265 lines
6.6 KiB
Bash
Executable File
265 lines
6.6 KiB
Bash
Executable File
#!/bin/bash
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# ts 2011.06.27
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# Test the correct handling of hardlinks by xorriso options
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# -update_r , -hardlinks perform_update , and -extract
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export prog=$(basename "$0")
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export xorriso=xorriso
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export workdir=./releng_generated_data/"$prog"
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export image_file="$workdir"/xorriso_hardlinks.iso
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export on_disk="$workdir"/xorriso_hardlinks_test_dir
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export in_iso=""
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export copy_on_disk="$workdir"/xorriso_hardlinks_copy_dir
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export keep=0
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export failure=0
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export simulate_failure=0
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export next_is_xorriso=0
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export next_is_rc=0
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export bad=0
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export report_about="-report_about UPDATE"
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config_by_var() {
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# This is called once before option interpretation, and once for each
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# option -rc.
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# Variables get set to empty content to keep them from being applied
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# more than once and thus overriding settings of higher precedence.
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test -n "$RELENG_XORRISO" && xorriso="$RELENG_XORRISO" && RELENG_XORRISO=
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test -n "$RELENG_WORKIMAGE" && image_file="$RELENG_WORKIMAGE" \
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&& RELENG_WORKIMAGE=
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test -n "$RELENG_WORKDIR" && on_disk="$RELENG_WORKDIR" && RELENG_WORKDIR=
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test -n "$RELENG_ISODIR" && in_iso="$RELENG_ISODIR" && RELENG_ISODIR=
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test -n "$RELENG_WORKCOPYDIR" && copy_on_disk="$RELENG_WORKCOPYDIR" \
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&& RELENG_WORKCOPYDIR=
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}
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clean_up() {
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if test "$keep" = 1
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then
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echo "=== Kept test area because of option -keep" >&2
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echo "$on_disk" "$copy_on_disk" "$image_file" "$workdir" >&2
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else
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echo "=== Removing test area" >&2
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rm -r "$on_disk" "$copy_on_disk" "$image_file"
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rm -r "$workdir"
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fi
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}
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# Setup
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# Interpret a default configuration file here, if the test has one.
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# This one has none.
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# >>> Best would be if the configuration file would not override env variables.
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# Process env variables and default configfile variables together
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config_by_var
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# Now interpret program arguments and possibly given config files
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for i in "$@"
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do
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if test "$next_is_xorriso" = 1
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then
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xorriso="$i"
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next_is_xorriso=0
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elif test "$next_is_rc" = 1
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then
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# >>> This looks darn dangerous. We need a trustworthy config interpreter.
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# >>> http://www.netjeff.com/humor/item.cgi?file=ShootInFoot-OS
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. "$i"
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config_by_var
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next_is_rc=0
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elif test x"$i" = x"-rc"
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then
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next_is_rc=1
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elif test x"$i" = x"-keep"
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then
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keep=1
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elif test x"$i" = x"-cleanup"
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then
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keep=0
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clean_up
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exit 0
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elif test x"$i" = x"-xorriso"
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then
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next_is_xorriso=1
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elif test x"$i" = x"-v"
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then
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report_about="-report_about ALL"
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elif test x"$i" = x"-fail"
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then
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simulate_failure=1
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else
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echo "Usage: $0 [-rc FILE] [-keep] [-cleanup] [-fail] [-xorriso PATH] [-v]" >&2
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exit 2
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fi
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done
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test -z "$in_iso" && in_iso="$on_disk"
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if test -d ./releng_generated_data
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then
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dummy=dummy
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else
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echo "=== TEST ENVIRONMENT ERROR: $prog : No ./releng_generated_data directory existing" >&2
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echo "=== Is the current working directory really ./releng of libisoburn ?" >&2
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echo "FAIL : $prog : Test environment error : No ./releng_generated_data directory"
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exit 3
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fi
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if test -e "$workdir"
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then
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echo "=== TEST ENVIRONMENT ERROR: $prog : Existing work directory:" >&2
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ls -ld "$workdir" >&2
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bad=1
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fi
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if test -e "$image_file"
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then
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echo "=== TEST ENVIRONMENT ERROR: $prog : Existing image_file target:" >&2
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ls -ld "$image_file" >&2
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bad=1
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fi
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if test -e "$on_disk"
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then
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echo "=== TEST ENVIRONMENT ERROR: $prog : Existing on_disk target:" >&2
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ls -ld "$on_disk" >&2
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bad=1
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fi
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if test -e "$copy_on_disk"
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then
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echo "=== TEST ENVIRONMENT ERROR: $prog : Existing copy_on_disk target:" >&2
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ls -ld "$copy_on_disk" >&2
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bad=1
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fi
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if test "$bad" = 1
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then
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echo "FAIL : $prog : Test environment error : Existing work files"
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exit 3
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fi
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bad=0
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mkdir "$workdir" || bad=1
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mkdir "$on_disk" || bad=1
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if test "$bad" = 1
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then
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echo "FAIL : $prog : Test environment error : Cannot make directories"
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exit 3
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fi
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echo "=== Setting up $on_disk with several hardlinks" >&2
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echo test_content >"$on_disk"/file_1 || exit 1
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echo test_content >"$on_disk"/file_2 || exit 1
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ln "$on_disk"/file_1 "$on_disk"/file_1_link_a || exit 1
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ln "$on_disk"/file_1 "$on_disk"/file_1_link_b || exit 1
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ln "$on_disk"/file_2 "$on_disk"/file_2_link_a || exit 1
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ls -l "$on_disk"/*
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is_valid_iso9660() {
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ISOfile="$1"
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if [ ! -f ${ISOfile} ]; then
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failure=1
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printf "${prog}: FAIL: Not found: ${ISOfile}\n"
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fi
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if file ${ISOfile} | grep -P "ISO\s+9660\s+CD-ROM\s+filesystem\s+data" >/dev/null 2>&1; then
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printf "=== ${ISOfile} OK\n"
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else
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failure=1
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printf "${prog}: FAIL: ${ISOfile} does not look like ISO 9660 filesystem data\n"
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fi
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}
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echo "=== Producing simple images via -o, redirect, and pipe" >&2
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"$xorriso" -as mkisofs "$on_disk" -o "$workdir"/image_minus_o.iso
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is_valid_iso9660 "$workdir"/image_minus_o.iso
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"$xorriso" -as mkisofs "$on_disk" > "$workdir"/image_redirected.iso
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is_valid_iso9660 "$workdir"/image_redirected.iso
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"$xorriso" -as mkisofs "$on_disk" | cat > "$workdir"/image_piped.iso
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is_valid_iso9660 "$workdir"/image_piped.iso
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echo "=== Producing simple image" >&2
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"$xorriso" \
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$report_about \
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-version \
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-for_backup \
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-padding 0 \
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-outdev "$image_file" \
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-update_r "$on_disk" "$in_iso" \
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-hardlinks perform_update
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echo "=== Copying from image to temporary disk tree" >&2
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"$xorriso" \
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$report_about \
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-for_backup \
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-indev "$image_file" \
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-osirrox on \
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-find "$in_iso" -exec lsdl -- \
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-extract "$in_iso" "$copy_on_disk"
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if test "$simulate_failure" = 1
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then
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echo "===" >&2
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echo "=== SIMULATING FAILURE BY REMOVING AN EXTRACTED FILE" >&2
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echo "===" >&2
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echo "FAIL : $prog : Simulated failure caused by option -fail"
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rm "$copy_on_disk"/file_1_link_b
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fi
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echo "=== Comparing original disk tree and temporary one" >&2
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diff -r "$on_disk" "$copy_on_disk"
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if test "$?" -ne 0
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then
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echo "=== WRONG: diff -r $on_disk $copy_on_disk reports differences" >&2
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echo "FAIL : $prog : diff -r reports differences"
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failure=1
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else
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echo "=== OK" >&2
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fi
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echo "=== Checking for hardlinks being siblings" >&2
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ls -l "$copy_on_disk"/*
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x=$(echo $(ls -l "$copy_on_disk"/* | awk '{print $2}'))
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expected="3 3 3 2 2"
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if test x"$x" = x"$expected"
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then
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echo "=== OK" >&2
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else
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echo "=== WRONG: Link count of extracted files is not as expected." >&2
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echo "=== Expected: $expected" >&2
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echo "=== Got : $x" >&2
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echo "FAIL : $prog : Link count of extracted files is not as expected."
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failure=1
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fi
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clean_up
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# Report result
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echo
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if test "$failure" = 1
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then
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echo "======== $prog :" 'FAILED'
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echo
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exit 1
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else
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echo "======== $prog :" "Passed"
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echo
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fi
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exit 0
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