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#!/bin/bash
#-------------------------------------------------------------------------------------------------------------
# Copyright (c) Microsoft Corporation. All rights reserved.
# Licensed under the MIT License. See https://go.microsoft.com/fwlink/?linkid=2090316 for license information.
#-------------------------------------------------------------------------------------------------------------
#
# Docs: https://github.com/devcontainers/features/tree/main/src/dotnet
# Maintainer: The Dev Container spec maintainers
DOTNET_VERSION="${VERSION:-"latest"}"
ADDITIONAL_VERSIONS="${ADDITIONALVERSIONS}"
DOTNET_RUNTIME_VERSIONS="${DOTNETRUNTIMEVERSIONS}"
ASPNETCORE_RUNTIME_VERSIONS="${ASPNETCORERUNTIMEVERSIONS}"
set -e
# Import trim_whitespace and split_csv
source "scripts/string-helpers.sh"
# Import install_sdk and install_runtime
source "scripts/dotnet-helpers.sh"
# Clean up
rm -rf /var/lib/apt/lists/*
# Setup STDERR.
err() {
echo "(!) $*" >&2
}
apt_get_update() {
if [ "$(find /var/lib/apt/lists/* | wc -l)" = "0" ]; then
echo "Running apt-get update..."
apt-get update -y
fi
}
# Checks if packages are installed and installs them if not
check_packages() {
if ! dpkg -s "$@" > /dev/null 2>&1; then
apt_get_update
apt-get -y install --no-install-recommends "$@"
fi
}
if [ "$(id -u)" -ne 0 ]; then
err 'Script must be run as root. Use sudo, su, or add "USER root" to your Dockerfile before running this script.'
exit 1
fi
# For our own convenience, combine DOTNET_VERSION and ADDITIONAL_VERSIONS into a single 'versions' array
versions=()
# The version can be set to 'none' for runtime-only installations, then the array will just remain empty
# Ensure there are no leading or trailing spaces that can break regex pattern matching
if [ "$DOTNET_VERSION" != "none" ]; then
versions+=("$(trim_whitespace "$DOTNET_VERSION")")
for additional_version in $(split_csv "$ADDITIONAL_VERSIONS"); do
versions+=("$additional_version")
done
fi
dotnetRuntimeVersions=()
for dotnetRuntimeVersion in $(split_csv "$DOTNET_RUNTIME_VERSIONS"); do
dotnetRuntimeVersions+=("$dotnetRuntimeVersion")
done
aspNetCoreRuntimeVersions=()
for aspNetCoreRuntimeVersion in $(split_csv "$ASPNETCORE_RUNTIME_VERSIONS"); do
aspNetCoreRuntimeVersions+=("$aspNetCoreRuntimeVersion")
done
# Fail fast in case of bad input to avoid unneccesary work
# v1 of the .NET feature allowed specifying only a major version 'X' like '3'
# v2 removed this ability
# - because install-dotnet.sh does not support it directly
# - because the previous behavior installed an old version like '3.0.103', not the newest version '3.1.426', which was counterintuitive
for version in "${versions[@]}"; do
if [[ "$version" =~ ^[0-9]+$ ]]; then
err "Unsupported .NET SDK version '${version}'. Use 'latest' for the latest version, 'lts' for the latest LTS version, 'X.Y' or 'X.Y.Z' for a specific version."
exit 1
fi
done
for version in "${dotnetRuntimeVersions[@]}"; do
if [[ "$version" =~ ^[0-9]+$ ]]; then
err "Unsupported .NET Runtime version '${version}'. Use 'latest' for the latest version, 'lts' for the latest LTS version, 'X.Y' or 'X.Y.Z' for a specific version."
exit 1
fi
done
for version in "${aspNetCoreRuntimeVersions[@]}"; do
if [[ "$version" =~ ^[0-9]+$ ]]; then
err "Unsupported ASP.NET Core Runtime version '${version}'. Use 'latest' for the latest version, 'lts' for the latest LTS version, 'X.Y' or 'X.Y.Z' for a specific version."
exit 1
fi
done
# Install .NET versions and dependencies
# icu-devtools includes dependencies for .NET
check_packages wget ca-certificates icu-devtools
for version in "${versions[@]}"; do
install_sdk "$version"
done
for version in "${dotnetRuntimeVersions[@]}"; do
install_runtime "dotnet" "$version"
done
for version in "${aspNetCoreRuntimeVersions[@]}"; do
install_runtime "aspnetcore" "$version"
done
# Clean up
rm -rf /var/lib/apt/lists/*
rm -rf scripts
echo "Done!"
|
