borg/scripts/glibc_check.py

64 lines
1.7 KiB
Python
Executable File

#!/usr/bin/env python3
"""
Check if all given binaries work with the given glibc version.
glibc_check.py 2.11 bin [bin ...]
rc = 0 means "yes", rc = 1 means "no".
"""
import re
import subprocess
import sys
verbose = True
objdump = "objdump -T %s"
glibc_re = re.compile(r'GLIBC_([0-9]\.[0-9]+)')
def parse_version(v):
major, minor = v.split('.')
return int(major), int(minor)
def format_version(version):
return "%d.%d" % version
def main():
given = parse_version(sys.argv[1])
filenames = sys.argv[2:]
overall_versions = set()
for filename in filenames:
try:
output = subprocess.check_output(objdump % filename, shell=True,
stderr=subprocess.STDOUT)
output = output.decode('utf-8')
versions = set(parse_version(match.group(1))
for match in glibc_re.finditer(output))
requires_glibc = max(versions)
overall_versions.add(requires_glibc)
if verbose:
print("%s %s" % (filename, format_version(requires_glibc)))
except subprocess.CalledProcessError as e:
if verbose:
print("%s errored." % filename)
wanted = max(overall_versions)
ok = given >= wanted
if verbose:
if ok:
print("The binaries work with the given glibc %s." %
format_version(given))
else:
print("The binaries do not work with the given glibc %s. "
"Minimum is: %s" % (format_version(given), format_version(wanted)))
return ok
if __name__ == '__main__':
ok = main()
sys.exit(0 if ok else 1)