terraform/builtin/providers/aws/resource_aws_elasticache_cl...

423 lines
12 KiB
Go

package aws
import (
"fmt"
"math/rand"
"strings"
"testing"
"time"
"github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/aws/awserr"
"github.com/aws/aws-sdk-go/service/elasticache"
"github.com/hashicorp/terraform/helper/resource"
"github.com/hashicorp/terraform/terraform"
)
func TestAccAWSElasticacheCluster_basic(t *testing.T) {
var ec elasticache.CacheCluster
resource.Test(t, resource.TestCase{
PreCheck: func() { testAccPreCheck(t) },
Providers: testAccProviders,
CheckDestroy: testAccCheckAWSElasticacheClusterDestroy,
Steps: []resource.TestStep{
resource.TestStep{
Config: testAccAWSElasticacheClusterConfig,
Check: resource.ComposeTestCheckFunc(
testAccCheckAWSElasticacheSecurityGroupExists("aws_elasticache_security_group.bar"),
testAccCheckAWSElasticacheClusterExists("aws_elasticache_cluster.bar", &ec),
resource.TestCheckResourceAttr(
"aws_elasticache_cluster.bar", "cache_nodes.0.id", "0001"),
),
},
},
})
}
func TestAccAWSElasticacheCluster_snapshotsWithUpdates(t *testing.T) {
var ec elasticache.CacheCluster
ri := genRandInt()
preConfig := fmt.Sprintf(testAccAWSElasticacheClusterConfig_snapshots, ri, ri, ri)
postConfig := fmt.Sprintf(testAccAWSElasticacheClusterConfig_snapshotsUpdated, ri, ri, ri)
resource.Test(t, resource.TestCase{
PreCheck: func() { testAccPreCheck(t) },
Providers: testAccProviders,
CheckDestroy: testAccCheckAWSElasticacheClusterDestroy,
Steps: []resource.TestStep{
resource.TestStep{
Config: preConfig,
Check: resource.ComposeTestCheckFunc(
testAccCheckAWSElasticacheSecurityGroupExists("aws_elasticache_security_group.bar"),
testAccCheckAWSElasticacheClusterExists("aws_elasticache_cluster.bar", &ec),
resource.TestCheckResourceAttr(
"aws_elasticache_cluster.bar", "snapshot_window", "05:00-09:00"),
resource.TestCheckResourceAttr(
"aws_elasticache_cluster.bar", "snapshot_retention_limit", "3"),
),
},
resource.TestStep{
Config: postConfig,
Check: resource.ComposeTestCheckFunc(
testAccCheckAWSElasticacheSecurityGroupExists("aws_elasticache_security_group.bar"),
testAccCheckAWSElasticacheClusterExists("aws_elasticache_cluster.bar", &ec),
resource.TestCheckResourceAttr(
"aws_elasticache_cluster.bar", "snapshot_window", "07:00-09:00"),
resource.TestCheckResourceAttr(
"aws_elasticache_cluster.bar", "snapshot_retention_limit", "7"),
),
},
},
})
}
func TestAccAWSElasticacheCluster_decreasingCacheNodes(t *testing.T) {
var ec elasticache.CacheCluster
ri := genRandInt()
preConfig := fmt.Sprintf(testAccAWSElasticacheClusterConfigDecreasingNodes, ri, ri, ri)
postConfig := fmt.Sprintf(testAccAWSElasticacheClusterConfigDecreasingNodes_update, ri, ri, ri)
resource.Test(t, resource.TestCase{
PreCheck: func() { testAccPreCheck(t) },
Providers: testAccProviders,
CheckDestroy: testAccCheckAWSElasticacheClusterDestroy,
Steps: []resource.TestStep{
resource.TestStep{
Config: preConfig,
Check: resource.ComposeTestCheckFunc(
testAccCheckAWSElasticacheSecurityGroupExists("aws_elasticache_security_group.bar"),
testAccCheckAWSElasticacheClusterExists("aws_elasticache_cluster.bar", &ec),
resource.TestCheckResourceAttr(
"aws_elasticache_cluster.bar", "num_cache_nodes", "3"),
),
},
resource.TestStep{
Config: postConfig,
Check: resource.ComposeTestCheckFunc(
testAccCheckAWSElasticacheSecurityGroupExists("aws_elasticache_security_group.bar"),
testAccCheckAWSElasticacheClusterExists("aws_elasticache_cluster.bar", &ec),
resource.TestCheckResourceAttr(
"aws_elasticache_cluster.bar", "num_cache_nodes", "1"),
),
},
},
})
}
func TestAccAWSElasticacheCluster_vpc(t *testing.T) {
var csg elasticache.CacheSubnetGroup
var ec elasticache.CacheCluster
resource.Test(t, resource.TestCase{
PreCheck: func() { testAccPreCheck(t) },
Providers: testAccProviders,
CheckDestroy: testAccCheckAWSElasticacheClusterDestroy,
Steps: []resource.TestStep{
resource.TestStep{
Config: testAccAWSElasticacheClusterInVPCConfig,
Check: resource.ComposeTestCheckFunc(
testAccCheckAWSElasticacheSubnetGroupExists("aws_elasticache_subnet_group.bar", &csg),
testAccCheckAWSElasticacheClusterExists("aws_elasticache_cluster.bar", &ec),
testAccCheckAWSElasticacheClusterAttributes(&ec),
),
},
},
})
}
func testAccCheckAWSElasticacheClusterAttributes(v *elasticache.CacheCluster) resource.TestCheckFunc {
return func(s *terraform.State) error {
if v.NotificationConfiguration == nil {
return fmt.Errorf("Expected NotificationConfiguration for ElastiCache Cluster (%s)", *v.CacheClusterId)
}
if strings.ToLower(*v.NotificationConfiguration.TopicStatus) != "active" {
return fmt.Errorf("Expected NotificationConfiguration status to be 'active', got (%s)", *v.NotificationConfiguration.TopicStatus)
}
return nil
}
}
func testAccCheckAWSElasticacheClusterDestroy(s *terraform.State) error {
conn := testAccProvider.Meta().(*AWSClient).elasticacheconn
for _, rs := range s.RootModule().Resources {
if rs.Type != "aws_elasticache_cluster" {
continue
}
res, err := conn.DescribeCacheClusters(&elasticache.DescribeCacheClustersInput{
CacheClusterId: aws.String(rs.Primary.ID),
})
if err != nil {
// Verify the error is what we want
if awsErr, ok := err.(awserr.Error); ok && awsErr.Code() == "CacheClusterNotFound" {
continue
}
return err
}
if len(res.CacheClusters) > 0 {
return fmt.Errorf("still exist.")
}
}
return nil
}
func testAccCheckAWSElasticacheClusterExists(n string, v *elasticache.CacheCluster) resource.TestCheckFunc {
return func(s *terraform.State) error {
rs, ok := s.RootModule().Resources[n]
if !ok {
return fmt.Errorf("Not found: %s", n)
}
if rs.Primary.ID == "" {
return fmt.Errorf("No cache cluster ID is set")
}
conn := testAccProvider.Meta().(*AWSClient).elasticacheconn
resp, err := conn.DescribeCacheClusters(&elasticache.DescribeCacheClustersInput{
CacheClusterId: aws.String(rs.Primary.ID),
})
if err != nil {
return fmt.Errorf("Elasticache error: %v", err)
}
for _, c := range resp.CacheClusters {
if *c.CacheClusterId == rs.Primary.ID {
*v = *c
}
}
return nil
}
}
func genRandInt() int {
return rand.New(rand.NewSource(time.Now().UnixNano())).Int() % 1000
}
var testAccAWSElasticacheClusterConfig = fmt.Sprintf(`
provider "aws" {
region = "us-east-1"
}
resource "aws_security_group" "bar" {
name = "tf-test-security-group-%03d"
description = "tf-test-security-group-descr"
ingress {
from_port = -1
to_port = -1
protocol = "icmp"
cidr_blocks = ["0.0.0.0/0"]
}
}
resource "aws_elasticache_security_group" "bar" {
name = "tf-test-security-group-%03d"
description = "tf-test-security-group-descr"
security_group_names = ["${aws_security_group.bar.name}"]
}
resource "aws_elasticache_cluster" "bar" {
cluster_id = "tf-test-%03d"
engine = "memcached"
node_type = "cache.m1.small"
num_cache_nodes = 1
port = 11211
parameter_group_name = "default.memcached1.4"
security_group_names = ["${aws_elasticache_security_group.bar.name}"]
}
`, genRandInt(), genRandInt(), genRandInt())
var testAccAWSElasticacheClusterConfig_snapshots = `
provider "aws" {
region = "us-east-1"
}
resource "aws_security_group" "bar" {
name = "tf-test-security-group-%03d"
description = "tf-test-security-group-descr"
ingress {
from_port = -1
to_port = -1
protocol = "icmp"
cidr_blocks = ["0.0.0.0/0"]
}
}
resource "aws_elasticache_security_group" "bar" {
name = "tf-test-security-group-%03d"
description = "tf-test-security-group-descr"
security_group_names = ["${aws_security_group.bar.name}"]
}
resource "aws_elasticache_cluster" "bar" {
cluster_id = "tf-test-%03d"
engine = "redis"
node_type = "cache.m1.small"
num_cache_nodes = 1
port = 6379
parameter_group_name = "default.redis2.8"
security_group_names = ["${aws_elasticache_security_group.bar.name}"]
snapshot_window = "05:00-09:00"
snapshot_retention_limit = 3
}
`
var testAccAWSElasticacheClusterConfig_snapshotsUpdated = `
provider "aws" {
region = "us-east-1"
}
resource "aws_security_group" "bar" {
name = "tf-test-security-group-%03d"
description = "tf-test-security-group-descr"
ingress {
from_port = -1
to_port = -1
protocol = "icmp"
cidr_blocks = ["0.0.0.0/0"]
}
}
resource "aws_elasticache_security_group" "bar" {
name = "tf-test-security-group-%03d"
description = "tf-test-security-group-descr"
security_group_names = ["${aws_security_group.bar.name}"]
}
resource "aws_elasticache_cluster" "bar" {
cluster_id = "tf-test-%03d"
engine = "redis"
node_type = "cache.m1.small"
num_cache_nodes = 1
port = 6379
parameter_group_name = "default.redis2.8"
security_group_names = ["${aws_elasticache_security_group.bar.name}"]
snapshot_window = "07:00-09:00"
snapshot_retention_limit = 7
apply_immediately = true
}
`
var testAccAWSElasticacheClusterConfigDecreasingNodes = `
provider "aws" {
region = "us-east-1"
}
resource "aws_security_group" "bar" {
name = "tf-test-security-group-%03d"
description = "tf-test-security-group-descr"
ingress {
from_port = -1
to_port = -1
protocol = "icmp"
cidr_blocks = ["0.0.0.0/0"]
}
}
resource "aws_elasticache_security_group" "bar" {
name = "tf-test-security-group-%03d"
description = "tf-test-security-group-descr"
security_group_names = ["${aws_security_group.bar.name}"]
}
resource "aws_elasticache_cluster" "bar" {
cluster_id = "tf-test-%03d"
engine = "memcached"
node_type = "cache.m1.small"
num_cache_nodes = 3
port = 11211
parameter_group_name = "default.memcached1.4"
security_group_names = ["${aws_elasticache_security_group.bar.name}"]
}
`
var testAccAWSElasticacheClusterConfigDecreasingNodes_update = `
provider "aws" {
region = "us-east-1"
}
resource "aws_security_group" "bar" {
name = "tf-test-security-group-%03d"
description = "tf-test-security-group-descr"
ingress {
from_port = -1
to_port = -1
protocol = "icmp"
cidr_blocks = ["0.0.0.0/0"]
}
}
resource "aws_elasticache_security_group" "bar" {
name = "tf-test-security-group-%03d"
description = "tf-test-security-group-descr"
security_group_names = ["${aws_security_group.bar.name}"]
}
resource "aws_elasticache_cluster" "bar" {
cluster_id = "tf-test-%03d"
engine = "memcached"
node_type = "cache.m1.small"
num_cache_nodes = 1
port = 11211
parameter_group_name = "default.memcached1.4"
security_group_names = ["${aws_elasticache_security_group.bar.name}"]
apply_immediately = true
}
`
var testAccAWSElasticacheClusterInVPCConfig = fmt.Sprintf(`
resource "aws_vpc" "foo" {
cidr_block = "192.168.0.0/16"
tags {
Name = "tf-test"
}
}
resource "aws_subnet" "foo" {
vpc_id = "${aws_vpc.foo.id}"
cidr_block = "192.168.0.0/20"
availability_zone = "us-west-2a"
tags {
Name = "tf-test"
}
}
resource "aws_elasticache_subnet_group" "bar" {
name = "tf-test-cache-subnet-%03d"
description = "tf-test-cache-subnet-group-descr"
subnet_ids = ["${aws_subnet.foo.id}"]
}
resource "aws_security_group" "bar" {
name = "tf-test-security-group-%03d"
description = "tf-test-security-group-descr"
vpc_id = "${aws_vpc.foo.id}"
ingress {
from_port = -1
to_port = -1
protocol = "icmp"
cidr_blocks = ["0.0.0.0/0"]
}
}
resource "aws_elasticache_cluster" "bar" {
// Including uppercase letters in this name to ensure
// that we correctly handle the fact that the API
// normalizes names to lowercase.
cluster_id = "tf-TEST-%03d"
node_type = "cache.m1.small"
num_cache_nodes = 1
engine = "redis"
engine_version = "2.8.19"
port = 6379
subnet_group_name = "${aws_elasticache_subnet_group.bar.name}"
security_group_ids = ["${aws_security_group.bar.id}"]
parameter_group_name = "default.redis2.8"
notification_topic_arn = "${aws_sns_topic.topic_example.arn}"
}
resource "aws_sns_topic" "topic_example" {
name = "tf-ecache-cluster-test"
}
`, genRandInt(), genRandInt(), genRandInt())