From 3bf0db5d9a664beded03264d678230cef44f0f13 Mon Sep 17 00:00:00 2001
From: Alexis Lahouze <alexis@lahouze.org>
Date: Thu, 17 Jan 2019 02:22:49 +0100
Subject: [PATCH] Download stage3 only if it does not exist.

---
 entrypoint.sh | 27 ++++++++++++++++++---------
 1 file changed, 18 insertions(+), 9 deletions(-)

diff --git a/entrypoint.sh b/entrypoint.sh
index 83f6e53..9555622 100755
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -7,17 +7,26 @@ die() {
 
 set -e
 
-# Get latest stage3 tag
-STAGE3_TAG=$(wget -q -O - \
-    http://distfiles.gentoo.org/releases/amd64/autobuilds/latest-stage3-amd64.txt \
-    | grep -v "^#" | cut -d ' ' -f 1)
+if [ ! -r /var/lib/catalyst/store/builds/default/stage3-amd64-latest.tar.xz ]
+then
+    # Get latest stage3 tag
+    STAGE3_TAG=$(wget -q -O - \
+        http://distfiles.gentoo.org/releases/amd64/autobuilds/latest-stage3-amd64.txt \
+        | grep -v "^#" | cut -d ' ' -f 1)
 
-# Download latest stable stage3 build
-wget -q -N -P /var/lib/catalyst/store/builds/ \
-    http://distfiles.gentoo.org/releases/amd64/autobuilds/${STAGE3_TAG}
+    # Download latest stable stage3 build
+    wget -q -N -P /var/lib/catalyst/store/builds/ \
+        http://distfiles.gentoo.org/releases/amd64/autobuilds/${STAGE3_TAG} \
+        -O /var/lib/catalyst/store/builds/default/stage3-amd64-latest.tar.xz
 
-ln -sf /var/lib/catalyst/store/builds/$(basename ${STAGE3_TAG}) \
-       /var/lib/catalyst/store/builds/stage3-amd64-latest.tar.xz
+    wget -q -N -P /var/lib/catalyst/store/builds/ \
+        http://distfiles.gentoo.org/releases/amd64/autobuilds/${STAGE3_TAG}.CONTENTS \
+        -O /var/lib/catalyst/store/builds/default/stage3-amd64-latest.tar.xz.CONTENTS
+
+    wget -q -N -P /var/lib/catalyst/store/builds/ \
+        http://distfiles.gentoo.org/releases/amd64/autobuilds/${STAGE3_TAG}.DIGESTS \
+        -O /var/lib/catalyst/store/builds/default/stage3-amd64-latest.tar.xz.DIGESTS
+fi
 
 # Download latest portage snapshot
 wget -q -N -P /var/lib/catalyst/store/snapshots/ \