pungi/contrib/yum-dnf-compare/pungi-compare-depsolving
Lubomír Sedlář 1d7617f783 gather: Avoid reading whole log into memory
There's no reason for reading the whole log of depsolving into memory
just to split it into lines and process one line at a time.

We can just as well read it in chunks.

Signed-off-by: Lubomír Sedlář <lsedlar@redhat.com>
2017-08-09 11:04:14 +02:00

64 lines
1.3 KiB
Python
Executable File

#!/usr/bin/python
from __future__ import print_function
import argparse
import os
import sys
here = sys.path[0]
if here != '/usr/bin':
# Git checkout
sys.path.insert(0, os.path.abspath(os.path.join(os.path.dirname(__file__), "..", "..")))
from kobo.rpmlib import parse_nvra, make_nvra
from pungi.wrappers.pungi import PungiWrapper
def read_rpms(fn):
pw = PungiWrapper()
with open(fn, "r") as f:
data = pw.get_packages(f)
result = set()
for i in data["rpm"]:
nvra = parse_nvra(i["path"])
result.add(make_nvra(nvra, add_rpm=True))
return result
parser = argparse.ArgumentParser()
parser.add_argument('old', metavar='OLD', default='pungi-yum.log')
parser.add_argument('new', metavar='NEW', default='pungi-dnf.log')
args = parser.parse_args()
yum_rpms = read_rpms(args.old)
dnf_rpms = read_rpms(args.new)
removed = yum_rpms - dnf_rpms
added = dnf_rpms - yum_rpms
print("ADDED: %s" % len(added))
for i in sorted(added):
print(" %s" % i)
print()
print("REMOVED: %s" % len(removed))
for i in sorted(removed):
print(" %s" % i)
print()
print("ADDED: %6s" % len(added))
print("REMOVED: %6s" % len(removed))
print("YUM RPMS: %6s" % len(yum_rpms))
print("DNF RPMS: %6s" % len(dnf_rpms))
print("ALL RPMS: %6s" % len(yum_rpms | dnf_rpms))
if added or removed:
sys.exit(1)