Creating server exceeding personality file size isn't throwing OverLimit exception.

Description:

Server is getting created with personality file size exceeding the limit ,
but it has to OverLimit exception.

Expected:
Should raise OverLimit Exception.

Actual:
Server is getting Created.

Steps to be followed:
1. Create a file with an encoded data.
2. Set the limit of "injected_file_content_bytes" to the size of created file minus 1.
3. Check for the Updated Limit value.
4. Try to create a server with personality file created above.

LOG:

Create a file with encoded data and check its size
>>> import os
>>> os.path.getsize('/home/muralik/banner.txt')
141

Set the limit of injected_file_content_bytes to size 140
nova-manage project quota --project=2ade81f157df446b856bdbe38073620a --key injected_file_content_bytes --value 140
2012-07-11 19:25:44 DEBUG nova.utils [req-bcda3941-4f26-42bc-98dc-4e74d5f997b8 None None] backend <module 'nova.db.sqlalchemy.api' from '/opt/stack/nova/nova/db/sqlalchemy/api.pyc'> from (pid=24504) __get_backend /opt/stack/nova/nova/utils.py:484
metadata_items: 128
injected_file_content_bytes: 140
volumes: 10
gigabytes: 1000
ram: 51200
floating_ips: 10
security_group_rules: 20
instances: 10
key_pairs: 100
injected_files: 5
cores: 20
injected_file_path_bytes: 255
security_groups: 10

Create a server with personality file created above
muralik@ubuntu:~$ nova boot --image 9498d38d-cfb1-4818-90e4-70e66d7c75da --flavor 1 --user_data /home/muralik/banner.txt "exceeding_limit"
+-------------------------------------+--------------------------------------+
| Property | Value |
+-------------------------------------+--------------------------------------+
| OS-DCF:diskConfig | MANUAL |
| OS-EXT-SRV-ATTR:host | None |
| OS-EXT-SRV-ATTR:hypervisor_hostname | None |
| OS-EXT-SRV-ATTR:instance_name | instance-00000016 |
| OS-EXT-STS:power_state | 0 |
| OS-EXT-STS:task_state | scheduling |
| OS-EXT-STS:vm_state | building |
| accessIPv4 | |
| accessIPv6 | |
| adminPass | 6iKunduU48vD |
| config_drive | |
| created | 2012-07-11T13:57:35Z |
| flavor | m1.tiny |
| hostId | |
| id | 657b4155-f5cb-49ac-b7d0-f99f06f724bc |
| image | cirros-0.3.0-x86_64-uec |
| key_name | |
| metadata | {} |
| name | exceeding_limit |
| progress | 0 |
| status | BUILD |
| tenant_id | 93f94664e0734c479945e43df39d6614 |
| updated | 2012-07-11T13:57:36Z |
| user_id | a0585fd48bee4a728422afd1c4f6bfab |
+-------------------------------------+--------------------------------------+

muralik@ubuntu:~$ nova list
+--------------------------------------+-----------------+--------+-------------------+
| ID | Name | Status | Networks |
+--------------------------------------+-----------------+--------+-------------------+
| 657b4155-f5cb-49ac-b7d0-f99f06f724bc | exceeding_limit | ACTIVE | private=10.0.0.17 |
+--------------------------------------+-----------------+--------+-------------------+