wsdd2: run init script through shellcheck

Signed-off-by: Rosen Penev <rosenp@gmail.com>

net/wsdd2/Makefile

@@ -1,7 +1,7 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=wsdd2
-PKG_RELEASE:=5
+PKG_RELEASE:=6
 
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_URL:=https://github.com/Andy2244/wsdd2.git

net/wsdd2/files/wsdd2.init

@@ -5,8 +5,8 @@ USE_PROCD=1
 
 SMB_CONF=""
 BIND_IF_PARM=""
-NB_PARM=""
-WG_PARM=""
+NB_PARM="$(cat /proc/sys/kernel/hostname)"
+WG_PARM="WORKGROUP"
 BI_PARM=""
 
 start_service() {
@@ -17,67 +17,61 @@ start_service() {
 		SMB_CONF="/etc/ksmbd/smb.conf"
 	fi
 
-	if [ -e /etc/samba/smb.conf ]; then
+	[ -e /etc/samba/smb.conf ] && {
 		if [ -e /etc/init.d/samba4 ] && /etc/init.d/samba4 running; then
 			SMB_CONF="/etc/samba/smb.conf"
 		elif [ -e /etc/init.d/samba ] && /etc/init.d/samba running; then
 			SMB_CONF="/etc/samba/smb.conf"
 		fi
-	fi
-	
-	if [ -z "$SMB_CONF" ]; then
+	}
+
+	[ -z "$SMB_CONF" ] && {
 		logger -p daemon.error -t 'wsdd2' "samba36/4 or ksmbd is not running, can't start wsdd2!"
 		exit 1
-	fi
-	
+	}
+
 	local nb_name
 	nb_name="$(grep -i 'netbios name' $SMB_CONF | awk -F'=' '{print $2}' | tr -d ' \n')"
-	if [ -n "$nb_name" ]; then
-		NB_PARM="-N $nb_name"
-	else
-		local hostname
-		hostname="$(cat /proc/sys/kernel/hostname)"
-		NB_PARM="-N $hostname"
-	fi
+	[ -n "$nb_name" ] && NB_PARM="$nb_name"
 
 	local wg_name
 	wg_name="$(grep -i 'workgroup' $SMB_CONF | awk -F'=' '{print $2}' | tr -d ' \n')"
-	if [ -n "$wg_name" ]; then
-		WG_PARM="-G $wg_name"
-	else
-		WG_PARM="-G WORKGROUP"
-	fi
+	[ -n "$wg_name" ] && WG_PARM="$wg_name"
 
 	# resolve lan interface (BUG: No multi-interface binds atm)
 	local ifname
-	if network_get_device ifname lan; then
-		BIND_IF_PARM="-i $ifname"
-	fi
+	network_get_device ifname lan
 
 	local board_vendor
 	local board_model
 	local board_sku
 
-	if [ -e /tmp/sysinfo/board_name ]; then
-		board_vendor="$(cat /tmp/sysinfo/board_name | awk -F',' '{print $1}' | tr ' ' '_' | tr -d ' \n')"
-		board_sku="$(cat /tmp/sysinfo/board_name | awk -F',' '{print $2}' | tr ' ' '_' | tr -d ' \n')"
-	fi
-	if [ -e /tmp/sysinfo/model ]; then
-		board_model="$(cat /tmp/sysinfo/model | tr ' ' '_' | tr -d ' \n')"
-	fi
-	if [ -n "$board_vendor" ] && [ -n "$board_model" ]; then
+	[ -e /tmp/sysinfo/board_name ] && {
+		board_vendor="$(awk -F',' '{print $1}' /tmp/sysinfo/board_name | tr ' ' '_' | tr -d ' \n')"
+		board_sku="$(awk -F',' '{print $2}' /tmp/sysinfo/board_name | tr ' ' '_' | tr -d ' \n')"
+	}
+
+	[ -e /tmp/sysinfo/model ] && {
+		board_model="$(awk -F':' '{print $1}' /tmp/sysinfo/model | tr ' ' '_' | tr -d ' \n')"
+	}
+
+	[ -n "$board_vendor" ] && [ -n "$board_model" ] && {
 		if [ -n "$board_sku" ]; then
-			BI_PARM="-b vendor:$board_vendor,model:$board_model,sku:$board_sku"
+			BI_PARM="vendor:$board_vendor,model:$board_model,sku:$board_sku"
 		else
-			BI_PARM="-b vendor:$board_vendor,model:$board_model"
+			BI_PARM="vendor:$board_vendor,model:$board_model"
 		fi
-	fi
+	}
 
 	procd_open_instance
-    procd_set_param command /usr/bin/wsdd2 -w $BIND_IF_PARM $NB_PARM $WG_PARM $BI_PARM
-    procd_set_param respawn
-    procd_set_param file $SMB_CONF
-    procd_close_instance
+	procd_set_param command /usr/bin/wsdd2
+	[ -n "$ifname" ] && procd_append_param command -i "$ifname"
+	procd_append_param command -N "$NB_PARM"
+	procd_append_param command -G "$WG_PARM"
+	procd_append_param command -b "$BI_PARM"
+	procd_set_param respawn
+	procd_set_param file "$SMB_CONF"
+	procd_close_instance
 }
 
 service_triggers() {