Github user koushik-das commented on a diff in the pull request:
https://github.com/apache/cloudstack/pull/679#discussion_r36827811
--- Diff: server/src/com/cloud/api/query/dao/SecurityGroupJoinDaoImpl.java
---
@@ -125,6 +130,14 @@ public SecurityGroupResponse
newSecurityGroupResponse(SecurityGroupJoinVO vsg, A
}
}
+ List<SecurityGroupVMMapVO> securityGroupVmMap =
_securityGroupVMMapDao.listBySecurityGroup(vsg.getId());
+ s_logger.debug("newSecurityGroupResponse() -> virtualmachine
count: " + securityGroupVmMap.size());
+ sgResponse.setVirtualMachineCount(securityGroupVmMap.size());
+
+ for(SecurityGroupVMMapVO securityGroupVMMapVO :
securityGroupVmMap) {
+
sgResponse.addVirtualMachineId(_userVmDao.findById(securityGroupVMMapVO.getInstanceId()).getUuid());
--- End diff --
Add a check that findById is not returning null. There is a possibility
that VM may get deleted after the call to listBySecurityGroup() but before that
map entry is processed in the for-loop.
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