func (infra *Infrastructure) removeSQSQueue() {
svc := sqs.New(session.New(), infra.config)
svc.DeleteQueue(&sqs.DeleteQueueInput{
QueueUrl: aws.String(infra.queueURL),
})
}
func (infra *Infrastructure) createIAMLambdaRolePolicy(roleName string) error {
svc := iam.New(session.New(), infra.config)
_, err := svc.PutRolePolicy(&iam.PutRolePolicyInput{
PolicyDocument: aws.String(`{
"Version": "2012-10-17",
"Statement": [
{
"Action": [
"sqs:SendMessage"
],
"Effect": "Allow",
"Resource": "arn:aws:sqs:*:*:goad-*"
},
{
"Action": [
"logs:CreateLogGroup",
"logs:CreateLogStream",
"logs:PutLogEvents"
],
"Effect": "Allow",
"Resource": "arn:aws:logs:*:*:*"
}
]
}`),
PolicyName: aws.String("goad-lambda-role-policy"),
RoleName: aws.String(roleName),
})
return err
}
func (t *Test) invokeLambda(awsConfig *aws.Config, cmd string) {
svc := lambda.New(session.New(), awsConfig)
svc.InvokeAsync(&lambda.InvokeAsyncInput{
FunctionName: aws.String("goad"),
InvokeArgs: strings.NewReader(`{"cmd":"` + cmd + `"}`),
})
}
func (infra *Infrastructure) createSQSQueue() (url string, err error) {
svc := sqs.New(session.New(), infra.config)
resp, err := svc.CreateQueue(&sqs.CreateQueueInput{
QueueName: aws.String("goad-" + uuid.NewV4().String()),
})
if err != nil {
return "", err
}
return *resp.QueueUrl, nil
}
func (infra *Infrastructure) createLambdaFunction(roleArn string, payload []byte) error {
svc := lambda.New(session.New(), infra.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"),
Description: aws.String("Description"),
MemorySize: aws.Int64(128),
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(roleArn, payload)
}
}
return err
}
}
}
}
return nil
}
func (infra *Infrastructure) createIAMLambdaRole(roleName string) (arn string, err error) {
svc := iam.New(session.New(), infra.config)
resp, err := svc.GetRole(&iam.GetRoleInput{
RoleName: aws.String(roleName),
})
if err != nil {
if awsErr, ok := err.(awserr.Error); ok {
if awsErr.Code() == "NoSuchEntity" {
resp, err := svc.CreateRole(&iam.CreateRoleInput{
AssumeRolePolicyDocument: aws.String(`{
"Version": "2012-10-17",
"Statement": {
"Effect": "Allow",
"Principal": {"Service": "lambda.amazonaws.com"},
"Action": "sts:AssumeRole"
}
}`),
RoleName: aws.String(roleName),
Path: aws.String("/"),
})
if err != nil {
return "", err
}
if err := infra.createIAMLambdaRolePolicy(*resp.Role.RoleName); err != nil {
return "", err
}
return *resp.Role.Arn, nil
}
} else {
return "", err
}
}
return *resp.Role.Arn, nil
}
func getClient(awsConfig *aws.Config) *sqs.SQS {
client := sqs.New(session.New(), awsConfig)
return client
}
