From ea0fc6e65aeb76020dfefc148823273015473d45 Mon Sep 17 00:00:00 2001
From: June <june@jsts.xyz>
Date: Sun, 16 Feb 2025 23:33:36 +0100
Subject: [PATCH] make settings configurable via environment variables set
externally
---
README.md | 5 ++++-
build-proxmox-template | 10 +++++-----
2 files changed, 9 insertions(+), 6 deletions(-)
diff --git a/README.md b/README.md
index 21902ea..dbce297 100644
--- a/README.md
+++ b/README.md
@@ -7,7 +7,10 @@ The script uses the package [`libguestfs-tools`](https://libguestfs.org)' `virt-
## Building the Template
### Configuration Options
-Verify that the settings at the beginning of the script are suitable to the cluster you want to create the template from.
+
+The following settings are available for configuration by setting the respective environment variable.
+Verify that the configured settings are suitable for the cluster you want to create the template for.
+If left unset, the respective default value will be used.
| Variable | Default | Description |
| --------- | --------------------------------------- | ---------------------------------------------------------------------- |
diff --git a/build-proxmox-template b/build-proxmox-template
index db73021..c4263e5 100755
--- a/build-proxmox-template
+++ b/build-proxmox-template
@@ -5,11 +5,11 @@
# Needs apt install libguestfs-tools
#
-VMID=9023
-STORAGE=local-zfs
-OS=debian-12
-NAME=chaos-${OS}-tmpl-$(date -u +%Y-%m-%d)
-BRIDGE=vmbr0,tag=208
+: "${VMID:=9023}"
+: "${STORAGE:=local-zfs}"
+: "${OS:=debian-12}"
+: "${NAME:=chaos-${OS}-tmpl-$(date -u +%Y-%m-%d)}"
+: "${BRIDGE:=vmbr0,tag=208}"
set -eE