initramfs: Build dependencies as part of the Dockerfile

This will help to not have to build those on every CI run, and rather
take advantage of the cached image.

Fixes: #7084

Signed-off-by: Fabiano Fidêncio <fabiano.fidencio@intel.com>
(cherry picked from commit c720869eef)

tools/packaging/static-build/initramfs/Dockerfile

@@ -4,6 +4,13 @@
 from ubuntu:20.04
 
 ARG DEBIAN_FRONTEND=noninteractive
+ARG cryptsetup_repo=${cryptsetup_repo}
+ARG cryptsetup_version=${cryptsetup_version}
+ARG lvm2_repo=${lvm2_repo}
+ARG lvm2_version=${lvm2_version}
+
+SHELL ["/bin/bash", "-o", "pipefail", "-c"]
+
 ENV TZ=UTC
 RUN apt-get update &&\
     apt-get --no-install-recommends install -y software-properties-common &&\
@@ -35,4 +42,31 @@ RUN apt-get update &&\
 	    libseccomp-dev \
 	    libseccomp2 \
 	    zlib1g-dev &&\
-    apt-get clean && rm -rf /var/lib/apt/lists/
+    apt-get clean && rm -rf /var/lib/apt/lists/ && \
+    build_root=$(mktemp -d) && \
+    pushd ${build_root} && \
+    echo "Build ${lvm2_repo} version: ${lvm2_version}" && \
+    git clone --depth 1 --branch "${lvm2_version}" "${lvm2_repo}" lvm2 && \
+    pushd lvm2 && \
+    ./configure --enable-static_link --disable-selinux && \
+    make && make install && \
+    cp ./libdm/libdevmapper.pc /usr/lib/pkgconfig/devmapper.pc && \
+    popd && \
+    echo "Build ${cryptsetup_repo} version: ${cryptsetup_version}" && \
+    git clone --depth 1 --branch "${cryptsetup_version}" "${cryptsetup_repo}" cryptsetup && \
+    pushd cryptsetup && \
+    ./autogen.sh && \
+    ./configure  --enable-static --enable-static-cryptsetup --disable-udev --disable-external-tokens --disable-ssh-token && \
+    make && make install && \
+    strip /usr/sbin/veritysetup.static && \
+    popd && \
+    echo "Build gen_init_cpio tool" && \
+    git clone --depth 1 --filter=blob:none --sparse https://github.com/torvalds/linux.git && \
+    pushd linux && \
+    git sparse-checkout add usr && cd usr && make gen_init_cpio && \
+    install gen_init_cpio /usr/sbin/ && \
+    popd && \
+    popd && \
+    rm -rf ${build_root}
+
+COPY init.sh /usr/sbin/init.sh

tools/packaging/static-build/initramfs/build-initramfs.sh

@@ -12,44 +12,4 @@ script_dir="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
 source "${script_dir}/../../scripts/lib.sh"
 install_dir="${1:-.}"
 
-cryptsetup_repo="${cryptsetup_repo:-}"
-cryptsetup_version="${cryptsetup_version:-}"
-lvm2_repo="${lvm2_repo:-}"
-lvm2_version="${lvm2_version:-}"
-
-[ -n "${cryptsetup_repo}" ] || die "Failed to get cryptsetup repo"
-[ -n "${cryptsetup_version}" ] || die "Failed to get cryptsetup version"
-[ -n "${lvm2_repo}" ] || die "Failed to get lvm2 repo"
-[ -n "${lvm2_version}" ] || die "Failed to get lvm2 version"
-
-build_root=$(mktemp -d)
-pushd ${build_root}
-
-info "Build ${lvm2_repo} version: ${lvm2_version}"
-git clone --depth 1 --branch "${lvm2_version}" "${lvm2_repo}" lvm2
-pushd lvm2
-./configure --enable-static_link --disable-selinux
-make && make install
-cp ./libdm/libdevmapper.pc /usr/lib/pkgconfig/devmapper.pc
-popd #lvm2
-
-info "Build ${cryptsetup_repo} version: ${cryptsetup_version}"
-git clone --depth 1 --branch "${cryptsetup_version}" "${cryptsetup_repo}" cryptsetup
-pushd cryptsetup
-./autogen.sh
-./configure  --enable-static --enable-static-cryptsetup --disable-udev --disable-external-tokens --disable-ssh-token
-make && make install
-strip /usr/sbin/veritysetup.static
-popd #cryptsetup
-
-info "Build gen_init_cpio tool"
-git clone --depth 1 --filter=blob:none --sparse https://github.com/torvalds/linux.git
-pushd linux
-git sparse-checkout add usr && cd usr && make gen_init_cpio
-install gen_init_cpio /usr/sbin/
-popd #linux
-
-popd #${build_root}
-
-install "${script_dir}/init.sh" /usr/sbin/
 gen_init_cpio "${script_dir}/initramfs.list" | gzip -9 -n > "${install_dir}"/initramfs.cpio.gz

tools/packaging/static-build/initramfs/build.sh

@@ -35,15 +35,15 @@ package_output_dir="${package_output_dir:-}"
 container_image="${BUILDER_REGISTRY}:initramfs-cryptsetup-${cryptsetup_version}-lvm2-${lvm2_version}-$(get_last_modification ${repo_root_dir} ${script_dir})"
 
 sudo docker pull ${container_image} || (sudo docker build \
+	--build-arg cryptsetup_repo="${cryptsetup_repo}" \
+	--build-arg cryptsetup_version="${cryptsetup_version}" \
+	--build-arg lvm2_repo="${lvm2_repo}" \
+	--build-arg lvm2_version="${lvm2_version}" \
 	-t "${container_image}" "${script_dir}" && \
 	# No-op unless PUSH_TO_REGISTRY is exported as "yes"
 	push_to_registry "${container_image}")
 
 sudo docker run --rm -i -v "${repo_root_dir}:${repo_root_dir}" \
 	-w "${PWD}" \
-	--env cryptsetup_repo="${cryptsetup_repo}" \
-	--env cryptsetup_version="${cryptsetup_version}" \
-	--env lvm2_repo="${lvm2_repo}" \
-	--env lvm2_version="${lvm2_version}" \
 	"${container_image}" \
 	bash -c "${initramfs_builder} ${default_install_dir}"