smalltown -> metropolis
This pass removes all mentions of Smalltown, both from code and comments,
and replaces them with appropriate new terminology.
Test Plan: Refactor, covered by CI.
X-Origin-Diff: phab/D674
GitOrigin-RevId: 04a94d44ef07d46f7821530da5614daefe16d7ea
diff --git a/metropolis/node/kubernetes/pki/certificate.go b/metropolis/node/kubernetes/pki/certificate.go
index 6bd50f9..da7d301 100644
--- a/metropolis/node/kubernetes/pki/certificate.go
+++ b/metropolis/node/kubernetes/pki/certificate.go
@@ -108,7 +108,7 @@
// in memory (if volatile), loading it from etcd, or creating and saving it on etcd if needed.
// This function is safe to call in parallel from multiple etcd clients (including across machines), but it will error
// in case a concurrent certificate generation happens. These errors are, however, safe to retry - as long as all the
-// certificate creators (ie., Smalltown nodes) run the same version of this code.
+// certificate creators (ie., Metropolis nodes) run the same version of this code.
// TODO(q3k): in the future, this should be handled better - especially as we introduce new certificates, or worse,
// change the issuance chain. As a stopgap measure, an explicit per-certificate or even global lock can be implemented.
// And, even before that, we can handle concurrency errors in a smarter way.