terraform/builtin/providers/aws/resource_aws_kinesis_stream.go

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package aws
import (
"fmt"
"log"
"time"
"github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/aws/awserr"
"github.com/aws/aws-sdk-go/service/kinesis"
"github.com/hashicorp/terraform/helper/resource"
"github.com/hashicorp/terraform/helper/schema"
)
func resourceAwsKinesisStream() *schema.Resource {
return &schema.Resource{
Create: resourceAwsKinesisStreamCreate,
Read: resourceAwsKinesisStreamRead,
Update: resourceAwsKinesisStreamUpdate,
Delete: resourceAwsKinesisStreamDelete,
Schema: map[string]*schema.Schema{
"name": &schema.Schema{
Type: schema.TypeString,
Required: true,
ForceNew: true,
},
"shard_count": &schema.Schema{
Type: schema.TypeInt,
Required: true,
ForceNew: true,
},
"arn": &schema.Schema{
Type: schema.TypeString,
Optional: true,
Computed: true,
},
"tags": tagsSchema(),
},
}
}
func resourceAwsKinesisStreamCreate(d *schema.ResourceData, meta interface{}) error {
conn := meta.(*AWSClient).kinesisconn
sn := d.Get("name").(string)
createOpts := &kinesis.CreateStreamInput{
ShardCount: aws.Int64(int64(d.Get("shard_count").(int))),
StreamName: aws.String(sn),
}
_, err := conn.CreateStream(createOpts)
if err != nil {
if awsErr, ok := err.(awserr.Error); ok {
return fmt.Errorf("[WARN] Error creating Kinesis Stream: \"%s\", code: \"%s\"", awsErr.Message(), awsErr.Code())
}
return err
}
stateConf := &resource.StateChangeConf{
Pending: []string{"CREATING"},
Target: []string{"ACTIVE"},
Refresh: streamStateRefreshFunc(conn, sn),
Timeout: 5 * time.Minute,
Delay: 10 * time.Second,
MinTimeout: 3 * time.Second,
}
streamRaw, err := stateConf.WaitForState()
if err != nil {
return fmt.Errorf(
"Error waiting for Kinesis Stream (%s) to become active: %s",
sn, err)
}
s := streamRaw.(kinesisStreamState)
d.SetId(s.arn)
d.Set("arn", s.arn)
d.Set("shard_count", s.shardCount)
return resourceAwsKinesisStreamUpdate(d, meta)
}
func resourceAwsKinesisStreamUpdate(d *schema.ResourceData, meta interface{}) error {
conn := meta.(*AWSClient).kinesisconn
d.Partial(true)
if err := setTagsKinesis(conn, d); err != nil {
return err
}
d.SetPartial("tags")
d.Partial(false)
return resourceAwsKinesisStreamRead(d, meta)
}
func resourceAwsKinesisStreamRead(d *schema.ResourceData, meta interface{}) error {
conn := meta.(*AWSClient).kinesisconn
sn := d.Get("name").(string)
state, err := readKinesisStreamState(conn, sn)
if err != nil {
if awsErr, ok := err.(awserr.Error); ok {
if awsErr.Code() == "ResourceNotFoundException" {
d.SetId("")
return nil
}
return fmt.Errorf("[WARN] Error reading Kinesis Stream: \"%s\", code: \"%s\"", awsErr.Message(), awsErr.Code())
}
return err
}
d.Set("arn", state.arn)
d.Set("shard_count", state.shardCount)
// set tags
describeTagsOpts := &kinesis.ListTagsForStreamInput{
StreamName: aws.String(sn),
}
tagsResp, err := conn.ListTagsForStream(describeTagsOpts)
if err != nil {
log.Printf("[DEBUG] Error retrieving tags for Stream: %s. %s", sn, err)
} else {
d.Set("tags", tagsToMapKinesis(tagsResp.Tags))
}
return nil
}
func resourceAwsKinesisStreamDelete(d *schema.ResourceData, meta interface{}) error {
conn := meta.(*AWSClient).kinesisconn
sn := d.Get("name").(string)
_, err := conn.DeleteStream(&kinesis.DeleteStreamInput{
StreamName: aws.String(sn),
})
if err != nil {
return err
}
stateConf := &resource.StateChangeConf{
Pending: []string{"DELETING"},
Target: []string{"DESTROYED"},
Refresh: streamStateRefreshFunc(conn, sn),
Timeout: 5 * time.Minute,
Delay: 10 * time.Second,
MinTimeout: 3 * time.Second,
}
_, err = stateConf.WaitForState()
if err != nil {
return fmt.Errorf(
"Error waiting for Stream (%s) to be destroyed: %s",
sn, err)
}
d.SetId("")
return nil
}
type kinesisStreamState struct {
arn string
status string
shardCount int
}
func readKinesisStreamState(conn *kinesis.Kinesis, sn string) (kinesisStreamState, error) {
describeOpts := &kinesis.DescribeStreamInput{
StreamName: aws.String(sn),
}
var state kinesisStreamState
err := conn.DescribeStreamPages(describeOpts, func(page *kinesis.DescribeStreamOutput, last bool) (shouldContinue bool) {
state.arn = aws.StringValue(page.StreamDescription.StreamARN)
state.status = aws.StringValue(page.StreamDescription.StreamStatus)
state.shardCount += len(page.StreamDescription.Shards)
return !last
})
return state, err
}
func streamStateRefreshFunc(conn *kinesis.Kinesis, sn string) resource.StateRefreshFunc {
return func() (interface{}, string, error) {
state, err := readKinesisStreamState(conn, sn)
if err != nil {
if awsErr, ok := err.(awserr.Error); ok {
if awsErr.Code() == "ResourceNotFoundException" {
return 42, "DESTROYED", nil
}
return nil, awsErr.Code(), err
}
return nil, "failed", err
}
return state, state.status, nil
}
}