forked from gophish/gophish
/
worker.go
200 lines (192 loc) · 4.8 KB
/
worker.go
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package worker
import (
"bytes"
"errors"
"log"
"net/mail"
"net/smtp"
"os"
"strings"
"text/template"
"github.com/gophish/gophish/models"
"github.com/jordan-wright/email"
)
// Logger is the logger for the worker
var Logger = log.New(os.Stdout, " ", log.Ldate|log.Ltime|log.Lshortfile)
// Worker is the background worker that handles watching for new campaigns and sending emails appropriately.
type Worker struct {
Queue chan *models.Campaign
}
// New creates a new worker object to handle the creation of campaigns
func New() *Worker {
return &Worker{
Queue: make(chan *models.Campaign),
}
}
// Start launches the worker to monitor the database for any jobs.
// If a job is found, it launches the job
func (w *Worker) Start() {
Logger.Println("Background Worker Started Successfully - Waiting for Campaigns")
for {
processCampaign(<-w.Queue)
}
}
func processCampaign(c *models.Campaign) {
Logger.Printf("Worker received: %s", c.Name)
err := c.UpdateStatus(models.CAMPAIGN_IN_PROGRESS)
if err != nil {
Logger.Println(err)
}
e := email.Email{
Subject: c.Template.Subject,
From: c.SMTP.FromAddress,
}
var auth smtp.Auth
if c.SMTP.Username != "" && c.SMTP.Password != "" {
auth = smtp.PlainAuth("", c.SMTP.Username, c.SMTP.Password, strings.Split(c.SMTP.Host, ":")[0])
}
f, err := mail.ParseAddress(c.SMTP.FromAddress)
if err != nil {
Logger.Println(err)
}
ft := f.Name
if ft == "" {
ft = f.Address
}
for _, t := range c.Results {
td := struct {
models.Result
URL string
TrackingURL string
Tracker string
From string
}{
t,
c.URL + "?rid=" + t.RId,
c.URL + "/track?rid=" + t.RId,
"<img src='" + c.URL + "/track?rid=" + t.RId + "'/>",
ft,
}
// Parse the templates
var subjBuff bytes.Buffer
var htmlBuff bytes.Buffer
var textBuff bytes.Buffer
tmpl, err := template.New("html_template").Parse(c.Template.HTML)
if err != nil {
Logger.Println(err)
}
err = tmpl.Execute(&htmlBuff, td)
if err != nil {
Logger.Println(err)
}
e.HTML = htmlBuff.Bytes()
tmpl, err = template.New("text_template").Parse(c.Template.Text)
if err != nil {
Logger.Println(err)
}
err = tmpl.Execute(&textBuff, td)
if err != nil {
Logger.Println(err)
}
e.Text = textBuff.Bytes()
tmpl, err = template.New("text_template").Parse(c.Template.Subject)
if err != nil {
Logger.Println(err)
}
err = tmpl.Execute(&subjBuff, td)
if err != nil {
Logger.Println(err)
}
e.Subject = string(subjBuff.Bytes())
Logger.Println("Creating email using template")
e.To = []string{t.Email}
Logger.Printf("Sending Email to %s\n", t.Email)
err = e.Send(c.SMTP.Host, auth)
if err != nil {
Logger.Println(err)
err = t.UpdateStatus(models.ERROR)
if err != nil {
Logger.Println(err)
}
err = c.AddEvent(models.Event{Email: t.Email, Message: models.EVENT_SENDING_ERROR})
if err != nil {
Logger.Println(err)
}
} else {
err = t.UpdateStatus(models.EVENT_SENT)
if err != nil {
Logger.Println(err)
}
err = c.AddEvent(models.Event{Email: t.Email, Message: models.EVENT_SENT})
if err != nil {
Logger.Println(err)
}
}
}
err = c.UpdateStatus(models.CAMPAIGN_EMAILS_SENT)
if err != nil {
Logger.Println(err)
}
}
func SendTestEmail(s *models.SendTestEmailRequest) error {
e := email.Email{
Subject: s.Template.Subject,
From: s.SMTP.FromAddress,
}
var auth smtp.Auth
if s.SMTP.Username != "" && s.SMTP.Password != "" {
auth = smtp.PlainAuth("", s.SMTP.Username, s.SMTP.Password, strings.Split(s.SMTP.Host, ":")[0])
}
f, err := mail.ParseAddress(s.SMTP.FromAddress)
if err != nil {
Logger.Println(err)
return err
}
ft := f.Name
if ft == "" {
ft = f.Address
}
Logger.Println("Creating email using template")
// Parse the templates
var subjBuff bytes.Buffer
var htmlBuff bytes.Buffer
var textBuff bytes.Buffer
tmpl, err := template.New("html_template").Parse(s.Template.HTML)
if err != nil {
Logger.Println(err)
}
err = tmpl.Execute(&htmlBuff, s)
if err != nil {
Logger.Println(err)
}
e.HTML = htmlBuff.Bytes()
tmpl, err = template.New("text_template").Parse(s.Template.Text)
if err != nil {
Logger.Println(err)
}
err = tmpl.Execute(&textBuff, s)
if err != nil {
Logger.Println(err)
}
e.Text = textBuff.Bytes()
tmpl, err = template.New("text_template").Parse(s.Template.Subject)
if err != nil {
Logger.Println(err)
}
err = tmpl.Execute(&subjBuff, s)
if err != nil {
Logger.Println(err)
}
e.Subject = string(subjBuff.Bytes())
e.To = []string{s.Email}
Logger.Printf("Sending Email to %s\n", s.Email)
err = e.Send(s.SMTP.Host, auth)
if err != nil {
Logger.Println(err)
// For now, let's split the error and return
// the last element (the most descriptive error message)
serr := strings.Split(err.Error(), ":")
return errors.New(serr[len(serr)-1])
}
return err
}