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[v0.12] Record the current nodes locktower votes from the bank (#3502) #3504

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merged 1 commit into from
Mar 26, 2019
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[v0.12] Record the current nodes locktower votes from the bank (#3502) #3504

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22 changes: 20 additions & 2 deletions core/src/locktower.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -17,6 +17,7 @@ pub struct EpochStakes {
stakes: HashMap<Pubkey, u64>,
self_staked: u64,
total_staked: u64,
delegate_id: Pubkey,
}

#[derive(Default)]
Expand All @@ -34,14 +35,15 @@ pub struct Locktower {
}

impl EpochStakes {
pub fn new(slot: u64, stakes: HashMap<Pubkey, u64>, self_id: &Pubkey) -> Self {
pub fn new(slot: u64, stakes: HashMap<Pubkey, u64>, delegate_id: &Pubkey) -> Self {
let total_staked = stakes.values().sum();
let self_staked = *stakes.get(&self_id).unwrap_or(&0);
let self_staked = *stakes.get(&delegate_id).unwrap_or(&0);
Self {
slot,
stakes,
total_staked,
self_staked,
delegate_id: *delegate_id,
}
}
pub fn new_for_tests(lamports: u64) -> Self {
Expand Down Expand Up @@ -122,6 +124,22 @@ impl Locktower {
}
let mut vote_state: VoteState = VoteState::deserialize(&account.data)
.expect("bank should always have valid VoteState data");
if key == self.epoch_stakes.delegate_id {
solana_metrics::submit(
influxdb::Point::new("counter-locktower-observed")
.add_field(
"slot",
influxdb::Value::Integer(
vote_state.nth_recent_vote(0).map(|v| v.slot).unwrap_or(0) as i64,
),
)
.add_field(
"root",
influxdb::Value::Integer(vote_state.root_slot.unwrap_or(0) as i64),
)
.to_owned(),
);
}
let start_root = vote_state.root_slot;
vote_state.process_vote(Vote { slot: bank_slot });
for vote in &vote_state.votes {
Expand Down