From a75e9e0db3ee94531cd21a49c39e46eb7706dc5c Mon Sep 17 00:00:00 2001
From: David Fluck <david.fluck@hpe.com>
Date: Tue, 8 Oct 2024 17:14:45 -0400
Subject: [PATCH] * Add pre-commit step to replace lock-api-state.sh, which
 ensures that   there are no buf image changes to commit. This was formerly
 run by rph   at the beginning of a release.

---
 .pre-commit-config.yaml      |  5 +++++
 pre-commit/lock-api-state.sh | 10 ++++++++++
 2 files changed, 15 insertions(+)
 create mode 100755 pre-commit/lock-api-state.sh

diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index bcc2a6288662..7d9ba7d8ed98 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -72,6 +72,11 @@ repos:
         description: "Runs `golangci-lint`, install https://github.com/golangci/golangci-lint"
         exclude: ^(proto/pkg|hpc-ard-launcher-go/launcher/)
         require_serial: true
+      - id: lock-api-state
+        name: "Generate buf image (lock-api-state.sh)"
+        entry: ./pre-commit/lock-api-state.sh
+        language: "script"
+        description: "Attempts to generate a new buf.image.bin, and fails if there are changes to commit."
 
   - repo: https://github.com/adrienverge/yamllint.git
     rev: v1.28.0
diff --git a/pre-commit/lock-api-state.sh b/pre-commit/lock-api-state.sh
new file mode 100755
index 000000000000..a526c0069ba2
--- /dev/null
+++ b/pre-commit/lock-api-state.sh
@@ -0,0 +1,10 @@
+#!/bin/sh
+
+# Regenerate proto/buf.image.bin
+make -C proto gen-buf-image
+
+# If proto/buf.image.bin has been modified locally, then we have changes to
+# commit, and the status check returns a 1 and fails. Otherwise, it returns a 0
+# and succeeds.
+git diff --exit-code -- proto/buf.image.bin
+exit $?