X-Git-Url: https://git.hcoop.net/hcoop/domtool2.git/blobdiff_plain/629a34f64f780c03d049d20057acc9a487162272..aa56e112996b3650e8ac343831322d2a9ab0de54:/src/main.sml

diff --git a/src/main.sml b/src/main.sml
index bbf1091..e0beaf2 100644
--- a/src/main.sml
+++ b/src/main.sml
@@ -22,79 +22,172 @@ structure Main :> MAIN = struct
 
 open Ast Print
 
-val dmy = ErrorMsg.dummyLoc
+structure SM = StringMap
 
-val tInit = (TAction ((CRoot, dmy),
-		      StringMap.empty,
-		      StringMap.empty),
-	     dmy)
+fun init () = Acl.read Config.aclFile
 	    
-fun check fname =
+fun check' G fname =
     let
 	val prog = Parse.parse fname
     in
 	if !ErrorMsg.anyErrors then
-	    ()
+	    G
 	else
-	    let
-		val G' = Tycheck.checkFile Env.empty tInit prog
-	    in
-		()
-	    end
+	    Tycheck.checkFile G (Defaults.tInit ()) prog
     end
 
-fun reduce fname =
+fun basis () =
     let
-	val prog = Parse.parse fname
+	val dir = Posix.FileSys.opendir Config.libRoot
+
+	fun loop files =
+	    case Posix.FileSys.readdir dir of
+		NONE => (Posix.FileSys.closedir dir;
+			 files)
+	      | SOME fname =>
+		if String.isSuffix ".dtl" fname then
+		    loop (OS.Path.joinDirFile {dir = Config.libRoot,
+					       file = fname}
+			  :: files)
+		else
+		    loop files
+
+	val files = loop []
+	val files = Order.order files
     in
 	if !ErrorMsg.anyErrors then
-	    ()
+	    Env.empty
+	else
+	    foldl (fn (fname, G) => check' G fname) Env.empty files
+    end
+
+fun check fname =
+    let
+	val _ = ErrorMsg.reset ()
+	val _ = Env.preTycheck ()
+
+	val b = basis ()
+    in
+	if !ErrorMsg.anyErrors then
+	    (b, NONE)
 	else
 	    let
-		val G' = Tycheck.checkFile Env.empty tInit prog
+		val _ = ErrorMsg.reset ()
+		val prog = Parse.parse fname
 	    in
 		if !ErrorMsg.anyErrors then
-		    ()
+		    (Env.empty, NONE)
 		else
-		    case prog of
-			(_, SOME body) =>
-			let
-			    val body' = Reduce.reduceExp G' body
-			in
-			    printd (PD.hovBox (PD.PPS.Rel 0,
-					       [PD.string "Result:",
-						PD.space 1,
-						p_exp body']))
-			end
-		      | _ => ()
+		    let
+			val G' = Tycheck.checkFile b (Defaults.tInit ()) prog
+		    in
+			(G', #3 prog)
+		    end
 	    end
     end
 
-fun eval fname =
+fun reduce fname =
     let
-	val prog = Parse.parse fname
+	val (G, body) = check fname
     in
+	if !ErrorMsg.anyErrors then
+	    NONE
+	else
+	    case body of
+		SOME body =>
+		let
+		    val body' = Reduce.reduceExp G body
+		in
+		    (*printd (PD.hovBox (PD.PPS.Rel 0,
+					 [PD.string "Result:",
+					  PD.space 1,
+					  p_exp body']))*)
+		    SOME body'
+		end
+	      | _ => NONE
+    end
+
+fun eval fname =
+    case reduce fname of
+	(SOME body') =>
 	if !ErrorMsg.anyErrors then
 	    ()
 	else
-	    let
-		val G' = Tycheck.checkFile Env.empty tInit prog
-	    in
-		if !ErrorMsg.anyErrors then
-		    ()
-		else
-		    case prog of
-			(_, SOME body) =>
-			let
-			    val body' = Reduce.reduceExp G' body
-			in
-			    if !ErrorMsg.anyErrors then
-				()
-			    else
-				Eval.exec StringMap.empty body'
-			end
-		      | _ => ()
-	    end
+	    Eval.exec (Defaults.eInit ()) body'
+      | NONE => ()
+
+val dispatcher =
+    Config.dispatcher ^ ":" ^ Int.toString Config.dispatcherPort
+
+fun request fname =
+    let
+	val uid = Posix.ProcEnv.getuid ()
+	val user = Posix.SysDB.Passwd.name (Posix.SysDB.getpwuid uid)
+
+	val () = Acl.read Config.aclFile
+	val () = Domain.setUser user
+	val _ = check fname
+
+	val context = OpenSSL.context (Config.certDir ^ "/" ^ user ^ ".pem",
+				       Config.keyDir ^ "/" ^ user ^ ".pem",
+				       Config.trustStore)
+
+	val bio = OpenSSL.connect (context, dispatcher)
+
+	val inf = TextIO.openIn fname
+
+	fun loop () =
+	    case TextIO.inputLine inf of
+		NONE => ()
+	      | SOME line => (OpenSSL.writeAll (bio, line);
+			      loop ())
+    in
+	loop ();
+	TextIO.closeIn inf;
+	OpenSSL.close bio
+    end
+    handle ErrorMsg.Error => ()
+
+fun service () =
+    let
+	val () = Acl.read Config.aclFile
+	
+	val context = OpenSSL.context (Config.serverCert,
+				       Config.serverKey,
+				       Config.trustStore)
+
+	val sock = OpenSSL.listen (context, Config.dispatcherPort)
+
+	fun loop () =
+	    case OpenSSL.accept sock of
+		NONE => ()
+	      | SOME bio =>
+		let
+		    val user = OpenSSL.peerCN bio
+		    val () = print ("\nConnection from " ^ user ^ "\n")
+		    val () = Domain.setUser user
+
+		    val outname = OS.FileSys.tmpName ()
+		    val outf = TextIO.openOut outname
+
+		    fun loop' () =
+			case OpenSSL.readOne bio of
+			    NONE => ()
+			  | SOME line => (TextIO.output (outf, line);
+					  loop' ())
+		in
+		    (loop' ();
+		     TextIO.closeOut outf;
+		     eval outname
+		     handle ErrorMsg.Error => ();
+		     OS.FileSys.remove outname;
+		     OpenSSL.close bio)
+		    handle OpenSSL.OpenSSL _ => ();
+		    loop ()
+		end
+    in
+	loop ();
+	OpenSSL.shutdown sock
     end
 
 end