Merge "Add env var to dump config graph"

This commit is contained in:
Jenkins 2017-06-08 06:59:51 +00:00 committed by Gerrit Code Review
commit 60a5484ae8
2 changed files with 11 additions and 4 deletions

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@ -12,6 +12,7 @@
import logging
import networkx as nx
import os
from stevedore import extension
@ -217,10 +218,14 @@ def create_graph(config, default_config):
"Edge not defined: %s->%s" % (name, edge_to))
dg.add_edge(name, edge_to)
# this can be quite helpful debugging but needs pydotplus.
# run "dotty /tmp/out.dot"
# XXX: maybe an env var that dumps to a tmpdir or something?
# nx.nx_pydot.write_dot(dg, '/tmp/graph_dump.dot')
# this can be quite helpful debugging but needs pydotplus which
# isn't in requirements. for debugging, do
# .tox/py27/bin/pip install pydotplus
# DUMP_CONFIG_GRAPH=1 tox -e py27 -- specific_test
# dotty /tmp/graph_dump.dot
# to see helpful output
if 'DUMP_CONFIG_GRAPH' in os.environ:
nx.nx_pydot.write_dot(dg, '/tmp/graph_dump.dot')
# Topological sort (i.e. create a linear array that satisfies
# dependencies) and return the object list

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@ -10,6 +10,8 @@ deps= -r{toxinidir}/requirements.txt
-r{toxinidir}/test-requirements.txt
commands=
python setup.py test --slowest --testr-args='{posargs}'
passenv=
DUMP_CONFIG_GRAPH
[testenv:pep8]
commands =