packer-cn/builder/amazon/common/ami_config_test.go

251 lines
6.9 KiB
Go

package common
import (
"fmt"
"reflect"
"testing"
"github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/service/ec2"
"github.com/aws/aws-sdk-go/service/ec2/ec2iface"
)
func testAMIConfig() *AMIConfig {
return &AMIConfig{
AMIName: "foo",
}
}
func getFakeAccessConfig(region string) *AccessConfig {
c := testAccessConfig()
c.RawRegion = region
return c
}
func TestAMIConfigPrepare_name(t *testing.T) {
c := testAMIConfig()
accessConf := testAccessConfig()
if err := c.Prepare(accessConf, nil); err != nil {
t.Fatalf("shouldn't have err: %s", err)
}
c.AMIName = ""
if err := c.Prepare(accessConf, nil); err == nil {
t.Fatal("should have error")
}
}
type mockEC2Client struct {
ec2iface.EC2API
}
func (m *mockEC2Client) DescribeRegions(*ec2.DescribeRegionsInput) (*ec2.DescribeRegionsOutput, error) {
return &ec2.DescribeRegionsOutput{
Regions: []*ec2.Region{
{RegionName: aws.String("us-east-1")},
{RegionName: aws.String("us-east-2")},
{RegionName: aws.String("us-west-1")},
},
}, nil
}
func TestAMIConfigPrepare_regions(t *testing.T) {
c := testAMIConfig()
c.AMIRegions = nil
var errs []error
var err error
accessConf := testAccessConfig()
mockConn := &mockEC2Client{}
if errs = c.prepareRegions(accessConf); len(errs) > 0 {
t.Fatalf("shouldn't have err: %#v", errs)
}
c.AMIRegions, err = listEC2Regions(mockConn)
if err != nil {
t.Fatalf("shouldn't have err: %s", err.Error())
}
if errs = c.prepareRegions(accessConf); len(errs) > 0 {
t.Fatalf("shouldn't have err: %#v", errs)
}
errs = errs[:0]
c.AMIRegions = []string{"us-east-1", "us-west-1", "us-east-1"}
if errs = c.prepareRegions(accessConf); len(errs) > 0 {
t.Fatalf("bad: %s", errs[0])
}
expected := []string{"us-east-1", "us-west-1"}
if !reflect.DeepEqual(c.AMIRegions, expected) {
t.Fatalf("bad: %#v", c.AMIRegions)
}
c.AMIRegions = []string{"custom"}
if errs = c.prepareRegions(accessConf); len(errs) > 0 {
t.Fatal("shouldn't have error")
}
c.AMIRegions = []string{"us-east-1", "us-east-2", "us-west-1"}
c.AMIRegionKMSKeyIDs = map[string]string{
"us-east-1": "123-456-7890",
"us-west-1": "789-012-3456",
"us-east-2": "456-789-0123",
}
if errs = c.prepareRegions(accessConf); len(errs) > 0 {
t.Fatal(fmt.Sprintf("shouldn't have error: %s", errs[0]))
}
c.AMIRegions = []string{"us-east-1", "us-east-2", "us-west-1"}
c.AMIRegionKMSKeyIDs = map[string]string{
"us-east-1": "123-456-7890",
"us-west-1": "789-012-3456",
"us-east-2": "",
}
if errs = c.prepareRegions(accessConf); len(errs) > 0 {
t.Fatal("should have passed; we are able to use default KMS key if not sharing")
}
c.SnapshotUsers = []string{"user-foo", "user-bar"}
c.AMIRegions = []string{"us-east-1", "us-east-2", "us-west-1"}
c.AMIRegionKMSKeyIDs = map[string]string{
"us-east-1": "123-456-7890",
"us-west-1": "789-012-3456",
"us-east-2": "",
}
if errs = c.prepareRegions(accessConf); len(errs) > 0 {
t.Fatal("should have an error b/c can't use default KMS key if sharing")
}
c.AMIRegions = []string{"us-east-1", "us-west-1"}
c.AMIRegionKMSKeyIDs = map[string]string{
"us-east-1": "123-456-7890",
"us-west-1": "789-012-3456",
"us-east-2": "456-789-0123",
}
if errs = c.prepareRegions(accessConf); len(errs) > 0 {
t.Fatal("should have error b/c theres a region in the key map that isn't in ami_regions")
}
c.AMIRegions = []string{"us-east-1", "us-west-1", "us-east-2"}
c.AMIRegionKMSKeyIDs = map[string]string{
"us-east-1": "123-456-7890",
"us-west-1": "789-012-3456",
}
if err := c.Prepare(accessConf, nil); err == nil {
t.Fatal("should have error b/c theres a region in in ami_regions that isn't in the key map")
}
c.SnapshotUsers = []string{"foo", "bar"}
c.AMIKmsKeyId = "123-abc-456"
c.AMIEncryptBootVolume = true
c.AMIRegions = []string{"us-east-1", "us-west-1"}
c.AMIRegionKMSKeyIDs = map[string]string{
"us-east-1": "123-456-7890",
"us-west-1": "",
}
if errs = c.prepareRegions(accessConf); len(errs) > 0 {
t.Fatal("should have error b/c theres a region in in ami_regions that isn't in the key map")
}
// allow rawregion to exist in ami_regions list.
accessConf = getFakeAccessConfig("us-east-1")
c.AMIRegions = []string{"us-east-1", "us-west-1", "us-east-2"}
c.AMIRegionKMSKeyIDs = nil
if errs = c.prepareRegions(accessConf); len(errs) > 0 {
t.Fatal("should allow user to have the raw region in ami_regions")
}
}
func TestAMIConfigPrepare_Share_EncryptedBoot(t *testing.T) {
c := testAMIConfig()
c.AMIUsers = []string{"testAccountID"}
c.AMIEncryptBootVolume = true
accessConf := testAccessConfig()
c.AMIKmsKeyId = ""
if err := c.Prepare(accessConf, nil); err == nil {
t.Fatal("shouldn't be able to share ami with encrypted boot volume")
}
c.AMIKmsKeyId = "89c3fb9a-de87-4f2a-aedc-fddc5138193c"
if err := c.Prepare(accessConf, nil); err == nil {
t.Fatal("shouldn't be able to share ami with encrypted boot volume")
}
}
func TestAMIConfigPrepare_ValidateKmsKey(t *testing.T) {
c := testAMIConfig()
c.AMIEncryptBootVolume = true
accessConf := testAccessConfig()
validCases := []string{
"abcd1234-e567-890f-a12b-a123b4cd56ef",
"alias/foo/bar",
"arn:aws:kms:us-east-1:012345678910:key/abcd1234-a123-456a-a12b-a123b4cd56ef",
"arn:aws:kms:us-east-1:012345678910:alias/foo/bar",
"arn:aws-us-gov:kms:us-gov-east-1:123456789012:key/12345678-1234-abcd-0000-123456789012",
}
for _, validCase := range validCases {
c.AMIKmsKeyId = validCase
if err := c.Prepare(accessConf, nil); err != nil {
t.Fatalf("%s should not have failed KMS key validation", validCase)
}
}
invalidCases := []string{
"ABCD1234-e567-890f-a12b-a123b4cd56ef",
"ghij1234-e567-890f-a12b-a123b4cd56ef",
"ghij1234+e567_890f-a12b-a123b4cd56ef",
"foo/bar",
"arn:aws:kms:us-east-1:012345678910:foo/bar",
"arn:foo:kms:us-east-1:012345678910:key/abcd1234-a123-456a-a12b-a123b4cd56ef",
}
for _, invalidCase := range invalidCases {
c.AMIKmsKeyId = invalidCase
if err := c.Prepare(accessConf, nil); err == nil {
t.Fatalf("%s should have failed KMS key validation", invalidCase)
}
}
}
func TestAMINameValidation(t *testing.T) {
c := testAMIConfig()
accessConf := testAccessConfig()
c.AMIName = "aa"
if err := c.Prepare(accessConf, nil); err == nil {
t.Fatal("shouldn't be able to have an ami name with less than 3 characters")
}
var longAmiName string
for i := 0; i < 129; i++ {
longAmiName += "a"
}
c.AMIName = longAmiName
if err := c.Prepare(accessConf, nil); err == nil {
t.Fatal("shouldn't be able to have an ami name with great than 128 characters")
}
c.AMIName = "+aaa"
if err := c.Prepare(accessConf, nil); err == nil {
t.Fatal("shouldn't be able to have an ami name with invalid characters")
}
c.AMIName = "fooBAR1()[] ./-'@_"
if err := c.Prepare(accessConf, nil); err != nil {
t.Fatal("should be able to use all of the allowed AMI characters")
}
c.AMIName = `xyz-base-2017-04-05-1934`
if err := c.Prepare(accessConf, nil); err != nil {
t.Fatalf("expected `xyz-base-2017-04-05-1934` to pass validation.")
}
}