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utility.rb
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utility.rb
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#-------------------------------------------------------------------------
# Copyright 2013 Microsoft Open Technologies, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#--------------------------------------------------------------------------
require 'ipaddr'
if RUBY_VERSION.to_f < 2.0
begin
require 'Win32/Console/ANSI' if RUBY_PLATFORM =~ /win32|mingw32/
rescue LoadError
puts 'WARNING: Output will look weird on Windows unless'\
' you install the "win32console" gem.'
end
end
module Azure
module Error
# Azure Error
class Error < Azure::Core::Error
attr_reader :description
attr_reader :status_code
attr_reader :type
def initialize(type, status, description)
@type = type
@status_code = status
@description = description
super("#{type} (#{status_code}): #{description}")
end
end
end
module Core
module Utility
def random_string(str = 'azure', no_of_char = 5)
str + (0...no_of_char).map { ('a'..'z').to_a[rand(26)] }.join
end
def xml_content(xml, key, default = '')
content = default
node = xml.at_css(key)
content = node.text if node
content
end
def locate_file(name)
if File.exist? name
name
elsif File.exist?(File.join(ENV['HOME'], name))
File.join(ENV['HOME'], name)
else
Azure::Loggerx.error_with_exit "Unable to find #{name} file "
end
end
def export_der(cert, key, pass = nil, name = nil)
pkcs12 = OpenSSL::PKCS12.create(pass, name, key, cert)
Base64.encode64(pkcs12.to_der)
rescue Exception => e
puts e.message
abort
end
def export_fingerprint(certificate)
Digest::SHA1.hexdigest(certificate.to_der)
end
def enable_winrm?(winrm_transport)
(!winrm_transport.nil? && (winrm_transport.select { |x| x.downcase == 'http' || x.downcase == 'https' }.size > 0))
end
def get_certificate(private_key_file)
rsa = OpenSSL::PKey.read File.read(private_key_file)
cert = OpenSSL::X509::Certificate.new
cert.version = 2
cert.serial = 0
name = OpenSSL::X509::Name.new([['CN', 'Azure Management Certificate']])
cert.subject = cert.issuer = name
cert.not_before = Time.now
cert.not_after = cert.not_before + (60*60*24*365)
cert.public_key = rsa.public_key
cert.sign(rsa, OpenSSL::Digest::SHA1.new)
cert
end
def initialize_external_logger(logger)
Loggerx.initialize_external_logger(logger)
end
end
# Logger
module Logger
class << self
attr_accessor :logger
def info(msg)
if logger.nil?
puts msg.bold.white
else
logger.info(msg)
end
end
def error_with_exit(msg)
if logger.nil?
puts msg.bold.red
else
logger.error(msg)
end
raise msg.bold.red
end
def warn(msg)
if logger.nil?
puts msg.yellow
else
logger.warn(msg)
end
msg
end
def error(msg)
if logger.nil?
puts msg.bold.red
else
logger.error(msg)
end
msg
end
def exception_message(msg)
if logger.nil?
puts msg.bold.red
else
logger.warn(msg)
end
raise msg.bold.red
end
def success(msg)
msg_with_new_line = msg + "\n"
if logger.nil?
print msg_with_new_line.green
else
logger.info(msg)
end
end
def initialize_external_logger(logger)
@logger = logger
end
end
end
end
end
class String
{ reset: 0,
bold: 1,
dark: 2,
underline: 4,
blink: 5,
orange: 6,
negative: 7,
black: 30,
red: 31,
green: 32,
yellow: 33,
blue: 34,
magenta: 35,
cyan: 36,
white: 37,
}.each do |key, value|
define_method key do
"\e[#{value}m" + self + "\e[0m"
end
end
end
# Code validate private/public IP acceptable ranges.
class IPAddr
PRIVATE_RANGES = [
IPAddr.new('10.0.0.0/8'),
IPAddr.new('172.16.0.0/12'),
IPAddr.new('192.168.0.0/16')
]
def private?
return false unless self.ipv4?
PRIVATE_RANGES.each do |ipr|
return true if ipr.include?(self)
end
false
end
def public?
!private?
end
class << self
def validate_ip_and_prefix(ip, cidr)
if cidr.to_s.empty?
raise "Cidr is missing for IP '#{ip}'."
elsif valid?(ip)
raise "Ip address '#{ip}' is invalid."
elsif !IPAddr.new(ip).private?
raise "Ip Address #{ip} must be private."
end
end
def validate_address_space(ip)
if ip.split('/').size != 2
raise "Cidr is invalid for IP #{ip}."
elsif valid?(ip)
raise "Address space '#{ip}' is invalid."
end
end
def address_prefix(ip, cidr)
ip + '/' + cidr.to_s
end
def valid?(ip)
(IPAddr.new(ip) rescue nil).nil?
end
end
end
Azure::Loggerx = Azure::Core::Logger