blockworks-foundation
/
mango-v4
mirror of https://github.com/blockworks-foundation/mango-v4.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Liq: Fix up max_swap call when liquidator didn't use tokens yet

This commit is contained in:
Christian Kamm 2022-07-15 10:01:32 +02:00
parent 199819f9c6
commit 1be22faf0d
1 changed files with 22 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

29
liquidator/src/liquidate.rs
View File

@ -150,19 +150,33 @@ pub fn process_account(
tokens.sort_by(|a, b| a.2.cmp(&b.2));
let get_max_liab_transfer = |source, target| -> anyhow::Result<I80F48> {
let liqor = load_mango_account_from_chain::<MangoAccount>(
let mut liqor = load_mango_account_from_chain::<MangoAccount>(
chain_data,
&mango_client.mango_account_cache.0,
)?;
)
.context("getting liquidator account")?
.clone();
// Ensure the tokens are activated, so they appear in the health cache and
// max_swap_source() will work.
liqor.tokens.get_mut_or_create(source)?;
liqor.tokens.get_mut_or_create(target)?;
let health_cache =
new_health_cache_(chain_data, mint_infos, perp_markets, liqor).expect("always ok");
let amount =
health_cache.max_swap_source_for_health_ratio(source, target, min_health_ratio)?;
new_health_cache_(chain_data, mint_infos, perp_markets, &liqor).expect("always ok");
let amount = health_cache
.max_swap_source_for_health_ratio(source, target, min_health_ratio)
.context("getting max_swap_source")?;
Ok(amount)
};
log::trace!(
"checking account {} with owner {}: maint health: {}",
pubkey,
account.owner,
maint_health
);
// try liquidating
if account.is_bankrupt() {
if tokens.is_empty() {
@ -188,7 +202,8 @@ pub fn process_account(
let (asset_token_index, _asset_bank, _asset_price) = tokens.last().unwrap();
let (liab_token_index, _liab_bank, _liab_price) = tokens.first().unwrap();
let max_liab_transfer = get_max_liab_transfer(*liab_token_index, *asset_token_index)?;
let max_liab_transfer = get_max_liab_transfer(*liab_token_index, *asset_token_index)
.context("getting max_liab_transfer")?;
//
// TODO: log liqor's assets in UI form