170 create xmi after git commit and upload to nexus (#171)

Post Commit XMI Upload and Download in a GitHub Action

.gitignore

@@ -355,3 +355,4 @@ MigrationBackup/
 /example-scripts/powershell/session_A_B.ltses
 /example-scripts/powershell/session_A_B.ltses - Copy.xml
 /example-scripts/powershell/session_A_B.ltses.xml
+/*.xmi

example-scripts/powershell/CreateNexusCredentials.ps1

@@ -0,0 +1,10 @@
+param
+(
+        [Parameter(Mandatory = $true, HelpMessage="Enter: 'Username:Password'")][string] $Credential
+)
+$repoPath = git rev-parse --show-toplevel
+$file =  Join-Path -Path $repoPath  -ChildPath "..\nexus.inf"
+$file = [System.IO.Path]::GetFullPath($file)
+echo $file
+#not the best of all options - but it is a way to demonstrate the workflow.
+$Credential | ConvertTo-SecureString -AsPlainText -Force | ConvertFrom-SecureString | Out-File "$file"

example-scripts/powershell/DownloadPostCommitXMI.ps1

@@ -0,0 +1,19 @@
+#this script downloads xmi files from the artifact storage to be used by pipeline tools.
+#typically it will run on an build agent like GitHub Actions
+
+
+$gitcommitId = git rev-parse HEAD
+$url = "https://nexus.lieberlieber.com/service/rest/v1/search?repository=xmi&name=$gitcommitId*"
+Write-Host $url
+$json = Invoke-RestMethod -Uri $url -Method Get
+
+foreach ($url in $json.items.assets.downloadUrl) {
+  $url = $url.Insert(4,"s")
+  $file = $url.Substring($url.lastIndexOf('/') + 1)
+  if($file.StartsWith($gitcommitId))
+  {
+    Write-Host $file
+    $content = ((Invoke-WebRequest -Uri $url -Method Get) -replace "")
+    [IO.File]::WriteAllLines($file, $content)
+  }
+}

example-scripts/powershell/PostCommitXMIExport.ps1

@@ -0,0 +1,17 @@
+# Create the EA object
+Echo "Create EA"
+$ea = New-Object -ComObject "EA.Repository" -Strict
+Echo "Created EA"
+$ea.OpenFile("C:\github\LemonTree.Automation.Workflows\DemoModel.eapx")
+
+foreach($model in $ea.models) 
+{ 
+    echo $model.PackageGUID
+}
+
+
+
+$theProject = $ea.GetProjectInterface();
+$theProject.ExportPackageXMI("{02BAEABD-6A12-4489-BCA3-8D33C05B81DB}",22,0,-1,0,0,"C:\github\LemonTree.Automation.Workflows\export.xmi");
+$ea.CloseFile()
+$ea.Exit()

example-scripts/powershell/post-commit.ps1

@@ -0,0 +1,58 @@
+#powershell script to run from the post-commit file in ./git/hooks
+#It will publish an XMI file to in our case Nexus to be used by pipelinetools that handle EA XMI
+#to embedded this script in your hook file simply add the next line to the post-commit file.
+#c:/Windows/System32/WindowsPowerShell/v1.0/powershell.exe -ExecutionPolicy RemoteSigned -File 'example-scripts\powershell\post-commit.ps1'
+
+#Parameters
+#need to be setup for your repo
+$eaModel = "DemoModel.eapx"
+
+#prepare environment
+Write-Output "post-commit publish of XMI to Nexus"
+$repoPath = git rev-parse --show-toplevel
+$modelfile = Join-Path -Path $repoPath  -ChildPath $eaModel
+$gitcommitId = git rev-parse HEAD
+
+#prepare upload to Artifact Provider
+$file =  Join-Path -Path $repoPath  -ChildPath "..\nexus.inf"
+$file = [System.IO.Path]::GetFullPath($file)
+#not the savest way on earth but a pragmatic solution for the sake of this demo
+$SecureCredential = Get-Content "$file" | ConvertTo-SecureString
+$login = (New-Object PSCredential "username",$SecureCredential).GetNetworkCredential().Password
+$targetUrl = "https://nexus.lieberlieber.com/repository/xmi/"
+
+#start EA and load the Model
+Write-Output "Create EA"
+$ea = New-Object -ComObject "EA.Repository" -Strict
+Write-Output "Created EA Instance"
+Write-Output "Model File : $modelfile"
+Write-Output "Open Model"
+$ea.OpenFile($modelfile)
+$theProject = $ea.GetProjectInterface();
+
+#XMI Export one file per Model Root
+Write-Output "Running XMI Export"
+foreach($model in $ea.models) 
+{ 
+    $modelName = $model.Name
+    $packageGuid = $model.PackageGUID
+    #we don't want to upload the LemonTree.Components Stuff
+    if (-Not $modelName.Equals("MPMS Specification and Configuration"))
+    {
+        $xmiFileName = "$gitcommitId-$modelName.xmi"
+        $xmiFile = Join-Path -Path $repoPath  -ChildPath "$xmiFileName"
+        Write-Output "Exporting $modelName with $packageGuid  to $xmiFile"
+        $result = $theProject.ExportPackageXMI("$packageGuid",22,0,-1,0,0,$xmiFile);
+
+        Write-Output "Uploading $xmiFile to Nexus: $targetUrl"
+        #it only works like this for me with curl.exe
+        &curl.exe "-u$login" -T "$xmiFile" "$targetUrl"
+    }
+}
+Write-Output "Finished XMI Export"
+
+#cleanup
+$ea.CloseFile()
+$ea.Exit()
+Write-Output "Disposed EA"
+Write-Output "Finished"