teleport/lib/cloud/mocks/aws_redshift_serverless.go

/*
Copyright 2022 Gravitational, Inc.

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/

package mocks

import (
	"fmt"
	"time"

	"github.com/aws/aws-sdk-go/aws"
	"github.com/aws/aws-sdk-go/aws/request"
	"github.com/aws/aws-sdk-go/service/redshiftserverless"
	"github.com/aws/aws-sdk-go/service/redshiftserverless/redshiftserverlessiface"
	"github.com/gravitational/trace"
	"github.com/jonboulle/clockwork"
)

// RedshiftServerlessMock mocks RedshiftServerless API.
type RedshiftServerlessMock struct {
	redshiftserverlessiface.RedshiftServerlessAPI

	Workgroups           []*redshiftserverless.Workgroup
	Endpoints            []*redshiftserverless.EndpointAccess
	TagsByARN            map[string][]*redshiftserverless.Tag
	GetCredentialsOutput *redshiftserverless.GetCredentialsOutput
}

func (m RedshiftServerlessMock) GetWorkgroupWithContext(_ aws.Context, input *redshiftserverless.GetWorkgroupInput, _ ...request.Option) (*redshiftserverless.GetWorkgroupOutput, error) {
	for _, workgroup := range m.Workgroups {
		if aws.StringValue(workgroup.WorkgroupName) == aws.StringValue(input.WorkgroupName) {
			return new(redshiftserverless.GetWorkgroupOutput).SetWorkgroup(workgroup), nil
		}
	}
	return nil, trace.NotFound("workgroup %q not found", aws.StringValue(input.WorkgroupName))
}
func (m RedshiftServerlessMock) GetEndpointAccessWithContext(_ aws.Context, input *redshiftserverless.GetEndpointAccessInput, _ ...request.Option) (*redshiftserverless.GetEndpointAccessOutput, error) {
	for _, endpoint := range m.Endpoints {
		if aws.StringValue(endpoint.EndpointName) == aws.StringValue(input.EndpointName) {
			return new(redshiftserverless.GetEndpointAccessOutput).SetEndpoint(endpoint), nil
		}
	}
	return nil, trace.NotFound("endpoint %q not found", aws.StringValue(input.EndpointName))
}
func (m RedshiftServerlessMock) ListWorkgroupsPagesWithContext(_ aws.Context, input *redshiftserverless.ListWorkgroupsInput, fn func(*redshiftserverless.ListWorkgroupsOutput, bool) bool, _ ...request.Option) error {
	fn(&redshiftserverless.ListWorkgroupsOutput{
		Workgroups: m.Workgroups,
	}, true)
	return nil
}
func (m RedshiftServerlessMock) ListEndpointAccessPagesWithContext(_ aws.Context, input *redshiftserverless.ListEndpointAccessInput, fn func(*redshiftserverless.ListEndpointAccessOutput, bool) bool, _ ...request.Option) error {
	fn(&redshiftserverless.ListEndpointAccessOutput{
		Endpoints: m.Endpoints,
	}, true)
	return nil
}
func (m RedshiftServerlessMock) ListTagsForResourceWithContext(_ aws.Context, input *redshiftserverless.ListTagsForResourceInput, _ ...request.Option) (*redshiftserverless.ListTagsForResourceOutput, error) {
	if m.TagsByARN == nil {
		return &redshiftserverless.ListTagsForResourceOutput{}, nil
	}
	return &redshiftserverless.ListTagsForResourceOutput{
		Tags: m.TagsByARN[aws.StringValue(input.ResourceArn)],
	}, nil
}
func (m RedshiftServerlessMock) GetCredentialsWithContext(aws.Context, *redshiftserverless.GetCredentialsInput, ...request.Option) (*redshiftserverless.GetCredentialsOutput, error) {
	if m.GetCredentialsOutput == nil {
		return nil, trace.AccessDenied("access denied")
	}
	return m.GetCredentialsOutput, nil
}

// RedshiftServerlessWorkgroup returns a sample redshiftserverless.Workgroup.
func RedshiftServerlessWorkgroup(name, region string) *redshiftserverless.Workgroup {
	return &redshiftserverless.Workgroup{
		BaseCapacity: aws.Int64(32),
		ConfigParameters: []*redshiftserverless.ConfigParameter{{
			ParameterKey:   aws.String("max_query_execution_time"),
			ParameterValue: aws.String("14400"),
		}},
		CreationDate: aws.Time(sampleTime),
		Endpoint: &redshiftserverless.Endpoint{
			Address: aws.String(fmt.Sprintf("%v.123456789012.%v.redshift-serverless.amazonaws.com", name, region)),
			Port:    aws.Int64(5439),
			VpcEndpoints: []*redshiftserverless.VpcEndpoint{{
				VpcEndpointId: aws.String("vpc-endpoint-id"),
				VpcId:         aws.String("vpc-id"),
			}},
		},
		NamespaceName:      aws.String("my-namespace"),
		PubliclyAccessible: aws.Bool(true),
		Status:             aws.String("AVAILABLE"),
		WorkgroupArn:       aws.String(fmt.Sprintf("arn:aws:redshift-serverless:%v:123456789012:workgroup/some-uuid-for-%v", region, name)),
		WorkgroupId:        aws.String(fmt.Sprintf("some-uuid-for-%v", name)),
		WorkgroupName:      aws.String(name),
	}
}

// RedshiftServerlessEndpointAccess returns a sample redshiftserverless.EndpointAccess.
func RedshiftServerlessEndpointAccess(workgroup *redshiftserverless.Workgroup, name, region string) *redshiftserverless.EndpointAccess {
	return &redshiftserverless.EndpointAccess{
		Address:            aws.String(fmt.Sprintf("%s-endpoint-xxxyyyzzz.123456789012.%s.redshift-serverless.amazonaws.com", name, region)),
		EndpointArn:        aws.String(fmt.Sprintf("arn:aws:redshift-serverless:%s:123456789012:managedvpcendpoint/some-uuid-for-%v", region, name)),
		EndpointCreateTime: aws.Time(sampleTime),
		EndpointName:       aws.String(name),
		EndpointStatus:     aws.String("AVAILABLE"),
		Port:               aws.Int64(5439),
		VpcEndpoint: &redshiftserverless.VpcEndpoint{
			VpcEndpointId: aws.String("vpce-id"),
			VpcId:         aws.String("vpc-id"),
		},
		WorkgroupName: workgroup.WorkgroupName,
	}
}

// RedshiftServerlessGetCredentialsOutput return a sample redshiftserverless.GetCredentialsOutput.
func RedshiftServerlessGetCredentialsOutput(user, password string, clock clockwork.Clock) *redshiftserverless.GetCredentialsOutput {
	if clock == nil {
		clock = clockwork.NewRealClock()
	}
	return &redshiftserverless.GetCredentialsOutput{
		DbUser:          aws.String(user),
		DbPassword:      aws.String(password),
		Expiration:      aws.Time(clock.Now().Add(15 * time.Minute)),
		NextRefreshTime: aws.Time(clock.Now().Add(2 * time.Hour)),
	}
}

var sampleTime = time.Unix(1645568542, 0) // 2022-02-22 22:22:22