terraform/builtin/providers/aws/resource_aws_db_instance_te...

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package aws
import (
"fmt"
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"log"
"regexp"
"strings"
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"math/rand"
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"testing"
"time"
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"github.com/hashicorp/terraform/helper/acctest"
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"github.com/hashicorp/terraform/helper/resource"
"github.com/hashicorp/terraform/terraform"
"github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/aws/awserr"
"github.com/aws/aws-sdk-go/service/rds"
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)
func TestAccAWSDBInstance_basic(t *testing.T) {
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var v rds.DBInstance
resource.Test(t, resource.TestCase{
PreCheck: func() { testAccPreCheck(t) },
Providers: testAccProviders,
CheckDestroy: testAccCheckAWSDBInstanceDestroy,
Steps: []resource.TestStep{
resource.TestStep{
Config: testAccAWSDBInstanceConfig,
Check: resource.ComposeTestCheckFunc(
testAccCheckAWSDBInstanceExists("aws_db_instance.bar", &v),
testAccCheckAWSDBInstanceAttributes(&v),
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resource.TestCheckResourceAttr(
"aws_db_instance.bar", "allocated_storage", "10"),
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resource.TestCheckResourceAttr(
"aws_db_instance.bar", "engine", "mysql"),
resource.TestCheckResourceAttr(
"aws_db_instance.bar", "license_model", "general-public-license"),
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resource.TestCheckResourceAttr(
"aws_db_instance.bar", "instance_class", "db.t1.micro"),
resource.TestCheckResourceAttr(
"aws_db_instance.bar", "name", "baz"),
resource.TestCheckResourceAttr(
"aws_db_instance.bar", "username", "foo"),
resource.TestCheckResourceAttr(
"aws_db_instance.bar", "parameter_group_name", "default.mysql5.6"),
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),
},
},
})
}
func TestAccAWSDBInstance_kmsKey(t *testing.T) {
var v rds.DBInstance
keyRegex := regexp.MustCompile("^arn:aws:kms:")
ri := rand.New(rand.NewSource(time.Now().UnixNano())).Int()
config := fmt.Sprintf(testAccAWSDBInstanceConfigKmsKeyId, ri)
resource.Test(t, resource.TestCase{
PreCheck: func() { testAccPreCheck(t) },
Providers: testAccProviders,
CheckDestroy: testAccCheckAWSDBInstanceDestroy,
Steps: []resource.TestStep{
resource.TestStep{
Config: config,
Check: resource.ComposeTestCheckFunc(
testAccCheckAWSDBInstanceExists("aws_db_instance.bar", &v),
testAccCheckAWSDBInstanceAttributes(&v),
resource.TestMatchResourceAttr(
"aws_db_instance.bar", "kms_key_id", keyRegex),
),
},
},
})
}
func TestAccAWSDBInstance_optionGroup(t *testing.T) {
var v rds.DBInstance
resource.Test(t, resource.TestCase{
PreCheck: func() { testAccPreCheck(t) },
Providers: testAccProviders,
CheckDestroy: testAccCheckAWSDBInstanceDestroy,
Steps: []resource.TestStep{
resource.TestStep{
Config: testAccAWSDBInstanceConfigWithOptionGroup,
Check: resource.ComposeTestCheckFunc(
testAccCheckAWSDBInstanceExists("aws_db_instance.bar", &v),
testAccCheckAWSDBInstanceAttributes(&v),
resource.TestCheckResourceAttr(
"aws_db_instance.bar", "option_group_name", "option-group-test-terraform"),
),
},
},
})
}
func TestAccAWSDBInstanceReplica(t *testing.T) {
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var s, r rds.DBInstance
resource.Test(t, resource.TestCase{
PreCheck: func() { testAccPreCheck(t) },
Providers: testAccProviders,
CheckDestroy: testAccCheckAWSDBInstanceDestroy,
Steps: []resource.TestStep{
resource.TestStep{
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Config: testAccReplicaInstanceConfig(rand.New(rand.NewSource(time.Now().UnixNano())).Int()),
Check: resource.ComposeTestCheckFunc(
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testAccCheckAWSDBInstanceExists("aws_db_instance.bar", &s),
testAccCheckAWSDBInstanceExists("aws_db_instance.replica", &r),
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testAccCheckAWSDBInstanceReplicaAttributes(&s, &r),
),
},
},
})
}
func TestAccAWSDBInstanceSnapshot(t *testing.T) {
var snap rds.DBInstance
resource.Test(t, resource.TestCase{
PreCheck: func() { testAccPreCheck(t) },
Providers: testAccProviders,
// testAccCheckAWSDBInstanceSnapshot verifies a database snapshot is
// created, and subequently deletes it
CheckDestroy: testAccCheckAWSDBInstanceSnapshot,
Steps: []resource.TestStep{
resource.TestStep{
Config: testAccSnapshotInstanceConfig(),
Check: resource.ComposeTestCheckFunc(
testAccCheckAWSDBInstanceExists("aws_db_instance.snapshot", &snap),
),
},
},
})
}
func TestAccAWSDBInstanceNoSnapshot(t *testing.T) {
var nosnap rds.DBInstance
resource.Test(t, resource.TestCase{
PreCheck: func() { testAccPreCheck(t) },
Providers: testAccProviders,
CheckDestroy: testAccCheckAWSDBInstanceNoSnapshot,
Steps: []resource.TestStep{
resource.TestStep{
Config: testAccNoSnapshotInstanceConfig(),
Check: resource.ComposeTestCheckFunc(
testAccCheckAWSDBInstanceExists("aws_db_instance.no_snapshot", &nosnap),
),
},
},
})
}
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func TestAccAWSDBInstance_enhancedMonitoring(t *testing.T) {
var dbInstance rds.DBInstance
rName := acctest.RandString(5)
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resource.Test(t, resource.TestCase{
PreCheck: func() { testAccPreCheck(t) },
Providers: testAccProviders,
CheckDestroy: testAccCheckAWSDBInstanceNoSnapshot,
Steps: []resource.TestStep{
resource.TestStep{
Config: testAccSnapshotInstanceConfig_enhancedMonitoring(rName),
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Check: resource.ComposeTestCheckFunc(
testAccCheckAWSDBInstanceExists("aws_db_instance.enhanced_monitoring", &dbInstance),
resource.TestCheckResourceAttr(
"aws_db_instance.enhanced_monitoring", "monitoring_interval", "5"),
),
},
},
})
}
// Regression test for https://github.com/hashicorp/terraform/issues/3760 .
// We apply a plan, then change just the iops. If the apply succeeds, we
// consider this a pass, as before in 3760 the request would fail
func TestAccAWS_separate_DBInstance_iops_update(t *testing.T) {
var v rds.DBInstance
rName := acctest.RandString(5)
resource.Test(t, resource.TestCase{
PreCheck: func() { testAccPreCheck(t) },
Providers: testAccProviders,
CheckDestroy: testAccCheckAWSDBInstanceDestroy,
Steps: []resource.TestStep{
resource.TestStep{
Config: testAccSnapshotInstanceConfig_iopsUpdate(rName, 1000),
Check: resource.ComposeTestCheckFunc(
testAccCheckAWSDBInstanceExists("aws_db_instance.bar", &v),
testAccCheckAWSDBInstanceAttributes(&v),
),
},
resource.TestStep{
Config: testAccSnapshotInstanceConfig_iopsUpdate(rName, 2000),
Check: resource.ComposeTestCheckFunc(
testAccCheckAWSDBInstanceExists("aws_db_instance.bar", &v),
testAccCheckAWSDBInstanceAttributes(&v),
),
},
},
})
}
func TestAccAWSDBInstance_portUpdate(t *testing.T) {
var v rds.DBInstance
rName := acctest.RandString(5)
resource.Test(t, resource.TestCase{
PreCheck: func() { testAccPreCheck(t) },
Providers: testAccProviders,
CheckDestroy: testAccCheckAWSDBInstanceDestroy,
Steps: []resource.TestStep{
resource.TestStep{
Config: testAccSnapshotInstanceConfig_mysqlPort(rName),
Check: resource.ComposeTestCheckFunc(
testAccCheckAWSDBInstanceExists("aws_db_instance.bar", &v),
resource.TestCheckResourceAttr(
"aws_db_instance.bar", "port", "3306"),
),
},
resource.TestStep{
Config: testAccSnapshotInstanceConfig_updateMysqlPort(rName),
Check: resource.ComposeTestCheckFunc(
testAccCheckAWSDBInstanceExists("aws_db_instance.bar", &v),
resource.TestCheckResourceAttr(
"aws_db_instance.bar", "port", "3305"),
),
},
},
})
}
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func testAccCheckAWSDBInstanceDestroy(s *terraform.State) error {
conn := testAccProvider.Meta().(*AWSClient).rdsconn
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for _, rs := range s.RootModule().Resources {
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if rs.Type != "aws_db_instance" {
continue
}
// Try to find the Group
var err error
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resp, err := conn.DescribeDBInstances(
&rds.DescribeDBInstancesInput{
DBInstanceIdentifier: aws.String(rs.Primary.ID),
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})
if ae, ok := err.(awserr.Error); ok && ae.Code() == "DBInstanceNotFound" {
continue
}
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if err == nil {
if len(resp.DBInstances) != 0 &&
*resp.DBInstances[0].DBInstanceIdentifier == rs.Primary.ID {
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return fmt.Errorf("DB Instance still exists")
}
}
// Verify the error
newerr, ok := err.(awserr.Error)
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if !ok {
return err
}
if newerr.Code() != "DBInstanceNotFound" {
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return err
}
}
return nil
}
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func testAccCheckAWSDBInstanceAttributes(v *rds.DBInstance) resource.TestCheckFunc {
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return func(s *terraform.State) error {
if *v.Engine != "mysql" {
return fmt.Errorf("bad engine: %#v", *v.Engine)
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}
if *v.EngineVersion == "" {
return fmt.Errorf("bad engine_version: %#v", *v.EngineVersion)
}
if *v.BackupRetentionPeriod != 0 {
return fmt.Errorf("bad backup_retention_period: %#v", *v.BackupRetentionPeriod)
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}
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return nil
}
}
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func testAccCheckAWSDBInstanceReplicaAttributes(source, replica *rds.DBInstance) resource.TestCheckFunc {
return func(s *terraform.State) error {
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if replica.ReadReplicaSourceDBInstanceIdentifier != nil && *replica.ReadReplicaSourceDBInstanceIdentifier != *source.DBInstanceIdentifier {
return fmt.Errorf("bad source identifier for replica, expected: '%s', got: '%s'", *source.DBInstanceIdentifier, *replica.ReadReplicaSourceDBInstanceIdentifier)
}
return nil
}
}
func testAccCheckAWSDBInstanceSnapshot(s *terraform.State) error {
conn := testAccProvider.Meta().(*AWSClient).rdsconn
for _, rs := range s.RootModule().Resources {
if rs.Type != "aws_db_instance" {
continue
}
var err error
resp, err := conn.DescribeDBInstances(
&rds.DescribeDBInstancesInput{
DBInstanceIdentifier: aws.String(rs.Primary.ID),
})
if err != nil {
newerr, _ := err.(awserr.Error)
if newerr.Code() != "DBInstanceNotFound" {
return err
}
} else {
if len(resp.DBInstances) != 0 &&
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*resp.DBInstances[0].DBInstanceIdentifier == rs.Primary.ID {
return fmt.Errorf("DB Instance still exists")
}
}
log.Printf("[INFO] Trying to locate the DBInstance Final Snapshot")
snapshot_identifier := "foobarbaz-test-terraform-final-snapshot-1"
_, snapErr := conn.DescribeDBSnapshots(
&rds.DescribeDBSnapshotsInput{
DBSnapshotIdentifier: aws.String(snapshot_identifier),
})
if snapErr != nil {
newerr, _ := snapErr.(awserr.Error)
if newerr.Code() == "DBSnapshotNotFound" {
return fmt.Errorf("Snapshot %s not found", snapshot_identifier)
}
} else { // snapshot was found,
// verify we have the tags copied to the snapshot
instanceARN, err := buildRDSARN(snapshot_identifier, testAccProvider.Meta().(*AWSClient).accountid, testAccProvider.Meta().(*AWSClient).region)
// tags have a different ARN, just swapping :db: for :snapshot:
tagsARN := strings.Replace(instanceARN, ":db:", ":snapshot:", 1)
if err != nil {
return fmt.Errorf("Error building ARN for tags check with ARN (%s): %s", tagsARN, err)
}
resp, err := conn.ListTagsForResource(&rds.ListTagsForResourceInput{
ResourceName: aws.String(tagsARN),
})
if err != nil {
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return fmt.Errorf("Error retrieving tags for ARN (%s): %s", tagsARN, err)
}
if resp.TagList == nil || len(resp.TagList) == 0 {
return fmt.Errorf("Tag list is nil or zero: %s", resp.TagList)
}
var found bool
for _, t := range resp.TagList {
if *t.Key == "Name" && *t.Value == "tf-tags-db" {
found = true
}
}
if !found {
return fmt.Errorf("Expected to find tag Name (%s), but wasn't found. Tags: %s", "tf-tags-db", resp.TagList)
}
// end tag search
log.Printf("[INFO] Deleting the Snapshot %s", snapshot_identifier)
_, snapDeleteErr := conn.DeleteDBSnapshot(
&rds.DeleteDBSnapshotInput{
DBSnapshotIdentifier: aws.String(snapshot_identifier),
})
if snapDeleteErr != nil {
return err
}
} // end snapshot was found
}
return nil
}
func testAccCheckAWSDBInstanceNoSnapshot(s *terraform.State) error {
conn := testAccProvider.Meta().(*AWSClient).rdsconn
for _, rs := range s.RootModule().Resources {
if rs.Type != "aws_db_instance" {
continue
}
var err error
resp, err := conn.DescribeDBInstances(
&rds.DescribeDBInstancesInput{
DBInstanceIdentifier: aws.String(rs.Primary.ID),
})
if err != nil {
newerr, _ := err.(awserr.Error)
if newerr.Code() != "DBInstanceNotFound" {
return err
}
} else {
if len(resp.DBInstances) != 0 &&
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*resp.DBInstances[0].DBInstanceIdentifier == rs.Primary.ID {
return fmt.Errorf("DB Instance still exists")
}
}
snapshot_identifier := "foobarbaz-test-terraform-final-snapshot-2"
_, snapErr := conn.DescribeDBSnapshots(
&rds.DescribeDBSnapshotsInput{
DBSnapshotIdentifier: aws.String(snapshot_identifier),
})
if snapErr != nil {
newerr, _ := snapErr.(awserr.Error)
if newerr.Code() != "DBSnapshotNotFound" {
return fmt.Errorf("Snapshot %s found and it shouldn't have been", snapshot_identifier)
}
}
}
return nil
}
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func testAccCheckAWSDBInstanceExists(n string, v *rds.DBInstance) resource.TestCheckFunc {
return func(s *terraform.State) error {
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rs, ok := s.RootModule().Resources[n]
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if !ok {
return fmt.Errorf("Not found: %s", n)
}
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if rs.Primary.ID == "" {
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return fmt.Errorf("No DB Instance ID is set")
}
conn := testAccProvider.Meta().(*AWSClient).rdsconn
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opts := rds.DescribeDBInstancesInput{
DBInstanceIdentifier: aws.String(rs.Primary.ID),
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}
resp, err := conn.DescribeDBInstances(&opts)
if err != nil {
return err
}
if len(resp.DBInstances) != 1 ||
*resp.DBInstances[0].DBInstanceIdentifier != rs.Primary.ID {
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return fmt.Errorf("DB Instance not found")
}
*v = *resp.DBInstances[0]
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return nil
}
}
// Database names cannot collide, and deletion takes so long, that making the
// name a bit random helps so able we can kill a test that's just waiting for a
// delete and not be blocked on kicking off another one.
var testAccAWSDBInstanceConfig = `
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resource "aws_db_instance" "bar" {
allocated_storage = 10
engine = "MySQL"
engine_version = "5.6.21"
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instance_class = "db.t1.micro"
name = "baz"
password = "barbarbarbar"
username = "foo"
# Maintenance Window is stored in lower case in the API, though not strictly
# documented. Terraform will downcase this to match (as opposed to throw a
# validation error).
maintenance_window = "Fri:09:00-Fri:09:30"
backup_retention_period = 0
parameter_group_name = "default.mysql5.6"
}`
var testAccAWSDBInstanceConfigKmsKeyId = `
resource "aws_kms_key" "foo" {
description = "Terraform acc test %s"
policy = <<POLICY
{
"Version": "2012-10-17",
"Id": "kms-tf-1",
"Statement": [
{
"Sid": "Enable IAM User Permissions",
"Effect": "Allow",
"Principal": {
"AWS": "*"
},
"Action": "kms:*",
"Resource": "*"
}
]
}
POLICY
}
resource "aws_db_instance" "bar" {
allocated_storage = 10
engine = "MySQL"
engine_version = "5.6.21"
instance_class = "db.m3.medium"
name = "baz"
password = "barbarbarbar"
username = "foo"
# Maintenance Window is stored in lower case in the API, though not strictly
# documented. Terraform will downcase this to match (as opposed to throw a
# validation error).
maintenance_window = "Fri:09:00-Fri:09:30"
backup_retention_period = 0
storage_encrypted = true
kms_key_id = "${aws_kms_key.foo.arn}"
parameter_group_name = "default.mysql5.6"
}
`
var testAccAWSDBInstanceConfigWithOptionGroup = fmt.Sprintf(`
resource "aws_db_option_group" "bar" {
name = "option-group-test-terraform"
option_group_description = "Test option group for terraform"
engine_name = "mysql"
major_engine_version = "5.6"
}
resource "aws_db_instance" "bar" {
identifier = "foobarbaz-test-terraform-%d"
allocated_storage = 10
engine = "MySQL"
instance_class = "db.m1.small"
name = "baz"
password = "barbarbarbar"
username = "foo"
backup_retention_period = 0
parameter_group_name = "default.mysql5.6"
option_group_name = "${aws_db_option_group.bar.name}"
}`, acctest.RandInt())
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func testAccReplicaInstanceConfig(val int) string {
return fmt.Sprintf(`
resource "aws_db_instance" "bar" {
identifier = "foobarbaz-test-terraform-%d"
allocated_storage = 5
engine = "mysql"
engine_version = "5.6.21"
instance_class = "db.t1.micro"
name = "baz"
password = "barbarbarbar"
username = "foo"
backup_retention_period = 1
parameter_group_name = "default.mysql5.6"
}
resource "aws_db_instance" "replica" {
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identifier = "tf-replica-db-%d"
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backup_retention_period = 0
replicate_source_db = "${aws_db_instance.bar.identifier}"
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allocated_storage = "${aws_db_instance.bar.allocated_storage}"
engine = "${aws_db_instance.bar.engine}"
engine_version = "${aws_db_instance.bar.engine_version}"
instance_class = "${aws_db_instance.bar.instance_class}"
password = "${aws_db_instance.bar.password}"
username = "${aws_db_instance.bar.username}"
tags {
Name = "tf-replica-db"
}
}
`, val, val)
}
func testAccSnapshotInstanceConfig() string {
return fmt.Sprintf(`
provider "aws" {
region = "us-east-1"
}
resource "aws_db_instance" "snapshot" {
identifier = "tf-snapshot-%d"
allocated_storage = 5
engine = "mysql"
engine_version = "5.6.21"
instance_class = "db.t1.micro"
name = "baz"
password = "barbarbarbar"
username = "foo"
security_group_names = ["default"]
backup_retention_period = 1
publicly_accessible = true
parameter_group_name = "default.mysql5.6"
skip_final_snapshot = false
copy_tags_to_snapshot = true
final_snapshot_identifier = "foobarbaz-test-terraform-final-snapshot-1"
tags {
Name = "tf-tags-db"
}
}`, acctest.RandInt())
}
func testAccNoSnapshotInstanceConfig() string {
return fmt.Sprintf(`
provider "aws" {
region = "us-east-1"
}
resource "aws_db_instance" "no_snapshot" {
identifier = "tf-test-%s"
allocated_storage = 5
engine = "mysql"
engine_version = "5.6.21"
instance_class = "db.t1.micro"
name = "baz"
password = "barbarbarbar"
publicly_accessible = true
username = "foo"
security_group_names = ["default"]
backup_retention_period = 1
parameter_group_name = "default.mysql5.6"
skip_final_snapshot = true
final_snapshot_identifier = "foobarbaz-test-terraform-final-snapshot-2"
}
`, acctest.RandString(5))
}
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func testAccSnapshotInstanceConfig_enhancedMonitoring(rName string) string {
return fmt.Sprintf(`
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resource "aws_iam_role" "enhanced_policy_role" {
name = "enhanced-monitoring-role-%s"
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assume_role_policy = <<EOF
{
"Version": "2012-10-17",
"Statement": [
{
"Sid": "",
"Effect": "Allow",
"Principal": {
"Service": "monitoring.rds.amazonaws.com"
},
"Action": "sts:AssumeRole"
}
]
}
EOF
}
resource "aws_iam_policy_attachment" "test-attach" {
name = "enhanced-monitoring-attachment"
roles = [
"${aws_iam_role.enhanced_policy_role.name}",
]
policy_arn = "arn:aws:iam::aws:policy/service-role/AmazonRDSEnhancedMonitoringRole"
}
resource "aws_db_instance" "enhanced_monitoring" {
identifier = "foobarbaz-enhanced-monitoring-%s"
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depends_on = ["aws_iam_policy_attachment.test-attach"]
allocated_storage = 5
engine = "mysql"
engine_version = "5.6.21"
instance_class = "db.m3.medium"
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name = "baz"
password = "barbarbarbar"
username = "foo"
backup_retention_period = 1
parameter_group_name = "default.mysql5.6"
monitoring_role_arn = "${aws_iam_role.enhanced_policy_role.arn}"
monitoring_interval = "5"
skip_final_snapshot = true
}`, rName, rName)
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}
func testAccSnapshotInstanceConfig_iopsUpdate(rName string, iops int) string {
return fmt.Sprintf(`
resource "aws_db_instance" "bar" {
identifier = "mydb-rds-%s"
engine = "mysql"
engine_version = "5.6.23"
instance_class = "db.t2.micro"
name = "mydb"
username = "foo"
password = "barbarbar"
parameter_group_name = "default.mysql5.6"
apply_immediately = true
storage_type = "io1"
allocated_storage = 200
iops = %d
}`, rName, iops)
}
func testAccSnapshotInstanceConfig_mysqlPort(rName string) string {
return fmt.Sprintf(`
resource "aws_db_instance" "bar" {
identifier = "mydb-rds-%s"
engine = "mysql"
engine_version = "5.6.23"
instance_class = "db.t2.micro"
name = "mydb"
username = "foo"
password = "barbarbar"
parameter_group_name = "default.mysql5.6"
port = 3306
allocated_storage = 10
apply_immediately = true
}`, rName)
}
func testAccSnapshotInstanceConfig_updateMysqlPort(rName string) string {
return fmt.Sprintf(`
resource "aws_db_instance" "bar" {
identifier = "mydb-rds-%s"
engine = "mysql"
engine_version = "5.6.23"
instance_class = "db.t2.micro"
name = "mydb"
username = "foo"
password = "barbarbar"
parameter_group_name = "default.mysql5.6"
port = 3305
allocated_storage = 10
apply_immediately = true
}`, rName)
}