Commit Graph

8 Commits

Author SHA1 Message Date
teor 2ac6921d60
feat(mine): Add an internal Zcash miner to Zebra (#8136)
* Patch equihash to use the solver branch

* Add an internal-miner feature and set up its dependencies

* Remove 'Experimental' from mining RPC docs

* Fix a nightly clippy::question_mark lint

* Move a byte array utility function to zebra-chain

* fixup! Add an internal-miner feature and set up its dependencies

* Add an equihash::Solution::solve() method with difficulty checks

* Check solution is valid before returning it

* Add a TODO to check for peers before mining

* Move config validation into GetBlockTemplateRpcImpl::new()

* fixup! fixup! Add an internal-miner feature and set up its dependencies

* Use the same generic constraints for GetBlockTemplateRpcImpl struct and impls

* Start adding an internal miner component

* Add the miner task to the start command

* Add basic miner code

* Split out a method to mine one block

* Spawn to a blocking thread

* Wait until a valid template is available

* Handle shutdown

* Run mining on low priority threads

* Ignore some invalid solutions

* Use a difference nonce for each solver thread

* Update TODOs

* Change the patch into a renamed dependency to simplify crate releases

* Clean up instrumentation and TODOs

* Make RPC instances cloneable and clean up generics

* Make LongPollId Copy so it's easier to use

* Add API to restart mining if there's a new block template

* Actually restart mining if there's a new block template

* Tidy instrumentation

* fixup! Move config validation into GetBlockTemplateRpcImpl::new()

* fixup! Make RPC instances cloneable and clean up generics

* Run the template generator and one miner concurrently

* Reduce logging

* Fix a bug in getblocktemplate RPC tip change detection

* Work around some watch channel change bugs

* Rate-limit template changes in the receiver

* Run one mining solver per available core

* Use updated C code with double-free protection

* Update to the latest solver branch

* Return and submit all valid solutions

* Document what INPUT_LENGTH means

* Fix watch channel change detection

* Don't return early when a mining task fails

* Spawn async miner tasks to avoid cooperative blocking, deadlocks, and improve shutdown responsiveness

* Make existing parallelism docs and configs consistent

* Add a mining parallelism config

* Use the minimum of the configured or available threads for mining

* Ignore optional feature fields in tests

* Downgrade some frequent logs to debug

* Document new zebrad features and tasks

* Describe the internal-miner feature in the CHANGELOG

* Update dependency to de-duplicate equihash solutions

* Use futures::StreamExt instead of TryStreamExt

* Fix a panic message typo
2024-01-11 14:41:01 +00:00
teor 8c717c92dd
change(scan): Create a scanner storage database, but don't use it yet (#8031)
* Create an empty storage/db module

* Use ephemeral storage in tests

* Populate storage inside new() method

* Move scanner setup into an init() method

* Pass the network to scanner init

* Create a database but don't actually use it

* Skip shutdown format checks when skipping format upgrades

* Allow the scanner to skip launching format upgrades in production

* Refactor skipping format upgrades so it is consistent

* Allow checking configs for equality

* Restore Network import
2023-11-30 12:59:15 +00:00
teor afbe807060
change(docs): Replace doc.zebra.zfnd.org API documentation with docs.rs (#7886)
* Simple replacements of doc.zebra.zfnd.org with docs.rs

* Manual fixes for specific main/internal/external docs

* Point developer docs to doc-internal.zebra.zfnd.org

* fastmod --glob '\!.git' -- doc.zebra.zfnd.org/zebrad docs.rs/zebrad/latest/zebrad

* Manually remove any remaining doc.zfnd.zebra.org links

* Remove the external docs job

* Add changelog entry and fix links

* Fix links that were broken before this PR
2023-11-01 22:09:40 +00:00
Arya 2b81d845ea
fix(panic): Log a warning instead of panicking for unused mining configs (#7290)
* Logs warning for unused mining config

* add conditional serialization of the mining section

* rustfmt

* Simplify mining::Config argument passing

* Simplify mining config argument passing in start.rs

---------

Co-authored-by: Alfredo Garcia <oxarbitrage@gmail.com>
Co-authored-by: teor <teor@riseup.net>
2023-08-29 07:44:59 +00:00
teor a6e6eb5051
change(rpc): Provide and parse a long poll ID, but don't use it yet (#5796)
* 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
2022-12-09 01:41:46 +00:00
teor ea34baa8b8
add(test): test disabled `lightwalletd` mempool gRPCs via zebrad logs (#5016)
* add grpc mempool test research

* add a config flag for mempool injection of transactions in test

* Only copy the inner state directory in the send transactions test

* Preload Zcash parameters in some transaction verification tests

* Add a block and transaction Hash method to convert from display order bytes

* Update test coverage docs

* Add debugging output for mempool transaction verification

* Test fetching sent mempool transactions using gRPC

* Add extra log checks to the send transaction test

* Wait for zebrad mempool activation before running gRPC tests

* Update send transaction test for lightwalletd not returning mempool transactions

* Check zebrad logs instead of disabled lightwalletd gRPCs

* Add a debug option that makes RPCs pretend the sync is finished

* Remove an unused debug option

* Remove unused test code and downgrade some logs

* Fix test log checks

* Fix some rustdoc warnings

* Fix a compilation error due to new function arguments

* Make zebrad sync timeouts consistent and remove outdated code

* Document how to increase temporary directory space for tests

* Stop checking for a log that doesn't always happen

* Remove some commented-out code

Co-authored-by: Alfredo Garcia <oxarbitrage@gmail.com>

* Update a comment about run time

Co-authored-by: Alfredo Garcia <oxarbitrage@gmail.com>

* Add new config to new tests from the `main` branch

* Add transactions to the list, rather than replacing the list with each new block

Co-authored-by: Alfredo Garcia <oxarbitrage@gmail.com>
2022-09-06 13:32:33 +00:00
teor df9540833d
Breaking: fix(rpc): Add a config for multi-threaded RPC server requests (#5013)
* Add a config for increasing the number of RPC threads

* Add unit tests for parallel RPC servers

* Refactor tests to remove duplicate code

* Update the README

* Actually use parallel threads in some RPC tests
2022-09-04 05:03:15 +00:00
Alfredo Garcia 8e36686cc3
feature(rpc): add an rpc server to Zebra (#3589)
* feature(rpc): add an rpc component

* feat(rpc): add a stub for getblockchaininfo

This is the first RPC used by lightwalletd, so we need it for testing.

* fix(rpc): remove non-standard "jsonrpc: 1.0" from lightwalletd

* fix(rpc): re-enable default RPC security checks

* deps(rpc): remove not needed dependency

* fix(rpc): check if RPC task has stopped

* fix(rpc): reduce config by using Option

* fix(rpc): use tokio executor

* security(rpc): turn off rpc by default

* docs(rpc): update a TODO comment

Co-authored-by: teor <teor@riseup.net>

* fix(rpc): blocking tasks

Co-authored-by: teor <teor@riseup.net>

* rename(rpc): rpc.rs to methods.rs

* refactor(rpc): move the server to the zebra-rpc crate

* fix(rpc): clippy derive Default for RPC Config

* fix(dependencies): remove unused dependency features in zebra-rpc

We expect to use all the listed tokio features
to implement and test RPC methods.

* doc(rpc): fix testnet port, add security note

* fix(rpc): change Rust function names and update method doc TODOs

* fix(rpc): add "TODO" to fake RPC responses

* doc(rpc): update module docs

* fix(rpc): simplify server struct derives

* fix(rpc): simplify server code

* doc(rpc): explain how request fixes securely handle user-supplied data

* refactor(rpc): move the compatibility fix to a separate module

* fix(rpc): move the open log inside the spawn, and instrument it

* doc(rpc): fix toml format and provide a config example

Co-authored-by: teor <teor@riseup.net>
2022-02-22 08:26:29 -03:00