我无法在小部件中引用服务名称。
使用给定的代码出现以下错误: 仪表板正文无效,有 1 个验证错误:[ { "dataPath": "/widgets/0/properties/metrics/0", "message": "Should NOT have more than 3 items"} ] (服务:AmazonCloudWatch ;状态代码:400;错误代码:InvalidParameterInput
"CloudwatchDashboard": {
"Type": "AWS::CloudWatch::Dashboard",
"Properties": {
"{ \"widgets\":
[{ \"type\":\"metric\",
\"x\":0,
\"y\":0,
\"width\":12,
\"height\":6,
\"properties\":
{ \"metrics\":
[[ \"AWS/ECS\", \"CPUUtilization\", \"ServiceName\",
{ \"Fn::Sub\": [ \"${Service}\", { \"Service\": {\"Ref\" : \"AWS::StackName\" }} ]}]],
\"region\": \"us-east-1\",
\"stat\":\"Average\",
\"period\": 300,
\"view\": \"timeSeries\",
\"title\":\"CPUUtilization\",
\"stacked\": false } }]}"
}
}
最佳答案
仪表板主体是一个字符串,因此将 Sub
语法放入该字符串中会使其成为仪表板定义的一部分,从而使其无效。
我建议切换到 yaml 语法。这将使您的仪表板定义更加清晰,您可以像这样使用 Sub
:
ExampleDashboard:
Type: AWS::CloudWatch::Dashboard
Properties:
DashboardName: 'SomeDashboard'
DashboardBody: !Sub |
{
"widgets": [
{
"type": "metric",
"x": 0,
"y": 0,
"width": 12,
"height": 6,
"properties": {
"metrics": [
[ "AWS/ECS", "CPUUtilization", "ServiceName", "${AWS::StackName}"]
],
"region": "us-east-1",
"stat": "Average",
"period": 300,
"view": "timeSeries",
"title": "CPUUtilization",
"stacked": false
}
}
]
}
这是 json 中的相同内容:
"ExampleDashboard": {
"Type": "AWS::CloudWatch::Dashboard",
"Properties": {
"DashboardName": "SomeDashboard",
"DashboardBody": {
"Fn::Sub": "{\n \"widgets\": [\n {\n \"type\": \"metric\",\n \"x\": 0,\n \"y\": 0,\n \"width\": 12,\n \"height\": 6,\n \"properties\": {\n \"metrics\": [\n [ \"AWS/ECS\", \"CPUUtilization\", \"ServiceName\", \"${AWS::StackName}\"]\n ],\n \"region\": \"us-east-1\",\n \"stat\": \"Average\",\n \"period\": 300,\n \"view\": \"timeSeries\",\n \"title\": \"CPUUtilization\",\n \"stacked\": false\n }\n }\n ]\n}\n"
}
}
}
关于json - 设置 CloudWatch 仪表板的小部件。收到错误 "The dashboard body is invalid, there are 1 validation errors",我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/56616110/