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runner-images/images/ubuntu/scripts/build/install-dotnetcore-sdk.sh
2025-09-12 15:57:58 +02:00

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#!/bin/bash -e
################################################################################
## File: install-dotnetcore-sdk.sh
## Desc: Install .NET Core SDK
################################################################################
# Source the helpers for use with the script
source $HELPER_SCRIPTS/etc-environment.sh
source $HELPER_SCRIPTS/install.sh
source $HELPER_SCRIPTS/os.sh
dotnet_versions=$(get_toolset_value '.dotnet.versions[]')
dotnet_tools=$(get_toolset_value '.dotnet.tools[].name')
# Disable telemetry
export DOTNET_CLI_TELEMETRY_OPTOUT=1
# Install dotnet dependencies
# https://learn.microsoft.com/en-us/dotnet/core/install/linux-ubuntu-decision#dependencies
apt-get update
apt-get install --no-install-recommends \
ca-certificates \
libc6 \
libgcc-s1 \
libgssapi-krb5-2 \
liblttng-ust1 \
libssl3 \
libstdc++6 \
zlib1g
if is_ubuntu22; then
apt-get install --no-install-recommends libicu70
fi
if is_ubuntu24; then
apt-get install --no-install-recommends libicu74
fi
# Install .NET SDKs and Runtimes
mkdir -p /usr/share/dotnet
sdks=()
for version in ${dotnet_versions[@]}; do
release_url="https://dotnetcli.blob.core.windows.net/dotnet/release-metadata/${version}/releases.json"
releases=$(cat "$(download_with_retry "$release_url")")
sdks=("${sdks[@]}" $(echo "${releases}" | jq -r '.releases[].sdk.version | select(contains("preview") or contains("rc") | not)'))
sdks=("${sdks[@]}" $(echo "${releases}" | jq -r '.releases[].sdks[]?.version | select(contains("preview") or contains("rc") | not)'))
done
sorted_sdks=$(echo ${sdks[@]} | tr ' ' '\n' | sort -r | uniq -w 5)
## Download installer from dot.net
DOTNET_INSTALL_SCRIPT="https://dot.net/v1/dotnet-install.sh"
install_script_path=$(download_with_retry $DOTNET_INSTALL_SCRIPT)
chmod +x $install_script_path
for sdk in ${sorted_sdks[@]}; do
echo "Installing .NET SDK $sdk"
$install_script_path --version $sdk --install-dir /usr/share/dotnet --no-path
done
## Dotnet installer doesn't create symlinks to executable or modify PATH
ln -s /usr/share/dotnet/dotnet /usr/bin/dotnet
set_etc_environment_variable DOTNET_SKIP_FIRST_TIME_EXPERIENCE 1
set_etc_environment_variable DOTNET_NOLOGO 1
set_etc_environment_variable DOTNET_MULTILEVEL_LOOKUP 0
prepend_etc_environment_path '$HOME/.dotnet/tools'
# Install .Net tools
for dotnet_tool in ${dotnet_tools[@]}; do
echo "Installing dotnet tool $dotnet_tool"
dotnet tool install $dotnet_tool --tool-path '/etc/skel/.dotnet/tools'
done
invoke_tests "DotnetSDK"