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Resolve transparent release binary filename issues #5004

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32 changes: 22 additions & 10 deletions justfile
Original file line number Diff line number Diff line change
Expand Up @@ -24,17 +24,29 @@ oak_restricted_kernel_bin:
env --chdir=oak_restricted_kernel_bin cargo build --release --bin=oak_restricted_kernel_bin

_wrap_kernel kernel_bin_prefix:
env --chdir=oak_restricted_kernel_wrapper OAK_RESTRICTED_KERNEL_FILE_NAME={{kernel_bin_prefix}}_bin cargo build --release
rust-objcopy --output-target=binary oak_restricted_kernel_wrapper/target/x86_64-unknown-none/release/oak_restricted_kernel_wrapper oak_restricted_kernel_wrapper/target/x86_64-unknown-none/release/{{kernel_bin_prefix}}_wrapper_bin
rm -rf oak_restricted_kernel_wrapper/target/released_bin_with_components_{{kernel_bin_prefix}}
mkdir -p oak_restricted_kernel_wrapper/target/released_bin_with_components_{{kernel_bin_prefix}}
cp \
oak_restricted_kernel_wrapper/target/x86_64-unknown-none/release/{{kernel_bin_prefix}}_wrapper_bin \
oak_restricted_kernel_wrapper/target/released_bin_with_components_{{kernel_bin_prefix}}/bzimage
#!/usr/bin/env bash
# This script builds and then wraps a kernel as a bzImage. It outputs the bzimage and its constituent parts for measurement.
KERNEL_BIN_PREFIX="{{kernel_bin_prefix}}"
OAK_WRAPPER_DIR="oak_restricted_kernel_wrapper"
BIN_DIR="${OAK_WRAPPER_DIR}/bin/${KERNEL_BIN_PREFIX}"
RUST_TARGET_DIR="${OAK_WRAPPER_DIR}/target/x86_64-unknown-none/release"
KERNEL_BIN_PATH="${RUST_TARGET_DIR}/oak_restricted_kernel_wrapper"

# Ensure clean state for the binaries. All binaries in "${BIN_DIR}" will be included in any provenances.
rm -rf "${BIN_DIR}"
mkdir -p "${BIN_DIR}"

# Wrap the kernel as a bzImage.
env --chdir="${OAK_WRAPPER_DIR}" OAK_RESTRICTED_KERNEL_FILE_NAME="${KERNEL_BIN_PREFIX}_bin" cargo build --release

# Copy the kernel binary to the designated location.
rust-objcopy --output-target=binary "${KERNEL_BIN_PATH}" "${BIN_DIR}/${KERNEL_BIN_PREFIX}_wrapper_bin"

# Process the kernel binary using oak_kernel_measurement.
cargo run --package oak_kernel_measurement -- \
--kernel=oak_restricted_kernel_wrapper/target/released_bin_with_components_{{kernel_bin_prefix}}/bzimage \
--kernel-setup-data-output=oak_restricted_kernel_wrapper/target/released_bin_with_components_{{kernel_bin_prefix}}/kernel_setup_data \
--kernel-image-output=oak_restricted_kernel_wrapper/target/released_bin_with_components_{{kernel_bin_prefix}}/kernel_image
--kernel="${BIN_DIR}/${KERNEL_BIN_PREFIX}_wrapper_bin" \
--kernel-setup-data-output="${BIN_DIR}/${KERNEL_BIN_PREFIX}_setup_data" \
--kernel-image-output="${BIN_DIR}/${KERNEL_BIN_PREFIX}_image"

oak_restricted_kernel_wrapper: oak_restricted_kernel_bin
just _wrap_kernel oak_restricted_kernel
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4 changes: 2 additions & 2 deletions kokoro/build_binaries_rust.sh
Original file line number Diff line number Diff line change
Expand Up @@ -30,8 +30,8 @@ touch "${KOKORO_ARTIFACTS_DIR}/binaries/git_commit_${KOKORO_GIT_COMMIT_oak:?}"
# Copy the generated binaries to Placer. The timestamps are used to convey
# the creation time.
readonly generated_binaries=(
./oak_restricted_kernel_wrapper/target/x86_64-unknown-none/release/oak_restricted_kernel_simple_io_wrapper_bin
./oak_restricted_kernel_wrapper/target/x86_64-unknown-none/release/oak_restricted_kernel_simple_io_init_rd_wrapper_bin
./oak_restricted_kernel_wrapper/bin/oak_restricted_kernel_simple_io/oak_restricted_kernel_simple_io_bzimage
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./oak_restricted_kernel_wrapper/bin/oak_restricted_kernel_simple_io_init_rd/oak_restricted_kernel_simple_io_init_rd_bzimage
./oak_restricted_kernel_wrapper/cmd_line_regex.txt
./stage0_bin/target/x86_64-unknown-none/release/stage0_bin
./enclave_apps/target/x86_64-unknown-none/release/key_xor_test_app
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