Dockerfile.alpine3.17-amd64

# Copyright (c) Microsoft Corporation.
# Licensed under the MIT License.
# Modified by Taylor Lee to include additonal customizations under the MIT License.

# Docker image file that describes an Alpine image with PowerShell installed from .tar.gz file(s)
ARG hostRegistry=psdockercache.azurecr.io
FROM ${hostRegistry}/alpine:3.17 AS installer-env

# Define Args for the needed to add the package
ARG PS_VERSION=7.3.0-preview.8
ARG PS_PACKAGE=powershell-${PS_VERSION}-linux-alpine-x64.tar.gz
ARG PS_PACKAGE_URL=https://github.com/PowerShell/PowerShell/releases/download/v${PS_VERSION}/${PS_PACKAGE}
ARG PS_INSTALL_VERSION=7-preview

# Download the Linux tar.gz and save it
ADD ${PS_PACKAGE_URL} /tmp/linux.tar.gz

# define the folder we will be installing PowerShell to
ENV PS_INSTALL_FOLDER=/opt/microsoft/powershell/$PS_INSTALL_VERSION

# Create the install folder
RUN mkdir -p ${PS_INSTALL_FOLDER}

# Unzip the Linux tar.gz
RUN tar zxf /tmp/linux.tar.gz -C ${PS_INSTALL_FOLDER} -v

# Start a new stage so we lose all the tar.gz layers from the final image
ARG hostRegistry=psdockercache.azurecr.io
FROM ${hostRegistry}/alpine:3.17

# Add Labels (Modified entry)
LABEL org.opencontainers.image.source=https://github.com/thetaylorlee/docker-transcodeautomation
LABEL org.opencontainers.image.description="An automated media transcoding solution."
LABEL org.opencontainers.image.licenses=MIT

# Copy only the files we need from the previous stage
COPY --from=installer-env ["/opt/microsoft/powershell", "/opt/microsoft/powershell"]

# Define Args and Env needed to create links
ARG PS_INSTALL_VERSION=7-preview
ENV PS_INSTALL_FOLDER=/opt/microsoft/powershell/$PS_INSTALL_VERSION \
    \
    # Define ENVs for Localization/Globalization
    DOTNET_SYSTEM_GLOBALIZATION_INVARIANT=false \
    LC_ALL=en_US.UTF-8 \
    LANG=en_US.UTF-8 \
    # set a fixed location for the Module analysis cache
    PSModuleAnalysisCachePath=/var/cache/microsoft/powershell/PSModuleAnalysisCache/ModuleAnalysisCache \
    POWERSHELL_DISTRIBUTION_CHANNEL=PSDocker-Alpine-3.17 \
    # Set FFTools variables (Modified entry)
    FFToolsSource=/docker-transcodeautomation/transcoding/ \
    FFToolsTarget=/docker-transcodeautomation/transcoding/new/

# Install dotnet dependencies and ca-certificates
RUN apk add --no-cache \
    ca-certificates \
    less \
    \
    # PSReadline/console dependencies
    ncurses-terminfo-base \
    \
    # .NET Core dependencies
    krb5-libs \
    libgcc \
    libintl \
    libssl1.1 \
    libstdc++ \
    tzdata \
    userspace-rcu \
    zlib \
    # Install ffmpeg (Modified entry)
    ffmpeg \
    icu-libs \
    && apk -X https://dl-cdn.alpinelinux.org/alpine/edge/main add --no-cache \
    lttng-ust \
    \
    # PowerShell remoting over SSH dependencies
    openssh-client \
    \
    && apk update \
    && apk upgrade \
    # Create the pwsh symbolic link that points to powershell
    && ln -s ${PS_INSTALL_FOLDER}/pwsh /usr/bin/pwsh \
    \
    # Create the pwsh-preview symbolic link that points to powershell
    && ln -s ${PS_INSTALL_FOLDER}/pwsh /usr/bin/pwsh-preview \
    # Give all user execute permissions and remove write permissions for others
    && chmod a+x,o-w ${PS_INSTALL_FOLDER}/pwsh \
    # intialize powershell module cache
    # and disable telemetry
    && export POWERSHELL_TELEMETRY_OPTOUT=1 \
    && pwsh \
    -NoLogo \
    -NoProfile \
    -Command " \
    \$ErrorActionPreference = 'Stop' ; \
    \$ProgressPreference = 'SilentlyContinue' ; \
    while(!(Test-Path -Path \$env:PSModuleAnalysisCachePath)) {  \
    Write-Host "'Waiting for $env:PSModuleAnalysisCachePath'" ; \
    Start-Sleep -Seconds 6 ; \
    }" \
    # Create directories where powershell profile will be saved (Modified Entry)
    mkdir /root/.config \
    mkdir /root/.config/powershell

# Copy in modules (Modified entry)
COPY build /docker-transcodeautomation
COPY modules/PSSQLite /root/.local/share/powershell/Modules/PSSQLite
COPY modules/MediaFunctions /root/.local/share/powershell/Modules/MediaFunctions
COPY modules/Microsoft.PowerShell_profile.ps1 /root/.config/powershell/Microsoft.PowerShell_profile.ps1

# Use PowerShell as the default shell
# Use array to avoid Docker prepending /bin/sh -c (Modified entry)
CMD [ "pwsh", "-f", "/docker-transcodeautomation/Invoke-TranscodeAutomation.ps1" ]