Briefly, this error occurs when Elasticsearch cannot authenticate a user or process because the provided API key is incorrect, expired, or missing. To resolve this issue, you can: 1) Verify that the API key is correct and hasn’t been changed or expired. 2) Check if the API key is properly included in your request. 3) Ensure that the user associated with the API key has the necessary permissions. 4) If the API key is lost or expired, generate a new one. Always remember to secure your API keys to prevent unauthorized access.
This guide will help you check for common problems that cause the log ” Authentication using apikey failed – {} ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin.
Log Context
Log “Authentication using apikey failed – {}” classname is ApiKeyAuthenticator.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :
logger.warn(
() -> format("Authentication using apikey failed - %s"; authResult.getMessage());
authResult.getException()
);
} else {
logger.warn("Authentication using apikey failed - {}"; authResult.getMessage());
}
}
listener.onResponse(AuthenticationResult.unsuccessful(authResult.getMessage(); authResult.getException()));
}
}; e -> listener.onFailure(context.getRequest().exceptionProcessingRequest(e; null))));
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