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Make the Kinesis client exportable

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This commit is contained in:
Harlow Ward 2017-11-26 18:16:32 -08:00
parent b875bb56e7
commit a62e7514e4
2 changed files with 8 additions and 8 deletions
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14
client.go
View file

@ -9,19 +9,19 @@ import (
"github.com/aws/aws-sdk-go/service/kinesis"
)
// NewClient returns a new client with kinesis client
func NewClient() *client {
// NewKinesisClient returns a new client with kinesis client
func NewKinesisClient() Client {
svc := kinesis.New(session.New(aws.NewConfig()))
return &client{svc}
return &KinesisClient{svc}
}
// Client acts as wrapper around Kinesis client
type client struct {
type KinesisClient struct {
svc *kinesis.Kinesis
}
// GetShardIDs returns shard ids in a given stream
func (c *client) GetShardIDs(streamName string) ([]string, error) {
func (c *KinesisClient) GetShardIDs(streamName string) ([]string, error) {
resp, err := c.svc.DescribeStream(
&kinesis.DescribeStreamInput{
StreamName: aws.String(streamName),
@ -39,7 +39,7 @@ func (c *client) GetShardIDs(streamName string) ([]string, error) {
}
// GetRecords returns a chan Record from a Shard of the Stream
func (c *client) GetRecords(ctx context.Context, streamName, shardID, lastSeqNum string) (<-chan *Record, <-chan error, error) {
func (c *KinesisClient) GetRecords(ctx context.Context, streamName, shardID, lastSeqNum string) (<-chan *Record, <-chan error, error) {
shardIterator, err := c.getShardIterator(streamName, shardID, lastSeqNum)
if err != nil {
return nil, nil, fmt.Errorf("get shard iterator error: %v", err)
@ -101,7 +101,7 @@ func (c *client) GetRecords(ctx context.Context, streamName, shardID, lastSeqNum
return recc, errc, nil
}
func (c *client) getShardIterator(streamName, shardID, lastSeqNum string) (*string, error) {
func (c *KinesisClient) getShardIterator(streamName, shardID, lastSeqNum string) (*string, error) {
params := &kinesis.GetShardIteratorInput{
ShardId: aws.String(shardID),
StreamName: aws.String(streamName),

2
consumer.go
View file

@ -87,7 +87,7 @@ func New(streamName string, opts ...Option) (*Consumer, error) {
checkpoint: &noopCheckpoint{},
counter: &noopCounter{},
logger: log.New(ioutil.Discard, "", log.LstdFlags),
client: NewClient(),
client: NewKinesisClient(),
}
// override defaults