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117 lines
3.2 KiB
Plaintext
117 lines
3.2 KiB
Plaintext
:: aggregator/send: send rollup tx
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::
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/- rpc=json-rpc, *aggregator
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/+ naive, ethereum, ethio, strandio
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::
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=/ gas-limit=@ud 30.000 ::TODO verify, maybe scale with roll size
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::
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|= args=vase
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=+ !<(rpc-send-roll args)
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=/ m (strand:strandio ,vase)
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|^
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^- form:m
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=* not-sent (pure:m !>(%.y^next-gas-price))
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::
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=/ =address:ethereum (address-from-prv:key:ethereum pk)
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;< expected-nonce=@ud bind:m
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(get-next-nonce:ethio endpoint address)
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:: if chain expects a different nonce, don't send this transaction
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::
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?. =(nonce expected-nonce)
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not-sent
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:: if a gas-price of 0 was specified, fetch the recommended one
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::
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;< use-gas-price=@ud bind:m
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?: =(0 next-gas-price) fetch-gas-price
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(pure:(strand:strandio @ud) next-gas-price)
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:: if we cannot pay for the transaction, don't bother sending it out
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::
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=/ max-cost=@ud (mul gas-limit use-gas-price)
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;< balance=@ud bind:m
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(get-balance:ethio endpoint address)
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?: (gth max-cost balance)
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~& [%insufficient-aggregator-balance address]
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not-sent
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::
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::NOTE this fails the thread if sending fails, which in the app gives us
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:: the "retry with same gas price" behavior we want
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;< =response:rpc bind:m
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%+ send-batch endpoint
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=; tx=transaction:rpc:ethereum
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(sign-transaction:key:ethereum tx pk)
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:* nonce
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use-gas-price
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gas-limit
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contract
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0
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::
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%+ can:naive 3
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%+ roll txs
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|= [=raw-tx:naive out=(list octs)]
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%+ weld
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out
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:_ [raw.raw-tx ~]
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(met 3 sig.raw-tx)^sig.raw-tx
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::
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chain-id
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==
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%- pure:m
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!> ^- (each @ud @t)
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?+ -.response %.n^'unexpected rpc response'
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%error %.n^message.response
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:: TODO:
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:: check that tx-hash in +.response is non-zero?
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:: log tx-hash to getTransactionReceipt(tx-hash)?
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:: enforce max here, or in app?
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:: add five gwei to gas price of next attempt
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::
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%result %.y^(add use-gas-price 5.000.000.000)
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==
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::
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::TODO should be distilled further, partially added to strandio?
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++ fetch-gas-price
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=/ m (strand:strandio @ud) ::NOTE return in wei
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^- form:m
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=/ =request:http
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:* method=%'GET'
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url='https://api.etherscan.io/api?module=gastracker&action=gasoracle'
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header-list=~
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~
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==
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;< ~ bind:m
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(send-request:strandio request)
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;< rep=(unit client-response:iris) bind:m
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take-maybe-response:strandio
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=* fallback
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~& %fallback-gas-price
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(pure:m 40.000.000.000) ::TODO maybe even lower, considering we increment?
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?. ?& ?=([~ %finished *] rep)
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?=(^ full-file.u.rep)
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==
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fallback
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?~ jon=(de-json:html q.data.u.full-file.u.rep)
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fallback
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=; res=(unit @ud)
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?~ res fallback
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%- pure:m
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(mul 1.000.000.000 u.res) ::NOTE gwei to wei
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%. u.jon
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=, dejs-soft:format
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(ot 'result'^(ot 'FastGasPrice'^ni ~) ~)
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::
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++ send-batch
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|= [endpoint=@ta batch=@ux]
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=/ m (strand:strandio ,response:rpc)
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^- form:m
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=/ req=[(unit @t) request:rpc:ethereum]
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[`'sendRawTransaction' %eth-send-raw-transaction batch]
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;< res=(list response:rpc) bind:m
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(request-batch-rpc-loose:ethio endpoint [req]~)
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?: ?=([* ~] res)
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(pure:m i.res)
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%+ strand-fail:strandio
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%unexpected-multiple-results
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[>(lent res)< ~]
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::
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--
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