nuclei/v2/internal/runner/proxy.go

64 lines
1.7 KiB
Go

package runner
import (
"bufio"
"fmt"
"net/url"
"os"
"strings"
"github.com/projectdiscovery/gologger"
"github.com/projectdiscovery/nuclei/v2/pkg/types"
errorutil "github.com/projectdiscovery/utils/errors"
fileutil "github.com/projectdiscovery/utils/file"
proxyutils "github.com/projectdiscovery/utils/proxy"
)
// loadProxyServers load list of proxy servers from file or comma seperated
func loadProxyServers(options *types.Options) error {
if len(options.Proxy) == 0 {
return nil
}
proxyList := []string{}
for _, p := range options.Proxy {
if fileutil.FileExists(p) {
file, err := os.Open(p)
if err != nil {
return fmt.Errorf("could not open proxy file: %w", err)
}
defer file.Close()
scanner := bufio.NewScanner(file)
for scanner.Scan() {
proxy := scanner.Text()
if strings.TrimSpace(proxy) == "" {
continue
}
proxyList = append(proxyList, proxy)
}
} else {
proxyList = append(proxyList, p)
}
}
aliveProxy, err := proxyutils.GetAnyAliveProxy(options.Timeout, proxyList...)
if err != nil {
return err
}
proxyURL, err := url.Parse(aliveProxy)
if err != nil {
return errorutil.WrapfWithNil(err, "failed to parse proxy got %v", err)
}
if options.ProxyInternal {
os.Setenv(types.HTTP_PROXY_ENV, proxyURL.String())
}
if proxyURL.Scheme == proxyutils.HTTP || proxyURL.Scheme == proxyutils.HTTPS {
types.ProxyURL = proxyURL.String()
types.ProxySocksURL = ""
gologger.Verbose().Msgf("Using %s as proxy server", proxyURL.String())
} else if proxyURL.Scheme == proxyutils.SOCKS5 {
types.ProxyURL = ""
types.ProxySocksURL = proxyURL.String()
gologger.Verbose().Msgf("Using %s as socket proxy server", proxyURL.String())
}
return nil
}