From 5ea4e7a066932ce8d12aa97b4192fddc297fc7fb Mon Sep 17 00:00:00 2001
From: Pavlo Shchelokovskyy <shchelokovskyy@gmail.com>
Date: Tue, 6 Dec 2016 14:06:47 +0000
Subject: [PATCH] Add support for dnf as package manager

try to use it first and fall back to yum when not present.

Change-Id: I0001eb4b5ac2ea6deedef9548b2f51cd1adc38f3
Closes-Bug: #1585758
---
 releasenotes/notes/dnf-support-413762b0af2887bc.yaml | 5 +++++
 scripts/install-deps.sh                              | 5 +++--
 2 files changed, 8 insertions(+), 2 deletions(-)
 create mode 100644 releasenotes/notes/dnf-support-413762b0af2887bc.yaml

diff --git a/releasenotes/notes/dnf-support-413762b0af2887bc.yaml b/releasenotes/notes/dnf-support-413762b0af2887bc.yaml
new file mode 100644
index 000000000..414c90e84
--- /dev/null
+++ b/releasenotes/notes/dnf-support-413762b0af2887bc.yaml
@@ -0,0 +1,5 @@
+---
+features:
+  - bifrost now supports ``dnf`` as package manager on RedHat-based distros.
+    It tries to use it by default and falls back to ``yum`` when ``dnf`` is
+    not available.
diff --git a/scripts/install-deps.sh b/scripts/install-deps.sh
index a2fdd158e..82813e7f9 100644
--- a/scripts/install-deps.sh
+++ b/scripts/install-deps.sh
@@ -48,9 +48,10 @@ elif [ -x '/usr/bin/apt-get' ]; then
               [wget]=wget
             )
     EXTRA_PKG_DEPS=()
-elif [ -x '/usr/bin/yum' ]; then
+elif [ -x '/usr/bin/dnf' ] || [ -x '/usr/bin/yum' ]; then
     OS_FAMILY="RedHat"
-    INSTALLER_CMD="sudo -H yum -y install"
+    PKG_MANAGER=$(which dnf || which yum)
+    INSTALLER_CMD="sudo -H ${PKG_MANAGER} -y install"
     CHECK_CMD="rpm -q"
     PKG_MAP=(
         [gcc]=gcc