Golang DescribeSnapshotsInput.MaxResultsの例

コード例 #1

ファイル: client.go プロジェクト: koding/koding

// Snapshots is a wrapper for (*ec2.EC2).DescribeSnapshotsPages.
//
// If call succeeds but no snapshots were found, it returns non-nil
// *NotFoundError error.
func (c *Client) Snapshots() ([]*ec2.Snapshot, error) {
	var snapshots []*ec2.Snapshot
	var params ec2.DescribeSnapshotsInput
	if c.MaxResults != 0 {
		params.MaxResults = aws.Int64(c.MaxResults)
	}
	var page int
	err := c.EC2.DescribeSnapshotsPages(&params, func(resp *ec2.DescribeSnapshotsOutput, _ bool) bool {
		page++
		c.Log.Debug("received %d snapshots (page=%d)", len(resp.Snapshots), page)
		snapshots = append(snapshots, resp.Snapshots...)
		return true
	})
	if err != nil {
		return nil, awsError(err)
	}
	if len(snapshots) == 0 {
		return nil, newNotFoundError("Snapshot", errors.New("no snapshots found"))
	}
	return snapshots, nil
}