content_hash_unzip

command module
v0.0.2 Latest Latest
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Published: Jul 26, 2023 License: BSD-3-Clause Imports: 12 Imported by: 0

README

Installation

$ go install github.com/fmeum/content_hash_unzip@latest

Usage

# Print the content hash of a ZIP file and check that its contents satisfy all
# restrictions.
$ content_hash_unzip some.zip
h1:F5f5VUGvRisY5bwl1HWQFYl5StpfzKiA4I3lJxgmc7c=

# Extract the ZIP into some/dir if the content hash matches and all restrictions
# are satisfied. Otherwise fail with a non-zero exit code (some files may end up
# being extracted in this case).
$ content_hash_unzip some.zip h1:F5f5VUGvRisY5bwl1HWQFYl5StpfzKiA4I3lJxgmc7c= some/dir

# Extract the ZIP, stripping the given path prefix.
$ content_hash_unzip some.zip h1:F5f5VUGvRisY5bwl1HWQFYl5StpfzKiA4I3lJxgmc7c= some/dir my_prefix

Documentation

Overview

Based on: https://cs.opensource.google/go/x/mod/+/refs/tags/v0.12.0:zip/zip.go Original license: Copyright (c) 2009 The Go Authors. All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:

   * Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
   * Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following disclaimer
in the documentation and/or other materials provided with the
distribution.
   * Neither the name of Google Inc. nor the names of its
contributors may be used to endorse or promote products derived from
this software without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

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