Call command between multiple servers.

xcall

#!/bin/bash
# Dependency: password-less SSH login
#

# Define server array (easily extensible)
servers=(
  "server-1"
  "server-2"
  "server-3"
)

# Check if command arguments are provided
if [ $# -eq 0 ]; then
  echo "Error: Please provide a command to execute" >&2
  exit 1
fi

# Execute command across all servers
for server in "${servers[@]}"; do
  echo "--------- $server ----------"
  
  # Execute remote command and handle errors
  if ssh "$server" "$*"; then
    echo "✓ Command executed successfully"
  else
    echo "✗ Command failed on server: $server" >&2
    # Uncomment below line to exit script on first failure
    # exit 1
  fi
done