wip functorize secmod
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parent
0fed6735db
commit
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3 changed files with 394 additions and 349 deletions
667
src/secmod.ml
667
src/secmod.ml
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@ -1,4 +1,46 @@
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(* TODO
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module type S = sig
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open Crypto
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val sign_with_sm_key : string -> eddsa_sig
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val sign_with_signkey : pub:eddsa_pub -> string -> eddsa_sig
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val verify_with_master_key : eddsa_sig -> msg:string -> (unit, string) result
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val verify_with_sm_key : eddsa_sig -> msg:string -> (unit, string) result
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val verify_with_signkey :
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pub:eddsa_pub -> eddsa_sig -> msg:string -> (unit, string) result
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(* TODO query database instead? *)
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val get_sm_key_pub : unit -> eddsa_pub
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val get_signkeys_data : unit -> Signkey_data.t list
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val get_denoms_data : unit -> Denom_data.t list
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val find_signkey_data : eddsa_pub -> Signkey_data.t option
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val find_denom_data : denomination_hash -> Denom_data.t option
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val find_denom_section_name : denomination_hash -> string option
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(* - management operations - *)
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(* TODO
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problem of keeping db and secmod state syncronized
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do db interaction from secmod? *)
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val add_signkey_master_signatures :
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(eddsa_pub * Bin_sig.ExchangeSigningKeyValidity.t) list ->
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(unit, string) result
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val add_denom_master_signatures :
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(denomination_hash * Bin_sig.DenominationKeyValidity.t) list ->
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(unit, string) result
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val revoke_signkey :
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eddsa_pub -> Bin_sig.MasterSigningKeyRevocation.t -> (unit, string) result
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val revoke_denomination :
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denomination_hash ->
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Bin_sig.MasterDenominationKeyRevocation.t ->
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(unit, string) result
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end
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module Make (Conn : Pg.CONN) = struct
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(* TODO
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- key rotation
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- how many signkey to use?
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we just use 1 for now
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@ -6,335 +48,344 @@
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- something to refer to valid sk/dn
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- eddsa.ml with phantom type for key-kind + signed-data-kind *)
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open Syntax
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open Crypto
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open Syntax
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open Crypto
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type signkey = {
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priv: eddsa_priv;
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sk_data: Signkey_data.t;
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}
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type signkey = {
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priv: eddsa_priv;
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sk_data: Signkey_data.t;
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}
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type denom = {
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priv: rsa_priv;
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dn_data: Denom_data.t;
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}
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type denom = {
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priv: rsa_priv;
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dn_data: Denom_data.t;
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}
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type t = {
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lock: Miou.Mutex.t;
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sm_key_priv: eddsa_priv;
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sm_key_pub: eddsa_pub;
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sk_ht: (eddsa_pub, signkey) Hashtbl.t;
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dn_ht: (denomination_hash, denom) Hashtbl.t;
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dn_section_name_ht: (denomination_hash, string) Hashtbl.t;
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}
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type t = {
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lock: Miou.Mutex.t;
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sm_key_priv: eddsa_priv;
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sm_key_pub: eddsa_pub;
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sk_ht: (eddsa_pub, signkey) Hashtbl.t;
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dn_ht: (denomination_hash, denom) Hashtbl.t;
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dn_section_name_ht: (denomination_hash, string) Hashtbl.t;
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}
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(* note: don't expose a signing function if we want a real "security module" one day *)
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let sign_with_sm_key t s = EddsaSignature.sign ~key:t.sm_key_priv s
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let verify_with_sm_key t s ~msg = EddsaSignature.verify ~key:t.sm_key_pub s ~msg
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let dir = Fpath.(v "data" / "secmod ")
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let verify_with_master_key s ~msg =
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EddsaSignature.verify ~key:Config.master_public_key s ~msg
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let db_lookup_signkey_data conn fname priv =
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let pub = EddsaPrivateKey.pub_of_priv priv in
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let* opt = Pg.find_signkey conn pub in
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match opt with
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| None ->
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Fmt.error_msg
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"load_signkey error: no associated data found in database for \
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signkey `%s`."
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(Fpath.to_string fname)
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| Some sk_data -> Ok sk_data
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(* TODO
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let db_lookup_denom_data conn ~section_name priv =
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let pub = RsaPrivateKey.pub_of_priv priv in
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let h_pub = Bin_type.DenominationHash.hash (RsaPublicKey.to_octets pub) in
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let* opt = Pg.find_denom conn h_pub in
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match opt with
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| None ->
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Fmt.error_msg
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"load_denom error no associated metadata found in database for \
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denomination `%s`."
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section_name
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| Some dn_data -> Ok dn_data
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let load_signkey conn fname =
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let* opt = Data_file.read_eddsa fname in
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match opt with
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| None -> Ok None
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| Some priv ->
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let* sk_data = db_lookup_signkey_data conn fname priv in
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let signkey = { priv; sk_data } in
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Ok (Some signkey)
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let load conn =
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let error_invalid_state =
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Fmt.error_msg "secmod load error: invalid store state."
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in
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let* sm_key_priv = Data_file.read_eddsa Fpath.(dir / "sm_key") in
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let* signkeys =
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let l = List.init 1 (fun i -> Fpath.(dir / string_of_int i)) in
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let* l = list_map (fun fname -> load_signkey conn fname) l in
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match opt_list l with Error () -> error_invalid_state | Ok opt -> Ok opt
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in
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let dn_section_name_ht = Hashtbl.create 0xff in
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let* denoms =
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let* l =
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let open Config.Coin in
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list_map
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(fun coin ->
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let section_name = coin.section_name in
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let fname = Fpath.(dir / section_name) in
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let* opt = Data_file.read_rsa fname in
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match opt with
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| None -> Ok None
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| Some priv ->
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(* todo: could check that coin config match db values *)
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let* dn_data = db_lookup_denom_data conn ~section_name priv in
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Hashtbl.replace dn_section_name_ht dn_data.h_pub section_name;
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let denom = { priv; dn_data } in
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Ok (Some denom))
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all_coins
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in
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match Syntax.opt_list l with
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| Error () -> error_invalid_state
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| Ok opt -> Ok opt
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in
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match (sm_key_priv, signkeys, denoms) with
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| None, None, None -> Ok None
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| Some sm_key_priv, Some signkeys, Some denoms ->
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let sm_key_pub = EddsaPrivateKey.pub_of_priv sm_key_priv in
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let lock = Miou.Mutex.create () in
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let sk_ht =
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signkeys
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|> List.map (fun v -> (v.sk_data.pub, v))
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|> List.to_seq
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|> Hashtbl.of_seq
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in
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let dn_ht =
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denoms
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|> List.map (fun v -> (v.dn_data.h_pub, v))
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|> List.to_seq
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|> Hashtbl.of_seq
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in
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Ok
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(Some
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{ lock; sm_key_priv; sm_key_pub; sk_ht; dn_ht; dn_section_name_ht })
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| _, _, _ -> error_invalid_state
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let make_new_signkey () =
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let stamp_start = Ptime_clock.now () |> Option.some in
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let stamp_expire =
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Timestamp.add_span_exn stamp_start
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(Some Config.Exchange.signkey_legal_duration)
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in
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let stamp_end = stamp_expire in
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let priv, pub = Mirage_crypto_ec.Ed25519.generate () in
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let master_sig = None in
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let revoked_sig = None in
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let sk_data =
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Signkey_data.
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{ pub; stamp_start; stamp_expire; stamp_end; master_sig; revoked_sig }
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in
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{ priv; sk_data }
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let make_new_denom
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Config.Coin.
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{
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section_name= _;
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value;
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duration_withdraw;
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duration_spend;
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duration_legal;
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fee_withdraw;
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fee_deposit;
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fee_refresh;
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fee_refund;
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cipher;
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rsa_keysize;
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age_restricted= _;
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} =
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assert (cipher = `RSA);
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let stamp_start = Ptime_clock.now () |> Option.some in
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let stamp_expire_withdraw =
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Timestamp.add_span_exn stamp_start (Some duration_withdraw)
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in
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let stamp_expire_deposit =
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Timestamp.add_span_exn stamp_start (Some duration_spend)
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in
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let stamp_expire_legal =
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Timestamp.add_span_exn stamp_start (Some duration_legal)
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in
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let priv, pub = RsaPrivateKey.generate ~bits:rsa_keysize () in
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let h_pub = Bin_type.DenominationHash.hash (RsaPublicKey.to_octets pub) in
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let master_sig = None in
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let revoked_sig = None in
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let dn_data =
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Denom_data.
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{
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pub;
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value;
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stamp_start;
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stamp_expire_withdraw;
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stamp_expire_deposit;
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stamp_expire_legal;
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fee_withdraw;
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fee_deposit;
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fee_refresh;
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fee_refund;
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age_mask= 0;
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h_pub;
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master_sig;
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revoked_sig;
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}
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in
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{ priv; dn_data }
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let make_new () =
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let lock = Miou.Mutex.create () in
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let sm_key_priv, sm_key_pub = Mirage_crypto_ec.Ed25519.generate () in
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let sk_ht =
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[ make_new_signkey () ]
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|> List.map (fun v -> (v.sk_data.pub, v))
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|> List.to_seq
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|> Hashtbl.of_seq
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in
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let dn_section_name_ht = Hashtbl.create 0xff in
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let dn_ht =
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Config.Coin.all_coins
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|> List.map (fun coin ->
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let denom = make_new_denom coin in
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Hashtbl.replace dn_section_name_ht denom.dn_data.h_pub
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coin.section_name;
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(denom.dn_data.h_pub, denom))
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|> List.to_seq
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|> Hashtbl.of_seq
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in
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{ lock; sm_key_priv; sm_key_pub; sk_ht; dn_ht; dn_section_name_ht }
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let t =
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match load (module Conn) with
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| Ok None ->
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let t = make_new () in
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Logs.info (fun m -> m "secmod initialized with fresh keys");
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t
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| Ok (Some v) ->
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Logs.info (fun m -> m "secmod initialized from storage");
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v
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| Error _ ->
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(* TODO error: pretty print *)
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Fmt.failwith "secmod init failure."
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(* note: don't expose a signing function if we want a real "security module" one day *)
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let sign_with_sm_key s = EddsaSignature.sign ~key:t.sm_key_priv s
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let verify_with_sm_key s ~msg = EddsaSignature.verify ~key:t.sm_key_pub s ~msg
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let verify_with_master_key s ~msg =
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EddsaSignature.verify ~key:Config.master_public_key s ~msg
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(* TODO
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- do something to force `pub` to be one of the valid signkey
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how to handle revocation?
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raise exn for now *)
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let sign_with_signkey t ~pub s =
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Miou.Mutex.protect t.lock @@ fun () ->
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match Hashtbl.find_opt t.sk_ht pub with
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| None -> Fmt.failwith "secmod failure: public key not found."
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| Some signkey ->
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let v = EddsaSignature.sign ~key:signkey.priv s in
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v
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let sign_with_signkey ~pub s =
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Miou.Mutex.protect t.lock @@ fun () ->
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match Hashtbl.find_opt t.sk_ht pub with
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| None -> Fmt.failwith "secmod failure: public key not found."
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| Some signkey ->
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let v = EddsaSignature.sign ~key:signkey.priv s in
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v
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let verify_with_signkey t ~pub s ~msg =
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Miou.Mutex.protect t.lock @@ fun () ->
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match Hashtbl.find_opt t.sk_ht pub with
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| None -> Error "secmod failure: public key not found."
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| Some signkey -> EddsaSignature.verify ~key:signkey.sk_data.pub s ~msg
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let verify_with_signkey ~pub s ~msg =
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Miou.Mutex.protect t.lock @@ fun () ->
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match Hashtbl.find_opt t.sk_ht pub with
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| None -> Error "secmod failure: public key not found."
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| Some signkey -> EddsaSignature.verify ~key:signkey.sk_data.pub s ~msg
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let get_sm_key_pub t = t.sm_key_pub
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let get_sm_key_pub () = t.sm_key_pub
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let get_signkeys t =
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Miou.Mutex.protect t.lock @@ fun () ->
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Hashtbl.to_seq_values t.sk_ht |> List.of_seq
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let get_signkeys () =
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Miou.Mutex.protect t.lock @@ fun () ->
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Hashtbl.to_seq_values t.sk_ht |> List.of_seq
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let get_denoms t =
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Miou.Mutex.protect t.lock @@ fun () ->
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Hashtbl.to_seq_values t.dn_ht |> List.of_seq
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let get_denoms () =
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Miou.Mutex.protect t.lock @@ fun () ->
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Hashtbl.to_seq_values t.dn_ht |> List.of_seq
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let find_signkey t pub =
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Miou.Mutex.protect t.lock @@ fun () -> Hashtbl.find_opt t.sk_ht pub
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let find_signkey pub =
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Miou.Mutex.protect t.lock @@ fun () -> Hashtbl.find_opt t.sk_ht pub
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let find_denom t h_denom =
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Miou.Mutex.protect t.lock @@ fun () -> Hashtbl.find_opt t.dn_ht h_denom
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let find_denom h_denom =
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Miou.Mutex.protect t.lock @@ fun () -> Hashtbl.find_opt t.dn_ht h_denom
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let get_signkeys_data t = get_signkeys t |> List.map (fun v -> v.sk_data)
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let get_denoms_data t = get_denoms t |> List.map (fun v -> v.dn_data)
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let get_signkeys_data () = get_signkeys () |> List.map (fun v -> v.sk_data)
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let get_denoms_data () = get_denoms () |> List.map (fun v -> v.dn_data)
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let find_signkey_data t pub =
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find_signkey t pub |> Option.map (fun v -> v.sk_data)
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let find_signkey_data pub =
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find_signkey pub |> Option.map (fun v -> v.sk_data)
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let find_denom_data t h_denom =
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find_denom t h_denom |> Option.map (fun v -> v.dn_data)
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let find_denom_data h_denom =
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find_denom h_denom |> Option.map (fun v -> v.dn_data)
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let find_denom_section_name t h_denom =
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Miou.Mutex.protect t.lock @@ fun () ->
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Hashtbl.find_opt t.dn_section_name_ht h_denom
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let find_denom_section_name h_denom =
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Miou.Mutex.protect t.lock @@ fun () ->
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Hashtbl.find_opt t.dn_section_name_ht h_denom
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let add_signkey_master_signatures conn t l =
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Miou.Mutex.protect t.lock @@ fun () ->
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list_iter
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(fun (pub, master_sig) ->
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match Hashtbl.find_opt t.sk_ht pub with
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| None -> Error "secmod failure: public key not found."
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| Some signkey ->
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let sk_data = { signkey.sk_data with master_sig= Some master_sig } in
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let signkey = { signkey with sk_data } in
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let* () = Pg.insert_signkey conn sk_data |> unwrap_err_caqti in
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Hashtbl.replace t.sk_ht pub signkey;
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Ok ())
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l
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let add_signkey_master_signatures l =
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Miou.Mutex.protect t.lock @@ fun () ->
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list_iter
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(fun (pub, master_sig) ->
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match Hashtbl.find_opt t.sk_ht pub with
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| None -> Error "secmod failure: public key not found."
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| Some signkey ->
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let sk_data =
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{ signkey.sk_data with master_sig= Some master_sig }
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in
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let signkey = { signkey with sk_data } in
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let* () =
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Pg.insert_signkey (module Conn) sk_data |> unwrap_err_caqti
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in
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Hashtbl.replace t.sk_ht pub signkey;
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Ok ())
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l
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let add_denom_master_signatures conn t l =
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Miou.Mutex.protect t.lock @@ fun () ->
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list_iter
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(fun (h_denom_pub, master_sig) ->
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match Hashtbl.find_opt t.dn_ht h_denom_pub with
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| None -> Error "secmod failure: denomination hash not found."
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| Some denom ->
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let dn_data = { denom.dn_data with master_sig= Some master_sig } in
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let denom = { denom with dn_data } in
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let* () = Pg.insert_denom conn dn_data |> unwrap_err_caqti in
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Hashtbl.replace t.dn_ht h_denom_pub denom;
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Ok ())
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l
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let add_denom_master_signatures l =
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Miou.Mutex.protect t.lock @@ fun () ->
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list_iter
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(fun (h_denom_pub, master_sig) ->
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match Hashtbl.find_opt t.dn_ht h_denom_pub with
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| None -> Error "secmod failure: denomination hash not found."
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| Some denom ->
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let dn_data = { denom.dn_data with master_sig= Some master_sig } in
|
||||
let denom = { denom with dn_data } in
|
||||
let* () =
|
||||
Pg.insert_denom (module Conn) dn_data |> unwrap_err_caqti
|
||||
in
|
||||
Hashtbl.replace t.dn_ht h_denom_pub denom;
|
||||
Ok ())
|
||||
l
|
||||
|
||||
let revoke_signkey t exchange_pub revoked_sig =
|
||||
Miou.Mutex.protect t.lock @@ fun () ->
|
||||
match Hashtbl.find_opt t.sk_ht exchange_pub with
|
||||
| None -> Error "secmod failure: denomination hash not found."
|
||||
| Some signkey ->
|
||||
let sk_data = { signkey.sk_data with revoked_sig= Some revoked_sig } in
|
||||
let signkey = { signkey with sk_data } in
|
||||
Hashtbl.replace t.sk_ht exchange_pub signkey;
|
||||
Ok ()
|
||||
let revoke_signkey exchange_pub revoked_sig =
|
||||
Miou.Mutex.protect t.lock @@ fun () ->
|
||||
match Hashtbl.find_opt t.sk_ht exchange_pub with
|
||||
| None -> Error "secmod failure: denomination hash not found."
|
||||
| Some signkey ->
|
||||
let sk_data = { signkey.sk_data with revoked_sig= Some revoked_sig } in
|
||||
let signkey = { signkey with sk_data } in
|
||||
Hashtbl.replace t.sk_ht exchange_pub signkey;
|
||||
Ok ()
|
||||
|
||||
let revoke_denomination t h_denom_pub revoked_sig =
|
||||
Miou.Mutex.protect t.lock @@ fun () ->
|
||||
match Hashtbl.find_opt t.dn_ht h_denom_pub with
|
||||
| None -> Error "secmod failure: denomination hash not found."
|
||||
| Some denom ->
|
||||
let dn_data = { denom.dn_data with revoked_sig= Some revoked_sig } in
|
||||
let denom = { denom with dn_data } in
|
||||
Hashtbl.replace t.dn_ht h_denom_pub denom;
|
||||
Ok ()
|
||||
let revoke_denomination h_denom_pub revoked_sig =
|
||||
Miou.Mutex.protect t.lock @@ fun () ->
|
||||
match Hashtbl.find_opt t.dn_ht h_denom_pub with
|
||||
| None -> Error "secmod failure: denomination hash not found."
|
||||
| Some denom ->
|
||||
let dn_data = { denom.dn_data with revoked_sig= Some revoked_sig } in
|
||||
let denom = { denom with dn_data } in
|
||||
Hashtbl.replace t.dn_ht h_denom_pub denom;
|
||||
Ok ()
|
||||
|
||||
let dir = Fpath.(v "data" / "secmod ")
|
||||
|
||||
let db_lookup_signkey_data conn fname priv =
|
||||
let pub = EddsaPrivateKey.pub_of_priv priv in
|
||||
let* opt = Pg.find_signkey conn pub in
|
||||
match opt with
|
||||
| None ->
|
||||
Fmt.error_msg
|
||||
"load_signkey error: no associated data found in database for signkey \
|
||||
`%s`."
|
||||
(Fpath.to_string fname)
|
||||
| Some sk_data -> Ok sk_data
|
||||
|
||||
let db_lookup_denom_data conn ~section_name priv =
|
||||
let pub = RsaPrivateKey.pub_of_priv priv in
|
||||
let h_pub = Bin_type.DenominationHash.hash (RsaPublicKey.to_octets pub) in
|
||||
let* opt = Pg.find_denom conn h_pub in
|
||||
match opt with
|
||||
| None ->
|
||||
Fmt.error_msg
|
||||
"load_denom error no associated metadata found in database for \
|
||||
denomination `%s`."
|
||||
section_name
|
||||
| Some dn_data -> Ok dn_data
|
||||
|
||||
let load_signkey conn fname =
|
||||
let* opt = Data_file.read_eddsa fname in
|
||||
match opt with
|
||||
| None -> Ok None
|
||||
| Some priv ->
|
||||
let* sk_data = db_lookup_signkey_data conn fname priv in
|
||||
let signkey = { priv; sk_data } in
|
||||
Ok (Some signkey)
|
||||
|
||||
let _store t =
|
||||
let* () = Data_file.write_eddsa Fpath.(dir / "sm_key") t.sm_key_priv in
|
||||
let* () =
|
||||
get_signkeys t
|
||||
|> List.mapi (fun i (key : signkey) ->
|
||||
let fname = Fpath.(dir / string_of_int i) in
|
||||
(fname, key.priv))
|
||||
|> list_iter (fun (fname, key) -> Data_file.write_eddsa fname key)
|
||||
in
|
||||
let* () =
|
||||
get_denoms t
|
||||
|> List.mapi (fun i (key : denom) ->
|
||||
let fname = Fpath.(dir / string_of_int i) in
|
||||
(fname, key.priv))
|
||||
|> list_iter (fun (fname, key) -> Data_file.write_rsa fname key)
|
||||
in
|
||||
Ok ()
|
||||
|
||||
let load conn =
|
||||
let error_invalid_state =
|
||||
Fmt.error_msg "secmod load error: invalid store state."
|
||||
in
|
||||
let* sm_key_priv = Data_file.read_eddsa Fpath.(dir / "sm_key") in
|
||||
let* signkeys =
|
||||
let l = List.init 1 (fun i -> Fpath.(dir / string_of_int i)) in
|
||||
let* l = list_map (fun fname -> load_signkey conn fname) l in
|
||||
match opt_list l with Error () -> error_invalid_state | Ok opt -> Ok opt
|
||||
in
|
||||
let dn_section_name_ht = Hashtbl.create 0xff in
|
||||
let* denoms =
|
||||
let* l =
|
||||
let open Config.Coin in
|
||||
list_map
|
||||
(fun coin ->
|
||||
let section_name = coin.section_name in
|
||||
let fname = Fpath.(dir / section_name) in
|
||||
let* opt = Data_file.read_rsa fname in
|
||||
match opt with
|
||||
| None -> Ok None
|
||||
| Some priv ->
|
||||
(* todo: could check that coin config match db values *)
|
||||
let* dn_data = db_lookup_denom_data conn ~section_name priv in
|
||||
Hashtbl.replace dn_section_name_ht dn_data.h_pub section_name;
|
||||
let denom = { priv; dn_data } in
|
||||
Ok (Some denom))
|
||||
all_coins
|
||||
(* TODO *)
|
||||
let _store t =
|
||||
let* () = Data_file.write_eddsa Fpath.(dir / "sm_key") t.sm_key_priv in
|
||||
let* () =
|
||||
get_signkeys ()
|
||||
|> List.mapi (fun i (key : signkey) ->
|
||||
let fname = Fpath.(dir / string_of_int i) in
|
||||
(fname, key.priv))
|
||||
|> list_iter (fun (fname, key) -> Data_file.write_eddsa fname key)
|
||||
in
|
||||
match Syntax.opt_list l with
|
||||
| Error () -> error_invalid_state
|
||||
| Ok opt -> Ok opt
|
||||
in
|
||||
match (sm_key_priv, signkeys, denoms) with
|
||||
| None, None, None -> Ok None
|
||||
| Some sm_key_priv, Some signkeys, Some denoms ->
|
||||
let sm_key_pub = EddsaPrivateKey.pub_of_priv sm_key_priv in
|
||||
let lock = Miou.Mutex.create () in
|
||||
let sk_ht =
|
||||
signkeys
|
||||
|> List.map (fun v -> (v.sk_data.pub, v))
|
||||
|> List.to_seq
|
||||
|> Hashtbl.of_seq
|
||||
in
|
||||
let dn_ht =
|
||||
denoms
|
||||
|> List.map (fun v -> (v.dn_data.h_pub, v))
|
||||
|> List.to_seq
|
||||
|> Hashtbl.of_seq
|
||||
in
|
||||
Ok
|
||||
(Some
|
||||
{ lock; sm_key_priv; sm_key_pub; sk_ht; dn_ht; dn_section_name_ht })
|
||||
| _, _, _ -> error_invalid_state
|
||||
|
||||
let make_new_signkey () =
|
||||
let stamp_start = Ptime_clock.now () |> Option.some in
|
||||
let stamp_expire =
|
||||
Timestamp.add_span_exn stamp_start
|
||||
(Some Config.Exchange.signkey_legal_duration)
|
||||
in
|
||||
let stamp_end = stamp_expire in
|
||||
let priv, pub = Mirage_crypto_ec.Ed25519.generate () in
|
||||
let master_sig = None in
|
||||
let revoked_sig = None in
|
||||
let sk_data =
|
||||
Signkey_data.
|
||||
{ pub; stamp_start; stamp_expire; stamp_end; master_sig; revoked_sig }
|
||||
in
|
||||
{ priv; sk_data }
|
||||
|
||||
let make_new_denom
|
||||
Config.Coin.
|
||||
{
|
||||
section_name= _;
|
||||
value;
|
||||
duration_withdraw;
|
||||
duration_spend;
|
||||
duration_legal;
|
||||
fee_withdraw;
|
||||
fee_deposit;
|
||||
fee_refresh;
|
||||
fee_refund;
|
||||
cipher;
|
||||
rsa_keysize;
|
||||
age_restricted= _;
|
||||
} =
|
||||
assert (cipher = `RSA);
|
||||
let stamp_start = Ptime_clock.now () |> Option.some in
|
||||
let stamp_expire_withdraw =
|
||||
Timestamp.add_span_exn stamp_start (Some duration_withdraw)
|
||||
in
|
||||
let stamp_expire_deposit =
|
||||
Timestamp.add_span_exn stamp_start (Some duration_spend)
|
||||
in
|
||||
let stamp_expire_legal =
|
||||
Timestamp.add_span_exn stamp_start (Some duration_legal)
|
||||
in
|
||||
let priv, pub = RsaPrivateKey.generate ~bits:rsa_keysize () in
|
||||
let h_pub = Bin_type.DenominationHash.hash (RsaPublicKey.to_octets pub) in
|
||||
let master_sig = None in
|
||||
let revoked_sig = None in
|
||||
let dn_data =
|
||||
Denom_data.
|
||||
{
|
||||
pub;
|
||||
value;
|
||||
stamp_start;
|
||||
stamp_expire_withdraw;
|
||||
stamp_expire_deposit;
|
||||
stamp_expire_legal;
|
||||
fee_withdraw;
|
||||
fee_deposit;
|
||||
fee_refresh;
|
||||
fee_refund;
|
||||
age_mask= 0;
|
||||
h_pub;
|
||||
master_sig;
|
||||
revoked_sig;
|
||||
}
|
||||
in
|
||||
{ priv; dn_data }
|
||||
|
||||
let make_new () =
|
||||
let lock = Miou.Mutex.create () in
|
||||
let sm_key_priv, sm_key_pub = Mirage_crypto_ec.Ed25519.generate () in
|
||||
let sk_ht =
|
||||
[ make_new_signkey () ]
|
||||
|> List.map (fun v -> (v.sk_data.pub, v))
|
||||
|> List.to_seq
|
||||
|> Hashtbl.of_seq
|
||||
in
|
||||
let dn_section_name_ht = Hashtbl.create 0xff in
|
||||
let dn_ht =
|
||||
Config.Coin.all_coins
|
||||
|> List.map (fun coin ->
|
||||
let denom = make_new_denom coin in
|
||||
Hashtbl.replace dn_section_name_ht denom.dn_data.h_pub coin.section_name;
|
||||
(denom.dn_data.h_pub, denom))
|
||||
|> List.to_seq
|
||||
|> Hashtbl.of_seq
|
||||
in
|
||||
{ lock; sm_key_priv; sm_key_pub; sk_ht; dn_ht; dn_section_name_ht }
|
||||
|
||||
let init conn =
|
||||
match load conn with
|
||||
| Ok None ->
|
||||
let t = make_new () in
|
||||
Logs.info (fun m -> m "secmod initialized with fresh keys");
|
||||
t
|
||||
| Ok (Some v) ->
|
||||
Logs.info (fun m -> m "secmod initialized from storage");
|
||||
v
|
||||
| Error _ ->
|
||||
(* TODO error: pretty print *)
|
||||
Fmt.failwith "secmod init failure."
|
||||
let* () =
|
||||
get_denoms ()
|
||||
|> List.mapi (fun i (key : denom) ->
|
||||
let fname = Fpath.(dir / string_of_int i) in
|
||||
(fname, key.priv))
|
||||
|> list_iter (fun (fname, key) -> Data_file.write_rsa fname key)
|
||||
in
|
||||
Ok ()
|
||||
end
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue