Add struct field for storing upstream access token in downstream session

internal/fositestorage/accesstoken/accesstoken_test.go

@@ -53,7 +53,7 @@ func TestAccessTokenStorage(t *testing.T) {
 				},
 			},
 			Data: map[string][]byte{
-				"pinniped-storage-data":    []byte(`{"request":{"id":"abcd-1","requestedAt":"0001-01-01T00:00:00Z","client":{"id":"pinny","redirect_uris":null,"grant_types":null,"response_types":null,"scopes":null,"audience":null,"public":true,"jwks_uri":"where","jwks":null,"token_endpoint_auth_method":"something","request_uris":null,"request_object_signing_alg":"","token_endpoint_auth_signing_alg":""},"scopes":null,"grantedScopes":null,"form":{"key":["val"]},"session":{"fosite":{"Claims":null,"Headers":null,"ExpiresAt":null,"Username":"snorlax","Subject":"panda"},"custom":{"providerUID":"fake-provider-uid","providerName":"fake-provider-name","providerType":"fake-provider-type","oidc":{"upstreamRefreshToken":"fake-upstream-refresh-token","upstreamSubject":"some-subject","upstreamIssuer":"some-issuer"}}},"requestedAudience":null,"grantedAudience":null},"version":"2"}`),
+				"pinniped-storage-data":    []byte(`{"request":{"id":"abcd-1","requestedAt":"0001-01-01T00:00:00Z","client":{"id":"pinny","redirect_uris":null,"grant_types":null,"response_types":null,"scopes":null,"audience":null,"public":true,"jwks_uri":"where","jwks":null,"token_endpoint_auth_method":"something","request_uris":null,"request_object_signing_alg":"","token_endpoint_auth_signing_alg":""},"scopes":null,"grantedScopes":null,"form":{"key":["val"]},"session":{"fosite":{"Claims":null,"Headers":null,"ExpiresAt":null,"Username":"snorlax","Subject":"panda"},"custom":{"providerUID":"fake-provider-uid","providerName":"fake-provider-name","providerType":"fake-provider-type","oidc":{"upstreamRefreshToken":"fake-upstream-refresh-token","upstreamAccessToken":"","upstreamSubject":"some-subject","upstreamIssuer":"some-issuer"}}},"requestedAudience":null,"grantedAudience":null},"version":"2"}`),
 				"pinniped-storage-version": []byte("1"),
 			},
 			Type: "storage.pinniped.dev/access-token",
@@ -122,7 +122,7 @@ func TestAccessTokenStorageRevocation(t *testing.T) {
 				},
 			},
 			Data: map[string][]byte{
-				"pinniped-storage-data":    []byte(`{"request":{"id":"abcd-1","requestedAt":"0001-01-01T00:00:00Z","client":{"id":"pinny","redirect_uris":null,"grant_types":null,"response_types":null,"scopes":null,"audience":null,"public":true,"jwks_uri":"where","jwks":null,"token_endpoint_auth_method":"something","request_uris":null,"request_object_signing_alg":"","token_endpoint_auth_signing_alg":""},"scopes":null,"grantedScopes":null,"form":{"key":["val"]},"session":{"fosite":{"Claims":null,"Headers":null,"ExpiresAt":null,"Username":"snorlax","Subject":"panda"},"custom":{"providerUID":"fake-provider-uid","providerName":"fake-provider-name","providerType":"fake-provider-type","oidc":{"upstreamRefreshToken":"fake-upstream-refresh-token","upstreamSubject":"some-subject","upstreamIssuer":"some-issuer"}}},"requestedAudience":null,"grantedAudience":null},"version":"2"}`),
+				"pinniped-storage-data":    []byte(`{"request":{"id":"abcd-1","requestedAt":"0001-01-01T00:00:00Z","client":{"id":"pinny","redirect_uris":null,"grant_types":null,"response_types":null,"scopes":null,"audience":null,"public":true,"jwks_uri":"where","jwks":null,"token_endpoint_auth_method":"something","request_uris":null,"request_object_signing_alg":"","token_endpoint_auth_signing_alg":""},"scopes":null,"grantedScopes":null,"form":{"key":["val"]},"session":{"fosite":{"Claims":null,"Headers":null,"ExpiresAt":null,"Username":"snorlax","Subject":"panda"},"custom":{"providerUID":"fake-provider-uid","providerName":"fake-provider-name","providerType":"fake-provider-type","oidc":{"upstreamRefreshToken":"fake-upstream-refresh-token","upstreamAccessToken":"","upstreamSubject":"some-subject","upstreamIssuer":"some-issuer"}}},"requestedAudience":null,"grantedAudience":null},"version":"2"}`),
 				"pinniped-storage-version": []byte("1"),
 			},
 			Type: "storage.pinniped.dev/access-token",

internal/fositestorage/authorizationcode/authorizationcode.go

@@ -371,32 +371,34 @@ const ExpectedAuthorizeCodeSessionJSONFromFuzzing = `{
 				"providerType": "ɥ闣ʬ橳(ý綃ʃʚƟ覣k眐4",
 				"oidc": {
 					"upstreamRefreshToken": "tC嵽痊w",
-					"upstreamSubject": "a紽ǒ|鰽ŋ猊I",
-					"upstreamIssuer": "妬\u003e6鉢緋uƴŤȱʀ"
+					"upstreamAccessToken": "a紽ǒ|鰽ŋ猊I",
+					"upstreamSubject": "妬\u003e6鉢緋uƴŤȱʀ",
+					"upstreamIssuer": ":設虝27就伒犘c"
 				},
 				"ldap": {
-					"userDN": "Â?墖\u003cƬb獭潜Ʃ饾k|鬌R蜚蠣",
+					"userDN": "ɏȫ齁š%Op",
 					"extraRefreshAttributes": {
-						"ȱ藚ɏ¬Ê蒭堜]ȗ韚ʫ": "鷞aŚB碠k9帴ʘ赱"
+						"T妼É4İ\u003e×1": "ʥ笿0D",
+						"÷驣7Ʀ澉1æɽ誮": "ʫ繕ȫ",
+						"ŚB碠k9": "i磊ůď逳鞪?3)藵睋邔\u0026Ű"
 					}
 				},
 				"activedirectory": {
-					"userDN": "瑹xȢ~1Įx欼笝?úT妼",
+					"userDN": "s",
 					"extraRefreshAttributes": {
-						"iYn": "麹Œ颛",
-						"İ\u003e×1飞O+î艔垎0OƉǢIȽ齤士": "ȐĨf跞@)¿,ɭS隑ip偶"
+						"ƉǢIȽ齤士bEǎ儯惝IozŁ5rƖ螼": "偶宾儮猷V麹Œ颛Ė應,Ɣ鬅X¤"
 					}
 				}
 			}
 		},
 		"requestedAudience": [
-			"應,Ɣ鬅X¤",
-			"¤.岵骘胲ƤkǦ"
+			"tO灞浛a齙\\蹼偦歛ơ",
+			"皦pSǬŝ社Vƅȭǝ*"
 		],
 		"grantedAudience": [
-			"鸖I¶媁y衑拁Ȃ",
-			"社Vƅȭǝ*擦28Dž 甍 ć",
-			"bņ抰蛖a³2ʫ承dʬ)ġ,TÀqy_"
+			"ĝ\"zvưã置bņ抰蛖a³2ʫ",
+			"Ŷɽ蔒PR}Ųʓl{鼐jÃ轘屔挝",
+			"Œų崓ļ憽-蹐È_¸]fś"
 		]
 	},
 	"version": "2"

internal/fositestorage/authorizationcode/authorizationcode_test.go

@@ -65,7 +65,7 @@ func TestAuthorizationCodeStorage(t *testing.T) {
 				},
 			},
 			Data: map[string][]byte{
-				"pinniped-storage-data":    []byte(`{"active":true,"request":{"id":"abcd-1","requestedAt":"0001-01-01T00:00:00Z","client":{"id":"pinny","redirect_uris":null,"grant_types":null,"response_types":null,"scopes":null,"audience":null,"public":true,"jwks_uri":"where","jwks":null,"token_endpoint_auth_method":"something","request_uris":null,"request_object_signing_alg":"","token_endpoint_auth_signing_alg":""},"scopes":null,"grantedScopes":null,"form":{"key":["val"]},"session":{"fosite":{"Claims":null,"Headers":null,"ExpiresAt":null,"Username":"snorlax","Subject":"panda"},"custom":{"providerUID":"fake-provider-uid","providerName":"fake-provider-name","providerType":"fake-provider-type","oidc":{"upstreamRefreshToken":"fake-upstream-refresh-token","upstreamSubject":"some-subject","upstreamIssuer":"some-issuer"}}},"requestedAudience":null,"grantedAudience":null},"version":"2"}`),
+				"pinniped-storage-data":    []byte(`{"active":true,"request":{"id":"abcd-1","requestedAt":"0001-01-01T00:00:00Z","client":{"id":"pinny","redirect_uris":null,"grant_types":null,"response_types":null,"scopes":null,"audience":null,"public":true,"jwks_uri":"where","jwks":null,"token_endpoint_auth_method":"something","request_uris":null,"request_object_signing_alg":"","token_endpoint_auth_signing_alg":""},"scopes":null,"grantedScopes":null,"form":{"key":["val"]},"session":{"fosite":{"Claims":null,"Headers":null,"ExpiresAt":null,"Username":"snorlax","Subject":"panda"},"custom":{"providerUID":"fake-provider-uid","providerName":"fake-provider-name","providerType":"fake-provider-type","oidc":{"upstreamRefreshToken":"fake-upstream-refresh-token","upstreamAccessToken":"","upstreamSubject":"some-subject","upstreamIssuer":"some-issuer"}}},"requestedAudience":null,"grantedAudience":null},"version":"2"}`),
 				"pinniped-storage-version": []byte("1"),
 			},
 			Type: "storage.pinniped.dev/authcode",
@@ -84,7 +84,7 @@ func TestAuthorizationCodeStorage(t *testing.T) {
 				},
 			},
 			Data: map[string][]byte{
-				"pinniped-storage-data":    []byte(`{"active":false,"request":{"id":"abcd-1","requestedAt":"0001-01-01T00:00:00Z","client":{"id":"pinny","redirect_uris":null,"grant_types":null,"response_types":null,"scopes":null,"audience":null,"public":true,"jwks_uri":"where","jwks":null,"token_endpoint_auth_method":"something","request_uris":null,"request_object_signing_alg":"","token_endpoint_auth_signing_alg":""},"scopes":null,"grantedScopes":null,"form":{"key":["val"]},"session":{"fosite":{"Claims":null,"Headers":null,"ExpiresAt":null,"Username":"snorlax","Subject":"panda"},"custom":{"providerUID":"fake-provider-uid","providerName":"fake-provider-name","providerType":"fake-provider-type","oidc":{"upstreamRefreshToken":"fake-upstream-refresh-token","upstreamSubject":"some-subject","upstreamIssuer":"some-issuer"}}},"requestedAudience":null,"grantedAudience":null},"version":"2"}`),
+				"pinniped-storage-data":    []byte(`{"active":false,"request":{"id":"abcd-1","requestedAt":"0001-01-01T00:00:00Z","client":{"id":"pinny","redirect_uris":null,"grant_types":null,"response_types":null,"scopes":null,"audience":null,"public":true,"jwks_uri":"where","jwks":null,"token_endpoint_auth_method":"something","request_uris":null,"request_object_signing_alg":"","token_endpoint_auth_signing_alg":""},"scopes":null,"grantedScopes":null,"form":{"key":["val"]},"session":{"fosite":{"Claims":null,"Headers":null,"ExpiresAt":null,"Username":"snorlax","Subject":"panda"},"custom":{"providerUID":"fake-provider-uid","providerName":"fake-provider-name","providerType":"fake-provider-type","oidc":{"upstreamRefreshToken":"fake-upstream-refresh-token","upstreamAccessToken":"","upstreamSubject":"some-subject","upstreamIssuer":"some-issuer"}}},"requestedAudience":null,"grantedAudience":null},"version":"2"}`),
 				"pinniped-storage-version": []byte("1"),
 			},
 			Type: "storage.pinniped.dev/authcode",
@@ -389,11 +389,12 @@ func TestFuzzAndJSONNewValidEmptyAuthorizeCodeSession(t *testing.T) {
 	validSessionJSONBytes, err := json.MarshalIndent(validSession, "", "\t")
 	require.NoError(t, err)
 	authorizeCodeSessionJSONFromFuzzing := string(validSessionJSONBytes)
-	t.Log(authorizeCodeSessionJSONFromFuzzing)
 
 	// the fuzzed session and storage session should have identical JSON
 	require.JSONEq(t, authorizeCodeSessionJSONFromFuzzing, authorizeCodeSessionJSONFromStorage)
 
+	t.Log("actual value from fuzzing", authorizeCodeSessionJSONFromFuzzing) // can be useful when updating expected value
+
 	// while the fuzzer will panic if AuthorizeRequest changes in a way that cannot be fuzzed,
 	// if it adds a new field that can be fuzzed, this check will fail
 	// thus if AuthorizeRequest changes, we will detect it here (though we could possibly miss an omitempty field)

internal/fositestorage/openidconnect/openidconnect_test.go

@@ -52,7 +52,7 @@ func TestOpenIdConnectStorage(t *testing.T) {
 				},
 			},
 			Data: map[string][]byte{
-				"pinniped-storage-data":    []byte(`{"request":{"id":"abcd-1","requestedAt":"0001-01-01T00:00:00Z","client":{"id":"pinny","redirect_uris":null,"grant_types":null,"response_types":null,"scopes":null,"audience":null,"public":true,"jwks_uri":"where","jwks":null,"token_endpoint_auth_method":"something","request_uris":null,"request_object_signing_alg":"","token_endpoint_auth_signing_alg":""},"scopes":null,"grantedScopes":null,"form":{"key":["val"]},"session":{"fosite":{"Claims":null,"Headers":null,"ExpiresAt":null,"Username":"snorlax","Subject":"panda"},"custom":{"providerUID":"fake-provider-uid","providerName":"fake-provider-name","providerType":"fake-provider-type","oidc":{"upstreamRefreshToken":"fake-upstream-refresh-token","upstreamSubject":"some-subject","upstreamIssuer":"some-issuer"}}},"requestedAudience":null,"grantedAudience":null},"version":"2"}`),
+				"pinniped-storage-data":    []byte(`{"request":{"id":"abcd-1","requestedAt":"0001-01-01T00:00:00Z","client":{"id":"pinny","redirect_uris":null,"grant_types":null,"response_types":null,"scopes":null,"audience":null,"public":true,"jwks_uri":"where","jwks":null,"token_endpoint_auth_method":"something","request_uris":null,"request_object_signing_alg":"","token_endpoint_auth_signing_alg":""},"scopes":null,"grantedScopes":null,"form":{"key":["val"]},"session":{"fosite":{"Claims":null,"Headers":null,"ExpiresAt":null,"Username":"snorlax","Subject":"panda"},"custom":{"providerUID":"fake-provider-uid","providerName":"fake-provider-name","providerType":"fake-provider-type","oidc":{"upstreamRefreshToken":"fake-upstream-refresh-token","upstreamAccessToken":"","upstreamSubject":"some-subject","upstreamIssuer":"some-issuer"}}},"requestedAudience":null,"grantedAudience":null},"version":"2"}`),
 				"pinniped-storage-version": []byte("1"),
 			},
 			Type: "storage.pinniped.dev/oidc",

internal/fositestorage/pkce/pkce_test.go

@@ -52,7 +52,7 @@ func TestPKCEStorage(t *testing.T) {
 				},
 			},
 			Data: map[string][]byte{
-				"pinniped-storage-data":    []byte(`{"request":{"id":"abcd-1","requestedAt":"0001-01-01T00:00:00Z","client":{"id":"pinny","redirect_uris":null,"grant_types":null,"response_types":null,"scopes":null,"audience":null,"public":true,"jwks_uri":"where","jwks":null,"token_endpoint_auth_method":"something","request_uris":null,"request_object_signing_alg":"","token_endpoint_auth_signing_alg":""},"scopes":null,"grantedScopes":null,"form":{"key":["val"]},"session":{"fosite":{"Claims":null,"Headers":null,"ExpiresAt":null,"Username":"snorlax","Subject":"panda"},"custom":{"providerUID":"fake-provider-uid","providerName":"fake-provider-name","providerType":"fake-provider-type","oidc":{"upstreamRefreshToken":"fake-upstream-refresh-token","upstreamSubject":"some-subject","upstreamIssuer":"some-issuer"}}},"requestedAudience":null,"grantedAudience":null},"version":"2"}`),
+				"pinniped-storage-data":    []byte(`{"request":{"id":"abcd-1","requestedAt":"0001-01-01T00:00:00Z","client":{"id":"pinny","redirect_uris":null,"grant_types":null,"response_types":null,"scopes":null,"audience":null,"public":true,"jwks_uri":"where","jwks":null,"token_endpoint_auth_method":"something","request_uris":null,"request_object_signing_alg":"","token_endpoint_auth_signing_alg":""},"scopes":null,"grantedScopes":null,"form":{"key":["val"]},"session":{"fosite":{"Claims":null,"Headers":null,"ExpiresAt":null,"Username":"snorlax","Subject":"panda"},"custom":{"providerUID":"fake-provider-uid","providerName":"fake-provider-name","providerType":"fake-provider-type","oidc":{"upstreamRefreshToken":"fake-upstream-refresh-token","upstreamAccessToken":"","upstreamSubject":"some-subject","upstreamIssuer":"some-issuer"}}},"requestedAudience":null,"grantedAudience":null},"version":"2"}`),
 				"pinniped-storage-version": []byte("1"),
 			},
 			Type: "storage.pinniped.dev/pkce",

internal/fositestorage/refreshtoken/refreshtoken_test.go

@@ -52,7 +52,7 @@ func TestRefreshTokenStorage(t *testing.T) {
 				},
 			},
 			Data: map[string][]byte{
-				"pinniped-storage-data":    []byte(`{"request":{"id":"abcd-1","requestedAt":"0001-01-01T00:00:00Z","client":{"id":"pinny","redirect_uris":null,"grant_types":null,"response_types":null,"scopes":null,"audience":null,"public":true,"jwks_uri":"where","jwks":null,"token_endpoint_auth_method":"something","request_uris":null,"request_object_signing_alg":"","token_endpoint_auth_signing_alg":""},"scopes":null,"grantedScopes":null,"form":{"key":["val"]},"session":{"fosite":{"Claims":null,"Headers":null,"ExpiresAt":null,"Username":"snorlax","Subject":"panda"},"custom":{"providerUID":"fake-provider-uid","providerName":"fake-provider-name","providerType":"fake-provider-type","oidc":{"upstreamRefreshToken":"fake-upstream-refresh-token","upstreamSubject":"some-subject","upstreamIssuer":"some-issuer"}}},"requestedAudience":null,"grantedAudience":null},"version":"2"}`),
+				"pinniped-storage-data":    []byte(`{"request":{"id":"abcd-1","requestedAt":"0001-01-01T00:00:00Z","client":{"id":"pinny","redirect_uris":null,"grant_types":null,"response_types":null,"scopes":null,"audience":null,"public":true,"jwks_uri":"where","jwks":null,"token_endpoint_auth_method":"something","request_uris":null,"request_object_signing_alg":"","token_endpoint_auth_signing_alg":""},"scopes":null,"grantedScopes":null,"form":{"key":["val"]},"session":{"fosite":{"Claims":null,"Headers":null,"ExpiresAt":null,"Username":"snorlax","Subject":"panda"},"custom":{"providerUID":"fake-provider-uid","providerName":"fake-provider-name","providerType":"fake-provider-type","oidc":{"upstreamRefreshToken":"fake-upstream-refresh-token","upstreamAccessToken":"","upstreamSubject":"some-subject","upstreamIssuer":"some-issuer"}}},"requestedAudience":null,"grantedAudience":null},"version":"2"}`),
 				"pinniped-storage-version": []byte("1"),
 			},
 			Type: "storage.pinniped.dev/refresh-token",
@@ -122,7 +122,7 @@ func TestRefreshTokenStorageRevocation(t *testing.T) {
 				},
 			},
 			Data: map[string][]byte{
-				"pinniped-storage-data":    []byte(`{"request":{"id":"abcd-1","requestedAt":"0001-01-01T00:00:00Z","client":{"id":"pinny","redirect_uris":null,"grant_types":null,"response_types":null,"scopes":null,"audience":null,"public":true,"jwks_uri":"where","jwks":null,"token_endpoint_auth_method":"something","request_uris":null,"request_object_signing_alg":"","token_endpoint_auth_signing_alg":""},"scopes":null,"grantedScopes":null,"form":{"key":["val"]},"session":{"fosite":{"Claims":null,"Headers":null,"ExpiresAt":null,"Username":"snorlax","Subject":"panda"},"custom":{"providerUID":"fake-provider-uid","providerName":"fake-provider-name","providerType":"fake-provider-type","oidc":{"upstreamRefreshToken":"fake-upstream-refresh-token","upstreamSubject":"some-subject","upstreamIssuer":"some-issuer"}}},"requestedAudience":null,"grantedAudience":null},"version":"2"}`),
+				"pinniped-storage-data":    []byte(`{"request":{"id":"abcd-1","requestedAt":"0001-01-01T00:00:00Z","client":{"id":"pinny","redirect_uris":null,"grant_types":null,"response_types":null,"scopes":null,"audience":null,"public":true,"jwks_uri":"where","jwks":null,"token_endpoint_auth_method":"something","request_uris":null,"request_object_signing_alg":"","token_endpoint_auth_signing_alg":""},"scopes":null,"grantedScopes":null,"form":{"key":["val"]},"session":{"fosite":{"Claims":null,"Headers":null,"ExpiresAt":null,"Username":"snorlax","Subject":"panda"},"custom":{"providerUID":"fake-provider-uid","providerName":"fake-provider-name","providerType":"fake-provider-type","oidc":{"upstreamRefreshToken":"fake-upstream-refresh-token","upstreamAccessToken":"","upstreamSubject":"some-subject","upstreamIssuer":"some-issuer"}}},"requestedAudience":null,"grantedAudience":null},"version":"2"}`),
 				"pinniped-storage-version": []byte("1"),
 			},
 			Type: "storage.pinniped.dev/refresh-token",

internal/psession/pinniped_session.go

@@ -61,9 +61,22 @@ const (
 
 // OIDCSessionData is the additional data needed by Pinniped when the upstream IDP is an OIDC provider.
 type OIDCSessionData struct {
+	// UpstreamRefreshToken will contain the refresh token from the upstream OIDC provider, if the upstream provider
+	// returned a refresh token during initial authorization. Otherwise, this field should be empty
+	// and the UpstreamAccessToken should be non-empty. We may not get a refresh token from the upstream provider,
+	// but we should always get an access token. However, when we do get a refresh token there is no need to
+	// also store the access token, since storing unnecessary tokens makes it possible for them to be leaked and
+	// creates more upstream revocation HTTP requests when it comes time to revoke the stored tokens.
 	UpstreamRefreshToken string `json:"upstreamRefreshToken"`
-	UpstreamSubject      string `json:"upstreamSubject"`
-	UpstreamIssuer       string `json:"upstreamIssuer"`
+
+	// UpstreamAccessToken will contain the access token returned by the upstream OIDC provider during initial
+	// authorization, but only when the provider did not also return a refresh token. When UpstreamRefreshToken is
+	// non-empty, then this field should be empty, indicating that we should use the upstream refresh token during
+	// downstream refresh.
+	UpstreamAccessToken string `json:"upstreamAccessToken"`
+	// TODO describe these
+	UpstreamSubject string `json:"upstreamSubject"`
+	UpstreamIssuer  string `json:"upstreamIssuer"`
 }
 
 // LDAPSessionData is the additional data needed by Pinniped when the upstream IDP is an LDAP provider.