【发布时间】：2020-01-14 04:20:02
【问题描述】：
我正在创建一个 AWS 状态机 - 我收到一个错误：
这里也是错误链接的站点：https://docs.aws.amazon.com/step-functions/latest/dg/concepts-amazon-states-language.html
我已经梳理了我的状态机代码几个小时，但我无法弄清楚它有什么问题。以前，当我遇到错误时，它们会出现在 GUI 中 - 但为此，它只是说有一个错误，没有指示错误来自哪里。
这是我的状态机可视化：
这是我的状态机的代码：
{
"StartAt":"Pass",
"States":{
"Pass":{
"Type":"Pass",
"Next":"Transform 1"
},
"Send Notification 1":{
"Type":"Task",
"Resource":"arn:aws:states:::lambda:invoke",
"Parameters":{
"FunctionName":"arn:aws:lambda:us-east-1:432700302163:function:CheckInterviewStatus:$LATEST",
"Payload":{
"Input.$":"$"
}
},
"Catch":[
{
"ErrorEquals":[
"States.ALL"
],
"Next":"CatchAllFallback"
}
],
"Next":"Interview Completed 1"
},
"Send Notification 2":{
"Type":"Task",
"Resource":"arn:aws:states:::lambda:invoke",
"Parameters":{
"FunctionName":"arn:aws:lambda:us-east-1:432700302163:function:CheckInterviewStatus:$LATEST",
"Payload":{
"Input.$":"$.Payload"
}
},
"Catch":[
{
"ErrorEquals":[
"States.ALL"
],
"Next":"CatchAllFallback"
}
],
"Next":"Interview Completed 2"
},
"CatchAllFallback":{
"Type":"Pass",
"Result":"This is a fallback from any error code",
"End":false
},
"Send Notification 3":{
"Type":"Task",
"Resource":"arn:aws:states:::lambda:invoke",
"Parameters":{
"FunctionName":"arn:aws:lambda:us-east-1:432700302163:function:CheckInterviewStatus:$LATEST",
"Payload":{
"Input.$":"$.Payload"
}
},
"Catch":[
{
"ErrorEquals":[
"States.ALL"
],
"Next":"CatchAllFallback"
}
],
"Next":"Interview Completed 3"
},
"CatchAllFallback":{
"Type":"Pass",
"Result":"This is a fallback from any error code",
"End":false
},
"Send Notification 4":{
"Type":"Task",
"Resource":"arn:aws:states:::lambda:invoke",
"Parameters":{
"FunctionName":"arn:aws:lambda:us-east-1:432700302163:function:CheckInterviewStatus:$LATEST",
"Payload":{
"Input.$":"$.Payload"
}
},
"Catch":[
{
"ErrorEquals":[
"States.ALL"
],
"Next":"CatchAllFallback"
}
],
"Next":"Interview Completed 4"
},
"CatchAllFallback":{
"Type":"Pass",
"Result":"This is a fallback from any error code",
"End":false
},
"CatchAllFallback":{
"Type":"Pass",
"Result":"This is a fallback from any error code",
"End":false
},
"Interview Completed 1":{
"Type":"Choice",
"Choices":[
{
"Variable":"$.Payload.completed",
"BooleanEquals":true,
"Next":"Yes 1"
},
{
"Variable":"$.Payload.completed",
"BooleanEquals":false,
"Next":"No 1"
}
],
"Default":"No 1"
},
"No 1":{
"Type":"Pass",
"Next":"Wait 1"
},
"Yes 1":{
"Type":"Pass",
"End":true
},
"Interview Completed 2":{
"Type":"Choice",
"Choices":[
{
"Variable":"$.Payload.completed",
"BooleanEquals":true,
"Next":"Yes 2"
},
{
"Variable":"$.Payload.completed",
"BooleanEquals":false,
"Next":"No 2"
}
],
"Default":"No 2"
},
"No 2":{
"Type":"Pass",
"Next":"Wait 2"
},
"Yes 2":{
"Type":"Pass",
"End":true
},
"Interview Completed 3":{
"Type":"Choice",
"Choices":[
{
"Variable":"$.Payload.completed",
"BooleanEquals":true,
"Next":"Yes 3"
},
{
"Variable":"$.Payload.completed",
"BooleanEquals":false,
"Next":"No 3"
}
],
"Default":"No 3"
},
"No 3":{
"Type":"Pass",
"Next":"Wait 3"
},
"Yes 3":{
"Type":"Pass",
"End":true
},
"Interview Completed 4":{
"Type":"Choice",
"Choices":[
{
"Variable":"$.Payload.completed",
"BooleanEquals":true,
"Next":"Yes 4"
},
{
"Variable":"$.Payload.completed",
"BooleanEquals":false,
"Next":"No 4"
}
],
"Default":"No 4"
},
"No 4":{
"Type":"Pass",
"End":true
},
"Yes 4":{
"Type":"Pass",
"End":true
},
"Transform 1":{
"Type":"Pass",
"Result":0,
"Next":"Send Notification 1"
},
"Transform 2":{
"Type":"Pass",
"Result":2,
"Next":"Send Notification 2"
},
"Transform 3":{
"Type":"Pass",
"Result":2,
"Next":"Send Notification 3"
},
"Transform 4":{
"Type":"Pass",
"Result":1,
"Next":"Send Notification 4"
},
"Wait 1":{
"Type":"Wait",
"Seconds":1,
"Next":"Transform 2"
},
"Wait 2":{
"Type":"Wait",
"Seconds":1,
"Next":"Transform 3"
},
"Wait 3":{
"Type":"Wait",
"Seconds":1,
"Next":"Transform 4"
}
}
}
指向正确方向的指针会非常有帮助。
【问题讨论】：
标签： amazon-web-services state-machine aws-step-functions