/
encryption.go
153 lines (139 loc) · 4.83 KB
/
encryption.go
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package cluster
import (
"context"
"errors"
"fmt"
"strings"
"github.com/aws/aws-k8s-tester/pkg/user"
"github.com/aws/aws-k8s-tester/version"
aws_v2 "github.com/aws/aws-sdk-go-v2/aws"
aws_kms_v2 "github.com/aws/aws-sdk-go-v2/service/kms"
aws_kms_v2_types "github.com/aws/aws-sdk-go-v2/service/kms/types"
smithy "github.com/aws/smithy-go"
"go.uber.org/zap"
)
func (ts *tester) createEncryption() error {
fmt.Print(ts.cfg.EKSConfig.Colorize("\n\n[yellow]*********************************\n"))
fmt.Printf(ts.cfg.EKSConfig.Colorize("[light_green]createEncryption [default](%q)\n"), ts.cfg.EKSConfig.ConfigPath)
if !ts.cfg.EKSConfig.Encryption.CMKCreate {
ts.cfg.Logger.Info("Encryption.CMKCreate false; no need to create a new one")
return nil
}
if ts.cfg.EKSConfig.Encryption.CMKARN != "" {
ts.cfg.Logger.Info("describing the key", zap.String("cmk-arn", ts.cfg.EKSConfig.Encryption.CMKARN))
_, err := ts.cfg.KMSAPIV2.DescribeKey(
context.Background(),
&aws_kms_v2.DescribeKeyInput{
KeyId: aws_v2.String(ts.cfg.EKSConfig.Encryption.CMKARN),
})
if err != nil {
var apiErr smithy.APIError
deleted := false
if errors.As(err, &apiErr) {
switch apiErr.ErrorCode() {
case "KMSInvalidStateException":
deleted = strings.HasSuffix(apiErr.ErrorMessage(), "pending deletion.")
case "NotFoundException":
deleted = true
}
}
if !deleted {
ts.cfg.Logger.Warn("CMK not found", zap.Error(err))
} else {
ts.cfg.Logger.Warn("failed to describe CMK ARN", zap.Error(err))
}
return err
}
keyARN := ts.cfg.EKSConfig.Encryption.CMKARN
keyID := getIDFromKeyARN(keyARN)
ts.cfg.Logger.Info("described the key",
zap.String("cmk-arn", keyARN),
zap.String("cmk-id", keyID),
)
ts.cfg.EKSConfig.Sync()
return nil
}
ts.cfg.Logger.Info("creating a new KMS CMK")
out, err := ts.cfg.KMSAPIV2.CreateKey(
context.Background(),
&aws_kms_v2.CreateKeyInput{
Description: aws_v2.String(ts.cfg.EKSConfig.Name),
Tags: []aws_kms_v2_types.Tag{
{TagKey: aws_v2.String("Kind"), TagValue: aws_v2.String("aws-k8s-tester")},
{TagKey: aws_v2.String("Version"), TagValue: aws_v2.String(version.ReleaseVersion)},
{TagKey: aws_v2.String("User"), TagValue: aws_v2.String(user.Get())},
},
})
if err != nil {
ts.cfg.Logger.Warn("failed to create a new KMS CMK", zap.Error(err))
return err
}
ts.cfg.EKSConfig.Encryption.CMKARN = aws_v2.ToString(out.KeyMetadata.Arn)
keyARN := ts.cfg.EKSConfig.Encryption.CMKARN
keyID := getIDFromKeyARN(keyARN)
ts.cfg.Logger.Info("created a new KMS CMK",
zap.String("cmk-arn", keyARN),
zap.String("cmk-id", keyID),
)
ts.cfg.EKSConfig.Sync()
return nil
}
func (ts *tester) deleteEncryption() error {
fmt.Print(ts.cfg.EKSConfig.Colorize("\n\n[yellow]*********************************\n"))
fmt.Printf(ts.cfg.EKSConfig.Colorize("[light_blue]deleteEncryption [default](%q)\n"), ts.cfg.EKSConfig.ConfigPath)
if !ts.cfg.EKSConfig.Encryption.CMKCreate {
ts.cfg.Logger.Info("Encryption.CMKCreate false; no need to delete one")
return nil
}
if ts.cfg.EKSConfig.Encryption.CMKARN == "" {
ts.cfg.Logger.Info("Encryption.CMKARN empty; no need to delete one")
return nil
}
if _, ok := ts.cfg.EKSConfig.Status.DeletedResources[ts.cfg.EKSConfig.Encryption.CMKARN]; ok {
ts.cfg.Logger.Info("Encryption.CMKARN already deleted; no need to delete one")
return nil
}
keyARN := ts.cfg.EKSConfig.Encryption.CMKARN
keyID := getIDFromKeyARN(keyARN)
ts.cfg.Logger.Info("deleting KMS CMK",
zap.String("cmk-arn", keyARN),
zap.String("cmk-id", keyID),
)
dresp, err := ts.cfg.KMSAPIV2.ScheduleKeyDeletion(
context.Background(),
&aws_kms_v2.ScheduleKeyDeletionInput{
KeyId: aws_v2.String(keyID),
PendingWindowInDays: aws_v2.Int32(7),
})
if err != nil {
var apiErr smithy.APIError
deleted := false
if errors.As(err, &apiErr) {
switch apiErr.ErrorCode() {
case "KMSInvalidStateException":
deleted = strings.HasSuffix(apiErr.ErrorMessage(), "pending deletion.")
case "NotFoundException":
deleted = true
}
}
if !deleted {
ts.cfg.Logger.Warn("failed to schedule key deletion", zap.Error(err))
return err
}
ts.cfg.Logger.Info("key already has been deleted or scheduled to delete", zap.Error(err))
ts.cfg.EKSConfig.Status.DeletedResources[ts.cfg.EKSConfig.Encryption.CMKARN] = "Encryption.CMKARN"
ts.cfg.EKSConfig.Sync()
return nil
}
ts.cfg.Logger.Info("scheduled to delete", zap.String("deletion-date", aws_v2.ToTime(dresp.DeletionDate).String()))
ts.cfg.EKSConfig.Status.DeletedResources[ts.cfg.EKSConfig.Encryption.CMKARN] = "Encryption.CMKARN"
ts.cfg.EKSConfig.Sync()
return nil
}
// get "330e3b1a-61c4-4be6-93e0-244180c9f169" from "arn:aws:kms:us-west-2:123:key/330e3b1a-61c4-4be6-93e0-244180c9f169"
func getIDFromKeyARN(arn string) string {
if ss := strings.Split(arn, "/"); len(ss) > 0 {
arn = ss[len(ss)-1]
}
return arn
}