Proper calculation of different log files for different hosts
[hcoop/domtool2.git] / src / plugins / apache.sml
index 3d7c199..1bb622b 100644 (file)
@@ -25,9 +25,9 @@ open Ast
 val _ = Env.type_one "web_node"
        Env.string
        (fn node =>
-           List.exists (fn x => x = node) Config.Apache.webNodes_all
+           List.exists (fn (x, _) => x = node) Config.Apache.webNodes_all
            orelse (Domain.hasPriv "www"
-                   andalso List.exists (fn x => x = node) Config.Apache.webNodes_admin))
+                   andalso List.exists (fn (x, _) => x = node) Config.Apache.webNodes_admin))
 
 val _ = Env.registerFunction ("web_node_to_node",
                              fn [e] => SOME e
@@ -74,6 +74,19 @@ val _ = Env.type_one "location"
        Env.string
        validLocation
 
+fun validCert s = Acl.query {user = Domain.getUser (),
+                            class = "cert",
+                            value = s}
+
+val _ = Env.type_one "ssl_cert_path"
+       Env.string
+       validCert
+
+fun ssl e = case e of
+               (EVar "no_ssl", _) => SOME NONE
+             | (EApp ((EVar "use_cert", _), s), _) => Option.map SOME (Env.string s)
+             | _ => NONE
+
 val dl = ErrorMsg.dummyLoc
 
 val _ = Defaults.registerDefault ("WebNodes",
@@ -81,8 +94,8 @@ val _ = Defaults.registerDefault ("WebNodes",
                                  (fn () => (EList (map (fn s => (EString s, dl)) Config.Apache.webNodes_default), dl)))
 
 val _ = Defaults.registerDefault ("SSL",
-                                 (TBase "bool", dl),
-                                 (fn () => (EVar "false", dl)))
+                                 (TBase "ssl", dl),
+                                 (fn () => (EVar "no_ssl", dl)))
 
 val _ = Defaults.registerDefault ("User",
                                  (TBase "your_user", dl),
@@ -94,7 +107,7 @@ val _ = Defaults.registerDefault ("Group",
 
 val _ = Defaults.registerDefault ("DocumentRoot",
                                  (TBase "your_path", dl),
-                                 (fn () => (EString (Config.homeBase ^ "/" ^ Domain.getUser () ^ "/" ^ Config.Apache.public_html), dl)))
+                                 (fn () => (EString (Domain.homedir () ^ "/" ^ Config.Apache.public_html), dl)))
 
 val _ = Defaults.registerDefault ("ServerAdmin",
                                  (TBase "email", dl),
@@ -102,8 +115,7 @@ val _ = Defaults.registerDefault ("ServerAdmin",
 
 val _ = Defaults.registerDefault ("SuExec",
                                  (TBase "suexec_flag", dl),
-                                 (fn () => (EApp ((EVar "suexec_flag", dl),
-                                                  (EVar "true", dl)), dl)))
+                                 (fn () => (EVar "true", dl)))
 
 val redirect_code = fn (EVar "temp", _) => SOME "temp"
                     | (EVar "permanent", _) => SOME "permanent"
@@ -211,71 +223,116 @@ fun findVhostUser fname =
     in
        loop ()
        before TextIO.closeIn inf
-    end
+    end handle _ => NONE
+
+val webNodes_full = Config.Apache.webNodes_all @ Config.Apache.webNodes_admin
+
+fun isVersion1 node =
+    List.exists (fn (n, {version = ConfigTypes.APACHE_1_3, ...}) => n = node
+                 | _ => false) webNodes_full
+
+fun imVersion1 () = isVersion1 (Slave.hostname ())
+
+fun isWaklog node =
+    List.exists (fn (n, {auth = ConfigTypes.MOD_WAKLOG, ...}) => n = node
+                 | _ => false) webNodes_full
+
+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 logDir {user, node, vhostId} =
+    String.concat [Config.Apache.logDirOf (isVersion1 node) user,
+                  "/",
+                  node,
+                  "/",
+                  vhostId]
 
 val () = Slave.registerFileHandler (fn fs =>
                                       let
                                           val spl = OS.Path.splitDirFile (#file fs)
                                       in
                                           if String.isSuffix ".vhost" (#file spl)
-                                             orelse String.isSuffix ".vhost_ssl" (#file spl) then
-                                              case findVhostUser (#file fs) of
-                                                  NONE => print ("Can't find user in " ^ #file fs ^ "!  Taking no action.\n")
-                                                | SOME user =>
-                                                  let
-                                                      val realVhostFile = OS.Path.joinDirFile
-                                                                              {dir = Config.Apache.confDir,
-                                                                               file = #file spl}
-
-                                                      val realLogDir = OS.Path.joinDirFile
-                                                                           {dir = Config.homeBase,
-                                                                            file = user}
-                                                      val realLogDir = OS.Path.joinDirFile
-                                                                           {dir = realLogDir,
-                                                                            file = "apache"}
-                                                      val realLogDir = OS.Path.joinDirFile
-                                                                           {dir = realLogDir,
-                                                                            file = "log"}
-                                                      val realLogDir = OS.Path.joinDirFile
-                                                                           {dir = realLogDir,
-                                                                            file = Slave.hostname ()}
-                                                      val {base, ...} = OS.Path.splitBaseExt (#file spl)
-                                                      val realLogDir = OS.Path.joinDirFile
-                                                                           {dir = realLogDir,
-                                                                            file = base}
-                                                  in
-                                                      vhostsChanged := true;
-                                                      case #action fs of
-                                                          Slave.Delete =>
-                                                          (if !logDeleted then
-                                                               ()
-                                                           else
-                                                               (ignore (OS.Process.system Config.Apache.down);
-                                                                logDeleted := true);
-                                                           ignore (OS.Process.system (Config.rm
-                                                                                      ^ " -rf "
-                                                                                      ^ realVhostFile));
-                                                           ignore (OS.Process.system (Config.rm
-                                                                                      ^ " -rf "
-                                                                                      ^ realLogDir)))
-                                                        | Slave.Add =>
-                                                          (ignore (OS.Process.system (Config.cp
-                                                                                      ^ " "
-                                                                                      ^ #file fs
-                                                                                      ^ " "
-                                                                                      ^ realVhostFile));
-                                                           if Posix.FileSys.access (realLogDir, []) then
-                                                               ()
-                                                           else
-                                                               OS.FileSys.mkDir realLogDir)
-                                                          
-                                                        | _ =>
-                                                          ignore (OS.Process.system (Config.cp
-                                                                                     ^ " "
-                                                                                     ^ #file fs
-                                                                                     ^ " "
-                                                                                     ^ realVhostFile))
-                                                  end
+                                             orelse String.isSuffix ".vhost_ssl" (#file spl) then let
+                                                  val realVhostFile = OS.Path.joinDirFile
+                                                                          {dir = Config.Apache.confDir,
+                                                                           file = #file spl}
+
+                                                  val user = findVhostUser (#file fs)
+                                                  val oldUser = findVhostUser realVhostFile
+                                              in
+                                                  if (oldUser = NONE andalso #action fs <> Slave.Add)
+                                                     orelse (user = NONE andalso #action fs <> Slave.Delete) then
+                                                      print ("Can't find user in " ^ #file fs ^ " or " ^ realVhostFile ^ "!  Taking no action.\n")
+                                                  else
+                                                      let
+                                                          val vhostId = if OS.Path.ext (#file spl) = SOME ".vhost_ssl" then
+                                                                            OS.Path.base (#file spl) ^ ".ssl"
+                                                                        else
+                                                                            OS.Path.base (#file spl)
+
+                                                          fun realLogDir user =
+                                                              logDir {user = valOf user,
+                                                                      node = Slave.hostname (),
+                                                                      vhostId = 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.Add =>
+                                                              let
+                                                                  val rld = realLogDir user
+                                                              in
+                                                                  ignore (OS.Process.system (Config.cp
+                                                                                             ^ " "
+                                                                                             ^ #file fs
+                                                                                             ^ " "
+                                                                                             ^ realVhostFile));
+                                                                  if Posix.FileSys.access (rld, []) then
+                                                                      ()
+                                                                  else
+                                                                      Slave.mkDirAll rld
+                                                              end
+                                                              
+                                                            | _ =>
+                                                              (ignore (OS.Process.system (Config.cp
+                                                                                          ^ " "
+                                                                                          ^ #file fs
+                                                                                          ^ " "
+                                                                                          ^ realVhostFile));
+                                                               if user <> oldUser then
+                                                                   let
+                                                                       val old = realLogDir oldUser
+                                                                       val rld = realLogDir user
+                                                                   in
+                                                                       if !logDeleted then
+                                                                           ()
+                                                                       else
+                                                                           (ignore (OS.Process.system (down ()));
+                                                                            logDeleted := true);
+                                                                       ignore (OS.Process.system (Config.rm
+                                                                                                  ^ " -rf "
+                                                                                                  ^ realLogDir oldUser));
+                                                                       if Posix.FileSys.access (rld, []) then
+                                                                           ()
+                                                                       else
+                                                                           Slave.mkDirAll rld
+                                                                   end
+                                                               else
+                                                                   ())
+                                                      end
+                                              end
                                           else
                                               ()
                                       end)
@@ -283,7 +340,7 @@ val () = Slave.registerFileHandler (fn fs =>
 val () = Slave.registerPostHandler
         (fn () =>
             (if !vhostsChanged then
-                 Slave.shellF ([if !logDeleted then Config.Apache.undown else Config.Apache.reload],
+                 Slave.shellF ([if !logDeleted then undown () else reload ()],
                                fn cl => "Error reloading Apache with " ^ cl)
              else
                  ()))
@@ -321,25 +378,22 @@ fun registerAliaser f =
        aliaser := (fn x => (old x; f x))
     end
 
-fun suexec_flag (EApp ((EVar "suexec_flag", _), e), _) = Env.bool e
-  | suexec_flag _ = NONE
-
 val () = Env.containerV_one "vhost"
         ("host", Env.string)
         (fn (env, host) =>
             let
                 val nodes = Env.env (Env.list Env.string) (env, "WebNodes")
 
-                val ssl = Env.env Env.bool (env, "SSL")
+                val ssl = Env.env ssl (env, "SSL")
                 val user = Env.env Env.string (env, "User")
                 val group = Env.env Env.string (env, "Group")
                 val docroot = Env.env Env.string (env, "DocumentRoot")
                 val sadmin = Env.env Env.string (env, "ServerAdmin")
-                val suexec = Env.env suexec_flag (env, "SuExec")
+                val suexec = Env.env Env.bool (env, "SuExec")
 
                 val fullHost = host ^ "." ^ Domain.currentDomain ()
-                val vhostId = fullHost ^ (if ssl then ".ssl" else "")
-                val confFile = fullHost ^ (if ssl then ".vhost_ssl" else ".vhost")
+                val vhostId = fullHost ^ (if Option.isSome ssl then ".ssl" else "")
+                val confFile = fullHost ^ (if Option.isSome ssl then ".vhost_ssl" else ".vhost")
             in
                 currentVhost := fullHost;
                 currentVhostId := vhostId;
@@ -350,51 +404,57 @@ val () = Env.containerV_one "vhost"
                                       let
                                           val file = Domain.domainFile {node = node,
                                                                         name = confFile}
+
+                                          val ld = logDir {user = user, node = node, vhostId = vhostId}
                                       in
                                           TextIO.output (file, "# Owner: ");
                                           TextIO.output (file, user);
                                           TextIO.output (file, "\n<VirtualHost ");
                                           TextIO.output (file, Domain.nodeIp node);
                                           TextIO.output (file, ":");
-                                          TextIO.output (file, if ssl then
-                                                                   "443"
-                                                               else
-                                                                   "80");
+                                          TextIO.output (file, case ssl of
+                                                                   SOME _ => "443"
+                                                                 | NONE => "80");
                                           TextIO.output (file, ">\n");
                                           TextIO.output (file, "\tErrorLog ");
-                                          TextIO.output (file, Config.homeBase);
-                                          TextIO.output (file, "/");
-                                          TextIO.output (file, user);
-                                          TextIO.output (file, "/apache/log/");
-                                          TextIO.output (file, node);
-                                          TextIO.output (file, "/");
-                                          TextIO.output (file, vhostId);
+                                          TextIO.output (file, ld);
                                           TextIO.output (file, "/error.log\n\tCustomLog ");
-                                          TextIO.output (file, Config.homeBase);
-                                          TextIO.output (file, "/");
-                                          TextIO.output (file, user);
-                                          TextIO.output (file, "/apache/log/");
-                                          TextIO.output (file, node);
-                                          TextIO.output (file, "/");
-                                          TextIO.output (file, vhostId);
+                                          TextIO.output (file, ld);
                                           TextIO.output (file, "/access.log combined\n");
-                                          (Config.homeBase ^ "/" ^ user ^ "/apache/log/"
-                                           ^ node ^ "/" ^ vhostId, file)
+                                          TextIO.output (file, "\tServerName ");
+                                          TextIO.output (file, fullHost);
+                                          if suexec then
+                                              if isVersion1 node then
+                                                  (TextIO.output (file, "\n\tUser ");
+                                                   TextIO.output (file, user);
+                                                   TextIO.output (file, "\n\tGroup ");
+                                                   TextIO.output (file, group))
+                                              else
+                                                  (TextIO.output (file, "\n\tSuexecUserGroup ");
+                                                   TextIO.output (file, user);
+                                                   TextIO.output (file, " ");
+                                                   TextIO.output (file, group))
+                                          else
+                                              ();
+                                          if isWaklog node then
+                                              (TextIO.output (file, "\n\tWaklogProtected on\n\tWaklogPrincipal ");
+                                               TextIO.output (file, user);
+                                               TextIO.output (file, "/cgi@HCOOP.NET /etc/keytabs/cgi/");
+                                               TextIO.output (file, user))
+                                          else
+                                              ();
+                                          (ld, file)
                                       end)
                                   nodes;
-                write "\tServerName ";
-                write fullHost;
-                if suexec then
-                    (write "\n\tSuexecUserGroup ";
-                     write user;
-                     write " ";
-                     write group)
-                else
-                    ();
                 write "\n\tDocumentRoot ";
                 write docroot;
                 write "\n\tServerAdmin ";
                 write sadmin;
+                case ssl of
+                    SOME cert =>
+                    (write "\n\tSSLEngine on\n\tSSLCertificateFile ";
+                     write cert)
+                  | NONE => ();
                 write "\n";
                 !pre {user = user, nodes = nodes, id = vhostId, hostname = fullHost}
             end,