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// Code generated by smithy-go-codegen DO NOT EDIT.
package lambda
import (
"context"
"fmt"
awsmiddleware "github.com/aws/aws-sdk-go-v2/aws/middleware"
"github.com/aws/smithy-go/middleware"
smithyhttp "github.com/aws/smithy-go/transport/http"
)
// Sets the maximum number of simultaneous executions for a function, and reserves
// capacity for that concurrency level.
//
// Concurrency settings apply to the function as a whole, including all published
// versions and the unpublished version. Reserving concurrency both ensures that
// your function has capacity to process the specified number of events
// simultaneously, and prevents it from scaling beyond that level. Use GetFunctionto see the
// current setting for a function.
//
// Use GetAccountSettings to see your Regional concurrency limit. You can reserve concurrency for as
// many functions as you like, as long as you leave at least 100 simultaneous
// executions unreserved for functions that aren't configured with a per-function
// limit. For more information, see [Lambda function scaling].
//
// [Lambda function scaling]: https://docs.aws.amazon.com/lambda/latest/dg/invocation-scaling.html
func (c *Client) PutFunctionConcurrency(ctx context.Context, params *PutFunctionConcurrencyInput, optFns ...func(*Options)) (*PutFunctionConcurrencyOutput, error) {
if params == nil {
params = &PutFunctionConcurrencyInput{}
}
result, metadata, err := c.invokeOperation(ctx, "PutFunctionConcurrency", params, optFns, c.addOperationPutFunctionConcurrencyMiddlewares)
if err != nil {
return nil, err
}
out := result.(*PutFunctionConcurrencyOutput)
out.ResultMetadata = metadata
return out, nil
}
type PutFunctionConcurrencyInput struct {
// The name or ARN of the Lambda function.
//
// Name formats
//
// - Function name – my-function .
//
// - Function ARN – arn:aws:lambda:us-west-2:123456789012:function:my-function .
//
// - Partial ARN – 123456789012:function:my-function .
//
// The length constraint applies only to the full ARN. If you specify only the
// function name, it is limited to 64 characters in length.
//
// This member is required.
FunctionName *string
// The number of simultaneous executions to reserve for the function.
//
// This member is required.
ReservedConcurrentExecutions *int32
noSmithyDocumentSerde
}
type PutFunctionConcurrencyOutput struct {
// The number of concurrent executions that are reserved for this function. For
// more information, see [Managing Lambda reserved concurrency].
//
// [Managing Lambda reserved concurrency]: https://docs.aws.amazon.com/lambda/latest/dg/configuration-concurrency.html
ReservedConcurrentExecutions *int32
// Metadata pertaining to the operation's result.
ResultMetadata middleware.Metadata
noSmithyDocumentSerde
}
func (c *Client) addOperationPutFunctionConcurrencyMiddlewares(stack *middleware.Stack, options Options) (err error) {
if err := stack.Serialize.Add(&setOperationInputMiddleware{}, middleware.After); err != nil {
return err
}
err = stack.Serialize.Add(&awsRestjson1_serializeOpPutFunctionConcurrency{}, middleware.After)
if err != nil {
return err
}
err = stack.Deserialize.Add(&awsRestjson1_deserializeOpPutFunctionConcurrency{}, middleware.After)
if err != nil {
return err
}
if err := addProtocolFinalizerMiddlewares(stack, options, "PutFunctionConcurrency"); err != nil {
return fmt.Errorf("add protocol finalizers: %v", err)
}
if err = addlegacyEndpointContextSetter(stack, options); err != nil {
return err
}
if err = addSetLoggerMiddleware(stack, options); err != nil {
return err
}
if err = addClientRequestID(stack); err != nil {
return err
}
if err = addComputeContentLength(stack); err != nil {
return err
}
if err = addResolveEndpointMiddleware(stack, options); err != nil {
return err
}
if err = addComputePayloadSHA256(stack); err != nil {
return err
}
if err = addRetry(stack, options); err != nil {
return err
}
if err = addRawResponseToMetadata(stack); err != nil {
return err
}
if err = addRecordResponseTiming(stack); err != nil {
return err
}
if err = addClientUserAgent(stack, options); err != nil {
return err
}
if err = smithyhttp.AddErrorCloseResponseBodyMiddleware(stack); err != nil {
return err
}
if err = smithyhttp.AddCloseResponseBodyMiddleware(stack); err != nil {
return err
}
if err = addSetLegacyContextSigningOptionsMiddleware(stack); err != nil {
return err
}
if err = addTimeOffsetBuild(stack, c); err != nil {
return err
}
if err = addUserAgentRetryMode(stack, options); err != nil {
return err
}
if err = addOpPutFunctionConcurrencyValidationMiddleware(stack); err != nil {
return err
}
if err = stack.Initialize.Add(newServiceMetadataMiddleware_opPutFunctionConcurrency(options.Region), middleware.Before); err != nil {
return err
}
if err = addRecursionDetection(stack); 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
}
if err = addDisableHTTPSMiddleware(stack, options); err != nil {
return err
}
return nil
}
func newServiceMetadataMiddleware_opPutFunctionConcurrency(region string) *awsmiddleware.RegisterServiceMetadata {
return &awsmiddleware.RegisterServiceMetadata{
Region: region,
ServiceID: ServiceID,
OperationName: "PutFunctionConcurrency",
}
}
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