program: allow fixing hlm num users (#1630)

Author: crispheaney

programs/drift/src/instructions/admin.rs

@@ -4398,13 +4398,18 @@ pub fn handle_update_high_leverage_mode_config(
     ctx: Context<UpdateHighLeverageModeConfig>,
     max_users: u32,
     reduce_only: bool,
+    current_users: Option<u32>,
 ) -> Result<()> {
     let mut config = load_mut!(ctx.accounts.high_leverage_mode_config)?;
 
     config.max_users = max_users;
 
     config.reduce_only = reduce_only as u8;
 
+    if let Some(current_users) = current_users {
+        config.current_users = current_users;
+    }
+
     config.validate()?;
 
     Ok(())

programs/drift/src/lib.rs

@@ -1679,8 +1679,9 @@ pub mod drift {
         ctx: Context<UpdateHighLeverageModeConfig>,
         max_users: u32,
         reduce_only: bool,
+        current_users: Option<u32>,
     ) -> Result<()> {
-        handle_update_high_leverage_mode_config(ctx, max_users, reduce_only)
+        handle_update_high_leverage_mode_config(ctx, max_users, reduce_only, current_users)
     }
 
     pub fn initialize_protected_maker_mode_config(

sdk/src/adminClient.ts

@@ -4113,10 +4113,15 @@ export class AdminClient extends DriftClient {
 
 	public async updateUpdateHighLeverageModeConfig(
 		maxUsers: number,
-		reduceOnly: boolean
+		reduceOnly: boolean,
+		currentUsers?: number
 	): Promise<TransactionSignature> {
 		const updateHighLeverageModeConfigIx =
-			await this.getUpdateHighLeverageModeConfigIx(maxUsers, reduceOnly);
+			await this.getUpdateHighLeverageModeConfigIx(
+				maxUsers,
+				reduceOnly,
+				currentUsers
+			);
 
 		const tx = await this.buildTransaction(updateHighLeverageModeConfigIx);
 
@@ -4127,11 +4132,13 @@ export class AdminClient extends DriftClient {
 
 	public async getUpdateHighLeverageModeConfigIx(
 		maxUsers: number,
-		reduceOnly: boolean
+		reduceOnly: boolean,
+		currentUsers?: number
 	): Promise<TransactionInstruction> {
 		return await this.program.instruction.updateHighLeverageModeConfig(
 			maxUsers,
 			reduceOnly,
+			currentUsers,
 			{
 				accounts: {
 					admin: this.isSubscribed