move the alpine release version to one place (config)

README.md

@@ -92,7 +92,7 @@ If you dont like the imaging method above, you can also use the official Alpine
 
 ## 1. Boot Alpine installer
 
-Get and boot Alpine 3.19: https://dl-cdn.alpinelinux.org/alpine/v3.19/releases/x86_64/alpine-extended-3.19.1-x86_64.iso
+Get and boot a recent Alpine release: https://alpinelinux.org/downloads/
 
 Note: Should be the extended edition, since that one has ZFS support.
 

devtools/createimage.sh

@@ -34,10 +34,15 @@ cd ../install
 ./6-install-extras.sh 
 ./7-cleanup.sh
 
-echo "ALPINEBOX: Compressing image..."
 losetup -d $LOOP_DEV 
 rm $IMAGE"".gz &>/dev/null || true
-gzip $IMAGE
+if ! [ "$SKIP_COMPRESS" ]; then
+    echo "ALPINEBOX: Compressing image..."
+    gzip -k $IMAGE
+fi
 
-echo "ALPINEBOX: Done, $IMAGE"".gz created."
+#so that runimage.sh works without root
+chmod 666 /tmp/alpine.img
+
+echo "ALPINEBOX: Done, $IMAGE created."
 

devtools/docker/build.sh

@@ -1,10 +1,27 @@
-#docker build  -t alpinebox .
+#!/bin/bash
 
-REPO=`cd ../..;pwd`
+#NOTE: use with INSTALL_ZPOOL=... to override rpool name
+
+set -e
+
+REPO=$(
+    cd ../..
+    pwd
+)
+
+source $REPO/install/config
 
 #make sure host OS has zfs
 modprobe zfs || true
 
-docker run --rm --privileged -w /repo/devtools -i -v /tmp:/tmp -v $REPO:/repo alpine:3.19 ./createimage.sh
-# docker run --rm --privileged -w /repo/devtools -itv $REPO:/repo alpine:3.19 
-
+docker run \
+    -e SKIP_COMPRESS=$SKIP_COMPRESS \
+    -e INSTALL_ZPOOL=$INSTALL_ZPOOL \
+    --rm \
+    --privileged \
+    -w /repo/devtools \
+    -i \
+    -v /tmp:/tmp \
+    -v $REPO:/repo \
+    alpine:$ALPINE_RELEASE \
+    ./createimage.sh

devtools/runimage.sh

@@ -0,0 +1,14 @@
+#!/bin/bash
+
+#boot the generated image in qemu to test it
+
+set -e 
+
+qemu-system-x86_64 \
+    -enable-kvm \
+    -smp 4 \
+    -m 4096 \
+    -device virtio-blk-pci,drive=drive0,id=virtblk0,num-queues=4 \
+    -drive file=/tmp/alpine.img,format=raw,if=none,id=drive0 \
+    -boot order=c 
+

install/3-install-bootloader.sh

@@ -30,11 +30,13 @@ mkdir -p /mnt/boot/EFI/BOOT/
 cp zfsbootmenu.EFI /mnt/boot/EFI/BOOT/BOOTX64.EFI
 
 #BIOS version:
+#We use syslinux to chainboot to zfsbootmenu
 mkdir -p /mnt/boot/syslinux
 
 cp zfsbootmenu-*/* /mnt/boot/syslinux
 cp /usr/share/syslinux/*c32 /mnt/boot/syslinux
 cp $CWD/files/syslinux.cfg /mnt/boot/syslinux
+cp $CWD/files/syslinux.txt /mnt/boot/syslinux
 extlinux --install /mnt/boot/syslinux
 dd bs=440 count=1 conv=notrunc if=/usr/share/syslinux/gptmbr.bin of=$INSTALL_DISK
 

install/4-create-zpool.sh

@@ -1,7 +1,7 @@
 #!/bin/sh
 set -e
 
-
+source config
 
 echo "ALPINEBOX: Creating zpool on $INSTALL_DISK"
 
@@ -29,4 +29,8 @@ zpool set bootfs=$INSTALL_ZPOOL/ROOT $INSTALL_ZPOOL
 # zpool import -N -R /mnt $INSTALL_ZPOOL
 zfs mount $INSTALL_ZPOOL/ROOT
 
+#set default zfsbootmenu kernel commandline
+zfs set org.zfsbootmenu:commandline="$APPEND" $INSTALL_ZPOOL/ROOT
+
+
 echo "ALPINEBOX: Done, $INSTALL_ZPOOL mounted under /mnt/newroot"

install/config

@@ -1,2 +1,4 @@
+ALPINE_RELEASE=3.19
+APPEND="loglevel=4"
 CONFIG_ZFSBOOTMENU_EFI="https://github.com/zbm-dev/zfsbootmenu/releases/download/v2.3.0/zfsbootmenu-release-x86_64-v2.3.0-vmlinuz.EFI"
 CONFIG_ZFSBOOTMENU_BIOS="https://github.com/zbm-dev/zfsbootmenu/releases/download/v2.3.0/zfsbootmenu-recovery-x86_64-v2.3.0.tar.gz"

install/files/syslinux.cfg

@@ -5,6 +5,7 @@ MENU TITLE Syslinux
 # TIMEOUT 1
 
 DEFAULT zfsbootmenu
+DISPLAY /syslinux/syslinux.txt
 
 LABEL zfsbootmenu
   MENU LABEL ZFSBootMenu

install/files/syslinux.txt

@@ -0,0 +1,6 @@
+
+######################################
+# ALPINEBOX: Loading ZFSBootMenu ... #
+######################################
+
+