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Introduce module

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This commit is contained in:
Artur Beljajev 2019-09-09 16:14:20 +03:00
parent 7dc533d10c
commit fa73a0aacd
10 changed files with 1089 additions and 1110 deletions
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410
app/controllers/epp/base_controller.rb Normal file
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module Epp
class BaseController < ApplicationController
layout false
skip_before_action :verify_authenticity_token
before_action :ensure_session_id_passed
before_action :generate_svtrid
before_action :latin_only
before_action :validate_against_schema
before_action :validate_request
before_action :update_epp_session, if: 'signed_in?'
around_action :catch_epp_errors
helper_method :current_user
helper_method :resource
def validate_against_schema
return if ['hello', 'error', 'keyrelay'].include?(params[:action])
schema.validate(params[:nokogiri_frame]).each do |error|
epp_errors << {
code: 2001,
msg: error
}
end
handle_errors and return if epp_errors.any?
end
def catch_epp_errors
err = catch(:epp_error) do
yield
nil
end
return unless err
@errors = [err]
handle_errors
end
rescue_from StandardError do |e|
@errors ||= []
if e.class == CanCan::AccessDenied
if @errors.blank?
@errors = [{
msg: t('errors.messages.epp_authorization_error'),
code: '2201'
}]
end
else
if @errors.blank?
@errors = [{
msg: 'Internal error.',
code: '2400'
}]
end
if Rails.env.test? || Rails.env.development?
puts e.backtrace.reverse.join("\n")
puts "\n BACKTRACE REVERSED!\n"
puts "\n FROM-EPP-RESCUE: #{e.message}\n\n\n"
else
logger.error "FROM-EPP-RESCUE: #{e.message}"
logger.error e.backtrace.join("\n")
end
end
render_epp_response '/epp/error'
end
def schema
EPP_ALL_SCHEMA
end
def generate_svtrid
@svTRID = "ccReg-#{format('%010d', rand(10 ** 10))}"
end
def params_hash # TODO: THIS IS DEPRECATED AND WILL BE REMOVED IN FUTURE
@params_hash ||= Hash.from_xml(params[:frame]).with_indifferent_access
end
def epp_session
EppSession.find_by(session_id: epp_session_id)
end
def current_user
return unless signed_in?
epp_session.user
end
# ERROR + RESPONSE HANDLING
def epp_errors
@errors ||= []
end
def handle_errors(obj = nil)
@errors ||= []
if obj
obj.construct_epp_errors
@errors += obj.errors[:epp_errors]
end
if params[:parsed_frame].at_css('update')
@errors.each_with_index do |errors, index|
if errors[:code] == '2304' &&
errors[:value].present? &&
errors[:value][:val] == DomainStatus::SERVER_DELETE_PROHIBITED &&
errors[:value][:obj] == 'status'
@errors[index][:value][:val] = DomainStatus::PENDING_UPDATE
end
end
end
# for debugging
if @errors.blank?
@errors << {
code: '1',
msg: 'handle_errors was executed when there were actually no errors'
}
end
@errors.uniq!
logger.error "\nFOLLOWING ERRORS OCCURRED ON EPP QUERY:"
logger.error @errors.inspect
logger.error "\n"
render_epp_response '/epp/error'
end
def render_epp_response(*args)
@response = render_to_string(*args)
render xml: @response
write_to_epp_log
end
# VALIDATION
def latin_only
return true if params['frame'].blank?
if params['frame'].match?(/\A[\p{Latin}\p{Z}\p{P}\p{S}\p{Cc}\p{Cf}\w_\'\+\-\.\(\)\/]*\Z/i)
return true
end
epp_errors << {
msg: 'Parameter value policy error. Allowed only Latin characters.',
code: '2306'
}
handle_errors and return false
end
# VALIDATION
def validate_request
validation_method = "validate_#{params[:action]}"
return unless respond_to?(validation_method, true)
send(validation_method)
# validate legal document's type here because it may be in most of the requests
@prefix = nil
if element_count('extdata > legalDocument').positive?
requires_attribute('extdata > legalDocument', 'type', values: LegalDocument::TYPES, policy: true)
end
handle_errors and return if epp_errors.any?
end
# let's follow grape's validations: https://github.com/intridea/grape/#parameter-validation-and-coercion
# Adds error to epp_errors if element is missing or blank
# Returns last element of selectors if it exists
#
# requires 'transfer'
#
# TODO: Add possibility to pass validations / options in the method
def requires(*selectors)
options = selectors.extract_options!
allow_blank = options[:allow_blank] ||= false # allow_blank is false by default
el, missing = nil, nil
selectors.each do |selector|
full_selector = [@prefix, selector].compact.join(' ')
attr = selector.split('>').last.strip.underscore
el = params[:parsed_frame].css(full_selector).first
if allow_blank
missing = el.nil?
else
missing = el.present? ? el.text.blank? : true
end
epp_errors << {
code: '2003',
msg: I18n.t('errors.messages.required_parameter_missing', key: "#{full_selector} [#{attr}]")
} if missing
end
missing ? false : el # return last selector if it was present
end
# Adds error to epp_errors if element or attribute is missing or attribute attribute is not one
# of the values
#
# requires_attribute 'transfer', 'op', values: %(approve, query, reject)
def requires_attribute(element_selector, attribute_selector, options)
element = requires(element_selector, allow_blank: options[:allow_blank])
return unless element
attribute = element[attribute_selector]
unless attribute
epp_errors << {
code: '2003',
msg: I18n.t('errors.messages.required_parameter_missing', key: attribute_selector)
}
return
end
return if options[:values].include?(attribute)
if options[:policy]
epp_errors << {
code: '2306',
msg: I18n.t('attribute_is_invalid', attribute: attribute_selector)
}
else
epp_errors << {
code: '2004',
msg: I18n.t('parameter_value_range_error', key: attribute_selector)
}
end
end
def optional_attribute(element_selector, attribute_selector, options)
full_selector = [@prefix, element_selector].compact.join(' ')
element = params[:parsed_frame].css(full_selector).first
return unless element
attribute = element[attribute_selector]
return if (attribute && options[:values].include?(attribute)) || !attribute
epp_errors << {
code: '2306',
msg: I18n.t('attribute_is_invalid', attribute: attribute_selector)
}
end
def exactly_one_of(*selectors)
full_selectors = create_full_selectors(*selectors)
return if element_count(*full_selectors, use_prefix: false) == 1
epp_errors << {
code: '2306',
msg: I18n.t(:exactly_one_parameter_required, params: full_selectors.join(' OR '))
}
end
def mutually_exclusive(*selectors)
full_selectors = create_full_selectors(*selectors)
return if element_count(*full_selectors, use_prefix: false) <= 1
epp_errors << {
code: '2306',
msg: I18n.t(:mutally_exclusive_params, params: full_selectors.join(', '))
}
end
def optional(selector, *validations)
full_selector = [@prefix, selector].compact.join(' ')
el = params[:parsed_frame].css(full_selector).first
return unless el&.text.present?
value = el.text
validations.each do |x|
validator = "#{x.first[0]}_validator".camelize.constantize
err = validator.validate_epp(selector.split(' ').last, value)
epp_errors << err if err
end
end
# Returns how many elements were present in the request
# if use_prefix is true, @prefix will be prepended to selectors e.g create > create > name
# default is true
#
# @prefix = 'create > create >'
# element_count 'name', 'registrar', use_prefix: false
# => 2
def element_count(*selectors)
options = selectors.extract_options!
use_prefix = options[:use_prefix] != false # use_prefix is true by default
present_count = 0
selectors.each do |selector|
full_selector = use_prefix ? [@prefix, selector].compact.join(' ') : selector
el = params[:parsed_frame].css(full_selector).first
present_count += 1 if el && el.text.present?
end
present_count
end
def create_full_selectors(*selectors)
selectors.map { |x| [@prefix, x].compact.join(' ') }
end
def xml_attrs_present?(ph, attributes) # TODO: THIS IS DEPRECATED AND WILL BE REMOVED IN FUTURE
attributes.each do |x|
epp_errors << {
code: '2003',
msg: I18n.t('errors.messages.required_parameter_missing', key: x.last)
} unless has_attribute(ph, x)
end
epp_errors.empty?
end
def has_attribute(ph, path) # TODO: THIS IS DEPRECATED AND WILL BE REMOVED IN FUTURE
path.reduce(ph) do |location, key|
location.respond_to?(:keys) ? location[key] : nil
end
end
def write_to_epp_log
request_command = params[:command] || params[:action] # error receives :command, other methods receive :action
frame = params[:raw_frame] || params[:frame]
# filter pw
if request_command == 'login' && frame.present?
frame.gsub!(/pw>.+<\//, 'pw>[FILTERED]</')
end
trimmed_request = frame.gsub(/<eis:legalDocument([^>]+)>([^<])+<\/eis:legalDocument>/, "<eis:legalDocument>[FILTERED]</eis:legalDocument>") if frame.present?
ApiLog::EppLog.create({
request: trimmed_request,
request_command: request_command,
request_successful: epp_errors.empty?,
request_object: resource ? "#{params[:epp_object_type]}: #{resource.class} - #{resource.id} - #{resource.name}" : params[:epp_object_type],
response: @response,
api_user_name: @api_user.try(:username) || current_user.try(:username) || 'api-public',
api_user_registrar: @api_user.try(:registrar).try(:to_s) || current_user.try(:registrar).try(:to_s),
ip: request.ip,
uuid: request.uuid
})
end
def resource
name = self.class.to_s.sub("Epp::", "").sub("Controller", "").underscore.singularize
instance_variable_get("@#{name}")
end
private
def signed_in?
epp_session
end
def epp_session_id
cookies[:session] # Passed by mod_epp https://github.com/mod-epp/mod-epp#requestscript-interface
end
def ensure_session_id_passed
raise 'EPP session id is empty' unless epp_session_id.present?
end
def update_epp_session
iptables_counter_update
if session_timeout_reached?
@api_user = current_user # cache current_user for logging
epp_session.destroy
epp_errors << {
msg: t('session_timeout'),
code: '2201'
}
handle_errors and return
else
epp_session.update_column(:updated_at, Time.zone.now)
end
end
def session_timeout_reached?
timeout = 5.minutes
epp_session.updated_at < (Time.zone.now - timeout)
end
def iptables_counter_update
return if ENV['iptables_counter_enabled'].blank? && ENV['iptables_counter_enabled'] != 'true'
return if current_user.blank?
counter_update(current_user.registrar_code, ENV['iptables_server_ip'])
end
def counter_update(registrar_code, ip)
counter_proc = "/proc/net/xt_recent/#{registrar_code}"
begin
File.open(counter_proc, 'a') do |f|
f.puts "+#{ip}"
end
rescue Errno::ENOENT => e
logger.error "IPTABLES COUNTER UPDATE: cannot open #{counter_proc}: #{e}"
rescue Errno::EACCES => e
logger.error "IPTABLES COUNTER UPDATE: no permission #{counter_proc}: #{e}"
rescue IOError => e
logger.error "IPTABLES COUNTER UPDATE: cannot write #{ip} to #{counter_proc}: #{e}"
end
end
end
end

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app/controllers/epp/contacts_controller.rb
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@ -1,210 +1,212 @@
class Epp::ContactsController < EppController
before_action :find_contact, only: [:info, :update, :delete]
before_action :find_password, only: [:info, :update, :delete]
helper_method :address_processing?
module Epp
class ContactsController < BaseController
before_action :find_contact, only: [:info, :update, :delete]
before_action :find_password, only: [:info, :update, :delete]
helper_method :address_processing?
def info
authorize! :info, @contact, @password
render_epp_response 'epp/contacts/info'
end
def info
authorize! :info, @contact, @password
render_epp_response 'epp/contacts/info'
end
def check
authorize! :check, Epp::Contact
def check
authorize! :check, Epp::Contact
ids = params[:parsed_frame].css('id').map(&:text)
@results = Epp::Contact.check_availability(ids)
render_epp_response '/epp/contacts/check'
end
ids = params[:parsed_frame].css('id').map(&:text)
@results = Epp::Contact.check_availability(ids)
render_epp_response '/epp/contacts/check'
end
def create
authorize! :create, Epp::Contact
frame = params[:parsed_frame]
@contact = Epp::Contact.new(frame, current_user.registrar)
def create
authorize! :create, Epp::Contact
frame = params[:parsed_frame]
@contact = Epp::Contact.new(frame, current_user.registrar)
@contact.add_legal_file_to_new(frame)
@contact.generate_code
@contact.add_legal_file_to_new(frame)
@contact.generate_code
if @contact.save
if !address_processing? && address_given?
@response_code = 1100
@response_description = t('epp.contacts.completed_without_address')
if @contact.save
if !address_processing? && address_given?
@response_code = 1100
@response_description = t('epp.contacts.completed_without_address')
else
@response_code = 1000
@response_description = t('epp.contacts.completed')
end
render_epp_response '/epp/contacts/save'
else
@response_code = 1000
@response_description = t('epp.contacts.completed')
handle_errors(@contact)
end
end
def update
authorize! :update, @contact, @password
frame = params[:parsed_frame]
if @contact.update_attributes(frame, current_user)
if !address_processing? && address_given?
@response_code = 1100
@response_description = t('epp.contacts.completed_without_address')
else
@response_code = 1000
@response_description = t('epp.contacts.completed')
end
render_epp_response 'epp/contacts/save'
else
handle_errors(@contact)
end
end
def delete
authorize! :delete, @contact, @password
if @contact.destroy_and_clean(params[:parsed_frame])
render_epp_response '/epp/contacts/delete'
else
handle_errors(@contact)
end
end
def renew
authorize! :renew, Epp::Contact
epp_errors << { code: '2101', msg: t(:'errors.messages.unimplemented_command') }
handle_errors
end
private
def find_password
@password = params[:parsed_frame].css('authInfo pw').text
end
def find_contact
code = params[:parsed_frame].css('id').text.strip.upcase
@contact = Epp::Contact.find_by_epp_code(code)
if @contact.blank?
epp_errors << {
code: '2303',
msg: t('errors.messages.epp_obj_does_not_exist'),
value: { obj: 'id', val: code }
}
fail CanCan::AccessDenied
end
@contact
end
#
# Validations
#
def validate_info
@prefix = 'info > info >'
requires 'id'
end
def validate_check
@prefix = 'check > check >'
requires 'id'
end
def validate_create
@prefix = 'create > create >'
required_attributes = [
'postalInfo > name',
'voice',
'email'
]
address_attributes = [
'postalInfo > addr > street',
'postalInfo > addr > city',
'postalInfo > addr > pc',
'postalInfo > addr > cc',
]
required_attributes.concat(address_attributes) if address_processing?
requires(*required_attributes)
ident = params[:parsed_frame].css('ident')
if ident.present? && ident.attr('type').blank?
epp_errors << {
code: '2003',
msg: I18n.t('errors.messages.required_ident_attribute_missing', key: 'type')
}
end
render_epp_response '/epp/contacts/save'
else
handle_errors(@contact)
end
end
def update
authorize! :update, @contact, @password
frame = params[:parsed_frame]
if @contact.update_attributes(frame, current_user)
if !address_processing? && address_given?
@response_code = 1100
@response_description = t('epp.contacts.completed_without_address')
else
@response_code = 1000
@response_description = t('epp.contacts.completed')
if ident.present? && ident.text != 'birthday' && ident.attr('cc').blank?
epp_errors << {
code: '2003',
msg: I18n.t('errors.messages.required_ident_attribute_missing', key: 'cc')
}
end
render_epp_response 'epp/contacts/save'
else
handle_errors(@contact)
end
end
def delete
authorize! :delete, @contact, @password
if @contact.destroy_and_clean(params[:parsed_frame])
render_epp_response '/epp/contacts/delete'
else
handle_errors(@contact)
end
end
def renew
authorize! :renew, Epp::Contact
epp_errors << { code: '2101', msg: t(:'errors.messages.unimplemented_command') }
handle_errors
end
private
def find_password
@password = params[:parsed_frame].css('authInfo pw').text
end
def find_contact
code = params[:parsed_frame].css('id').text.strip.upcase
@contact = Epp::Contact.find_by_epp_code(code)
if @contact.blank?
epp_errors << {
code: '2303',
msg: t('errors.messages.epp_obj_does_not_exist'),
value: { obj: 'id', val: code }
}
fail CanCan::AccessDenied
end
@contact
end
#
# Validations
#
def validate_info
@prefix = 'info > info >'
requires 'id'
end
def validate_check
@prefix = 'check > check >'
requires 'id'
end
def validate_create
@prefix = 'create > create >'
required_attributes = [
'postalInfo > name',
'voice',
'email'
]
address_attributes = [
'postalInfo > addr > street',
'postalInfo > addr > city',
'postalInfo > addr > pc',
'postalInfo > addr > cc',
]
required_attributes.concat(address_attributes) if address_processing?
requires(*required_attributes)
ident = params[:parsed_frame].css('ident')
if ident.present? && ident.attr('type').blank?
epp_errors << {
code: '2003',
msg: I18n.t('errors.messages.required_ident_attribute_missing', key: 'type')
}
end
if ident.present? && ident.text != 'birthday' && ident.attr('cc').blank?
epp_errors << {
code: '2003',
msg: I18n.t('errors.messages.required_ident_attribute_missing', key: 'cc')
}
end
# if ident.present? && ident.attr('cc').blank?
# if ident.present? && ident.attr('cc').blank?
# epp_errors << {
# code: '2003',
# msg: I18n.t('errors.messages.required_ident_attribute_missing', key: 'cc')
# code: '2003',
# msg: I18n.t('errors.messages.required_ident_attribute_missing', key: 'cc')
# }
# end
contact_org_disabled
fax_disabled
status_editing_disabled
@prefix = nil
requires 'extension > extdata > ident'
end
# end
contact_org_disabled
fax_disabled
status_editing_disabled
@prefix = nil
requires 'extension > extdata > ident'
end
def validate_update
@prefix = 'update > update >'
contact_org_disabled
fax_disabled
status_editing_disabled
requires 'id'
@prefix = nil
end
def validate_update
@prefix = 'update > update >'
contact_org_disabled
fax_disabled
status_editing_disabled
requires 'id'
@prefix = nil
end
def validate_delete
@prefix = 'delete > delete >'
requires 'id'
@prefix = nil
end
def validate_delete
@prefix = 'delete > delete >'
requires 'id'
@prefix = nil
end
def contact_org_disabled
return true if ENV['contact_org_enabled'] == 'true'
return true if params[:parsed_frame].css('postalInfo org').text.blank?
def contact_org_disabled
return true if ENV['contact_org_enabled'] == 'true'
return true if params[:parsed_frame].css('postalInfo org').text.blank?
epp_errors << {
code: '2306',
msg: "#{I18n.t(:contact_org_error)}: postalInfo > org [org]"
}
end
epp_errors << {
code: '2306',
msg: "#{I18n.t(:contact_org_error)}: postalInfo > org [org]"
}
end
def fax_disabled
return true if ENV['fax_enabled'] == 'true'
return true if params[:parsed_frame].css('fax').text.blank?
epp_errors << {
code: '2306',
msg: "#{I18n.t(:contact_fax_error)}: fax [fax]"
}
end
def fax_disabled
return true if ENV['fax_enabled'] == 'true'
return true if params[:parsed_frame].css('fax').text.blank?
epp_errors << {
code: '2306',
msg: "#{I18n.t(:contact_fax_error)}: fax [fax]"
}
end
def status_editing_disabled
return true if Setting.client_status_editing_enabled
return true if params[:parsed_frame].css('status').empty?
epp_errors << {
code: '2306',
msg: "#{I18n.t(:client_side_status_editing_error)}: status [status]"
}
end
def status_editing_disabled
return true if Setting.client_status_editing_enabled
return true if params[:parsed_frame].css('status').empty?
epp_errors << {
code: '2306',
msg: "#{I18n.t(:client_side_status_editing_error)}: status [status]"
}
end
def address_given?
params[:parsed_frame].css('postalInfo addr').size != 0
end
def address_given?
params[:parsed_frame].css('postalInfo addr').size != 0
end
def address_processing?
Contact.address_processing?
def address_processing?
Contact.address_processing?
end
end
end

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app/controllers/epp/domains_controller.rb
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class Epp::DomainsController < EppController
before_action :find_domain, only: %i[info renew update transfer delete]
before_action :find_password, only: %i[info update transfer delete]
module Epp
class DomainsController < BaseController
before_action :find_domain, only: %i[info renew update transfer delete]
before_action :find_password, only: %i[info update transfer delete]
def info
authorize! :info, @domain, @password
def info
authorize! :info, @domain, @password
@hosts = params[:parsed_frame].css('name').first['hosts'] || 'all'
@hosts = params[:parsed_frame].css('name').first['hosts'] || 'all'
case @hosts
when 'del'
@nameservers = @domain.delegated_nameservers.sort
when 'sub'
@nameservers = @domain.subordinate_nameservers.sort
when 'all'
@nameservers = @domain.nameservers.sort
case @hosts
when 'del'
@nameservers = @domain.delegated_nameservers.sort
when 'sub'
@nameservers = @domain.subordinate_nameservers.sort
when 'all'
@nameservers = @domain.nameservers.sort
end
render_epp_response '/epp/domains/info'
end
render_epp_response '/epp/domains/info'
end
def create
authorize! :create, Epp::Domain
def create
authorize! :create, Epp::Domain
if Domain.release_to_auction
request_domain_name = params[:parsed_frame].css('name').text.strip.downcase
domain_name = DNS::DomainName.new(SimpleIDN.to_unicode(request_domain_name))
if Domain.release_to_auction
request_domain_name = params[:parsed_frame].css('name').text.strip.downcase
domain_name = DNS::DomainName.new(SimpleIDN.to_unicode(request_domain_name))
if domain_name.at_auction?
throw :epp_error,
code: '2306',
msg: 'Parameter value policy error: domain is at auction'
elsif domain_name.awaiting_payment?
throw :epp_error,
code: '2003',
msg: 'Required parameter missing; reserved>pw element required for reserved domains'
elsif domain_name.pending_registration?
registration_code = params[:parsed_frame].css('reserved > pw').text
if registration_code.empty?
if domain_name.at_auction?
throw :epp_error,
code: '2306',
msg: 'Parameter value policy error: domain is at auction'
elsif domain_name.awaiting_payment?
throw :epp_error,
code: '2003',
msg: 'Required parameter missing; reserved>pw element is required'
end
msg: 'Required parameter missing; reserved>pw element required for reserved domains'
elsif domain_name.pending_registration?
registration_code = params[:parsed_frame].css('reserved > pw').text
unless domain_name.available_with_code?(registration_code)
throw :epp_error,
code: '2202',
msg: 'Invalid authorization information; invalid reserved>pw value'
if registration_code.empty?
throw :epp_error,
code: '2003',
msg: 'Required parameter missing; reserved>pw element is required'
end
unless domain_name.available_with_code?(registration_code)
throw :epp_error,
code: '2202',
msg: 'Invalid authorization information; invalid reserved>pw value'
end
end
end
@domain = Epp::Domain.new_from_epp(params[:parsed_frame], current_user)
handle_errors(@domain) and return if @domain.errors.any?
@domain.valid?
@domain.errors.delete(:name_dirty) if @domain.errors[:puny_label].any?
handle_errors(@domain) and return if @domain.errors.any?
handle_errors and return unless balance_ok?('create') # loads pricelist in this method
ActiveRecord::Base.transaction do
@domain.add_legal_file_to_new(params[:parsed_frame])
if @domain.save # TODO: Maybe use validate: false here because we have already validated the domain?
current_user.registrar.debit!({
sum: @domain_pricelist.price.amount,
description: "#{I18n.t('create')} #{@domain.name}",
activity_type: AccountActivity::CREATE,
price: @domain_pricelist
})
if Domain.release_to_auction && domain_name.pending_registration?
active_auction = Auction.find_by(domain: domain_name.to_s,
status: Auction.statuses[:payment_received])
active_auction.domain_registered!
end
render_epp_response '/epp/domains/create'
else
handle_errors(@domain)
end
end
end
@domain = Epp::Domain.new_from_epp(params[:parsed_frame], current_user)
handle_errors(@domain) and return if @domain.errors.any?
@domain.valid?
@domain.errors.delete(:name_dirty) if @domain.errors[:puny_label].any?
handle_errors(@domain) and return if @domain.errors.any?
handle_errors and return unless balance_ok?('create') # loads pricelist in this method
ActiveRecord::Base.transaction do
@domain.add_legal_file_to_new(params[:parsed_frame])
if @domain.save # TODO: Maybe use validate: false here because we have already validated the domain?
current_user.registrar.debit!({
sum: @domain_pricelist.price.amount,
description: "#{I18n.t('create')} #{@domain.name}",
activity_type: AccountActivity::CREATE,
price: @domain_pricelist
})
if Domain.release_to_auction && domain_name.pending_registration?
active_auction = Auction.find_by(domain: domain_name.to_s,
status: Auction.statuses[:payment_received])
active_auction.domain_registered!
def update
authorize! :update, @domain, @password
begin
if @domain.update(params[:parsed_frame], current_user)
if @domain.epp_pending_update.present?
render_epp_response '/epp/domains/success_pending'
else
render_epp_response '/epp/domains/success'
end
else
handle_errors(@domain)
end
rescue => e
if @domain.errors.any?
handle_errors(@domain)
else
throw e
end
render_epp_response '/epp/domains/create'
else
handle_errors(@domain)
end
end
end
def update
authorize! :update, @domain, @password
begin
if @domain.update(params[:parsed_frame], current_user)
if @domain.epp_pending_update.present?
def delete
authorize! :delete, @domain, @password
# all includes for bullet
@domain = Epp::Domain.where(id: @domain.id).includes(nameservers: :versions).first
handle_errors(@domain) and return unless @domain.can_be_deleted?
if @domain.epp_destroy(params[:parsed_frame], current_user.id)
if @domain.epp_pending_delete.present?
render_epp_response '/epp/domains/success_pending'
else
render_epp_response '/epp/domains/success'
@ -94,227 +120,203 @@ class Epp::DomainsController < EppController
else
handle_errors(@domain)
end
rescue => e
if @domain.errors.any?
handle_errors(@domain)
else
throw e
end
end
end
def delete
authorize! :delete, @domain, @password
# all includes for bullet
@domain = Epp::Domain.where(id: @domain.id).includes(nameservers: :versions).first
def check
authorize! :check, Epp::Domain
handle_errors(@domain) and return unless @domain.can_be_deleted?
if @domain.epp_destroy(params[:parsed_frame], current_user.id)
if @domain.epp_pending_delete.present?
render_epp_response '/epp/domains/success_pending'
else
render_epp_response '/epp/domains/success'
end
else
handle_errors(@domain)
domain_names = params[:parsed_frame].css('name').map(&:text)
@domains = Epp::Domain.check_availability(domain_names)
render_epp_response '/epp/domains/check'
end
end
def check
authorize! :check, Epp::Domain
def renew
authorize! :renew, @domain
domain_names = params[:parsed_frame].css('name').map(&:text)
@domains = Epp::Domain.check_availability(domain_names)
render_epp_response '/epp/domains/check'
end
period_element = params[:parsed_frame].css('period').text
period = (period_element.to_i == 0) ? 1 : period_element.to_i
period_unit = Epp::Domain.parse_period_unit_from_frame(params[:parsed_frame]) || 'y'
def renew
authorize! :renew, @domain
balance_ok?('renew', period, period_unit) # loading pricelist
period_element = params[:parsed_frame].css('period').text
period = (period_element.to_i == 0) ? 1 : period_element.to_i
period_unit = Epp::Domain.parse_period_unit_from_frame(params[:parsed_frame]) || 'y'
begin
ActiveRecord::Base.transaction(isolation: :serializable) do
@domain.reload
balance_ok?('renew', period, period_unit) # loading pricelist
success = @domain.renew(
params[:parsed_frame].css('curExpDate').text,
period, period_unit
)
begin
ActiveRecord::Base.transaction(isolation: :serializable) do
@domain.reload
if success
unless balance_ok?('renew', period, period_unit)
handle_errors
fail ActiveRecord::Rollback
end
success = @domain.renew(
params[:parsed_frame].css('curExpDate').text,
period, period_unit
)
current_user.registrar.debit!({
sum: @domain_pricelist.price.amount,
description: "#{I18n.t('renew')} #{@domain.name}",
activity_type: AccountActivity::RENEW,
price: @domain_pricelist
})
if success
unless balance_ok?('renew', period, period_unit)
handle_errors
fail ActiveRecord::Rollback
render_epp_response '/epp/domains/renew'
else
handle_errors(@domain)
end
current_user.registrar.debit!({
sum: @domain_pricelist.price.amount,
description: "#{I18n.t('renew')} #{@domain.name}",
activity_type: AccountActivity::RENEW,
price: @domain_pricelist
})
render_epp_response '/epp/domains/renew'
else
handle_errors(@domain)
end
rescue ActiveRecord::StatementInvalid => e
sleep rand / 100
retry
end
rescue ActiveRecord::StatementInvalid => e
sleep rand / 100
retry
end
end
def transfer
authorize! :transfer, @domain, @password
action = params[:parsed_frame].css('transfer').first[:op]
if @domain.non_transferable?
throw :epp_error, {
code: '2304',
msg: I18n.t(:object_status_prohibits_operation)
}
end
@domain_transfer = @domain.transfer(params[:parsed_frame], action, current_user)
def transfer
authorize! :transfer, @domain, @password
action = params[:parsed_frame].css('transfer').first[:op]
if @domain_transfer
render_epp_response '/epp/domains/transfer'
else
epp_errors << {
code: '2303',
msg: I18n.t('no_transfers_found')
}
handle_errors
end
end
if @domain.non_transferable?
throw :epp_error, {
code: '2304',
msg: I18n.t(:object_status_prohibits_operation)
}
end
private
@domain_transfer = @domain.transfer(params[:parsed_frame], action, current_user)
def validate_info
@prefix = 'info > info >'
requires('name')
optional_attribute 'name', 'hosts', values: %(all, sub, del, none)
end
def validate_create
if Domain.nameserver_required?
@prefix = 'create > create >'
requires 'name', 'ns', 'registrant', 'ns > hostAttr'
end
@prefix = 'extension > create >'
mutually_exclusive 'keyData', 'dsData'
@prefix = nil
requires 'extension > extdata > legalDocument'
optional_attribute 'period', 'unit', values: %w(d m y)
status_editing_disabled
end
def validate_update
if element_count('update > chg > registrant') > 0
requires 'extension > extdata > legalDocument'
end
@prefix = 'update > update >'
requires 'name'
status_editing_disabled
end
def validate_delete
requires 'extension > extdata > legalDocument'
@prefix = 'delete > delete >'
requires 'name'
end
def validate_check
@prefix = 'check > check >'
requires('name')
end
def validate_renew
@prefix = 'renew > renew >'
requires 'name', 'curExpDate'
optional_attribute 'period', 'unit', values: %w(d m y)
end
def validate_transfer
# period element is disabled for now
if params[:parsed_frame].css('period').any?
epp_errors << {
code: '2307',
msg: I18n.t(:unimplemented_object_service),
value: { obj: 'period' }
}
end
requires 'transfer > transfer'
@prefix = 'transfer > transfer >'
requires 'name'
@prefix = nil
requires_attribute 'transfer', 'op', values: %(approve, query, reject, request, cancel)
end
def find_domain
domain_name = params[:parsed_frame].css('name').text.strip.downcase
@domain = Epp::Domain.find_by_idn domain_name
unless @domain
epp_errors << {
code: '2303',
msg: I18n.t('errors.messages.epp_domain_not_found'),
value: { obj: 'name', val: domain_name }
}
fail CanCan::AccessDenied
end
@domain
end
def find_password
@password = params[:parsed_frame].css('authInfo pw').text
end
def status_editing_disabled
return true if Setting.client_status_editing_enabled
return true if params[:parsed_frame].css('status').empty?
epp_errors << {
code: '2306',
msg: "#{I18n.t(:client_side_status_editing_error)}: status [status]"
}
end
def balance_ok?(operation, period = nil, unit = nil)
@domain_pricelist = @domain.pricelist(operation, period.try(:to_i), unit)
if @domain_pricelist.try(:price) # checking if price list is not found
if current_user.registrar.balance < @domain_pricelist.price.amount
if @domain_transfer
render_epp_response '/epp/domains/transfer'
else
epp_errors << {
code: '2303',
msg: I18n.t('no_transfers_found')
}
handle_errors
end
end
private
def validate_info
@prefix = 'info > info >'
requires('name')
optional_attribute 'name', 'hosts', values: %(all, sub, del, none)
end
def validate_create
if Domain.nameserver_required?
@prefix = 'create > create >'
requires 'name', 'ns', 'registrant', 'ns > hostAttr'
end
@prefix = 'extension > create >'
mutually_exclusive 'keyData', 'dsData'
@prefix = nil
requires 'extension > extdata > legalDocument'
optional_attribute 'period', 'unit', values: %w(d m y)
status_editing_disabled
end
def validate_update
if element_count('update > chg > registrant') > 0
requires 'extension > extdata > legalDocument'
end
@prefix = 'update > update >'
requires 'name'
status_editing_disabled
end
def validate_delete
requires 'extension > extdata > legalDocument'
@prefix = 'delete > delete >'
requires 'name'
end
def validate_check
@prefix = 'check > check >'
requires('name')
end
def validate_renew
@prefix = 'renew > renew >'
requires 'name', 'curExpDate'
optional_attribute 'period', 'unit', values: %w(d m y)
end
def validate_transfer
# period element is disabled for now
if params[:parsed_frame].css('period').any?
epp_errors << {
code: '2307',
msg: I18n.t(:unimplemented_object_service),
value: { obj: 'period' }
}
end
requires 'transfer > transfer'
@prefix = 'transfer > transfer >'
requires 'name'
@prefix = nil
requires_attribute 'transfer', 'op', values: %(approve, query, reject, request, cancel)
end
def find_domain
domain_name = params[:parsed_frame].css('name').text.strip.downcase
@domain = Epp::Domain.find_by_idn domain_name
unless @domain
epp_errors << {
code: '2303',
msg: I18n.t('errors.messages.epp_domain_not_found'),
value: { obj: 'name', val: domain_name }
}
fail CanCan::AccessDenied
end
@domain
end
def find_password
@password = params[:parsed_frame].css('authInfo pw').text
end
def status_editing_disabled
return true if Setting.client_status_editing_enabled
return true if params[:parsed_frame].css('status').empty?
epp_errors << {
code: '2306',
msg: "#{I18n.t(:client_side_status_editing_error)}: status [status]"
}
end
def balance_ok?(operation, period = nil, unit = nil)
@domain_pricelist = @domain.pricelist(operation, period.try(:to_i), unit)
if @domain_pricelist.try(:price) # checking if price list is not found
if current_user.registrar.balance < @domain_pricelist.price.amount
epp_errors << {
code: '2104',
msg: I18n.t('billing_failure_credit_balance_low')
}
return false
end
else
epp_errors << {
code: '2104',
msg: I18n.t(:active_price_missing_for_this_operation)
}
return false
end
else
epp_errors << {
code: '2104',
msg: I18n.t(:active_price_missing_for_this_operation)
}
return false
true
end
true
end
end

20
app/controllers/epp/errors_controller.rb
View file

@ -1,13 +1,15 @@
class Epp::ErrorsController < EppController
skip_authorization_check
module Epp
class ErrorsController < BaseController
skip_authorization_check
def error
epp_errors << { code: params[:code], msg: params[:msg] }
render_epp_response '/epp/error'
end
def error
epp_errors << { code: params[:code], msg: params[:msg] }
render_epp_response '/epp/error'
end
def not_found
epp_errors << { code: 2400, msg: t(:could_not_determine_object_type_check_xml_format_and_namespaces) }
render_epp_response '/epp/error'
def not_found
epp_errors << { code: 2400, msg: t(:could_not_determine_object_type_check_xml_format_and_namespaces) }
render_epp_response '/epp/error'
end
end
end

86
app/controllers/epp/keyrelays_controller.rb
View file

@ -1,61 +1,63 @@
class Epp::KeyrelaysController < EppController
skip_authorization_check # TODO: move authorization under ability
module Epp
class KeyrelaysController < BaseController
skip_authorization_check # TODO: move authorization under ability
def keyrelay
# keyrelay temp turned off
@domain = find_domain
def keyrelay
# keyrelay temp turned off
@domain = find_domain
handle_errors(@domain) and return unless @domain
handle_errors(@domain) and return unless @domain.authenticate(params[:parsed_frame].css('pw').text)
handle_errors(@domain) and return unless @domain.keyrelay(params[:parsed_frame], current_user.registrar)
handle_errors(@domain) and return unless @domain
handle_errors(@domain) and return unless @domain.authenticate(params[:parsed_frame].css('pw').text)
handle_errors(@domain) and return unless @domain.keyrelay(params[:parsed_frame], current_user.registrar)
render_epp_response '/epp/shared/success'
end
render_epp_response '/epp/shared/success'
end
private
private
def validate_keyrelay
@prefix = 'keyrelay >'
def validate_keyrelay
@prefix = 'keyrelay >'
requires(
'name',
'keyData', 'keyData > pubKey', 'keyData > flags', 'keyData > protocol', 'keyData > alg',
'authInfo', 'authInfo > pw'
)
requires(
'name',
'keyData', 'keyData > pubKey', 'keyData > flags', 'keyData > protocol', 'keyData > alg',
'authInfo', 'authInfo > pw'
)
optional 'expiry > relative', duration_iso8601: true
optional 'expiry > absolute', date_time_iso8601: true
optional 'expiry > relative', duration_iso8601: true
optional 'expiry > absolute', date_time_iso8601: true
exactly_one_of 'expiry > relative', 'expiry > absolute'
end
exactly_one_of 'expiry > relative', 'expiry > absolute'
end
def find_domain
domain_name = params[:parsed_frame].css('name').text.strip.downcase
def find_domain
domain_name = params[:parsed_frame].css('name').text.strip.downcase
# keyrelay temp turned off
epp_errors << {
code: '2307',
msg: I18n.t(:unimplemented_object_service),
value: { obj: 'name', val: domain_name }
}
nil
# end of keyrelay temp turned off
# keyrelay temp turned off
epp_errors << {
code: '2307',
msg: I18n.t(:unimplemented_object_service),
value: { obj: 'name', val: domain_name }
}
nil
# end of keyrelay temp turned off
# domain = Epp::Domain.includes(:registrant).find_by(name: domain_name)
# domain = Epp::Domain.includes(:registrant).find_by(name: domain_name)
# unless domain
# unless domain
# epp_errors << {
# code: '2303',
# msg: I18n.t('errors.messages.epp_domain_not_found'),
# value: { obj: 'name', val: domain_name }
# code: '2303',
# msg: I18n.t('errors.messages.epp_domain_not_found'),
# value: { obj: 'name', val: domain_name }
# }
# return nil
# end
# end
# domain
end
# domain
end
def resource
@domain
def resource
@domain
end
end
end

92
app/controllers/epp/polls_controller.rb
View file

@ -1,61 +1,63 @@
class Epp::PollsController < EppController
skip_authorization_check # TODO: move authorization under ability
module Epp
class PollsController < BaseController
skip_authorization_check # TODO: move authorization under ability
def poll
req_poll if params[:parsed_frame].css('poll').first['op'] == 'req'
ack_poll if params[:parsed_frame].css('poll').first['op'] == 'ack'
end
def poll
req_poll if params[:parsed_frame].css('poll').first['op'] == 'req'
ack_poll if params[:parsed_frame].css('poll').first['op'] == 'ack'
end
private
private
def req_poll
@notification = current_user.unread_notifications.order('created_at DESC').take
def req_poll
@notification = current_user.unread_notifications.order('created_at DESC').take
render_epp_response 'epp/poll/poll_no_messages' and return unless @notification
if @notification.attached_obj_type && @notification.attached_obj_id
begin
@object = Object.const_get(@notification.attached_obj_type).find(@notification.attached_obj_id)
rescue => problem
# the data model might be inconsistent; or ...
# this could happen if the registrar does not dequeue messages, and then the domain was deleted
render_epp_response 'epp/poll/poll_no_messages' and return unless @notification
if @notification.attached_obj_type && @notification.attached_obj_id
begin
@object = Object.const_get(@notification.attached_obj_type).find(@notification.attached_obj_id)
rescue => problem
# the data model might be inconsistent; or ...
# this could happen if the registrar does not dequeue messages, and then the domain was deleted
# SELECT messages.id, domains.name, messages.body FROM messages LEFT OUTER
# JOIN domains ON attached_obj_id::INTEGER = domains.id
# WHERE attached_obj_type = 'Epp::Domain' AND name IS NULL;
# SELECT messages.id, domains.name, messages.body FROM messages LEFT OUTER
# JOIN domains ON attached_obj_id::INTEGER = domains.id
# WHERE attached_obj_type = 'Epp::Domain' AND name IS NULL;
Rails.logger.error 'orphan message, error ignored: ' + problem.to_s
# now we should dequeue or delete the messages avoid duplicate log alarms
Rails.logger.error 'orphan message, error ignored: ' + problem.to_s
# now we should dequeue or delete the messages avoid duplicate log alarms
end
end
if @notification.attached_obj_type == 'Keyrelay'
render_epp_response 'epp/poll/poll_keyrelay'
else
render_epp_response 'epp/poll/poll_req'
end
end
if @notification.attached_obj_type == 'Keyrelay'
render_epp_response 'epp/poll/poll_keyrelay'
else
render_epp_response 'epp/poll/poll_req'
end
end
def ack_poll
@notification = current_user.unread_notifications.find_by(id: params[:parsed_frame].css('poll').first['msgID'])
def ack_poll
@notification = current_user.unread_notifications.find_by(id: params[:parsed_frame].css('poll').first['msgID'])
unless @notification
epp_errors << {
code: '2303',
msg: I18n.t('message_was_not_found'),
value: { obj: 'msgID', val: params[:parsed_frame].css('poll').first['msgID'] }
}
handle_errors and return
end
unless @notification
epp_errors << {
code: '2303',
msg: I18n.t('message_was_not_found'),
value: { obj: 'msgID', val: params[:parsed_frame].css('poll').first['msgID'] }
}
handle_errors and return
handle_errors(@notification) and return unless @notification.mark_as_read
render_epp_response 'epp/poll/poll_ack'
end
handle_errors(@notification) and return unless @notification.mark_as_read
render_epp_response 'epp/poll/poll_ack'
end
def validate_poll
requires_attribute 'poll', 'op', values: %(ack req), allow_blank: true
end
def validate_poll
requires_attribute 'poll', 'op', values: %(ack req), allow_blank: true
end
def resource
@notification
def resource
@notification
end
end
end

235
app/controllers/epp/sessions_controller.rb
View file

@ -1,135 +1,138 @@
class Epp::SessionsController < EppController
skip_authorization_check only: [:hello, :login, :logout]
module Epp
class SessionsController < BaseController
skip_authorization_check only: [:hello, :login, :logout]
def hello
render_epp_response('greeting')
end
def login
success = true
@api_user = ApiUser.find_by(login_params)
webclient_request = ENV['webclient_ips'].split(',').map(&:strip).include?(request.ip)
if webclient_request && !Rails.env.test? && !Rails.env.development?
client_md5 = Certificate.parse_md_from_string(request.env['HTTP_SSL_CLIENT_CERT'])
server_md5 = Certificate.parse_md_from_string(File.read(ENV['cert_path']))
if client_md5 != server_md5
epp_errors << {
msg: 'Authentication error; server closing connection (certificate is not valid)',
code: '2501'
}
success = false
end
def hello
render_epp_response('greeting')
end
if !Rails.env.development? && (!webclient_request && @api_user)
unless @api_user.api_pki_ok?(request.env['HTTP_SSL_CLIENT_CERT'], request.env['HTTP_SSL_CLIENT_S_DN_CN'])
epp_errors << {
msg: 'Authentication error; server closing connection (certificate is not valid)',
code: '2501'
}
def login
success = true
@api_user = ApiUser.find_by(login_params)
success = false
end
end
webclient_request = ENV['webclient_ips'].split(',').map(&:strip).include?(request.ip)
if webclient_request && !Rails.env.test? && !Rails.env.development?
client_md5 = Certificate.parse_md_from_string(request.env['HTTP_SSL_CLIENT_CERT'])
server_md5 = Certificate.parse_md_from_string(File.read(ENV['cert_path']))
if client_md5 != server_md5
epp_errors << {
msg: 'Authentication error; server closing connection (certificate is not valid)',
code: '2501'
}
if success && !@api_user
epp_errors << {
msg: 'Authentication error; server closing connection (API user not found)',
code: '2501'
}
success = false
end
if success && !@api_user.try(:active)
epp_errors << {
msg: 'Authentication error; server closing connection (API user is not active)',
code: '2501'
}
success = false
end
if success && @api_user.cannot?(:create, :epp_login)
epp_errors << {
msg: 'Authentication error; server closing connection (API user does not have epp role)',
code: '2501'
}
success = false
end
if success && !ip_white?
epp_errors << {
msg: 'Authentication error; server closing connection (IP is not whitelisted)',
code: '2501'
}
success = false
end
if success && EppSession.limit_reached?(@api_user.registrar)
epp_errors << {
msg: 'Authentication error; server closing connection (connection limit reached)',
code: '2501'
}
success = false
end
if success
if params[:parsed_frame].css('newPW').first
unless @api_user.update(plain_text_password: params[:parsed_frame].css('newPW').first.text)
handle_errors(@api_user) and return
success = false
end
end
epp_session = EppSession.new
epp_session.session_id = epp_session_id
epp_session.user = @api_user
epp_session.save!
render_epp_response('login_success')
else
handle_errors
if !Rails.env.development? && (!webclient_request && @api_user)
unless @api_user.api_pki_ok?(request.env['HTTP_SSL_CLIENT_CERT'], request.env['HTTP_SSL_CLIENT_S_DN_CN'])
epp_errors << {
msg: 'Authentication error; server closing connection (certificate is not valid)',
code: '2501'
}
success = false
end
end
if success && !@api_user
epp_errors << {
msg: 'Authentication error; server closing connection (API user not found)',
code: '2501'
}
success = false
end
if success && !@api_user.try(:active)
epp_errors << {
msg: 'Authentication error; server closing connection (API user is not active)',
code: '2501'
}
success = false
end
if success && @api_user.cannot?(:create, :epp_login)
epp_errors << {
msg: 'Authentication error; server closing connection (API user does not have epp role)',
code: '2501'
}
success = false
end
if success && !ip_white?
epp_errors << {
msg: 'Authentication error; server closing connection (IP is not whitelisted)',
code: '2501'
}
success = false
end
if success && EppSession.limit_reached?(@api_user.registrar)
epp_errors << {
msg: 'Authentication error; server closing connection (connection limit reached)',
code: '2501'
}
success = false
end
if success
if params[:parsed_frame].css('newPW').first
unless @api_user.update(plain_text_password: params[:parsed_frame].css('newPW').first.text)
handle_errors(@api_user) and return
end
end
epp_session = EppSession.new
epp_session.session_id = epp_session_id
epp_session.user = @api_user
epp_session.save!
render_epp_response('login_success')
else
handle_errors
end
end
def ip_white?
webclient_request = ENV['webclient_ips'].split(',').map(&:strip).include?(request.ip)
return true if webclient_request
if @api_user
return false unless @api_user.registrar.api_ip_white?(request.ip)
end
true
end
def logout
unless signed_in?
epp_errors << {
code: 2201,
msg: 'Authorization error'
}
handle_errors
return
def ip_white?
webclient_request = ENV['webclient_ips'].split(',').map(&:strip).include?(request.ip)
return true if webclient_request
if @api_user
return false unless @api_user.registrar.api_ip_white?(request.ip)
end
true
end
@api_user = current_user # cache current_user for logging
epp_session.destroy
render_epp_response('logout')
def logout
unless signed_in?
epp_errors << {
code: 2201,
msg: 'Authorization error'
}
handle_errors
return
end
@api_user = current_user # cache current_user for logging
epp_session.destroy
render_epp_response('logout')
end
### HELPER METHODS ###
### HELPER METHODS ###
def login_params
user = params[:parsed_frame].css('clID').first.text
pw = params[:parsed_frame].css('pw').first.text
{ username: user, plain_text_password: pw }
end
def login_params
user = params[:parsed_frame].css('clID').first.text
pw = params[:parsed_frame].css('pw').first.text
{ username: user, plain_text_password: pw }
end
private
def resource
@api_user
private
def resource
@api_user
end
end
end

410
app/controllers/epp_controller.rb
View file

@ -1,410 +0,0 @@
class EppController < ApplicationController
layout false
skip_before_action :verify_authenticity_token
before_action :ensure_session_id_passed
before_action :generate_svtrid
before_action :latin_only
before_action :validate_against_schema
before_action :validate_request
before_action :update_epp_session, if: 'signed_in?'
around_action :catch_epp_errors
helper_method :current_user
helper_method :resource
def validate_against_schema
return if ['hello', 'error', 'keyrelay'].include?(params[:action])
schema.validate(params[:nokogiri_frame]).each do |error|
epp_errors << {
code: 2001,
msg: error
}
end
handle_errors and return if epp_errors.any?
end
def catch_epp_errors
err = catch(:epp_error) do
yield
nil
end
return unless err
@errors = [err]
handle_errors
end
rescue_from StandardError do |e|
@errors ||= []
if e.class == CanCan::AccessDenied
if @errors.blank?
@errors = [{
msg: t('errors.messages.epp_authorization_error'),
code: '2201'
}]
end
else
if @errors.blank?
@errors = [{
msg: 'Internal error.',
code: '2400'
}]
end
if Rails.env.test? || Rails.env.development?
puts e.backtrace.reverse.join("\n")
puts "\n BACKTRACE REVERSED!\n"
puts "\n FROM-EPP-RESCUE: #{e.message}\n\n\n"
else
logger.error "FROM-EPP-RESCUE: #{e.message}"
logger.error e.backtrace.join("\n")
end
end
render_epp_response '/epp/error'
end
def schema
EPP_ALL_SCHEMA
end
def generate_svtrid
@svTRID = "ccReg-#{format('%010d', rand(10**10))}"
end
def params_hash # TODO: THIS IS DEPRECATED AND WILL BE REMOVED IN FUTURE
@params_hash ||= Hash.from_xml(params[:frame]).with_indifferent_access
end
def epp_session
EppSession.find_by(session_id: epp_session_id)
end
def current_user
return unless signed_in?
epp_session.user
end
# ERROR + RESPONSE HANDLING
def epp_errors
@errors ||= []
end
def handle_errors(obj = nil)
@errors ||= []
if obj
obj.construct_epp_errors
@errors += obj.errors[:epp_errors]
end
if params[:parsed_frame].at_css('update')
@errors.each_with_index do |errors, index|
if errors[:code] == '2304' &&
errors[:value].present? &&
errors[:value][:val] == DomainStatus::SERVER_DELETE_PROHIBITED &&
errors[:value][:obj] == 'status'
@errors[index][:value][:val] = DomainStatus::PENDING_UPDATE
end
end
end
# for debugging
if @errors.blank?
@errors << {
code: '1',
msg: 'handle_errors was executed when there were actually no errors'
}
end
@errors.uniq!
logger.error "\nFOLLOWING ERRORS OCCURRED ON EPP QUERY:"
logger.error @errors.inspect
logger.error "\n"
render_epp_response '/epp/error'
end
def render_epp_response(*args)
@response = render_to_string(*args)
render xml: @response
write_to_epp_log
end
# VALIDATION
def latin_only
return true if params['frame'].blank?
if params['frame'].match?(/\A[\p{Latin}\p{Z}\p{P}\p{S}\p{Cc}\p{Cf}\w_\'\+\-\.\(\)\/]*\Z/i)
return true
end
epp_errors << {
msg: 'Parameter value policy error. Allowed only Latin characters.',
code: '2306'
}
handle_errors and return false
end
# VALIDATION
def validate_request
validation_method = "validate_#{params[:action]}"
return unless respond_to?(validation_method, true)
send(validation_method)
# validate legal document's type here because it may be in most of the requests
@prefix = nil
if element_count('extdata > legalDocument').positive?
requires_attribute('extdata > legalDocument', 'type', values: LegalDocument::TYPES, policy: true)
end
handle_errors and return if epp_errors.any?
end
# let's follow grape's validations: https://github.com/intridea/grape/#parameter-validation-and-coercion
# Adds error to epp_errors if element is missing or blank
# Returns last element of selectors if it exists
#
# requires 'transfer'
#
# TODO: Add possibility to pass validations / options in the method
def requires(*selectors)
options = selectors.extract_options!
allow_blank = options[:allow_blank] ||= false # allow_blank is false by default
el, missing = nil, nil
selectors.each do |selector|
full_selector = [@prefix, selector].compact.join(' ')
attr = selector.split('>').last.strip.underscore
el = params[:parsed_frame].css(full_selector).first
if allow_blank
missing = el.nil?
else
missing = el.present? ? el.text.blank? : true
end
epp_errors << {
code: '2003',
msg: I18n.t('errors.messages.required_parameter_missing', key: "#{full_selector} [#{attr}]")
} if missing
end
missing ? false : el # return last selector if it was present
end
# Adds error to epp_errors if element or attribute is missing or attribute attribute is not one
# of the values
#
# requires_attribute 'transfer', 'op', values: %(approve, query, reject)
def requires_attribute(element_selector, attribute_selector, options)
element = requires(element_selector, allow_blank: options[:allow_blank])
return unless element
attribute = element[attribute_selector]
unless attribute
epp_errors << {
code: '2003',
msg: I18n.t('errors.messages.required_parameter_missing', key: attribute_selector)
}
return
end
return if options[:values].include?(attribute)
if options[:policy]
epp_errors << {
code: '2306',
msg: I18n.t('attribute_is_invalid', attribute: attribute_selector)
}
else
epp_errors << {
code: '2004',
msg: I18n.t('parameter_value_range_error', key: attribute_selector)
}
end
end
def optional_attribute(element_selector, attribute_selector, options)
full_selector = [@prefix, element_selector].compact.join(' ')
element = params[:parsed_frame].css(full_selector).first
return unless element
attribute = element[attribute_selector]
return if (attribute && options[:values].include?(attribute)) || !attribute
epp_errors << {
code: '2306',
msg: I18n.t('attribute_is_invalid', attribute: attribute_selector)
}
end
def exactly_one_of(*selectors)
full_selectors = create_full_selectors(*selectors)
return if element_count(*full_selectors, use_prefix: false) == 1
epp_errors << {
code: '2306',
msg: I18n.t(:exactly_one_parameter_required, params: full_selectors.join(' OR '))
}
end
def mutually_exclusive(*selectors)
full_selectors = create_full_selectors(*selectors)
return if element_count(*full_selectors, use_prefix: false) <= 1
epp_errors << {
code: '2306',
msg: I18n.t(:mutally_exclusive_params, params: full_selectors.join(', '))
}
end
def optional(selector, *validations)
full_selector = [@prefix, selector].compact.join(' ')
el = params[:parsed_frame].css(full_selector).first
return unless el&.text.present?
value = el.text
validations.each do |x|
validator = "#{x.first[0]}_validator".camelize.constantize
err = validator.validate_epp(selector.split(' ').last, value)
epp_errors << err if err
end
end
# Returns how many elements were present in the request
# if use_prefix is true, @prefix will be prepended to selectors e.g create > create > name
# default is true
#
# @prefix = 'create > create >'
# element_count 'name', 'registrar', use_prefix: false
# => 2
def element_count(*selectors)
options = selectors.extract_options!
use_prefix = options[:use_prefix] != false # use_prefix is true by default
present_count = 0
selectors.each do |selector|
full_selector = use_prefix ? [@prefix, selector].compact.join(' ') : selector
el = params[:parsed_frame].css(full_selector).first
present_count += 1 if el && el.text.present?
end
present_count
end
def create_full_selectors(*selectors)
selectors.map { |x| [@prefix, x].compact.join(' ') }
end
def xml_attrs_present?(ph, attributes) # TODO: THIS IS DEPRECATED AND WILL BE REMOVED IN FUTURE
attributes.each do |x|
epp_errors << {
code: '2003',
msg: I18n.t('errors.messages.required_parameter_missing', key: x.last)
} unless has_attribute(ph, x)
end
epp_errors.empty?
end
def has_attribute(ph, path) # TODO: THIS IS DEPRECATED AND WILL BE REMOVED IN FUTURE
path.reduce(ph) do |location, key|
location.respond_to?(:keys) ? location[key] : nil
end
end
def write_to_epp_log
request_command = params[:command] || params[:action] # error receives :command, other methods receive :action
frame = params[:raw_frame] || params[:frame]
# filter pw
if request_command == 'login' && frame.present?
frame.gsub!(/pw>.+<\//, 'pw>[FILTERED]</')
end
trimmed_request = frame.gsub(/<eis:legalDocument([^>]+)>([^<])+<\/eis:legalDocument>/, "<eis:legalDocument>[FILTERED]</eis:legalDocument>") if frame.present?
ApiLog::EppLog.create({
request: trimmed_request,
request_command: request_command,
request_successful: epp_errors.empty?,
request_object: resource ? "#{params[:epp_object_type]}: #{resource.class} - #{resource.id} - #{resource.name}" : params[:epp_object_type],
response: @response,
api_user_name: @api_user.try(:username) || current_user.try(:username) || 'api-public',
api_user_registrar: @api_user.try(:registrar).try(:to_s) || current_user.try(:registrar).try(:to_s),
ip: request.ip,
uuid: request.uuid
})
end
def resource
name = self.class.to_s.sub("Epp::","").sub("Controller","").underscore.singularize
instance_variable_get("@#{name}")
end
private
def signed_in?
epp_session
end
def epp_session_id
cookies[:session] # Passed by mod_epp https://github.com/mod-epp/mod-epp#requestscript-interface
end
def ensure_session_id_passed
raise 'EPP session id is empty' unless epp_session_id.present?
end
def update_epp_session
iptables_counter_update
if session_timeout_reached?
@api_user = current_user # cache current_user for logging
epp_session.destroy
epp_errors << {
msg: t('session_timeout'),
code: '2201'
}
handle_errors and return
else
epp_session.update_column(:updated_at, Time.zone.now)
end
end
def session_timeout_reached?
timeout = 5.minutes
epp_session.updated_at < (Time.zone.now - timeout)
end
def iptables_counter_update
return if ENV['iptables_counter_enabled'].blank? && ENV['iptables_counter_enabled'] != 'true'
return if current_user.blank?
counter_update(current_user.registrar_code, ENV['iptables_server_ip'])
end
def counter_update(registrar_code, ip)
counter_proc = "/proc/net/xt_recent/#{registrar_code}"
begin
File.open(counter_proc, 'a') do |f|
f.puts "+#{ip}"
end
rescue Errno::ENOENT => e
logger.error "IPTABLES COUNTER UPDATE: cannot open #{counter_proc}: #{e}"
rescue Errno::EACCES => e
logger.error "IPTABLES COUNTER UPDATE: no permission #{counter_proc}: #{e}"
rescue IOError => e
logger.error "IPTABLES COUNTER UPDATE: cannot write #{ip} to #{counter_proc}: #{e}"
end
end
end

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</g>
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