add ucitrigger: a uci plugin, command line tool and lua interface for automatically applying uci config changes

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@16375 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 44 insertions, 0 deletions

diff --git a/package/uci/trigger/apply_config b/package/uci/trigger/apply_config
new file mode 100644
index 000000000..0d9c6cf15
--- /dev/null
+++ b/package/uci/trigger/apply_config
@@ -0,0 +1,44 @@
+#!/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("")
+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()
+else
+	usage()
+end