From 7cae265447099dad47607cce54b6589c8c487f8b Mon Sep 17 00:00:00 2001
From: Heikki Linnakangas <heikki@zenith.tech>
Date: Mon, 29 Nov 2021 11:26:54 +0200
Subject: [PATCH] Fix dump_layerfile.

The VirtualFile machinery panics if it's not initialized
---
 pageserver/src/bin/dump_layerfile.rs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/pageserver/src/bin/dump_layerfile.rs b/pageserver/src/bin/dump_layerfile.rs
index ee8345dfe5..bf8be5ab30 100644
--- a/pageserver/src/bin/dump_layerfile.rs
+++ b/pageserver/src/bin/dump_layerfile.rs
@@ -4,6 +4,7 @@
 use anyhow::Result;
 use clap::{App, Arg};
 use pageserver::layered_repository::dump_layerfile_from_path;
+use pageserver::virtual_file;
 use std::path::PathBuf;
 use zenith_utils::GIT_VERSION;
 
@@ -21,6 +22,9 @@ fn main() -> Result<()> {
 
     let path = PathBuf::from(arg_matches.value_of("path").unwrap());
 
+    // Basic initialization of things that don't change after startup
+    virtual_file::init(10);
+
     dump_layerfile_from_path(&path)?;
 
     Ok(())