sniper fee duration

api/src/instruction.rs

@@ -17,6 +17,7 @@ pub enum OreInstruction {
     SetAdmin = 8,
     SetFeeCollector = 9,
     SetFeeRate = 10,
+    SetSniperFeeDuration = 11,
 }
 
 #[repr(C)]
@@ -95,6 +96,12 @@ pub struct SetFeeRate {
     pub fee_rate: [u8; 8],
 }
 
+#[repr(C)]
+#[derive(Clone, Copy, Debug, Pod, Zeroable)]
+pub struct SetSniperFeeDuration {
+    pub sniper_fee_duration: [u8; 8],
+}
+
 instruction!(OreInstruction, Claim);
 instruction!(OreInstruction, Open);
 instruction!(OreInstruction, Close);
@@ -106,3 +113,4 @@ instruction!(OreInstruction, Swap);
 instruction!(OreInstruction, SetAdmin);
 instruction!(OreInstruction, SetFeeCollector);
 instruction!(OreInstruction, SetFeeRate);
+instruction!(OreInstruction, SetSniperFeeDuration);

program/src/lib.rs

@@ -8,6 +8,7 @@ mod reset;
 mod set_admin;
 mod set_fee_collector;
 mod set_fee_rate;
+mod set_sniper_fee_duration;
 mod swap;
 
 use claim::*;
@@ -20,6 +21,7 @@ use reset::*;
 use set_admin::*;
 use set_fee_collector::*;
 use set_fee_rate::*;
+use set_sniper_fee_duration::*;
 use swap::*;
 
 use ore_api::instruction::*;
@@ -47,6 +49,7 @@ pub fn process_instruction(
         OreInstruction::SetAdmin => process_set_admin(accounts, data)?,
         OreInstruction::SetFeeCollector => process_set_fee_collector(accounts, data)?,
         OreInstruction::SetFeeRate => process_set_fee_rate(accounts, data)?,
+        OreInstruction::SetSniperFeeDuration => process_set_sniper_fee_duration(accounts, data)?,
     }
 
     Ok(())

program/src/set_sniper_fee_duration.rs

@@ -0,0 +1,24 @@
+use ore_api::prelude::*;
+use steel::*;
+
+/// Sets the sniper fee duration.
+pub fn process_set_sniper_fee_duration(accounts: &[AccountInfo<'_>], data: &[u8]) -> ProgramResult {
+    // Parse data.
+    let args = SetSniperFeeDuration::try_from_bytes(data)?;
+    let new_sniper_fee_duration = u64::from_le_bytes(args.sniper_fee_duration);
+
+    // Load accounts.
+    let [signer_info, config_info, system_program] = accounts else {
+        return Err(ProgramError::NotEnoughAccountKeys);
+    };
+    signer_info.is_signer()?;
+    let config = config_info
+        .as_account_mut::<Config>(&ore_api::ID)?
+        .assert_mut(|c| c.admin == *signer_info.key)?;
+    system_program.is_program(&system_program::ID)?;
+
+    // Set fee rate.
+    config.sniper_fee_duration = new_sniper_fee_duration;
+
+    Ok(())
+}