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* update copyright notices for 2021 To be merged on 2021-01-01. CHANGELOG_BEGIN CHANGELOG_END * patch-bazel-windows & da-ghc-lib
70 lines
2.3 KiB
Python
70 lines
2.3 KiB
Python
# Copyright (c) 2021 Digital Asset (Switzerland) GmbH and/or its affiliates. All rights reserved.
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# SPDX-License-Identifier: Apache-2.0
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"""Packaging of Linux, macOS and Windows binaries into tarballs"""
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load("@os_info//:os_info.bzl", "is_windows")
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def _package_app_impl(ctx):
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args = ctx.actions.args()
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args.add(ctx.executable.binary.path)
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args.add(ctx.outputs.out.path)
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args.add_all(ctx.attr.resources, map_each = _get_resource_path)
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ctx.actions.run(
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executable = ctx.executable.package_app,
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outputs = [ctx.outputs.out],
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inputs = ctx.files.resources,
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# Binaries are passed through tools so that Bazel can make the runfiles
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# tree available to the action.
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tools = [ctx.executable.binary],
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arguments = [args],
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progress_message = "Packaging " + ctx.attr.name,
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)
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def _get_resource_path(r):
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"""Get the path to use for a resource.
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If the resource has a single file, it'll be copied to
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the resource root directory. With multiple files the
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relative directory structure is preserved.
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This mirrors how rules that produce directories work
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in Buck.
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"""
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files = r.files.to_list()
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if len(files) > 1:
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first_file = files[0].path
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prefix_end = first_file.index(r.label.package)
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# e.g. package foo/bar,
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# first file at bazel-out/k8-fastbuild/bleh/foo/bar/baz/quux
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# return path as bazel-out/k8-fastbuild/bleh/foo/bar.
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return first_file[0:(prefix_end + len(r.label.package))]
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else:
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return files[0].path
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package_app = rule(
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implementation = _package_app_impl,
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attrs = dict({
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"binary": attr.label(
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cfg = "target",
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executable = True,
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allow_files = True,
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),
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"resources": attr.label_list(
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allow_files = True,
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),
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"package_app": attr.label(
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default = Label("//bazel_tools/packaging:package-app"),
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cfg = "host",
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executable = True,
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allow_files = True,
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),
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}),
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outputs = {
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"out": "%{name}.tar.gz",
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},
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)
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"""Package a binary along with its dynamic library dependencies and data dependencies
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into a tarball. The data dependencies are placed in 'resources' directory.
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"""
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