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Merge pull request #125 from YunoHost/automatically_regenerate_actionmap_if_yml_file_is_modified

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[enh] automatically regenerate cache if actionmap.yml is modified
This commit is contained in:
Laurent Peuch 2016-11-23 16:37:31 +01:00 committed by GitHub
commit 9dd1ef37f3
1 changed files with 25 additions and 4 deletions
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29
moulinette/actionsmap.py
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@ -368,17 +368,29 @@ class ActionsMap(object):
for n in namespaces:
logger.debug("loading actions map namespace '%s'", n)
if use_cache:
actionsmap_yml = '%s/actionsmap/%s.yml' % (pkg.datadir, n)
actionsmap_yml_stat = os.stat(actionsmap_yml)
actionsmap_pkl = '%s/actionsmap/%s-%d-%d.pkl' % (
pkg.cachedir,
n,
actionsmap_yml_stat.st_size,
actionsmap_yml_stat.st_mtime
)
if use_cache and os.path.exists(actionsmap_pkl):
try:
# 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)
# TODO: Switch to python3 and catch proper exception
except IOError:
self.use_cache = False
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:
with open('%s/actionsmap/%s.yml' % (pkg.datadir, n)) as f:
with open(actionsmap_yml) as f:
actionsmaps[n] = ordered_yaml_load(f)
# Load translations
@ -511,8 +523,17 @@ class ActionsMap(object):
with open(am_file, 'r') as 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
with pkg.open_cachefile('%s.pkl' % n, 'w', subdir='actionsmap') as f:
am_file_stat = os.stat(am_file)
pkl = '%s-%d-%d.pkl' % (n, am_file_stat.st_size, am_file_stat.st_mtime)
with pkg.open_cachefile(pkl, 'w', subdir='actionsmap') as f:
pickle.dump(actionsmaps[n], f)
return actionsmaps