Pinecone P2P demo (#1856)

* Pinecone demo

* Enable multicast, fix HTTP routing

* Fix multicast import

* Fix build

* Update Pinecone demo

* Fix the keys

* Tweaks

* Pinecone room directory support (early)

* Fix gobind-pinecone

* Add pinecone listener

* Fix public key value

* Use AuthenticatedConnect for dial

* Fix gobind-pinecone

* Stop panics

* Give fsAPI to keyserver

* Pinecone demo fixes

* Update gobind build scripts

* Account creation

* Tweaks

* Setup tweaks

* API tweaks

* API tweaks

* API tweaks

* Port mutex

* Re-enable multicast

* Add ReadCopy

* Update quic-go, fixes

* Shutdowns fixed for iOS

* Update build script

* Add WebSocket support

* Bug fixes

* Netconn context

* Fix WebSocket connectivity

* Fixes to gobind API

* Strip frameworks

* Configurability updates

* Update go.mod

* Update go.mod/go.sum

* Update go.mod/go.sum

* Update go.mod/go.sum

* Try to stay connected tto static peer

* Update gobind-pinecone

* Update go.mod/go.sum

* Test uTP+TLS

* Use HTTP/2

* Don't use HTTP/2

* Update go.mod/go.sum

* Attempt to reconnect to the static peer if it drops

* Stay connected to static peers more stickily

* Retry room directory lookups if they fail

* NewQUIC -> NewSessions

* Storage updates

* Don't return immediately when there's nothing to sync

* Updates

* Try to reconnect to static peer more

* Update go.mod/go.sum

* Require Go 1.14

* Update go.mod/go.sum

* Update go.mod/go.sum

cmd/dendrite-demo-pinecone/conn/ws.go

@@ -0,0 +1,81 @@
+package conn
+
+import (
+	"io"
+	"net"
+	"time"
+
+	"github.com/gorilla/websocket"
+)
+
+func WrapWebSocketConn(c *websocket.Conn) *WebSocketConn {
+	return &WebSocketConn{c: c}
+}
+
+type WebSocketConn struct {
+	r io.Reader
+	c *websocket.Conn
+}
+
+func (c *WebSocketConn) Write(p []byte) (int, error) {
+	err := c.c.WriteMessage(websocket.BinaryMessage, p)
+	if err != nil {
+		return 0, err
+	}
+	return len(p), nil
+}
+
+func (c *WebSocketConn) Read(p []byte) (int, error) {
+	for {
+		if c.r == nil {
+			// Advance to next message.
+			var err error
+			_, c.r, err = c.c.NextReader()
+			if err != nil {
+				return 0, err
+			}
+		}
+		n, err := c.r.Read(p)
+		if err == io.EOF {
+			// At end of message.
+			c.r = nil
+			if n > 0 {
+				return n, nil
+			} else {
+				// No data read, continue to next message.
+				continue
+			}
+		}
+		return n, err
+	}
+}
+
+func (c *WebSocketConn) Close() error {
+	return c.c.Close()
+}
+
+func (c *WebSocketConn) LocalAddr() net.Addr {
+	return c.c.LocalAddr()
+}
+
+func (c *WebSocketConn) RemoteAddr() net.Addr {
+	return c.c.RemoteAddr()
+}
+
+func (c *WebSocketConn) SetDeadline(t time.Time) error {
+	if err := c.SetReadDeadline(t); err != nil {
+		return err
+	}
+	if err := c.SetWriteDeadline(t); err != nil {
+		return err
+	}
+	return nil
+}
+
+func (c *WebSocketConn) SetReadDeadline(t time.Time) error {
+	return c.c.SetReadDeadline(t)
+}
+
+func (c *WebSocketConn) SetWriteDeadline(t time.Time) error {
+	return c.c.SetWriteDeadline(t)
+}