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tback: docker.containers() can return None

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```
Traceback (most recent call last):
  File "/usr/bin/glances", line 9, in <module>
    load_entry_point('Glances==2.3', 'console_scripts', 'glances')()
  File "/usr/lib/python2.7/site-packages/glances/__init__.py", line 119, in main
    args=core.get_args())
  File "/usr/lib/python2.7/site-packages/glances/core/glances_standalone.py", line 62, in __init__
    self.stats.update()
  File "/usr/lib/python2.7/site-packages/glances/core/glances_stats.py", line 156, in update
    self._plugins[p].update()
  File "/usr/lib/python2.7/site-packages/glances/plugins/glances_plugin.py", line 633, in wrapper
    ret = fct(*args, **kw)
  File "/usr/lib/python2.7/site-packages/glances/plugins/glances_docker.py", line 154, in update
    for c in self.stats['containers']:
TypeError: 'NoneType' object is not iterable
```
This commit is contained in:
Tomas Tomecek
2015-09-16 08:50:27 +02:00
parent 792026f41e
commit 84af87f647
1 changed files with 1 additions and 1 deletions
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2
glances/plugins/glances_docker.py
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@@ -190,7 +190,7 @@ class Plugin(GlancesPlugin):
# Update current containers list
try:
self.stats['containers'] = self.docker_client.containers()
self.stats['containers'] = self.docker_client.containers() or []
except Exception as e:
logger.error("{} plugin - Can not get containers list ({})".format(self.plugin_name, e))
return self.stats