driftctl/enumeration/remote/aws_elbv2_scanner_test.go

243 lines
8.6 KiB
Go

package remote
import (
"errors"
"testing"
"github.com/snyk/driftctl/enumeration"
"github.com/snyk/driftctl/enumeration/remote/alerts"
"github.com/snyk/driftctl/enumeration/remote/aws"
"github.com/snyk/driftctl/enumeration/remote/aws/repository"
"github.com/snyk/driftctl/enumeration/remote/common"
remoteerr "github.com/snyk/driftctl/enumeration/remote/error"
"github.com/snyk/driftctl/enumeration/terraform"
awssdk "github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/aws/awserr"
"github.com/aws/aws-sdk-go/service/elbv2"
"github.com/snyk/driftctl/enumeration/resource"
resourceaws "github.com/snyk/driftctl/enumeration/resource/aws"
"github.com/snyk/driftctl/mocks"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/mock"
)
func TestELBV2_LoadBalancer(t *testing.T) {
dummyError := errors.New("dummy error")
tests := []struct {
test string
mocks func(*repository.MockELBV2Repository, *mocks.AlerterInterface)
assertExpected func(t *testing.T, got []*resource.Resource)
wantErr error
}{
{
test: "no load balancer",
mocks: func(repository *repository.MockELBV2Repository, alerter *mocks.AlerterInterface) {
repository.On("ListAllLoadBalancers").Return([]*elbv2.LoadBalancer{}, nil)
},
assertExpected: func(t *testing.T, got []*resource.Resource) {
assert.Len(t, got, 0)
},
},
{
test: "should list load balancers",
mocks: func(repository *repository.MockELBV2Repository, alerter *mocks.AlerterInterface) {
repository.On("ListAllLoadBalancers").Return([]*elbv2.LoadBalancer{
{
LoadBalancerArn: awssdk.String("arn:aws:elasticloadbalancing:us-east-1:533948124879:loadbalancer/app/acc-test-lb-tf/9114c60e08560420"),
LoadBalancerName: awssdk.String("acc-test-lb-tf"),
},
}, nil)
},
assertExpected: func(t *testing.T, got []*resource.Resource) {
assert.Len(t, got, 1)
assert.Equal(t, "arn:aws:elasticloadbalancing:us-east-1:533948124879:loadbalancer/app/acc-test-lb-tf/9114c60e08560420", got[0].ResourceId())
assert.Equal(t, resourceaws.AwsLoadBalancerResourceType, got[0].ResourceType())
},
},
{
test: "cannot list load balancers (403)",
mocks: func(repository *repository.MockELBV2Repository, alerter *mocks.AlerterInterface) {
awsError := awserr.NewRequestFailure(awserr.New("AccessDeniedException", "", errors.New("")), 403, "")
repository.On("ListAllLoadBalancers").Return(nil, awsError)
alerter.On("SendAlert", resourceaws.AwsLoadBalancerResourceType, alerts.NewRemoteAccessDeniedAlert(common.RemoteAWSTerraform, remoteerr.NewResourceListingErrorWithType(awsError, resourceaws.AwsLoadBalancerResourceType, resourceaws.AwsLoadBalancerResourceType), alerts.EnumerationPhase)).Return()
},
assertExpected: func(t *testing.T, got []*resource.Resource) {
assert.Len(t, got, 0)
},
},
{
test: "cannot list load balancers (dummy error)",
mocks: func(repository *repository.MockELBV2Repository, alerter *mocks.AlerterInterface) {
repository.On("ListAllLoadBalancers").Return(nil, dummyError)
},
assertExpected: func(t *testing.T, got []*resource.Resource) {
assert.Len(t, got, 0)
},
wantErr: remoteerr.NewResourceScanningError(dummyError, resourceaws.AwsLoadBalancerResourceType, ""),
},
}
factory := terraform.NewTerraformResourceFactory()
for _, c := range tests {
t.Run(c.test, func(tt *testing.T) {
scanOptions := ScannerOptions{}
remoteLibrary := common.NewRemoteLibrary()
// Initialize mocks
alerter := &mocks.AlerterInterface{}
fakeRepo := &repository.MockELBV2Repository{}
c.mocks(fakeRepo, alerter)
var repo repository.ELBV2Repository = fakeRepo
remoteLibrary.AddEnumerator(aws.NewLoadBalancerEnumerator(repo, factory))
testFilter := &enumeration.MockFilter{}
testFilter.On("IsTypeIgnored", mock.Anything).Return(false)
s := NewScanner(remoteLibrary, alerter, scanOptions, testFilter)
got, err := s.Resources()
assert.Equal(tt, c.wantErr, err)
if err != nil {
return
}
c.assertExpected(tt, got)
alerter.AssertExpectations(tt)
fakeRepo.AssertExpectations(tt)
})
}
}
func TestELBV2_LoadBalancerListener(t *testing.T) {
dummyError := errors.New("dummy error")
tests := []struct {
test string
mocks func(*repository.MockELBV2Repository, *mocks.AlerterInterface)
assertExpected func(t *testing.T, got []*resource.Resource)
wantErr error
}{
{
test: "no load balancer listener",
mocks: func(repository *repository.MockELBV2Repository, alerter *mocks.AlerterInterface) {
repository.On("ListAllLoadBalancers").Return([]*elbv2.LoadBalancer{
{
LoadBalancerArn: awssdk.String("test-lb"),
},
}, nil)
repository.On("ListAllLoadBalancerListeners", "test-lb").Return([]*elbv2.Listener{}, nil)
},
assertExpected: func(t *testing.T, got []*resource.Resource) {
assert.Len(t, got, 0)
},
},
{
test: "should list load balancer listener",
mocks: func(repository *repository.MockELBV2Repository, alerter *mocks.AlerterInterface) {
repository.On("ListAllLoadBalancers").Return([]*elbv2.LoadBalancer{
{
LoadBalancerArn: awssdk.String("test-lb"),
},
}, nil)
repository.On("ListAllLoadBalancerListeners", "test-lb").Return([]*elbv2.Listener{
{
ListenerArn: awssdk.String("test-lb-listener-1"),
},
}, nil)
},
assertExpected: func(t *testing.T, got []*resource.Resource) {
assert.Len(t, got, 1)
assert.Equal(t, "test-lb-listener-1", got[0].ResourceId())
assert.Equal(t, resourceaws.AwsLoadBalancerListenerResourceType, got[0].ResourceType())
},
},
{
test: "cannot list load balancer listeners (403)",
mocks: func(repository *repository.MockELBV2Repository, alerter *mocks.AlerterInterface) {
repository.On("ListAllLoadBalancers").Return([]*elbv2.LoadBalancer{
{
LoadBalancerArn: awssdk.String("test-lb"),
},
}, nil)
awsError := awserr.NewRequestFailure(awserr.New("AccessDeniedException", "", errors.New("")), 403, "")
repository.On("ListAllLoadBalancerListeners", "test-lb").Return(nil, awsError)
alerter.On("SendAlert", resourceaws.AwsLoadBalancerListenerResourceType, alerts.NewRemoteAccessDeniedAlert(common.RemoteAWSTerraform, remoteerr.NewResourceListingError(awsError, resourceaws.AwsLoadBalancerListenerResourceType), alerts.EnumerationPhase)).Return()
},
assertExpected: func(t *testing.T, got []*resource.Resource) {
assert.Len(t, got, 0)
},
},
{
test: "cannot list load balancers (403)",
mocks: func(repository *repository.MockELBV2Repository, alerter *mocks.AlerterInterface) {
awsError := awserr.NewRequestFailure(awserr.New("AccessDeniedException", "", errors.New("")), 403, "")
repository.On("ListAllLoadBalancers").Return(nil, awsError)
alerter.On("SendAlert", resourceaws.AwsLoadBalancerListenerResourceType, alerts.NewRemoteAccessDeniedAlert(common.RemoteAWSTerraform, remoteerr.NewResourceListingErrorWithType(awsError, resourceaws.AwsLoadBalancerListenerResourceType, resourceaws.AwsLoadBalancerResourceType), alerts.EnumerationPhase)).Return()
},
assertExpected: func(t *testing.T, got []*resource.Resource) {
assert.Len(t, got, 0)
},
},
{
test: "cannot list load balancer listeners (dummy error)",
mocks: func(repository *repository.MockELBV2Repository, alerter *mocks.AlerterInterface) {
repository.On("ListAllLoadBalancers").Return([]*elbv2.LoadBalancer{
{
LoadBalancerArn: awssdk.String("test-lb"),
},
}, nil)
repository.On("ListAllLoadBalancerListeners", "test-lb").Return(nil, dummyError)
},
assertExpected: func(t *testing.T, got []*resource.Resource) {
assert.Len(t, got, 0)
},
wantErr: remoteerr.NewResourceScanningError(dummyError, resourceaws.AwsLoadBalancerListenerResourceType, ""),
},
}
factory := terraform.NewTerraformResourceFactory()
for _, c := range tests {
t.Run(c.test, func(tt *testing.T) {
scanOptions := ScannerOptions{}
remoteLibrary := common.NewRemoteLibrary()
// Initialize mocks
alerter := &mocks.AlerterInterface{}
fakeRepo := &repository.MockELBV2Repository{}
c.mocks(fakeRepo, alerter)
var repo repository.ELBV2Repository = fakeRepo
remoteLibrary.AddEnumerator(aws.NewLoadBalancerListenerEnumerator(repo, factory))
testFilter := &enumeration.MockFilter{}
testFilter.On("IsTypeIgnored", mock.Anything).Return(false)
s := NewScanner(remoteLibrary, alerter, scanOptions, testFilter)
got, err := s.Resources()
assert.Equal(tt, c.wantErr, err)
if err != nil {
return
}
c.assertExpected(tt, got)
alerter.AssertExpectations(tt)
fakeRepo.AssertExpectations(tt)
})
}
}