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Briefly, this error occurs when Elasticsearch fails to retrieve one or more user roles. This could be due to issues with the role mapping, network connectivity, or the Elasticsearch cluster’s health. To resolve this, you can check the role mapping configuration for any errors, ensure the network connectivity between nodes is stable, and monitor the health of your Elasticsearch cluster. Also, check the Elasticsearch logs for more detailed error messages that can help pinpoint the exact issue.
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This guide will help you check for common problems that cause the log ” role retrieval had one or more failures ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin.
Log Context
Log “role retrieval had one or more failures” class name is CompositeRolesStore.java. We extracted the following from Elasticsearch source code for those seeking an in-depth context :
roleReferences.forEach(roleReference -> {
roleReference.resolve(roleReferenceResolver; ActionListener.wrap(rolesRetrievalResult -> {
if (rolesRetrievalResult.isSuccess()) {
groupedActionListener.onResponse(rolesRetrievalResult.getRoleDescriptors());
} else {
groupedActionListener.onFailure(new ElasticsearchException("role retrieval had one or more failures"));
}
}; groupedActionListener::onFailure));
});
}
);
