Cartservice debug profile + Dockerfile.debug (GoogleCloudPlatform#571)

* suse dotnet binary to start cartservice so its debugable

* use dockerfile.debug

* readd newline

* update skaffold.yaml copyright

* kelsey PR changes

skaffold.yaml

@@ -1,4 +1,4 @@
-# Copyright 2018 Google LLC
+# Copyright 2021 Google LLC
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-apiVersion: skaffold/v1beta2
+apiVersion: skaffold/v2beta1
 kind: Config
 build:
   artifacts:
@@ -36,6 +36,8 @@ build:
     context: src/currencyservice
   - image: cartservice
     context: src/cartservice/src
+    docker:
+      dockerfile: Dockerfile
   - image: frontend
     context: src/frontend
   - image: loadgenerator
@@ -65,3 +67,14 @@ profiles:
       diskSizeGb: 300
       machineType: N1_HIGHCPU_32
       timeout: 4000s
+# "debug" profile replaces the default Dockerfile in cartservice with Dockerfile.debug, 
+# which enables debugging via skaffold.
+#
+# This profile is used by default when running skaffold debug.
+- name: debug
+  activation:
+    - command: debug
+  patches:
+    - op: replace
+      path: /build/artifacts/7/docker/dockerfile
+      value: Dockerfile.debug

src/cartservice/src/Dockerfile

@@ -1,4 +1,4 @@
-# Copyright 2020 Google LLC
+# Copyright 2021 Google LLC
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.

src/cartservice/src/Dockerfile.debug

@@ -0,0 +1,36 @@
+# Copyright 2021 Google LLC
+#
+# 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.
+
+FROM mcr.microsoft.com/dotnet/sdk:5.0 AS build
+WORKDIR /app
+COPY . .
+RUN dotnet restore cartservice.csproj
+RUN dotnet build "./cartservice.csproj" -c Debug -o /out
+
+FROM build AS publish
+RUN dotnet publish cartservice.csproj -c Debug -o /out
+
+# Building final image used in running container
+FROM mcr.microsoft.com/dotnet/aspnet:5.0 AS final
+# Installing procps on the container to enable debugging of .NET Core
+RUN apt-get update \
+    && apt-get install -y unzip procps wget
+RUN GRPC_HEALTH_PROBE_VERSION=v0.3.6 && \
+    wget -qO/bin/grpc_health_probe https://github.com/grpc-ecosystem/grpc-health-probe/releases/download/${GRPC_HEALTH_PROBE_VERSION}/grpc_health_probe-linux-amd64 && \
+    chmod +x /bin/grpc_health_probe
+WORKDIR /app
+COPY --from=publish /out .
+ENV ASPNETCORE_URLS=http://*:7070
+
+ENTRYPOINT ["dotnet", "cartservice.dll"]