Node builder structure

License: MIT
Signed-off-by: Jakub Sztandera <kubuxu@protonmail.ch>

node/modules/core.go

@@ -0,0 +1 @@
+package modules

node/modules/libp2p.go

@@ -0,0 +1 @@
+package modules

node/modules/testing.go

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+package modules
+
+import (
+	"crypto/rand"
+	"io"
+	"io/ioutil"
+
+	"github.com/libp2p/go-libp2p-core/peer"
+	mh "github.com/multiformats/go-multihash"
+)
+
+func RandomPeerID() (peer.ID, error) {
+	b, err := ioutil.ReadAll(io.LimitReader(rand.Reader, 32))
+	if err != nil {
+		return "", err
+	}
+	hash, err := mh.Sum(b, mh.SHA2_256, -1)
+	if err != nil {
+		return "", err
+	}
+	return peer.ID(hash), nil
+}