1 files changed, 39 insertions, 0 deletions
diff --git a/etc/config.docker b/etc/config.docker
new file mode 100644
index 0000000..d239dba
--- /dev/null
+++ b/etc/config.docker
@@ -0,0 +1,39 @@
+-- Refer to manual: https://knot-resolver.readthedocs.io/en/latest/daemon.html#configuration
+
+-- Listen on all interfaces (localhost would not work in Docker)
+net.listen('0.0.0.0')
+net.listen('0.0.0.0', 853, {tls=true})
+
+-- Auto-maintain root TA
+trust_anchors.file = '/etc/knot-resolver/root.keys'
+
+-- Load Useful modules
+modules = {
+	'stats',    -- Track internal statistics
+	-- Load HTTP module with defaults
+	http = {
+		host = '0.0.0.0',
+		port = 8053,
+	},
+}
+
+-- Smaller cache size
+cache.size = 10 * MB
+
+function print_help()
+	print('\nUsage\n'
+	   .. '=====\n'
+	   .. 'Run this container using command:\n'
+	   .. '$ docker run -Pti cznic/knot-resolver\n'
+	   .. '\n'
+	   .. 'Docker will map ports 53, 853, and 8053 to some other numbers, see\n'
+	   .. '$ docker ps\n'
+	   .. '(column PORTS)\n'
+	   .. '53   -> DNS protocol over UDP and TCP\n'
+	   .. '853  -> DNS-over-TLS protocol\n'
+	   .. '8053 -> web interface\n'
+	   .. '\n'
+	   .. 'For verbose logging enter following command to prompt below:\n'
+	   .. 'verbose(true)\n')
+end
+print_help()