gavofyork’s gists

gavofyork / gist:5635d3dbdcd60e7af5fb43349b5c471e

Created May 17, 2018 09:41

	2018-05-17 09:17:23 main INFO polkadot Imported #65681 (5573�9d4a)
	thread '<unnamed>' panicked at 'Externalities not allowed to fail within runtime: Error(Msg("Trie lookup error: Invalid state root: 0xa87a�11cc"), State { next_error: None, backtrace: None })', libcore/result.rs:945:5
	2018-05-17 09:17:23 WARN consensus Error computing next transaction index: Runtime error
	2018-05-17 09:17:23 TRACE sync Announcing block 55734daff7cb041284ab93ace33b7c5c8dbb099c1470c7f0161b102c6d919d4a to 18
	2018-05-17 09:17:23 TRACE sync Clearing conensus message cache
	2018-05-17 09:17:23 TRACE sync Cleaned up 14 stale messages
	2018-05-17 09:17:23 TRACE bft max_faulty_of(4)=1
	2018-05-17 09:17:24 IO Worker #1 TRACE sync BFT message from 18: LocalizedBftMessage { message: Consensus(Vote(SignedConsensusVote { vote: Commit(2, 55734daff7cb041284ab93ace33b7c5c8dbb099c1470c7f0161b102c6d919d4a), sender: [129, 1, 118, 79, 69, 119, 141, 73, 128, 218, 218, 2
	06, 238, 110, 138, 242, 81, 125, 58, 185, 26, 201, 190, 201, 205, 23,

gavofyork / gist:7d95a6039379a3c0f8172ecf56df1d3b

Created May 17, 2018 09:38

	2018-05-17 09:17:28 main INFO polkadot Idle (2 peers), best: #65681 (5573�9d4a)
	2018-05-17 09:17:28 IO Worker #2 TRACE sync BFT message from 23: LocalizedBftMessage { message: Consensus(Vote(SignedConsensusVote { vote: Prepare(1, 7fb512fd0ee567df71e06def7b40b045cdeb4f61ff625f52336eab754831f8a2), sender: [130, 195, 155, 49, 162, 183, 154, 144, 248, 230, 1
	10, 122, 119, 253, 184, 90, 78, 213, 81, 127, 42, 227, 159, 106, 128, 86, 94, 142, 202, 232, 92, 245], signature: cb5df0ed88908bb9634764b724f445d2cd058579ea1844a475a70633847e84b290e1e3d5537fa624e1e0bf843083ccd66ecc02910fa8c5886ccee6ef3bb6740a })), parent_hash: 55734daff7cb0412
	84ab93ace33b7c5c8dbb099c1470c7f0161b102c6d919d4a }
	2018-05-17 09:17:28 TRACE bft importing vote Prepare(1, 7fb512fd0ee567df71e06def7b40b045cdeb4f61ff625f52336eab754831f8a2) from 82c3�5cf5
	2018-05-17 09:17:28 TRACE bft Polling BFT logic. State=(1, Proposed)
	2018-05-17 09:17:28 TRACE bft Polling BFT logic. State=(1, Prepared(true))
	2018-05-17 09:17:28 TRACE sync Broadcasting BFT

gavofyork / gist:1310f3b58cdf1ea802fe9802d34777bf

Created May 14, 2018 15:00

gavofyork / gist:893b996f26347edde7e471486884063f

Created March 22, 2018 02:12

	// Copyright 2017 Parity Technologies (UK) Ltd.
	// This file is part of Substrate Demo.

	// Substrate Demo is free software: you can redistribute it and/or modify
	// it under the terms of the GNU General Public License as published by
	// the Free Software Foundation, either version 3 of the License, or
	// (at your option) any later version.

	// Substrate Demo is distributed in the hope that it will be useful,
	// but WITHOUT ANY WARRANTY; without even the implied warranty of

gavofyork / gist:02bf1196236eb76c75038d6ddcaff47c

Created February 20, 2018 11:25

	mod new1 {
	use super::{Number, Hash};

	/// A block-level event. Encodes something that happened in-block which is important to
	/// light-clients. There are a number of reserved event types.
	type Event = Vec<u8>;

	/// The header of a block. This is the minimal amount of data required to sync the chain at
	/// minimal viable security. It contains nothing more than cryptographic references.
	struct Header {

gavofyork / gist:5350e961fe726bc4b9b22503ae7a0f59

Last active February 21, 2018 07:11

	mod new1 {
	use super::{Number, Hash};

	/// The header of a block. This is the minimal amount of data required to sync the chain at
	/// minimal viable security. It contains nothing more than cryptographic references.
	struct Header {
	/// Cryptographic reference to the previous block's header.
	parent: Hash,
	/// Cryptographic reference to pieces of extrinsic information (assumed to be an ordered
	/// list of `Extrinsic`, keyed into a Merkle trie by a 0-based index). Extrinsic

gavofyork / gist:6e67f6cd3499aa5685a9f6ff3a5e2c97

Created December 31, 2017 19:16

	use std::result;
	use parity_wasm::elements::Module;
	use parity_wasm::interpreter::UserFunctionDescriptor;

	#[derive(Clone)]
	struct DummyUserFunctionExecutor;
	impl<E: interpreter::UserError> interpreter::UserFunctionExecutor<E> for DummyUserFunctionExecutor {
	fn execute(&mut self, name: &str, context: interpreter::CallerContext<E>) ->
	result::Result<Option<interpreter::RuntimeValue>, interpreter::Error<E>>
	{

gavofyork / gist:7fc5b51f72287cd316b5e82fd2e42728

Created December 11, 2017 11:28

	#![no_std]
	#![feature(lang_items)]
	#![cfg_attr(feature = "strict", deny(warnings))]

	#![feature(alloc)]

	extern crate alloc;
	use alloc::boxed::Box;

	extern crate pwasm_libc;

gavofyork / gist:c93a3355623c5cb484ed4375d998d700

Created December 6, 2017 11:12

	// create new program
	let program = parity_wasm::ProgramInstance::new();
	// load module
	let module_instance = program.add_module("main", module, Some(&params.externals)).unwrap();
	// TODO: initialise memory needed here?
	// => linear memory is created
	let module_memory = module_instance.memory(ItemIndex::Internal(0)).unwrap();

	// create native env module executor
	let mut executor = FunctionExecutor {

gavofyork / gist:edb3a981447b62084aaf141a691bf084

Created July 12, 2017 12:52

	017-07-12 14:51:07 IO Worker #0 TRACE network Connecting to V4(159.203.210.80:30303)
	2017-07-12 14:51:07 IO Worker #0 TRACE network Sending handshake auth to "Unknown"
	2017-07-12 14:51:07 IO Worker #0 TRACE network 13: Sending 307 bytes
	2017-07-12 14:51:07 IO Worker #0 TRACE network Expect to read 210 bytes
	2017-07-12 14:51:07 TRACE network connection reregister; token=Token(13)
	2017-07-12 14:51:07 TRACE network connection register; token=Token(13)
	2017-07-12 14:51:07 IO Worker #0 TRACE network Connecting to V4(37.128.191.230:30303)
	2017-07-12 14:51:07 IO Worker #0 TRACE network Sending handshake auth to "Unknown"
	2017-07-12 14:51:07 IO Worker #0 TRACE network 11: Sending 307 bytes
	2017-07-12 14:51:07 IO Worker #0 TRACE network Expect to read 210 bytes

Gavin Wood gavofyork