Implement azure artifact downloader

.gitignore

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+output

README.md

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+# Azure DevOps artifacts downloader
+
+# Getting Started
+
+## Requierements
+
+- Powershell > 5
+
+
+## Configure
+
+Edit `main.ps1` and replace all 4 first variables to contains the information
+of your repository
+
+```ps1
+$token      = 'ZW5ndXllbjpnN25h...'             # replace this
+$instance   = 'dev.azure.com/myorganization'    # replace this
+$project    = 'myproject'                       # replace this
+$branches   = 'V1.0.0.0', 'V1.0.0.1'            # replace this
+$outDir     = "$PSScriptRoot\output"            # optionnally replace the output path
+```
+
+# Execute
+
+Open a powershell terminal and run the `main.ps1`

listArtifacts.ps1

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+function ListArtifacts {
+    Param (
+        [string]$token,
+        [string]$instance,
+        [string]$project,
+        [string]$buildId
+    )
+    Process {
+        $headers = New-Object "System.Collections.Generic.Dictionary[[String],[String]]"
+        $headers.Add("Authorization", "Basic $token")
+        $headers.Add("Cookie", "VstsSession=%7B%22PersistentSessionId%22%3A%22358fb34b-2e05-46fc-9452-287c2986ac02%22%2C%22PendingAuthenticationSessionId%22%3A%2200000000-0000-0000-0000-000000000000%22%2C%22CurrentAuthenticationSessionId%22%3A%2200000000-0000-0000-0000-000000000000%22%2C%22SignInState%22%3A%7B%7D%7D")
+        $url = "https://$instance/$project/_apis/build/builds/$buildId/artifacts?api-version=7.1-preview.5"
+        $response = Invoke-RestMethod $url -Method 'GET' -Headers $headers
+        return $response
+    }
+}

listBuilds.ps1

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+function ListBuilds {
+    Param (
+        [string]$token,
+        [string]$instance,
+        [string]$project
+    )
+    Process {
+        $headers = New-Object "System.Collections.Generic.Dictionary[[String],[String]]"
+        $headers.Add("Authorization", "Basic $token")
+        $headers.Add("Cookie", "VstsSession=%7B%22PersistentSessionId%22%3A%22358fb34b-2e05-46fc-9452-287c2986ac02%22%2C%22PendingAuthenticationSessionId%22%3A%2200000000-0000-0000-0000-000000000000%22%2C%22CurrentAuthenticationSessionId%22%3A%2200000000-0000-0000-0000-000000000000%22%2C%22SignInState%22%3A%7B%7D%7D")
+        $url = "https://$instance/$project/_apis/build/builds?api-version=7.1-preview.7"
+        $response = Invoke-RestMethod $url -Method 'GET' -Headers $headers
+        return $response
+    }
+}

main.ps1

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+. './listBuilds.ps1'
+. './listArtifacts.ps1'
+
+$token      = 'token'
+$instance   = 'dev.azure.com/myorganization'
+$project    = 'myproject'
+$branches   = 'V1.0.0.0', 'V1.0.0.1'
+$outDir     = "$PSScriptRoot\output"
+
+
+
+$headers = New-Object "System.Collections.Generic.Dictionary[[String],[String]]"
+$headers.Add("Authorization", "Basic ${token}")
+
+# Remove outDir
+if (Test-Path $outDir) {
+    Remove-Item -Recurse $outDir
+}
+
+# Get the list of builds in a repo
+$builds = ListBuilds  -token $token -instance $instance -project $project
+
+ForEach ($branch in $branches) {
+    # Select only the last build for the branches you want
+    $lastBuild = $builds.value | Where-Object { $_.sourceBranch -eq "refs/heads/$branch"} | Select-Object -First 1
+
+    # Get the list of artifacts for each build
+    $listArtifacts = ListArtifacts -token $token -instance $instance -project $project -buildId $lastBuild.id
+    $artifacts = $listArtifacts.value
+
+    # Create output directory
+    $outputDir = "$outDir\$branch"
+    New-Item -Path $outDir -Name $branch -ItemType Directory
+
+    # Download the artifacts
+    ForEach ($artifact in $artifacts) {
+        $artifactName = $artifact.name
+        $outputFile = "$outputDir\$artifactName.zip"
+        Invoke-RestMethod -Uri $artifact.resource.downloadUrl -Method 'GET' -Headers $headers -OutFile $outputFile
+
+        # Unzip
+        Expand-Archive $outputFile -DestinationPath $outputDir
+    }
+}