Bill Richardson | d355d9b | 2012-03-07 13:44:25 -0800 | [diff] [blame] | 1 | #!/bin/bash -eu |
| 2 | # |
| 3 | # Copyright (c) 2012 The Chromium OS Authors. All rights reserved. |
| 4 | # Use of this source code is governed by a BSD-style license that can be |
| 5 | # found in the LICENSE file. |
| 6 | # |
| 7 | # This generates the pre-change test data used to ensure that modifications to |
| 8 | # VbFirmwarePreambleHeader and VbKernelPreambleHeader will not break the |
| 9 | # signing tools for older releases. This was run *before* any modifications, so |
| 10 | # be sure to revert the repo back to the correct point if you need to run it |
| 11 | # again. |
| 12 | |
| 13 | |
| 14 | # Load common constants and variables for tests. |
| 15 | . "$(dirname "$0")/common.sh" |
| 16 | |
| 17 | # Load routines to generate keypairs |
| 18 | . "${ROOT_DIR}/scripts/keygeneration/common.sh" |
| 19 | |
| 20 | # all algs |
| 21 | algs="0 1 2 3 4 5 6 7 8 9 10 11" |
| 22 | |
| 23 | # output directories |
| 24 | PREAMBLE_DIR="${SCRIPT_DIR}/preamble_tests" |
| 25 | DATADIR="${PREAMBLE_DIR}/data" |
| 26 | V2DIR="${PREAMBLE_DIR}/preamble_v2x" |
| 27 | |
| 28 | for d in "${PREAMBLE_DIR}" "${DATADIR}" "${V2DIR}"; do |
| 29 | [ -d "$d" ] || mkdir -p "$d" |
| 30 | done |
| 31 | |
| 32 | |
| 33 | # generate a bunch of data keys |
| 34 | for d in $algs; do |
| 35 | make_pair "${DATADIR}/data_$d" "$d" |
| 36 | done |
| 37 | |
| 38 | # generate a bunch of root keys |
| 39 | for r in $algs; do |
| 40 | make_pair "${DATADIR}/root_$r" "$r" |
| 41 | done |
| 42 | |
| 43 | # generate keyblocks using all possible combinations |
| 44 | for d in $algs; do |
| 45 | for r in $algs; do |
| 46 | make_keyblock "${DATADIR}/kb_${d}_${r}" 15 \ |
| 47 | "${DATADIR}/data_$d" "${DATADIR}/root_$r" |
| 48 | done |
| 49 | done |
| 50 | |
| 51 | # make a dummy kernel key because we have to have one (crosbug.com/27142) |
| 52 | make_pair "${DATADIR}/dummy_0" 0 |
| 53 | |
| 54 | # and a few more dummy files just because (crosbug.com/23548) |
| 55 | echo "hi there" > "${DATADIR}/dummy_config.txt" |
| 56 | dd if=/dev/urandom bs=32768 count=1 of="${DATADIR}/dummy_bootloader.bin" |
| 57 | |
| 58 | # make some fake data |
| 59 | dd if=/dev/urandom of="${DATADIR}/FWDATA" bs=32768 count=1 |
| 60 | dd if=/dev/urandom of="${DATADIR}/KERNDATA" bs=32768 count=1 |
| 61 | |
| 62 | |
| 63 | # Now sign the firmware and kernel data in all the possible ways using the |
| 64 | # pre-change tools. |
| 65 | for d in $algs; do |
| 66 | for r in $algs; do |
| 67 | vbutil_firmware --vblock "${V2DIR}/fw_${d}_${r}.vblock" \ |
| 68 | --keyblock "${DATADIR}/kb_${d}_${r}.keyblock" \ |
| 69 | --signprivate "${DATADIR}/data_${d}.vbprivk" \ |
| 70 | --version 1 \ |
| 71 | --kernelkey "${DATADIR}/dummy_0.vbpubk" \ |
| 72 | --fv "${DATADIR}/FWDATA" |
| 73 | vbutil_kernel --pack "${V2DIR}/kern_${d}_${r}.vblock" \ |
| 74 | --keyblock "${DATADIR}/kb_${d}_${r}.keyblock" \ |
| 75 | --signprivate "${DATADIR}/data_${d}.vbprivk" \ |
| 76 | --version 1 \ |
| 77 | --arch arm \ |
| 78 | --vmlinuz "${DATADIR}/KERNDATA" \ |
| 79 | --bootloader "${DATADIR}/dummy_bootloader.bin" \ |
| 80 | --config "${DATADIR}/dummy_config.txt" |
| 81 | done |
| 82 | done |
| 83 | |
| 84 | |