My trashy awesome/rc.lua file.

rc.lua

-- Standard awesome library
require("awful")
require("awful.autofocus")
require("awful.rules")
-- Theme handling library
require("beautiful")
-- Notification library
require("naughty")

-- Load Debian menu entries
require("debian.menu")

-- {{{ Error handling
-- Check if awesome encountered an error during startup and fell back to
-- another config (This code will only ever execute for the fallback config)
if awesome.startup_errors then
    naughty.notify({ preset = naughty.config.presets.critical,
                     title = "Oops, there were errors during startup!",
                     text = awesome.startup_errors })
end

-- Handle runtime errors after startup
do
    local in_error = false
    awesome.add_signal("debug::error", function (err)
        -- Make sure we don't go into an endless error loop
        if in_error then return end
        in_error = true

        naughty.notify({ preset = naughty.config.presets.critical,
                         title = "Oops, an error happened!",
                         text = err })
        in_error = false
    end)
end
-- }}}

-- {{{ Variable definitions
-- Themes define colours, icons, and wallpapers
--beautiful.init("/usr/share/awesome/themes/default/theme.lua")
beautiful.init(awful.util.getdir("config") .. "/themes/default/theme.lua")

-- This is used later as the default terminal and editor to run.
terminal = "rxvt"
editor = os.getenv("EDITOR") or "editor"
editor_cmd = terminal .. " -e " .. editor

-- custom
terminal_cmd = terminal .. " -e"
terminal_latin2 = terminal_cmd .. " luit -encoding iso8859-2"
terminal_bigger = terminal .. " -fn terminus-14"

-- Default modkey.
-- Usually, Mod4 is the key with a logo between Control and Alt.
-- If you do not like this or do not have such a key,
-- I suggest you to remap Mod4 to another key using xmodmap or other tools.
-- However, you can use another modifier like Mod1, but it may interact with others.
modkey = "Mod4"

-- Delightful widgets
-- require('delightful.widgets.battery')
require('delightful.widgets.cpu')
require('delightful.widgets.datetime')
require('delightful.widgets.memory')
require('delightful.widgets.network')
-- require('delightful.widgets.weather')

-- Which widgets to install?
-- This is the order the widgets appear in the wibox.
install_delightful = {
    delightful.widgets.network,
    delightful.widgets.cpu,
    delightful.widgets.memory,
--    delightful.widgets.weather,
--    delightful.widgets.battery,
    delightful.widgets.datetime
}

-- Widget configuration
delightful_config = {
     [delightful.widgets.cpu] = {
         command = 'gnome-system-monitor',
     },
     [delightful.widgets.memory] = {
         command = 'gnome-system-monitor',
     },
--     [delightful.widgets.weather] = {
--         {
--             city = 'Helsinki',
--             command = 'gnome-www-browser http://ilmatieteenlaitos.fi/saa/Helsinki',
--         },
--     },
}

-- Prepare the container that is used when constructing the wibox
local delightful_container = { widgets = {}, icons = {} }
if install_delightful then
    for _, widget in pairs(awful.util.table.reverse(install_delightful)) do
        local config = delightful_config and delightful_config[widget]
        local widgets, icons = widget:load(config)
        if widgets then
            if not icons then
                icons = {}
            end
            table.insert(delightful_container.widgets, awful.util.table.reverse(widgets))
            table.insert(delightful_container.icons,   awful.util.table.reverse(icons))
        end
    end
end

-- Table of layouts to cover with awful.layout.inc, order matters.
layouts =
{
    awful.layout.suit.floating,
    awful.layout.suit.tile,
    awful.layout.suit.tile.left,
    awful.layout.suit.tile.bottom,
    awful.layout.suit.tile.top,
    awful.layout.suit.fair,
    awful.layout.suit.fair.horizontal,
    awful.layout.suit.spiral,
    awful.layout.suit.spiral.dwindle,
    awful.layout.suit.max,
    awful.layout.suit.max.fullscreen,
    awful.layout.suit.magnifier
}
-- }}}

-- {{{ Tags
-- Define a tag table which hold all screen tags.
tags = {}
for s = 1, screen.count() do
    -- Each screen has its own tag table.
    tags[s] = awful.tag({ 01, 02, 03, 04, 05, 06, 07, 08, 09, 10 }, s, layouts[2])
end
-- }}}

-- {{{ Menu
-- Create a laucher widget and a main menu
myawesomemenu = {
   { "manual", terminal_cmd .. " man awesome" },
   { "edit config", editor_cmd .. " " .. awful.util.getdir("config") .. "/rc.lua" },
   { "restart", awesome.restart },
   { "quit", awesome.quit }
}

mymainmenu = awful.menu({ items = { { "awesome", myawesomemenu, beautiful.awesome_icon },
                                    { "Debian", debian.menu.Debian_menu.Debian },
                                    { "open terminal", terminal }
                                  }
                        })

mylauncher = awful.widget.launcher({ image = image(beautiful.awesome_icon),
                                     menu = mymainmenu })
-- }}}

-- {{{ Wibox
-- Create a textclock widget
mytextclock = awful.widget.textclock({ align = "right" })

-- Create a systray
mysystray = widget({ type = "systray" })

-- Create a wibox for each screen and add it
mywibox = {}
mypromptbox = {}
mylayoutbox = {}
mytaglist = {}
mytaglist.buttons = awful.util.table.join(
                    awful.button({ }, 1, awful.tag.viewonly),
                    awful.button({ modkey }, 1, awful.client.movetotag),
                    awful.button({ }, 3, awful.tag.viewtoggle),
                    awful.button({ modkey }, 3, awful.client.toggletag),
                    awful.button({ }, 4, awful.tag.viewnext),
                    awful.button({ }, 5, awful.tag.viewprev)
                    )
mytasklist = {}
mytasklist.buttons = awful.util.table.join(
                     awful.button({ }, 1, function (c)
                                              if not c:isvisible() then
                                                  awful.tag.viewonly(c:tags()[1])
                                              end
                                              client.focus = c
                                              c:raise()
                                          end),
                     awful.button({ }, 3, function ()
                                              if instance then
                                                  instance:hide()
                                                  instance = nil
                                              else
                                                  instance = awful.menu.clients({ width=250 })
                                              end
                                          end),
                     awful.button({ }, 4, function ()
                                              awful.client.focus.byidx(1)
                                              if client.focus then client.focus:raise() end
                                          end),
                     awful.button({ }, 5, function ()
                                              awful.client.focus.byidx(-1)
                                              if client.focus then client.focus:raise() end
                                          end))

for s = 1, screen.count() do
    -- Create a promptbox for each screen
    mypromptbox[s] = awful.widget.prompt({ layout = awful.widget.layout.horizontal.leftright })
    -- Create an imagebox widget which will contains an icon indicating which layout we're using.
    -- We need one layoutbox per screen.
    mylayoutbox[s] = awful.widget.layoutbox(s)
    mylayoutbox[s]:buttons(awful.util.table.join(
                           awful.button({ }, 1, function () awful.layout.inc(layouts, 1) end),
                           awful.button({ }, 3, function () awful.layout.inc(layouts, -1) end),
                           awful.button({ }, 4, function () awful.layout.inc(layouts, 1) end),
                           awful.button({ }, 5, function () awful.layout.inc(layouts, -1) end)))
    -- Create a taglist widget
    mytaglist[s] = awful.widget.taglist(s, awful.widget.taglist.label.all, mytaglist.buttons)

    -- Create a tasklist widget
    mytasklist[s] = awful.widget.tasklist(function(c)
                                              return awful.widget.tasklist.label.currenttags(c, s)
                                          end, mytasklist.buttons)

    -- Create the wibox
    mywibox[s] = awful.wibox({ position = "top", screen = s })
    local widgets_front = {
        {
            mylauncher,
            mytaglist[s],
            mypromptbox[s],
            layout = awful.widget.layout.horizontal.leftright
        },
        mylayoutbox[s],
    }
    local widgets_middle = {}
    for delightful_container_index, delightful_container_data in pairs(delightful_container.widgets) do
        for widget_index, widget_data in pairs(delightful_container_data) do
            table.insert(widgets_middle, widget_data)
            if delightful_container.icons[delightful_container_index] and delightful_container.icons[delightful_container_index][widget_index] then
                table.insert(widgets_middle, delightful_container.icons[delightful_container_index][widget_index])
            end
        end
    end
    local widgets_end = {
        s == 1 and mysystray or nil,
        mytasklist[s],
        layout = awful.widget.layout.horizontal.rightleft
    }
    mywibox[s].widgets = awful.util.table.join(widgets_front, widgets_middle, widgets_end)
end
-- }}}

-- {{{ Mouse bindings
root.buttons(awful.util.table.join(
    awful.button({ }, 3, function () mymainmenu:toggle() end),
    awful.button({ }, 4, awful.tag.viewnext),
    awful.button({ }, 5, awful.tag.viewprev)
))
-- }}}

ssh_host_completion = function(cmd, cur_pos, ncomp)
    -- get hosts and hostnames
    local hosts = {}
    f = io.popen("sed 's/#.*//;/[ \\t]*Host\\(Name\\)\\?[ \\t]\\+/!d;s///;/[*?]/d' " .. os.getenv("HOME") .. "/.ssh/config | sort")
    for host in f:lines() do
        table.insert(hosts, host)
    end
    f:close()
    -- abort completion under certain circumstances
    if cur_pos ~= #cmd + 1 and cmd:sub(cur_pos, cur_pos) ~= " " then
        return cmd, cur_pos
    end
    -- match
    local matches = {}
    table.foreach(hosts, function(x)
        if hosts[x]:find("^" .. cmd:sub(1, cur_pos):gsub('[-]', '[-]')) then
            table.insert(matches, hosts[x])
        end
    end)
    -- if there are no matches
    if #matches == 0 then
        return cmd, cur_pos
    end
    -- cycle
    while ncomp > #matches do
        ncomp = ncomp - #matches
    end
    -- return match and position
    return matches[ncomp], #matches[ncomp] + 1
end

-- {{{ Key bindings
globalkeys = awful.util.table.join(
    awful.key({ modkey,           }, "Left",   awful.tag.viewprev       ),
    awful.key({ modkey,           }, "Right",  awful.tag.viewnext       ),
    awful.key({ modkey,           }, "Escape", awful.tag.history.restore),

    awful.key({ modkey,           }, "j",
        function ()
            awful.client.focus.byidx( 1)
            if client.focus then client.focus:raise() end
        end),
    awful.key({ modkey,           }, "k",
        function ()
            awful.client.focus.byidx(-1)
            if client.focus then client.focus:raise() end
        end),
    awful.key({ modkey,           }, "w", function () mymainmenu:show(true)        end),

    -- Layout manipulation
    awful.key({ modkey, "Shift"   }, "j", function () awful.client.swap.byidx(  1)    end),
    awful.key({ modkey, "Shift"   }, "k", function () awful.client.swap.byidx( -1)    end),
    awful.key({ modkey, "Control" }, "j", function () awful.screen.focus_relative( 1) end),
    awful.key({ modkey, "Control" }, "k", function () awful.screen.focus_relative(-1) end),
    awful.key({ modkey,           }, "u", awful.client.urgent.jumpto),
    awful.key({ modkey,           }, "Tab",
        function ()
            awful.client.focus.history.previous()
            if client.focus then
                client.focus:raise()
            end
        end),

    -- Standard program
    awful.key({ modkey,           }, "Return", function () awful.util.spawn(terminal) end),
    awful.key({ modkey, "Control" }, "r", awesome.restart),
    awful.key({ modkey, "Shift"   }, "q", awesome.quit),

    awful.key({ modkey,           }, "l",     function () awful.tag.incmwfact( 0.05)    end),
    awful.key({ modkey,           }, "h",     function () awful.tag.incmwfact(-0.05)    end),
    awful.key({ modkey, "Shift"   }, "h",     function () awful.tag.incnmaster( 1)      end),
    awful.key({ modkey, "Shift"   }, "l",     function () awful.tag.incnmaster(-1)      end),
    awful.key({ modkey, "Control" }, "h",     function () awful.tag.incncol( 1)         end),
    awful.key({ modkey, "Control" }, "l",     function () awful.tag.incncol(-1)         end),
    awful.key({ modkey,           }, "space", function () awful.layout.inc(layouts,  1) end),
    awful.key({ modkey, "Shift"   }, "space", function () awful.layout.inc(layouts, -1) end),

    -- Standard program -- custom
    awful.key({ modkey, "Shift"   }, "Return", function () awful.util.spawn(terminal_latin2) end),
    awful.key({ modkey, "Control" }, "Return", function () awful.util.spawn(terminal_bigger) end),

    -- Prompt
    awful.key({ modkey,           }, "r",     function () mypromptbox[mouse.screen]:run() end),

    awful.key({ modkey,           }, "x",
              function ()
                  awful.prompt.run({ prompt = "Run Lua code: " },
                  mypromptbox[mouse.screen].widget,
                  awful.util.eval, nil,
                  awful.util.getdir("cache") .. "/history_eval")
              end),

    -- Prompt -- custom
    awful.key({ modkey,           }, "s",
              function ()
                  awful.prompt.run({ prompt = "ssh: " },
                  mypromptbox[mouse.screen].widget,
                  function(h) awful.util.spawn(terminal_cmd .. " ssh " .. h) end,
                  ssh_host_completion,
                  awful.util.getdir("cache") .. "/ssh_history")
              end),
    awful.key({ modkey, "Shift"   }, "s",
              function ()
                  awful.prompt.run({ prompt = "ssh: " },
                  mypromptbox[mouse.screen].widget,
                  function(h) awful.util.spawn(terminal_latin2 .. " ssh " .. h) end,
                  ssh_host_completion,
                  awful.util.getdir("cache") .. "/ssh_history")
              end),
    awful.key({ modkey,           }, "v",
              function ()
                  awful.prompt.run({ prompt = "rdesktop: " },
                  mypromptbox[mouse.screen].widget,
                  function(h) awful.util.spawn("rdesktop -k pl -g 1680x1028 " .. h) end,
                  ssh_host_completion,
                  awful.util.getdir("cache") .. "/rdesktop_history")
              end)
)

clientkeys = awful.util.table.join(
    awful.key({ modkey,           }, "f",      function (c) c.fullscreen = not c.fullscreen  end),
    awful.key({ modkey, "Shift"   }, "c",      function (c) c:kill()                         end),
    awful.key({ modkey, "Control" }, "space",  awful.client.floating.toggle                     ),
    awful.key({ modkey, "Control" }, "Return", function (c) c:swap(awful.client.getmaster()) end),
    awful.key({ modkey,           }, "o",      awful.client.movetoscreen                        ),
    awful.key({ modkey, "Shift"   }, "r",      function (c) c:redraw()                       end),
    awful.key({ modkey,           }, "n",      function (c) c.minimized = not c.minimized    end),
    awful.key({ modkey,           }, "m",
        function (c)
            c.maximized_horizontal = not c.maximized_horizontal
            c.maximized_vertical   = not c.maximized_vertical
        end)
)

-- Compute the maximum number of digit we need, limited to 10
keynumber = 0
for s = 1, screen.count() do
   keynumber = math.min(10, math.max(#tags[s], keynumber));
end

-- Bind all key numbers to tags.
-- Be careful: we use keycodes to make it works on any keyboard layout.
-- This should map on the top row of your keyboard, usually 1 to 9.
for i = 1, keynumber do
    globalkeys = awful.util.table.join(globalkeys,
        awful.key({ modkey }, "#" .. i + 9,
                  function ()
                        local screen = mouse.screen
                        if tags[screen][i] then
                            awful.tag.viewonly(tags[screen][i])
                        end
                  end),
        awful.key({ modkey, "Control" }, "#" .. i + 9,
                  function ()
                      local screen = mouse.screen
                      if tags[screen][i] then
                          awful.tag.viewtoggle(tags[screen][i])
                      end
                  end),
        awful.key({ modkey, "Shift" }, "#" .. i + 9,
                  function ()
                      if client.focus and tags[client.focus.screen][i] then
                          awful.client.movetotag(tags[client.focus.screen][i])
                      end
                  end),
        awful.key({ modkey, "Control", "Shift" }, "#" .. i + 9,
                  function ()
                      if client.focus and tags[client.focus.screen][i] then
                          awful.client.toggletag(tags[client.focus.screen][i])
                      end
                  end))
end

clientbuttons = awful.util.table.join(
    awful.button({ }, 1, function (c) client.focus = c; c:raise() end),
    awful.button({ modkey }, 1, awful.mouse.client.move),
    awful.button({ modkey }, 3, awful.mouse.client.resize))

-- Set keys
root.keys(globalkeys)
-- }}}

-- {{{ Rules
awful.rules.rules = {
    -- All clients will match this rule.
    { rule = { },
      properties = { border_width = beautiful.border_width,
                     border_color = beautiful.border_normal,
                     focus = true,
                     keys = clientkeys,
                     buttons = clientbuttons } },
    { rule = { class = "mplayer2" },
      properties = { floating = true } },
    { rule = { class = "MPlayer" },
      properties = { floating = true } },
    { rule = { class = "Smplayer" },
      properties = { floating = true } },
    { rule = { class = "pinentry" },
      properties = { floating = true } },
    { rule = { class = "gimp" },
      properties = { floating = true } },
    { rule = { class = "qemu" },
      properties = { floating = true } },
    { rule = { class = "kvm" },
      properties = { floating = true } },
    { rule = { class = "Vlc" },
      properties = { floating = true } },
    { rule = { class = "Google-chrome" },
      properties = { tag = tags[1][10] } },
    -- Set Firefox to always map on tags number 2 of screen 1.
    -- { rule = { class = "Firefox" },
    --   properties = { tag = tags[1][2] } },
}
-- }}}

-- {{{ Signals
-- Signal function to execute when a new client appears.
client.add_signal("manage", function (c, startup)
    -- Add a titlebar
    -- awful.titlebar.add(c, { modkey = modkey })

    -- Enable sloppy focus
    c:add_signal("mouse::enter", function(c)
        if awful.layout.get(c.screen) ~= awful.layout.suit.magnifier
            and awful.client.focus.filter(c) then
            client.focus = c
        end
    end)

    if not startup then
        -- Set the windows at the slave,
        -- i.e. put it at the end of others instead of setting it master.
        -- awful.client.setslave(c)

        -- Put windows in a smart way, only if they does not set an initial position.
        if not c.size_hints.user_position and not c.size_hints.program_position then
            awful.placement.no_overlap(c)
            awful.placement.no_offscreen(c)
        end
    end
end)

client.add_signal("focus", function(c) c.border_color = beautiful.border_focus end)
client.add_signal("unfocus", function(c) c.border_color = beautiful.border_normal end)
-- }}}

You can find up-to-date version in my dotfiles repo:

https://github.com/przemoc/dotfiles/blob/master/.config/awesome/rc.lua

There are no delightful widgets as I didn't like how they looked.

I haven't switched to 3.5 yet.