* Make Zebra's getblocktemplate like zcashd's
* Update snapshots
* Add missing docs
* Fix typo
* Sort coinbase outputs by serialized script for zcashd
* Sort excluding the length byte, make transaction order always stable
* Update snapshots
* Explain that `zcashd` doesn't seem to have a fixed transaction order
* Add constants and fix comments for mempool timer / state watch
* Add a best_tip_changed() method to trait ChainTip
* Check for chain tip changes using a future, and return on error
* Ignore state changes before the most recent state fetch
* Add a submit old field to the getblocktemplate RPC during long polling
* Make the submit_old field optional, rather than `null` in JSON
* Update some TODOs
* Add long polling snapshot tests, use RON for deserialized coinbase fields
* Clarify some comments
* Simplify the BestTipChanged future implementations
* Fix some comment typos
* Add some TODOs
* Move and rename height_from_signed_int()
* Move get_block_template() support functions to a submodule
* Fix incorrect P2SH comments and logs
* Split initial checks into their own functions
* Split state fetch into its own function, do some cleanup
* Move get_block_template_opts to get_block_template::parameters
* Fix and simplify test imports
* Rename block_height to next_block_height
* Rename to chain_tip_and_local_time to make it clear what it contains
* Split fetching mempool transactions out, include them in long poll id
* Refactor coinbase generation
* Split default root calculation into a separate function
* Use DateTime32 for getblocktemplate times
* Use typed difficulty fields rather than strings
* Split out a generate coinbase and roots function
* Move GetBlockTemplate construction into a method
* Document what happens to unusual difficulty values
* Clean up some TODOs
* fastmod check_address check_miner_address
* cargo fmt --all
* Fix an incorrect panic message
Co-authored-by: mergify[bot] <37929162+mergify[bot]@users.noreply.github.com>
* Declare support for long polling in the getblocktemplate RPC
* Add long polling input and ID structs
* Split out an update_checksum() function
* Implement LongPollId conversion to and from a string
* Use the LongPollId type in the RPC
* Add a longpollid field to the getblocktemplate parameters and responses, but don't use it yet
* Use multiple RPC threads with the getblocktemplate feature, to enable efficient long polling
* Update RPC snapshots
* Remove the "longpoll" capability, it's for miners, not nodes
* Use the long poll length constant in tests
* Update snapshots
* Remove the "long polling is not supported" error
* Fix minor compilation issues after the merge/rebase
* Expand long poll id comments
* Rename estimated height to local height, because that's what it actually is
* Add an invalid params test and fix the long poll id test
* Add modified config for config_tests
* Instrument all the config sub-tests
* Show the missing config file when the test fails
* Fix the generated config file
* Allow a clippy lint in tests
* Explain conversion from bytes to u32
* Remove a duplicate test case
* Remove verbose continuous_blockchain test logs
* Downgrade verbose zebra-network logs to debug
* Downgrade some state logs to debug during tests
* Mark were we would add always-on log filters, if we needed to
* Reduce the number of mempool property tests, to reduce logging
* adds type and stub
* adds:
- SolutionRate state request
- getnetworksolps, getnetworkhashps, & getmininginfo RPCs
- vectors tests
* adds snapshot tests
updates ReadRequest::SolutionRate doc link
* removes random slash in doc comment
moves snapshot tests up where it can use the populated state service
* adds snapshots
* updates doc comments
* applies `num_blocks` default in RPC instead of `solution_rate`
* adds # Correctness comment
* Add testnet field to getmininginfo response
* use PartialCumulativeWork instead of u128
* document why `solution_rate` takes an extra block
* add comment explaining why the work for the last block in the iterator is not added to `total_work`
* use `as_u128` method instead of deref for PartialCumulativeWork
* Updates `chain` field of getmininginfo response
* Updates snapshots
Adds "arbitrary_precision" feature to serde_json in zebra-rpc
* Box errors to deal with large error warnings, add accessor methods for error properties
* Remove or explain some large enum variant lints
* Turn some tickets into TODOs
* Allow missing docs on single-field error enum variants
Co-authored-by: mergify[bot] <37929162+mergify[bot]@users.noreply.github.com>
* Update ZIP-317 implementation for unpaid actions
* Split shared transaction choose and check into its own function
* Fix an incorrect address error message
* Simplify code, expand docs
* Require docs for getblocktemplate RPC types
* Account for the coinbase transaction in the transaction selection limits
* Fix a broken doc link, update comments, tidy imports
* Fix comment typos
* Use the actual block height rather than Height::MAX for the fake coinbase
* Use a 1 zat fee rather than 0, just in case someone gets clever and skips zero outputs
* populate `blockcommitmenthash` and `defaultroot` missing fields
* remove assertion line manually from snaps
* fix some imports and docs
* fix some docs
* add a consistency check
* Rename a constant to FINALIZED_STATE_QUERY_RETRIES and use it everywhere
* Move tip query inside retry, split tip into tip_height and tip_hash
* Return retry failures rather than panicking
* Query relevant chain inside the retry
* Check the entire state for consistency, not just the finalized tip
Co-authored-by: teor <teor@riseup.net>
* Adds ignored jsonrequestobject argument
* adds docs
returns an error for unsupported options
* returns an error when longpollid is provided
* comments out capabilities enum and uses Vec<String> instead
* fixes spelling mistake
* uncomments GetBlockTemplateCapability enum and uses allow(dead_code) instead
* adds UnknownCapability
* Apply suggestions from code review
Co-authored-by: teor <teor@riseup.net>
* adds derived traits.
* removes unused [allow(dead_code)]
* test invalid params error for block data
* add capablity to gbt vectors test
* reverts passing in default options to getblocktemplate request in vectors test
* adds a jsonrequestobject with an unknown capability to gbt acceptance test
Co-authored-by: teor <teor@riseup.net>
* Mine both standard and min difficulty blocks on testnet
* Add a POW_ADJUSTMENT_BLOCK_SPAN and fix an incorrect assertion
* Split the testnet adjustment into its own function
* Clarify a panic message
* Fix comments
* Split the conventional fee check into its own method
This will be used for block production and relaying
* Move getblocktemplate transaction selection into a new zip317 module
* Add a block_production_fee_weight field to VerifiedUnminedTx
* Add a custom Zebra minimum transaction weight for block production
* Implement ZIP-317 transaction selection for block production
* Split weighted index setup into its own function
* Split picking a transaction into its own function
* Re-apply: add acceptance test for getblocktemplate method in CI (#5653)
Revert "Revert "change(tests): add acceptance test for getblocktemplate method in CI (#5653)" (#5672)"
This reverts commit 6446e0ec1b.
* Fix incorrect MAX_CONTEXT_BLOCKS assertion in state
* Actually negate the miner fee for the RPC output
* Try the RPC again after waiting for transactions to verify
* Log before the test waits for the mempool to verify transactions
* Use the new ssh key secrets in CI
* populate block height
* populate cur_time
* populate min_time
* populate capabilities
* populate last_block_hash
* create read state request for getblocktemplate
* refactor to get difficulty fields more properly
* populate bits and target fields
* fix tests
* add target and bits documentation
* docs
* fix docs
* docs
* remove metrixs counter calls
* apply some suggestions from code review
* hide some code behind feature
* simplify the service
* fix error handling
* remove comment
* fox doc
* panic if we dont have enough state
* bring tip data from the state
* make proposal empty
* fix time
* fix docs, consensus rules
* remove non used anymore fn
* remove another non used fn
* remove no needed change
* remove more unused changes
* remove unused anymore change
* apply suggestions from code review
Co-authored-by: teor <teor@riseup.net>
* fix build and snapshots
* apply testnet consensus rule
* fix test
* rustfmt
* remove time as allowed field to be modified by the miner if mining minimum difficulty block
* move all times to before calculating difficulty
* do some cleanup
* Adjust times so the whole time range is a testnet minimum difficulty block
* Return a GetBlockTemplateChainInfo struct from the difficulty calculation
* Add a Zebra-only max_time field to the getblocktemplate RPC
Co-authored-by: teor <teor@riseup.net>
* Add a ZIP-317 conventional fee module
* Add a conventional fee calculation stub, and use it for mempool size limiting
* Just return a usize from zcash_serialized_size(), removing the unused Result
* Add ZIP-317 constants
* Calculate the ZIP-317 conventional fee
* Update tests
* Add a CHANGELOG entry
* Fix a comment typo
Co-authored-by: Daira Hopwood <daira@jacaranda.org>
* Fix some missing words in a comment
Co-authored-by: Arya <aryasolhi@gmail.com>
Co-authored-by: Daira Hopwood <daira@jacaranda.org>
Co-authored-by: Arya <aryasolhi@gmail.com>
* Returns error from getblocktemplate if not synced
* sets max estimated distance to 1
* removes unnecessary calls to best_tip_height
adds info log when estimated_distance_to_chain_tip is too high
* trigger GitHub actions
Co-authored-by: mergify[bot] <37929162+mergify[bot]@users.noreply.github.com>
* Make the queue runner task shut down when the RpcImpl is dropped
* Move RPC server startup into the spawn() tokio future
* Return a shutdown handle from the RPC spawn() method
* Shut down the RPC server properly when Zebra shuts down
* Add a changelog entry for this security fix
* Call RpcServer::shutdown() when it is dropped, and wait
* Block on RPC server shutdown when Zebra's tasks have an error
* Add a getblocktemplate-rpcs feature to zebra-chain, and fix missing feature deps
* Add a coinbase transaction creation stub
* Add coinbase creation to zebra-chain
* Add coinbase creation and miner subsidy to zebra-consensus
* Add the miner config to the GetBlockTemplateRpcImpl
* Generate the coinbase transaction in the getblocktemplate RPC
* Provide fake valid block heights to getblocktemplate RPC tests
* Update getblocktemplate RPC snapshots
* Add a getblocktemplate.coinbase_tx deserialized transaction snapshot test
* Update snapshots
* Return funding stream outputs in the same order every time
* Update snapshots
* Fix a script bytes bug
* Update snapshots
* Split out a select_mempool_transactions() function
* Add some TODOs
* Cleanup redundant dependencies
* Draft conversion from coinbase Transactions into TransactionTemplates
* Document a non-coinbase requirement for remaining_transaction_balance()
* Add a Network field to the getblocktemplate RPC handler
* Clarify an error message
* Re-raise panics in the getblocktemplate task, for better debugging
* Fix how the fake coinbase transaction is created
Co-authored-by: mergify[bot] <37929162+mergify[bot]@users.noreply.github.com>