certs/ca.cnf の変更

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[ ca ]
default_ca		= CA_default

[ CA_default ]
dir			= ./
certs			= $dir
crl_dir			= $dir/crl
database		= $dir/index.txt
new_certs_dir		= $dir
certificate		= $dir/ca.pem
serial			= $dir/serial
crl			= $dir/crl.pem
private_key		= $dir/ca.key
RANDFILE		= $dir/.rand
name_opt		= ca_default
cert_opt		= ca_default
default_days		= 365
default_crl_days	= 30
default_md		= md5
preserve		= no
policy			= policy_match

[ policy_match ]
countryName		= match
stateOrProvinceName	= match
organizationName	= match
organizationalUnitName	= optional
commonName		= supplied
emailAddress		= optional

[ policy_anything ]
countryName		= optional
stateOrProvinceName	= optional
localityName		= optional
organizationName	= optional
organizationalUnitName	= optional
commonName		= supplied
emailAddress		= optional

[ req ]
prompt			= no
distinguished_name	= certificate_authority
default_bits		= 2048
input_password		= whatever
output_password		= whatever
x509_extensions		= v3_ca

[certificate_authority]
countryName		= FR
stateOrProvinceName	= Radius
localityName		= Somewhere
organizationName	= Example Inc.
emailAddress		= admin@example.com
commonName		= "Example Certificate Authority"

[v3_ca]
subjectKeyIdentifier	= hash
authorityKeyIdentifier	= keyid:always,issuer:always
basicConstraints	= CA:true