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Swift 2 Examples

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(Swift 2) Sign with BinarySecurityToken

Demonstrates creating an XML signature using a BinarySecurityToken.

Chilkat Downloads for the Swift Programming Language

MAC OS X (Cocoa) Objective-C/Swift Libs

iOS Objective-C/Swift Libs

func chilkatTest() {
    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    var success: Bool

    // -------------------------------------------------------------------------
    // Load a cert + private key from a PFX.
    let cert = CkoCert()
    success = cert.LoadPfxFile("qa_data/pfx/cert_test123.pfx", password: "test123")
    if success != true {
        print("\(cert.LastErrorText)")
        return
    }

    // -------------------------------------------------------------------------
    // Create the XML that is to be signed.
    // 
    // The XML we're creating can be found at Sample Pre-Signed XML with BinarySecurityToken
    // The online tool at http://tools.chilkat.io/xmlCreate.cshtml can be used to generate the following XML creation code.
    // 

    let xml = CkoXml()
    xml.Tag = "S:Envelope"
    xml.AddAttribute("xmlns:S", value: "http://www.w3.org/2003/05/soap-envelope")
    xml.AddAttribute("xmlns:wsse11", value: "http://docs.oasis-open.org/wss/oasis-wss-wssecurity-secext-1.1.xsd")
    xml.AddAttribute("xmlns:wsse", value: "http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-secext-1.0.xsd")
    xml.AddAttribute("xmlns:wsu", value: "http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-utility-1.0.xsd")
    xml.AddAttribute("xmlns:xs", value: "http://www.w3.org/2001/XMLSchema")
    xml.AddAttribute("xmlns:ds", value: "http://www.w3.org/2000/09/xmldsig#")
    xml.AddAttribute("xmlns:exc14n", value: "http://www.w3.org/2001/10/xml-exc-c14n#")
    xml.UpdateAttrAt("S:Header|To", autoCreate: true, attrName: "xmlns", attrValue: "http://www.w3.org/2005/08/addressing")
    xml.UpdateAttrAt("S:Header|To", autoCreate: true, attrName: "wsu:Id", attrValue: "_5002")
    xml.UpdateChildContent("S:Header|To", value: "https://XXXXXXXXX")
    xml.UpdateAttrAt("S:Header|Action", autoCreate: true, attrName: "xmlns", attrValue: "http://www.w3.org/2005/08/addressing")
    xml.UpdateAttrAt("S:Header|Action", autoCreate: true, attrName: "xmlns:S", attrValue: "http://www.w3.org/2003/05/soap-envelope")
    xml.UpdateAttrAt("S:Header|Action", autoCreate: true, attrName: "S:mustUnderstand", attrValue: "true")
    xml.UpdateChildContent("S:Header|Action", value: "http://docs.oasis-open.org/ws-sx/ws-trust/200512/RST/Issue")
    xml.UpdateAttrAt("S:Header|ReplyTo", autoCreate: true, attrName: "xmlns", attrValue: "http://www.w3.org/2005/08/addressing")
    xml.UpdateChildContent("S:Header|ReplyTo|Address", value: "http://www.w3.org/2005/08/addressing/anonymous")
    xml.UpdateAttrAt("S:Header|FaultTo", autoCreate: true, attrName: "xmlns", attrValue: "http://www.w3.org/2005/08/addressing")
    xml.UpdateChildContent("S:Header|FaultTo|Address", value: "http://www.w3.org/2005/08/addressing/anonymous")
    xml.UpdateAttrAt("S:Header|MessageID", autoCreate: true, attrName: "xmlns", attrValue: "http://www.w3.org/2005/08/addressing")
    xml.UpdateChildContent("S:Header|MessageID", value: "uuid:e9033251-4ff0-4618-8baf-4952ab5fd207")
    xml.UpdateAttrAt("S:Header|wsse:Security", autoCreate: true, attrName: "S:mustUnderstand", attrValue: "true")
    xml.UpdateAttrAt("S:Header|wsse:Security|wsu:Timestamp", autoCreate: true, attrName: "xmlns:ns17", attrValue: "http://docs.oasis-open.org/ws-sx/ws-secureconversation/200512")
    xml.UpdateAttrAt("S:Header|wsse:Security|wsu:Timestamp", autoCreate: true, attrName: "xmlns:ns16", attrValue: "http://schemas.xmlsoap.org/soap/envelope/")
    xml.UpdateAttrAt("S:Header|wsse:Security|wsu:Timestamp", autoCreate: true, attrName: "wsu:Id", attrValue: "_1")

    // Get the current date/time in timestamp format, such as "2018-05-23T02:38:27Z"
    let dt = CkoDateTime()
    dt.SetFromCurrentSystemTime()
    xml.UpdateChildContent("S:Header|wsse:Security|wsu:Timestamp|wsu:Created", value: dt.GetAsTimestamp(false))
    // Add 5 minutes.
    dt.AddSeconds(300)
    xml.UpdateChildContent("S:Header|wsse:Security|wsu:Timestamp|wsu:Expires", value: dt.GetAsTimestamp(false))

    xml.UpdateAttrAt("S:Header|wsse:Security|wsse:BinarySecurityToken", autoCreate: true, attrName: "xmlns:ns17", attrValue: "http://docs.oasis-open.org/ws-sx/ws-secureconversation/200512")
    xml.UpdateAttrAt("S:Header|wsse:Security|wsse:BinarySecurityToken", autoCreate: true, attrName: "xmlns:ns16", attrValue: "http://schemas.xmlsoap.org/soap/envelope/")
    xml.UpdateAttrAt("S:Header|wsse:Security|wsse:BinarySecurityToken", autoCreate: true, attrName: "ValueType", attrValue: "http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-x509-token-profile-1.0#X509v3")
    xml.UpdateAttrAt("S:Header|wsse:Security|wsse:BinarySecurityToken", autoCreate: true, attrName: "EncodingType", attrValue: "http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-soap-message-security-1.0#Base64Binary")
    xml.UpdateAttrAt("S:Header|wsse:Security|wsse:BinarySecurityToken", autoCreate: true, attrName: "wsu:Id", attrValue: "uuid_43470044-78b4-4b23-926a-b7f590d24cb8")

    let bdCert = CkoBinData()
    cert.ExportCertDerBd(bdCert)

    // Get the cert as base64 on one line.
    xml.UpdateChildContent("S:Header|wsse:Security|wsse:BinarySecurityToken", value: bdCert.GetEncoded("base64"))
    xml.UpdateAttrAt("S:Body|RequestSecurityToken", autoCreate: true, attrName: "xmlns", attrValue: "http://docs.oasis-open.org/ws-sx/ws-trust/200512")
    xml.UpdateChildContent("S:Body|RequestSecurityToken|RequestType", value: "http://docs.oasis-open.org/ws-sx/ws-trust/200512/Issue")
    xml.UpdateAttrAt("S:Body|RequestSecurityToken|wsp:AppliesTo", autoCreate: true, attrName: "xmlns:wsp", attrValue: "http://schemas.xmlsoap.org/ws/2004/09/policy")
    xml.UpdateAttrAt("S:Body|RequestSecurityToken|wsp:AppliesTo|EndpointReference:EndpointReference", autoCreate: true, attrName: "xmlns:EndpointReference", attrValue: "http://www.w3.org/2005/08/addressing")
    xml.UpdateAttrAt("S:Body|RequestSecurityToken|wsp:AppliesTo|EndpointReference:EndpointReference", autoCreate: true, attrName: "xmlns", attrValue: "http://www.w3.org/2005/08/addressing")
    xml.UpdateChildContent("S:Body|RequestSecurityToken|wsp:AppliesTo|EndpointReference:EndpointReference|Address", value: "https://XXXXXXXXX/services")
    xml.UpdateChildContent("S:Body|RequestSecurityToken|TokenType", value: "http://docs.oasis-open.org/wss/oasis-wss-saml-token-profile-1.1#SAMLV2.0")
    xml.UpdateAttrAt("S:Body|RequestSecurityToken|Claims", autoCreate: true, attrName: "xmlns:i", attrValue: "http://schemas.xmlsoap.org/ws/2005/05/identity")
    xml.UpdateAttrAt("S:Body|RequestSecurityToken|Claims", autoCreate: true, attrName: "Dialect", attrValue: "http://schemas.xmlsoap.org/ws/2005/05/identity")
    xml.UpdateAttrAt("S:Body|RequestSecurityToken|Claims|i:ClaimType", autoCreate: true, attrName: "Optional", attrValue: "false")
    xml.UpdateAttrAt("S:Body|RequestSecurityToken|Claims|i:ClaimType", autoCreate: true, attrName: "Uri", attrValue: "http://XXXXXXXXX/2008/06/identity/claims/abn")
    xml.UpdateAttrAt("S:Body|RequestSecurityToken|Claims|i:ClaimType[1]", autoCreate: true, attrName: "Optional", attrValue: "false")
    xml.UpdateAttrAt("S:Body|RequestSecurityToken|Claims|i:ClaimType[1]", autoCreate: true, attrName: "Uri", attrValue: "http://XXXXXXXXX/2008/06/identity/claims/commonname")
    xml.UpdateAttrAt("S:Body|RequestSecurityToken|Claims|i:ClaimType[2]", autoCreate: true, attrName: "Optional", attrValue: "false")
    xml.UpdateAttrAt("S:Body|RequestSecurityToken|Claims|i:ClaimType[2]", autoCreate: true, attrName: "Uri", attrValue: "http://XXXXXXXXX/2008/06/identity/claims/credentialtype")
    xml.UpdateAttrAt("S:Body|RequestSecurityToken|Claims|i:ClaimType[3]", autoCreate: true, attrName: "Optional", attrValue: "false")
    xml.UpdateAttrAt("S:Body|RequestSecurityToken|Claims|i:ClaimType[3]", autoCreate: true, attrName: "Uri", attrValue: "http://XXXXXXXXX/2008/06/identity/claims/samlsubjectid")
    xml.UpdateAttrAt("S:Body|RequestSecurityToken|Claims|i:ClaimType[4]", autoCreate: true, attrName: "Optional", attrValue: "false")
    xml.UpdateAttrAt("S:Body|RequestSecurityToken|Claims|i:ClaimType[4]", autoCreate: true, attrName: "Uri", attrValue: "http://XXXXXXXXX/2008/06/identity/claims/fingerprint")
    xml.UpdateAttrAt("S:Body|RequestSecurityToken|Claims|i:ClaimType[5]", autoCreate: true, attrName: "Optional", attrValue: "true")
    xml.UpdateAttrAt("S:Body|RequestSecurityToken|Claims|i:ClaimType[5]", autoCreate: true, attrName: "Uri", attrValue: "http://XXXXXXXXX/2008/06/identity/claims/sbr_personid")
    xml.UpdateAttrAt("S:Body|RequestSecurityToken|Claims|i:ClaimType[6]", autoCreate: true, attrName: "Optional", attrValue: "true")
    xml.UpdateAttrAt("S:Body|RequestSecurityToken|Claims|i:ClaimType[6]", autoCreate: true, attrName: "Uri", attrValue: "http://XXXXXXXXX/2008/06/identity/claims/givennames")
    xml.UpdateAttrAt("S:Body|RequestSecurityToken|Claims|i:ClaimType[7]", autoCreate: true, attrName: "Optional", attrValue: "true")
    xml.UpdateAttrAt("S:Body|RequestSecurityToken|Claims|i:ClaimType[7]", autoCreate: true, attrName: "Uri", attrValue: "http://schemas.xmlsoap.org/ws/2005/05/identity/claims/surname")
    xml.UpdateAttrAt("S:Body|RequestSecurityToken|Claims|i:ClaimType[8]", autoCreate: true, attrName: "Optional", attrValue: "true")
    xml.UpdateAttrAt("S:Body|RequestSecurityToken|Claims|i:ClaimType[8]", autoCreate: true, attrName: "Uri", attrValue: "http://schemas.xmlsoap.org/ws/2005/05/identity/claims/emailaddress")
    xml.UpdateAttrAt("S:Body|RequestSecurityToken|Claims|i:ClaimType[9]", autoCreate: true, attrName: "Optional", attrValue: "true")
    xml.UpdateAttrAt("S:Body|RequestSecurityToken|Claims|i:ClaimType[9]", autoCreate: true, attrName: "Uri", attrValue: "http://XXXXXXXXX/2008/06/identity/claims/credentialadministrator")
    xml.UpdateAttrAt("S:Body|RequestSecurityToken|Claims|i:ClaimType[10]", autoCreate: true, attrName: "Optional", attrValue: "true")
    xml.UpdateAttrAt("S:Body|RequestSecurityToken|Claims|i:ClaimType[10]", autoCreate: true, attrName: "Uri", attrValue: "http://XXXXXXXXX/2008/06/identity/claims/stalecrlminutes")
    xml.UpdateAttrAt("S:Body|RequestSecurityToken|Claims|i:ClaimType[11]", autoCreate: true, attrName: "Optional", attrValue: "true")
    xml.UpdateAttrAt("S:Body|RequestSecurityToken|Claims|i:ClaimType[11]", autoCreate: true, attrName: "Uri", attrValue: "http://XXXXXXXXX/2008/06/identity/claims/subjectdn")
    xml.UpdateAttrAt("S:Body|RequestSecurityToken|Claims|i:ClaimType[12]", autoCreate: true, attrName: "Optional", attrValue: "true")
    xml.UpdateAttrAt("S:Body|RequestSecurityToken|Claims|i:ClaimType[12]", autoCreate: true, attrName: "Uri", attrValue: "http://XXXXXXXXX/2008/06/identity/claims/issuerdn")
    xml.UpdateAttrAt("S:Body|RequestSecurityToken|Claims|i:ClaimType[13]", autoCreate: true, attrName: "Optional", attrValue: "true")
    xml.UpdateAttrAt("S:Body|RequestSecurityToken|Claims|i:ClaimType[13]", autoCreate: true, attrName: "Uri", attrValue: "http://XXXXXXXXX/2008/06/identity/claims/notafterdate")
    xml.UpdateAttrAt("S:Body|RequestSecurityToken|Claims|i:ClaimType[14]", autoCreate: true, attrName: "Optional", attrValue: "true")
    xml.UpdateAttrAt("S:Body|RequestSecurityToken|Claims|i:ClaimType[14]", autoCreate: true, attrName: "Uri", attrValue: "http://XXXXXXXXX/2008/06/identity/claims/certificateserialnumber")
    xml.UpdateAttrAt("S:Body|RequestSecurityToken|Claims|i:ClaimType[15]", autoCreate: true, attrName: "Optional", attrValue: "true")
    xml.UpdateAttrAt("S:Body|RequestSecurityToken|Claims|i:ClaimType[15]", autoCreate: true, attrName: "Uri", attrValue: "http://XXXXXXXXX/2008/06/identity/claims/previoussubject")

    dt.SetFromCurrentSystemTime()
    xml.UpdateAttrAt("S:Body|RequestSecurityToken|Lifetime|wsu:Created", autoCreate: true, attrName: "xmlns:wsu", attrValue: "http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-utility-1.0.xsd")
    xml.UpdateChildContent("S:Body|RequestSecurityToken|Lifetime|wsu:Created", value: dt.GetAsTimestamp(false))

    // Add 40 minutes.
    dt.AddSeconds(2400)
    xml.UpdateAttrAt("S:Body|RequestSecurityToken|Lifetime|wsu:Expires", autoCreate: true, attrName: "xmlns:wsu", attrValue: "http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-utility-1.0.xsd")
    xml.UpdateChildContent("S:Body|RequestSecurityToken|Lifetime|wsu:Expires", value: dt.GetAsTimestamp(false))

    xml.UpdateChildContent("S:Body|RequestSecurityToken|KeyType", value: "http://docs.oasis-open.org/ws-sx/ws-trust/200512/SymmetricKey")
    xml.UpdateChildContent("S:Body|RequestSecurityToken|KeySize", value: "512")

    // Examine the pre-signed XML
    // println xml.GetXml();

    // Build the custom KeyInfo XML we'll use:
    // 
    // 	    <wsse:SecurityTokenReference>
    // 	        <wsse:Reference URI="#uuid_43470044-78b4-4b23-926a-b7f590d24cb8" ValueType="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-x509-token-profile-1.0#X509v3" /></wsse:SecurityTokenReference>

    let keyInfoXml = CkoXml()
    keyInfoXml.Tag = "wsse:SecurityTokenReference"
    keyInfoXml.UpdateAttrAt("wsse:Reference", autoCreate: true, attrName: "URI", attrValue: "#uuid_43470044-78b4-4b23-926a-b7f590d24cb8")
    keyInfoXml.UpdateAttrAt("wsse:Reference", autoCreate: true, attrName: "ValueType", attrValue: "http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-x509-token-profile-1.0#X509v3")

    // -------------------------------------------------------------------------
    // Setup the XML Digital Signature Generator and add the XML Signature.
    // 
    let gen = CkoXmlDSigGen()
    gen.SigLocation = "S:Envelope|S:Header|wsse:Security"
    gen.SignedInfoPrefixList = "wsse S"

    gen.AddSameDocRef("_1", digestMethod: "sha1", canonMethod: "EXCL_C14N", prefixList: "wsu wsse S", refType: "")
    gen.AddSameDocRef("_5002", digestMethod: "sha1", canonMethod: "EXCL_C14N", prefixList: "S", refType: "")

    gen.KeyInfoType = "Custom"
    keyInfoXml.EmitXmlDecl = false
    gen.CustomKeyInfoXml = keyInfoXml.GetXml()

    // Specify the cert for signing (which has a private key because it was loaded from a PFX)
    gen.SetX509Cert(cert, usePrivateKey: true)

    // Indicated we want an indented signature for easier human reading.
    gen.Behaviors = "IndentedSignature"

    // Sign the XML..
    let sbXml = CkoStringBuilder()
    xml.GetXmlSb(sbXml)

    success = gen.CreateXmlDSigSb(sbXml)
    if success != true {
        print("\(gen.LastErrorText)")
        return
    }

    // Examine the signed XML
    print("\(sbXml.GetAsString())")

    // The resulting signature (extracted from the surrounding XML) looks something like this:

    // <ds:Signature xmlns:ds="http://www.w3.org/2000/09/xmldsig#">
    //     <ds:SignedInfo>
    //         <ds:CanonicalizationMethod Algorithm="http://www.w3.org/2001/10/xml-exc-c14n#">
    //             <ec:InclusiveNamespaces xmlns:ec="http://www.w3.org/2001/10/xml-exc-c14n#" PrefixList="wsse S" />
    //         </ds:CanonicalizationMethod>
    //         <ds:SignatureMethod Algorithm="http://www.w3.org/2001/04/xmldsig-more#rsa-sha256" />
    //         <ds:Reference URI="#_1">
    //             <ds:Transforms>
    //                 <ds:Transform Algorithm="http://www.w3.org/2001/10/xml-exc-c14n#">
    //                     <ec:InclusiveNamespaces xmlns:ec="http://www.w3.org/2001/10/xml-exc-c14n#" PrefixList="wsu wsse S" />
    //                 </ds:Transform>
    //             </ds:Transforms>
    //             <ds:DigestMethod Algorithm="http://www.w3.org/2000/09/xmldsig#sha1" />
    //             <ds:DigestValue>VAJMC/L/BDvml7Qv5CBMePbKDE8=</ds:DigestValue>
    //         </ds:Reference>
    //         <ds:Reference URI="#_5002">
    //             <ds:Transforms>
    //                 <ds:Transform Algorithm="http://www.w3.org/2001/10/xml-exc-c14n#">
    //                     <ec:InclusiveNamespaces xmlns:ec="http://www.w3.org/2001/10/xml-exc-c14n#" PrefixList="S" />
    //                 </ds:Transform>
    //             </ds:Transforms>
    //             <ds:DigestMethod Algorithm="http://www.w3.org/2000/09/xmldsig#sha1" />
    //             <ds:DigestValue>sW/QFsk6kGv1dzeu0H9Qc/2kvAQ=</ds:DigestValue>
    //         </ds:Reference>
    //     </ds:SignedInfo>
    //     <ds:SignatureValue>....</ds:SignatureValue>
    //     <ds:KeyInfo>
    //         <wsse:SecurityTokenReference>
    //             <wsse:Reference URI="#uuid_43470044-78b4-4b23-926a-b7f590d24cb8" ValueType="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-x509-token-profile-1.0#X509v3" />
    //         </wsse:SecurityTokenReference>
    //     </ds:KeyInfo>
    // </ds:Signature>
    // 

}
 

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