diff options
Diffstat (limited to 'dansguardian-model.lua')
| -rw-r--r-- | dansguardian-model.lua | 159 |
1 files changed, 159 insertions, 0 deletions
diff --git a/dansguardian-model.lua b/dansguardian-model.lua new file mode 100644 index 0000000..f313eec --- /dev/null +++ b/dansguardian-model.lua @@ -0,0 +1,159 @@ +-- acf model for squid +-- Copyright(c) 2007 A. Brodmann - Licensed under terms of GPL2 +module (..., package.seeall) + +dansguardiancfg = "/etc/dansguardian/dansguardian.conf" + +get_status = function() + + local retval = "stopped" + + local ptr = io.popen( "/bin/pidof dansguardian" ) + local pid = ptr:read( "*a" ) + ptr:close() + if pid ~= nil then + if #pid > 1 then + retval = "running" + end + end + + return retval +end + +service_control = function( control ) + + local retval = "" + + local ptr = io.popen( "/etc/init.d/dansguardian " .. control, "r" ) + if ptr ~= nil then + local retmsg = ptr:read( "*a" ) + ptr:close() + if retmsg ~= nil then + retval = retmsg + else + retval = "service_control(): Failed to read output from initscript!\n" + end + else + retval = "service_control(): Failed to start/stop/restart service!\n" + end + + return retval +end + +get_general_config = function() + + local retval = {} + local error = "" + + retval = { filterip = { label="Filter IP", type="text", value="" }, + filterport = { label="Filter Port", type="text", value="" }, + proxyip = { label="Proxy IP", type="text", value="" }, + proxyport = { label="Proxy Port", type="text", value="" }, + accessdeniedaddress = { label="AccessDeniedAddress", type="text", value="" }, + naughtynesslimit = { label="NaughtynessLimit", type="text", value="" } + } + + local fptr = io.open( dansguardiancfg, "r" ) + if fptr ~= nil then + local line = fptr:read( "*l" ) + while line ~= nil do + if string.sub( line, 1, 1 ) ~= "#" then + if string.sub( line, 1, 8 ) == "filterip" then + retval.filterip.value = get_cfg_value( line ) + elseif string.sub( line, 1, 10 ) == "filterport" then + retval.filterport.value = get_cfg_value( line ) + elseif string.sub( line, 1, 7 ) == "proxyip" then + retval.proxyip.value = get_cfg_value( line ) + elseif string.sub( line, 1, 9 ) == "proxyport" then + retval.proxyport.value = get_cfg_value( line ) + elseif string.sub( line, 1, 19 ) == "accessdeniedaddress" then + retval.accessdeniedaddress.value = get_cfg_value( line ) + end + end + line = fptr:read( "*l" ) -- read one config file + end + fptr:close() + else + error = "Failed to open /etc/dansguardian/dansguardian.conf file!" + end + + return retval, error +end + +update_general_config = function( config ) + + local retval = "" + local tmpfilename = os.tmpname() + local tmpfile = -1 + local cfgptr = -1 + local line = "" + + tmpfile = io.open( tmpfilename, "wb+" ) + if tmpfile == nil then + return "Failed to create temporary config file!" + end + + cfgptr = io.open( dansguardiancfg, "r" ) + if cfgptr == nil then + tmpfile:close() + os.remove( tmpfilename ) + return "Failed to open " .. dansguardiancfg .. "!" + end + + line = cfgptr:read( "*l" ) + while line ~= nil do + if string.sub( line, 1, 8 ) == "filterip" then + tmpfile:write( "filterip = " .. config.filterip .. "\n" ) + elseif string.sub( line, 1, 10 ) == "filterport" then + tmpfile:write( "filterport = " .. config.filterport .. "\n" ) + elseif string.sub( line, 1, 7 ) == "proxyip" then + tmpfile:write( "proxyip = " .. config.proxyip .. "\n" ) + elseif string.sub( line, 1, 9 ) == "proxyport" then + tmpfile:write( "proxyport = " .. config.proxyport .. "\n" ) + elseif string.sub( line, 1, 19 ) == "accessdeniedaddress" then + tmpfile:write( "accessdeniedaddress = " .. config.accessdeniedaddress .. "\n" ) + else + tmpfile:write( line .. "\n" ) + end + line = cfgptr:read( "*l" ) + end + + tmpfile:close() + cfgptr:close() + + os.rename( tmpfilename, dansguardiancfg ) + + return retval +end + +get_cfg_value = function( str ) + + local retval = "" + local pos = 1 + local found = false + local found2 = false + + while not found and pos < #str -1 do + if string.sub( str, pos, pos ) == "=" then + found = true + end + pos = pos + 1 + end + + if found then + pos = pos - 1 + while not found2 and pos < #str -1 do + if string.sub( str, pos+1, pos+1 ) ~= " " then + found2 = true + end + pos = pos + 1 + end + end + + if found2 then + retval = string.sub( str, pos ) + end + + return retval +end + |