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Avoid reinstalling Peach Fuzzer per iteration #63

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Merged
robertbaldyga merged 1 commit into from
Sep 12, 2026
Merged

Avoid reinstalling Peach Fuzzer per iteration #63

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16 changes: 10 additions & 6 deletions test_tools/peach_fuzzer/peach_fuzzer.py
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Original file line number Diff line number Diff line change
Expand Up @@ -29,7 +29,9 @@ class PeachFuzzer:
peach_fuzzer_3_0_url = "https://sourceforge.net/projects/peachfuzz/files/Peach/3.0/" \
"peach-3.0.202-linux-x86_64-release.zip"
base_dir = posixpath.join(TestRun.TEST_RUN_DATA_PATH, "Fuzzy")
install_dir = "/var/tmp/peach_fuzzer"
peach_dir = "peach-3.0.202-linux-x86_64-release"
peach_bin = posixpath.join(install_dir, peach_dir, "peach")
xml_config_template = os.path.join(os.path.dirname(__file__), "config_template.xml")
xml_config_file = posixpath.join(base_dir, "fuzzerConfig.xml")
xml_namespace = "http://peachfuzzer.com/2012/Peach"
Expand Down Expand Up @@ -78,7 +80,9 @@ def generate_peach_fuzzer_parameters(cls, count: int):
TestRun.block("No Peach Fuzzer XML config needed to generate fuzzed values was found!")
remove(cls.fuzzy_output_file, force=True, ignore_errors=True)
TestRun.LOGGER.info(f"Generate {count} unique fuzzed values")
cmd = f"cd {cls.base_dir}; {cls.peach_dir}/peach --range 0,{count - 1} " \
# peach is run from base_dir because the XML config makes it write its output file to a
# path relative to the current working directory
cmd = f"cd {cls.base_dir}; {cls.peach_bin} --range 0,{count - 1} " \
f"--seed {random.randrange(2 ** 32)} {cls.xml_config_file} > " \
f"{cls.base_dir}/peachOutput.log"
TestRun.executor.run_expect_success(cmd)
Expand Down Expand Up @@ -155,12 +159,12 @@ def _install(cls):
"""
Install Peach Fuzzer on the DUT
"""
create_directory(cls.base_dir, True)
create_directory(cls.install_dir, True)
peach_archive = wget.download_file(
cls.peach_fuzzer_3_0_url, destination_dir=cls.base_dir
cls.peach_fuzzer_3_0_url, destination_dir=cls.install_dir
)
TestRun.executor.run_expect_success(
f'cd {cls.base_dir} && unzip -u "{peach_archive}"')
f'cd {cls.install_dir} && unzip -u "{peach_archive}"')
if cls._is_installed():
TestRun.LOGGER.info("Peach fuzzer installed successfully")
else:
Expand All @@ -173,9 +177,9 @@ def _is_installed(cls):
"""
if not cls._is_mono_installed():
TestRun.block("Mono is not installed, can't continue with Peach Fuzzer!")
if check_if_directory_exists(posixpath.join(cls.base_dir, cls.peach_dir)):
if check_if_directory_exists(posixpath.join(cls.install_dir, cls.peach_dir)):
return "Peach" in TestRun.executor.run(
f"cd {cls.base_dir} && {cls.peach_dir}/peach --version").stdout.strip()
f"{cls.peach_bin} --version").stdout.strip()
else:
return False

Expand Down
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