| #!/bin/bash -eu |
| |
| # Copyright (c) 2010 The Chromium OS Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| # |
| # Run tests for CGPT. |
| |
| # Load common constants and variables. |
| . "$(dirname "$0")/common.sh" |
| |
| GPT=$(readlink -f "$1") |
| [ -x "$GPT" ] || error "Can't execute $GPT" |
| |
| # Run tests in a dedicated directory for easy cleanup or debugging. |
| DIR="${TEST_DIR}/cgpt_test_dir" |
| [ -d "$DIR" ] || mkdir -p "$DIR" |
| warning "testing $GPT in $DIR" |
| cd "$DIR" |
| |
| echo "Create an empty file to use as the device..." |
| NUM_SECTORS=1000 |
| DEV=fake_dev.bin |
| dd if=/dev/zero of=${DEV} conv=notrunc bs=512 count=${NUM_SECTORS} 2>/dev/null |
| |
| |
| echo "Create a bunch of partitions, using the real GUID types..." |
| DATA_START=100 |
| DATA_SIZE=20 |
| DATA_LABEL="data stuff" |
| DATA_GUID='ebd0a0a2-b9e5-4433-87c0-68b6b72699c7' |
| DATA_NUM=1 |
| |
| KERN_START=200 |
| KERN_SIZE=30 |
| KERN_LABEL="kernel stuff" |
| KERN_GUID='fe3a2a5d-4f32-41a7-b725-accc3285a309' |
| KERN_NUM=2 |
| |
| ROOTFS_START=300 |
| ROOTFS_SIZE=40 |
| ROOTFS_LABEL="rootfs stuff" |
| ROOTFS_GUID='3cb8e202-3b7e-47dd-8a3c-7ff2a13cfcec' |
| ROOTFS_NUM=3 |
| |
| ESP_START=400 |
| ESP_SIZE=50 |
| ESP_LABEL="ESP stuff" |
| ESP_GUID='c12a7328-f81f-11d2-ba4b-00a0c93ec93b' |
| ESP_NUM=4 |
| |
| FUTURE_START=500 |
| FUTURE_SIZE=60 |
| FUTURE_LABEL="future stuff" |
| FUTURE_GUID='2e0a753d-9e48-43b0-8337-b15192cb1b5e' |
| FUTURE_NUM=5 |
| |
| RANDOM_START=600 |
| RANDOM_SIZE=70 |
| RANDOM_LABEL="random stuff" |
| RANDOM_GUID='2364a860-bf63-42fb-a83d-9ad3e057fcf5' |
| RANDOM_NUM=6 |
| |
| $GPT create ${DEV} |
| |
| $GPT add -b ${DATA_START} -s ${DATA_SIZE} -t ${DATA_GUID} \ |
| -l "${DATA_LABEL}" ${DEV} |
| $GPT add -b ${KERN_START} -s ${KERN_SIZE} -t ${KERN_GUID} \ |
| -l "${KERN_LABEL}" ${DEV} |
| $GPT add -b ${ROOTFS_START} -s ${ROOTFS_SIZE} -t ${ROOTFS_GUID} \ |
| -l "${ROOTFS_LABEL}" ${DEV} |
| $GPT add -b ${ESP_START} -s ${ESP_SIZE} -t ${ESP_GUID} \ |
| -l "${ESP_LABEL}" ${DEV} |
| $GPT add -b ${FUTURE_START} -s ${FUTURE_SIZE} -t ${FUTURE_GUID} \ |
| -l "${FUTURE_LABEL}" ${DEV} |
| $GPT add -b ${RANDOM_START} -s ${RANDOM_SIZE} -t ${RANDOM_GUID} \ |
| -l "${RANDOM_LABEL}" ${DEV} |
| |
| |
| echo "Extract the start and size of given partitions..." |
| |
| X=$($GPT show -b -i $DATA_NUM ${DEV}) |
| Y=$($GPT show -s -i $DATA_NUM ${DEV}) |
| [ "$X $Y" = "$DATA_START $DATA_SIZE" ] || error |
| |
| X=$($GPT show -b -i $KERN_NUM ${DEV}) |
| Y=$($GPT show -s -i $KERN_NUM ${DEV}) |
| [ "$X $Y" = "$KERN_START $KERN_SIZE" ] || error |
| |
| X=$($GPT show -b -i $ROOTFS_NUM ${DEV}) |
| Y=$($GPT show -s -i $ROOTFS_NUM ${DEV}) |
| [ "$X $Y" = "$ROOTFS_START $ROOTFS_SIZE" ] || error |
| |
| X=$($GPT show -b -i $ESP_NUM ${DEV}) |
| Y=$($GPT show -s -i $ESP_NUM ${DEV}) |
| [ "$X $Y" = "$ESP_START $ESP_SIZE" ] || error |
| |
| X=$($GPT show -b -i $FUTURE_NUM ${DEV}) |
| Y=$($GPT show -s -i $FUTURE_NUM ${DEV}) |
| [ "$X $Y" = "$FUTURE_START $FUTURE_SIZE" ] || error |
| |
| X=$($GPT show -b -i $RANDOM_NUM ${DEV}) |
| Y=$($GPT show -s -i $RANDOM_NUM ${DEV}) |
| [ "$X $Y" = "$RANDOM_START $RANDOM_SIZE" ] || error |
| |
| |
| echo "Set the boot partition.." |
| $GPT boot -i ${KERN_NUM} ${DEV} >/dev/null |
| |
| echo "Check the PMBR's idea of the boot partition..." |
| X=$($GPT boot ${DEV}) |
| Y=$($GPT show -u -i $KERN_NUM $DEV) |
| [ "$X" = "$Y" ] || error |
| |
| |
| echo "Test the cgpt prioritize command..." |
| |
| # Input: sequence of priorities |
| # Output: ${DEV} has kernel partitions with the given priorities |
| make_pri() { |
| local idx=0 |
| $GPT create ${DEV} |
| for pri in "$@"; do |
| idx=$((idx+1)) |
| $GPT add -t kernel -l "kern$idx" -b $((100 + 2 * $idx)) -s 1 -P $pri ${DEV} |
| done |
| } |
| |
| # Output: returns string containing priorities of all kernels |
| get_pri() { |
| echo $( |
| for idx in $($GPT find -t kernel ${DEV} | sed -e s@${DEV}@@); do |
| $GPT show -i $idx -P ${DEV} |
| done |
| ) |
| } |
| |
| # Input: list of priorities |
| # Operation: expects ${DEV} to contain those kernel priorities |
| assert_pri() { |
| local expected="$*" |
| local actual=$(get_pri) |
| [ "$actual" = "$expected" ] || \ |
| error 1 "expected priority \"$expected\", actual priority \"$actual\"" |
| } |
| |
| |
| # no kernels at all. This should do nothing. |
| $GPT create ${DEV} |
| $GPT add -t rootfs -b 100 -s 1 ${DEV} |
| $GPT prioritize ${DEV} |
| assert_pri "" |
| |
| # common install/upgrade sequence |
| make_pri 2 0 0 |
| $GPT prioritize -i 1 ${DEV} |
| assert_pri 1 0 0 |
| $GPT prioritize -i 2 ${DEV} |
| assert_pri 1 2 0 |
| $GPT prioritize -i 1 ${DEV} |
| assert_pri 2 1 0 |
| $GPT prioritize -i 2 ${DEV} |
| assert_pri 1 2 0 |
| |
| # lots of kernels, all same starting priority, should go to priority 1 |
| make_pri 8 8 8 8 8 8 8 8 8 8 8 0 0 8 |
| $GPT prioritize ${DEV} |
| assert_pri 1 1 1 1 1 1 1 1 1 1 1 0 0 1 |
| |
| # now raise them all up again |
| $GPT prioritize -P 4 ${DEV} |
| assert_pri 4 4 4 4 4 4 4 4 4 4 4 0 0 4 |
| |
| # set one of them higher, should leave the rest alone |
| $GPT prioritize -P 5 -i 3 ${DEV} |
| assert_pri 4 4 5 4 4 4 4 4 4 4 4 0 0 4 |
| |
| # set one of them lower, should bring the rest down |
| $GPT prioritize -P 3 -i 4 ${DEV} |
| assert_pri 1 1 2 3 1 1 1 1 1 1 1 0 0 1 |
| |
| # raise a group by including the friends of one partition |
| $GPT prioritize -P 6 -i 1 -f ${DEV} |
| assert_pri 6 6 4 5 6 6 6 6 6 6 6 0 0 6 |
| |
| # resurrect one, should not affect the others |
| make_pri 0 0 0 0 0 0 0 0 0 0 0 0 0 0 |
| $GPT prioritize -i 2 ${DEV} |
| assert_pri 0 1 0 0 0 0 0 0 0 0 0 0 0 0 |
| |
| # resurrect one and all its friends |
| make_pri 0 0 0 0 0 0 0 0 1 2 0 0 0 0 |
| $GPT prioritize -P 5 -i 2 -f ${DEV} |
| assert_pri 5 5 5 5 5 5 5 5 3 4 5 5 5 5 |
| |
| # no options should maintain the same order |
| $GPT prioritize ${DEV} |
| assert_pri 3 3 3 3 3 3 3 3 1 2 3 3 3 3 |
| |
| # squish all the ranks |
| make_pri 1 1 2 2 3 3 4 4 5 5 0 6 7 7 |
| $GPT prioritize -P 6 ${DEV} |
| assert_pri 1 1 1 1 2 2 3 3 4 4 0 5 6 6 |
| |
| # squish the ranks by not leaving room |
| make_pri 1 1 2 2 3 3 4 4 5 5 0 6 7 7 |
| $GPT prioritize -P 7 -i 3 ${DEV} |
| assert_pri 1 1 7 1 2 2 3 3 4 4 0 5 6 6 |
| |
| # squish the ranks while bringing the friends along |
| make_pri 1 1 2 2 3 3 4 4 5 5 0 6 7 7 |
| $GPT prioritize -P 6 -i 3 -f ${DEV} |
| assert_pri 1 1 6 6 1 1 2 2 3 3 0 4 5 5 |
| |
| # squish them pretty hard |
| make_pri 1 1 2 2 3 3 4 4 5 5 0 6 7 7 |
| $GPT prioritize -P 2 ${DEV} |
| assert_pri 1 1 1 1 1 1 1 1 1 1 0 1 2 2 |
| |
| # squish them really really hard (nobody gets reduced to zero, though) |
| make_pri 1 1 2 2 3 3 4 4 5 5 0 6 7 7 |
| $GPT prioritize -P 1 -i 3 ${DEV} |
| assert_pri 1 1 1 1 1 1 1 1 1 1 0 1 1 1 |
| |
| # squish if we try to go too high |
| make_pri 15 15 14 14 13 13 12 12 11 11 10 10 9 9 8 8 7 7 6 6 5 5 4 4 3 3 2 2 1 1 0 |
| $GPT prioritize -i 3 ${DEV} |
| assert_pri 14 14 15 13 12 12 11 11 10 10 9 9 8 8 7 7 6 6 5 5 4 4 3 3 2 2 1 1 1 1 0 |
| $GPT prioritize -i 5 ${DEV} |
| assert_pri 13 13 14 12 15 11 10 10 9 9 8 8 7 7 6 6 5 5 4 4 3 3 2 2 1 1 1 1 1 1 0 |
| # but if I bring friends I don't have to squish |
| $GPT prioritize -i 1 -f ${DEV} |
| assert_pri 15 15 13 12 14 11 10 10 9 9 8 8 7 7 6 6 5 5 4 4 3 3 2 2 1 1 1 1 1 1 0 |
| |
| echo "Done." |
| |
| happy "All tests passed." |
