Will automatically download and install the latest and greatest version of PowerShell for Raspberry Pi then make it available for the 'pi' user. It uses the PowerShell stable version API return for the version. The script will leave behind the gzip tarball. The contents will be expanded into '/home/pi/PowerShell'. A symbolic link to '/home/pi/Po…

install-pi-powershell.sh

#!/bin/sh
# Update the Pi and ensure dependencies
sudo apt-get update && sudo apt-get install '^libssl1.0.[0-9]$' libunwind8 jq -y
# Variables
# Ask Microsoft for the version
VERSION=$(curl -s https://pscoretestdata.blob.core.windows.net/buildinfo/stable.json | jq .ReleaseTag | cut -c3-7)
# Payload nomenclature
TARBALL="powershell-$VERSION-linux-arm32.tar.gz"
# Where its coming from
BASEURI="https://github.com/PowerShell/PowerShell/releases/download/v$VERSION"
# Where we are putting it
TARGETDIR=$(realpath ~/PowerShell)
# Where it will be executed from
PWSHPATH='/usr/local/bin/pwsh'
# Form the URI
URI="$BASEURI/$TARBALL"
# Moving Parts
# Destroy existing
rm $TARBALL
rm -rf $TARGETDIR
# wget it
wget $URI
# Make the target directory
mkdir -p $TARGETDIR
# Explode the tarball
tar -xvf ./$TARBALL -C $TARGETDIR
# Make a symbolic gesture
if [ ! -f $PWSHPATH ]; then
  sudo ln -s $TARGETDIR/pwsh $PWSHPATH
fi