lanonna/pam/bin/main.ml

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open Datatypes
open Batteries
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open Utils
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let _MQ_CLIENT = "mq_client"
let _HTTP_CLIENT = "http_client"
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let generate_alert = function
(*
* if the deadline has passed: alert every day at noon
* else parse the alert
**)
| {due_date=None; _} -> None
| {due_date=Some date; body; _} ->
let now = Ptime_clock.now () in
let today = now |> Ptime.to_date in
Ptime.of_rfc3339 date
|> Ptime.rfc3339_string_error
|> Result.map (fun (timestamp, _, _) -> Ptime.to_date timestamp = today)
|> Option.some
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let http_client (repos: Config.repo_data list) =
let http_actor = Httpclient.init repos in
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let _ = print_endline "Initialized http client" in
let rec loop () =
let _ =
match Riot.receive () with
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| ListIssues ->
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Httpclient.make_get_request http_actor
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|> Result.map Datatypes.forgejo_issues
|> Result.map_error Datatypes.forgejo_error
|> Result.fold ~ok:identity ~error:identity
|> Riot.send_by_name ~name:_MQ_CLIENT
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| m -> unhandled m
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in
loop ()
in loop ()
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let mq_client (mq_url, mq_user, mq_password) =
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let pprint rem =
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[%string "%{rem.title}|%{rem.matrix_target}"]
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in
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let call_consumer { Amqp_client_lwt.Message.message = (_content, body); _ } =
Pamlog.error [%string "Received msg from rabbitmq: %{body}. PAM will ignore."]
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in
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let%lwt mq = Mq.init (mq_url, mq_user, mq_password) call_consumer in
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let rec loop () =
let%lwt _ = Lwt_unix.sleep 1.0 in
let _ =
try%lwt
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match Riot.receive ~after:one_second () with
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| ForgejoError err ->
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let _ = Pamlog.error [%string "Got error from Forgejo: %{err}"] in
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Mq.mq_publish mq err
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| ForgejoIssues reminders ->
let _ = [%string "Got reminders: %{Batteries.dump reminders}"] |> print_endline in
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let rems = List.map pprint reminders in
Mq.mq_publish_all mq rems
| m -> unhandled m
with | Riot.Receive_timeout -> Lwt.return_unit
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in
loop ()
in
loop ()
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let main (config: Config.config) =
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let open Riot in
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let http_client_pid = spawn (fun () -> http_client config.repos) in
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let mq_client_pid = spawn (fun () -> Lwt_main.run (mq_client (config.mq_url, config.mq_user, config.mq_password))) in
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let _ = Riot.register _HTTP_CLIENT http_client_pid in
let _ = Riot.register _MQ_CLIENT mq_client_pid
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in
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let timeout = 6.0 in
let rec loop_ () =
let _ = send http_client_pid ListIssues in
sleep timeout |> loop_
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in
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sleep timeout |> loop_
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let () =
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let config = Config.configuration () |> Result.fold ~error:exit2 ~ok:identity in
Riot.run (fun () -> main config)