dcavalca / rpms / dnf

Forked from rpms/dnf 2 years ago
Clone

Blame SOURCES/0003-Pass-the-package-to-rpmkeys-stdin.patch

239748
From 134b095b0833956cadfc02a9a1e7ca1344cd5aaa Mon Sep 17 00:00:00 2001
239748
From: Demi Marie Obenour <demi@invisiblethingslab.com>
239748
Date: Tue, 27 Apr 2021 21:07:19 -0400
239748
Subject: [PATCH] Pass the package to rpmkeys stdin
239748
239748
This avoids having to compute the expected stdout value, which will
239748
always be the constant "-: digests signatures OK\n".
239748
---
239748
 dnf/rpm/miscutils.py | 10 ++++++----
239748
 1 file changed, 6 insertions(+), 4 deletions(-)
239748
239748
diff --git a/dnf/rpm/miscutils.py b/dnf/rpm/miscutils.py
239748
index 7e33d4c..5f2621c 100644
239748
--- a/dnf/rpm/miscutils.py
239748
+++ b/dnf/rpm/miscutils.py
239748
@@ -29,7 +29,8 @@ from shutil import which
239748
 logger = logging.getLogger('dnf')
239748
 
239748
 
239748
-def _verifyPkgUsingRpmkeys(package, installroot):
239748
+def _verifyPkgUsingRpmkeys(package, installroot, fdno):
239748
+    os.lseek(fdno, 0, os.SEEK_SET)
239748
     rpmkeys_binary = '/usr/bin/rpmkeys'
239748
     if not os.path.isfile(rpmkeys_binary):
239748
         rpmkeys_binary = which("rpmkeys")
239748
@@ -40,15 +41,16 @@ def _verifyPkgUsingRpmkeys(package, installroot):
239748
         logger.critical(_('Cannot find rpmkeys executable to verify signatures.'))
239748
         return 0
239748
 
239748
-    args = ('rpmkeys', '--checksig', '--root', installroot, '--define', '_pkgverify_level all', '--', package)
239748
+    args = ('rpmkeys', '--checksig', '--root', installroot, '--define', '_pkgverify_level all', '-')
239748
     with subprocess.Popen(
239748
             args=args,
239748
             executable=rpmkeys_binary,
239748
             env={'LC_ALL': 'C'},
239748
+            stdin=fdno,
239748
             stdout=subprocess.PIPE,
239748
             cwd='/') as p:
239748
         data, err = p.communicate()
239748
-    if p.returncode != 0 or data != (package.encode('ascii', 'strict') + b': digests signatures OK\n'):
239748
+    if p.returncode != 0 or data != b'-: digests signatures OK\n':
239748
         return 0
239748
     else:
239748
         return 1
239748
@@ -85,7 +87,7 @@ def checkSig(ts, package):
239748
 
239748
             if siginfo == '(none)':
239748
                 value = 4
239748
-            elif "Key ID" in siginfo and _verifyPkgUsingRpmkeys(package, ts.ts.rootDir):
239748
+            elif "Key ID" in siginfo and _verifyPkgUsingRpmkeys(package, ts.ts.rootDir, fdno):
239748
                 value = 0
239748
             else:
239748
                 raise ValueError('Unexpected return value %r from hdr.sprintf when checking signature.' % siginfo)
239748
--
239748
libgit2 1.0.1
239748