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f8a5c56191
* test: allow no metadata in packages Signed-off-by: Alfredo Deza <adeza@anchore.com> * test: update centos json fixture Signed-off-by: Alfredo Deza <adeza@anchore.com> Co-authored-by: Alex Goodman <wagoodman@users.noreply.github.com>
111 lines
3.6 KiB
Python
Executable File
111 lines
3.6 KiB
Python
Executable File
#!/usr/bin/env python3
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import sys
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import json
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import collections
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Metadata = collections.namedtuple("Metadata", "metadata sources")
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Package = collections.namedtuple("Package", "name type version")
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Vulnerability = collections.namedtuple("Vulnerability", "cve package")
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class syft:
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def __init__(self, report_path):
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self.report_path = report_path
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def _enumerate_section(self, section):
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with open(self.report_path) as json_file:
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data = json.load(json_file)
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for entry in data[section]:
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yield entry
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def packages(self):
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packages = set()
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metadata = collections.defaultdict(dict)
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for entry in self._enumerate_section(section="artifacts"):
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package = Package(
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name=entry["name"], type=entry["type"], version=entry["version"]
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)
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packages.add(package)
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metadata[package.type][package] = Metadata(
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# note: the metadata entry is optional
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metadata=repr(entry.get("metadata", "")), sources=repr(entry["sources"])
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)
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return packages, metadata
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def main(baseline_report, new_report):
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report1_obj = syft(report_path=baseline_report)
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report1_packages, report1_metadata = report1_obj.packages()
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report2_obj = syft(report_path=new_report)
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report2_packages, report2_metadata = report2_obj.packages()
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if len(report2_packages) == 0 and len(report1_packages) == 0:
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print("nobody found any packages")
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return 0
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same_packages = report2_packages & report1_packages
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percent_overlap_packages = (
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float(len(same_packages)) / float(len(report1_packages))
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) * 100.0
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extra_packages = report2_packages - report1_packages
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missing_packages = report1_packages - report2_packages
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report1_metadata_set = set()
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for package in report1_packages:
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metadata = report1_metadata[package.type][package]
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report1_metadata_set.add((package, metadata))
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report2_metadata_set = set()
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for package in report2_packages:
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metadata = report2_metadata[package.type][package]
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report2_metadata_set.add((package, metadata))
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same_metadata = report2_metadata_set & report1_metadata_set
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percent_overlap_metadata = 0
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if len(report1_metadata_set) > 0:
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percent_overlap_metadata = (
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float(len(same_metadata)) / float(len(report1_metadata_set))
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) * 100.0
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if len(extra_packages) > 0:
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print("Extra packages:")
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for package in sorted(list(extra_packages)):
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print(" " + repr(package))
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print()
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if len(missing_packages) > 0:
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print("Missing packages:")
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for package in sorted(list(missing_packages)):
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print(" " + repr(package))
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print()
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print("Baseline Packages: %d" % len(report1_packages))
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print("New Packages: %d" % len(report2_packages))
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print()
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print(
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"Baseline Packages Matched: %.2f %% (%d/%d packages)"
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% (percent_overlap_packages, len(same_packages), len(report1_packages))
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)
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print(
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"Baseline Metadata Matched: %.2f %% (%d/%d metadata)"
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% (percent_overlap_metadata, len(same_metadata), len(report1_metadata_set))
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)
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if len(report1_packages) != len(report2_packages):
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print("failed quality gate: requires exact name & version match")
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return 1
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return 0
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if __name__ == "__main__":
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print("\nComparing two syft reports...\n")
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if len(sys.argv) != 3:
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sys.exit("please provide two syft json files")
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rc = main(sys.argv[1], sys.argv[2])
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sys.exit(rc)
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