Ceph » mgr

2020-12-08T11:18:29.238+0800 7fe03c4d2700  0 [restful ERROR werkzeug] Error on request:
Traceback (most recent call last):
  File "/usr/local/lib64/python3.6/site-packages/werkzeug/serving.py", line 323, in run_wsgi
    execute(self.server.app)
  File "/usr/local/lib64/python3.6/site-packages/werkzeug/serving.py", line 312, in execute
    application_iter = app(environ, start_response)
  File "/usr/local/lib/python3.6/site-packages/pecan/middleware/recursive.py", line 56, in __call__
    return self.application(environ, start_response)
  File "/usr/local/lib/python3.6/site-packages/pecan/core.py", line 852, in __call__
    return super(Pecan, self).__call__(environ, start_response)
  File "/usr/local/lib/python3.6/site-packages/pecan/core.py", line 693, in __call__
    self.invoke_controller(controller, args, kwargs, state)
  File "/usr/local/lib/python3.6/site-packages/pecan/core.py", line 584, in invoke_controller
    result = controller(*args, **kwargs)
  File "/usr/share/ceph/mgr/restful/decorators.py", line 59, in decorated
    return f(*args, **kwargs)
  File "/usr/share/ceph/mgr/restful/api/crush.py", line 21, in get
    rule['osd_count'] = len(common.crush_rule_osds(crush['buckets'], rule))
  File "/usr/share/ceph/mgr/restful/common.py", line 159, in crush_rule_osds
    osds |= _gather_osds(nodes_by_id[step['item']], rule['steps'][i + 1:])
  File "/usr/share/ceph/mgr/restful/common.py", line 135, in _gather_osds
    osds |= _gather_osds(desc_node, steps[1:])
  File "/usr/share/ceph/mgr/restful/common.py", line 122, in _gather_osds
    if root['id'] >= 0:
TypeError: string indices must be integers

In _gather_osds() processing `choose_firstn`, it tries to traverse the keys of a `dict` (nodes_by_id[node_id]) which is not a real node, thus mistakenly passing `str` to _gather_osds() to do recursion.