/
instance.go
41 lines (36 loc) · 1.21 KB
/
instance.go
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// Copyright © 2018 Banzai Cloud
//
// 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 ec2
import (
"github.com/aws/aws-sdk-go/aws/awserr"
"github.com/aws/aws-sdk-go/service/ec2"
)
// DescribeInstanceById returns detailed information about the instance
func DescribeInstanceById(client *ec2.EC2, instanceId string) (*ec2.Instance, error) {
result, err := client.DescribeInstances(&ec2.DescribeInstancesInput{
InstanceIds: []*string{
&instanceId,
},
})
if err != nil {
return nil, err
}
if len(result.Reservations) == 1 {
reservation := result.Reservations[0]
if len(reservation.Instances) == 1 {
return reservation.Instances[0], nil
}
}
return nil, awserr.New("404", "instance not found", nil)
}