Sergey Vilgelm SVilgelm

## examples.md

      
              2 files
            
          
              0 forks
            
          
              0 comments
            
          
              1 star
            
          
                SVilgelm
                / examples.md
            
            
              Last active
              July 22, 2019 13:16
            
              
                Shell sanitizing, quoting parameters
              
          
  Old code
  exec_cmd('ping {ip}'.format(ip=ip))
  Rewritten code
  exec_cmd(format_cmd('ping {ip}', ip=ip))
  Examples
  format_cmd('ping {ip}', ip="$(rm -rf /)")
$ ping '$(rm -rf /)'
ping: cannot resolve $(rm -rf /): Unknown host 


## main.go
package main

import (
	"context"
	"errors"
	"fmt"
	"os/signal"
	"syscall"
	"time"
	package main

	import (
	"context"
	"errors"
	"fmt"
	"os/signal"
	"syscall"
	"time"