.pkg.gz");
}
else {
# Downloading tar.gz file
$progress_callback_url = &convert_osdn_url(
"http://$osdn_host/webadmin/webmin-$version.tar.gz");
}
($host, $port, $page, $ssl) = &parse_http_url($progress_callback_url);
$file = &transname();
&http_download($host, $port, $page, $file, \$error,
\&progress_callback, $ssl);
$error && &inst_error($error);
$need_unlink = 1;
}
elsif ($in{'source'} == 5) {
# Download from some URL
&error_setup(&text('upgrade_err5', $in{'url'}));
$file = &transname();
$in{'url'} = &convert_osdn_url($in{'url'});
$progress_callback_url = $in{'url'};
if ($in{'url'} =~ /^(http|https):\/\/([^\/]+)(\/.*)$/) {
$ssl = $1 eq 'https';
$host = $2; $page = $3; $port = $ssl ? 443 : 80;
if ($host =~ /^(.*):(\d+)$/) { $host = $1; $port = $2; }
&http_download($host, $port, $page, $file, \$error,
\&progress_callback, $ssl);
}
elsif ($in{'url'} =~ /^ftp:\/\/([^\/]+)(:21)?\/(.*)$/) {
$host = $1; $ffile = $3;
&ftp_download($host, $ffile, $file,
\$error, \&progress_callback);
}
else { &inst_error($text{'upgrade_eurl'}); }
$need_unlink = 1;
$error && &inst_error($error);
if ($in{'url'} =~ /webmin-(\d+\.\d+)/) {
$version = $1;
}
}
elsif ($in{'source'} == 3) {
# Get the latest version from Caldera with cupdate
&redirect("/cupdate/");
}
elsif ($in{'source'} == 4) {
# Just run the command emerge webmin
&error_setup(&text('upgrade_err4'));
$file = "webmin";
$need_unlink = 0;
}
$qfile = quotemeta($file);
# Import the signature for RPM
if ($in{'mode'} eq 'rpm') {
system("rpm --import $module_root_directory/jcameron-key.asc >/dev/null 2>&1");
}
# Check the signature if possible
if ($in{'sig'}) {
# Check the package signature
($ec, $emsg) = &gnupg_setup();
if (!$ec) {
if ($in{'mode'} eq 'rpm') {
# Use rpm's gpg signature verification
my $out = `rpm --checksig $qfile 2>&1`;
if ($?) {
$ec = 3;
$emsg = &text('upgrade_echecksig',
"<pre>$out</pre>");
}
}
else {
# Do a manual signature check
if ($in{'source'} == 2) {
# Download the key for this tar.gz
my ($sigtemp, $sigerror);
&http_download($update_host, $update_port, "/download/sigs/webmin-$version.tar.gz-sig.asc", \$sigtemp, \$sigerror);
if ($sigerror) {
$ec = 4;
$emsg = &text('upgrade_edownsig',
$sigerror);
}
else {
my $data =&read_file_contents($file);
my ($vc, $vmsg) =
&verify_data($data, $sigtemp);
if ($vc > 1) {
$ec = 3;
$emsg = &text(
"upgrade_everify$vc",
&html_escape($vmsg));
}
}
}
else {
$emsg = $text{'upgrade_nosig'};
}
}
}
# Tell the user about any GnuPG error
if ($ec) {
&inst_error($emsg);
}
elsif ($emsg) {
print "$emsg<p>\n";
}
else {
print "$text{'upgrade_sigok'}<p>\n";
}
}
else {
print "$text{'upgrade_nocheck'}<p>\n";
}
if ($in{'mode'} ne 'gentoo') {
# gunzip the file if needed
open(FILE, $file);
read(FILE, $two, 2);
close(FILE);
if ($two eq "\037\213") {
if (!&has_command("gunzip")) {
&inst_error($text{'upgrade_egunzip'});
}
$newfile = &transname();
$out = `gunzip -c $qfile 2>&1 >$newfile`;
if ($?) {
unlink($newfile);
&inst_error(&text('upgrade_egzip', "<tt>$out</tt>"));
}
unlink($file) if ($need_unlink);
$need_unlink = 1;
$file = $newfile;
}
}
$qfile = quotemeta($file);
if ($in{'mode'} eq 'rpm') {
# Check if it is an RPM package
$rpmname = "webmin";
if (open(RPM, "$root_directory/rpm-name")) {
chop($rpmname = <RPM>);
close(RPM);
}
$out = `rpm -qp $qfile`;
$out =~ /(^|\n)\Q$rpmname\E-(\d+\.\d+)/ ||
&inst_error($text{'upgrade_erpm'});
$version = $2;
if (!$in{'force'}) {
if ($version == &get_webmin_version()) {
&inst_error(&text('upgrade_elatest', $version));
}
elsif ($version <= &get_webmin_version()) {
&inst_error(&text('upgrade_eversion', $version));
}
}
# Install the RPM
$ENV{'tempdir'} = $gconfig{'tempdir'};
print "<p>",$text{'upgrade_setuprpm'},"<p>\n";
print "<pre>";
if ($in{'force'}) {
&proc::safe_process_exec(
"rpm -U --force $qfile", 0, 0,
STDOUT, undef, 1, 1);
}
else {
&proc::safe_process_exec(
"rpm -U --ignoreos --ignorearch $qfile", 0, 0,
STDOUT, undef, 1, 1);
}
unlink($file) if ($need_unlink);
print "</pre>\n";
}
elsif ($in{'mode'} eq 'deb') {
# Check if it is a Debian package
$debname = "webmin";
if (open(RPM, "$root_directory/deb-name")) {
chop($debname = <RPM>);
close(RPM);
}
$out = `dpkg --info $qfile`;
$out =~ /Package:\s+(\S+)/ && $1 eq $debname ||
&inst_error($text{'upgrade_edeb'});
$out =~ /Version:\s+(\S+)/ ||
&inst_error($text{'upgrade_edeb'});
$version = $1;
if (!$in{'force'}) {
if ($version == &get_webmin_version()) {
&inst_error(&text('upgrade_elatest', $version));
}
elsif ($version <= &get_webmin_version()) {
&inst_error(&text('upgrade_eversion', $version));
}
}
# Install the package
$ENV{'tempdir'} = $gconfig{'tempdir'};
print "<p>",$text{'upgrade_setupdeb'},"<p>\n";
print "<pre>";
&proc::safe_process_exec("dpkg --install $qfile", 0, 0,
STDOUT, undef, 1, 1);
unlink($file) if ($need_unlink);
print "</pre>\n";
}
elsif ($in{'mode'} eq 'solaris-pkg' || $in{'mode'} eq 'sun-pkg') {
# Check if it is a solaris package
&foreign_require("software", "software-lib.pl");
&foreign_call("software", "is_package", $file) ||
&inst_error($text{'upgrade_epackage'});
my @p = &foreign_call("software", "file_packages", $file);
#
# The package name will always include "webmin" in lower case,
# but may be preceeded by the source package source ("WS" for the
# Webmin.com package, "SUNW" for the Sun distributed package).
# and it could have trailing characters to define a set of items
# that are installed separately ("r" for the Sun "root" package,
# "u" for the Sun "usr" package.
#
# So the problem is how to match the requested package to the
# currently installed package.
#
foreach $p (@p) {
# Hardcode till I can get a better thought for doing this
# via a config (or other) file..
($pkg, $description) = split(/ /, $p);
if ($pkg =~ /^(SUNWwebminu|WSwebmin)$/) {
break;
}
else {
$pkg ='';
}
}
# Fallthrough error
if ($pkg eq '' ) {
&inst_error($text{'upgrade_ewpackage'});
}
# Install the package
print "<p>",$text{'upgrade_setuppackage'},"<p>\n";
print "PKG: $pkg<br>";
$ENV{'KEEP_ETC_WEBMIN'} = 1;
# Need to do this inline, otherwise the child process won't install the
# package. It would be interesting, however, if this were embedded in
# a remote script that could be nohup'd and it would restart the server.
chdir("/");
&proc::safe_process_exec_logged(
"$config_directory/stop", 0, 0, STDOUT, undef, 1,1);
$in{'root'} = '/';
$in{'adminfile'} = '$module_root_directory/adminupgrade';
$rv = &software::install_package($file, $pkg);
&error($rv) if ($rv);
unlink($file) if ($need_unlink);
$ENV{'config_dir'} = $config_directory;
$ENV{'webmin_upgrade'} = 1;
$ENV{'autothird'} = 1;
$ENV{'tempdir'} = $gconfig{'tempdir'};
print "<p>",$text{'upgrade_setup'},"<p>\n";
print "<pre>";
# We now need to figure out the installed directory for
# this package. The best way is to find the basename
# for the miniserv.pl file associated with this package
# or, in grep context:
# grep "miniserv.pl.*$pkg"
# and the first element includes the pathname.
#
$targ = `grep "miniserv.pl.*$pkg" /var/sadm/install/contents`;
if ($targ =~ /^(.*)\/miniserv.pl.*$/) {
$dir = $1;
}
$setup = $in{'dir'} ? "./setup.sh '$in{'dir'}'" : "./setup.sh";
print "Package Directory: $dir<br>";
print "cd $dir && ./setup.sh<br>";
&proc::safe_process_exec(
"cd $dir && ./setup.sh", 0, 0, STDOUT, undef, 1, 1);
&proc::safe_process_exec_logged(
"$config_directory/start", 0, 0, STDOUT, undef, 1,1);
print "</pre>\n";
}
elsif ($in{'mode'} eq 'caldera') {
# Check if it is a Caldera RPM of Webmin
$out = `rpm -qp $file`;
$out =~ /^webmin-(\d+\.\d+)/ ||
&inst_error($text{'upgrade_erpm'});
if ($1 <= &get_webmin_version() && !$in{'force'}) {
&inst_error(&text('upgrade_eversion', "$1"));
}
my $wfound = 0;
open(OUT, "rpm -qpl $file |");
while(<OUT>) {
$wfound++ if (/^\/etc\/webmin/);
}
close(OUT);
$wfound || &inst_error($text{'upgrade_ecaldera'});
# Install the RPM
print "<p>",$text{'upgrade_setuprpm'},"<p>\n";
print "<pre>";
&proc::safe_process_exec("rpm -U --ignoreos --ignorearch '$file'", 0, 0,
STDOUT, undef, 1, 1);
unlink($file) if ($need_unlink);
print "</pre>\n";
}
elsif ($in{'mode'} eq 'gentoo') {
# Check if it is a gentoo .tar.gz or .ebuild file of webmin
open(EMERGE, "emerge --pretend '$file' 2>/dev/null |");
while(<EMERGE>) {
s/\r|\n//g;
s/\033[^m]+m//g;
if (/\s+[NRU]\s+\]\s+([^\/]+)\/webmin\-(\d\S+)/) {
$version = $2;
}
}
close(EMERGE);
$version || &inst_error($text{'upgrade_egentoo'});
if (!$in{'force'}) {
if ($version == &get_webmin_version()) {
&inst_error(&text('upgrade_elatest', $version));
}
elsif ($version <= &get_webmin_version()) {
&inst_error(&text('upgrade_eversion', $version));
}
}
# Install the Gentoo package
print "<p>",$text{'upgrade_setupgentoo'},"<p>\n";
print "<pre>";
&proc::safe_process_exec("emerge '$file'", 0, 0, STDOUT, undef, 1, 1);
unlink($file) if ($need_unlink);
print "</pre>\n";
}
else {
# Check if it is a webmin tarfile
open(TAR, "tar tf $file 2>&1 |");
while(<TAR>) {
s/\r|\n//g;
if (/^webmin-([0-9\.]+)\//) {
$version = $1;
}
if (/^usermin-([0-9\.]+)\//) {
$usermin_version = $1;
}
if (/^[^\/]+\/(\S+)$/) {
$hasfile{$1}++;
}
if (/^(webmin-([0-9\.]+)\/([^\/]+))$/ && $3 ne ".") {
# Found a top-level file, or *possibly* a directory
# under some versions of tar. Keep it so we know which
# files to extract.
push(@topfiles, $_);
}
elsif (/^(webmin-[0-9\.]+\/([^\/]+))\// && $2 ne ".") {
# Found a sub-directory, like webmin-1.xx/foo/
# Keep this, so that we know which modules to extract.
# Also keep the full directory like webmin-1.xx/foo
# to avoid treating it as a file.
$intar{$2}++;
$tardir{$1}++;
}
}
close(TAR);
if ($usermin_version) {
&inst_error(&text('upgrade_eusermin', $usermin_version));
}
if (!$version) {
if ($hasfile{'module.info'}) {
&inst_error(&text('upgrade_emod', 'edit_mods.cgi'));
}
else {
&inst_error($text{'upgrade_etar'});
}
}
if (!$in{'force'}) {
if ($version == &get_webmin_version()) {
&inst_error(&text('upgrade_elatest', $version));
}
elsif ($version <= &get_webmin_version()) {
&inst_error(&text('upgrade_eversion', $version));
}
}
# Work out where to extract
if ($in{'dir'}) {
# Since we are currently installed in a fixed directory,
# just extract to a temporary location
$extract = &transname();
mkdir($extract, 0755);
}
else {
# Next to the current directory
$extract = "../..";
}
# Do the extraction of the tar file, and run setup.sh
$| = 1;
if ($in{'only'}) {
# Extact top-level files like setup.sh and os_list.txt
$topfiles = join(" ", map { quotemeta($_) }
grep { !$tardir{$_} } @topfiles);
$out = `cd $extract ; tar xf $file $topfiles 2>&1 >/dev/null`;
if ($?) {
&inst_error(&text('upgrade_euntar', "<tt>$out</tt>"));
}
# Add current modules and current non-module directories
# (like themes and lang and images)
@mods = grep { $intar{$_} } map { $_->{'dir'} }
&get_all_module_infos(1);
opendir(DIR, $root_directory);
foreach $d (readdir(DIR)) {
next if ($d =~ /^\./);
my $p = "$root_directory/$d";
if (-d $p && !-r "$p/module.info" && $intar{$d}) {
push(@mods, $d);
}
}
closedir(DIR);
# Extract current modules and other directories
$mods = join(" ", map { quotemeta("webmin-$version/$_") }
@mods);
$out = `cd $extract ; tar xf $file $mods 2>&1 >/dev/null`;
if ($?) {
&inst_error(&text('upgrade_euntar', "<tt>$out</tt>"));
}
}
else {
# Extract the whole file
$out = `cd $extract ; tar xf $file 2>&1 >/dev/null`;
if ($?) {
&inst_error(&text('upgrade_euntar', "<tt>$out</tt>"));
}
}
unlink($file) if ($need_unlink);
$ENV{'config_dir'} = $config_directory;
$ENV{'webmin_upgrade'} = 1;
$ENV{'autothird'} = 1;
$ENV{'tempdir'} = $gconfig{'tempdir'};
$ENV{'deletedold'} = 1 if ($in{'delete'});
print "<p>",$text{'upgrade_setup'},"<p>\n";
print "<pre>";
$setup = $in{'dir'} ? "./setup.sh '$in{'dir'}'" : "./setup.sh";
&proc::safe_process_exec(
"cd $extract/webmin-$version && $setup", 0, 0,
STDOUT, undef, 1, 1);
print "</pre>\n";
if (!$?) {
if ($in{'delete'}) {
# Can delete the old root directory
system("rm -rf \"$root_directory\"");
}
elsif ($in{'dir'}) {
# Can delete the temporary source directory
system("rm -rf \"$extract\"");
}
}
}
&webmin_log("upgrade", undef, undef, { 'version' => $version,
'mode' => $in{'mode'} });
if ($in{'disc'}) {
# Forcibly disconnect all other login sessions
&foreign_require("acl", "acl-lib.pl");
&get_miniserv_config(\%miniserv);
&acl::open_session_db(\%miniserv);
foreach $s (keys %acl::sessiondb) {
if ($s ne $main::session_id) {
delete($acl::sessiondb{$s});
}
}
dbmclose(%acl::sessiondb);
&restart_miniserv(1);
}
# Find out about any updates for this new version.
($updates) = &fetch_updates($update_url);
$updates = &filter_updates($updates, $version);
if (scalar(@$updates)) {
print "<br>",&text('upgrade_updates', scalar(@$updates),
"update.cgi?source=0&show=0&missing=0"),"<p>\n";
}
&ui_print_footer("", $text{'index_return'});
sub inst_error
{
unlink($file) if ($need_unlink);
unlink($updatestemp);
print "<b>$main::whatfailed : $_[0]</b> <p>\n";
&ui_print_footer("", $text{'index_return'});
exit;
}
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