netbird/management/server/peer_test.go

package server

import (
	"context"
	"crypto/sha256"
	b64 "encoding/base64"
	"fmt"
	"io"
	"net"
	"net/netip"
	"os"
	"runtime"
	"strconv"
	"strings"
	"sync"
	"sync/atomic"
	"testing"
	"time"

	"github.com/golang/mock/gomock"
	"github.com/rs/xid"
	log "github.com/sirupsen/logrus"
	"github.com/stretchr/testify/assert"
	"github.com/stretchr/testify/require"
	"golang.org/x/exp/maps"
	"golang.zx2c4.com/wireguard/wgctrl/wgtypes"

	"github.com/netbirdio/netbird/management/server/integrations/port_forwarding"
	"github.com/netbirdio/netbird/management/server/mock_server"
	"github.com/netbirdio/netbird/management/server/permissions"
	"github.com/netbirdio/netbird/management/server/settings"
	"github.com/netbirdio/netbird/management/server/status"

	"github.com/netbirdio/netbird/management/server/util"

	resourceTypes "github.com/netbirdio/netbird/management/server/networks/resources/types"
	routerTypes "github.com/netbirdio/netbird/management/server/networks/routers/types"
	networkTypes "github.com/netbirdio/netbird/management/server/networks/types"

	nbdns "github.com/netbirdio/netbird/dns"
	"github.com/netbirdio/netbird/management/domain"
	"github.com/netbirdio/netbird/management/proto"
	"github.com/netbirdio/netbird/management/server/activity"
	nbpeer "github.com/netbirdio/netbird/management/server/peer"
	"github.com/netbirdio/netbird/management/server/posture"
	"github.com/netbirdio/netbird/management/server/store"
	"github.com/netbirdio/netbird/management/server/telemetry"
	"github.com/netbirdio/netbird/management/server/types"
	nbroute "github.com/netbirdio/netbird/route"
)

func TestPeer_LoginExpired(t *testing.T) {
	tt := []struct {
		name              string
		expirationEnabled bool
		lastLogin         time.Time
		expected          bool
		accountSettings   *types.Settings
	}{
		{
			name:              "Peer Login Expiration Disabled. Peer Login Should Not Expire",
			expirationEnabled: false,
			lastLogin:         time.Now().UTC().Add(-25 * time.Hour),
			accountSettings: &types.Settings{
				PeerLoginExpirationEnabled: true,
				PeerLoginExpiration:        time.Hour,
			},
			expected: false,
		},
		{
			name:              "Peer Login Should Expire",
			expirationEnabled: true,
			lastLogin:         time.Now().UTC().Add(-25 * time.Hour),
			accountSettings: &types.Settings{
				PeerLoginExpirationEnabled: true,
				PeerLoginExpiration:        time.Hour,
			},
			expected: true,
		},
		{
			name:              "Peer Login Should Not Expire",
			expirationEnabled: true,
			lastLogin:         time.Now().UTC(),
			accountSettings: &types.Settings{
				PeerLoginExpirationEnabled: true,
				PeerLoginExpiration:        time.Hour,
			},
			expected: false,
		},
	}

	for _, c := range tt {
		t.Run(c.name, func(t *testing.T) {
			peer := &nbpeer.Peer{
				LoginExpirationEnabled: c.expirationEnabled,
				LastLogin:              util.ToPtr(c.lastLogin),
				UserID:                 userID,
			}

			expired, _ := peer.LoginExpired(c.accountSettings.PeerLoginExpiration)
			assert.Equal(t, expired, c.expected)
		})
	}
}

func TestPeer_SessionExpired(t *testing.T) {
	tt := []struct {
		name              string
		expirationEnabled bool
		lastLogin         time.Time
		connected         bool
		expected          bool
		accountSettings   *types.Settings
	}{
		{
			name:              "Peer Inactivity Expiration Disabled. Peer Inactivity Should Not Expire",
			expirationEnabled: false,
			connected:         false,
			lastLogin:         time.Now().UTC().Add(-1 * time.Second),
			accountSettings: &types.Settings{
				PeerInactivityExpirationEnabled: true,
				PeerInactivityExpiration:        time.Hour,
			},
			expected: false,
		},
		{
			name:              "Peer Inactivity Should Expire",
			expirationEnabled: true,
			connected:         false,
			lastLogin:         time.Now().UTC().Add(-1 * time.Second),
			accountSettings: &types.Settings{
				PeerInactivityExpirationEnabled: true,
				PeerInactivityExpiration:        time.Second,
			},
			expected: true,
		},
		{
			name:              "Peer Inactivity Should Not Expire",
			expirationEnabled: true,
			connected:         true,
			lastLogin:         time.Now().UTC(),
			accountSettings: &types.Settings{
				PeerInactivityExpirationEnabled: true,
				PeerInactivityExpiration:        time.Second,
			},
			expected: false,
		},
	}

	for _, c := range tt {
		t.Run(c.name, func(t *testing.T) {
			peerStatus := &nbpeer.PeerStatus{
				Connected: c.connected,
			}
			peer := &nbpeer.Peer{
				InactivityExpirationEnabled: c.expirationEnabled,
				LastLogin:                   util.ToPtr(c.lastLogin),
				Status:                      peerStatus,
				UserID:                      userID,
			}

			expired, _ := peer.SessionExpired(c.accountSettings.PeerInactivityExpiration)
			assert.Equal(t, expired, c.expected)
		})
	}
}

func TestAccountManager_GetNetworkMap(t *testing.T) {
	manager, err := createManager(t)
	if err != nil {
		t.Fatal(err)
		return
	}

	expectedId := "test_account"
	userId := "account_creator"
	account, err := createAccount(manager, expectedId, userId, "")
	if err != nil {
		t.Fatal(err)
	}

	setupKey, err := manager.CreateSetupKey(context.Background(), account.Id, "test-key", types.SetupKeyReusable, time.Hour, nil, 999, userId, false, false)
	if err != nil {
		t.Fatal("error creating setup key")
		return
	}

	peerKey1, err := wgtypes.GeneratePrivateKey()
	if err != nil {
		t.Fatal(err)
		return
	}

	peer1, _, _, err := manager.AddPeer(context.Background(), setupKey.Key, "", &nbpeer.Peer{
		Key:  peerKey1.PublicKey().String(),
		Meta: nbpeer.PeerSystemMeta{Hostname: "test-peer-1"},
	})
	if err != nil {
		t.Errorf("expecting peer to be added, got failure %v", err)
		return
	}

	peerKey2, err := wgtypes.GeneratePrivateKey()
	if err != nil {
		t.Fatal(err)
		return
	}
	_, _, _, err = manager.AddPeer(context.Background(), setupKey.Key, "", &nbpeer.Peer{
		Key:  peerKey2.PublicKey().String(),
		Meta: nbpeer.PeerSystemMeta{Hostname: "test-peer-2"},
	})

	if err != nil {
		t.Errorf("expecting peer to be added, got failure %v", err)
		return
	}

	networkMap, err := manager.GetNetworkMap(context.Background(), peer1.ID)
	if err != nil {
		t.Fatal(err)
		return
	}

	if len(networkMap.Peers) != 1 {
		t.Errorf("expecting Account NetworkMap to have 1 peers, got %v", len(networkMap.Peers))
		return
	}

	if networkMap.Peers[0].Key != peerKey2.PublicKey().String() {
		t.Errorf(
			"expecting Account NetworkMap to have peer with a key %s, got %s",
			peerKey2.PublicKey().String(),
			networkMap.Peers[0].Key,
		)
	}
}

func TestAccountManager_GetNetworkMapWithPolicy(t *testing.T) {
	// TODO: disable until we start use policy again
	t.Skip()
	manager, err := createManager(t)
	if err != nil {
		t.Fatal(err)
		return
	}

	expectedID := "test_account"
	userID := "account_creator"
	account, err := createAccount(manager, expectedID, userID, "")
	if err != nil {
		t.Fatal(err)
	}

	var setupKey *types.SetupKey
	for _, key := range account.SetupKeys {
		if key.Type == types.SetupKeyReusable {
			setupKey = key
		}
	}

	peerKey1, err := wgtypes.GeneratePrivateKey()
	if err != nil {
		t.Fatal(err)
		return
	}

	peer1, _, _, err := manager.AddPeer(context.Background(), setupKey.Key, "", &nbpeer.Peer{
		Key:  peerKey1.PublicKey().String(),
		Meta: nbpeer.PeerSystemMeta{Hostname: "test-peer-1"},
	})
	if err != nil {
		t.Errorf("expecting peer to be added, got failure %v", err)
		return
	}

	peerKey2, err := wgtypes.GeneratePrivateKey()
	if err != nil {
		t.Fatal(err)
		return
	}
	peer2, _, _, err := manager.AddPeer(context.Background(), setupKey.Key, "", &nbpeer.Peer{
		Key:  peerKey2.PublicKey().String(),
		Meta: nbpeer.PeerSystemMeta{Hostname: "test-peer-2"},
	})
	if err != nil {
		t.Errorf("expecting peer to be added, got failure %v", err)
		return
	}

	policies, err := manager.ListPolicies(context.Background(), account.Id, userID)
	if err != nil {
		t.Errorf("expecting to get a list of rules, got failure %v", err)
		return
	}

	err = manager.DeletePolicy(context.Background(), account.Id, policies[0].ID, userID)
	if err != nil {
		t.Errorf("expecting to delete 1 group, got failure %v", err)
		return
	}
	var (
		group1 types.Group
		group2 types.Group
	)

	group1.ID = xid.New().String()
	group2.ID = xid.New().String()
	group1.Name = "src"
	group2.Name = "dst"
	group1.Peers = append(group1.Peers, peer1.ID)
	group2.Peers = append(group2.Peers, peer2.ID)

	err = manager.SaveGroup(context.Background(), account.Id, userID, &group1, true)
	if err != nil {
		t.Errorf("expecting group1 to be added, got failure %v", err)
		return
	}
	err = manager.SaveGroup(context.Background(), account.Id, userID, &group2, true)
	if err != nil {
		t.Errorf("expecting group2 to be added, got failure %v", err)
		return
	}

	policy := &types.Policy{
		Name:    "test",
		Enabled: true,
		Rules: []*types.PolicyRule{
			{
				Enabled:       true,
				Sources:       []string{group1.ID},
				Destinations:  []string{group2.ID},
				Bidirectional: true,
				Action:        types.PolicyTrafficActionAccept,
			},
		},
	}
	policy, err = manager.SavePolicy(context.Background(), account.Id, userID, policy, true)
	if err != nil {
		t.Errorf("expecting rule to be added, got failure %v", err)
		return
	}

	networkMap1, err := manager.GetNetworkMap(context.Background(), peer1.ID)
	if err != nil {
		t.Fatal(err)
		return
	}

	if len(networkMap1.Peers) != 1 {
		t.Errorf(
			"expecting Account NetworkMap to have 1 peers, got %v: %v",
			len(networkMap1.Peers),
			networkMap1.Peers,
		)
		return
	}

	if networkMap1.Peers[0].Key != peerKey2.PublicKey().String() {
		t.Errorf(
			"expecting Account NetworkMap to have peer with a key %s, got %s",
			peerKey2.PublicKey().String(),
			networkMap1.Peers[0].Key,
		)
	}

	networkMap2, err := manager.GetNetworkMap(context.Background(), peer2.ID)
	if err != nil {
		t.Fatal(err)
		return
	}

	if len(networkMap2.Peers) != 1 {
		t.Errorf("expecting Account NetworkMap to have 1 peers, got %v", len(networkMap2.Peers))
	}

	if len(networkMap2.Peers) > 0 && networkMap2.Peers[0].Key != peerKey1.PublicKey().String() {
		t.Errorf(
			"expecting Account NetworkMap to have peer with a key %s, got %s",
			peerKey1.PublicKey().String(),
			networkMap2.Peers[0].Key,
		)
	}

	policy.Enabled = false
	_, err = manager.SavePolicy(context.Background(), account.Id, userID, policy, true)
	if err != nil {
		t.Errorf("expecting rule to be added, got failure %v", err)
		return
	}

	networkMap1, err = manager.GetNetworkMap(context.Background(), peer1.ID)
	if err != nil {
		t.Fatal(err)
		return
	}

	if len(networkMap1.Peers) != 0 {
		t.Errorf(
			"expecting Account NetworkMap to have 0 peers, got %v: %v",
			len(networkMap1.Peers),
			networkMap1.Peers,
		)
		return
	}

	networkMap2, err = manager.GetNetworkMap(context.Background(), peer2.ID)
	if err != nil {
		t.Fatal(err)
		return
	}

	if len(networkMap2.Peers) != 0 {
		t.Errorf("expecting Account NetworkMap to have 0 peers, got %v", len(networkMap2.Peers))
	}
}

func TestAccountManager_GetPeerNetwork(t *testing.T) {
	manager, err := createManager(t)
	if err != nil {
		t.Fatal(err)
		return
	}

	expectedId := "test_account"
	userId := "account_creator"
	account, err := createAccount(manager, expectedId, userId, "")
	if err != nil {
		t.Fatal(err)
	}

	setupKey, err := manager.CreateSetupKey(context.Background(), account.Id, "test-key", types.SetupKeyReusable, time.Hour, nil, 999, userId, false, false)
	if err != nil {
		t.Fatal("error creating setup key")
		return
	}

	peerKey1, err := wgtypes.GeneratePrivateKey()
	if err != nil {
		t.Fatal(err)
		return
	}

	peer1, _, _, err := manager.AddPeer(context.Background(), setupKey.Key, "", &nbpeer.Peer{
		Key:  peerKey1.PublicKey().String(),
		Meta: nbpeer.PeerSystemMeta{Hostname: "test-peer-1"},
	})
	if err != nil {
		t.Errorf("expecting peer to be added, got failure %v", err)
		return
	}

	peerKey2, err := wgtypes.GeneratePrivateKey()
	if err != nil {
		t.Fatal(err)
		return
	}
	_, _, _, err = manager.AddPeer(context.Background(), setupKey.Key, "", &nbpeer.Peer{
		Key:  peerKey2.PublicKey().String(),
		Meta: nbpeer.PeerSystemMeta{Hostname: "test-peer-2"},
	})

	if err != nil {
		t.Errorf("expecting peer to be added, got failure %v", err)
		return
	}

	network, err := manager.GetPeerNetwork(context.Background(), peer1.ID)
	if err != nil {
		t.Fatal(err)
		return
	}

	if account.Network.Identifier != network.Identifier {
		t.Errorf("expecting Account Networks ID to be equal, got %s expected %s", network.Identifier, account.Network.Identifier)
	}
}

func TestDefaultAccountManager_GetPeer(t *testing.T) {
	manager, err := createManager(t)
	if err != nil {
		t.Fatal(err)
		return
	}

	// account with an admin and a regular user
	accountID := "test_account"
	adminUser := "account_creator"
	someUser := "some_user"
	account := newAccountWithId(context.Background(), accountID, adminUser, "", false)
	account.Users[someUser] = &types.User{
		Id:   someUser,
		Role: types.UserRoleUser,
	}
	account.Settings.RegularUsersViewBlocked = false

	err = manager.Store.SaveAccount(context.Background(), account)
	if err != nil {
		t.Fatal(err)
		return
	}

	// two peers one added by a regular user and one with a setup key
	setupKey, err := manager.CreateSetupKey(context.Background(), account.Id, "test-key", types.SetupKeyReusable, time.Hour, nil, 999, adminUser, false, false)
	if err != nil {
		t.Fatal("error creating setup key")
		return
	}

	peerKey1, err := wgtypes.GeneratePrivateKey()
	if err != nil {
		t.Fatal(err)
		return
	}

	peer1, _, _, err := manager.AddPeer(context.Background(), "", someUser, &nbpeer.Peer{
		Key:  peerKey1.PublicKey().String(),
		Meta: nbpeer.PeerSystemMeta{Hostname: "test-peer-2"},
	})
	if err != nil {
		t.Errorf("expecting peer to be added, got failure %v", err)
		return
	}

	peerKey2, err := wgtypes.GeneratePrivateKey()
	if err != nil {
		t.Fatal(err)
		return
	}

	// the second peer added with a setup key
	peer2, _, _, err := manager.AddPeer(context.Background(), setupKey.Key, "", &nbpeer.Peer{
		Key:  peerKey2.PublicKey().String(),
		Meta: nbpeer.PeerSystemMeta{Hostname: "test-peer-2"},
	})
	if err != nil {
		t.Fatal(err)
		return
	}

	// the user can see its own peer
	peer, err := manager.GetPeer(context.Background(), accountID, peer1.ID, someUser)
	if err != nil {
		t.Fatal(err)
		return
	}
	assert.NotNil(t, peer)

	// the user can see peer2 because peer1 of the user has access to peer2 due to the All group and the default rule 0 all-to-all access
	peer, err = manager.GetPeer(context.Background(), accountID, peer2.ID, someUser)
	if err != nil {
		t.Fatal(err)
		return
	}
	assert.NotNil(t, peer)

	// delete the all-to-all policy so that user's peer1 has no access to peer2
	for _, policy := range account.Policies {
		err = manager.DeletePolicy(context.Background(), accountID, policy.ID, adminUser)
		if err != nil {
			t.Fatal(err)
			return
		}
	}

	// at this point the user can't see the details of peer2
	peer, err = manager.GetPeer(context.Background(), accountID, peer2.ID, someUser) //nolint
	assert.Error(t, err)

	// admin users can always access all the peers
	peer, err = manager.GetPeer(context.Background(), accountID, peer1.ID, adminUser)
	if err != nil {
		t.Fatal(err)
		return
	}
	assert.NotNil(t, peer)

	peer, err = manager.GetPeer(context.Background(), accountID, peer2.ID, adminUser)
	if err != nil {
		t.Fatal(err)
		return
	}
	assert.NotNil(t, peer)
}

func TestDefaultAccountManager_GetPeers(t *testing.T) {
	testCases := []struct {
		name                string
		role                types.UserRole
		limitedViewSettings bool
		isServiceUser       bool
		expectedPeerCount   int
	}{
		{
			name:                "Regular user, no limited view settings, not a service user",
			role:                types.UserRoleUser,
			limitedViewSettings: false,
			isServiceUser:       false,
			expectedPeerCount:   1,
		},
		{
			name:                "Service user, no limited view settings",
			role:                types.UserRoleUser,
			limitedViewSettings: false,
			isServiceUser:       true,
			expectedPeerCount:   2,
		},
		{
			name:                "Regular user, limited view settings",
			role:                types.UserRoleUser,
			limitedViewSettings: true,
			isServiceUser:       false,
			expectedPeerCount:   0,
		},
		{
			name:                "Service user, limited view settings",
			role:                types.UserRoleUser,
			limitedViewSettings: true,
			isServiceUser:       true,
			expectedPeerCount:   2,
		},
		{
			name:                "Admin, no limited view settings, not a service user",
			role:                types.UserRoleAdmin,
			limitedViewSettings: false,
			isServiceUser:       false,
			expectedPeerCount:   2,
		},
		{
			name:                "Admin service user, no limited view settings",
			role:                types.UserRoleAdmin,
			limitedViewSettings: false,
			isServiceUser:       true,
			expectedPeerCount:   2,
		},
		{
			name:                "Admin, limited view settings",
			role:                types.UserRoleAdmin,
			limitedViewSettings: true,
			isServiceUser:       false,
			expectedPeerCount:   2,
		},
		{
			name:                "Admin Service user, limited view settings",
			role:                types.UserRoleAdmin,
			limitedViewSettings: true,
			isServiceUser:       true,
			expectedPeerCount:   2,
		},
		{
			name:                "Owner, no limited view settings",
			role:                types.UserRoleOwner,
			limitedViewSettings: true,
			isServiceUser:       false,
			expectedPeerCount:   2,
		},
		{
			name:                "Owner, limited view settings",
			role:                types.UserRoleOwner,
			limitedViewSettings: true,
			isServiceUser:       false,
			expectedPeerCount:   2,
		},
	}
	for _, testCase := range testCases {
		t.Run(testCase.name, func(t *testing.T) {
			manager, err := createManager(t)
			if err != nil {
				t.Fatal(err)
				return
			}

			// account with an admin and a regular user
			accountID := "test_account"
			adminUser := "account_creator"
			someUser := "some_user"
			account := newAccountWithId(context.Background(), accountID, adminUser, "", false)
			account.Users[someUser] = &types.User{
				Id:            someUser,
				Role:          testCase.role,
				IsServiceUser: testCase.isServiceUser,
			}
			account.Policies = []*types.Policy{}
			account.Settings.RegularUsersViewBlocked = testCase.limitedViewSettings

			err = manager.Store.SaveAccount(context.Background(), account)
			if err != nil {
				t.Fatal(err)
				return
			}

			peerKey1, err := wgtypes.GeneratePrivateKey()
			if err != nil {
				t.Fatal(err)
				return
			}

			peerKey2, err := wgtypes.GeneratePrivateKey()
			if err != nil {
				t.Fatal(err)
				return
			}

			_, _, _, err = manager.AddPeer(context.Background(), "", someUser, &nbpeer.Peer{
				Key:  peerKey1.PublicKey().String(),
				Meta: nbpeer.PeerSystemMeta{Hostname: "test-peer-1"},
			})
			if err != nil {
				t.Errorf("expecting peer to be added, got failure %v", err)
				return
			}

			_, _, _, err = manager.AddPeer(context.Background(), "", adminUser, &nbpeer.Peer{
				Key:  peerKey2.PublicKey().String(),
				Meta: nbpeer.PeerSystemMeta{Hostname: "test-peer-2"},
			})
			if err != nil {
				t.Errorf("expecting peer to be added, got failure %v", err)
				return
			}

			peers, err := manager.GetPeers(context.Background(), accountID, someUser, "", "")
			if err != nil {
				t.Fatal(err)
				return
			}
			assert.NotNil(t, peers)

			assert.Len(t, peers, testCase.expectedPeerCount)

		})
	}
}

func setupTestAccountManager(b testing.TB, peers int, groups int) (*DefaultAccountManager, string, string, error) {
	b.Helper()

	manager, err := createManager(b)
	if err != nil {
		return nil, "", "", err
	}

	accountID := "test_account"
	adminUser := "account_creator"
	regularUser := "regular_user"

	account := newAccountWithId(context.Background(), accountID, adminUser, "", false)
	account.Users[regularUser] = &types.User{
		Id:   regularUser,
		Role: types.UserRoleUser,
	}

	// Create peers
	for i := 0; i < peers; i++ {
		peerKey, _ := wgtypes.GeneratePrivateKey()
		peer := &nbpeer.Peer{
			ID:       fmt.Sprintf("peer-%d", i),
			DNSLabel: fmt.Sprintf("peer-%d", i),
			Key:      peerKey.PublicKey().String(),
			IP:       net.ParseIP(fmt.Sprintf("100.64.%d.%d", i/256, i%256)),
			Status:   &nbpeer.PeerStatus{LastSeen: time.Now().UTC(), Connected: true},
			UserID:   regularUser,
		}
		account.Peers[peer.ID] = peer
	}

	// Create groups and policies
	account.Policies = make([]*types.Policy, 0, groups)
	for i := 0; i < groups; i++ {
		groupID := fmt.Sprintf("group-%d", i)
		group := &types.Group{
			ID:   groupID,
			Name: fmt.Sprintf("Group %d", i),
		}
		for j := 0; j < peers/groups; j++ {
			peerIndex := i*(peers/groups) + j
			group.Peers = append(group.Peers, fmt.Sprintf("peer-%d", peerIndex))
		}

		// Create network, router and resource for this group
		network := &networkTypes.Network{
			ID:        fmt.Sprintf("network-%d", i),
			AccountID: account.Id,
			Name:      fmt.Sprintf("Network for Group %d", i),
		}
		account.Networks = append(account.Networks, network)

		ips := account.GetTakenIPs()
		peerIP, err := types.AllocatePeerIP(account.Network.Net, ips)
		if err != nil {
			return nil, "", "", err
		}

		peerKey, _ := wgtypes.GeneratePrivateKey()
		peer := &nbpeer.Peer{
			ID:       fmt.Sprintf("peer-nr-%d", len(account.Peers)+1),
			DNSLabel: fmt.Sprintf("peer-nr-%d", len(account.Peers)+1),
			Key:      peerKey.PublicKey().String(),
			IP:       peerIP,
			Status:   &nbpeer.PeerStatus{LastSeen: time.Now().UTC(), Connected: true},
			UserID:   regularUser,
			Meta: nbpeer.PeerSystemMeta{
				Hostname:  fmt.Sprintf("peer-nr-%d", len(account.Peers)+1),
				GoOS:      "linux",
				Kernel:    "Linux",
				Core:      "21.04",
				Platform:  "x86_64",
				OS:        "Ubuntu",
				WtVersion: "development",
				UIVersion: "development",
			},
		}
		account.Peers[peer.ID] = peer

		group.Peers = append(group.Peers, peer.ID)
		account.Groups[groupID] = group

		router := &routerTypes.NetworkRouter{
			ID:         fmt.Sprintf("network-router-%d", i),
			NetworkID:  network.ID,
			AccountID:  account.Id,
			Peer:       peer.ID,
			PeerGroups: []string{},
			Masquerade: false,
			Metric:     9999,
		}
		account.NetworkRouters = append(account.NetworkRouters, router)

		resource := &resourceTypes.NetworkResource{
			ID:        fmt.Sprintf("network-resource-%d", i),
			NetworkID: network.ID,
			AccountID: account.Id,
			Name:      fmt.Sprintf("Network resource for Group %d", i),
			Type:      "host",
			Address:   "192.0.2.0/32",
		}
		account.NetworkResources = append(account.NetworkResources, resource)

		// Create a policy for this network resource
		nrPolicy := &types.Policy{
			ID:      fmt.Sprintf("policy-nr-%d", i),
			Name:    fmt.Sprintf("Policy for network resource %d", i),
			Enabled: true,
			Rules: []*types.PolicyRule{
				{
					ID:           fmt.Sprintf("rule-nr-%d", i),
					Name:         fmt.Sprintf("Rule for network resource %d", i),
					Enabled:      true,
					Sources:      []string{groupID},
					Destinations: []string{},
					DestinationResource: types.Resource{
						ID: resource.ID,
					},
					Bidirectional: true,
					Protocol:      types.PolicyRuleProtocolALL,
					Action:        types.PolicyTrafficActionAccept,
				},
			},
		}
		account.Policies = append(account.Policies, nrPolicy)

		// Create a policy for this group
		policy := &types.Policy{
			ID:      fmt.Sprintf("policy-%d", i),
			Name:    fmt.Sprintf("Policy for Group %d", i),
			Enabled: true,
			Rules: []*types.PolicyRule{
				{
					ID:            fmt.Sprintf("rule-%d", i),
					Name:          fmt.Sprintf("Rule for Group %d", i),
					Enabled:       true,
					Sources:       []string{groupID},
					Destinations:  []string{groupID},
					Bidirectional: true,
					Protocol:      types.PolicyRuleProtocolALL,
					Action:        types.PolicyTrafficActionAccept,
				},
			},
		}
		account.Policies = append(account.Policies, policy)
	}

	account.PostureChecks = []*posture.Checks{
		{
			ID:   "PostureChecksAll",
			Name: "All",
			Checks: posture.ChecksDefinition{
				NBVersionCheck: &posture.NBVersionCheck{
					MinVersion: "0.0.1",
				},
			},
		},
	}

	err = manager.Store.SaveAccount(context.Background(), account)
	if err != nil {
		return nil, "", "", err
	}

	return manager, accountID, regularUser, nil
}

func BenchmarkGetPeers(b *testing.B) {
	benchCases := []struct {
		name   string
		peers  int
		groups int
	}{
		{"Small", 50, 5},
		{"Medium", 500, 10},
		{"Large", 5000, 20},
		{"Small single", 50, 1},
		{"Medium single", 500, 1},
		{"Large 5", 5000, 5},
	}

	log.SetOutput(io.Discard)
	defer log.SetOutput(os.Stderr)
	for _, bc := range benchCases {
		b.Run(bc.name, func(b *testing.B) {
			manager, accountID, userID, err := setupTestAccountManager(b, bc.peers, bc.groups)
			if err != nil {
				b.Fatalf("Failed to setup test account manager: %v", err)
			}

			b.ResetTimer()
			for i := 0; i < b.N; i++ {
				_, err := manager.GetPeers(context.Background(), accountID, userID, "", "")
				if err != nil {
					b.Fatalf("GetPeers failed: %v", err)
				}
			}
		})
	}
}
func BenchmarkUpdateAccountPeers(b *testing.B) {
	benchCases := []struct {
		name   string
		peers  int
		groups int
		// We need different expectations for CI/CD and local runs because of the different performance characteristics
		minMsPerOpLocal float64
		maxMsPerOpLocal float64
		minMsPerOpCICD  float64
		maxMsPerOpCICD  float64
	}{
		{"Small", 50, 5, 90, 120, 90, 120},
		{"Medium", 500, 100, 110, 150, 120, 260},
		{"Large", 5000, 200, 800, 1700, 2500, 5000},
		{"Small single", 50, 10, 90, 120, 90, 120},
		{"Medium single", 500, 10, 110, 170, 120, 200},
		{"Large 5", 5000, 15, 1300, 2100, 4900, 7000},
		{"Extra Large", 2000, 2000, 1300, 2400, 3000, 6400},
	}

	log.SetOutput(io.Discard)
	defer log.SetOutput(os.Stderr)

	for _, bc := range benchCases {
		b.Run(bc.name, func(b *testing.B) {
			manager, accountID, _, err := setupTestAccountManager(b, bc.peers, bc.groups)
			if err != nil {
				b.Fatalf("Failed to setup test account manager: %v", err)
			}

			ctx := context.Background()

			account, err := manager.Store.GetAccount(ctx, accountID)
			if err != nil {
				b.Fatalf("Failed to get account: %v", err)
			}

			peerChannels := make(map[string]chan *UpdateMessage)

			for peerID := range account.Peers {
				peerChannels[peerID] = make(chan *UpdateMessage, channelBufferSize)
			}

			manager.peersUpdateManager.peerChannels = peerChannels

			b.ResetTimer()
			start := time.Now()

			for i := 0; i < b.N; i++ {
				manager.UpdateAccountPeers(ctx, account.Id)
			}

			duration := time.Since(start)
			msPerOp := float64(duration.Nanoseconds()) / float64(b.N) / 1e6
			b.ReportMetric(msPerOp, "ms/op")

			minExpected := bc.minMsPerOpLocal
			maxExpected := bc.maxMsPerOpLocal
			if os.Getenv("CI") == "true" {
				minExpected = bc.minMsPerOpCICD
				maxExpected = bc.maxMsPerOpCICD
			}

			if msPerOp < minExpected {
				b.Fatalf("Benchmark %s failed: too fast (%.2f ms/op, minimum %.2f ms/op)", bc.name, msPerOp, minExpected)
			}

			if msPerOp > (maxExpected * 1.1) {
				b.Fatalf("Benchmark %s failed: too slow (%.2f ms/op, maximum %.2f ms/op)", bc.name, msPerOp, maxExpected)
			}
		})
	}
}

func TestUpdateAccountPeers(t *testing.T) {
	testCases := []struct {
		name   string
		peers  int
		groups int
	}{
		{"Small", 50, 1},
		{"Medium", 500, 1},
		{"Large", 1000, 1},
	}

	log.SetOutput(io.Discard)
	defer log.SetOutput(os.Stderr)

	for _, tc := range testCases {
		t.Run(tc.name, func(t *testing.T) {
			manager, accountID, _, err := setupTestAccountManager(t, tc.peers, tc.groups)
			if err != nil {
				t.Fatalf("Failed to setup test account manager: %v", err)
			}

			ctx := context.Background()

			account, err := manager.Store.GetAccount(ctx, accountID)
			if err != nil {
				t.Fatalf("Failed to get account: %v", err)
			}

			peerChannels := make(map[string]chan *UpdateMessage)

			for peerID := range account.Peers {
				peerChannels[peerID] = make(chan *UpdateMessage, channelBufferSize)
			}

			manager.peersUpdateManager.peerChannels = peerChannels
			manager.UpdateAccountPeers(ctx, account.Id)

			for _, channel := range peerChannels {
				update := <-channel
				assert.Nil(t, update.Update.NetbirdConfig)
				assert.Equal(t, tc.peers, len(update.NetworkMap.Peers))
				assert.Equal(t, tc.peers*2, len(update.NetworkMap.FirewallRules))
			}
		})
	}
}

func TestToSyncResponse(t *testing.T) {
	_, ipnet, err := net.ParseCIDR("192.168.1.0/24")
	if err != nil {
		t.Fatal(err)
	}
	domainList, err := domain.FromStringList([]string{"example.com"})
	if err != nil {
		t.Fatal(err)
	}

	config := &types.Config{
		Signal: &types.Host{
			Proto:    "https",
			URI:      "signal.uri",
			Username: "",
			Password: "",
		},
		Stuns: []*types.Host{{URI: "stun.uri", Proto: types.UDP}},
		TURNConfig: &types.TURNConfig{
			Turns: []*types.Host{{URI: "turn.uri", Proto: types.UDP, Username: "turn-user", Password: "turn-pass"}},
		},
	}
	peer := &nbpeer.Peer{
		IP:         net.ParseIP("192.168.1.1"),
		SSHEnabled: true,
		Key:        "peer-key",
		DNSLabel:   "peer1",
		SSHKey:     "peer1-ssh-key",
	}
	turnRelayToken := &Token{
		Payload:   "turn-user",
		Signature: "turn-pass",
	}
	networkMap := &types.NetworkMap{
		Network:      &types.Network{Net: *ipnet, Serial: 1000},
		Peers:        []*nbpeer.Peer{{IP: net.ParseIP("192.168.1.2"), Key: "peer2-key", DNSLabel: "peer2", SSHEnabled: true, SSHKey: "peer2-ssh-key"}},
		OfflinePeers: []*nbpeer.Peer{{IP: net.ParseIP("192.168.1.3"), Key: "peer3-key", DNSLabel: "peer3", SSHEnabled: true, SSHKey: "peer3-ssh-key"}},
		Routes: []*nbroute.Route{
			{
				ID:          "route1",
				Network:     netip.MustParsePrefix("10.0.0.0/24"),
				Domains:     domainList,
				KeepRoute:   true,
				NetID:       "route1",
				Peer:        "peer1",
				NetworkType: 1,
				Masquerade:  true,
				Metric:      9999,
				Enabled:     true,
			},
		},
		DNSConfig: nbdns.Config{
			ServiceEnable: true,
			NameServerGroups: []*nbdns.NameServerGroup{
				{
					NameServers: []nbdns.NameServer{{
						IP:     netip.MustParseAddr("8.8.8.8"),
						NSType: nbdns.UDPNameServerType,
						Port:   nbdns.DefaultDNSPort,
					}},
					Primary:              true,
					Domains:              []string{"example.com"},
					Enabled:              true,
					SearchDomainsEnabled: true,
				},
				{
					ID: "ns1",
					NameServers: []nbdns.NameServer{{
						IP:     netip.MustParseAddr("1.1.1.1"),
						NSType: nbdns.UDPNameServerType,
						Port:   nbdns.DefaultDNSPort,
					}},
					Groups:               []string{"group1"},
					Primary:              true,
					Domains:              []string{"example.com"},
					Enabled:              true,
					SearchDomainsEnabled: true,
				},
			},
			CustomZones: []nbdns.CustomZone{{Domain: "example.com", Records: []nbdns.SimpleRecord{{Name: "example.com", Type: 1, Class: "IN", TTL: 60, RData: "100.64.0.1"}}}},
		},
		FirewallRules: []*types.FirewallRule{
			{PeerIP: "192.168.1.2", Direction: types.FirewallRuleDirectionIN, Action: string(types.PolicyTrafficActionAccept), Protocol: string(types.PolicyRuleProtocolTCP), Port: "80"},
		},
		ForwardingRules: []*types.ForwardingRule{
			{
				RuleProtocol: "tcp",
				DestinationPorts: types.RulePortRange{
					Start: 1000,
					End:   2000,
				},
				TranslatedAddress: net.IPv4(192, 168, 1, 2),
				TranslatedPorts: types.RulePortRange{
					Start: 11000,
					End:   12000,
				},
			},
		},
	}
	dnsName := "example.com"
	checks := []*posture.Checks{
		{
			Checks: posture.ChecksDefinition{
				ProcessCheck: &posture.ProcessCheck{
					Processes: []posture.Process{{LinuxPath: "/usr/bin/netbird"}},
				},
			},
		},
	}
	dnsCache := &DNSConfigCache{}
	accountSettings := &types.Settings{RoutingPeerDNSResolutionEnabled: true}
	response := toSyncResponse(context.Background(), config, peer, turnRelayToken, turnRelayToken, networkMap, dnsName, checks, dnsCache, accountSettings, nil)

	assert.NotNil(t, response)
	// assert peer config
	assert.Equal(t, "192.168.1.1/24", response.PeerConfig.Address)
	assert.Equal(t, "peer1.example.com", response.PeerConfig.Fqdn)
	assert.Equal(t, true, response.PeerConfig.SshConfig.SshEnabled)
	// assert netbird config
	assert.Equal(t, "signal.uri", response.NetbirdConfig.Signal.Uri)
	assert.Equal(t, proto.HostConfig_HTTPS, response.NetbirdConfig.Signal.GetProtocol())
	assert.Equal(t, "stun.uri", response.NetbirdConfig.Stuns[0].Uri)
	assert.Equal(t, "turn.uri", response.NetbirdConfig.Turns[0].HostConfig.GetUri())
	assert.Equal(t, "turn-user", response.NetbirdConfig.Turns[0].User)
	assert.Equal(t, "turn-pass", response.NetbirdConfig.Turns[0].Password)
	// assert RemotePeers
	assert.Equal(t, 1, len(response.RemotePeers))
	assert.Equal(t, "192.168.1.2/32", response.RemotePeers[0].AllowedIps[0])
	assert.Equal(t, "peer2-key", response.RemotePeers[0].WgPubKey)
	assert.Equal(t, "peer2.example.com", response.RemotePeers[0].GetFqdn())
	assert.Equal(t, false, response.RemotePeers[0].GetSshConfig().GetSshEnabled())
	assert.Equal(t, []byte("peer2-ssh-key"), response.RemotePeers[0].GetSshConfig().GetSshPubKey())
	// assert network map
	assert.Equal(t, uint64(1000), response.NetworkMap.Serial)
	assert.Equal(t, "192.168.1.1/24", response.NetworkMap.PeerConfig.Address)
	assert.Equal(t, "peer1.example.com", response.NetworkMap.PeerConfig.Fqdn)
	assert.Equal(t, true, response.NetworkMap.PeerConfig.SshConfig.SshEnabled)
	// assert network map RemotePeers
	assert.Equal(t, 1, len(response.NetworkMap.RemotePeers))
	assert.Equal(t, "192.168.1.2/32", response.NetworkMap.RemotePeers[0].AllowedIps[0])
	assert.Equal(t, "peer2-key", response.NetworkMap.RemotePeers[0].WgPubKey)
	assert.Equal(t, "peer2.example.com", response.NetworkMap.RemotePeers[0].GetFqdn())
	assert.Equal(t, []byte("peer2-ssh-key"), response.NetworkMap.RemotePeers[0].GetSshConfig().GetSshPubKey())
	// assert network map OfflinePeers
	assert.Equal(t, 1, len(response.NetworkMap.OfflinePeers))
	assert.Equal(t, "192.168.1.3/32", response.NetworkMap.OfflinePeers[0].AllowedIps[0])
	assert.Equal(t, "peer3-key", response.NetworkMap.OfflinePeers[0].WgPubKey)
	assert.Equal(t, "peer3.example.com", response.NetworkMap.OfflinePeers[0].GetFqdn())
	assert.Equal(t, []byte("peer3-ssh-key"), response.NetworkMap.OfflinePeers[0].GetSshConfig().GetSshPubKey())
	// assert network map Routes
	assert.Equal(t, 1, len(response.NetworkMap.Routes))
	assert.Equal(t, "10.0.0.0/24", response.NetworkMap.Routes[0].Network)
	assert.Equal(t, "route1", response.NetworkMap.Routes[0].ID)
	assert.Equal(t, "peer1", response.NetworkMap.Routes[0].Peer)
	assert.Equal(t, "example.com", response.NetworkMap.Routes[0].Domains[0])
	assert.Equal(t, true, response.NetworkMap.Routes[0].KeepRoute)
	assert.Equal(t, true, response.NetworkMap.Routes[0].Masquerade)
	assert.Equal(t, int64(9999), response.NetworkMap.Routes[0].Metric)
	assert.Equal(t, int64(1), response.NetworkMap.Routes[0].NetworkType)
	assert.Equal(t, "route1", response.NetworkMap.Routes[0].NetID)
	// assert network map DNSConfig
	assert.Equal(t, true, response.NetworkMap.DNSConfig.ServiceEnable)
	assert.Equal(t, 1, len(response.NetworkMap.DNSConfig.CustomZones))
	assert.Equal(t, 2, len(response.NetworkMap.DNSConfig.NameServerGroups))
	// assert network map DNSConfig.CustomZones
	assert.Equal(t, "example.com", response.NetworkMap.DNSConfig.CustomZones[0].Domain)
	assert.Equal(t, 1, len(response.NetworkMap.DNSConfig.CustomZones[0].Records))
	assert.Equal(t, "example.com", response.NetworkMap.DNSConfig.CustomZones[0].Records[0].Name)
	assert.Equal(t, int64(1), response.NetworkMap.DNSConfig.CustomZones[0].Records[0].Type)
	assert.Equal(t, "IN", response.NetworkMap.DNSConfig.CustomZones[0].Records[0].Class)
	assert.Equal(t, int64(60), response.NetworkMap.DNSConfig.CustomZones[0].Records[0].TTL)
	assert.Equal(t, "100.64.0.1", response.NetworkMap.DNSConfig.CustomZones[0].Records[0].RData)
	// assert network map DNSConfig.NameServerGroups
	assert.Equal(t, true, response.NetworkMap.DNSConfig.NameServerGroups[0].Primary)
	assert.Equal(t, true, response.NetworkMap.DNSConfig.NameServerGroups[0].SearchDomainsEnabled)
	assert.Equal(t, "example.com", response.NetworkMap.DNSConfig.NameServerGroups[0].Domains[0])
	assert.Equal(t, "8.8.8.8", response.NetworkMap.DNSConfig.NameServerGroups[0].NameServers[0].GetIP())
	assert.Equal(t, int64(1), response.NetworkMap.DNSConfig.NameServerGroups[0].NameServers[0].GetNSType())
	assert.Equal(t, int64(53), response.NetworkMap.DNSConfig.NameServerGroups[0].NameServers[0].GetPort())
	// assert network map Firewall
	assert.Equal(t, 1, len(response.NetworkMap.FirewallRules))
	assert.Equal(t, "192.168.1.2", response.NetworkMap.FirewallRules[0].PeerIP)
	assert.Equal(t, proto.RuleDirection_IN, response.NetworkMap.FirewallRules[0].Direction)
	assert.Equal(t, proto.RuleAction_ACCEPT, response.NetworkMap.FirewallRules[0].Action)
	assert.Equal(t, proto.RuleProtocol_TCP, response.NetworkMap.FirewallRules[0].Protocol)
	assert.Equal(t, "80", response.NetworkMap.FirewallRules[0].Port)
	// assert posture checks
	assert.Equal(t, 1, len(response.Checks))
	assert.Equal(t, "/usr/bin/netbird", response.Checks[0].Files[0])
	// assert network map ForwardingRules
	assert.Equal(t, 1, len(response.NetworkMap.ForwardingRules))
	assert.Equal(t, proto.RuleProtocol_TCP, response.NetworkMap.ForwardingRules[0].Protocol)
	assert.Equal(t, uint32(1000), response.NetworkMap.ForwardingRules[0].DestinationPort.GetRange().Start)
	assert.Equal(t, uint32(2000), response.NetworkMap.ForwardingRules[0].DestinationPort.GetRange().End)
	assert.Equal(t, net.IPv4(192, 168, 1, 2).To4(), net.IP(response.NetworkMap.ForwardingRules[0].TranslatedAddress))
	assert.Equal(t, uint32(11000), response.NetworkMap.ForwardingRules[0].TranslatedPort.GetRange().Start)
	assert.Equal(t, uint32(12000), response.NetworkMap.ForwardingRules[0].TranslatedPort.GetRange().End)
}

func Test_RegisterPeerByUser(t *testing.T) {
	if runtime.GOOS == "windows" {
		t.Skip("The SQLite store is not properly supported by Windows yet")
	}

	s, cleanup, err := store.NewTestStoreFromSQL(context.Background(), "testdata/extended-store.sql", t.TempDir())
	if err != nil {
		t.Fatal(err)
	}
	defer cleanup()

	eventStore := &activity.InMemoryEventStore{}

	metrics, err := telemetry.NewDefaultAppMetrics(context.Background())
	assert.NoError(t, err)

	ctrl := gomock.NewController(t)
	t.Cleanup(ctrl.Finish)
	settingsMockManager := settings.NewMockManager(ctrl)
	permissionsManager := permissions.NewManager(s)

	am, err := BuildManager(context.Background(), s, NewPeersUpdateManager(nil), nil, "", "netbird.cloud", eventStore, nil, false, MocIntegratedValidator{}, metrics, port_forwarding.NewControllerMock(), settingsMockManager, permissionsManager, false)
	assert.NoError(t, err)

	existingAccountID := "bf1c8084-ba50-4ce7-9439-34653001fc3b"
	existingUserID := "edafee4e-63fb-11ec-90d6-0242ac120003"

	_, err = s.GetAccount(context.Background(), existingAccountID)
	require.NoError(t, err)

	newPeer := &nbpeer.Peer{
		ID:        xid.New().String(),
		AccountID: existingAccountID,
		Key:       "newPeerKey",
		IP:        net.IP{123, 123, 123, 123},
		Meta: nbpeer.PeerSystemMeta{
			Hostname: "newPeer",
			GoOS:     "linux",
		},
		Name:       "newPeerName",
		DNSLabel:   "newPeer.test",
		UserID:     existingUserID,
		Status:     &nbpeer.PeerStatus{Connected: false, LastSeen: time.Now()},
		SSHEnabled: false,
		LastLogin:  util.ToPtr(time.Now()),
		ExtraDNSLabels: []string{
			"extraLabel1",
			"extraLabel2",
		},
	}

	addedPeer, _, _, err := am.AddPeer(context.Background(), "", existingUserID, newPeer)
	require.NoError(t, err)
	assert.Equal(t, newPeer.ExtraDNSLabels, addedPeer.ExtraDNSLabels)

	peer, err := s.GetPeerByPeerPubKey(context.Background(), store.LockingStrengthShare, addedPeer.Key)
	require.NoError(t, err)
	assert.Equal(t, peer.AccountID, existingAccountID)
	assert.Equal(t, peer.UserID, existingUserID)
	assert.Equal(t, newPeer.ExtraDNSLabels, peer.ExtraDNSLabels)

	account, err := s.GetAccount(context.Background(), existingAccountID)
	require.NoError(t, err)
	assert.Contains(t, account.Peers, addedPeer.ID)
	assert.Equal(t, peer.Meta.Hostname, newPeer.Meta.Hostname)
	assert.Contains(t, account.Groups["cfefqs706sqkneg59g3g"].Peers, addedPeer.ID)
	assert.Contains(t, account.Groups["cfefqs706sqkneg59g4g"].Peers, addedPeer.ID)

	assert.Equal(t, uint64(1), account.Network.Serial)

	lastLogin, err := time.Parse("2006-01-02T15:04:05Z", "0001-01-01T00:00:00Z")
	assert.NoError(t, err)
	assert.NotEqual(t, lastLogin, account.Users[existingUserID].GetLastLogin())
}

func Test_RegisterPeerBySetupKey(t *testing.T) {
	if runtime.GOOS == "windows" {
		t.Skip("The SQLite store is not properly supported by Windows yet")
	}

	s, cleanup, err := store.NewTestStoreFromSQL(context.Background(), "testdata/extended-store.sql", t.TempDir())
	if err != nil {
		t.Fatal(err)
	}
	defer cleanup()

	eventStore := &activity.InMemoryEventStore{}

	metrics, err := telemetry.NewDefaultAppMetrics(context.Background())
	assert.NoError(t, err)

	ctrl := gomock.NewController(t)
	t.Cleanup(ctrl.Finish)
	settingsMockManager := settings.NewMockManager(ctrl)
	settingsMockManager.
		EXPECT().
		GetExtraSettings(gomock.Any(), gomock.Any()).
		Return(&types.ExtraSettings{}, nil).
		AnyTimes()
	permissionsManager := permissions.NewManager(s)

	am, err := BuildManager(context.Background(), s, NewPeersUpdateManager(nil), nil, "", "netbird.cloud", eventStore, nil, false, MocIntegratedValidator{}, metrics, port_forwarding.NewControllerMock(), settingsMockManager, permissionsManager, false)
	assert.NoError(t, err)

	existingAccountID := "bf1c8084-ba50-4ce7-9439-34653001fc3b"

	_, err = s.GetAccount(context.Background(), existingAccountID)
	require.NoError(t, err)

	newPeerTemplate := &nbpeer.Peer{
		AccountID: existingAccountID,
		UserID:    "",
		IP:        net.IP{123, 123, 123, 123},
		Meta: nbpeer.PeerSystemMeta{
			Hostname: "newPeer",
			GoOS:     "linux",
		},
		Name:       "newPeerName",
		DNSLabel:   "newPeer.test",
		Status:     &nbpeer.PeerStatus{Connected: false, LastSeen: time.Now()},
		SSHEnabled: false,
		ExtraDNSLabels: []string{
			"extraLabel1",
			"extraLabel2",
		},
	}

	testCases := []struct {
		name                      string
		existingSetupKeyID        string
		expectedGroupIDsInAccount []string
		expectAddPeerError        bool
		errorType                 status.Type
		expectedErrorMsgSubstring string
	}{
		{
			name:                      "Successful registration with setup key allowing extra DNS labels",
			existingSetupKeyID:        "A2C8E62B-38F5-4553-B31E-DD66C696CEBD",
			expectAddPeerError:        false,
			expectedGroupIDsInAccount: []string{"cfefqs706sqkneg59g2g", "cfefqs706sqkneg59g4g"},
		},
		{
			name:                      "Failed registration with setup key not allowing extra DNS labels",
			existingSetupKeyID:        "A2C8E62B-38F5-4553-B31E-DD66C696CEBB",
			expectAddPeerError:        true,
			errorType:                 status.PreconditionFailed,
			expectedErrorMsgSubstring: "setup key doesn't allow extra DNS labels",
		},
		{
			name:                      "Absent setup key",
			existingSetupKeyID:        "AAAAAAAA-38F5-4553-B31E-DD66C696CEBB",
			expectAddPeerError:        true,
			errorType:                 status.NotFound,
			expectedErrorMsgSubstring: "couldn't add peer: setup key is invalid",
		},
	}

	for _, tc := range testCases {
		t.Run(tc.name, func(t *testing.T) {
			currentPeer := &nbpeer.Peer{
				ID:             xid.New().String(),
				AccountID:      newPeerTemplate.AccountID,
				Key:            "newPeerKey_" + xid.New().String(),
				UserID:         newPeerTemplate.UserID,
				IP:             newPeerTemplate.IP,
				Meta:           newPeerTemplate.Meta,
				Name:           newPeerTemplate.Name,
				DNSLabel:       newPeerTemplate.DNSLabel,
				Status:         &nbpeer.PeerStatus{Connected: false, LastSeen: time.Now()},
				SSHEnabled:     newPeerTemplate.SSHEnabled,
				ExtraDNSLabels: newPeerTemplate.ExtraDNSLabels,
			}

			addedPeer, _, _, err := am.AddPeer(context.Background(), tc.existingSetupKeyID, "", currentPeer)

			if tc.expectAddPeerError {
				require.Error(t, err, "Expected an error when adding peer with setup key: %s", tc.existingSetupKeyID)
				assert.Contains(t, err.Error(), tc.expectedErrorMsgSubstring, "Error message mismatch")
				e, ok := status.FromError(err)
				if !ok {
					t.Fatal("Failed to map error")
				}
				assert.Equal(t, e.Type(), tc.errorType)
				return
			}

			require.NoError(t, err, "Expected no error when adding peer with setup key: %s", tc.existingSetupKeyID)
			assert.NotNil(t, addedPeer, "addedPeer should not be nil on success")
			assert.Equal(t, currentPeer.ExtraDNSLabels, addedPeer.ExtraDNSLabels, "ExtraDNSLabels mismatch")

			peerFromStore, err := s.GetPeerByPeerPubKey(context.Background(), store.LockingStrengthShare, currentPeer.Key)
			require.NoError(t, err, "Failed to get peer by pub key: %s", currentPeer.Key)
			assert.Equal(t, existingAccountID, peerFromStore.AccountID, "AccountID mismatch for peer from store")
			assert.Equal(t, currentPeer.ExtraDNSLabels, peerFromStore.ExtraDNSLabels, "ExtraDNSLabels mismatch for peer from store")
			assert.Equal(t, addedPeer.ID, peerFromStore.ID, "Peer ID mismatch between addedPeer and peerFromStore")

			account, err := s.GetAccount(context.Background(), existingAccountID)
			require.NoError(t, err, "Failed to get account: %s", existingAccountID)
			assert.Contains(t, account.Peers, addedPeer.ID, "Peer ID not found in account.Peers")

			for _, groupID := range tc.expectedGroupIDsInAccount {
				require.NotNil(t, account.Groups[groupID], "Group %s not found in account", groupID)
				assert.Contains(t, account.Groups[groupID].Peers, addedPeer.ID, "Peer ID %s not found in group %s", addedPeer.ID, groupID)
			}

			assert.Equal(t, uint64(1), account.Network.Serial, "Network.Serial mismatch; this assumes specific initial state or increment logic.")

			hashedKey := sha256.Sum256([]byte(tc.existingSetupKeyID))
			encodedHashedKey := b64.StdEncoding.EncodeToString(hashedKey[:])

			setupKeyData, ok := account.SetupKeys[encodedHashedKey]
			require.True(t, ok, "Setup key data not found in account.SetupKeys for key ID %s (encoded: %s)", tc.existingSetupKeyID, encodedHashedKey)

			var zeroTime time.Time
			assert.NotEqual(t, zeroTime, setupKeyData.LastUsed, "Setup key LastUsed time should have been updated and not be zero.")

			assert.Equal(t, 1, setupKeyData.UsedTimes, "Setup key UsedTimes should be 1 after first use.")
		})
	}

}

func Test_RegisterPeerRollbackOnFailure(t *testing.T) {
	if runtime.GOOS == "windows" {
		t.Skip("The SQLite store is not properly supported by Windows yet")
	}

	s, cleanup, err := store.NewTestStoreFromSQL(context.Background(), "testdata/extended-store.sql", t.TempDir())
	if err != nil {
		t.Fatal(err)
	}
	defer cleanup()

	eventStore := &activity.InMemoryEventStore{}

	metrics, err := telemetry.NewDefaultAppMetrics(context.Background())
	assert.NoError(t, err)

	ctrl := gomock.NewController(t)
	t.Cleanup(ctrl.Finish)
	settingsMockManager := settings.NewMockManager(ctrl)

	permissionsManager := permissions.NewManager(s)

	am, err := BuildManager(context.Background(), s, NewPeersUpdateManager(nil), nil, "", "netbird.cloud", eventStore, nil, false, MocIntegratedValidator{}, metrics, port_forwarding.NewControllerMock(), settingsMockManager, permissionsManager, false)
	assert.NoError(t, err)

	existingAccountID := "bf1c8084-ba50-4ce7-9439-34653001fc3b"
	faultyKey := "A2C8E62B-38F5-4553-B31E-DD66C696CEBC"

	_, err = s.GetAccount(context.Background(), existingAccountID)
	require.NoError(t, err)

	newPeer := &nbpeer.Peer{
		ID:        xid.New().String(),
		AccountID: existingAccountID,
		Key:       "newPeerKey",
		UserID:    "",
		IP:        net.IP{123, 123, 123, 123},
		Meta: nbpeer.PeerSystemMeta{
			Hostname: "newPeer",
			GoOS:     "linux",
		},
		Name:       "newPeerName",
		DNSLabel:   "newPeer.test",
		Status:     &nbpeer.PeerStatus{Connected: false, LastSeen: time.Now()},
		SSHEnabled: false,
	}

	_, _, _, err = am.AddPeer(context.Background(), faultyKey, "", newPeer)
	require.Error(t, err)

	_, err = s.GetPeerByPeerPubKey(context.Background(), store.LockingStrengthShare, newPeer.Key)
	require.Error(t, err)

	account, err := s.GetAccount(context.Background(), existingAccountID)
	require.NoError(t, err)
	assert.NotContains(t, account.Peers, newPeer.ID)
	assert.NotContains(t, account.Groups["cfefqs706sqkneg59g3g"].Peers, newPeer.ID)
	assert.NotContains(t, account.Groups["cfefqs706sqkneg59g4g"].Peers, newPeer.ID)

	assert.Equal(t, uint64(0), account.Network.Serial)

	lastUsed, err := time.Parse("2006-01-02T15:04:05Z", "0001-01-01T00:00:00Z")
	assert.NoError(t, err)

	hashedKey := sha256.Sum256([]byte(faultyKey))
	encodedHashedKey := b64.StdEncoding.EncodeToString(hashedKey[:])
	assert.Equal(t, lastUsed, account.SetupKeys[encodedHashedKey].GetLastUsed().UTC())
	assert.Equal(t, 0, account.SetupKeys[encodedHashedKey].UsedTimes)
}

func Test_LoginPeer(t *testing.T) {
	if runtime.GOOS == "windows" {
		t.Skip("The SQLite store is not properly supported by Windows yet")
	}

	s, cleanup, err := store.NewTestStoreFromSQL(context.Background(), "testdata/extended-store.sql", t.TempDir())
	if err != nil {
		t.Fatal(err)
	}
	defer cleanup()

	eventStore := &activity.InMemoryEventStore{}

	metrics, err := telemetry.NewDefaultAppMetrics(context.Background())
	assert.NoError(t, err)

	ctrl := gomock.NewController(t)
	t.Cleanup(ctrl.Finish)
	settingsMockManager := settings.NewMockManager(ctrl)
	settingsMockManager.
		EXPECT().
		GetExtraSettings(gomock.Any(), gomock.Any()).
		Return(&types.ExtraSettings{}, nil).
		AnyTimes()
	permissionsManager := permissions.NewManager(s)

	am, err := BuildManager(context.Background(), s, NewPeersUpdateManager(nil), nil, "", "netbird.cloud", eventStore, nil, false, MocIntegratedValidator{}, metrics, port_forwarding.NewControllerMock(), settingsMockManager, permissionsManager, false)
	assert.NoError(t, err)

	existingAccountID := "bf1c8084-ba50-4ce7-9439-34653001fc3b"
	_, err = s.GetAccount(context.Background(), existingAccountID)
	require.NoError(t, err, "Failed to get existing account, check testdata/extended-store.sql. Account ID: %s", existingAccountID)

	baseMeta := nbpeer.PeerSystemMeta{
		Hostname: "loginPeerHost",
		GoOS:     "linux",
	}

	newPeerTemplate := &nbpeer.Peer{
		AccountID: existingAccountID,
		UserID:    "",
		IP:        net.IP{123, 123, 123, 123},
		Meta: nbpeer.PeerSystemMeta{
			Hostname: "newPeer",
			GoOS:     "linux",
		},
		Name:       "newPeerName",
		DNSLabel:   "newPeer.test",
		Status:     &nbpeer.PeerStatus{Connected: false, LastSeen: time.Now()},
		SSHEnabled: false,
		ExtraDNSLabels: []string{
			"extraLabel1",
			"extraLabel2",
		},
	}

	testCases := []struct {
		name                         string
		setupKey                     string
		wireGuardPubKey              string
		expectExtraDNSLabelsMismatch bool
		extraDNSLabels               []string
		expectLoginError             bool
		expectedErrorMsgSubstring    string
	}{
		{
			name:             "Successful login with setup key",
			setupKey:         "A2C8E62B-38F5-4553-B31E-DD66C696CEBD",
			expectLoginError: false,
		},
		{
			name:                         "Successful login with setup key with DNS labels mismatch",
			setupKey:                     "A2C8E62B-38F5-4553-B31E-DD66C696CEBD",
			expectExtraDNSLabelsMismatch: true,
			extraDNSLabels:               []string{"anotherLabel1", "anotherLabel2"},
			expectLoginError:             false,
		},
		{
			name:                         "Failed login with setup key not allowing extra DNS labels",
			setupKey:                     "A2C8E62B-38F5-4553-B31E-DD66C696CEBB",
			expectExtraDNSLabelsMismatch: true,
			extraDNSLabels:               []string{"anotherLabel1", "anotherLabel2"},
			expectLoginError:             true,
			expectedErrorMsgSubstring:    "setup key doesn't allow extra DNS labels",
		},
	}

	for _, tc := range testCases {
		currentWireGuardPubKey := "testPubKey_" + xid.New().String()

		t.Run(tc.name, func(t *testing.T) {
			upperKey := strings.ToUpper(tc.setupKey)
			hashedKey := sha256.Sum256([]byte(upperKey))
			encodedHashedKey := b64.StdEncoding.EncodeToString(hashedKey[:])
			sk, err := s.GetSetupKeyBySecret(context.Background(), store.LockingStrengthUpdate, encodedHashedKey)
			require.NoError(t, err, "Failed to get setup key %s from storage", tc.setupKey)

			currentPeer := &nbpeer.Peer{
				ID:         xid.New().String(),
				AccountID:  newPeerTemplate.AccountID,
				Key:        currentWireGuardPubKey,
				UserID:     newPeerTemplate.UserID,
				IP:         newPeerTemplate.IP,
				Meta:       newPeerTemplate.Meta,
				Name:       newPeerTemplate.Name,
				DNSLabel:   newPeerTemplate.DNSLabel,
				Status:     &nbpeer.PeerStatus{Connected: false, LastSeen: time.Now()},
				SSHEnabled: newPeerTemplate.SSHEnabled,
			}
			// add peer manually to bypass creation during login stage
			if sk.AllowExtraDNSLabels {
				currentPeer.ExtraDNSLabels = newPeerTemplate.ExtraDNSLabels
			}
			_, _, _, err = am.AddPeer(context.Background(), tc.setupKey, "", currentPeer)
			require.NoError(t, err, "Expected no error when adding peer with setup key: %s", tc.setupKey)

			loginInput := types.PeerLogin{
				WireGuardPubKey: currentWireGuardPubKey,
				SSHKey:          "test-ssh-key",
				Meta:            baseMeta,
				UserID:          "",
				SetupKey:        tc.setupKey,
				ConnectionIP:    net.ParseIP("192.0.2.100"),
			}

			if tc.expectExtraDNSLabelsMismatch {
				loginInput.ExtraDNSLabels = tc.extraDNSLabels
			}

			loggedinPeer, networkMap, postureChecks, loginErr := am.LoginPeer(context.Background(), loginInput)
			if tc.expectLoginError {
				require.Error(t, loginErr, "Expected an error during LoginPeer with setup key: %s", tc.setupKey)
				assert.Contains(t, loginErr.Error(), tc.expectedErrorMsgSubstring, "Error message mismatch")
				assert.Nil(t, loggedinPeer, "LoggedinPeer should be nil on error")
				assert.Nil(t, networkMap, "NetworkMap should be nil on error")
				assert.Nil(t, postureChecks, "PostureChecks should be empty or nil on error")
				return
			}

			require.NoError(t, loginErr, "Expected no error during LoginPeer with setup key: %s", tc.setupKey)
			assert.NotNil(t, loggedinPeer, "loggedinPeer should not be nil on success")
			if tc.expectExtraDNSLabelsMismatch {
				assert.NotEqual(t, tc.extraDNSLabels, loggedinPeer.ExtraDNSLabels, "ExtraDNSLabels should not match on loggedinPeer")
				assert.Equal(t, currentPeer.ExtraDNSLabels, loggedinPeer.ExtraDNSLabels, "ExtraDNSLabels mismatch on loggedinPeer")
			} else {
				assert.Equal(t, currentPeer.ExtraDNSLabels, loggedinPeer.ExtraDNSLabels, "ExtraDNSLabels mismatch on loggedinPeer")
			}
			assert.NotNil(t, networkMap, "networkMap should not be nil on success")

			assert.Equal(t, existingAccountID, loggedinPeer.AccountID, "AccountID mismatch for logged peer")

			peerFromStore, err := s.GetPeerByPeerPubKey(context.Background(), store.LockingStrengthShare, loginInput.WireGuardPubKey)
			require.NoError(t, err, "Failed to get peer by pub key: %s", loginInput.WireGuardPubKey)
			assert.Equal(t, existingAccountID, peerFromStore.AccountID, "AccountID mismatch for peer from store")
			assert.Equal(t, loggedinPeer.ID, peerFromStore.ID, "Peer ID mismatch between loggedinPeer and peerFromStore")
		})
	}
}

func TestPeerAccountPeersUpdate(t *testing.T) {
	manager, account, peer1, peer2, peer3 := setupNetworkMapTest(t)

	err := manager.DeletePolicy(context.Background(), account.Id, account.Policies[0].ID, userID)
	require.NoError(t, err)

	err = manager.SaveGroups(context.Background(), account.Id, userID, []*types.Group{
		{
			ID:    "groupA",
			Name:  "GroupA",
			Peers: []string{peer1.ID, peer2.ID, peer3.ID},
		},
		{
			ID:    "groupB",
			Name:  "GroupB",
			Peers: []string{},
		},
		{
			ID:    "groupC",
			Name:  "GroupC",
			Peers: []string{},
		},
	}, true)
	require.NoError(t, err)

	// create a user with auto groups
	_, err = manager.SaveOrAddUsers(context.Background(), account.Id, userID, []*types.User{
		{
			Id:         "regularUser1",
			AccountID:  account.Id,
			Role:       types.UserRoleAdmin,
			Issued:     types.UserIssuedAPI,
			AutoGroups: []string{"groupA"},
		},
		{
			Id:         "regularUser2",
			AccountID:  account.Id,
			Role:       types.UserRoleAdmin,
			Issued:     types.UserIssuedAPI,
			AutoGroups: []string{"groupB"},
		},
		{
			Id:         "regularUser3",
			AccountID:  account.Id,
			Role:       types.UserRoleAdmin,
			Issued:     types.UserIssuedAPI,
			AutoGroups: []string{"groupC"},
		},
	}, true)
	require.NoError(t, err)

	var peer4 *nbpeer.Peer
	var peer5 *nbpeer.Peer
	var peer6 *nbpeer.Peer

	updMsg := manager.peersUpdateManager.CreateChannel(context.Background(), peer1.ID)
	t.Cleanup(func() {
		manager.peersUpdateManager.CloseChannel(context.Background(), peer1.ID)
	})

	// Updating not expired peer and peer expiration is enabled should not update account peers and not send peer update
	t.Run("updating not expired peer and peer expiration is enabled", func(t *testing.T) {
		done := make(chan struct{})
		go func() {
			peerShouldNotReceiveUpdate(t, updMsg)
			close(done)
		}()

		_, err := manager.UpdatePeer(context.Background(), account.Id, userID, peer2)
		require.NoError(t, err)

		select {
		case <-done:
		case <-time.After(time.Second):
			t.Error("timeout waiting for peerShouldNotReceiveUpdate")
		}
	})

	// Adding peer to unlinked group should not update account peers and not send peer update
	t.Run("adding peer to unlinked group", func(t *testing.T) {
		done := make(chan struct{})
		go func() {
			peerShouldNotReceiveUpdate(t, updMsg)
			close(done)
		}()

		key, err := wgtypes.GeneratePrivateKey()
		require.NoError(t, err)

		expectedPeerKey := key.PublicKey().String()
		peer4, _, _, err = manager.AddPeer(context.Background(), "", "regularUser1", &nbpeer.Peer{
			Key:  expectedPeerKey,
			Meta: nbpeer.PeerSystemMeta{Hostname: expectedPeerKey},
		})
		require.NoError(t, err)

		select {
		case <-done:
		case <-time.After(time.Second):
			t.Error("timeout waiting for peerShouldNotReceiveUpdate")
		}
	})

	// Deleting peer with unlinked group should not update account peers and not send peer update
	t.Run("deleting peer with unlinked group", func(t *testing.T) {
		done := make(chan struct{})
		go func() {
			peerShouldNotReceiveUpdate(t, updMsg)
			close(done)
		}()

		err = manager.DeletePeer(context.Background(), account.Id, peer4.ID, userID)
		require.NoError(t, err)

		select {
		case <-done:
		case <-time.After(time.Second):
			t.Error("timeout waiting for peerShouldNotReceiveUpdate")
		}
	})

	// Updating peer label should update account peers and send peer update
	t.Run("updating peer label", func(t *testing.T) {
		done := make(chan struct{})
		go func() {
			peerShouldReceiveUpdate(t, updMsg)
			close(done)
		}()

		peer1.Name = "peer-1"
		_, err = manager.UpdatePeer(context.Background(), account.Id, userID, peer1)
		require.NoError(t, err)

		select {
		case <-done:
		case <-time.After(time.Second):
			t.Error("timeout waiting for peerShouldReceiveUpdate")
		}
	})

	t.Run("validator requires update", func(t *testing.T) {
		requireUpdateFunc := func(_ context.Context, update *nbpeer.Peer, peer *nbpeer.Peer, userID string, accountID string, dnsDomain string, peersGroup []string, extraSettings *types.ExtraSettings) (*nbpeer.Peer, bool, error) {
			return update, true, nil
		}

		manager.integratedPeerValidator = MocIntegratedValidator{ValidatePeerFunc: requireUpdateFunc}
		done := make(chan struct{})
		go func() {
			peerShouldReceiveUpdate(t, updMsg)
			close(done)
		}()

		_, err = manager.UpdatePeer(context.Background(), account.Id, userID, peer1)
		require.NoError(t, err)

		select {
		case <-done:
		case <-time.After(time.Second):
			t.Error("timeout waiting for peerShouldReceiveUpdate")
		}
	})

	t.Run("validator requires no update", func(t *testing.T) {
		requireNoUpdateFunc := func(_ context.Context, update *nbpeer.Peer, peer *nbpeer.Peer, userID string, accountID string, dnsDomain string, peersGroup []string, extraSettings *types.ExtraSettings) (*nbpeer.Peer, bool, error) {
			return update, false, nil
		}

		manager.integratedPeerValidator = MocIntegratedValidator{ValidatePeerFunc: requireNoUpdateFunc}
		done := make(chan struct{})
		go func() {
			peerShouldNotReceiveUpdate(t, updMsg)
			close(done)
		}()

		_, err = manager.UpdatePeer(context.Background(), account.Id, userID, peer1)
		require.NoError(t, err)

		select {
		case <-done:
		case <-time.After(time.Second):
			t.Error("timeout waiting for peerShouldNotReceiveUpdate")
		}
	})

	// Adding peer to group linked with policy should update account peers and send peer update
	t.Run("adding peer to group linked with policy", func(t *testing.T) {
		_, err = manager.SavePolicy(context.Background(), account.Id, userID, &types.Policy{
			AccountID: account.Id,
			Enabled:   true,
			Rules: []*types.PolicyRule{
				{
					Enabled:       true,
					Sources:       []string{"groupA"},
					Destinations:  []string{"groupA"},
					Bidirectional: true,
					Action:        types.PolicyTrafficActionAccept,
				},
			},
		}, true)
		require.NoError(t, err)

		done := make(chan struct{})
		go func() {
			peerShouldReceiveUpdate(t, updMsg)
			close(done)
		}()

		key, err := wgtypes.GeneratePrivateKey()
		require.NoError(t, err)

		expectedPeerKey := key.PublicKey().String()
		peer4, _, _, err = manager.AddPeer(context.Background(), "", "regularUser1", &nbpeer.Peer{
			Key:                    expectedPeerKey,
			LoginExpirationEnabled: true,
			Meta:                   nbpeer.PeerSystemMeta{Hostname: expectedPeerKey},
		})
		require.NoError(t, err)

		select {
		case <-done:
		case <-time.After(time.Second):
			t.Error("timeout waiting for peerShouldReceiveUpdate")
		}
	})

	// Deleting peer with linked group to policy should update account peers and send peer update
	t.Run("deleting peer with linked group to policy", func(t *testing.T) {
		done := make(chan struct{})
		go func() {
			peerShouldReceiveUpdate(t, updMsg)
			close(done)
		}()

		err = manager.DeletePeer(context.Background(), account.Id, peer4.ID, userID)
		require.NoError(t, err)

		select {
		case <-done:
		case <-time.After(time.Second):
			t.Error("timeout waiting for peerShouldReceiveUpdate")
		}
	})

	// Adding peer to group linked with route should update account peers and send peer update
	t.Run("adding peer to group linked with route", func(t *testing.T) {
		route := nbroute.Route{
			ID:          "testingRoute1",
			Network:     netip.MustParsePrefix("100.65.250.202/32"),
			NetID:       "superNet",
			NetworkType: nbroute.IPv4Network,
			PeerGroups:  []string{"groupB"},
			Description: "super",
			Masquerade:  false,
			Metric:      9999,
			Enabled:     true,
			Groups:      []string{"groupB"},
		}

		_, err := manager.CreateRoute(
			context.Background(), account.Id, route.Network, route.NetworkType, route.Domains, route.Peer,
			route.PeerGroups, route.Description, route.NetID, route.Masquerade, route.Metric,
			route.Groups, []string{}, true, userID, route.KeepRoute,
		)
		require.NoError(t, err)

		done := make(chan struct{})
		go func() {
			peerShouldReceiveUpdate(t, updMsg)
			close(done)
		}()

		key, err := wgtypes.GeneratePrivateKey()
		require.NoError(t, err)

		expectedPeerKey := key.PublicKey().String()
		peer5, _, _, err = manager.AddPeer(context.Background(), "", "regularUser2", &nbpeer.Peer{
			Key:                    expectedPeerKey,
			LoginExpirationEnabled: true,
			Meta:                   nbpeer.PeerSystemMeta{Hostname: expectedPeerKey},
		})
		require.NoError(t, err)

		select {
		case <-done:
		case <-time.After(time.Second):
			t.Error("timeout waiting for peerShouldReceiveUpdate")
		}
	})

	// Deleting peer with linked group to route should update account peers and send peer update
	t.Run("deleting peer with linked group to route", func(t *testing.T) {
		done := make(chan struct{})
		go func() {
			peerShouldReceiveUpdate(t, updMsg)
			close(done)
		}()

		err = manager.DeletePeer(context.Background(), account.Id, peer5.ID, userID)
		require.NoError(t, err)

		select {
		case <-done:
		case <-time.After(time.Second):
			t.Error("timeout waiting for peerShouldReceiveUpdate")
		}
	})

	// Adding peer to group linked with name server group should update account peers and send peer update
	t.Run("adding peer to group linked with name server group", func(t *testing.T) {
		_, err = manager.CreateNameServerGroup(
			context.Background(), account.Id, "nsGroup", "nsGroup", []nbdns.NameServer{{
				IP:     netip.MustParseAddr("1.1.1.1"),
				NSType: nbdns.UDPNameServerType,
				Port:   nbdns.DefaultDNSPort,
			}},
			[]string{"groupC"},
			true, []string{}, true, userID, false,
		)
		require.NoError(t, err)

		done := make(chan struct{})
		go func() {
			peerShouldReceiveUpdate(t, updMsg)
			close(done)
		}()

		key, err := wgtypes.GeneratePrivateKey()
		require.NoError(t, err)

		expectedPeerKey := key.PublicKey().String()
		peer6, _, _, err = manager.AddPeer(context.Background(), "", "regularUser3", &nbpeer.Peer{
			Key:                    expectedPeerKey,
			LoginExpirationEnabled: true,
			Meta:                   nbpeer.PeerSystemMeta{Hostname: expectedPeerKey},
		})
		require.NoError(t, err)

		select {
		case <-done:
		case <-time.After(time.Second):
			t.Error("timeout waiting for peerShouldReceiveUpdate")
		}
	})

	// Deleting peer with linked group to name server group should update account peers and send peer update
	t.Run("deleting peer with linked group to route", func(t *testing.T) {
		done := make(chan struct{})
		go func() {
			peerShouldReceiveUpdate(t, updMsg)
			close(done)
		}()

		err = manager.DeletePeer(context.Background(), account.Id, peer6.ID, userID)
		require.NoError(t, err)

		select {
		case <-done:
		case <-time.After(time.Second):
			t.Error("timeout waiting for peerShouldReceiveUpdate")
		}
	})
}

func Test_DeletePeer(t *testing.T) {
	manager, err := createManager(t)
	if err != nil {
		t.Fatal(err)
		return
	}

	// account with an admin and a regular user
	accountID := "test_account"
	adminUser := "account_creator"
	account := newAccountWithId(context.Background(), accountID, adminUser, "", false)
	account.Peers = map[string]*nbpeer.Peer{
		"peer1": {
			ID:        "peer1",
			AccountID: accountID,
			IP:        net.IP{1, 1, 1, 1},
			DNSLabel:  "peer1.test",
		},
		"peer2": {
			ID:        "peer2",
			AccountID: accountID,
			IP:        net.IP{2, 2, 2, 2},
			DNSLabel:  "peer2.test",
		},
	}
	account.Groups = map[string]*types.Group{
		"group1": {
			ID:    "group1",
			Name:  "Group1",
			Peers: []string{"peer1", "peer2"},
		},
	}

	err = manager.Store.SaveAccount(context.Background(), account)
	if err != nil {
		t.Fatal(err)
		return
	}

	err = manager.DeletePeer(context.Background(), accountID, "peer1", adminUser)
	if err != nil {
		t.Fatalf("DeletePeer failed: %v", err)
	}

	_, err = manager.GetPeer(context.Background(), accountID, "peer1", adminUser)
	assert.Error(t, err)

	group, err := manager.GetGroup(context.Background(), accountID, "group1", adminUser)
	assert.NoError(t, err)
	assert.NotContains(t, group.Peers, "peer1")

}

func Test_IsUniqueConstraintError(t *testing.T) {
	tests := []struct {
		name   string
		engine types.Engine
	}{
		{
			name:   "PostgreSQL uniqueness error",
			engine: types.PostgresStoreEngine,
		},
		{
			name:   "MySQL uniqueness error",
			engine: types.MysqlStoreEngine,
		},
		{
			name:   "SQLite uniqueness error",
			engine: types.SqliteStoreEngine,
		},
	}

	peer := &nbpeer.Peer{
		ID:        "test-peer-id",
		AccountID: "bf1c8084-ba50-4ce7-9439-34653001fc3b",
		DNSLabel:  "test-peer-dns-label",
	}

	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			t.Setenv("NETBIRD_STORE_ENGINE", string(tt.engine))
			s, cleanup, err := store.NewTestStoreFromSQL(context.Background(), "testdata/extended-store.sql", t.TempDir())
			if err != nil {
				t.Fatalf("Error when creating store: %s", err)
			}
			t.Cleanup(cleanup)

			err = s.AddPeerToAccount(context.Background(), store.LockingStrengthUpdate, peer)
			assert.NoError(t, err)

			err = s.AddPeerToAccount(context.Background(), store.LockingStrengthUpdate, peer)
			result := isUniqueConstraintError(err)
			assert.True(t, result)
		})
	}
}

func Test_AddPeer(t *testing.T) {
	t.Setenv("NETBIRD_STORE_ENGINE", string(types.PostgresStoreEngine))
	manager, err := createManager(t)
	if err != nil {
		t.Fatal(err)
		return
	}

	accountID := "testaccount"
	userID := "testuser"

	_, err = createAccount(manager, accountID, userID, "domain.com")
	if err != nil {
		t.Fatal("error creating account")
		return
	}

	setupKey, err := manager.CreateSetupKey(context.Background(), accountID, "test-key", types.SetupKeyReusable, time.Hour, nil, 10000, userID, false, false)
	if err != nil {
		t.Fatal("error creating setup key")
		return
	}

	const totalPeers = 300 // totalPeers / differentHostnames should be less than 10 (due to concurrent retries)
	const differentHostnames = 50

	var wg sync.WaitGroup
	errs := make(chan error, totalPeers+differentHostnames)
	start := make(chan struct{})
	for i := 0; i < totalPeers; i++ {
		wg.Add(1)
		hostNameID := i % differentHostnames

		go func(i int) {
			defer wg.Done()

			newPeer := &nbpeer.Peer{
				Key:  "key" + strconv.Itoa(i),
				Meta: nbpeer.PeerSystemMeta{Hostname: "peer" + strconv.Itoa(hostNameID), GoOS: "linux"},
			}

			<-start

			_, _, _, err := manager.AddPeer(context.Background(), setupKey.Key, "", newPeer)
			if err != nil {
				errs <- fmt.Errorf("AddPeer failed for peer %d: %w", i, err)
				return
			}

		}(i)
	}
	startTime := time.Now()

	close(start)
	wg.Wait()
	close(errs)

	t.Logf("time since start: %s", time.Since(startTime))

	for err := range errs {
		t.Fatal(err)
	}

	account, err := manager.Store.GetAccount(context.Background(), accountID)
	if err != nil {
		t.Fatalf("Failed to get account %s: %v", accountID, err)
	}

	assert.Equal(t, totalPeers, len(account.Peers), "Expected %d peers in account %s, got %d", totalPeers, accountID, len(account.Peers))

	seenIP := make(map[string]bool)
	for _, p := range account.Peers {
		ipStr := p.IP.String()
		if seenIP[ipStr] {
			t.Fatalf("Duplicate IP found in account %s: %s", accountID, ipStr)
		}
		seenIP[ipStr] = true
	}

	seenLabel := make(map[string]bool)
	for _, p := range account.Peers {
		if seenLabel[p.DNSLabel] {
			t.Fatalf("Duplicate Label found in account %s: %s", accountID, p.DNSLabel)
		}
		seenLabel[p.DNSLabel] = true
	}

	assert.Equal(t, totalPeers, maps.Values(account.SetupKeys)[0].UsedTimes)
	assert.Equal(t, uint64(totalPeers), account.Network.Serial)
}

func TestBufferUpdateAccountPeers(t *testing.T) {
	const (
		peersCount            = 1000
		updateAccountInterval = 50 * time.Millisecond
	)

	var (
		deletedPeers, updatePeersDeleted, updatePeersRuns atomic.Int32
		uapLastRun, dpLastRun                             atomic.Int64

		totalNewRuns, totalOldRuns int
	)

	uap := func(ctx context.Context, accountID string) {
		updatePeersDeleted.Store(deletedPeers.Load())
		updatePeersRuns.Add(1)
		uapLastRun.Store(time.Now().UnixMilli())
		time.Sleep(100 * time.Millisecond)
	}

	t.Run("new approach", func(t *testing.T) {
		updatePeersRuns.Store(0)
		updatePeersDeleted.Store(0)
		deletedPeers.Store(0)

		var mustore sync.Map
		bufupd := func(ctx context.Context, accountID string) {
			mu, _ := mustore.LoadOrStore(accountID, &bufferUpdate{})
			b := mu.(*bufferUpdate)

			if !b.mu.TryLock() {
				b.update.Store(true)
				return
			}

			if b.next != nil {
				b.next.Stop()
			}

			go func() {
				defer b.mu.Unlock()
				uap(ctx, accountID)
				if !b.update.Load() {
					return
				}
				b.update.Store(false)
				b.next = time.AfterFunc(updateAccountInterval, func() {
					uap(ctx, accountID)
				})
			}()
		}
		dp := func(ctx context.Context, accountID, peerID, userID string) error {
			deletedPeers.Add(1)
			dpLastRun.Store(time.Now().UnixMilli())
			time.Sleep(10 * time.Millisecond)
			bufupd(ctx, accountID)
			return nil
		}

		am := mock_server.MockAccountManager{
			UpdateAccountPeersFunc:       uap,
			BufferUpdateAccountPeersFunc: bufupd,
			DeletePeerFunc:               dp,
		}
		empty := ""
		for range peersCount {
			//nolint
			am.DeletePeer(context.Background(), empty, empty, empty)
		}
		time.Sleep(100 * time.Millisecond)

		assert.Equal(t, peersCount, int(deletedPeers.Load()), "Expected all peers to be deleted")
		assert.Equal(t, peersCount, int(updatePeersDeleted.Load()), "Expected all peers to be updated in the buffer")
		assert.GreaterOrEqual(t, uapLastRun.Load(), dpLastRun.Load(), "Expected update account peers to run after delete peer")

		totalNewRuns = int(updatePeersRuns.Load())
	})

	t.Run("old approach", func(t *testing.T) {
		updatePeersRuns.Store(0)
		updatePeersDeleted.Store(0)
		deletedPeers.Store(0)

		var mustore sync.Map
		bufupd := func(ctx context.Context, accountID string) {
			mu, _ := mustore.LoadOrStore(accountID, &sync.Mutex{})
			b := mu.(*sync.Mutex)

			if !b.TryLock() {
				return
			}

			go func() {
				time.Sleep(updateAccountInterval)
				b.Unlock()
				uap(ctx, accountID)
			}()
		}
		dp := func(ctx context.Context, accountID, peerID, userID string) error {
			deletedPeers.Add(1)
			dpLastRun.Store(time.Now().UnixMilli())
			time.Sleep(10 * time.Millisecond)
			bufupd(ctx, accountID)
			return nil
		}

		am := mock_server.MockAccountManager{
			UpdateAccountPeersFunc:       uap,
			BufferUpdateAccountPeersFunc: bufupd,
			DeletePeerFunc:               dp,
		}
		empty := ""
		for range peersCount {
			//nolint
			am.DeletePeer(context.Background(), empty, empty, empty)
		}
		time.Sleep(100 * time.Millisecond)

		assert.Equal(t, peersCount, int(deletedPeers.Load()), "Expected all peers to be deleted")
		assert.Equal(t, peersCount, int(updatePeersDeleted.Load()), "Expected all peers to be updated in the buffer")
		assert.GreaterOrEqual(t, uapLastRun.Load(), dpLastRun.Load(), "Expected update account peers to run after delete peer")

		totalOldRuns = int(updatePeersRuns.Load())
	})
	assert.Less(t, totalNewRuns, totalOldRuns, "Expected new approach to run less than old approach. New runs: %d, Old runs: %d", totalNewRuns, totalOldRuns)
	t.Logf("New runs: %d, Old runs: %d", totalNewRuns, totalOldRuns)
}