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(Chilkat2-Python) Create Signed SOAP XML for DIAN Colombia WCF ServiceDemonstrates how to create a signed SOAP XML document for DIAN Colombia.
import sys import chilkat2 # This example requires the Chilkat API to have been previously unlocked. # See Global Unlock Sample for sample code. # This example will produce a signed SOAP XML message that looks like this: # <?xml version="1.0" encoding="utf-8"?> # <soap:Envelope xmlns:soap="http://www.w3.org/2003/05/soap-envelope" xmlns:wcf="http://wcf.dian.colombia"> # <soap:Header xmlns:wsa="http://www.w3.org/2005/08/addressing"> # <wsse:Security xmlns:wsse="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-secext-1.0.xsd" xmlns:wsu="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-utility-1.0.xsd"> # <wsu:Timestamp wsu:Id="TS-F25839120CBA3ECDAD68754D0443A667636FDA68"> # <wsu:Created>2019-08-23T23:03:01Z</wsu:Created> # <wsu:Expires>2019-08-24T15:43:01Z</wsu:Expires> # </wsu:Timestamp> # <wsse:BinarySecurityToken EncodingType="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-soap-message-security-1.0#Base64Binary" # ValueType="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-x509-token-profile-1.0#X509v3" # wsu:Id="ABCXYZ-9F0F7E15A59816E680B4735080A789DC1EED6C9C">MIIG8jCCBd ... zLjGQUB6lcz</wsse:BinarySecurityToken> # <ds:Signature Id="SIG-F25839120CBA3ECDAD68754D0443A667636FDA68" 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 PrefixList="wsa soap wcf" xmlns:ec="http://www.w3.org/2001/10/xml-exc-c14n#"/> # </ds:CanonicalizationMethod> # <ds:SignatureMethod Algorithm="http://www.w3.org/2001/04/xmldsig-more#rsa-sha256"/> # <ds:Reference URI="#ID-F25839120CBA3ECDAD68754D0443A667636FDA68"> # <ds:Transforms> # <ds:Transform Algorithm="http://www.w3.org/2001/10/xml-exc-c14n#"> # <ec:InclusiveNamespaces PrefixList="soap wcf" xmlns:ec="http://www.w3.org/2001/10/xml-exc-c14n#"/> # </ds:Transform> # </ds:Transforms> # <ds:DigestMethod Algorithm="http://www.w3.org/2001/04/xmlenc#sha256"/> # <ds:DigestValue>gSIKtjS/BKA2bgecXkM8lYVBDqlXcU3juNYT9a+bSnM=</ds:DigestValue> # </ds:Reference> # </ds:SignedInfo> # <ds:SignatureValue>sL7rOdyfkEnKgJja0eWrv ... YqG0T0pflBsGW9zXkjQ9NvAw==</ds:SignatureValue> # <ds:KeyInfo Id="KI-F25839120CBA3ECDAD68754D0443A667636FDA68"> # <wsse:SecurityTokenReference wsu:Id="STR-F25839120CBA3ECDAD68754D0443A667636FDA68"> # <wsse:Reference URI="#ABCXYZ-9F0F7E15A59816E680B4735080A789DC1EED6C9C" ValueType="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-x509-token-profile-1.0#X509v3"/> # </wsse:SecurityTokenReference> # </ds:KeyInfo> # </ds:Signature> # </wsse:Security> # <wsa:Action>http://wcf.dian.colombia/IWcfDianCustomerServices/GetStatus</wsa:Action> # <wsa:To wsu:Id="ID-F25839120CBA3ECDAD68754D0443A667636FDA68" xmlns:wsu="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-utility-1.0.xsd">https://vpfe-hab.dian.gov.co/WcfDianCustomerServices.svc</wsa:To> # </soap:Header> # <soap:Body> # <wcf:GetStatus> # <wcf:trackId>123456666</wcf:trackId> # </wcf:GetStatus> # </soap:Body> # </soap:Envelope> # Use this online tool to generate code from sample Signed XML: # Generate Code to Create Signed XML success = True # Create the XML to be signed... xmlToSign = chilkat2.Xml() xmlToSign.Tag = "soap:Envelope" xmlToSign.AddAttribute("xmlns:soap","http://www.w3.org/2003/05/soap-envelope") xmlToSign.AddAttribute("xmlns:wcf","http://wcf.dian.colombia") xmlToSign.UpdateAttrAt("soap:Header",True,"xmlns:wsa","http://www.w3.org/2005/08/addressing") xmlToSign.UpdateAttrAt("soap:Header|wsse:Security",True,"xmlns:wsse","http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-secext-1.0.xsd") xmlToSign.UpdateAttrAt("soap:Header|wsse:Security",True,"xmlns:wsu","http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-utility-1.0.xsd") xmlToSign.UpdateAttrAt("soap:Header|wsse:Security|wsu:Timestamp",True,"wsu:Id","TS-F25839120CBA3ECDAD68754D0443A667636FDA68") xmlToSign.UpdateChildContent("soap:Header|wsse:Security|wsu:Timestamp|wsu:Created","2019-08-23T23:03:01Z") xmlToSign.UpdateChildContent("soap:Header|wsse:Security|wsu:Timestamp|wsu:Expires","2019-08-24T15:43:01Z") xmlToSign.UpdateAttrAt("soap:Header|wsse:Security|wsse:BinarySecurityToken",True,"EncodingType","http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-soap-message-security-1.0#Base64Binary") xmlToSign.UpdateAttrAt("soap:Header|wsse:Security|wsse:BinarySecurityToken",True,"ValueType","http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-x509-token-profile-1.0#X509v3") xmlToSign.UpdateAttrAt("soap:Header|wsse:Security|wsse:BinarySecurityToken",True,"wsu:Id","ABCXYZ-9F0F7E15A59816E680B4735080A789DC1EED6C9C") xmlToSign.UpdateChildContent("soap:Header|wsse:Security|wsse:BinarySecurityToken","BinarySecurityToken_Base64Binary_Content") xmlToSign.UpdateChildContent("soap:Header|wsa:Action","http://wcf.dian.colombia/IWcfDianCustomerServices/GetStatus") xmlToSign.UpdateAttrAt("soap:Header|wsa:To",True,"wsu:Id","ID-F25839120CBA3ECDAD68754D0443A667636FDA68") xmlToSign.UpdateAttrAt("soap:Header|wsa:To",True,"xmlns:wsu","http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-utility-1.0.xsd") xmlToSign.UpdateChildContent("soap:Header|wsa:To","https://vpfe-hab.dian.gov.co/WcfDianCustomerServices.svc") xmlToSign.UpdateChildContent("soap:Body|wcf:GetStatus|wcf:trackId","123456666") gen = chilkat2.XmlDSigGen() gen.SigLocation = "soap:Envelope|soap:Header|wsse:Security" gen.SigLocationMod = 0 gen.SigId = "SIG-F25839120CBA3ECDAD68754D0443A667636FDA68" gen.SigNamespacePrefix = "ds" gen.SigNamespaceUri = "http://www.w3.org/2000/09/xmldsig#" gen.SignedInfoCanonAlg = "EXCL_C14N" gen.SignedInfoDigestMethod = "sha256" # Set the KeyInfoId before adding references.. gen.KeyInfoId = "KI-F25839120CBA3ECDAD68754D0443A667636FDA68" # -------- Reference 1 -------- gen.AddSameDocRef("ID-F25839120CBA3ECDAD68754D0443A667636FDA68","sha256","EXCL_C14N","soap wcf","") # Provide a certificate + private key. (PFX password is test123) cert = chilkat2.Cert() success = cert.LoadPfxFile("qa_data/pfx/cert_test123.pfx","test123") if (success != True): print(cert.LastErrorText) sys.exit() gen.SetX509Cert(cert,True) gen.KeyInfoType = "Custom" # Create the custom KeyInfo XML.. xmlCustomKeyInfo = chilkat2.Xml() xmlCustomKeyInfo.Tag = "wsse:SecurityTokenReference" xmlCustomKeyInfo.AddAttribute("wsu:Id","STR-F25839120CBA3ECDAD68754D0443A667636FDA68") xmlCustomKeyInfo.UpdateAttrAt("wsse:Reference",True,"URI","#ABCXYZ-9F0F7E15A59816E680B4735080A789DC1EED6C9C") xmlCustomKeyInfo.UpdateAttrAt("wsse:Reference",True,"ValueType","http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-x509-token-profile-1.0#X509v3") xmlCustomKeyInfo.EmitXmlDecl = False gen.CustomKeyInfoXml = xmlCustomKeyInfo.GetXml() # Load XML to be signed... sbXml = chilkat2.StringBuilder() xmlToSign.GetXmlSb(sbXml) # Update BinarySecurityToken_Base64Binary_Content with the actual X509 of the signing cert. bdCert = chilkat2.BinData() cert.ExportCertDerBd(bdCert) nReplaced = sbXml.Replace("BinarySecurityToken_Base64Binary_Content",bdCert.GetEncoded("base64")) gen.Behaviors = "IndentedSignature" # Sign the XML... success = gen.CreateXmlDSigSb(sbXml) if (success != True): print(gen.LastErrorText) sys.exit() # ----------------------------------------------- # Save the signed XML to a file. success = sbXml.WriteFile("qa_output/signedXml.xml","utf-8",False) print(sbXml.GetAsString()) # ---------------------------------------- # Verify the signatures we just produced... verifier = chilkat2.XmlDSig() success = verifier.LoadSignatureSb(sbXml) if (success != True): print(verifier.LastErrorText) sys.exit() numSigs = verifier.NumSignatures verifyIdx = 0 while verifyIdx < numSigs : verifier.Selector = verifyIdx verified = verifier.VerifySignature(True) if (verified != True): print(verifier.LastErrorText) sys.exit() verifyIdx = verifyIdx + 1 print("All signatures were successfully verified.") # -------------------------------------------------------------------------------- # Also see Chilkat's Online WSDL Code Generator # to generate code and SOAP Request and Response XML for each operation in a WSDL. # -------------------------------------------------------------------------------- |
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