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[libeufin] branch master updated: refactoring / cleanup
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From: |
gnunet |
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Subject: |
[libeufin] branch master updated: refactoring / cleanup |
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Date: |
Thu, 06 Feb 2020 14:32:46 +0100 |
This is an automated email from the git hooks/post-receive script.
dold pushed a commit to branch master
in repository libeufin.
The following commit(s) were added to refs/heads/master by this push:
new 8e6431f refactoring / cleanup
8e6431f is described below
commit 8e6431fdf40d8142f9767c46d76731a82a072546
Author: Florian Dold <address@hidden>
AuthorDate: Thu Feb 6 14:32:40 2020 +0100
refactoring / cleanup
---
nexus/build.gradle | 2 -
.../main/kotlin/tech/libeufin/nexus/EbicsClient.kt | 82 +++++++---------------
nexus/src/main/kotlin/tech/libeufin/nexus/JSON.kt | 4 ++
nexus/src/main/kotlin/tech/libeufin/nexus/Main.kt | 11 +--
.../tech/libeufin/sandbox/EbicsProtocolBackend.kt | 5 ++
sandbox/src/main/python/libeufin-cli | 2 +-
util/src/main/kotlin/XMLUtil.kt | 32 +++++++--
util/src/main/kotlin/XmlCombinators.kt | 8 ++-
util/src/main/kotlin/ebics_h004/EbicsRequest.kt | 44 ------------
9 files changed, 71 insertions(+), 119 deletions(-)
diff --git a/nexus/build.gradle b/nexus/build.gradle
index e427771..f33be92 100644
--- a/nexus/build.gradle
+++ b/nexus/build.gradle
@@ -35,8 +35,6 @@ dependencies {
implementation "javax.activation:activation:1.1"
implementation "org.glassfish.jaxb:jaxb-runtime:2.3.1"
implementation 'org.apache.santuario:xmlsec:2.1.4'
- kapt 'com.squareup.moshi:moshi-kotlin-codegen:1.8.0'
- compile 'com.ryanharter.ktor:ktor-moshi:1.0.1'
testImplementation group: 'junit', name: 'junit', version: '4.12'
}
diff --git a/nexus/src/main/kotlin/tech/libeufin/nexus/EbicsClient.kt
b/nexus/src/main/kotlin/tech/libeufin/nexus/EbicsClient.kt
index 2bd0476..4245ba9 100644
--- a/nexus/src/main/kotlin/tech/libeufin/nexus/EbicsClient.kt
+++ b/nexus/src/main/kotlin/tech/libeufin/nexus/EbicsClient.kt
@@ -1,15 +1,11 @@
package tech.libeufin.nexus
-import io.ktor.application.call
import io.ktor.client.HttpClient
-import io.ktor.http.ContentType
import io.ktor.http.HttpStatusCode
-import io.ktor.response.respondText
import tech.libeufin.util.CryptoUtil
import tech.libeufin.util.EbicsOrderUtil
import tech.libeufin.util.ebics_h004.EbicsRequest
import tech.libeufin.util.ebics_h004.EbicsResponse
-import tech.libeufin.util.ebics_h004.EbicsTypes
import tech.libeufin.util.getGregorianCalendarNow
import java.lang.StringBuilder
import java.math.BigInteger
@@ -17,7 +13,6 @@ import java.security.interfaces.RSAPrivateCrtKey
import java.security.interfaces.RSAPublicKey
import java.util.*
import java.util.zip.DeflaterInputStream
-import javax.xml.datatype.XMLGregorianCalendar
/**
* This class is a mere container that keeps data found
@@ -42,48 +37,6 @@ data class EbicsSubscriberDetails(
)
-fun createDownloadInitializationPhase(
- subscriberData: EbicsSubscriberDetails,
- orderType: String,
- nonce: ByteArray,
- date: XMLGregorianCalendar
-): EbicsRequest {
- return EbicsRequest.createForDownloadInitializationPhase(
- subscriberData.userId,
- subscriberData.partnerId,
- subscriberData.hostId,
- nonce,
- date,
- subscriberData.bankEncPub ?: throw BankKeyMissing(
- HttpStatusCode.PreconditionFailed
- ),
- subscriberData.bankAuthPub ?: throw BankKeyMissing(
- HttpStatusCode.PreconditionFailed
- ),
- orderType
- )
-}
-
-
-fun createUploadInitializationPhase(
- subscriberData: EbicsSubscriberDetails,
- orderType: String,
- cryptoBundle: CryptoUtil.EncryptionResult
-): EbicsRequest {
- return EbicsRequest.createForUploadInitializationPhase(
- cryptoBundle,
- subscriberData.hostId,
- getNonce(128),
- subscriberData.partnerId,
- subscriberData.userId,
- getGregorianCalendarNow(),
- subscriberData.bankAuthPub!!,
- subscriberData.bankEncPub!!,
- BigInteger.ONE,
- orderType
- )
-}
-
/**
* Wrapper around the lower decryption routine, that takes a EBICS response
@@ -134,11 +87,19 @@ suspend fun doEbicsDownloadTransaction(
subscriberDetails: EbicsSubscriberDetails,
orderType: String
): ByteArray {
- val initDownloadRequest = createDownloadInitializationPhase(
- subscriberDetails,
- orderType,
+ val initDownloadRequest =
EbicsRequest.createForDownloadInitializationPhase(
+ subscriberDetails.userId,
+ subscriberDetails.partnerId,
+ subscriberDetails.hostId,
getNonce(128),
- getGregorianCalendarNow()
+ getGregorianCalendarNow(),
+ subscriberDetails.bankEncPub ?: throw BankKeyMissing(
+ HttpStatusCode.PreconditionFailed
+ ),
+ subscriberDetails.bankAuthPub ?: throw BankKeyMissing(
+ HttpStatusCode.PreconditionFailed
+ ),
+ orderType
)
val payloadChunks = LinkedList<String>();
val initResponse = client.postToBankSigned<EbicsRequest, EbicsResponse>(
@@ -193,7 +154,7 @@ suspend fun doEbicsUploadTransaction(
if (subscriberDetails.bankEncPub == null) {
throw InvalidSubscriberStateError("bank encryption key unknown,
request HPB first")
}
- val usd_encrypted = CryptoUtil.encryptEbicsE002(
+ val userSignatureDateEncrypted = CryptoUtil.encryptEbicsE002(
EbicsOrderUtil.encodeOrderDataXml(
signOrder(
payload,
@@ -206,10 +167,17 @@ suspend fun doEbicsUploadTransaction(
)
val response = client.postToBankSignedAndVerify<EbicsRequest,
EbicsResponse>(
subscriberDetails.ebicsUrl,
- createUploadInitializationPhase(
- subscriberDetails,
- orderType,
- usd_encrypted
+ EbicsRequest.createForUploadInitializationPhase(
+ userSignatureDateEncrypted,
+ subscriberDetails.hostId,
+ getNonce(128),
+ subscriberDetails.partnerId,
+ subscriberDetails.userId,
+ getGregorianCalendarNow(),
+ subscriberDetails.bankAuthPub!!,
+ subscriberDetails.bankEncPub!!,
+ BigInteger.ONE,
+ orderType
),
subscriberDetails.bankAuthPub!!,
subscriberDetails.customerAuthPriv
@@ -228,7 +196,7 @@ suspend fun doEbicsUploadTransaction(
val encryptedPayload = CryptoUtil.encryptEbicsE002withTransactionKey(
compressedInnerPayload,
subscriberDetails.bankEncPub!!,
- usd_encrypted.plainTransactionKey!!
+ userSignatureDateEncrypted.plainTransactionKey!!
)
val tmp = EbicsRequest.createForUploadTransferPhase(
subscriberDetails.hostId,
diff --git a/nexus/src/main/kotlin/tech/libeufin/nexus/JSON.kt
b/nexus/src/main/kotlin/tech/libeufin/nexus/JSON.kt
index 5a0b8f4..dd63042 100644
--- a/nexus/src/main/kotlin/tech/libeufin/nexus/JSON.kt
+++ b/nexus/src/main/kotlin/tech/libeufin/nexus/JSON.kt
@@ -8,6 +8,10 @@ data class NexusError(
val message: String
)
+data class EbicsStandardOrderParams(
+ val dateRange: EbicsDateRange?
+)
+
data class EbicsDateRange(
/**
* ISO 8601 calendar dates: YEAR-MONTH(01-12)-DAY(1-31)
diff --git a/nexus/src/main/kotlin/tech/libeufin/nexus/Main.kt
b/nexus/src/main/kotlin/tech/libeufin/nexus/Main.kt
index 6d33f4e..b88819d 100644
--- a/nexus/src/main/kotlin/tech/libeufin/nexus/Main.kt
+++ b/nexus/src/main/kotlin/tech/libeufin/nexus/Main.kt
@@ -19,8 +19,6 @@
package tech.libeufin.nexus
-import com.ryanharter.ktor.moshi.moshi
-import com.squareup.moshi.JsonDataException
import io.ktor.application.ApplicationCallPipeline
import io.ktor.application.call
import io.ktor.application.install
@@ -146,8 +144,6 @@ fun main() {
this.logger = tech.libeufin.nexus.logger
}
install(ContentNegotiation) {
- moshi {
- }
gson {
setDateFormat(DateFormat.LONG)
setPrettyPrinting()
@@ -159,11 +155,6 @@ fun main() {
call.respondText("Internal server error.\n",
ContentType.Text.Plain, HttpStatusCode.InternalServerError)
}
- exception<JsonDataException> { cause ->
- logger.error("Exception while handling '${call.request.uri}'",
cause)
- call.respondText("Bad request\n", ContentType.Text.Plain,
HttpStatusCode.BadRequest)
- }
-
exception<NotAnIdError> { cause ->
logger.error("Exception while handling '${call.request.uri}'",
cause)
call.respondText("Bad request\n", ContentType.Text.Plain,
HttpStatusCode.BadRequest)
@@ -252,6 +243,8 @@ fun main() {
post("/ebics/subscribers/{id}/sendPTK") {
val id = expectId(call.parameters["id"])
+ val params = call.receive<EbicsStandardOrderParams>()
+ println("PTK order params: $params")
val subscriberData = getSubscriberDetailsFromId(id)
val response = doEbicsDownloadTransaction(client,
subscriberData, "PTK")
call.respondText(
diff --git
a/sandbox/src/main/kotlin/tech/libeufin/sandbox/EbicsProtocolBackend.kt
b/sandbox/src/main/kotlin/tech/libeufin/sandbox/EbicsProtocolBackend.kt
index ec1fd5b..4f20ef0 100644
--- a/sandbox/src/main/kotlin/tech/libeufin/sandbox/EbicsProtocolBackend.kt
+++ b/sandbox/src/main/kotlin/tech/libeufin/sandbox/EbicsProtocolBackend.kt
@@ -280,6 +280,10 @@ private fun handleEbicsTSD(requestContext:
RequestContext): ByteArray {
return "Hello World".toByteArray()
}
+private fun handleEbicsPTK(requestContext: RequestContext): ByteArray {
+ return "Hello I am a dummy PTK response.".toByteArray()
+}
+
private fun handleEbicsC52(requestContext: RequestContext): ByteArray {
val subscriber = requestContext.subscriber
@@ -650,6 +654,7 @@ private fun
handleEbicsDownloadTransactionInitialization(requestContext: Request
"C52" -> handleEbicsC52(requestContext)
"C53" -> handleEbicsC52(requestContext)
"TSD" -> handleEbicsTSD(requestContext)
+ "PTK" -> handleEbicsPTK(requestContext)
else -> throw EbicsInvalidXmlError()
}
diff --git a/sandbox/src/main/python/libeufin-cli
b/sandbox/src/main/python/libeufin-cli
index 9b33bdc..9a4fe52 100755
--- a/sandbox/src/main/python/libeufin-cli
+++ b/sandbox/src/main/python/libeufin-cli
@@ -405,7 +405,7 @@ def c52(obj, account_id, nexus_base_url):
def ptk(obj, account_id, nexus_base_url):
url = urljoin(nexus_base_url,
"/ebics/subscribers/{}/sendPTK".format(account_id))
try:
- resp = post(url)
+ resp = post(url, json=dict())
except Exception:
print("Could not reach the bank")
return
diff --git a/util/src/main/kotlin/XMLUtil.kt b/util/src/main/kotlin/XMLUtil.kt
index eeeba86..a61b345 100644
--- a/util/src/main/kotlin/XMLUtil.kt
+++ b/util/src/main/kotlin/XMLUtil.kt
@@ -84,9 +84,11 @@ class XMLUtil private constructor() {
if (myRef.uri != "#xpointer($ebicsXpathExpr)")
throw Exception("invalid EBICS XML signature URI:
'${myRef.uri}'")
val xp: XPath = XPathFactory.newInstance().newXPath()
- val nodeSet =
xp.compile("//*[@authenticate='true']/descendant-or-self::node()").evaluate(myRef.here
- .ownerDocument, XPathConstants
- .NODESET)
+ val nodeSet =
xp.compile("//*[@authenticate='true']/descendant-or-self::node()").evaluate(
+ myRef.here
+ .ownerDocument, XPathConstants
+ .NODESET
+ )
if (nodeSet !is NodeList)
throw Exception("invalid type")
if (nodeSet.length <= 0) {
@@ -100,6 +102,7 @@ class XMLUtil private constructor() {
return NodeSetData { nodeList.iterator() }
}
}
+
/**
* Validator for EBICS messages.
*/
@@ -108,6 +111,7 @@ class XMLUtil private constructor() {
e.printStackTrace()
throw e
}
+
companion object {
private var cachedEbicsValidator: Validator? = null
private fun getEbicsValidator(): Validator {
@@ -148,7 +152,8 @@ class XMLUtil private constructor() {
}
}
val schemaInputs: Array<Source> = listOf("xsd/ebics_H004.xsd",
"xsd/ebics_hev.xsd").map {
- val stream = classLoader.getResourceAsStream(it) ?: throw
FileNotFoundException("Schema file $it not found.")
+ val stream =
+ classLoader.getResourceAsStream(it) ?: throw
FileNotFoundException("Schema file $it not found.")
StreamSource(stream)
}.toTypedArray()
val bundle = sf.newSchema(schemaInputs)
@@ -156,6 +161,7 @@ class XMLUtil private constructor() {
cachedEbicsValidator = newValidator
return newValidator
}
+
/**
*
* @param xmlDoc the XML document to validate
@@ -170,6 +176,7 @@ class XMLUtil private constructor() {
}
return true;
}
+
/**
* Validates the DOM against the Schema(s) of this object.
* @param domDocument DOM to validate
@@ -184,6 +191,7 @@ class XMLUtil private constructor() {
}
return true
}
+
/**
* Craft object to be passed to the XML validator.
* @param xmlString XML body, as read from the POST body.
@@ -194,6 +202,7 @@ class XMLUtil private constructor() {
val xmlSource = StreamSource(xmlInputStream)
return validate(xmlSource)
}
+
inline fun <reified T> convertJaxbToString(obj: T): String {
val sw = StringWriter()
val jc = JAXBContext.newInstance(T::class.java)
@@ -203,8 +212,9 @@ class XMLUtil private constructor() {
m.marshal(obj, sw)
return sw.toString()
}
+
inline fun <reified T> convertJaxbToDocument(obj: T): Document {
- val dbf: DocumentBuilderFactory =
DocumentBuilderFactory.newInstance()
+ val dbf: DocumentBuilderFactory =
DocumentBuilderFactory.newInstance()
dbf.isNamespaceAware = true
val doc = dbf.newDocumentBuilder().newDocument()
val jc = JAXBContext.newInstance(T::class.java)
@@ -214,6 +224,7 @@ class XMLUtil private constructor() {
m.marshal(obj, doc)
return doc
}
+
/**
* Convert a XML string to the JAXB representation.
*
@@ -228,6 +239,7 @@ class XMLUtil private constructor() {
T::class.java
)
}
+
/**
* Extract String from DOM.
*
@@ -248,6 +260,7 @@ class XMLUtil private constructor() {
t.transform(DOMSource(document), StreamResult(sw))
return sw.toString()
}
+
/**
* Convert a node to a string without the XML declaration or
* indentation.
@@ -263,6 +276,7 @@ class XMLUtil private constructor() {
t.transform(DOMSource(node), StreamResult(sw))
return sw.toString()
}
+
/**
* Convert a DOM document to the JAXB representation.
*
@@ -276,6 +290,7 @@ class XMLUtil private constructor() {
val m = jc.createUnmarshaller()
return m.unmarshal(document, finalType) // document "went" into
Jaxb
}
+
/**
* Parse string into XML DOM.
* @param xmlString the string to parse.
@@ -289,6 +304,7 @@ class XMLUtil private constructor() {
val builder = factory.newDocumentBuilder()
return builder.parse(InputSource(xmlInputStream))
}
+
fun signEbicsResponse(ebicsResponse: EbicsResponse, privateKey:
RSAPrivateCrtKey): String {
val doc = convertJaxbToDocument(ebicsResponse)
signEbicsDocument(doc, privateKey)
@@ -296,6 +312,7 @@ class XMLUtil private constructor() {
println("response: $signedDoc")
return signedDoc
}
+
/**
* Sign an EBICS document with the authentication and identity
signature.
*/
@@ -308,9 +325,11 @@ class XMLUtil private constructor() {
else -> throw IllegalArgumentException()
}
}
+
override fun getPrefix(p0: String?): String {
throw UnsupportedOperationException()
}
+
override fun getPrefixes(p0: String?): MutableIterator<String>
{
throw UnsupportedOperationException()
}
@@ -345,6 +364,7 @@ class XMLUtil private constructor() {
}
authSigNode.removeChild(innerSig)
}
+
fun verifyEbicsDocument(doc: Document, signingPub: PublicKey): Boolean
{
val xpath = XPathFactory.newInstance().newXPath()
xpath.namespaceContext = object : NamespaceContext {
@@ -354,9 +374,11 @@ class XMLUtil private constructor() {
else -> throw IllegalArgumentException()
}
}
+
override fun getPrefix(p0: String?): String {
throw UnsupportedOperationException()
}
+
override fun getPrefixes(p0: String?): MutableIterator<String>
{
throw UnsupportedOperationException()
}
diff --git a/util/src/main/kotlin/XmlCombinators.kt
b/util/src/main/kotlin/XmlCombinators.kt
index 332d07a..9b1607c 100644
--- a/util/src/main/kotlin/XmlCombinators.kt
+++ b/util/src/main/kotlin/XmlCombinators.kt
@@ -19,13 +19,16 @@ class XmlElementBuilder(val w: XMLStreamWriter) {
this.element(path, f)
w.writeEndElement()
}
+
fun element(path: String, f: XmlElementBuilder.() -> Unit = {}) {
val splitPath = path.trim('/').split("/").toMutableList()
this.element(splitPath, f)
}
+
fun attribute(name: String, value: String) {
w.writeAttribute(name, value)
}
+
fun text(content: String) {
w.writeCharacters(content)
}
@@ -42,12 +45,15 @@ class XmlDocumentBuilder {
set(w: XMLStreamWriter) {
maybeWriter = w
}
+
fun namespace(prefix: String, uri: String) {
writer.setPrefix(prefix, uri)
}
+
fun defaultNamespace(uri: String) {
writer.setDefaultNamespace(uri)
}
+
fun root(name: String, f: XmlElementBuilder.() -> Unit) {
val elementBuilder = XmlElementBuilder(writer)
writer.writeStartElement(name)
@@ -75,7 +81,7 @@ fun constructXml(indent: Boolean = false, f:
XmlDocumentBuilder.() -> Unit): Str
class XmlDocumentDestructor {
}
-fun <T>destructXml(f: XmlDocumentDestructor.() -> T): T {
+fun <T> destructXml(f: XmlDocumentDestructor.() -> T): T {
val d = XmlDocumentDestructor()
return f(d)
}
diff --git a/util/src/main/kotlin/ebics_h004/EbicsRequest.kt
b/util/src/main/kotlin/ebics_h004/EbicsRequest.kt
index 6ae487d..d6ded86 100644
--- a/util/src/main/kotlin/ebics_h004/EbicsRequest.kt
+++ b/util/src/main/kotlin/ebics_h004/EbicsRequest.kt
@@ -2,8 +2,6 @@ package tech.libeufin.util.ebics_h004
import org.apache.xml.security.binding.xmldsig.SignatureType
import tech.libeufin.util.CryptoUtil
-import tech.libeufin.util.LOGGER
-import tech.libeufin.util.XMLUtil
import java.math.BigInteger
import java.security.interfaces.RSAPublicKey
import java.util.*
@@ -11,7 +9,6 @@ import javax.xml.bind.annotation.*
import javax.xml.bind.annotation.adapters.CollapsedStringAdapter
import javax.xml.bind.annotation.adapters.HexBinaryAdapter
import javax.xml.bind.annotation.adapters.XmlJavaTypeAdapter
-import javax.xml.datatype.DatatypeConstants
import javax.xml.datatype.XMLGregorianCalendar
@XmlAccessorType(XmlAccessType.NONE)
@@ -320,44 +317,6 @@ class EbicsRequest {
}
- /* Take a time range (useful for C52 and C53) */
- fun createForDownloadInitializationPhase(
- userId: String,
- partnerId: String,
- hostId: String,
- nonceArg: ByteArray,
- date: XMLGregorianCalendar,
- bankEncPub: RSAPublicKey,
- bankAuthPub: RSAPublicKey,
- aOrderType: String,
- dateStart: XMLGregorianCalendar,
- dateEnd: XMLGregorianCalendar
- ): EbicsRequest {
-
- /**
- * Make sure there is NO time portion.
- */
- dateStart.timezone = DatatypeConstants.FIELD_UNDEFINED
- dateEnd.timezone = DatatypeConstants.FIELD_UNDEFINED
-
- val tmp = createForDownloadInitializationPhase(
- userId,
- partnerId,
- hostId,
- nonceArg,
- date,
- bankEncPub,
- bankAuthPub,
- aOrderType
- )
-
- (tmp.header.static.orderDetails?.orderParams as
StandardOrderParams).dateRange = DateRange().apply {
- start = dateStart
- end = dateEnd
- }
-
- return tmp
- }
fun createForDownloadInitializationPhase(
userId: String,
@@ -369,7 +328,6 @@ class EbicsRequest {
bankAuthPub: RSAPublicKey,
aOrderType: String
): EbicsRequest {
-
return EbicsRequest().apply {
version = "H004"
revision = 1
@@ -479,8 +437,6 @@ class EbicsRequest {
}
}
}
-
-
}
fun createForUploadTransferPhase(
--
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