SAML-Toolkits · pitbulk · May 1, 2015 · Dec 12, 2014 · Apr 2, 2015 · Apr 2, 2015
diff --git a/lib/onelogin/ruby-saml/response.rb b/lib/onelogin/ruby-saml/response.rb
@@ -191,7 +191,7 @@ def validate(soft = true)
         validate_response_state(soft) &&
         validate_conditions(soft)     &&
         validate_issuer(soft)         &&
-        document.validate_document(get_fingerprint, soft, :fingerprint_alg => settings.idp_cert_fingerprint_algorithm) &&
+        document.validate_document(settings.get_fingerprint, soft, :fingerprint_alg => settings.idp_cert_fingerprint_algorithm) &&
         validate_success_status(soft)
       end
 
@@ -272,19 +272,6 @@ def xpath_first_from_signed_assertion(subelt=nil)
         node
       end
 
-      # Calculates the fingerprint of the IdP x509 certificate.
-      # @return [String] The fingerprint
-      #
-      def get_fingerprint
-        if settings.idp_cert
-          cert = OpenSSL::X509::Certificate.new(settings.idp_cert)
-          fingerprint_alg = XMLSecurity::BaseDocument.new.algorithm(settings.idp_cert_fingerprint_algorithm).new
-          fingerprint_alg.hexdigest(cert.to_der).upcase.scan(/../).join(":")
-        else
-          settings.idp_cert_fingerprint
-        end
-      end
-
       # Validates the Conditions. (If the response was initialized with the :skip_conditions option, this validation is skipped,
       # If the response was initialized with the :allowed_clock_drift option, the timing validations are relaxed by the allowed_clock_drift value)
       # @param soft [Boolean] soft Enable or Disable the soft mode (In order to raise exceptions when the response is invalid or not)

diff --git a/lib/onelogin/ruby-saml/settings.rb b/lib/onelogin/ruby-saml/settings.rb
@@ -98,26 +98,44 @@ def single_logout_service_binding=(url)
         @single_logout_service_binding = url
       end
 
-      # @return [OpenSSL::X509::Certificate|nil] Build the certificate from the Formatted SP certificate of the settings
+      # Calculates the fingerprint of the IdP x509 certificate.
+      # @return [String] The fingerprint
       #
-      def get_sp_cert
-        cert = nil
-        if self.certificate
-          formated_cert = OneLogin::RubySaml::Utils.format_cert(self.certificate)
-          cert = OpenSSL::X509::Certificate.new(formated_cert)
+      def get_fingerprint
+        self.idp_cert_fingerprint || begin
+          idp_cert = get_idp_cert
+          if idp_cert
+            fingerprint_alg = XMLSecurity::BaseDocument.new.algorithm(self.idp_cert_fingerprint_algorithm).new
+            fingerprint_alg.hexdigest(idp_cert.to_der).upcase.scan(/../).join(":")
+          end
         end
-        cert
       end
 
-      # @return [OpenSSL::PKey::RSA] Build the private key from the Formatted SP private key of the settings
+      # @return [OpenSSL::X509::Certificate|nil] Build the IdP certificate from the settings (previously format it)
+      #
+      def get_idp_cert
+        return nil if idp_cert.nil? || idp_cert.empty?
+
+        formated_cert = OneLogin::RubySaml::Utils.format_cert(idp_cert)
+        OpenSSL::X509::Certificate.new(formated_cert)
+      end
+
+      # @return [OpenSSL::X509::Certificate|nil] Build the SP certificate from the settings (previously format it)
+      #
+      def get_sp_cert
+        return nil if certificate.nil? || certificate.empty?
+
+        formated_cert = OneLogin::RubySaml::Utils.format_cert(certificate)
+        OpenSSL::X509::Certificate.new(formated_cert)
+      end
+
+      # @return [OpenSSL::PKey::RSA] Build the SP private from the settings (previously format it)
       #
       def get_sp_key
-        private_key = nil
-        if self.private_key
-          formated_private_key = OneLogin::RubySaml::Utils.format_private_key(self.private_key)
-          private_key = OpenSSL::PKey::RSA.new(formated_private_key)
-        end
-        private_key
+        return nil if private_key.nil? || private_key.empty?
+
+        formated_private_key = OneLogin::RubySaml::Utils.format_private_key(private_key)
+        OpenSSL::PKey::RSA.new(formated_private_key)
       end
 
       private

diff --git a/lib/onelogin/ruby-saml/utils.rb b/lib/onelogin/ruby-saml/utils.rb
@@ -4,58 +4,40 @@ module RubySaml
     # SAML2 Auxiliary class
     #    
     class Utils
-
-      # Return the x509 certificate string formatted
-      # @param cert [String] The original certificate 
-      # @param heads [Boolean] If true, the formatted certificate will include the
-      #                        "BEGIN CERTIFICATE" header and the footer.
+      # Return a properly formatted x509 certificate
+      #
+      # @param cert [String] The original certificate
       # @return [String] The formatted certificate
       #
-      def self.format_cert(cert, heads=true)
-        if cert && !cert.empty?
-          cert = cert.gsub(/\-{5}\s?(BEGIN|END) CERTIFICATE\s?\-{5}/, "")
-          cert = cert.gsub(/[\n\r\s]/, "")
-          cert = cert.scan(/.{1,64}/).join("\n")+"\n"
+      def self.format_cert(cert)
+        # don't try to format an encoded certificate or if is empty or nil
+        return cert if cert.nil? || cert.empty? || cert.match(/\x0d/)
 
-          if heads
-            cert = "-----BEGIN CERTIFICATE-----\n" + cert + "-----END CERTIFICATE-----\n"
-          end
-        end
-        cert
+        cert = cert.gsub(/\-{5}\s?(BEGIN|END) CERTIFICATE\s?\-{5}/, "")
+        cert = cert.gsub(/[\n\r\s]/, "")
+        cert = cert.scan(/.{1,64}/)
+        cert = cert.join("\n")
+        "-----BEGIN CERTIFICATE-----\n#{cert}\n-----END CERTIFICATE-----"
       end
 
-      # Return the private key string formatted
-      # @param key [String] The original private key 
-      # @param heads [Boolean] If true, the formatted private key will include the
-      #                  "BEGIN PRIVATE KEY" or the "BEGIN RSA PRIVATE KEY" header and the footer.
-      # @return [String] The formatted certificate
+      # Return a properly formatted private key
       #
-      def self.format_private_key(key, heads=true)
-        if key && !key.empty?
-          key = key.delete!("\n\r\x0D")
-          if key.index('-----BEGIN PRIVATE KEY-----') != nil
-            key = key.gsub('-----BEGIN PRIVATE KEY-----', '')
-            key = key.gsub('-----END PRIVATE KEY-----', '')
-            key = key.gsub(' ', '')
-
-            key = key.scan(/.{1,64}/).join("\n")+"\n"
-            if heads
-              key = "-----BEGIN PRIVATE KEY-----\n" + key + "-----END PRIVATE KEY-----\n"
-            end
-          else
-            key = key.gsub('-----BEGIN RSA PRIVATE KEY-----', '')
-            key = key.gsub('-----END RSA PRIVATE KEY-----', '')
-            key = key.gsub(' ', '')
+      # @param key [String] The original private key
+      # @return [String] The formatted private key
+      #
+      def self.format_private_key(key)
+        # don't try to format an encoded private key or if is empty  
+        return key if key.nil? || key.empty? || key.match(/\x0d/)
 
-            key = key.scan(/.{1,64}/).join("\n")+"\n"
-            if heads
-              key = "-----BEGIN RSA PRIVATE KEY-----\n" + key + "-----END RSA PRIVATE KEY-----\n"
-            end
-          end
-        end
-        key
+        # is this an rsa key?
+        rsa_key = key.match("RSA PRIVATE KEY")
+        key = key.gsub(/\-{5}\s?(BEGIN|END)( RSA)? PRIVATE KEY\s?\-{5}/, "")
+        key = key.gsub(/[\n\r\s]/, "")
+        key = key.scan(/.{1,64}/)
+        key = key.join("\n")
+        key_label = rsa_key ? "RSA PRIVATE KEY" : "PRIVATE KEY"
+        "-----BEGIN #{key_label}-----\n#{key}\n-----END #{key_label}-----"
       end
-
     end
   end
-end
+end
diff --git a/test/certificates/formatted_certificate b/test/certificates/formatted_certificate
@@ -0,0 +1,14 @@
+-----BEGIN CERTIFICATE-----
+MIICPDCCAaWgAwIBAgIIEiC/9HMAWWAwDQYJKoZIhvcNAQEFBQAwTzELMAkGA1UE
+BhMCVVMxDDAKBgNVBAoTA2libTEMMAoGA1UECxMDc3NvMSQwIgYDVQQDExtjMjVh
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+2Zkedj87bS1glzOy5B89pKD2DMbu6828Abzgc+4lyQ2ASifsqM4cZdVayzo8n+dQ
+-----END CERTIFICATE-----
diff --git a/test/certificates/formatted_private_key b/test/certificates/formatted_private_key
@@ -0,0 +1,12 @@
+-----BEGIN PRIVATE KEY-----
+MIIBuwIBAAKBgQDImEj39zKfeh4LbgzPuos/DCnyKZUJzAHX3OSXA1Akl+CA1Ak3
+NgRCJ3NOflCGzW+PcLvxrSwH3mHaqQAvDA2fJOySiVtJ9+tm1jrQnL+AAw7JzUht
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+GeW2AKaE6oqRqeVwGw4V
+-----END PRIVATE KEY-----
diff --git a/test/certificates/formatted_rsa_private_key b/test/certificates/formatted_rsa_private_key
@@ -0,0 +1,12 @@
+-----BEGIN RSA PRIVATE KEY-----
+MIIBuwIBAAKBgQDImEj39zKfeh4LbgzPuos/DCnyKZUJzAHX3OSXA1Akl+CA1Ak3
+NgRCJ3NOflCGzW+PcLvxrSwH3mHaqQAvDA2fJOySiVtJ9+tm1jrQnL+AAw7JzUht
+YzmnRC8wwuN1+TDuKiK1Hzr/4fz2eFZ6+M53YC4eHOkBYA0FdFGRYrH70wIVAJfR
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+3WlOTZkdAoGAGmt0xlYn/0oYZjCxGKStjBA80E5NypAl7UyFj1RhGjIUkiuRcgOL
+d3/fC6vKuqsMtLHyb5EGqtHPbqm4re1rw0zDh+qHEFA4N6UW0poc9eNEfosJA2BO
+5o8ft9FzKA033pl89mD0CBj05EPadGR7E7QhL5mXuQJpjXJEiyqbce4CFAUFhvCK
+GeW2AKaE6oqRqeVwGw4V
+-----END RSA PRIVATE KEY-----
diff --git a/test/certificates/invalid_certificate1 b/test/certificates/invalid_certificate1
@@ -0,0 +1 @@
+-----BEGIN CERTIFICATE----- MIICPDCCAaWgAwIBAgIIEiC/9HMAWWAwDQYJKoZIhvcNAQEFBQAwTzELMAkGA1UE BhMCVVMxDDAKBgNVBAoTA2libTEMMAoGA1UECxMDc3NvMSQwIgYDVQQDExtjMjVh MDI3Ny50b3JvbnRvLmNhLmlibS5jb20wHhcNMTEwNTI0MTYzNTQ4WhcNMjEwNTIx wsQMPBj4WQTNzTYMCQYDVQQGEwJVUzEMMAoGA1UEChMDaWJtMQwwCgYDVQQLEwNz c28xJDAiBgNVBAMTG2MyNWEwMjc3LnRvcm9udG8uY2EuaWJtLmNvbTCBnzANBgkq hkiG9w0BAQEFAAOBjQAwgYkCgYEAgzfYQZuf5FVdJTcrsIQZ+YHTPjOsw2MGo0jC mdGMcp4brWeFgk1OVaOmytPx6P76wHWR436AleX3crHBPd8gPxuZdnvBQ7PkrKpw Vvaq52juenFrho8JY0TeVgVkY5jAh45YzytjP2y2k/cGQurI/56NT0PpQJ0S1G3N 4eTg718CAwEAAaMhMB8wHQYDVR0OBBYEFCYVLJqcJ7WgdzGIsuJ/TzDGDqinMA0G CSqGSIb3DQEBBQUAA4GBAB80bIePf+qWDvWe+9bEEnbFTw7pCknLexxZ0AMqrsmZ +4jmI+evP1JZYCjfIg9X+MBH01hfp5dFcetz3o6w6SkV+BxLYLgfcy5KUcYsIM/1 2Zkedj87bS1glzOy5B89pKD2DMbu6828Abzgc+4lyQ2ASifsqM4cZdVayzo8n+dQ -----END CERTIFICATE-----
diff --git a/test/certificates/invalid_certificate2 b/test/certificates/invalid_certificate2
@@ -0,0 +1 @@
+MIICPDCCAaWgAwIBAgIIEiC/9HMAWWAwDQYJKoZIhvcNAQEFBQAwTzELMAkGA1UEBhMCVVMxDDAKBgNVBAoTA2libTEMMAoGA1UECxMDc3NvMSQwIgYDVQQDExtjMjVhMDI3Ny50b3JvbnRvLmNhLmlibS5jb20wHhcNMTEwNTI0MTYzNTQ4WhcNMjEwNTIxwsQMPBj4WQTNzTYMCQYDVQQGEwJVUzEMMAoGA1UEChMDaWJtMQwwCgYDVQQLEwNzc28xJDAiBgNVBAMTG2MyNWEwMjc3LnRvcm9udG8uY2EuaWJtLmNvbTCBnzANBgkqhkiG9w0BAQEFAAOBjQAwgYkCgYEAgzfYQZuf5FVdJTcrsIQZ+YHTPjOsw2MGo0jCmdGMcp4brWeFgk1OVaOmytPx6P76wHWR436AleX3crHBPd8gPxuZdnvBQ7PkrKpw Vvaq52juenFrho8JY0TeVgVkY5jAh45YzytjP2y2k/cGQurI/56NT0PpQJ0S1G3N 4eTg718CAwEAAaMhMB8wHQYDVR0OBBYEFCYVLJqcJ7WgdzGIsuJ/TzDGDqinMA0G CSqGSIb3DQEBBQUAA4GBAB80bIePf+qWDvWe+9bEEnbFTw7pCknLexxZ0AMqrsmZ +4jmI+evP1JZYCjfIg9X+MBH01hfp5dFcetz3o6w6SkV+BxLYLgfcy5KUcYsIM/1 2Zkedj87bS1glzOy5B89pKD2DMbu6828Abzgc+4lyQ2ASifsqM4cZdVayzo8n+dQ
diff --git a/test/certificates/invalid_certificate3 b/test/certificates/invalid_certificate3
@@ -0,0 +1,12 @@
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diff --git a/test/certificates/invalid_private_key1 b/test/certificates/invalid_private_key1
@@ -0,0 +1 @@
+-----BEGIN PRIVATE KEY----- MIIBuwIBAAKBgQDImEj39zKfeh4LbgzPuos/DCnyKZUJzAHX3OSXA1Akl+CA1Ak3 NgRCJ3NOflCGzW+PcLvxrSwH3mHaqQAvDA2fJOySiVtJ9+tm1jrQnL+AAw7JzUht YzmnRC8wwuN1+TDuKiK1Hzr/4fz2eFZ6+M53YC4eHOkBYA0FdFGRYrH70wIVAJfR hg3tWWhJvyJBvaZoh3/BP613AoGBAL0KkMDFRc3FXcvdRKNpWbrsU41G32bBlfQR O1EBe1+ghIasBr7lxEEhdkfthlaF4JiFHyaXuSx5hPKUbo8AO/MfaPJ7SKK2QRS3 B/qlstzIbjmvgYJJuOs4O4x6lYgeU5rb9G5SoOEBvyo46ZxfzdWhAwfZofsrzAhe 3WlOTZkdAoGAGmt0xlYn/0oYZjCxGKStjBA80E5NypAl7UyFj1RhGjIUkiuRcgOL d3/fC6vKuqsMtLHyb5EGqtHPbqm4re1rw0zDh+qHEFA4N6UW0poc9eNEfosJA2BO 5o8ft9FzKA033pl89mD0CBj05EPadGR7E7QhL5mXuQJpjXJEiyqbce4CFAUFhvCK GeW2AKaE6oqRqeVwGw4V -----END PRIVATE KEY-----
diff --git a/test/certificates/invalid_private_key2 b/test/certificates/invalid_private_key2
@@ -0,0 +1 @@
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
diff --git a/test/certificates/invalid_private_key3 b/test/certificates/invalid_private_key3
@@ -0,0 +1,10 @@
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diff --git a/test/certificates/invalid_rsa_private_key1 b/test/certificates/invalid_rsa_private_key1
@@ -0,0 +1 @@
+-----BEGIN RSA PRIVATE KEY----- MIIBuwIBAAKBgQDImEj39zKfeh4LbgzPuos/DCnyKZUJzAHX3OSXA1Akl+CA1Ak3 NgRCJ3NOflCGzW+PcLvxrSwH3mHaqQAvDA2fJOySiVtJ9+tm1jrQnL+AAw7JzUht YzmnRC8wwuN1+TDuKiK1Hzr/4fz2eFZ6+M53YC4eHOkBYA0FdFGRYrH70wIVAJfR hg3tWWhJvyJBvaZoh3/BP613AoGBAL0KkMDFRc3FXcvdRKNpWbrsU41G32bBlfQR O1EBe1+ghIasBr7lxEEhdkfthlaF4JiFHyaXuSx5hPKUbo8AO/MfaPJ7SKK2QRS3 B/qlstzIbjmvgYJJuOs4O4x6lYgeU5rb9G5SoOEBvyo46ZxfzdWhAwfZofsrzAhe 3WlOTZkdAoGAGmt0xlYn/0oYZjCxGKStjBA80E5NypAl7UyFj1RhGjIUkiuRcgOL d3/fC6vKuqsMtLHyb5EGqtHPbqm4re1rw0zDh+qHEFA4N6UW0poc9eNEfosJA2BO 5o8ft9FzKA033pl89mD0CBj05EPadGR7E7QhL5mXuQJpjXJEiyqbce4CFAUFhvCK GeW2AKaE6oqRqeVwGw4V -----END RSA PRIVATE KEY-----
diff --git a/test/certificates/invalid_rsa_private_key2 b/test/certificates/invalid_rsa_private_key2
@@ -0,0 +1 @@
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
diff --git a/test/certificates/invalid_rsa_private_key3 b/test/certificates/invalid_rsa_private_key3
@@ -0,0 +1,10 @@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diff --git a/test/response_test.rb b/test/response_test.rb
@@ -53,6 +53,18 @@ class RubySamlTest < Minitest::Test
           response.validate!
         end
       end
+
+      it "raise when No fingerprint or certificate on settings" do
+        response = OneLogin::RubySaml::Response.new(response_document)
+        settings2 = OneLogin::RubySaml::Settings.new
+        settings2.idp_cert_fingerprint = nil
+        settings2.idp_cert = nil
+        response.settings = settings2
+        assert_raises(OneLogin::RubySaml::ValidationError, "No fingerprint or certificate on settings") do
+          response.validate!
+        end
+      end
+
     end
 
     describe "#validate_structure" do