Zach Moore zaqmor

## devops-build-notes.md

      
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                zaqmor
                / devops-build-notes.md
            
            
              Created
              June 5, 2019 21:49
            
              
                DevOps Build Notes
              
          
Important links

Variables               :   https://docs.microsoft.com/en-us/azure/devops/pipelines/process/variables?view=azure-devops&tabs=yaml%2Cbatch
Predefined Variables    :   https://docs.microsoft.com/en-us/azure/devops/pipelines/build/variables?view=azure-devops&tabs=classic
Logging commands        :   https://docs.microsoft.com/en-us/azure/devops/pipelines/scripts/logging-commands?view=azure-devops&tabs=powershell
Expressions             :   https://docs.microsoft.com/en-us/azure/devops/pipelines/process/expressions?view=azure-devops
Conditions              :   https://docs.microsoft.com/en-us/azure/devops/pipelines/process/conditions?view=azure-devops&tabs=yaml


Build variables should be named starting with a non-reserved prefix, such as triple underscore ('___'), to avoid conflicts...


This helps, from other task contexts, to see that this is a custom build variable and not a conflicting devops built in variable or task sub process variable.


## ps-find-files-w-contents-matching-pattern.txt
# get-childitem reference: https://docs.microsoft.com/en-us/powershell/module/microsoft.powershell.management/get-childitem?view=powershell-6
Get-ChildItem -recurse -attributes !directory+!compressed+!encrypted+!offline+!reparsepoint | Select-String -pattern "insert-pattern-here" | group path | select name

## git--clean-up-reflog.txt
# Purge the reflog of anything farther back than 180 days, specifying --all, otherwise unreachable 'dangling' objects will be missed,
# optional --expire-unreachable flag could differ on when to expire unreachables

git reflog expire --all --expire=180.days.ago --expire-unreachable=180.days.ago --all

# other examples for expire
--expire=now
--expire=never
--expire="Jan 01 2019"
--expire="2019-01-01 00:00"

## ps-IsDir
function IsDir { (get-item $args) -Is [System.IO.DirectoryInfo] }

function IsFile { (get-item $args) -Is [System.IO.FileInfo] }

## ps-delete-csproj-output-dirs
get-childitem -recurse -inc "*.csproj" | select-object -expandproperty Directory | select-object -ExpandProperty FullName | get-childitem -recurse -inc bin,obj | ?{$_.PSIsContainer} | select-object -ExpandProperty FullName | remove-item -recurse -force

## ps-get-csproj-paths
get-childitem -recurse -inc "*.csproj" | select-object -expandproperty FullName

## ps-get-sha1-filehash.txt
function fsha { get-filehash -algorithm sha1 $args | select-object -ExpandProperty Hash }

## ps-find-file-structure-objects.txt
# https://blogs.technet.microsoft.com/heyscriptingguy/2016/06/27/use-windows-powershell-to-search-for-files/
#

# -r             : search recursively through subdirs
# -i "*pattern*" : include files matching pattern, can be used with exclude
# -i "*pattern*" : exclude files matching pattern, can be used with include
# -File          : only find files, not dirs?
# -ErrorAction SilentlyContinue : ignore errors, generally, but includes specific minor errors such as files without permissions

# just find file via include

## ps-profile-aliases.txt
. c:\projects\WebUI-PowershellScripts\profile.ps1
# Chocolatey profile
$ChocolateyProfile = "$env:ChocolateyInstall\helpers\chocolateyProfile.psm1"
if (Test-Path($ChocolateyProfile)) {
  Import-Module "$ChocolateyProfile"
}

# list branches matching args, '.' for all else exception
function fbr { git br --all | ss $args }

## ps-get-and-edit-environment-variables.txt
# list ALL
get-childitem Env:

# list one
echo $env:SomeVarName

# edit one
$env:SomeVarName = "value"

# https://www.itprotoday.com/powershell/powershell-one-liner-creating-and-modifying-environment-variable
	# get-childitem reference: https://docs.microsoft.com/en-us/powershell/module/microsoft.powershell.management/get-childitem?view=powershell-6
	Get-ChildItem -recurse -attributes !directory+!compressed+!encrypted+!offline+!reparsepoint \| Select-String -pattern "insert-pattern-here" \| group path \| select name
	# Purge the reflog of anything farther back than 180 days, specifying --all, otherwise unreachable 'dangling' objects will be missed,
	# optional --expire-unreachable flag could differ on when to expire unreachables

	git reflog expire --all --expire=180.days.ago --expire-unreachable=180.days.ago --all

	# other examples for expire
	--expire=now
	--expire=never
	--expire="Jan 01 2019"
	--expire="2019-01-01 00:00"
	function IsDir { (get-item $args) -Is [System.IO.DirectoryInfo] }

	function IsFile { (get-item $args) -Is [System.IO.FileInfo] }
	# https://blogs.technet.microsoft.com/heyscriptingguy/2016/06/27/use-windows-powershell-to-search-for-files/
	#

	# -r : search recursively through subdirs
	# -i "pattern" : include files matching pattern, can be used with exclude
	# -i "pattern" : exclude files matching pattern, can be used with include
	# -File : only find files, not dirs?
	# -ErrorAction SilentlyContinue : ignore errors, generally, but includes specific minor errors such as files without permissions

	# just find file via include
	. c:\projects\WebUI-PowershellScripts\profile.ps1
	# Chocolatey profile
	$ChocolateyProfile = "$env:ChocolateyInstall\helpers\chocolateyProfile.psm1"
	if (Test-Path($ChocolateyProfile)) {
	Import-Module "$ChocolateyProfile"
	}

	# list branches matching args, '.' for all else exception
	function fbr { git br --all \| ss $args }
	# list ALL
	get-childitem Env:

	# list one
	echo $env:SomeVarName

	# edit one
	$env:SomeVarName = "value"

	# https://www.itprotoday.com/powershell/powershell-one-liner-creating-and-modifying-environment-variable