833 lines
30 KiB
Text
833 lines
30 KiB
Text
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#!/usr/bin/perl -w
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#
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# TWiki Collaboration Platform, http://TWiki.org/
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#
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# Copyright (C) 2000-2003 Peter Thoeny, peter@thoeny.com
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#
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# For licensing info read license.txt file in the TWiki root.
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details, published at
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# http://www.gnu.org/copyleft/gpl.html
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#
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# DESCRIPTION: Test utility to see if CGI is running and enabled
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# for the bin directory, and check a variety of TWiki, Perl and RCS
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# setup.
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package TWiki;
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# Set library paths in @INC, at compile time
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BEGIN {
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# Try to use setlib.cfg, use default path if missing
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if ( -r './setlib.cfg' ) {
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require './setlib.cfg';
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} else {
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unshift @INC, '../lib';
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}
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}
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use vars qw( $useLocale );
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# ===========================
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# Read the configuration file at compile time in order to set locale
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BEGIN {
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do "TWiki.cfg"; # Includes OS detection
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# Do a dynamic 'use locale' for this script
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if( $useLocale ) {
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require locale;
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import locale ();
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}
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}
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# use strict; # Recommended for mod_perl, enable for Perl 5.6.1 only
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# Doesn't work well here, due to 'do "TWiki.cfg"'
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# use diagnostics; # Debug only
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my $setlibAvail = -r './setlib.cfg';
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&main();
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sub checkBasicModules {
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# Check whether basic CGI modules exist (some broken installations of
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# Perl don't have this, even though they are standard modules), and warn user
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my @basicMods = @_;
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my $modMissing = 0;
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my $mod;
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foreach $mod (@basicMods) {
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eval "use $mod";
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if ($@) {
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unless ($modMissing) {
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print "Content-type: text/html\n\n";
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print "<html><head><title>Perl Module(s) missing</title></head>\n";
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print "<body>\n";
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print "<h1>Perl Module(s) missing</h1>\n";
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}
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$modMissing = 1;
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print "<p><b><font color=\"red\">Warning:</font></b> ";
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print "Essential module <b>$mod</b> not installed - please check your Perl\n";
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print "installation, including the setting of <b>\@INC</b>, and re-install Perl if necessary.</p>\n";
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}
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}
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# If any critical modules missing, display @INC and give up
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if ($modMissing) {
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print "<p><b>\@INC setting:</b><br /><tt> ";
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print join "<br />\n", @INC;
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print "</tt></p>\n";
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print "</body>\n</html>\n";
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exit;
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}
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}
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sub main
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{
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my $perlverRequired = 5.00503; # Oldest supported version of Perl
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my $perlverRequiredString = '5.005_03';
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my $perlverRecommended = '5.6.1';
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my $ActivePerlRecommendedBuild = 631; # Fixes PERL5SHELL bugs
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my $rcsverRequired = 5.7;
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my @basicMods = qw( CGI CGI::Carp ); # Required for testenv to work
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my @requiredMods = ( # Required for TWiki
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@basicMods,
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'File::Copy',
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);
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# Required on non-Unix platforms (mainly Windows)
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my @requiredModsNonUnix = (
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'Digest::SHA1', # For register script
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'MIME::Base64', # For register script
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'Net::SMTP', # For registration emails and mailnotify
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);
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# Optional modules on all platforms
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my @optionalMods = (
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'Algorithm::Diff', # For RcsLite
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'MIME::Base64', # For outbound HTTP Authentication to proxies
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'POSIX', # For internationalisation (core module)
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);
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open(STDERR,'>&STDOUT'); # redirect errors to browser
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$| = 1; # no buffering - FIXME: mod_perl issue?
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# Check for modules required by this script
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&checkBasicModules( @basicMods );
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# Load CGI modules (run-time, after checking they are accessible)
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require CGI;
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require CGI::Carp;
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import CGI::Carp qw( fatalsToBrowser );
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my $query = new CGI;
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print "Content-type: text/html\n\n";
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print <<EOM;
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<html>
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<head><title>Test TWiki environment</title></head>
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<body>
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<h1>Test the environment for TWiki</h1>
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Please read the <a href="http://TWiki.org/cgi-bin/view/TWiki/TWikiInstallationNotes">TWikiInstallationNotes</a> for more information on TWiki installation.
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<h3>Environment variables:</h3>
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<table>
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EOM
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my $key;
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for $key ( sort keys %ENV ) {
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print "<tr><th align=\"right\">$key</th><td>$ENV{$key}</td></tr>\n";
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}
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print <<EOM;
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</table>
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<h3>CGI Setup:</h3>
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<table>
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EOM
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# Make %ENV safer for CGI (should reflect TWiki.pm)
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my $originalPath = $ENV{'PATH'} || '';
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if( $safeEnvPath ) {
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$ENV{'PATH'} = $safeEnvPath;
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}
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delete @ENV{ qw( IFS CDPATH ENV BASH_ENV ) };
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# Get Perl version - output looks neater with new variable
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my $perlvernum = $];
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my $perlver;
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if (defined $^V) {
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$perlver = $^V; # New in Perl 5.6.1, one byte per part
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$perlver = ord(substr($perlver,0)) . "." . ord(substr($perlver,1))
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. "." . ord(substr($perlver,2));
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} else {
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$perlver = $perlvernum
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}
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# Set $detailedOS if not using later versions of TWiki.cfg for BeijingRelease
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# - this code enables the latest testenv to be used with Dec 2001 and
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# earlier releases.
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if ( !defined $detailedOS ) {
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require Config;
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$detailedOS = $Config::Config{'osname'};
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# print "$detailedOS<br>";
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}
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# Detect Perl flavour on Windows, and Cygwin Perl/RCS package versions
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my $perltype;
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my $cygwinRcsVerNum;
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if ($detailedOS eq 'cygwin') {
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$perltype = 'Cygwin'; # Cygwin Perl only
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my ($pkg, $pkgName);
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# Get Cygwin perl's package version number
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$pkgName = 'perl';
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$pkg = `/bin/cygcheck -c $pkgName | /bin/grep $pkgName 2>/dev/null`;
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if ($?) {
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$pkg = " [Can't identify package - cygcheck or grep not installed]";
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$perlver .= $pkg
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} else {
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$pkg = (split ' ', $pkg)[1]; # Package version
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$perlver = $pkg;
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}
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# Get Cygwin RCS's package version number
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$pkgName = 'rcs';
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$pkg = `/bin/cygcheck -c $pkgName | /bin/grep $pkgName 2>/dev/null`;
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if ($?) {
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$pkg = " [Can't identify package - cygcheck or grep not installed]";
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$perlver .= $pkg
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} else {
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$pkg = (split ' ', $pkg)[1]; # Package version
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$cygwinRcsVerNum = $pkg;
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}
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} elsif ($detailedOS =~ /win/i && $detailedOS !~ /darwin/i ) {
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# Windows Perl - try ActivePerl-only function: returns number if
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# successful, otherwise treated as a literal (bareword).
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my $isActivePerl= eval 'Win32::BuildNumber !~ /Win32/';
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if( $isActivePerl ) {
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$perltype = 'ActiveState';
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$perlver .= ", build " . Win32::BuildNumber();
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} else {
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# Could be SiePerl or some other Win32 port of Perl
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$perltype = 'SiePerl/Other Win32 Perl';
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}
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} else {
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$perltype = 'generic';
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}
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# Detect executable name suffix, e.g. .exe on Windows or '' on Unix
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my $exeSuffix='';
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if ( $Config::Config{'_exe'}) {
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$exeSuffix = $Config::Config{'_exe'};
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}
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my $thePathInfo = $query->path_info();
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# my $theRemoteUser = $query->remote_user();
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my $theTopic = $query->param( 'topic' );
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my $theUrl = $query->url;
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# Detect whether mod_perl was loaded into Apache
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my $LOAD_MOD_PERL = ( exists $ENV{'SERVER_SOFTWARE'} &&
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( $ENV{'SERVER_SOFTWARE'} =~ /mod_perl/ )) &&
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"loaded" || "not loaded";
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# Detect whether we are actually running under mod_perl
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# - test for MOD_PERL alone, which is enough.
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my $USE_MOD_PERL = ( exists $ENV{'MOD_PERL'} ) && "Used" || "Not used";
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# OS
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print "<tr><th align=\"right\">Operating system:</th><td>" . ucfirst(lc($OS));
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print " ($detailedOS)" if ( $detailedOS ne '' );
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print "</td></tr>\n";
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# Perl version and type
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print "<tr><th align=\"right\">Perl version:</th><td>$perlver";
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print " ($perltype)" if $perltype ne 'generic';
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print "</td></tr>\n";
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if ( $perlvernum < $perlverRequired ) {
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print "<tr><th></th><td><b><font color=\"red\">Warning:</font></b> ";
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print "This version of Perl is too old for use with TWiki - upgrade to at least Perl $perlverRequiredString\n";
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print "and preferably to Perl $perlverRecommended.\n";
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print "</td></tr>\n";
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}
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# Perl @INC (lib path)
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print "<tr><th align=\"right\" valign=\"top\">\@INC library path:</th><td>" .
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( join "<br />\n", @INC ) .
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"</td></tr>\n";
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print "<tr><th></th><td><b><font color=\"green\">Note:</font></b>\n";
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print "This is the Perl library path, used to load TWiki modules, ";
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print "third-party modules used by some plugins, and Perl built-in modules.";
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print "</td></tr>\n";
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# Add to list of required modules if non-Unix, or MacOS X (detected by
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# Perl as 'Darwin')
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if ( $detailedOS =~ /darwin/i or $OS ne 'UNIX' ) {
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push @requiredMods, @requiredModsNonUnix;
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}
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# Turn off fatalsToBrowser while checking module loads, to avoid load errors in
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# browser in some environments.
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$CGI::Carp::WRAP = $CGI::Carp::WRAP = 0; # Avoid warnings...
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# Check that the TWiki.pm module can be found
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print "<tr><th align=\"right\">TWiki module in \@INC path:</th><td>";
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$mod = 'TWiki';
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eval "use $mod";
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print "<tr><th></th><td>\n";
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my $twikiFound = 0;
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if ($@) {
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print "<b><font color=\"red\">Warning:</font></b> ";
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print "'$mod.pm' not found - check path to <code>twiki/lib</code>";
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print " and edit <code>twiki/bin/setlib.cfg</code> if necessary" if $setlibAvail;
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print ".\n";
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print "</td></tr>\n";
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} else {
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$twikiFound = 1;
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my $mod_version = eval '$TWiki::wikiversion';
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$mod_version ||= 'unknown';
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print "OK, $mod.pm found (TWiki version: <b>$mod_version</b>)";
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print "</td></tr>\n";
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}
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print "</td></tr>\n";
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# Do locale settings if TWiki.pm was found
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my $showLocales = 0;
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if ($twikiFound) {
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TWiki::setupLocale();
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$showLocales = 1;
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}
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# Check that each of the required Perl modules can be loaded, and
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# print its version number.
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print "<tr><th align=\"right\">Required Perl modules:</th><td>";
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foreach $mod (@requiredMods) {
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eval "use $mod";
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print "<tr><th></th><td>\n";
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if ($@) {
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print "<b><font color=\"red\">Warning:</font></b> ";
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print "'$mod' not installed - check TWiki documentation to see if this is required.\n";
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print "</td></tr>\n";
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} else {
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my $mod_version;
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$mod_version = ${"${mod}::VERSION"};
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print "$mod ($mod_version)";
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print "</td></tr>\n";
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}
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print "</td></tr>\n";
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}
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# Check that each of the optional Perl modules can be loaded, and
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# print its version number.
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print "<tr><th align=\"right\">Optional Perl modules:</th><td>";
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foreach $mod (@optionalMods) {
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eval "use $mod";
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print "<tr><th></th><td>\n";
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if ($@) {
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print "<b><font color=\"green\">Note:</font></b> ";
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print "Optional module '$mod' not installed - check TWiki documentation to see if your configuration needs this module.\n";
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print "</td></tr>\n";
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} else {
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my $mod_version = $ {"$ {mod}::VERSION"};
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print "$mod ($mod_version)";
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print "</td></tr>\n";
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}
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print "</td></tr>\n";
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}
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# All module checks done, OK to enable fatalsToBrowser
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import CGI::Carp qw( fatalsToBrowser );
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print "<tr><th align=\"right\">PATH_INFO:<a name=\"PATH_INFO\"></th><td>$thePathInfo</td></tr>\n";
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|
|
print "<tr><th></th><td><b><font color=\"green\">Note:</font></b>\n";
|
||
|
|
print "For a URL such as <b>$theUrl/foo/bar</b>, \n";
|
||
|
|
print "the correct PATH_INFO is <b>/foo/bar</b>, without any prefixed path \n";
|
||
|
|
print "components. <a href=\"$theUrl/foo/bar#PATH_INFO\"><b>Test this now</b></a> \n";
|
||
|
|
print "- particularly if you are using Apache or IIS, or are using a web hosting provider.\n";
|
||
|
|
print "The page resulting from the test link should have a PATH_INFO of <b>/foo/bar</b>.\n";
|
||
|
|
print "</td></tr>\n";
|
||
|
|
print "<tr><th align=\"right\">mod_perl:</th><td>$USE_MOD_PERL for this script (mod_perl $LOAD_MOD_PERL)</td></tr>\n";
|
||
|
|
|
||
|
|
|
||
|
|
# Get userid (ActiveState or other Perl), should work on all Perl systems
|
||
|
|
my $usr = lc( getlogin || getpwuid($<) );
|
||
|
|
#
|
||
|
|
# Get group info
|
||
|
|
my $grp = "";
|
||
|
|
if( $OS eq 'UNIX' or ($OS eq 'WINDOWS' and $perltype eq 'Cygwin' ) ) {
|
||
|
|
foreach( split( " ", $( ) ) { # Unix/Cygwin Perl
|
||
|
|
my $onegrp = getgrgid( $_ );
|
||
|
|
$grp .= " " . lc($onegrp);
|
||
|
|
}
|
||
|
|
} else { # ActiveState or other Win32 Perl
|
||
|
|
# Try to use Cygwin's 'id' command - may be on the path, since Cygwin
|
||
|
|
# is probably installed to supply ls, egrep, etc - if it isn't, give up.
|
||
|
|
# Run command without stderr output, to avoid CGI giving error.
|
||
|
|
# Get names of primary and other groups.
|
||
|
|
$grp = lc(qx(sh -c '( id -un ; id -gn) 2>/dev/null' 2>nul ));
|
||
|
|
if ($?) {
|
||
|
|
$grp = "[Can't identify groups - no Cygwin 'id' or 'sh' command on path]";
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
print "<tr><th align=\"right\">User:</th><td>$usr</td></tr>\n";
|
||
|
|
print "<tr><th></th><td><b><font color=\"green\">Note:</font></b> ";
|
||
|
|
print "Your CGI scripts are executing as this user.";
|
||
|
|
print "</td></tr>\n";
|
||
|
|
if( $usr ne "nobody" ) {
|
||
|
|
print "<tr><th></th><td><b><font color=\"red\">Warning:</font></b> ";
|
||
|
|
print "Since your CGI script is not running as user <tt>nobody</tt>, ";
|
||
|
|
print "you need to change the locks in the *,v RCS files of the TWiki ";
|
||
|
|
print "distribution from <tt>nobody</tt> to <tt>$usr</tt>.\n";
|
||
|
|
print "Otherwise, changes to topics will not be logged by RCS.\n";
|
||
|
|
print "</td></tr>\n";
|
||
|
|
}
|
||
|
|
print "<tr><th align=\"right\">Group(s):</th><td>";
|
||
|
|
print "$grp";
|
||
|
|
print "</table>\n";
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
print "<h3>Test of <tt>TWiki.cfg</tt> Configuration:</h3>\n";
|
||
|
|
|
||
|
|
# TWiki.cfg read earlier
|
||
|
|
|
||
|
|
print "<table>\n";
|
||
|
|
|
||
|
|
print "<tr><th align=\"right\">\$wikiHomeUrl:</th><td>$wikiHomeUrl</td></tr>\n";
|
||
|
|
my $junk1 = $wikiHomeUrl; # Avoid warning
|
||
|
|
print "<tr><th></th><td><b><font color=\"green\">Note:</font></b> ";
|
||
|
|
print "This is the link of the TWiki icon in the upper left corner.";
|
||
|
|
print "</td></tr>\n";
|
||
|
|
|
||
|
|
print "<tr><th align=\"right\">\$defaultUrlHost:</th><td>$defaultUrlHost</td></tr>\n";
|
||
|
|
print "<tr><th></th><td><b><font color=\"green\">Note:</font></b> ";
|
||
|
|
print "This must be the protocol and host part (with optional port number) of ";
|
||
|
|
print "the TWiki URL.";
|
||
|
|
print "</td></tr>\n";
|
||
|
|
my $val = $ENV{"HTTP_HOST"} || '';
|
||
|
|
if( $defaultUrlHost !~ /$val/ ) {
|
||
|
|
print "<tr><th></th><td><b><font color=\"red\">Warning:</font></b> ";
|
||
|
|
print "This does not match </b>HTTP_HOST</b>";
|
||
|
|
print "</td></tr>\n";
|
||
|
|
}
|
||
|
|
|
||
|
|
print "<tr><th align=\"right\">\$scriptUrlPath:</th><td>$scriptUrlPath</td></tr>\n";
|
||
|
|
print "<tr><th></th><td><b><font color=\"green\">Note:</font></b> ";
|
||
|
|
print "This must be the URI of the TWiki cgi-bin directory.";
|
||
|
|
print "</td></tr>\n";
|
||
|
|
$val = $ENV{"REQUEST_URI"} || '';
|
||
|
|
if( $val !~ /^$scriptUrlPath/ ) {
|
||
|
|
print "<tr><th></th><td><b><font color=\"red\">Warning:</font></b> ";
|
||
|
|
print "This does not match </b>REQUEST_URI</b>";
|
||
|
|
print "</td></tr>\n";
|
||
|
|
}
|
||
|
|
|
||
|
|
print "<tr><th align=\"right\">\$pubUrlPath:</th><td>$pubUrlPath</td></tr>\n";
|
||
|
|
print "<tr><th></th><td><b><font color=\"green\">Note:</font></b> ";
|
||
|
|
print "This must be the URI of the public directory.";
|
||
|
|
print "This is not set correctly if the ";
|
||
|
|
print "$pubUrlPath/wikiHome.gif image below is broken:<br />";
|
||
|
|
print "<img src=\"$pubUrlPath/wikiHome.gif\" />";
|
||
|
|
print "</td></tr>\n";
|
||
|
|
|
||
|
|
print "<tr><th align=\"right\">\$pubDir:</th><td>$pubDir</td></tr>\n";
|
||
|
|
print "<tr><th></th><td><b><font color=\"green\">Note:</font></b> ";
|
||
|
|
print "This is the public directory, as seen from the file system. ";
|
||
|
|
print "It must correspond to <b>\$pubUrlPath</b>.";
|
||
|
|
print "</td></tr>\n";
|
||
|
|
if( ! ( -e "$pubDir/wikiHome.gif" ) ) {
|
||
|
|
print "<tr><th></th><td><b><font color=\"red\">Error:</font></b> ";
|
||
|
|
print "Directory does not exist or file <tt>wikiHome.gif</tt> does not exist in this directory.";
|
||
|
|
print "</td></tr>\n";
|
||
|
|
} elsif( ! testFileIsWritable( "$pubDir/testenv.test" ) ) {
|
||
|
|
# directory is not writable
|
||
|
|
print "<tr><th></th><td><b><font color=\"red\">Error:</font></b> ";
|
||
|
|
print "This directory is not writable by <b>$usr</b> user.";
|
||
|
|
print "</td></tr>\n";
|
||
|
|
}
|
||
|
|
|
||
|
|
print "<tr><th align=\"right\">\$templateDir:</th><td>$templateDir</td></tr>\n";
|
||
|
|
print "<tr><th></th><td><b><font color=\"green\">Note:</font></b> ";
|
||
|
|
print "This is the TWiki template directory, as seen from the file system. ";
|
||
|
|
print "</td></tr>\n";
|
||
|
|
if( ! ( -e "$templateDir/view.tmpl" ) ) {
|
||
|
|
print "<tr><th></th><td><b><font color=\"red\">Error:</font></b> ";
|
||
|
|
print "Directory does not exist or file <tt>view.tmpl</tt> does not exist in this directory.";
|
||
|
|
print "</td></tr>\n";
|
||
|
|
} elsif( testFileIsWritable( "$templateDir/testenv.test" ) ) {
|
||
|
|
# directory is writable
|
||
|
|
print "<tr><th></th><td><b><font color=\"red\">Warning:</font></b> ";
|
||
|
|
print "Security issue: This directory should not be writable by the <b>$usr</b> user.";
|
||
|
|
print "</td></tr>\n";
|
||
|
|
}
|
||
|
|
|
||
|
|
print "<tr><th align=\"right\">\$dataDir:</th><td>$dataDir</td></tr>\n";
|
||
|
|
print "<tr><th></th><td><b><font color=\"green\">Note:</font></b> ";
|
||
|
|
print "This is the data directory where TWiki stores all topics.";
|
||
|
|
print "</td></tr>\n";
|
||
|
|
if( ! ( -e "$dataDir" ) ) {
|
||
|
|
print "<tr><th></th><td><b><font color=\"red\">Error:</font></b> ";
|
||
|
|
print "Directory does not exist.";
|
||
|
|
print "</td></tr>\n";
|
||
|
|
} elsif( ! testFileIsWritable( "$dataDir/testenv.test" ) ) {
|
||
|
|
# directory is not writable
|
||
|
|
print "<tr><th></th><td><b><font color=\"red\">Error:</font></b> ";
|
||
|
|
print "This directory must be writable by the <b>$usr</b> user.";
|
||
|
|
print "</td></tr>\n";
|
||
|
|
}
|
||
|
|
|
||
|
|
# Check 'sendmail'
|
||
|
|
$val = $mailProgram;
|
||
|
|
$val =~ s/([^\s]*).*/$1/g;
|
||
|
|
# Don't warn on Windows, as Net::SMTP is normally used
|
||
|
|
if( $OS ne 'WINDOWS' && ! ( -e $val ) ) {
|
||
|
|
print "<tr><th></th><td><b><font color=\"red\">Warning:</font></b> ";
|
||
|
|
print "Mail program <tt>$val</tt> not found. Check the path.";
|
||
|
|
print "</td></tr>\n";
|
||
|
|
}
|
||
|
|
|
||
|
|
print "<tr><th align=\"right\">\$mailProgram:</th><td>$mailProgram</td></tr>\n";
|
||
|
|
print "<tr><th></th><td><b><font color=\"green\">Note:</font></b> ";
|
||
|
|
if( $OS ne 'WINDOWS' ) {
|
||
|
|
print "This is the mail program TWiki uses to send mail.";
|
||
|
|
} else {
|
||
|
|
print "This is not typically used on Windows - the Perl Net::SMTP module is used instead.";
|
||
|
|
}
|
||
|
|
print "</td></tr>\n";
|
||
|
|
|
||
|
|
|
||
|
|
# Check RCS directory
|
||
|
|
print "<tr><th align=\"right\">\$rcsDir:</th><td>$rcsDir</td></tr>\n";
|
||
|
|
print "<tr><th></th><td><b><font color=\"green\">Note:</font></b> ";
|
||
|
|
print "This is the directory where RCS is located.";
|
||
|
|
print "</td></tr>\n";
|
||
|
|
|
||
|
|
# Check RCS
|
||
|
|
if( ! ( -e "$rcsDir/ci$exeSuffix" ) ) {
|
||
|
|
# RCS not installed
|
||
|
|
print "<tr><th></th><td><b><font color=\"red\">Warning:</font></b> ";
|
||
|
|
print "RCS program <tt>$rcsDir/ci$exeSuffix</tt> not found. Check \$rcsDir setting in TWiki.cfg. ";
|
||
|
|
print "TWiki will not work (unless you are ";
|
||
|
|
print "using TWiki's built-in RCS implementation, <b>RcsLite</b>).";
|
||
|
|
print "</td></tr>\n";
|
||
|
|
|
||
|
|
} else {
|
||
|
|
# Check RCS version
|
||
|
|
my $rcsVerNum = `$rcsDir/ci$exeSuffix -V`; # May fail due to diff or DLL not on PATH
|
||
|
|
$rcsVerNum = (split(/\s+/, $rcsVerNum))[2] || ""; # Recover from unset variable
|
||
|
|
|
||
|
|
print "<tr><th align=\"right\">RCS Version:</th><td>$rcsVerNum";
|
||
|
|
print " (Cygwin package <tt>rcs-$cygwinRcsVerNum</tt>)" if defined($cygwinRcsVerNum);
|
||
|
|
print "</td></tr>\n";
|
||
|
|
print "<tr><th></th><td><b><font color=\"green\">Note:</font></b> ";
|
||
|
|
print "This is the version of RCS which will be used.";
|
||
|
|
print "</td></tr>\n";
|
||
|
|
|
||
|
|
if( $rcsVerNum && $rcsVerNum < $rcsverRequired ) {
|
||
|
|
# RCS too old
|
||
|
|
print "<tr><th></th><td><b><font color=\"red\">Warning:</font></b> ";
|
||
|
|
print "RCS program is too old, upgrade to version $rcsverRequired or higher.";
|
||
|
|
print "</td></tr>\n";
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
# Check 'ls'
|
||
|
|
print "<tr><th align=\"right\">\$lsCmd:</th><td>$lsCmd</td></tr>\n";
|
||
|
|
print "<tr><th></th><td><b><font color=\"green\">Note:</font></b> ";
|
||
|
|
print "This is the file list program TWiki uses to list topics.";
|
||
|
|
print "</td></tr>\n";
|
||
|
|
$val = $lsCmd . $exeSuffix;
|
||
|
|
$val =~ s/([^\s]*).*/$1/go;
|
||
|
|
if( ! ( -e $val ) ) {
|
||
|
|
print "<tr><th></th><td><b><font color=\"red\">Warning:</font></b> ";
|
||
|
|
print "List program <tt>$val</tt> not found. Check the path.";
|
||
|
|
print "</td></tr>\n";
|
||
|
|
}
|
||
|
|
|
||
|
|
# Check 'grep'
|
||
|
|
print "<tr><th align=\"right\">\$egrepCmd:</th><td>$egrepCmd</td></tr>\n";
|
||
|
|
print "<tr><th></th><td><b><font color=\"green\">Note:</font></b> ";
|
||
|
|
print "This is a program TWiki uses for search.";
|
||
|
|
print "</td></tr>\n";
|
||
|
|
$val = $egrepCmd . $exeSuffix;
|
||
|
|
$val =~ s/([^\s]*).*/$1/go;
|
||
|
|
if( ! ( -e $val ) ) {
|
||
|
|
print "<tr><th></th><td><b><font color=\"red\">Warning:</font></b> ";
|
||
|
|
print "Search program <tt>$val</tt> not found. Check the path.";
|
||
|
|
print "</td></tr>\n";
|
||
|
|
}
|
||
|
|
|
||
|
|
# Check 'fgrep'
|
||
|
|
print "<tr><th align=\"right\">\$fgrepCmd:</th><td>$fgrepCmd</td></tr>\n";
|
||
|
|
print "<tr><th></th><td><b><font color=\"green\">Note:</font></b> ";
|
||
|
|
print "This is a program TWiki uses for search.";
|
||
|
|
print "</td></tr>\n";
|
||
|
|
$val = $fgrepCmd . $exeSuffix;
|
||
|
|
$val =~ s/([^\s]*).*/$1/go;
|
||
|
|
if( ! ( -e $val ) ) {
|
||
|
|
print "<tr><th></th><td><b><font color=\"red\">Warning:</font></b> ";
|
||
|
|
print "Search program <tt>$val</tt> not found. Check the path.";
|
||
|
|
print "</td></tr>\n";
|
||
|
|
}
|
||
|
|
|
||
|
|
print "<tr><th align=\"right\">\$safeEnvPath:</th><td>$safeEnvPath</td></tr>\n";
|
||
|
|
print "<tr><th></th><td><b><font color=\"green\">Note:</font></b> ";
|
||
|
|
print "This is used to initialise the PATH variable, and is used to run the\n";
|
||
|
|
print "'diff' program used by RCS, as well as to run shell programs such as\n";
|
||
|
|
if( $OS eq 'WINDOWS' ) {
|
||
|
|
print "cmd.exe or Cygwin's 'bash'.\n";
|
||
|
|
print "<p>\n";
|
||
|
|
if( $perltype eq 'Cygwin' ) {
|
||
|
|
print "Since you are using Cygwin Perl, 'bash' will be used without any special setup.\n";
|
||
|
|
} elsif( $perltype eq 'ActiveState' ) {
|
||
|
|
print "To use 'bash' with ActiveState Perl, see the PERL5SHELL section below\n";
|
||
|
|
print "- this is recommended\n";
|
||
|
|
print "if Cygwin is installed.\n";
|
||
|
|
}
|
||
|
|
print "</p>\n";
|
||
|
|
} else {
|
||
|
|
print "Bourne shell or 'bash'.";
|
||
|
|
}
|
||
|
|
if( $safeEnvPath eq '' ) {
|
||
|
|
print "<tr><th></th><td><b><font color=\"red\">Warning:</font></b> \n";
|
||
|
|
print "Security issue: <b>\$safeEnvPath</b> set to empty string. Check TWiki.cfg.\n";
|
||
|
|
print "</td></tr>\n";
|
||
|
|
}
|
||
|
|
print "</td></tr>\n";
|
||
|
|
|
||
|
|
|
||
|
|
# Generate a separate table about specific environment variables
|
||
|
|
print "</table>\n";
|
||
|
|
print "<h3>Path and Shell Environment</h3>\n";
|
||
|
|
print "<table>\n";
|
||
|
|
|
||
|
|
# PATH check on all platforms
|
||
|
|
|
||
|
|
print "<tr><th align=\"right\">Original PATH:</th><td>$originalPath</td></tr>\n";
|
||
|
|
print "<tr><th></th><td><b><font color=\"green\">Note:</font></b> ";
|
||
|
|
print "This is the PATH value passed in from the web server to this script - it is reset by TWiki scripts to the PATH below, and is provided here for comparison purposes only.\n";
|
||
|
|
print "</td></tr>\n";
|
||
|
|
|
||
|
|
my $currentPath = $ENV{'PATH'} || ''; # As re-set earlier in this routine
|
||
|
|
print "<tr><th align=\"right\">Current PATH:</th><td>$currentPath</td></tr>\n";
|
||
|
|
print "<tr><th></th><td><b><font color=\"green\">Note:</font></b> ";
|
||
|
|
print "This is the actual PATH setting that will be used by Perl to run programs.\n";
|
||
|
|
print "It is normally identical to <b>\$safeEnvPath</b>, unless that variable is empty.\n";
|
||
|
|
print "</td></tr>\n";
|
||
|
|
|
||
|
|
|
||
|
|
# Check that diff is found in PATH and is GNU diff - used by various RCS
|
||
|
|
# commands, including ci. Since Windows makes it hard to capture stderr
|
||
|
|
# ('2>&1' works only on Win2000 or higher), and Windows will usually have
|
||
|
|
# GNU diff in any case, we only check for diff on Unix/Linux and Cygwin.
|
||
|
|
if( $OS eq 'UNIX' or ($OS eq 'WINDOWS' and $perltype eq 'Cygwin' ) ) {
|
||
|
|
print "<tr><th align=\"right\">diff:</th>";
|
||
|
|
my $diffOut = `diff 2>&1` || "";
|
||
|
|
my $notFound = ( $? == -1 );
|
||
|
|
if( $notFound ) {
|
||
|
|
print "<td><b><font color=\"red\">Warning:</font></b> ";
|
||
|
|
print "'diff' program was not found on the current PATH.\n";
|
||
|
|
print "</td></tr>";
|
||
|
|
} else {
|
||
|
|
# diff found, check that it's GNU - using '-v' should cause error if not GNU,
|
||
|
|
# since there are no arguments (tested with Solaris diff).
|
||
|
|
$diffOut = `diff -v 2>&1` || "";
|
||
|
|
if( $diffOut !~ /\bGNU\b/ ) {
|
||
|
|
print "<td><b><font color=\"red\">Warning:</font></b> ";
|
||
|
|
print "'diff' program was found on the PATH but is not GNU diff - this may cause problems.\n";
|
||
|
|
print "</td></tr>";
|
||
|
|
} else {
|
||
|
|
print "<td>GNU diff was found on the PATH - this is the recommended diff tool.";
|
||
|
|
print "</td></tr>";
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
# Final table row applies to all cases
|
||
|
|
print "<tr><th></th><td><b><font color=\"green\">Note:</font></b>\n";
|
||
|
|
print "The 'diff' command is used by RCS to compare files.\n";
|
||
|
|
print "</td></tr>";
|
||
|
|
}
|
||
|
|
|
||
|
|
# PERL5SHELL check for non-Cygwin Perl on Windows only
|
||
|
|
if( $OS eq 'WINDOWS' && $perltype ne 'Cygwin' ) {
|
||
|
|
|
||
|
|
# ActiveState or SiePerl/other
|
||
|
|
my $perl5shell = $ENV{'PERL5SHELL'} || '';
|
||
|
|
print "</td></tr>\n";
|
||
|
|
print "<tr><th align=\"right\">PERL5SHELL:</th><td>$perl5shell</td></tr>\n";
|
||
|
|
print "<tr><th></th><td><b><font color=\"green\">Note:</font></b> ";
|
||
|
|
print "This environment variable is used by ActiveState and other Win32 Perls to run \n";
|
||
|
|
print "commands from TWiki scripts - it determines which shell\n";
|
||
|
|
print "program is used to run commands that use 'pipes'. Examples of shell programs are \n";
|
||
|
|
print "cmd.exe, command.com (aka 'DOS Prompt'), and Cygwin's 'bash'\n";
|
||
|
|
print "(<b>recommended</b> if Cygwin is installed).\n";
|
||
|
|
print "<p>\n";
|
||
|
|
print "To use 'bash' with ActiveState or other Win32 Perls, you should set the \n";
|
||
|
|
print "PERL5SHELL environment variable to something like <tt><b>c:/YOURCYGWINDIR/bin/bash.exe -c</b></tt>.\n";
|
||
|
|
print "This should be set in the System Environment, and ideally set \n";
|
||
|
|
print "directly in the web server (e.g. using the Apache <tt>SetEnv</tt> \n";
|
||
|
|
print "command, followed by an Apache restart). Once this is done, you should re-run <b>testenv</b>\n";
|
||
|
|
print "to check that PERL5SHELL is set properly.\n";
|
||
|
|
if ($perltype eq 'ActiveState' and
|
||
|
|
Win32::BuildNumber() < $ActivePerlRecommendedBuild ) {
|
||
|
|
print "</p>\n";
|
||
|
|
print "<p><b><font color=\"red\">Warning:</font></b> ";
|
||
|
|
print "ActiveState Perl must be upgraded to build <b>$ActivePerlRecommendedBuild</b> if you are going to use PERL5SHELL, which was broken in earlier builds.";
|
||
|
|
}
|
||
|
|
print "</p>\n";
|
||
|
|
print "</td></tr>\n";
|
||
|
|
}
|
||
|
|
|
||
|
|
# Generate a separate table for locale setup
|
||
|
|
if ( $showLocales ) { # Only if TWiki.pm found
|
||
|
|
print "</table>\n";
|
||
|
|
print "<h3>Internationalisation and Locale Setup</h3>\n";
|
||
|
|
print "<table>\n";
|
||
|
|
|
||
|
|
# $useLocale
|
||
|
|
print "<tr><th align=\"right\">\$useLocale:</th><td>$useLocale</td></tr>\n";
|
||
|
|
print "<tr><th></th><td><b><font color=\"green\">Note:</font></b> ";
|
||
|
|
print "This TWiki.cfg setting controls whether locales are used by Perl and 'grep'.\n";
|
||
|
|
print "</td></tr>\n";
|
||
|
|
|
||
|
|
if( $OS eq 'WINDOWS' ) {
|
||
|
|
# Warn re known broken locale setup
|
||
|
|
print "<tr><th></th><td><b><font color=\"red\">Warning:</font></b> ";
|
||
|
|
print "Using Perl on Windows, which may have missing or incorrect locales (in Cygwin or ActiveState Perl, respectively)\n";
|
||
|
|
print "- use of <b>\$useLocale</b> = 0 is recommended unless you know your version of Perl has working locale support.\n";
|
||
|
|
print "</td></tr>\n";
|
||
|
|
}
|
||
|
|
|
||
|
|
# $siteLocale
|
||
|
|
print "<tr><th align=\"right\">\$siteLocale:</th><td>$siteLocale</td></tr>\n";
|
||
|
|
print "<tr><th></th><td><b><font color=\"green\">Note:</font></b> ";
|
||
|
|
print "This TWiki.cfg parameter sets the site-wide locale - for\n";
|
||
|
|
print "example, <b>de_AT.ISO-8859-1</b> where 'de' is the language code, 'AT' the country code and 'ISO-8859-1' is the character set. Use the <code>locale -a</code> command on your system to determine available locales.\n";
|
||
|
|
print "</td></tr>\n";
|
||
|
|
|
||
|
|
# Try to see if required locale was correctly set earlier
|
||
|
|
my $currentLocale = setlocale(&LC_CTYPE);
|
||
|
|
if ( $currentLocale ne $siteLocale ) {
|
||
|
|
print "<tr><th></th><td><b><font color=\"red\">Warning:</font></b> ";
|
||
|
|
print "Unable to set locale to $siteLocale, actual locale is $currentLocale\n";
|
||
|
|
print "- please test your locale settings.\n";
|
||
|
|
print "</td></tr>\n";
|
||
|
|
}
|
||
|
|
|
||
|
|
# Locales are off, or using pre-5.6 Perl, so have to explicitly list the accented characters
|
||
|
|
my $perlVerPreferred = 5.006; # 5.6 or higher has [:lower:] etc
|
||
|
|
if ( not $useLocale or $perlvernum < $perlVerPreferred ) {
|
||
|
|
|
||
|
|
# If using Perl 5.005_03 or lower, generate upper and lower case character
|
||
|
|
# classes to avoid doing this at run-time in TWiki.
|
||
|
|
my $forUpperNat;
|
||
|
|
my $forLowerNat;
|
||
|
|
if ( $perlvernum < $perlVerPreferred ) {
|
||
|
|
|
||
|
|
# Get strings with the non-ASCII alphabetic characters only, upper and lower case
|
||
|
|
$forUpperNat = join '', grep { lc($_) ne $_ and m/[^A-Z]/ } map { chr($_) } 1..255;
|
||
|
|
$forLowerNat = join '', grep { uc($_) ne $_ and m/[^a-z]/ } map { chr($_) } 1..255;
|
||
|
|
}
|
||
|
|
|
||
|
|
# $upperNational
|
||
|
|
print "<tr><th align=\"right\">\$upperNational:</th><td>$upperNational</td></tr>\n";
|
||
|
|
print "<tr><th></th><td><b><font color=\"green\">Note:</font></b> ";
|
||
|
|
print "This TWiki.cfg parameter is used when <b>\$useLocale</b> is 0, to work around missing or non-working locales.\n";
|
||
|
|
print "It is also used with Perl 5.005 for efficiency reasons - upgrading to Perl 5.6.1 with working locales is recommended, and removes the need for this. \n";
|
||
|
|
print "If required, this parameter should be set to the upper case accented characters you require in your locale.\n";
|
||
|
|
if ( $forUpperNat ) {
|
||
|
|
print "<p>The following upper case accented characters have been found in this locale and should be considered for use in this parameter: <b>$forUpperNat</b></p>\n";
|
||
|
|
}
|
||
|
|
print "</td></tr>\n";
|
||
|
|
|
||
|
|
# $lowerNational
|
||
|
|
print "<tr><th align=\"right\">\$lowerNational:</th><td>$lowerNational</td></tr>\n";
|
||
|
|
print "<tr><th></th><td><b><font color=\"green\">Note:</font></b> ";
|
||
|
|
print "This TWiki.cfg parameter is used whenever <b>\$upperNational</b> is used.\n";
|
||
|
|
print "This parameter should be set to the lower case accented characters you require in your locale.\n";
|
||
|
|
if ( $forLowerNat ) {
|
||
|
|
print "<p>The following lower case accented characters have been found in this locale and should be considered for use in this parameter: <b>$forLowerNat</b></p>\n";
|
||
|
|
}
|
||
|
|
print "</td></tr>\n";
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
print "</table>\n";
|
||
|
|
|
||
|
|
print <<EOM;
|
||
|
|
</pre>
|
||
|
|
</body>
|
||
|
|
</html>
|
||
|
|
EOM
|
||
|
|
exit;
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
# =========================
|
||
|
|
sub testFileIsWritable
|
||
|
|
{
|
||
|
|
my( $name ) = @_;
|
||
|
|
my $txt1 = "test 1 2 3";
|
||
|
|
deleteTestFile( $name );
|
||
|
|
writeTestFile( $name, $txt1 );
|
||
|
|
my $txt2 = readTestFile( $name );
|
||
|
|
deleteTestFile( $name );
|
||
|
|
my $identical = ( $txt2 eq $txt1 );
|
||
|
|
return $identical;
|
||
|
|
}
|
||
|
|
|
||
|
|
# =========================
|
||
|
|
sub readTestFile
|
||
|
|
{
|
||
|
|
my( $name ) = @_;
|
||
|
|
my $data = "";
|
||
|
|
undef $/; # set to read to EOF
|
||
|
|
open( IN_FILE, "<$name" ) || return "";
|
||
|
|
$data = <IN_FILE>;
|
||
|
|
$/ = "\n";
|
||
|
|
close( IN_FILE );
|
||
|
|
return $data;
|
||
|
|
}
|
||
|
|
|
||
|
|
# =========================
|
||
|
|
sub writeTestFile
|
||
|
|
{
|
||
|
|
my( $name, $text ) = @_;
|
||
|
|
if( open( FILE, ">$name" ) ) {
|
||
|
|
print FILE $text;
|
||
|
|
close( FILE);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
# =========================
|
||
|
|
sub deleteTestFile
|
||
|
|
{
|
||
|
|
my( $name ) = @_;
|
||
|
|
if( -e $name ) {
|
||
|
|
unlink $name;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|