Koinos Mempool

[mvandeberg]

As a koinos node operator, I want a mempool to query transactions against so I can produce blocks and to prevent spam transactions from propagating on p2p.

• [x] Create repo build infrastructure and migrate existing mempool files from koinos (#2)
• [x] Create main.cpp to run the mempool (#3)
• [x] Koinos types updates: (koinos/koinos-types#154)
  • [x] check_pending_transaction RPC (Should mirror signature for current add_pending_transaction
  • [x] get_pending_transactions RPC (Gets N oldest pending transactions)
  • [x] Add payer, max_payer_resources, and trx_resource_limit to transaction accepted broadcast
• [x] Implement check_pending_transaction RPC (#4)
• [x] Implement get_pending_transactions RPC (#5)
• [x] Implement transaction accepted broadcast handler to add pending transactions to mempool (#6)
• [x] Implement block accepted broadcast handler to remove included transactions from mempool (#7)
• [x] Remove mempool from chain: (koinos/koinos#342)
  • [x] Remove mempool code and related RPC
  • [x] Call mempool rpc for checking a pending transaction instead of directly calling local mempool
  • [x] Update transaction broadcast to include additional fields