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Strip JWT base64 padding before parsing. #560

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Daniel Lamando 2018-03-08 16:44:11 -08:00 committed by GitHub
parent ae49c7d23c
commit 542ef54093
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1 changed files with 2 additions and 1 deletions
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3
providers/google.go
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@ -67,7 +67,8 @@ func emailFromIdToken(idToken string) (string, error) {
// id_token is a base64 encode ID token payload
// https://developers.google.com/accounts/docs/OAuth2Login#obtainuserinfo
jwt := strings.Split(idToken, ".")
b, err := base64.RawURLEncoding.DecodeString(jwt[1])
jwtData := strings.TrimSuffix(jwt[1], "=")
b, err := base64.RawURLEncoding.DecodeString(jwtData)
if err != nil {
return "", err
}