Re-enable workaround for 127.0.0.01

3 files changed, 17 insertions, 8 deletions

diff --git a/src/feature_flags.zig b/src/feature_flags.zig
index c3a9fea10..3d016efb6 100644
--- a/src/feature_flags.zig
+++ b/src/feature_flags.zig
@@ -104,4 +104,4 @@ pub const disable_lolhtml = false;
 /// on macOS that specifically impacts localhost and not
 /// other ipv4 hosts. This is a workaround for that.
 /// "localhost" fails to connect.
-pub const hardcode_localhost_to_127_0_0_1 = env.isMac;
+pub const hardcode_localhost_to_127_0_0_1 = true;
diff --git a/src/http/websocket_http_client.zig b/src/http/websocket_http_client.zig
index f0cdc2e54..494fff484 100644
--- a/src/http/websocket_http_client.zig
+++ b/src/http/websocket_http_client.zig
@@ -193,8 +193,17 @@ pub fn NewHTTPUpgradeClient(comptime ssl: bool) type {
             client.poll_ref.ref(vm);
             if (Socket.connect(host_.slice(), port, @ptrCast(*uws.SocketContext, socket_ctx), HTTPClient, client, "tcp")) |out| {
                 if (comptime ssl) {
-                    if (!strings.isIPAddress(host_.slice())) {
-                        out.hostname = bun.default_allocator.dupeZ(u8, host_.slice()) catch "";
+                    const display_host = host_.slice();
+                    if (!strings.isIPAddress(display_host)) {
+                        const hostname = if (FeatureFlags.hardcode_localhost_to_127_0_0_1 and strings.eqlComptime(display_host, "localhost"))
+                            "127.0.0.1"
+                        else
+                            display_host;
+
+                        out.hostname = bun.default_allocator.dupeZ(
+                            u8,
+                            hostname,
+                        ) catch "";
                     }
                 }
 
diff --git a/src/http_client_async.zig b/src/http_client_async.zig
index c49979e7f..9f2b9a163 100644
--- a/src/http_client_async.zig
+++ b/src/http_client_async.zig
@@ -301,11 +301,11 @@ fn NewHTTPContext(comptime ssl: bool) type {
             return null;
         }
 
-        pub fn connect(this: *@This(), client: *HTTPClient, hostname: []const u8, port: u16) !HTTPSocket {
-            // const hostname = if (FeatureFlags.hardcode_localhost_to_127_0_0_1 and strings.eqlComptime(hostname_, "localhost"))
-            //     "127.0.0.1"
-            // else
-            //     hostname_;
+        pub fn connect(this: *@This(), client: *HTTPClient, hostname_: []const u8, port: u16) !HTTPSocket {
+            const hostname = if (FeatureFlags.hardcode_localhost_to_127_0_0_1 and strings.eqlComptime(hostname_, "localhost"))
+                "127.0.0.1"
+            else
+                hostname_;
 
             client.connected_url = client.url;
             client.connected_url.hostname = hostname;