PowerShell Google Cloud Storage: Copy File (Object) to another Bucket

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Copies a fie (also known as an object) to another Google Cloud Storage bucket. This example copies the file "starfish.jpg" from the "chilkat-test" bucket to the "chilkat-images" bucket. In Google Cloud Storage, moving a file to a new bucket is a 2-step operation: First copy the file, then delete the original.

Documentation: https://cloud.google.com/storage/docs/renaming-copying-moving-objects

CURL Command

curl -X POST https://www.googleapis.com/storage/v1/b/chilkat-bucket/o/starfish.jpg/rewriteTo/b/chilkat-images/o/starfish.jpg?project=MY_CLOUD_STORAGE_PROJECT \
    --header "Authorization: Bearer CLOUD_STORAGE_TOKEN"

PowerShell Example

[Reflection.Assembly]::LoadFile("C:\myAssemblies\ChilkatDotNet47.dll")

$rest = New-Object Chilkat.Rest

#  URL: https://www.googleapis.com/storage/v1/b/chilkat-bucket/o/starfish.jpg/rewriteTo/b/chilkat-images/o/starfish.jpg?project=MY_CLOUD_STORAGE_PROJECT
$bTls = $true
$port = 443
$bAutoReconnect = $true
$success = $rest.Connect("www.googleapis.com",$port,$bTls,$bAutoReconnect)
if ($success -ne $true) {
    $("ConnectFailReason: " + $rest.ConnectFailReason)
    $($rest.LastErrorText)
    exit
}

$rest.AddHeader("Authorization","Bearer CLOUD_STORAGE_TOKEN")

$sbResponseBody = New-Object Chilkat.StringBuilder
$success = $rest.FullRequestNoBodySb("POST","/storage/v1/b/chilkat-bucket/o/starfish.jpg/rewriteTo/b/chilkat-images/o/starfish.jpg?project=MY_CLOUD_STORAGE_PROJECT",$sbResponseBody)
if ($success -ne $true) {
    $($rest.LastErrorText)
    exit
}

$respStatusCode = $rest.ResponseStatusCode
if ($respStatusCode -ge 400) {
    $("Response Status Code = " + $respStatusCode)
    $("Response Header:")
    $($rest.ResponseHeader)
    $("Response Body:")
    $($sbResponseBody.GetAsString())
    exit
}

$jsonResponse = New-Object Chilkat.JsonObject
$jsonResponse.LoadSb($sbResponseBody)

#  See the Online Tool for Generating JSON Parse Code

$kind = $jsonResponse.StringOf("kind")
$totalBytesRewritten = $jsonResponse.StringOf("totalBytesRewritten")
$objectSize = $jsonResponse.StringOf("objectSize")
$done = $jsonResponse.BoolOf("done")
$resourceKind = $jsonResponse.StringOf("resource.kind")
$resourceId = $jsonResponse.StringOf("resource.id")
$resourceSelfLink = $jsonResponse.StringOf("resource.selfLink")
$resourceName = $jsonResponse.StringOf("resource.name")
$resourceBucket = $jsonResponse.StringOf("resource.bucket")
$resourceGeneration = $jsonResponse.StringOf("resource.generation")
$resourceMetageneration = $jsonResponse.StringOf("resource.metageneration")
$resourceContentType = $jsonResponse.StringOf("resource.contentType")
$resourceTimeCreated = $jsonResponse.StringOf("resource.timeCreated")
$resourceUpdated = $jsonResponse.StringOf("resource.updated")
$resourceStorageClass = $jsonResponse.StringOf("resource.storageClass")
$resourceTimeStorageClassUpdated = $jsonResponse.StringOf("resource.timeStorageClassUpdated")
$resourceSize = $jsonResponse.StringOf("resource.size")
$resourceMd5Hash = $jsonResponse.StringOf("resource.md5Hash")
$resourceMediaLink = $jsonResponse.StringOf("resource.mediaLink")
$resourceCrc32c = $jsonResponse.StringOf("resource.crc32c")
$resourceEtag = $jsonResponse.StringOf("resource.etag")

Sample JSON Response Body

{
  "kind": "storage#rewriteResponse",
  "totalBytesRewritten": "6229",
  "objectSize": "6229",
  "done": true,
  "resource": {
    "kind": "storage#object",
    "id": "chilkat-images/starfish.jpg/1540298057547474",
    "selfLink": "https://www.googleapis.com/storage/v1/b/chilkat-images/o/starfish.jpg",
    "name": "starfish.jpg",
    "bucket": "chilkat-images",
    "generation": "1540298057547474",
    "metageneration": "1",
    "contentType": "image/jpeg",
    "timeCreated": "2018-10-23T12:34:17.547Z",
    "updated": "2018-10-23T12:34:17.547Z",
    "storageClass": "MULTI_REGIONAL",
    "timeStorageClassUpdated": "2018-10-23T12:34:17.547Z",
    "size": "6229",
    "md5Hash": "LpxZ2/JmI2fcl9/dqF2gSA==",
    "mediaLink": "https://www.googleapis.com/download/storage/v1/b/chilkat-images/o/starfish.jpg?generation=1540298057547474&alt=media",
    "crc32c": "9RjgwQ==",
    "etag": "CNL9xbTJnN4CEAE="
  }
}