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Implement the Statement Distribution Subsystem #1326

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Jul 6, 2020
Merged

Implement the Statement Distribution Subsystem #1326

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5d7f6d5
set up data types and control flow for statement distribution
rphmeier Jun 27, 2020
28f12c5
add some set-like methods to View
rphmeier Jun 27, 2020
f8992a2
implement sending to peers
rphmeier Jun 27, 2020
72b339b
start fixing equivocation handling
rphmeier Jun 29, 2020
6a16cd7
Add a section to the statement distribution subsystem on equivocation…
rphmeier Jun 30, 2020
ca3b523
fix typo and amend wording
rphmeier Jun 30, 2020
8464686
implement flood protection
rphmeier Jul 1, 2020
cac9adc
have peer knowledge tracker follow when peer first learns about a can…
rphmeier Jul 1, 2020
1be7e37
send dependents after circulating
rphmeier Jul 1, 2020
47f2df8
add another TODO
rphmeier Jul 1, 2020
cd30c21
trigger send in one more place
rphmeier Jul 1, 2020
a39ad10
refactors from review
rphmeier Jul 1, 2020
751122b
send new statements to candidate backing
rphmeier Jul 1, 2020
d413426
instantiate active head data with runtime API values
rphmeier Jul 1, 2020
7b82e1b
track our view changes and peer view changes
rphmeier Jul 1, 2020
94a69ff
apply a benefit to peers who send us statements we want
rphmeier Jul 1, 2020
a3b4b6a
remove unneeded TODO
rphmeier Jul 1, 2020
eb51e80
add some comments and improve Hash implementation
rphmeier Jul 1, 2020
b9876ae
start tests and fix `note_statement`
rphmeier Jul 2, 2020
f605ed2
test active_head seconding logic
rphmeier Jul 2, 2020
5650620
test that the per-peer tracking logic works
rphmeier Jul 2, 2020
dd00108
test per-peer knowledge tracker
rphmeier Jul 2, 2020
c93b545
test that peer view updates lead to messages being sent
rphmeier Jul 2, 2020
19ee505
test statement circulation
rphmeier Jul 2, 2020
9093736
address review comments
rphmeier Jul 2, 2020
6d18b62
have view set methods return references
rphmeier Jul 2, 2020
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22 changes: 22 additions & 0 deletions Cargo.lock
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1 change: 1 addition & 0 deletions Cargo.toml
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Expand Up @@ -43,6 +43,7 @@ members = [
"validation",

"node/network/bridge",
"node/network/statement-distribution",
"node/overseer",
"node/primitives",
"node/service",
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26 changes: 26 additions & 0 deletions node/network/statement-distribution/Cargo.toml
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@@ -0,0 +1,26 @@
[package]
name = "polkadot-statement-distribution"
version = "0.1.0"
authors = ["Parity Technologies <admin@parity.io>"]
description = "Statement Distribution Subsystem"
edition = "2018"

[dependencies]
futures = "0.3.5"
log = "0.4.8"
futures-timer = "3.0.2"
streamunordered = "0.5.1"
polkadot-primitives = { path = "../../../primitives" }
node-primitives = { package = "polkadot-node-primitives", path = "../../primitives" }
parity-scale-codec = "1.3.0"
sp-runtime = { git = "https://github.com/paritytech/substrate", branch = "master" }
sp-staking = { git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
polkadot-subsystem = { package = "polkadot-node-subsystem", path = "../../subsystem" }
arrayvec = "0.5.1"
indexmap = "1.4.0"

[dev-dependencies]
parking_lot = "0.10.0"
subsystem-test = { package = "polkadot-subsystem-test-helpers", path = "../../test-helpers/subsystem" }
assert_matches = "1.3.0"
sp-keyring = { git = "https://github.com/paritytech/substrate", branch = "master" }
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