From 79936aefbb3931d32f6df6a9b91123e70ae65425 Mon Sep 17 00:00:00 2001
From: Prathamesh Musale <prathamesh.musale0@gmail.com>
Date: Mon, 9 Oct 2023 19:22:42 +0530
Subject: [PATCH] Run Nitro node as part of serve command

---
 cmd/serve.go      | 13 +++++++++++++
 go.mod            |  4 +++-
 pkg/nitro/node.go | 48 +++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 64 insertions(+), 1 deletion(-)
 create mode 100644 pkg/nitro/node.go

diff --git a/cmd/serve.go b/cmd/serve.go
index a1fb8621..8a4f110a 100644
--- a/cmd/serve.go
+++ b/cmd/serve.go
@@ -26,6 +26,7 @@ import (
 	"time"
 
 	"github.com/cerc-io/ipld-eth-server/v5/pkg/log"
+	"github.com/cerc-io/ipld-eth-server/v5/pkg/nitro"
 	"github.com/ethereum/go-ethereum/rpc"
 	"github.com/mailgun/groupcache/v2"
 	"github.com/spf13/cobra"
@@ -95,6 +96,14 @@ func serve() {
 		logWithCommand.Debug("state validator disabled")
 	}
 
+	// TODO: Create required config for Nitro node
+
+	// TODO: Create a new Nitro node using the config
+	nitro, _ := nitro.NewNitroNode()
+
+	// TODO: Start the Nitro node, pass wg
+	nitro.Start(wg)
+
 	shutdown := make(chan os.Signal, 1)
 	signal.Notify(shutdown, os.Interrupt)
 	<-shutdown
@@ -102,6 +111,10 @@ func serve() {
 		graphQL.Stop()
 	}
 	server.Stop()
+
+	// TODO: Stop nitro node
+	nitro.Stop()
+
 	wg.Wait()
 }
 
diff --git a/go.mod b/go.mod
index ce49f25b..2db98e89 100644
--- a/go.mod
+++ b/go.mod
@@ -8,7 +8,7 @@ require (
 	github.com/cerc-io/ipfs-ethdb/v5 v5.0.0-alpha
 	github.com/cerc-io/ipld-eth-statedb v0.0.5-alpha
 	github.com/cerc-io/plugeth-statediff v0.1.1
-	github.com/ethereum/go-ethereum v1.11.6
+	github.com/ethereum/go-ethereum v1.12.0 // TODO: Investigate
 	github.com/google/uuid v1.3.0
 	github.com/graph-gophers/graphql-go v1.3.0
 	github.com/ipfs/go-cid v0.4.1
@@ -289,3 +289,5 @@ replace (
 	github.com/cerc-io/eth-ipfs-state-validator/v5 => git.vdb.to/deep-stack/eth-ipfs-state-validator/v5 v5.1.1-alpha.0.20231012040741-c76238e3501b
 	github.com/cerc-io/ipfs-ethdb/v5 => git.vdb.to/deep-stack/ipfs-ethdb/v5 v5.0.1-alpha.0.20231003124335-b6cf70668a07
 )
+
+replace github.com/statechannels/go-nitro v0.1.1 => github.com/cerc-io/go-nitro v0.1.1-ts-port-0.1.5
diff --git a/pkg/nitro/node.go b/pkg/nitro/node.go
new file mode 100644
index 00000000..8ca98430
--- /dev/null
+++ b/pkg/nitro/node.go
@@ -0,0 +1,48 @@
+// VulcanizeDB
+// Copyright © 2023 Vulcanize
+
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+package nitro
+
+import (
+	"sync"
+)
+
+// TODO: Implement
+// Struct representing the in-process Nitro node
+type NitroNode struct {
+	// Used to signal shutdown of the node
+	QuitChan chan bool
+}
+
+func NewNitroNode() (NitroNode, error) {
+	// TODO: Implement
+	return NitroNode{}, nil
+}
+
+func (n *NitroNode) Start(wg *sync.WaitGroup) {
+	// TODO: Implement
+	go func() {
+		wg.Add(1)
+		defer wg.Done()
+		<-n.QuitChan
+	}()
+}
+
+func (n *NitroNode) Stop() error {
+	// TODO: Implement
+	close(n.QuitChan)
+	return nil
+}