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(Chilkat2-Python) Create JPK_VAT XaDES-BES Signed XMLDemonstrates how to sign XML for JPK_VAT.
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 sign the following XML document: # <?xml version="1.0" encoding="utf-8"?> # <InitUpload xmlns="http://e-dokumenty.mf.gov.pl"> # <DocumentType>JPK</DocumentType> # <Version>01.02.01.20160617</Version> # <EncryptionKey algorithm="RSA" encoding="Base64" mode="ECB" padding="PKCS#1">...</EncryptionKey> # <DocumentList> # <Document> # <FormCode schemaVersion="1-1" systemCode="JPK_VAT (3)">JPK_VAT</FormCode> # <FileName>JPK_VAT_3_v1-1_20181208.xml</FileName> # <ContentLength>8736</ContentLength> # <HashValue algorithm="SHA-256" encoding="Base64">JEEI1pItwh6dj/Xe1uts/x61qnjZ4DLHpkRMhmf1oQQ=</HashValue> # <FileSignatureList filesNumber="1"> # <Packaging> # <SplitZip mode="zip" type="split"/> # </Packaging> # <Encryption> # <AES block="16" mode="CBC" padding="PKCS#7" size="256"> # <IV bytes="16" encoding="Base64">FFsCRAPYJD3J6cRvd44UDA==</IV> # </AES> # </Encryption> # <FileSignature> # <OrdinalNumber>1</OrdinalNumber> # <FileName>JPK_VAT_3_v1-1_20181208-000.xml.zip.aes</FileName> # <ContentLength>16</ContentLength> # <HashValue algorithm="MD5" encoding="Base64">BX2DTD3ASC/zF6aq/012Cg==</HashValue> # </FileSignature> # </FileSignatureList> # </Document> # </DocumentList> # </InitUpload> # First we build the XML to be signed. # # Use this online tool to generate the code from sample XML: # Generate Code to Create XML success = True xmlToSign = chilkat2.Xml() xmlToSign.Tag = "InitUpload" xmlToSign.AddAttribute("xmlns","http://e-dokumenty.mf.gov.pl") xmlToSign.UpdateChildContent("DocumentType","JPK") xmlToSign.UpdateChildContent("Version","01.02.01.20160617") xmlToSign.UpdateAttrAt("EncryptionKey",True,"algorithm","RSA") xmlToSign.UpdateAttrAt("EncryptionKey",True,"encoding","Base64") xmlToSign.UpdateAttrAt("EncryptionKey",True,"mode","ECB") xmlToSign.UpdateAttrAt("EncryptionKey",True,"padding","PKCS#1") xmlToSign.UpdateChildContent("EncryptionKey","...") xmlToSign.UpdateAttrAt("DocumentList|Document|FormCode",True,"schemaVersion","1-1") xmlToSign.UpdateAttrAt("DocumentList|Document|FormCode",True,"systemCode","JPK_VAT (3)") xmlToSign.UpdateChildContent("DocumentList|Document|FormCode","JPK_VAT") xmlToSign.UpdateChildContent("DocumentList|Document|FileName","JPK_VAT_3_v1-1_20181208.xml") xmlToSign.UpdateChildContent("DocumentList|Document|ContentLength","8736") xmlToSign.UpdateAttrAt("DocumentList|Document|HashValue",True,"algorithm","SHA-256") xmlToSign.UpdateAttrAt("DocumentList|Document|HashValue",True,"encoding","Base64") xmlToSign.UpdateChildContent("DocumentList|Document|HashValue","JEEI1pItwh6dj/Xe1uts/x61qnjZ4DLHpkRMhmf1oQQ=") xmlToSign.UpdateAttrAt("DocumentList|Document|FileSignatureList",True,"filesNumber","1") xmlToSign.UpdateAttrAt("DocumentList|Document|FileSignatureList|Packaging|SplitZip",True,"mode","zip") xmlToSign.UpdateAttrAt("DocumentList|Document|FileSignatureList|Packaging|SplitZip",True,"type","split") xmlToSign.UpdateAttrAt("DocumentList|Document|FileSignatureList|Encryption|AES",True,"block","16") xmlToSign.UpdateAttrAt("DocumentList|Document|FileSignatureList|Encryption|AES",True,"mode","CBC") xmlToSign.UpdateAttrAt("DocumentList|Document|FileSignatureList|Encryption|AES",True,"padding","PKCS#7") xmlToSign.UpdateAttrAt("DocumentList|Document|FileSignatureList|Encryption|AES",True,"size","256") xmlToSign.UpdateAttrAt("DocumentList|Document|FileSignatureList|Encryption|AES|IV",True,"bytes","16") xmlToSign.UpdateAttrAt("DocumentList|Document|FileSignatureList|Encryption|AES|IV",True,"encoding","Base64") xmlToSign.UpdateChildContent("DocumentList|Document|FileSignatureList|Encryption|AES|IV","FFsCRAPYJD3J6cRvd44UDA==") xmlToSign.UpdateChildContent("DocumentList|Document|FileSignatureList|FileSignature|OrdinalNumber","1") xmlToSign.UpdateChildContent("DocumentList|Document|FileSignatureList|FileSignature|FileName","JPK_VAT_3_v1-1_20181208-000.xml.zip.aes") xmlToSign.UpdateChildContent("DocumentList|Document|FileSignatureList|FileSignature|ContentLength","16") xmlToSign.UpdateAttrAt("DocumentList|Document|FileSignatureList|FileSignature|HashValue",True,"algorithm","MD5") xmlToSign.UpdateAttrAt("DocumentList|Document|FileSignatureList|FileSignature|HashValue",True,"encoding","Base64") xmlToSign.UpdateChildContent("DocumentList|Document|FileSignatureList|FileSignature|HashValue","BX2DTD3ASC/zF6aq/012Cg==") # Also see the online tool to generate the code from sample already-signed XML: # Generate XML Signature Creation Code from an Already-Signed XML Sample gen = chilkat2.XmlDSigGen() gen.SigLocation = "InitUpload" gen.SigId = "id-1234" gen.SigNamespacePrefix = "ds" gen.SigNamespaceUri = "http://www.w3.org/2000/09/xmldsig#" gen.SignedInfoCanonAlg = "EXCL_C14N" gen.SignedInfoDigestMethod = "sha256" # Create an Object to be added to the Signature. object1 = chilkat2.Xml() object1.Tag = "xades:QualifyingProperties" object1.AddAttribute("Target","#id-1234") object1.AddAttribute("xmlns:xades","http://uri.etsi.org/01903/v1.3.2#") object1.UpdateAttrAt("xades:SignedProperties",True,"Id","xades-id-1234") object1.UpdateChildContent("xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningTime","TO BE GENERATED BY CHILKAT") object1.UpdateAttrAt("xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningCertificateV2|xades:Cert|xades:CertDigest|ds:DigestMethod",True,"Algorithm","http://www.w3.org/2001/04/xmlenc#sha256") object1.UpdateChildContent("xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningCertificateV2|xades:Cert|xades:CertDigest|ds:DigestValue","TO BE GENERATED BY CHILKAT") object1.UpdateChildContent("xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningCertificateV2|xades:Cert|xades:IssuerSerialV2","TO BE GENERATED BY CHILKAT") object1.UpdateAttrAt("xades:SignedProperties|xades:SignedDataObjectProperties|xades:DataObjectFormat",True,"ObjectReference","#r-id-1") object1.UpdateChildContent("xades:SignedProperties|xades:SignedDataObjectProperties|xades:DataObjectFormat|xades:MimeType","text/xml") gen.AddObject("",object1.GetXml(),"","") # -------- Reference 1 -------- xml1 = chilkat2.Xml() xml1.Tag = "ds:Transforms" xml1.UpdateAttrAt("ds:Transform",True,"Algorithm","http://www.w3.org/TR/1999/REC-xpath-19991116") xml1.UpdateChildContent("ds:Transform|ds:XPath","not(ancestor-or-self::ds:Signature)") xml1.UpdateAttrAt("ds:Transform[1]",True,"Algorithm","http://www.w3.org/2001/10/xml-exc-c14n#") gen.AddSameDocRef2("","sha256",xml1,"") gen.SetRefIdAttr("","r-id-1") # -------- Reference 2 -------- xml2 = chilkat2.Xml() xml2.Tag = "ds:Transforms" xml2.UpdateAttrAt("ds:Transform",True,"Algorithm","http://www.w3.org/2001/10/xml-exc-c14n#") gen.AddObjectRef2("xades-id-1234","sha256",xml2,"http://uri.etsi.org/01903#SignedProperties") # Provide a certificate + private key. (PFX password is test123) # See Load Certificate on Smartcard for an example showing how to load the cert from a smartcard.. 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 = "X509Data" gen.X509Type = "Certificate" # Load XML to be signed... sbXml = chilkat2.StringBuilder() xmlToSign.GetXmlSb(sbXml) gen.Behaviors = "IndentedSignature,TransformSignatureXPath,IssuerSerialHex" # 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 signature we just produced... verifier = chilkat2.XmlDSig() success = verifier.LoadSignatureSb(sbXml) if (success != True): print(verifier.LastErrorText) sys.exit() verified = verifier.VerifySignature(True) if (verified != True): print(verifier.LastErrorText) sys.exit() print("This signature was successfully verified.") |
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