Task1:BecomingaCertificateAuthority(CA)在宿主机/docker1.1.1.1上执行以下命令：sudocp/usr/lib/ssl/openssl.cnf/sudoopensslreq-new-x509-keyoutca.key-outca.crt-configopenssl.cnfEnterPEMpassphrase:xxxxxVerifying-EnterPEMpassphrase: