p12转pem

两个p12文件

apns-dis-cert.p12和对应的apns-dis-key.p12

openssl pkcs12 -clcerts -nokeys -out apns-dis-cert.pem -in apns-dis-cert.p12
openssl pkcs12 -nocerts -out apns-dis-key.pem -in apns-dis-key.p12
openssl rsa -in apns-dis-key.pem -out apns-dis-key.pem
cat apns-dis-cert.pem apns-dis-key.pem > apns-dis.pem