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sessionFunctions.go
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sessionFunctions.go
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/* Copyright (c) 2021, VRAI Labs and/or its affiliates. All rights reserved.
*
* This software is licensed under the Apache License, Version 2.0 (the
* "License") as published by the Apache Software Foundation.
*
* You may not use this file except in compliance with the License. You may
* obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*/
package session
import (
"encoding/json"
defaultErrors "errors"
"github.com/supertokens/supertokens-golang/recipe/session/errors"
"github.com/supertokens/supertokens-golang/recipe/session/sessmodels"
"github.com/supertokens/supertokens-golang/supertokens"
)
func createNewSessionHelper(recipeImplHandshakeInfo *sessmodels.HandshakeInfo, config sessmodels.TypeNormalisedInput, querier supertokens.Querier, userID string, AccessTokenPayload, sessionData map[string]interface{}) (sessmodels.CreateOrRefreshAPIResponse, error) {
if AccessTokenPayload == nil {
AccessTokenPayload = map[string]interface{}{}
}
if sessionData == nil {
sessionData = map[string]interface{}{}
}
requestBody := map[string]interface{}{
"userId": userID,
"userDataInJWT": AccessTokenPayload,
"userDataInDatabase": sessionData,
}
err := getHandshakeInfo(&recipeImplHandshakeInfo, config, querier, false)
if err != nil {
return sessmodels.CreateOrRefreshAPIResponse{}, err
}
requestBody["enableAntiCsrf"] = recipeImplHandshakeInfo.AntiCsrf == antiCSRF_VIA_TOKEN
response, err := querier.SendPostRequest("/recipe/session", requestBody)
if err != nil {
return sessmodels.CreateOrRefreshAPIResponse{}, err
}
updateJwtSigningPublicKeyInfo(&recipeImplHandshakeInfo, getKeyInfoFromJson(response), response["jwtSigningPublicKey"].(string), uint64(response["jwtSigningPublicKeyExpiryTime"].(float64)))
delete(response, "status")
delete(response, "jwtSigningPublicKey")
delete(response, "jwtSigningPublicKeyExpiryTime")
delete(response, "jwtSigningPublicKeyList")
responseByte, err := json.Marshal(response)
if err != nil {
return sessmodels.CreateOrRefreshAPIResponse{}, err
}
var resp sessmodels.CreateOrRefreshAPIResponse
err = json.Unmarshal(responseByte, &resp)
if err != nil {
return sessmodels.CreateOrRefreshAPIResponse{}, err
}
return resp, nil
}
func getSessionHelper(recipeImplHandshakeInfo *sessmodels.HandshakeInfo, config sessmodels.TypeNormalisedInput, querier supertokens.Querier, accessToken string, antiCsrfToken *string, doAntiCsrfCheck, containsCustomHeader bool) (sessmodels.GetSessionResponse, error) {
err := getHandshakeInfo(&recipeImplHandshakeInfo, config, querier, false)
if err != nil {
return sessmodels.GetSessionResponse{}, err
}
var accessTokenInfo *accessTokenInfoStruct = nil
foundASigningKeyThatIsOlderThanTheAccessToken := false
for _, key := range recipeImplHandshakeInfo.GetJwtSigningPublicKeyList() {
accessTokenInfo, err = getInfoFromAccessToken(accessToken, key.PublicKey, recipeImplHandshakeInfo.AntiCsrf == antiCSRF_VIA_TOKEN && doAntiCsrfCheck)
if err != nil {
if !defaultErrors.As(err, &errors.TryRefreshTokenError{}) {
return sessmodels.GetSessionResponse{}, err
}
payload, errFromPayload := getPayloadWithoutVerifying(accessToken)
if errFromPayload != nil {
// we want to return the original error..
return sessmodels.GetSessionResponse{}, err
}
expiryTime := uint64(payload["expiryTime"].(float64))
timeCreated := uint64(payload["timeCreated"].(float64))
if expiryTime < getCurrTimeInMS() {
return sessmodels.GetSessionResponse{}, err
}
if timeCreated >= key.CreatedAt {
foundASigningKeyThatIsOlderThanTheAccessToken = true
break
}
} else {
foundASigningKeyThatIsOlderThanTheAccessToken = true
}
}
if !foundASigningKeyThatIsOlderThanTheAccessToken {
return sessmodels.GetSessionResponse{}, errors.TryRefreshTokenError{
Msg: "Access token has expired. Please call the refresh API",
}
}
if doAntiCsrfCheck {
if recipeImplHandshakeInfo.AntiCsrf == antiCSRF_VIA_TOKEN {
if accessTokenInfo != nil {
if antiCsrfToken == nil || *antiCsrfToken != *accessTokenInfo.antiCsrfToken {
if antiCsrfToken == nil {
supertokens.LogDebugMessage("getSession: Returning TRY_REFRESH_TOKEN because antiCsrfToken is missing from request")
return sessmodels.GetSessionResponse{}, errors.TryRefreshTokenError{Msg: "Provided antiCsrfToken is undefined. If you do not want anti-csrf check for this API, please set doAntiCsrfCheck to false for this API"}
} else {
supertokens.LogDebugMessage("getSession: Returning TRY_REFRESH_TOKEN because the passed antiCsrfToken is not the same as in the access token")
return sessmodels.GetSessionResponse{}, errors.TryRefreshTokenError{Msg: "anti-csrf check failed"}
}
}
}
} else if recipeImplHandshakeInfo.AntiCsrf == antiCSRF_VIA_CUSTOM_HEADER {
if !containsCustomHeader {
supertokens.LogDebugMessage("getSession: Returning TRY_REFRESH_TOKEN because custom header (rid) was not passed")
return sessmodels.GetSessionResponse{}, errors.TryRefreshTokenError{Msg: "anti-csrf check failed. Please pass 'rid: \"session\"' header in the request, or set doAntiCsrfCheck to false for this API"}
}
}
}
if accessTokenInfo != nil &&
!recipeImplHandshakeInfo.AccessTokenBlacklistingEnabled &&
accessTokenInfo.parentRefreshTokenHash1 == nil {
return sessmodels.GetSessionResponse{
Session: sessmodels.SessionStruct{
Handle: accessTokenInfo.sessionHandle,
UserID: accessTokenInfo.userID,
UserDataInAccessToken: accessTokenInfo.userData,
},
}, nil
}
requestBody := map[string]interface{}{
"accessToken": accessToken,
"doAntiCsrfCheck": doAntiCsrfCheck,
"enableAntiCsrf": recipeImplHandshakeInfo.AntiCsrf == antiCSRF_VIA_TOKEN,
}
if antiCsrfToken != nil {
requestBody["antiCsrfToken"] = *antiCsrfToken
}
response, err := querier.SendPostRequest("/recipe/session/verify", requestBody)
if err != nil {
return sessmodels.GetSessionResponse{}, err
}
status := response["status"]
if status.(string) == "OK" {
updateJwtSigningPublicKeyInfo(&recipeImplHandshakeInfo, getKeyInfoFromJson(response), response["jwtSigningPublicKey"].(string), uint64(response["jwtSigningPublicKeyExpiryTime"].(float64)))
delete(response, "status")
delete(response, "jwtSigningPublicKey")
delete(response, "jwtSigningPublicKeyExpiryTime")
responseByte, err := json.Marshal(response)
if err != nil {
return sessmodels.GetSessionResponse{}, err
}
var result sessmodels.GetSessionResponse
err = json.Unmarshal(responseByte, &result)
if err != nil {
return sessmodels.GetSessionResponse{}, err
}
return result, nil
} else if response["status"].(string) == errors.UnauthorizedErrorStr {
supertokens.LogDebugMessage("getSession: Returning UNAUTHORISED because of core response")
return sessmodels.GetSessionResponse{}, errors.UnauthorizedError{Msg: response["message"].(string)}
} else {
updateJwtSigningPublicKeyInfo(&recipeImplHandshakeInfo, getKeyInfoFromJson(response), response["jwtSigningPublicKey"].(string), uint64(response["jwtSigningPublicKeyExpiryTime"].(float64)))
supertokens.LogDebugMessage("getSession: Returning TRY_REFRESH_TOKEN because of core response")
return sessmodels.GetSessionResponse{}, errors.TryRefreshTokenError{Msg: response["message"].(string)}
}
}
func getSessionInformationHelper(querier supertokens.Querier, sessionHandle string) (*sessmodels.SessionInformation, error) {
response, err := querier.SendGetRequest("/recipe/session",
map[string]string{
"sessionHandle": sessionHandle,
})
if err != nil {
return nil, err
}
if response["status"] == "OK" {
return &sessmodels.SessionInformation{
SessionHandle: response["sessionHandle"].(string),
UserId: response["userId"].(string),
SessionData: response["userDataInDatabase"].(map[string]interface{}),
Expiry: uint64(response["expiry"].(float64)),
TimeCreated: uint64(response["timeCreated"].(float64)),
AccessTokenPayload: response["userDataInJWT"].(map[string]interface{}),
}, nil
}
return nil, nil
}
func refreshSessionHelper(recipeImplHandshakeInfo *sessmodels.HandshakeInfo, config sessmodels.TypeNormalisedInput, querier supertokens.Querier, refreshToken string, antiCsrfToken *string, containsCustomHeader bool) (sessmodels.CreateOrRefreshAPIResponse, error) {
err := getHandshakeInfo(&recipeImplHandshakeInfo, config, querier, false)
if err != nil {
return sessmodels.CreateOrRefreshAPIResponse{}, err
}
if recipeImplHandshakeInfo.AntiCsrf == antiCSRF_VIA_CUSTOM_HEADER {
if !containsCustomHeader {
clearCookies := false
supertokens.LogDebugMessage("refreshSession: Returning UNAUTHORISED because custom header (rid) was not passed")
return sessmodels.CreateOrRefreshAPIResponse{}, errors.UnauthorizedError{
Msg: "anti-csrf check failed. Please pass 'rid: \"session\"' header in the request.",
ClearCookies: &clearCookies,
}
}
}
requestBody := map[string]interface{}{
"refreshToken": refreshToken,
"enableAntiCsrf": recipeImplHandshakeInfo.AntiCsrf == antiCSRF_VIA_TOKEN,
}
if antiCsrfToken != nil {
requestBody["antiCsrfToken"] = *antiCsrfToken
}
response, err := querier.SendPostRequest("/recipe/session/refresh", requestBody)
if err != nil {
return sessmodels.CreateOrRefreshAPIResponse{}, err
}
if response["status"] == "OK" {
delete(response, "status")
responseByte, err := json.Marshal(response)
if err != nil {
return sessmodels.CreateOrRefreshAPIResponse{}, err
}
var result sessmodels.CreateOrRefreshAPIResponse
err = json.Unmarshal(responseByte, &result)
if err != nil {
return sessmodels.CreateOrRefreshAPIResponse{}, err
}
return result, nil
} else if response["status"].(string) == errors.UnauthorizedErrorStr {
supertokens.LogDebugMessage("refreshSession: Returning UNAUTHORISED because of core response")
return sessmodels.CreateOrRefreshAPIResponse{}, errors.UnauthorizedError{Msg: response["message"].(string)}
} else {
sessionInfo := errors.TokenTheftDetectedErrorPayload{
SessionHandle: (response["session"].(map[string]interface{}))["handle"].(string),
UserID: (response["session"].(map[string]interface{}))["userId"].(string),
}
supertokens.LogDebugMessage("refreshSession: Returning TOKEN_THEFT_DETECTED because of core response")
return sessmodels.CreateOrRefreshAPIResponse{}, errors.TokenTheftDetectedError{
Msg: "Token theft detected",
Payload: sessionInfo,
}
}
}
func revokeAllSessionsForUserHelper(querier supertokens.Querier, userID string) ([]string, error) {
response, err := querier.SendPostRequest("/recipe/session/remove", map[string]interface{}{
"userId": userID,
})
if err != nil {
return nil, err
}
revokedSessionHandlesAsSliceOfInterfaces := response["sessionHandlesRevoked"].([]interface{})
var result []string
for _, val := range revokedSessionHandlesAsSliceOfInterfaces {
result = append(result, val.(string))
}
return result, nil
}
func getAllSessionHandlesForUserHelper(querier supertokens.Querier, userID string) ([]string, error) {
response, err := querier.SendGetRequest("/recipe/session/user", map[string]string{
"userId": userID,
})
if err != nil {
return nil, err
}
sessionHandlesAsSliceOfInterfaces := response["sessionHandles"].([]interface{})
var result []string
for _, val := range sessionHandlesAsSliceOfInterfaces {
result = append(result, val.(string))
}
return result, nil
}
func revokeSessionHelper(querier supertokens.Querier, sessionHandle string) (bool, error) {
response, err := querier.SendPostRequest("/recipe/session/remove",
map[string]interface{}{
"sessionHandles": [1]string{sessionHandle},
})
if err != nil {
return false, err
}
return len(response["sessionHandlesRevoked"].([]interface{})) == 1, nil
}
func revokeMultipleSessionsHelper(querier supertokens.Querier, sessionHandles []string) ([]string, error) {
response, err := querier.SendPostRequest("/recipe/session/remove",
map[string]interface{}{
"sessionHandles": sessionHandles,
})
if err != nil {
return nil, err
}
revokedSessionHandlesAsSliceOfInterfaces := response["sessionHandlesRevoked"].([]interface{})
var result []string
for _, val := range revokedSessionHandlesAsSliceOfInterfaces {
result = append(result, val.(string))
}
return result, nil
}
func updateSessionDataHelper(querier supertokens.Querier, sessionHandle string, newSessionData map[string]interface{}) (bool, error) {
if newSessionData == nil {
newSessionData = map[string]interface{}{}
}
response, err := querier.SendPutRequest("/recipe/session/data",
map[string]interface{}{
"sessionHandle": sessionHandle,
"userDataInDatabase": newSessionData,
})
if err != nil {
return false, err
}
if response["status"].(string) == errors.UnauthorizedErrorStr {
return false, nil
}
return true, nil
}
func updateAccessTokenPayloadHelper(querier supertokens.Querier, sessionHandle string, newAccessTokenPayload map[string]interface{}) (bool, error) {
if newAccessTokenPayload == nil {
newAccessTokenPayload = map[string]interface{}{}
}
response, err := querier.SendPutRequest("/recipe/jwt/data", map[string]interface{}{
"sessionHandle": sessionHandle,
"userDataInJWT": newAccessTokenPayload,
})
if err != nil {
return false, err
}
if response["status"].(string) == errors.UnauthorizedErrorStr {
return false, nil
}
return true, nil
}
func regenerateAccessTokenHelper(querier supertokens.Querier, newAccessTokenPayload *map[string]interface{}, accessToken string) (*sessmodels.RegenerateAccessTokenResponse, error) {
if newAccessTokenPayload == nil {
newAccessTokenPayload = &map[string]interface{}{}
}
response, err := querier.SendPostRequest("/recipe/session/regenerate", map[string]interface{}{
"accessToken": accessToken,
"userDataInJWT": newAccessTokenPayload,
})
if err != nil {
return nil, err
}
if response["status"].(string) == errors.UnauthorizedErrorStr {
return nil, nil
}
responseByte, err := json.Marshal(response)
if err != nil {
return nil, err
}
var resp sessmodels.RegenerateAccessTokenResponse
err = json.Unmarshal(responseByte, &resp)
if err != nil {
return nil, err
}
return &resp, nil
}