use go's Client object instead of DefaultClient

DefaultClient has issues resolving names like region.localhost:9090,
which the standard client resolves just fine, as long as we add a
custom resolver. So switch to it.

x

Author: glommer

internal/turso/turso.go

@@ -1,14 +1,17 @@
 package turso
 
 import (
+	"context"
 	"fmt"
 	"io"
 	"mime/multipart"
+	"net"
 	"net/http"
 	"net/http/httputil"
 	"net/url"
 	"os"
 	"runtime"
+	"strings"
 
 	"github.com/tursodatabase/turso-cli/internal/flags"
 )
@@ -101,7 +104,26 @@ func (t *Client) do(method, path string, body io.Reader, extraHeaders map[string
 	if err != nil {
 		return nil, err
 	}
-	resp, err := http.DefaultClient.Do(req)
+
+	var client = &http.Client{
+		// go seems to have issues resolving things like region.localhost:9090, while curl works fine.
+		// Make sure we can get it to work in those cases by resolving it manually.
+		Transport: &http.Transport{
+			DialContext: func(ctx context.Context, network, addr string) (net.Conn, error) {
+				host, port, err := net.SplitHostPort(addr)
+				if err != nil {
+					return nil, err
+				}
+
+				if strings.HasSuffix(host, ".localhost") {
+					return (&net.Dialer{}).DialContext(ctx, network, net.JoinHostPort("127.0.0.1", port))
+				}
+
+				return (&net.Dialer{}).DialContext(ctx, network, addr)
+			},
+		},
+	}
+	resp, err := client.Do(req)
 	if err != nil {
 		return nil, err
 	}