vagrant/plugins/providers/hyperv/driver.rb

110 lines
3.0 KiB
Ruby

require "json"
require "vagrant/util/powershell"
require_relative "plugin"
module VagrantPlugins
module HyperV
class Driver
ERROR_REGEXP = /===Begin-Error===(.+?)===End-Error===/m
OUTPUT_REGEXP = /===Begin-Output===(.+?)===End-Output===/m
attr_reader :vmid
def initialize(id=nil)
@vmid = id
@output = nil
end
def execute(path, options)
r = execute_powershell(path, options)
if r.exit_code != 0
raise Errors::PowerShellError,
script: path,
stderr: r.stderr
end
# We only want unix-style line endings within Vagrant
r.stdout.gsub!("\r\n", "\n")
r.stderr.gsub!("\r\n", "\n")
error_match = ERROR_REGEXP.match(r.stdout)
output_match = OUTPUT_REGEXP.match(r.stdout)
if error_match
data = JSON.parse(error_match[1])
# We have some error data.
raise Errors::PowerShellError,
script: path,
stderr: data["error"]
end
# Nothing
return nil if !output_match
return JSON.parse(output_match[1])
end
protected
def json_output
return @json_output if @json_output
json_success_begin = false
json_error_begin = false
success = []
error = []
@output.split("\n").each do |line|
json_error_begin = false if line.include?("===End-Error===")
json_success_begin = false if line.include?("===End-Output===")
message = ""
if json_error_begin || json_success_begin
message = line.gsub("\\'","\"")
end
success << message if json_success_begin
error << message if json_error_begin
json_success_begin = true if line.include?("===Begin-Output===")
json_error_begin = true if line.include?("===Begin-Error===")
end
@json_output = { :success => success, :error => error }
end
def success?
@error_messages.empty? && json_output[:error].empty?
end
def process_output(type, data)
if type == :stdout
@output = data.gsub("\r\n", "\n")
end
if type == :stdin
# $stdin.gets.chomp || ""
end
if type == :stderr
@error_messages = data.gsub("\r\n", "\n")
end
end
def clear_output_buffer
@output = ""
@error_messages = ""
@json_output = nil
end
def execute_powershell(path, options, &block)
lib_path = Pathname.new(File.expand_path("../scripts", __FILE__))
path = lib_path.join(path).to_s.gsub("/", "\\")
options = options || {}
ps_options = []
options.each do |key, value|
ps_options << "-#{key}"
ps_options << "'#{value}'"
end
clear_output_buffer
opts = { notify: [:stdout, :stderr, :stdin] }
Vagrant::Util::PowerShell.execute(path, *ps_options, **opts, &block)
end
end
end
end