nuclei/v2/internal/collaborator/collaborator.go

73 lines
2.0 KiB
Go

package collaborator
import (
"strings"
"sync"
"time"
"github.com/projectdiscovery/collaborator"
)
var (
// PollSeconds is the seconds to poll at.
PollSeconds = 5
// DefaultMaxBufferLimit is the default request buffer limit
DefaultMaxBufferLimit = 150
// DefaultPollInterval is the default poll interval for burp collabortor polling.
DefaultPollInterval time.Duration = time.Second * time.Duration(PollSeconds)
// DefaultCollaborator is the default burp collaborator instance
DefaultCollaborator = &Collaborator{Collab: collaborator.NewBurpCollaborator()}
)
// Collaborator is a client for recording burp collaborator interactions
type Collaborator struct {
sync.RWMutex
options *Options // unused
Collab *collaborator.BurpCollaborator
}
// Options contains configuration options for collaborator client
type Options struct {
BIID string
PollInterval time.Duration
MaxBufferLimit int
}
// New creates a new collaborator client
func New(options *Options) *Collaborator {
collab := collaborator.NewBurpCollaborator()
collab.AddBIID(options.BIID)
collab.MaxBufferLimit = options.MaxBufferLimit
return &Collaborator{Collab: collab, options: options}
}
// Poll initiates collaborator polling if any BIIDs were provided
func (b *Collaborator) Poll() {
// if no valid biids were provided just return
if len(b.Collab.BIIDs) > 0 {
go b.Collab.PollEach(DefaultPollInterval)
}
}
// Has checks if a collabrator hit was found for a URL
func (b *Collaborator) Has(s string) bool {
for _, r := range b.Collab.RespBuffer {
for i := 0; i < len(r.Responses); i++ {
// search in dns - http - smtp
b.RLock()
found := strings.Contains(r.Responses[i].Data.RawRequestDecoded, s) ||
strings.Contains(r.Responses[i].Data.RequestDecoded, s) ||
strings.Contains(r.Responses[i].Data.MessageDecoded, s)
b.RUnlock()
if found {
b.Lock()
r.Responses = append(r.Responses[:i], r.Responses[i+1:]...)
b.Unlock()
return true
}
}
}
return false
}