67vc33-b1a78eb8b39a7a2f.ithost.pongsawadi.ac.th

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Safe-mode: OFF (not secure) Disable Functions: None Host: Linux ns1.ithost.pongsawadi.ac.th 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 x86_64 User: ithost67s46552gwdc Software: Apache IP: 161.82.130.184 PHP: 8.2.30 CURL:ON SSH2:ON Magic Quotes:OFF MySQL:ON MSSQL:OFF PostgreSQL:ON Oracle:OFF CGI:OFF /usr/share/webmin/logviewer/

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Disable Functions: None

Host: Linux ns1.ithost.pongsawadi.ac.th 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 x86_64

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Software: Apache

IP: 161.82.130.184

PHP: 8.2.30

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/usr/share/webmin/logviewer/

Edit File: view_log.cgi

#!/usr/bin/perl
# view_log.cgi
# Save, create, delete or view a log

require './logviewer-lib.pl';
&ReadParse();
&foreign_require("proc", "proc-lib.pl");

# Viewing a log file
my @extras = &extra_log_files();
if ($in{'idx'} =~ /^\//) {
	# The drop-down selector on this page has chosen a file
	if (&indexof($in{'idx'}, (map { $_->{'file'} } @extras)) >= 0) {
		$in{'extra'} = $in{'idx'};
		delete($in{'file'});
		}
	else {
		$in{'file'} = $in{'idx'};
		delete($in{'extra'});
		}
	delete($in{'idx'});
	delete($in{'oidx'});
	}
my $journal_since = &get_journal_since();
if ($in{'idx'} ne '') {
	# From systemctl commands
	if ($in{'idx'} =~ /^journal-/) {
		my @systemctl_cmds = &get_systemctl_cmds(1);
		my ($log);
		if ($in{'idx'} eq 'journal-u') {
			($log) = grep { $_->{'cmd'} =~ /--unit\s+\w+/ }
					@systemctl_cmds;
			$in{'idx'} = $log->{'id'};
			}
		else {
			($log) = grep { $_->{'id'} eq $in{'idx'} }
					@systemctl_cmds;
			}
		# If reverse is set, add it to the command
		if ($reverse) {
			$log->{'cmd'} .= " --reverse";
			}
		# If since is set and allowed, add it to the command
		if ($in{'since'} &&
		    grep { $_ eq $in{'since'} }
		    	map { keys %$_ } @$journal_since) {
			$log->{'cmd'} .= " $in{'since'}";
			}
		&can_edit_log($log) && $access{'syslog'} ||
			&error($text{'save_ecannot2'});
		$cmd = $log->{'cmd'};
		}

# System logs from other modules
	elsif ($in{'idx'} =~ /^syslog-ng-/) {
		if (&foreign_available('syslog-ng') &&
		    &foreign_installed('syslog-ng')) {
			&foreign_require('syslog-ng');
			my $conf = &syslog_ng::get_config();
			my @dests = &syslog_ng::find("destination", $conf);
			my $iid = $in{'idx'};
			$iid =~ s/^syslog-ng-//;
			my $log = $conf->[$iid];
			my $dfile = &syslog_ng::find_value("file", $log->{'members'});
			&can_edit_log({'file' => $dfile}) && $access{'syslog'} ||
				&error($text{'save_ecannot2'});
			$file = $dfile;
			}
		}
	elsif ($in{'idx'} =~ /^syslog-/) {
		if (&foreign_available('syslog') &&
		    &foreign_installed('syslog')) {
			&foreign_require('syslog');
			my $conf = &syslog::get_config();
			my $iid = $in{'idx'};
			$iid =~ s/^syslog-//;
			my $log = $conf->[$iid];
			&can_edit_log($log) && $access{'syslog'} ||
				&error($text{'save_ecannot2'});
			$file = $log->{'file'};
			}
		}
	}
elsif ($in{'oidx'} ne '') {
	# From another module
	@others = &get_other_module_logs($in{'omod'});
	($other) = grep { $_->{'mindex'} == $in{'oidx'} } @others;
	&can_edit_log($other) && $access{'others'} ||
		&error($text{'save_ecannot2'});
	if ($other->{'file'}) {
		$file = $other->{'file'};
		}
	else {
		$cmd = $other->{'cmd'};
		}
	}
elsif ($in{'extra'}) {
	# Extra log file
	($extra) = grep { $_->{'file'} eq $in{'extra'} ||
			  $_->{'cmd'} eq $in{'extra'} } @extras;
	$extra || &error($text{'save_ecannot7'});
	&can_edit_log($extra) || &error($text{'save_ecannot2'});
	$file = $extra->{'file'};
	$cmd = $extra->{'cmd'};
	}
elsif ($in{'file'}) {
	# Explicitly named file
	$access{'any'} || &error($text{'save_ecannot6'});
	$file = $in{'file'};
	&can_edit_log($file) || &error($text{'save_ecannot2'});
	}
else {
	&error($text{'save_emissing'});
	}
print "Refresh: $config{'refresh'}\r\n"
	if ($config{'refresh'});
my $lines = $in{'lines'} ? int($in{'lines'}) : int($config{'lines'});
my $jfilter = $in{'filter'} ? $in{'filter'} : "";
my $filter = $jfilter ? quotemeta($jfilter) : "";
my $reverse = $config{'reverse'} ? 1 : 0;
my $follow = $in{'since'} eq '--follow' ? 1 : 0;
my $no_navlinks = $in{'nonavlinks'} == 1 ? 1 : undef;
my $skip_index = $config{'skip_index'} == 1 ? 1 : undef;
my $help_link = (!$no_navlinks && $skip_index) ?
	&help_search_link("systemd-journal journalctl", "man", "doc") : undef;
my $no_links = $no_navlinks || $skip_index;
my $cmd_unpacked = $cmd;
$cmd_unpacked =~ s/\\x([0-9A-Fa-f]{2})/pack('H2', $1)/eg;
$cmd_unpacked =~ s/\s+\-\-reverse// if ($follow);
$cmd_unpacked =~ s/\s+\-\-lines\s+\d+// if ($follow);
$cmd_unpacked .= " --grep \"@{[&html_escape($jfilter)]}\"" if ($filter);
my $view_title = $in{'idx'} =~ /^journal/ ?
	$text{'view_titlejournal'} : $text{'view_title'};
&ui_print_header("<tt>".&html_escape($file || $cmd_unpacked)."</tt>",
		 $in{'linktitle'} || $view_title, "", undef,
		 	!$no_navlinks && $skip_index,
			($no_navlinks || $skip_index) ? 1 : undef,
			0, $help_link);

&filter_form();

# Standard output
if (!$follow) {
	$| = 1;
	print "<pre>";
	local $tailcmd = $config{'tail_cmd'} || "tail -n LINES";
	$tailcmd =~ s/LINES/$lines/g;
	my ($safe_proc_out, $safe_proc_out_got);
	if ($filter ne "") {
		# Are we supposed to filter anything? Then use grep.
		local @cats;
		if ($cmd) {
			# Getting output from a command
			push(@cats, $cmd);
			}
		elsif ($config{'compressed'}) {
			# All compressed versions
			foreach $l (&all_log_files($file)) {
				$c = &catter_command($l);
				push(@cats, $c) if ($c);
				}
			}
		else {
			# Just the one log
			@cats = ( "cat ".quotemeta($file) );
			}
		$cat = "(".join(" ; ", @cats).")";
		if ($reverse) {
			$tailcmd .= " | tac" if ($cmd !~ /journalctl/);
			}
		$eflag = $gconfig{'os_type'} =~ /-linux/ ? "-E" : "";
		$dashflag = $gconfig{'os_type'} =~ /-linux/ ? "--" : "";
		if (@cats) {
			my $fcmd;
			if ($cmd =~ /journalctl/) {
				$fcmd = "$cmd --grep $filter";
				}
			else {
				$fcmd = "$cat | grep -i -a $eflag $dashflag $filter ".
					"| $tailcmd";
				}
			open(my $output_fh, '>', \$safe_proc_out);
			$safe_proc_out_got = &proc::safe_process_exec(
				$fcmd, 0, 0, $output_fh, undef, 1, 0, undef, 1);
			close($output_fh);
			print $safe_proc_out if ($safe_proc_out !~ /-- No entries --/m);
			}
		else {
			$safe_proc_out_got = undef;
			}
	} else {
		# Not filtering .. so cat the most recent non-empty file
		if ($cmd) {
			# Getting output from a command
			$fullcmd = $cmd.($cmd =~ /journalctl/ ? "" : (" | ".$tailcmd));
			}
		elsif ($config{'compressed'}) {
			# Cat all compressed files
			local @cats;
			$total = 0;
			foreach $l (reverse(&all_log_files($file))) {
				next if (!-s $l);
				$c = &catter_command($l);
				if ($c) {
					$len = int(&backquote_command(
							"$c | wc -l"));
					$total += $len;
					push(@cats, $c);
					last if ($total > $in{'lines'});
					}
				}
			if (@cats) {
				$cat = "(".join(" ; ", reverse(@cats)).")";
				$fullcmd = $cat." | ".$tailcmd;
				}
			else {
				$fullcmd = undef;
				}
			}
		else {
			# Just run tail on the file
			$fullcmd = $tailcmd." ".quotemeta($file);
			}
		if ($reverse && $fullcmd) {
			$fullcmd .= " | tac" if ($fullcmd !~ /journalctl/);
			}
		if ($fullcmd) {
			open(my $output_fh, '>', \$safe_proc_out);
			$safe_proc_out_got = &proc::safe_process_exec(
				$fullcmd, 0, 0, $output_fh, undef, 1, 0, undef, 1);
			close($output_fh);
			print $safe_proc_out if ($safe_proc_out !~ /-- No entries --/m);
			}
		else {
			$safe_proc_out_got = undef;
			}
		}
	print "<i data-empty>$text{'view_empty'}</i>\n"
		if (!$safe_proc_out_got || $safe_proc_out =~ /-- No entries --/m);
	print "</pre>\n";
	}
# Progressive output
else {
	print "<pre id='logdata' data-reversed='$reverse'>";
	print "<i data-loading>$text{'view_loading'}</i>\n";
	print "</pre>\n";
	my %tinfo = &get_theme_info($current_theme);
	my $spa_theme = $tinfo{'spa'} ? 1 : 0;
	print <<EOF;
	<script>
	// Abort previous log viewer progress fetch
	if (typeof fn_logviewer_progress_abort === 'function') {
		fn_logviewer_progress_abort();
	}
	// Update log viewer with new data from the server
	(async function () {
		const logviewer_progress_abort = new AbortController();
		const logDataElement = document.getElementById("logdata"),
			response = await fetch("view_log_progress.cgi?idx=$in{'idx'}&filter=$jfilter",
					       { signal: logviewer_progress_abort.signal }),
			reader = response.body.getReader(),
			decoder = new TextDecoder("utf-8"),
			processText = async function () {
				let { done, value } = await reader.read();
				while (!done) {
					const chunk = decoder.decode(value, { stream: true }).trim(),
					      dataReversed = logDataElement.getAttribute("data-reversed");
					if (!processText.started) {
						processText.started = true;
						const loadingElement = logDataElement.querySelector("i[data-loading]");
						if (loadingElement) {
							loadingElement.remove();
							}
						}
					let lines = chunk.split("\\n");
					if (dataReversed === "1") {
						lines = lines.reverse();
						logDataElement.textContent =
							lines.join("\\n") + "\\n" + logDataElement.textContent;
						}
					else {
						logDataElement.textContent += lines.join("\\n") + "\\n";
						}
					if (typeof fn_logviewer_progress_update === 'function') {
						fn_logviewer_progress_update(chunk, dataReversed);
						}
					({ done, value } = await reader.read());
					}
				};
		if (typeof fn_logviewer_progress_status === 'function') {
			fn_logviewer_progress_status(response);
			}
		fn_logviewer_progress_abort = function () {
			logviewer_progress_abort.abort();
			fn_logviewer_progress_abort = null;
			}
		if ($spa_theme !== 1) {
			window.onbeforeunload = function() {
				if (typeof fn_logviewer_progress_abort === 'function') {
					fn_logviewer_progress_abort();
					}
				};
			}
		processText().catch((error) => {
			if (typeof fn_logviewer_progress_ended === 'function') {
				fn_logviewer_progress_ended(error);
				}
			});
		})();
	</script>
EOF
	}
&filter_form();
if ($no_links) {
	&ui_print_footer();
	}
else {
	&ui_print_footer("", $text{'index_return'});
	}

sub filter_form
{
print &ui_form_start("view_log.cgi");
if ($no_navlinks) {
	print &ui_hidden("nonavlinks", $no_navlinks),"\n";
	}
print &ui_hidden("linktitle", $in{'linktitle'}),"\n";
print &ui_hidden("oidx", $in{'oidx'}),"\n";
print &ui_hidden("omod", $in{'omod'}),"\n";
print &ui_hidden("file", $in{'file'}),"\n";
print &ui_hidden("extra", $in{'extra'}),"\n";
print &ui_hidden("view", 1),"\n";

# Create list of logs and selector
my @logfiles;
my $found = 0;
my $text_view_header = 'view_header';
if ($access{'syslog'}) {
	# Logs from syslog
	my @systemctl_cmds = &get_systemctl_cmds(1);
	foreach $c (@systemctl_cmds) {
		next if (!&can_edit_log($c));
		my $icon = $c->{'id'} =~ /journal-(a|x)/ ? "&#x25E6;&nbsp; " : "";
		push(@logfiles, [ $c->{'id'}, $icon.$c->{'desc'} ]);
		$found++ if ($c->{'id'} eq $in{'idx'});
		}

# System logs from other modules
	my @foreign_syslogs;
	if (&foreign_available('syslog') &&
	    &foreign_installed('syslog')) {
		&foreign_require('syslog');
		my $conf = &syslog::get_config();
		foreach $c (@$conf) {
			next if ($c->{'tag'});
			next if (!&can_edit_log($c));
			next if (!$c->{'file'} || !-f $c->{'file'});
			push(@logfiles, [ "syslog-$c->{'index'}", $c->{'file'} ]);
			$found++ if ($c->{'file'} eq $file);
			push(@foreign_syslogs, $c->{'file'});
			}
		}
	if (&foreign_available('syslog-ng') &&
	    &foreign_installed('syslog-ng')) {
		&foreign_require('syslog-ng');
		my $conf = &syslog_ng::get_config();
		my @dests = &syslog_ng::find("destination", $conf);
		foreach my $dest (@dests) {
			my $dfile = &syslog_ng::find_value("file", $dest->{'members'});
			my ($type, $typeid) = &syslog_ng::nice_destination_type($dest);
			next if (grep(/^$dfile$/, @foreign_syslogs));
			next if ($dfile !~ /^\//);
			if ($typeid == 0 && -f $dfile) {
				my @cols;
				if ($dfile && -f $dfile) {
					push(@logfiles, [ "syslog-ng-$dest->{'index'}", $dfile ]);
					$found++ if ($dfile eq $file);
					}
				}
			}
		}
	}
if ($config{'others'} && $access{'others'}) {
	foreach my $o (&get_other_module_logs()) {
		next if (!&can_edit_log($o));
		next if (!$o->{'file'});
		push(@logfiles, [ $o->{'file'} ]);
		$found++ if ($o->{'file'} eq $file);
		}
	}
foreach $e (&extra_log_files()) {
	next if (!&can_edit_log($e));
	push(@logfiles, [ $e->{'file'} ]);
	$found++ if ($e->{'file'} eq $file);
	}
if (@logfiles && $found) {
	$sel = &ui_select("idx", $in{'idx'} eq '' ? $file : $in{'idx'},
			  [ @logfiles ], undef, undef, undef, undef,
			  	"onChange='form.submit()' style='max-width: 240px'");
	if ($in{'idx'} =~ /^journal-/) {
		my $since_label = $follow ? $text{'journal_sincefollow'} :
					    $text{'journal_since'};
		$sel .= "$since_label&nbsp; " .
			&ui_select("since", $in{'since'},
				[ map { my ($key) = keys %$_;
					[ $key, $_->{$key} ] }
						@$journal_since ],
			    undef, undef, undef, undef,
			    	"onChange='form.submit()'");
		}
	}
else {
	$text_view_header = 'view_header2';
	print &ui_hidden("idx", $in{'idx'}),"\n";
	}
if ($follow) {
	print &text('view_header3', "&nbsp;$sel"),"\n";
	}
else {
	print &text($text_view_header, "&nbsp;" . &ui_textbox("lines", $lines, 3), "&nbsp;$sel"),"\n";
	}
print "&nbsp;&nbsp;&nbsp;&nbsp;\n";
print &text('view_filter', "&nbsp;" . &ui_textbox("filter", $in{'filter'}, 12)),"\n";

print "&nbsp;&nbsp;\n";
print &ui_submit($text{'view_filter_btn'});
print &ui_form_end(),"<br>\n";
}

Cancel

Listing directory:

Name	Size	Modify	Owner/Group	Perms	Action	Select
CHANGELOG	103 B	26.01.2026 22:28:31	0/0	-rw-r--r--	Edit Rename Download
acl_security.pl	1.31 KB	26.01.2026 22:28:31	0/0	-rwxr-xr-x	Edit Rename Download
backup_config.pl	569 B	26.01.2026 22:28:31	0/0	-rwxr-xr-x	Edit Rename Download
config	65 B	26.01.2026 22:28:31	0/0	-rw-r--r--	Edit Rename Download
config.info	426 B	26.01.2026 22:28:31	0/0	-rw-r--r--	Edit Rename Download
config.info.ru	576 B	26.01.2026 22:28:31	0/0	-rw-r--r--	Edit Rename Download
defaultacl	24 B	26.01.2026 22:28:31	0/0	-rw-r--r--	Edit Rename Download
images	DIR	28.01.2026 08:08:33	0/0	drwxr-xr-x	Edit Rename
index.cgi	4.96 KB	26.01.2026 22:30:47	0/0	-rwxr-xr-x	Edit Rename Download
install_check.pl	294 B	26.01.2026 22:28:31	0/0	-rwxr-xr-x	Edit Rename Download
lang	DIR	28.01.2026 08:08:33	0/0	drwxr-xr-x	Edit Rename
logviewer-lib.pl	8 KB	26.01.2026 22:28:31	0/0	-rwxr-xr-x	Edit Rename Download
module.info	165 B	26.01.2026 22:28:32	0/0	-rw-r--r--	Edit Rename Download
module.info.pl	105 B	26.01.2026 22:28:31	0/0	-rw-r--r--	Edit Rename Download
module.info.ru	190 B	26.01.2026 22:28:31	0/0	-rw-r--r--	Edit Rename Download
prefs.info	49 B	26.01.2026 22:28:31	0/0	-rw-r--r--	Edit Rename Download
safeacl	24 B	26.01.2026 22:28:31	0/0	-rw-r--r--	Edit Rename Download
view_log.cgi	12.53 KB	26.01.2026 22:30:47	0/0	-rwxr-xr-x	Edit Rename Download
view_log_progress.cgi	1.12 KB	26.01.2026 22:30:47	0/0	-rwxr-xr-x	Edit Rename Download

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