Health page broken for a single-node cluster

[grigorescu]

TypeError at /health/
string indices must be integers
Request Method: GET
Request URL: http://localhost/Brownian/health/
Django Version: 1.4.1
Exception Type: TypeError
Exception Value:
string indices must be integers
Exception Location: /var/www/Brownian/lib/python2.7/site-packages/Brownian/view/templatetags/es_extras.py in sumAvailable, line 36
Python Executable: /usr/bin/python
Python Version: 2.7.6
Python Path:
['/var/www/Brownian/lib/python2.7/site-packages/requests/packages',
'/var/www/Brownian/lib/python2.7/site-packages',
'/usr/lib/python2.7',
'/usr/lib/python2.7/plat-x86_64-linux-gnu',
'/usr/lib/python2.7/lib-tk',
'/usr/lib/python2.7/lib-old',
'/usr/lib/python2.7/lib-dynload',
'/usr/local/lib/python2.7/dist-packages',
'/usr/lib/python2.7/dist-packages']
Server time: Wed, 3 Dec 2014 08:36:18 -0400
Error during template rendering

In template /var/www/Brownian/lib/python2.7/site-packages/Brownian/view/templates/health.html, error at line 41
string indices must be integers
31
32
33 {% for node_name, node in nodes.items %}
34
35 {{ node.name }}
36 {{ node.os.uptime|truncatewords:2 }}
37 {{ node.os.load_average.0|floatformat:2 }}, {{ node.os.load_average.1|floatformat:2 }}, {{ node.os.load_average.2|floatformat:2 }}
38 {{ node.os.mem.free_percent }}%
39 {{ node.os.swap.used_in_bytes|filesizeformat }}
40
41 {{ node.fs.items.1.1|sumAvailable|filesizeformat }}
42
43 {% endfor %}
44
45
46
47
48

49

Shard Failures

50 {% if shards.es_shards.failures %}
51