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Use BABE instead of AuRa in node (#3171)

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* babe: add babe module trait

* babe: track current slot and epoch start slot

* babe: implement ShouldEndSession based on epochs

* babe: rename weight type to avoid ambiguities

* babe: expose epoch start slot in Epoch digest

* babe: use epoch start for validating epoch transitions

* babe: make the epoch duration a parameter type

* babe: remove unused fields from config

* node: update runtime to use babe instead of aura

* node: use babe instead of aura

* core: generate sr25519 keys from seed and add to keystore

* core: remove AuthorityKeyring

* node: remove unused primitive types related to babe crypto

* uniform babe primitives crate import name

* wrap long lines

* babe: fix find_epoch_digest

* fork-tree: fix find_node_where

* node: set babe epoch duration to "10 minutes"

* babe: cleanup import key cache if authorities don't change

* node: make integration test compile (but fail)

* node: bump spec_version

* node: fix import

* babe: don't use constants in storage fields array sizes

* babe: account for first epoch slot way in the past

* babe: signal next epoch change (not current)

* babe: calculate next epoch randomness with next epoch index

* babe: track next epoch in node

* babe: cache current epoch and authorities separately

* babe: generate valid babe vrf proofs in integration test

* babe: cleanup claim_slot

* babe: perform threshold calculation according to spec

* babe: compute relative weight in threshold

* babe: more precise threshold calculation

* babe: use floats for threshold exponent calculation

* babe: update constant c
This commit is contained in:
André Silva
2019-07-24 20:53:04 +01:00
committed by DemiMarie-parity
parent 407970406d
commit 9f50c8fce4
33 changed files with 784 additions and 429 deletions
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substrate/core/test-runtime/Cargo.toml
+4 -4
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@@ -13,8 +13,8 @@ keyring = { package = "substrate-keyring", path = "../keyring", optional = true
substrate-client = { path = "../client", default-features = false }
primitives = { package = "substrate-primitives", path = "../primitives", default-features = false }
inherents = { package = "substrate-inherents", path = "../inherents", default-features = false }
consensus_aura = { package = "substrate-consensus-aura-primitives", path = "../consensus/aura/primitives", default-features = false }
consensus_babe = { package = "substrate-consensus-babe-primitives", path = "../consensus/babe/primitives", default-features = false }
aura-primitives = { package = "substrate-consensus-aura-primitives", path = "../consensus/aura/primitives", default-features = false }
babe-primitives = { package = "substrate-consensus-babe-primitives", path = "../consensus/babe/primitives", default-features = false }
rstd = { package = "sr-std", path = "../sr-std", default-features = false }
runtime_io = { package = "sr-io", path = "../sr-io", default-features = false }
runtime_primitives = { package = "sr-primitives", path = "../sr-primitives", default-features = false }
@@ -54,8 +54,8 @@ std = [
"inherents/std",
"runtime_primitives/std",
"runtime_version/std",
"consensus_aura/std",
"consensus_babe/std",
"aura-primitives/std",
"babe-primitives/std",
"primitives/std",
"substrate-trie/std",
"trie-db/std",