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Generate sha256 message digest for built binaries #418

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Generate sha256 message digest for built binaries #418

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31 changes: 31 additions & 0 deletions BUILD
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Original file line number Diff line number Diff line change
@@ -1,6 +1,7 @@
load("@io_bazel_rules_go//go:def.bzl", "go_binary", "go_library", "go_test")
load("@bazel_gazelle//:def.bzl", "gazelle")
load("@build_bazel_rules_nodejs//:index.bzl", "pkg_npm")
load("//:def.bzl", "sha256sum")

# gazelle:prefix github.com/bazelbuild/bazelisk
gazelle(name = "gazelle")
Expand Down Expand Up @@ -85,6 +86,11 @@ go_binary(
visibility = ["//visibility:public"],
)

sha256sum(
name = "bazelisk-darwin-amd64-sha",
src = ":bazelisk-darwin-amd64",
)

go_binary(
name = "bazelisk-darwin-arm64",
out = "bazelisk-darwin_arm64",
Expand All @@ -99,6 +105,11 @@ go_binary(
visibility = ["//visibility:public"],
)

sha256sum(
name = "bazelisk-darwin-arm64-sha",
src = ":bazelisk-darwin-arm64",
)

genrule(
name = "bazelisk-darwin-universal",
srcs = [
Expand All @@ -113,6 +124,11 @@ genrule(
],
)

sha256sum(
name = "bazelisk-darwin-universal-sha",
src = ":bazelisk-darwin-universal",
)

go_binary(
name = "bazelisk-linux-amd64",
out = "bazelisk-linux_amd64",
Expand All @@ -127,6 +143,11 @@ go_binary(
visibility = ["//visibility:public"],
)

sha256sum(
name = "bazelisk-linux-amd64-sha",
src = ":bazelisk-linux-amd64",
)

go_binary(
name = "bazelisk-linux-arm64",
out = "bazelisk-linux_arm64",
Expand All @@ -141,6 +162,11 @@ go_binary(
visibility = ["//visibility:public"],
)

sha256sum(
name = "bazelisk-linux-arm64-sha",
src = ":bazelisk-linux-arm64",
)

go_binary(
name = "bazelisk-windows-amd64",
out = "bazelisk-windows_amd64.exe",
Expand All @@ -151,6 +177,11 @@ go_binary(
visibility = ["//visibility:public"],
)

sha256sum(
name = "bazelisk-windows-amd64-sha",
src = ":bazelisk-windows-amd64",
)

pkg_npm(
name = "npm_package",
package_name = "@bazel/bazelisk",
Expand Down
27 changes: 27 additions & 0 deletions def.bzl
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Original file line number Diff line number Diff line change
@@ -0,0 +1,27 @@
def _sha256sum_impl(ctx):
ctx.actions.run_shell(
outputs = [ctx.outputs.sha256],
inputs = [ctx.file.src],
command = "CWD=$PWD && cd `dirname {0}` && sha256sum `basename {0}` > $CWD/{1}".format(ctx.file.src.path, ctx.outputs.sha256.path),
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We typically build releases on MacOS, which uses a different tool (shasum -a 256)

)

return DefaultInfo(files = depset([ctx.outputs.sha256]))

_sha256sum = rule(
implementation = _sha256sum_impl,
attrs = {
"src": attr.label(mandatory = True, allow_single_file = True),
"sha256": attr.output(),
}
)

def sha256sum(name, src, **kwargs):
"""
Macro to create a sha256 message digest file
"""
_sha256sum(
name = name,
src = src,
sha256 = "%s.sha256" % src,
**kwargs,
)