get and set storage deal acceptance through CLI

node/modules/dtypes/miner.go

@@ -11,3 +11,7 @@ type MinerID abi.ActorID
 // IsAcceptingStorageDealsFunc is a function which reads from miner config to
 // determine if the user has disabled storage deals (or not).
 type IsAcceptingStorageDealsFunc func() (bool, error)
+
+// SetAcceptingStorageDealsFunc is a function which is used to disable or enable
+// storage deal acceptance.
+type SetAcceptingStorageDealsFunc func(bool) error

node/modules/storageminer.go

@@ -2,6 +2,7 @@ package modules
 
 import (
 	"context"
+	"errors"
 	"net/http"
 
 	"github.com/ipfs/go-bitswap"
@@ -17,6 +18,7 @@ import (
 	"github.com/libp2p/go-libp2p-core/host"
 	"github.com/libp2p/go-libp2p-core/routing"
 	"go.uber.org/fx"
+	"go.uber.org/multierr"
 	"golang.org/x/xerrors"
 
 	"github.com/filecoin-project/go-address"
@@ -392,3 +394,21 @@ func NewIsAcceptingStorageDealsFunc(r repo.LockedRepo) (dtypes.IsAcceptingStorag
 		return cfg.Dealmaking.IsAcceptingStorageDeals, nil
 	}, nil
 }
+
+func NewSetAcceptingStorageDealsFunc(r repo.LockedRepo) (dtypes.SetAcceptingStorageDealsFunc, error) {
+	return func(b bool) error {
+		var typeErr error
+
+		setConfigErr := r.SetConfig(func(raw interface{}) {
+			cfg, ok := raw.(*config.StorageMiner)
+			if !ok {
+				typeErr = errors.New("expected storage miner config")
+				return
+			}
+
+			cfg.Dealmaking.IsAcceptingStorageDeals = b
+		})
+
+		return multierr.Combine(typeErr, setConfigErr)
+	}, nil
+}