A java microservice function exception in the environment, look at the logs reporting errors.
javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
Reason: The self-signed certificate used by the customer is not trusted by jdk.
Import the customer domain SSL certificate into jdk library.
# export LANG=”en_US.UTF-8″
# openssl s_client -connect www.example.com:443 < /dev/null | sed -ne ‘/-BEGIN CERTIFICATE-/,/-END CERTIFICATE-/p’ > www.example.com.crt
# keytool -import -file www.example.com.crt -alias www.example.com -keystore $JAVA_HOME/jre/lib/security/cacerts –storepass “changeit” –noprompt -trustcacerts
Restart the relevant java application and solve it.
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