blob: 825ec6eabda548f14f0e7c72b55b61dbd4d98e13 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
|
class ActionMailbox::Ingresses::Mandrill::InboundEmailsController < ActionMailbox::BaseController
before_action :ensure_authenticated
def create
raw_emails.each { |raw_email| ActionMailbox::InboundEmail.create_and_extract_message_id! raw_email }
head :ok
rescue JSON::ParserError => error
log.error error.message
head :unprocessable_entity
end
private
def raw_emails
events.lazy.
select { |event| event["event"] == "inbound" }.
collect { |event| event.dig("msg", "raw_msg") }.
collect { |message| StringIO.new message }
end
def events
JSON.parse params.require(:mandrill_events)
end
def ensure_authenticated
head :unauthorized unless authenticated?
end
def authenticated?
Authenticator.new(request).authenticated?
end
class Authenticator
cattr_accessor :key
attr_reader :request
def initialize(request)
@request = request
end
def authenticated?
ActiveSupport::SecurityUtils.secure_compare given_signature, expected_signature
end
private
def given_signature
request.headers["X-Mandrill-Signature"]
end
def expected_signature
Base64.encode64(OpenSSL::HMAC.digest(OpenSSL::Digest::SHA1.new, key, message)).strip
end
def message
[ request.original_url, request.POST.sort ].flatten.join
end
end
end
|