Briefly, this error occurs when Elasticsearch fails to load the certificate authorities (CAs) for the Public Key Infrastructure (PKI) realm. This could be due to incorrect file paths, missing files, or incorrect file permissions. To resolve this issue, you can verify the file paths in your configuration, ensure the certificate files exist in the specified paths, and check the file permissions to ensure Elasticsearch has the necessary access. Additionally, ensure the certificate files are in the correct format that Elasticsearch can read.
This guide will help you check for common problems that cause the log ” failed to load certificate authorities for PKI realm ” 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 load certificate authorities for PKI realm” class name is PkiRealm.java. We extracted the following from Elasticsearch source code for those seeking an in-depth context :
assert certificateAuthorities != null;
try {
Certificate[] certificates = CertParsingUtils.readCertificates(certificateAuthorities; env);
return CertParsingUtils.trustManager(certificates);
} catch (Exception e) {
throw new ElasticsearchException("failed to load certificate authorities for PKI realm"; e);
}
} @Override
public void expire(String username) {
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