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win_get_url re-download file only if modified

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Tal Auslander 2015-06-08 14:45:20 +03:00 • committed by Matt Clay
parent 852c232b2d
commit 26a54897a2
1 changed files with 31 additions and 7 deletions
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38
lib/ansible/modules/windows/win_get_url.ps1
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@ -1,7 +1,7 @@
#!powershell #!powershell
# This file is part of Ansible. # This file is part of Ansible.
# #
# Copyright 2014, Paul Durivage <paul.durivage@rackspace.com> # (c)) 2015, Paul Durivage <paul.durivage@rackspace.com>, Tal Auslander <tal@cloudshare.com>
# #
# Ansible is free software: you can redistribute it and/or modify # Ansible is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by # it under the terms of the GNU General Public License as published by
@ -40,14 +40,38 @@ Else {
Fail-Json $result "missing required argument: dest" Fail-Json $result "missing required argument: dest"
} }
$client = New-Object System.Net.WebClient If (-not (Test-Path $dest)) {
$client = New-Object System.Net.WebClient
Try { Try {
$client.DownloadFile($url, $dest) $client.DownloadFile($url, $dest)
$result.changed = $true $result.changed = $true
}
Catch {
Fail-Json $result "Error downloading $url to $dest"
}
} }
Catch { Else {
Fail-Json $result "Error downloading $url to $dest" Try {
$webRequest = [System.Net.HttpWebRequest]::Create($url)
$webRequest.IfModifiedSince = ([System.IO.FileInfo]$dest).LastWriteTime
$webRequest.Method = "GET"
[System.Net.HttpWebResponse]$webResponse = $webRequest.GetResponse()
$stream = New-Object System.IO.StreamReader($response.GetResponseStream())
$stream.ReadToEnd() | Set-Content -Path $dest -Force
$result.changed = $true
}
Catch [System.Net.WebException] {
If ($_.Exception.Response.StatusCode -ne [System.Net.HttpStatusCode]::NotModified) {
Fail-Json $result "Error downloading $url to $dest"
}
}
Catch {
Fail-Json $result "Error downloading $url to $dest"
}
} }
Set-Attr $result.win_get_url "url" $url Set-Attr $result.win_get_url "url" $url