This commit is contained in:
swrup 2026-02-17 13:01:09 +01:00
parent 79920eeff5
commit 77fd5653ad
2 changed files with 43 additions and 38 deletions

View file

@ -15,7 +15,7 @@ module type S = sig
val get_future_signkeys : unit -> Api.FutureSignKey.t list
val get_future_denominations : unit -> Api.FutureDenom.t list
val find_signkey : eddsa_pub -> Signkey.t option
val find_denomination : rsa_pub -> Denomination.t option
val find_denomination : denom_hash -> Denomination.t option
val certify_future_signkey :
eddsa_pub ->
@ -23,7 +23,7 @@ module type S = sig
(unit, string) result
val certify_future_denomination :
rsa_pub -> Signatures.DenominationKeyValidity.t -> (unit, string) result
denom_hash -> Signatures.DenominationKeyValidity.t -> (unit, string) result
val revoke_signkey :
eddsa_pub ->
@ -31,7 +31,7 @@ module type S = sig
(unit, string) result
val revoke_denomination :
rsa_pub ->
denom_hash ->
Signatures.MasterDenominationKeyRevocation.t ->
(unit, string) result
@ -41,6 +41,7 @@ end
module Make (Conn : Pg.CONN) = struct
open Syntax
open Crypto
module DenominationHash = Hash.DenominationHash
type sk = Signkey.t
type future_sk = Api.FutureSignKey.t
@ -52,14 +53,14 @@ module Make (Conn : Pg.CONN) = struct
sm_key: eddsa_priv;
sm_pubkey: eddsa_pub;
sk_ht: (eddsa_pub, sk) Hashtbl.t;
dn_ht: (rsa_pub, dn) Hashtbl.t;
dn_ht: (denom_hash, dn) Hashtbl.t;
sk_key_ht: (eddsa_pub, eddsa_priv) Hashtbl.t;
dn_key_ht: (rsa_pub, rsa_priv) Hashtbl.t;
dn_key_ht: (denom_hash, rsa_priv) Hashtbl.t;
future_sk_ht: (eddsa_pub, future_sk) Hashtbl.t;
future_dn_ht: (rsa_pub, future_dn) Hashtbl.t;
future_dn_ht: (denom_hash, future_dn) Hashtbl.t;
future_sk_key_ht: (eddsa_pub, eddsa_priv) Hashtbl.t;
future_dn_key_ht: (rsa_pub, rsa_priv) Hashtbl.t;
dn_section_name_ht: (rsa_pub, string) Hashtbl.t;
future_dn_key_ht: (denom_hash, rsa_priv) Hashtbl.t;
dn_section_name_ht: (denom_hash, string) Hashtbl.t;
}
let database_find_sk conn fname pub =
@ -72,8 +73,7 @@ module Make (Conn : Pg.CONN) = struct
(Fpath.to_string fname)
| Some sk_data -> Ok sk_data
let database_find_dn conn ~section_name pub =
let h_pub = Hash.DenominationHash.hash (RsaPublicKey.to_octets pub) in
let database_find_dn conn ~section_name h_pub =
let* opt = Pg.find_denom conn h_pub |> unwrap_err_caqti in
match opt with
| None ->
@ -139,9 +139,14 @@ module Make (Conn : Pg.CONN) = struct
let* l =
list_map
(fun (section_name, priv) ->
let pub = RsaPrivateKey.pub_of_priv priv in
let+ dn = database_find_dn conn ~section_name pub in
((pub, dn), (pub, priv)))
let h_pub =
priv
|> RsaPrivateKey.pub_of_priv
|> RsaPublicKey.to_octets
|> DenominationHash.hash
in
let+ dn = database_find_dn conn ~section_name h_pub in
((h_pub, dn), (h_pub, priv)))
dn_keys
in
let dn_ht, dn_key_ht =
@ -229,11 +234,10 @@ module Make (Conn : Pg.CONN) = struct
RsaDenominationKey.{ age_mask= 0; rsa_pub= pub }
in
let denom_pub = DenominationKey.Rsa rsa_denomination_key in
let h_pub = DenominationHash.hash (RsaPublicKey.to_octets pub) in
let denom_secmod_sig =
let open Signatures.DenominationKeyAnnouncement in
let h_denom_pub =
Hash.DenominationHash.hash (RsaPublicKey.to_octets pub)
in
let h_denom_pub = h_pub in
let h_section_name = Hash.Cstring.H64.hash section_name in
let anchor_time = stamp_start in
let duration_withdraw =
@ -259,8 +263,8 @@ module Make (Conn : Pg.CONN) = struct
denom_secmod_sig;
}
in
Hashtbl.replace t.future_dn_ht pub future_dn;
Hashtbl.replace t.future_dn_key_ht pub priv;
Hashtbl.replace t.future_dn_ht h_pub future_dn;
Hashtbl.replace t.future_dn_key_ht h_pub priv;
()
let make_new () =
@ -297,13 +301,14 @@ module Make (Conn : Pg.CONN) = struct
let sm_pubkey = t.sm_pubkey
let sign_with_sm_key s = sign_with_sm_key t s
let verify_with_sm_key s ~msg = EddsaSignature.verify ~key:t.sm_pubkey s ~msg
let sign_with_signkey ~pub s =
match Hashtbl.find_opt t.sk_key_ht pub with
| None -> Fmt.failwith "secmod failure: signkey not found."
| Some priv -> EddsaSignature.sign ~key:priv s
let verify_with_sm_key s ~msg = EddsaSignature.verify ~key:t.sm_pubkey s ~msg
let verify_with_master_key =
EddsaSignature.verify ~key:Config.master_public_key
@ -365,14 +370,15 @@ module Make (Conn : Pg.CONN) = struct
let* () = Pg.insert_signkey (module Conn) sk |> unwrap_err_caqti in
Ok ())
let certify_future_denomination pub master_sig =
let certify_future_denomination h_pub master_sig =
match
( Hashtbl.find_opt t.future_dn_ht pub,
Hashtbl.find_opt t.future_dn_key_ht pub )
( Hashtbl.find_opt t.future_dn_ht h_pub,
Hashtbl.find_opt t.future_dn_key_ht h_pub )
with
| None, _ | _, None -> Error "secmod failure: future signkey not found."
| None, _ | _, None ->
Error "secmod failure: future denomination not found."
| Some future_dn, Some priv -> (
match Hashtbl.find_opt t.dn_ht pub with
match Hashtbl.find_opt t.dn_ht h_pub with
| Some _dn ->
Error
"secmod failure: this denomination already has a master signature"
@ -385,7 +391,7 @@ module Make (Conn : Pg.CONN) = struct
stamp_expire_withdraw;
stamp_expire_deposit;
stamp_expire_legal;
denom_pub= _;
denom_pub;
fee_withdraw;
fee_deposit;
fee_refresh;
@ -394,15 +400,14 @@ module Make (Conn : Pg.CONN) = struct
} =
future_dn
in
(* TODO dn hash
need to compute it from denom_pub *)
let h_pub =
Hash.DenominationHash.hash (RsaPublicKey.to_octets pub)
let rsa_pub =
match denom_pub with
| Rsa Api.RsaDenominationKey.{ age_mask= _; rsa_pub } -> rsa_pub
in
let dn =
Denomination.
{
pub;
pub= rsa_pub;
value;
stamp_start;
stamp_expire_withdraw;
@ -418,11 +423,11 @@ module Make (Conn : Pg.CONN) = struct
revoked_sig= None;
}
in
Hashtbl.replace t.dn_ht pub dn;
Hashtbl.replace t.dn_key_ht pub priv;
Hashtbl.replace t.dn_section_name_ht pub section_name;
Hashtbl.remove t.future_dn_ht pub;
Hashtbl.remove t.future_dn_key_ht pub;
Hashtbl.replace t.dn_ht h_pub dn;
Hashtbl.replace t.dn_key_ht h_pub priv;
Hashtbl.replace t.dn_section_name_ht h_pub section_name;
Hashtbl.remove t.future_dn_ht h_pub;
Hashtbl.remove t.future_dn_key_ht h_pub;
let* () = Pg.insert_denom (module Conn) dn |> unwrap_err_caqti in
Ok ())

View file

@ -15,7 +15,7 @@ module type S = sig
val get_future_signkeys : unit -> Api.FutureSignKey.t list
val get_future_denominations : unit -> Api.FutureDenom.t list
val find_signkey : eddsa_pub -> Signkey.t option
val find_denomination : rsa_pub -> Denomination.t option
val find_denomination : denom_hash -> Denomination.t option
val certify_future_signkey :
eddsa_pub ->
@ -23,7 +23,7 @@ module type S = sig
(unit, string) result
val certify_future_denomination :
rsa_pub -> Signatures.DenominationKeyValidity.t -> (unit, string) result
denom_hash -> Signatures.DenominationKeyValidity.t -> (unit, string) result
val revoke_signkey :
eddsa_pub ->
@ -31,7 +31,7 @@ module type S = sig
(unit, string) result
val revoke_denomination :
rsa_pub ->
denom_hash ->
Signatures.MasterDenominationKeyRevocation.t ->
(unit, string) result