Class: Onelogin::Saml::Response
- Inherits:
-
Object
- Object
- Onelogin::Saml::Response
- Defined in:
- lib/onelogin/saml/response.rb
Instance Attribute Summary collapse
-
#destination ⇒ Object
readonly
Returns the value of attribute destination.
-
#document ⇒ Object
readonly
Returns the value of attribute document.
-
#in_response_to ⇒ Object
readonly
Returns the value of attribute in_response_to.
-
#issuer ⇒ Object
readonly
Returns the value of attribute issuer.
-
#name_id ⇒ Object
readonly
Returns the value of attribute name_id.
-
#name_qualifier ⇒ Object
readonly
Returns the value of attribute name_qualifier.
-
#response ⇒ Object
readonly
Returns the value of attribute response.
-
#saml_attributes ⇒ Object
readonly
Returns the value of attribute saml_attributes.
-
#session_index ⇒ Object
readonly
Returns the value of attribute session_index.
-
#settings ⇒ Object
Returns the value of attribute settings.
-
#status_code ⇒ Object
readonly
Returns the value of attribute status_code.
-
#status_message ⇒ Object
readonly
Returns the value of attribute status_message.
-
#validation_error ⇒ Object
readonly
Returns the value of attribute validation_error.
-
#xml ⇒ Object
readonly
Returns the value of attribute xml.
Instance Method Summary collapse
- #auth_failure? ⇒ Boolean
- #decrypted_document ⇒ Object
- #disable_signature_validation!(settings) ⇒ Object
- #fingerprint_from_idp ⇒ Object
-
#initialize(response, settings = nil) ⇒ Response
constructor
A new instance of Response.
- #is_valid? ⇒ Boolean
- #no_authn_context? ⇒ Boolean
- #process(settings) ⇒ Object
- #success_status? ⇒ Boolean
- #trusted_find(xpath) ⇒ Object
- #trusted_find_first(xpath) ⇒ Object
-
#trusted_roots ⇒ Object
triggers validation.
- #untrusted_find_first(xpath) ⇒ Object
- #validate ⇒ Object
Constructor Details
#initialize(response, settings = nil) ⇒ Response
Returns a new instance of Response.
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# File 'lib/onelogin/saml/response.rb', line 11 def initialize(response, settings=nil) @response = response begin @xml = Base64.decode64(@response) @document = LibXML::XML::Document.string(@xml) @document.extend(XMLSecurity::SignedDocument) rescue # could not parse document, everything is invalid @response = nil return end @issuer = document.find_first("/samlp:Response/saml:Issuer", Onelogin::NAMESPACES).content rescue nil @status_code = document.find_first("/samlp:Response/samlp:Status/samlp:StatusCode", Onelogin::NAMESPACES)["Value"] rescue nil process(settings) if settings end |
Instance Attribute Details
#destination ⇒ Object (readonly)
Returns the value of attribute destination.
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# File 'lib/onelogin/saml/response.rb', line 8 def destination @destination end |
#document ⇒ Object (readonly)
Returns the value of attribute document.
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# File 'lib/onelogin/saml/response.rb', line 5 def document @document end |
#in_response_to ⇒ Object (readonly)
Returns the value of attribute in_response_to.
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# File 'lib/onelogin/saml/response.rb', line 8 def in_response_to @in_response_to end |
#issuer ⇒ Object (readonly)
Returns the value of attribute issuer.
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# File 'lib/onelogin/saml/response.rb', line 8 def issuer @issuer end |
#name_id ⇒ Object (readonly)
Returns the value of attribute name_id.
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# File 'lib/onelogin/saml/response.rb', line 6 def name_id @name_id end |
#name_qualifier ⇒ Object (readonly)
Returns the value of attribute name_qualifier.
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# File 'lib/onelogin/saml/response.rb', line 6 def name_qualifier @name_qualifier end |
#response ⇒ Object (readonly)
Returns the value of attribute response.
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# File 'lib/onelogin/saml/response.rb', line 5 def response @response end |
#saml_attributes ⇒ Object (readonly)
Returns the value of attribute saml_attributes.
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# File 'lib/onelogin/saml/response.rb', line 6 def saml_attributes @saml_attributes end |
#session_index ⇒ Object (readonly)
Returns the value of attribute session_index.
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# File 'lib/onelogin/saml/response.rb', line 6 def session_index @session_index end |
#settings ⇒ Object
Returns the value of attribute settings.
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# File 'lib/onelogin/saml/response.rb', line 4 def settings @settings end |
#status_code ⇒ Object (readonly)
Returns the value of attribute status_code.
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# File 'lib/onelogin/saml/response.rb', line 7 def status_code @status_code end |
#status_message ⇒ Object (readonly)
Returns the value of attribute status_message.
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# File 'lib/onelogin/saml/response.rb', line 7 def @status_message end |
#validation_error ⇒ Object (readonly)
Returns the value of attribute validation_error.
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# File 'lib/onelogin/saml/response.rb', line 9 def validation_error @validation_error end |
#xml ⇒ Object (readonly)
Returns the value of attribute xml.
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# File 'lib/onelogin/saml/response.rb', line 5 def xml @xml end |
Instance Method Details
#auth_failure? ⇒ Boolean
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# File 'lib/onelogin/saml/response.rb', line 134 def auth_failure? @status_code == Onelogin::Saml::StatusCodes::AUTHN_FAILED_URI end |
#decrypted_document ⇒ Object
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# File 'lib/onelogin/saml/response.rb', line 56 def decrypted_document @decrypted_document ||= LibXML::XML::Document.document(document).tap do |doc| doc.extend(XMLSecurity::SignedDocument) doc.decrypt!(settings) end end |
#disable_signature_validation!(settings) ⇒ Object
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# File 'lib/onelogin/saml/response.rb', line 50 def disable_signature_validation!(settings) @settings = settings @is_valid = true @trusted_roots = [decrypted_document.root] end |
#fingerprint_from_idp ⇒ Object
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# File 'lib/onelogin/saml/response.rb', line 142 def fingerprint_from_idp if base64_cert = decrypted_document.find_first("//ds:X509Certificate", Onelogin::NAMESPACES) cert_text = Base64.decode64(base64_cert.content) cert = OpenSSL::X509::Certificate.new(cert_text) Digest::SHA1.hexdigest(cert.to_der) else nil end end |
#is_valid? ⇒ Boolean
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# File 'lib/onelogin/saml/response.rb', line 77 def is_valid? @is_valid ||= validate end |
#no_authn_context? ⇒ Boolean
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# File 'lib/onelogin/saml/response.rb', line 138 def no_authn_context? @status_code == Onelogin::Saml::StatusCodes::NO_AUTHN_CONTEXT_URI end |
#process(settings) ⇒ Object
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# File 'lib/onelogin/saml/response.rb', line 30 def process(settings) @settings = settings @logger = settings.logger return unless @response @in_response_to = untrusted_find_first("/samlp:Response")['InResponseTo'] rescue nil @destination = untrusted_find_first("/samlp:Response")['Destination'] rescue nil @status_message = untrusted_find_first("/samlp:Response/samlp:Status/samlp:StatusCode").content rescue nil @name_id = trusted_find_first("saml:Assertion/saml:Subject/saml:NameID").content rescue nil @name_qualifier = trusted_find_first("saml:Assertion/saml:Subject/saml:NameID")["NameQualifier"] rescue nil @session_index = trusted_find_first("saml:Assertion/saml:AuthnStatement")["SessionIndex"] rescue nil @saml_attributes = {} trusted_find("saml:Attribute").each do |attr| attrname = attr['FriendlyName'] || Onelogin::ATTRIBUTES[attr['Name']] || attr['Name'] @saml_attributes[attrname] = attr.content.strip rescue nil end end |
#success_status? ⇒ Boolean
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# File 'lib/onelogin/saml/response.rb', line 130 def success_status? @status_code == Onelogin::Saml::StatusCodes::SUCCESS_URI end |
#trusted_find(xpath) ⇒ Object
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# File 'lib/onelogin/saml/response.rb', line 71 def trusted_find(xpath) trusted_roots.map do |trusted_root| trusted_root.find("descendant-or-self::#{xpath}", Onelogin::NAMESPACES).to_a end.flatten.compact end |
#trusted_find_first(xpath) ⇒ Object
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# File 'lib/onelogin/saml/response.rb', line 67 def trusted_find_first(xpath) trusted_find(xpath).first end |
#trusted_roots ⇒ Object
triggers validation
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# File 'lib/onelogin/saml/response.rb', line 126 def trusted_roots is_valid? ? @trusted_roots : [] end |
#untrusted_find_first(xpath) ⇒ Object
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# File 'lib/onelogin/saml/response.rb', line 63 def untrusted_find_first(xpath) decrypted_document.find(xpath, Onelogin::NAMESPACES).first end |
#validate ⇒ Object
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# File 'lib/onelogin/saml/response.rb', line 81 def validate if response.nil? || response == "" @validation_error = "No response to validate" return false end if !settings.idp_cert_fingerprint @validation_error = "No fingerprint configured in SAML settings" return false end # Verify the original document if it has a signature, otherwise verify the signature # in the encrypted portion. If there is no signature, then we can't verify. verified = false if document.has_signature? verified = document.validate(settings.idp_cert_fingerprint, @logger) if !verified @validation_error = document.validation_error return false end end if !verified && decrypted_document.has_signature? verified = decrypted_document.validate(settings.idp_cert_fingerprint, @logger) if !verified @validation_error = decrypted_document.validation_error return false end end if !verified @validation_error = "No signature found in the response" return false end # If we get here, validation has succeeded, and we can trust all # <ds:Signature> elements. Each of those has a <ds:Reference> which # points to the root of the root of the NodeSet it signs. @trusted_roots = decrypted_document.signed_roots true end |