From e29bcd98e2c935c7a2959a54739691014b3c98ea Mon Sep 17 00:00:00 2001
From: Pavel Karpy <carpawell@nspcc.ru>
Date: Tue, 24 Aug 2021 17:33:18 +0300
Subject: [PATCH] [#770] node/config: Add notary deposit config

Signed-off-by: Pavel Karpy <carpawell@nspcc.ru>
---
 cmd/neofs-node/config/morph/config.go      | 46 +++++++++++++++++++++-
 cmd/neofs-node/config/morph/config_test.go |  5 +++
 config/example/node.env                    |  2 +
 config/example/node.json                   |  6 ++-
 config/example/node.yaml                   |  3 ++
 5 files changed, 60 insertions(+), 2 deletions(-)

diff --git a/cmd/neofs-node/config/morph/config.go b/cmd/neofs-node/config/morph/config.go
index a5e8d08e6..a77167cee 100644
--- a/cmd/neofs-node/config/morph/config.go
+++ b/cmd/neofs-node/config/morph/config.go
@@ -4,14 +4,22 @@ import (
 	"fmt"
 	"time"
 
+	"github.com/nspcc-dev/neo-go/pkg/encoding/fixedn"
 	"github.com/nspcc-dev/neofs-node/cmd/neofs-node/config"
 )
 
 const (
-	subsection = "morph"
+	subsection       = "morph"
+	notarySubsection = "notary"
 
 	// DialTimeoutDefault is a default dial timeout of morph chain client connection.
 	DialTimeoutDefault = 5 * time.Second
+
+	// NotaryDepositAmountDefault is a default deposit amount to notary contract.
+	NotaryDepositAmountDefault = 5000_0000 // 0.5 Fixed8
+
+	// NotaryDepositDurationDefault is a default deposit duration.
+	NotaryDepositDurationDefault uint32 = 1000
 )
 
 // RPCEndpoint returns list of values of "rpc_endpoint" config parameter
@@ -58,3 +66,39 @@ func DialTimeout(c *config.Config) time.Duration {
 func DisableCache(c *config.Config) bool {
 	return config.BoolSafe(c.Sub(subsection), "disable_cache")
 }
+
+// NotaryConfig is a wrapper over the config section
+// which provides access to notary configurations
+// of the side chain.
+type NotaryConfig struct {
+	cfg *config.Config
+}
+
+// Notary returns structure that provides access to "notary"
+// subsection of "morph" section.
+func Notary(c *config.Config) *NotaryConfig {
+	return &NotaryConfig{
+		cfg: c.Sub(subsection).Sub(notarySubsection),
+	}
+}
+
+// Amount returns value of "deposit_amount" config parameter.
+//
+// Returns NotaryDepositAmountDefault if value is not positive amount.
+func (n NotaryConfig) Amount() fixedn.Fixed8 {
+	v := config.UintSafe(n.cfg, "deposit_amount")
+	if v > 0 {
+		return fixedn.Fixed8(v)
+	}
+
+	return fixedn.Fixed8(NotaryDepositAmountDefault)
+}
+
+func (n NotaryConfig) Duration() uint32 {
+	v := config.Uint32Safe(n.cfg, "deposit_duration")
+	if v > 0 {
+		return v
+	}
+
+	return NotaryDepositDurationDefault
+}
diff --git a/cmd/neofs-node/config/morph/config_test.go b/cmd/neofs-node/config/morph/config_test.go
index 3f9946be1..5d78a8e12 100644
--- a/cmd/neofs-node/config/morph/config_test.go
+++ b/cmd/neofs-node/config/morph/config_test.go
@@ -4,6 +4,7 @@ import (
 	"testing"
 	"time"
 
+	"github.com/nspcc-dev/neo-go/pkg/encoding/fixedn"
 	"github.com/nspcc-dev/neofs-node/cmd/neofs-node/config"
 	morphconfig "github.com/nspcc-dev/neofs-node/cmd/neofs-node/config/morph"
 	configtest "github.com/nspcc-dev/neofs-node/cmd/neofs-node/config/test"
@@ -18,6 +19,8 @@ func TestMorphSection(t *testing.T) {
 		require.Panics(t, func() { morphconfig.NotificationEndpoint(empty) })
 		require.Equal(t, morphconfig.DialTimeoutDefault, morphconfig.DialTimeout(empty))
 		require.Equal(t, false, morphconfig.DisableCache(empty))
+		require.Equal(t, fixedn.Fixed8(morphconfig.NotaryDepositAmountDefault), morphconfig.Notary(empty).Amount())
+		require.Equal(t, morphconfig.NotaryDepositDurationDefault, morphconfig.Notary(empty).Duration())
 	})
 
 	const path = "../../../../config/example/node"
@@ -39,6 +42,8 @@ func TestMorphSection(t *testing.T) {
 		require.Equal(t, wss, morphconfig.NotificationEndpoint(c))
 		require.Equal(t, 30*time.Second, morphconfig.DialTimeout(c))
 		require.Equal(t, true, morphconfig.DisableCache(c))
+		require.Equal(t, fixedn.Fixed8(100000001), morphconfig.Notary(c).Amount())
+		require.Equal(t, uint32(1001), morphconfig.Notary(c).Duration())
 	}
 
 	configtest.ForEachFileType(path, fileConfigTest)
diff --git a/config/example/node.env b/config/example/node.env
index 081d6f136..d230cc526 100644
--- a/config/example/node.env
+++ b/config/example/node.env
@@ -46,6 +46,8 @@ NEOFS_MORPH_DIAL_TIMEOUT=30s
 NEOFS_MORPH_DISABLE_CACHE=true
 NEOFS_MORPH_RPC_ENDPOINT=https://rpc1.morph.fs.neo.org:40341 https://rpc2.morph.fs.neo.org:40341
 NEOFS_MORPH_NOTIFICATION_ENDPOINT=wss://rpc1.morph.fs.neo.org:40341/ws wss://rpc2.morph.fs.neo.org:40341/ws
+NEOFS_MORPH_NOTARY_DEPOSIT_AMOUNT=100000001
+NEOFS_MORPH_NOTARY_DEPOSIT_DURATION=1001
 
 # Main chain section (optional)
 NEOFS_MAINCHAIN_DIAL_TIMEOUT=30s
diff --git a/config/example/node.json b/config/example/node.json
index 8b8dba5ca..8a43d646f 100644
--- a/config/example/node.json
+++ b/config/example/node.json
@@ -70,7 +70,11 @@
     "notification_endpoint": [
       "wss://rpc1.morph.fs.neo.org:40341/ws",
       "wss://rpc2.morph.fs.neo.org:40341/ws"
-    ]
+    ],
+    "notary": {
+      "deposit_amount": 100000001,
+      "deposit_duration": 1001
+    }
   },
   "mainchain": {
     "dial_timeout": "30s",
diff --git a/config/example/node.yaml b/config/example/node.yaml
index 888ac42af..b5bd0cc24 100644
--- a/config/example/node.yaml
+++ b/config/example/node.yaml
@@ -61,6 +61,9 @@ morph:
   notification_endpoint:
     - wss://rpc1.morph.fs.neo.org:40341/ws
     - wss://rpc2.morph.fs.neo.org:40341/ws
+  notary:
+    deposit_amount: 100000001
+    deposit_duration: 1001
 
 mainchain:
   dial_timeout: 30s