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go-xmpp
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Fix XMPP logger consistency

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- Rename socketProxy to StreamLogger
- Ensure client send traffic through the logger
disco_info_form
Mickael Remond 5 years ago committed by Mickaël Rémond
parent 318e5e8a50
commit 5992cc2231
6 changed files with 32 additions and 28 deletions
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2
_examples/xmpp_echo/xmpp_echo.go
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@ -18,7 +18,7 @@ func main() {
Address: "localhost:5222",
Jid: "test@localhost",
Password: "test",
PacketLogger: os.Stdout,
StreamLogger: os.Stdout,
Insecure: true,
}

2
_examples/xmpp_jukebox/xmpp_jukebox.go
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@ -35,7 +35,7 @@ func main() {
Address: *address,
Jid: *jid,
Password: *password,
// PacketLogger: os.Stdout,
// StreamLogger: os.Stdout,
Insecure: true,
}

13
client.go
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@ -133,7 +133,7 @@ func (c *Client) Connect() error {
//fmt.Fprintf(client.conn, "<presence xml:lang='en'><show>%s</show><status>%s</status></presence>", "chat", "Online")
// TODO: Do we always want to send initial presence automatically ?
// Do we need an option to avoid that or do we rely on client to send the presence itself ?
fmt.Fprintf(c.Session.socketProxy, "<presence/>")
fmt.Fprintf(c.Session.streamLogger, "<presence/>")
// Start the keepalive go routine
keepaliveQuit := make(chan struct{})
@ -166,10 +166,7 @@ func (c *Client) Send(packet stanza.Packet) error {
return errors.New("cannot marshal packet " + err.Error())
}
if _, err := fmt.Fprintf(conn, string(data)); err != nil {
return errors.New("cannot send packet " + err.Error())
}
return nil
return c.sendWithLogger(string(data))
}
// SendRaw sends an XMPP stanza as a string to the server.
@ -182,8 +179,12 @@ func (c *Client) SendRaw(packet string) error {
return errors.New("client is not connected")
}
return c.sendWithLogger(packet)
}
func (c *Client) sendWithLogger(packet string) error {
var err error
_, err = fmt.Fprintf(conn, packet)
_, err = fmt.Fprintf(c.Session.streamLogger, packet)
return err
}

2
config.go
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@ -10,7 +10,7 @@ type Config struct {
Jid string
parsedJid *Jid // For easier manipulation
Password string
PacketLogger *os.File // Used for debugging
StreamLogger *os.File // Used for debugging
Lang string // TODO: should default to 'en'
ConnectTimeout int // Client timeout in seconds. Default to 15
// Insecure can be set to true to allow to open a session without TLS. If TLS

27
session.go
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@ -26,8 +26,8 @@ type Session struct {
Out chan interface{}
// read / write
socketProxy io.ReadWriter
decoder *xml.Decoder
streamLogger io.ReadWriter
decoder *xml.Decoder
// error management
err error
@ -65,7 +65,7 @@ func (s *Session) PacketId() string {
}
func (s *Session) init(conn net.Conn, o Config) {
s.setProxy(nil, conn, o)
s.setStreamLogger(nil, conn, o)
s.Features = s.open(o.parsedJid.Domain)
}
@ -74,22 +74,21 @@ func (s *Session) reset(conn net.Conn, newConn net.Conn, o Config) {
return
}
s.setProxy(conn, newConn, o)
s.setStreamLogger(conn, newConn, o)
s.Features = s.open(o.parsedJid.Domain)
}
// TODO: setProxyLogger ? better name ? This is not a TCP / HTTP proxy
func (s *Session) setProxy(conn net.Conn, newConn net.Conn, o Config) {
func (s *Session) setStreamLogger(conn net.Conn, newConn net.Conn, o Config) {
if newConn != conn {
s.socketProxy = newSocketProxy(newConn, o.PacketLogger)
s.streamLogger = newStreamLogger(newConn, o.StreamLogger)
}
s.decoder = xml.NewDecoder(s.socketProxy)
s.decoder = xml.NewDecoder(s.streamLogger)
s.decoder.CharsetReader = o.CharsetReader
}
func (s *Session) open(domain string) (f stanza.StreamFeatures) {
// Send stream open tag
if _, s.err = fmt.Fprintf(s.socketProxy, xmppStreamOpen, domain, stanza.NSClient, stanza.NSStream); s.err != nil {
if _, s.err = fmt.Fprintf(s.streamLogger, xmppStreamOpen, domain, stanza.NSClient, stanza.NSStream); s.err != nil {
return
}
@ -112,7 +111,7 @@ func (s *Session) startTlsIfSupported(conn net.Conn, domain string) net.Conn {
}
if _, ok := s.Features.DoesStartTLS(); ok {
fmt.Fprintf(s.socketProxy, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>")
fmt.Fprintf(s.streamLogger, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>")
var k stanza.TLSProceed
if s.err = s.decoder.DecodeElement(&k, nil); s.err != nil {
@ -143,7 +142,7 @@ func (s *Session) auth(o Config) {
return
}
s.err = authSASL(s.socketProxy, s.decoder, s.Features, o.parsedJid.Node, o.Password)
s.err = authSASL(s.streamLogger, s.decoder, s.Features, o.parsedJid.Node, o.Password)
}
func (s *Session) bind(o Config) {
@ -154,10 +153,10 @@ func (s *Session) bind(o Config) {
// Send IQ message asking to bind to the local user name.
var resource = o.parsedJid.Resource
if resource != "" {
fmt.Fprintf(s.socketProxy, "<iq type='set' id='%s'><bind xmlns='%s'><resource>%s</resource></bind></iq>",
fmt.Fprintf(s.streamLogger, "<iq type='set' id='%s'><bind xmlns='%s'><resource>%s</resource></bind></iq>",
s.PacketId(), stanza.NSBind, resource)
} else {
fmt.Fprintf(s.socketProxy, "<iq type='set' id='%s'><bind xmlns='%s'/></iq>", s.PacketId(), stanza.NSBind)
fmt.Fprintf(s.streamLogger, "<iq type='set' id='%s'><bind xmlns='%s'/></iq>", s.PacketId(), stanza.NSBind)
}
var iq stanza.IQ
@ -186,7 +185,7 @@ func (s *Session) rfc3921Session(o Config) {
var iq stanza.IQ
if s.Features.Session.Optional.Local != "" {
fmt.Fprintf(s.socketProxy, "<iq type='set' id='%s'><session xmlns='%s'/></iq>", s.PacketId(), stanza.NSSession)
fmt.Fprintf(s.streamLogger, "<iq type='set' id='%s'><session xmlns='%s'/></iq>", s.PacketId(), stanza.NSSession)
if s.err = s.decoder.Decode(&iq); s.err != nil {
s.err = errors.New("expecting iq result after session open: " + s.err.Error())
return

14
socket_proxy.go → stream_logger.go
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@ -7,20 +7,20 @@ import (
// Mediated Read / Write on socket
// Used if logFile from Config is not nil
type socketProxy struct {
type streamLogger struct {
socket io.ReadWriter // Actual connection
logFile *os.File
}
func newSocketProxy(conn io.ReadWriter, logFile *os.File) io.ReadWriter {
func newStreamLogger(conn io.ReadWriter, logFile *os.File) io.ReadWriter {
if logFile == nil {
return conn
} else {
return &socketProxy{conn, logFile}
return &streamLogger{conn, logFile}
}
}
func (sp *socketProxy) Read(p []byte) (n int, err error) {
func (sp *streamLogger) Read(p []byte) (n int, err error) {
n, err = sp.socket.Read(p)
if n > 0 {
sp.logFile.Write([]byte("RECV:\n")) // Prefix
@ -32,7 +32,7 @@ func (sp *socketProxy) Read(p []byte) (n int, err error) {
return
}
func (sp *socketProxy) Write(p []byte) (n int, err error) {
func (sp *streamLogger) Write(p []byte) (n int, err error) {
sp.logFile.Write([]byte("SEND:\n")) // Prefix
for _, w := range []io.Writer{sp.socket, sp.logFile} {
n, err = w.Write(p)
@ -47,3 +47,7 @@ func (sp *socketProxy) Write(p []byte) (n int, err error) {
sp.logFile.Write([]byte("\n\n")) // Separator
return len(p), nil
}
/*
TODO: Make RECV, SEND prefixes +
*/
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