From e7beb6900e40b869293171dfea046c65209b1b0d Mon Sep 17 00:00:00 2001
From: nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Date: Sat, 26 Mar 2011 22:25:59 +0000
Subject: remove ucitrigger, it is unused and will be replaced by something
 different in the future

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@26308 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 package/uci/trigger/apply_config     |  54 -----
 package/uci/trigger/lib/trigger.lua  | 419 -----------------------------------
 package/uci/trigger/modules/base.lua |  63 ------
 3 files changed, 536 deletions(-)
 delete mode 100755 package/uci/trigger/apply_config
 delete mode 100644 package/uci/trigger/lib/trigger.lua
 delete mode 100644 package/uci/trigger/modules/base.lua

(limited to 'package/uci/trigger')

diff --git a/package/uci/trigger/apply_config b/package/uci/trigger/apply_config
deleted file mode 100755
index 2ad6c9992..000000000
--- a/package/uci/trigger/apply_config
+++ /dev/null
@@ -1,54 +0,0 @@
-#!/usr/bin/lua
-require("uci")
-require("uci.trigger")
-
-function usage() 
-	print("Usage: " .. arg[0] .. " [options]")
-	print("Options:")
-	print("    -a: apply the config changes")
-	print("    -t: show matching UCI triggers")
-	print("    -s: show information about tasks to be executed")
-	print("    -r: reset all triggers")
-	print("    -C <trigger> [<section>]: force clear a trigger")
-	print("    -S <trigger> [<section>]: force set a trigger")
-	print("")
-end
-
-if arg[1] == "-s" then
-	local triggers = uci.trigger.get_active()
-	if #triggers > 0 then
-		print("Tasks:")
-		for i, a in ipairs(triggers) do
-			local trigger = a[1]
-			local sections = a[2]
-			print(" - " .. uci.trigger.get_description(trigger, sections))
-		end
-	else
-		print "Nothing to do"
-	end
-elseif arg[1] == "-t" then
-	local triggers = uci.trigger.get_active()
-	for i, a in ipairs(triggers) do
-		local trigger = a[1]
-		local sections = a[2]
-		if trigger.section_only then
-			print(trigger.id .. " " .. table.concat(sections, " "))
-		else
-			print(trigger.id)
-		end
-	end
-elseif arg[1] == "-a" then
-	uci.trigger.run()
-elseif arg[1] == "-r" then
-	uci.trigger.reset_state()
-elseif arg[1] == "-S" then
-	local trigger = arg[2]
-	local section = arg[3]
-	uci.trigger.set_active(trigger, section)
-elseif arg[1] == "-C" then
-	local trigger = arg[2]
-	local section = arg[3]
-	uci.trigger.clear_active(trigger, section)
-else
-	usage()
-end
diff --git a/package/uci/trigger/lib/trigger.lua b/package/uci/trigger/lib/trigger.lua
deleted file mode 100644
index 104d27ae4..000000000
--- a/package/uci/trigger/lib/trigger.lua
+++ /dev/null
@@ -1,419 +0,0 @@
-module("uci.trigger", package.seeall)
-require("posix")
-require("uci")
-
-local path = "/lib/config/trigger"
-local triggers = nil
-local tmp_cursor = nil
-
-function load_modules()
-	if triggers ~= nil then
-		return
-	end
-	triggers = {
-		list = {},
-		uci = {},
-		active = {}
-	}
-	local modules = posix.glob(path .. "/*.lua")
-	if modules == nil then
-		return
-	end
-	local oldpath = package.path
-	package.path = path .. "/?.lua"
-	for i, v in ipairs(modules) do
-		pcall(require(string.gsub(v, path .. "/(%w+)%.lua$", "%1")))
-	end
-	package.path = oldpath
-end
-
-function check_table(table, name)
-	if table[name] == nil then
-		table[name] = {}
-	end
-	return table[name]
-end
-
-function get_table_val(val, vtype)
-	if type(val) == (vtype or "string") then
-		return { val }
-	elseif type(val) == "table" then
-		return val
-	end
-	return nil
-end
-
-function get_name_list(name)
-	return get_table_val(name or ".all")
-end
-
-function add_trigger_option(list, t)
-	local name = get_name_list(t.option)
-	for i, n in ipairs(name) do
-		option = check_table(list, n)
-		table.insert(option, t)
-	end
-end
-
-function add_trigger_section(list, t)
-	local name = get_name_list(t.section)
-	for i, n in ipairs(name) do
-		section = check_table(list, n)
-		add_trigger_option(section, t)
-	end
-end
-
-function check_insert_triggers(dest, list, tuple)
-	if list == nil then
-		return
-	end
-	for i, t in ipairs(list) do
-		local add = true
-		if type(t.check) == "function" then
-			add = t.check(tuple)
-		end
-		if add then
-			dest[t.id] = t
-		end
-	end
-end
-
-function find_section_triggers(tlist, pos, tuple)
-	if pos == nil then
-		return
-	end
-	check_insert_triggers(tlist, pos[".all"], tuple)
-	if tuple.option then
-		check_insert_triggers(tlist, pos[tuple.option], tuple)
-	end
-end
-
-function check_recursion(name, seen)
-	if seen == nil then
-		seen = {}
-	end
-	if seen[name] then
-		return nil
-	end
-	seen[name] = true
-	return seen
-end
-
-
-function find_recursive_depends(list, name, seen)
-	seen = check_recursion(name, seen)
-	if not seen then
-		return
-	end
-	local bt = get_table_val(triggers.list[name].belongs_to) or {}
-	for i, n in ipairs(bt) do
-		table.insert(list, n)
-		find_recursive_depends(list, n, seen)
-	end
-end
-
-function check_trigger_depth(list, name)
-	if name == nil then
-		return
-	end
-
-	local n = list[name]
-	if n == nil then
-		return
-	end
-
-	list[name] = nil
-	return check_trigger_depth(list, n)
-end
-
-function find_triggers(tuple)
-	local pos = triggers.uci[tuple.package]
-	if pos == nil then
-		return {}
-	end
-
-	local tlist = {}
-	find_section_triggers(tlist, pos[".all"], tuple)
-	find_section_triggers(tlist, pos[tuple.section[".type"]], tuple)
-
-	for n, t in pairs(tlist) do
-		local dep = {}
-		find_recursive_depends(dep, t.id)
-		for i, depname in ipairs(dep) do
-			check_trigger_depth(tlist, depname)
-		end
-	end
-
-	local nlist = {}
-	for n, t in pairs(tlist) do
-		if t then
-			table.insert(nlist, t)
-		end
-	end
-
-	return nlist
-end
-
-function reset_state()
-	assert(io.open("/var/run/uci_trigger", "w")):close()
-	if tctx then
-		tctx:unload("uci_trigger")
-	end
-end
-
-function load_state()
-	-- make sure the config file exists before we attempt to load it
-	-- uci doesn't like loading nonexistent config files
-	local f = assert(io.open("/var/run/uci_trigger", "a")):close()
-
-	load_modules()
-	triggers.active = {}
-	if tctx then
-		tctx:unload("uci_trigger")
-	else
-		tctx = uci.cursor()
-	end
-	assert(tctx:load("/var/run/uci_trigger"))
-	tctx:foreach("uci_trigger", "trigger",
-		function(section)
-			trigger = triggers.list[section[".name"]]
-			if trigger == nil then
-				return
-			end
-
-			active = {}
-			triggers.active[trigger.id] = active
-
-			local s = get_table_val(section["sections"]) or {}
-			for i, v in ipairs(s) do
-				active[v] = true
-			end
-		end
-	)
-end
-
-function get_names(list)
-	local slist = {}
-	for name, val in pairs(list) do
-		if val then
-			table.insert(slist, name)
-		end
-	end
-	return slist
-end
-
-function check_cancel(name, seen)
-	local t = triggers.list[name]
-	local dep = get_table_val(t.belongs_to)
-	seen = check_recursion(name, seen)
-
-	if not t or not dep or not seen then
-		return false
-	end
-
-	for i, v in ipairs(dep) do
-		-- only cancel triggers for all sections
-		-- if both the current and the parent trigger
-		-- are per-section
-		local section_only = false
-		if t.section_only then
-			local tdep = triggers.list[v]
-			if tdep then
-				section_only = tdep.section_only
-			end
-		end
-
-		if check_cancel(v, seen) then
-			return true
-		end
-		if triggers.active[v] then
-			if section_only then
-				for n, active in pairs(triggers.active[v]) do
-					triggers.active[name][n] = false
-				end
-			else
-				return true
-			end
-		end
-	end
-	return false
-end
-
--- trigger api functions
-
-function add(ts)
-	for i,t in ipairs(ts) do
-		triggers.list[t.id] = t
-		match = {}
-		if t.package then
-			local package = check_table(triggers.uci, t.package)
-			add_trigger_section(package, t)
-			triggers.list[t.id] = t
-		end
-	end
-end
-
-function save_trigger(name)
-	if triggers.active[name] then
-		local slist = get_names(triggers.active[name])
-		if #slist > 0 then
-			tctx:set("uci_trigger", name, "sections", slist)
-		end
-	else
-		tctx:delete("uci_trigger", name)
-	end
-end
-
-function set(data, cursor)
-	assert(data ~= nil)
-	if cursor == nil then
-		cursor = tmp_cursor or uci.cursor()
-		tmp_cursor = uci.cursor
-	end
-
-	local tuple = {
-		package = data[1],
-		section = data[2],
-		option = data[3],
-		value = data[4]
-	}
-	assert(cursor:load(tuple.package))
-
-	load_state()
-	local section = cursor:get_all(tuple.package, tuple.section)
-	if (section == nil) then
-		if option ~= nil then
-			return
-		end
-		section = {
-			[".type"] = value
-		}
-		if tuple.section == nil then
-			tuple.section = ""
-			section[".anonymous"] = true
-		end
-		section[".name"] = tuple.section
-	end
-	tuple.section = section
-
-	local ts = find_triggers(tuple)
-	for i, t in ipairs(ts) do
-		local active = triggers.active[t.id]
-		if not active then
-			active = {}
-			triggers.active[t.id] = active
-			tctx:set("uci_trigger", t.id, "trigger")
-		end
-		if section[".name"] then
-			active[section[".name"]] = true
-		end
-		save_trigger(t.id)
-	end
-	tctx:save("uci_trigger")
-end
-
-function get_description(trigger, sections)
-	if not trigger.title then
-		return trigger.id
-	end
-	local desc = trigger.title
-	if trigger.section_only and sections and #sections > 0 then
-		desc = desc .. " (" .. table.concat(sections, ", ") .. ")"
-	end
-	return desc
-end
-
-function get_active()
-	local slist = {}
-
-	if triggers == nil then
-		load_state()
-	end
-	for name, val in pairs(triggers.active) do
-		if val and not check_cancel(name) then
-			local sections = {}
-			for name, active in pairs(triggers.active[name]) do
-				if active then
-					table.insert(sections, name)
-				end
-			end
-			table.insert(slist, { triggers.list[name], sections })
-		end
-	end
-	return slist
-end
-
-function set_active(trigger, sections)
-	if triggers == nil then
-		load_state()
-	end
-	if not triggers.list[trigger] then
-		return
-	end
-	if triggers.active[trigger] == nil then
-		tctx:set("uci_trigger", trigger, "trigger")
-		triggers.active[trigger] = {}
-	end
-	local active = triggers.active[trigger]
-	if triggers.list[trigger].section_only or sections ~= nil then
-		for i, t in ipairs(sections) do
-			triggers.active[trigger][t] = true
-		end
-	end
-	save_trigger(trigger)
-	tctx:save("uci_trigger")
-end
-
-function clear_active(trigger, sections)
-	if triggers == nil then
-		load_state()
-	end
-	if triggers.list[trigger] == nil or triggers.active[trigger] == nil then
-		return
-	end
-	local active = triggers.active[trigger]
-	if not triggers.list[trigger].section_only or sections == nil then
-		triggers.active[trigger] = nil
-	else
-		for i, t in ipairs(sections) do
-			triggers.active[trigger][t] = false
-		end
-	end
-	save_trigger(trigger)
-	tctx:save("uci_trigger")
-end
-
-function run(ts)
-	if ts == nil then
-		ts = get_active()
-	end
-	for i, t in ipairs(ts) do
-		local trigger = t[1]
-		local sections = t[2]
-		local actions = get_table_val(trigger.action, "function") or {}
-		for ai, a in ipairs(actions) do
-			if not trigger.section_only then
-				sections = { "" }
-			end
-			for si, s in ipairs(sections) do
-				if a(s) then
-					tctx:delete("uci_trigger", trigger.id)
-					tctx:save("uci_trigger")
-				end
-			end
-		end
-	end
-end
-
--- helper functions
-
-function system_command(arg)
-	local cmd = arg
-	return function(arg)
-		return os.execute(cmd:format(arg)) == 0
-	end
-end
-
-function service_restart(arg)
-	return system_command("/etc/init.d/" .. arg .. " restart")
-end
diff --git a/package/uci/trigger/modules/base.lua b/package/uci/trigger/modules/base.lua
deleted file mode 100644
index 3ab6bba65..000000000
--- a/package/uci/trigger/modules/base.lua
+++ /dev/null
@@ -1,63 +0,0 @@
-module("trigger.base", package.seeall)
-require("uci.trigger")
-
-uci.trigger.add {
-	{
-		id = "dnsmasq_restart",
-		title = "Restart dnsmasq",
-		package = "dhcp",
-		action = uci.trigger.service_restart("dnsmasq"),
-	},
-	{
-		id = "dropbear_restart",
-		title = "Restart dropbear",
-		package = "dropbear",
-		action = uci.trigger.service_restart("dropbear"),
-	},
-	{
-		id = "fstab_restart",
-		title = "Remount filesystems",
-		package = "fstab",
-		action = uci.trigger.service_restart("fstab"),
-	},
-	{
-		id = "firewall_restart",
-		title = "Reload firewall rules",
-		package = "firewall",
-		action = uci.trigger.service_restart("firewall"),
-	},
-	{
-		id = "httpd_restart",
-		title = "Restart the http server",
-		package = "httpd",
-		action = uci.trigger.service_restart("httpd")
-	},
-	{
-		id = "led_restart",
-		title = "Reload LED settings",
-		package = "system",
-		section = "led",
-		action = uci.trigger.service_restart("led")
-	},
-	{
-		id = "network_restart",
-		title = "Restart networking and wireless",
-		package = "network",
-		action = uci.trigger.service_restart("network")
-	},
-	{
-		id = "qos_restart",
-		title = "Reload Quality of Service rules",
-		package = "qos",
-		action = uci.trigger.service_restart("qos"),
-	},
-	{
-		id = "wireless_restart",
-		title = "Restart all wireless interfaces",
-		package = "wireless",
-		section = { "wifi-device", "wifi-iface" },
-		action = uci.trigger.system_command("wifi"),
-		belongs_to = "network_restart"
-	},
-}
-
-- 
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