req.cnf

[req]
distinguished_name = req_distinguished_name
req_extensions = v3_req

[req_distinguished_name]
countryName = Country Name (2 letter code)
countryName_default = CN
stateOrProvinceName = State or Province Name (full name)
stateOrProvinceName_default = BJ
localityName = Locality Name (eg, city)
localityName_default = Beijing
organizationalUnitName  = Organizational Unit Name (eg, section)
organizationalUnitName_default  = TUNA
commonName = Common Name (server FQDN or domain name)
commonName_default = localhost
commonName_max  = 64

[v3_req]
# Extensions to add to a certificate request
basicConstraints = CA:FALSE
keyUsage = nonRepudiation, digitalSignature, keyEncipherment
subjectAltName = @alt_names

[alt_names]
DNS.1 = localhost
# DNS.2 = manager.localhost
DNS.2 = worker.localhost