Update dnsf_install.sh

dnsf_install.sh

@@ -1,3 +1,12 @@
+#!/bin/bash
+set -e
+dir=$(dirname "$0")
+echo $dir
+cd $dir
 apt update
 apt install -y python3-bpfcc python3-pip bpfcc-tools ipset
 pip install --break-system-packages dnslib psutil
+sudo mkdir -p /etc/dnsf/
+sudo mv ./dnsf.service /etc/systemd/system
+sudo mv ./ /etc/dnsf/
+sudo systemctl enable dnsf.service