From cd263549455ada3e812c0c9b1b3d4c18c9af5641 Mon Sep 17 00:00:00 2001
From: Vladimir Lushnikov <vladimir@solidninja.is>
Date: Sat, 7 Apr 2018 22:25:55 +0100
Subject: [PATCH] Problem: Unable to use pkg.install with Salt in dom0 when
 using UpdateVM that has only yum due to incorrect options passed by Salt
 assuming dnf presence

Solution: Filter out invalid yum options when dnf is not found in UpdateVM

Fixes QubesOS/qubes-issues#2223
---
 misc/qubes-download-dom0-updates.sh | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/misc/qubes-download-dom0-updates.sh b/misc/qubes-download-dom0-updates.sh
index d5a36c4..4abe8b2 100755
--- a/misc/qubes-download-dom0-updates.sh
+++ b/misc/qubes-download-dom0-updates.sh
@@ -53,6 +53,9 @@ fi
 YUM="yum"
 if type dnf >/dev/null 2>&1; then
     YUM="dnf --best --allowerasing --noplugins"
+else
+    # salt in dom0 thinks it's using dnf but we only have yum so need to remove extra options
+    OPTS="${OPTS/--best --allowerasing/}"
 fi
 
 if ! [ -d "$DOM0_UPDATES_DIR" ]; then