Working on automatic rmdom for bad domains during regen
[hcoop/domtool2.git] / src / plugins / apache.sml
index e4e96ea..765d696 100644 (file)
@@ -1,5 +1,5 @@
 (* HCoop Domtool (http://hcoop.sourceforge.net/)
- * Copyright (c) 2006, Adam Chlipala
+ * Copyright (c) 2006-2007, Adam Chlipala
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -89,33 +89,29 @@ fun ssl e = case e of
 
 val dl = ErrorMsg.dummyLoc
 
-val _ = Defaults.registerDefault ("WebNodes",
-                                 (TList (TBase "web_node", dl), dl),
-                                 (fn () => (EList (map (fn s => (EString s, dl)) Config.Apache.webNodes_default), dl)))
-
-val _ = Defaults.registerDefault ("SSL",
-                                 (TBase "ssl", dl),
-                                 (fn () => (EVar "no_ssl", dl)))
-
-val _ = Defaults.registerDefault ("User",
-                                 (TBase "your_user", dl),
-                                 (fn () => (EString (Domain.getUser ()), dl)))
-
-val _ = Defaults.registerDefault ("Group",
-                                 (TBase "your_group", dl),
-                                 (fn () => (EString "nogroup", dl)))
-
-val _ = Defaults.registerDefault ("DocumentRoot",
-                                 (TBase "your_path", dl),
-                                 (fn () => (EString (Domain.homedir () ^ "/" ^ Config.Apache.public_html), dl)))
-
-val _ = Defaults.registerDefault ("ServerAdmin",
-                                 (TBase "email", dl),
-                                 (fn () => (EString (Domain.getUser () ^ "@" ^ Config.defaultDomain), dl)))
-
-val _ = Defaults.registerDefault ("SuExec",
-                                 (TBase "suexec_flag", dl),
-                                 (fn () => (EVar "true", dl)))
+val defaults = [("WebNodes",
+                (TList (TBase "web_node", dl), dl),
+                (fn () => (EList (map (fn s => (EString s, dl)) Config.Apache.webNodes_default), dl))),
+               ("SSL",
+                (TBase "ssl", dl),
+                (fn () => (EVar "no_ssl", dl))),
+               ("User",
+                (TBase "your_user", dl),
+                (fn () => (EString (Domain.getUser ()), dl))),
+               ("Group",
+                (TBase "your_group", dl),
+                (fn () => (EString "nogroup", dl))),
+               ("DocumentRoot",
+                (TBase "your_path", dl),
+                (fn () => (EString (Domain.homedir () ^ "/" ^ Config.Apache.public_html), dl))),
+               ("ServerAdmin",
+                (TBase "email", dl),
+                (fn () => (EString (Domain.getUser () ^ "@" ^ Config.defaultDomain), dl))),
+               ("SuExec",
+                (TBase "suexec_flag", dl),
+                (fn () => (EVar "true", dl)))]
+
+val () = app Defaults.registerDefault defaults
 
 val redirect_code = fn (EVar "temp", _) => SOME "temp"
                     | (EVar "permanent", _) => SOME "permanent"
@@ -240,6 +236,7 @@ fun isWaklog node =
 fun down () = if imVersion1 () then Config.Apache.down1 else Config.Apache.down
 fun undown () = if imVersion1 () then Config.Apache.undown1 else Config.Apache.undown
 fun reload () = if imVersion1 () then Config.Apache.reload1 else Config.Apache.reload
+fun fixperms () = if imVersion1 () then Config.Apache.fixperms1 else Config.Apache.fixperms
 
 fun logDir {user, node, vhostId} =
     String.concat [Config.Apache.logDirOf (isVersion1 node) user,
@@ -262,7 +259,7 @@ val () = Slave.registerFileHandler (fn fs =>
                                                   val oldUser = findVhostUser realVhostFile
                                               in
                                                   if (oldUser = NONE andalso #action fs <> Slave.Add)
-                                                     orelse (user = NONE andalso #action fs <> Slave.Delete) then
+                                                     orelse (user = NONE andalso not (Slave.isDelete (#action fs))) then
                                                       print ("Can't find user in " ^ #file fs ^ " or " ^ realVhostFile ^ "!  Taking no action.\n")
                                                   else
                                                       let
@@ -275,21 +272,31 @@ val () = Slave.registerFileHandler (fn fs =>
                                                               logDir {user = valOf user,
                                                                       node = Slave.hostname (),
                                                                       vhostId = vhostId}
+
+                                                          fun backupLogs () =
+                                                              OS.Path.joinDirFile
+                                                                  {dir = Config.Apache.backupLogDirOf
+                                                                             (isVersion1 (Slave.hostname ())),
+                                                                   file = vhostId}
                                                       in
                                                           vhostsChanged := true;
                                                           case #action fs of
-                                                              Slave.Delete =>
-                                                              (if !logDeleted then
-                                                                   ()
-                                                               else
-                                                                   (ignore (OS.Process.system (down ()));
-                                                                    logDeleted := true);
-                                                               ignore (OS.Process.system (Config.rm
-                                                                                          ^ " -rf "
-                                                                                          ^ realVhostFile));
-                                                               ignore (OS.Process.system (Config.rm
-                                                                                          ^ " -rf "
-                                                                                          ^ realLogDir oldUser)))
+                                                              Slave.Delete _ =>
+                                                              let
+                                                                  val ldir = realLogDir oldUser
+                                                              in
+                                                                  if !logDeleted then
+                                                                      ()
+                                                                  else
+                                                                      (ignore (OS.Process.system (down ()));
+                                                                       ignore (OS.Process.system (fixperms ()));
+                                                                       logDeleted := true);
+                                                                  ignore (OS.Process.system (Config.rm
+                                                                                             ^ " -rf "
+                                                                                             ^ realVhostFile));
+                                                                  Slave.moveDirCreate {from = ldir,
+                                                                                       to = backupLogs ()}
+                                                              end
                                                             | Slave.Add =>
                                                               let
                                                                   val rld = realLogDir user
@@ -302,7 +309,8 @@ val () = Slave.registerFileHandler (fn fs =>
                                                                   if Posix.FileSys.access (rld, []) then
                                                                       ()
                                                                   else
-                                                                      Slave.mkDirAll rld
+                                                                      Slave.moveDirCreate {from = backupLogs (),
+                                                                                           to = rld}
                                                               end
                                                               
                                                             | _ =>
@@ -353,6 +361,7 @@ val rewriteEnabled = ref false
 val localRewriteEnabled = ref false
 val currentVhost = ref ""
 val currentVhostId = ref ""
+val sslEnabled = ref false
 
 val pre = ref (fn _ : {user : string, nodes : string list, id : string, hostname : string} => ())
 fun registerPre f =
@@ -397,6 +406,7 @@ val () = Env.containerV_one "vhost"
             in
                 currentVhost := fullHost;
                 currentVhostId := vhostId;
+                sslEnabled := Option.isSome ssl;
 
                 rewriteEnabled := false;
                 localRewriteEnabled := false;
@@ -429,6 +439,7 @@ val () = Env.containerV_one "vhost"
                                                           TextIO.output (file, ".");
                                                           TextIO.output (file, dom)))
                                               (Domain.currentAliasDomains ());
+
                                           if suexec then
                                               if isVersion1 node then
                                                   (TextIO.output (file, "\n\tUser ");
@@ -442,6 +453,7 @@ val () = Env.containerV_one "vhost"
                                                    TextIO.output (file, group))
                                           else
                                               ();
+
                                           if isWaklog node then
                                               (TextIO.output (file, "\n\tWaklogEnabled on\n\tWaklogLocationPrincipal ");
                                                TextIO.output (file, user);
@@ -449,6 +461,11 @@ val () = Env.containerV_one "vhost"
                                                TextIO.output (file, user))
                                           else
                                               ();
+
+                                          TextIO.output (file, "\n\tDAVLockDB /var/lock/apache2/dav/");
+                                          TextIO.output (file, user);
+                                          TextIO.output (file, "/DAVLock");
+
                                           (ld, file)
                                       end)
                                   nodes;
@@ -687,16 +704,22 @@ val authType = fn (EVar "basic", _) => SOME "basic"
                | (EVar "kerberos", _) => SOME "kerberos"
                | _ => NONE
 
+fun allowAuthType "kerberos" = !sslEnabled
+  | allowAuthType _ = true
+
 val () = Env.action_one "authType"
         ("type", authType)
         (fn ty =>
-            (write "\tAuthType ";
-             write ty;
-             write "\n";
-             case ty of
-                 "kerberos" => 
-                 write "\tKrbMethodNegotiate off\n\tKrbMethodK5Passwd on\n\tKrbVerifyKDC off\n\tKrbAuthRealms HCOOP.NET\n\tKrbSaveCredentials on\n"
-               | _ => ()))
+            if allowAuthType ty then
+                (write "\tAuthType ";
+                 write ty;
+                 write "\n";
+                 case ty of
+                     "kerberos" => 
+                     write "\tKrbMethodNegotiate off\n\tKrbMethodK5Passwd on\n\tKrbVerifyKDC off\n\tKrbAuthRealms HCOOP.NET\n\tKrbSaveCredentials on\n"
+                   | _ => ())
+            else
+                print "WARNING: Skipped Kerberos authType because this isn't an SSL vhost.\n")
 
 val () = Env.action_one "authName"
         ("name", Env.string)
@@ -804,6 +827,9 @@ val () = Env.action_one "authzSvnAccessFile"
                      write path;
                      write "\n"))*)
 
+val () = Env.action_none "davFilesystem"
+        (fn path => write "\tDAV filesystem\n")
+
 val () = Env.action_two "addDescription"
         ("description", Env.string, "patterns", Env.list Env.string)
         (fn (desc, pats) =>
@@ -869,10 +895,17 @@ val () = Env.action_two "setEnv"
         (fn (key, value) => (write "\tSetEnv \"";
                              write key;
                              write "\" \"";
-                             write value;
+                             write (String.translate (fn #"\"" => "\\\""
+                                                       | ch => str ch) value);
                              write "\"\n"))
 
 val () = Domain.registerResetLocal (fn () =>
                                       ignore (OS.Process.system (Config.rm ^ " -rf /var/domtool/vhosts/*")))
 
+val () = Domain.registerDescriber (Domain.considerAll
+                                  [Domain.Extension {extension = "vhost",
+                                                     heading = fn host => "Web vhost " ^ host},
+                                   Domain.Extension {extension = "vhost_ssl",
+                                                     heading = fn host => "SSL web vhost " ^ host}])
+
 end