netbird/management/server/posture_checks_test.go
2024-12-11 12:58:45 +01:00

558 lines
16 KiB
Go

package server
import (
"context"
"testing"
"time"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"github.com/netbirdio/netbird/management/server/group"
"github.com/netbirdio/netbird/management/server/store"
"github.com/netbirdio/netbird/management/server/types"
"github.com/netbirdio/netbird/management/server/posture"
)
const (
adminUserID = "adminUserID"
regularUserID = "regularUserID"
postureCheckName = "Existing check"
)
func TestDefaultAccountManager_PostureCheck(t *testing.T) {
am, err := createManager(t)
if err != nil {
t.Error("failed to create account manager")
}
account, err := initTestPostureChecksAccount(am)
if err != nil {
t.Error("failed to init testing account")
}
t.Run("Generic posture check flow", func(t *testing.T) {
// regular users can not create checks
_, err = am.SavePostureChecks(context.Background(), account.Id, regularUserID, &posture.Checks{})
assert.Error(t, err)
// regular users cannot list check
_, err = am.ListPostureChecks(context.Background(), account.Id, regularUserID)
assert.Error(t, err)
// should be possible to create posture check with uniq name
postureCheck, err := am.SavePostureChecks(context.Background(), account.Id, adminUserID, &posture.Checks{
Name: postureCheckName,
Checks: posture.ChecksDefinition{
NBVersionCheck: &posture.NBVersionCheck{
MinVersion: "0.26.0",
},
},
})
assert.NoError(t, err)
// admin users can list check
checks, err := am.ListPostureChecks(context.Background(), account.Id, adminUserID)
assert.NoError(t, err)
assert.Len(t, checks, 1)
// should not be possible to create posture check with non uniq name
_, err = am.SavePostureChecks(context.Background(), account.Id, adminUserID, &posture.Checks{
Name: postureCheckName,
Checks: posture.ChecksDefinition{
GeoLocationCheck: &posture.GeoLocationCheck{
Locations: []posture.Location{
{
CountryCode: "DE",
},
},
},
},
})
assert.Error(t, err)
// admins can update posture checks
postureCheck.Checks = posture.ChecksDefinition{
NBVersionCheck: &posture.NBVersionCheck{
MinVersion: "0.27.0",
},
}
_, err = am.SavePostureChecks(context.Background(), account.Id, adminUserID, postureCheck)
assert.NoError(t, err)
// users should not be able to delete posture checks
err = am.DeletePostureChecks(context.Background(), account.Id, postureCheck.ID, regularUserID)
assert.Error(t, err)
// admin should be able to delete posture checks
err = am.DeletePostureChecks(context.Background(), account.Id, postureCheck.ID, adminUserID)
assert.NoError(t, err)
checks, err = am.ListPostureChecks(context.Background(), account.Id, adminUserID)
assert.NoError(t, err)
assert.Len(t, checks, 0)
})
}
func initTestPostureChecksAccount(am *DefaultAccountManager) (*types.Account, error) {
accountID := "testingAccount"
domain := "example.com"
admin := &types.User{
Id: adminUserID,
Role: types.UserRoleAdmin,
}
user := &types.User{
Id: regularUserID,
Role: types.UserRoleUser,
}
account := newAccountWithId(context.Background(), accountID, groupAdminUserID, domain)
account.Users[admin.Id] = admin
account.Users[user.Id] = user
err := am.Store.SaveAccount(context.Background(), account)
if err != nil {
return nil, err
}
return am.Store.GetAccount(context.Background(), account.Id)
}
func TestPostureCheckAccountPeersUpdate(t *testing.T) {
manager, account, peer1, peer2, peer3 := setupNetworkMapTest(t)
err := manager.SaveGroups(context.Background(), account.Id, userID, []*group.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{},
},
})
assert.NoError(t, err)
updMsg := manager.peersUpdateManager.CreateChannel(context.Background(), peer1.ID)
t.Cleanup(func() {
manager.peersUpdateManager.CloseChannel(context.Background(), peer1.ID)
})
postureCheckA := &posture.Checks{
Name: "postureCheckA",
AccountID: account.Id,
Checks: posture.ChecksDefinition{
ProcessCheck: &posture.ProcessCheck{
Processes: []posture.Process{
{LinuxPath: "/usr/bin/netbird", MacPath: "/usr/local/bin/netbird"},
},
},
},
}
postureCheckA, err = manager.SavePostureChecks(context.Background(), account.Id, userID, postureCheckA)
require.NoError(t, err)
postureCheckB := &posture.Checks{
Name: "postureCheckB",
AccountID: account.Id,
Checks: posture.ChecksDefinition{
NBVersionCheck: &posture.NBVersionCheck{
MinVersion: "0.28.0",
},
},
}
// Saving unused posture check should not update account peers and not send peer update
t.Run("saving unused posture check", func(t *testing.T) {
done := make(chan struct{})
go func() {
peerShouldNotReceiveUpdate(t, updMsg)
close(done)
}()
postureCheckB, err = manager.SavePostureChecks(context.Background(), account.Id, userID, postureCheckB)
assert.NoError(t, err)
select {
case <-done:
case <-time.After(time.Second):
t.Error("timeout waiting for peerShouldNotReceiveUpdate")
}
})
// Updating unused posture check should not update account peers and not send peer update
t.Run("updating unused posture check", func(t *testing.T) {
done := make(chan struct{})
go func() {
peerShouldNotReceiveUpdate(t, updMsg)
close(done)
}()
postureCheckB.Checks = posture.ChecksDefinition{
NBVersionCheck: &posture.NBVersionCheck{
MinVersion: "0.29.0",
},
}
_, err = manager.SavePostureChecks(context.Background(), account.Id, userID, postureCheckB)
assert.NoError(t, err)
select {
case <-done:
case <-time.After(time.Second):
t.Error("timeout waiting for peerShouldNotReceiveUpdate")
}
})
policy := &types.Policy{
Enabled: true,
Rules: []*types.PolicyRule{
{
Enabled: true,
Sources: []string{"groupA"},
Destinations: []string{"groupA"},
Bidirectional: true,
Action: types.PolicyTrafficActionAccept,
},
},
SourcePostureChecks: []string{postureCheckB.ID},
}
// Linking posture check to policy should trigger update account peers and send peer update
t.Run("linking posture check to policy with peers", func(t *testing.T) {
done := make(chan struct{})
go func() {
peerShouldReceiveUpdate(t, updMsg)
close(done)
}()
policy, err = manager.SavePolicy(context.Background(), account.Id, userID, policy)
assert.NoError(t, err)
select {
case <-done:
case <-time.After(time.Second):
t.Error("timeout waiting for peerShouldReceiveUpdate")
}
})
// Updating linked posture checks should update account peers and send peer update
t.Run("updating linked to posture check with peers", func(t *testing.T) {
postureCheckB.Checks = posture.ChecksDefinition{
NBVersionCheck: &posture.NBVersionCheck{
MinVersion: "0.29.0",
},
ProcessCheck: &posture.ProcessCheck{
Processes: []posture.Process{
{LinuxPath: "/usr/bin/netbird", MacPath: "/usr/local/bin/netbird"},
},
},
}
done := make(chan struct{})
go func() {
peerShouldReceiveUpdate(t, updMsg)
close(done)
}()
_, err = manager.SavePostureChecks(context.Background(), account.Id, userID, postureCheckB)
assert.NoError(t, err)
select {
case <-done:
case <-time.After(time.Second):
t.Error("timeout waiting for peerShouldReceiveUpdate")
}
})
// Removing posture check from policy should trigger account peers update and send peer update
t.Run("removing posture check from policy", func(t *testing.T) {
done := make(chan struct{})
go func() {
peerShouldReceiveUpdate(t, updMsg)
close(done)
}()
policy.SourcePostureChecks = []string{}
_, err := manager.SavePolicy(context.Background(), account.Id, userID, policy)
assert.NoError(t, err)
select {
case <-done:
case <-time.After(time.Second):
t.Error("timeout waiting for peerShouldReceiveUpdate")
}
})
// Deleting unused posture check should not trigger account peers update and not send peer update
t.Run("deleting unused posture check", func(t *testing.T) {
done := make(chan struct{})
go func() {
peerShouldNotReceiveUpdate(t, updMsg)
close(done)
}()
err := manager.DeletePostureChecks(context.Background(), account.Id, postureCheckA.ID, userID)
assert.NoError(t, err)
select {
case <-done:
case <-time.After(time.Second):
t.Error("timeout waiting for peerShouldNotReceiveUpdate")
}
})
_, err = manager.SavePostureChecks(context.Background(), account.Id, userID, postureCheckB)
assert.NoError(t, err)
// Updating linked posture check to policy with no peers should not trigger account peers update and not send peer update
t.Run("updating linked posture check to policy with no peers", func(t *testing.T) {
_, err = manager.SavePolicy(context.Background(), account.Id, userID, &types.Policy{
Enabled: true,
Rules: []*types.PolicyRule{
{
Enabled: true,
Sources: []string{"groupB"},
Destinations: []string{"groupC"},
Bidirectional: true,
Action: types.PolicyTrafficActionAccept,
},
},
SourcePostureChecks: []string{postureCheckB.ID},
})
assert.NoError(t, err)
done := make(chan struct{})
go func() {
peerShouldNotReceiveUpdate(t, updMsg)
close(done)
}()
postureCheckB.Checks = posture.ChecksDefinition{
NBVersionCheck: &posture.NBVersionCheck{
MinVersion: "0.29.0",
},
}
_, err = manager.SavePostureChecks(context.Background(), account.Id, userID, postureCheckB)
assert.NoError(t, err)
select {
case <-done:
case <-time.After(time.Second):
t.Error("timeout waiting for peerShouldNotReceiveUpdate")
}
})
// Updating linked posture check to policy where destination has peers but source does not
// should trigger account peers update and send peer update
t.Run("updating linked posture check to policy where destination has peers but source does not", func(t *testing.T) {
updMsg1 := manager.peersUpdateManager.CreateChannel(context.Background(), peer2.ID)
t.Cleanup(func() {
manager.peersUpdateManager.CloseChannel(context.Background(), peer2.ID)
})
_, err = manager.SavePolicy(context.Background(), account.Id, userID, &types.Policy{
Enabled: true,
Rules: []*types.PolicyRule{
{
Enabled: true,
Sources: []string{"groupB"},
Destinations: []string{"groupA"},
Bidirectional: true,
Action: types.PolicyTrafficActionAccept,
},
},
SourcePostureChecks: []string{postureCheckB.ID},
})
assert.NoError(t, err)
done := make(chan struct{})
go func() {
peerShouldReceiveUpdate(t, updMsg1)
close(done)
}()
postureCheckB.Checks = posture.ChecksDefinition{
NBVersionCheck: &posture.NBVersionCheck{
MinVersion: "0.29.0",
},
}
_, err = manager.SavePostureChecks(context.Background(), account.Id, userID, postureCheckB)
assert.NoError(t, err)
select {
case <-done:
case <-time.After(time.Second):
t.Error("timeout waiting for peerShouldReceiveUpdate")
}
})
// Updating linked client posture check to policy where source has peers but destination does not,
// should trigger account peers update and send peer update
t.Run("updating linked posture check to policy where source has peers but destination does not", func(t *testing.T) {
_, err = manager.SavePolicy(context.Background(), account.Id, userID, &types.Policy{
Enabled: true,
Rules: []*types.PolicyRule{
{
Enabled: true,
Sources: []string{"groupA"},
Destinations: []string{"groupB"},
Bidirectional: true,
Action: types.PolicyTrafficActionAccept,
},
},
SourcePostureChecks: []string{postureCheckB.ID},
})
assert.NoError(t, err)
done := make(chan struct{})
go func() {
peerShouldReceiveUpdate(t, updMsg)
close(done)
}()
postureCheckB.Checks = posture.ChecksDefinition{
ProcessCheck: &posture.ProcessCheck{
Processes: []posture.Process{
{
LinuxPath: "/usr/bin/netbird",
},
},
},
}
_, err = manager.SavePostureChecks(context.Background(), account.Id, userID, postureCheckB)
assert.NoError(t, err)
select {
case <-done:
case <-time.After(time.Second):
t.Error("timeout waiting for peerShouldReceiveUpdate")
}
})
}
func TestArePostureCheckChangesAffectPeers(t *testing.T) {
manager, err := createManager(t)
require.NoError(t, err, "failed to create account manager")
account, err := initTestPostureChecksAccount(manager)
require.NoError(t, err, "failed to init testing account")
groupA := &group.Group{
ID: "groupA",
AccountID: account.Id,
Peers: []string{"peer1"},
}
groupB := &group.Group{
ID: "groupB",
AccountID: account.Id,
Peers: []string{},
}
err = manager.Store.SaveGroups(context.Background(), store.LockingStrengthUpdate, []*group.Group{groupA, groupB})
require.NoError(t, err, "failed to save groups")
postureCheckA := &posture.Checks{
Name: "checkA",
AccountID: account.Id,
Checks: posture.ChecksDefinition{
NBVersionCheck: &posture.NBVersionCheck{MinVersion: "0.33.1"},
},
}
postureCheckA, err = manager.SavePostureChecks(context.Background(), account.Id, adminUserID, postureCheckA)
require.NoError(t, err, "failed to save postureCheckA")
postureCheckB := &posture.Checks{
Name: "checkB",
AccountID: account.Id,
Checks: posture.ChecksDefinition{
NBVersionCheck: &posture.NBVersionCheck{MinVersion: "0.33.1"},
},
}
postureCheckB, err = manager.SavePostureChecks(context.Background(), account.Id, adminUserID, postureCheckB)
require.NoError(t, err, "failed to save postureCheckB")
policy := &types.Policy{
AccountID: account.Id,
Rules: []*types.PolicyRule{
{
Enabled: true,
Sources: []string{"groupA"},
Destinations: []string{"groupA"},
},
},
SourcePostureChecks: []string{postureCheckA.ID},
}
policy, err = manager.SavePolicy(context.Background(), account.Id, adminUserID, policy)
require.NoError(t, err, "failed to save policy")
t.Run("posture check exists and is linked to policy with peers", func(t *testing.T) {
result, err := arePostureCheckChangesAffectPeers(context.Background(), manager.Store, account.Id, postureCheckA.ID)
require.NoError(t, err)
assert.True(t, result)
})
t.Run("posture check exists but is not linked to any policy", func(t *testing.T) {
result, err := arePostureCheckChangesAffectPeers(context.Background(), manager.Store, account.Id, postureCheckB.ID)
require.NoError(t, err)
assert.False(t, result)
})
t.Run("posture check does not exist", func(t *testing.T) {
result, err := arePostureCheckChangesAffectPeers(context.Background(), manager.Store, account.Id, "unknown")
require.NoError(t, err)
assert.False(t, result)
})
t.Run("posture check is linked to policy with no peers in source groups", func(t *testing.T) {
policy.Rules[0].Sources = []string{"groupB"}
policy.Rules[0].Destinations = []string{"groupA"}
_, err = manager.SavePolicy(context.Background(), account.Id, adminUserID, policy)
require.NoError(t, err, "failed to update policy")
result, err := arePostureCheckChangesAffectPeers(context.Background(), manager.Store, account.Id, postureCheckA.ID)
require.NoError(t, err)
assert.True(t, result)
})
t.Run("posture check is linked to policy with no peers in destination groups", func(t *testing.T) {
policy.Rules[0].Sources = []string{"groupA"}
policy.Rules[0].Destinations = []string{"groupB"}
_, err = manager.SavePolicy(context.Background(), account.Id, adminUserID, policy)
require.NoError(t, err, "failed to update policy")
result, err := arePostureCheckChangesAffectPeers(context.Background(), manager.Store, account.Id, postureCheckA.ID)
require.NoError(t, err)
assert.True(t, result)
})
t.Run("posture check is linked to policy but no peers in groups", func(t *testing.T) {
groupA.Peers = []string{}
err = manager.Store.SaveGroup(context.Background(), store.LockingStrengthUpdate, groupA)
require.NoError(t, err, "failed to save groups")
result, err := arePostureCheckChangesAffectPeers(context.Background(), manager.Store, account.Id, postureCheckA.ID)
require.NoError(t, err)
assert.False(t, result)
})
t.Run("posture check is linked to policy with non-existent group", func(t *testing.T) {
policy.Rules[0].Sources = []string{"nonExistentGroup"}
policy.Rules[0].Destinations = []string{"nonExistentGroup"}
_, err = manager.SavePolicy(context.Background(), account.Id, adminUserID, policy)
require.NoError(t, err, "failed to update policy")
result, err := arePostureCheckChangesAffectPeers(context.Background(), manager.Store, account.Id, postureCheckA.ID)
require.NoError(t, err)
assert.False(t, result)
})
}