From cdcf87f8794988055ee0c2b5b32b51688e491e0a Mon Sep 17 00:00:00 2001
From: Pierre-Olivier Mercier <nemunaire@nemunai.re>
Date: Mon, 20 Feb 2023 20:03:49 +0100
Subject: [PATCH] shadow-up: Don't polute everithing...

---
 pkg/challenge/init       | 6 +++---
 pkg/shadow-up/Dockerfile | 2 +-
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/pkg/challenge/init b/pkg/challenge/init
index 5036537..960a92d 100755
--- a/pkg/challenge/init
+++ b/pkg/challenge/init
@@ -3,6 +3,9 @@
 mount -t proc proc /proc
 mount -t sysfs sysfs /sys
 
+rm /dev/null; mknod -m 0666 /dev/null c 1 3
+rm /dev/zero; mknod -m 0666 /dev/zero c 1 5
+
 ln -sf ssmtp /usr/sbin/sendmail
 
 mdev -s
@@ -63,9 +66,6 @@ done
 /usr/bin/setsid /bin/shadow-up > /dev/null 2> /var/log/sup.log &
 
 # Prepare bonus 2
-rm /dev/null; mknod -m 0666 /dev/null c 1 3
-rm /dev/zero; mknod -m 0666 /dev/zero c 1 5
-
 mkdir -p /mnt
 
 for l in a b c d e f g h i j k l m n o p q r s t u v w x y z zz; do
diff --git a/pkg/shadow-up/Dockerfile b/pkg/shadow-up/Dockerfile
index 5814f81..7856e0f 100644
--- a/pkg/shadow-up/Dockerfile
+++ b/pkg/shadow-up/Dockerfile
@@ -12,7 +12,7 @@ ADD cmd ./
 RUN go build -v -ldflags="-s -w" -tags netgo -o shadow-up
 
 
-FROM alpine:3.17
+FROM scratch
 MAINTAINER Pierre-Olivier Mercier <nemunaire@nemunai.re>
 
 COPY --from=gobuild /go/src/shadow-up/shadow-up /bin/shadow-up