From bd332a3dfbdc824ddf5015958344ce88c8e43e8c Mon Sep 17 00:00:00 2001
From: Trey Pendragon <tpendragon@princeton.edu>
Date: Thu, 30 May 2024 14:03:56 -0700
Subject: [PATCH] Extract the branch to a variable.

---
 config/deploy/staging.hcl | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/config/deploy/staging.hcl b/config/deploy/staging.hcl
index 550626f5..f43ea23a 100644
--- a/config/deploy/staging.hcl
+++ b/config/deploy/staging.hcl
@@ -1,3 +1,7 @@
+variable "branch_or_sha" {
+  type = string
+  default = "main"
+}
 job "dpulc-staging" {
   region = "global"
   datacenters = ["dc1"]
@@ -25,7 +29,7 @@ job "dpulc-staging" {
       }
       driver = "docker"
       config {
-        image = "ghcr.io/pulibrary/dpul-collections:main"
+        image = "ghcr.io/pulibrary/dpul-collections:${ var.branch_or_sha }"
         command = "bash"
         args    = ["-c", "/app/bin/migrate"]
         force_pull = true
@@ -45,7 +49,7 @@ job "dpulc-staging" {
     task "webserver" {
       driver = "docker"
       config {
-        image = "ghcr.io/pulibrary/dpul-collections:main"
+        image = "ghcr.io/pulibrary/dpul-collections:${ var.branch_or_sha }"
         ports = ["http"]
         force_pull = true
       }