Top Level Namespace

Defined Under Namespace

Modules: ChefPowerShellModule, FFI Classes: Chef, ChefPowerShell, String

Constant Summary collapse

REQUIRED_DLLS =

Required DLL files that must be present in chefembeddedbin

[
  "vcruntime140.dll",
  "vcruntime140_1.dll",
  "ijwhost.dll",
  "msvcp140.dll",
].freeze

Instance Method Summary collapse

Instance Method Details

#file_needs_update?(source, dest) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'ext/chef-powershell/extconf.rb', line 81

def file_needs_update?(source, dest)
  return true unless File.exist?(dest)

  # Compare file sizes and modification times
  source_stat = File.stat(source)
  dest_stat = File.stat(dest)

  # Update if sizes differ or source is newer
  source_stat.size != dest_stat.size || source_stat.mtime > dest_stat.mtime
end

#find_chef_embedded_bin ⇒ Object 



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# File 'ext/chef-powershell/extconf.rb', line 45

def find_chef_embedded_bin
  # Use RbConfig to find the embedded bin directory
  # This works because Chef installs gems into its embedded Ruby
  embedded_bin_path = RbConfig::CONFIG["bindir"]

  # Verify the path exists and normalize it
  if embedded_bin_path && File.directory?(embedded_bin_path)
    return embedded_bin_path.tr("\\", "/")
  end

  nil
end

#find_source_dlls ⇒ Object 



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# File 'ext/chef-powershell/extconf.rb', line 58

def find_source_dlls
  # Look for DLLs in the gem's bin directory structure
  # They should be in bin/ruby_bin_folder/<ARCH>/
  gem_bin_dir = File.expand_path("../../bin", __dir__)
  arch = ENV["PROCESSOR_ARCHITECTURE"] || "AMD64"

  possible_locations = [
    File.join(gem_bin_dir, "ruby_bin_folder", arch),
    gem_bin_dir,
  ]

  possible_locations.each do |location|
    if File.directory?(location)
      # Check if at least one required DLL exists here
      if REQUIRED_DLLS.any? { |dll| File.exist?(File.join(location, dll)) }
        return location
      end
    end
  end

  nil
end

#install_dlls ⇒ Object 



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# File 'ext/chef-powershell/extconf.rb', line 92

def install_dlls
  log "Checking for required PowerShell DLL files..."

  # Find the Chef embedded bin directory
  target_dir = find_chef_embedded_bin

  unless target_dir
    log "WARNING: Could not locate Chef embedded bin directory."
    log "DLL files will not be installed automatically."
    log "If you are using Chef, please ensure the following DLLs are in chef/embedded/bin:"
    REQUIRED_DLLS.each { |dll| log "  - #{dll}" }
    return
  end

  log "Found Chef embedded bin directory: #{target_dir}"

  # Find source DLLs
  source_dir = find_source_dlls

  unless source_dir
    arch = ENV["PROCESSOR_ARCHITECTURE"] || "AMD64"
    log "WARNING: Could not locate source DLL files in gem installation."
    log "Expected location: bin/ruby_bin_folder/#{arch}/"
    log "DLL files will not be installed."
    return
  end

  log "Found source DLLs in: #{source_dir}"

  # Copy each required DLL if present and needs updating
  installed = []
  updated = []
  missing = []
  skipped = []

  REQUIRED_DLLS.each do |dll|
    source_file = File.join(source_dir, dll)
    dest_file = File.join(target_dir, dll)

    unless File.exist?(source_file)
      missing << dll
      next
    end

    begin
      if File.exist?(dest_file)
        if file_needs_update?(source_file, dest_file)
          FileUtils.cp(source_file, dest_file, preserve: true)
          updated << dll
          log "Updated: #{dll}"
        else
          skipped << dll
        end
      else
        FileUtils.cp(source_file, dest_file, preserve: true)
        installed << dll
        log "Installed: #{dll}"
      end
    rescue => e
      log "ERROR: Failed to copy #{dll}: #{e.message}"
    end
  end

  # Summary
  log "Installation complete:"
  log "  - Newly installed: #{installed.length}" unless installed.empty?
  log "  - Updated: #{updated.length}" unless updated.empty?
  log "  - Already up-to-date: #{skipped.length}" unless skipped.empty?
  log "  - Missing from source: #{missing.length}" unless missing.empty?

  if missing.any?
    log "WARNING: The following DLL files were not found in the gem:"
    missing.each { |dll| log "  - #{dll}" }
  end
end

#log(message) ⇒ Object 



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# File 'ext/chef-powershell/extconf.rb', line 41

def log(message)
  puts "[chef-powershell] #{message}"
end