reynir/albatross
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This commit is contained in:
Hannes Mehnert 2018-10-26 23:23:17 +02:00
parent 7bbfb2e9fa
commit 1d999e47bf
1 changed files with 29 additions and 15 deletions
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44
app/vmmp_sign.ml
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@ -4,16 +4,24 @@ open Vmm_provision
open Rresult.R.Infix
let sign dbname cacert key csr days =
let ri = X509.CA.info csr in
Logs.app (fun m -> m "signing certificate with subject %s"
(X509.distinguished_name_to_string ri.X509.CA.subject)) ;
let issuer = X509.subject cacert in
(* TODO: handle version mismatch of the delegation cert specially here *)
(* TODO: check delegation! *)
let l_exts =
[ (true, `Key_usage [ `Digital_signature ; `Key_encipherment ])
; (true, `Basic_constraints (false, None))
; (true, `Ext_key_usage [`Client_auth]) ]
let d_exts ?len () =
[ (true, (`Basic_constraints (true, len)))
; (true, (`Key_usage [ `Key_cert_sign ; `CRL_sign ; `Digital_signature ; `Content_commitment ])) ]
let s_exts =
[ (true, `Key_usage [ `Digital_signature ; `Key_encipherment ])
; (true, `Basic_constraints (false, None))
; (true, `Ext_key_usage [`Server_auth]) ]
let albatross_extension csr =
let req_exts =
match
List.find (function `Extensions _ -> true | _ -> false) ri.X509.CA.extensions
List.find (function `Extensions _ -> true | _ -> false) X509.CA.((info csr).extensions)
with
| exception Not_found -> []
| `Extensions x -> x
@ -25,7 +33,18 @@ let sign dbname cacert key csr days =
| _ -> false)
req_exts
with
| [ (_, `Unsupported (_, v)) as ext ] ->
| [ (_, `Unsupported (_, v)) as ext ] -> Ok (ext, v)
| _ -> Error (`Msg "couldn't find albatross extension in CSR")
let sign dbname cacert key csr days =
let ri = X509.CA.info csr in
Logs.app (fun m -> m "signing certificate with subject %s"
(X509.distinguished_name_to_string ri.X509.CA.subject)) ;
let issuer = X509.subject cacert in
(* TODO: handle version mismatch of the delegation cert specially here *)
(* TODO: check delegation! *)
match albatross_extension csr with
| Ok (ext, v) ->
Vmm_asn.cert_extension_of_cstruct v >>= fun (version, cmd) ->
(if Vmm_commands.version_eq version asn_version then
Ok ()
@ -35,7 +54,7 @@ let sign dbname cacert key csr days =
Logs.app (fun m -> m "signing %a" Vmm_commands.pp cmd) ;
Ok (ext :: l_exts) >>= fun extensions ->
sign ~dbname extensions issuer key csr (Duration.of_day days)
| _ -> Error (`Msg "none or multiple albatross extensions found")
| Error e -> Error e
let jump _ db cacert cakey csrname days =
Nocrypto_entropy_unix.initialize () ;
@ -76,11 +95,6 @@ open Vmm_provision
open Rresult.R.Infix
let s_exts =
[ (true, `Key_usage [ `Digital_signature ; `Key_encipherment ])
; (true, `Basic_constraints (false, None))
; (true, `Ext_key_usage [`Server_auth]) ]
let jump _ name db days sname sdays =
Nocrypto_entropy_unix.initialize () ;
match