Bazel build for hello world trusted app

Fixed: 342280489

Change-Id: If148f83ef6ba360125f1d90b73672af9ccdb5522

oak_containers_hello_world_trusted_app/BUILD

@@ -0,0 +1,76 @@
+#
+# Copyright 2024 The Project Oak Authors
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+load("@rules_rust//cargo:defs.bzl", "cargo_build_script")
+load("@rules_rust//rust:defs.bzl", "rust_binary", "rust_library")
+
+package(
+    default_visibility = ["//visibility:public"],
+    licenses = ["notice"],
+)
+
+rust_library(
+    name = "lib",
+    srcs = [
+        "src/app_service.rs",
+        "src/lib.rs",
+    ],
+    crate_name = "oak_containers_hello_world_trusted_app",
+    deps = [
+        ":build",
+        "//oak_containers_sdk",
+        "//oak_crypto",
+        "//oak_proto_rust",
+        "@oak_crates_index//:anyhow",
+        "@oak_crates_index//:prost",
+        "@oak_crates_index//:prost-types",
+        "@oak_crates_index//:tokio",
+        "@oak_crates_index//:tokio-stream",
+        "@oak_crates_index//:tonic",
+    ],
+)
+
+rust_binary(
+    name = "oak_containers_hello_world_trusted_app",
+    srcs = ["src/main.rs"],
+    deps = [
+        ":lib",
+        "//oak_containers_sdk",
+        "@oak_crates_index//:anyhow",
+        "@oak_crates_index//:tokio",
+    ],
+)
+
+cargo_build_script(
+    name = "build",
+    srcs = [
+        "build.rs",
+    ],
+    build_script_env = {
+        "PROTOC": "$(execpath @com_google_protobuf//:protoc)",
+    },
+    data = [
+        "//oak_containers_hello_world_trusted_app/proto:interface_proto",
+        "//proto/crypto:crypto_proto",
+    ],
+    tools = [
+        "@com_google_protobuf//:protoc",
+    ],
+    deps = [
+        "//oak_grpc_utils",
+        "@oak_crates_index//:prost-build",
+    ],
+)

oak_containers_hello_world_trusted_app/proto/BUILD

@@ -19,7 +19,10 @@ load("@rules_cc//cc:defs.bzl", "cc_proto_library")
 load("@rules_proto//proto:defs.bzl", "proto_library")
 
 package(
-    default_visibility = ["//cc/containers/hello_world_trusted_app:__subpackages__"],
+    default_visibility = [
+        "//cc/containers/hello_world_trusted_app:__subpackages__",
+        "//oak_containers_hello_world_trusted_app:__subpackages__",
+    ],
     licenses = ["notice"],
 )