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test_rfc6287.ml
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open OUnit2
(* test vectors from "Appendix C. Test Vectors" of OCRA RFC *)
open Rfc6287
open Rresult
let key k =
let s = match k with
| `K20 -> "3132333435363738393031323334353637383930"
| `K32 -> "313233343536373839303132333435363738393031323" ^
"3343536373839303132"
| `K64 -> "313233343536373839303132333435363738393031323" ^
"334353637383930313233343536373839303132333435" ^
"36373839303132333435363738393031323334" in
Hex.to_cstruct (`Hex s)
let pinhash_d = `Digest (Mirage_crypto.Hash.SHA1.digest (Cstruct.of_string "1234"))
let pinhash = `String "1234"
let timestamp = `Int64 0x132d0b6L
let suitestring ctx =
let open OUnitTest in
string_of_node (List.hd ctx.path)
let suite ctx =
R.get_ok (t_of_string (suitestring ctx))
let istr l i =
let c = char_of_int (i + (int_of_char '0')) in
String.make l c
let assert_cs_eq_s s cs =
assert_equal s (Cstruct.to_string cs)
let known_answer =
let o1 ctx =
let suite, key = suite ctx, key `K20 in
let l = ["237653"; "243178"; "653583"; "740991"; "608993"; "388898";
"816933"; "224598"; "750600"; "294470"] in
List.iteri (fun i r ->
let q = istr 8 i in
let o = R.get_ok (gen suite ~key ~q) in
assert_cs_eq_s r o) l in
let o2 ctx =
let suite, key, p, q = suite ctx, key `K32, pinhash, "12345678" in
let l = ["65347737"; "86775851"; "78192410"; "71565254"; "10104329";
"65983500"; "70069104"; "91771096"; "75011558"; "08522129"] in
List.iteri (fun i r ->
let c = Int64.of_int i in
let o = R.get_ok (gen suite ~key ~c ~p ~q) in
assert_cs_eq_s r o) l in
let o3 ctx =
let suite, key, p = suite ctx, key `K32, pinhash in
let l = ["83238735"; "01501458"; "17957585"; "86776967"; "86807031"] in
List.iteri (fun i r ->
let q = istr 8 i in
let o = R.get_ok (gen suite ~key ~p ~q) in
assert_cs_eq_s r o) l in
let o4 ctx =
let suite, key = suite ctx, key `K64 in
let l = ["07016083"; "63947962"; "70123924"; "25341727"; "33203315";
"34205738"; "44343969"; "51946085"; "20403879"; "31409299"] in
List.iteri (fun i r ->
let c = Int64.of_int i in
let q = istr 8 i in
let o = R.get_ok (gen suite ~key ~c ~q) in
assert_cs_eq_s r o) l in
let o5 ctx =
let suite, key, t = suite ctx, key `K64, timestamp in
let l =["95209754"; "55907591"; "22048402"; "24218844"; "36209546"] in
List.iteri (fun i r ->
let q = istr 8 i in
let o = R.get_ok (gen suite ~key ~t ~q) in
assert_cs_eq_s r o) l in
let s1 ctx =
let suite, key = suite ctx, key `K32 in
let l = [("SIG10000","53095496");
("SIG11000","04110475");
("SIG12000","31331128");
("SIG13000","76028668");
("SIG14000","46554205")] in
List.iter (fun (q, r) ->
let o = R.get_ok (gen suite ~key ~q) in
assert_cs_eq_s r o) l in
let s2 ctx =
let suite, key, t = suite ctx, key `K64, timestamp in
let l = [("SIG1000000","77537423");
("SIG1100000","31970405");
("SIG1200000","10235557");
("SIG1300000","95213541");
("SIG1400000","65360607")] in
List.iter (fun (q, r) ->
let o = R.get_ok (gen suite ~key ~t ~q) in
assert_cs_eq_s r o) l in
let m1 ctx =
let suite, key = suite ctx, key `K32 in
let l = [("CLI22220SRV11110","28247970");
("CLI22221SRV11111","01984843");
("CLI22222SRV11112","65387857");
("CLI22223SRV11113","03351211");
("CLI22224SRV11114","83412541");
("SRV11110CLI22220","15510767");
("SRV11111CLI22221","90175646");
("SRV11112CLI22222","33777207");
("SRV11113CLI22223","95285278");
("SRV11114CLI22224","28934924")] in
List.iter (fun (q, r) ->
let o = R.get_ok (gen suite ~key ~q) in
assert_cs_eq_s r o) l in
let m2 ctx =
let suite, key = suite ctx, key `K64 in
let l = [("CLI22220SRV11110","79496648");
("CLI22221SRV11111","76831980");
("CLI22222SRV11112","12250499");
("CLI22223SRV11113","90856481");
("CLI22224SRV11114","12761449")] in
List.iter (fun (q, r) ->
let o = R.get_ok (gen suite ~key ~q) in
assert_cs_eq_s r o) l in
let m3 ctx =
let suite, key, p = suite ctx, key `K64, pinhash_d in
let l = [("SRV11110CLI22220","18806276");
("SRV11111CLI22221","70020315");
("SRV11112CLI22222","01600026");
("SRV11113CLI22223","18951020");
("SRV11114CLI22224","32528969")] in
List.iter (fun (q, r) ->
let o = R.get_ok (gen suite ~key ~p ~q) in
assert_cs_eq_s r o) l in
["one_way" >::: ["OCRA-1:HOTP-SHA1-6:QN08" >::o1;
"OCRA-1:HOTP-SHA256-8:C-QN08-PSHA1" >:: o2;
"OCRA-1:HOTP-SHA256-8:QN08-PSHA1" >:: o3;
"OCRA-1:HOTP-SHA512-8:C-QN08" >:: o4;
"OCRA-1:HOTP-SHA512-8:QN08-T1M" >:: o5;];
"signature" >::: ["OCRA-1:HOTP-SHA256-8:QA08" >::s1;
"OCRA-1:HOTP-SHA512-8:QA10-T1M" >:: s2];
"mutual" >::: ["OCRA-1:HOTP-SHA256-8:QA08" >:: m1;
"OCRA-1:HOTP-SHA512-8:QA08" >:: m2;
"OCRA-1:HOTP-SHA512-8:QA08-PSHA1" >:: m3]]
let coverage =
let invalid_suite ctx =
assert_equal
Invalid_suite_string (R.get_error (t_of_string (suitestring ctx))) in
let string_of_t ctx =
let ss = suitestring ctx in
let s = suite ctx in
assert_equal ss (string_of_t s) in
let di_of_t ctx =
let s = suite ctx in
let di = di_of_t s in
assert_equal true di.c in
let challenge0 ctx =
let s = suite ctx in
let _ = challenge s in () in
let gen1 x ctx =
let suite, key, q = suite ctx, key `K32, "6e6ec0469f5ec369a092" in
assert_equal (R.get_error (gen suite ~key ~q))
(DataInput ("suite requires " ^ x)) in
let gen_no_c ctx =
let suite, key, q = suite ctx, key `K32, "6e6ec0469f5ec369a092" in
let c,p,s,t = Some 0x00L,None,None,None in
assert_equal (R.get_error (Rfc6287.gen1 suite ~key ~q ~c ~p ~s ~t))
(DataInput ("no C in suite")) in
let gen_invalid_q ctx =
let suite, key, q = suite ctx, key `K32, "xyz" in
assert_equal (R.get_error (gen suite ~key ~q))
(DataInput ("invalid Q")) in
let gen_no_p ctx =
let suite, key, q = suite ctx, key `K32, "6e6ec0469f5ec369a092" in
assert_equal (R.get_error (gen suite ~key ~q ~p:pinhash))
(DataInput ("no P in suite")) in
let gen_conflict_p ctx =
let suite, key, q = suite ctx, key `K32, "6e6ec0469f5ec369a092" in
let p = `Digest (Cstruct.create 0) in
assert_equal (R.get_error (gen suite ~key ~q ~p))
(DataInput ("P length conflicts suite")) in
let gen_no_s ctx =
let suite, key, q = suite ctx, key `K32, "6e6ec0469f5ec369a092" in
assert_equal (R.get_error (gen suite ~key ~q ~s:(Cstruct.create 0)))
(DataInput ("no S in suite")) in
let gen_conflict_s ctx =
let suite, key, q = suite ctx, key `K32, "6e6ec0469f5ec369a092" in
assert_equal (R.get_error (gen suite ~key ~q ~s:(Cstruct.create 0)))
(DataInput ("S length conflicts suite")) in
let gen_no_t ctx =
let suite, key, q = suite ctx, key `K32, "6e6ec0469f5ec369a092" in
assert_equal (R.get_error (gen suite ~key ~q ~t:`Now))
(DataInput ("no T in suite")) in
let gen_session_data ctx =
let suite, key = suite ctx, key `K20 in
let q = "6e6ec0469f5ec369a092" in
let s = Cstruct.create 235 in
Cstruct.memset s 0xa5;
let _ = gen suite ~key ~s ~q in () in
let verify1 ctx =
let suite, key, q, a = suite ctx, key `K20, "aaaaaaaaaa", (Cstruct.create 0) in
let p,tw,cw,s,c,t = None,None,None,None,None,None in
assert_equal (R.get_error (verify1 suite ~key ~p ~q ~a ~t ~cw ~tw ~s ~c))
(DataInput ("suite requires T")) in
let verify2 ctx =
let suite, key, q, a = suite ctx, key `K20, "aaaaaaaaaa", (Cstruct.create 0) in
assert_equal (R.get_error (verify suite ~key ~q ~a ~tw:(-1)))
(Window "invalid timestamp window or no T in suite") in
let verify3 ctx =
let suite, key, q, a = suite ctx, key `K20, "aaaaaaaaaa", (Cstruct.create 0) in
let time = Int64.of_float (Unix.time ()) in
assert_equal (R.get_error (verify suite ~time ~key ~q ~a ~t:`Now ~tw:5 ~cw:1 ))
(Window "invalid counter window or no C in suite") in
["t_of_string" >::: ["this_is_not_a_suite_string" >:: invalid_suite;
"OCRA-1::QA08" >:: invalid_suite;
"OCRA-1:::QA08" >:: invalid_suite;
"OCRA-1:HOTP-SHA1-0:QN08-T01X" >:: invalid_suite;
"OCRA-1:HOTP-SHA1-0:QN08-T91S" >:: invalid_suite;
"OCRA-1:HOTP-SHA1-0:QN08-T91H" >:: invalid_suite;
"OCRA-1:HOTP-SHA1-0:QN08-T" >:: invalid_suite;
"OCRA-1:HOTP-SHA1-0:QH08-S028---" >:: invalid_suite;
"OCRA-1:HOTP-SHA1-0:QX08" >:: invalid_suite;
"OCRA-1:HOTP-SHA1-0:C-" >:: invalid_suite;
"OCRA-1:HOTP-SHA1-0:C" >:: invalid_suite;
"OCRA-1:HOTP-SHA1-0:" >:: invalid_suite;
"OCRA-1:HOTP-SHA1-1:QA08" >:: invalid_suite;
"OCRA-1:HOTP-SHA-0:QN08" >:: invalid_suite;
"OCRA-1:HOTP-SHA1-a0:QN08" >:: invalid_suite;
"OCRA-1:HTOP-SHA1-0:QA-08" >:: invalid_suite];
"string_of_t" >::: ["OCRA-1:HOTP-SHA512-0:C-QH16-T14H" >:: string_of_t];
"di_of_t" >::: ["OCRA-1:HOTP-SHA512-0:C-QH16-T14H" >:: di_of_t];
"challenge" >::: ["OCRA-1:HOTP-SHA256-0:QA10" >:: challenge0;
"OCRA-1:HOTP-SHA256-0:QN10" >:: challenge0;
"OCRA-1:HOTP-SHA256-0:QH10" >:: challenge0];
"gen" >::: ["OCRA-1:HOTP-SHA256-0:C-QH10" >:: gen1 "C" ;
"OCRA-1:HOTP-SHA256-0:QH10-PSHA1" >:: gen1 "P";
"OCRA-1:HOTP-SHA256-0:QH10-T1H" >:: gen1 "T";
"OCRA-1:HOTP-SHA256-0:QH10-S123" >:: gen1 "S";
"OCRA-1:HOTP-SHA256-0:QH10" >:: gen_no_c;
"OCRA-1:HOTP-SHA256-0:QH10" >:: gen_invalid_q;
"OCRA-1:HOTP-SHA256-0:QH10" >:: gen_no_p;
"OCRA-1:HOTP-SHA256-0:QH10" >:: gen_no_s;
"OCRA-1:HOTP-SHA256-0:QH10" >:: gen_no_t;
"OCRA-1:HOTP-SHA256-0:QH10-PSHA1" >:: gen_conflict_p;
"OCRA-1:HOTP-SHA256-0:QH10-S999" >:: gen_conflict_s;
"OCRA-1:HOTP-SHA1-0:QH10-S235" >:: gen_session_data;
"OCRA-1:HOTP-SHA1-10:QH10-S235" >:: gen_session_data];
"verify" >::: ["OCRA-1:HOTP-SHA1-0:QH10-T1M" >:: verify1;
"OCRA-1:HOTP-SHA1-0:QH10" >:: verify2;
"OCRA-1:HOTP-SHA1-0:QH10-T1M" >:: verify3;]
]
let verify =
let v1 ctx =
let suite, key, c = suite ctx, key `K64, 0xffffffffffffffffL in
let q = challenge suite in
let a = R.get_ok (gen ~c suite ~key ~q) in
let v = verify ~c:(Int64.sub c 23L) ~cw:42 suite ~key ~q ~a in
assert_equal (R.get_ok v) (true, Some (Int64.add c 1L)) in
let v2 ctx =
let suite, key, `Int64 t = suite ctx, key `K64, timestamp in
let q = challenge suite in
let a = R.get_ok (gen ~t:(`Int64 t) suite ~key ~q) in
let v = verify ~t:(`Int64 (Int64.add t 2L)) ~tw:5 suite ~key ~q ~a in
assert_equal (R.get_ok v) (true, None) in
let v3 ctx =
let suite, key, c, t = suite ctx, key `K32, 0x0L, `Now in
let q = challenge suite in
let time = Int64.of_float (Unix.time ()) in
let a = R.get_ok (gen ~time ~c ~t suite ~key ~q) in
let v = verify ~time ~c:(Int64.sub c 23L) ~cw:42 ~t ~tw:5 suite ~key ~q ~a in
assert_equal ~printer:(function
| true , Some i -> "true,Some:" ^ Int64.to_string i
| false, Some i -> "false,Some:" ^ Int64.to_string i
| true, None -> "true,None"
| false, None -> "false,None"
)
(R.get_ok v) (true, Some (Int64.add c 1L)) in
let v4 ctx =
let suite, key, c, `Int64 t = suite ctx, key `K32, 0x0L, timestamp in
let q = challenge suite in
let a = R.get_ok (gen ~c ~t:(`Int64 t) suite ~key ~q) in
let v = verify ~c:(Int64.sub c 23L) ~cw:42 ~t:(`Int64 (Int64.add t 6L))
~tw:5 suite ~key ~q ~a in
assert_equal (R.get_ok v) (false, None) in
["OCRA-1:HOTP-SHA512-10:C-QA64" >:: v1;
"OCRA-1:HOTP-SHA512-10:QA64-T1M" >:: v2;
"OCRA-1:HOTP-SHA256-0:C-QN15-T1M" >:: v3;
"OCRA-1:HOTP-SHA256-0:C-QN15-T1M" >:: v4]
let suite =
"All" >::: [ "known_answer" >::: known_answer;
"verify" >::: verify;
"coverage" >::: coverage]
let () =
Mirage_crypto_rng_unix.initialize (module Mirage_crypto_rng.Fortuna) ;
run_test_tt_main suite