use stdlib maps and slices (#170)

* use stdlib maps and slices

* update ci versions

* fix sudo go version issue

.github/workflows/ci.yml

@@ -9,8 +9,8 @@ jobs:
         go: [ "1.21", "1.22" ]
     runs-on: ubuntu-22.04
     steps:
-      - uses: actions/checkout@v3
-      - uses: actions/setup-go@v4
+      - uses: actions/checkout@v4
+      - uses: actions/setup-go@v5
         with:
           go-version: ${{ matrix.go }}
       - name: install dependencies
@@ -32,8 +32,8 @@ jobs:
       - name: staticcheck
         uses: dominikh/[email protected]
         with:
-          version: "2023.1.5"
+          version: "2023.1.6"
           install-go: false
           cache-key: ${{ matrix.go }}
 
-      - run: "sudo go test ./..."
+      - run: "go test -exec sudo ./..."

go.mod

@@ -6,6 +6,7 @@ require (
 	github.com/cilium/ebpf v0.12.3
 	github.com/vishvananda/netlink v1.2.1-beta.2.0.20230807190133-6afddb37c1f0
 	github.com/vishvananda/netns v0.0.4
-	golang.org/x/exp v0.0.0-20230817173708-d852ddb80c63
 	golang.org/x/sys v0.17.0
 )
+
+require golang.org/x/exp v0.0.0-20230817173708-d852ddb80c63 // indirect

manager.go

@@ -4,13 +4,13 @@ import (
 	"errors"
 	"fmt"
 	"io"
+	"maps"
 	"os"
+	"slices"
 	"sync"
 	"time"
 
 	"github.com/cilium/ebpf"
-	"golang.org/x/exp/maps"
-	"golang.org/x/exp/slices"
 	"golang.org/x/sys/unix"
 )