95 lines
2.4 KiB
Go
95 lines
2.4 KiB
Go
package resolvers
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import (
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"context"
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"fmt"
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"github.com/authorizerdev/authorizer/server/cookie"
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"github.com/authorizerdev/authorizer/server/db"
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"github.com/authorizerdev/authorizer/server/graph/model"
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"github.com/authorizerdev/authorizer/server/sessionstore"
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"github.com/authorizerdev/authorizer/server/token"
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"github.com/authorizerdev/authorizer/server/utils"
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)
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// SessionResolver is a resolver for session query
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func SessionResolver(ctx context.Context, params *model.SessionQueryInput) (*model.AuthResponse, error) {
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var res *model.AuthResponse
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gc, err := utils.GinContextFromContext(ctx)
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if err != nil {
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return res, err
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}
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// get refresh token
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refreshToken, err := token.GetRefreshToken(gc)
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if err != nil {
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return res, err
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}
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// get fingerprint hash
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fingerprintHash, err := token.GetFingerPrint(gc)
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if err != nil {
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return res, err
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}
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decryptedFingerPrint, err := utils.DecryptAES([]byte(fingerprintHash))
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if err != nil {
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return res, err
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}
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fingerPrint := string(decryptedFingerPrint)
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// verify refresh token and fingerprint
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claims, err := token.VerifyJWTToken(refreshToken)
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if err != nil {
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return res, err
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}
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userID := claims["id"].(string)
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persistedRefresh := sessionstore.GetUserSession(userID, fingerPrint)
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if refreshToken != persistedRefresh {
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return res, fmt.Errorf(`unauthorized`)
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}
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user, err := db.Provider.GetUserByID(userID)
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if err != nil {
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return res, err
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}
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// refresh token has "roles" as claim
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claimRoleInterface := claims["roles"].([]interface{})
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claimRoles := []string{}
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for _, v := range claimRoleInterface {
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claimRoles = append(claimRoles, v.(string))
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}
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if params != nil && params.Roles != nil && len(params.Roles) > 0 {
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for _, v := range params.Roles {
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if !utils.StringSliceContains(claimRoles, v) {
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return res, fmt.Errorf(`unauthorized`)
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}
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}
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}
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// delete older session
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sessionstore.DeleteUserSession(userID, fingerPrint)
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authToken, err := token.CreateAuthToken(user, claimRoles)
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if err != nil {
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return res, err
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}
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sessionstore.SetUserSession(user.ID, authToken.FingerPrint, authToken.RefreshToken.Token)
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cookie.SetCookie(gc, authToken.AccessToken.Token, authToken.RefreshToken.Token, authToken.FingerPrintHash)
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res = &model.AuthResponse{
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Message: `Session token refreshed`,
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AccessToken: &authToken.AccessToken.Token,
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ExpiresAt: &authToken.AccessToken.ExpiresAt,
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User: user.AsAPIUser(),
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}
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return res, nil
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}
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