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send_message weight now depends on message size (#603)

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* `send_message` weight now depends on message size

* fix tests

* Update modules/message-lane/src/benchmarking.rs

Co-authored-by: Hernando Castano <HCastano@users.noreply.github.com>

* Update modules/message-lane/src/benchmarking.rs

Co-authored-by: Hernando Castano <HCastano@users.noreply.github.com>

Co-authored-by: Hernando Castano <HCastano@users.noreply.github.com>
This commit is contained in:
Svyatoslav Nikolsky
2021-01-12 12:20:40 +03:00
committed by Bastian Köcher
parent de3037853b
commit 820407ee98
8 changed files with 237 additions and 63 deletions
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bridges/modules/message-lane/src/weights_ext.rs
+14 -1
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@@ -23,7 +23,8 @@ use frame_support::weights::Weight;
/// Ensure that weights from `WeightInfoExt` implementation are looking correct.
pub fn ensure_weights_are_correct<W: WeightInfoExt>() {
assert_ne!(W::send_message_worst_case(), 0);
assert_ne!(W::send_message_overhead(), 0);
assert_ne!(W::send_message_size_overhead(0), 0);
assert_ne!(W::receive_messages_proof_overhead(), 0);
assert_ne!(W::receive_messages_proof_messages_overhead(1), 0);
@@ -36,6 +37,18 @@ pub fn ensure_weights_are_correct<W: WeightInfoExt>() {
/// Extended weight info.
pub trait WeightInfoExt: WeightInfo {
/// Returns weight of message send transaction (`send_message`).
fn send_message_overhead() -> Weight {
Self::send_minimal_message_worst_case()
}
/// Returns weight that needs to be accounted when message of given size is sent (`send_message`).
fn send_message_size_overhead(message_size: u32) -> Weight {
let message_size_in_kb = (1024u64 + message_size as u64) / 1024;
let single_kb_weight = (Self::send_16_kb_message_worst_case() - Self::send_1_kb_message_worst_case()) / 15;
message_size_in_kb * single_kb_weight
}
/// Returns weight overhead of message delivery transaction (`receive_messages_proof`).
fn receive_messages_proof_overhead() -> Weight {
let weight_of_two_messages_and_two_tx_overheads = Self::receive_single_message_proof().saturating_mul(2);