76 lines
2.2 KiB
Bash
76 lines
2.2 KiB
Bash
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#!/bin/bash
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# Copyright (c) 2014 The Chromium OS Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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#
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# End-to-end test for vboot2 kernel verification
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# Load common constants and variables.
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. "$(dirname "$0")/common.sh"
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set -e
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CGPT=${BIN_DIR}/cgpt
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echo 'Creating test kernel'
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# Run tests in a dedicated directory for easy cleanup or debugging.
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DIR="${TEST_DIR}/load_kernel_test_dir"
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[ -d "$DIR" ] || mkdir -p "$DIR"
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echo "Testing kernel verification in $DIR"
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cd "$DIR"
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# Dummy kernel data
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echo "hi there" > "dummy_config.txt"
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dd if=/dev/urandom bs=16384 count=1 of="dummy_bootloader.bin"
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dd if=/dev/urandom bs=32768 count=1 of="dummy_kernel.bin"
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# Pack kernel data key using original vboot utilities.
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${FUTILITY} vbutil_key --pack datakey.test \
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--key ${TESTKEY_DIR}/key_rsa2048.keyb --algorithm 4
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# Keyblock with kernel data key is signed by kernel subkey
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# Flags=5 means dev=0 rec=0
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${FUTILITY} vbutil_keyblock --pack keyblock.test \
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--datapubkey datakey.test \
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--flags 5 \
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--signprivate ${SCRIPT_DIR}/devkeys/kernel_subkey.vbprivk
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# Kernel preamble is signed with the kernel data key
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${FUTILITY} vbutil_kernel \
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--pack "kernel.test" \
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--keyblock "keyblock.test" \
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--signprivate ${TESTKEY_DIR}/key_rsa2048.sha256.vbprivk \
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--version 1 \
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--arch arm \
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--vmlinuz "dummy_kernel.bin" \
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--bootloader "dummy_bootloader.bin" \
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--config "dummy_config.txt"
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echo 'Verifying test kernel'
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# Verify the kernel
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${FUTILITY} vbutil_kernel \
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--verify "kernel.test" \
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--signpubkey ${SCRIPT_DIR}/devkeys/kernel_subkey.vbpubk
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happy 'Kernel verification succeeded'
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# Now create a dummy disk image
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echo 'Creating test disk image'
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dd if=/dev/zero of=disk.test bs=1024 count=1024
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${CGPT} create disk.test
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${CGPT} add -i 1 -S 1 -P 1 -b 64 -s 960 -t kernel -l kernelA disk.test
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${CGPT} show disk.test
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# And insert the kernel into it
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dd if=kernel.test of=disk.test bs=512 seek=64 conv=notrunc
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# And verify it using futility
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echo 'Verifying test disk image'
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${BUILD_RUN}/tests/verify_kernel disk.test \
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${SCRIPT_DIR}/devkeys/kernel_subkey.vbpubk
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happy 'Image verification succeeded'
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