From dbdf211fe49d6d401a2ce5bf59773b9a92072c41 Mon Sep 17 00:00:00 2001
From: Vincent Ambo <mail@tazj.in>
Date: Sun, 12 Jan 2025 20:12:36 +0300
Subject: [PATCH] chore(ops/pipelines): pin anchoring step to whitby agents

Change-Id: Ia7d556667faf44094cb5545e4f38d85260c5aafa
Reviewed-on: https://cl.tvl.fyi/c/depot/+/12989
Reviewed-by: sterni <sternenseemann@systemli.org>
Autosubmit: tazjin <tazjin@tvl.su>
Tested-by: BuildkiteCI
---
 ops/pipelines/depot.nix | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/ops/pipelines/depot.nix b/ops/pipelines/depot.nix
index 5eff62267..05e3ca0d8 100644
--- a/ops/pipelines/depot.nix
+++ b/ops/pipelines/depot.nix
@@ -27,6 +27,11 @@ let
         command = ''
           nix-build -A ci.gcroot --out-link /nix/var/nix/gcroots/depot/canon
         '';
+
+        # Ensure that anchoring happens on whitby, so that cache.tvl.su always
+        # has the full cache. Unanchored machines may garbage collect live
+        # paths.
+        agents.hostname = "whitby"; # TODO(tazjin): b/433
       }
     ];
   };