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#!/usr/bin/perl
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$| = 1;
$debug = 1;
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BEGIN {push @INC, '/www/cgi-bin'};
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use perlfunc;
# collect some variables
$node = nvram_get("node");
$node = "NOCALL" if $node eq "";
$tactical = nvram_get("tactical");
$config = nvram_get("config");
$config = "not set" if $config eq "" or not -d "/etc/config.$config";
read_postdata();
# set up the day/night style sheet
system "mkdir -p /tmp/web; cp -f /www/day.css /tmp/web/style.css" unless -f "/tmp/web/style.css";
if($parms{night}) { system "touch /tmp/.night; cp -f /www/night.css /tmp/web/style.css" }
elsif(not $parms{reload}) { $parms{night} = 1 if -f "/tmp/.night" }
else { system "rm -f /tmp/.night; cp -f /www/day.css /tmp/web/style.css" }
#system "rm -rf /tmp/web";
# generate the page
http_header();
html_header("Broadband-Hamnet Node $node", 1);
print "<body><form method=post action=/cgi-bin/status enctype='multipart/form-data'>\n";
print "<center>\n";
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alert_banner();
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# page header
print "<h1><big>$node";
print " / $tactical" if $tactical;
print "</big></h1>";
print "<hr>\n";
# nav buttons
print "<nobr>\n";
#print qq(<button type=button onClick='window.open("/help.html", "_blank")' title='Open a help window'>Help</button>\n);
print "<a href='/help.html' target='_blank'>Help</a>\n";
print " ";
print "<input type=submit name=refresh value=Refresh title='Refresh this page'>\n";
if($config eq "mesh")
{
print " ";
print "<button type=button onClick='window.location=\"mesh\"' title='See what is on the mesh'>Mesh Status</button>\n";
print " ";
print "<button type=button onClick='window.location=\"http://$node:1978/\"' title='See the OLSR routing details'";
#print " disabled" unless -f "/var/run/hosts_olsr";
print ">OLSR Status</button>\n";
}
if($config eq "mesh" or $config eq "client")
{
print " ";
print "<button type=button onClick='window.location=\"scan\"' title='See what wireless networks are nearby'>WiFi Scan</button>\n";
}
print " ";
print "<button type=button onClick='window.location=\"setup\"' title='Configure this node'>Setup</button>\n";
print " ";
print "<input type=checkbox name=night value=night onClick='form.submit()' ";
if($parms{night}) { print "title='Switch to bright colors' checked" }
else { print "title='Switch to dark colors'" }
print ">Night Mode</nobr>\n";
print "<input type=hidden name=reload value=reload>\n";
if($config eq "not set")
{
print "<b><br><br>This node is not yet configured.<br>";
print "Go to the setup page and set your node name and password.<br>\n";
print "Click Save Changes, <u>even if you didn't make any changes</u>, then the node will reboot.</b>\n";
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print "<br><br>\n";
print "<div style=\"max-width: 540px\; text-align: left\">\n";
print "<p>This device can be configured to either permit or prohibit known encrypted traffic on its RF link. It is up to the user to decide which is appropriate based on how it will be used and the license under which it will be operated. These rules vary by country, frequency, and intended use. You are encouraged to read and understand these rules before going further.</p>";
print "<p>This device is pre-configured with no restrictions as to the type of data being passed and is currently compatible with the Linksys WRT54G-series BBHN firmware.</p>\n";
print "<p>Follow these steps if <span style=\"text-decoration: underline\">you wish to prohibit</span> known encrypted traffic on the RF link. These instructions will disappear, so copy them for your reference:</p>";
print "<p><ol>\n";
print "<li>Setup your node name and password as instructed at the top of this page</li>";
print "<li>After you Save Changes allow your node to reboot</li>";
print "<li>Return to the Node Status page and navigate to Setup > Administration</li>";
print "<li>Obtain the blockknownencryption package from the BBHN website OR refresh the Package list (node must be connected to the internet)</li>";
print "<li>Install the blockknownencryption package by uploading it or choosing it from the package drop-down list</li>";
print "<li>Wait until the package installs and then reboot your node</li>";
print "</ol></p>\n";
print "</div>";
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}
# status display
@col1 = @col2 = ();
$hide_local = 0;
$browser_ip = "";
# left column - network interface info
if(system "ifconfig br-lan >/dev/null 2>&1") # lan not bridged
{
# show the wifi address
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($ip, $mask, $bcast, $net, $cidr) = get_ip4_network("wlan0");
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$cidr = "/ $cidr" if $cidr;
$str = "<th align=right><nobr>WiFi address</nobr></th><td>$ip <small>$cidr</small><br>";
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$str .= "<small><nobr>" . get_ip6_addr("wlan0") . "</nobr></small></td>";
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push @col1, $str;
# find out if the browser is on this node's lan
# if not, hide the local network details
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($ip, $mask, $bcast, $net, $cidr) = get_ip4_network("eth0");
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if($ENV{REMOTE_ADDR} =~ /::ffff:([\d\.]+)/)
{
$browser_ip = $1;
$hide_local = 1 unless validate_same_subnet($browser_ip, $ip, $mask);
}
if($ip =~ /^10\./ or not $hide_local)
{
$cidr = "/ $cidr" if $cidr;
$str = "<th align=right><nobr>LAN address</nobr></th><td>$ip <small>$cidr</small><br>";
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$str .= "<small><nobr>" . get_ip6_addr("eth0") . "</nobr></small></td>";
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push @col1, $str;
}
}
else # lan is bridged
{
# show the wifi/lan bridge address unless the browser is on a different network
($ip, $mask, $bcast, $net, $cidr) = get_ip4_network("br-lan");
if($ENV{REMOTE_ADDR} =~ /::ffff:([\d\.]+)/)
{
$browser_ip = $1;
$hide_local = 1 unless validate_same_subnet($browser_ip, $ip, $mask);
}
unless($hide_local)
{
$cidr = "/ $cidr" if $cidr;
$str = "<th align=right><nobr>WiFi/LAN address</nobr></th><td>$ip <small>$cidr</small><br>";
$str .= "<small><nobr>" . get_ip6_addr("br-lan") . "</nobr></small></td>";
push @col1, $str;
}
}
if(not $hide_local and not system "ifconfig eth0.1 >/dev/null 2>&1")
{
($ip, $mask, $bcast, $net, $cidr) = get_ip4_network("eth0.1");
$cidr = "/ $cidr" if $cidr;
$cidr = "" unless $cidr;
$str = "<th align=right><nobr>WAN address</nobr></th><td>$ip <small>$cidr</small><br>";
$str .= "<small><nobr>" . get_ip6_addr("eth0.1") . "</nobr></small></td>";
push @col1, $str;
}
$ip = get_default_gw();
if($ip =~ /^10\./ or not $hide_local)
{
$str = "<th align=right><nobr>default gateway</nobr></th><td>$ip";
$str .= "<br><nobr>" . mesh_ip2hostname($ip) . "</nobr>" if $ip =~ /^10\./;
push @col1, $str . "</td>";
}
if($browser_ip)
{
$str = "<th align=right><nobr>your address</nobr></th><td>$browser_ip";
$str .= "<br><nobr>" . mesh_ip2hostname($browser_ip) . "</nobr>";# if $ip =~ /^10\./;
push @col1, $str . "</td>";
}
if(-f "/tmp/olsrd.log")
{
chomp($lines = `wc -l /tmp/olsrd.log | awk '{print \$1}'`);
chomp($start = `tail -n1 /tmp/olsrd.log | awk '{print \$1}'`);
chomp($uptime = `cat /proc/uptime | cut -f1 -d.`);
$uptime -= $start;
$up_d = int($uptime/86400);
$uptime -= $up_d*86400;
$up_h = int($uptime/3600);
$uptime -= $up_h*3600;
$up_m = int($uptime/60);
$up_s = $uptime - $up_m*60;
$str = "<th align=right><nobr>OLSR restarts</nobr><br>runtime</th>";
$str .= sprintf "<td>%d<br><nobr>%d - %02d:%02d:%02d</nobr></td></tr>",
$lines, $up_d, $up_h, $up_m, $up_s;
push @col1, "<td> </td><td> </td>";
push @col1, $str;
}
# right column - system info
if($config eq "mesh" or $config eq "client")
{
$str = "<th align=right valign=middle><nobr>Signal/Noise/Ratio</nobr></th><td valign=middle><nobr>";
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($s, $n) = get_wifi_signal("wlan0");
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if($s eq "N/A") { $str .= "N/A" }
else { $str .= sprintf "<big><b>%d / %d / %d dB</b></big>", $s, $n, $s - $n }
$str .= " ";
$str .= "<button type=button onClick='window.location=\"signal?start=1\"' title='Display continuous signal strength'>Auto</button>\n";
$str .= "</nobr></td>";
push @col2, $str;
}
push @col2, "<th align=right><nobr>firmware version</nobr><br>configuration</th><td><nobr>" . `cat /etc/mesh-release` . "</nobr><br>$config</td>";
push @col2, "<th align=right>system time</th><td>" . `date +'%a %b %e %Y<br>%T %Z'` . "</td>";
$uptime = `uptime`;
$uptime =~ s/^ ..:..:.. up //;
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($uptime, $load) = $uptime =~ /(.*), load average: (.*)/;
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push @col2, "<th align=right>uptime<br>load average</th><td>$uptime<br>$load</td>";
$str = "<th align=right>free space</th><td><nobr>flash = ";
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$space = get_free_space("/overlay");
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$str .= $space < 100 ? "<blink><b>$space KB</b></blink>" : "$space KB";
$str .= "</nobr><br><nobr>/tmp = ";
$space = get_free_space("/tmp");
$str .= $space < 3000 ? "<blink><b>$space KB</b></blink>" : "$space KB";
$str .= "</nobr><br><nobr>memory = ";
$space = get_free_mem();
$str .= $space < 500 ? "<blink><b>$space KB</b></blink>" : "$space KB";
$str .= "</nobr></td>";
push @col2, $str;
# now print the tables
print "<br><br><table>\n";
print "<tr><td valign=top><table cellpadding=4>\n";
foreach(@col1) { print "<tr>$_</tr>\n" }
print "</table></td><td valign=top><table cellpadding=4>\n";
foreach(@col2) { print "<tr>$_</tr>\n" }
print "</table></td></tr></table>\n";
# end
print "</center>\n";
print "</form>\n";
show_debug_info();
show_parse_errors();
print "</body>\n";
print "</html>\n";
