3 # Copyright (C) 2020 Red Hat Inc.
5 # Redistribution and use in source and binary forms, with or without
6 # modification, are permitted provided that the following conditions are
9 # * Redistributions of source code must retain the above copyright
10 # notice, this list of conditions and the following disclaimer.
12 # * Redistributions in binary form must reproduce the above copyright
13 # notice, this list of conditions and the following disclaimer in the
14 # documentation and/or other materials provided with the distribution.
16 # * Neither the name of Red Hat nor the names of its contributors may be
17 # used to endorse or promote products derived from this software without
18 # specific prior written permission.
20 # THIS SOFTWARE IS PROVIDED BY RED HAT AND CONTRIBUTORS ''AS IS'' AND
21 # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
22 # THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
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38 requires nbdsh
--version
39 requires
dd iflag
=count_bytes
</dev
/null
41 files
="single-sh.script single-sh.log"
44 cleanup_fn
rm -f $files
47 # Inline scripts are incompatible with -s
48 if nbdkit
-s sh
- >/dev
/null
<<EOF
49 echo "oops: should not have run '$@'" >>single-sh.log
52 echo "$0: failed to diagnose -s vs. 'sh -'"
55 if test -f single-sh.log
; then
56 echo "$0: script unexpectedly ran"
61 cat >single-sh.
script <<\EOF
64 pread
) dd if=/dev
/zero count
=$3 iflag
=count_bytes
;;
68 chmod +x single-sh.
script
70 # The sh plugin sets up pipes to handle stdin/out per each run of the
71 # script, but this is not incompatible with using -s for the client
73 h.connect_command(["nbdkit", "-s", "sh", "single-sh.script"])
74 assert h.get_size() == 1024 * 1024
75 buf1 = h.pread(512, 0)