Save image to temperary file instead of to stdout.

build/build-stormux.sh

@@ -31,6 +31,9 @@ cleanup() {
         partx -d "${loopdev}"
         losetup --detach "${loopdev}"
     fi
+    if [[ -n "${imageFileName}" ]]; then
+        rm "${imageFileName}"
+    fi
     exit 0
 }
 
@@ -139,7 +142,9 @@ mkdir /mnt/boot
 mount "${loopdev}p1" /mnt/boot
 # Things are mounted now, so set mounted to 0 (bash true)
 mounted=0
-wget "${url[$imageVersion]}" -O- | bsdtar -xpf - -C /mnt
+imageFileName=$(mktemp)
+wget "${url[$imageVersion]}" -O "${imageFileName}"
+bsdtar -xpf "${imageFileName}" -C /mnt
 arch-chroot /mnt << EOF
 # set up pacman
 pacman-key --init