From 781f014eb86f7e7dc05e660d427d54eabde3d2c0 Mon Sep 17 00:00:00 2001
From: namilsk <namilsk@namilsk.tech>
Date: Mon, 12 Jan 2026 15:52:46 +0300
Subject: Added test script

---
 vmtest/test.sh | 102 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 102 insertions(+)
 create mode 100755 vmtest/test.sh

(limited to 'vmtest/test.sh')

diff --git a/vmtest/test.sh b/vmtest/test.sh
new file mode 100755
index 0000000..33f1755
--- /dev/null
+++ b/vmtest/test.sh
@@ -0,0 +1,102 @@
+#!/bin/sh
+set -e
+
+IMAGE_NAME="anthrill.iso"
+ROOTFS_DIR="alpine-rootfs"
+MNT_DIR="mnt"
+
+# nix-shell vmtest.nix
+
+if [ ! -f alpine-make-rootfs ]; then
+    wget https://raw.githubusercontent.com/alpinelinux/alpine-make-rootfs/v0.8.1/alpline-make-rootfs \
+        && echo '2b21327244d2d63082dd4780e22549221e298206  alpine-make-rootfs' | sha1sum -c \
+        || exit 1
+    chmod +x alpine-make-rootfs
+fi
+
+
+./alpine-make-rootfs \
+    --branch v3.22 \
+    --packages 'linux-lts linux-firmware grub efibootmgr mkinitfs e2fsprogs dosfstools bash' \
+    --timezone 'Europe/Moscow' \
+    "$ROOTFS_DIR"
+
+rm -f "$ROOTFS_DIR/sbin/init"
+install -Dm755 ../target/release/x86_64-linux-musl/init "$ROOTFS_DIR/sbin/init"
+
+cat > "$ROOTFS_DIR/etc/fstab" <<EOF
+# <file system>        <mount point>  <type>  <options>         <dump>  <pass>
+/dev/sda2              /              ext4    defaults          0       1
+/dev/sda1              /boot/efi      vfat    umask=0077        0       2
+EOF
+
+
+KERNEL_VERSION=$(ls "$ROOTFS_DIR/lib/modules/" | grep -E '^[0-9]+\.' | head -n1)
+if [ -z "$KERNEL_VERSION" ]; then
+    echo "Err: couldnt find kernel dir in $ROOTFS_DIR/lib/modules/"
+    exit 1
+fi
+
+mkdir -p "$MNT_DIR/root" "$MNT_DIR/boot"
+
+dd if=/dev/zero of="$IMAGE_NAME" bs=1M count=512
+sfdisk "$IMAGE_NAME" <<EOF
+label: gpt
+device: $IMAGE_NAME
+unit: sectors
+
+start=2048, size=204800, type=C12A7328-F81F-11D2-BA4B-00A0C93EC93B, name="EFI System Partition"
+start=206848, size=, type=0FC63DAF-8483-4772-8E79-3D69D8477DE4, name="Linux filesystem"
+EOF
+
+LOOP_DEV=$(sudo losetup --find --show --partscan "$IMAGE_NAME")
+BOOT_PART="${LOOP_DEV}p1"
+ROOT_PART="${LOOP_DEV}p2"
+
+
+mkfs.vfat -F 32 "$BOOT_PART"
+mkfs.ext4 "$ROOT_PART"
+
+
+mount "$ROOT_PART" "$MNT_DIR/root"
+mount "$BOOT_PART" "$MNT_DIR/boot"
+cp -a "$ROOTFS_DIR"/* "$MNT_DIR/root/"
+mkdir -p "$MNT_DIR/root/boot/efi"
+mount --bind "$MNT_DIR/boot" "$MNT_DIR/root/boot/efi"
+
+chroot "$MNT_DIR/root" mkinitfs "$KERNEL_VERSION"
+
+mkdir -p "$MNT_DIR/root/boot/grub"
+cat > "$MNT_DIR/root/boot/grub/grub.cfg" <<GRUBCFG
+insmod part_gpt
+insmod fat
+insmod efi_gop
+insmod efi_uga
+
+set timeout=3
+menuentry "Anthrill OS" {
+    linux /vmlinuz-${KERNEL_VERSION} root=/dev/sda2 ro quiet
+    initrd /initramfs-${KERNEL_VERSION}
+}
+GRUBCFG
+
+grub-install --target=x86_64-efi \
+    --efi-directory="$MNT_DIR/boot" \
+    --boot-directory="$MNT_DIR/root/boot" \
+    --removable \
+    --no-nvram \
+    --bootloader-id=anthrill
+
+umount "$MNT_DIR/root/boot/efi"
+umount "$MNT_DIR/boot"
+umount "$MNT_DIR/root"
+losetup -d "$LOOP_DEV"
+
+echo "Running qemu"
+qemu-system-x86_64 \
+    -machine q35,accel=kvm:tcg \
+    -cpu host \
+    -m 1G \
+    -bios /usr/share/edk2-ovmf/OVMF_CODE.fd \
+    -drive file="$IMAGE_NAME",format=raw,if=virtio \
+    -net nic -net user
-- 
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