changeset 743:2c41f2aec92f

improve Rpc and implement rpc call for local webserver
author Franklin Schmidt <fschmidt@gmail.com>
date Wed, 13 Jul 2016 17:27:35 -0600
parents 5578541125ea
children 4b8695f1cfc4
files core/src/luan/modules/IoLuan.java core/src/luan/modules/Rpc.luan core/src/luan/modules/host/Hosting.luan http/src/luan/modules/http/LuanHandler.java http/src/luan/modules/http/Server.luan
diffstat 5 files changed, 84 insertions(+), 20 deletions(-) [+]
line wrap: on
line diff
diff -r 5578541125ea -r 2c41f2aec92f core/src/luan/modules/IoLuan.java
--- a/core/src/luan/modules/IoLuan.java	Tue Jul 12 17:47:30 2016 -0600
+++ b/core/src/luan/modules/IoLuan.java	Wed Jul 13 17:27:35 2016 -0600
@@ -618,11 +618,15 @@
 	public static final class LuanSocket extends LuanIO {
 		private final Socket socket;
 
-		private LuanSocket(String host,int port) throws IOException {
-			this(new Socket(host,port));
+		private LuanSocket(String host,int port) throws LuanException {
+			try {
+				this.socket = new Socket(host,port);
+			} catch(IOException e) {
+				throw new LuanException(e.toString());
+			}
 		}
 
-		private LuanSocket(Socket socket) throws IOException {
+		private LuanSocket(Socket socket) {
 			this.socket = socket;
 		}
 
diff -r 5578541125ea -r 2c41f2aec92f core/src/luan/modules/Rpc.luan
--- a/core/src/luan/modules/Rpc.luan	Tue Jul 12 17:47:30 2016 -0600
+++ b/core/src/luan/modules/Rpc.luan	Wed Jul 13 17:27:35 2016 -0600
@@ -9,10 +9,17 @@
 
 local M = {}
 
+M.port = 9101
+
 M.call = RpcLuan.call  -- Rpc.call(socket,fn_name,...)
-M.respond = RpcLuan.respond  -- Rpc.respond(socket,fns)
+
+M.functions = {}
 
-function M.remote(socket_uri)
+function M.respond(socket,fns)
+	RpcLuan.respond( socket, fns or M.functions )
+end
+
+function M.remote_socket(socket_uri)
 	local mt = {}
 	function mt.__index(_,key)
 		return function(...)
@@ -25,6 +32,19 @@
 	return t
 end
 
+function M.remote(domain)
+	local socket = "socket:" .. domain .. ":" .. M.port
+	return M.remote_socket(socket)
+end
+
+function M.responder(fns)
+	local server = Io.socket_server(M.port)
+	return function()
+		local socket = server()
+		M.respond(socket,fns)
+	end
+end
+
 --[[
 function M.serve(port,fns)
 	local server = Io.socket_server(port)
diff -r 5578541125ea -r 2c41f2aec92f core/src/luan/modules/host/Hosting.luan
--- a/core/src/luan/modules/host/Hosting.luan	Tue Jul 12 17:47:30 2016 -0600
+++ b/core/src/luan/modules/host/Hosting.luan	Wed Jul 13 17:27:35 2016 -0600
@@ -14,14 +14,12 @@
 
 local M = {}
 
-M.port = 9101
 
 function M.push(domain,password,dir)
 	local my_dir = Io.uri("file:"..dir)
 	my_dir.exists() or error("directory '"..dir.."' not found")
 	my_dir.is_directory() or error("'"..dir.."' is not a directory")
-	local socket = "socket:" .. domain .. ":" .. M.port
-	local host = Rpc.remote(socket)
+	local host = Rpc.remote(domain)
 	local tree = host.get(domain,password)
 	if tree == nil then
 		print("creating "..domain)
@@ -64,32 +62,27 @@
 end
 
 function M.delete(domain,password)
-	local socket = "socket:" .. domain .. ":" .. M.port
-	local host = Rpc.remote(socket)
+	local host = Rpc.remote(domain)
 	host.delete(domain,password)
 end
 
 function M.exists(domain)
-	local socket = "socket:" .. domain .. ":" .. M.port
-	local host = Rpc.remote(socket)
+	local host = Rpc.remote(domain)
 	return host.exists(domain)
 end
 
 function M.change_domain(old_domain,new_domain,password)
-	local socket = "socket:" .. new_domain .. ":" .. M.port
-	local host = Rpc.remote(socket)
+	local host = Rpc.remote(new_domain)
 	return host.change_domain(old_domain,new_domain,password)
 end
 
 function M.change_password(domain,old_password,new_password)
-	local socket = "socket:" .. domain .. ":" .. M.port
-	local host = Rpc.remote(socket)
+	local host = Rpc.remote(domain)
 	return host.change_password(domain,old_password,new_password)
 end
 
 function M.caller(domain)
-	local socket = "socket:" .. domain .. ":" .. M.port
-	local host = Rpc.remote(socket)
+	local host = Rpc.remote(domain)
 	local mt = {}
 	function mt.__index(_,key)
 		return function(...)
diff -r 5578541125ea -r 2c41f2aec92f http/src/luan/modules/http/LuanHandler.java
--- a/http/src/luan/modules/http/LuanHandler.java	Tue Jul 12 17:47:30 2016 -0600
+++ b/http/src/luan/modules/http/LuanHandler.java	Wed Jul 13 17:27:35 2016 -0600
@@ -10,7 +10,10 @@
 import org.eclipse.jetty.server.Request;
 import org.eclipse.jetty.server.handler.AbstractHandler;
 import luan.LuanState;
+import luan.LuanTable;
+import luan.LuanFunction;
 import luan.LuanException;
+import luan.modules.PackageLuan;
 
 
 public class LuanHandler extends AbstractHandler {
@@ -58,4 +61,20 @@
 		super.destroy();
 	}
 */
+
+	public Object call_rpc(String fnName,Object... args) throws LuanException {
+		return callRpc(luan,fnName,args);
+	}
+
+	public static Object callRpc(LuanState luan,String fnName,Object... args) throws LuanException {
+		synchronized(luan) {
+			LuanTable rpc = (LuanTable)PackageLuan.require(luan,"luan:Rpc.luan");
+			LuanTable fns = (LuanTable)rpc.get(luan,"functions");
+			LuanFunction fn = (LuanFunction)fns.get(luan,fnName);
+			if( fn == null )
+				throw new LuanException( "function not found: " + fnName );
+			return fn.call(luan,args);
+		}
+	}
+
 }
diff -r 5578541125ea -r 2c41f2aec92f http/src/luan/modules/http/Server.luan
--- a/http/src/luan/modules/http/Server.luan	Tue Jul 12 17:47:30 2016 -0600
+++ b/http/src/luan/modules/http/Server.luan	Wed Jul 13 17:27:35 2016 -0600
@@ -1,10 +1,17 @@
+local Luan = require "luan:Luan.luan"
+local error = Luan.error
+local try = Luan.try or error()
 local String = require "luan:String.luan"
-local gsub = String.gsub
-local matches = String.matches
+local gsub = String.gsub or error()
+local matches = String.matches or error()
 local Io = require "luan:Io.luan"
 local Package = require "luan:Package.luan"
+local Rpc = require "luan:Rpc.luan"
+local Thread = require "luan:Thread.luan"
 local Http = require "luan:http/Http.luan"
 require "luan:logging/init.luan"  -- initialize logging
+local Logging = require "luan:logging/Logging.luan"
+local logger = Logging.logger "http/Server"
 
 java()
 local Server = require "java:org.eclipse.jetty.server.Server"
@@ -97,9 +104,30 @@
 	M.server.start()
 end
 
+function M.start_rpc()
+	function Rpc.functions.call(domain,fn_name,...)
+		return M.luan_handler.call_rpc(fn_name,...)
+	end
+
+	local function run_server()
+		local responder = Rpc.responder()
+		while true do
+			try {
+				responder
+				catch = function(e)
+					logger.warn(e)
+				end
+			}
+		end
+	end
+	
+	Thread.fork(run_server)
+end
+
 function M.serve(dir)
 	M.init(dir)
 	M.start()
+	M.start_rpc()
 end
 
 return M