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// Code generated by smithy-go-codegen DO NOT EDIT.
package elasticache
import (
"context"
awsmiddleware "github.com/aws/aws-sdk-go-v2/aws/middleware"
"github.com/aws/aws-sdk-go-v2/aws/signer/v4"
"github.com/aws/aws-sdk-go-v2/service/elasticache/types"
"github.com/aws/smithy-go/middleware"
smithyhttp "github.com/aws/smithy-go/transport/http"
)
// Modifies a replication group's shards (node groups) by allowing you to add
// shards, remove shards, or rebalance the keyspaces among existing shards.
func (c *Client) ModifyReplicationGroupShardConfiguration(ctx context.Context, params *ModifyReplicationGroupShardConfigurationInput, optFns ...func(*Options)) (*ModifyReplicationGroupShardConfigurationOutput, error) {
if params == nil {
params = &ModifyReplicationGroupShardConfigurationInput{}
}
result, metadata, err := c.invokeOperation(ctx, "ModifyReplicationGroupShardConfiguration", params, optFns, c.addOperationModifyReplicationGroupShardConfigurationMiddlewares)
if err != nil {
return nil, err
}
out := result.(*ModifyReplicationGroupShardConfigurationOutput)
out.ResultMetadata = metadata
return out, nil
}
// Represents the input for a ModifyReplicationGroupShardConfiguration operation.
type ModifyReplicationGroupShardConfigurationInput struct {
// Indicates that the shard reconfiguration process begins immediately. At present,
// the only permitted value for this parameter is true. Value: true
//
// This member is required.
ApplyImmediately bool
// The number of node groups (shards) that results from the modification of the
// shard configuration.
//
// This member is required.
NodeGroupCount int32
// The name of the Redis (cluster mode enabled) cluster (replication group) on
// which the shards are to be configured.
//
// This member is required.
ReplicationGroupId *string
// If the value of NodeGroupCount is less than the current number of node groups
// (shards), then either NodeGroupsToRemove or NodeGroupsToRetain is required.
// NodeGroupsToRemove is a list of NodeGroupIds to remove from the cluster.
// ElastiCache for Redis will attempt to remove all node groups listed by
// NodeGroupsToRemove from the cluster.
NodeGroupsToRemove []string
// If the value of NodeGroupCount is less than the current number of node groups
// (shards), then either NodeGroupsToRemove or NodeGroupsToRetain is required.
// NodeGroupsToRetain is a list of NodeGroupIds to retain in the cluster.
// ElastiCache for Redis will attempt to remove all node groups except those listed
// by NodeGroupsToRetain from the cluster.
NodeGroupsToRetain []string
// Specifies the preferred availability zones for each node group in the cluster.
// If the value of NodeGroupCount is greater than the current number of node groups
// (shards), you can use this parameter to specify the preferred availability zones
// of the cluster's shards. If you omit this parameter ElastiCache selects
// availability zones for you. You can specify this parameter only if the value of
// NodeGroupCount is greater than the current number of node groups (shards).
ReshardingConfiguration []types.ReshardingConfiguration
noSmithyDocumentSerde
}
type ModifyReplicationGroupShardConfigurationOutput struct {
// Contains all of the attributes of a specific Redis replication group.
ReplicationGroup *types.ReplicationGroup
// Metadata pertaining to the operation's result.
ResultMetadata middleware.Metadata
noSmithyDocumentSerde
}
func (c *Client) addOperationModifyReplicationGroupShardConfigurationMiddlewares(stack *middleware.Stack, options Options) (err error) {
err = stack.Serialize.Add(&awsAwsquery_serializeOpModifyReplicationGroupShardConfiguration{}, middleware.After)
if err != nil {
return err
}
err = stack.Deserialize.Add(&awsAwsquery_deserializeOpModifyReplicationGroupShardConfiguration{}, middleware.After)
if err != nil {
return err
}
if err = addSetLoggerMiddleware(stack, options); err != nil {
return err
}
if err = awsmiddleware.AddClientRequestIDMiddleware(stack); err != nil {
return err
}
if err = smithyhttp.AddComputeContentLengthMiddleware(stack); err != nil {
return err
}
if err = addResolveEndpointMiddleware(stack, options); err != nil {
return err
}
if err = v4.AddComputePayloadSHA256Middleware(stack); err != nil {
return err
}
if err = addRetryMiddlewares(stack, options); err != nil {
return err
}
if err = addHTTPSignerV4Middleware(stack, options); err != nil {
return err
}
if err = awsmiddleware.AddRawResponseToMetadata(stack); err != nil {
return err
}
if err = awsmiddleware.AddRecordResponseTiming(stack); err != nil {
return err
}
if err = addClientUserAgent(stack); err != nil {
return err
}
if err = smithyhttp.AddErrorCloseResponseBodyMiddleware(stack); err != nil {
return err
}
if err = smithyhttp.AddCloseResponseBodyMiddleware(stack); err != nil {
return err
}
if err = addOpModifyReplicationGroupShardConfigurationValidationMiddleware(stack); err != nil {
return err
}
if err = stack.Initialize.Add(newServiceMetadataMiddleware_opModifyReplicationGroupShardConfiguration(options.Region), middleware.Before); err != nil {
return err
}
if err = addRequestIDRetrieverMiddleware(stack); err != nil {
return err
}
if err = addResponseErrorMiddleware(stack); err != nil {
return err
}
if err = addRequestResponseLogging(stack, options); err != nil {
return err
}
return nil
}
func newServiceMetadataMiddleware_opModifyReplicationGroupShardConfiguration(region string) *awsmiddleware.RegisterServiceMetadata {
return &awsmiddleware.RegisterServiceMetadata{
Region: region,
ServiceID: ServiceID,
SigningName: "elasticache",
OperationName: "ModifyReplicationGroupShardConfiguration",
}
}
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