podman/contrib/cirrus/win-lib.ps1

73 lines
2.9 KiB
PowerShell

#!/usr/bin/env powershell
# This powershell script is intended to be "dot-sourced" by other scripts.
# It's purpose is identical to that of the `lib.sh` script for Linux environments.
# Behave similar to `set -e` in bash, but ONLY for powershell commandlets!
# For all legacy, program, and script calls use Run-Command() or Check-Exit()
$ErrorActionPreference = 'Stop'
# Any golang compilation needs to know what it's building for.
$Env:GOOS = "windows"
$Env:GOARCH = "amd64"
# Unnecessary and intrusive. They claim parameter/variable
# values aren't collected, but there could be a bug leading
# to a concern over leaking of some sensitive-value. Stop this.
$Env:POWERSHELL_TELEMETRY_OPTOUT = "true"
# Unnecessary and potentially disruptive. Powershell will
# never ever be updated during automation execution. Stop this.
$Env:POWERSHELL_UPDATECHECK = "off"
# Color in output may confuse tooling and makes logs hard to read.
# TODO: There are probably other places where color needs to be disabled
# in a slightly different way :(
$Env:NO_COLOR = "true"
# Items only relevant in a CI environment.
if ($Env:CI -eq "true") {
# Defined by .cirrus.yml for use by all the linux tasks.
# Drop all global envs which have unix paths, defaults are fine.
Remove-Item Env:\GOPATH -ErrorAction:Ignore
Remove-Item Env:\GOSRC -ErrorAction:Ignore
Remove-Item Env:\GOCACHE -ErrorAction:Ignore
# Defined by Cirrus-CI
# Drop large known env variables (an env > 32k will break MSI/ICE validation)
Remove-Item Env:\CIRRUS_COMMIT_MESSAGE -ErrorAction:Ignore
Remove-Item Env:\CIRRUS_CHANGE_MESSAGE -ErrorAction:Ignore
Remove-Item Env:\CIRRUS_PR_BODY -ErrorAction:Ignore
}
# Non-powershell commands do not halt execution on error! This helper
# should be called after every critical operation to check and halt on a
# non-zero exit code. Be careful not to use this for powershell commandlets
# (builtins)! They set '$?' to "True" (failed) or "False" success so calling
# this would mask failures. Rely on $ErrorActionPreference = 'Stop' instead.
function Check-Exit {
$result = $LASTEXITCODE # WARNING: might not be a number!
if ( ($result -ne $null) -and ($result -ne 0) ) {
# https://learn.microsoft.com/en-us/dotnet/api/system.management.automation.callstackframe
$caller = (Get-PSCallStack)[1]
Write-Host "Exit code = '$result' from $($caller.ScriptName):$($caller.ScriptLineNumber)"
Throw "Non-zero exit code"
}
}
# Small helper to avoid needing to write 'Check-Exit' after every
# non-powershell instruction. It simply prints then executes the _QUOTED_
# argument followed by Check-Exit.
# N/B: Escape any nested quotes with back-tick ("`") characters.
# WARNING: DO NOT use this with powershell builtins! It will not do what you expect!
function Run-Command {
param (
[string] $command
)
Write-Host $command
Invoke-Expression $command
Check-Exit
}