Use hardfork dates when getting migrations

internal/config/config.go

@@ -315,7 +315,8 @@ func (c *Config) GetRewardsSqlForkDates() (ForkMap, error) {
 				Date: "2025-01-09",
 			},
 			RewardsFork_Mississippi: Fork{
-				Date: "2025-02-04",
+				Date:        "2025-02-04",
+				BlockNumber: 3287006,
 			},
 		}, nil
 	case Chain_Holesky:
@@ -336,7 +337,8 @@ func (c *Config) GetRewardsSqlForkDates() (ForkMap, error) {
 				Date: "2025-01-09",
 			},
 			RewardsFork_Mississippi: Fork{
-				Date: "2025-02-10",
+				Date:        "2025-02-10",
+				BlockNumber: 3323306,
 			},
 		}, nil
 	case Chain_Mainnet:
@@ -358,6 +360,9 @@ func (c *Config) GetRewardsSqlForkDates() (ForkMap, error) {
 			},
 			RewardsFork_Mississippi: Fork{
 				Date: "2025-03-27",
+				// mississippi fork on mainnet doesnt have a fork date since we didnt need to backfill
+				// any data for it like we did for preprod and holesky
+				BlockNumber: 0,
 			},
 		}, nil
 	}

pkg/eigenState/stateMigrator/stateMigrations/202502031222_operatorSets/migration.go

@@ -31,6 +31,9 @@ func (sm *StateMigration) GetMigrationName() string {
 }
 
 func (sm *StateMigration) MigrateState(currentBlockNumber uint64) ([][]byte, error) {
+	// This migration only applies to preprod and holesky. Mainnet will be released with all
+	// of these features (slashing, rewards v2.1) at once rather than iteratively like we did
+	// with preprod and holesky
 	if sm.globalConfig.Chain == config.Chain_Mainnet {
 		sm.logger.Sugar().Infof("No migration needed for mainnet")
 		return nil, nil

pkg/eigenState/stateMigrator/stateMigrator.go

@@ -1,7 +1,6 @@
 package stateMigrator
 
 import (
-	"fmt"
 	"github.com/Layr-Labs/sidecar/internal/config"
 	_02502031222_operatorSets "github.com/Layr-Labs/sidecar/pkg/eigenState/stateMigrator/stateMigrations/202502031222_operatorSets"
 	"github.com/Layr-Labs/sidecar/pkg/eigenState/stateMigrator/types"
@@ -29,23 +28,17 @@ func NewStateMigrator(grm *gorm.DB, cfg *config.Config, l *zap.Logger) *StateMig
 // getMigrations returns a map of block numbers to migrations that should be run at that block number
 // taking the chain into account
 func (sm *StateMigrator) getMigrations() (map[uint64][]types.IStateMigration, error) {
-	switch sm.globalConfig.Chain {
-	case config.Chain_Preprod:
-		return map[uint64][]types.IStateMigration{
-			3286029: {
-				_02502031222_operatorSets.NewStateMigration(sm.db, sm.logger, sm.globalConfig),
-			},
-		}, nil
-	case config.Chain_Holesky:
-		return map[uint64][]types.IStateMigration{
-			3286029: {
-				_02502031222_operatorSets.NewStateMigration(sm.db, sm.logger, sm.globalConfig),
-			},
-		}, nil
-	case config.Chain_Mainnet:
-		return map[uint64][]types.IStateMigration{}, nil
+	forks, err := sm.globalConfig.GetRewardsSqlForkDates()
+	if err != nil {
+		return nil, err
 	}
-	return nil, fmt.Errorf("no migrations found for chain %s", sm.globalConfig.Chain)
+
+	return map[uint64][]types.IStateMigration{
+		// Mississippi hard fork. Applies to preprod and holesky to materialize EigenState models for operator sets
+		forks[config.RewardsFork_Mississippi].BlockNumber: {
+			_02502031222_operatorSets.NewStateMigration(sm.db, sm.logger, sm.globalConfig),
+		},
+	}, nil
 }
 
 // GetMigrationsForBlock returns a list of migrations that should be run at the given block number