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- #!/bin/bash
- [ -f testing.sh ] && . testing.sh
- #testing "name" "command" "result" "infile" "stdin"
- # For reproducibility: TZ=UTC, umask 0002, override ownership and timestamp
- export TZ=utc
- umask 0002
- TAR='tar c --owner root --group sys --mtime @1234567890'
- # 255 bytes, longest VFS name
- LONG=0123456789abcdef0123456789abcdef
- LONG=$LONG$LONG$LONG$LONG$LONG$LONG$LONG$LONG
- LONG=${LONG:1:255}
- # We check both sha1sum (to ensure binary identical output) and list contents.
- # Check hash of first N 512 byte frames to ensure result is binary identical.
- function SUM()
- {
- # Different tars add variable trailing NUL padding (1024 bytes is just
- # minimum) so look at first N 512-byte frames when analyzing header content.
- tee save.dat | head -c $(($1*512)) | sha1sum | sed "s/ .*//"
- }
- # List tarball contents, converting variable tabs into one space
- function LST()
- {
- tar tv "$@" | sed 's/[ \t][ \t]*/ /g'
- }
- # Check that stored empty file is binary identical and decodes as expected.
- touch file
- testing "store file" "$TAR file | SUM 3" \
- "2735f3a18d770dd0d7145d76108532f72bef9927\n" "" ""
- testing "pass file" "$TAR file | LST" \
- "-rw-rw-r-- root/sys 0 2009-02-13 23:31 file\n" "" ""
- # Two files from -T list
- touch file1 file2
- testing "-T newline" "$TAR -T input | LST" \
- "-rw-rw-r-- root/sys 0 2009-02-13 23:31 file1\n-rw-rw-r-- root/sys 0 2009-02-13 23:31 file2\n" "file1\nfile2\n" ""
- testing "-T null" "$TAR --null -T input | LST" \
- "-rw-rw-r-- root/sys 0 2009-02-13 23:31 file1\n-rw-rw-r-- root/sys 0 2009-02-13 23:31 file2\n" "file1\0file2\0" ""
- # User "root" is UID 0 and group "sys" is GID 3 (on Linux, BSD, and Mac),
- # inherited from Bell Labs Unix v7
- # Note: testing both "tar c" and "tar -c" here.
- testing "specify UID, fetch GID" "tar -c --owner nobody:65534 --group sys --mtime @0 file | LST" \
- "-rw-rw-r-- nobody/sys 0 1970-01-01 00:00 file\n" "" ""
- testing "fetch UID, specify GID" "tar c --owner root --group nobody:65534 --mtime @0 file | LST" \
- "-rw-rw-r-- root/nobody 0 1970-01-01 00:00 file\n" "" ""
- # Large values switch from ascii numbers to a binary format.
- testing "huge values" "tar c --owner 9999999 --group 8888888 --mtime @0 file | SUM 3" \
- "396b07fd2f80eeb312462e3bfb7dc1325dc6bcfb\n" "" ""
- testcmd "longname" "tf $FILES/tar/long_path.tar" \
- "$(printf 'long file name%86cTRAILING' ' ' | tr ' ' _)\n" "" ""
- touch -t 198701231234.56 file
- testing "pass mtime" \
- "tar c --owner root --group sys file | LST --full-time" \
- "-rw-rw-r-- root/sys 0 1987-01-23 12:34:56 file\n" "" ""
- testing "adjust mode" \
- "tar c --owner root --group sys --mode a+x file | LST --full-time" \
- "-rwxrwxr-x root/sys 0 1987-01-23 12:34:56 file\n" "" ""
- mkdir dir
- testing "store dir" "$TAR dir | SUM 3" \
- "85add1060cfe831ca0cdc945158efe6db485b81e\n" "" ""
- testing "pass dir" "$TAR dir | LST" \
- "drwxrwxr-x root/sys 0 2009-02-13 23:31 dir/\n" "" ""
- # note: does _not_ include dir entry in archive, just file
- touch dir/file
- testing "store file in dir" "$TAR dir/file | SUM 3" \
- "d9e7fb3884430d29e7eed0dc04a2593dd260df14\n" "" ""
- # Test recursion with one file so filesystem sort order can't change result
- testing "store dir and dir/file" "$TAR dir | SUM 3" \
- "a4e35f87e28c4565b60ba01dbe79e431914f8788\n" "" ""
- testing "pass dir/file" "$TAR dir | LST" \
- "drwxrwxr-x root/sys 0 2009-02-13 23:31 dir/\n-rw-rw-r-- root/sys 0 2009-02-13 23:31 dir/file\n" "" ""
- echo boing > dir/that
- testing "tar C" "$TAR -C dir that | SUM 3" \
- "d469d4bc06def2d8808400ba30025ca295d05e4f\n" "" ""
- ln dir/file dir/hardlink
- testing "store hardlink" "$TAR dir/file dir/hardlink | SUM 3" \
- "519de8abd1b32debd495a0fc1d96082184abbdcc\n" "" ""
- skipnot mkfifo dir/fifo 2>/dev/null
- testing "create dir/fifo" "$TAR dir/fifo | SUM 3" \
- "cad477bd0fc5173d0a43f4774f514035456960e6\n" "" ""
- # test L and K records
- # 4+96=100 (biggest short name), 4+97=101 (shortest long name)
- touch dir/${LONG:1:96} dir/${LONG:1:97}
- testing "create long fname" "$TAR dir/${LONG:1:97} dir/${LONG:1:96} | SUM 3" \
- "d70018505fa5df19ae73498cfc74d0281601e42e\n" "" ""
- # MacOS X has different symlink permissions, skip these tests there
- [ "$(uname)" == Darwin ] && SKIP=999
- # / and .. only stripped from name, not symlink target.
- ln -s ../name.././.. dir/link
- testing "create symlink" "$TAR dir/link | SUM 3" \
- "f841bf9d757c655c5d37f30be62acb7ae24f433c\n" "" ""
- ln dir/link dir/hlink
- testing "create hardlink to symlink" "$TAR dir/link dir/hlink | SUM 3" \
- "de571a6dbf09e1485e513ad13a178b1729267452\n" "" ""
- ln -s dir/${LONG:1:96} dir/lshort
- ln -s dir/${LONG:1:97} dir/llong
- testing "create long symlink" "$TAR dir/lshort dir/llong | SUM 3" \
- "07eaf397634b5443dbf2d3ec38a4302150fcfe82\n" "" ""
- ln -s $LONG dir/${LONG:5}
- testing "create long->long" "$TAR dir/${LONG:5} | SUM 7" \
- "b9e24f53e27496c5125445230d201b4a36ff7398\n" "" ""
- # absolute and relative link names, broken and not
- ln -s file dir/linkok
- testing "create symlink" "$TAR dir/linkok | SUM 3" \
- "f5669cfd179ddcdd5ca9f8a1561a99e11e0a08b1\n" "" ""
- SKIP=0 # End of tests that don't match MacOS symlink permissions
- symlink_perms=lrwxrwxrwx
- [ "$(uname)" == "Darwin" ] && symlink_perms=lrwxrwxr-x
- ln -s /dev/null dir/linknull
- testing "pass absolute symlink" "$TAR dir/linknull | LST" \
- "$symlink_perms root/sys 0 2009-02-13 23:31 dir/linknull -> /dev/null\n" "" ""
- ln -s rel/broken dir/relbrok
- testing "pass broken symlink" "$TAR dir/relbrok | LST" \
- "$symlink_perms root/sys 0 2009-02-13 23:31 dir/relbrok -> rel/broken\n" "" ""
- ln -s /does/not/exist dir/linkabsbrok
- testing "pass broken absolute symlink" "$TAR dir/linkabsbrok | LST" \
- "$symlink_perms root/sys 0 2009-02-13 23:31 dir/linkabsbrok -> /does/not/exist\n" \
- "" ""
- nulldev=1,3 # devtmpfs values
- [ "$(uname)" == "Darwin" ] && nulldev=3,2
- testing "pass /dev/null" \
- "tar c --mtime @0 --group sys /dev/null 2>/dev/null | LST" \
- "crw-rw-rw- root/sys $nulldev 1970-01-01 00:00 dev/null\n" "" ""
- testing "--absolute-names" \
- "tar c --mtime @0 --group sys --absolute-names /dev/null 2>/dev/null | LST" \
- "crw-rw-rw- root/sys $nulldev 1970-01-01 00:00 /dev/null\n" "" ""
- # compression types
- testing "autodetect gzip" 'LST -f "$FILES"/tar/tar.tgz' \
- "drwxr-x--- enh/eng 0 2017-05-13 01:05 dir/\n-rw-r----- enh/eng 12 2017-05-13 01:05 dir/file\n" \
- "" ""
- testing "manually specify bz2" 'LST -jf "$FILES"/tar/tar.tbz2' \
- "drwxr-x--- enh/eng 0 2017-05-13 01:05 dir/\n-rw-r----- enh/eng 12 2017-05-13 01:05 dir/file\n" \
- "" ""
- # -I
- testing "-I gzip c" "$TAR -Igzip file | file - | grep -o 'gzip compressed'" \
- "gzip compressed\n" "" ""
- testing "-I gzip t" 'LST -Igzip -f "$FILES"/tar/tar.tgz' \
- "drwxr-x--- enh/eng 0 2017-05-13 01:05 dir/\n-rw-r----- enh/eng 12 2017-05-13 01:05 dir/file\n" \
- "" ""
- skipnot mknod -m 660 dir/char c 12 34 2>/dev/null && chgrp sys dir/char
- NOSPACE=1 testing "character special" "tar --mtime @0 -cf test.tar dir/char && rm -f dir/char && tar xf test.tar && ls -l --full-time dir/char" \
- "crw-rw---- 1 root sys 12, 34 1970-01-01 00:00:00.000000000 +0000 dir/char\n"\
- "" ""
- skipnot mknod -m 660 dir/block b 23 45 2>/dev/null && chgrp sys dir/block
- NOSPACE=1 testing "block special" "tar --mtime @0 -cf test.tar dir/block && rm -f dir/block && tar xf test.tar && ls -l --full-time dir/block" \
- "brw-rw---- 1 root sys 23, 45 1970-01-01 00:00:00.000000000 +0000 dir/block\n"\
- "" ""
- skipnot chown nobody:nogroup dir/file 2>/dev/null
- testing "ownership" "$TAR dir/file | SUM 3" \
- "2d7b96c7025987215f5a41f10eaa84311160afdb\n" "" ""
- mkdir -p dd/sub/blah &&
- tar cf test.tar dd/sub/blah &&
- rm -rf dd/sub &&
- skipnot ln -s ../.. dd/sub
- toyonly testing "symlink out of cwd" \
- "tar xf test.tar 2> /dev/null || echo yes ; [ ! -e dd/sub/blah ] && echo yes" \
- "yes\nyes\n" "" ""
- # If not root can't preserve ownership, so don't try yet.
- testing "extract dir/file from tar" \
- "tar xvCf dd $FILES/tar/tar.tar && stat -c '%A %Y %n' dd/dir dd/dir/file" \
- "dir/\ndir/file\ndrwxr-x--- 1494637555 dd/dir\n-rw-r----- 1494637555 dd/dir/file\n" \
- "" ""
- testing "extract dir/file from tgz (autodetect)" \
- "tar xvCf dd $FILES/tar/tar.tgz && stat -c '%A %Y %n' dd/dir dd/dir/file" \
- "dir/\ndir/file\ndrwxr-x--- 1494637555 dd/dir\n-rw-r----- 1494637555 dd/dir/file\n" \
- "" ""
- toyonly testing "cat tgz | extract dir/file (autodetect)" \
- "cat $FILES/tar/tar.tgz | tar xvC dd && stat -c '%A %Y %n' dd/dir dd/dir/file" \
- "dir/\ndir/file\ndrwxr-x--- 1494637555 dd/dir\n-rw-r----- 1494637555 dd/dir/file\n" \
- "" ""
- testing "extract dir/file from tbz2 (autodetect)" \
- "tar xvCf dd $FILES/tar/tar.tbz2 && stat -c '%A %Y %n' dd/dir dd/dir/file" \
- "dir/\ndir/file\ndrwxr-x--- 1494637555 dd/dir\n-rw-r----- 1494637555 dd/dir/file\n" \
- "" ""
- toyonly testing "cat tbz | extract dir/file (autodetect)" \
- "cat $FILES/tar/tar.tbz2 | tar xvC dd && stat -c '%A %Y %n' dd/dir dd/dir/file" \
- "dir/\ndir/file\ndrwxr-x--- 1494637555 dd/dir\n-rw-r----- 1494637555 dd/dir/file\n" \
- "" ""
- mkdir path && ln -s "$(which gzip)" "$(which tar)" path/ && [ -x path/gzip ] ||
- ((++SKIP))
- toyonly testing "autodetect falls back to gzip -d when no zcat" \
- "PATH=path; tar tf $FILES/tar/tar.tgz" "dir/\ndir/file\n" "" ""
- rm -rf path
- # Tests that don't produce the same results on MacOS X as Linux
- [ "$(uname)" == Darwin ] && SKIP=999
- yes | head -n $((1<<18)) > bang
- {
- dd bs=$((1<<16)) count=1 status=none
- dd bs=8192 seek=14 count=1 status=none
- dd bs=4096 seek=64 count=5 status=none
- } < bang > fweep
- testing "sparse without overflow" "$TAR --sparse fweep | SUM 3" \
- "50dc56c3c7eed163f0f37c0cfc2562852a612ad0\n" "" ""
- rm bang fweep
- for i in 1 3 5 7 9 14 27 36 128 256 300 304
- do
- dd if=/dev/zero of=fweep bs=65536 seek=$i count=1 2>/dev/null
- done
- testing "sparse single overflow" "$TAR --sparse fweep | SUM 6" \
- "81d59c3a7470201f92d60e63a43318ddde893f6d\n" "" ""
- rm fweep
- for i in $(seq 8 3 200)
- do
- dd if=/dev/zero of=fweep bs=65536 seek=$i count=1 2>/dev/null
- dd if=/dev/zero of=fweep2 bs=65536 seek=$i count=1 2>/dev/null
- done
- truncate -s 20m fweep2
- testing "sparse double overflow" "$TAR --sparse fweep | SUM 7" \
- "024aacd955e45f89bafedb3f37c8d39b4d556471\n" "" ""
- tar c --sparse fweep > fweep.tar
- rm fweep
- testing "sparse extract" "tar xf fweep.tar && $TAR --sparse fweep | SUM 4" \
- "b949d3a3b4c6457c873f1ea9918fd9029c5ed4b3\n" "" ""
- testing "sparse tvf" \
- "tar tvf fweep.tar | grep -wq 13172736 && echo right size" "right size\n" \
- "" ""
- rm fweep fweep.tar
- tar c --sparse fweep2 > fweep2.tar
- rm fweep2
- testing "sparse extract hole at end" \
- "tar xf fweep2.tar && $TAR --sparse fweep2 | SUM 4" \
- "807664bcad0e827793318ff742991d6f006b2127\n" "" ""
- rm fweep2 fweep2.tar
- SKIP=0 # End of tests that don't work on MacOS X
- mkdir -p links
- touch links/orig
- ln links/{orig,link1}
- ln links/{orig,link2}
- testcmd 'links' '-cf test.tar links' '' '' ''
- rm -rf links
- mkdir links
- for i in {0..12}; do touch links/orig$i; ln links/{orig,link}$i; done
- testcmd 'links2' '-cf test.tar links' '' '' ''
- rm -rf links
- install -m 000 -d folder/skip/oof &&
- testcmd 'exclude' '--exclude skip -cvf tar.tar folder && echo yes' \
- 'folder/\nyes\n' '' ''
- rm -rf folder tar.tar
- mkdir -p one/two; echo hello > one/two/three; tar czf test.tar one/two/three
- rm one/two/three; mkdir one/two/three
- testcmd 'replace dir with file' '-xf test.tar && cat one/two/three' \
- 'hello\n' '' ''
- rm -rf one test.tar
- mkdir ..dotsdir
- testing "create ..dotsdir" "$TAR ..dotsdir | SUM 3" \
- "62ff23c9b427020331992b9bc71f082099c1411f\n" "" ""
- testing "pass ..dotsdir" "$TAR ..dotsdir | LST" \
- "drwxrwxr-x root/sys 0 2009-02-13 23:31 ..dotsdir/\n" "" ""
- rmdir ..dotsdir
- mkdir -p one/two/three/four/five
- touch one/two/three/four/five/six
- testing "--strip" "$TAR one | tar t --strip=2 --show-transformed | grep six" \
- "three/four/five/six\n" "" ""
- # toybox tar --xform depends on toybox sed
- [ -z "$TEST_HOST" ] && ! sed --tarxform '' </dev/null 2>/dev/null && SKIP=99
- mkdir uno
- ln -s tres uno/dos
- touch uno/tres
- ln uno/tres uno/quatro
- tt() { $TAR --no-recursion uno uno/{dos,tres,quatro} "$@" | \
- LST --show-transformed-names $XX | sed 's/^.* 23:31 //'; }
- testing 'xform S' \
- "tt --xform 's/uno/one/S;s/dos/two/S;s/tres/three/S;s/quatro/four/S'" \
- "one/\none/two -> tres\none/three\none/four link to one/three\n" "" ""
- testing 'xform flags=rh starts with all disabled' \
- "tt --xform 's/uno/one/;flags=rh;s/dos/two/;s/tres/three/;s/quatro/four/'" \
- "one/\none/two -> tres\none/three\none/four link to one/three\n" "" ""
- testing 'xform flags=rHhsS toggles' \
- "tt --xform 's/uno/one/;flags=rHhsS;s/dos/two/;s/tres/three/;s/quatro/four/'"\
- "one/\none/two -> tres\none/three\none/four link to one/three\n" "" ""
- testing 'xform flags= is not a delta from previous' \
- "tt --xform 'flags=s;flags=rh;s/uno/one/;s/dos/two/;s/tres/three/;s/quatro/four/'" \
- "one/\none/two -> tres\none/three\none/four link to one/three\n" "" ""
- testing 'xform H' \
- "tt --xform 'flags=rsH;s/uno/one/;s/dos/two/;s/tres/three/;s/quatro/four/'" \
- "one/\none/two -> three\none/three\none/four link to uno/tres\n" "" ""
- testing 'xform R' \
- "tt --xform 'flags=rshR;s/uno/one/;s/dos/two/;s/tres/three/;s/quatro/four/'" \
- "uno/\nuno/dos -> three\nuno/tres\nuno/quatro link to one/three\n" "" ""
- testing "xform path" "$TAR one --xform=s@three/four/@zero@ | tar t | grep six" \
- "one/two/zerofive/six\n" "" ""
- testing "xform trailing slash special case" \
- "$TAR --xform 's#^.+/##x' one/two/three/four/five | tar t" 'five/\nsix\n' '' ''
- # The quoting works because default IFS splits on whitepace not ;
- testing "xform extract all" \
- "XX='--xform s/uno/one/;s/dos/two/;s/tres/three/;s/quatro/four/' tt" \
- 'one/\none/two -> three\none/three\none/four link to one/three\n' '' ''
- testing 'xform extract S' \
- "XX='--xform s/uno/one/S;s/dos/two/S;s/tres/three/S;s/quatro/four/S' tt" \
- "one/\none/two -> tres\none/three\none/four link to one/three\n" "" ""
- testing 'xform extract H' \
- "XX='--xform flags=rs;s/uno/one/;s/dos/two/;s/tres/three/;s/quatro/four/' tt"\
- "one/\none/two -> three\none/three\none/four link to uno/tres\n" "" ""
- testing 'xform extract R' \
- "XX='--xform flags=sh;s/uno/one/;s/dos/two/;s/tres/three/;s/quatro/four/' tt"\
- "uno/\nuno/dos -> three\nuno/tres\nuno/quatro link to one/three\n" "" ""
- rm -rf uno
- SKIP=0
- rm -rf one
- testing '-P' "$TAR -P --no-recursion -C / /// .. | SUM 3" \
- "a3e94211582da121845d823374d8f41ead62d7bd\n" "" ""
- testing 'without -P' "$TAR --no-recursion -C / /// .. 2>/dev/null | SUM 3" \
- "077d03243e247b074806904885e6da272fd5857a\n" "" ""
- if false
- then
- # Sequencing issues that leak implementation details out the interface
- testing "what order are --xform, --strip, and --exclude processed in?"
- testing "--xform vs ../ removal and adding / to dirs"
- chmod 700 dir
- tar cpf tar.tgz dir/file
- #chmod 700 dir
- #tar xpf file
- #ls -ld dir/file
- # restore ownership of file, dir, and symlink
- # merge add_to_tar and write_longname,
- # filter, incl or excl and anchored/wildcards
- # extract file not under cwd
- # exclusion defaults to --no-anchored and --wildcards-match-slash
- # both incl and excl
- # catch symlink overwrite
- # add dir with no trailing slash
- # don't allow hardlink target outside cwd
- # extract dir/file without dir in tarball
- # create with and without each flag
- # --owner --group --numeric-owner
- # extract with and without each flag
- # --owner 0 --group 0
- # set symlink owner
- # >256 hardlink inodes
- # // remove leading / and any .. entries from saved name
- # // exclusion defaults to --no-anchored and --wildcards-match-slash
- # //bork blah../thing blah/../thing blah/../and/../that blah/.. ../blah
- # tar tv --owner --group --mtime
- # extract file within dir date correct
- # name ending in /.. or just ".." as a name
- fi
- rm -f save.dat
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