all: sync with master; upd chlog

internal/dhcpd/migrate_internal_test.go

@@ -0,0 +1,73 @@
+package dhcpd
+
+import (
+	"encoding/json"
+	"net"
+	"net/netip"
+	"os"
+	"path/filepath"
+	"testing"
+	"time"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+)
+
+const testData = `[
+{"mac":"ESIzRFVm","ip":"AQIDBA==","host":"test1","exp":1},
+{"mac":"ZlVEMyIR","ip":"BAMCAQ==","host":"test2","exp":1231231231}
+]`
+
+func TestMigrateDB(t *testing.T) {
+	dir := t.TempDir()
+
+	oldLeasesPath := filepath.Join(dir, dbFilename)
+	dataDirPath := filepath.Join(dir, dataFilename)
+
+	err := os.WriteFile(oldLeasesPath, []byte(testData), 0o644)
+	require.NoError(t, err)
+
+	wantLeases := []*Lease{{
+		Expiry:   time.Time{},
+		Hostname: "test1",
+		HWAddr:   net.HardwareAddr{0x11, 0x22, 0x33, 0x44, 0x55, 0x66},
+		IP:       netip.MustParseAddr("1.2.3.4"),
+		IsStatic: true,
+	}, {
+		Expiry:   time.Unix(1231231231, 0),
+		Hostname: "test2",
+		HWAddr:   net.HardwareAddr{0x66, 0x55, 0x44, 0x33, 0x22, 0x11},
+		IP:       netip.MustParseAddr("4.3.2.1"),
+		IsStatic: false,
+	}}
+
+	conf := &ServerConfig{
+		WorkDir: dir,
+		DataDir: dir,
+	}
+
+	err = migrateDB(conf)
+	require.NoError(t, err)
+
+	_, err = os.Stat(oldLeasesPath)
+	require.ErrorIs(t, err, os.ErrNotExist)
+
+	var data []byte
+	data, err = os.ReadFile(dataDirPath)
+	require.NoError(t, err)
+
+	dl := &dataLeases{}
+	err = json.Unmarshal(data, dl)
+	require.NoError(t, err)
+
+	leases := dl.Leases
+
+	for i, wl := range wantLeases {
+		assert.Equal(t, wl.Hostname, leases[i].Hostname)
+		assert.Equal(t, wl.HWAddr, leases[i].HWAddr)
+		assert.Equal(t, wl.IP, leases[i].IP)
+		assert.Equal(t, wl.IsStatic, leases[i].IsStatic)
+
+		require.True(t, wl.Expiry.Equal(leases[i].Expiry))
+	}
+}