[U-Boot] [PATCH v7 6/6] sandbox: script for testing sandbox/ext4/fat/fs commands
Suriyan Ramasami
suriyan.r at gmail.com
Mon Nov 10 21:17:55 CET 2014
Test size/read/write commands in a sandbox environment.
Signed-off-by: Suriyan Ramasami <suriyan.r at gmail.com>
---
Changes in v7:
* Simon
- take care of fat/vfat in mkfs
- fs/nonfs test code repeats, put it in function
test/fs/fs-test.sh | 561 +++++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 561 insertions(+)
create mode 100755 test/fs/fs-test.sh
diff --git a/test/fs/fs-test.sh b/test/fs/fs-test.sh
new file mode 100755
index 0000000..a4fb055
--- /dev/null
+++ b/test/fs/fs-test.sh
@@ -0,0 +1,561 @@
+#!/bin/bash
+#
+# (C) Copyright 2014 Suriyan Ramasami
+#
+# SPDX-License-Identifier: GPL-2.0+
+#
+
+# Invoke this test script from U-Boot base directory as ./test/fs/fs-test.sh
+# It currently tests the fs/sb and native commands for ext4 and fat partitions
+# Expected results are as follows:
+# EXT4 tests:
+# fs-test.sb.ext4.out: Summary: PASS: 17 FAIL: 2
+# fs-test.ext4.out: Summary: PASS: 11 FAIL: 8
+# fs-test.fs.ext4.out: Summary: PASS: 11 FAIL: 8
+# FAT tests:
+# fs-test.sb.fat.out: Summary: PASS: 17 FAIL: 2
+# fs-test.fat.out: Summary: PASS: 19 FAIL: 0
+# fs-test.fs.fat.out: Summary: PASS: 19 FAIL: 0
+# Total Summary: TOTAL PASS: 94 TOTAL FAIL: 20
+
+# pre-requisite binaries list.
+PREREQ_BINS="md5sum mkfs mount umount dd fallocate mkdir"
+
+# All generated output files from this test will be in $OUT_DIR
+# Hence everything is sandboxed.
+OUT_DIR="sandbox/test/fs"
+
+# Location of generated sandbox u-boot
+UBOOT="./sandbox/u-boot"
+
+# Our mount directory will be in the sandbox
+MOUNT_DIR="${OUT_DIR}/mnt"
+
+# The file system image we create will have the $IMG prefix.
+IMG="${OUT_DIR}/3GB"
+
+# $SMALL_FILE is the name of the 1MB file in the file system image
+SMALL_FILE="1MB.file"
+
+# $BIG_FILE is the name of the 2.5GB file in the file system image
+BIG_FILE="2.5GB.file"
+
+# $MD5_FILE will have the expected md5s when we do the test
+# They shall have a suffix which represents their file system (ext4/fat)
+MD5_FILE="${OUT_DIR}/md5s.list"
+
+# $OUT shall be the prefix of the test output. Their suffix will be .out
+OUT="${OUT_DIR}/fs-test"
+
+# Full Path of the 1 MB file that shall be created in the fs image.
+MB1="${MOUNT_DIR}/${SMALL_FILE}"
+GB2p5="${MOUNT_DIR}/${BIG_FILE}"
+
+# ************************
+# * Functions start here *
+# ************************
+
+# Check if the prereq binaries exist, or exit
+function check_prereq() {
+ for prereq in $PREREQ_BINS; do
+ if [ ! -x `which $prereq` ]; then
+ echo "Missing $prereq binary. Exiting!"
+ exit
+ fi
+ done
+
+ # We use /dev/urandom to create files. Check if it exists.
+ if [ ! -c /dev/urandom ]; then
+ echo "Missing character special /dev/urandom. Exiting!"
+ exit
+ fi
+}
+
+# If 1st param is "clean", then clean out the generated files and exit
+function check_clean() {
+ if [ "$1" = "clean" ]; then
+ rm -rf "$OUT_DIR"
+ echo "Cleaned up generated files. Exiting"
+ exit
+ fi
+}
+
+# Generate sandbox U-Boot - gleaned from /test/dm/test-dm.sh
+function compile_sandbox() {
+ unset CROSS_COMPILE
+ NUM_CPUS=$(cat /proc/cpuinfo |grep -c processor)
+ make O=sandbox sandbox_config
+ make O=sandbox -s -j${NUM_CPUS}
+
+ # Check if U-Boot exists
+ if [ ! -x "$UBOOT" ]; then
+ echo "$UBOOT does not exist or is not executable"
+ echo "Build error?"
+ echo "Please run this script as ./test/fs/`basename $0`"
+ exit
+ fi
+}
+
+# Clean out all generated files other than the file system images
+# We save time by not deleting and recreating the file system images
+function prepare_env() {
+ rm -f ${MD5_FILE}.* ${OUT}.*
+ mkdir ${OUT_DIR}
+}
+
+# 1st parameter is the name of the image file to be created
+# 2nd parameter is the filesystem - fat ext4 etc
+# -F cant be used with fat as it means something else.
+function create_image() {
+ # Create image if not already present - saves time, while debugging
+ if [ "$2" = "ext4" ]; then
+ MKFS_OPTION="-F"
+ else
+ MKFS_OPTION=""
+ fi
+ if [ ! -f "$1" ]; then
+ fallocate -l 3G "$1" &> /dev/null
+ mkfs -t "$2" $MKFS_OPTION "$1" &> /dev/null
+ if [ $? -ne 0 -a "$2" = "fat" ]; then
+ # If we fail and we did fat, try vfat.
+ mkfs -t vfat $MKFS_OPTION "$1" &> /dev/null
+ fi
+ fi
+}
+
+# 1st parameter is the FS type: fat/ext4
+# 2nd parameter is the name of small file
+# Returns filename which can be used for fat or ext4 for writing
+function fname_for_write() {
+ case $1 in
+ ext4)
+ # ext4 needs absolute path name of file
+ echo /${2}.w
+ ;;
+
+ *)
+ echo ${2}.w
+ ;;
+ esac
+}
+
+# 1st parameter is image file
+# 2nd parameter is file system type - fat/ext4
+# 3rd parameter is name of small file
+# 4th parameter is name of big file
+# 5th parameter is fs/nonfs/sb - to dictate generic fs commands or
+# otherwise or sb hostfs
+# 6th parameter is the directory path for the files. Its "" for generic
+# fs and ext4/fat and full patch for sb hostfs
+# UBOOT is set in env
+function test_image() {
+ addr="0x01000008"
+ length="0x00100000"
+
+ case "$2" in
+ fat)
+ PREFIX="fat"
+ WRITE="write"
+ ;;
+
+ ext4)
+ PREFIX="ext4"
+ WRITE="write"
+ ;;
+
+ *)
+ echo "Unhandled filesystem $2. Exiting!"
+ exit
+ ;;
+ esac
+
+ case "$5" in
+ fs)
+ PREFIX=""
+ WRITE="save"
+ SUFFIX=" 0:0"
+ ;;
+
+ nonfs)
+ SUFFIX=" 0:0"
+ ;;
+
+ sb)
+ PREFIX="sb "
+ WRITE="save"
+ SUFFIX="fs -"
+ ;;
+
+ *)
+ echo "Unhandled mode $5. Exiting!"
+ exit
+ ;;
+
+ esac
+
+ if [ -z "$6" ]; then
+ FILE_WRITE=`fname_for_write $2 $3`
+ FILE_SMALL=$3
+ FILE_BIG=$4
+ else
+ FILE_WRITE=$6/`fname_for_write $2 $3`
+ FILE_SMALL=$6/$3
+ FILE_BIG=$6/$4
+ fi
+
+ # In u-boot commands, <interface> stands for host or hostfs
+ # hostfs maps to the host fs.
+ # host maps to the "sb bind" that we do
+
+ $UBOOT << EOF
+sb=$5
+setenv bind 'if test "\$sb" != sb; then sb bind 0 "$1"; fi'
+run bind
+# Test Case 1 - ls
+${PREFIX}ls host${SUFFIX} $6
+#
+# We want ${PREFIX}size host 0:0 $3 for host commands and
+# sb size hostfs - $3 for hostfs commands.
+# 1MB is 0x0010 0000
+# Test Case 2 - size of small file
+${PREFIX}size host${SUFFIX} $FILE_SMALL
+printenv filesize
+setenv filesize
+
+# 2.5GB (1024*1024*2500) is 0x9C40 0000
+# Test Case 3 - size of big file
+${PREFIX}size host${SUFFIX} $FILE_BIG
+printenv filesize
+setenv filesize
+
+# Notes about load operation
+# If I use 0x01000000 I get DMA misaligned error message
+# Last two parameters are size and offset.
+
+# Test Case 4a - Read full 1MB of small file
+${PREFIX}load host${SUFFIX} $addr $FILE_SMALL
+printenv filesize
+# Test Case 4b - Read full 1MB of small file
+md5sum $addr \$filesize
+setenv filesize
+
+# Test Case 5a - First 1MB of big file
+${PREFIX}load host${SUFFIX} $addr $FILE_BIG $length 0x0
+printenv filesize
+# Test Case 5b - First 1MB of big file
+md5sum $addr \$filesize
+setenv filesize
+
+# fails for ext as no offset support
+# Test Case 6a - Last 1MB of big file
+${PREFIX}load host${SUFFIX} $addr $FILE_BIG $length 0x9C300000
+printenv filesize
+# Test Case 6b - Last 1MB of big file
+md5sum $addr \$filesize
+setenv filesize
+
+# fails for ext as no offset support
+# Test Case 7a - One from the last 1MB chunk of 2GB
+${PREFIX}load host${SUFFIX} $addr $FILE_BIG $length 0x7FF00000
+printenv filesize
+# Test Case 7b - One from the last 1MB chunk of 2GB
+md5sum $addr \$filesize
+setenv filesize
+
+# fails for ext as no offset support
+# Test Case 8a - One from the start 1MB chunk from 2GB
+${PREFIX}load host${SUFFIX} $addr $FILE_BIG $length 0x80000000
+printenv filesize
+# Test Case 8b - One from the start 1MB chunk from 2GB
+md5sum $addr \$filesize
+setenv filesize
+
+# fails for ext as no offset support
+# Test Case 9a - One 1MB chunk crossing the 2GB boundary
+${PREFIX}load host${SUFFIX} $addr $FILE_BIG $length 0x7FF80000
+printenv filesize
+# Test Case 9b - One 1MB chunk crossing the 2GB boundary
+md5sum $addr \$filesize
+setenv filesize
+
+# Generic failure case
+# Test Case 10 - 2MB chunk from the last 1MB of big file
+${PREFIX}load host${SUFFIX} $addr $FILE_BIG 0x00200000 0x9C300000
+printenv filesize
+#
+
+# Read 1MB from small file
+${PREFIX}load host${SUFFIX} $addr $FILE_SMALL
+# Write it back to test the writes
+# Test Case 11a - Check that the write succeeded
+${PREFIX}${WRITE} host${SUFFIX} $addr $FILE_WRITE \$filesize
+mw.b $addr 00 100
+${PREFIX}load host${SUFFIX} $addr $FILE_WRITE
+# Test Case 11b - Check md5 of written to is same as the one read from
+md5sum $addr \$filesize
+setenv filesize
+#
+reset
+
+EOF
+}
+
+# 1st argument is the name of the image file.
+# 2nd argument is the file where we generate the md5s of the files
+# generated with the appropriate start and length that we use to test.
+# It creates the necessary files in the image to test.
+# $GB2p5 is the path of the big file (2.5 GB)
+# $MB1 is the path of the small file (1 MB)
+# $MOUNT_DIR is the path we can use to mount the image file.
+function create_files() {
+ # Mount the image so we can populate it.
+ mkdir -p "$MOUNT_DIR"
+ sudo mount -o loop,rw "$1" "$MOUNT_DIR"
+
+ # Create big file in this image.
+ # Note that we work only on the start 1MB, couple MBs in the 2GB range
+ # and the last 1 MB of the huge 2.5GB file.
+ # So, just put random values only in those areas.
+ if [ ! -f "${GB2p5}" ]; then
+ sudo dd if=/dev/urandom of="${GB2p5}" bs=1M count=1 \
+ &> /dev/null
+ sudo dd if=/dev/urandom of="${GB2p5}" bs=1M count=2 seek=2047 \
+ &> /dev/null
+ sudo dd if=/dev/urandom of="${GB2p5}" bs=1M count=1 seek=2499 \
+ &> /dev/null
+ fi
+
+ # Create a small file in this image.
+ if [ ! -f "${MB1}" ]; then
+ sudo dd if=/dev/urandom of="${MB1}" bs=1M count=1 \
+ &> /dev/null
+ fi
+
+ # Delete the small file which possibly is written as part of a
+ # previous test.
+ sudo rm -f "${MB1}.w"
+
+ # Generate the md5sums of reads that we will test against small file
+ dd if="${MB1}" bs=1M skip=0 count=1 2> /dev/null | md5sum > "$2"
+
+ # Generate the md5sums of reads that we will test against big file
+ # One from beginning of file.
+ dd if="${GB2p5}" bs=1M skip=0 count=1 \
+ 2> /dev/null | md5sum >> "$2"
+
+ # One from end of file.
+ dd if="${GB2p5}" bs=1M skip=2499 count=1 \
+ 2> /dev/null | md5sum >> "$2"
+
+ # One from the last 1MB chunk of 2GB
+ dd if="${GB2p5}" bs=1M skip=2047 count=1 \
+ 2> /dev/null | md5sum >> "$2"
+
+ # One from the start 1MB chunk from 2GB
+ dd if="${GB2p5}" bs=1M skip=2048 count=1 \
+ 2> /dev/null | md5sum >> "$2"
+
+ # One 1MB chunk crossing the 2GB boundary
+ dd if="${GB2p5}" bs=512K skip=4095 count=2 \
+ 2> /dev/null | md5sum >> "$2"
+
+ sync
+ sudo umount "$MOUNT_DIR"
+ rmdir "$MOUNT_DIR"
+}
+
+# 1st parameter is the text to print
+# if $? is 0 its a pass, else a fail
+# As a side effect it shall update env variable PASS and FAIL
+function pass_fail() {
+ if [ $? -eq 0 ]; then
+ echo pass - "$1"
+ PASS=$((PASS + 1))
+ else
+ echo FAIL - "$1"
+ FAIL=$((FAIL + 1))
+ fi
+}
+
+# 1st parameter is the string which leads to an md5 generation
+# 2nd parameter is the file we grep, for that string
+# 3rd parameter is the name of the file which has md5s in it
+# 4th parameter is the line # in the md5 file that we match it against
+# This function checks if the md5 of the file in the sandbox matches
+# that calculated while generating the file
+# 5th parameter is the string to print with the result
+check_md5() {
+ # md5sum in u-boot has output of form:
+ # md5 for 01000008 ... 01100007 ==> <md5>
+ # the 7th field is the actual md5
+ md5_src=`grep -A3 "$1" "$2" | grep "md5 for"`
+ md5_src=($md5_src)
+ md5_src=${md5_src[6]}
+
+ # The md5 list, each line is of the form:
+ # - <md5>
+ # the 2nd field is the actual md5
+ md5_dst=`sed -n $4p $3`
+ md5_dst=($md5_dst)
+ md5_dst=${md5_dst[0]}
+
+ # For a pass they should match.
+ [ "$md5_src" = "$md5_dst" ]
+ pass_fail "$5"
+}
+
+# 1st parameter is the name of the output file to check
+# 2nd parameter is the name of the file containing the md5 expected
+# 3rd parameter is the name of the small file
+# 4th parameter is the name of the big file
+# 5th paramter is the name of the written file
+# This function checks the output file for correct results.
+function check_results() {
+ echo "** Start $1"
+
+ PASS=0
+ FAIL=0
+
+ # Check if the ls is showing correct results for 2.5 gb file
+ grep -A6 "Test Case 1 " "$1" | egrep -iq "2621440000 *$4"
+ pass_fail "TC1: ls of $4"
+
+ # Check if the ls is showing correct results for 1 mb file
+ grep -A6 "Test Case 1 " "$1" | egrep -iq "1048576 *$3"
+ pass_fail "TC1: ls of $3"
+
+ # Check size command on 1MB.file
+ egrep -A3 "Test Case 2 " "$1" | grep -q "filesize=100000"
+ pass_fail "TC2: size of $3"
+
+ # Check size command on 2.5GB.file
+ egrep -A3 "Test Case 3 " "$1" | grep -q "filesize=9c400000"
+ pass_fail "TC3: size of $4"
+
+ # Check read full mb of 1MB.file
+ grep -A6 "Test Case 4a " "$1" | grep -q "filesize=100000"
+ pass_fail "TC4: load of $3 size"
+ check_md5 "Test Case 4b " "$1" "$2" 1 "TC4: load from $3"
+
+ # Check first mb of 2.5GB.file
+ grep -A6 "Test Case 5a " "$1" | grep -q "filesize=100000"
+ pass_fail "TC5: load of 1st MB from $4 size"
+ check_md5 "Test Case 5b " "$1" "$2" 2 "TC5: load of 1st MB from $4"
+
+ # Check last mb of 2.5GB.file
+ grep -A6 "Test Case 6a " "$1" | grep -q "filesize=100000"
+ pass_fail "TC6: load of last MB from $4 size"
+ check_md5 "Test Case 6b " "$1" "$2" 3 "TC6: load of last MB from $4"
+
+ # Check last 1mb chunk of 2gb from 2.5GB file
+ grep -A6 "Test Case 7a " "$1" | grep -q "filesize=100000"
+ pass_fail "TC7: load of last 1mb chunk of 2GB from $4 size"
+ check_md5 "Test Case 7b " "$1" "$2" 4 \
+ "TC7: load of last 1mb chunk of 2GB from $4"
+
+ # Check first 1mb chunk after 2gb from 2.5GB file
+ grep -A6 "Test Case 8a " "$1" | grep -q "filesize=100000"
+ pass_fail "TC8: load 1st MB chunk after 2GB from $4 size"
+ check_md5 "Test Case 8b " "$1" "$2" 5 \
+ "TC8: load 1st MB chunk after 2GB from $4"
+
+ # Check 1mb chunk crossing the 2gb boundary from 2.5GB file
+ grep -A6 "Test Case 9a " "$1" | grep -q "filesize=100000"
+ pass_fail "TC9: load 1MB chunk crossing 2GB boundary from $4 size"
+ check_md5 "Test Case 9b " "$1" "$2" 6 \
+ "TC9: load 1MB chunk crossing 2GB boundary from $4"
+
+ # Check 2mb chunk from the last 1MB of 2.5GB file - generic failure case
+ grep -A6 "Test Case 10 " "$1" | grep -q 'Error: "filesize" not defined'
+ pass_fail "TC10: load 2MB from the last 1MB of $4 - generic fail case"
+
+ # Check 1mb chunk write
+ grep -A3 "Test Case 11a " "$1" | \
+ egrep -q '1048576 bytes written|update journal'
+ pass_fail "TC11: 1MB write to $5 - write succeeded"
+ check_md5 "Test Case 11b " "$1" "$2" 1 \
+ "TC11: 1MB write to $5 - content verified"
+ echo "** End $1"
+}
+
+# Takes in one parameter which is "fs" or "nonfs", which then dictates
+# if a fs test (size/load/save) or a nonfs test (fatread/extread) needs to
+# be performed.
+function test_fs_nonfs() {
+ echo "Creating files in $fs image if not already present."
+ create_files $IMAGE $MD5_FILE_FS
+
+ OUT_FILE="${OUT}.fs.${fs}.out"
+ test_image $IMAGE $fs $SMALL_FILE $BIG_FILE $1 "" \
+ > ${OUT_FILE}
+ check_results $OUT_FILE $MD5_FILE_FS $SMALL_FILE $BIG_FILE \
+ $WRITE_FILE
+ TOTAL_FAIL=$((TOTAL_FAIL + FAIL))
+ TOTAL_PASS=$((TOTAL_PASS + PASS))
+ echo "Summary: PASS: $PASS FAIL: $FAIL"
+ echo "--------------------------------------------"
+}
+
+# ********************
+# * End of functions *
+# ********************
+
+check_clean "$1"
+check_prereq
+compile_sandbox
+prepare_env
+
+# Track TOTAL_FAIL and TOTAL_PASS
+TOTAL_FAIL=0
+TOTAL_PASS=0
+
+# In each loop, for a given file system image, we test both the
+# fs command, like load/size/write, the file system specific command
+# like: ext4load/ext4size/ext4write and the sb load/ls/save commands.
+for fs in ext4 fat; do
+
+ echo "Creating $fs image if not already present."
+ IMAGE=${IMG}.${fs}.img
+ MD5_FILE_FS="${MD5_FILE}.${fs}"
+ create_image $IMAGE $fs
+
+ # sb commands test
+ echo "Creating files in $fs image if not already present."
+ create_files $IMAGE $MD5_FILE_FS
+
+ # Lets mount the image and test sb hostfs commands
+ mkdir -p "$MOUNT_DIR"
+ if [ "$fs" = "fat" ]; then
+ uid="uid=`id -u`"
+ else
+ uid=""
+ fi
+ sudo mount -o loop,rw,$uid "$IMAGE" "$MOUNT_DIR"
+ sudo chmod 777 "$MOUNT_DIR"
+
+ OUT_FILE="${OUT}.sb.${fs}.out"
+ test_image $IMAGE $fs $SMALL_FILE $BIG_FILE sb `pwd`/$MOUNT_DIR \
+ > ${OUT_FILE}
+ sudo umount "$MOUNT_DIR"
+ rmdir "$MOUNT_DIR"
+
+ check_results $OUT_FILE $MD5_FILE_FS $SMALL_FILE $BIG_FILE \
+ $WRITE_FILE
+ TOTAL_FAIL=$((TOTAL_FAIL + FAIL))
+ TOTAL_PASS=$((TOTAL_PASS + PASS))
+ echo "Summary: PASS: $PASS FAIL: $FAIL"
+ echo "--------------------------------------------"
+
+ test_fs_nonfs nonfs
+ test_fs_nonfs fs
+done
+
+echo "Total Summary: TOTAL PASS: $TOTAL_PASS TOTAL FAIL: $TOTAL_FAIL"
+echo "--------------------------------------------"
+if [ $TOTAL_FAIL -eq 0 ]; then
+ echo "PASSED"
+ exit 0
+else
+ echo "FAILED"
+ exit 1
+fi
--
1.9.1
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