feat(f3): allow to disable f3 passive testing (#12672)

using `LOTUS_DISABLE_F3_PASSIVE_TESTING=1`

Signed-off-by: Jakub Sztandera <oss@kubuxu.com>

build/params_shared_funcs.go

@@ -55,3 +55,24 @@ func IsF3Enabled() bool {
 		return false
 	}
 }
+
+func IsF3PassiveTestingEnabled() bool {
+	if !IsF3Enabled() {
+		return false
+	}
+	const F3DisablePassiveTesting = "LOTUS_DISABLE_F3_PASSIVE_TESTING"
+
+	v, disableEnvVarSet := os.LookupEnv(F3DisablePassiveTesting)
+	if !disableEnvVarSet {
+		// Environment variable to disable F3 passive testing is not set.
+		return true
+	}
+	switch strings.TrimSpace(strings.ToLower(v)) {
+	case "", "0", "false", "no":
+		// Consider these values as "do not disable".
+		return true
+	default:
+		// Consider any other value as disable.
+		return false
+	}
+}

chain/lf3/manifest.go

@@ -13,6 +13,7 @@ import (
 	"github.com/filecoin-project/go-f3/ec"
 	"github.com/filecoin-project/go-f3/manifest"
 
+	"github.com/filecoin-project/lotus/build"
 	"github.com/filecoin-project/lotus/chain/store"
 	"github.com/filecoin-project/lotus/node/modules/dtypes"
 	"github.com/filecoin-project/lotus/node/modules/helpers"
@@ -35,7 +36,7 @@ func (hg *headGetter) GetHead(context.Context) (ec.TipSet, error) {
 var MaxDynamicManifestChangesAllowed = 1000
 
 func NewManifestProvider(mctx helpers.MetricsCtx, config *Config, cs *store.ChainStore, ps *pubsub.PubSub, mds dtypes.MetadataDS) (prov manifest.ManifestProvider, err error) {
-	if config.DynamicManifestProvider == "" {
+	if config.DynamicManifestProvider == "" || !build.IsF3PassiveTestingEnabled() {
 		if config.StaticManifest == nil {
 			return manifest.NoopManifestProvider{}, nil
 		}