fix pinging relays: use the main relay context, not the relay connection temporary context.

connection.go

@@ -3,9 +3,11 @@ package nostr
 import (
 	"context"
 	"crypto/tls"
+	"errors"
 	"fmt"
 	"io"
 	"net/http"
+	"time"
 
 	ws "github.com/coder/websocket"
 )
@@ -51,5 +53,7 @@ func (c *Connection) Close() error {
 }
 
 func (c *Connection) Ping(ctx context.Context) error {
+	ctx, cancel := context.WithTimeoutCause(ctx, time.Millisecond*800, errors.New("ping took too long"))
+	defer cancel()
 	return c.conn.Ping(ctx)
 }

relay.go

@@ -186,7 +186,7 @@ func (r *Relay) ConnectWithTLS(ctx context.Context, tlsConfig *tls.Config) error
 			select {
 			case <-ticker.C:
 				if r.Connection != nil {
-					err := r.Connection.Ping(ctx)
+					err := r.Connection.Ping(r.connectionContext)
 					if err != nil {
 						InfoLogger.Printf("{%s} error writing ping: %v; closing websocket", r.URL, err)
 						r.Close() // this should trigger a context cancelation
@@ -213,6 +213,7 @@ func (r *Relay) ConnectWithTLS(ctx context.Context, tlsConfig *tls.Config) error
 
 		for {
 			buf.Reset()
+
 			if err := conn.ReadMessage(r.connectionContext, buf); err != nil {
 				r.ConnectionError = err
 				r.close(err)

sdk/sdk_test.go

@@ -55,12 +55,10 @@ func TestFollowListRecursion(t *testing.T) {
 	results := make(chan result)
 	go func() {
 		for _, item := range followList.Items {
-			go func() {
 			fl := sys.FetchFollowList(ctx, item.Pubkey)
 			meta := sys.FetchProfileMetadata(ctx, item.Pubkey)
 			fmt.Println("  ~", item.Pubkey, meta.Name, len(fl.Items))
 			results <- result{item.Pubkey, fl, meta}
-			}()
 		}
 	}()