The attached patch fixes https://fedorahosted.org/pki/ticket/2388.
Wanted for 10.3.4.

Thanks,
Fraser
From 3ad777d8009f025f1aac1159910dd0a4d327bd13 Mon Sep 17 00:00:00 2001
From: "Endi S. Dewata" <edew...@redhat.com>
Date: Sat, 25 Jun 2016 00:14:11 +0200
Subject: [PATCH] Respond 400 if lightweight CA cert issuance fails

If certificate issuance fails during lightweight CA creation (e.g.
due to a profile constraint violation such as Subject DN not
matching pattern) the API responds with status 500.

Raise BadRequestDataException if cert issuance fails in a way that
indicates bad or invalid CSR data, and catch it to respond with
status 400.

Fixes: https://fedorahosted.org/pki/ticket/2388
---
 base/ca/src/com/netscape/ca/CertificateAuthority.java  | 18 +++++++++++++++---
 .../org/dogtagpki/server/ca/rest/AuthorityService.java |  3 ++-
 2 files changed, 17 insertions(+), 4 deletions(-)

diff --git a/base/ca/src/com/netscape/ca/CertificateAuthority.java 
b/base/ca/src/com/netscape/ca/CertificateAuthority.java
index 
e501380c8dd6d2d6fc400ad9f43677bfae7e258e..9f6445c56369f00cd857890fe63b577b6db81350
 100644
--- a/base/ca/src/com/netscape/ca/CertificateAuthority.java
+++ b/base/ca/src/com/netscape/ca/CertificateAuthority.java
@@ -74,6 +74,7 @@ import org.mozilla.jss.pkix.primitive.Name;
 import com.netscape.certsrv.apps.CMS;
 import com.netscape.certsrv.authentication.IAuthToken;
 import com.netscape.certsrv.authority.ICertAuthority;
+import com.netscape.certsrv.base.BadRequestDataException;
 import com.netscape.certsrv.base.EBaseException;
 import com.netscape.certsrv.base.EPropertyNotFound;
 import com.netscape.certsrv.base.IConfigStore;
@@ -2680,8 +2681,16 @@ public class CertificateAuthority
             if (result != null && !result.equals(IRequest.RES_SUCCESS))
                 throw new EBaseException("createSubCA: certificate request 
submission resulted in error: " + result);
             RequestStatus requestStatus = request.getRequestStatus();
-            if (requestStatus != RequestStatus.COMPLETE)
-                throw new EBaseException("createSubCA: certificate request did 
not complete; status: " + requestStatus);
+            if (requestStatus != RequestStatus.COMPLETE) {
+                // The request did not complete.  Inference: something
+                // incorrect in the request (e.g. profile constraint
+                // violated).
+                String msg = "Failed to issue CA certificate. Final status: " 
+ requestStatus + ".";
+                String errorMsg = request.getExtDataInString(IRequest.ERROR);
+                if (errorMsg != null)
+                    msg += " Additional info: " + errorMsg;
+                throw new BadRequestDataException(msg);
+            }
 
             // Add certificate to nssdb
             cert = 
request.getExtDataInCert(IEnrollProfile.REQUEST_ISSUED_CERT);
@@ -2697,7 +2706,10 @@ public class CertificateAuthority
                 // log this error.
                 CMS.debug("Error deleting new authority entry after failure 
during certificate generation: " + e2);
             }
-            throw new ECAException("Error creating lightweight CA certificate: 
" + e);
+            if (e instanceof BadRequestDataException)
+                throw (BadRequestDataException) e;  // re-throw
+            else
+                throw new ECAException("Error creating lightweight CA 
certificate: " + e);
         }
 
         CertificateAuthority ca = new CertificateAuthority(
diff --git a/base/ca/src/org/dogtagpki/server/ca/rest/AuthorityService.java 
b/base/ca/src/org/dogtagpki/server/ca/rest/AuthorityService.java
index 
5ecabacd9a84a4d06e529ca0099f561155f7d791..7bca10fa1dfbfe7dbae5b5c0288c4c59c1075cf9
 100644
--- a/base/ca/src/org/dogtagpki/server/ca/rest/AuthorityService.java
+++ b/base/ca/src/org/dogtagpki/server/ca/rest/AuthorityService.java
@@ -38,6 +38,7 @@ import javax.ws.rs.core.UriInfo;
 import com.netscape.certsrv.apps.CMS;
 import com.netscape.certsrv.authority.AuthorityData;
 import com.netscape.certsrv.authority.AuthorityResource;
+import com.netscape.certsrv.base.BadRequestDataException;
 import com.netscape.certsrv.base.BadRequestException;
 import com.netscape.certsrv.base.ConflictingOperationException;
 import com.netscape.certsrv.base.EBaseException;
@@ -207,7 +208,7 @@ public class AuthorityService extends PKIService implements 
AuthorityResource {
             audit(ILogger.SUCCESS, OpDef.OP_ADD,
                     subCA.getAuthorityID().toString(), auditParams);
             return createOKResponse(readAuthorityData(subCA));
-        } catch (IllegalArgumentException e) {
+        } catch (IllegalArgumentException | BadRequestDataException e) {
             throw new BadRequestException(e.toString());
         } catch (CANotFoundException e) {
             throw new ResourceNotFoundException(e.toString());
-- 
2.5.5

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