Hello, Thanks for getting back to me. I think I forgot to mention, I am using this: http://forge.puppetlabs.com/joshcooper/powershell Does this "change" how the onlyif parameter interprets what it is provided? Thanks
Gary On Tuesday, April 16, 2013 3:54:19 PM UTC+1, jcbollinger wrote: > > > On Monday, April 15, 2013 9:14:21 AM UTC-5, Gary Park wrote: >> >> Hello, >> >> I am in the process of "trying out" Puppet, and so far, it is going >> really well, and I can see a clear line of how we can use it internally. >> >> I do have one question though with regard to the using the onlyif >> parameter of the exec command (as per here >> http://docs.puppetlabs.com/references/latest/type.html#exec). >> >> Ideally, what I would like to do is to only run a PowerShell exec >> command, if a web page doesn't currently exist on the server (i.e. the >> PowerShell script is responsible for deploying the Web Pages (into >> SharePoint in this case) and I only want to run this step, if these pages >> don't already exist. To that end, I have done something like this: >> >> onlyif => '$webRequest = [System.Net.WebRequest]::Create(" >> http://some-url.test.aspx";); $webRequest.UseDefaultCredentials = $true; >> try { if([int]$webRequest.GetResponse().StatusCode -eq "200") { exit 0; } >> else { exit 1; } } catch [System.Net.WebException] { exit 1; }' >> >> Which, at the command line, has the correct result. However, when I try >> to run this, I get an error saying that $webRequest is not recognised. >> > > > Puppet invokes the specified command directly, not via the [standard | > Power] shell, so whether that works at the (some) command line is > irrelevant. > > > >> >> Which leads me to think that using variables within the onlyif is not >> supported. Is that correct? If so, what is the best approach for doing >> this, or am I going up the wrong path? >> >> > > No, that's not correct. I suppose you expect '$webRequest' to be > meaningful to (and the whole command sequence to be executed by) > PowerShell, but you haven't told Puppet to run it via PowerShell. Instead, > you've told Puppet to execute a command named literally '$webRequest'. > Refer to the docs on the Exec type's "windows" provider for information and > examples of how to make this sort of thing work: > docs.puppetlabs.com/references/3.1.latest/type.html#exec . What they say > about the 'command' parameter applies equally to 'onlyif'. > > > John > > -- You received this message because you are subscribed to the Google Groups "Puppet Users" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/puppet-users?hl=en. For more options, visit https://groups.google.com/groups/opt_out.
