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mirror of https://github.com/ARM-software/workload-automation.git synced 2025-01-18 12:06:08 +00:00

fw/target_info: Prevent multiple parses of the target_info_cache

Instead of parsing the target_info_cache multiple times,allow for
it to be read it once and passed as a paramter to the coresponding
methods.
This commit is contained in:
Marc Bonnici 2020-06-26 11:12:01 +01:00 committed by setrofim
parent 1425a6f6c9
commit 615cbbc94d
2 changed files with 12 additions and 8 deletions

View File

@ -292,8 +292,9 @@ def write_target_info_cache(cache):
write_pod(cache, settings.target_info_cache_file)
def get_target_info_from_cache(system_id):
cache = read_target_info_cache()
def get_target_info_from_cache(system_id, cache=None):
if cache is None:
cache = read_target_info_cache()
pod = cache.get(system_id, None)
if not pod:
@ -307,8 +308,9 @@ def get_target_info_from_cache(system_id):
return TargetInfo.from_pod(pod)
def cache_target_info(target_info, overwrite=False):
cache = read_target_info_cache()
def cache_target_info(target_info, overwrite=False, cache=None):
if cache is None:
cache = read_target_info_cache()
if target_info.system_id in cache and not overwrite:
raise ValueError('TargetInfo for {} is already in cache.'.format(target_info.system_id))
cache[target_info.system_id] = target_info.to_pod()

View File

@ -24,7 +24,8 @@ from wa.framework.plugin import Parameter
from wa.framework.target.descriptor import (get_target_description,
instantiate_target,
instantiate_assistant)
from wa.framework.target.info import get_target_info, get_target_info_from_cache, cache_target_info
from wa.framework.target.info import (get_target_info, get_target_info_from_cache,
cache_target_info, read_target_info_cache)
from wa.framework.target.runtime_parameter_manager import RuntimeParameterManager
from wa.utils.types import module_name_set
@ -92,18 +93,19 @@ class TargetManager(object):
@memoized
def get_target_info(self):
info = get_target_info_from_cache(self.target.system_id)
cache = read_target_info_cache()
info = get_target_info_from_cache(self.target.system_id, cache=cache)
if info is None:
info = get_target_info(self.target)
cache_target_info(info)
cache_target_info(info, cache=cache)
else:
# If module configuration has changed form when the target info
# was previously cached, it is possible additional info will be
# available, so should re-generate the cache.
if module_name_set(info.modules) != module_name_set(self.target.modules):
info = get_target_info(self.target)
cache_target_info(info, overwrite=True)
cache_target_info(info, overwrite=True, cache=cache)
return info