# Simple Root & Signing CA

# The [default] section contains global constants that can be referred to from
# the entire configuration file. It may also hold settings pertaining to more
# than one openssl command.

[ default ]
ca                      = opennic_intermediate_ca
dir                     = /var/lib/acme2certifier/acme/ca   # Top dir

# The next part of the configuration file is used by the openssl req command.
# It defines the CA's key pair, its DN, and the desired extensions for the CA
# certificate.

[ req ]
default_bits            = 4096                  # RSA key size
encrypt_key             = no                    # Protect private key
default_md              = sha1                  # MD to use
utf8                    = yes                   # Input is UTF-8
string_mask             = utf8only              # Emit UTF-8 strings
prompt                  = no                    # Don't prompt for DN
distinguished_name      = ca_dn                 # DN section
req_extensions          = ca_reqext             # Desired extensions

[ ca_dn ]
0.domainComponent       = "libre"
1.domainComponent       = "acme"
2.domainComponent       = "playground"
organizationName        = "OpenNIC"
organizationalUnitName  = "OpenNIC CA"
commonName              = OpenNIC Intermediate CA

[ ca_reqext ]
keyUsage                = critical,keyCertSign,cRLSign
basicConstraints        = critical,CA:true
subjectKeyIdentifier    = hash

# The remainder of the configuration file is used by the openssl ca command.
# The CA section defines the locations of CA assets, as well as the policies
# applying to the CA.

[ opennic_intermediate_ca ]
certificate             = $dir/$ca.crt       # The CA cert
private_key             = $dir/$ca/private/$ca.key # CA private key
new_certs_dir           = $dir/$ca           # Certificate archive
serial                  = $dir/$ca/db/$ca.crt.srl # Serial number file
crlnumber               = $dir/$ca/db/$ca.crl.srl # CRL number file
database                = $dir/$ca/db/$ca.db # Index file
unique_subject          = no                    # Require unique subject
default_days            = 60                    # How long to certify for
default_md              = sha1                  # MD to use
policy                  = match_pol             # Default naming policy
email_in_dn             = no                    # Add email to cert DN
preserve                = no                    # Keep passed DN ordering
name_opt                = ca_default            # Subject DN display options
cert_opt                = ca_default            # Certificate display options
copy_extensions         = copy                  # Copy extensions from CSR
x509_extensions         = email_ext             # Default cert extensions
default_crl_days        = 7                     # How long before next CRL
crl_extensions          = crl_ext               # CRL extensions

[ opennic_intermediate_ca_ext ]
keyUsage                = critical,keyCertSign,cRLSign,digitalSignature
basicConstraints        = critical,CA:true,pathlen:0
subjectKeyIdentifier    = hash
authorityKeyIdentifier  = keyid:always

# CRL extensions exist solely to point to the CA certificate that has issued
# the CRL.

[ crl_ext ]
authorityKeyIdentifier  = keyid:always