update dependencies

vendor/golang.org/x/net/dns/dnsmessage/message.go

@@ -273,7 +273,6 @@ var (
 	errTooManyAdditionals = errors.New("too many Additionals to pack (>65535)")
 	errNonCanonicalName   = errors.New("name is not in canonical format (it must end with a .)")
 	errStringTooLong      = errors.New("character string exceeds maximum length (255)")
-	errCompressedSRV      = errors.New("compressed name in SRV resource data")
 )
 
 // Internal constants.
@@ -2028,10 +2027,6 @@ func (n *Name) pack(msg []byte, compression map[string]uint16, compressionOff in
 
 // unpack unpacks a domain name.
 func (n *Name) unpack(msg []byte, off int) (int, error) {
-	return n.unpackCompressed(msg, off, true /* allowCompression */)
-}
-
-func (n *Name) unpackCompressed(msg []byte, off int, allowCompression bool) (int, error) {
 	// currOff is the current working offset.
 	currOff := off
 
@@ -2076,9 +2071,6 @@ Loop:
 			name = append(name, '.')
 			currOff = endOff
 		case 0xC0: // Pointer
-			if !allowCompression {
-				return off, errCompressedSRV
-			}
 			if currOff >= len(msg) {
 				return off, errInvalidPtr
 			}
@@ -2549,7 +2541,7 @@ func unpackSRVResource(msg []byte, off int) (SRVResource, error) {
 		return SRVResource{}, &nestedError{"Port", err}
 	}
 	var target Name
-	if _, err := target.unpackCompressed(msg, off, false /* allowCompression */); err != nil {
+	if _, err := target.unpack(msg, off); err != nil {
 		return SRVResource{}, &nestedError{"Target", err}
 	}
 	return SRVResource{priority, weight, port, target}, nil

vendor/golang.org/x/net/html/token.go

@@ -910,9 +910,6 @@ func (z *Tokenizer) readTagAttrKey() {
 			return
 		}
 		switch c {
-		case ' ', '\n', '\r', '\t', '\f', '/':
-			z.pendingAttr[0].end = z.raw.end - 1
-			return
 		case '=':
 			if z.pendingAttr[0].start+1 == z.raw.end {
 				// WHATWG 13.2.5.32, if we see an equals sign before the attribute name
@@ -920,7 +917,9 @@ func (z *Tokenizer) readTagAttrKey() {
 				continue
 			}
 			fallthrough
-		case '>':
+		case ' ', '\n', '\r', '\t', '\f', '/', '>':
+			// WHATWG 13.2.5.33 Attribute name state
+			// We need to reconsume the char in the after attribute name state to support the / character
 			z.raw.end--
 			z.pendingAttr[0].end = z.raw.end
 			return
@@ -939,6 +938,11 @@ func (z *Tokenizer) readTagAttrVal() {
 	if z.err != nil {
 		return
 	}
+	if c == '/' {
+		// WHATWG 13.2.5.34 After attribute name state
+		// U+002F SOLIDUS (/) - Switch to the self-closing start tag state.
+		return
+	}
 	if c != '=' {
 		z.raw.end--
 		return

vendor/golang.org/x/net/websocket/client.go

@@ -6,10 +6,12 @@ package websocket
 
 import (
 	"bufio"
+	"context"
 	"io"
 	"net"
 	"net/http"
 	"net/url"
+	"time"
 )
 
 // DialError is an error that occurs while dialling a websocket server.
@@ -79,28 +81,59 @@ func parseAuthority(location *url.URL) string {
 
 // DialConfig opens a new client connection to a WebSocket with a config.
 func DialConfig(config *Config) (ws *Conn, err error) {
-	var client net.Conn
+	return config.DialContext(context.Background())
+}
+
+// DialContext opens a new client connection to a WebSocket, with context support for timeouts/cancellation.
+func (config *Config) DialContext(ctx context.Context) (*Conn, error) {
 	if config.Location == nil {
 		return nil, &DialError{config, ErrBadWebSocketLocation}
 	}
 	if config.Origin == nil {
 		return nil, &DialError{config, ErrBadWebSocketOrigin}
 	}
+
 	dialer := config.Dialer
 	if dialer == nil {
 		dialer = &net.Dialer{}
 	}
-	client, err = dialWithDialer(dialer, config)
-	if err != nil {
-		goto Error
-	}
-	ws, err = NewClient(config, client)
-	if err != nil {
-		client.Close()
-		goto Error
-	}
-	return
 
-Error:
-	return nil, &DialError{config, err}
+	client, err := dialWithDialer(ctx, dialer, config)
+	if err != nil {
+		return nil, &DialError{config, err}
+	}
+
+	// Cleanup the connection if we fail to create the websocket successfully
+	success := false
+	defer func() {
+		if !success {
+			_ = client.Close()
+		}
+	}()
+
+	var ws *Conn
+	var wsErr error
+	doneConnecting := make(chan struct{})
+	go func() {
+		defer close(doneConnecting)
+		ws, err = NewClient(config, client)
+		if err != nil {
+			wsErr = &DialError{config, err}
+		}
+	}()
+
+	// The websocket.NewClient() function can block indefinitely, make sure that we
+	// respect the deadlines specified by the context.
+	select {
+	case <-ctx.Done():
+		// Force the pending operations to fail, terminating the pending connection attempt
+		_ = client.SetDeadline(time.Now())
+		<-doneConnecting // Wait for the goroutine that tries to establish the connection to finish
+		return nil, &DialError{config, ctx.Err()}
+	case <-doneConnecting:
+		if wsErr == nil {
+			success = true // Disarm the deferred connection cleanup
+		}
+		return ws, wsErr
+	}
 }

vendor/golang.org/x/net/websocket/dial.go

@@ -5,18 +5,23 @@
 package websocket
 
 import (
+	"context"
 	"crypto/tls"
 	"net"
 )
 
-func dialWithDialer(dialer *net.Dialer, config *Config) (conn net.Conn, err error) {
+func dialWithDialer(ctx context.Context, dialer *net.Dialer, config *Config) (conn net.Conn, err error) {
 	switch config.Location.Scheme {
 	case "ws":
-		conn, err = dialer.Dial("tcp", parseAuthority(config.Location))
+		conn, err = dialer.DialContext(ctx, "tcp", parseAuthority(config.Location))
 
 	case "wss":
-		conn, err = tls.DialWithDialer(dialer, "tcp", parseAuthority(config.Location), config.TlsConfig)
+		tlsDialer := &tls.Dialer{
+			NetDialer: dialer,
+			Config:    config.TlsConfig,
+		}
 
+		conn, err = tlsDialer.DialContext(ctx, "tcp", parseAuthority(config.Location))
 	default:
 		err = ErrBadScheme
 	}