create_self_signed_cert(bits, cn, comment)
public
Creates a self-signed certificate with the given number of bits,
the issuer cn and a comment to be stored in the
certificate.
# File lib/webrick/ssl.rb, line 97
def create_self_signed_cert(bits, cn, comment)
rsa = OpenSSL::PKey::RSA.new(bits){|p, n|
case p
when 0; $stderr.putc "." # BN_generate_prime
when 1; $stderr.putc "+" # BN_generate_prime
when 2; $stderr.putc "*" # searching good prime,
# n = #of try,
# but also data from BN_generate_prime
when 3; $stderr.putc "\n" # found good prime, n==0 - p, n==1 - q,
# but also data from BN_generate_prime
else; $stderr.putc "*" # BN_generate_prime
end
}
cert = OpenSSL::X509::Certificate.new
cert.version = 2
cert.serial = 1
name = (cn.kind_of? String) ? OpenSSL::X509::Name.parse(cn)
: OpenSSL::X509::Name.new(cn)
cert.subject = name
cert.issuer = name
cert.not_before = Time.now
cert.not_after = Time.now + (365*24*60*60)
cert.public_key = rsa.public_key
ef = OpenSSL::X509::ExtensionFactory.new(nil,cert)
ef.issuer_certificate = cert
cert.extensions = [
ef.create_extension("basicConstraints","CA:FALSE"),
ef.create_extension("keyUsage", "keyEncipherment"),
ef.create_extension("subjectKeyIdentifier", "hash"),
ef.create_extension("extendedKeyUsage", "serverAuth"),
ef.create_extension("nsComment", comment),
]
aki = ef.create_extension("authorityKeyIdentifier",
"keyid:always,issuer:always")
cert.add_extension(aki)
cert.sign(rsa, OpenSSL::Digest::SHA1.new)
return [ cert, rsa ]
end
