46 lines
1.3 KiB
Go
46 lines
1.3 KiB
Go
package pxndscvm
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import (
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"context"
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"errors"
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"fmt"
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"net"
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"strconv"
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"h12.io/socks"
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)
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func (s *Swamp) DialContext(ctx context.Context, network, addr string) (net.Conn, error) {
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return s.MysteryDialer(ctx, network, addr)
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}
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// MysteryDialer is a dialer function that will use a different proxy for every request.
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func (s *Swamp) MysteryDialer(ctx context.Context, network, addr string) (net.Conn, error) {
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var sock Proxy
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var socksString string
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var conn net.Conn
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var count int
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// pull down proxies from channel until we get a proxy good enough for our spoiled asses
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for {
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max := s.GetDialerBailout()
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if count > max {
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return nil, errors.New("giving up after " + strconv.Itoa(max) + " tries")
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}
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if err := ctx.Err(); err != nil {
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return nil, err
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}
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sock = s.GetAnySOCKS()
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s.dbgPrint("dialer trying: " + sock.Endpoint + "...")
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var err error
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socksString = fmt.Sprintf("socks%s://%s?timeout=%ss", sock.GetProto(), sock.Endpoint, s.GetTimeoutSecondsStr())
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dialSocks := socks.Dial(socksString)
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if conn, err = dialSocks(network, addr); err != nil {
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count++
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s.dbgPrint(ylw + "unable to reach [redacted] with " + socksString + ", cycling..." + rst)
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continue
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}
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break
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}
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s.dbgPrint(grn + "MysteryDialer using socks: " + socksString + rst)
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return conn, nil
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}
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