test: move jwt error tests from io tests to spec tests

Towards #4946.

Signed-off-by: Taimoor Zaeem <taimoorzaeem@gmail.com>

postgrest.cabal

@@ -298,6 +298,7 @@ test-suite spec
                     , regex-tdfa        >= 1.2.2 && < 1.4
                     , scientific        >= 0.3.4 && < 0.4
                     , text              >= 1.2.2 && < 2.2
+                    , time              >= 1.6 && < 1.15
                     , transformers-base >= 0.4.4 && < 0.5
                     , wai               >= 3.2.1 && < 3.3
                     , wai-extra         >= 3.0.19 && < 3.2

test/io/test_auth.py

@@ -7,7 +7,7 @@ import time
 import pytest
 
 from config import BASEDIR, CONFIGSDIR, FIXTURES, SECRET
-from util import authheader, jwtauthheader, parse_server_timings_header, relativeSeconds
+from util import authheader, jwtauthheader, parse_server_timings_header
 from postgrest import (
     run,
     sleep_until_postgrest_config_reload,
@@ -67,73 +67,6 @@ def test_read_secret_from_stdin_dbconfig(defaultenv):
         assert response.status_code == 200
 
 
-def test_jwt_errors(defaultenv):
-    "invalid JWT should throw error"
-
-    env = {**defaultenv, "PGRST_JWT_SECRET": SECRET, "PGRST_JWT_AUD": "io tests"}
-
-    with run(env=env) as postgrest:
-        headers = jwtauthheader({}, "other secret")
-        response = postgrest.session.get("/", headers=headers)
-        assert response.status_code == 401
-        assert response.json()["message"] == "No suitable key or wrong key type"
-        assert (
-            response.json()["details"] == "None of the keys was able to decode the JWT"
-        )
-
-        headers = jwtauthheader({"role": "not_existing"}, SECRET)
-        response = postgrest.session.get("/", headers=headers)
-        assert response.status_code == 401
-        assert response.json()["message"] == 'role "not_existing" does not exist'
-
-        # -35 seconds, because we allow clock skew of 30 seconds
-        headers = jwtauthheader({"exp": relativeSeconds(-35)}, SECRET)
-        response = postgrest.session.get("/", headers=headers)
-        assert response.status_code == 401
-        assert response.json()["message"] == "JWT expired"
-
-        # 35 seconds, because we allow clock skew of 30 seconds
-        headers = jwtauthheader({"nbf": relativeSeconds(35)}, SECRET)
-        response = postgrest.session.get("/", headers=headers)
-        assert response.status_code == 401
-        assert response.json()["message"] == "JWT not yet valid"
-
-        # 35 seconds, because we allow clock skew of 35 seconds
-        headers = jwtauthheader({"iat": relativeSeconds(35)}, SECRET)
-        response = postgrest.session.get("/", headers=headers)
-        assert response.status_code == 401
-        assert response.json()["message"] == "JWT issued at future"
-
-        headers = jwtauthheader({"aud": "not set"}, SECRET)
-        response = postgrest.session.get("/", headers=headers)
-        assert response.status_code == 401
-        assert response.json()["message"] == "JWT not in audience"
-
-        # partial token, no signature
-        headers = authheader("eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.bm90IGFuIG9iamVjdA")
-        response = postgrest.session.get("/", headers=headers)
-        assert response.status_code == 401
-        assert response.json()["message"] == "Expected 3 parts in JWT; got 2"
-
-        # complete token but random characters
-        headers = authheader("quifquirndsjagnrgniur.fonvoienqhhdj.iuqvnvhojah")
-        response = postgrest.session.get("/", headers=headers)
-        assert response.status_code == 401
-        assert response.json()["message"] == "JWT cryptographic operation failed"
-
-        # token with algorithm "none"
-        headers = authheader(
-            "eyJ0eXAiOiJKV1QiLCJhbGciOiJub25lIn0.e30.yOBhlOIqn56T-4NvyEXCjfi3UmyQZ-BzXtePMO2NgRI"
-        )
-        response = postgrest.session.get("/", headers=headers)
-        assert response.status_code == 401
-        assert response.json()["message"] == "Wrong or unsupported encoding algorithm"
-        assert (
-            response.json()["details"]
-            == "JWT is unsecured but expected 'alg' was not 'none'"
-        )
-
-
 def test_fail_with_invalid_password(defaultenv):
     "Connecting with an invalid password should fail without retries."
     uri = f'postgresql://?dbname={defaultenv["PGDATABASE"]}&host={defaultenv["PGHOST"]}&user=some_protected_user&password=invalid_pass'

test/spec/Feature/Query/ErrorSpec.hs

@@ -5,12 +5,14 @@ import Test.Hspec
 import Test.Hspec.Wai
 import Test.Hspec.Wai.JSON
 
+import PostgREST.Config (AppConfig (..))
+
 import Protolude  hiding (get)
 import SpecHelper
 
 spec :: SpecWithConfig
-spec withConfig = withConfig baseCfg $ do
+spec withConfig = do
-  describe "Test PostgreSQL and PostgREST errors" $ do
+  withConfig baseCfg $ describe "Test PostgreSQL and PostgREST errors" $ do
     it "should return 500 for cardinality_violation" $
       get "/bad_subquery" `shouldRespondWith` 500
 
@@ -100,3 +102,124 @@ spec withConfig = withConfig baseCfg $ do
           , matchHeaders = [ "Proxy-Status" <:> "PostgREST; error=PGRST205"
                            , "Content-Length" <:> "119" ]
           }
+
+    context "JWT Errors" $ do
+      it "error on jwt encoded with wrong secret" $ do
+        let jwtPayload = [json|{}|]
+            auth = authHeaderJWT $ generateJWTWithSecret jwtPayload "wrong secret"
+        request methodGet "/authors_only" [auth] ""
+          `shouldRespondWith`
+          [json|{
+            "code":"PGRST301",
+            "details":"None of the keys was able to decode the JWT",
+            "hint":null,
+            "message":"No suitable key or wrong key type"
+          }|]
+          { matchStatus = 401 }
+
+      it "when role does not exist" $ do
+        let jwtPayload = [json|{ "role": "not existing" }|]
+            auth = authHeaderJWT $ generateJWT jwtPayload
+        request methodGet "/authors_only" [auth] ""
+          `shouldRespondWith`
+          [json|{
+            "code":"22023",
+            "details":null,
+            "hint":null,
+            "message":"role \"not existing\" does not exist"
+          }|]
+          { matchStatus = 401 }
+
+      context "we allow 30 seconds clock skew" $ do
+        it "it should return error if expired" $ do
+          currentTime <- liftIO $ relativeSeconds (-35)
+          let jwtPayload = [json|{ "exp": #{currentTime} }|]
+              auth = authHeaderJWT $ generateJWT jwtPayload
+          request methodGet "/authors_only" [auth] ""
+            `shouldRespondWith`
+            [json|{
+              "code":"PGRST303",
+              "details":null,
+              "hint":null,
+              "message":"JWT expired"
+            }|]
+            { matchStatus = 401 }
+
+        it "it should return error if used before it is valid" $ do
+          currentTime <- liftIO $ relativeSeconds 35
+          let jwtPayload = [json|{ "nbf": #{currentTime} }|]
+              auth = authHeaderJWT $ generateJWT jwtPayload
+          request methodGet "/authors_only" [auth] ""
+            `shouldRespondWith`
+            [json|{
+              "code":"PGRST303",
+              "details":null,
+              "hint":null,
+              "message":"JWT not yet valid"
+            }|]
+            { matchStatus = 401 }
+
+        it "it should return error if issued at future" $ do
+          currentTime <- liftIO $ relativeSeconds 35
+          let jwtPayload = [json|{ "iat": #{currentTime} }|]
+              auth = authHeaderJWT $ generateJWT jwtPayload
+          request methodGet "/authors_only" [auth] ""
+            `shouldRespondWith`
+            [json|{
+              "code":"PGRST303",
+              "details":null,
+              "hint":null,
+              "message":"JWT issued at future"
+            }|]
+            { matchStatus = 401 }
+
+  withConfig baseCfg { configJwtAudience = Just "spec tests" } $ describe "Test JWT Audience error" $ do
+    it "it should return error if JWT not in audience" $ do
+      let jwtPayload = [json|{ "aud": "not set" }|]
+          auth = authHeaderJWT $ generateJWT jwtPayload
+      request methodGet "/authors_only" [auth] ""
+        `shouldRespondWith`
+        [json|{
+          "code":"PGRST303",
+          "details":null,
+          "hint":null,
+          "message":"JWT not in audience"
+        }|]
+        { matchStatus = 401 }
+
+  withConfig baseCfg $ describe "Test JWT Token format errors" $ do
+    it "when partial token is provided" $ do
+      let auth = authHeaderJWT "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.bm90IGFuIG9iamVjdA"
+      request methodGet "/authors_only" [auth] ""
+        `shouldRespondWith`
+        [json|{
+          "code":"PGRST301",
+          "details":null,
+          "hint":null,
+          "message":"Expected 3 parts in JWT; got 2"
+        }|]
+        { matchStatus = 401 }
+
+    it "when token is complete but random characters" $ do
+      let auth = authHeaderJWT "quifquirndsjagnrgniur.fonvoienqhhdj.iuqvnvhojah"
+      request methodGet "/authors_only" [auth] ""
+        `shouldRespondWith`
+        [json|{
+          "code":"PGRST301",
+          "details":null,
+          "hint":null,
+          "message":"JWT cryptographic operation failed"
+        }|]
+        { matchStatus = 401 }
+
+    it "when token with algorithm 'none' is used" $ do
+      let auth = authHeaderJWT "eyJ0eXAiOiJKV1QiLCJhbGciOiJub25lIn0.e30.yOBhlOIqn56T-4NvyEXCjfi3UmyQZ-BzXtePMO2NgRI"
+      request methodGet "/authors_only" [auth] ""
+        `shouldRespondWith`
+        [json|{
+          "code":"PGRST301",
+          "details":"JWT is unsecured but expected 'alg' was not 'none'",
+          "hint":null,
+          "message":"Wrong or unsupported encoding algorithm"
+        }|]
+        { matchStatus = 401 }

test/spec/SpecHelper.hs

@@ -17,6 +17,7 @@ import Data.Aeson           ((.=))
 import Data.CaseInsensitive  (CI (..), original)
 import Data.List             (lookup)
 import Data.List.NonEmpty    (fromList)
+import Data.Time.Clock.POSIX (getPOSIXTime)
 import Network.Wai           (Application)
 import Network.Wai.Test      (SResponse (simpleBody, simpleHeaders, simpleStatus))
 import System.IO.Unsafe      (unsafePerformIO)
@@ -207,6 +208,10 @@ generateJWT :: BL.ByteString -> ByteString
 generateJWT claims =
   either mempty JWT.unJwt $ JWT.hmacEncode JWT.HS256 generateSecret (BL.toStrict claims)
 
+generateJWTWithSecret :: BL.ByteString -> ByteString -> ByteString
+generateJWTWithSecret claims secret =
+  either mempty JWT.unJwt $ JWT.hmacEncode JWT.HS256 secret (BL.toStrict claims)
+
 -- | Tests whether the text can be parsed as a json object containing
 -- the key "message", and optional keys "details", "hint", "code",
 -- and no extraneous keys
@@ -245,3 +250,8 @@ getInsertDataForTiobePlsTable rows =
 
 readFixtureFile :: FilePath -> BL.ByteString
 readFixtureFile file = unsafePerformIO $ BL.readFile $ "test/spec/fixtures/" <> file
+
+relativeSeconds :: Integer -> IO Integer
+relativeSeconds s = do
+  currTime <- getPOSIXTime
+  return $ floor currTime + s