add pyth lazer stable coin (#1463)

* add pyth lazer stable coin * update changelog
drift-labs · Feb 5, 2025 · 9303acd · 9303acd
1 parent 3f6b24d
commit 9303acd
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -10,6 +10,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Features
 
 - program: add posted slot tail to order struct, use it to determine vamm availability for high volume users ([#1459](https://github.com/drift-labs/protocol-v2/pull/1459))
+- program: add pyth lazer stable coin oracle type ([#1463](https://github.com/drift-labs/protocol-v2/pull/1463))
 
 ### Fixes
 

diff --git a/programs/drift/src/instructions/admin.rs b/programs/drift/src/instructions/admin.rs
@@ -857,6 +857,18 @@ pub fn handle_initialize_perp_market(
                 .get_pyth_twap(&ctx.accounts.oracle, &OracleSource::PythLazer1M)?;
             (oracle_price, oracle_delay, last_oracle_price_twap)
         }
+        OracleSource::PythLazerStableCoin => {
+            let OraclePriceData {
+                price: oracle_price,
+                delay: oracle_delay,
+                ..
+            } = get_pyth_price(
+                &ctx.accounts.oracle,
+                clock_slot,
+                &OracleSource::PythLazerStableCoin,
+            )?;
+            (oracle_price, oracle_delay, QUOTE_PRECISION_I64)
+        }
     };
 
     validate_margin(

diff --git a/programs/drift/src/state/oracle.rs b/programs/drift/src/state/oracle.rs
@@ -128,6 +128,7 @@ pub enum OracleSource {
     PythLazer,
     PythLazer1K,
     PythLazer1M,
+    PythLazerStableCoin,
 }
 
 impl OracleSource {
@@ -157,7 +158,8 @@ impl OracleSource {
             | OracleSource::PythPull
             | OracleSource::PythLazer
             | OracleSource::PythStableCoin
-            | OracleSource::PythStableCoinPull => 1,
+            | OracleSource::PythStableCoinPull
+            | OracleSource::PythLazerStableCoin => 1,
             OracleSource::Pyth1K | OracleSource::Pyth1KPull | OracleSource::PythLazer1K => 1000,
             OracleSource::Pyth1M | OracleSource::Pyth1MPull | OracleSource::PythLazer1M => 1000000,
             _ => {
@@ -216,6 +218,9 @@ pub fn get_oracle_price(
         OracleSource::PythLazer => get_pyth_price(price_oracle, clock_slot, oracle_source),
         OracleSource::PythLazer1K => get_pyth_price(price_oracle, clock_slot, oracle_source),
         OracleSource::PythLazer1M => get_pyth_price(price_oracle, clock_slot, oracle_source),
+        OracleSource::PythLazerStableCoin => {
+            get_pyth_stable_coin_price(price_oracle, clock_slot, oracle_source)
+        }
     }
 }
 

diff --git a/programs/drift/src/state/perp_market.rs b/programs/drift/src/state/perp_market.rs
@@ -1469,6 +1469,9 @@ impl AMM {
             OracleSource::PythLazer1M => Ok(Some(
                 self.get_pyth_twap(price_oracle, &OracleSource::PythLazer1M)?,
             )),
+            OracleSource::PythLazerStableCoin => Ok(Some(
+                self.get_pyth_twap(price_oracle, &OracleSource::PythLazerStableCoin)?,
+            )),
         }
     }
 

diff --git a/sdk/src/factory/oracleClient.ts b/sdk/src/factory/oracleClient.ts
@@ -76,5 +76,9 @@ export function getOracleClient(
 		return new PythLazerClient(connection, new BN(1000000));
 	}
 
+	if (isVariant(oracleSource, 'pythLazerStableCoin')) {
+		return new PythLazerClient(connection, undefined, true);
+	}
+
 	throw new Error(`Unknown oracle source ${oracleSource}`);
 }
diff --git a/sdk/src/idl/drift.json b/sdk/src/idl/drift.json
@@ -11470,6 +11470,9 @@
           },
           {
             "name": "PythLazer1M"
+          },
+          {
+            "name": "PythLazerStableCoin"
           }
         ]
       }

diff --git a/sdk/src/oracles/oracleId.ts b/sdk/src/oracles/oracleId.ts
@@ -19,6 +19,8 @@ export function getOracleSourceNum(source: OracleSource): number {
 	if ('pythLazer' in source) return OracleSourceNum.PYTH_LAZER;
 	if ('pythLazer1K' in source) return OracleSourceNum.PYTH_LAZER_1K;
 	if ('pythLazer1M' in source) return OracleSourceNum.PYTH_LAZER_1M;
+	if ('pythLazerStableCoin' in source)
+		return OracleSourceNum.PYTH_LAZER_STABLE_COIN;
 	throw new Error('Invalid oracle source');
 }
 

diff --git a/sdk/src/types.ts b/sdk/src/types.ts
@@ -134,6 +134,7 @@ export class OracleSource {
 	static readonly PYTH_LAZER = { pythLazer: {} };
 	static readonly PYTH_LAZER_1K = { pythLazer1K: {} };
 	static readonly PYTH_LAZER_1M = { pythLazer1M: {} };
+	static readonly PYTH_LAZER_STABLE_COIN = { pythLazerStableCoin: {} };
 }
 
 export class OracleSourceNum {
@@ -150,8 +151,9 @@ export class OracleSourceNum {
 	static readonly PRELAUNCH = 10;
 	static readonly SWITCHBOARD_ON_DEMAND = 11;
 	static readonly PYTH_LAZER = 12;
-	static readonly PYTH_LAZER_1K = 12;
-	static readonly PYTH_LAZER_1M = 12;
+	static readonly PYTH_LAZER_1K = 13;
+	static readonly PYTH_LAZER_1M = 14;
+	static readonly PYTH_LAZER_STABLE_COIN = 15;
 }
 
 export class OrderType {
-Original file line number
+Diff line change
@@ Expand Up / @@ -11470,6 +11470,9 @@ @@
               },
               {
                 "name": "PythLazer1M"
+              },
+              {
+                "name": "PythLazerStableCoin"
               }
             ]
           }
@@ Expand Down @@