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                package scan  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                import (  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    4
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                	"fmt"  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    5
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                	"net/http"  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    6
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                	"net/url"  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    8
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                	"github.com/chuckpreslar/emission"  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    9
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                	"github.com/pkg/errors"  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	"github.com/sirupsen/logrus"  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	"github.com/stefanoj3/dirstalk/pkg/dictionary"  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	"github.com/stefanoj3/dirstalk/pkg/scan/client"  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                )  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    15
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                // StartScan is a convenience method that wires together all the dependencies needed to start a scan  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                func StartScan(logger *logrus.Logger, eventManager *emission.Emitter, cnf *Config, u *url.URL) error { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	c, err := client.NewClientFromConfig(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		cnf.TimeoutInMilliseconds,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		cnf.Socks5Url,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		cnf.UserAgent,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		cnf.UseCookieJar,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		cnf.Cookies,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		cnf.Headers,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		u,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	if err != nil { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		return errors.Wrap(err, "failed to build client")  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	s := NewScanner(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		c,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		eventManager,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		logger,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	dict, err := dictionary.NewDictionaryFrom(cnf.DictionaryPath, c)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	if err != nil { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		return errors.Wrap(err, "failed to build dictionary")  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	r := NewReProcessor(eventManager, cnf.HTTPMethods, dict)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	eventManager.On(EventResultFound, r.ReProcess)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	eventManager.On(EventTargetProduced, s.AddTarget)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	eventManager.On(EventProducerFinished, s.Release)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	targetProducer := NewTargetProducer(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		eventManager,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		cnf.HTTPMethods,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		dict,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		cnf.ScanDepth,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	go targetProducer.Run()  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	logger.WithFields(logrus.Fields{ | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		"url":               u.String(),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		"threads":           cnf.Threads,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		"dictionary-length": len(dict),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		"scan-depth":        cnf.ScanDepth,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		"timeout":           cnf.TimeoutInMilliseconds,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		"socks5":            cnf.Socks5Url,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		"cookies":           strigifyCookies(cnf.Cookies),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		"cookie-jar":        cnf.UseCookieJar,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		"headers":           stringyfyHeaders(cnf.Headers),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		"user-agent":        cnf.UserAgent,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	}).Info("Starting scan") | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	s.Scan(u, cnf.Threads)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	logger.Info("Finished scan") | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	return nil  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                func strigifyCookies(cookies []*http.Cookie) string { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	result := ""  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	for _, cookie := range cookies { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		result += fmt.Sprintf("{%s=%s}", cookie.Name, cookie.Value) | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	return result  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                }  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                func stringyfyHeaders(headers map[string]string) string { | 
            
            
                                                        
            
                                    
            
            
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                	result := ""  | 
            
            
                                                        
            
                                    
            
            
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                	for name, value := range headers { | 
            
            
                                                        
            
                                    
            
            
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                		result += fmt.Sprintf("{%s:%s}", name, value) | 
            
            
                                                        
            
                                    
            
            
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                	}  | 
            
            
                                                        
            
                                    
            
            
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                	return result  | 
            
            
                                                        
            
                                    
            
            
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                }  | 
            
            
                                                        
            
                                    
            
            
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