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Expand details provided when erroring due to missing signatures in notary flow

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Signed-off-by: Ross Nicoll <ross.nicoll@r3.com>
This commit is contained in:
Ross Nicoll 2017-01-23 13:28:36 +00:00
parent a4254ac695
commit 1362a305c9
3 changed files with 14 additions and 11 deletions
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15
core/src/main/kotlin/net/corda/flows/NotaryFlow.kt
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@ -1,8 +1,10 @@
package net.corda.flows
import co.paralleluniverse.fibers.Suspendable
import net.corda.core.contracts.StateRef
import net.corda.core.crypto.*
import net.corda.core.crypto.DigitalSignature
import net.corda.core.crypto.Party
import net.corda.core.crypto.SignedData
import net.corda.core.crypto.signWithECDSA
import net.corda.core.flows.FlowLogic
import net.corda.core.node.services.TimestampChecker
import net.corda.core.node.services.UniquenessException
@ -48,7 +50,7 @@ object NotaryFlow {
try {
stx.verifySignatures(notaryParty.owningKey)
} catch (ex: SignedTransaction.SignaturesMissingException) {
throw NotaryException(NotaryError.SignaturesMissing(ex.missing))
throw NotaryException(NotaryError.SignaturesMissing(ex))
}
val response = sendAndReceive<Result>(notaryParty, SignRequest(stx))
@ -182,9 +184,10 @@ sealed class NotaryError {
/** Thrown if the time specified in the timestamp command is outside the allowed tolerance */
class TimestampInvalid : NotaryError()
class TransactionInvalid : NotaryError()
class TransactionInvalid(val msg: String) : NotaryError()
class SignaturesInvalid(val msg: String): NotaryError()
class SignaturesMissing(val missingSigners: Set<CompositeKey>) : NotaryError() {
override fun toString() = "Missing signatures from: ${missingSigners.map { it.toBase58String() }}"
class SignaturesMissing(val cause: SignedTransaction.SignaturesMissingException) : NotaryError() {
override fun toString() = cause.toString()
}
}

6
core/src/main/kotlin/net/corda/flows/ValidatingNotaryFlow.kt
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@ -29,8 +29,8 @@ class ValidatingNotaryFlow(otherSide: Party,
wtx.toLedgerTransaction(serviceHub).verify()
} catch (e: Exception) {
when (e) {
is TransactionVerificationException,
is SignatureException -> throw NotaryException(NotaryError.TransactionInvalid())
is TransactionVerificationException -> NotaryException(NotaryError.TransactionInvalid(e.toString()))
is SignatureException -> throw NotaryException(NotaryError.SignaturesInvalid(e.toString()))
else -> throw e
}
}
@ -40,7 +40,7 @@ class ValidatingNotaryFlow(otherSide: Party,
try {
stx.verifySignatures(serviceHub.myInfo.notaryIdentity.owningKey)
} catch(e: SignedTransaction.SignaturesMissingException) {
throw NotaryException(NotaryError.SignaturesMissing(e.missing))
throw NotaryException(NotaryError.SignaturesMissing(e))
}
}

4
node/src/test/kotlin/net/corda/node/services/ValidatingNotaryServiceTests.kt
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@ -52,7 +52,7 @@ class ValidatingNotaryServiceTests {
val future = runClient(stx)
val ex = assertFailsWith(NotaryException::class) { future.getOrThrow() }
assertThat(ex.error).isInstanceOf(NotaryError.TransactionInvalid::class.java)
assertThat(ex.error).isInstanceOf(NotaryError.SignaturesInvalid::class.java)
}
@Test fun `should report error for missing signatures`() {
@ -73,7 +73,7 @@ class ValidatingNotaryServiceTests {
val notaryError = ex.error
assertThat(notaryError).isInstanceOf(NotaryError.SignaturesMissing::class.java)
val missingKeys = (notaryError as NotaryError.SignaturesMissing).missingSigners
val missingKeys = (notaryError as NotaryError.SignaturesMissing).cause.missing
assertEquals(setOf(expectedMissingKey), missingKeys)
}