terraform/builtin/providers/aws/structure.go

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package aws
import (
"bytes"
"encoding/json"
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"fmt"
"reflect"
"sort"
"strconv"
"strings"
"github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/service/apigateway"
"github.com/aws/aws-sdk-go/service/autoscaling"
"github.com/aws/aws-sdk-go/service/cloudformation"
"github.com/aws/aws-sdk-go/service/cloudwatchlogs"
"github.com/aws/aws-sdk-go/service/directoryservice"
"github.com/aws/aws-sdk-go/service/ec2"
"github.com/aws/aws-sdk-go/service/ecs"
"github.com/aws/aws-sdk-go/service/elasticache"
"github.com/aws/aws-sdk-go/service/elasticbeanstalk"
elasticsearch "github.com/aws/aws-sdk-go/service/elasticsearchservice"
"github.com/aws/aws-sdk-go/service/elb"
"github.com/aws/aws-sdk-go/service/lambda"
"github.com/aws/aws-sdk-go/service/rds"
"github.com/aws/aws-sdk-go/service/redshift"
"github.com/aws/aws-sdk-go/service/route53"
"github.com/hashicorp/terraform/helper/schema"
)
// Takes the result of flatmap.Expand for an array of listeners and
// returns ELB API compatible objects
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func expandListeners(configured []interface{}) ([]*elb.Listener, error) {
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listeners := make([]*elb.Listener, 0, len(configured))
// Loop over our configured listeners and create
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// an array of aws-sdk-go compatabile objects
for _, lRaw := range configured {
data := lRaw.(map[string]interface{})
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ip := int64(data["instance_port"].(int))
lp := int64(data["lb_port"].(int))
l := &elb.Listener{
InstancePort: &ip,
InstanceProtocol: aws.String(data["instance_protocol"].(string)),
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LoadBalancerPort: &lp,
Protocol: aws.String(data["lb_protocol"].(string)),
}
if v, ok := data["ssl_certificate_id"]; ok {
l.SSLCertificateId = aws.String(v.(string))
}
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var valid bool
if l.SSLCertificateId != nil && *l.SSLCertificateId != "" {
// validate the protocol is correct
for _, p := range []string{"https", "ssl"} {
if (strings.ToLower(*l.InstanceProtocol) == p) || (strings.ToLower(*l.Protocol) == p) {
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valid = true
}
}
} else {
valid = true
}
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if valid {
listeners = append(listeners, l)
} else {
return nil, fmt.Errorf("[ERR] ELB Listener: ssl_certificate_id may be set only when protocol is 'https' or 'ssl'")
}
}
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return listeners, nil
}
// Takes the result of flatmap. Expand for an array of listeners and
// returns ECS Volume compatible objects
func expandEcsVolumes(configured []interface{}) ([]*ecs.Volume, error) {
volumes := make([]*ecs.Volume, 0, len(configured))
// Loop over our configured volumes and create
// an array of aws-sdk-go compatible objects
for _, lRaw := range configured {
data := lRaw.(map[string]interface{})
l := &ecs.Volume{
Name: aws.String(data["name"].(string)),
}
hostPath := data["host_path"].(string)
if hostPath != "" {
l.Host = &ecs.HostVolumeProperties{
SourcePath: aws.String(hostPath),
}
}
volumes = append(volumes, l)
}
return volumes, nil
}
// Takes JSON in a string. Decodes JSON into
// an array of ecs.ContainerDefinition compatible objects
func expandEcsContainerDefinitions(rawDefinitions string) ([]*ecs.ContainerDefinition, error) {
var definitions []*ecs.ContainerDefinition
err := json.Unmarshal([]byte(rawDefinitions), &definitions)
if err != nil {
return nil, fmt.Errorf("Error decoding JSON: %s", err)
}
return definitions, nil
}
// Takes the result of flatmap. Expand for an array of load balancers and
// returns ecs.LoadBalancer compatible objects
func expandEcsLoadBalancers(configured []interface{}) []*ecs.LoadBalancer {
loadBalancers := make([]*ecs.LoadBalancer, 0, len(configured))
// Loop over our configured load balancers and create
// an array of aws-sdk-go compatible objects
for _, lRaw := range configured {
data := lRaw.(map[string]interface{})
l := &ecs.LoadBalancer{
ContainerName: aws.String(data["container_name"].(string)),
ContainerPort: aws.Int64(int64(data["container_port"].(int))),
LoadBalancerName: aws.String(data["elb_name"].(string)),
}
loadBalancers = append(loadBalancers, l)
}
return loadBalancers
}
// Takes the result of flatmap.Expand for an array of ingress/egress security
// group rules and returns EC2 API compatible objects. This function will error
// if it finds invalid permissions input, namely a protocol of "-1" with either
// to_port or from_port set to a non-zero value.
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func expandIPPerms(
group *ec2.SecurityGroup, configured []interface{}) ([]*ec2.IpPermission, error) {
vpc := group.VpcId != nil && *group.VpcId != ""
perms := make([]*ec2.IpPermission, len(configured))
for i, mRaw := range configured {
var perm ec2.IpPermission
m := mRaw.(map[string]interface{})
perm.FromPort = aws.Int64(int64(m["from_port"].(int)))
perm.ToPort = aws.Int64(int64(m["to_port"].(int)))
perm.IpProtocol = aws.String(m["protocol"].(string))
// When protocol is "-1", AWS won't store any ports for the
// rule, but also won't error if the user specifies ports other
// than '0'. Force the user to make a deliberate '0' port
// choice when specifying a "-1" protocol, and tell them about
// AWS's behavior in the error message.
if *perm.IpProtocol == "-1" && (*perm.FromPort != 0 || *perm.ToPort != 0) {
return nil, fmt.Errorf(
"from_port (%d) and to_port (%d) must both be 0 to use the the 'ALL' \"-1\" protocol!",
*perm.FromPort, *perm.ToPort)
}
var groups []string
if raw, ok := m["security_groups"]; ok {
list := raw.(*schema.Set).List()
for _, v := range list {
groups = append(groups, v.(string))
}
}
if v, ok := m["self"]; ok && v.(bool) {
if vpc {
groups = append(groups, *group.GroupId)
} else {
groups = append(groups, *group.GroupName)
}
}
if len(groups) > 0 {
perm.UserIdGroupPairs = make([]*ec2.UserIdGroupPair, len(groups))
for i, name := range groups {
ownerId, id := "", name
if items := strings.Split(id, "/"); len(items) > 1 {
ownerId, id = items[0], items[1]
}
perm.UserIdGroupPairs[i] = &ec2.UserIdGroupPair{
GroupId: aws.String(id),
}
if ownerId != "" {
perm.UserIdGroupPairs[i].UserId = aws.String(ownerId)
}
if !vpc {
perm.UserIdGroupPairs[i].GroupId = nil
perm.UserIdGroupPairs[i].GroupName = aws.String(id)
}
}
}
if raw, ok := m["cidr_blocks"]; ok {
list := raw.([]interface{})
for _, v := range list {
perm.IpRanges = append(perm.IpRanges, &ec2.IpRange{CidrIp: aws.String(v.(string))})
}
}
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perms[i] = &perm
}
return perms, nil
}
// Takes the result of flatmap.Expand for an array of parameters and
// returns Parameter API compatible objects
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func expandParameters(configured []interface{}) ([]*rds.Parameter, error) {
var parameters []*rds.Parameter
// Loop over our configured parameters and create
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// an array of aws-sdk-go compatabile objects
for _, pRaw := range configured {
data := pRaw.(map[string]interface{})
if data["name"].(string) == "" {
continue
}
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p := &rds.Parameter{
ApplyMethod: aws.String(data["apply_method"].(string)),
ParameterName: aws.String(data["name"].(string)),
ParameterValue: aws.String(data["value"].(string)),
}
parameters = append(parameters, p)
}
return parameters, nil
}
func expandRedshiftParameters(configured []interface{}) ([]*redshift.Parameter, error) {
var parameters []*redshift.Parameter
// Loop over our configured parameters and create
// an array of aws-sdk-go compatabile objects
for _, pRaw := range configured {
data := pRaw.(map[string]interface{})
if data["name"].(string) == "" {
continue
}
p := &redshift.Parameter{
ParameterName: aws.String(data["name"].(string)),
ParameterValue: aws.String(data["value"].(string)),
}
parameters = append(parameters, p)
}
return parameters, nil
}
func expandOptionConfiguration(configured []interface{}) ([]*rds.OptionConfiguration, error) {
var option []*rds.OptionConfiguration
for _, pRaw := range configured {
data := pRaw.(map[string]interface{})
o := &rds.OptionConfiguration{
OptionName: aws.String(data["option_name"].(string)),
}
if raw, ok := data["port"]; ok {
port := raw.(int)
if port != 0 {
o.Port = aws.Int64(int64(port))
}
}
if raw, ok := data["db_security_group_memberships"]; ok {
memberships := expandStringList(raw.(*schema.Set).List())
if len(memberships) > 0 {
o.DBSecurityGroupMemberships = memberships
}
}
if raw, ok := data["vpc_security_group_memberships"]; ok {
memberships := expandStringList(raw.(*schema.Set).List())
if len(memberships) > 0 {
o.VpcSecurityGroupMemberships = memberships
}
}
if raw, ok := data["option_settings"]; ok {
o.OptionSettings = expandOptionSetting(raw.(*schema.Set).List())
}
option = append(option, o)
}
return option, nil
}
func expandOptionSetting(list []interface{}) []*rds.OptionSetting {
options := make([]*rds.OptionSetting, 0, len(list))
for _, oRaw := range list {
data := oRaw.(map[string]interface{})
o := &rds.OptionSetting{
Name: aws.String(data["name"].(string)),
Value: aws.String(data["value"].(string)),
}
options = append(options, o)
}
return options
}
// Takes the result of flatmap.Expand for an array of parameters and
// returns Parameter API compatible objects
func expandElastiCacheParameters(configured []interface{}) ([]*elasticache.ParameterNameValue, error) {
parameters := make([]*elasticache.ParameterNameValue, 0, len(configured))
// Loop over our configured parameters and create
// an array of aws-sdk-go compatabile objects
for _, pRaw := range configured {
data := pRaw.(map[string]interface{})
p := &elasticache.ParameterNameValue{
ParameterName: aws.String(data["name"].(string)),
ParameterValue: aws.String(data["value"].(string)),
}
parameters = append(parameters, p)
}
return parameters, nil
}
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// Flattens an access log into something that flatmap.Flatten() can handle
func flattenAccessLog(l *elb.AccessLog) []map[string]interface{} {
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result := make([]map[string]interface{}, 0, 1)
if l != nil && *l.Enabled {
r := make(map[string]interface{})
if l.S3BucketName != nil {
r["bucket"] = *l.S3BucketName
}
if l.S3BucketPrefix != nil {
r["bucket_prefix"] = *l.S3BucketPrefix
}
if l.EmitInterval != nil {
r["interval"] = *l.EmitInterval
}
result = append(result, r)
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}
return result
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}
// Takes the result of flatmap.Expand for an array of step adjustments and
// returns a []*autoscaling.StepAdjustment.
func expandStepAdjustments(configured []interface{}) ([]*autoscaling.StepAdjustment, error) {
var adjustments []*autoscaling.StepAdjustment
// Loop over our configured step adjustments and create an array
// of aws-sdk-go compatible objects. We're forced to convert strings
// to floats here because there's no way to detect whether or not
// an uninitialized, optional schema element is "0.0" deliberately.
// With strings, we can test for "", which is definitely an empty
// struct value.
for _, raw := range configured {
data := raw.(map[string]interface{})
a := &autoscaling.StepAdjustment{
ScalingAdjustment: aws.Int64(int64(data["scaling_adjustment"].(int))),
}
if data["metric_interval_lower_bound"] != "" {
bound := data["metric_interval_lower_bound"]
switch bound := bound.(type) {
case string:
f, err := strconv.ParseFloat(bound, 64)
if err != nil {
return nil, fmt.Errorf(
"metric_interval_lower_bound must be a float value represented as a string")
}
a.MetricIntervalLowerBound = aws.Float64(f)
default:
return nil, fmt.Errorf(
"metric_interval_lower_bound isn't a string. This is a bug. Please file an issue.")
}
}
if data["metric_interval_upper_bound"] != "" {
bound := data["metric_interval_upper_bound"]
switch bound := bound.(type) {
case string:
f, err := strconv.ParseFloat(bound, 64)
if err != nil {
return nil, fmt.Errorf(
"metric_interval_upper_bound must be a float value represented as a string")
}
a.MetricIntervalUpperBound = aws.Float64(f)
default:
return nil, fmt.Errorf(
"metric_interval_upper_bound isn't a string. This is a bug. Please file an issue.")
}
}
adjustments = append(adjustments, a)
}
return adjustments, nil
}
// Flattens a health check into something that flatmap.Flatten()
// can handle
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func flattenHealthCheck(check *elb.HealthCheck) []map[string]interface{} {
result := make([]map[string]interface{}, 0, 1)
chk := make(map[string]interface{})
chk["unhealthy_threshold"] = *check.UnhealthyThreshold
chk["healthy_threshold"] = *check.HealthyThreshold
chk["target"] = *check.Target
chk["timeout"] = *check.Timeout
chk["interval"] = *check.Interval
result = append(result, chk)
return result
}
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// Flattens an array of UserSecurityGroups into a []*ec2.GroupIdentifier
func flattenSecurityGroups(list []*ec2.UserIdGroupPair, ownerId *string) []*ec2.GroupIdentifier {
result := make([]*ec2.GroupIdentifier, 0, len(list))
for _, g := range list {
var userId *string
if g.UserId != nil && *g.UserId != "" && (ownerId == nil || *ownerId != *g.UserId) {
userId = g.UserId
}
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// userid nil here for same vpc groups
vpc := g.GroupName == nil || *g.GroupName == ""
var id *string
if vpc {
id = g.GroupId
} else {
id = g.GroupName
}
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// id is groupid for vpcs
// id is groupname for non vpc (classic)
if userId != nil {
id = aws.String(*userId + "/" + *id)
}
if vpc {
result = append(result, &ec2.GroupIdentifier{
GroupId: id,
})
} else {
result = append(result, &ec2.GroupIdentifier{
GroupId: g.GroupId,
GroupName: id,
})
}
}
return result
}
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// Flattens an array of Instances into a []string
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func flattenInstances(list []*elb.Instance) []string {
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result := make([]string, 0, len(list))
for _, i := range list {
result = append(result, *i.InstanceId)
}
return result
}
// Expands an array of String Instance IDs into a []Instances
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func expandInstanceString(list []interface{}) []*elb.Instance {
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result := make([]*elb.Instance, 0, len(list))
for _, i := range list {
result = append(result, &elb.Instance{InstanceId: aws.String(i.(string))})
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}
return result
}
// Flattens an array of Backend Descriptions into a a map of instance_port to policy names.
func flattenBackendPolicies(backends []*elb.BackendServerDescription) map[int64][]string {
policies := make(map[int64][]string)
for _, i := range backends {
for _, p := range i.PolicyNames {
policies[*i.InstancePort] = append(policies[*i.InstancePort], *p)
}
sort.Strings(policies[*i.InstancePort])
}
return policies
}
// Flattens an array of Listeners into a []map[string]interface{}
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func flattenListeners(list []*elb.ListenerDescription) []map[string]interface{} {
result := make([]map[string]interface{}, 0, len(list))
for _, i := range list {
l := map[string]interface{}{
"instance_port": *i.Listener.InstancePort,
"instance_protocol": strings.ToLower(*i.Listener.InstanceProtocol),
"lb_port": *i.Listener.LoadBalancerPort,
"lb_protocol": strings.ToLower(*i.Listener.Protocol),
}
// SSLCertificateID is optional, and may be nil
if i.Listener.SSLCertificateId != nil {
l["ssl_certificate_id"] = *i.Listener.SSLCertificateId
}
result = append(result, l)
}
return result
}
// Flattens an array of Volumes into a []map[string]interface{}
func flattenEcsVolumes(list []*ecs.Volume) []map[string]interface{} {
result := make([]map[string]interface{}, 0, len(list))
for _, volume := range list {
l := map[string]interface{}{
"name": *volume.Name,
}
if volume.Host.SourcePath != nil {
l["host_path"] = *volume.Host.SourcePath
}
result = append(result, l)
}
return result
}
// Flattens an array of ECS LoadBalancers into a []map[string]interface{}
func flattenEcsLoadBalancers(list []*ecs.LoadBalancer) []map[string]interface{} {
result := make([]map[string]interface{}, 0, len(list))
for _, loadBalancer := range list {
l := map[string]interface{}{
"elb_name": *loadBalancer.LoadBalancerName,
"container_name": *loadBalancer.ContainerName,
"container_port": *loadBalancer.ContainerPort,
}
result = append(result, l)
}
return result
}
// Encodes an array of ecs.ContainerDefinitions into a JSON string
func flattenEcsContainerDefinitions(definitions []*ecs.ContainerDefinition) (string, error) {
byteArray, err := json.Marshal(definitions)
if err != nil {
return "", fmt.Errorf("Error encoding to JSON: %s", err)
}
n := bytes.Index(byteArray, []byte{0})
return string(byteArray[:n]), nil
}
// Flattens an array of Options into a []map[string]interface{}
func flattenOptions(list []*rds.Option) []map[string]interface{} {
result := make([]map[string]interface{}, 0, len(list))
for _, i := range list {
if i.OptionName != nil {
r := make(map[string]interface{})
r["option_name"] = strings.ToLower(*i.OptionName)
// Default empty string, guard against nil parameter values
r["port"] = ""
if i.Port != nil {
r["port"] = int(*i.Port)
}
if i.VpcSecurityGroupMemberships != nil {
vpcs := make([]string, 0, len(i.VpcSecurityGroupMemberships))
for _, vpc := range i.VpcSecurityGroupMemberships {
id := vpc.VpcSecurityGroupId
vpcs = append(vpcs, *id)
}
r["vpc_security_group_memberships"] = vpcs
}
if i.DBSecurityGroupMemberships != nil {
dbs := make([]string, 0, len(i.DBSecurityGroupMemberships))
for _, db := range i.DBSecurityGroupMemberships {
id := db.DBSecurityGroupName
dbs = append(dbs, *id)
}
r["db_security_group_memberships"] = dbs
}
if i.OptionSettings != nil {
settings := make([]map[string]interface{}, 0, len(i.OptionSettings))
for _, j := range i.OptionSettings {
settings = append(settings, map[string]interface{}{
"name": *j.Name,
"value": *j.Value,
})
}
r["option_settings"] = settings
}
result = append(result, r)
}
}
return result
}
// Flattens an array of Parameters into a []map[string]interface{}
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func flattenParameters(list []*rds.Parameter) []map[string]interface{} {
result := make([]map[string]interface{}, 0, len(list))
for _, i := range list {
if i.ParameterName != nil {
r := make(map[string]interface{})
r["name"] = strings.ToLower(*i.ParameterName)
// Default empty string, guard against nil parameter values
r["value"] = ""
if i.ParameterValue != nil {
r["value"] = strings.ToLower(*i.ParameterValue)
}
result = append(result, r)
}
}
return result
}
// Flattens an array of Redshift Parameters into a []map[string]interface{}
func flattenRedshiftParameters(list []*redshift.Parameter) []map[string]interface{} {
result := make([]map[string]interface{}, 0, len(list))
for _, i := range list {
result = append(result, map[string]interface{}{
"name": strings.ToLower(*i.ParameterName),
"value": strings.ToLower(*i.ParameterValue),
})
}
return result
}
// Flattens an array of Parameters into a []map[string]interface{}
func flattenElastiCacheParameters(list []*elasticache.Parameter) []map[string]interface{} {
result := make([]map[string]interface{}, 0, len(list))
for _, i := range list {
if i.ParameterValue != nil {
result = append(result, map[string]interface{}{
"name": strings.ToLower(*i.ParameterName),
"value": strings.ToLower(*i.ParameterValue),
})
}
}
return result
}
// Takes the result of flatmap.Expand for an array of strings
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// and returns a []*string
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func expandStringList(configured []interface{}) []*string {
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vs := make([]*string, 0, len(configured))
for _, v := range configured {
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vs = append(vs, aws.String(v.(string)))
}
return vs
}
// Takes the result of schema.Set of strings and returns a []*string
func expandStringSet(configured *schema.Set) []*string {
return expandStringList(configured.List())
}
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// Takes list of pointers to strings. Expand to an array
// of raw strings and returns a []interface{}
// to keep compatibility w/ schema.NewSetschema.NewSet
func flattenStringList(list []*string) []interface{} {
vs := make([]interface{}, 0, len(list))
for _, v := range list {
vs = append(vs, *v)
}
return vs
}
//Flattens an array of private ip addresses into a []string, where the elements returned are the IP strings e.g. "192.168.0.0"
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func flattenNetworkInterfacesPrivateIPAddresses(dtos []*ec2.NetworkInterfacePrivateIpAddress) []string {
ips := make([]string, 0, len(dtos))
for _, v := range dtos {
ip := *v.PrivateIpAddress
ips = append(ips, ip)
}
return ips
}
//Flattens security group identifiers into a []string, where the elements returned are the GroupIDs
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func flattenGroupIdentifiers(dtos []*ec2.GroupIdentifier) []string {
ids := make([]string, 0, len(dtos))
for _, v := range dtos {
group_id := *v.GroupId
ids = append(ids, group_id)
}
return ids
}
//Expands an array of IPs into a ec2 Private IP Address Spec
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func expandPrivateIPAddresses(ips []interface{}) []*ec2.PrivateIpAddressSpecification {
dtos := make([]*ec2.PrivateIpAddressSpecification, 0, len(ips))
for i, v := range ips {
new_private_ip := &ec2.PrivateIpAddressSpecification{
PrivateIpAddress: aws.String(v.(string)),
}
new_private_ip.Primary = aws.Bool(i == 0)
dtos = append(dtos, new_private_ip)
}
return dtos
}
//Flattens network interface attachment into a map[string]interface
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func flattenAttachment(a *ec2.NetworkInterfaceAttachment) map[string]interface{} {
att := make(map[string]interface{})
att["instance"] = *a.InstanceId
att["device_index"] = *a.DeviceIndex
att["attachment_id"] = *a.AttachmentId
return att
}
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// Flattens step adjustments into a list of map[string]interface.
func flattenStepAdjustments(adjustments []*autoscaling.StepAdjustment) []map[string]interface{} {
result := make([]map[string]interface{}, 0, len(adjustments))
for _, raw := range adjustments {
a := map[string]interface{}{
"scaling_adjustment": *raw.ScalingAdjustment,
}
if raw.MetricIntervalUpperBound != nil {
a["metric_interval_upper_bound"] = *raw.MetricIntervalUpperBound
}
if raw.MetricIntervalLowerBound != nil {
a["metric_interval_lower_bound"] = *raw.MetricIntervalLowerBound
}
result = append(result, a)
}
return result
}
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func flattenResourceRecords(recs []*route53.ResourceRecord) []string {
strs := make([]string, 0, len(recs))
for _, r := range recs {
if r.Value != nil {
s := strings.Replace(*r.Value, "\"", "", 2)
strs = append(strs, s)
}
}
return strs
}
func expandResourceRecords(recs []interface{}, typeStr string) []*route53.ResourceRecord {
records := make([]*route53.ResourceRecord, 0, len(recs))
for _, r := range recs {
s := r.(string)
switch typeStr {
case "TXT", "SPF":
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str := fmt.Sprintf("\"%s\"", s)
records = append(records, &route53.ResourceRecord{Value: aws.String(str)})
default:
records = append(records, &route53.ResourceRecord{Value: aws.String(s)})
}
}
return records
}
func expandESClusterConfig(m map[string]interface{}) *elasticsearch.ElasticsearchClusterConfig {
config := elasticsearch.ElasticsearchClusterConfig{}
if v, ok := m["dedicated_master_enabled"]; ok {
isEnabled := v.(bool)
config.DedicatedMasterEnabled = aws.Bool(isEnabled)
if isEnabled {
if v, ok := m["dedicated_master_count"]; ok && v.(int) > 0 {
config.DedicatedMasterCount = aws.Int64(int64(v.(int)))
}
if v, ok := m["dedicated_master_type"]; ok && v.(string) != "" {
config.DedicatedMasterType = aws.String(v.(string))
}
}
}
if v, ok := m["instance_count"]; ok {
config.InstanceCount = aws.Int64(int64(v.(int)))
}
if v, ok := m["instance_type"]; ok {
config.InstanceType = aws.String(v.(string))
}
if v, ok := m["zone_awareness_enabled"]; ok {
config.ZoneAwarenessEnabled = aws.Bool(v.(bool))
}
return &config
}
func flattenESClusterConfig(c *elasticsearch.ElasticsearchClusterConfig) []map[string]interface{} {
m := map[string]interface{}{}
if c.DedicatedMasterCount != nil {
m["dedicated_master_count"] = *c.DedicatedMasterCount
}
if c.DedicatedMasterEnabled != nil {
m["dedicated_master_enabled"] = *c.DedicatedMasterEnabled
}
if c.DedicatedMasterType != nil {
m["dedicated_master_type"] = *c.DedicatedMasterType
}
if c.InstanceCount != nil {
m["instance_count"] = *c.InstanceCount
}
if c.InstanceType != nil {
m["instance_type"] = *c.InstanceType
}
if c.ZoneAwarenessEnabled != nil {
m["zone_awareness_enabled"] = *c.ZoneAwarenessEnabled
}
return []map[string]interface{}{m}
}
func flattenESEBSOptions(o *elasticsearch.EBSOptions) []map[string]interface{} {
m := map[string]interface{}{}
if o.EBSEnabled != nil {
m["ebs_enabled"] = *o.EBSEnabled
}
if o.Iops != nil {
m["iops"] = *o.Iops
}
if o.VolumeSize != nil {
m["volume_size"] = *o.VolumeSize
}
if o.VolumeType != nil {
m["volume_type"] = *o.VolumeType
}
return []map[string]interface{}{m}
}
func expandESEBSOptions(m map[string]interface{}) *elasticsearch.EBSOptions {
options := elasticsearch.EBSOptions{}
if v, ok := m["ebs_enabled"]; ok {
options.EBSEnabled = aws.Bool(v.(bool))
}
if v, ok := m["iops"]; ok && v.(int) > 0 {
options.Iops = aws.Int64(int64(v.(int)))
}
if v, ok := m["volume_size"]; ok && v.(int) > 0 {
options.VolumeSize = aws.Int64(int64(v.(int)))
}
if v, ok := m["volume_type"]; ok && v.(string) != "" {
options.VolumeType = aws.String(v.(string))
}
return &options
}
func pointersMapToStringList(pointers map[string]*string) map[string]interface{} {
list := make(map[string]interface{}, len(pointers))
for i, v := range pointers {
list[i] = *v
}
return list
}
func stringMapToPointers(m map[string]interface{}) map[string]*string {
list := make(map[string]*string, len(m))
for i, v := range m {
list[i] = aws.String(v.(string))
}
return list
}
func flattenDSVpcSettings(
s *directoryservice.DirectoryVpcSettingsDescription) []map[string]interface{} {
settings := make(map[string]interface{}, 0)
if s == nil {
return nil
}
settings["subnet_ids"] = schema.NewSet(schema.HashString, flattenStringList(s.SubnetIds))
settings["vpc_id"] = *s.VpcId
return []map[string]interface{}{settings}
}
func flattenLambdaVpcConfigResponse(s *lambda.VpcConfigResponse) []map[string]interface{} {
settings := make(map[string]interface{}, 0)
if s == nil {
return nil
}
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if len(s.SubnetIds) == 0 && len(s.SecurityGroupIds) == 0 && s.VpcId == nil {
return nil
}
settings["subnet_ids"] = schema.NewSet(schema.HashString, flattenStringList(s.SubnetIds))
settings["security_group_ids"] = schema.NewSet(schema.HashString, flattenStringList(s.SecurityGroupIds))
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if s.VpcId != nil {
settings["vpc_id"] = *s.VpcId
}
return []map[string]interface{}{settings}
}
func flattenDSConnectSettings(
customerDnsIps []*string,
s *directoryservice.DirectoryConnectSettingsDescription) []map[string]interface{} {
if s == nil {
return nil
}
settings := make(map[string]interface{}, 0)
settings["customer_dns_ips"] = schema.NewSet(schema.HashString, flattenStringList(customerDnsIps))
settings["connect_ips"] = schema.NewSet(schema.HashString, flattenStringList(s.ConnectIps))
settings["customer_username"] = *s.CustomerUserName
settings["subnet_ids"] = schema.NewSet(schema.HashString, flattenStringList(s.SubnetIds))
settings["vpc_id"] = *s.VpcId
return []map[string]interface{}{settings}
}
func expandCloudFormationParameters(params map[string]interface{}) []*cloudformation.Parameter {
var cfParams []*cloudformation.Parameter
for k, v := range params {
cfParams = append(cfParams, &cloudformation.Parameter{
ParameterKey: aws.String(k),
ParameterValue: aws.String(v.(string)),
})
}
return cfParams
}
// flattenCloudFormationParameters is flattening list of
// *cloudformation.Parameters and only returning existing
// parameters to avoid clash with default values
func flattenCloudFormationParameters(cfParams []*cloudformation.Parameter,
originalParams map[string]interface{}) map[string]interface{} {
params := make(map[string]interface{}, len(cfParams))
for _, p := range cfParams {
_, isConfigured := originalParams[*p.ParameterKey]
if isConfigured {
params[*p.ParameterKey] = *p.ParameterValue
}
}
return params
}
func expandCloudFormationTags(tags map[string]interface{}) []*cloudformation.Tag {
var cfTags []*cloudformation.Tag
for k, v := range tags {
cfTags = append(cfTags, &cloudformation.Tag{
Key: aws.String(k),
Value: aws.String(v.(string)),
})
}
return cfTags
}
func flattenCloudFormationTags(cfTags []*cloudformation.Tag) map[string]string {
tags := make(map[string]string, len(cfTags))
for _, t := range cfTags {
tags[*t.Key] = *t.Value
}
return tags
}
func flattenCloudFormationOutputs(cfOutputs []*cloudformation.Output) map[string]string {
outputs := make(map[string]string, len(cfOutputs))
for _, o := range cfOutputs {
outputs[*o.OutputKey] = *o.OutputValue
}
return outputs
}
func flattenAsgEnabledMetrics(list []*autoscaling.EnabledMetric) []string {
strs := make([]string, 0, len(list))
for _, r := range list {
if r.Metric != nil {
strs = append(strs, *r.Metric)
}
}
return strs
}
func expandApiGatewayStageKeys(d *schema.ResourceData) []*apigateway.StageKey {
var stageKeys []*apigateway.StageKey
if stageKeyData, ok := d.GetOk("stage_key"); ok {
params := stageKeyData.(*schema.Set).List()
for k := range params {
data := params[k].(map[string]interface{})
stageKeys = append(stageKeys, &apigateway.StageKey{
RestApiId: aws.String(data["rest_api_id"].(string)),
StageName: aws.String(data["stage_name"].(string)),
})
}
}
return stageKeys
}
func expandApiGatewayRequestResponseModelOperations(d *schema.ResourceData, key string, prefix string) []*apigateway.PatchOperation {
operations := make([]*apigateway.PatchOperation, 0)
oldModels, newModels := d.GetChange(key)
oldModelMap := oldModels.(map[string]interface{})
newModelMap := newModels.(map[string]interface{})
for k, _ := range oldModelMap {
operation := apigateway.PatchOperation{
Op: aws.String("remove"),
Path: aws.String(fmt.Sprintf("/%s/%s", prefix, strings.Replace(k, "/", "~1", -1))),
}
for nK, nV := range newModelMap {
if nK == k {
operation.Op = aws.String("replace")
operation.Value = aws.String(nV.(string))
}
}
operations = append(operations, &operation)
}
for nK, nV := range newModelMap {
exists := false
for k, _ := range oldModelMap {
if k == nK {
exists = true
}
}
if !exists {
operation := apigateway.PatchOperation{
Op: aws.String("add"),
Path: aws.String(fmt.Sprintf("/%s/%s", prefix, strings.Replace(nK, "/", "~1", -1))),
Value: aws.String(nV.(string)),
}
operations = append(operations, &operation)
}
}
return operations
}
func expandApiGatewayMethodParametersJSONOperations(d *schema.ResourceData, key string, prefix string) ([]*apigateway.PatchOperation, error) {
operations := make([]*apigateway.PatchOperation, 0)
oldParameters, newParameters := d.GetChange(key)
oldParametersMap := make(map[string]interface{})
newParametersMap := make(map[string]interface{})
if err := json.Unmarshal([]byte(oldParameters.(string)), &oldParametersMap); err != nil {
err := fmt.Errorf("Error unmarshaling old %s: %s", key, err)
return operations, err
}
if err := json.Unmarshal([]byte(newParameters.(string)), &newParametersMap); err != nil {
err := fmt.Errorf("Error unmarshaling new %s: %s", key, err)
return operations, err
}
for k, _ := range oldParametersMap {
operation := apigateway.PatchOperation{
Op: aws.String("remove"),
Path: aws.String(fmt.Sprintf("/%s/%s", prefix, k)),
}
for nK, nV := range newParametersMap {
if nK == k {
operation.Op = aws.String("replace")
operation.Value = aws.String(strconv.FormatBool(nV.(bool)))
}
}
operations = append(operations, &operation)
}
for nK, nV := range newParametersMap {
exists := false
for k, _ := range oldParametersMap {
if k == nK {
exists = true
}
}
if !exists {
operation := apigateway.PatchOperation{
Op: aws.String("add"),
Path: aws.String(fmt.Sprintf("/%s/%s", prefix, nK)),
Value: aws.String(strconv.FormatBool(nV.(bool))),
}
operations = append(operations, &operation)
}
}
return operations, nil
}
func expandApiGatewayStageKeyOperations(d *schema.ResourceData) []*apigateway.PatchOperation {
operations := make([]*apigateway.PatchOperation, 0)
prev, curr := d.GetChange("stage_key")
prevList := prev.(*schema.Set).List()
currList := curr.(*schema.Set).List()
for i := range prevList {
p := prevList[i].(map[string]interface{})
exists := false
for j := range currList {
c := currList[j].(map[string]interface{})
if c["rest_api_id"].(string) == p["rest_api_id"].(string) && c["stage_name"].(string) == p["stage_name"].(string) {
exists = true
}
}
if !exists {
operations = append(operations, &apigateway.PatchOperation{
Op: aws.String("remove"),
Path: aws.String("/stages"),
Value: aws.String(fmt.Sprintf("%s/%s", p["rest_api_id"].(string), p["stage_name"].(string))),
})
}
}
for i := range currList {
c := currList[i].(map[string]interface{})
exists := false
for j := range prevList {
p := prevList[j].(map[string]interface{})
if c["rest_api_id"].(string) == p["rest_api_id"].(string) && c["stage_name"].(string) == p["stage_name"].(string) {
exists = true
}
}
if !exists {
operations = append(operations, &apigateway.PatchOperation{
Op: aws.String("add"),
Path: aws.String("/stages"),
Value: aws.String(fmt.Sprintf("%s/%s", c["rest_api_id"].(string), c["stage_name"].(string))),
})
}
}
return operations
}
func expandCloudWachLogMetricTransformations(m map[string]interface{}) []*cloudwatchlogs.MetricTransformation {
transformation := cloudwatchlogs.MetricTransformation{
MetricName: aws.String(m["name"].(string)),
MetricNamespace: aws.String(m["namespace"].(string)),
MetricValue: aws.String(m["value"].(string)),
}
return []*cloudwatchlogs.MetricTransformation{&transformation}
}
func flattenCloudWachLogMetricTransformations(ts []*cloudwatchlogs.MetricTransformation) map[string]string {
m := make(map[string]string, 0)
m["name"] = *ts[0].MetricName
m["namespace"] = *ts[0].MetricNamespace
m["value"] = *ts[0].MetricValue
return m
}
func flattenBeanstalkAsg(list []*elasticbeanstalk.AutoScalingGroup) []string {
strs := make([]string, 0, len(list))
for _, r := range list {
if r.Name != nil {
strs = append(strs, *r.Name)
}
}
return strs
}
func flattenBeanstalkInstances(list []*elasticbeanstalk.Instance) []string {
strs := make([]string, 0, len(list))
for _, r := range list {
if r.Id != nil {
strs = append(strs, *r.Id)
}
}
return strs
}
func flattenBeanstalkLc(list []*elasticbeanstalk.LaunchConfiguration) []string {
strs := make([]string, 0, len(list))
for _, r := range list {
if r.Name != nil {
strs = append(strs, *r.Name)
}
}
return strs
}
func flattenBeanstalkElb(list []*elasticbeanstalk.LoadBalancer) []string {
strs := make([]string, 0, len(list))
for _, r := range list {
if r.Name != nil {
strs = append(strs, *r.Name)
}
}
return strs
}
func flattenBeanstalkSqs(list []*elasticbeanstalk.Queue) []string {
strs := make([]string, 0, len(list))
for _, r := range list {
if r.URL != nil {
strs = append(strs, *r.URL)
}
}
return strs
}
func flattenBeanstalkTrigger(list []*elasticbeanstalk.Trigger) []string {
strs := make([]string, 0, len(list))
for _, r := range list {
if r.Name != nil {
strs = append(strs, *r.Name)
}
}
return strs
}
// There are several parts of the AWS API that will sort lists of strings,
// causing diffs inbetweeen resources that use lists. This avoids a bit of
// code duplication for pre-sorts that can be used for things like hash
// functions, etc.
func sortInterfaceSlice(in []interface{}) []interface{} {
a := []string{}
b := []interface{}{}
for _, v := range in {
a = append(a, v.(string))
}
sort.Strings(a)
for _, v := range a {
b = append(b, v)
}
return b
}
func flattenApiGatewayThrottleSettings(settings *apigateway.ThrottleSettings) []map[string]interface{} {
result := make([]map[string]interface{}, 0, 1)
if settings != nil {
r := make(map[string]interface{})
if settings.BurstLimit != nil {
r["burst_limit"] = *settings.BurstLimit
}
if settings.RateLimit != nil {
r["rate_limit"] = *settings.RateLimit
}
result = append(result, r)
}
return result
}
// TODO: refactor some of these helper functions and types in the terraform/helper packages
// getStringPtr returns a *string version of the value taken from m, where m
// can be a map[string]interface{} or a *schema.ResourceData. If the key isn't
// present or is empty, getNilString returns nil.
func getStringPtr(m interface{}, key string) *string {
switch m := m.(type) {
case map[string]interface{}:
v := m[key]
if v == nil {
return nil
}
s := v.(string)
if s == "" {
return nil
}
return &s
case *schema.ResourceData:
if v, ok := m.GetOk(key); ok {
if v == nil || v.(string) == "" {
return nil
}
s := v.(string)
return &s
}
default:
panic("unknown type in getStringPtr")
}
return nil
}
// getStringPtrList returns a []*string version of the map value. If the key
// isn't present, getNilStringList returns nil.
func getStringPtrList(m map[string]interface{}, key string) []*string {
if v, ok := m[key]; ok {
var stringList []*string
for _, i := range v.([]interface{}) {
s := i.(string)
stringList = append(stringList, &s)
}
return stringList
}
return nil
}
// a convenience wrapper type for the schema.Set map[string]interface{}
// Set operations only alter the underlying map if the value is not nil
type setMap map[string]interface{}
// SetString sets m[key] = *value only if `value != nil`
func (s setMap) SetString(key string, value *string) {
if value == nil {
return
}
s[key] = *value
}
// SetStringMap sets key to value as a map[string]interface{}, stripping any nil
// values. The value parameter can be a map[string]interface{}, a
// map[string]*string, or a map[string]string.
func (s setMap) SetStringMap(key string, value interface{}) {
// because these methods are meant to be chained without intermediate
// checks for nil, we are likely to get interfaces with dynamic types but
// a nil value.
if reflect.ValueOf(value).IsNil() {
return
}
m := make(map[string]interface{})
switch value := value.(type) {
case map[string]string:
for k, v := range value {
m[k] = v
}
case map[string]*string:
for k, v := range value {
if v == nil {
continue
}
m[k] = *v
}
case map[string]interface{}:
for k, v := range value {
if v == nil {
continue
}
switch v := v.(type) {
case string:
m[k] = v
case *string:
if v != nil {
m[k] = *v
}
default:
panic(fmt.Sprintf("unknown type for SetString: %T", v))
}
}
}
// catch the case where the interface wasn't nil, but we had no non-nil values
if len(m) > 0 {
s[key] = m
}
}
// Set assigns value to s[key] if value isn't nil
func (s setMap) Set(key string, value interface{}) {
if reflect.ValueOf(value).IsNil() {
return
}
s[key] = value
}
// Map returns the raw map type for a shorter type conversion
func (s setMap) Map() map[string]interface{} {
return map[string]interface{}(s)
}
// MapList returns the map[string]interface{} as a single element in a slice to
// match the schema.Set data type used for structs.
func (s setMap) MapList() []map[string]interface{} {
return []map[string]interface{}{s.Map()}
}