mirror of
https://github.com/kforney/pentest-distro-builder.git
synced 2024-11-29 11:41:59 -07:00
392 lines
15 KiB
PowerShell
392 lines
15 KiB
PowerShell
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# Copyright (c) Microsoft Corporation. All rights reserved.
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# Licensed under the MIT License.
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##############################
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#.SYNOPSIS
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#Generate the draft change log of the PowerShell Extension for VSCode
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#
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#.PARAMETER LastReleaseTag
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#The last release tag
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#
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#.PARAMETER Token
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#The authentication token to use for retrieving the GitHub user log-in names for external contributors. Get it from:
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# https://github.com/settings/tokens
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#
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#.PARAMETER NewReleaseTag
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#The github tag that will be associated with the next release
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#
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#.PARAMETER HasCherryPick
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#Indicate whether there are any commits in the last release branch that were cherry-picked from the master branch
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#
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#.OUTPUTS
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#The generated change log draft of vscode-powershell AND PowerShellEditorServices
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#
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#.NOTES
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#Run from the path to /vscode-powershell
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#
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#.EXAMPLE
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#
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# .\tools\Get-PowerShellExtensionChangelog.ps1 -LastReleaseTag v1.7.0 -Token $TOKENSTR -NewReleaseTag v1.8.0
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#
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##############################
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param(
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[Parameter(Mandatory)]
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[string]$LastReleaseTag,
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[Parameter(Mandatory)]
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[string]$Token,
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[Parameter(Mandatory)]
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[string]$NewReleaseTag,
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[Parameter()]
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[switch]$HasCherryPick
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)
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# These powershell team members don't use 'microsoft.com' for Github email or choose to not show their emails.
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# We have their names in this array so that we don't need to query Github to find out if they are powershell team members.
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$Script:powershell_team = @(
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"Robert Holt"
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"Tyler Leonhardt"
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)
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$Script:powershell_team_emails = @(
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"tylerl0706@gmail.com"
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"rjmholt@gmail.com"
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)
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# Very active contributors; keep their email-login mappings here to save a few queries to Github.
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$Script:community_login_map = @{}
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class CommitNode {
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[string] $Hash
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[string[]] $Parents
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[string] $AuthorName
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[string] $AuthorGitHubLogin
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[string] $AuthorEmail
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[string] $Subject
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[string] $Body
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[string] $PullRequest
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[string] $ChangeLogMessage
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[bool] $IsBreakingChange
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CommitNode($hash, $parents, $name, $email, $subject, $body) {
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$this.Hash = $hash
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$this.Parents = $parents
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$this.AuthorName = $name
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$this.AuthorEmail = $email
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$this.Subject = $subject
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$this.Body = $body
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$this.IsBreakingChange = $body -match "\[breaking change\]"
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if ($subject -match "\(#(\d+)\)") {
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$this.PullRequest = $Matches[1]
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}
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}
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}
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##############################
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#.SYNOPSIS
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#In the release workflow, the release branch will be merged back to master after the release is done,
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#and a merge commit will be created as the child of the release tag commit.
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#This cmdlet takes a release tag or the corresponding commit hash, find its child merge commit, and
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#return its metadata in this format: <merge-commit-hash>|<parent-commit-hashes>
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#
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#.PARAMETER LastReleaseTag
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#The last release tag
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#
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#.PARAMETER CommitHash
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#The commit hash of the last release tag
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#
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#.OUTPUTS
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#Return the metadata of the child merge commit, in this format: <merge-commit-hash>|<parent-commit-hashes>
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##############################
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function Get-ChildMergeCommit
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{
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[CmdletBinding(DefaultParameterSetName="TagName")]
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param(
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[Parameter(Mandatory, ParameterSetName="TagName")]
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[string]$LastReleaseTag,
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[Parameter(Mandatory, ParameterSetName="CommitHash")]
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[string]$CommitHash
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)
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$tag_hash = $CommitHash
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if ($PSCmdlet.ParameterSetName -eq "TagName") { $tag_hash = git rev-parse "$LastReleaseTag^0" }
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## Get the merge commits that are reachable from 'HEAD' but not from the release tag
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$merge_commits_not_in_release_branch = git --no-pager log "$tag_hash..HEAD" --format='%H||%P'
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## Find the child merge commit, whose parent-commit-hashes contains the release tag hash
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$child_merge_commit = $merge_commits_not_in_release_branch | Select-String -SimpleMatch $tag_hash
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return $child_merge_commit.Line
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}
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##############################
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#.SYNOPSIS
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#Create a CommitNode instance to represent a commit.
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#
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#.PARAMETER CommitMetadata
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#The commit metadata. It's in this format:
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#<commit-hash>|<parent-hashes>|<author-name>|<author-email>|<commit-subject>
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#
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#.PARAMETER CommitMetadata
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#The commit metadata, in this format:
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#<commit-hash>|<parent-hashes>|<author-name>|<author-email>|<commit-subject>
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#
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#.OUTPUTS
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#Return the 'CommitNode' object
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##############################
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function New-CommitNode
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{
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param(
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[Parameter(ValueFromPipeline)]
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[ValidatePattern("^.+\|.+\|.+\|.+\|.+$")]
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[string]$CommitMetadata
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)
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Process {
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$hash, $parents, $name, $email, $subject = $CommitMetadata.Split("||")
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$body = (git --no-pager show $hash -s --format=%b) -join "`n"
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return [CommitNode]::new($hash, $parents, $name, $email, $subject, $body)
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}
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}
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function Get-PRNumberFromCommitSubject
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{
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param(
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[string]$CommitSubject
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)
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if (-not $CommitSubject)
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{
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return $null
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}
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if (-not ($CommitSubject -match '(.*)\(#(\d+)\)$'))
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{
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return $null
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}
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return @{
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Message = $Matches[1]
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PR = $Matches[2]
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}
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}
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function New-ChangeLogEntry
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{
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param(
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[ValidateNotNullOrEmpty()][string]$RepositoryName,
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[ValidateNotNullOrEmpty()][string]$CommitMessage,
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[int]$PRNumber,
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[string]$UserToThank,
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[switch]$IsBreakingChange
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)
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$repoUrl = "https://github.com/PowerShell/$RepositoryName"
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$entry = if ($PRNumber)
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{
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"- [$RepositoryName #$PRNumber]($repoUrl/pulls/$PRNumber) -"
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}
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else
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{
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"- [$RepositoryName]($repoUrl) -"
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}
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$entry += "`n "
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if ($IsBreakingChange)
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{
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$entry += "[Breaking Change] "
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}
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$entry += $CommitMessage
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if ($UserToThank)
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{
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$entry += " (Thanks @$UserToThank!)"
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}
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return $entry
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}
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##############################
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#.SYNOPSIS
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#Generate the draft change log of the git repo in the current directory
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#
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#.PARAMETER LastReleaseTag
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#The last release tag
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#
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#.PARAMETER Token
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#The authentication token to use for retrieving the GitHub user log-in names for external contributors
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#
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#.PARAMETER RepoUri
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#The uri of the API endpoint. For example: https://api.github.com/repos/PowerShell/vscode-powershell
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#
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#.PARAMETER HasCherryPick
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#Indicate whether there are any commits in the last release branch that were cherry-picked from the master branch
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#
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#.OUTPUTS
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#The generated change log draft.
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##############################
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function Get-ChangeLog
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{
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param(
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[Parameter(Mandatory)]
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[string]$LastReleaseTag,
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[Parameter(Mandatory)]
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[string]$Token,
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[Parameter(Mandatory)]
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[string]$RepoUri,
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[Parameter(Mandatory)]
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[string]$RepoName,
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[Parameter()]
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[switch]$HasCherryPick
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)
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$tag_hash = git rev-parse "$LastReleaseTag^0"
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$format = '%H||%P||%aN||%aE||%s'
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$header = @{"Authorization"="token $Token"}
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# Find the merge commit that merged the release branch to master.
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$child_merge_commit = Get-ChildMergeCommit -CommitHash $tag_hash
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$commit_hash, $parent_hashes = $child_merge_commit.Split("||")
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# Find the other parent of the merge commit, which represents the original head of master right before merging.
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$other_parent_hash = ($parent_hashes.Trim() -replace $tag_hash).Trim()
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if ($HasCherryPick) {
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## Sometimes we need to cherry-pick some commits from the master branch to the release branch during the release,
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## and eventually merge the release branch back to the master branch. This will result in different commit nodes
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## in master branch that actually represent same set of changes.
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##
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## In this case, we cannot simply use the revision range "$tag_hash..HEAD" becuase it will include the original
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## commits in the master branch that were cherry-picked to the release branch -- they are reachable from 'HEAD'
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## but not reachable from the last release tag. Instead, we need to exclude the commits that were cherry-picked,
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## and only include the commits that are not in the last release into the change log.
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# Find the commits that were only in the orginal master, excluding those that were cherry-picked to release branch.
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$new_commits_from_other_parent = git --no-pager log --first-parent --cherry-pick --right-only "$tag_hash...$other_parent_hash" --format=$format | New-CommitNode
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# Find the commits that were only in the release branch, excluding those that were cherry-picked from master branch.
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$new_commits_from_last_release = git --no-pager log --first-parent --cherry-pick --left-only "$tag_hash...$other_parent_hash" --format=$format | New-CommitNode
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# Find the commits that are actually duplicate but having different patch-ids due to resolving conflicts during the cherry-pick.
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$duplicate_commits = Compare-Object $new_commits_from_last_release $new_commits_from_other_parent -Property PullRequest -ExcludeDifferent -IncludeEqual -PassThru
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if ($duplicate_commits) {
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$duplicate_pr_numbers = @($duplicate_commits | ForEach-Object -MemberName PullRequest)
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$new_commits_from_other_parent = $new_commits_from_other_parent | Where-Object PullRequest -NotIn $duplicate_pr_numbers
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}
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# Find the commits that were made after the merge commit.
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$new_commits_after_merge_commit = @(git --no-pager log --first-parent "$commit_hash..HEAD" --format=$format | New-CommitNode)
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$new_commits = $new_commits_after_merge_commit + $new_commits_from_other_parent
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} else {
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## No cherry-pick was involved in the last release branch.
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## Using a ref rang like "$tag_hash..HEAD" with 'git log' means getting the commits that are reachable from 'HEAD' but not reachable from the last release tag.
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## We use '--first-parent' for 'git log'. It means for any merge node, only follow the parent node on the master branch side.
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## In case we merge a branch to master for a PR, only the merge node will show up in this way, the individual commits from that branch will be ignored.
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## This is what we want because the merge commit itself already represents the PR.
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## First, we want to get all new commits merged during the last release
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#$new_commits_during_last_release = @(git --no-pager log --first-parent "$tag_hash..$($other_parent_hash.TrimStart(" "))" --format=$format | New-CommitNode)
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## Then, we want to get all new commits merged after the last release
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$new_commits_after_last_release = @(git --no-pager log --first-parent "$commit_hash..HEAD" --format=$format | New-CommitNode)
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## Last, we get the full list of new commits
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$new_commits = $new_commits_during_last_release + $new_commits_after_last_release
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}
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$new_commits = $new_commits | Where-Object { -not $_.Subject.StartsWith('[Ignore]', [System.StringComparison]::OrdinalIgnoreCase) }
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foreach ($commit in $new_commits) {
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$messageParts = Get-PRNumberFromCommitSubject $commit.Subject
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if ($messageParts) {
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$message = $messageParts.Message
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$prNumber = $messageParts.PR
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} else {
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$message = $commit.Subject
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}
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if (-not ($commit.AuthorEmail.EndsWith("@microsoft.com") -or ($powershell_team -contains $commit.AuthorName) -or ($powershell_team_emails -contains $commit.AuthorEmail))) {
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if ($Script:community_login_map.ContainsKey($commit.AuthorEmail)) {
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$commit.AuthorGitHubLogin = $Script:community_login_map[$commit.AuthorEmail]
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} else {
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$uri = "$RepoUri/commits/$($commit.Hash)"
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$response = Invoke-WebRequest -Uri $uri -Method Get -Headers $header -ErrorAction SilentlyContinue
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if($response) {
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$content = ConvertFrom-Json -InputObject $response.Content
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$commit.AuthorGitHubLogin = $content.author.login
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$Script:community_login_map[$commit.AuthorEmail] = $commit.AuthorGitHubLogin
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}
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}
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$userToThank = $commit.AuthorGitHubLogin
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}
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$commit.ChangeLogMessage = New-ChangeLogEntry -RepositoryName $RepoName -CommitMessage $message -PRNumber $prNumber -UserToThank $userToThank -IsBreakingChange:$commit.IsBreakingChange
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}
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$new_commits | Sort-Object -Descending -Property IsBreakingChange | ForEach-Object -MemberName ChangeLogMessage
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}
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##############################
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#.SYNOPSIS
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#Generate the draft change log of the PowerShell Extension for VSCode
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#
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#.PARAMETER LastReleaseTag
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#The last release tag
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#
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#.PARAMETER Token
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#The authentication token to use for retrieving the GitHub user log-in names for external contributors. Get it from:
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# https://github.com/settings/tokens
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#
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#.PARAMETER NewReleaseTag
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#The github tag that will be associated with the next release
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#
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#.PARAMETER HasCherryPick
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#Indicate whether there are any commits in the last release branch that were cherry-picked from the master branch
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#
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#.OUTPUTS
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#The generated change log draft of vscode-powershell AND PowerShellEditorServices
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#
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#.NOTES
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#Run from the path to /vscode-powershell
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##############################
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function Get-PowerShellExtensionChangeLog {
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param(
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[Parameter(Mandatory)]
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[string]$LastReleaseTag,
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[Parameter(Mandatory)]
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[string]$Token,
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[Parameter(Mandatory)]
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[string]$NewReleaseTag,
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[Parameter()]
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[switch]$HasCherryPick
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)
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$vscodePowerShell = Get-ChangeLog -LastReleaseTag $LastReleaseTag -Token $Token -HasCherryPick:$HasCherryPick.IsPresent -RepoUri 'https://api.github.com/repos/PowerShell/vscode-powershell' -RepoName 'vscode-PowerShell'
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Push-Location ../PowerShellEditorServices
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$pses = Get-ChangeLog -LastReleaseTag $LastReleaseTag -Token $Token -HasCherryPick:$HasCherryPick.IsPresent -RepoUri 'https://api.github.com/repos/PowerShell/PowerShellEditorServices' -RepoName 'PowerShellEditorServices'
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Pop-Location
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return @"
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## $NewReleaseTag
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### $([datetime]::Today.ToString("D"))
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#### [vscode-powershell](https://github.com/powershell/vscode-powershell)
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$($vscodePowerShell -join "`n")
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#### [PowerShellEditorServices](https://github.com/powershell/PowerShellEditorServices)
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$($pses -join "`n")
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"@
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}
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Get-PowerShellExtensionChangeLog -LastReleaseTag $LastReleaseTag -Token $Token -NewReleaseTag $NewReleaseTag -HasCherryPick:$HasCherryPick.IsPresent
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