From dc91d4b1f90192fb71aa73e8af85c338bda2882e Mon Sep 17 00:00:00 2001
From: Andreas Schneider <asn@cryptomilk.org>
Date: Tue, 5 Feb 2019 09:06:57 +0000
Subject: [PATCH] basic_install: If a static interface is already set up we are
 done

Signed-off-by: Andreas Schneider <asn@cryptomilk.org>
---
 automated install/basic-install.sh | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/automated install/basic-install.sh b/automated install/basic-install.sh
index 8666e70a..acf5b92d 100755
--- a/automated install/basic-install.sh	
+++ b/automated install/basic-install.sh	
@@ -873,6 +873,13 @@ setStaticIPv4() {
     # Local, named variables
     local IFCFG_FILE
     local CONNECTION_NAME
+
+    # If a static interface is already configured, we are done.
+    if [[ -r "/etc/sysconfig/network/ifcfg-${PIHOLE_INTERFACE}" ]]; then
+        if grep -q '^BOOTPROTO=.static.' "/etc/sysconfig/network/ifcfg-${PIHOLE_INTERFACE}"; then
+            return 0
+        fi
+    fi
     # For the Debian family, if dhcpcd.conf exists,
     if [[ -f "/etc/dhcpcd.conf" ]]; then
         # configure networking via dhcpcd