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[DNM] versi V3-activation test: YAP/glutton V3 scheduling + westend-100 epochs (stable2606) #12677

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[DNM] versi V3-activation test: YAP/glutton V3 scheduling + westend-100 epochs (stable2606) #12677

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cd0793e
westend: 100-slot fast-runtime epoch for versi (westend-100 semantics)
iulianbarbu Jul 17, 2026
05b118f
glutton-westend, yet-another-parachain: enable V3 scheduling
iulianbarbu Jul 17, 2026
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18 changes: 17 additions & 1 deletion cumulus/parachains/runtimes/glutton/glutton-westend/src/lib.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -188,6 +188,22 @@ const BLOCK_PROCESSING_VELOCITY: u32 = 3;
/// into the relay chain.
const UNINCLUDED_SEGMENT_CAPACITY: u32 = (3 + RELAY_PARENT_OFFSET) * BLOCK_PROCESSING_VELOCITY;

/// Enables V3 scheduling while accepting any scheduling signature, like the
/// `cumulus-test-runtime` `v3-descriptor` flavor does. Glutton is a testing-only
/// runtime, so signature verification adds nothing here.
pub struct SchedulingV3AcceptAll;

impl VerifySchedulingSignature for SchedulingV3AcceptAll {
const V3_SCHEDULING_ENABLED: bool = true;

fn verify(
_signed_info: &cumulus_primitives_core::SignedSchedulingInfo,
_internal_scheduling_parent_header: &cumulus_primitives_core::relay_chain::Header,
) -> bool {
true
}
}

type ConsensusHook = cumulus_pallet_aura_ext::FixedVelocityConsensusHook<
Runtime,
RELAY_CHAIN_SLOT_DURATION_MILLIS,
Expand All @@ -208,7 +224,7 @@ impl cumulus_pallet_parachain_system::Config for Runtime {
type ConsensusHook = ConsensusHook;
type WeightInfo = weights::cumulus_pallet_parachain_system::WeightInfo<Runtime>;
type RelayParentOffset = ConstU32<RELAY_PARENT_OFFSET>;
type SchedulingSignatureVerifier = ();
type SchedulingSignatureVerifier = SchedulingV3AcceptAll;
}

parameter_types! {
Expand Down
18 changes: 17 additions & 1 deletion cumulus/parachains/runtimes/testing/yet-another-parachain/src/lib.rs
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Expand Up @@ -153,6 +153,22 @@ const BLOCK_PROCESSING_VELOCITY: u32 = 12;
/// Relay chain slot duration, in milliseconds.
const RELAY_CHAIN_SLOT_DURATION_MILLIS: u32 = 6000;

/// Enables V3 scheduling while accepting any scheduling signature, like the
/// `cumulus-test-runtime` `v3-descriptor` flavor does. YAP is a testing-only
/// runtime, so signature verification adds nothing here.
pub struct SchedulingV3AcceptAll;

impl VerifySchedulingSignature for SchedulingV3AcceptAll {
const V3_SCHEDULING_ENABLED: bool = true;

fn verify(
_signed_info: &cumulus_primitives_core::SignedSchedulingInfo,
_internal_scheduling_parent_header: &cumulus_primitives_core::relay_chain::Header,
) -> bool {
true
}
}

parameter_types! {
pub const BlockHashCount: BlockNumber = 250;
pub const Version: RuntimeVersion = VERSION;
Expand Down Expand Up @@ -373,7 +389,7 @@ impl cumulus_pallet_parachain_system::Config for Runtime {
type CheckAssociatedRelayNumber = RelayNumberMonotonicallyIncreases;
type ConsensusHook = ConsensusHook;
type RelayParentOffset = ConstU32<RELAY_PARENT_OFFSET>;
type SchedulingSignatureVerifier = ();
type SchedulingSignatureVerifier = SchedulingV3AcceptAll;
}

impl pallet_message_queue::Config for Runtime {
Expand Down
2 changes: 1 addition & 1 deletion polkadot/runtime/westend/constants/src/lib.rs
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Expand Up @@ -42,7 +42,7 @@ pub mod time {

pub const MILLISECS_PER_BLOCK: Moment = 6000;
pub const SLOT_DURATION: Moment = MILLISECS_PER_BLOCK;
pub const EPOCH_DURATION_IN_SLOTS: BlockNumber = prod_or_fast!(1 * HOURS, 1 * MINUTES);
pub const EPOCH_DURATION_IN_SLOTS: BlockNumber = prod_or_fast!(1 * HOURS, 10 * MINUTES);

// These time units are defined in number of blocks.
pub const MINUTES: BlockNumber = 60_000 / (MILLISECS_PER_BLOCK as BlockNumber);
Expand Down
8 changes: 5 additions & 3 deletions polkadot/runtime/westend/src/lib.rs
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Expand Up @@ -348,7 +348,9 @@ impl pallet_preimage::Config for Runtime {
parameter_types! {
pub const EpochDuration: u64 = prod_or_fast!(
EPOCH_DURATION_IN_SLOTS as u64,
2 * MINUTES as u64
// 100-slot (10-minute) sessions for versi, matching the historical
// westend-100 runtime the network ran before.
10 * MINUTES as u64
);
pub const ExpectedBlockTime: Moment = MILLISECS_PER_BLOCK;
pub const ReportLongevity: u64 =
Expand Down Expand Up @@ -571,11 +573,11 @@ parameter_types! {
// phase durations. 1/4 of the last session for each.
pub SignedPhase: u32 = prod_or_fast!(
EPOCH_DURATION_IN_SLOTS / 4,
(1 * MINUTES).min(EpochDuration::get().saturated_into::<u32>() / 2)
(10 * MINUTES).min(EpochDuration::get().saturated_into::<u32>() / 2)
);
pub UnsignedPhase: u32 = prod_or_fast!(
EPOCH_DURATION_IN_SLOTS / 4,
(1 * MINUTES).min(EpochDuration::get().saturated_into::<u32>() / 2)
(10 * MINUTES).min(EpochDuration::get().saturated_into::<u32>() / 2)
);

// signed config
Expand Down
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