synthetic porep config

node/config/def.go

@@ -159,6 +159,7 @@ func DefaultStorageMiner() *StorageMiner {
 			TerminateBatchMax:                      100,
 			TerminateBatchWait:                     Duration(5 * time.Minute),
 			MaxSectorProveCommitsSubmittedPerEpoch: 20,
+			SealWithSyntheticPoRep:                 false,
 		},
 
 		Proving: ProvingConfig{

node/config/types.go

@@ -429,6 +429,11 @@ type SealingConfig struct {
 	// todo TargetSealingSectors uint64
 
 	// todo TargetSectors - stop auto-pleding new sectors after this many sectors are sealed, default CC upgrade for deals sectors if above
+
+	// SealWithSyntheticPoRep will reduce data holdings after PC1 by storing the precomputed responses
+	// to any challenge. This proof's PC1 step uses a cheaper-to-compute algorithm for the responses,
+	// but still must do more computation during PC1 in order to create this oracle.
+	SealWithSyntheticPoRep bool
 }
 
 type SealerConfig struct {

node/modules/storageminer.go

@@ -1017,6 +1017,7 @@ func NewSetSealConfigFunc(r repo.LockedRepo) (dtypes.SetSealingConfigFunc, error
 				TerminateBatchMin:                      cfg.TerminateBatchMin,
 				TerminateBatchWait:                     config.Duration(cfg.TerminateBatchWait),
 				MaxSectorProveCommitsSubmittedPerEpoch: cfg.MaxSectorProveCommitsSubmittedPerEpoch,
+				SealWithSyntheticPoRep:                 cfg.SealWithSyntheticPoRep,
 			}
 			c.SetSealingConfig(newCfg)
 		})
@@ -1059,9 +1060,10 @@ func ToSealingConfig(dealmakingCfg config.DealmakingConfig, sealingCfg config.Se
 		BatchPreCommitAboveBaseFee:             types.BigInt(sealingCfg.BatchPreCommitAboveBaseFee),
 		MaxSectorProveCommitsSubmittedPerEpoch: sealingCfg.MaxSectorProveCommitsSubmittedPerEpoch,
 
-		TerminateBatchMax:  sealingCfg.TerminateBatchMax,
-		TerminateBatchMin:  sealingCfg.TerminateBatchMin,
-		TerminateBatchWait: time.Duration(sealingCfg.TerminateBatchWait),
+		TerminateBatchMax:      sealingCfg.TerminateBatchMax,
+		TerminateBatchMin:      sealingCfg.TerminateBatchMin,
+		TerminateBatchWait:     time.Duration(sealingCfg.TerminateBatchWait),
+		SealWithSyntheticPoRep: sealingCfg.SealWithSyntheticPoRep,
 	}
 }
 

storage/pipeline/sealiface/config.go

@@ -61,4 +61,6 @@ type Config struct {
 	TerminateBatchMax  uint64
 	TerminateBatchMin  uint64
 	TerminateBatchWait time.Duration
+
+	SealWithSyntheticPoRep bool
 }