[client/management] add peer lock to peer meta update and fix isEqual func (#2840)

client/internal/engine.go

@@ -11,6 +11,7 @@ import (
 	"reflect"
 	"runtime"
 	"slices"
+	"sort"
 	"strings"
 	"sync"
 	"sync/atomic"
@@ -1484,6 +1485,17 @@ func (e *Engine) stopDNSServer() {
 
 // isChecksEqual checks if two slices of checks are equal.
 func isChecksEqual(checks []*mgmProto.Checks, oChecks []*mgmProto.Checks) bool {
+	for _, check := range checks {
+		sort.Slice(check.Files, func(i, j int) bool {
+			return check.Files[i] < check.Files[j]
+		})
+	}
+	for _, oCheck := range oChecks {
+		sort.Slice(oCheck.Files, func(i, j int) bool {
+			return oCheck.Files[i] < oCheck.Files[j]
+		})
+	}
+
 	return slices.EqualFunc(checks, oChecks, func(checks, oChecks *mgmProto.Checks) bool {
 		return slices.Equal(checks.Files, oChecks.Files)
 	})

client/internal/engine_test.go

@@ -1006,6 +1006,99 @@ func Test_ParseNATExternalIPMappings(t *testing.T) {
 	}
 }
 
+func Test_CheckFilesEqual(t *testing.T) {
+	testCases := []struct {
+		name         string
+		inputChecks1 []*mgmtProto.Checks
+		inputChecks2 []*mgmtProto.Checks
+		expectedBool bool
+	}{
+		{
+			name: "Equal Files In Equal Order Should Return True",
+			inputChecks1: []*mgmtProto.Checks{
+				{
+					Files: []string{
+						"testfile1",
+						"testfile2",
+					},
+				},
+			},
+			inputChecks2: []*mgmtProto.Checks{
+				{
+					Files: []string{
+						"testfile1",
+						"testfile2",
+					},
+				},
+			},
+			expectedBool: true,
+		},
+		{
+			name: "Equal Files In Reverse Order Should Return True",
+			inputChecks1: []*mgmtProto.Checks{
+				{
+					Files: []string{
+						"testfile1",
+						"testfile2",
+					},
+				},
+			},
+			inputChecks2: []*mgmtProto.Checks{
+				{
+					Files: []string{
+						"testfile2",
+						"testfile1",
+					},
+				},
+			},
+			expectedBool: true,
+		},
+		{
+			name: "Unequal Files Should Return False",
+			inputChecks1: []*mgmtProto.Checks{
+				{
+					Files: []string{
+						"testfile1",
+						"testfile2",
+					},
+				},
+			},
+			inputChecks2: []*mgmtProto.Checks{
+				{
+					Files: []string{
+						"testfile1",
+						"testfile3",
+					},
+				},
+			},
+			expectedBool: false,
+		},
+		{
+			name: "Compared With Empty Should Return False",
+			inputChecks1: []*mgmtProto.Checks{
+				{
+					Files: []string{
+						"testfile1",
+						"testfile2",
+					},
+				},
+			},
+			inputChecks2: []*mgmtProto.Checks{
+				{
+					Files: []string{},
+				},
+			},
+			expectedBool: false,
+		},
+	}
+	for _, testCase := range testCases {
+		t.Run(testCase.name, func(t *testing.T) {
+			result := isChecksEqual(testCase.inputChecks1, testCase.inputChecks2)
+			assert.Equal(t, testCase.expectedBool, result, "result should match expected bool")
+		})
+	}
+}
+
 func createEngine(ctx context.Context, cancel context.CancelFunc, setupKey string, i int, mgmtAddr string, signalAddr string) (*Engine, error) {
 	key, err := wgtypes.GeneratePrivateKey()
 	if err != nil {