Method: Chef::Provider::Git#define_resource_requirements

Defined in:
lib/chef/provider/git.rb

#define_resource_requirements ⇒ Object 



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# File 'lib/chef/provider/git.rb', line 43

def define_resource_requirements
  unless new_resource.user.nil?
    requirements.assert(:all_actions) do |a|
      a.assertion do

        get_homedir(new_resource.user)
      rescue ArgumentError
        false

      end
      a.whyrun("User #{new_resource.user} does not exist, this run will fail unless it has been previously created. Assuming it would have been created.")
      a.failure_message(Chef::Exceptions::User, "#{new_resource.user} required by resource #{new_resource.name} does not exist")
    end
  end

  # Parent directory of the target must exist.
  requirements.assert(:checkout, :sync) do |a|
    dirname = ::File.dirname(cwd)
    a.assertion { ::TargetIO::File.directory?(dirname) }
    a.whyrun("Directory #{dirname} does not exist, this run will fail unless it has been previously created. Assuming it would have been created.")
    a.failure_message(Chef::Exceptions::MissingParentDirectory,
                      "Cannot clone #{new_resource} to #{cwd}, the enclosing directory #{dirname} does not exist")
  end

  requirements.assert(:all_actions) do |a|
    a.assertion { !(new_resource.revision =~ %r{^origin/}) }
    a.failure_message Chef::Exceptions::InvalidRemoteGitReference,
      "Deploying remote branches is not supported. " +
        "Specify the remote branch as a local branch for " +
        "the git repository you're deploying from " +
        "(ie: '#{new_resource.revision.gsub("origin/", "")}' rather than '#{new_resource.revision}')."
  end

  requirements.assert(:all_actions) do |a|
    # this can't be recovered from in why-run mode, because nothing that
    # we do in the course of a run is likely to create a valid target_revision
    # if we can't resolve it up front.
    a.assertion { !target_revision.nil? }
    a.failure_message Chef::Exceptions::UnresolvableGitReference,
      "Unable to parse SHA reference for '#{new_resource.revision}' in repository '#{new_resource.repository}'. " +
        "Verify your (case-sensitive) repository URL and revision.\n" +
        "`git ls-remote '#{new_resource.repository}' '#{rev_search_pattern}'` output: #{@resolved_reference}"
  end
end