X-Git-Url: https://git.hcoop.net/hcoop/domtool2.git/blobdiff_plain/8a7c40fa29ff18a437fcf4ee3f248a7aeb41c19c..f8dfbbcc29a40de94580697e610db6254b85f0fb:/src/plugins/apache.sml?ds=inline

diff --git a/src/plugins/apache.sml b/src/plugins/apache.sml
index 27641ab..faa2c65 100644
--- a/src/plugins/apache.sml
+++ b/src/plugins/apache.sml
@@ -22,6 +22,14 @@ structure Apache :> APACHE = struct
 
 open Ast
 
+val _ = Env.type_one "proxy_port"
+	Env.int
+	(fn n => n >= 1024)
+
+val _ = Env.type_one "rewrite_arg"
+	Env.string
+	(CharVector.all Char.isAlphaNum)
+
 val dl = ErrorMsg.dummyLoc
 
 val _ = Main.registerDefault ("WebNodes",
@@ -48,6 +56,44 @@ val _ = Main.registerDefault ("ServerAdmin",
 			      (TBase "email", dl),
 			      (fn () => (EString (Domain.getUser () ^ "@" ^ Config.defaultDomain), dl)))
 
+
+val redirect_code = fn (EVar "temp", _) => SOME "temp"
+		     | (EVar "permanent", _) => SOME "permanent"
+		     | (EVar "seeother", _) => SOME "seeother"
+		     | (EVar "redir300", _) => SOME "300"
+		     | (EVar "redir301", _) => SOME "301"
+		     | (EVar "redir302", _) => SOME "302"
+		     | (EVar "redir303", _) => SOME "303"
+		     | (EVar "redir304", _) => SOME "304"
+		     | (EVar "redir305", _) => SOME "305"
+		     | (EVar "redir307", _) => SOME "307"
+		     | _ => NONE
+
+val flag = fn (EVar "redirect", _) => SOME "R"
+	    | (EVar "forbidden", _) => SOME "F"
+	    | (EVar "gone", _) => SOME "G"
+	    | (EVar "last", _) => SOME "L"
+	    | (EVar "chain", _) => SOME "C"
+	    | (EVar "nosubreq", _) => SOME "NS"
+	    | (EVar "nocase", _) => SOME "NC"
+	    | (EVar "qsappend", _) => SOME "QSA"
+	    | (EVar "noescape", _) => SOME "NE"
+	    | (EVar "passthrough", _) => SOME "PT"
+	    | (EApp ((EVar "mimeType", _), e), _) =>
+	      Option.map (fn s => "T=" ^ s) (Env.string e)
+	    | (EApp ((EVar "redirectWith", _), e), _) =>
+	      Option.map (fn s => "R=" ^ s) (redirect_code e)
+	    | (EApp ((EVar "skip", _), e), _) =>
+	      Option.map (fn n => "S=" ^ Int.toString n) (Env.int e)
+	    | (EApp ((EApp ((EVar "env", _), e1), _), e2), _) =>
+	      (case Env.string e1 of
+		   NONE => NONE
+		 | SOME s1 => Option.map (fn s2 => "E=" ^ s1 ^ ":" ^ s2)
+					 (Env.string e2))
+
+	    | _ => NONE
+
+
 val vhostsChanged = ref false
 
 val () = Slave.registerPreHandler
@@ -90,6 +136,8 @@ val () = Slave.registerPostHandler
 val vhostFiles : TextIO.outstream list ref = ref []
 fun write s = app (fn file => TextIO.output (file, s)) (!vhostFiles)
 
+val rewriteEnabled = ref false
+
 val () = Env.containerV_one "vhost"
 	 ("host", Env.string)
 	 (fn (env, host) =>
@@ -105,6 +153,7 @@ val () = Env.containerV_one "vhost"
 		 val fullHost = host ^ "." ^ Domain.currentDomain ()
 		 val confFile = fullHost ^ (if ssl then ".vhost_ssl" else ".vhost")
 	     in
+		 rewriteEnabled := false;
 		 vhostFiles := map (fn node =>
 				       let
 					   val file = Domain.domainFile {node = node,
@@ -134,4 +183,80 @@ val () = Env.containerV_one "vhost"
 	  fn () => (write "</VirtualHost>\n";
 		    app TextIO.closeOut (!vhostFiles)))
 
+fun checkRewrite () =
+    if !rewriteEnabled then
+	()
+    else
+	(write "\tRewriteEngine on\n";
+	 rewriteEnabled := true)
+
+val () = Env.action_three "localProxyRewrite"
+	 ("from", Env.string, "to", Env.string, "port", Env.int)
+	 (fn (from, to, port) =>
+	     (checkRewrite ();
+	      write "\tRewriteRule\t";
+	      write from;
+	      write "\thttp://localhost:";
+	      write (Int.toString port);
+	      write "/";
+	      write to;
+	      write " [P]\n"))
+
+val () = Env.action_three "localProxyPass"
+	 ("from", Env.string, "to", Env.string, "port", Env.int)
+	 (fn (from, to, port) =>
+	     let
+		 val to =
+		     case to of
+			 "" => "/"
+		       | _ => if String.sub (to, 0) = #"/" then
+				  to
+			      else
+				  "/" ^ to
+	     in
+		 write "\tProxyPass\t";
+		 write from;
+		 write "\thttp://localhost:";
+		 write (Int.toString port);
+		 write to;
+		 write "\n"
+	     end)
+
+val () = Env.action_three "localProxyPassReverse"
+	 ("from", Env.string, "to", Env.string, "port", Env.int)
+	 (fn (from, to, port) =>
+	     let
+		 val to =
+		     case to of
+			 "" => "/"
+		       | _ => if String.sub (to, 0) = #"/" then
+				  to
+			      else
+				  "/" ^ to
+	     in
+		 write "\tProxyPassReverse\t";
+		 write from;
+		 write "\thttp://localhost:";
+		 write (Int.toString port);
+		 write to;
+		 write "\n"
+	     end)
+
+val () = Env.action_three "rewriteRule"
+	 ("from", Env.string, "to", Env.string, "flags", Env.list flag)
+	 (fn (from, to, flags) =>
+	     (checkRewrite ();
+	      write "\tRewriteRule\t";
+	      write from;
+	      write "\t";
+	      write to;
+	      case flags of
+		  [] => ()
+		| flag::rest => (write " [";
+				 write flag;
+				 app (fn flag => (write ",";
+						  write flag)) rest;
+				 write "]");
+	      write "\n"))
+
 end