Курнат Андрей
52 lines
1.0 KiB
Go
52 lines
1.0 KiB
Go
package scanners
|
|
|
|
import (
|
|
"fmt"
|
|
"time"
|
|
|
|
"github.com/dutchcoders/go-clamd"
|
|
)
|
|
|
|
// NewClamAV returns a Scanner talking to clamAV via socket
|
|
func NewClamAV(socket string, timeout time.Duration) (*ClamAV, error) {
|
|
c := clamd.NewClamd(socket)
|
|
|
|
if err := c.Ping(); err != nil {
|
|
return nil, fmt.Errorf("%w: %w", ErrScannerNotReachable, err)
|
|
}
|
|
|
|
return &ClamAV{
|
|
clamd: clamd.NewClamd(socket),
|
|
timeout: timeout,
|
|
}, nil
|
|
}
|
|
|
|
// ClamAV is a Scanner based on clamav
|
|
type ClamAV struct {
|
|
clamd *clamd.Clamd
|
|
timeout time.Duration
|
|
}
|
|
|
|
// Scan to fulfill Scanner interface
|
|
func (s ClamAV) Scan(in Input) (Result, error) {
|
|
abort := make(chan bool, 1)
|
|
defer close(abort)
|
|
|
|
ch, err := s.clamd.ScanStream(in.Body, abort)
|
|
if err != nil {
|
|
return Result{}, err
|
|
}
|
|
|
|
select {
|
|
case <-time.After(s.timeout):
|
|
abort <- true
|
|
return Result{}, fmt.Errorf("%w: %s", ErrScanTimeout, in.Url)
|
|
case s := <-ch:
|
|
return Result{
|
|
Infected: s.Status == clamd.RES_FOUND,
|
|
Description: s.Description,
|
|
ScanTime: time.Now(),
|
|
}, nil
|
|
}
|
|
}
|