forked from genevieve/leftovers
/
leftovers.go
216 lines (179 loc) · 6.41 KB
/
leftovers.go
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package aws
import (
"errors"
"fmt"
awslib "github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/aws/credentials"
"github.com/aws/aws-sdk-go/aws/session"
awsec2 "github.com/aws/aws-sdk-go/service/ec2"
awseks "github.com/aws/aws-sdk-go/service/eks"
awselb "github.com/aws/aws-sdk-go/service/elb"
awselbv2 "github.com/aws/aws-sdk-go/service/elbv2"
awsiam "github.com/aws/aws-sdk-go/service/iam"
awskms "github.com/aws/aws-sdk-go/service/kms"
awsrds "github.com/aws/aws-sdk-go/service/rds"
awsroute53 "github.com/aws/aws-sdk-go/service/route53"
awss3 "github.com/aws/aws-sdk-go/service/s3"
awssts "github.com/aws/aws-sdk-go/service/sts"
"github.com/fatih/color"
"github.com/notrepo05/leftovers/app"
"github.com/notrepo05/leftovers/aws/ec2"
"github.com/notrepo05/leftovers/aws/eks"
"github.com/notrepo05/leftovers/aws/elb"
"github.com/notrepo05/leftovers/aws/elbv2"
"github.com/notrepo05/leftovers/aws/iam"
"github.com/notrepo05/leftovers/aws/kms"
"github.com/notrepo05/leftovers/aws/rds"
"github.com/notrepo05/leftovers/aws/route53"
"github.com/notrepo05/leftovers/aws/s3"
"github.com/notrepo05/leftovers/common"
)
type resource interface {
List(filter string, regex bool) ([]common.Deletable, error)
Type() string
}
type Leftovers struct {
asyncDeleter app.AsyncDeleter
logger logger
resources []resource
}
// NewLeftovers returns a new Leftovers for AWS that can be used to list resources,
// list types, or delete resources for the provided account. It returns an error
// if the credentials provided are invalid.
func NewLeftovers(logger logger, accessKeyId, secretAccessKey, sessionToken, region string) (Leftovers, error) {
if accessKeyId == "" {
return Leftovers{}, errors.New("Missing aws access key id.")
}
if secretAccessKey == "" {
return Leftovers{}, errors.New("Missing secret access key.")
}
if region == "" {
return Leftovers{}, errors.New("Missing region.")
}
config := &awslib.Config{
Credentials: credentials.NewStaticCredentials(accessKeyId, secretAccessKey, sessionToken),
Region: awslib.String(region),
}
sess := session.New(config)
eksClient := awseks.New(sess)
ec2Client := awsec2.New(sess)
elbClient := awselb.New(sess)
elbv2Client := awselbv2.New(sess)
kmsClient := awskms.New(sess)
iamClient := awsiam.New(sess)
rdsClient := awsrds.New(sess)
route53Client := awsroute53.New(sess)
s3Client := awss3.New(sess)
stsClient := awssts.New(sess)
rolePolicies := iam.NewRolePolicies(iamClient, logger)
userPolicies := iam.NewUserPolicies(iamClient, logger)
accessKeys := iam.NewAccessKeys(iamClient, logger)
internetGateways := ec2.NewInternetGateways(ec2Client, logger)
resourceTags := ec2.NewResourceTags(ec2Client)
routeTables := ec2.NewRouteTables(ec2Client, logger, resourceTags)
subnets := ec2.NewSubnets(ec2Client, logger, resourceTags)
bucketManager := s3.NewBucketManager(region)
recordSets := route53.NewRecordSets(route53Client)
asyncDeleter := app.NewAsyncDeleter(logger)
return Leftovers{
logger: logger,
asyncDeleter: asyncDeleter,
resources: []resource{
elb.NewLoadBalancers(elbClient, logger),
elbv2.NewLoadBalancers(elbv2Client, logger),
elbv2.NewTargetGroups(elbv2Client, logger),
iam.NewInstanceProfiles(iamClient, logger),
iam.NewRoles(iamClient, logger, rolePolicies),
iam.NewUsers(iamClient, logger, userPolicies, accessKeys),
iam.NewPolicies(iamClient, logger),
iam.NewServerCertificates(iamClient, logger),
eks.NewClusters(eksClient, logger),
ec2.NewKeyPairs(ec2Client, logger),
ec2.NewInstances(ec2Client, logger, resourceTags),
ec2.NewTags(ec2Client, logger),
ec2.NewVolumes(ec2Client, logger),
ec2.NewNetworkInterfaces(ec2Client, logger),
ec2.NewNatGateways(ec2Client, logger),
ec2.NewImages(ec2Client, stsClient, logger, resourceTags),
ec2.NewAddresses(ec2Client, logger),
ec2.NewSnapshots(ec2Client, stsClient, logger),
s3.NewBuckets(s3Client, logger, bucketManager),
rds.NewDBInstances(rdsClient, logger),
ec2.NewSecurityGroups(ec2Client, logger, resourceTags),
rds.NewDBSubnetGroups(rdsClient, logger),
rds.NewDBClusters(rdsClient, logger),
kms.NewAliases(kmsClient, logger),
kms.NewKeys(kmsClient, logger),
route53.NewHostedZones(route53Client, logger, recordSets),
route53.NewHealthChecks(route53Client, logger),
ec2.NewVpcs(ec2Client, logger, routeTables, subnets, internetGateways, resourceTags),
},
}, nil
}
// Types will print all the resource types that can
// be deleted on this IaaS.
func (l Leftovers) Types() {
l.logger.NoConfirm()
for _, r := range l.resources {
l.logger.Println(r.Type())
}
}
// List will print all of the resources that match the provided filter.
func (l Leftovers) List(filter string, regex bool) {
l.logger.NoConfirm()
for _, r := range l.resources {
l.list(r, filter, regex)
}
}
// ListByType will print resources of the specified type with
// names that match the provided filter.
func (l Leftovers) ListByType(filter, rType string, regex bool) {
l.logger.NoConfirm()
for _, r := range l.resources {
if r.Type() == rType {
l.list(r, filter, regex)
return
}
}
}
func (l Leftovers) list(r resource, filter string, regex bool) {
list, err := r.List(filter, regex)
if err != nil {
l.logger.Println(color.YellowString(err.Error()))
}
for _, d := range list {
l.logger.Println(fmt.Sprintf("[%s: %s]", d.Type(), d.Name()))
}
}
// Delete will collect all resources that contain
// the provided filter in the resource's identifier, prompt
// you to confirm deletion (if enabled), and delete those
// that are selected.
func (l Leftovers) Delete(filter string, regex bool) error {
deletables := [][]common.Deletable{}
for _, r := range l.resources {
list, err := r.List(filter, regex)
if err != nil {
l.logger.Println(color.YellowString(err.Error()))
}
deletables = append(deletables, list)
}
return l.asyncDeleter.Run(deletables)
}
// DeleteByType will collect all resources of the provied type that contain
// the provided filter in the resource's identifier, prompt
// you to confirm deletion (if enabled), and delete those
// that are selected.
func (l Leftovers) DeleteByType(filter, rType string, regex bool) error {
deletables := [][]common.Deletable{}
for _, r := range l.resources {
if r.Type() == rType {
list, err := r.List(filter, regex)
if err != nil {
l.logger.Println(color.YellowString(err.Error()))
}
deletables = append(deletables, list)
}
}
return l.asyncDeleter.Run(deletables)
}