error

ceph:
    osd.0:
        host: ubun1
        devs: /dev/hihi
    mon.a:
        host: ubun1
    ods.1:
        host: ubun2
        devs: /dev/h2

In [32]: data['ceph']
Out[32]:
{'mon.a': {'host': 'ubun1'},
 'ods.1': {'devs': '/dev/h2', 'host': 'ubun2'},
 'osd.0': {'devs': '/dev/hihi', 'host': 'ubun1'}}


{% for i in pillar['ceph'] %}
    [{{ pillar[i] }}]
    {% if i.startswith('mon') %}
        host = {{ pillar['ceph'][i]['host'] }}
        mon addr = {{ pillar['ceph'][i]['ip'] }}:6789
    {% elif i.startswith('osd') %}
        host = {{ pillar['ceph'][i]['host'] }}
        devs = {{ pillar['ceph'][i]['devs'] }}
    {% elif i.startswith('mds') %}
        host = {{ pillar['ceph'][i]['host'] }}
    {% endif %}
{% endfor %}

    State: - file
    Name:      /etc/ceph/ceph.conf
    Function:  managed
        Result:    False
        Comment:   Traceback (most recent call last):
  File "/usr/lib/pymodules/python2.7/salt/utils/templates.py", line 55, in render_tmpl
    output = render_str(tmplstr, context, tmplpath)
  File "/usr/lib/pymodules/python2.7/salt/utils/templates.py", line 98, in render_jinja_tmpl
    output = jinja_env.from_string(tmplstr).render(**context)
  File "/usr/lib/python2.7/dist-packages/jinja2/environment.py", line 894, in render
    return self.environment.handle_exception(exc_info, True)
  File "<template>", line 12, in top-level template code
UndefinedError: 'dict object' has no attribute 'mon.a'