improve ux

Author: timon

script/arp-ssh.sh

@@ -3,8 +3,18 @@
 interface=$1
 
 if [[ -z "$interface" ]]; then
-  echo "Usage: arp-ssh enp10s0"
-  exit 1
+  # Use the ifconfig command to get network interface information
+  ifconfig_output=$(ifconfig)
+
+  # Use grep and awk to extract the name of the active interface
+  interface=$(ip -o link show | awk '$2 != "lo:" && $9 == "UP" {print $2}' | cut -d ":" -f 1)
+
+  if [[ -z "$interface" ]]; then
+    echo "Error: failed to auto-detect active network interface."
+    exit 1
+  fi
+
+  echo "Active network interface: $interface"
 fi
 
 # Scan the local network interface for devices

script/ssh-retry.sh

@@ -2,22 +2,21 @@
 
 # Check if IP address is provided as a command-line argument
 if [ -z "$1" ]; then
-    echo "Usage: $0 <ip_address>"
+    echo "Usage: ssh-retry <user>@<ip_address>"
     exit 1
 fi
 
 # Remote server details
 remote_host="$1"
-remote_user="root"
 remote_port="22"
 
 # SSH options
 ssh_options="-o ConnectTimeout=10"
 
 # Function to attempt SSH connection
 function try_ssh {
-    echo "Attempting SSH connection to $remote_user@$remote_host..."
-    ssh $ssh_options -p $remote_port $remote_user@$remote_host
+    echo "Attempting SSH connection to $remote_host..."
+    ssh $ssh_options -p $remote_port $remote_host
     exit_status=$?
     if [ $exit_status -eq 0 ]; then
         echo "SSH connection succeeded!"