首先安装一下opnessl
https://www.openssl.org/source/
crt +key 转 jks(两步,crt转 p12 ,p12 转jks)
pkcs12 -export -in E:/forNginx/_.cn-healthcare.com_bundle.crt -inkey E:/forNginx/_.cn-healthcare.com.key -out E:/forNginx/to.p12
pkcs12 -export -out p.p12 -inkey private.pem -in rsacert.crt
keytool.exe -importkeystore -srckeystore E:/to.p12 -srcstoretype PKCS12 -deststoretype JKS -destkeystore E:/forNginx/keystore.jks