workstation/roles/home-cli/files/dotnet-install.sh

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#!/usr/bin/env bash
# Copyright (c) .NET Foundation and contributors. All rights reserved.
# Licensed under the MIT license. See LICENSE file in the project root for full license information.
#
# Stop script on NZEC
set -e
# Stop script if unbound variable found (use ${var:-} if intentional)
set -u
# By default cmd1 | cmd2 returns exit code of cmd2 regardless of cmd1 success
# This is causing it to fail
set -o pipefail
# Use in the the functions: eval $invocation
invocation='say_verbose "Calling: ${yellow:-}${FUNCNAME[0]} ${green:-}$*${normal:-}"'
# standard output may be used as a return value in the functions
# we need a way to write text on the screen in the functions so that
# it won't interfere with the return value.
# Exposing stream 3 as a pipe to standard output of the script itself
exec 3>&1
# Setup some colors to use. These need to work in fairly limited shells, like the Ubuntu Docker container where there are only 8 colors.
# See if stdout is a terminal
if [ -t 1 ] && command -v tput > /dev/null; then
# see if it supports colors
ncolors=$(tput colors || echo 0)
if [ -n "$ncolors" ] && [ $ncolors -ge 8 ]; then
bold="$(tput bold || echo)"
normal="$(tput sgr0 || echo)"
black="$(tput setaf 0 || echo)"
red="$(tput setaf 1 || echo)"
green="$(tput setaf 2 || echo)"
yellow="$(tput setaf 3 || echo)"
blue="$(tput setaf 4 || echo)"
magenta="$(tput setaf 5 || echo)"
cyan="$(tput setaf 6 || echo)"
white="$(tput setaf 7 || echo)"
fi
fi
say_warning() {
printf "%b\n" "${yellow:-}dotnet_install: Warning: $1${normal:-}" >&3
}
say_err() {
printf "%b\n" "${red:-}dotnet_install: Error: $1${normal:-}" >&2
}
say() {
# using stream 3 (defined in the beginning) to not interfere with stdout of functions
# which may be used as return value
printf "%b\n" "${cyan:-}dotnet-install:${normal:-} $1" >&3
}
say_verbose() {
if [ "$verbose" = true ]; then
say "$1"
fi
}
# This platform list is finite - if the SDK/Runtime has supported Linux distribution-specific assets,
# then and only then should the Linux distribution appear in this list.
# Adding a Linux distribution to this list does not imply distribution-specific support.
get_legacy_os_name_from_platform() {
eval $invocation
platform="$1"
case "$platform" in
"centos.7")
echo "centos"
return 0
;;
"debian.8")
echo "debian"
return 0
;;
"debian.9")
echo "debian.9"
return 0
;;
"fedora.23")
echo "fedora.23"
return 0
;;
"fedora.24")
echo "fedora.24"
return 0
;;
"fedora.27")
echo "fedora.27"
return 0
;;
"fedora.28")
echo "fedora.28"
return 0
;;
"opensuse.13.2")
echo "opensuse.13.2"
return 0
;;
"opensuse.42.1")
echo "opensuse.42.1"
return 0
;;
"opensuse.42.3")
echo "opensuse.42.3"
return 0
;;
"rhel.7"*)
echo "rhel"
return 0
;;
"ubuntu.14.04")
echo "ubuntu"
return 0
;;
"ubuntu.16.04")
echo "ubuntu.16.04"
return 0
;;
"ubuntu.16.10")
echo "ubuntu.16.10"
return 0
;;
"ubuntu.18.04")
echo "ubuntu.18.04"
return 0
;;
"alpine.3.4.3")
echo "alpine"
return 0
;;
esac
return 1
}
get_legacy_os_name() {
eval $invocation
local uname=$(uname)
if [ "$uname" = "Darwin" ]; then
echo "osx"
return 0
elif [ -n "$runtime_id" ]; then
echo $(get_legacy_os_name_from_platform "${runtime_id%-*}" || echo "${runtime_id%-*}")
return 0
else
if [ -e /etc/os-release ]; then
. /etc/os-release
os=$(get_legacy_os_name_from_platform "$ID${VERSION_ID:+.${VERSION_ID}}" || echo "")
if [ -n "$os" ]; then
echo "$os"
return 0
fi
fi
fi
say_verbose "Distribution specific OS name and version could not be detected: UName = $uname"
return 1
}
get_linux_platform_name() {
eval $invocation
if [ -n "$runtime_id" ]; then
echo "${runtime_id%-*}"
return 0
else
if [ -e /etc/os-release ]; then
. /etc/os-release
echo "$ID${VERSION_ID:+.${VERSION_ID}}"
return 0
elif [ -e /etc/redhat-release ]; then
local redhatRelease=$(</etc/redhat-release)
if [[ $redhatRelease == "CentOS release 6."* || $redhatRelease == "Red Hat Enterprise Linux "*" release 6."* ]]; then
echo "rhel.6"
return 0
fi
fi
fi
say_verbose "Linux specific platform name and version could not be detected: UName = $uname"
return 1
}
is_musl_based_distro() {
(ldd --version 2>&1 || true) | grep -q musl
}
get_current_os_name() {
eval $invocation
local uname=$(uname)
if [ "$uname" = "Darwin" ]; then
echo "osx"
return 0
elif [ "$uname" = "FreeBSD" ]; then
echo "freebsd"
return 0
elif [ "$uname" = "Linux" ]; then
local linux_platform_name=""
linux_platform_name="$(get_linux_platform_name)" || true
if [ "$linux_platform_name" = "rhel.6" ]; then
echo $linux_platform_name
return 0
elif is_musl_based_distro; then
echo "linux-musl"
return 0
elif [ "$linux_platform_name" = "linux-musl" ]; then
echo "linux-musl"
return 0
else
echo "linux"
return 0
fi
fi
say_err "OS name could not be detected: UName = $uname"
return 1
}
machine_has() {
eval $invocation
command -v "$1" > /dev/null 2>&1
return $?
}
check_min_reqs() {
local hasMinimum=false
if machine_has "curl"; then
hasMinimum=true
elif machine_has "wget"; then
hasMinimum=true
fi
if [ "$hasMinimum" = "false" ]; then
say_err "curl (recommended) or wget are required to download dotnet. Install missing prerequisite to proceed."
return 1
fi
return 0
}
# args:
# input - $1
to_lowercase() {
#eval $invocation
echo "$1" | tr '[:upper:]' '[:lower:]'
return 0
}
# args:
# input - $1
remove_trailing_slash() {
#eval $invocation
local input="${1:-}"
echo "${input%/}"
return 0
}
# args:
# input - $1
remove_beginning_slash() {
#eval $invocation
local input="${1:-}"
echo "${input#/}"
return 0
}
# args:
# root_path - $1
# child_path - $2 - this parameter can be empty
combine_paths() {
eval $invocation
# TODO: Consider making it work with any number of paths. For now:
if [ ! -z "${3:-}" ]; then
say_err "combine_paths: Function takes two parameters."
return 1
fi
local root_path="$(remove_trailing_slash "$1")"
local child_path="$(remove_beginning_slash "${2:-}")"
say_verbose "combine_paths: root_path=$root_path"
say_verbose "combine_paths: child_path=$child_path"
echo "$root_path/$child_path"
return 0
}
get_machine_architecture() {
eval $invocation
if command -v uname > /dev/null; then
CPUName=$(uname -m)
case $CPUName in
armv*l)
echo "arm"
return 0
;;
aarch64|arm64)
echo "arm64"
return 0
;;
s390x)
echo "s390x"
return 0
;;
ppc64le)
echo "ppc64le"
return 0
;;
esac
fi
# Always default to 'x64'
echo "x64"
return 0
}
# args:
# architecture - $1
get_normalized_architecture_from_architecture() {
eval $invocation
local architecture="$(to_lowercase "$1")"
if [[ $architecture == \<auto\> ]]; then
echo "$(get_machine_architecture)"
return 0
fi
case "$architecture" in
amd64|x64)
echo "x64"
return 0
;;
arm)
echo "arm"
return 0
;;
arm64)
echo "arm64"
return 0
;;
s390x)
echo "s390x"
return 0
;;
ppc64le)
echo "ppc64le"
return 0
;;
esac
say_err "Architecture \`$architecture\` not supported. If you think this is a bug, report it at https://github.com/dotnet/install-scripts/issues"
return 1
}
# args:
# version - $1
# channel - $2
# architecture - $3
get_normalized_architecture_for_specific_sdk_version() {
eval $invocation
local is_version_support_arm64="$(is_arm64_supported "$1")"
local is_channel_support_arm64="$(is_arm64_supported "$2")"
local architecture="$3";
local osname="$(get_current_os_name)"
if [ "$osname" == "osx" ] && [ "$architecture" == "arm64" ] && { [ "$is_version_support_arm64" = false ] || [ "$is_channel_support_arm64" = false ]; }; then
#check if rosetta is installed
if [ "$(/usr/bin/pgrep oahd >/dev/null 2>&1;echo $?)" -eq 0 ]; then
say_verbose "Changing user architecture from '$architecture' to 'x64' because .NET SDKs prior to version 6.0 do not support arm64."
echo "x64"
return 0;
else
say_err "Architecture \`$architecture\` is not supported for .NET SDK version \`$version\`. Please install Rosetta to allow emulation of the \`$architecture\` .NET SDK on this platform"
return 1
fi
fi
echo "$architecture"
return 0
}
# args:
# version or channel - $1
is_arm64_supported() {
#any channel or version that starts with the specified versions
case "$1" in
( "1"* | "2"* | "3"* | "4"* | "5"*)
echo false
return 0
esac
echo true
return 0
}
# args:
# user_defined_os - $1
get_normalized_os() {
eval $invocation
local osname="$(to_lowercase "$1")"
if [ ! -z "$osname" ]; then
case "$osname" in
osx | freebsd | rhel.6 | linux-musl | linux)
echo "$osname"
return 0
;;
*)
say_err "'$user_defined_os' is not a supported value for --os option, supported values are: osx, linux, linux-musl, freebsd, rhel.6. If you think this is a bug, report it at https://github.com/dotnet/install-scripts/issues."
return 1
;;
esac
else
osname="$(get_current_os_name)" || return 1
fi
echo "$osname"
return 0
}
# args:
# quality - $1
get_normalized_quality() {
eval $invocation
local quality="$(to_lowercase "$1")"
if [ ! -z "$quality" ]; then
case "$quality" in
daily | signed | validated | preview)
echo "$quality"
return 0
;;
ga)
#ga quality is available without specifying quality, so normalizing it to empty
return 0
;;
*)
say_err "'$quality' is not a supported value for --quality option. Supported values are: daily, signed, validated, preview, ga. If you think this is a bug, report it at https://github.com/dotnet/install-scripts/issues."
return 1
;;
esac
fi
return 0
}
# args:
# channel - $1
get_normalized_channel() {
eval $invocation
local channel="$(to_lowercase "$1")"
if [[ $channel == current ]]; then
say_warning 'Value "Current" is deprecated for -Channel option. Use "STS" instead.'
fi
if [[ $channel == release/* ]]; then
say_warning 'Using branch name with -Channel option is no longer supported with newer releases. Use -Quality option with a channel in X.Y format instead.';
fi
if [ ! -z "$channel" ]; then
case "$channel" in
lts)
echo "LTS"
return 0
;;
sts)
echo "STS"
return 0
;;
current)
echo "STS"
return 0
;;
*)
echo "$channel"
return 0
;;
esac
fi
return 0
}
# args:
# runtime - $1
get_normalized_product() {
eval $invocation
local product=""
local runtime="$(to_lowercase "$1")"
if [[ "$runtime" == "dotnet" ]]; then
product="dotnet-runtime"
elif [[ "$runtime" == "aspnetcore" ]]; then
product="aspnetcore-runtime"
elif [ -z "$runtime" ]; then
product="dotnet-sdk"
fi
echo "$product"
return 0
}
# The version text returned from the feeds is a 1-line or 2-line string:
# For the SDK and the dotnet runtime (2 lines):
# Line 1: # commit_hash
# Line 2: # 4-part version
# For the aspnetcore runtime (1 line):
# Line 1: # 4-part version
# args:
# version_text - stdin
get_version_from_latestversion_file_content() {
eval $invocation
cat | tail -n 1 | sed 's/\r$//'
return 0
}
# args:
# install_root - $1
# relative_path_to_package - $2
# specific_version - $3
is_dotnet_package_installed() {
eval $invocation
local install_root="$1"
local relative_path_to_package="$2"
local specific_version="${3//[$'\t\r\n']}"
local dotnet_package_path="$(combine_paths "$(combine_paths "$install_root" "$relative_path_to_package")" "$specific_version")"
say_verbose "is_dotnet_package_installed: dotnet_package_path=$dotnet_package_path"
if [ -d "$dotnet_package_path" ]; then
return 0
else
return 1
fi
}
# args:
# azure_feed - $1
# channel - $2
# normalized_architecture - $3
get_version_from_latestversion_file() {
eval $invocation
local azure_feed="$1"
local channel="$2"
local normalized_architecture="$3"
local version_file_url=null
if [[ "$runtime" == "dotnet" ]]; then
version_file_url="$azure_feed/Runtime/$channel/latest.version"
elif [[ "$runtime" == "aspnetcore" ]]; then
version_file_url="$azure_feed/aspnetcore/Runtime/$channel/latest.version"
elif [ -z "$runtime" ]; then
version_file_url="$azure_feed/Sdk/$channel/latest.version"
else
say_err "Invalid value for \$runtime"
return 1
fi
say_verbose "get_version_from_latestversion_file: latest url: $version_file_url"
download "$version_file_url" || return $?
return 0
}
# args:
# json_file - $1
parse_globaljson_file_for_version() {
eval $invocation
local json_file="$1"
if [ ! -f "$json_file" ]; then
say_err "Unable to find \`$json_file\`"
return 1
fi
sdk_section=$(cat $json_file | tr -d "\r" | awk '/"sdk"/,/}/')
if [ -z "$sdk_section" ]; then
say_err "Unable to parse the SDK node in \`$json_file\`"
return 1
fi
sdk_list=$(echo $sdk_section | awk -F"[{}]" '{print $2}')
sdk_list=${sdk_list//[\" ]/}
sdk_list=${sdk_list//,/$'\n'}
local version_info=""
while read -r line; do
IFS=:
while read -r key value; do
if [[ "$key" == "version" ]]; then
version_info=$value
fi
done <<< "$line"
done <<< "$sdk_list"
if [ -z "$version_info" ]; then
say_err "Unable to find the SDK:version node in \`$json_file\`"
return 1
fi
unset IFS;
echo "$version_info"
return 0
}
# args:
# azure_feed - $1
# channel - $2
# normalized_architecture - $3
# version - $4
# json_file - $5
get_specific_version_from_version() {
eval $invocation
local azure_feed="$1"
local channel="$2"
local normalized_architecture="$3"
local version="$(to_lowercase "$4")"
local json_file="$5"
if [ -z "$json_file" ]; then
if [[ "$version" == "latest" ]]; then
local version_info
version_info="$(get_version_from_latestversion_file "$azure_feed" "$channel" "$normalized_architecture" false)" || return 1
say_verbose "get_specific_version_from_version: version_info=$version_info"
echo "$version_info" | get_version_from_latestversion_file_content
return 0
else
echo "$version"
return 0
fi
else
local version_info
version_info="$(parse_globaljson_file_for_version "$json_file")" || return 1
echo "$version_info"
return 0
fi
}
# args:
# azure_feed - $1
# channel - $2
# normalized_architecture - $3
# specific_version - $4
# normalized_os - $5
construct_download_link() {
eval $invocation
local azure_feed="$1"
local channel="$2"
local normalized_architecture="$3"
local specific_version="${4//[$'\t\r\n']}"
local specific_product_version="$(get_specific_product_version "$1" "$4")"
local osname="$5"
local download_link=null
if [[ "$runtime" == "dotnet" ]]; then
download_link="$azure_feed/Runtime/$specific_version/dotnet-runtime-$specific_product_version-$osname-$normalized_architecture.tar.gz"
elif [[ "$runtime" == "aspnetcore" ]]; then
download_link="$azure_feed/aspnetcore/Runtime/$specific_version/aspnetcore-runtime-$specific_product_version-$osname-$normalized_architecture.tar.gz"
elif [ -z "$runtime" ]; then
download_link="$azure_feed/Sdk/$specific_version/dotnet-sdk-$specific_product_version-$osname-$normalized_architecture.tar.gz"
else
return 1
fi
echo "$download_link"
return 0
}
# args:
# azure_feed - $1
# specific_version - $2
# download link - $3 (optional)
get_specific_product_version() {
# If we find a 'productVersion.txt' at the root of any folder, we'll use its contents
# to resolve the version of what's in the folder, superseding the specified version.
# if 'productVersion.txt' is missing but download link is already available, product version will be taken from download link
eval $invocation
local azure_feed="$1"
local specific_version="${2//[$'\t\r\n']}"
local package_download_link=""
if [ $# -gt 2 ]; then
local package_download_link="$3"
fi
local specific_product_version=null
# Try to get the version number, using the productVersion.txt file located next to the installer file.
local download_links=($(get_specific_product_version_url "$azure_feed" "$specific_version" true "$package_download_link")
$(get_specific_product_version_url "$azure_feed" "$specific_version" false "$package_download_link"))
for download_link in "${download_links[@]}"
do
say_verbose "Checking for the existence of $download_link"
if machine_has "curl"
then
if ! specific_product_version=$(curl -s --fail "${download_link}${feed_credential}" 2>&1); then
continue
else
echo "${specific_product_version//[$'\t\r\n']}"
return 0
fi
elif machine_has "wget"
then
specific_product_version=$(wget -qO- "${download_link}${feed_credential}" 2>&1)
if [ $? = 0 ]; then
echo "${specific_product_version//[$'\t\r\n']}"
return 0
fi
fi
done
# Getting the version number with productVersion.txt has failed. Try parsing the download link for a version number.
say_verbose "Failed to get the version using productVersion.txt file. Download link will be parsed instead."
specific_product_version="$(get_product_specific_version_from_download_link "$package_download_link" "$specific_version")"
echo "${specific_product_version//[$'\t\r\n']}"
return 0
}
# args:
# azure_feed - $1
# specific_version - $2
# is_flattened - $3
# download link - $4 (optional)
get_specific_product_version_url() {
eval $invocation
local azure_feed="$1"
local specific_version="$2"
local is_flattened="$3"
local package_download_link=""
if [ $# -gt 3 ]; then
local package_download_link="$4"
fi
local pvFileName="productVersion.txt"
if [ "$is_flattened" = true ]; then
if [ -z "$runtime" ]; then
pvFileName="sdk-productVersion.txt"
elif [[ "$runtime" == "dotnet" ]]; then
pvFileName="runtime-productVersion.txt"
else
pvFileName="$runtime-productVersion.txt"
fi
fi
local download_link=null
if [ -z "$package_download_link" ]; then
if [[ "$runtime" == "dotnet" ]]; then
download_link="$azure_feed/Runtime/$specific_version/${pvFileName}"
elif [[ "$runtime" == "aspnetcore" ]]; then
download_link="$azure_feed/aspnetcore/Runtime/$specific_version/${pvFileName}"
elif [ -z "$runtime" ]; then
download_link="$azure_feed/Sdk/$specific_version/${pvFileName}"
else
return 1
fi
else
download_link="${package_download_link%/*}/${pvFileName}"
fi
say_verbose "Constructed productVersion link: $download_link"
echo "$download_link"
return 0
}
# args:
# download link - $1
# specific version - $2
get_product_specific_version_from_download_link()
{
eval $invocation
local download_link="$1"
local specific_version="$2"
local specific_product_version=""
if [ -z "$download_link" ]; then
echo "$specific_version"
return 0
fi
#get filename
filename="${download_link##*/}"
#product specific version follows the product name
#for filename 'dotnet-sdk-3.1.404-linux-x64.tar.gz': the product version is 3.1.404
IFS='-'
read -ra filename_elems <<< "$filename"
count=${#filename_elems[@]}
if [[ "$count" -gt 2 ]]; then
specific_product_version="${filename_elems[2]}"
else
specific_product_version=$specific_version
fi
unset IFS;
echo "$specific_product_version"
return 0
}
# args:
# azure_feed - $1
# channel - $2
# normalized_architecture - $3
# specific_version - $4
construct_legacy_download_link() {
eval $invocation
local azure_feed="$1"
local channel="$2"
local normalized_architecture="$3"
local specific_version="${4//[$'\t\r\n']}"
local distro_specific_osname
distro_specific_osname="$(get_legacy_os_name)" || return 1
local legacy_download_link=null
if [[ "$runtime" == "dotnet" ]]; then
legacy_download_link="$azure_feed/Runtime/$specific_version/dotnet-$distro_specific_osname-$normalized_architecture.$specific_version.tar.gz"
elif [ -z "$runtime" ]; then
legacy_download_link="$azure_feed/Sdk/$specific_version/dotnet-dev-$distro_specific_osname-$normalized_architecture.$specific_version.tar.gz"
else
return 1
fi
echo "$legacy_download_link"
return 0
}
get_user_install_path() {
eval $invocation
if [ ! -z "${DOTNET_INSTALL_DIR:-}" ]; then
echo "$DOTNET_INSTALL_DIR"
else
echo "$HOME/.dotnet"
fi
return 0
}
# args:
# install_dir - $1
resolve_installation_path() {
eval $invocation
local install_dir=$1
if [ "$install_dir" = "<auto>" ]; then
local user_install_path="$(get_user_install_path)"
say_verbose "resolve_installation_path: user_install_path=$user_install_path"
echo "$user_install_path"
return 0
fi
echo "$install_dir"
return 0
}
# args:
# relative_or_absolute_path - $1
get_absolute_path() {
eval $invocation
local relative_or_absolute_path=$1
echo "$(cd "$(dirname "$1")" && pwd -P)/$(basename "$1")"
return 0
}
# args:
# input_files - stdin
# root_path - $1
# out_path - $2
# override - $3
copy_files_or_dirs_from_list() {
eval $invocation
local root_path="$(remove_trailing_slash "$1")"
local out_path="$(remove_trailing_slash "$2")"
local override="$3"
local osname="$(get_current_os_name)"
local override_switch=$(
if [ "$override" = false ]; then
if [ "$osname" = "linux-musl" ]; then
printf -- "-u";
else
printf -- "-n";
fi
fi)
cat | uniq | while read -r file_path; do
local path="$(remove_beginning_slash "${file_path#$root_path}")"
local target="$out_path/$path"
if [ "$override" = true ] || (! ([ -d "$target" ] || [ -e "$target" ])); then
mkdir -p "$out_path/$(dirname "$path")"
if [ -d "$target" ]; then
rm -rf "$target"
fi
cp -R $override_switch "$root_path/$path" "$target"
fi
done
}
# args:
# zip_path - $1
# out_path - $2
extract_dotnet_package() {
eval $invocation
local zip_path="$1"
local out_path="$2"
local temp_out_path="$(mktemp -d "$temporary_file_template")"
local failed=false
tar -xzf "$zip_path" -C "$temp_out_path" > /dev/null || failed=true
local folders_with_version_regex='^.*/[0-9]+\.[0-9]+[^/]+/'
find "$temp_out_path" -type f | grep -Eo "$folders_with_version_regex" | sort | copy_files_or_dirs_from_list "$temp_out_path" "$out_path" false
find "$temp_out_path" -type f | grep -Ev "$folders_with_version_regex" | copy_files_or_dirs_from_list "$temp_out_path" "$out_path" "$override_non_versioned_files"
rm -rf "$temp_out_path"
rm -f "$zip_path" && say_verbose "Temporary zip file $zip_path was removed"
if [ "$failed" = true ]; then
say_err "Extraction failed"
return 1
fi
return 0
}
# args:
# remote_path - $1
# disable_feed_credential - $2
get_http_header()
{
eval $invocation
local remote_path="$1"
local disable_feed_credential="$2"
local failed=false
local response
if machine_has "curl"; then
get_http_header_curl $remote_path $disable_feed_credential || failed=true
elif machine_has "wget"; then
get_http_header_wget $remote_path $disable_feed_credential || failed=true
else
failed=true
fi
if [ "$failed" = true ]; then
say_verbose "Failed to get HTTP header: '$remote_path'."
return 1
fi
return 0
}
# args:
# remote_path - $1
# disable_feed_credential - $2
get_http_header_curl() {
eval $invocation
local remote_path="$1"
local disable_feed_credential="$2"
remote_path_with_credential="$remote_path"
if [ "$disable_feed_credential" = false ]; then
remote_path_with_credential+="$feed_credential"
fi
curl_options="-I -sSL --retry 5 --retry-delay 2 --connect-timeout 15 "
curl $curl_options "$remote_path_with_credential" 2>&1 || return 1
return 0
}
# args:
# remote_path - $1
# disable_feed_credential - $2
get_http_header_wget() {
eval $invocation
local remote_path="$1"
local disable_feed_credential="$2"
local wget_options="-q -S --spider --tries 5 "
local wget_options_extra=''
# Test for options that aren't supported on all wget implementations.
if [[ $(wget -h 2>&1 | grep -E 'waitretry|connect-timeout') ]]; then
wget_options_extra="--waitretry 2 --connect-timeout 15 "
else
say "wget extra options are unavailable for this environment"
fi
remote_path_with_credential="$remote_path"
if [ "$disable_feed_credential" = false ]; then
remote_path_with_credential+="$feed_credential"
fi
wget $wget_options $wget_options_extra "$remote_path_with_credential" 2>&1
return $?
}
# args:
# remote_path - $1
# [out_path] - $2 - stdout if not provided
download() {
eval $invocation
local remote_path="$1"
local out_path="${2:-}"
if [[ "$remote_path" != "http"* ]]; then
cp "$remote_path" "$out_path"
return $?
fi
local failed=false
local attempts=0
while [ $attempts -lt 3 ]; do
attempts=$((attempts+1))
failed=false
if machine_has "curl"; then
downloadcurl "$remote_path" "$out_path" || failed=true
elif machine_has "wget"; then
downloadwget "$remote_path" "$out_path" || failed=true
else
say_err "Missing dependency: neither curl nor wget was found."
exit 1
fi
if [ "$failed" = false ] || [ $attempts -ge 3 ] || { [ ! -z $http_code ] && [ $http_code = "404" ]; }; then
break
fi
say "Download attempt #$attempts has failed: $http_code $download_error_msg"
say "Attempt #$((attempts+1)) will start in $((attempts*10)) seconds."
sleep $((attempts*10))
done
if [ "$failed" = true ]; then
say_verbose "Download failed: $remote_path"
return 1
fi
return 0
}
# Updates global variables $http_code and $download_error_msg
downloadcurl() {
eval $invocation
unset http_code
unset download_error_msg
local remote_path="$1"
local out_path="${2:-}"
# Append feed_credential as late as possible before calling curl to avoid logging feed_credential
# Avoid passing URI with credentials to functions: note, most of them echoing parameters of invocation in verbose output.
local remote_path_with_credential="${remote_path}${feed_credential}"
local curl_options="--retry 20 --retry-delay 2 --connect-timeout 15 -sSL -f --create-dirs "
local curl_exit_code=0;
if [ -z "$out_path" ]; then
curl $curl_options "$remote_path_with_credential" 2>&1
curl_exit_code=$?
else
curl $curl_options -o "$out_path" "$remote_path_with_credential" 2>&1
curl_exit_code=$?
fi
if [ $curl_exit_code -gt 0 ]; then
download_error_msg="Unable to download $remote_path."
# Check for curl timeout codes
if [[ $curl_exit_code == 7 || $curl_exit_code == 28 ]]; then
download_error_msg+=" Failed to reach the server: connection timeout."
else
local disable_feed_credential=false
local response=$(get_http_header_curl $remote_path $disable_feed_credential)
http_code=$( echo "$response" | awk '/^HTTP/{print $2}' | tail -1 )
if [[ ! -z $http_code && $http_code != 2* ]]; then
download_error_msg+=" Returned HTTP status code: $http_code."
fi
fi
say_verbose "$download_error_msg"
return 1
fi
return 0
}
# Updates global variables $http_code and $download_error_msg
downloadwget() {
eval $invocation
unset http_code
unset download_error_msg
local remote_path="$1"
local out_path="${2:-}"
# Append feed_credential as late as possible before calling wget to avoid logging feed_credential
local remote_path_with_credential="${remote_path}${feed_credential}"
local wget_options="--tries 20 "
local wget_options_extra=''
local wget_result=''
# Test for options that aren't supported on all wget implementations.
if [[ $(wget -h 2>&1 | grep -E 'waitretry|connect-timeout') ]]; then
wget_options_extra="--waitretry 2 --connect-timeout 15 "
else
say "wget extra options are unavailable for this environment"
fi
if [ -z "$out_path" ]; then
wget -q $wget_options $wget_options_extra -O - "$remote_path_with_credential" 2>&1
wget_result=$?
else
wget $wget_options $wget_options_extra -O "$out_path" "$remote_path_with_credential" 2>&1
wget_result=$?
fi
if [[ $wget_result != 0 ]]; then
local disable_feed_credential=false
local response=$(get_http_header_wget $remote_path $disable_feed_credential)
http_code=$( echo "$response" | awk '/^ HTTP/{print $2}' | tail -1 )
download_error_msg="Unable to download $remote_path."
if [[ ! -z $http_code && $http_code != 2* ]]; then
download_error_msg+=" Returned HTTP status code: $http_code."
# wget exit code 4 stands for network-issue
elif [[ $wget_result == 4 ]]; then
download_error_msg+=" Failed to reach the server: connection timeout."
fi
say_verbose "$download_error_msg"
return 1
fi
return 0
}
get_download_link_from_aka_ms() {
eval $invocation
#quality is not supported for LTS or STS channel
#STS maps to current
if [[ ! -z "$normalized_quality" && ("$normalized_channel" == "LTS" || "$normalized_channel" == "STS") ]]; then
normalized_quality=""
say_warning "Specifying quality for STS or LTS channel is not supported, the quality will be ignored."
fi
say_verbose "Retrieving primary payload URL from aka.ms for channel: '$normalized_channel', quality: '$normalized_quality', product: '$normalized_product', os: '$normalized_os', architecture: '$normalized_architecture'."
#construct aka.ms link
aka_ms_link="https://aka.ms/dotnet"
if [ "$internal" = true ]; then
aka_ms_link="$aka_ms_link/internal"
fi
aka_ms_link="$aka_ms_link/$normalized_channel"
if [[ ! -z "$normalized_quality" ]]; then
aka_ms_link="$aka_ms_link/$normalized_quality"
fi
aka_ms_link="$aka_ms_link/$normalized_product-$normalized_os-$normalized_architecture.tar.gz"
say_verbose "Constructed aka.ms link: '$aka_ms_link'."
#get HTTP response
#do not pass credentials as a part of the $aka_ms_link and do not apply credentials in the get_http_header function
#otherwise the redirect link would have credentials as well
#it would result in applying credentials twice to the resulting link and thus breaking it, and in echoing credentials to the output as a part of redirect link
disable_feed_credential=true
response="$(get_http_header $aka_ms_link $disable_feed_credential)"
say_verbose "Received response: $response"
# Get results of all the redirects.
http_codes=$( echo "$response" | awk '$1 ~ /^HTTP/ {print $2}' )
# They all need to be 301, otherwise some links are broken (except for the last, which is not a redirect but 200 or 404).
broken_redirects=$( echo "$http_codes" | sed '$d' | grep -v '301' )
# All HTTP codes are 301 (Moved Permanently), the redirect link exists.
if [[ -z "$broken_redirects" ]]; then
aka_ms_download_link=$( echo "$response" | awk '$1 ~ /^Location/{print $2}' | tail -1 | tr -d '\r')
if [[ -z "$aka_ms_download_link" ]]; then
say_verbose "The aka.ms link '$aka_ms_link' is not valid: failed to get redirect location."
return 1
fi
say_verbose "The redirect location retrieved: '$aka_ms_download_link'."
return 0
else
say_verbose "The aka.ms link '$aka_ms_link' is not valid: received HTTP code: $(echo "$broken_redirects" | paste -sd "," -)."
return 1
fi
}
get_feeds_to_use()
{
feeds=(
"https://dotnetcli.azureedge.net/dotnet"
"https://dotnetbuilds.azureedge.net/public"
)
if [[ -n "$azure_feed" ]]; then
feeds=("$azure_feed")
fi
if [[ "$no_cdn" == "true" ]]; then
feeds=(
"https://dotnetcli.blob.core.windows.net/dotnet"
"https://dotnetbuilds.blob.core.windows.net/public"
)
if [[ -n "$uncached_feed" ]]; then
feeds=("$uncached_feed")
fi
fi
}
# THIS FUNCTION MAY EXIT (if the determined version is already installed).
generate_download_links() {
download_links=()
specific_versions=()
effective_versions=()
link_types=()
# If generate_akams_links returns false, no fallback to old links. Just terminate.
# This function may also 'exit' (if the determined version is already installed).
generate_akams_links || return
# Check other feeds only if we haven't been able to find an aka.ms link.
if [[ "${#download_links[@]}" -lt 1 ]]; then
for feed in ${feeds[@]}
do
# generate_regular_links may also 'exit' (if the determined version is already installed).
generate_regular_links $feed || return
done
fi
if [[ "${#download_links[@]}" -eq 0 ]]; then
say_err "Failed to resolve the exact version number."
return 1
fi
say_verbose "Generated ${#download_links[@]} links."
for link_index in ${!download_links[@]}
do
say_verbose "Link $link_index: ${link_types[$link_index]}, ${effective_versions[$link_index]}, ${download_links[$link_index]}"
done
}
# THIS FUNCTION MAY EXIT (if the determined version is already installed).
generate_akams_links() {
local valid_aka_ms_link=true;
normalized_version="$(to_lowercase "$version")"
if [[ "$normalized_version" != "latest" ]] && [ -n "$normalized_quality" ]; then
say_err "Quality and Version options are not allowed to be specified simultaneously. See https://learn.microsoft.com/dotnet/core/tools/dotnet-install-script#options for details."
return 1
fi
if [[ -n "$json_file" || "$normalized_version" != "latest" ]]; then
# aka.ms links are not needed when exact version is specified via command or json file
return
fi
get_download_link_from_aka_ms || valid_aka_ms_link=false
if [[ "$valid_aka_ms_link" == true ]]; then
say_verbose "Retrieved primary payload URL from aka.ms link: '$aka_ms_download_link'."
say_verbose "Downloading using legacy url will not be attempted."
download_link=$aka_ms_download_link
#get version from the path
IFS='/'
read -ra pathElems <<< "$download_link"
count=${#pathElems[@]}
specific_version="${pathElems[count-2]}"
unset IFS;
say_verbose "Version: '$specific_version'."
#Retrieve effective version
effective_version="$(get_specific_product_version "$azure_feed" "$specific_version" "$download_link")"
# Add link info to arrays
download_links+=($download_link)
specific_versions+=($specific_version)
effective_versions+=($effective_version)
link_types+=("aka.ms")
# Check if the SDK version is already installed.
if [[ "$dry_run" != true ]] && is_dotnet_package_installed "$install_root" "$asset_relative_path" "$effective_version"; then
say "$asset_name with version '$effective_version' is already installed."
exit 0
fi
return 0
fi
# if quality is specified - exit with error - there is no fallback approach
if [ ! -z "$normalized_quality" ]; then
say_err "Failed to locate the latest version in the channel '$normalized_channel' with '$normalized_quality' quality for '$normalized_product', os: '$normalized_os', architecture: '$normalized_architecture'."
say_err "Refer to: https://aka.ms/dotnet-os-lifecycle for information on .NET Core support."
return 1
fi
say_verbose "Falling back to latest.version file approach."
}
# THIS FUNCTION MAY EXIT (if the determined version is already installed)
# args:
# feed - $1
generate_regular_links() {
local feed="$1"
local valid_legacy_download_link=true
specific_version=$(get_specific_version_from_version "$feed" "$channel" "$normalized_architecture" "$version" "$json_file") || specific_version='0'
if [[ "$specific_version" == '0' ]]; then
say_verbose "Failed to resolve the specific version number using feed '$feed'"
return
fi
effective_version="$(get_specific_product_version "$feed" "$specific_version")"
say_verbose "specific_version=$specific_version"
download_link="$(construct_download_link "$feed" "$channel" "$normalized_architecture" "$specific_version" "$normalized_os")"
say_verbose "Constructed primary named payload URL: $download_link"
# Add link info to arrays
download_links+=($download_link)
specific_versions+=($specific_version)
effective_versions+=($effective_version)
link_types+=("primary")
legacy_download_link="$(construct_legacy_download_link "$feed" "$channel" "$normalized_architecture" "$specific_version")" || valid_legacy_download_link=false
if [ "$valid_legacy_download_link" = true ]; then
say_verbose "Constructed legacy named payload URL: $legacy_download_link"
download_links+=($legacy_download_link)
specific_versions+=($specific_version)
effective_versions+=($effective_version)
link_types+=("legacy")
else
legacy_download_link=""
say_verbose "Cound not construct a legacy_download_link; omitting..."
fi
# Check if the SDK version is already installed.
if [[ "$dry_run" != true ]] && is_dotnet_package_installed "$install_root" "$asset_relative_path" "$effective_version"; then
say "$asset_name with version '$effective_version' is already installed."
exit 0
fi
}
print_dry_run() {
say "Payload URLs:"
for link_index in "${!download_links[@]}"
do
say "URL #$link_index - ${link_types[$link_index]}: ${download_links[$link_index]}"
done
resolved_version=${specific_versions[0]}
repeatable_command="./$script_name --version "\""$resolved_version"\"" --install-dir "\""$install_root"\"" --architecture "\""$normalized_architecture"\"" --os "\""$normalized_os"\"""
if [ ! -z "$normalized_quality" ]; then
repeatable_command+=" --quality "\""$normalized_quality"\"""
fi
if [[ "$runtime" == "dotnet" ]]; then
repeatable_command+=" --runtime "\""dotnet"\"""
elif [[ "$runtime" == "aspnetcore" ]]; then
repeatable_command+=" --runtime "\""aspnetcore"\"""
fi
repeatable_command+="$non_dynamic_parameters"
if [ -n "$feed_credential" ]; then
repeatable_command+=" --feed-credential "\""<feed_credential>"\"""
fi
say "Repeatable invocation: $repeatable_command"
}
calculate_vars() {
eval $invocation
script_name=$(basename "$0")
normalized_architecture="$(get_normalized_architecture_from_architecture "$architecture")"
say_verbose "Normalized architecture: '$normalized_architecture'."
normalized_os="$(get_normalized_os "$user_defined_os")"
say_verbose "Normalized OS: '$normalized_os'."
normalized_quality="$(get_normalized_quality "$quality")"
say_verbose "Normalized quality: '$normalized_quality'."
normalized_channel="$(get_normalized_channel "$channel")"
say_verbose "Normalized channel: '$normalized_channel'."
normalized_product="$(get_normalized_product "$runtime")"
say_verbose "Normalized product: '$normalized_product'."
install_root="$(resolve_installation_path "$install_dir")"
say_verbose "InstallRoot: '$install_root'."
normalized_architecture="$(get_normalized_architecture_for_specific_sdk_version "$version" "$normalized_channel" "$normalized_architecture")"
if [[ "$runtime" == "dotnet" ]]; then
asset_relative_path="shared/Microsoft.NETCore.App"
asset_name=".NET Core Runtime"
elif [[ "$runtime" == "aspnetcore" ]]; then
asset_relative_path="shared/Microsoft.AspNetCore.App"
asset_name="ASP.NET Core Runtime"
elif [ -z "$runtime" ]; then
asset_relative_path="sdk"
asset_name=".NET Core SDK"
fi
get_feeds_to_use
}
install_dotnet() {
eval $invocation
local download_failed=false
local download_completed=false
mkdir -p "$install_root"
zip_path="$(mktemp "$temporary_file_template")"
say_verbose "Zip path: $zip_path"
for link_index in "${!download_links[@]}"
do
download_link="${download_links[$link_index]}"
specific_version="${specific_versions[$link_index]}"
effective_version="${effective_versions[$link_index]}"
link_type="${link_types[$link_index]}"
say "Attempting to download using $link_type link $download_link"
# The download function will set variables $http_code and $download_error_msg in case of failure.
download_failed=false
download "$download_link" "$zip_path" 2>&1 || download_failed=true
if [ "$download_failed" = true ]; then
case $http_code in
404)
say "The resource at $link_type link '$download_link' is not available."
;;
*)
say "Failed to download $link_type link '$download_link': $download_error_msg"
;;
esac
rm -f "$zip_path" 2>&1 && say_verbose "Temporary zip file $zip_path was removed"
else
download_completed=true
break
fi
done
if [[ "$download_completed" == false ]]; then
say_err "Could not find \`$asset_name\` with version = $specific_version"
say_err "Refer to: https://aka.ms/dotnet-os-lifecycle for information on .NET Core support"
return 1
fi
say "Extracting zip from $download_link"
extract_dotnet_package "$zip_path" "$install_root" || return 1
# Check if the SDK version is installed; if not, fail the installation.
# if the version contains "RTM" or "servicing"; check if a 'release-type' SDK version is installed.
if [[ $specific_version == *"rtm"* || $specific_version == *"servicing"* ]]; then
IFS='-'
read -ra verArr <<< "$specific_version"
release_version="${verArr[0]}"
unset IFS;
say_verbose "Checking installation: version = $release_version"
if is_dotnet_package_installed "$install_root" "$asset_relative_path" "$release_version"; then
say "Installed version is $effective_version"
return 0
fi
fi
# Check if the standard SDK version is installed.
say_verbose "Checking installation: version = $effective_version"
if is_dotnet_package_installed "$install_root" "$asset_relative_path" "$effective_version"; then
say "Installed version is $effective_version"
return 0
fi
# Version verification failed. More likely something is wrong either with the downloaded content or with the verification algorithm.
say_err "Failed to verify the version of installed \`$asset_name\`.\nInstallation source: $download_link.\nInstallation location: $install_root.\nReport the bug at https://github.com/dotnet/install-scripts/issues."
say_err "\`$asset_name\` with version = $effective_version failed to install with an error."
return 1
}
args=("$@")
local_version_file_relative_path="/.version"
bin_folder_relative_path=""
temporary_file_template="${TMPDIR:-/tmp}/dotnet.XXXXXXXXX"
channel="LTS"
version="Latest"
json_file=""
install_dir="<auto>"
architecture="<auto>"
dry_run=false
no_path=false
no_cdn=false
azure_feed=""
uncached_feed=""
feed_credential=""
verbose=false
runtime=""
runtime_id=""
quality=""
internal=false
override_non_versioned_files=true
non_dynamic_parameters=""
user_defined_os=""
while [ $# -ne 0 ]
do
name="$1"
case "$name" in
-c|--channel|-[Cc]hannel)
shift
channel="$1"
;;
-v|--version|-[Vv]ersion)
shift
version="$1"
;;
-q|--quality|-[Qq]uality)
shift
quality="$1"
;;
--internal|-[Ii]nternal)
internal=true
non_dynamic_parameters+=" $name"
;;
-i|--install-dir|-[Ii]nstall[Dd]ir)
shift
install_dir="$1"
;;
--arch|--architecture|-[Aa]rch|-[Aa]rchitecture)
shift
architecture="$1"
;;
--os|-[Oo][SS])
shift
user_defined_os="$1"
;;
--shared-runtime|-[Ss]hared[Rr]untime)
say_warning "The --shared-runtime flag is obsolete and may be removed in a future version of this script. The recommended usage is to specify '--runtime dotnet'."
if [ -z "$runtime" ]; then
runtime="dotnet"
fi
;;
--runtime|-[Rr]untime)
shift
runtime="$1"
if [[ "$runtime" != "dotnet" ]] && [[ "$runtime" != "aspnetcore" ]]; then
say_err "Unsupported value for --runtime: '$1'. Valid values are 'dotnet' and 'aspnetcore'."
if [[ "$runtime" == "windowsdesktop" ]]; then
say_err "WindowsDesktop archives are manufactured for Windows platforms only."
fi
exit 1
fi
;;
--dry-run|-[Dd]ry[Rr]un)
dry_run=true
;;
--no-path|-[Nn]o[Pp]ath)
no_path=true
non_dynamic_parameters+=" $name"
;;
--verbose|-[Vv]erbose)
verbose=true
non_dynamic_parameters+=" $name"
;;
--no-cdn|-[Nn]o[Cc]dn)
no_cdn=true
non_dynamic_parameters+=" $name"
;;
--azure-feed|-[Aa]zure[Ff]eed)
shift
azure_feed="$1"
non_dynamic_parameters+=" $name "\""$1"\"""
;;
--uncached-feed|-[Uu]ncached[Ff]eed)
shift
uncached_feed="$1"
non_dynamic_parameters+=" $name "\""$1"\"""
;;
--feed-credential|-[Ff]eed[Cc]redential)
shift
feed_credential="$1"
#feed_credential should start with "?", for it to be added to the end of the link.
#adding "?" at the beginning of the feed_credential if needed.
[[ -z "$(echo $feed_credential)" ]] || [[ $feed_credential == \?* ]] || feed_credential="?$feed_credential"
;;
--runtime-id|-[Rr]untime[Ii]d)
shift
runtime_id="$1"
non_dynamic_parameters+=" $name "\""$1"\"""
say_warning "Use of --runtime-id is obsolete and should be limited to the versions below 2.1. To override architecture, use --architecture option instead. To override OS, use --os option instead."
;;
--jsonfile|-[Jj][Ss]on[Ff]ile)
shift
json_file="$1"
;;
--skip-non-versioned-files|-[Ss]kip[Nn]on[Vv]ersioned[Ff]iles)
override_non_versioned_files=false
non_dynamic_parameters+=" $name"
;;
-?|--?|-h|--help|-[Hh]elp)
script_name="$(basename "$0")"
echo ".NET Tools Installer"
echo "Usage: $script_name [-c|--channel <CHANNEL>] [-v|--version <VERSION>] [-p|--prefix <DESTINATION>]"
echo " $script_name -h|-?|--help"
echo ""
echo "$script_name is a simple command line interface for obtaining dotnet cli."
echo " Note that the intended use of this script is for Continuous Integration (CI) scenarios, where:"
echo " - The SDK needs to be installed without user interaction and without admin rights."
echo " - The SDK installation doesn't need to persist across multiple CI runs."
echo " To set up a development environment or to run apps, use installers rather than this script. Visit https://dotnet.microsoft.com/download to get the installer."
echo ""
echo "Options:"
echo " -c,--channel <CHANNEL> Download from the channel specified, Defaults to \`$channel\`."
echo " -Channel"
echo " Possible values:"
echo " - STS - the most recent Standard Term Support release"
echo " - LTS - the most recent Long Term Support release"
echo " - 2-part version in a format A.B - represents a specific release"
echo " examples: 2.0; 1.0"
echo " - 3-part version in a format A.B.Cxx - represents a specific SDK release"
echo " examples: 5.0.1xx, 5.0.2xx."
echo " Supported since 5.0 release"
echo " Warning: Value 'Current' is deprecated for the Channel parameter. Use 'STS' instead."
echo " Note: The version parameter overrides the channel parameter when any version other than 'latest' is used."
echo " -v,--version <VERSION> Use specific VERSION, Defaults to \`$version\`."
echo " -Version"
echo " Possible values:"
echo " - latest - the latest build on specific channel"
echo " - 3-part version in a format A.B.C - represents specific version of build"
echo " examples: 2.0.0-preview2-006120; 1.1.0"
echo " -q,--quality <quality> Download the latest build of specified quality in the channel."
echo " -Quality"
echo " The possible values are: daily, signed, validated, preview, GA."
echo " Works only in combination with channel. Not applicable for STS and LTS channels and will be ignored if those channels are used."
echo " For SDK use channel in A.B.Cxx format. Using quality for SDK together with channel in A.B format is not supported."
echo " Supported since 5.0 release."
echo " Note: The version parameter overrides the channel parameter when any version other than 'latest' is used, and therefore overrides the quality."
echo " --internal,-Internal Download internal builds. Requires providing credentials via --feed-credential parameter."
echo " --feed-credential <FEEDCREDENTIAL> Token to access Azure feed. Used as a query string to append to the Azure feed."
echo " -FeedCredential This parameter typically is not specified."
echo " -i,--install-dir <DIR> Install under specified location (see Install Location below)"
echo " -InstallDir"
echo " --architecture <ARCHITECTURE> Architecture of dotnet binaries to be installed, Defaults to \`$architecture\`."
echo " --arch,-Architecture,-Arch"
echo " Possible values: x64, arm, arm64, s390x and ppc64le"
echo " --os <system> Specifies operating system to be used when selecting the installer."
echo " Overrides the OS determination approach used by the script. Supported values: osx, linux, linux-musl, freebsd, rhel.6."
echo " In case any other value is provided, the platform will be determined by the script based on machine configuration."
echo " Not supported for legacy links. Use --runtime-id to specify platform for legacy links."
echo " Refer to: https://aka.ms/dotnet-os-lifecycle for more information."
echo " --runtime <RUNTIME> Installs a shared runtime only, without the SDK."
echo " -Runtime"
echo " Possible values:"
echo " - dotnet - the Microsoft.NETCore.App shared runtime"
echo " - aspnetcore - the Microsoft.AspNetCore.App shared runtime"
echo " --dry-run,-DryRun Do not perform installation. Display download link."
echo " --no-path, -NoPath Do not set PATH for the current process."
echo " --verbose,-Verbose Display diagnostics information."
echo " --azure-feed,-AzureFeed For internal use only."
echo " Allows using a different storage to download SDK archives from."
echo " This parameter is only used if --no-cdn is false."
echo " --uncached-feed,-UncachedFeed For internal use only."
echo " Allows using a different storage to download SDK archives from."
echo " This parameter is only used if --no-cdn is true."
echo " --skip-non-versioned-files Skips non-versioned files if they already exist, such as the dotnet executable."
echo " -SkipNonVersionedFiles"
echo " --no-cdn,-NoCdn Disable downloading from the Azure CDN, and use the uncached feed directly."
echo " --jsonfile <JSONFILE> Determines the SDK version from a user specified global.json file."
echo " Note: global.json must have a value for 'SDK:Version'"
echo " -?,--?,-h,--help,-Help Shows this help message"
echo ""
echo "Install Location:"
echo " Location is chosen in following order:"
echo " - --install-dir option"
echo " - Environmental variable DOTNET_INSTALL_DIR"
echo " - $HOME/.dotnet"
exit 0
;;
*)
say_err "Unknown argument \`$name\`"
exit 1
;;
esac
shift
done
say_verbose "Note that the intended use of this script is for Continuous Integration (CI) scenarios, where:"
say_verbose "- The SDK needs to be installed without user interaction and without admin rights."
say_verbose "- The SDK installation doesn't need to persist across multiple CI runs."
say_verbose "To set up a development environment or to run apps, use installers rather than this script. Visit https://dotnet.microsoft.com/download to get the installer.\n"
if [ "$internal" = true ] && [ -z "$(echo $feed_credential)" ]; then
message="Provide credentials via --feed-credential parameter."
if [ "$dry_run" = true ]; then
say_warning "$message"
else
say_err "$message"
exit 1
fi
fi
check_min_reqs
calculate_vars
# generate_regular_links call below will 'exit' if the determined version is already installed.
generate_download_links
if [[ "$dry_run" = true ]]; then
print_dry_run
exit 0
fi
install_dotnet
bin_path="$(get_absolute_path "$(combine_paths "$install_root" "$bin_folder_relative_path")")"
if [ "$no_path" = false ]; then
say "Adding to current process PATH: \`$bin_path\`. Note: This change will be visible only when sourcing script."
export PATH="$bin_path":"$PATH"
else
say "Binaries of dotnet can be found in $bin_path"
fi
say "Note that the script does not resolve dependencies during installation."
say "To check the list of dependencies, go to https://learn.microsoft.com/dotnet/core/install, select your operating system and check the \"Dependencies\" section."
say "Installation finished successfully."