access: genesis of swarms from before the registry

Swarms started before the registry keep working without one; the
genesis node's options for a registry apply only to new swarms. What
tests and migration leave is noted in future-work.

Auth plan M1, bootstrap and migration (2.5).

1 files changed, 3 insertions, 4 deletions

diff --git a/src/main.rs b/src/main.rs
index b3eb438..2b8c376 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -97,14 +97,13 @@ async fn main() -> Result<()> {
     // A broken htpasswd will abort startup.
     let auth_state =
         AuthState::from_settings(&args)?.context("htpasswd or user-header is required")?;
-    // A new swarm's first users, before the minutes of startup too: one nobody could
-    // manage doesn't start.
-    let first_users = if args.genesis {
+    // A new swarm's first users, if it is to have a user registry.
+    let first_users = if args.genesis && !args.bootstrap_users.is_empty() {
         let htpasswd = match args.htpasswd.as_deref() {
             Some(path) => api::auth::htpasswd_names(path)?,
             None => Vec::new(),
         };
-        access::registry::first_users(&args.bootstrap_users, &htpasswd, &args.protocol_writers)?
+        access::registry::first_users(&args.bootstrap_users, &htpasswd)
     } else {
         Vec::new()
     };