ip_of_node support
[hcoop/domtool2.git] / src / plugins / apache.sml
index 27641ab..ffd18b2 100644 (file)
@@ -22,31 +22,151 @@ structure Apache :> APACHE = struct
 
 open Ast
 
+val _ = Env.type_one "proxy_port"
+       Env.int
+       (fn n => n > 1024)
+
+val _ = Env.type_one "proxy_target"
+       Env.string
+       (fn s =>
+           let
+               fun default () = List.exists (fn s' => s = s') Config.Apache.proxyTargets
+           in
+               case String.fields (fn ch => ch = #":") s of
+                   ["http", "//localhost", rest] =>
+                   (case String.fields (fn ch => ch = #"/") rest of
+                        port :: _ =>
+                        (case Int.fromString port of
+                             NONE => default ()
+                           | SOME n => n > 1024 orelse default ())
+                      | _ => default ())
+                 | _ => default ()
+           end)
+
+val _ = Env.type_one "rewrite_arg"
+       Env.string
+       (CharVector.all Char.isAlphaNum)
+
+fun validLocation s =
+    size s > 0 andalso size s < 1000 andalso CharVector.all
+                                                (fn ch => Char.isAlphaNum ch
+                                                          orelse ch = #"-"
+                                                          orelse ch = #"_"
+                                                          orelse ch = #"."
+                                                          orelse ch = #"/") s
+
+val _ = Env.type_one "location"
+       Env.string
+       validLocation
+
 val dl = ErrorMsg.dummyLoc
 
-val _ = Main.registerDefault ("WebNodes",
-                             (TList (TBase "node", dl), dl),
-                             (fn () => (EList (map (fn s => (EString s, dl)) Config.Apache.webNodes), dl)))
+val _ = Defaults.registerDefault ("WebNodes",
+                                 (TList (TBase "node", dl), dl),
+                                 (fn () => (EList (map (fn s => (EString s, dl)) Config.Apache.webNodes), dl)))
+
+val _ = Defaults.registerDefault ("SSL",
+                                 (TBase "bool", dl),
+                                 (fn () => (EVar "false", dl)))
+
+val _ = Defaults.registerDefault ("User",
+                                 (TBase "your_user", dl),
+                                 (fn () => (EString (Domain.getUser ()), dl)))
+
+val _ = Defaults.registerDefault ("Group",
+                                 (TBase "your_group", dl),
+                                 (fn () => (EString (Domain.getUser ()), dl)))
+
+val _ = Defaults.registerDefault ("DocumentRoot",
+                                 (TBase "your_path", dl),
+                                 (fn () => (EString (Config.homeBase ^ "/" ^ Domain.getUser () ^ "/public_html"), dl)))
 
-val _ = Main.registerDefault ("SSL",
-                             (TBase "bool", dl),
-                             (fn () => (EVar "false", dl)))
+val _ = Defaults.registerDefault ("ServerAdmin",
+                                 (TBase "email", dl),
+                                 (fn () => (EString (Domain.getUser () ^ "@" ^ Config.defaultDomain), dl)))
 
-val _ = Main.registerDefault ("User",
-                             (TBase "your_user", dl),
-                             (fn () => (EString (Domain.getUser ()), dl)))
 
-val _ = Main.registerDefault ("Group",
-                             (TBase "your_group", dl),
-                             (fn () => (EString (Domain.getUser ()), 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 _ = Main.registerDefault ("DocumentRoot",
-                             (TBase "your_path", dl),
-                             (fn () => (EString ("/home/" ^ Domain.getUser () ^ "/public_html"), dl)))
+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))
 
-val _ = Main.registerDefault ("ServerAdmin",
-                             (TBase "email", dl),
-                             (fn () => (EString (Domain.getUser () ^ "@" ^ Config.defaultDomain), dl)))
+           | _ => NONE
+
+val cond_flag = fn (EVar "cond_nocase", _) => SOME "NC"
+           | (EVar "ornext", _) => SOME "OR"
+           | _ => NONE
+
+val apache_option = fn (EVar "execCGI", _) => SOME "ExecCGI"
+                    | (EVar "includesNOEXEC", _) => SOME "IncludesNOEXEC"
+                    | (EVar "indexes", _) => SOME "Indexes"
+                    | _ => NONE
+
+val autoindex_width = fn (EVar "autofit", _) => SOME "*"
+                      | (EApp ((EVar "characters", _), n), _) =>
+                        Option.map Int.toString (Env.int n)
+                      | _ => NONE
+
+val autoindex_option = fn (EApp ((EVar "descriptionWidth", _), w), _) =>
+                         Option.map (fn w => ("DescriptionWidth", SOME w))
+                         (autoindex_width w)
+                       | (EVar "fancyIndexing", _) => SOME ("FancyIndexing", NONE)
+                       | (EVar "foldersFirst", _) => SOME ("FoldersFirst", NONE)
+                       | (EVar "htmlTable", _) => SOME ("HTMLTable", NONE)
+                       | (EVar "iconsAreLinks", _) => SOME ("IconsAreLinks", NONE)
+                       | (EApp ((EVar "iconHeight", _), n), _) =>
+                         Option.map (fn w => ("IconHeight", SOME (Int.toString w)))
+                                    (Env.int n)
+                       | (EApp ((EVar "iconWidth", _), n), _) =>
+                         Option.map (fn w => ("IconWidth", SOME (Int.toString w)))
+                                    (Env.int n)
+                       | (EVar "ignoreCase", _) => SOME ("IgnoreCase", NONE)
+                       | (EVar "ignoreClient", _) => SOME ("IgnoreClient", NONE)
+                       | (EApp ((EVar "nameWidth", _), w), _) =>
+                         Option.map (fn w => ("NameWidth", SOME w))
+                                    (autoindex_width w)
+                       | (EVar "scanHtmlTitles", _) => SOME ("ScanHTMLTitles", NONE)
+                       | (EVar "suppressColumnSorting", _) => SOME ("SuppressColumnSorting", NONE)
+                       | (EVar "suppressDescription", _) => SOME ("SuppressDescription", NONE)
+                       | (EVar "suppressHtmlPreamble", _) => SOME ("SuppressHTMLPreamble", NONE)
+                       | (EVar "suppressIcon", _) => SOME ("SuppressIcon", NONE)
+                       | (EVar "suppressLastModified", _) => SOME ("SuppressLastModified", NONE)
+                       | (EVar "suppressRules", _) => SOME ("SuppressRules", NONE)
+                       | (EVar "suppressSize", _) => SOME ("SuppressSize", NONE)
+                       | (EVar "trackModified", _) => SOME ("TrackModified", NONE)
+                       | (EVar "versionSort", _) => SOME ("VersionSort", NONE)
+                       | (EVar "xhtml", _) => SOME ("XHTML", NONE)
+
+                       | _ => NONE
 
 val vhostsChanged = ref false
 
@@ -62,11 +182,18 @@ val () = Slave.registerFileHandler (fn fs =>
                                               (vhostsChanged := true;
                                                case #action fs of
                                                    Slave.Delete =>
-                                                   ignore (OS.Process.system (Config.rm
-                                                                              ^ " -rf "
-                                                                              ^ Config.Apache.confDir
-                                                                              ^ "/"
-                                                                              ^ #file spl))
+                                                   (ignore (OS.Process.system (Config.rm
+                                                                               ^ " -rf "
+                                                                               ^ Config.Apache.confDir
+                                                                               ^ "/"
+                                                                               ^ #file spl));
+                                                    ignore (OS.Process.system (Config.rm
+                                                                               ^ " -rf "
+                                                                               ^ Config.Apache.logDir
+                                                                               ^ "/"
+                                                                               ^ #base (OS.Path.splitBaseExt 
+                                                                                            (#file spl)))))
+                                                           
                                                  | _ =>
                                                    ignore (OS.Process.system (Config.cp
                                                                               ^ " "
@@ -90,6 +217,34 @@ 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 currentVhost = ref ""
+val currentVhostId = ref ""
+
+val pre = ref (fn _ : {nodes : string list, id : string, hostname : string} => ())
+fun registerPre f =
+    let
+       val old = !pre
+    in
+       pre := (fn x => (old x; f x))
+    end
+
+val post = ref (fn () => ())
+fun registerPost f =
+    let
+       val old = !post
+    in
+       post := (fn () => (old (); f ()))
+    end
+
+val aliaser = ref (fn _ : string => ())
+fun registerAliaser f =
+    let
+       val old = !aliaser
+    in
+       aliaser := (fn x => (old x; f x))
+    end
+
 val () = Env.containerV_one "vhost"
         ("host", Env.string)
         (fn (env, host) =>
@@ -103,8 +258,13 @@ val () = Env.containerV_one "vhost"
                 val sadmin = Env.env Env.string (env, "ServerAdmin")
 
                 val fullHost = host ^ "." ^ Domain.currentDomain ()
+                val vhostId = fullHost ^ (if ssl then ".ssl" else "")
                 val confFile = fullHost ^ (if ssl then ".vhost_ssl" else ".vhost")
             in
+                currentVhost := fullHost;
+                currentVhostId := vhostId;
+
+                rewriteEnabled := false;
                 vhostFiles := map (fn node =>
                                       let
                                           val file = Domain.domainFile {node = node,
@@ -121,7 +281,9 @@ val () = Env.containerV_one "vhost"
                                           file
                                       end)
                                   nodes;
-                write "\tSuexecUserGroup ";
+                write "\tServerName ";
+                write fullHost;
+                write "\n\tSuexecUserGroup ";
                 write user;
                 write " ";
                 write group;
@@ -129,9 +291,364 @@ val () = Env.containerV_one "vhost"
                 write docroot;
                 write "\n\tServerAdmin ";
                 write sadmin;
-                write "\n"
+                write "\n\tErrorLog ";
+                write Config.Apache.logDir;
+                write "/";
+                write vhostId;
+                write "/error.log\n\tCustomLog ";
+                write Config.Apache.logDir;
+                write "/";
+                write vhostId;
+                write "/access.log combined\n";
+                !pre {nodes = nodes, id = vhostId, hostname = fullHost}
             end,
-         fn () => (write "</VirtualHost>\n";
+         fn () => (!post ();
+                   write "</VirtualHost>\n";
                    app TextIO.closeOut (!vhostFiles)))
 
+val () = Env.container_one "location"
+        ("prefix", Env.string)
+        (fn prefix =>
+            (write "\t<Location ";
+             write prefix;
+             write ">\n"),
+         fn () => write "\t</Location>\n")
+
+val () = Env.container_one "directory"
+        ("directory", Env.string)
+        (fn directory =>
+            (write "\t<Directory ";
+             write directory;
+             write ">\n"),
+         fn () => write "\t</Directory>\n")
+
+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_two "proxyPass"
+        ("from", Env.string, "to", Env.string)
+        (fn (from, to) =>
+                (write "\tProxyPass\t";
+                 write from;
+                 write "\t";
+                 write to;
+                 write "\n"))
+
+val () = Env.action_two "proxyPassReverse"
+        ("from", Env.string, "to", Env.string)
+        (fn (from, to) =>
+                (write "\tProxyPassReverse\t";
+                 write from;
+                 write "\t";
+                 write to;
+                 write "\n"))
+
+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"))
+
+val () = Env.action_three "rewriteCond"
+        ("test", Env.string, "pattern", Env.string, "flags", Env.list cond_flag)
+        (fn (from, to, flags) =>
+            (checkRewrite ();
+             write "\tRewriteCond\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"))
+
+val () = Env.action_one "rewriteLogLevel"
+        ("level", Env.int)
+        (fn level =>
+            (checkRewrite ();
+             write "\tRewriteLog ";
+             write Config.Apache.logDir;
+             write "/";
+             write (!currentVhostId);
+             write "/rewrite.log\n\tRewriteLogLevel ";
+             write (Int.toString level);
+             write "\n"))
+
+val () = Env.action_two "alias"
+        ("from", Env.string, "to", Env.string)
+        (fn (from, to) =>
+            (write "\tAlias\t";
+             write from;
+             write " ";
+             write to;
+             write "\n"))
+
+val () = Env.action_two "scriptAlias"
+        ("from", Env.string, "to", Env.string)
+        (fn (from, to) =>
+            (write "\tScriptAlias\t";
+             write from;
+             write " ";
+             write to;
+             write "\n"))
+
+val () = Env.action_two "errorDocument"
+        ("code", Env.string, "handler", Env.string)
+        (fn (code, handler) =>
+            (write "\tErrorDocument\t";
+             write code;
+             write " ";
+             write handler;
+             write "\n"))
+
+val () = Env.action_one "options"
+        ("options", Env.list apache_option)
+        (fn opts =>
+            case opts of
+                [] => ()
+              | _ => (write "\tOptions";
+                      app (fn opt => (write " "; write opt)) opts;
+                      write "\n"))
+
+val () = Env.action_one "set_options"
+        ("options", Env.list apache_option)
+        (fn opts =>
+            case opts of
+                [] => ()
+              | _ => (write "\tOptions";
+                      app (fn opt => (write " +"; write opt)) opts;
+                      write "\n"))
+
+val () = Env.action_one "unset_options"
+        ("options", Env.list apache_option)
+        (fn opts =>
+            case opts of
+                [] => ()
+              | _ => (write "\tOptions";
+                      app (fn opt => (write " -"; write opt)) opts;
+                      write "\n"))
+
+val () = Env.action_one "directoryIndex"
+        ("filenames", Env.list Env.string)
+        (fn opts =>
+            (write "\tDirectoryIndex";
+             app (fn opt => (write " "; write opt)) opts;
+             write "\n"))
+
+val () = Env.action_one "serverAlias"
+        ("host", Env.string)
+        (fn host =>
+            (write "\tServerAlias ";
+             write host;
+             write "\n";
+             !aliaser host))
+
+val authType = fn (EVar "basic", _) => SOME "basic"
+               | (EVar "digest", _) => SOME "digest"
+               | _ => NONE
+
+val () = Env.action_one "authType"
+        ("type", authType)
+        (fn ty =>
+            (write "\tAuthType ";
+             write ty;
+             write "\n"))
+
+val () = Env.action_one "authName"
+        ("name", Env.string)
+        (fn name =>
+            (write "\tAuthName \"";
+             write name;
+             write "\"\n"))
+
+val () = Env.action_one "authUserFile"
+        ("file", Env.string)
+        (fn name =>
+            (write "\tAuthUserFile ";
+             write name;
+             write "\n"))
+
+val () = Env.action_none "requireValidUser"
+        (fn () => write "\tRequire valid-user\n")
+
+val () = Env.action_one "requireUser"
+        ("users", Env.list Env.string)
+        (fn names =>
+            case names of
+                [] => ()
+              | _ => (write "\tRequire user";
+                      app (fn name => (write " "; write name)) names;
+                      write "\n"))
+
+val () = Env.action_one "requireGroup"
+        ("groups", Env.list Env.string)
+        (fn names =>
+            case names of
+                [] => ()
+              | _ => (write "\tRequire group";
+                      app (fn name => (write " "; write name)) names;
+                      write "\n"))
+
+val () = Env.action_none "orderAllowDeny"
+        (fn () => write "\tOrder allow,deny\n")
+
+val () = Env.action_none "orderDenyAllow"
+        (fn () => write "\tOrder deny,allow\n")
+
+val () = Env.action_none "allowFromAll"
+        (fn () => write "\tAllow from all\n")
+
+val () = Env.action_one "allowFrom"
+        ("entries", Env.list Env.string)
+        (fn names =>
+            case names of
+                [] => ()
+              | _ => (write "\tAllow from";
+                      app (fn name => (write " "; write name)) names;
+                      write "\n"))
+
+val () = Env.action_none "denyFromAll"
+        (fn () => write "\tDeny from all\n")
+
+val () = Env.action_one "denyFrom"
+        ("entries", Env.list Env.string)
+        (fn names =>
+            case names of
+                [] => ()
+              | _ => (write "\tDeny from";
+                      app (fn name => (write " "; write name)) names;
+                      write "\n"))
+
+val () = Env.action_none "satisfyAll"
+        (fn () => write "\tSatisfy all\n")
+
+val () = Env.action_none "satisfyAny"
+        (fn () => write "\tSatisfy any\n")
+
+val () = Env.action_one "forceType"
+        ("type", Env.string)
+        (fn ty => (write "\tForceType ";
+                   write ty;
+                   write "\n"))
+
+val () = Env.action_none "forceTypeOff"
+        (fn () => write "\tForceType None\n")
+
+val () = Env.action_two "action"
+        ("what", Env.string, "how", Env.string)
+        (fn (what, how) => (write "\tAction ";
+                            write what;
+                            write " ";
+                            write how;
+                            write "\n"))
+
+val () = Env.action_one "addDefaultCharset"
+        ("charset", Env.string)
+        (fn ty => (write "\tAddDefaultCharset ";
+                   write ty;
+                   write "\n"))
+
+val () = Env.action_one "davSvn"
+        ("path", Env.string)
+        (fn path => (write "\tDAV svn\n\tSVNPath ";
+                     write path;
+                     write "\n"))
+
+val () = Env.action_one "authzSvnAccessFile"
+        ("path", Env.string)
+        (fn path => (write "\tAuthzSVNAccessFile ";
+                     write path;
+                     write "\n"))
+
+val () = Env.action_two "addDescription"
+        ("description", Env.string, "patterns", Env.list Env.string)
+        (fn (desc, pats) =>
+            case pats of
+                [] => ()
+              | _ => (write "\tAddDescription \"";
+                      write (String.toString desc);
+                      write "\"";
+                      app (fn pat => (write " "; write pat)) pats;
+                      write "\n"))
+
+val () = Env.action_one "indexOptions"
+        ("options", Env.list autoindex_option)
+        (fn opts =>
+            case opts of
+                [] => ()
+              | _ => (write "\tIndexOptions";
+                      app (fn (opt, arg) =>
+                              (write " ";
+                               write opt;
+                               Option.app (fn arg =>
+                                              (write "="; write arg)) arg)) opts;
+                      write "\n"))
+
+val () = Env.action_one "set_indexOptions"
+        ("options", Env.list autoindex_option)
+        (fn opts =>
+            case opts of
+                [] => ()
+              | _ => (write "\tIndexOptions";
+                      app (fn (opt, arg) =>
+                              (write " +";
+                               write opt;
+                               Option.app (fn arg =>
+                                              (write "="; write arg)) arg)) opts;
+                      write "\n"))
+
+val () = Env.action_one "unset_indexOptions"
+        ("options", Env.list autoindex_option)
+        (fn opts =>
+            case opts of
+                [] => ()
+              | _ => (write "\tIndexOptions";
+                      app (fn (opt, _) =>
+                              (write " -";
+                               write opt)) opts;
+                      write "\n"))
+
+val () = Env.action_one "headerName"
+        ("name", Env.string)
+        (fn name => (write "\tHeaderName ";
+                     write name;
+                     write "\n"))
+
+val () = Env.action_one "readmeName"
+        ("name", Env.string)
+        (fn name => (write "\tReadmeName ";
+                     write name;
+                     write "\n"))
+
 end