diff --git a/testnet/configure_node.sh b/testnet/configure_node.sh
new file mode 100755
index 00000000..4740ce11
--- /dev/null
+++ b/testnet/configure_node.sh
@@ -0,0 +1,31 @@
+#!/bin/sh
+
+set -e
+
+# Set env variables for nomos-node.
+NET_NODE_KEY=$(./etc/nomos/register_node.sh)
+CONSENSUS_PRIV_KEY=$NET_NODE_KEY
+
+node_ids=$(etcdctl get "/node/" --prefix --keys-only)
+for node_id in $node_ids; do
+	node_key=$(etcdctl get "/config${node_id}/key" --print-value-only)
+	node_ip=$(etcdctl get "/config${node_id}/ip" --print-value-only)
+	node_multiaddr="/ip4/${node_ip}/tcp/3000"
+
+	if [ -z "$OVERLAY_NODES" ]; then
+		OVERLAY_NODES=$node_key
+		NET_INITIAL_PEERS=$node_multiaddr
+	else
+		OVERLAY_NODES="${OVERLAY_NODES},${node_key}"
+		NET_INITIAL_PEERS="${NET_INITIAL_PEERS},${node_multiaddr}"
+	fi
+done
+
+export CONSENSUS_PRIV_KEY \
+       OVERLAY_NODES \
+       NET_NODE_KEY \
+       NET_INITIAL_PEERS
+
+echo "I am a container ${HOSTNAME} node ${NET_NODE_KEY}"
+
+exec /usr/bin/nomos-node /etc/nomos/libp2p_config.yaml