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fog--fog/lib/fog/hp/core.rb
2014-12-03 11:33:06 -07:00

353 lines
11 KiB
Ruby

require 'fog/version'
require 'fog/core'
require 'fog/json'
require 'fog/hp/simple_http_instrumentor'
module Fog
module HP
# define a specific version for the HP Provider
unless const_defined?(:VERSION)
VERSION = '0.0.22'
end
extend Fog::Provider
module Errors
class ServiceError < Fog::Errors::Error
attr_reader :response_data
def self.slurp(error)
if error.response.body.empty?
data = nil
message = nil
else
begin
data = Fog::JSON.decode(error.response.body)
message = data['message']
if message.nil? and !data.values.first.nil?
message = data.values.first['message']
end
rescue Fog::JSON::DecodeError
message = error.response.body #### body is not in JSON format, so just return as is
end
end
new_error = super(error, message)
new_error.instance_variable_set(:@response_data, data)
new_error
end
end
class InternalServerError < ServiceError; end
class Conflict < ServiceError; end
class NotFound < ServiceError; end
class Forbidden < ServiceError; end
class ServiceUnavailable < ServiceError; end
class BadRequest < ServiceError
attr_reader :validation_errors
def self.slurp(error)
new_error = super(error)
unless new_error.response_data.nil? or new_error.response_data['badRequest'].nil?
new_error.instance_variable_set(:@validation_errors, new_error.response_data['badRequest']['validationErrors'])
end
new_error
end
end
end
service(:block_storage, 'BlockStorage')
service(:block_storage_v2, 'BlockStorageV2')
service(:cdn, 'CDN')
service(:compute, 'Compute')
service(:dns, 'DNS')
service(:lb, 'LB')
service(:network, 'Network')
service(:storage, 'Storage')
# legacy swauth 1.0/1.1 style authentication
def self.authenticate_v1(options, connection_options = {})
hp_auth_uri = options[:hp_auth_uri] || "https://region-a.geo-1.objects.hpcloudsvc.com/auth/v1.0/"
endpoint = URI.parse(hp_auth_uri)
@scheme = endpoint.scheme || "http"
@host = endpoint.host || "region-a.geo-1.objects.hpcloudsvc.com"
@port = endpoint.port.to_s || "80"
if (endpoint.path)
@auth_path = endpoint.path.slice(1, endpoint.path.length) # remove the leading slash
else
@auth_path = "auth/v1.0"
end
service_url = "#{@scheme}://#{@host}:#{@port}"
# Set the User-Agent
@user_agent = options[:user_agent]
set_user_agent_header(connection_options, "fog/#{Fog::VERSION}", @user_agent)
connection = Fog::XML::Connection.new(service_url, false, connection_options)
@hp_access_key = options[:hp_access_key]
@hp_secret_key = options[:hp_secret_key]
response = connection.request({
:expects => [200, 204],
:headers => {
'X-Auth-Key' => @hp_secret_key,
'X-Auth-User' => @hp_access_key
},
:method => 'GET',
:path => @auth_path
})
response.headers.reject do |key, value|
!['X-Server-Management-Url', 'X-Storage-Url', 'X-CDN-Management-Url', 'X-Auth-Token'].include?(key)
end
return {
:auth_token => response.headers['X-Auth-Token'],
:endpoint_url => nil,
:cdn_endpoint_url => response.headers['X-Storage-Url']
}
end
def self.service_catalog(options, connection_options = {})
creds = authenticate_v2(options, connection_options)
return {} if creds.nil?
return {} if creds[:service_catalog].nil?
return creds[:service_catalog]
end
# keystone based control services style authentication
def self.authenticate_v2(options, connection_options = {})
unless options[:credentials].nil?
expires = true
begin
expire = DateTime.parse(options[:credentials][:expires])
expires = false if expire > DateTime.now
rescue
end
if expires
options = options.clone
options.delete(:credentials)
else
service_catalog = options[:credentials][:service_catalog]
type = options[:hp_service_type]
zone = options[:hp_avl_zone]
begin
creds = options[:credentials].clone
creds[:endpoint_url] = get_endpoint_url(service_catalog, type, zone)
begin
creds[:cdn_endpoint_url] = get_endpoint_url(service_catalog, "CDN", zone)
rescue
end
return creds
rescue
end
options = options.clone
options.delete(:credentials)
end
end
hp_auth_uri = options[:hp_auth_uri] || "https://region-a.geo-1.identity.hpcloudsvc.com:35357/v2.0/tokens"
# append /tokens if missing from auth uri
@hp_auth_uri = hp_auth_uri.include?('tokens')? hp_auth_uri : hp_auth_uri + "tokens"
endpoint = URI.parse(@hp_auth_uri)
@scheme = endpoint.scheme || "https"
@host = endpoint.host || "region-a.geo-1.identity.hpcloudsvc.com"
@port = endpoint.port.to_s || "35357"
if (endpoint.path)
@auth_path = endpoint.path.slice(1, endpoint.path.length) # remove the leading slash
else
@auth_path = "v2.0/tokens"
end
service_url = "#{@scheme}://#{@host}:#{@port}"
# Set the User-Agent. If the caller sets a user_agent, use it.
@user_agent = options[:user_agent]
set_user_agent_header(connection_options, "fog/#{Fog::VERSION}", @user_agent)
connection = Fog::XML::Connection.new(service_url, false, connection_options)
### Implement HP Control Services Authentication services ###
# Get the style of auth credentials passed, defaults to access/secret key style
@hp_use_upass_auth_style = options[:hp_use_upass_auth_style] || false
@hp_access_key = options[:hp_access_key]
@hp_secret_key = options[:hp_secret_key]
@hp_tenant_id = options[:hp_tenant_id]
@hp_service_type = options[:hp_service_type]
@hp_avl_zone = options[:hp_avl_zone]
### Decide which auth style to use
unless (@hp_use_upass_auth_style)
# If Access Key style credentials are provided, use that
request_body = {
'auth' => {
'apiAccessKeyCredentials' => {
'accessKey' => "#{@hp_access_key}",
'secretKey' => "#{@hp_secret_key}"
}
}
}
else
# Otherwise use the Username/Password style
request_body = {
'auth' => {
'passwordCredentials' => {
'username' => "#{@hp_access_key}",
'password' => "#{@hp_secret_key}"
}
}
}
end
# add tenant_id if specified
request_body['auth']['tenantId'] = @hp_tenant_id if @hp_tenant_id
### Make the call to CS to get auth token and service catalog
response = connection.request(
{
:expects => 200,
:headers => {
'Content-Type' => 'application/json'
},
:method => 'POST',
:body => Fog::JSON.encode(request_body),
:path => @auth_path
}
)
body = Fog::JSON.decode(response.body)
### fish out auth_token and endpoint for the service
auth_token = body['access']['token']['id']
expires = body['access']['token']['expires']
service_catalog = get_service_catalog(body['access']['serviceCatalog'])
endpoint_url = get_endpoint_url(service_catalog, @hp_service_type, @hp_avl_zone)
begin
cdn_endpoint_url = get_endpoint_url(service_catalog, "CDN", @hp_avl_zone)
rescue
end
creds = {
:auth_token => auth_token,
:expires => expires,
:service_catalog => service_catalog,
:endpoint_url => endpoint_url,
:cdn_endpoint_url => cdn_endpoint_url
}
return creds
end
# CGI.escape, but without special treatment on spaces
def self.escape(str,extra_exclude_chars = '')
str.gsub(/([^a-zA-Z0-9_.-#{extra_exclude_chars}]+)/) do
'%' + $1.unpack('H2' * $1.bytesize).join('%').upcase
end
end
# converts any attributes hash from aliased keys to original attribute keys
def self.convert_aliased_attributes_to_original(model, attributes)
original_attributes = {}
attributes.each do |k, v|
if orig_key = model.aliases.invert[k]
original_attributes[orig_key] = v
else
original_attributes[k] = v
end
end
original_attributes
end
private
def self.get_service_catalog(body)
raise "Unable to parse service catalog." unless body
service_catalog = {}
body.each do |s|
type = s["type"]
next if type.nil?
type = type.to_sym
next if s['endpoints'].nil?
service_catalog[type] = {}
service_catalog[type]['name'] = s['name']
s['endpoints'].each do |ep|
next if ep['region'].nil?
next if ep['publicURL'].nil?
next if ep['publicURL'].empty?
service_catalog[type][ep['region'].to_sym] = ep['publicURL']
end
end
return service_catalog
end
#//http://10.23.67.66:9696/
def self.get_endpoint_url(service_catalog, service_type, avl_zone)
return nil if service_type.nil?
service_type = service_type.to_sym
avl_zone = avl_zone.to_sym
unless service_catalog[service_type].nil?
unless service_catalog[service_type][avl_zone].nil?
return service_catalog[service_type][avl_zone]
end
end
raise "Unable to retrieve endpoint service url for availability zone '#{avl_zone}' from service catalog. "
end
def self.set_user_agent_header(conn_opts, base_str, client_str)
if client_str
user_agent = {'User-Agent' => base_str + " (#{client_str})"}
else
user_agent = {'User-Agent' => base_str}
end
if conn_opts[:headers]
conn_opts[:headers] = user_agent.merge!(conn_opts[:headers])
else
conn_opts[:headers] = user_agent
end
end
class Mock
def self.etag
Fog::Mock.random_hex(32)
end
def self.key_fingerprint
fingerprint = []
20.times do
fingerprint << Fog::Mock.random_hex(2)
end
fingerprint.join(':')
end
def self.key_material
private_key = OpenSSL::PKey::RSA.generate(1024)
public_key = private_key.public_key
return private_key.to_s, public_key.to_s
end
def self.user_id
"dev_" + Fog::Mock.random_numbers(14)
end
def self.instance_id
Fog::Mock.random_numbers(6)
end
def self.ip_address
ip = []
4.times do
ip << Fog::Mock.random_numbers(rand(3) + 1).to_i.to_s # remove leading 0
end
ip.join('.')
end
def self.uuid
# pattern of 8-4-4-4-12 hexadecimal digits
uuid = []
[8,4,4,4,12].each do |x|
uuid << Fog::Mock.random_hex(x)
end
uuid.join('-')
end
def self.mac_address
mac_add = []
6.times do
mac_add << Fog::Mock.random_hex(2)
end
mac_add.join(':')
end
end
end
end