From 72552a7a20f1d624332906c84547ea3913103e6b Mon Sep 17 00:00:00 2001
From: Mark Feit <mfeit@internet2.edu>
Date: Thu, 5 Oct 2023 16:02:25 +0000
Subject: [PATCH] Add BUILD_NO_AUTO feature

---
 prep/container/build         | 11 +++++++++++
 prep/container/build.service |  2 +-
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/prep/container/build b/prep/container/build
index 3996f13..43e30f5 100755
--- a/prep/container/build
+++ b/prep/container/build
@@ -20,6 +20,17 @@ die()
 }
 
 
+# If we've been told not to do anything, just bail out.  This is for
+# use in GitHub actions so there's a container with systemd running
+# where the build is handled in its steps instead of automatically.
+
+if [ -n "${BUILD_NO_AUTO}" ]
+then
+    echo "NO_AUTO set.  Not building anything and not halting system."
+    exit 0
+fi
+
+
 # Halt the system on exit unless we're interactive, in which case
 # we're debugging.
 
diff --git a/prep/container/build.service b/prep/container/build.service
index ad7247d..099d29c 100644
--- a/prep/container/build.service
+++ b/prep/container/build.service
@@ -5,7 +5,7 @@ After=multi-user.target
 
 [Service]
 Type=exec
-PassEnvironment=BUILD_NO_HALT
+PassEnvironment=BUILD_NO_AUTO BUILD_NO_HALT
 ExecStart=/usr/bin/build
 
 StandardInput=tty-force