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policies.go
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policies.go
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package iam
import (
"fmt"
"strings"
"github.com/aws/aws-sdk-go/aws"
awsiam "github.com/aws/aws-sdk-go/service/iam"
"github.com/genevieve/leftovers/aws/common"
)
type policiesClient interface {
ListPolicies(*awsiam.ListPoliciesInput) (*awsiam.ListPoliciesOutput, error)
ListPolicyVersions(*awsiam.ListPolicyVersionsInput) (*awsiam.ListPolicyVersionsOutput, error)
DeletePolicyVersion(*awsiam.DeletePolicyVersionInput) (*awsiam.DeletePolicyVersionOutput, error)
DeletePolicy(*awsiam.DeletePolicyInput) (*awsiam.DeletePolicyOutput, error)
}
type Policies struct {
client policiesClient
logger logger
}
func NewPolicies(client policiesClient, logger logger) Policies {
return Policies{
client: client,
logger: logger,
}
}
func (p Policies) ListOnly(filter string) ([]common.Deletable, error) {
return p.getPolicies(filter)
}
func (p Policies) List(filter string) ([]common.Deletable, error) {
resources, err := p.getPolicies(filter)
if err != nil {
return nil, err
}
var delete []common.Deletable
for _, r := range resources {
proceed := p.logger.PromptWithDetails(r.Type(), r.Name())
if !proceed {
continue
}
delete = append(delete, r)
}
return delete, nil
}
func (p Policies) getPolicies(filter string) ([]common.Deletable, error) {
policies, err := p.client.ListPolicies(&awsiam.ListPoliciesInput{Scope: aws.String("Local")})
if err != nil {
return nil, fmt.Errorf("List IAM Policies: %s", err)
}
var resources []common.Deletable
for _, o := range policies.Policies {
resource := NewPolicy(p.client, p.logger, o.PolicyName, o.Arn)
if !strings.Contains(resource.Name(), filter) {
continue
}
resources = append(resources, resource)
}
return resources, nil
}