distro/aliyun: abstract install function

Signed-off-by: Philip Li <[email protected]>

distro/aliyun

@@ -6,6 +6,13 @@ shopt -s nullglob
 . $LKP_SRC/distro/common
 . $LKP_SRC/lib/debug.sh
 
+install()
+{
+	local pkg="$1"
+
+	rpm --quiet --query "$pkg" || $LKP_SRC/distro/installer/$DISTRO "$pkg"
+}
+
 distro_install_depends()
 {
 	local script
@@ -27,7 +34,7 @@ distro_install_depends()
 
 	for pkg in $packages
 	do
-		rpm --quiet --query $pkg || $LKP_SRC/distro/installer/$DISTRO $pkg
+		install $pkg
 	done
 }
 
@@ -111,9 +118,11 @@ install_gcc7()
 		wget -O /tmp/centos-release-scl-rh-2-3.el7.centos.noarch.rpm https://rpmfind.net/linux/centos/7/extras/x86_64/Packages/centos-release-scl-rh-2-3.el7.centos.noarch.rpm
 		rpm -ivh --ignoresize /tmp/centos-release-scl-rh-2-3.el7.centos.noarch.rpm
 	else
-		$LKP_SRC/distro/installer/$DISTRO centos-release-scl-rh
+		install centos-release-scl-rh
 	fi
+
 	$LKP_SRC/distro/installer/$DISTRO "devtoolset-7-gcc*"
+
 	source /opt/rh/devtoolset-7/enable
 }
 
@@ -122,7 +131,7 @@ download_ocfs2_tools()
 	local pkgs=$1
 
 	mkdir -p /opt/rpms
-	$LKP_SRC/distro/installer/$DISTRO wget
+	install wget
 
 	wget -nc -P /opt/rpms https://yum.oracle.com/repo/OracleLinux/OL7/latest/x86_64/getPackage/ocfs2-tools-1.8.6-11.el7.x86_64.rpm