Dockerfile.ubi

# syntax=docker/dockerfile:1

### Python
FROM registry.access.redhat.com/ubi9/ubi-minimal AS python

ENV PYTHON_VERSION=3.11
ENV PYTHONUNBUFFERED=1
ENV PYTHONIOENCODING=UTF-8
ARG PIP_DISABLE_PIP_VERSION_CHECK=1
ARG PIP_NO_CACHE_DIR=1

RUN microdnf -y install python3.11 python3.11-pip && \
    microdnf -y clean all

RUN python3.11 -m venv /venv && \
    source /venv/bin/activate && \
    pip3.11 install --no-cache-dir yt-dlp && \
    pip3.11 uninstall -y setuptools pip && \
    microdnf -y remove python3.11-pip && \
    microdnf -y clean all

ENV PATH="/venv/bin:$PATH"

### Base image
FROM python AS base

WORKDIR /app

RUN microdnf -y install libicu tzdata && \
    microdnf -y clean all

ENV TZ=Asia/Taipei

# Disable file locking on Unix
# https://github.com/dotnet/runtime/issues/34126#issuecomment-1104981659
ENV DOTNET_SYSTEM_IO_DISABLEFILELOCKING=true

### Debug image
FROM base AS debug

# Install .NET 8 SDK
RUN microdnf -y install dotnet-sdk-8.0

### Build .NET
FROM --platform=$BUILDPLATFORM registry.access.redhat.com/ubi8/dotnet-80 AS build

USER 0
ARG BUILD_CONFIGURATION=Release
ARG TARGETARCH
WORKDIR /src

COPY ["YoutubeLiveChatToDiscord.csproj", "."]
RUN dotnet restore -a $TARGETARCH "YoutubeLiveChatToDiscord.csproj"

FROM build AS publish
COPY . .
ARG BUILD_CONFIGURATION=Release
ARG TARGETARCH
RUN dotnet publish "YoutubeLiveChatToDiscord.csproj" -a $TARGETARCH -c $BUILD_CONFIGURATION -o /app/publish --self-contained true

### Final image
FROM base AS final

ENV PATH="/app:$PATH"

RUN mkdir -p /app && chown -R 1001:1001 /app && chmod u+rwx /app
COPY --from=publish --chown=1001:1001 /app/publish/YoutubeLiveChatToDiscord /app/YoutubeLiveChatToDiscord
COPY --from=publish --chown=1001:1001 /app/publish/appsettings.json /app/appsettings.json

USER 1001
ENTRYPOINT ["/app/YoutubeLiveChatToDiscord"]