119 lines
5.3 KiB
Shell
Executable file
119 lines
5.3 KiB
Shell
Executable file
#!/usr/bin/env bash
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set -euo pipefail
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root="$(cd "$(dirname "$0")/.." && pwd)"
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revision=9f8f6c917885d9ef3d84c17280939c012dea0dfe
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archive_checksum=9d96426115f1bf54ef09ba41964c73dc3c809743519c8442016b8dd3fce0889d
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patch_files=(
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"$root/patches/gvisor-9f8f6c917-directory-handles.patch"
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"$root/patches/gvisor-9f8f6c917-private-ownership.patch"
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"$root/patches/gvisor-9f8f6c917-per-description-file-handles.patch"
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"$root/patches/gvisor-9f8f6c917-hostinet-recv-flags.patch"
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"$root/patches/gvisor-9f8f6c917-gofer-zombie-state.patch"
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)
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patch_checksums=(
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541420eece9ec7efbef156bdb726744ead6b4d991d41c5560f4fdfe83fb2357a
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79a8c98502d3bb7c254ffb0885dbd26afffac227d04a0091ff91383df0842561
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2403efb81df3185145d18ebdf8d511252fbc2fb414bae4746d7fe471ec4ea9d9
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d3f49a22fe60955d422f63557bc16907fdf65dff368dff296af5535a67b76e74
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2b7c7444dc56ff47e63af951c24d1dd30092c278c4cba7a6dcd3c3f1062c3206
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)
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patch_digest=669b658a29c006d7fd0a472f959265ee79f1fbc78673d0cdc3b31a7721afab98
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bazel_version=8.3.1
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module_lock="$root/patches/gvisor-9f8f6c917-MODULE.bazel.lock"
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module_checksum=8402c7beb4baf2c666f4b78e400ea3f15514b56117598c2cb5411d6a35208d34
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build_id=9e711e005f13402e728a0c3ada3fdc67a38918da31f720e5be1006edc4272a51
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archive="$root/.lazaret/cache/gvisor-$revision.tar.gz"
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source="$root/.lazaret/vendor/gvisor-$build_id"
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binary="$root/.lazaret/bin/lazaret-runsc-$build_id"
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mode=source
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if [[ "${1:-}" == "--build" && $# -eq 1 ]]; then
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mode=build
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elif [[ "${1:-}" == "--test" && $# -eq 1 ]]; then
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mode=test
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elif [[ $# -ne 0 ]]; then
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printf '%s\n' 'usage: tools/materialize-runsc [--build|--test]' >&2
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exit 2
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fi
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fail() {
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printf 'materialize-runsc: %s\n' "$*" >&2
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exit 1
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}
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for command in curl make patch sha256sum tar; do
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command -v "$command" >/dev/null 2>&1 || fail "$command is required"
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done
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for index in "${!patch_files[@]}"; do
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patch_file="${patch_files[$index]}"
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[[ -f "$patch_file" ]] || fail "missing patch: $patch_file"
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[[ "$(sha256sum "$patch_file" | cut -d ' ' -f 1)" == "${patch_checksums[$index]}" ]] ||
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fail "patch checksum mismatch: $patch_file"
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done
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[[ "$(printf '%s\n' "${patch_checksums[@]}" | sha256sum | cut -d ' ' -f 1)" == "$patch_digest" ]] ||
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fail 'ordered patch digest mismatch'
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[[ -f "$module_lock" ]] || fail "missing module lock: $module_lock"
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[[ "$(sha256sum "$module_lock" | cut -d ' ' -f 1)" == "$module_checksum" ]] ||
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fail 'module lock checksum mismatch'
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stamp="$revision $archive_checksum $patch_digest $bazel_version $module_checksum $build_id"
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if [[ ! -f "$source/.lazaret-materialization" ]]; then
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mkdir -p "$root/.lazaret/cache" "$root/.lazaret/vendor"
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if [[ ! -f "$archive" ]]; then
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partial="$archive.partial.$$"
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trap 'rm -f "$partial"' EXIT
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curl --fail --location --output "$partial" \
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"https://codeload.github.com/google/gvisor/tar.gz/$revision"
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[[ "$(sha256sum "$partial" | cut -d ' ' -f 1)" == "$archive_checksum" ]] ||
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fail 'downloaded archive checksum mismatch'
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mv "$partial" "$archive"
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trap - EXIT
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fi
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[[ "$(sha256sum "$archive" | cut -d ' ' -f 1)" == "$archive_checksum" ]] ||
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fail 'cached archive checksum mismatch'
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temporary="$(mktemp -d "$root/.lazaret/vendor/.gvisor-$build_id.XXXXXX")"
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trap 'rm -rf "$temporary"' EXIT
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tar -xzf "$archive" -C "$temporary"
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extracted="$temporary/gvisor-$revision"
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[[ -d "$extracted" ]] || fail 'archive has an unexpected root directory'
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for patch_file in "${patch_files[@]}"; do
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patch --directory="$extracted" --strip=1 --batch --fuzz=0 --forward <"$patch_file"
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done
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[[ "$(tr -d '\n' <"$extracted/.bazelversion")" == "$bazel_version" ]] ||
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fail 'Bazel version mismatch'
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install -m 0644 "$module_lock" "$extracted/MODULE.bazel.lock"
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printf '%s\n' "$stamp" >"$extracted/.lazaret-materialization"
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[[ ! -e "$source" ]] || fail 'immutable source destination already exists without a valid stamp'
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mv "$extracted" "$source"
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trap - EXIT
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elif [[ "$(tr -d '\n' <"$source/.lazaret-materialization")" != "$stamp" ]]; then
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fail 'materialized source identity mismatch'
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fi
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if [[ "$mode" == test ]]; then
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make -C "$source" test \
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TARGETS='//pkg/sentry/fsimpl/gofer:gofer_test //runsc/fsgofer:lisafs_test //test/syscalls:socket_ip_tcp_generic_loopback_test_native //test/syscalls:socket_ip_tcp_generic_loopback_test_runsc_systrap_hostnet'
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make -C "$source" test OPTIONS='--test_filter=TestProcessStateIsTerminal' \
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TARGETS=//runsc/container:container_test
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fi
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if [[ "$mode" != source ]]; then
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make -C "$source" build TARGETS=//runsc:runsc
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built="$source/bazel-bin/runsc/runsc_/runsc"
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[[ -x "$built" ]] || fail 'canonical build did not produce runsc'
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version_output="$($built --version 2>&1)"
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[[ "$version_output" == $'runsc version 0.0.0\nspec: 1.2.1' ]] ||
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fail 'built runsc reports an unexpected version'
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mkdir -p "$root/.lazaret/bin"
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if [[ ! -e "$binary" ]]; then
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temporary_binary="$root/.lazaret/bin/.lazaret-runsc-$build_id.$$"
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trap 'rm -f "$temporary_binary"' EXIT
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install -m 0755 "$built" "$temporary_binary"
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mv "$temporary_binary" "$binary"
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trap - EXIT
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fi
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[[ -x "$binary" ]] || fail 'materialized runsc is not executable'
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sha256sum "$binary" >"$binary.sha256"
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printf '%s\n' "$binary"
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fi
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