From 6778b18e8a3550eff78ba4b5a5eb160ad767590c Mon Sep 17 00:00:00 2001
From: Darren 'Tadgy' Austin <darren@afterdark.org.uk>
Date: Mon, 18 Nov 2019 16:57:48 +0000
Subject: Add VLAN configuration support to netconfig.

---
 netconfig | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

diff --git a/netconfig b/netconfig
index 533f9f4..f8f62f9 100644
--- a/netconfig
+++ b/netconfig
@@ -42,6 +42,13 @@ fi
 # =============================================================================
 
 # IPv4 config information for eth0:
+ENDFILE
+
+if [ -n "$VLAN" ]; then
+  echo "IFNAME[0]=\"eth0$VLAN\"" >>$RC
+fi
+
+/bin/cat << ENDFILE >> $RC
 IPADDR[0]="$RCIPCOPY"
 NETMASK[0]="$RCMASKCOPY"
 IPALIASES[0]=""
@@ -466,6 +473,29 @@ echo $HOSTNM.$DOMAIN > etc/HOSTNAME
 #  sed -i "s/^hostname=.*$/hostname=$HOSTNM/g" etc/NetworkManager/NetworkManager.conf
 #fi
 
+dialog --title "CONNECT VIA VLAN" --defaultno --yesno \
+"Some advanced networking set ups require a VLAN ID in order to \
+connect to the network.  Do you wish to configure a VLAN now? \n\n\
+Unless you are sure you require a VLAN, select 'No'." 8 68
+if [ $? = 0 ]; then
+  while true; do
+    dialog --title "VLAN ID" --cancel-label "Skip" --inputbox \
+      "Enter the VLAN ID used on this network." 8 45 2>$TMP/reply
+    if [ $? = 0 ]; then
+      if ! (($(cat $TMP/reply))) 2>/dev/null; then
+        dialog --title "VLAN ID" --ok-button "Back" --msgbox \
+          "That doesn't appear to be a valid VLAN ID." 5 46
+        continue
+      else
+        VLAN=".`cat $TMP/reply`"
+        break
+      fi
+    else
+      break
+    fi
+  done
+fi
+
 dialog --title "CONFIGURATION TYPE FOR '$HOSTNM.$DOMAIN'" \
 --default-item NetworkManager \
 --menu \
-- 
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