keytool -exportcert -rfc -alias bieming -keystore android.keystore -storepass 密码 | openssl x509 -noout -fingerprint -md5 -inform pem
keytool -exportcert -rfc -alias bieming -keystore android.keystore -storepass 密码 | openssl x509 -noout -fingerprint -md5 -inform pem