#!/usr/bin/env luajit

local APT = require 'apt-panopticommon'
local D = APT.D
local I = APT.I
local T = APT.T
local W = APT.W
local E = APT.E
local C = APT.C
local arg, sendArgs = APT.parseArgs({...})


local results = {}
APT.mirrors = loadfile("results/mirrors.lua")()
APT.debians = loadfile("results/debians.lua")()


local revDNS = function(hosts, dom, IP)
    if APT.options.roundRobin.value ~= dom then
	if nil ~= hosts[APT.options.roundRobin.value] then
	    if nil ~= hosts[APT.options.roundRobin.value].IPs[APT.options.roundRobinCname.value] then
		if nil ~= hosts[APT.options.roundRobin.value].IPs[APT.options.roundRobinCname.value][IP] then
		    if APT.html then
			return "<font color='purple'><b>DNS-RR</b></font>"
		    else
			return "DNS-RR"
		    end
		end
	    end
	end
    else
	for k, v in pairs(hosts) do
	    if (APT.options.roundRobin.value ~= k) and (nil ~= v.IPs) then
		local IPs = v.IPs
		for i, u in pairs(IPs) do
		    if "table" == type(u) then
			for h, t in pairs(u) do
			    if IP == h then return k end
			end
		    else
			if IP == i then return k end
		    end
		end
	    end
	end
    end
    return ""
end

local faulty = ""
local status = function(hosts, host, results, typ)
    local result = ""
    local e = 0
    local w = 0
    local t = 0
    local d = 0
    local s = nil ~= hosts[host].Protocols[typ]
    local to = results.timeout
    if not APT.search(APT.protocols, typ) then s = true end
    if nil ~= results[typ] then
	d = results[typ].tested
	e = results[typ].errors
	w = results[typ].warnings
	t = results[typ].timeouts
	for k, v in pairs(results[typ]) do
	    if ("table" == type(v)) and ('redirects' ~= k) then
		if 0 <= v.tested   then d = d + v.tested   else to = true end
		if 0 <= v.errors   then e = e + v.errors   else to = true end
		if 0 <= v.warnings then w = w + v.warnings else to = true end
		if 0 <= v.timeouts then t = t + v.timeouts else to = true end
	    end
	end
    else
	for k, v in pairs(results) do
	    if "table" == type(v) then
		for i, u in pairs(v) do
		    if "table" == type(u) then
			if typ == i then
			    if 0 <= u.tested   then d = d + u.tested   end
			    if 0 <= u.errors   then e = e + u.errors   end
			    if 0 <= u.warnings then w = w + u.warnings end
			    if 0 <= u.timeouts then t = t + u.timeouts end
			end
		    end
		end
	    end
	end
    end

    if to then
	result = "TIMEOUT"
	hosts[host].passed = false;
	if not s then result = result .. "*" end
	if APT.html then
	    if s then
		result = "<font color='aqua'><b>TIMEOUT</b></font>"
	    else
		result = "<font color='blue'><b>TIMEOUT*</b></font>"
	    end
	end
	if APT.html then
	    faulty = faulty .. host .. " (" .. typ .. ")<br>\n"
	else
	    faulty = faulty .. host .. " (" .. typ .. ")\n"
	end
    elseif 0 < e then
	result = "FAILED"
	hosts[host].passed = false;
	if not s then result = result .. "*" end
	if APT.html then
	    if s then
		result = "<font color='red'><b>FAILED</b></font>"
	    else
		result = "<font color='darkred'><b>FAILED*</b></font>"
	    end
	end
	if APT.html then
	    faulty = faulty .. host .. " (" .. typ .. ")<br>\n"
	else
	    faulty = faulty .. host .. " (" .. typ .. ")\n"
	end
    elseif 0 < d then
	result = "OK"
	if not s then result = result .. "*" end
	if APT.html then
	    if s then
		result = "<font color='lime'><b>OK</b></font>"
	    else
		result = "<font color='darkgreen'><b>OK*</b></font>"
	    end
	end
    else
	result = "untested"
	if not s then result = result .. "*" end
	if APT.html then
	    if s then
		result = "<font color='grey'><b>untested</b></font>"
	    else
		result = "<font color='dimgrey'><b>untested*</b></font>"
	    end
	end
    end
    return result .. APT.plurals(e, w, t)
end

local m = {}

local logCount = function(domain, ip)
    local nm = "LOG_" .. domain
    local log = ""
    local extra = ""
    local errors = 0
    local warnings = 0
    local timeouts = 0
    if nil ~= ip then nm = nm .. "_" .. ip end
    nm = nm .. ".html"
    local rfile, e = io.open("results/" .. nm, "r")
    if nil ~= rfile then
	for l in rfile:lines() do
	    if nil ~= l:match("><b>ERROR ") then errors = errors + 1 end
	    if nil ~= l:match("><b>WARNING ") then warnings = warnings + 1 end
	    if nil ~= l:match("><b>TIMEOUT ") then timeouts = timeouts + 1 end
	end
	rfile:close()
    end
    if APT.html then
	if nil == ip then
	    log = "<a href='" .. nm .. "'>" .. domain .. "</a>"
	else
	    log = "<a href='" .. nm .. "'>" .. ip .. "</a>"
	end
    end
    log = log .. APT.plurals(errors, warnings, timeouts)
    return log
end

local redirs = function(hosts, host)
    local results = APT.collateAll(hosts, 'results', host)
    local rdr = {}
    local redirs = ''
    for p, pt in pairs(APT.protocols) do
	if 0 ~= #(results[pt].redirects) then
	    table.sort(results[pt].redirects)
	    for r, rd in pairs(results[pt].redirects) do
		rdr[rd] = rd
	    end
	end
    end
    for r, rd in pairs(rdr) do
	redirs = redirs .. ', &nbsp ' .. rd
    end
    if '' ~= redirs then redirs = '<br>\n &nbsp; &nbsp; (Redirects some packages to - ' .. redirs:sub(3) .. ')' end
    return redirs
end


local DNSrrTest = function(hosts, k)
    local dns = ''
    local space = ' '
    local no = 'no'
    if APT.html then
	space = ' &nbsp; '
	no = "<font color='grey'><b>no</b></font>"
    end
    if (APT.options.roundRobin.value ~= k) and (nil ~= hosts[APT.options.roundRobin.value]) and (nil ~= hosts[k].IPs) and ("no" ~= hosts[k].DNSRR) then
	APT.allpairs(hosts[k].IPs,
	    function(i, w, k, v)
--		if nil ~= hosts[APT.options.roundRobin.value].IPs[APT.options.roundRobinCname.value] then
--		    if nil ~= hosts[APT.options.roundRobin.value].IPs[APT.options.roundRobinCname.value][i] then
			local log = logCount(APT.options.roundRobin.value, i)
			local inRR = "<font color='green'><b>&#x2705;</b></font>"
			if nil ~= log:find("<font color='") then inRR = "<font color='red'>&#x274c;</font>" end
			if "" ~= log then
			    if "" == dns then dns = " " else dns = dns .. space end
			    dns = dns .. inRR .. logCount(APT.options.roundRobin.value, i)
			else
			    if "" == dns then dns = " " else dns = dns .. space end
			    if APT.html then i = "<font color='maroon'><b>" .. i .. "</b></font>" end
			    dns = dns .. inRR .. i
			end
--		    end
--		end
	    end
	)
    end
    if "" == dns then dns = no end
    return dns
end


local copyHTMLbit = function(web, file)
    local rfile, e = io.open(file, "r")
    if nil == rfile then W("opening " .. file .. " file - " .. e) else
	for line in rfile:lines("*l") do
	    web:write(line .. '\n')
	end
    end
end

local makeTable = function(web, hosts)
    copyHTMLbit(web, "Report-web_TABLE.html")
    local bg = ''
    for k, v in APT.orderedPairs(hosts) do
	if '' == bg then bg = " style='background-color:#111111'" else bg = '' end
	local results = APT.collateAll(hosts, 'results', k)
	local active = ""
	if "yes" == v.Active then
	    web:write("     <tr" .. bg .. "><th>" .. k .. "</th> ")
	else
	    if nil == v.Active then active = 'nil' else active = v.Active end
	    web:write("     <tr style='background-color:dimgrey'><th>" .. k .. "</th> ")
	end
	hosts[k].passed = true;
	local inRR	= "<font color='green'><b>&#x2705;</b></font>"
	local ftp	= "<font color='grey'><b>skip</b></font>"
	local http	= status(hosts, k, results, "http")
	local https	= status(hosts, k, results, "https")
	local rsync	= "<font color='grey'><b>skip</b></font>"
	local dns	= DNSrrTest(hosts, k)
	local protocol	= status(hosts, k, results, "Protocol")
	local sanity	= status(hosts, k, results, "URLSanity")
	local integrity = status(hosts, k, results, "Integrity")
	local redirects	= status(hosts, k, results, "Redirects")
	local updated	= status(hosts, k, results, "Updated")
	local rate	= v.Rate
	local min	= tonumber(results.speed.min)
	local max	= tonumber(results.speed.max)
	local spd	= '<td></td><td></td>'
	local week	= '<td>&nbsp;</td><td>&nbsp;</td>'
	if nil == rate then rate = '' end

	if not hosts[k].passed then inRR = "<font color='red'>&#x274c;</font>" end

	if (APT.options.roundRobin.value ~= k) and (nil ~= hosts[APT.options.roundRobin.value]) then
	    if 0 == max then
		spd = '<td></td><td></td>'
	    else
		spd = string.format('<td align="right">%d -</td><td align="right">%d</td>', min, max)
	    end
	end

	if (APT.options.roundRobin.value ~= k) then
	    local percentUp = '??'
	    local percentUpdated = '??'
	    if APT.checkFile('rrd/' .. k .. '/Speed/Speed.rrd') then
		local start, step, names, data = APT.rrd.fetch('rrd/' .. k .. '/Speed/Speed.rrd', 'LAST', '-a', '-r', '10m', '-s', '-1w')
		local count, up, down, unknown = 0, 0, 0, 0
		for i, dp in ipairs(data) do
		    for j,v in ipairs(dp) do
			if 'max' == names[j] then
			    if 'nan' == tostring(v) then
				unknown = unknown + 1
			    else
				count = count + 1
				if 0 == v then down = down + 1 else up = up + 1 end
			    end
			end
		    end
		end
		percentUp = string.format('%.2f', up / count * 100)
	    end
	    if APT.checkFile('rrd/' .. k .. '/HTTP/Tests.rrd') then
		local start, step, names, data = APT.rrd.fetch('rrd/' .. k .. '/HTTP/Tests.rrd', 'LAST', '-a', '-r', '10m', '-s', '-1w')
		local count, up, down, unknown = 0, 0, 0, 0
		for i,dp in ipairs(data) do
		    for j,v in ipairs(dp) do
			if 'UpdatedErrors' == names[j] then
			    if 'nan' == tostring(v) then
				unknown = unknown + 1
			    else
				count = count + 1
				if 0 == v then down = down + 1 else up = up + 1 end
			    end
			end
		    end
		end
		percentUpdated = string.format('%.2f', (down / count * 100))
		if '0.00' == percentUp then percentUpdated = '??' end	-- We are counting errors, and you can't get an error if you can't check anything.
									-- TODO - try to account for this better, this is just a quick hack.
	    end
	    week = '<td>&nbsp;' .. percentUp .. '% up</td><td>&nbsp;' .. percentUpdated .. '% updated</td>'
--	    if ('100.00' ~= percentUp) or ('100.00' ~= percentUpdated) then inRR = "<font color='red'>&#x274c;</font>" end
	end
	if "yes"   ~= hosts[k].DNSRR then inRR = " &nbsp; &nbsp; " end
	if "maybe" == hosts[k].DNSRR then inRR = "<font color='red'>&#x2753;</font>" end

	web:write("<td>" .. ftp .. "&nbsp;</td><td>" .. http .. "&nbsp;</td><td>" .. https .. "&nbsp;</td><td>" .. rsync .. "&nbsp;</td><td>" .. inRR .. " " .. dns ..
		    "&nbsp;</td><td>" .. protocol .. "&nbsp;</td><td>" .. redirects .. "&nbsp;</td><td>" .. sanity .. "&nbsp;</td><td>" .. integrity .. "&nbsp;</td>" .. '<td>' .. rate ..
		    '</td><td>' ..  updated .. '</td>&nbsp;' .. spd .. "&nbsp;" .. week .."&nbsp;</tr>\n")
	if "" ~= active then
	    web:write("<tr><td style='background-color:dimgrey'>" .. active .. "</td></tr>\n")
	end
    end
    web:write( "</table>\n<br>\n")
end

local makeIPlist = function(hosts)
    local m = {}
    local adr = ''
    local checkRR = hosts == APT.mirrors;
    local RRbfile, RRgfile
    if APT.options.cgi.value then adr = 'php.cgi/' end
    adr = '/' .. adr .. 'apt-panopticon/apt-panopticon_cgp/host.php?h='
    if checkRR then
-- TODO - note that an IP can end up in both, which means it failed direct, but worked via DNS-RR, or the other way around.
-- TODO - They want to use a masterlist instead of the actual DNS to know which should be in either file.  Should put this into https://pkgmaster.devuan.org/mirror_list.txt
	RRbfile, e = io.open("results/DNS-RR_bad.txt", "w+")
	if nil == RRbfile then C("opening DNS-RR_bad.txt file - " .. e) end
	RRgfile, e = io.open("results/DNS-RR_good.txt", "w+")
	if nil == RRgfile then C("opening DNS-RR_good.txt file - " .. e) end
    end
    for k, v in pairs(hosts) do
	local log = k
	local n = {}
	log = logCount(k)
	hosts[k].Protocols = nil
	hosts[k].FQDN = nil
	hosts[k].Active = nil
	hosts[k].Rate = nil
	hosts[k].BaseURL = nil
	hosts[k].Country = nil
	hosts[k].Bandwidth = nil

	if nil ~= hosts[k].IPs then
	    for l, w in pairs(hosts[k].IPs) do
		if type(w) == "table" then
		    -- Don't output the extra DNS-RR entries that are for admin reasons.
		    if ((APT.options.roundRobin.value == k) and (APT.options.roundRobinCname.value == l)) or (APT.options.roundRobin.value ~= k) then 
			n[l] = {}
			for i, u in pairs(w) do
			    if (APT.testing("IPv6") and ("AAAA" == u)) or ("A" == u) then
				local inRR = ""
				local lc = logCount(k, i)
				if checkRR and ('no' ~= hosts[k].DNSRR) then
				    -- If there where errors, warnings, or timeouts, then it'll have that wrapped in font tags.
				    inRR	= "<font color='green'><b>&#x2705;</b></font>"
				    if nil ~= lc:find("<font color='") then
					inRR = "<font color='red'>&#x274c;</font>"
					if nil ~= RRbfile then
					    local f, e = RRbfile:write(i, '\n')
					    if f == nil then C("writing DNS-RR_bad.txt file - " .. e) end
					end
				    elseif nil ~= RRgfile then
					local f, e = RRgfile:write(i, '\n')
					if f == nil then C("writing DNS-RR_good.txt file - " .. e) end
				    end
				end
				if "maybe" == hosts[k].DNSRR then inRR = "<font color='red'>&#x2753;</font>" end
				if "no"    == hosts[k].DNSRR then inRR = "" end
				local log = '[<a href="' .. adr .. k .. '_' .. i .. '">graphs</a>] &nbsp; '
				if "" == log then n[l][i] = u else n[l][log .. inRR .. ' ' .. revDNS(hosts, k, i) .. ' ' .. lc] = u end
			    end
			end
		    end
		else
		    if (APT.testing("IPv6") and ("AAAA" == w)) or ("A" == w) then
			local inRR	= ""
			local lc = logCount(k, l)
			if checkRR and ('no' ~= hosts[k].DNSRR) then
			    -- If there where errors, warnings, or timeouts, then it'll have that wrapped in font tags.
			    inRR	= "<font color='green'><b>&#x2705;</b></font>"
			    if nil ~= lc:find("<font color='") then
				inRR = "<font color='red'>&#x274c;</font>"
				if nil ~= RRbfile then
				    local f, e = RRbfile:write(l, '\n')
				    if f == nil then C("writing DNS-RR_bad.txt file - " .. e) end
				end
			    elseif nil ~= RRgfile then
				local f, e = RRgfile:write(l, '\n')
				if f == nil then C("writing DNS-RR_good.txt file - " .. e) end
			    end
			end
			if "maybe" == hosts[k].DNSRR then inRR = "<font color='red'>&#x2753;</font>" end
			if "no"    == hosts[k].DNSRR then inRR = "" end
			local log = '[<a href="' .. adr .. k .. '_' .. l .. '">graphs</a>] &nbsp; '
			if "" == log then n[l] = w else n[log .. inRR .. ' ' .. revDNS(hosts, k, l) .. ' ' .. lc] = w end
		    end
		end
	    end
	end
	m['[<a href="' .. adr .. k .. '">graphs</a>] &nbsp; ' .. log .. " DNS entries -" .. redirs(hosts, k)] = n
    end
    if nil ~= RRgfile then
	RRgfile:close()
	os.execute('sort results/DNS-RR_good.txt | uniq > results/DNS-RR_good.txt_ && mv results/DNS-RR_good.txt_ results/DNS-RR_good.txt')
    end
    if nil ~= RRbfile then
	RRbfile:close()
	os.execute('sort results/DNS-RR_bad.txt | uniq > results/DNS-RR_bad.txt_ && mv results/DNS-RR_bad.txt_ results/DNS-RR_bad.txt')
    end
    return m
end


APT.html = false
local email, e = io.open("results/Report-email.txt", "w+")
if nil == email then C("opening mirrors file - " .. e) else
    email:write( "Dear Mirror Admins,\n\n" ..
		"This is a summary of the status of the mirror servers in the \nDevuan package mirror network.\n\n" ..
		"EXPERIMENTAL CODE - double check all results you see here, \nand read the logs if it's important.\n\n" ..
		"The full list of Devuan package mirrors is available at the URL:\n\n" ..
		" https://pkgmaster.devuan.org/mirror_list.txt\n\n" ..
		'Please contact "mirrors@devuan.org" if any of the information \nin the file above needs to be amended.\n\n' ..
		"The full results of the mirror checking is available at the URLs:\n\n" ..
		" https://borta.devuan.dev/apt-panopticon/results/Report-web.html\n    (updated once every hour)\n" ..
		" https://sledjhamr.org/apt-panopticon/results/Report-web.html\n    (updated once every ten minutes)\n\n" ..
		"Due to the nature of the tests, some errors or warnings will be \ncounted several times.  There will be some duplication.\n\n" ..
		"Due to the nature of the tests, some errors or warnings will be \ncounted several times.  There will be some duplication.\n\n" ..
		"Due to the nature of the tests, some errors or warnings will be \ncounted several times.  There will be some duplication.\n\n" ..
		"Refer to the logs on the web page for details.\n\n" ..
		"Please see below the current status of the Devuan Package Mirror \nnetwork:\n\n" ..
		"==== package mirror status " .. os.date("!%F %H:%M") .. " GMT ====\n" ..
		"[skip] means that the test hasn't been written yet.\n\n")
    for k, v in APT.orderedPairs(APT.mirrors) do
	email:write(k .. "..\n")
	local results = APT.collateAll(APT.mirrors, 'results', k)
	local ftp	= "[skip]"
	local http	= status(APT.mirrors, k, results, "http")
	local https	= status(APT.mirrors, k, results, "https")
	local rsync	= "[skip]"
	local dns	= DNSrrTest(APT.mirrors, k)
	local protocol	= status(APT.mirrors, k, results, "Protocol")
	local redirects	= status(APT.mirrors, k, results, "Redirects")
	local sanity	= status(APT.mirrors, k, results, "URLSanity")
	local integrity = status(APT.mirrors, k, results, "Integrity")
	local updated	= status(APT.mirrors, k, results, "Updated")

	-- DNS-RR test.
	if (APT.options.roundRobin.value ~= k) and (nil ~= APT.mirrors[APT.options.roundRobin.value]) then
	    dns = "    DNS-RR: " .. dns .. "\n"
	end

	email:write(	"    ftp: " .. ftp .. "\n" ..
			"    http: " .. http .. "\n" ..
			"    https: " .. https .. "\n" ..
			"    rsync: " .. rsync .. "\n" ..
			dns ..
			"    Protocol: " .. protocol .. "\n" ..
			"    Redirects: " .. redirects .. "\n" ..
			"    URL-sanity: " .. sanity .. "\n" ..
			"    Integrity: " .. integrity .. "\n" ..
			"    Updated: " .. updated .. "\n")
    end
    email:write( "\n==== faulty mirrors: ====\n" .. faulty)
    email:write( "\n-------------------------\n\n" ..
		"* This means that this protocol isn't actually supported, but the test was run ayway.\n\n" ..
		"Thanks for your precious help in ensuring that Devuan GNU+Linux \nremains a universal, stable, dependable, free operating system.\n\n" ..
		"You can get the source code from https://sledjhamr.org/cgit/apt-panopticon/about/ (main repo)\n" ..
		"and from https://git.devuan.dev/onefang/apt-panopticon' (Devuan repo).\n" ..
		"You can get the cgp graphing source code from https://sledjhamr.org/cgit/apt-panopticon_cgp/about/ (main repo)\n" .. 
		"and https://git.devuan.dev/onefang/apt-panopticon_cgp (Devuan repo)\n\n" ..
		"Love\n\n" ..
		"The Dev1Devs\n\n")
    email:close()
end


local colours = 
{
    'f0000080',
    '0f000080',
    '00f00080',
    '000f0080',
    '0000f080',
    '00000f80',
    '80000080',
    '08000080',
    '00800080',
    '00080080',
    '00008080',
    '00000880',
    'ff000080',
    '0ff00080',
    '00ff0080',
    '000ff080',
    '0000ff80',
    '88000080',
    '08800080',
    '00880080',
    '00088080',
    '00008880',
    '80000080',
    '08000080',
    '00800080',
    '00080080',
    '00008080',
    '00000880',
    'fff00080',
    '0fff0080',
    '00fff080',
    '000fff80',
    '0000fff0',
}
local g = {}
local count = 0
for k, v in APT.orderedPairs(mirrors) do
    if APT.options.referenceSite.value ~= k then count = count + 1 end
end
for i = 1, count do
end

count = 1
for k, v in APT.orderedPairs(mirrors) do
    if APT.options.roundRobin.value ~= k then
	local c = colours[count]
	local name = string.format('%32s', k)
	if c == nil then c = 'ffffff' end
	if APT.options.referenceSite.value == k then c = 'ffffff' end
	table.insert(g, 'DEF:speedn' .. count .. '=rrd/' .. k .. '/Speed/Speed.rrd:max:MIN')
	table.insert(g, 'DEF:speedx' .. count .. '=rrd/' .. k .. '/Speed/Speed.rrd:max:MAX')
	table.insert(g, 'DEF:speeda' .. count .. '=rrd/' .. k .. '/Speed/Speed.rrd:max:AVERAGE')
	table.insert(g, 'DEF:speedl' .. count .. '=rrd/' .. k .. '/Speed/Speed.rrd:max:LAST')
	table.insert(g, 'VDEF:vspeedn' .. count .. '=speedn' .. count .. ',AVERAGE')
	table.insert(g, 'VDEF:vspeedx' .. count .. '=speedx' .. count .. ',AVERAGE')
	table.insert(g, 'VDEF:vspeeda' .. count .. '=speeda' .. count .. ',AVERAGE')
	table.insert(g, 'VDEF:vspeedl' .. count .. '=speedl' .. count .. ',AVERAGE')
	table.insert(g, 'LINE2:speedx' .. count .. '#' .. c .. ':' .. name .. ' ')
	table.insert(g, 'GPRINT:vspeedn' .. count .. ':Min %5.1lf%s,')
	table.insert(g, 'GPRINT:vspeeda' .. count .. ':Avg %5.1lf%s,')
	table.insert(g, 'GPRINT:vspeedx' .. count .. ':Max %5.1lf%s,')
	table.insert(g, 'GPRINT:vspeedl' .. count .. ':Last %5.1lf%s\\l')
	count = count + 1
    end
end
APT.rrd.graph('results/speed.png', '--start', 'now-2w', '--end', 'now', '-t', 'Speed, rough maximum guess.', '-v', 'bytes per second', '-w', '900', '-h', '400', '-Z',
'-c', 'BACK#000000', '-c', 'CANVAS#000000', '-c', 'FONT#FFFFFF', '-c', 'AXIS#FFFFFF', '-c', 'FRAME#FFFFFF', '-c', 'ARROW#FFFFFF',
unpack(g))


results = {}
m = {}
faulty = ""
APT.html = true
local web, e = io.open("results/Report-web.html", "w+")
if nil == web then C("opening mirrors file - " .. e) else
    copyHTMLbit(web, "Report-web_0.html")
    if 0 < tonumber(APT.options.refresh.value) then
	web:write('<meta http-equiv="refresh" content="' .. APT.options.refresh.value .. '">\n')
    end
    copyHTMLbit(web, "Report-web_1.html")
    if 0 < tonumber(APT.options.refresh.value) then
    web:write(  '<p>This page will refresh every ' .. (APT.options.refresh.value / 60) .. ' minutes.</p>')
    end 
    copyHTMLbit(web, "Report-web_2.html")
    web:write("\n<h2>==== package mirror status " .. os.date("!%F %H:%M") .. " GMT ====</h2>\n")
    copyHTMLbit(web, "Report-web_3.html")
    makeTable(web, APT.mirrors)
    web:write( "<h2>==== faulty mirrors: ====</h2>\n" .. faulty)
    web:write( "<br>\n<br>\n<h2>==== DNS, links to graphs, and links to logs: ====</h2>\n")
    m = makeIPlist(APT.mirrors)
    web:write(	"<p>This lists each mirror, and the DNS entries for that mirror. &nbsp; " ..
		"The IP links point to the testing log files (the overall log is " .. logCount("apt-panopticon") .. ") for each domain name / IP combination that was tested. &nbsp; " ..
		"If a mirror has a CNAME, that CNAME is listed along with that CNAMEs DNS entries. &nbsp; " ..
		"<br>" ..
		APT.options.roundRobin.value .. " is the DNS round robin, which points to the mirrors that are part of the DNS-RR. &nbsp; " ..
		"If an IP is part of the DNS-RR, it is marked with '<font color='purple'><b>DNS-RR</b></font>'," ..
		" if it <a href='DNS-RR_good.txt'>should be</a> it is marked with '<font color='green'><b>&#x2705;</b></font>'," ..
		" if it <a href='DNS-RR_bad.txt'>should not be</a> it is marked with '<font color='red'>&#x274c;</font>'," ..
		" if it might be but still pending full testing, it is marked with '<font color='red'>&#x2753;</font>'. &nbsp; " ..
		"<br>" ..
		APT.options.referenceSite.value .. " is the master mirror, all the others copy files from it. &nbsp; " ..
		"</p>\n"
		)
    web:write(APT.dumpTableHTML(m, ""))
    web:write( "\n<br>\n<br>\n<h2>==== graphs: ====</h2>\n" ..
		"<img src='speed.png'>\n<br>\n<p><a href='../apt-panopticon_cgp/'>More graphs.</a> with greater detail.</p><hr>\n\n")

    results = {}
    m = {}
    faulty = ""
    web:write(  "<hr>\n<h2>==== Debian mirror status ====</h2>\n" ..
		"<p>NOTE - This is not fully probing the Debian mirrors, we just collect some data from any redirects to other servers. &nbsp; " ..
		"So this isn't a full set of tests. &nbsp Basically we don't know the shape of the Debian mirror infrastructure.</p>\n" ..
		"<p><font style='background-color:red; color:black'>EXPERIMENTAL CODE - this is even more experimental than the rest.</font></p>\n"
		)

    makeTable(web, APT.debians)
    web:write( "<br>\n<br>\n<h2>==== Debian DNS, links to graphs, and links to logs: ====</h2>\n")

    m = makeIPlist(APT.debians)
    web:write(APT.dumpTableHTML(m, ""))

    web:write( "<hr>\n<hr>\n<p>The <a href='Report-email.txt'>email report</a>. &nbsp; " ..
		"All <a href='../results'>the logs and other output</a>. &nbsp; " ..
		"You can get the <a href='https://sledjhamr.org/cgit/apt-panopticon/about/'>source code here (main repo)</a>" ..
		"and <a href='https://git.devuan.dev/onefang/apt-panopticon'>here (Devuan repo)</a>. &nbsp;" ..
		"You can get the cgp graphing <a href='https://sledjhamr.org/cgit/apt-panopticon_cgp/about/'>source code here (main repo)</a>" .. 
		"and <a href='https://git.devuan.dev/onefang/apt-panopticon_cgp'>here (Devuan repo)</a>.</p>\n"
		)
    local whn = APT.exe('TZ="GMT" ls -dl1 --time-style="+%s" results/stamp | cut -d " " -f 6-6'):Do().result:sub(2, -2)
    web:write(  "<p>This run took " .. (os.time() - tonumber("0" .. whn)) .. " seconds. &nbsp &nbsp apt-panopticon version " .. APT.version ..  "  </p>" ..
		"\n</body></html>\n")
    web:close()
end