Create 90-dns_set.sh

transmission/rootfs/etc/cont-init.d/90-dns_set.sh

@@ -0,0 +1,28 @@
+#!/usr/bin/with-contenv bashio
+
+###############
+# DNS SETTING #
+###############
+
+# Avoid usage of local dns such as adguard home or pihole\n"
+
+if bashio::config.has_value 'DNS_server'; then
+    # Define variables 
+    DNSSERVER=$(bashio::config 'DNS_server')
+    DNS=""
+    DNSLIST=""
+
+    # Get DNS servers
+    for server in ${DNSSERVER//,/ }  # Separate comma separated values
+      do
+        DNS="${DNS}nameserver $server\n"
+        DNSLIST="$server $DNSLIST"
+      done
+
+    # Write resolv.conf
+    printf "${DNS}" > /etc/resolv.conf
+    chmod 644 /etc/resolv.conf
+    bashio::log.info "DNS SERVERS set to $DNSLIST"
+else
+    bashio::log.info "DNS Servers option empty. Using default router (or HA) dns servers."
+fi