{
"Comment": "SaaS tenant subscription onboarding workflow",
"StartAt": "ValidateSubscription",
"States": {
"ValidateSubscription": {
"Type": "Task",
"Resource": "arn:aws:states:::lambda:invoke",
"Parameters": {
"FunctionName": "${ValidateSubscriptionFunctionArn}",
"Payload.$": "$"
},
"ResultPath": "$.validation",
"Retry": [
{
"ErrorEquals": [
"Lambda.ServiceException",
"Lambda.AWSLambdaException",
"Lambda.SdkClientException"
],
"IntervalSeconds": 2,
"MaxAttempts": 3,
"BackoffRate": 2
}
],
"Catch": [
{
"ErrorEquals": [
"States.ALL"
],
"ResultPath": "$.error",
"Next": "ValidationFailed"
}
],
"Next": "IsValidSubscription"
},
"IsValidSubscription": {
"Type": "Choice",
"Choices": [
{
"Variable": "$.validation.Payload.isValid",
"BooleanEquals": true,
"Next": "CreateTenantAccount"
}
],
"Default": "ValidationFailed"
},
"ValidationFailed": {
"Type": "Fail",
"Error": "InvalidSubscription",
"Cause": "Subscription request failed validation"
},
"CreateTenantAccount": {
"Type": "Task",
"Resource": "arn:aws:states:::lambda:invoke",
"Parameters": {
"FunctionName": "${CreateAccountFunctionArn}",
"Payload.$": "$"
},
"ResultPath": "$.account",
"Retry": [
{
"ErrorEquals": [
"States.ALL"
],
"IntervalSeconds": 2,
"MaxAttempts": 2,
"BackoffRate": 2
}
],
"Catch": [
{
"ErrorEquals": [
"States.ALL"
],
"ResultPath": "$.error",
"Next": "OnboardingFailed"
}
],
"Next": "SetupBilling"
},
"SetupBilling": {
"Type": "Task",
"Resource": "arn:aws:states:::lambda:invoke",
"Parameters": {
"FunctionName": "${SetupBillingFunctionArn}",
"Payload.$": "$"
},
"ResultPath": "$.billing",
"Retry": [
{
"ErrorEquals": [
"States.ALL"
],
"IntervalSeconds": 3,
"MaxAttempts": 2,
"BackoffRate": 2
}
],
"Catch": [
{
"ErrorEquals": [
"States.ALL"
],
"ResultPath": "$.error",
"Next": "OnboardingFailed"
}
],
"Next": "ProvisionResources"
},
"ProvisionResources": {
"Type": "Task",
"Resource": "arn:aws:states:::lambda:invoke",
"Parameters": {
"FunctionName": "${ProvisionResourcesFunctionArn}",
"Payload.$": "$"
},
"ResultPath": "$.resources",
"Retry": [
{
"ErrorEquals": [
"States.ALL"
],
"IntervalSeconds": 5,
"MaxAttempts": 2,
"BackoffRate": 2
}
],
"Catch": [
{
"ErrorEquals": [
"States.ALL"
],
"ResultPath": "$.error",
"Next": "OnboardingFailed"
}
],
"Next": "ActivateSubscription"
},
"ActivateSubscription": {
"Type": "Task",
"Resource": "arn:aws:states:::lambda:invoke",
"Parameters": {
"FunctionName": "${ActivateSubscriptionFunctionArn}",
"Payload.$": "$"
},
"ResultPath": "$.activation",
"Retry": [
{
"ErrorEquals": [
"States.ALL"
],
"IntervalSeconds": 2,
"MaxAttempts": 2,
"BackoffRate": 2
}
],
"Catch": [
{
"ErrorEquals": [
"States.ALL"
],
"ResultPath": "$.error",
"Next": "OnboardingFailed"
}
],
"Next": "SendWelcomeNotification"
},
"SendWelcomeNotification": {
"Type": "Task",
"Resource": "arn:aws:states:::sqs:sendMessage",
"Parameters": {
"QueueUrl": "https://sqs.us-east-1.amazonaws.com/123456789012/subscription-events",
"MessageBody": {
"event": "SUBSCRIPTION_ACTIVATED",
"subscriptionId.$": "$.subscriptionId",
"tenantId.$": "$.tenantId",
"plan.$": "$.plan",
"activatedAt.$": "$.activation.Payload.activatedAt"
}
},
"ResultPath": "$.notification",
"Catch": [
{
"ErrorEquals": [
"States.ALL"
],
"ResultPath": "$.notificationError",
"Next": "SubscriptionActivated"
}
],
"Next": "SubscriptionActivated"
},
"SubscriptionActivated": {
"Type": "Succeed"
},
"OnboardingFailed": {
"Type": "Fail",
"Error": "OnboardingError",
"Cause": "Subscription onboarding failed during provisioning"
}
}
}Expand
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SaaS teams can use patterns like this to build reliable, compliant, and scalable automation for payment systems and can test and refine these flows locally with Thrubit to reduce cloud cost and speed up iteration.