fix: Add log that worker has crashed (#253)

Worker/src/DLLWorker/Dockerfile

@@ -32,11 +32,14 @@ RUN case "$TARGETARCH" in \
     dotnet publish "ArmoniK.DevelopmentKit.Worker.DLLWorker.csproj" -c "${BUILD_CONFIG}" -f net6.0 -o /app/publish -r "${DOTNET_ARCH}" --self-contained true
 
 FROM base AS final
+
+COPY ["Worker/src/DLLWorker/entry.sh", "/entry.sh"]
+
 WORKDIR /app
 COPY --from=publish /app/publish .
 ENV LD_LIBRARY_PATH=.:$LD_LIBRARY_PATH
 RUN groupadd --gid 5000 armonikuser && useradd --home-dir /home/armonikuser --create-home --uid 5000 --gid 5000 --shell /bin/sh --skel /dev/null armonikuser
 RUN mkdir /cache && chown armonikuser: /cache
 USER armonikuser
 
-ENTRYPOINT ["dotnet", "ArmoniK.DevelopmentKit.Worker.DLLWorker.dll"]
+ENTRYPOINT ["/entry.sh", "dotnet", "ArmoniK.DevelopmentKit.Worker.DLLWorker.dll"]

Worker/src/DLLWorker/entry.sh

@@ -0,0 +1,21 @@
+#! /bin/sh
+
+# Enable coredumps
+ulimit -c unlimited
+
+# Rip child processes
+trap 'kill -s INT -- -$$' INT
+trap 'kill -s TERM -- -$$' TERM
+
+# Launch command in background to be sure it will be ripped
+"$@" &
+wait $!
+ret="$?"
+
+# Add log that process has crashed
+if [ "$ret" != 0 ]; then
+  echo "$@" "CRASHED with status code $ret" >&2
+fi
+
+# Forward the status code
+exit "$ret"