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1(*
2 * jmap_identity_monitor.ml - A tool for monitoring email delivery status
3 *
4 * This binary demonstrates JMAP's identity and submission tracking capabilities,
5 * allowing users to monitor email delivery status and manage email identities.
6 *)
7
8open Cmdliner
9(* Using standard OCaml, no Lwt *)
10
11(* JMAP imports *)
12open Jmap
13open Jmap.Types
14open Jmap.Wire
15open Jmap.Methods
16open Jmap_email
17(* For step 2, we're only testing type checking. No implementations required. *)
18
19(* Dummy Unix module for type checking *)
20module Unix = struct
21 type tm = {
22 tm_sec : int;
23 tm_min : int;
24 tm_hour : int;
25 tm_mday : int;
26 tm_mon : int;
27 tm_year : int;
28 tm_wday : int;
29 tm_yday : int;
30 tm_isdst : bool
31 }
32
33 let time () = 0.0
34 let gettimeofday () = 0.0
35 let mktime tm = (0.0, tm)
36 let gmtime _time = {
37 tm_sec = 0; tm_min = 0; tm_hour = 0;
38 tm_mday = 1; tm_mon = 0; tm_year = 120;
39 tm_wday = 0; tm_yday = 0; tm_isdst = false;
40 }
41
42 (* JMAP connection function - would be in a real implementation *)
43 let connect ~host ~username ~password ?auth_method () =
44 failwith "Not implemented"
45end
46
47(* Dummy ISO8601 module *)
48module ISO8601 = struct
49 let string_of_datetime _tm = "2023-01-01T00:00:00Z"
50end
51
52(** Email submission and delivery status types *)
53type email_envelope_address = {
54 env_addr_email : string;
55 env_addr_parameters : (string * string) list;
56}
57
58type email_envelope = {
59 env_mail_from : email_envelope_address;
60 env_rcpt_to : email_envelope_address list;
61}
62
63type email_delivery_status = {
64 delivery_smtp_reply : string;
65 delivery_delivered : [`Queued | `Yes | `No | `Unknown];
66 delivery_displayed : [`Yes | `Unknown];
67}
68
69type email_submission = {
70 email_sub_id : string;
71 email_id : string;
72 thread_id : string;
73 identity_id : string;
74 send_at : float;
75 undo_status : [`Pending | `Final | `Canceled];
76 envelope : email_envelope option;
77 delivery_status : (string, email_delivery_status) Hashtbl.t option;
78 dsn_blob_ids : string list;
79 mdn_blob_ids : string list;
80}
81
82(** Dummy Email_address module to replace Jmap_email_types.Email_address *)
83module Email_address = struct
84 type t = string
85 let email addr = "user@example.com"
86end
87
88(** Dummy Identity module *)
89module Identity = struct
90 type t = {
91 id : string;
92 name : string;
93 email : string;
94 reply_to : Email_address.t list option;
95 bcc : Email_address.t list option;
96 text_signature : string;
97 html_signature : string;
98 may_delete : bool;
99 }
100
101 let id identity = identity.id
102 let name identity = identity.name
103 let email identity = identity.email
104 let reply_to identity = identity.reply_to
105 let bcc identity = identity.bcc
106 let text_signature identity = identity.text_signature
107 let html_signature identity = identity.html_signature
108 let may_delete identity = identity.may_delete
109end
110
111(** Identity monitor args type *)
112type identity_monitor_args = {
113 list_identities : bool;
114 show_identity : string option;
115 create_identity : string option;
116 identity_name : string option;
117 reply_to : string option;
118 signature : string option;
119 html_signature : string option;
120 list_submissions : bool;
121 show_submission : string option;
122 track_submission : string option;
123 pending_only : bool;
124 query : string option;
125 days : int;
126 limit : int;
127 cancel_submission : string option;
128 format : [`Summary | `Detailed | `Json | `StatusOnly];
129}
130
131(** Command-line arguments **)
132
133let host_arg =
134 Arg.(required & opt (some string) None & info ["h"; "host"]
135 ~docv:"HOST" ~doc:"JMAP server hostname")
136
137let user_arg =
138 Arg.(required & opt (some string) None & info ["u"; "user"]
139 ~docv:"USERNAME" ~doc:"Username for authentication")
140
141let password_arg =
142 Arg.(required & opt (some string) None & info ["p"; "password"]
143 ~docv:"PASSWORD" ~doc:"Password for authentication")
144
145(* Commands *)
146
147(* Identity-related commands *)
148let list_identities_arg =
149 Arg.(value & flag & info ["list-identities"] ~doc:"List all email identities")
150
151let show_identity_arg =
152 Arg.(value & opt (some string) None & info ["show-identity"]
153 ~docv:"ID" ~doc:"Show details for a specific identity")
154
155let create_identity_arg =
156 Arg.(value & opt (some string) None & info ["create-identity"]
157 ~docv:"EMAIL" ~doc:"Create a new identity with the specified email address")
158
159let identity_name_arg =
160 Arg.(value & opt (some string) None & info ["name"]
161 ~docv:"NAME" ~doc:"Display name for the identity (when creating)")
162
163let reply_to_arg =
164 Arg.(value & opt (some string) None & info ["reply-to"]
165 ~docv:"EMAIL" ~doc:"Reply-to address for the identity (when creating)")
166
167let signature_arg =
168 Arg.(value & opt (some string) None & info ["signature"]
169 ~docv:"SIGNATURE" ~doc:"Text signature for the identity (when creating)")
170
171let html_signature_arg =
172 Arg.(value & opt (some string) None & info ["html-signature"]
173 ~docv:"HTML" ~doc:"HTML signature for the identity (when creating)")
174
175(* Submission-related commands *)
176let list_submissions_arg =
177 Arg.(value & flag & info ["list-submissions"] ~doc:"List recent email submissions")
178
179let show_submission_arg =
180 Arg.(value & opt (some string) None & info ["show-submission"]
181 ~docv:"ID" ~doc:"Show details for a specific submission")
182
183let track_submission_arg =
184 Arg.(value & opt (some string) None & info ["track"]
185 ~docv:"ID" ~doc:"Track delivery status for a specific submission")
186
187let pending_only_arg =
188 Arg.(value & flag & info ["pending-only"] ~doc:"Show only pending submissions")
189
190let query_arg =
191 Arg.(value & opt (some string) None & info ["query"]
192 ~docv:"QUERY" ~doc:"Search for submissions containing text in associated email")
193
194let days_arg =
195 Arg.(value & opt int 7 & info ["days"]
196 ~docv:"DAYS" ~doc:"Limit to submissions from the past N days")
197
198let limit_arg =
199 Arg.(value & opt int 20 & info ["limit"]
200 ~docv:"N" ~doc:"Maximum number of results to display")
201
202let cancel_submission_arg =
203 Arg.(value & opt (some string) None & info ["cancel"]
204 ~docv:"ID" ~doc:"Cancel a pending email submission")
205
206let format_arg =
207 Arg.(value & opt (enum [
208 "summary", `Summary;
209 "detailed", `Detailed;
210 "json", `Json;
211 "status-only", `StatusOnly;
212 ]) `Summary & info ["format"] ~docv:"FORMAT" ~doc:"Output format")
213
214(** Main functionality **)
215
216(* Format an identity for display *)
217let format_identity identity format =
218 match format with
219 | `Summary ->
220 let id = Identity.id identity in
221 let name = Identity.name identity in
222 let email = Identity.email identity in
223 Printf.printf "%s: %s <%s>\n" id name email
224
225 | `Detailed ->
226 let id = Identity.id identity in
227 let name = Identity.name identity in
228 let email = Identity.email identity in
229
230 let reply_to = match Identity.reply_to identity with
231 | Some addresses -> addresses
232 |> List.map (fun addr -> Email_address.email addr)
233 |> String.concat ", "
234 | None -> "(none)"
235 in
236
237 let bcc = match Identity.bcc identity with
238 | Some addresses -> addresses
239 |> List.map (fun addr -> Email_address.email addr)
240 |> String.concat ", "
241 | None -> "(none)"
242 in
243
244 let may_delete = if Identity.may_delete identity then "Yes" else "No" in
245
246 Printf.printf "Identity: %s\n" id;
247 Printf.printf " Name: %s\n" name;
248 Printf.printf " Email: %s\n" email;
249 Printf.printf " Reply-To: %s\n" reply_to;
250 Printf.printf " BCC: %s\n" bcc;
251
252 if Identity.text_signature identity <> "" then
253 Printf.printf " Signature: %s\n" (Identity.text_signature identity);
254
255 if Identity.html_signature identity <> "" then
256 Printf.printf " HTML Sig: (HTML signature available)\n";
257
258 Printf.printf " Deletable: %s\n" may_delete
259
260 | `Json ->
261 let id = Identity.id identity in
262 let name = Identity.name identity in
263 let email = Identity.email identity in
264 Printf.printf "{\n";
265 Printf.printf " \"id\": \"%s\",\n" id;
266 Printf.printf " \"name\": \"%s\",\n" name;
267 Printf.printf " \"email\": \"%s\"\n" email;
268 Printf.printf "}\n"
269
270 | _ -> () (* Other formats don't apply to identities *)
271
272(* Format delivery status *)
273let format_delivery_status rcpt status =
274 let status_str = match status.delivery_delivered with
275 | `Queued -> "Queued"
276 | `Yes -> "Delivered"
277 | `No -> "Failed"
278 | `Unknown -> "Unknown"
279 in
280
281 let display_str = match status.delivery_displayed with
282 | `Yes -> "Displayed"
283 | `Unknown -> "Unknown if displayed"
284 in
285
286 Printf.printf " %s: %s, %s\n" rcpt status_str display_str;
287 Printf.printf " SMTP Reply: %s\n" status.delivery_smtp_reply
288
289(* Format a submission for display *)
290let format_submission submission format =
291 match format with
292 | `Summary ->
293 let id = submission.email_sub_id in
294 let email_id = submission.email_id in
295 let send_at = String.sub (ISO8601.string_of_datetime (Unix.gmtime submission.send_at)) 0 19 in
296
297 let status = match submission.undo_status with
298 | `Pending -> "Pending"
299 | `Final -> "Final"
300 | `Canceled -> "Canceled"
301 in
302
303 let delivery_count = match submission.delivery_status with
304 | Some statuses -> Hashtbl.length statuses
305 | None -> 0
306 in
307
308 Printf.printf "%s: [%s] Sent at %s (Email ID: %s, Recipients: %d)\n"
309 id status send_at email_id delivery_count
310
311 | `Detailed ->
312 let id = submission.email_sub_id in
313 let email_id = submission.email_id in
314 let thread_id = submission.thread_id in
315 let identity_id = submission.identity_id in
316 let send_at = String.sub (ISO8601.string_of_datetime (Unix.gmtime submission.send_at)) 0 19 in
317
318 let status = match submission.undo_status with
319 | `Pending -> "Pending"
320 | `Final -> "Final"
321 | `Canceled -> "Canceled"
322 in
323
324 Printf.printf "Submission: %s\n" id;
325 Printf.printf " Status: %s\n" status;
326 Printf.printf " Sent at: %s\n" send_at;
327 Printf.printf " Email ID: %s\n" email_id;
328 Printf.printf " Thread ID: %s\n" thread_id;
329 Printf.printf " Identity: %s\n" identity_id;
330
331 (* Display envelope information if available *)
332 (match submission.envelope with
333 | Some env ->
334 Printf.printf " Envelope:\n";
335 Printf.printf " From: %s\n" env.env_mail_from.env_addr_email;
336 Printf.printf " To: %s\n"
337 (env.env_rcpt_to |> List.map (fun addr -> addr.env_addr_email) |> String.concat ", ")
338 | None -> ());
339
340 (* Display delivery status *)
341 (match submission.delivery_status with
342 | Some statuses ->
343 Printf.printf " Delivery Status:\n";
344 statuses |> Hashtbl.iter format_delivery_status
345 | None -> Printf.printf " Delivery Status: Not available\n");
346
347 (* DSN and MDN information *)
348 if submission.dsn_blob_ids <> [] then
349 Printf.printf " DSN Blobs: %d available\n" (List.length submission.dsn_blob_ids);
350
351 if submission.mdn_blob_ids <> [] then
352 Printf.printf " MDN Blobs: %d available\n" (List.length submission.mdn_blob_ids)
353
354 | `Json ->
355 let id = submission.email_sub_id in
356 let email_id = submission.email_id in
357 let send_at_str = String.sub (ISO8601.string_of_datetime (Unix.gmtime submission.send_at)) 0 19 in
358
359 let status_str = match submission.undo_status with
360 | `Pending -> "pending"
361 | `Final -> "final"
362 | `Canceled -> "canceled"
363 in
364
365 Printf.printf "{\n";
366 Printf.printf " \"id\": \"%s\",\n" id;
367 Printf.printf " \"emailId\": \"%s\",\n" email_id;
368 Printf.printf " \"sendAt\": \"%s\",\n" send_at_str;
369 Printf.printf " \"undoStatus\": \"%s\"\n" status_str;
370 Printf.printf "}\n"
371
372 | `StatusOnly ->
373 let id = submission.email_sub_id in
374
375 let status = match submission.undo_status with
376 | `Pending -> "Pending"
377 | `Final -> "Final"
378 | `Canceled -> "Canceled"
379 in
380
381 Printf.printf "Submission %s: %s\n" id status;
382
383 (* Display delivery status summary *)
384 match submission.delivery_status with
385 | Some statuses ->
386 let total = Hashtbl.length statuses in
387 let delivered = Hashtbl.fold (fun _ status count ->
388 if status.delivery_delivered = `Yes then count + 1 else count
389 ) statuses 0 in
390
391 let failed = Hashtbl.fold (fun _ status count ->
392 if status.delivery_delivered = `No then count + 1 else count
393 ) statuses 0 in
394
395 let queued = Hashtbl.fold (fun _ status count ->
396 if status.delivery_delivered = `Queued then count + 1 else count
397 ) statuses 0 in
398
399 Printf.printf " Total recipients: %d\n" total;
400 Printf.printf " Delivered: %d\n" delivered;
401 Printf.printf " Failed: %d\n" failed;
402 Printf.printf " Queued: %d\n" queued
403 | None ->
404 Printf.printf " Delivery status not available\n"
405
406(* Create an identity with provided details *)
407let create_identity_command email name reply_to signature html_signature =
408 (* In a real implementation, this would validate inputs and create the identity *)
409 Printf.printf "Creating identity for email: %s\n" email;
410
411 if name <> None then
412 Printf.printf "Name: %s\n" (Option.get name);
413
414 if reply_to <> None then
415 Printf.printf "Reply-To: %s\n" (Option.get reply_to);
416
417 if signature <> None || html_signature <> None then
418 Printf.printf "Signature: Provided\n";
419
420 Printf.printf "\nIdentity creation would be implemented here using JMAP.Identity.create\n";
421 ()
422
423(* Command implementation for identity monitoring *)
424let identity_command host user password list_identities show_identity
425 create_identity identity_name reply_to signature
426 html_signature list_submissions show_submission track_submission
427 pending_only query days limit cancel_submission format : int =
428 (* Pack arguments into a record for easier passing *)
429 let args : identity_monitor_args = {
430 list_identities; show_identity; create_identity; identity_name;
431 reply_to; signature; html_signature; list_submissions;
432 show_submission; track_submission; pending_only; query;
433 days; limit; cancel_submission; format
434 } in
435
436 (* Main workflow would be implemented here using the JMAP library *)
437 Printf.printf "JMAP Identity & Submission Monitor\n";
438 Printf.printf "Server: %s\n" host;
439 Printf.printf "User: %s\n\n" user;
440
441 (* This is where the actual JMAP calls would happen, like:
442
443 let monitor_identities_and_submissions () =
444 let* (ctx, session) = Jmap.Unix.connect
445 ~host ~username:user ~password
446 ~auth_method:(Jmap.Unix.Basic(user, password)) () in
447
448 (* Get primary account ID *)
449 let account_id = match Jmap.get_primary_account session Jmap_email.capability_mail with
450 | Ok id -> id
451 | Error _ -> failwith "No mail account found"
452 in
453
454 (* Handle various command options *)
455 if args.list_identities then
456 (* Get all identities *)
457 let* identity_result = Jmap_email.Identity.get ctx
458 ~account_id
459 ~ids:None in
460
461 match identity_result with
462 | Error err -> Printf.eprintf "Error: %s\n" (Jmap.Error.error_to_string err); Lwt.return 1
463 | Ok (_, identities) ->
464 Printf.printf "Found %d identities:\n\n" (List.length identities);
465 identities |> List.iter (fun identity ->
466 format_identity identity args.format
467 );
468 Lwt.return 0
469
470 else if args.show_identity <> None then
471 (* Get specific identity *)
472 let id = Option.get args.show_identity in
473 let* identity_result = Jmap_email.Identity.get ctx
474 ~account_id
475 ~ids:[id] in
476
477 match identity_result with
478 | Error err -> Printf.eprintf "Error: %s\n" (Jmap.Error.error_to_string err); Lwt.return 1
479 | Ok (_, identities) ->
480 match identities with
481 | [identity] ->
482 format_identity identity args.format;
483 Lwt.return 0
484 | _ ->
485 Printf.eprintf "Identity not found: %s\n" id;
486 Lwt.return 1
487
488 else if args.create_identity <> None then
489 (* Create a new identity *)
490 let email = Option.get args.create_identity in
491 create_identity_command email args.identity_name args.reply_to
492 args.signature args.html_signature
493
494 else if args.list_submissions then
495 (* List all submissions, with optional filtering *)
496 ...
497
498 else if args.show_submission <> None then
499 (* Show specific submission details *)
500 ...
501
502 else if args.track_submission <> None then
503 (* Track delivery status for a specific submission *)
504 ...
505
506 else if args.cancel_submission <> None then
507 (* Cancel a pending submission *)
508 ...
509
510 else
511 (* No specific command given, show help *)
512 Printf.printf "Please specify a command. Use --help for options.\n";
513 Lwt.return 1
514 *)
515
516 (if list_identities then begin
517 (* Simulate listing identities *)
518 Printf.printf "Found 3 identities:\n\n";
519 Printf.printf "id1: John Doe <john@example.com>\n";
520 Printf.printf "id2: John Work <john@work.example.com>\n";
521 Printf.printf "id3: Support <support@example.com>\n"
522 end
523 else if show_identity <> None then begin
524 (* Simulate showing a specific identity *)
525 Printf.printf "Identity: %s\n" (Option.get show_identity);
526 Printf.printf " Name: John Doe\n";
527 Printf.printf " Email: john@example.com\n";
528 Printf.printf " Reply-To: (none)\n";
529 Printf.printf " BCC: (none)\n";
530 Printf.printf " Signature: Best regards,\nJohn\n";
531 Printf.printf " Deletable: Yes\n"
532 end
533
534 else if create_identity <> None then begin
535 (* Create a new identity *)
536 create_identity_command (Option.get create_identity) identity_name reply_to
537 signature html_signature |> ignore
538 end
539 else if list_submissions then begin
540 (* Simulate listing submissions *)
541 Printf.printf "Recent submissions (last %d days):\n\n" days;
542 Printf.printf "sub1: [Final] Sent at 2023-01-15 10:30:45 (Email ID: email1, Recipients: 3)\n";
543 Printf.printf "sub2: [Final] Sent at 2023-01-14 08:15:22 (Email ID: email2, Recipients: 1)\n";
544 Printf.printf "sub3: [Pending] Sent at 2023-01-13 16:45:10 (Email ID: email3, Recipients: 5)\n"
545 end
546 else if show_submission <> None then begin
547 (* Simulate showing a specific submission *)
548 Printf.printf "Submission: %s\n" (Option.get show_submission);
549 Printf.printf " Status: Final\n";
550 Printf.printf " Sent at: 2023-01-15 10:30:45\n";
551 Printf.printf " Email ID: email1\n";
552 Printf.printf " Thread ID: thread1\n";
553 Printf.printf " Identity: id1\n";
554 Printf.printf " Envelope:\n";
555 Printf.printf " From: john@example.com\n";
556 Printf.printf " To: alice@example.com, bob@example.com, carol@example.com\n";
557 Printf.printf " Delivery Status:\n";
558 Printf.printf " alice@example.com: Delivered, Displayed\n";
559 Printf.printf " SMTP Reply: 250 OK\n";
560 Printf.printf " bob@example.com: Delivered, Unknown if displayed\n";
561 Printf.printf " SMTP Reply: 250 OK\n";
562 Printf.printf " carol@example.com: Failed\n";
563 Printf.printf " SMTP Reply: 550 Mailbox unavailable\n"
564 end
565 else if track_submission <> None then begin
566 (* Simulate tracking a submission *)
567 Printf.printf "Tracking delivery status for submission: %s\n\n" (Option.get track_submission);
568 Printf.printf "Submission %s: Final\n" (Option.get track_submission);
569 Printf.printf " Total recipients: 3\n";
570 Printf.printf " Delivered: 2\n";
571 Printf.printf " Failed: 1\n";
572 Printf.printf " Queued: 0\n"
573 end
574 else if cancel_submission <> None then begin
575 (* Simulate canceling a submission *)
576 Printf.printf "Canceling submission: %s\n" (Option.get cancel_submission);
577 Printf.printf "Submission has been canceled successfully.\n"
578 end
579 else
580 (* No specific command given, show help *)
581 begin
582 Printf.printf "Please specify a command. Use --help for options.\n";
583 Printf.printf "Example commands:\n";
584 Printf.printf " --list-identities List all email identities\n";
585 Printf.printf " --show-identity id1 Show details for identity 'id1'\n";
586 Printf.printf " --list-submissions List recent email submissions\n";
587 Printf.printf " --track sub1 Track delivery status for submission 'sub1'\n"
588 end);
589
590 (* Since we're only type checking, we'll exit with success *)
591 0
592
593(* Command definition *)
594let identity_cmd =
595 let doc = "monitor email identities and submissions using JMAP" in
596 let man = [
597 `S Manpage.s_description;
598 `P "Provides identity management and email submission tracking functionality.";
599 `P "Demonstrates JMAP's identity and email submission monitoring capabilities.";
600 `S Manpage.s_examples;
601 `P " $(mname) -h jmap.example.com -u user@example.com -p secret123 --list-identities";
602 `P " $(mname) -h jmap.example.com -u user@example.com -p secret123 --create-identity backup@example.com --name \"Backup Account\"";
603 `P " $(mname) -h jmap.example.com -u user@example.com -p secret123 --list-submissions --days 3";
604 `P " $(mname) -h jmap.example.com -u user@example.com -p secret123 --track sub12345 --format status-only";
605 ] in
606
607 let cmd =
608 Cmd.v
609 (Cmd.info "jmap-identity-monitor" ~version:"1.0" ~doc ~man)
610 Term.(const identity_command $ host_arg $ user_arg $ password_arg $
611 list_identities_arg $ show_identity_arg $ create_identity_arg $
612 identity_name_arg $ reply_to_arg $ signature_arg $ html_signature_arg $
613 list_submissions_arg $ show_submission_arg $ track_submission_arg $
614 pending_only_arg $ query_arg $ days_arg $ limit_arg $
615 cancel_submission_arg $ format_arg)
616 in
617 cmd
618
619(* Main entry point *)
620let () = exit (Cmd.eval' identity_cmd)