BUILD.bazel

# Bazel build
# C/C++ documentation: https://docs.bazel.build/versions/master/be/c-cpp.html

# ************************** IMPORTANT ***********************
# If a target or file is not found here, then please try searching in /src
# We are in the middle of transitioning to a tree of build files.
# If you would like to help with the move in your PR, please use `git mv` so that the history of the file is retained.

load("@bazel_skylib//rules:common_settings.bzl", "bool_flag")
load("@com_github_grpc_grpc//bazel:cython_library.bzl", "pyx_library")
load("@hedron_compile_commands//:refresh_compile_commands.bzl", "refresh_compile_commands")
load("@rules_cc//cc:defs.bzl", "cc_proto_library")
load("@rules_pkg//pkg:mappings.bzl", "pkg_attributes", "pkg_files")
load("@rules_pkg//pkg:zip.bzl", "pkg_zip")
load("@rules_proto//proto:defs.bzl", "proto_library")
load("@rules_python//python:defs.bzl", "py_binary", "py_library")
load("//bazel:ray.bzl", "COPTS", "PYX_COPTS", "PYX_SRCS", "ray_cc_library")

package(
    default_visibility = ["//visibility:public"],
)

# C/C++ toolchain constraint configs.

config_setting(
    name = "msvc-cl",
    flag_values = {"@bazel_tools//tools/cpp:compiler": "msvc-cl"},
)

config_setting(
    name = "clang-cl",
    flag_values = {"@bazel_tools//tools/cpp:compiler": "clang-cl"},
)

config_setting(
    name = "opt",
    values = {"compilation_mode": "opt"},
)

bool_flag(
    name = "jemalloc_flag",
    build_setting_default = True,
)

config_setting(
    name = "jemalloc",
    constraint_values = ["@platforms//os:linux"],
    flag_values = {":jemalloc_flag": "true"},
)

alias(
    name = "uv_file",
    actual = select({
        "//bazel:linux_x86_64_config": "@uv_x86_64-linux//:file",
        "//bazel:osx_arm64_config": "@uv_aarch64-darwin//:file",
        "//conditions:default": "@uv_x86_64-linux//:file",
    }),
)

# bazel run :refresh_compile_commands for compile_commands generation for clangd
# https://github.com/hedronvision/bazel-compile-commands-extractor?tab=readme-ov-file#vscode - directions for clangd config
refresh_compile_commands(
    name = "refresh_compile_commands",
    targets = {
        "//:ray_pkg_zip": "",
    },
)

ray_cc_library(
    name = "ray_mock",
    # NOTE(edoakes): we are moving towards fine-grained mock and fake targets.
    # Do not include new files in this target, instead make a BUILD.bazel file
    # in the subdirectory and exclude it here.
    hdrs = glob(
        ["src/mock/**/*.h"],
        exclude = [
            "src/mock/ray/common/pubsub/publisher.h",
            "src/mock/ray/common/pubsub/subscriber.h",
            "src/mock/ray/ray_syncer/ray_syncer.h",
        ],
    ),
    deps = [
        "//src/ray/observability:fake_metric",
        "//src/ray/observability:fake_ray_event_recorder",
    ],
)

# This header is used to wrap some internal codes so we can reduce suspicious
# symbols export.
ray_cc_library(
    name = "exported_internal",
    srcs =
        [
            "src/ray/internal/internal.cc",
        ],
    hdrs =
        [
            "src/ray/internal/internal.h",
        ],
    copts = COPTS,
    strip_include_prefix = "src",
    deps = [
        "//src/ray/core_worker:core_worker_lib",
    ],
    alwayslink = 1,
)

ray_cc_library(
    name = "platform_shims",
    srcs = [] + select({
        "@platforms//os:windows": glob([
            "src/shims/windows/**/*.c",
            "src/shims/windows/**/*.cc",
            "src/shims/windows/**/*.h",
        ]),
        "//conditions:default": [],
    }),
    hdrs = [] + select({
        "@platforms//os:windows": glob([
            "src/shims/windows/**/*.h",
        ]),
        "//conditions:default": [],
    }),
    strip_include_prefix = select({
        "@platforms//os:windows": "src/shims/windows",
        "//conditions:default": "",
    }),
)

filegroup(
    name = "extra_actions_base_proto",
    srcs = [
        "thirdparty/protobuf/extra_actions_base.proto",
    ],
)

proto_library(
    name = "extra_actions_base_proto_lib",
    srcs = ["thirdparty/protobuf/extra_actions_base.proto"],
)

cc_proto_library(
    name = "extra_actions_cc_proto_lib",
    deps = [":extra_actions_base_proto_lib"],
)

alias(
    name = "hiredis",
    actual = "@com_github_redis_hiredis//:hiredis",
)

pyx_library(
    name = "_raylet",
    srcs = glob([
        "python/ray/includes/*.pxd",
        "python/ray/includes/*.pxi",
    ]) + [
        "python/ray/__init__.py",
        "python/ray/_raylet.pxd",
        "python/ray/_raylet.pyx",
    ],
    # Export ray ABI symbols, which can then be used by _streaming.so.
    # We need to dlopen this lib with RTLD_GLOBAL to use ABI in this
    # shared lib, see python/ray/__init__.py.
    cc_kwargs = dict(
        srcs = PYX_SRCS,
        # cython code is auto-generated, which is out of our control.
        copts = COPTS + PYX_COPTS,
        # This is needed since Windows has long file path issues and command length limits
        features = ["compiler_param_file"],
        # see https://github.com/tensorflow/tensorflow/blob/r2.1/tensorflow/lite/BUILD#L444
        linkopts = select({
            "@platforms//os:osx": [
                "-Wl,-exported_symbols_list,$(location //:src/ray/ray_exported_symbols.lds)",
            ],
            "@platforms//os:windows": [],
            "//conditions:default": [
                "-Wl,--version-script,$(location //:src/ray/ray_version_script.lds)",
            ],
        }),
        linkstatic = 1,
    ),
    deps = [
        "//:exported_internal",
        "//:src/ray/ray_exported_symbols.lds",
        "//:src/ray/ray_version_script.lds",
        "//src/ray/common:python_callbacks",
        "//src/ray/core_worker:core_worker_lib",
        "//src/ray/gcs:gcs_server_lib",
        "//src/ray/gcs/store_client:redis_store_client",
        "//src/ray/gcs_rpc_client:global_state_accessor_lib",
        "//src/ray/protobuf:serialization_cc_proto",
        "//src/ray/pubsub:python_gcs_subscriber",
        "//src/ray/raylet_rpc_client:raylet_client_with_io_context_lib",
        "//src/ray/thirdparty/setproctitle",
        "//src/ray/util:memory",
        "//src/ray/util:port_persistence",
        "//src/ray/util:raii",
        "//src/ray/util:stream_redirection",
        "//src/ray/util:stream_redirection_options",
    ],
)

filegroup(
    name = "python_sources",
    srcs = glob([
        "python/ray/*.py",
        "python/ray/cloudpickle/*.py",
        "python/ray/dashboard/**/*.py",
        "python/ray/experimental/*.py",
        "python/ray/util/*.py",
        "python/ray/internal/*.py",
    ]) + [
        "python/ray/core/__init__.py",
        "//python/ray/_private:src_files",
        "//python/ray/autoscaler:default_configs",
        "//python/ray/autoscaler:src_files",
    ],
)

alias(
    name = "redis-server",
    actual = select({
        "@platforms//os:windows": "@com_github_tporadowski_redis_bin//:redis-server.exe",
        "//bazel:linux_x86_64_config": "@redis_linux_x86_64//:redis-server",
        "//bazel:linux_arm64_config": "@redis_linux_arm64//:redis-server",
        "//bazel:osx_arm64_config": "@redis_osx_arm64//:redis-server",
        "//conditions:default": "@com_github_antirez_redis//:redis-server",
    }),
)

alias(
    name = "redis-cli",
    actual = select({
        "@platforms//os:windows": "@com_github_tporadowski_redis_bin//:redis-cli.exe",
        "//bazel:linux_x86_64_config": "@redis_linux_x86_64//:redis-cli",
        "//bazel:linux_arm64_config": "@redis_linux_arm64//:redis-cli",
        "//bazel:osx_arm64_config": "@redis_osx_arm64//:redis-cli",
        "//conditions:default": "@com_github_antirez_redis//:redis-cli",
    }),
)

filegroup(
    name = "core_py_proto",
    srcs = ["//src/ray/protobuf:core_py_proto"],
    visibility = ["//visibility:private"],
)

filegroup(
    name = "serve_py_proto",
    srcs = ["//src/ray/protobuf:serve_py_proto"],
    visibility = ["//visibility:private"],
)

# This is a dummy test dependency that causes the python tests to be
# re-run if any of these files changes.
py_library(
    name = "ray_lib",
    srcs = glob(
        ["python/ray/**/*.py"],
        exclude = ["python/ray/tests/*.py"],
    ),
    visibility = ["__subpackages__"],
)

pkg_files(
    name = "raylet_so_files",
    srcs = ["python/ray/_raylet.so"],
    attributes = pkg_attributes(mode = "755"),
    prefix = "ray/",
    renames = select({
        "@platforms//os:windows": {
            "python/ray/_raylet.so": "_raylet.pyd",
        },
        "//conditions:default": {},
    }),
    visibility = ["//visibility:private"],
)

pkg_files(
    name = "core_py_proto_files",
    srcs = ["//src/ray/protobuf:core_py_proto"],
    prefix = "ray/core/generated",
    visibility = ["//visibility:private"],
)

pkg_zip(
    name = "core_py_proto_zip",
    srcs = [":core_py_proto_files"],
    out = "core_py_proto.zip",
    visibility = ["//visibility:private"],
)

pkg_files(
    name = "serve_py_proto_files",
    srcs = [":serve_py_proto"],
    prefix = "ray/serve/generated",
    visibility = ["//visibility:private"],
)

pkg_zip(
    name = "serve_py_proto_zip",
    srcs = [":serve_py_proto_files"],
    out = "serve_py_proto.zip",
    visibility = ["//visibility:private"],
)

pkg_files(
    name = "redis_files",
    srcs = [
        ":redis-cli",
        ":redis-server",
    ],
    attributes = pkg_attributes(mode = "755"),
    prefix = "ray/core/src/ray/thirdparty/redis/src",
    visibility = ["//visibility:private"],
)

pkg_files(
    name = "raylet_files",
    srcs = ["//src/ray/raylet"],
    attributes = pkg_attributes(mode = "755"),
    prefix = "ray/core/src/ray/raylet",
    visibility = ["//visibility:private"],
)

pkg_files(
    name = "gcs_server_files",
    srcs = ["//src/ray/gcs:gcs_server"],
    attributes = pkg_attributes(mode = "755"),
    prefix = "ray/core/src/ray/gcs",
    visibility = ["//visibility:private"],
)

pkg_files(
    name = "jemalloc_files",
    srcs = ["@jemalloc//:shared"],
    attributes = pkg_attributes(mode = "755"),
    prefix = "ray/core/",
    visibility = ["//visibility:private"],
)

pkg_zip(
    name = "ray_pkg_zip",
    srcs = [
        ":gcs_server_files",
        ":raylet_files",
        ":raylet_so_files",
    ] + select({
        ":jemalloc": [":jemalloc_files"],
        "//conditions:default": [],
    }),
    out = "ray_pkg.zip",
    visibility = ["//java:__pkg__"],
)

genrule(
    name = "ray_py_proto_zip",
    srcs = [
        ":core_py_proto_zip",
        ":serve_py_proto_zip",
    ],
    outs = ["ray_py_proto.zip"],
    cmd = """
        set -euo pipefail

        tmpdir=$$(mktemp -d)

        unzip -o -q $(location :core_py_proto_zip) -d "$$tmpdir"
        unzip -o -q $(location :serve_py_proto_zip) -d "$$tmpdir"

        files=(
            $$(ls "$$tmpdir"/ray/core/generated/*_pb2*.py)
            $$(ls "$$tmpdir"/ray/serve/generated/*_pb2*.py)
        )

        # NOTE(hchen): Protobuf doesn't allow specifying Python package name. So we use this `sed`
        # command to change the import path in the generated file.
        sed -i -E 's/from src.ray.protobuf.public/from ./' "$${files[@]}"
        sed -i -E 's/from src.ray.protobuf/from ./' "$${files[@]}"
        # Help the generated serve files to have the correct module
        serve_files=($$(ls "$$tmpdir"/ray/serve/generated/*_pb2*.py))
        sed -i -E 's/'"'"'src.ray.protobuf./'"'"'ray.serve.generated./' "$${serve_files[@]}"

        # TODO(sang): Build our own proto instead of creating a new proto for opencensus separately.
        # https://github.com/ray-project/ray/issues/31358
        sed -i -E 's/from opencensus.proto.metrics.v1 import/from . import/' "$${files[@]}"
        sed -i -E 's/from opencensus.proto.resource.v1 import/from . import/' "$${files[@]}"

        $(location //bazel:pyzip) "$$tmpdir" $@

        rm -rf "$$tmpdir"
    """,
    tools = [
        "//bazel:pyzip",
    ],
    visibility = ["//visibility:private"],
)

genrule(
    name = "install_py_proto",
    srcs = [
        ":ray_py_proto_zip",
    ],
    outs = ["install_py_proto.out"],
    cmd = """
        set -euo pipefail

        rm -rf python/ray/core/generated python/ray/serve/generated
        unzip -o -q $(location :ray_py_proto_zip) -d python

        echo "$${PWD}" > $@
    """,
    local = 1,
)

genrule(
    name = "ray_pkg",
    srcs = [
        ":python_sources",
        ":ray_py_proto_zip",
        ":ray_pkg_zip",
    ],
    outs = ["ray_pkg.out"],
    cmd = """
        set -euo pipefail

        rm -rf python/ray/core/generated python/ray/serve/generated
        unzip -o -q $(location :ray_py_proto_zip) -d "python"
        unzip -o -q $(location :ray_pkg_zip) -d "python"

        echo "$${PWD}" > $@
    """,
    local = 1,
)

pkg_zip(
    name = "ray_redis_zip",
    srcs = [
        ":redis_files",
    ],
    out = "ray_redis.zip",
)

py_binary(
    name = "gen_redis_pkg",
    srcs = ["gen_redis_pkg.py"],
    data = [
        ":ray_redis_zip",
    ],
    visibility = ["//visibility:private"],
    deps = [
        "//bazel:gen_extract",
    ],
)

py_binary(
    name = "gen_py_proto",
    srcs = ["gen_py_proto.py"],
    data = [
        ":ray_py_proto_zip",
    ],
    visibility = ["//visibility:private"],
    deps = [
        "//bazel:gen_extract",
    ],
)

py_binary(
    name = "gen_ray_pkg",
    srcs = ["gen_ray_pkg.py"],
    data = [
        ":ray_pkg_zip",
        ":ray_py_proto_zip",
    ],
    visibility = ["//visibility:private"],
    deps = [
        "//bazel:gen_extract",
    ],
)