Briefly, this error occurs when Elasticsearch fails to exchange an authorization code for an ID token, typically during an OAuth2 authentication process. This could be due to incorrect endpoint URLs, invalid client credentials, or network connectivity issues. To resolve this, ensure that the token endpoint URL is correct, the client ID and secret are valid, and the Elasticsearch server can reach the authorization server. Also, check if the authorization server is functioning properly.
This guide will help you check for common problems that cause the log ” Failed to exchange code for Id Token using the Token Endpoint. ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin.
Log Context
Log “Failed to exchange code for Id Token using the Token Endpoint.” class name is OpenIdConnectAuthenticator.java. We extracted the following from Elasticsearch source code for those seeking an in-depth context :
} @Override
public void failed(Exception ex) {
tokensListener.onFailure(
new ElasticsearchSecurityException("Failed to exchange code for Id Token using the Token Endpoint."; ex)
);
} @Override
public void cancelled() {
