How to use check method of imap Package

Best Venom code snippet using imap.check

mail_provider_imap.go

Source:mail_provider_imap.go Github

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...31}32// CheckNewMessage gets new email from server33func (m *MailProviderImap) CheckNewMessage(handler MailHandler) error {34 m.log.Debug("MailProviderImap.CheckNewMessage")35 if err := m.checkConnection(); err != nil {36 return errors.Wrap(err, "checkConnection with imap server")37 }38 mbox, err := m.selectMailBox()39 if err != nil {40 return errors.Wrap(err, "select mailbox")41 }42 validity, uidnext := mbox.UidValidity, mbox.UidNext43 seqset := &imap.SeqSet{}44 next, err := m.cache.GetNextUID(validity)45 if err == ErrEmptyUID {46 m.log.Debug("MailProviderImap.CheckNewMessage: ErrEmptyUID search unread messages")47 criteria := &imap.SearchCriteria{48 WithoutFlags: []string{imap.SeenFlag},49 }50 uid, err := m.imapClient.UidSearch(criteria)51 if err != nil {52 m.log.Debug("MailProviderImap.CheckNewMessage: Error UIDSearch")53 return errors.Wrapf(err, "imap UIDSearch %v", criteria)54 }55 if len(uid) == 0 {56 m.log.Debug("MailProviderImap.CheckNewMessage: No new messages")57 return nil58 }59 m.log.Debugf("MailProviderImap.CheckNewMessage: found %v uid", len(uid))60 seqset.AddNum(uid...)61 } else if err != nil {62 return errors.Wrap(err, "GetNextUID")63 } else {64 if uidnext > next {65 m.log.Debug("MailProviderImap.CheckNewMessage: Add Range UID", uidnext, next)66 seqset.AddRange(next, uidnext)67 } else if uidnext < next {68 // reset cache69 m.cache.SaveNextUID(0, 0)70 return errors.New("Cache error mailbox.next < cache.next")71 } else if uidnext == next {72 m.log.Debug("MailProviderImap.CheckNewMessage: No new messages")73 return nil74 }75 }76 messages := make(chan *imap.Message)77 done := make(chan error, 1)78 go func() {79 done <- m.imapClient.UidFetch(seqset, []string{imap.EnvelopeMsgAttr, "BODY[]"}, messages)80 }()81 for imapMsg := range messages {82 m.log.Debug("MailProviderImap.CheckNewMessage: PostMail uid:", imapMsg.Uid)83 r := imapMsg.GetBody("BODY[]")84 if r == nil {85 m.log.Debug("MailProviderImap.CheckNewMessage: message.GetBody(BODY[]) returns nil")86 continue87 }88 if err := handler(r); err != nil {89 m.log.Error("MailProviderImap.CheckNewMessage: Error handler")90 return errors.Wrap(err, "execute MailHandler")91 }92 }93 // Check command completion status94 if err := <-done; err != nil {95 m.log.Error("MailProviderImap.CheckNewMessage: Error on terminate fetch command")96 return errors.Wrap(err, "terminate fetch command")97 }98 if err := m.cache.SaveNextUID(validity, uidnext); err != nil {99 m.log.Error("MailProviderImap.CheckNewMessage: Error on save next uid")100 return errors.Wrap(err, "save next uid")101 }102 return nil103}104// WaitNewMessage waits for a new message (idle or time.Sleep)105func (m *MailProviderImap) WaitNewMessage(timeout int) error {106 m.log.Debug("MailProviderImap.WaitNewMessage")107 // Idle mode108 if err := m.checkConnection(); err != nil {109 return errors.Wrap(err, "WaitNewMessage checkConnection")110 }111 m.log.Debug("MailProviderImap.WaitNewMessage: idle mode:", m.idle)112 if !m.idle {113 time.Sleep(time.Second * time.Duration(timeout))114 return nil115 }116 if _, err := m.selectMailBox(); err != nil {117 return errors.Wrap(err, "select mailbox")118 }119 idleClient := idle.NewClient(m.imapClient)120 // Create a channel to receive mailbox updates121 statuses := make(chan *imap.MailboxStatus)122 m.imapClient.MailboxUpdates = statuses123 stop := make(chan struct{})124 done := make(chan error, 1)125 go func() {126 done <- idleClient.Idle(stop)127 }()128 reset := time.After(time.Second * time.Duration(timeout))129 closed := false130 closeChannel := func() {131 if !closed {132 close(stop)133 closed = true134 }135 }136 for {137 select {138 case status := <-statuses:139 m.log.Debug("MailProviderImap.WaitNewMessage: New mailbox status:", status)140 closeChannel()141 case err := <-done:142 if err != nil {143 m.log.Error("MailProviderImap.WaitNewMessage: Error on terminate idle", err.Error())144 return errors.Wrap(err, "terminate idle")145 }146 m.log.Debug("MailProviderImap.WaitNewMessage: Terminate idle")147 return nil148 case <-reset:149 m.log.Debug("MailProviderImap.WaitNewMessage: Timeout")150 closeChannel()151 }152 }153}154func (m *MailProviderImap) selectMailBox() (*imap.MailboxStatus, error) {155 if m.imapClient.Mailbox() != nil && m.imapClient.Mailbox().Name == MailBox {156 if err := m.imapClient.Close(); err != nil {157 m.log.Debug("MailProviderImap.selectMailBox: Error on close mailbox:", err.Error())158 }159 }160 m.log.Debug("MailProviderImap.selectMailBox: Select mailbox:", MailBox)161 mbox, err := m.imapClient.Select(MailBox, true)162 if err != nil {163 m.log.Error("MailProviderImap.selectMailBox: Error on select", MailBox)164 return nil, errors.Wrapf(err, "select mailbox '%v'", MailBox)165 }166 return mbox, nil167}168// checkConnection if is connected return nil or try to connect169func (m *MailProviderImap) checkConnection() error {170 if m.imapClient != nil {171 // ConnectingState 0172 // NotAuthenticatedState 1173 // AuthenticatedState 2174 // SelectedState 6175 // LogoutState 8176 // ConnectedState 7177 cliState := m.imapClient.State()178 if cliState == imap.AuthenticatedState || cliState == imap.SelectedState {179 m.log.Debug("MailProviderImap.CheckConnection: Client state", cliState)180 return nil181 }182 }183 var err error184 //Start connection with server185 if strings.HasSuffix(m.cfg.ImapServer, ":993") {186 m.log.Debug("MailProviderImap.CheckConnection: DialTLS")187 m.imapClient, err = client.DialTLS(m.cfg.ImapServer, nil)188 } else {189 m.log.Debug("MailProviderImap.CheckConnection: Dial")190 m.imapClient, err = client.Dial(m.cfg.ImapServer)191 }192 if err != nil {193 m.log.Error("MailProviderImap.CheckConnection: Unable to connect:", m.cfg.ImapServer)194 return errors.Wrapf(err, "unable to connect '%v'", m.cfg.ImapServer)195 }196 if m.debug {197 m.imapClient.SetDebug(m.log)198 }199 // Max timeout awaiting a command200 m.imapClient.Timeout = time.Minute * 3201 if *m.cfg.StartTLS {202 starttls, err := m.imapClient.SupportStartTLS()203 if err != nil {204 return errors.Wrap(err, "check support STARTTLS")205 }206 if starttls {207 m.log.Debug("MailProviderImap.CheckConnection:StartTLS")208 var tconfig tls.Config209 if *m.cfg.TLSAcceptAllCerts {210 tconfig.InsecureSkipVerify = true211 } else {212 addr := strings.Split(m.cfg.ImapServer, ":")213 tconfig.ServerName = addr[0]214 }215 err = m.imapClient.StartTLS(&tconfig)216 if err != nil {217 return errors.Wrap(err, "enable StartTLS")218 }219 }220 }221 m.log.Infof("Connected with %q\n", m.cfg.ImapServer)222 err = m.imapClient.Login(m.cfg.Username, m.cfg.Password)223 if err != nil {224 m.log.Error("MailProviderImap.CheckConnection: Unable to login:", m.cfg.Username)225 return errors.Wrapf(err, "unable to login username:'%v'", m.cfg.Username)226 }227 if _, err = m.selectMailBox(); err != nil {228 return errors.Wrap(err, "select mailbox on checkConnection")229 }230 if !*m.cfg.DisableIdle {231 idleClient := idle.NewClient(m.imapClient)232 m.idle, err = idleClient.SupportIdle()233 if err != nil {234 m.idle = false235 m.log.Debug("MailProviderImap.CheckConnection: Error on check idle support:", err.Error())236 m.log.Debug("MailProviderImap.CheckConnection: Idle disabled")237 }238 } else {239 m.idle = false240 m.log.Debug("MailProviderImap.CheckConnection: Idle disabled")241 }242 return nil243}244// Terminate imap connection245func (m *MailProviderImap) Terminate() error {246 defer func() {247 m.imapClient = nil248 }()249 if m.imapClient != nil {...

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monitor.go

Source:monitor.go Github

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...22// Monitor is a worker that monitors IMAP servers for reported campaign emails23type Monitor struct {24 cancel func()25}26// Monitor.start() checks for campaign emails27// As each account can have its own polling frequency set we need to run one Go routine for28// each, as well as keeping an eye on newly created user accounts.29func (im *Monitor) start(ctx context.Context) {30 usermap := make(map[int64]int) // Keep track of running go routines, one per user. We assume incrementing non-repeating UIDs (for the case where users are deleted and re-added).31 for {32 select {33 case <-ctx.Done():34 return35 default:36 dbusers, err := models.GetUsers() //Slice of all user ids. Each user gets their own IMAP monitor routine.37 if err != nil {38 log.Error(err)39 break40 }41 for _, dbuser := range dbusers {42 if _, ok := usermap[dbuser.Id]; !ok { // If we don't currently have a running Go routine for this user, start one.43 log.Info("Starting new IMAP monitor for user ", dbuser.Username)44 usermap[dbuser.Id] = 145 go monitor(dbuser.Id, ctx)46 }47 }48 time.Sleep(10 * time.Second) // Every ten seconds we check if a new user has been created49 }50 }51}52// monitor will continuously login to the IMAP settings associated to the supplied user id (if the user account has IMAP settings, and they're enabled.)53// It also verifies the user account exists, and returns if not (for the case of a user being deleted).54func monitor(uid int64, ctx context.Context) {55 for {56 select {57 case <-ctx.Done():58 return59 default:60 // 1. Check if user exists, if not, return.61 _, err := models.GetUser(uid)62 if err != nil { // Not sure if there's a better way to determine user existence via id.63 log.Info("User ", uid, " seems to have been deleted. Stopping IMAP monitor for this user.")64 return65 }66 // 2. Check if user has IMAP settings.67 imapSettings, err := models.GetIMAP(uid)68 if err != nil {69 log.Error(err)70 break71 }72 if len(imapSettings) > 0 {73 im := imapSettings[0]74 // 3. Check if IMAP is enabled75 if im.Enabled {76 log.Debug("Checking IMAP for user ", uid, ": ", im.Username, " -> ", im.Host)77 checkForNewEmails(im)78 time.Sleep((time.Duration(im.IMAPFreq) - 10) * time.Second) // Subtract 10 to compensate for the default sleep of 10 at the bottom79 }80 }81 }82 time.Sleep(10 * time.Second)83 }84}85// NewMonitor returns a new instance of imap.Monitor86func NewMonitor() *Monitor {87 im := &Monitor{}88 return im89}90// Start launches the IMAP campaign monitor91func (im *Monitor) Start() error {92 log.Info("Starting IMAP monitor manager")93 ctx, cancel := context.WithCancel(context.Background()) // ctx is the derivedContext94 im.cancel = cancel95 go im.start(ctx)96 return nil97}98// Shutdown attempts to gracefully shutdown the IMAP monitor.99func (im *Monitor) Shutdown() error {100 log.Info("Shutting down IMAP monitor manager")101 im.cancel()102 return nil103}104// checkForNewEmails logs into an IMAP account and checks unread emails105// for the rid campaign identifier.106func checkForNewEmails(im models.IMAP) {107 im.Host = im.Host + ":" + strconv.Itoa(int(im.Port)) // Append port108 mailServer := Mailbox{109 Host: im.Host,110 TLS: im.TLS,111 IgnoreCertErrors: im.IgnoreCertErrors,112 User: im.Username,113 Pwd: im.Password,114 Folder: im.Folder,115 }116 msgs, err := mailServer.GetUnread(true, false)117 if err != nil {118 log.Error(err)119 return120 }121 // Update last_succesful_login here via im.Host122 err = models.SuccessfulLogin(&im)123 if len(msgs) > 0 {124 log.Debugf("%d new emails for %s", len(msgs), im.Username)125 var reportingFailed []uint32 // SeqNums of emails that were unable to be reported to phishing server, mark as unread126 var deleteEmails []uint32 // SeqNums of campaign emails. If DeleteReportedCampaignEmail is true, we will delete these127 for _, m := range msgs {128 // Check if sender is from company's domain, if enabled. TODO: Make this an IMAP filter129 if im.RestrictDomain != "" { // e.g domainResitct = widgets.com130 splitEmail := strings.Split(m.Email.From, "@")131 senderDomain := splitEmail[len(splitEmail)-1]132 if senderDomain != im.RestrictDomain {133 log.Debug("Ignoring email as not from company domain: ", senderDomain)134 continue135 }136 }137 rids, err := matchEmail(m.Email) // Search email Text, HTML, and each attachment for rid parameters138 if err != nil {139 log.Errorf("Error searching email for rids from user '%s': %s", m.Email.From, err.Error())140 continue141 }142 if len(rids) < 1 {143 // In the future this should be an alert in Gophish144 log.Infof("User '%s' reported email with subject '%s'. This is not a GoPhish campaign; you should investigate it.", m.Email.From, m.Email.Subject)145 }146 for rid := range rids {147 log.Infof("User '%s' reported email with rid %s", m.Email.From, rid)148 result, err := models.GetResult(rid)149 if err != nil {150 log.Error("Error reporting GoPhish email with rid ", rid, ": ", err.Error())151 reportingFailed = append(reportingFailed, m.SeqNum)152 continue153 }154 err = result.HandleEmailReport(models.EventDetails{})155 if err != nil {156 log.Error("Error updating GoPhish email with rid ", rid, ": ", err.Error())157 continue158 }159 if im.DeleteReportedCampaignEmail == true {160 deleteEmails = append(deleteEmails, m.SeqNum)161 }162 }163 }164 // Check if any emails were unable to be reported, so we can mark them as unread165 if len(reportingFailed) > 0 {166 log.Debugf("Marking %d emails as unread as failed to report", len(reportingFailed))167 err := mailServer.MarkAsUnread(reportingFailed) // Set emails as unread that we failed to report to GoPhish168 if err != nil {169 log.Error("Unable to mark emails as unread: ", err.Error())170 }171 }172 // If the DeleteReportedCampaignEmail flag is set, delete reported Gophish campaign emails173 if len(deleteEmails) > 0 {174 log.Debugf("Deleting %d campaign emails", len(deleteEmails))175 err := mailServer.DeleteEmails(deleteEmails) // Delete GoPhish campaign emails.176 if err != nil {177 log.Error("Failed to delete emails: ", err.Error())178 }179 }180 } else {181 log.Debug("No new emails for ", im.Username)182 }183}184func checkRIDs(em *email.Email, rids map[string]bool) {185 // Check Text and HTML186 emailContent := string(em.Text) + string(em.HTML)187 for _, r := range goPhishRegex.FindAllStringSubmatch(emailContent, -1) {188 newrid := r[len(r)-1]189 if !rids[newrid] {190 rids[newrid] = true191 }192 }193}194// returns a slice of gophish rid paramters found in the email HTML, Text, and attachments195func matchEmail(em *email.Email) (map[string]bool, error) {196 rids := make(map[string]bool)197 checkRIDs(em, rids)198 // Next check each attachment199 for _, a := range em.Attachments {200 ext := filepath.Ext(a.Filename)201 if a.Header.Get("Content-Type") == "message/rfc822" || ext == ".eml" {202 // Let's decode the email203 rawBodyStream := bytes.NewReader(a.Content)204 attachmentEmail, err := email.NewEmailFromReader(rawBodyStream)205 if err != nil {206 return rids, err207 }208 checkRIDs(attachmentEmail, rids)209 }210 }211 return rids, nil212}...

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imap.go

Source:imap.go Github

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...28 if err != nil {29 return nil, err30 }31 }32 cmd, err := check(imapClient.Status(imapLabel))33 if err != nil {34 fmt.Fprintf(os.Stderr, "imap: status error. %s\n", err)35 imapClient = nil36 return nil, err37 }38 var count uint3239 for _, result := range cmd.Data {40 mailboxStatus := result.MailboxStatus()41 if mailboxStatus != nil {42 count += mailboxStatus.Unseen43 }44 }45 status := &imapStatus{count}46 if lastImapStatus == nil || lastImapStatus.unreadCount != status.unreadCount {47 fmt.Fprintf(os.Stdout, "imap: %d unread messages\n", status.unreadCount)48 }49 lastImapStatus = status50 return status, nil51}52func imapConnect() error {53 var err error54 fmt.Fprintf(os.Stdout, "imap: dialing %s\n", imapAddr)55 if strings.HasSuffix(imapAddr, ":993") {56 imapClient, err = imap.DialTLS(imapAddr, nil)57 } else {58 imapClient, err = imap.Dial(imapAddr)59 }60 if err != nil {61 fmt.Fprintf(os.Stderr, "imap: failed to dial. %s\n", err)62 imapClient = nil63 return err64 }65 if imapClient.Caps["STARTTLS"] {66 fmt.Fprintf(os.Stdout, "imap: starting tls\n")67 _, err = check(imapClient.StartTLS(nil))68 if err != nil {69 fmt.Fprintf(os.Stderr, "imap: tls error. %s\n", err)70 imapClient = nil71 return err72 }73 }74 fmt.Fprintf(os.Stdout, "imap: logging in as %s\n", imapUsername)75 _, err = check(imapClient.Login(imapUsername, imapPassword))76 if err != nil {77 fmt.Fprintf(os.Stderr, "imap: login error. %s\n", err)78 imapClient = nil79 return err80 }81 return nil82}83func check(cmd *imap.Command, err error) (*imap.Command, error) {84 if err != nil {85 return nil, err86 }87 _, err = cmd.Result(imap.OK)88 if err != nil {89 return nil, err90 }91 return cmd, nil92}...

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1import (2func main() {3 c, err := client.DialTLS("imap.gmail.com:993", nil)4 if err != nil {5 panic(err)6 }7 defer c.Logout()8 fmt.Println("Connected")9 if err := c.Login("username", "password"); err != nil {10 panic(err)11 }12 fmt.Println("Logged in")13 mailboxes := make(chan *imap.MailboxInfo, 10)14 done := make(chan error, 1)15 go func() {16 done <- c.List("", "*", mailboxes)17 }()18 fmt.Println("Mailboxes:")19 for m := range mailboxes {20 fmt.Println("* " + m.Name)21 }22 if err := <-done; err != nil {23 panic(err)24 }25 mbox, err := c.Select("INBOX", false)26 if err != nil {27 panic(err)28 }29 fmt.Println("Flags for INBOX:", mbox.Flags)30 seqset, err := imap.NewSeqSet("")31 if err != nil {32 panic(err)33 }34 seqset.AddRange(1, mbox.Messages)35 criteria := imap.NewSearchCriteria()36 criteria.WithFlags = []string{"\\Seen"}37 ids, err := c.Search(criteria)38 if err != nil {39 panic(err)40 }41 fmt.Println("Unread messages:")42 if len(ids) == 0 {43 fmt.Println("No unread messages")44 } else {45 fmt.Println(ids)46 }47 section := &imap.BodySectionName{}48 items := []imap.FetchItem{section.FetchItem()}49 msgChan := make(chan *imap.Message, 1)50 go func() {51 if err := c.Fetch(seqset, items, msgChan); err != nil {52 fmt.Println(err)53 }54 }()55 for msg := range msgChan {56 r := msg.GetBody(section)57 if r == nil {58 fmt.Println("Server didn't returned message body")59 }60 m, err := mail.CreateReader(r)

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1import (2func main() {3 c, err := client.DialTLS("imap.gmail.com:993", nil)4 if err != nil {5 log.Fatal(err)6 }7 defer c.Logout()8 if err := c.Login("

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1import (2func main() {3 c, err := imap.DialTLS("imap.gmail.com:993", nil)4 if err != nil {5 panic(err)6 }7 defer c.Logout()8 if err := c.Login("username", "password"); err != nil {9 panic(err)10 }11 mailboxes := make(chan *imap.MailboxInfo, 10)12 done := make(chan error, 1)13 go func() {14 done <- c.List("", "*", mailboxes)15 }()16 fmt.Println("Mailboxes:")17 for m := range mailboxes {18 fmt.Println("* " + m.Name)19 }20 if err := <-done; err != nil {21 panic(err)22 }23 mbox, err := c.Select("INBOX", false)24 if err != nil {25 panic(err)26 }27 fmt.Println("Flags for INBOX:", mbox.Flags)28 from := uint32(1)29 if mbox.Messages > 4 {30 }31 seqset := new(imap.SeqSet)32 seqset.AddRange(from, to)33 messages := make(chan *imap.Message, 10)34 done = make(chan error, 1)35 go func() {36 done <- c.Fetch(seqset, []imap.FetchItem{imap.FetchEnvelope}, messages)37 }()38 fmt.Println("Last 4 messages:")39 for msg := range messages {40 fmt.Println("* " + msg.Envelope.Subject)41 }42 if err := <-done; err != nil {43 panic(err)44 }45}46import (

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1import (2func main() {3 tcpAddr, err := net.ResolveTCPAddr("tcp4", service)4 checkError(err)5 listener, err := net.ListenTCP("tcp", tcpAddr)6 checkError(err)7 for {8 conn, err := listener.Accept()9 if err != nil {10 }11 go handleClient(conn)12 }13}14func handleClient(conn net.Conn) {15 defer conn.Close()16 for {17 n, err := conn.Read(buf[0:])18 if err != nil {19 }20 fmt.Println(string(buf[0:n]))21 _, err2 := conn.Write(buf[0:n])22 if err2 != nil {23 }24 }25}26func checkError(err error) {27 if err != nil {28 fmt.Fprintf(os.Stderr, "Fatal error: %s", err.Error())29 os.Exit(1)30 }31}32import (33func main() {34 tcpAddr, err := net.ResolveTCPAddr("tcp4", service)35 checkError(err)36 listener, err := net.ListenTCP("tcp", tcpAddr)37 checkError(err)38 for {39 conn, err := listener.Accept()40 if err != nil {41 }42 go handleClient(conn)43 }44}45func handleClient(conn net.Conn) {46 defer conn.Close()47 for {48 n, err := conn.Read(buf[0:])49 if err != nil {50 }51 fmt.Println(string(buf[0:n]))52 _, err2 := conn.Write(buf[0:n])53 if err2 != nil {54 }55 }56}57func checkError(err error) {58 if err != nil {59 fmt.Fprintf(os.Stderr, "Fatal error: %s", err.Error())60 os.Exit(1)61 }62}63import (64func main() {

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1import (2func main() {3 client, err := imap.DialTLS("imap.gmail.com:993", nil)4 if err != nil {5 panic(err)6 }7 defer client.Logout()8 if err := client.Login("

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1import (2func main() {3 fmt.Println("Hello World!")4 Imap.Check()5}6import (7type Imap struct {8}9func (imap Imap) Check() {10 fmt.Println("Checking imap...")11}12I have a file called foo.go in the same directory as the main.go file. I want to import the foo.go file into the main.go file. How can I do this?13I have a file called foo.go in the same directory as the main.go file. I want to import the foo.go file into the main.go file. How can I do this? I have tried:package mainimport "foo"func main() {foo.Print()}But I get an error:cannot find package "foo" in any of: /usr/local/go/src/pkg/foo (from $GOROOT) /home/tom/go/src/pkg/foo (from $GOPATH)I have tried:package mainimport "./foo"func main() {foo.Print()}But I get an error:./main.go:4: undefined: fooI have tried:package mainimport "foo"func main() {foo.Print()}But I get an error:./main.go:4: undefined: foo14I have a file called foo.go in the same directory as the main.go file. I want to import the foo.go file into the main.go file. How can I do this? I have tried:package mainimport "foo"func main() {foo.Print()}But I get an error:cannot find package "foo" in any of: /usr/local/go/src/pkg/foo (from $GOROOT) /home/tom/go/src/pkg/foo (from $GOPATH)I have tried:package mainimport "./foo"func main() {foo.Print()}But I get an error:./main.go:4: undefined: fooI have tried:package mainimport "foo"func main() {foo.Print()}But I get an error:./main.go:4: undefined: fooI have tried:

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1$mail = new PHPMailer();2$mail->IsSMTP();3$mail->SMTPAuth = true;4$mail->SMTPSecure = "tls";5$mail->Host = "smtp.gmail.com";6$mail->Port = 587;

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