test

.templates/90-dns_set.sh

@@ -0,0 +1,43 @@
+#!/usr/bin/with-contenv bashio
+# shellcheck shell=bash
+set -e
+
+###############
+# 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
+    # shellcheck disable=SC2086
+    for server in ${DNSSERVER//,/ }; do # Separate comma separated values
+        # Only add DNS if successful
+        if ping -c 1 "$server" &> /dev/null; then
+            DNS="${DNS}nameserver $server\n"
+            DNSLIST="$server $DNSLIST"
+        else
+            bashio::log.warning "DNS $server was requested but can't be pinged. It won't be used"
+        fi
+    done
+
+    # Only add DNS if there are DNS set
+    # shellcheck disable=SC2236
+    if [[ -n "${DNS:-}" ]]; then
+        # Write resolv.conf
+        # shellcheck disable=SC2059
+        printf "${DNS}" > /etc/resolv.conf
+        chmod 644 /etc/resolv.conf
+        bashio::log.info "DNS SERVERS set to $DNSLIST"
+    else
+        bashio::log.warning "No valid DNS were found. Using default router (or HA) dns servers."
+    fi
+
+else
+    bashio::log.info "DNS Servers option empty. Using default router (or HA) dns servers."
+fi