get-modular.sh

#!/bin/bash

# handy command to compare two images sources: 
# diff -r -x ".repo" -x ".git" -x "tmp" -x "bitbake" -x "bitbake-cookerdaemon.log" -x "bitbake.lock" -x "cache" -x "lib" -x "sstate-cache" -x "downloads" yetanother/ original/

cd srcs/poky
echo "Adding meta-dstack layer..."
bitbake-layers add-layer meta-dstack
echo "Replace confidential compute layer with gcp compatible patch and removing proxy"
rm -rf meta-confidential-compute
git clone https://github.com/flashbots/meta-confidential-compute
cd meta-confidential-compute
git checkout v3
cd recipes-core; rm -rf cvm-*;cd ..;cd ..

git clone https://git.yoctoproject.org/meta-virtualization.git
cd meta-virtualization/
git checkout scarthgap 
cd ..
cd meta-openembedded
git checkout scarthgap
cd ..
bitbake-layers add-layer meta-openembedded
bitbake-layers add-layer ./meta-openembedded/meta-oe/
bitbake-layers add-layer ./meta-openembedded/meta-python/
bitbake-layers add-layer ./meta-openembedded/meta-networking
bitbake-layers add-layer ./meta-openembedded/meta-filesystems/
bitbake-layers add-layer meta-virtualization

git clone https://github.com/flashbots/meta-custom-podman
mv meta-custom-podman/recipes-core/images/cvm-initramfs.bbappend meta-custom-podman/recipes-core/images/core-image-minimal.bbappend
bitbake-layers add-layer meta-custom-podman

echo "Applying dstack patches"

for patch_file in meta-dstack/patches/*; do
    if [ -f "$patch_file" ]; then
        base_patch=$(basename "$patch_file")
        # we want to disable the tweaks on prod
        if [ "${PROD:-false}" = "true" ] && [ "$base_patch" = "local.conf.patch" ]; then
            echo "PROD enabled: using production patch for local.conf"
            patch_file="meta-dstack/prod-patches/local.conf.patch"
        fi

        echo "Processing patch: $patch_file"
        header_line=$(grep '^--- ' "$patch_file" | head -n1)
        if [ -z "$header_line" ]; then
            echo "No header found in $patch_file; Shouldn't be happening, please report as a bug."
            continue
        fi
        target_path=$(echo "$header_line" | awk '{print $2}')
        target_path=${target_path%.orig}
        patch -N "$target_path" -i "$patch_file"
    fi
done

echo "You got modular dstack!"