From 69e3e22dbc689b7d4e9c550c2e6e9290bd2c910b Mon Sep 17 00:00:00 2001
From: Roman Khimov <roman@nspcc.ru>
Date: Tue, 25 May 2021 13:30:54 +0300
Subject: [PATCH] cmd: drop grace package dependency

Note that signal.NotifyContext is a Go 1.16 feature.

Signed-off-by: Roman Khimov <roman@nspcc.ru>
---
 cmd/authmate/main.go | 12 +++++++-----
 cmd/s3-gw/main.go    | 13 ++++++++-----
 go.mod               |  4 +++-
 3 files changed, 18 insertions(+), 11 deletions(-)

diff --git a/cmd/authmate/main.go b/cmd/authmate/main.go
index af0a526d..5317b0e6 100644
--- a/cmd/authmate/main.go
+++ b/cmd/authmate/main.go
@@ -6,12 +6,13 @@ import (
 	"encoding/json"
 	"fmt"
 	"os"
+	"os/signal"
+	"syscall"
 	"time"
 
 	sdk "github.com/nspcc-dev/cdn-sdk"
 	"github.com/nspcc-dev/cdn-sdk/creds/hcs"
 	"github.com/nspcc-dev/cdn-sdk/creds/neofs"
-	"github.com/nspcc-dev/cdn-sdk/grace"
 	"github.com/nspcc-dev/cdn-sdk/pool"
 	"github.com/nspcc-dev/neofs-api-go/pkg/container"
 	"github.com/nspcc-dev/neofs-s3-gw/authmate"
@@ -64,12 +65,13 @@ var zapConfig = zap.Config{
 
 func prepare() (context.Context, *zap.Logger) {
 	var (
-		err error
-		log = zap.NewNop()
+		err    error
+		log    = zap.NewNop()
+		ctx, _ = signal.NotifyContext(context.Background(), syscall.SIGINT, syscall.SIGTERM, syscall.SIGHUP)
 	)
 
 	if !logEnabledFlag {
-		return grace.Context(log), log
+		return ctx, log
 	} else if logDebugEnabledFlag {
 		zapConfig.Level = zap.NewAtomicLevelAt(zapcore.DebugLevel)
 	}
@@ -78,7 +80,7 @@ func prepare() (context.Context, *zap.Logger) {
 		panic(err)
 	}
 
-	return grace.Context(log), log
+	return ctx, log
 }
 
 func main() {
diff --git a/cmd/s3-gw/main.go b/cmd/s3-gw/main.go
index 7caede82..35f6ff32 100644
--- a/cmd/s3-gw/main.go
+++ b/cmd/s3-gw/main.go
@@ -1,7 +1,10 @@
 package main
 
 import (
-	"github.com/nspcc-dev/cdn-sdk/grace"
+	"context"
+	"os/signal"
+	"syscall"
+
 	"github.com/nspcc-dev/cdn-sdk/logger"
 	"github.com/spf13/viper"
 	"go.uber.org/zap"
@@ -39,10 +42,10 @@ func newLogger(v *viper.Viper) *zap.Logger {
 
 func main() {
 	var (
-		v = newSettings()
-		l = newLogger(v)
-		g = grace.Context(l)
-		a = newApp(g, l, v)
+		v    = newSettings()
+		l    = newLogger(v)
+		g, _ = signal.NotifyContext(context.Background(), syscall.SIGINT, syscall.SIGTERM, syscall.SIGHUP)
+		a    = newApp(g, l, v)
 	)
 
 	go a.Server(g)
diff --git a/go.mod b/go.mod
index d163875e..8002da2a 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/nspcc-dev/neofs-s3-gw
 
-go 1.14
+go 1.16
 
 require (
 	github.com/aws/aws-sdk-go v1.37.9
@@ -8,6 +8,7 @@ require (
 	github.com/gorilla/mux v1.8.0
 	github.com/nspcc-dev/cdn-sdk v0.3.4
 	github.com/nspcc-dev/neofs-api-go v1.23.0
+	github.com/nspcc-dev/neofs-crypto v0.3.0
 	github.com/nspcc-dev/neofs-node v1.22.0
 	github.com/prometheus/client_golang v1.9.0
 	github.com/spf13/pflag v1.0.5
@@ -15,5 +16,6 @@ require (
 	github.com/stretchr/testify v1.7.0
 	github.com/urfave/cli/v2 v2.3.0
 	go.uber.org/zap v1.16.0
+	golang.org/x/crypto v0.0.0-20201002170205-7f63de1d35b0
 	google.golang.org/grpc v1.35.0
 )