func ExampleLambda_CreateFunction() {
svc := lambda.New(session.New())
params := &lambda.CreateFunctionInput{
Code: &lambda.FunctionCode{ // Required
S3Bucket: aws.String("S3Bucket"),
S3Key: aws.String("S3Key"),
S3ObjectVersion: aws.String("S3ObjectVersion"),
ZipFile: []byte("PAYLOAD"),
},
FunctionName: aws.String("FunctionName"), // Required
Handler: aws.String("Handler"), // Required
Role: aws.String("RoleArn"), // Required
Runtime: aws.String("Runtime"), // Required
Description: aws.String("Description"),
MemorySize: aws.Int64(1),
Publish: aws.Bool(true),
Timeout: aws.Int64(1),
}
resp, err := svc.CreateFunction(params)
if err != nil {
// Print the error, cast err to awserr.Error to get the Code and
// Message from an error.
fmt.Println(err.Error())
return
}
// Pretty-print the response data.
fmt.Println(resp)
}
func (t *Test) invokeLambda(awsConfig *aws.Config, args invokeArgs) {
svc := lambda.New(session.New(), awsConfig)
j, _ := json.Marshal(args)
svc.InvokeAsync(&lambda.InvokeAsyncInput{
FunctionName: aws.String("goad"),
InvokeArgs: bytes.NewReader(j),
})
}
func ExampleLambda_GetEventSourceMapping() {
svc := lambda.New(session.New())
params := &lambda.GetEventSourceMappingInput{
UUID: aws.String("String"), // Required
}
resp, err := svc.GetEventSourceMapping(params)
if err != nil {
// Print the error, cast err to awserr.Error to get the Code and
// Message from an error.
fmt.Println(err.Error())
return
}
// Pretty-print the response data.
fmt.Println(resp)
}
func ExampleLambda_ListFunctions() {
svc := lambda.New(session.New())
params := &lambda.ListFunctionsInput{
Marker: aws.String("String"),
MaxItems: aws.Int64(1),
}
resp, err := svc.ListFunctions(params)
if err != nil {
// Print the error, cast err to awserr.Error to get the Code and
// Message from an error.
fmt.Println(err.Error())
return
}
// Pretty-print the response data.
fmt.Println(resp)
}
func ExampleLambda_InvokeAsync() {
svc := lambda.New(session.New())
params := &lambda.InvokeAsyncInput{
FunctionName: aws.String("FunctionName"), // Required
InvokeArgs: bytes.NewReader([]byte("PAYLOAD")), // Required
}
resp, err := svc.InvokeAsync(params)
if err != nil {
// Print the error, cast err to awserr.Error to get the Code and
// Message from an error.
fmt.Println(err.Error())
return
}
// Pretty-print the response data.
fmt.Println(resp)
}
func ExampleLambda_GetPolicy() {
svc := lambda.New(session.New())
params := &lambda.GetPolicyInput{
FunctionName: aws.String("FunctionName"), // Required
Qualifier: aws.String("Qualifier"),
}
resp, err := svc.GetPolicy(params)
if err != nil {
// Print the error, cast err to awserr.Error to get the Code and
// Message from an error.
fmt.Println(err.Error())
return
}
// Pretty-print the response data.
fmt.Println(resp)
}
func ExampleLambda_DeleteAlias() {
svc := lambda.New(session.New())
params := &lambda.DeleteAliasInput{
FunctionName: aws.String("FunctionName"), // Required
Name: aws.String("Alias"), // Required
}
resp, err := svc.DeleteAlias(params)
if err != nil {
// Print the error, cast err to awserr.Error to get the Code and
// Message from an error.
fmt.Println(err.Error())
return
}
// Pretty-print the response data.
fmt.Println(resp)
}
func ExampleLambda_PublishVersion() {
svc := lambda.New(session.New())
params := &lambda.PublishVersionInput{
FunctionName: aws.String("FunctionName"), // Required
CodeSha256: aws.String("String"),
Description: aws.String("Description"),
}
resp, err := svc.PublishVersion(params)
if err != nil {
// Print the error, cast err to awserr.Error to get the Code and
// Message from an error.
fmt.Println(err.Error())
return
}
// Pretty-print the response data.
fmt.Println(resp)
}
func (infra *Infrastructure) createLambdaFunction(region, roleArn string, payload []byte) error {
config := aws.NewConfig().WithRegion(region)
svc := lambda.New(session.New(), config)
_, err := svc.GetFunction(&lambda.GetFunctionInput{
FunctionName: aws.String("goad"),
})
if err != nil {
if awsErr, ok := err.(awserr.Error); ok {
if awsErr.Code() == "ResourceNotFoundException" {
_, err := svc.CreateFunction(&lambda.CreateFunctionInput{
Code: &lambda.FunctionCode{
ZipFile: payload,
},
FunctionName: aws.String("goad"),
Handler: aws.String("index.handler"),
Role: aws.String(roleArn),
Runtime: aws.String("nodejs"),
MemorySize: aws.Int64(1536),
Publish: aws.Bool(true),
Timeout: aws.Int64(300),
})
if err != nil {
if awsErr, ok := err.(awserr.Error); ok {
// Calling this function too soon after creating the role might
// fail, so we should retry after a little while.
// TODO: limit the number of retries.
if awsErr.Code() == "InvalidParameterValueException" {
time.Sleep(time.Second)
return infra.createLambdaFunction(region, roleArn, payload)
}
}
return err
}
}
}
}
return nil
}
func ExampleLambda_UpdateEventSourceMapping() {
svc := lambda.New(session.New())
params := &lambda.UpdateEventSourceMappingInput{
UUID: aws.String("String"), // Required
BatchSize: aws.Int64(1),
Enabled: aws.Bool(true),
FunctionName: aws.String("FunctionName"),
}
resp, err := svc.UpdateEventSourceMapping(params)
if err != nil {
// Print the error, cast err to awserr.Error to get the Code and
// Message from an error.
fmt.Println(err.Error())
return
}
// Pretty-print the response data.
fmt.Println(resp)
}
func ExampleLambda_UpdateFunctionConfiguration() {
svc := lambda.New(session.New())
params := &lambda.UpdateFunctionConfigurationInput{
FunctionName: aws.String("FunctionName"), // Required
Description: aws.String("Description"),
Handler: aws.String("Handler"),
MemorySize: aws.Int64(1),
Role: aws.String("RoleArn"),
Timeout: aws.Int64(1),
}
resp, err := svc.UpdateFunctionConfiguration(params)
if err != nil {
// Print the error, cast err to awserr.Error to get the Code and
// Message from an error.
fmt.Println(err.Error())
return
}
// Pretty-print the response data.
fmt.Println(resp)
}
func ExampleLambda_UpdateFunctionCode() {
svc := lambda.New(session.New())
params := &lambda.UpdateFunctionCodeInput{
FunctionName: aws.String("FunctionName"), // Required
Publish: aws.Bool(true),
S3Bucket: aws.String("S3Bucket"),
S3Key: aws.String("S3Key"),
S3ObjectVersion: aws.String("S3ObjectVersion"),
ZipFile: []byte("PAYLOAD"),
}
resp, err := svc.UpdateFunctionCode(params)
if err != nil {
// Print the error, cast err to awserr.Error to get the Code and
// Message from an error.
fmt.Println(err.Error())
return
}
// Pretty-print the response data.
fmt.Println(resp)
}
func ExampleLambda_Invoke() {
svc := lambda.New(session.New())
params := &lambda.InvokeInput{
FunctionName: aws.String("FunctionName"), // Required
ClientContext: aws.String("String"),
InvocationType: aws.String("InvocationType"),
LogType: aws.String("LogType"),
Payload: []byte("PAYLOAD"),
Qualifier: aws.String("Qualifier"),
}
resp, err := svc.Invoke(params)
if err != nil {
// Print the error, cast err to awserr.Error to get the Code and
// Message from an error.
fmt.Println(err.Error())
return
}
// Pretty-print the response data.
fmt.Println(resp)
}
func ExampleLambda_AddPermission() {
svc := lambda.New(session.New())
params := &lambda.AddPermissionInput{
Action: aws.String("Action"), // Required
FunctionName: aws.String("FunctionName"), // Required
Principal: aws.String("Principal"), // Required
StatementId: aws.String("StatementId"), // Required
Qualifier: aws.String("Qualifier"),
SourceAccount: aws.String("SourceOwner"),
SourceArn: aws.String("Arn"),
}
resp, err := svc.AddPermission(params)
if err != nil {
// Print the error, cast err to awserr.Error to get the Code and
// Message from an error.
fmt.Println(err.Error())
return
}
// Pretty-print the response data.
fmt.Println(resp)
}