43 lines
787 B
Go
43 lines
787 B
Go
package workers
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import (
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"SynAck/internal/delivery"
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"SynAck/internal/services/decorators"
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"SynAck/internal/services/producers"
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"sync"
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)
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type Worker struct {
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Decorator decorators.DialerDecorator
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Delivery delivery.Delivery
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Producer producers.Producer
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}
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func (w Worker) ScanPorts(addr string, grt int) []int {
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tcp := w.Delivery.GetTcpNetwork()
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wg := sync.WaitGroup{}
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psChan := make(chan int, w.Producer.GetCountPorts())
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go w.Producer.WritePsToChan(psChan)
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var m sync.Mutex
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var result []int
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for i := 0; i < grt; i++ {
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wg.Add(1)
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go func() {
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defer wg.Done()
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for p := range psChan {
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dial := w.Decorator.DialPort(tcp, addr, p)
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if dial != 0 {
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m.Lock()
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result = append(result, dial)
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m.Unlock()
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}
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}
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}()
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}
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wg.Wait()
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return result
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}
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