publicURL endpoint for s3 service not found

Env: 1 controller+Ceph, 1 compute+Ceph. Enabled Ceph RBD+RadosGW.

When running:
   root@node-1:~# keystone endpoint-get --service 's3'

got the following result:
   publicURL endpoint for s3 service not found

Should be:
      +-----------------+------------------------------------ +
      | Property | Value |
     +------------------+------------------------------------+
      | s3.publicURL | http://172.16.0.2:8080 |
      +-----------------+-------------------------------------+

Ceph verification:

root@node-1:~# sudo radosgw-admin user create --uid="testuser" --display-name="First User"
{ "user_id": "testuser",
  "display_name": "First User",
  "email": "",
  "suspended": 0,
  "max_buckets": 1000,
  "auid": 0,
  "subusers": [],
  "keys": [
        { "user": "testuser",
          "access_key": "U66JXYCCJZH5XI1TAR6M",
          "secret_key": "Uem\/P226omznTmzrqK\/8G5+1VWBHxZDTDlvLAT6v"}],
  "swift_keys": [],
  "caps": [],
  "op_mask": "read, write, delete",
  "default_placement": "",
  "placement_tags": [],
  "bucket_quota": { "enabled": false,
      "max_size_kb": -1,
      "max_objects": -1},
  "user_quota": { "enabled": false,
      "max_size_kb": -1,
      "max_objects": -1},
  "temp_url_keys": []}

s3test.py:

import boto
import boto.s3.connection
access_key = 'U66JXYCCJZH5XI1TAR6M'
secret_key = 'Uem\/P226omznTmzrqK\/8G5+1VWBHxZDTDlvLAT6v'
conn = boto.connect_s3(
aws_access_key_id = access_key,
aws_secret_access_key = secret_key,
host = '172.16.0.2',
is_secure=False,
calling_format = boto.s3.connection.OrdinaryCallingFormat(),
)
bucket = conn.create_bucket('my-new-bucket')
for bucket in conn.get_all_buckets():
        print "{name}\t{created}".format(
                name = bucket.name,
                created = bucket.creation_date,
)

Result:

root@node-1:~# python s3test.py
Traceback (most recent call last):
  File "s3test.py", line 12, in <module>
    bucket = conn.create_bucket('my-new-bucket')
  File "/usr/lib/python2.7/dist-packages/boto/s3/connection.py", line 621, in create_bucket
    response.status, response.reason, body)
boto.exception.S3ResponseError: S3ResponseError: 405 Method Not Allowed
None

Version:

[root@fuel ~]# cat /etc/fuel/version.yaml
VERSION:
  feature_groups:
    - mirantis
  production: "docker"
  release: "6.1"
  openstack_version: "2014.2.2-6.1"
  api: "1.0"
  build_number: "525"
  build_id: "2015-06-19_13-02-31"
  nailgun_sha: "dbd54158812033dd8cfd7e60c3f6650f18013a37"
  python-fuelclient_sha: "4fc55db0265bbf39c369df398b9dc7d6469ba13b"
  astute_sha: "1ea8017fe8889413706d543a5b9f557f5414beae"
  fuel-library_sha: "2e7a08ad9792c700ebf08ce87f4867df36aa9fab"
  fuel-ostf_sha: "8fefcf7c4649370f00847cc309c24f0b62de718d"
  fuelmain_sha: "a3998372183468f56019c8ce21aa8bb81fee0c2f"

It worked well on build 511.

Related issue: https://bugs.launchpad.net/fuel/+bug/1446704