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[AWS|Elasticache] Use Signature v4

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This commit is contained in:
Frederick Cheung 2014-11-03 15:34:48 +00:00
parent 1fbfe53e78
commit e8c0bb2be6
1 changed files with 13 additions and 9 deletions
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22
lib/fog/aws/elasticache.rb
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@ -55,11 +55,12 @@ module Fog
include Fog::AWS::CredentialFetcher::ConnectionMethods
def initialize(options={})
@use_iam_profile = options[:use_iam_profile]
setup_credentials(options)
@instrumentor = options[:instrumentor]
@instrumentor_name = options[:instrumentor_name] || 'fog.aws.elasticache'
options[:region] ||= 'us-east-1'
@region = options[:region]
@host = options[:host] || "elasticache.#{options[:region]}.amazonaws.com"
@path = options[:path] || '/'
@port = options[:port] || 443
@ -67,6 +68,8 @@ module Fog
@connection = Fog::XML::Connection.new(
"#{@scheme}://#{@host}:#{@port}#{@path}", options[:persistent]
)
setup_credentials(options)
end
def reload
@ -81,7 +84,7 @@ module Fog
@aws_session_token = options[:aws_session_token]
@aws_credentials_expire_at = options[:aws_credentials_expire_at]
@hmac = Fog::HMAC.new('sha256', @aws_secret_access_key)
@signer = Fog::AWS::SignatureV4.new( @aws_access_key_id, @aws_secret_access_key, @region, 'elasticache')
end
def request(params)
@ -90,12 +93,13 @@ module Fog
idempotent = params.delete(:idempotent)
parser = params.delete(:parser)
body = Fog::AWS.signed_params(
body, headers = Fog::AWS.signed_params_v4(
params,
{ 'Content-Type' => 'application/x-www-form-urlencoded' },
{
:aws_access_key_id => @aws_access_key_id,
:signer => @signer,
:aws_session_token => @aws_session_token,
:hmac => @hmac,
:method => 'POST',
:host => @host,
:path => @path,
:port => @port,
@ -105,18 +109,18 @@ module Fog
if @instrumentor
@instrumentor.instrument("#{@instrumentor_name}.request", params) do
_request(body, idempotent, parser)
_request(body, headers, idempotent, parser)
end
else
_request(body, idempotent, parser)
_request(body, headers, idempotent, parser)
end
end
def _request(body, idempotent, parser)
def _request(body, headers, idempotent, parser)
@connection.request({
:body => body,
:expects => 200,
:headers => { 'Content-Type' => 'application/x-www-form-urlencoded' },
:headers => headers,
:idempotent => idempotent,
:method => 'POST',
:parser => parser