From a1e9748781f58269c72767d3633228aba3227433 Mon Sep 17 00:00:00 2001
From: Jakub Sztandera <kubuxu@protonmail.ch>
Date: Fri, 15 Jul 2016 21:38:46 +0100
Subject: [PATCH] config: add config option for bloom filter

License: MIT
Signed-off-by: Jakub Sztandera <kubuxu@protonmail.ch>
---
 core/builder.go          | 6 ++++++
 repo/config/datastore.go | 7 ++++---
 repo/config/init.go      | 1 +
 3 files changed, 11 insertions(+), 3 deletions(-)

diff --git a/core/builder.go b/core/builder.go
index 62e9319b9473..111122686026 100644
--- a/core/builder.go
+++ b/core/builder.go
@@ -136,6 +136,12 @@ func setupNode(ctx context.Context, n *IpfsNode, cfg *BuildCfg) error {
 	var err error
 	bs := bstore.NewBlockstore(n.Repo.Datastore())
 	opts := bstore.DefaultCacheOpts()
+	cfg, err := n.Repo.Config()
+	if err != nil {
+		return err
+	}
+
+	opts.HasBloomFilterSize = cfg.Datastore.BloomFilterSize
 	if !cfg.Permament {
 		opts.HasBloomFilterSize = 0
 	}
diff --git a/repo/config/datastore.go b/repo/config/datastore.go
index 2b9bf600df24..2b861a113cf9 100644
--- a/repo/config/datastore.go
+++ b/repo/config/datastore.go
@@ -15,9 +15,10 @@ type Datastore struct {
 	StorageGCWatermark int64  // in percentage to multiply on StorageMax
 	GCPeriod           string // in ns, us, ms, s, m, h
 
-	Params     *json.RawMessage
-	NoSync     bool
-	HashOnRead bool
+	Params          *json.RawMessage
+	NoSync          bool
+	HashOnRead      bool
+	BloomFilterSize int
 }
 
 func (d *Datastore) ParamData() []byte {
diff --git a/repo/config/init.go b/repo/config/init.go
index 8a6c72222ce5..5123e39e9e4c 100644
--- a/repo/config/init.go
+++ b/repo/config/init.go
@@ -85,6 +85,7 @@ func datastoreConfig() (Datastore, error) {
 		StorageGCWatermark: 90, // 90%
 		GCPeriod:           "1h",
 		HashOnRead:         false,
+		BloomFilterSize:    0,
 	}, nil
 }