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[enh] automatically regenerate cache if actionmap.yml is modified

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This commit is contained in:
Laurent Peuch 2016-06-24 01:07:05 +02:00
parent c51c545887
commit a642e0cd5b
1 changed files with 15 additions and 4 deletions
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19
moulinette/actionsmap.py
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@ -368,17 +368,23 @@ class ActionsMap(object):
for n in namespaces: for n in namespaces:
logger.debug("loading actions map namespace '%s'", n) logger.debug("loading actions map namespace '%s'", n)
if use_cache: actionsmap_yml = '%s/actionsmap/%s.yml' % (pkg.datadir, n)
actionsmap_pkl = '%s/actionsmap/%s-%s.pkl' % (pkg.cachedir, n, os.stat(actionsmap_yml).st_size)
if use_cache and os.path.exists(actionsmap_pkl):
try: try:
# Attempt to load cache # Attempt to load cache
with open('%s/actionsmap/%s.pkl' % (pkg.cachedir, n)) as f: with open(actionsmap_pkl) as f:
actionsmaps[n] = pickle.load(f) actionsmaps[n] = pickle.load(f)
# TODO: Switch to python3 and catch proper exception # TODO: Switch to python3 and catch proper exception
except IOError: except IOError:
self.use_cache = False self.use_cache = False
actionsmaps = self.generate_cache(namespaces) actionsmaps = self.generate_cache(namespaces)
elif use_cache: # cached file doesn't exists
self.use_cache = False
actionsmaps = self.generate_cache(namespaces)
elif n not in actionsmaps: elif n not in actionsmaps:
with open('%s/actionsmap/%s.yml' % (pkg.datadir, n)) as f: with open(actionsmap_yml) as f:
actionsmaps[n] = ordered_yaml_load(f) actionsmaps[n] = ordered_yaml_load(f)
# Load translations # Load translations
@ -511,8 +517,13 @@ class ActionsMap(object):
with open(am_file, 'r') as f: with open(am_file, 'r') as f:
actionsmaps[n] = yaml.load(f) actionsmaps[n] = yaml.load(f)
# clean old cached files
for i in os.listdir('%s/actionsmap/' % pkg.cachedir):
if i.endswith(".pkl"):
os.remove('%s/actionsmap/%s' % (pkg.cachedir, i))
# Cache actions map into pickle file # Cache actions map into pickle file
with pkg.open_cachefile('%s.pkl' % n, 'w', subdir='actionsmap') as f: with pkg.open_cachefile('%s-%s.pkl' % (n, os.stat(am_file).st_size), 'w', subdir='actionsmap') as f:
pickle.dump(actionsmaps[n], f) pickle.dump(actionsmaps[n], f)
return actionsmaps return actionsmaps