30 lines
1.0 KiB
Diff
30 lines
1.0 KiB
Diff
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From ec8644e42ec2e0d0f98ea1aee3859b2c510f0cc0 Mon Sep 17 00:00:00 2001
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From: chenhaixing <chenhaixing@huawei.com>
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Date: Sat, 4 Jun 2022 17:49:53 +0800
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Subject: [PATCH] verify-parameter
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---
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dnf/lock.py | 7 ++++++-
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1 file changed, 6 insertions(+), 1 deletion(-)
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diff --git a/dnf/lock.py b/dnf/lock.py
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index ab05a3b..12378ec 100644
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--- a/dnf/lock.py
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+++ b/dnf/lock.py
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@@ -116,7 +116,12 @@ class ProcessLock(object):
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return pid
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try:
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- with open('/proc/%d/status' % old_pid) as f:
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+ old_pid_path = f'/proc/{old_pid}/status'
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+ true_old_pid_path = os.path.realpath(old_pid_path)
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+ if not true_old_pid_path.startswith("/proc/"):
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+ return old_pid
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+
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+ with open(true_old_pid_path) as f:
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if not re.findall(r'Name:(.*)(dnf|yum)', f.read(), re.I):
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os.write(fd, str(pid).encode('utf-8'))
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return pid
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--
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2.27.0
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