dnf: add a patch for base-files installation failures

(From OE-Core rev: 742a1b71249f4da1c8d8e13e270b0eb6128a3f66)

Signed-off-by: Alexander Kanavin <alex.kanavin@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-devtools/dnf/dnf/0001-dnf-write-the-log-lock-to-root.patch

@@ -0,0 +1,29 @@
+From 5e07c16a506b19cbb107d5e99fca41d679b23b9a Mon Sep 17 00:00:00 2001
+From: Alexander Kanavin <alex.kanavin@gmail.com>
+Date: Tue, 28 Apr 2020 15:55:00 +0200
+Subject: [PATCH] dnf: write the log lock to root
+
+Writing it to /var/log appears to be racing with installation
+of base-files, and if lock is created first, base-files
+will refuse to install (due to the target directory
+already existing, and base-files creating it as a symlink).
+
+Upstream-Status: Inappropriate [oe-core specific]
+Signed-off-by: Alexander Kanavin <alex.kanavin@gmail.com>
+---
+ dnf/logging.py | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/dnf/logging.py b/dnf/logging.py
+index bd660470..a9d808b1 100644
+--- a/dnf/logging.py
++++ b/dnf/logging.py
+@@ -94,7 +94,7 @@ class MultiprocessRotatingFileHandler(logging.handlers.RotatingFileHandler):
+     def __init__(self, filename, mode='a', maxBytes=0, backupCount=0, encoding=None, delay=False):
+         super(MultiprocessRotatingFileHandler, self).__init__(
+             filename, mode, maxBytes, backupCount, encoding, delay)
+-        self.rotate_lock = dnf.lock.build_log_lock("/var/log/", True)
++        self.rotate_lock = dnf.lock.build_log_lock("/", True)
+ 
+     def emit(self, record):
+         while True:

meta/recipes-devtools/dnf/dnf_4.2.21.bb

@@ -14,6 +14,7 @@ SRC_URI = "git://github.com/rpm-software-management/dnf.git \
            file://0029-Do-not-set-PYTHON_INSTALL_DIR-by-running-python.patch \
            file://0030-Run-python-scripts-using-env.patch \
            file://0001-set-python-path-for-completion_helper.patch \
+           file://0001-dnf-write-the-log-lock-to-root.patch \
            "
 
 SRCREV = "864c381baabf024c299dca75abfda96139b8f583"