Class: Wsv::TlsContext::SelfSignedCert

Inherits:
Object
  • Object
show all
Defined in:
lib/wsv/tls_context/self_signed_cert.rb

Constant Summary collapse

SUBJECT = 
"/CN=localhost"
SAN = 
"DNS:localhost,IP:127.0.0.1,IP:::1"
VALIDITY_SECONDS = 
365 * 24 * 60 * 60

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(key) ⇒ SelfSignedCert

Returns a new instance of SelfSignedCert.



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# File 'lib/wsv/tls_context/self_signed_cert.rb', line 17

def initialize(key)
  @key = key
end

Class Method Details

.build(key) ⇒ Object 



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# File 'lib/wsv/tls_context/self_signed_cert.rb', line 13

def self.build(key)
  new(key).build
end

Instance Method Details

#build ⇒ Object 



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# File 'lib/wsv/tls_context/self_signed_cert.rb', line 21

def build
  cert = OpenSSL::X509::Certificate.new
  cert.version = 2
  cert.serial = SecureRandom.random_number((2**63) - 1) + 1
  cert.subject = OpenSSL::X509::Name.parse(SUBJECT)
  cert.issuer = cert.subject
  cert.public_key = @key.public_key
  cert.not_before = Time.now - 60
  cert.not_after = Time.now + VALIDITY_SECONDS
  ef = OpenSSL::X509::ExtensionFactory.new(cert, cert)
  cert.add_extension(ef.create_extension("subjectAltName", SAN))
  cert.add_extension(ef.create_extension("basicConstraints", "CA:FALSE", true))
  cert.sign(@key, OpenSSL::Digest.new("SHA256"))
  cert
end