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Add bzlmod support
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This commit adds support for bzlmod.
See the MODULE.bazel for changes and enable with `--enable_bzlmod`.
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luispadron committed Aug 22, 2023
1 parent f5fd958 commit ca4d59f
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Showing 9 changed files with 354 additions and 75 deletions.
4 changes: 4 additions & 0 deletions .bazelrc
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@@ -1,3 +1,7 @@
# Enable Bzlmod
# TODO: While supporting Bazel 5 we need to keep experimental flag vs using "--enable_bzlmod"
common --experimental_enable_bzlmod

# We can't create a bzl_library for rules-swift because of its visibility,
# so circumvent by not using the sandbox
build --strategy=Stardoc=standalone
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6 changes: 6 additions & 0 deletions .github/workflows/preflight_env.sh
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@@ -1,4 +1,10 @@
#!/bin/bash

# If flag --no-bzlmod is passed, writes a user.bazelrc file to disable Bzlmod.
if [[ "$*" == *--no-bzlmod* ]]; then
echo "build --noexperimental_enable_bzlmod" > user.bazelrc
fi

set -e
echo "Selecting Xcode for environment"

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8 changes: 5 additions & 3 deletions .github/workflows/tests.yml
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Expand Up @@ -93,8 +93,9 @@ jobs:
run: .github/workflows/preflight_env.sh
- name: Build and Test
run: |
# iOS tests
# iOS tests without bzlmod on Bazel 5
bazelisk build \
--noexperimental_enable_bzlmod \
--config=ci_with_caches \
--config=ios \
--config=vfs \
Expand Down Expand Up @@ -147,7 +148,8 @@ jobs:
steps:
- uses: actions/checkout@v3
- name: Preflight Env
run: .github/workflows/preflight_env.sh
# TODO: stardoc doesn't currently support bzlmod: https://github.com/bazelbuild/stardoc/issues/117
run: .github/workflows/preflight_env.sh --no-bzlmod
# Note: we need to pass the absolute to the Bazel run
- name: buildifier
run: |
Expand All @@ -166,7 +168,7 @@ jobs:
steps:
- uses: actions/checkout@v3
- name: Preflight Env
run: .github/workflows/preflight_env.sh
run: .github/workflows/preflight_env.sh --no-bzlmod
- name: Run tests
run: ./tests/xcodeproj-tests.sh --run && ./tests/test-tests.sh
- uses: actions/upload-artifact@v2
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12 changes: 7 additions & 5 deletions BUILD.bazel
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Expand Up @@ -3,13 +3,15 @@
load("@build_bazel_rules_swift//swift/internal:feature_names.bzl", "SWIFT_FEATURE_USE_GLOBAL_INDEX_STORE")
load("//rules:features.bzl", "feature_names")
load("@bazel_skylib//lib:selects.bzl", "selects")
load("@buildifier_prebuilt//:rules.bzl", "buildifier")

sh_binary(
buildifier(
name = "buildifier",
srcs = select({
"@bazel_tools//src/conditions:darwin_x86_64": ["@buildifier.mac.amd64//file"],
"@bazel_tools//src/conditions:darwin_arm64": ["@buildifier.mac.arm64//file"],
}),
exclude_patterns = [
"./.git/*",
"./bazel-*/*",
],
mode = "fix",
)

config_setting(
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114 changes: 114 additions & 0 deletions MODULE.bazel
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@@ -0,0 +1,114 @@
"""
Defines all the external repositories and dependencies for rules_ios.
"""

# Defines the rules_ios bzlmod module.
# Version is updated during release to the registry.
module(
name = "rules_ios",
version = "0",
bazel_compatibility = [">=5.0.0"],
compatibility_level = 1,
repo_name = "build_bazel_rules_ios",
)

# Declare the bzlmod dependencies needed by rules_ios and users of rules_ios
bazel_dep(
name = "apple_support",
version = "1.6.0",
repo_name = "build_bazel_apple_support",
)
bazel_dep(
name = "rules_apple",
version = "2.3.0",
repo_name = "build_bazel_rules_apple",
)
bazel_dep(
name = "rules_cc",
version = "0.0.6",
)
bazel_dep(
name = "rules_python",
version = "0.24.0",
)
bazel_dep(
name = "rules_swift",
version = "1.8.0",
repo_name = "build_bazel_rules_swift",
)

# Declare the development dependencies needed for rules_ios development
bazel_dep(
name = "buildifier_prebuilt",
version = "6.1.0",
dev_dependency = True,
)
bazel_dep(
name = "rules_pkg",
version = "0.9.1",
dev_dependency = True,
)
bazel_dep(
name = "bazel_skylib",
version = "1.4.1",
dev_dependency = True,
)

# Load non-bzlmod dependencies from rules_ios
non_module_deps = use_extension("//rules:module_extensions.bzl", "non_module_deps")
use_repo(
non_module_deps,
"com_github_yonaskolb_xcodegen",
"xchammer",
)

non_module_dev_deps = use_extension(
"//rules:module_extensions.bzl",
"non_module_dev_deps",
dev_dependency = True,
)
use_repo(
non_module_dev_deps,
"GoogleMobileAdsSDK",
"TensorFlowLiteC",
"arm64-to-sim",
"com_github_apple_swiftcollections",
"tart",
)

# Configure Xcode
xcode_configure = use_extension(
"//rules:module_extensions.bzl",
"xcode_configure",
dev_dependency = True,
)
xcode_configure.configure(
remote_xcode_label = "",
xcode_locator_label = "//tools/toolchains/xcode_configure:xcode_locator.m",
)

# Load non-bzlmod dependencies used in this repo from rules_swift
swift_non_module_deps = use_extension("@build_bazel_rules_swift//swift:extensions.bzl", "non_module_deps")
use_repo(
swift_non_module_deps,
"build_bazel_rules_swift_index_import",
"build_bazel_rules_swift_local_config",
)

# Load non-bzlmod dependencies used in this repo from rules_apple
apple_non_module_deps = use_extension("@build_bazel_rules_apple//apple:extensions.bzl", "non_module_deps")
use_repo(
apple_non_module_deps,
"xctestrunner",
)

# Register the Python toolchain
python = use_extension("@rules_python//python/extensions:python.bzl", "python")
python.toolchain(
is_default = True,
python_version = "3.9",
)
use_repo(
python,
"python_versions",
)
31 changes: 14 additions & 17 deletions WORKSPACE
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@@ -1,12 +1,20 @@
# This file marks the root of the Bazel workspace.
# See MODULE.bazel for dependencies and setup.
# It is only used when bzlmod is disabled.
# When bzlmod is enabled WORKSPACE.bzlmod is used.

workspace(name = "build_bazel_rules_ios")

load(
"//rules:repositories.bzl",
"rules_ios_dependencies",
"rules_ios_dev_dependencies",
)

rules_ios_dependencies(load_xchammer_dependencies = True)

rules_ios_dev_dependencies()

load(
"@build_bazel_rules_apple//apple:repositories.bzl",
"apple_rules_dependencies",
Expand Down Expand Up @@ -55,25 +63,14 @@ load("@io_bazel_stardoc//:setup.bzl", "stardoc_repositories")

stardoc_repositories()

load(
"@bazel_tools//tools/build_defs/repo:http.bzl",
"http_file",
)
# Download prebuilt binaries buildifier
load("@buildifier_prebuilt//:deps.bzl", "buildifier_prebuilt_deps")

# Download offical release of buildifier.mac
http_file(
name = "buildifier.mac.amd64",
executable = True,
sha256 = "c9378d9f4293fc38ec54a08fbc74e7a9d28914dae6891334401e59f38f6e65dc",
urls = ["https://github.com/bazelbuild/buildtools/releases/download/5.1.0/buildifier-darwin-amd64"],
)
buildifier_prebuilt_deps()

http_file(
name = "buildifier.mac.arm64",
executable = True,
sha256 = "745feb5ea96cb6ff39a76b2821c57591fd70b528325562486d47b5d08900e2e4",
urls = ["https://github.com/bazelbuild/buildtools/releases/download/5.1.0/buildifier-darwin-arm64"],
)
load("@buildifier_prebuilt//:defs.bzl", "buildifier_prebuilt_register_toolchains")

buildifier_prebuilt_register_toolchains()

load(
"//tests/ios/frameworks/external-dependency:external_dependency.bzl",
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27 changes: 27 additions & 0 deletions WORKSPACE.bzlmod
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@@ -0,0 +1,27 @@
# This file marks the root of the Bazel workspace.
# See MODULE.bazel for dependencies and setup.
# It is only used when bzlmod is enabled.
# This file will generally be kept empty in favor of using MODULE.bazel fully.

workspace(name = "build_bazel_rules_ios")

# TODO: stardoc doesn't currently support bzlmod: https://github.com/bazelbuild/stardoc/issues/117
# Once that closes we should depend on it via the WORKSPACE file.
# In the meantime, this is a workaround to at least allow building.
# Note however that updating docs with bzlmod will not work until the above is resolved.
# Until then use: --noenable_bzlmod
load(
"@bazel_tools//tools/build_defs/repo:git.bzl",
"git_repository",
)

git_repository(
name = "io_bazel_stardoc",
commit = "6f274e903009158504a9d9130d7f7d5f3e9421ed",
remote = "https://github.com/bazelbuild/stardoc.git",
shallow_since = "1667581897 -0400",
)

load("@io_bazel_stardoc//:setup.bzl", "stardoc_repositories")

stardoc_repositories()
44 changes: 44 additions & 0 deletions rules/module_extensions.bzl
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@@ -0,0 +1,44 @@
"""Definitions for bzlmod module extensions."""

load(
"//rules:repositories.bzl",
"rules_ios_dependencies",
"rules_ios_dev_dependencies",
)
load(
"//tools/toolchains/xcode_configure:xcode_configure.bzl",
_xcode_configure = "xcode_configure",
)

def _non_module_deps_impl(_):
rules_ios_dependencies(
load_xchammer_dependencies = True,
load_bzlmod_dependencies = False,
)

non_module_deps = module_extension(implementation = _non_module_deps_impl)

def _non_module_dev_deps_impl(_):
rules_ios_dev_dependencies(load_bzlmod_dependencies = False)

non_module_dev_deps = module_extension(implementation = _non_module_dev_deps_impl)

def _xcode_configure_impl(module_ctx):
for mod in module_ctx.modules:
for xcode_configure_attr in mod.tags.configure:
_xcode_configure(
remote_xcode_label = xcode_configure_attr.remote_xcode_label,
xcode_locator_label = xcode_configure_attr.xcode_locator_label,
)

xcode_configure = module_extension(
implementation = _xcode_configure_impl,
tag_classes = {
"configure": tag_class(
attrs = {
"remote_xcode_label": attr.string(mandatory = True),
"xcode_locator_label": attr.string(mandatory = True),
},
),
},
)
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