From a386e71cbdcd28cb0a780266702c0214ae828809 Mon Sep 17 00:00:00 2001
From: Clinton <clintonxa@gmail.com>
Date: Wed, 21 Mar 2018 15:00:46 +0000
Subject: [PATCH] Fixed a deadlock that occurs when running a split network map
 and doorman. (#470)

---
 .../persistence/PersistentCertificateSigningRequestStorage.kt   | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/network-management/src/main/kotlin/com/r3/corda/networkmanage/common/persistence/PersistentCertificateSigningRequestStorage.kt b/network-management/src/main/kotlin/com/r3/corda/networkmanage/common/persistence/PersistentCertificateSigningRequestStorage.kt
index 4a0df5cdb2..9d8ffae345 100644
--- a/network-management/src/main/kotlin/com/r3/corda/networkmanage/common/persistence/PersistentCertificateSigningRequestStorage.kt
+++ b/network-management/src/main/kotlin/com/r3/corda/networkmanage/common/persistence/PersistentCertificateSigningRequestStorage.kt
@@ -138,7 +138,7 @@ class PersistentCertificateSigningRequestStorage(private val database: CordaPers
     }
 
     override fun getRequests(requestStatus: RequestStatus): List<CertificateSigningRequest> {
-        return database.transaction {
+        return database.transaction(TransactionIsolationLevel.SERIALIZABLE) {
             val builder = session.criteriaBuilder
             val query = builder.createQuery(CertificateSigningRequestEntity::class.java).run {
                 from(CertificateSigningRequestEntity::class.java).run {