allows DHCP server setup with env vars

Signed-off-by: Ignacio Serrano <ignic@ignic.com>

bash_functions.sh

@@ -332,3 +332,19 @@ setup_admin_email() {
       pihole -a -e "$EMAIL"
   fi
 }
+
+setup_dhcp() {
+  if [ -z "${DHCP_START}" ] || [ -z "${DHCP_END}" ] || [ -z "${DHCP_ROUTER}" ]; then
+    echo "ERROR: Won't enable DHCP server because mandatory Environment variables are missing: DHCP_START, DHCP_END and/or DHCP_ROUTER"
+    change_setting "DHCP_ACTIVE" "false"
+  else
+    change_setting "DHCP_ACTIVE" "${DHCP_ACTIVE}"
+    change_setting "DHCP_START" "${DHCP_START}"
+    change_setting "DHCP_END" "${DHCP_END}"
+    change_setting "DHCP_ROUTER" "${DHCP_ROUTER}"
+    change_setting "DHCP_LEASETIME" "${DHCP_LEASETIME}"
+    change_setting "PIHOLE_DOMAIN" "${PIHOLE_DOMAIN}"
+    change_setting "DHCP_IPv6" "${DHCP_IPv6}"
+    change_setting "DHCP_rapid_commit" "${DHCP_rapid_commit}"
+  fi
+}

start.sh

@@ -30,6 +30,14 @@ export ADMIN_EMAIL
 export WEBUIBOXEDLAYOUT
 export QUERY_LOGGING
 export PIHOLE_DNS_
+export DHCP_ACTIVE
+export DHCP_START
+export DHCP_END
+export DHCP_ROUTER
+export DHCP_LEASETIME
+export PIHOLE_DOMAIN
+export DHCP_IPv6
+export DHCP_rapid_commit
 
 export adlistFile='/etc/pihole/adlists.list'
 
@@ -118,6 +126,8 @@ else
     fi
 fi
 
+[[ -n "${DHCP_ACTIVE}" && ${DHCP_ACTIVE} == "true" ]] && echo "Setting DHCP server" && setup_dhcp
+
 setup_web_port "$WEB_PORT"
 setup_web_password "$WEBPASSWORD"
 setup_temp_unit "$TEMPERATUREUNIT"