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main: log time taken to analyze each function

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closes #1290
This commit is contained in:
Willi Ballenthin
2023-07-13 06:24:22 +02:00
parent 546789fea6
commit e9ccc5276a
1 changed files with 13 additions and 1 deletions
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capa/main.py
+13 -1
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@@ -266,6 +266,7 @@ def find_capabilities(ruleset: RuleSet, extractor: FeatureExtractor, disable_pro
pb = pbar(functions, desc="matching", unit=" functions", postfix="skipped 0 library functions", leave=False)
for f in pb:
t0 = time.time()
if extractor.is_library_function(f.address):
function_name = extractor.get_function_name(f.address)
logger.debug("skipping library function 0x%x (%s)", f.address, function_name)
@@ -284,7 +285,18 @@ def find_capabilities(ruleset: RuleSet, extractor: FeatureExtractor, disable_pro
feature_counts.functions += (
rdoc.FunctionFeatureCount(address=frz.Address.from_capa(f.address), count=feature_count),
)
logger.debug("analyzed function 0x%x and extracted %d features", f.address, feature_count)
t1 = time.time()
match_count = sum(len(res) for res in function_matches.values())
match_count += sum(len(res) for res in bb_matches.values())
match_count += sum(len(res) for res in insn_matches.values())
logger.debug(
"analyzed function 0x%x and extracted %d features, %d matches in %0.02fs",
f.address,
feature_count,
match_count,
t1 - t0,
)
for rule_name, res in function_matches.items():
all_function_matches[rule_name].extend(res)