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|
-- Copyright 2016-2018 Stan Grishin <stangri@melmac.net>
-- Licensed to the public under the Apache License 2.0.
local packageName = "simple-adblock"
local readmeURL = "https://docs.openwrt.melmac.net/" .. packageName .. "/"
local uci = require "luci.model.uci".cursor()
local util = require "luci.util"
local sys = require "luci.sys"
local jsonc = require "luci.jsonc"
local fs = require "nixio.fs"
local nutil = require "nixio.util"
local http = require "luci.http"
local dispatcher = require "luci.dispatcher"
function getPackageVersion()
local opkgFile = "/usr/lib/opkg/status"
local line
local flag = false
for line in io.lines(opkgFile) do
if flag then
return line:match('[%d%.$-]+') or ""
elseif line:find("Package: " .. packageName:gsub("%-", "%%%-")) then
flag = true
end
end
return ""
end
function getFileLines(file)
local f = io.open(file)
if f then
local t = f:read("*a")
local _,n = t:gsub("\n","")
f:close()
return n
else
return "0"
end
end
function checkDnsmasq() return fs.access("/usr/sbin/dnsmasq") end
function checkUnbound() return fs.access("/usr/sbin/unbound") end
function checkIpset()
if fs.access("/usr/sbin/ipset") and sys.call("/usr/sbin/ipset help hash:net >/dev/null 2>&1") == 0 then
return true
else
return false
end
end
function checkDnsmasqIpset()
if checkDnsmasq() then
local o = util.trim(util.exec("/usr/sbin/dnsmasq -v 2>/dev/null"))
if not o:match("no%-ipset") and o:match("ipset") and checkIpset() then
return true
else
return false
end
else
return false
end
end
local enabledFlag = uci:get(packageName, "config", "enabled")
local command, outputFile, outputCache, outputGzip
local targetDNS = uci:get(packageName, "config", "dns")
if not targetDNS or targetDNS == "" then
targetDNS = "dnsmasq.servers"
end
if targetDNS ~= "dnsmasq.addnhosts" and targetDNS ~= "dnsmasq.conf" and
targetDNS ~= "dnsmasq.ipset" and targetDNS ~= "dnsmasq.servers" and
targetDNS ~= "unbound.adb_list" then
targetDNS = "dnsmasq.servers"
end
if targetDNS == "dnsmasq.addnhosts" then
outputFile="/var/run/" .. packageName .. ".addnhosts"
outputCache="/var/run/" .. packageName .. ".addnhosts.cache"
outputGzip="/etc/" .. packageName .. ".addnhosts.gz"
elseif targetDNS == "dnsmasq.conf" then
outputFile="/var/dnsmasq.d/" .. packageName .. ""
outputCache="/var/run/" .. packageName .. ".dnsmasq.cache"
outputGzip="/etc/" .. packageName .. ".dnsmasq.gz"
elseif targetDNS == "dnsmasq.servers" then
outputFile="/var/run/" .. packageName .. ".servers"
outputCache="/var/run/" .. packageName .. ".servers.cache"
outputGzip="/etc/" .. packageName .. ".servers.gz"
elseif targetDNS == "unbound.adb_list" then
outputFile="/var/lib/unbound/adb_list." .. packageName .. ""
outputCache="/var/run/" .. packageName .. ".unbound.cache"
outputGzip="/etc/" .. packageName .. ".unbound.gz"
end
local packageVersion = getPackageVersion()
local tmpfs, tmpfsMessage, tmpfsError, tmpfsStats, tmpfsStatus
if packageVersion == "" then
tmpfsStatus = "statusNoInstall"
else
tmpfsStatus = "statusStopped"
end
if fs.access("/var/run/" .. packageName .. ".json") then
local f = io.open("/var/run/" .. packageName .. ".json")
local s = f:read("*a")
f:close()
tmpfs = jsonc.parse(s)
end
if tmpfs and tmpfs['data'] then
if tmpfs['data']['status'] and tmpfs['data']['status'] ~= "" then
tmpfsStatus = tmpfs['data']['status']
end
if tmpfs['data']['message'] and tmpfs['data']['message'] ~= "" then
tmpfsMessage = tmpfs['data']['message']
end
if tmpfs['data']['error'] and tmpfs['data']['error'] ~= "" then
tmpfsError = tmpfs['data']['error']
end
if tmpfs['data']['stats'] and tmpfs['data']['stats'] ~= "" then
tmpfsStats = tmpfs['data']['stats']
end
end
local statusTable = {}
local errorTable = {}
statusTable["statusNoInstall"] = translatef("%s is not installed or not found", packageName)
statusTable["statusStopped"] = translate("Stopped")
statusTable["statusStarting"] = translate("Starting")
statusTable["statusRestarting"] = translate("Restarting")
statusTable["statusForceReloading"] = translate("Force Reloading")
statusTable["statusDownloading"] = translate("Downloading")
statusTable["statusError"] = translate("Error")
statusTable["statusWarning"] = translate("Warning")
statusTable["statusFail"] = translate("Fail")
statusTable["statusSuccess"] = translate("Success")
errorTable["errorOutputFileCreate"] = translatef("failed to create '%s' file", outputFile)
errorTable["errorFailDNSReload"] = translate("failed to restart/reload DNS resolver")
errorTable["errorSharedMemory"] = translate("failed to access shared memory")
errorTable["errorSorting"] = translate("failed to sort data file")
errorTable["errorOptimization"] = translate("failed to optimize data file")
errorTable["errorAllowListProcessing"] = translate("failed to process allow-list")
errorTable["errorDataFileFormatting"] = translate("failed to format data file")
errorTable["errorMovingDataFile"] = translatef("failed to move temporary data file to '%s'", outputFile)
errorTable["errorCreatingCompressedCache"] = translate("failed to create compressed cache")
errorTable["errorRemovingTempFiles"] = translate("failed to remove temporary files")
errorTable["errorRestoreCompressedCache"] = translate("failed to unpack compressed cache")
errorTable["errorRestoreCache"] = translatef("failed to move '%s' to '%s'", outputCache, outputFile)
errorTable["errorOhSnap"] = translate("failed to create block-list or restart DNS resolver")
errorTable["errorStopping"] = translatef("failed to stop %s", packageName)
errorTable["errorDNSReload"] = translate("failed to reload/restart DNS resolver")
errorTable["errorDownloadingConfigUpdate"] = translate("failed to download Config Update file")
errorTable["errorDownloadingList"] = translate("failed to download")
errorTable["errorParsingConfigUpdate"] = translate("failed to parse Config Update file")
errorTable["errorParsingList"] = translate("failed to parse")
errorTable["errorNoSSLSupport"] = translate("no HTTPS/SSL support on device")
m = Map("simple-adblock", translate("Simple AdBlock Settings"))
m.apply_on_parse = true
m.on_after_apply = function(self)
sys.call("/etc/init.d/simple-adblock restart")
end
h = m:section(NamedSection, "config", "simple-adblock", translatef("Service Status [%s %s]", packageName, packageVersion))
if tmpfsStatus == "statusStarting" or
tmpfsStatus == "statusRestarting" or
tmpfsStatus == "statusForceReloading" or
tmpfsStatus == "statusDownloading" then
ss = h:option(DummyValue, "_dummy", translate("Service Status"))
ss.template = "simple-adblock/status"
ss.value = statusTable[tmpfsStatus] .. '...'
if tmpfsMessage then
sm = h:option(DummyValue, "_dummy", translate("Task"))
sm.template = "simple-adblock/status"
sm.value = tmpfsMessage
end
else
if tmpfsStatus == "statusStopped" then
ss = h:option(DummyValue, "_dummy", translate("Service Status"))
ss.template = "simple-adblock/status"
ss.value = statusTable[tmpfsStatus]
if fs.access(outputCache) then
sm = h:option(DummyValue, "_dummy", translate("Info"))
sm.template = "simple-adblock/status"
sm.value = translatef("Cache file containing %s domains found.", getFileLines(outputCache))
elseif fs.access(outputGzip) then
sm = h:option(DummyValue, "_dummy", translate("Info"))
sm.template = "simple-adblock/status"
sm.value = translate("Compressed cache file found.")
end
else
ss = h:option(DummyValue, "_dummy", translate("Service Status"))
ss.template = "simple-adblock/status"
if tmpfsStatus == "statusSuccess" then
ss.value = translatef("%s is blocking %s domains (with %s).", packageVersion, getFileLines(outputFile), targetDNS)
else
ss.value = statusTable[tmpfsStatus]
end
if tmpfsMessage then
ms = h:option(DummyValue, "_dummy", translate("Message"))
ms.template = "simple-adblock/status"
ms.value = tmpfsMessage
end
if tmpfsError then
es = h:option(DummyValue, "_dummy", translate("Collected Errors"))
es.template = "simple-adblock/error"
es.value = ""
local err, e, url
for err in tmpfsError:gmatch("[%p%w]+") do
if err:match("|") then
e,url = err:match("(.+)|(.+)")
es.value = translatef("%s Error: %s %s", es.value, errorTable[e], url) .. ".\n"
else
es.value = translatef("%s Error: %s", es.value, errorTable[err]) .. ".\n"
end
end
end
end
if packageVersion ~= "" then
buttons = h:option(DummyValue, "_dummy")
buttons.template = packageName .. "/buttons"
end
end
s = m:section(NamedSection, "config", "simple-adblock", translate("Configuration"))
-- General options
s:tab("basic", translate("Basic Configuration"))
o1 = s:taboption("basic", ListValue, "config_update_enabled", translate("Automatic Config Update"), translate("Perform config update before downloading the block/allow-lists."))
o1:value("0", translate("Disable"))
o1:value("1", translate("Enable"))
o1.default = 0
o2 = s:taboption("basic", ListValue, "verbosity", translate("Output Verbosity Setting"), translate("Controls system log and console output verbosity."))
o2:value("0", translate("Suppress output"))
o2:value("1", translate("Some output"))
o2:value("2", translate("Verbose output"))
o2.default = 2
o3 = s:taboption("basic", ListValue, "force_dns", translate("Force Router DNS"), translate("Forces Router DNS use on local devices, also known as DNS Hijacking."))
o3:value("0", translate("Let local devices use their own DNS servers if set"))
o3:value("1", translate("Force Router DNS server to all local devices"))
o3.default = 1
local sysfs_path = "/sys/class/leds/"
local leds = {}
if fs.access(sysfs_path) then
leds = nutil.consume((fs.dir(sysfs_path)))
end
if #leds ~= 0 then
o4 = s:taboption("basic", Value, "led", translate("LED to indicate status"),
translatef("Pick the LED not already used in %sSystem LED Configuration%s.", "<a href=\"" .. dispatcher.build_url("admin", "system", "leds") .. "\">", "</a>"))
o4.rmempty = false
o4:value("", translate("none"))
for k, v in ipairs(leds) do
o4:value(v)
end
end
s:tab("advanced", translate("Advanced Configuration"))
local dns_descr = translatef("Pick the DNS resolution option to create the adblock list for, see the %sREADME%s for details.", "<a href=\"" .. readmeURL .. "#dns-resolution-option\" target=\"_blank\">", "</a>")
if not checkDnsmasq() then
dns_descr = dns_descr .. "<br />" .. translatef("Please note that %s is not supported on this system.", "<i>dnsmasq.addnhosts</i>")
dns_descr = dns_descr .. "<br />" .. translatef("Please note that %s is not supported on this system.", "<i>dnsmasq.conf</i>")
dns_descr = dns_descr .. "<br />" .. translatef("Please note that %s is not supported on this system.", "<i>dnsmasq.ipset</i>")
dns_descr = dns_descr .. "<br />" .. translatef("Please note that %s is not supported on this system.", "<i>dnsmasq.servers</i>")
elseif not checkDnsmasqIpset() then
dns_descr = dns_descr .. "<br />" .. translatef("Please note that %s is not supported on this system.", "<i>dnsmasq.ipset</i>")
end
if not checkUnbound() then
dns_descr = dns_descr .. "<br />" .. translatef("Please note that %s is not supported on this system.", "<i>unbound.adb_list</i>")
end
dns = s:taboption("advanced", ListValue, "dns", translate("DNS Service"), dns_descr)
if checkDnsmasq() then
dns:value("dnsmasq.addnhosts", translate("DNSMASQ Additional Hosts"))
dns:value("dnsmasq.conf", translate("DNSMASQ Config"))
if checkDnsmasqIpset() then
dns:value("dnsmasq.ipset", translate("DNSMASQ IP Set"))
end
dns:value("dnsmasq.servers", translate("DNSMASQ Servers File"))
end
if checkUnbound() then
dns:value("unbound.adb_list", translate("Unbound AdBlock List"))
end
dns.default = "dnsmasq.servers"
ipv6 = s:taboption("advanced", ListValue, "ipv6_enabled", translate("IPv6 Support"), translate("Add IPv6 entries to block-list."))
ipv6:value("", translate("Do not add IPv6 entries"))
ipv6:value("1", translate("Add IPv6 entries"))
ipv6:depends({dns="dnsmasq.addnhosts"})
ipv6.default = ""
ipv6.rmempty = true
o5 = s:taboption("advanced", Value, "boot_delay", translate("Delay (in seconds) for on-boot start"), translate("Run service after set delay on boot."))
o5.default = 120
o5.datatype = "range(1,600)"
o6 = s:taboption("advanced", Value, "download_timeout", translate("Download time-out (in seconds)"), translate("Stop the download if it is stalled for set number of seconds."))
o6.default = 10
o6.datatype = "range(1,60)"
o7 = s:taboption("advanced", Value, "curl_retry", translate("Curl download retry"), translate("If curl is installed and detected, it would retry download this many times on timeout/fail."))
o7.default = 3
o7.datatype = "range(0,30)"
o8 = s:taboption("advanced", ListValue, "parallel_downloads", translate("Simultaneous processing"), translate("Launch all lists downloads and processing simultaneously, reducing service start time."))
o8:value("0", translate("Do not use simultaneous processing"))
o8:value("1", translate("Use simultaneous processing"))
o8.default = 1
o10 = s:taboption("advanced", ListValue, "compressed_cache", translate("Store compressed cache file on router"), translate("Attempt to create a compressed cache of block-list in the persistent memory."))
o10:value("0", translate("Do not store compressed cache"))
o10:value("1", translate("Store compressed cache"))
o10.default = "0"
o11 = s:taboption("advanced", ListValue, "debug", translate("Enable Debugging"), translate("Enables debug output to /tmp/simple-adblock.log."))
o11:value("0", translate("Disable Debugging"))
o11:value("1", translate("Enable Debugging"))
o11.default = "0"
s2 = m:section(NamedSection, "config", "simple-adblock", translate("Allowed and Blocked Lists Management"))
-- Allowed Domains
d1 = s2:option(DynamicList, "allowed_domain", translate("Allowed Domains"), translate("Individual domains to be allowed."))
d1.addremove = false
d1.optional = false
-- Allowed Domains URLs
d2 = s2:option(DynamicList, "allowed_domains_url", translate("Allowed Domain URLs"), translate("URLs to lists of domains to be allowed."))
d2.addremove = false
d2.optional = false
-- Blocked Domains
d3 = s2:option(DynamicList, "blocked_domain", translate("Blocked Domains"), translate("Individual domains to be blocked."))
d3.addremove = false
d3.optional = false
-- Blocked Domains URLs
d4 = s2:option(DynamicList, "blocked_domains_url", translate("Blocked Domain URLs"), translate("URLs to lists of domains to be blocked."))
d4.addremove = false
d4.optional = false
-- Blocked Hosts URLs
d5 = s2:option(DynamicList, "blocked_hosts_url", translate("Blocked Hosts URLs"), translate("URLs to lists of hosts to be blocked."))
d5.addremove = false
d5.optional = false
return m
|
