flamenco: change hardcoded to use cluster version

src/app/fddev/configure/genesis.c

@@ -192,7 +192,7 @@ create_genesis( config_t * const config,
 
   fd_features_t features[1];
   fd_features_disable_all( features );
-  fd_features_enable_hardcoded( features );
+  fd_features_enable_hardcoded( features, 1900 );
   default_enable_features( features );
 
   options->features = features;

src/app/ledger/main.c

@@ -965,6 +965,7 @@ replay( fd_ledger_args_t * args ) {
   args->epoch_ctx = fd_exec_epoch_ctx_join( fd_exec_epoch_ctx_new( epoch_ctx_mem, args->vote_acct_max ) );
 
   args->epoch_ctx->epoch_bank.cluster_version = args->cluster_version;
+  fd_features_enable_hardcoded( &args->epoch_ctx->features, args->epoch_ctx->epoch_bank.cluster_version  );
 
   args->slot_ctx = fd_exec_slot_ctx_join( fd_exec_slot_ctx_new( slot_ctx_mem, valloc ) );
   args->slot_ctx->epoch_ctx = args->epoch_ctx;
@@ -1332,7 +1333,7 @@ initial_setup( int argc, char ** argv, fd_ledger_args_t * args ) {
   int          use_funk_wksp           = fd_env_strip_cmdline_int  ( &argc, &argv, "--use-funk-wksp",           NULL, 1         );
   char const * rocksdb_list            = fd_env_strip_cmdline_cstr ( &argc, &argv, "--rocksdb",                 NULL, NULL      );
   char const * rocksdb_list_starts     = fd_env_strip_cmdline_cstr ( &argc, &argv, "--rocksdb-starts",          NULL, NULL      );
-  uint         cluster_version         = fd_env_strip_cmdline_uint ( &argc, &argv, "--cluster-version",         NULL, 2000      );
+  uint         cluster_version         = fd_env_strip_cmdline_uint ( &argc, &argv, "--cluster-version",         NULL, 1900      );
 
 
   #ifdef _ENABLE_LTHASH

src/flamenco/features/Makefile

@@ -1,7 +1,7 @@
 # python3.8 -m pip install fd58 --user
 # PYTHON=python3.8 make
 
-PYTHON?=python3
+PYTHON?=python3.8
 BLACK?=$(PYTHON) -m black
 
 .PHONY: generate

src/flamenco/features/fd_features.c

@@ -19,12 +19,14 @@ fd_features_disable_all( fd_features_t * f ) {
 }
 
 void
-fd_features_enable_hardcoded( fd_features_t * f ) {
+fd_features_enable_hardcoded( fd_features_t * f, uint cluster_version ) {
   for( fd_feature_id_t const * id = fd_feature_iter_init();
        !fd_feature_iter_done( id );
        id = fd_feature_iter_next( id ) ) {
-    if( id->hardcoded ) {
+    if( id->hardcoded && id->hardcoded <= cluster_version ) {
       fd_features_set( f, id, 0UL );
+    } else {
+      fd_features_set( f, id, FD_FEATURE_DISABLED );
     }
   }
 }

src/flamenco/features/fd_features.h

@@ -44,7 +44,7 @@ struct fd_feature_id {
   ulong        index;          /* index of feature in fd_features_t */
   fd_pubkey_t  id;             /* pubkey of feature */
   char const * name;           /* feature name cstr */
-  uint         hardcoded : 1;  /* is always enabled in Firedancer? */
+  uint         hardcoded;  /* is always enabled in Firedancer? */
 };
 typedef struct fd_feature_id fd_feature_id_t;
 
@@ -69,7 +69,7 @@ fd_features_enable_all( fd_features_t * );
    of the Firedancer software and can't be disabled. */
 
 void
-fd_features_enable_hardcoded( fd_features_t * );
+fd_features_enable_hardcoded( fd_features_t *, uint);
 
 /* fd_feature_iter_{...} is an iterator-style API over all supported
    features in this version of Firedancer.  Usage:

src/flamenco/features/gen_features.py

@@ -80,8 +80,8 @@ def pubkey_to_c_array(pubkey):
             file=body,
             end="",
         )
-        if x.get("hardcoded") == 1:
-            print(f",\n    .hardcoded = 1", file=body, end="")
+        if x.get("hardcoded"):
+            print(f",\n    .hardcoded = {x.get('hardcoded')}", file=body, end="")
         print(" },\n", file=body)
     print(
         f"""  {{ .index = ULONG_MAX }}

src/flamenco/runtime/context/fd_exec_epoch_ctx.c

@@ -68,11 +68,11 @@ fd_exec_epoch_ctx_new( void * mem,
   self->layout = *layout;
 
   fd_features_disable_all( &self->features );
-  fd_features_enable_hardcoded( &self->features );
+  fd_features_enable_hardcoded( &self->features, self->epoch_bank.cluster_version );
 
   fd_epoch_bank_new( &self->epoch_bank );
 
-  self->epoch_bank.cluster_version = 2000;
+  self->epoch_bank.cluster_version = 1900;
 
   void * stake_votes_mem         = (void *)( (ulong)mem + layout->stake_votes_off         );
   void * stake_delegations_mem   = (void *)( (ulong)mem + layout->stake_delegations_off   );