cmd/skylight: strip MonitoringPrefix path from FileServerFS requests

FiloSottile · FiloSottile · commit 71cd71f6463d · 2026-03-20T15:38:59.000+01:00
Fixes #57
diff --git a/cmd/skylight/skylight.go b/cmd/skylight/skylight.go
@@ -311,7 +311,7 @@ func main() {
 			fatalError(logger, "failed to open local directory", "err", err)
 		}
 		roots[lc] = root
-		handler := http.FileServerFS(root.FS())
+		handler := http.StripPrefix(prefix.Path, http.FileServerFS(root.FS()))
 
 		// Wrap the file handler with duration and response size metrics.
 		// Avoid tracking the size and duration of errors or simple responses.

Original file line number	Diff line number	Diff line change
`@@ -311,7 +311,7 @@ func main() {`
`311`	`311`	`fatalError(logger, "failed to open local directory", "err", err)`
`312`	`312`	`}`
`313`	`313`	`roots[lc] = root`
`314`		`- handler := http.FileServerFS(root.FS())`
	`314`	`+ handler := http.StripPrefix(prefix.Path, http.FileServerFS(root.FS()))`
`315`	`315`
`316`	`316`	`// Wrap the file handler with duration and response size metrics.`
`317`	`317`	`// Avoid tracking the size and duration of errors or simple responses.`