1 (* HCoop
Domtool (http
://hcoop
.sourceforge
.net
/)
2 * Copyright (c
) 2006, Adam Chlipala
4 * This program is free software
; you can redistribute it
and/or
5 * modify it under the terms
of the GNU General Public License
6 * as published by the Free Software Foundation
; either version
2
7 * of the License
, or (at your option
) any later version
.
9 * This program is distributed
in the hope that it will be useful
,
10 * but WITHOUT ANY WARRANTY
; without even the implied warranty
of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE
. See the
12 * GNU General Public License for more details
.
14 * You should have received a copy
of the GNU General Public License
15 * along
with this program
; if not
, write to the Free Software
16 * Foundation
, Inc
., 51 Franklin Street
, Fifth Floor
, Boston
, MA
02110-1301, USA
.
21 structure Main
:> MAIN
= struct
23 open Ast MsgTypes Print
25 structure SM
= StringMap
27 fun init () = Acl
.read Config
.aclFile
31 val prog
= Parse
.parse fname
33 if !ErrorMsg
.anyErrors
then
36 Tycheck
.checkFile
G (Defaults
.tInit ()) prog
41 val dir
= Posix
.FileSys
.opendir Config
.libRoot
44 case Posix
.FileSys
.readdir dir
of
45 NONE
=> (Posix
.FileSys
.closedir dir
;
48 if String.isSuffix
".dtl" fname
then
49 loop (OS
.Path
.joinDirFile
{dir
= Config
.libRoot
,
56 val (_
, files
) = Order
.order NONE files
58 if !ErrorMsg
.anyErrors
then
61 (Tycheck
.allowExterns ();
62 foldl (fn (fname
, G
) => check
' G fname
) Env
.empty files
63 before Tycheck
.disallowExterns ())
68 val _
= ErrorMsg
.reset ()
69 val _
= Env
.preTycheck ()
73 if !ErrorMsg
.anyErrors
then
77 val _
= Tycheck
.disallowExterns ()
78 val _
= ErrorMsg
.reset ()
79 val prog
= Parse
.parse fname
81 if !ErrorMsg
.anyErrors
then
85 val G
' = Tycheck
.checkFile
b (Defaults
.tInit ()) prog
87 if !ErrorMsg
.anyErrors
then
95 val notTmp
= CharVector
.all (fn ch
=> Char.isAlphaNum ch
orelse ch
= #
"." orelse ch
= #
"_" orelse ch
= #
"-")
101 val dir
= Posix
.FileSys
.opendir dname
104 case Posix
.FileSys
.readdir dir
of
105 NONE
=> (Posix
.FileSys
.closedir dir
;
109 loop (OS
.Path
.joinDirFile
{dir
= dname
,
116 val (_
, files
) = Order
.order (SOME b
) files
118 if !ErrorMsg
.anyErrors
then
121 (foldl (fn (fname
, G
) => check
' G fname
) b files
;
122 if !ErrorMsg
.anyErrors
then
130 val (G
, body
) = check fname
132 if !ErrorMsg
.anyErrors
then
138 val body
' = Reduce
.reduceExp G body
140 (*printd (PD
.hovBox (PD
.PPS
.Rel
0,
141 [PD
.string "Result:",
152 if !ErrorMsg
.anyErrors
then
155 Eval
.exec (Defaults
.eInit ()) body
'
156 | NONE
=> raise ErrorMsg
.Error
161 if !ErrorMsg
.anyErrors
then
164 ignore (Eval
.exec
' (Defaults
.eInit ()) body
')
165 | NONE
=> raise ErrorMsg
.Error
168 Config
.dispatcher ^
":" ^
Int.toString Config
.dispatcherPort
170 fun requestContext f
=
172 val uid
= Posix
.ProcEnv
.getuid ()
173 val user
= Posix
.SysDB
.Passwd
.name (Posix
.SysDB
.getpwuid uid
)
175 val () = Acl
.read Config
.aclFile
176 val () = Domain
.setUser user
180 val context
= OpenSSL
.context (Config
.certDir ^
"/" ^ user ^
".pem",
181 Config
.keyDir ^
"/" ^ user ^
"/key.pem",
189 val (user
, context
) = requestContext f
191 (user
, OpenSSL
.connect (context
, dispatcher
))
196 val (user
, bio
) = requestBio (fn () => ignore (check fname
))
198 val inf
= TextIO.openIn fname
201 case TextIO.inputLine inf
of
202 NONE
=> String.concat (List.rev lines
)
203 | SOME line
=> loop (line
:: lines
)
208 Msg
.send (bio
, MsgConfig code
);
210 NONE
=> print
"Server closed connection unexpectedly.\n"
213 MsgOk
=> print
"Configuration succeeded.\n"
214 | MsgError s
=> print ("Configuration failed: " ^ s ^
"\n")
215 | _
=> print
"Unexpected server reply.\n";
218 handle ErrorMsg
.Error
=> ()
220 fun requestDir dname
=
222 val _
= ErrorMsg
.reset ()
224 val (user
, bio
) = requestBio (fn () => checkDir dname
)
228 val dir
= Posix
.FileSys
.opendir dname
231 case Posix
.FileSys
.readdir dir
of
232 NONE
=> (Posix
.FileSys
.closedir dir
;
236 loop (OS
.Path
.joinDirFile
{dir
= dname
,
243 val (_
, files
) = Order
.order (SOME b
) files
245 val _
= if !ErrorMsg
.anyErrors
then
250 val codes
= map (fn fname
=>
252 val inf
= TextIO.openIn fname
255 case TextIO.inputLine inf
of
256 NONE
=> String.concat (rev lines
)
257 | SOME line
=> loop (line
:: lines
)
260 before TextIO.closeIn inf
263 if !ErrorMsg
.anyErrors
then
266 (Msg
.send (bio
, MsgMultiConfig codes
);
268 NONE
=> print
"Server closed connection unexpectedly.\n"
271 MsgOk
=> print
"Configuration succeeded.\n"
272 | MsgError s
=> print ("Configuration failed: " ^ s ^
"\n")
273 | _
=> print
"Unexpected server reply.\n";
276 handle ErrorMsg
.Error
=> ()
278 fun requestGrant acl
=
280 val (user
, bio
) = requestBio (fn () => ())
282 Msg
.send (bio
, MsgGrant acl
);
284 NONE
=> print
"Server closed connection unexpectedly.\n"
287 MsgOk
=> print
"Grant succeeded.\n"
288 | MsgError s
=> print ("Grant failed: " ^ s ^
"\n")
289 | _
=> print
"Unexpected server reply.\n";
293 fun requestRevoke acl
=
295 val (user
, bio
) = requestBio (fn () => ())
297 Msg
.send (bio
, MsgRevoke acl
);
299 NONE
=> print
"Server closed connection unexpectedly.\n"
302 MsgOk
=> print
"Revoke succeeded.\n"
303 | MsgError s
=> print ("Revoke failed: " ^ s ^
"\n")
304 | _
=> print
"Unexpected server reply.\n";
308 fun requestListPerms user
=
310 val (_
, bio
) = requestBio (fn () => ())
312 Msg
.send (bio
, MsgListPerms user
);
313 (case Msg
.recv bio
of
314 NONE
=> (print
"Server closed connection unexpectedly.\n";
318 MsgPerms perms
=> SOME perms
319 | MsgError s
=> (print ("Listing failed: " ^ s ^
"\n");
321 | _
=> (print
"Unexpected server reply.\n";
323 before OpenSSL
.close bio
326 fun requestWhoHas perm
=
328 val (_
, bio
) = requestBio (fn () => ())
330 Msg
.send (bio
, MsgWhoHas perm
);
331 (case Msg
.recv bio
of
332 NONE
=> (print
"Server closed connection unexpectedly.\n";
336 MsgWhoHasResponse users
=> SOME users
337 | MsgError s
=> (print ("whohas failed: " ^ s ^
"\n");
339 | _
=> (print
"Unexpected server reply.\n";
341 before OpenSSL
.close bio
344 fun requestRegen () =
346 val (_
, bio
) = requestBio (fn () => ())
348 Msg
.send (bio
, MsgRegenerate
);
350 NONE
=> print
"Server closed connection unexpectedly.\n"
353 MsgOk
=> print
"Regeneration succeeded.\n"
354 | MsgError s
=> print ("Regeneration failed: " ^ s ^
"\n")
355 | _
=> print
"Unexpected server reply.\n";
359 fun requestRmdom dom
=
361 val (_
, bio
) = requestBio (fn () => ())
363 Msg
.send (bio
, MsgRmdom dom
);
365 NONE
=> print
"Server closed connection unexpectedly.\n"
368 MsgOk
=> print
"Removal succeeded.\n"
369 | MsgError s
=> print ("Removal failed: " ^ s ^
"\n")
370 | _
=> print
"Unexpected server reply.\n";
374 fun requestRmuser user
=
376 val (_
, bio
) = requestBio (fn () => ())
378 Msg
.send (bio
, MsgRmuser user
);
380 NONE
=> print
"Server closed connection unexpectedly.\n"
383 MsgOk
=> print
"Removal succeeded.\n"
384 | MsgError s
=> print ("Removal failed: " ^ s ^
"\n")
385 | _
=> print
"Unexpected server reply.\n";
389 fun regenerate context
=
392 val () = Tycheck
.disallowExterns ()
394 val () = Domain
.resetGlobal ()
396 fun contactNode (node
, ip
) =
397 if node
= Config
.defaultNode
then
400 val bio
= OpenSSL
.connect (context
,
403 ^
Int.toString Config
.slavePort
)
405 Msg
.send (bio
, MsgRegenerate
);
407 NONE
=> print
"Slave closed connection unexpectedly\n"
410 MsgOk
=> print ("Slave " ^ node ^
" pre-regeneration finished\n")
411 | MsgError s
=> print ("Slave " ^ node
412 ^
" returned error: " ^
414 | _
=> print ("Slave " ^ node
415 ^
" returned unexpected command\n");
421 val _
= Domain
.setUser user
422 val _
= ErrorMsg
.reset ()
424 val dname
= Config
.domtoolDir user
426 val dir
= Posix
.FileSys
.opendir dname
429 case Posix
.FileSys
.readdir dir
of
430 NONE
=> (Posix
.FileSys
.closedir dir
;
434 loop (OS
.Path
.joinDirFile
{dir
= dname
,
441 val (_
, files
) = Order
.order (SOME b
) files
443 if !ErrorMsg
.anyErrors
then
444 print ("User " ^ user ^
"'s configuration has errors!\n")
449 | OS
.SysErr (s
, _
) => print ("System error processing user " ^ user ^
": " ^ s ^
"\n")
451 app contactNode Config
.nodeIps
;
453 app
doUser (Acl
.users ());
459 val doms
= Acl
.class
{user
= user
, class
= "domain"}
460 val doms
= List.filter (fn dom
=>
461 case Acl
.whoHas
{class
= "domain", value
= dom
} of
463 | _
=> false) (StringSet
.listItems doms
)
471 val () = Acl
.read Config
.aclFile
473 val context
= OpenSSL
.context (Config
.serverCert
,
476 val _
= Domain
.set_context context
478 val sock
= OpenSSL
.listen (context
, Config
.dispatcherPort
)
481 case OpenSSL
.accept sock
of
485 val user
= OpenSSL
.peerCN bio
486 val () = print ("\nConnection from " ^ user ^
"\n")
487 val () = Domain
.setUser user
491 val _
= print
"Configuration:\n"
492 val _
= app (fn s
=> (print s
; print
"\n")) codes
495 val outname
= OS
.FileSys
.tmpName ()
499 val outf
= TextIO.openOut outname
501 TextIO.output (outf
, code
);
502 TextIO.closeOut outf
;
509 Msg
.send (bio
, MsgOk
))
510 handle ErrorMsg
.Error
=>
511 (print
"Compilation error\n";
513 MsgError
"Error during configuration evaluation"))
514 | OpenSSL
.OpenSSL s
=>
515 (print
"OpenSSL error\n";
518 ("Error during configuration evaluation: "
520 OS
.FileSys
.remove outname
;
521 (ignore (OpenSSL
.readChar bio
);
523 handle OpenSSL
.OpenSSL _
=> ();
529 NONE
=> (OpenSSL
.close bio
530 handle OpenSSL
.OpenSSL _
=> ();
534 MsgConfig code
=> doConfig
[code
]
535 | MsgMultiConfig codes
=> doConfig codes
538 if Acl
.query
{user
= user
, class
= "priv", value
= "all"} then
540 Acl
.write Config
.aclFile
;
541 Msg
.send (bio
, MsgOk
);
542 print ("Granted permission " ^ #value acl ^
" to " ^ #user acl ^
" in " ^ #class acl ^
".\n"))
543 handle OpenSSL
.OpenSSL s
=>
544 (print
"OpenSSL error\n";
547 ("Error during granting: "
549 (ignore (OpenSSL
.readChar bio
);
551 handle OpenSSL
.OpenSSL _
=> ();
554 ((Msg
.send (bio
, MsgError
"Not authorized to grant privileges");
555 print
"Unauthorized user asked to grant a permission!\n";
556 ignore (OpenSSL
.readChar bio
);
558 handle OpenSSL
.OpenSSL _
=> ();
562 if Acl
.query
{user
= user
, class
= "priv", value
= "all"} then
564 Acl
.write Config
.aclFile
;
565 Msg
.send (bio
, MsgOk
);
566 print ("Revoked permission " ^ #value acl ^
" from " ^ #user acl ^
" in " ^ #class acl ^
".\n"))
567 handle OpenSSL
.OpenSSL s
=>
568 (print
"OpenSSL error\n";
571 ("Error during revocation: "
573 (ignore (OpenSSL
.readChar bio
);
575 handle OpenSSL
.OpenSSL _
=> ();
578 ((Msg
.send (bio
, MsgError
"Not authorized to revoke privileges");
579 print
"Unauthorized user asked to revoke a permission!\n";
580 ignore (OpenSSL
.readChar bio
);
582 handle OpenSSL
.OpenSSL _
=> ();
585 | MsgListPerms user
=>
586 ((Msg
.send (bio
, MsgPerms (Acl
.queryAll user
));
587 print ("Sent permission list for user " ^ user ^
".\n"))
588 handle OpenSSL
.OpenSSL s
=>
589 (print
"OpenSSL error\n";
592 ("Error during permission listing: "
594 (ignore (OpenSSL
.readChar bio
);
596 handle OpenSSL
.OpenSSL _
=> ();
600 ((Msg
.send (bio
, MsgWhoHasResponse (Acl
.whoHas perm
));
601 print ("Sent whohas response for " ^ #class perm ^
" / " ^ #value perm ^
".\n"))
602 handle OpenSSL
.OpenSSL s
=>
603 (print
"OpenSSL error\n";
606 ("Error during whohas: "
608 (ignore (OpenSSL
.readChar bio
);
610 handle OpenSSL
.OpenSSL _
=> ();
614 if Acl
.query
{user
= user
, class
= "priv", value
= "all"}
615 orelse List.all (fn dom
=> Acl
.query
{user
= user
, class
= "domain", value
= dom
}) doms
then
618 Acl
.revokeFromAll
{class
= "domain", value
= dom
}) doms
;
619 Acl
.write Config
.aclFile
;
620 Msg
.send (bio
, MsgOk
);
621 print ("Removed domains" ^
foldl (fn (d
, s
) => s ^
" " ^ d
) "" doms ^
".\n"))
622 handle OpenSSL
.OpenSSL s
=>
623 (print
"OpenSSL error\n";
626 ("Error during revocation: "
628 (ignore (OpenSSL
.readChar bio
);
630 handle OpenSSL
.OpenSSL _
=> ();
633 ((Msg
.send (bio
, MsgError
"Not authorized to remove that domain");
634 print
"Unauthorized user asked to remove a domain!\n";
635 ignore (OpenSSL
.readChar bio
);
637 handle OpenSSL
.OpenSSL _
=> ();
641 if Acl
.query
{user
= user
, class
= "priv", value
= "regen"}
642 orelse Acl
.query
{user
= user
, class
= "priv", value
= "all"} then
643 ((regenerate context
;
644 Msg
.send (bio
, MsgOk
);
645 print
"Regenerated all configuration.\n")
646 handle OpenSSL
.OpenSSL s
=>
647 (print
"OpenSSL error\n";
650 ("Error during regeneration: "
652 (ignore (OpenSSL
.readChar bio
);
654 handle OpenSSL
.OpenSSL _
=> ();
657 ((Msg
.send (bio
, MsgError
"Not authorized to regeneration");
658 print
"Unauthorized user asked to regenerate!\n";
659 ignore (OpenSSL
.readChar bio
);
661 handle OpenSSL
.OpenSSL _
=> ();
665 if Acl
.query
{user
= user
, class
= "priv", value
= "all"} then
667 Acl
.write Config
.aclFile
;
668 Msg
.send (bio
, MsgOk
);
669 print ("Removed user " ^ user
' ^
".\n"))
670 handle OpenSSL
.OpenSSL s
=>
671 (print
"OpenSSL error\n";
674 ("Error during revocation: "
676 (ignore (OpenSSL
.readChar bio
);
678 handle OpenSSL
.OpenSSL _
=> ();
681 ((Msg
.send (bio
, MsgError
"Not authorized to remove users");
682 print
"Unauthorized user asked to remove a user!\n";
683 ignore (OpenSSL
.readChar bio
);
685 handle OpenSSL
.OpenSSL _
=> ();
689 (Msg
.send (bio
, MsgError
"Unexpected command")
690 handle OpenSSL
.OpenSSL _
=> ();
692 handle OpenSSL
.OpenSSL _
=> ();
697 handle OpenSSL
.OpenSSL s
=>
698 (print ("OpenSSL error: " ^ s ^
"\n");
700 handle OpenSSL
.OpenSSL _
=> ();
702 | OS
.SysErr (s
, _
) =>
703 (print ("System error: " ^ s ^
"\n");
705 handle OpenSSL
.OpenSSL _
=> ();
708 print
"Listening for connections....\n";
710 OpenSSL
.shutdown sock
715 val host
= Slave
.hostname ()
717 val context
= OpenSSL
.context (Config
.certDir ^
"/" ^ host ^
".pem",
718 Config
.keyDir ^
"/" ^ host ^
"/key.pem",
721 val sock
= OpenSSL
.listen (context
, Config
.slavePort
)
724 case OpenSSL
.accept sock
of
728 val peer
= OpenSSL
.peerCN bio
729 val () = print ("\nConnection from " ^ peer ^
"\n")
731 if peer
<> Config
.dispatcherName
then
732 (print
"Not authorized!\n";
738 NONE
=> print
"Dispatcher closed connection unexpectedly\n"
741 MsgFile file
=> loop
' (file
:: files
)
742 | MsgDoFiles
=> (Slave
.handleChanges files
;
743 Msg
.send (bio
, MsgOk
))
744 | MsgRegenerate
=> (Domain
.resetLocal ();
745 Msg
.send (bio
, MsgOk
))
746 | _
=> (print
"Dispatcher sent unexpected command\n";
747 Msg
.send (bio
, MsgError
"Unexpected command"))
750 ignore (OpenSSL
.readChar bio
);
754 end handle OpenSSL
.OpenSSL s
=>
755 (print ("OpenSSL error: "^ s ^
"\n");
757 handle OpenSSL
.OpenSSL _
=> ();
759 | OS
.SysErr (s
, _
) =>
760 (print ("System error: "^ s ^
"\n");
762 handle OpenSSL
.OpenSSL _
=> ();
766 OpenSSL
.shutdown sock
771 val dir
= Posix
.FileSys
.opendir Config
.libRoot
774 case Posix
.FileSys
.readdir dir
of
775 NONE
=> (Posix
.FileSys
.closedir dir
;
778 if String.isSuffix
".dtl" fname
then
779 loop (OS
.Path
.joinDirFile
{dir
= Config
.libRoot
,
788 fun autodocBasis outdir
=
789 Autodoc
.autodoc
{outdir
= outdir
, infiles
= listBasis ()}