Class: Meeseeker::BlockFollowerJob

Inherits:
Object
  • Object
show all
Defined in:
lib/meeseeker/block_follower_job.rb

Constant Summary collapse

MAX_VOP_RETRY = 
3

Instance Method Summary collapse

Instance Method Details

#perform(options = {}) ⇒ Object 



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
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
 
# File 'lib/meeseeker/block_follower_job.rb', line 5

def perform(options = {})
  block_api = Steem::BlockApi.new(url: Meeseeker.node_url)
  redis = Meeseeker.redis
  last_key_prefix = nil
  trx_index = 0
  current_block_num = nil
  block_transactions = []
  
  stream_operations(options) do |op, trx_id, block_num|
    begin
      current_key_prefix = "steem:#{block_num}:#{trx_id}"
      
      if current_key_prefix == last_key_prefix
        trx_index += 1
      else
        if !!last_key_prefix
          _, b, t = last_key_prefix.split(':')
          transaction_payload = {
            block_num: b.to_i,
            transaction_id: t,
            transaction_num: block_transactions.size
          }
          
          block_transactions << trx_id unless trx_id == VIRTUAL_TRX_ID
          redis.publish('steem:transaction', transaction_payload.to_json)
        end
        last_key_prefix = "steem:#{block_num}:#{trx_id}"
        trx_index = 0
      end
      
      op_type = op.type.split('_')[0..-2].join('_')
      key = "#{current_key_prefix}:#{trx_index}:#{op_type}"
      puts key
    end
    
    redis.set(key, op.to_json)
    redis.expire(key, Meeseeker.expire_keys) unless Meeseeker.expire_keys == -1
    
    if current_block_num != block_num
      block_transactions = []
      block_payload = {
        block_num: block_num
      }
      
      if Meeseeker.include_block_header
        catch :block_header do
          block_api.get_block_header(block_num: block_num) do |result|
            throw :block_header if result.nil || result.header.nil?
            
            block_payload.merge!(result.header.to_h)
          end
        end
      end
      
      redis.set(LAST_BLOCK_NUM_KEY, block_num)
      redis.publish('steem:block', block_payload.to_json)
      current_block_num = block_num
    end
    
    redis.publish("steem:op:#{op_type}", {key: key}.to_json)
    
    if Meeseeker.publish_op_custom_id
      if %w(custom custom_binary custom_json).include? op_type
        id = (op["value"]["id"] rescue nil).to_s
        
        if id.size > 0
          redis.publish("steem:op:#{op_type}:#{id}", {key: key}.to_json)
        end
      end
    end
  end
end