Trusted-path permission checking

[hcoop/domtool2.git] / src / msg.sml

diff --git a/src/msg.sml b/src/msg.sml
index 5569355..bd7b5ee 100644 (file)
--- a/src/msg.sml
+++ b/src/msg.sml
@@ -41,6 +41,75 @@ fun recvAcl bio =
        (SOME user, SOME class, SOME value) => SOME {user = user, class = class, value = value}
       | _ => NONE
 
        (SOME user, SOME class, SOME value) => SOME {user = user, class = class, value = value}
       | _ => NONE
 

+fun sendList f (bio, ls) =
+    (app (fn x =>
+            (OpenSSL.writeInt (bio, 1);
+             f (bio, x))) ls;
+     OpenSSL.writeInt (bio, 0))
+
+fun recvList f bio =
+    let
+       fun loop ls =
+           case OpenSSL.readInt bio of
+               SOME 0 => SOME (rev ls)
+             | SOME 1 =>
+               (case f bio of
+                    SOME x => loop (x :: ls)
+                  | NONE => NONE)
+             | _ => NONE
+    in
+       loop []
+    end
+
+fun sendOption f (bio, opt) =
+    case opt of
+       NONE => OpenSSL.writeInt (bio, 0)
+      | SOME x => (OpenSSL.writeInt (bio, 1);
+                  f (bio, x))
+
+fun recvOption f bio =
+    case OpenSSL.readInt bio of
+       SOME 0 => SOME NONE
+      | SOME 1 =>
+       (case f bio of
+            SOME x => SOME (SOME x)
+          | NONE => NONE)
+      | _ => NONE
+
+fun sendBool (bio, b) =
+    if b then
+       OpenSSL.writeInt (bio, 1)
+    else
+       OpenSSL.writeInt (bio, 0)
+
+fun recvBool bio =
+    case OpenSSL.readInt bio of
+       SOME 0 => SOME false
+      | SOME 1 => SOME true
+      | _ => NONE
+
+fun sendQuery (bio, q) =
+    case q of
+       QApt s => (OpenSSL.writeInt (bio, 0);
+                  OpenSSL.writeString (bio, s))
+      | QCron s => (OpenSSL.writeInt (bio, 1);
+                   OpenSSL.writeString (bio, s))
+      | QFtp s => (OpenSSL.writeInt (bio, 2);
+                  OpenSSL.writeString (bio, s))
+      | QTrustedPath s => (OpenSSL.writeInt (bio, 3);
+                          OpenSSL.writeString (bio, s))
+
+fun recvQuery bio =
+    case OpenSSL.readInt bio of
+       SOME n =>
+       (case n of
+            0 => Option.map QApt (OpenSSL.readString bio)
+          | 1 => Option.map QCron (OpenSSL.readString bio)
+          | 2 => Option.map QFtp (OpenSSL.readString bio)
+          | 3 => Option.map QTrustedPath (OpenSSL.readString bio)
+          | _ => NONE)
+      | NONE => NONE
+

 fun send (bio, m) =
     case m of
        MsgOk => OpenSSL.writeInt (bio, 1)
 fun send (bio, m) =
     case m of
        MsgOk => OpenSSL.writeInt (bio, 1)


@@ -59,6 +128,74 @@ fun send (bio, m) =
                         sendAcl (bio, acl))
       | MsgRevoke acl => (OpenSSL.writeInt (bio, 7);
                          sendAcl (bio, acl))
                         sendAcl (bio, acl))
       | MsgRevoke acl => (OpenSSL.writeInt (bio, 7);
                          sendAcl (bio, acl))

+      | MsgListPerms user => (OpenSSL.writeInt (bio, 8);
+                             OpenSSL.writeString (bio, user))
+      | MsgPerms classes => (OpenSSL.writeInt (bio, 9);
+                            sendList (fn (bio, (class, values)) =>
+                                         (OpenSSL.writeString (bio, class);
+                                          sendList OpenSSL.writeString (bio, values)))
+                                     (bio, classes))
+      | MsgWhoHas {class, value} => (OpenSSL.writeInt (bio, 10);
+                                    OpenSSL.writeString (bio, class);
+                                    OpenSSL.writeString (bio, value))
+      | MsgWhoHasResponse users => (OpenSSL.writeInt (bio, 11);
+                                   sendList OpenSSL.writeString (bio, users))
+      | MsgMultiConfig codes => (OpenSSL.writeInt (bio, 12);
+                                sendList OpenSSL.writeString (bio, codes))
+      | MsgRmdom doms => (OpenSSL.writeInt (bio, 13);
+                         sendList OpenSSL.writeString (bio, doms))
+      | MsgRegenerate => OpenSSL.writeInt (bio, 14)
+      | MsgRmuser dom => (OpenSSL.writeInt (bio, 15);
+                         OpenSSL.writeString (bio, dom))
+      | MsgCreateDbUser {dbtype, passwd} => (OpenSSL.writeInt (bio, 16);
+                                            OpenSSL.writeString (bio, dbtype);
+                                            sendOption OpenSSL.writeString (bio, passwd))
+      | MsgCreateDbTable {dbtype, dbname} => (OpenSSL.writeInt (bio, 17);
+                                             OpenSSL.writeString (bio, dbtype);
+                                             OpenSSL.writeString (bio, dbname))
+      | MsgNewMailbox {domain, user, passwd, mailbox} =>
+       (OpenSSL.writeInt (bio, 18);
+        OpenSSL.writeString (bio, domain);
+        OpenSSL.writeString (bio, user);
+        OpenSSL.writeString (bio, passwd);
+        OpenSSL.writeString (bio, mailbox))
+      | MsgPasswdMailbox {domain, user, passwd} =>
+       (OpenSSL.writeInt (bio, 19);
+        OpenSSL.writeString (bio, domain);
+        OpenSSL.writeString (bio, user);
+        OpenSSL.writeString (bio, passwd))
+      | MsgRmMailbox {domain, user} =>
+       (OpenSSL.writeInt (bio, 20);
+        OpenSSL.writeString (bio, domain);
+        OpenSSL.writeString (bio, user))
+      | MsgListMailboxes domain =>
+       (OpenSSL.writeInt (bio, 21);
+        OpenSSL.writeString (bio, domain))
+      | MsgMailboxes users =>
+       (OpenSSL.writeInt (bio, 22);
+        sendList (fn (bio, {user, mailbox}) =>
+                           (OpenSSL.writeString (bio, user);
+                            OpenSSL.writeString (bio, mailbox)))
+        (bio, users))
+      | MsgSaQuery addr => (OpenSSL.writeInt (bio, 23);
+                           OpenSSL.writeString (bio, addr))
+      | MsgSaStatus b => (OpenSSL.writeInt (bio, 24);
+                         sendBool (bio, b))
+      | MsgSaSet (addr, b) => (OpenSSL.writeInt (bio, 25);
+                              OpenSSL.writeString (bio, addr);
+                              sendBool (bio, b))
+      | MsgSmtpLogReq domain => (OpenSSL.writeInt (bio, 26);
+                                OpenSSL.writeString (bio, domain))
+      | MsgSmtpLogRes domain => (OpenSSL.writeInt (bio, 27);
+                                OpenSSL.writeString (bio, domain))
+      | MsgDbPasswd {dbtype, passwd} => (OpenSSL.writeInt (bio, 28);
+                                        OpenSSL.writeString (bio, dbtype);
+                                        OpenSSL.writeString (bio, passwd))
+      | MsgShutdown => OpenSSL.writeInt (bio, 29)
+      | MsgYes => OpenSSL.writeInt (bio, 30)
+      | MsgNo => OpenSSL.writeInt (bio, 31)
+      | MsgQuery q => (OpenSSL.writeInt (bio, 32);
+                      sendQuery (bio, q))

 
 fun checkIt v =
     case v of
 
 fun checkIt v =
     case v of


@@ -90,6 +227,73 @@ fun recv bio =
                   | 7 => (case recvAcl bio of
                               SOME acl => SOME (MsgRevoke acl)
                             | _ => NONE)
                   | 7 => (case recvAcl bio of
                               SOME acl => SOME (MsgRevoke acl)
                             | _ => NONE)

+                  | 8 => (case OpenSSL.readString bio of
+                              SOME user => SOME (MsgListPerms user)
+                            | _ => NONE)
+                  | 9 => Option.map MsgPerms
+                                    (recvList (fn bio =>
+                                                  case (OpenSSL.readString bio,
+                                                        recvList OpenSSL.readString bio) of
+                                                      (SOME class, SOME values) => SOME (class, values)
+                                                    | _ => NONE) bio)
+                  | 10 => (case (OpenSSL.readString bio, OpenSSL.readString bio) of
+                               (SOME class, SOME value) => SOME (MsgWhoHas {class = class, value = value})
+                             | _ => NONE)
+                  | 11 => Option.map MsgWhoHasResponse
+                          (recvList OpenSSL.readString bio)
+                  | 12 => Option.map MsgMultiConfig
+                          (recvList OpenSSL.readString bio)
+                  | 13 => Option.map MsgRmdom (recvList OpenSSL.readString bio)
+                  | 14 => SOME MsgRegenerate
+                  | 15 => Option.map MsgRmuser (OpenSSL.readString bio)
+                  | 16 => (case (OpenSSL.readString bio, recvOption OpenSSL.readString bio) of
+                               (SOME dbtype, SOME passwd) =>
+                               SOME (MsgCreateDbUser {dbtype = dbtype, passwd = passwd})
+                             | _ => NONE)
+                  | 17 => (case (OpenSSL.readString bio, OpenSSL.readString bio) of
+                               (SOME dbtype, SOME dbname) =>
+                               SOME (MsgCreateDbTable {dbtype = dbtype, dbname = dbname})
+                             | _ => NONE)
+                  | 18 => (case (OpenSSL.readString bio, OpenSSL.readString bio,
+                                 OpenSSL.readString bio, OpenSSL.readString bio) of
+                               (SOME domain, SOME user, SOME passwd, SOME mailbox) =>
+                               SOME (MsgNewMailbox {domain = domain, user = user,
+                                                    passwd = passwd, mailbox = mailbox})
+                             | _ => NONE)
+                  | 19 => (case (OpenSSL.readString bio, OpenSSL.readString bio,
+                                 OpenSSL.readString bio) of
+                               (SOME domain, SOME user, SOME passwd) =>
+                               SOME (MsgPasswdMailbox {domain = domain, user = user,
+                                                       passwd = passwd})
+                             | _ => NONE)
+                  | 20 => (case (OpenSSL.readString bio, OpenSSL.readString bio) of
+                               (SOME domain, SOME user) =>
+                               SOME (MsgRmMailbox {domain = domain, user = user})
+                             | _ => NONE)
+                  | 21 => Option.map MsgListMailboxes (OpenSSL.readString bio)
+                  | 22 => Option.map MsgMailboxes (recvList
+                                                       (fn bio =>
+                                                           case (OpenSSL.readString bio,
+                                                                 OpenSSL.readString bio) of
+                                                               (SOME user, SOME mailbox) =>
+                                                               SOME {user = user, mailbox = mailbox}
+                                                             | _ => NONE)
+                                                       bio)
+                  | 23 => Option.map MsgSaQuery (OpenSSL.readString bio)
+                  | 24 => Option.map MsgSaStatus (recvBool bio)
+                  | 25 => (case (OpenSSL.readString bio, recvBool bio) of
+                               (SOME user, SOME b) => SOME (MsgSaSet (user, b))
+                             | _ => NONE)
+                  | 26 => Option.map MsgSmtpLogReq (OpenSSL.readString bio)
+                  | 27 => Option.map MsgSmtpLogRes (OpenSSL.readString bio)
+                  | 28 => (case (OpenSSL.readString bio, OpenSSL.readString bio) of
+                               (SOME dbtype, SOME passwd) =>
+                               SOME (MsgDbPasswd {dbtype = dbtype, passwd = passwd})
+                             | _ => NONE)
+                  | 29 => SOME MsgShutdown
+                  | 30 => SOME MsgYes
+                  | 31 => SOME MsgNo
+                  | 32 => Option.map MsgQuery (recvQuery bio)

                   | _ => NONE)
         
 end
                   | _ => NONE)
         
 end