Struct aws_sdk_cloudwatch::client::Client

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pub struct Client { /* private fields */ }
Expand description

Client for Amazon CloudWatch

Client for invoking operations on Amazon CloudWatch. Each operation on Amazon CloudWatch is a method on this this struct. .send() MUST be invoked on the generated operations to dispatch the request to the service.

§Constructing a Client

A Config is required to construct a client. For most use cases, the aws-config crate should be used to automatically resolve this config using aws_config::load_from_env(), since this will resolve an SdkConfig which can be shared across multiple different AWS SDK clients. This config resolution process can be customized by calling aws_config::from_env() instead, which returns a ConfigLoader that uses the builder pattern to customize the default config.

In the simplest case, creating a client looks as follows:

let config = aws_config::load_from_env().await;
let client = aws_sdk_cloudwatch::Client::new(&config);

Occasionally, SDKs may have additional service-specific values that can be set on the Config that is absent from SdkConfig, or slightly different settings for a specific client may be desired. The Config struct implements From<&SdkConfig>, so setting these specific settings can be done as follows:

let sdk_config = ::aws_config::load_from_env().await;
let config = aws_sdk_cloudwatch::config::Builder::from(&sdk_config)
    .some_service_specific_setting("value")
    .build();

See the aws-config docs and Config for more information on customizing configuration.

Note: Client construction is expensive due to connection thread pool initialization, and should be done once at application start-up.

§Using the Client

A client has a function for every operation that can be performed by the service. For example, the DeleteAnomalyDetector operation has a Client::delete_anomaly_detector, function which returns a builder for that operation. The fluent builder ultimately has a send() function that returns an async future that returns a result, as illustrated below:

let result = client.delete_anomaly_detector()
    .namespace("example")
    .send()
    .await;

The underlying HTTP requests that get made by this can be modified with the customize_operation function on the fluent builder. See the customize module for more information.

Implementations§

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impl Client

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pub fn delete_alarms(&self) -> DeleteAlarmsFluentBuilder

Constructs a fluent builder for the DeleteAlarms operation.

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impl Client

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pub fn delete_anomaly_detector(&self) -> DeleteAnomalyDetectorFluentBuilder

Constructs a fluent builder for the DeleteAnomalyDetector operation.

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impl Client

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pub fn delete_dashboards(&self) -> DeleteDashboardsFluentBuilder

Constructs a fluent builder for the DeleteDashboards operation.

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impl Client

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pub fn delete_insight_rules(&self) -> DeleteInsightRulesFluentBuilder

Constructs a fluent builder for the DeleteInsightRules operation.

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impl Client

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pub fn delete_metric_stream(&self) -> DeleteMetricStreamFluentBuilder

Constructs a fluent builder for the DeleteMetricStream operation.

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impl Client

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pub fn describe_alarm_history(&self) -> DescribeAlarmHistoryFluentBuilder

Constructs a fluent builder for the DescribeAlarmHistory operation. This operation supports pagination; See into_paginator().

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impl Client

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pub fn describe_alarms(&self) -> DescribeAlarmsFluentBuilder

Constructs a fluent builder for the DescribeAlarms operation. This operation supports pagination; See into_paginator().

  • The fluent builder is configurable:
    • alarm_names(impl Into<String>) / set_alarm_names(Option<Vec::<String>>):
      required: false

      The names of the alarms to retrieve information about.


    • alarm_name_prefix(impl Into<String>) / set_alarm_name_prefix(Option<String>):
      required: false

      An alarm name prefix. If you specify this parameter, you receive information about all alarms that have names that start with this prefix.

      If this parameter is specified, you cannot specify AlarmNames.


    • alarm_types(AlarmType) / set_alarm_types(Option<Vec::<AlarmType>>):
      required: false

      Use this parameter to specify whether you want the operation to return metric alarms or composite alarms. If you omit this parameter, only metric alarms are returned, even if composite alarms exist in the account.

      For example, if you omit this parameter or specify MetricAlarms, the operation returns only a list of metric alarms. It does not return any composite alarms, even if composite alarms exist in the account.

      If you specify CompositeAlarms, the operation returns only a list of composite alarms, and does not return any metric alarms.


    • children_of_alarm_name(impl Into<String>) / set_children_of_alarm_name(Option<String>):
      required: false

      If you use this parameter and specify the name of a composite alarm, the operation returns information about the “children” alarms of the alarm you specify. These are the metric alarms and composite alarms referenced in the AlarmRule field of the composite alarm that you specify in ChildrenOfAlarmName. Information about the composite alarm that you name in ChildrenOfAlarmName is not returned.

      If you specify ChildrenOfAlarmName, you cannot specify any other parameters in the request except for MaxRecords and NextToken. If you do so, you receive a validation error.

      Only the Alarm Name, ARN, StateValue (OK/ALARM/INSUFFICIENT_DATA), and StateUpdatedTimestamp information are returned by this operation when you use this parameter. To get complete information about these alarms, perform another DescribeAlarms operation and specify the parent alarm names in the AlarmNames parameter.


    • parents_of_alarm_name(impl Into<String>) / set_parents_of_alarm_name(Option<String>):
      required: false

      If you use this parameter and specify the name of a metric or composite alarm, the operation returns information about the “parent” alarms of the alarm you specify. These are the composite alarms that have AlarmRule parameters that reference the alarm named in ParentsOfAlarmName. Information about the alarm that you specify in ParentsOfAlarmName is not returned.

      If you specify ParentsOfAlarmName, you cannot specify any other parameters in the request except for MaxRecords and NextToken. If you do so, you receive a validation error.

      Only the Alarm Name and ARN are returned by this operation when you use this parameter. To get complete information about these alarms, perform another DescribeAlarms operation and specify the parent alarm names in the AlarmNames parameter.


    • state_value(StateValue) / set_state_value(Option<StateValue>):
      required: false

      Specify this parameter to receive information only about alarms that are currently in the state that you specify.


    • action_prefix(impl Into<String>) / set_action_prefix(Option<String>):
      required: false

      Use this parameter to filter the results of the operation to only those alarms that use a certain alarm action. For example, you could specify the ARN of an SNS topic to find all alarms that send notifications to that topic.


    • max_records(i32) / set_max_records(Option<i32>):
      required: false

      The maximum number of alarm descriptions to retrieve.


    • next_token(impl Into<String>) / set_next_token(Option<String>):
      required: false

      The token returned by a previous call to indicate that there is more data available.


  • On success, responds with DescribeAlarmsOutput with field(s):
  • On failure, responds with SdkError<DescribeAlarmsError>
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impl Client

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pub fn describe_alarms_for_metric(&self) -> DescribeAlarmsForMetricFluentBuilder

Constructs a fluent builder for the DescribeAlarmsForMetric operation.

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impl Client

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pub fn describe_anomaly_detectors( &self ) -> DescribeAnomalyDetectorsFluentBuilder

Constructs a fluent builder for the DescribeAnomalyDetectors operation. This operation supports pagination; See into_paginator().

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impl Client

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pub fn describe_insight_rules(&self) -> DescribeInsightRulesFluentBuilder

Constructs a fluent builder for the DescribeInsightRules operation. This operation supports pagination; See into_paginator().

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impl Client

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pub fn disable_alarm_actions(&self) -> DisableAlarmActionsFluentBuilder

Constructs a fluent builder for the DisableAlarmActions operation.

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impl Client

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pub fn disable_insight_rules(&self) -> DisableInsightRulesFluentBuilder

Constructs a fluent builder for the DisableInsightRules operation.

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impl Client

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pub fn enable_alarm_actions(&self) -> EnableAlarmActionsFluentBuilder

Constructs a fluent builder for the EnableAlarmActions operation.

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impl Client

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pub fn enable_insight_rules(&self) -> EnableInsightRulesFluentBuilder

Constructs a fluent builder for the EnableInsightRules operation.

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impl Client

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pub fn get_dashboard(&self) -> GetDashboardFluentBuilder

Constructs a fluent builder for the GetDashboard operation.

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impl Client

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pub fn get_insight_rule_report(&self) -> GetInsightRuleReportFluentBuilder

Constructs a fluent builder for the GetInsightRuleReport operation.

  • The fluent builder is configurable:
    • rule_name(impl Into<String>) / set_rule_name(Option<String>):
      required: true

      The name of the rule that you want to see data from.


    • start_time(DateTime) / set_start_time(Option<DateTime>):
      required: true

      The start time of the data to use in the report. When used in a raw HTTP Query API, it is formatted as yyyy-MM-dd’T’HH:mm:ss. For example, 2019-07-01T23:59:59.


    • end_time(DateTime) / set_end_time(Option<DateTime>):
      required: true

      The end time of the data to use in the report. When used in a raw HTTP Query API, it is formatted as yyyy-MM-dd’T’HH:mm:ss. For example, 2019-07-01T23:59:59.


    • period(i32) / set_period(Option<i32>):
      required: true

      The period, in seconds, to use for the statistics in the InsightRuleMetricDatapoint results.


    • max_contributor_count(i32) / set_max_contributor_count(Option<i32>):
      required: false

      The maximum number of contributors to include in the report. The range is 1 to 100. If you omit this, the default of 10 is used.


    • metrics(impl Into<String>) / set_metrics(Option<Vec::<String>>):
      required: false

      Specifies which metrics to use for aggregation of contributor values for the report. You can specify one or more of the following metrics:

      • UniqueContributors – the number of unique contributors for each data point.

      • MaxContributorValue – the value of the top contributor for each data point. The identity of the contributor might change for each data point in the graph.

        If this rule aggregates by COUNT, the top contributor for each data point is the contributor with the most occurrences in that period. If the rule aggregates by SUM, the top contributor is the contributor with the highest sum in the log field specified by the rule’s Value, during that period.

      • SampleCount – the number of data points matched by the rule.

      • Sum – the sum of the values from all contributors during the time period represented by that data point.

      • Minimum – the minimum value from a single observation during the time period represented by that data point.

      • Maximum – the maximum value from a single observation during the time period represented by that data point.

      • Average – the average value from all contributors during the time period represented by that data point.


    • order_by(impl Into<String>) / set_order_by(Option<String>):
      required: false

      Determines what statistic to use to rank the contributors. Valid values are Sum and Maximum.


  • On success, responds with GetInsightRuleReportOutput with field(s):
  • On failure, responds with SdkError<GetInsightRuleReportError>
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impl Client

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pub fn get_metric_data(&self) -> GetMetricDataFluentBuilder

Constructs a fluent builder for the GetMetricData operation. This operation supports pagination; See into_paginator().

  • The fluent builder is configurable:
    • metric_data_queries(MetricDataQuery) / set_metric_data_queries(Option<Vec::<MetricDataQuery>>):
      required: true

      The metric queries to be returned. A single GetMetricData call can include as many as 500 MetricDataQuery structures. Each of these structures can specify either a metric to retrieve, a Metrics Insights query, or a math expression to perform on retrieved data.


    • start_time(DateTime) / set_start_time(Option<DateTime>):
      required: true

      The time stamp indicating the earliest data to be returned.

      The value specified is inclusive; results include data points with the specified time stamp.

      CloudWatch rounds the specified time stamp as follows:

      • Start time less than 15 days ago - Round down to the nearest whole minute. For example, 12:32:34 is rounded down to 12:32:00.

      • Start time between 15 and 63 days ago - Round down to the nearest 5-minute clock interval. For example, 12:32:34 is rounded down to 12:30:00.

      • Start time greater than 63 days ago - Round down to the nearest 1-hour clock interval. For example, 12:32:34 is rounded down to 12:00:00.

      If you set Period to 5, 10, or 30, the start time of your request is rounded down to the nearest time that corresponds to even 5-, 10-, or 30-second divisions of a minute. For example, if you make a query at (HH:mm:ss) 01:05:23 for the previous 10-second period, the start time of your request is rounded down and you receive data from 01:05:10 to 01:05:20. If you make a query at 15:07:17 for the previous 5 minutes of data, using a period of 5 seconds, you receive data timestamped between 15:02:15 and 15:07:15.

      For better performance, specify StartTime and EndTime values that align with the value of the metric’s Period and sync up with the beginning and end of an hour. For example, if the Period of a metric is 5 minutes, specifying 12:05 or 12:30 as StartTime can get a faster response from CloudWatch than setting 12:07 or 12:29 as the StartTime.


    • end_time(DateTime) / set_end_time(Option<DateTime>):
      required: true

      The time stamp indicating the latest data to be returned.

      The value specified is exclusive; results include data points up to the specified time stamp.

      For better performance, specify StartTime and EndTime values that align with the value of the metric’s Period and sync up with the beginning and end of an hour. For example, if the Period of a metric is 5 minutes, specifying 12:05 or 12:30 as EndTime can get a faster response from CloudWatch than setting 12:07 or 12:29 as the EndTime.


    • next_token(impl Into<String>) / set_next_token(Option<String>):
      required: false

      Include this value, if it was returned by the previous GetMetricData operation, to get the next set of data points.


    • scan_by(ScanBy) / set_scan_by(Option<ScanBy>):
      required: false

      The order in which data points should be returned. TimestampDescending returns the newest data first and paginates when the MaxDatapoints limit is reached. TimestampAscending returns the oldest data first and paginates when the MaxDatapoints limit is reached.

      If you omit this parameter, the default of TimestampDescending is used.


    • max_datapoints(i32) / set_max_datapoints(Option<i32>):
      required: false

      The maximum number of data points the request should return before paginating. If you omit this, the default of 100,800 is used.


    • label_options(LabelOptions) / set_label_options(Option<LabelOptions>):
      required: false

      This structure includes the Timezone parameter, which you can use to specify your time zone so that the labels of returned data display the correct time for your time zone.


  • On success, responds with GetMetricDataOutput with field(s):
    • metric_data_results(Option<Vec::<MetricDataResult>>):

      The metrics that are returned, including the metric name, namespace, and dimensions.

    • next_token(Option<String>):

      A token that marks the next batch of returned results.

    • messages(Option<Vec::<MessageData>>):

      Contains a message about this GetMetricData operation, if the operation results in such a message. An example of a message that might be returned is Maximum number of allowed metrics exceeded. If there is a message, as much of the operation as possible is still executed.

      A message appears here only if it is related to the global GetMetricData operation. Any message about a specific metric returned by the operation appears in the MetricDataResult object returned for that metric.

  • On failure, responds with SdkError<GetMetricDataError>
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impl Client

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pub fn get_metric_statistics(&self) -> GetMetricStatisticsFluentBuilder

Constructs a fluent builder for the GetMetricStatistics operation.

  • The fluent builder is configurable:
    • namespace(impl Into<String>) / set_namespace(Option<String>):
      required: true

      The namespace of the metric, with or without spaces.


    • metric_name(impl Into<String>) / set_metric_name(Option<String>):
      required: true

      The name of the metric, with or without spaces.


    • dimensions(Dimension) / set_dimensions(Option<Vec::<Dimension>>):
      required: false

      The dimensions. If the metric contains multiple dimensions, you must include a value for each dimension. CloudWatch treats each unique combination of dimensions as a separate metric. If a specific combination of dimensions was not published, you can’t retrieve statistics for it. You must specify the same dimensions that were used when the metrics were created. For an example, see Dimension Combinations in the Amazon CloudWatch User Guide. For more information about specifying dimensions, see Publishing Metrics in the Amazon CloudWatch User Guide.


    • start_time(DateTime) / set_start_time(Option<DateTime>):
      required: true

      The time stamp that determines the first data point to return. Start times are evaluated relative to the time that CloudWatch receives the request.

      The value specified is inclusive; results include data points with the specified time stamp. In a raw HTTP query, the time stamp must be in ISO 8601 UTC format (for example, 2016-10-03T23:00:00Z).

      CloudWatch rounds the specified time stamp as follows:

      • Start time less than 15 days ago - Round down to the nearest whole minute. For example, 12:32:34 is rounded down to 12:32:00.

      • Start time between 15 and 63 days ago - Round down to the nearest 5-minute clock interval. For example, 12:32:34 is rounded down to 12:30:00.

      • Start time greater than 63 days ago - Round down to the nearest 1-hour clock interval. For example, 12:32:34 is rounded down to 12:00:00.

      If you set Period to 5, 10, or 30, the start time of your request is rounded down to the nearest time that corresponds to even 5-, 10-, or 30-second divisions of a minute. For example, if you make a query at (HH:mm:ss) 01:05:23 for the previous 10-second period, the start time of your request is rounded down and you receive data from 01:05:10 to 01:05:20. If you make a query at 15:07:17 for the previous 5 minutes of data, using a period of 5 seconds, you receive data timestamped between 15:02:15 and 15:07:15.


    • end_time(DateTime) / set_end_time(Option<DateTime>):
      required: true

      The time stamp that determines the last data point to return.

      The value specified is exclusive; results include data points up to the specified time stamp. In a raw HTTP query, the time stamp must be in ISO 8601 UTC format (for example, 2016-10-10T23:00:00Z).


    • period(i32) / set_period(Option<i32>):
      required: true

      The granularity, in seconds, of the returned data points. For metrics with regular resolution, a period can be as short as one minute (60 seconds) and must be a multiple of 60. For high-resolution metrics that are collected at intervals of less than one minute, the period can be 1, 5, 10, 30, 60, or any multiple of 60. High-resolution metrics are those metrics stored by a PutMetricData call that includes a StorageResolution of 1 second.

      If the StartTime parameter specifies a time stamp that is greater than 3 hours ago, you must specify the period as follows or no data points in that time range is returned:

      • Start time between 3 hours and 15 days ago - Use a multiple of 60 seconds (1 minute).

      • Start time between 15 and 63 days ago - Use a multiple of 300 seconds (5 minutes).

      • Start time greater than 63 days ago - Use a multiple of 3600 seconds (1 hour).


    • statistics(Statistic) / set_statistics(Option<Vec::<Statistic>>):
      required: false

      The metric statistics, other than percentile. For percentile statistics, use ExtendedStatistics. When calling GetMetricStatistics, you must specify either Statistics or ExtendedStatistics, but not both.


    • extended_statistics(impl Into<String>) / set_extended_statistics(Option<Vec::<String>>):
      required: false

      The percentile statistics. Specify values between p0.0 and p100. When calling GetMetricStatistics, you must specify either Statistics or ExtendedStatistics, but not both. Percentile statistics are not available for metrics when any of the metric values are negative numbers.


    • unit(StandardUnit) / set_unit(Option<StandardUnit>):
      required: false

      The unit for a given metric. If you omit Unit, all data that was collected with any unit is returned, along with the corresponding units that were specified when the data was reported to CloudWatch. If you specify a unit, the operation returns only data that was collected with that unit specified. If you specify a unit that does not match the data collected, the results of the operation are null. CloudWatch does not perform unit conversions.


  • On success, responds with GetMetricStatisticsOutput with field(s):
  • On failure, responds with SdkError<GetMetricStatisticsError>
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impl Client

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pub fn get_metric_stream(&self) -> GetMetricStreamFluentBuilder

Constructs a fluent builder for the GetMetricStream operation.

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impl Client

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pub fn get_metric_widget_image(&self) -> GetMetricWidgetImageFluentBuilder

Constructs a fluent builder for the GetMetricWidgetImage operation.

  • The fluent builder is configurable:
    • metric_widget(impl Into<String>) / set_metric_widget(Option<String>):
      required: true

      A JSON string that defines the bitmap graph to be retrieved. The string includes the metrics to include in the graph, statistics, annotations, title, axis limits, and so on. You can include only one MetricWidget parameter in each GetMetricWidgetImage call.

      For more information about the syntax of MetricWidget see GetMetricWidgetImage: Metric Widget Structure and Syntax.

      If any metric on the graph could not load all the requested data points, an orange triangle with an exclamation point appears next to the graph legend.


    • output_format(impl Into<String>) / set_output_format(Option<String>):
      required: false

      The format of the resulting image. Only PNG images are supported.

      The default is png. If you specify png, the API returns an HTTP response with the content-type set to text/xml. The image data is in a MetricWidgetImage field. For example:

      >

      iVBORw0KGgoAAAANSUhEUgAAAlgAAAGQEAYAAAAip…

      6f0d4192-4d42-11e8-82c1-f539a07e0e3b

      The image/png setting is intended only for custom HTTP requests. For most use cases, and all actions using an Amazon Web Services SDK, you should use png. If you specify image/png, the HTTP response has a content-type set to image/png, and the body of the response is a PNG image.


  • On success, responds with GetMetricWidgetImageOutput with field(s):
  • On failure, responds with SdkError<GetMetricWidgetImageError>
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impl Client

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pub fn list_dashboards(&self) -> ListDashboardsFluentBuilder

Constructs a fluent builder for the ListDashboards operation. This operation supports pagination; See into_paginator().

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impl Client

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pub fn list_managed_insight_rules(&self) -> ListManagedInsightRulesFluentBuilder

Constructs a fluent builder for the ListManagedInsightRules operation. This operation supports pagination; See into_paginator().

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impl Client

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pub fn list_metric_streams(&self) -> ListMetricStreamsFluentBuilder

Constructs a fluent builder for the ListMetricStreams operation. This operation supports pagination; See into_paginator().

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impl Client

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pub fn list_metrics(&self) -> ListMetricsFluentBuilder

Constructs a fluent builder for the ListMetrics operation. This operation supports pagination; See into_paginator().

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impl Client

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pub fn list_tags_for_resource(&self) -> ListTagsForResourceFluentBuilder

Constructs a fluent builder for the ListTagsForResource operation.

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impl Client

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pub fn put_anomaly_detector(&self) -> PutAnomalyDetectorFluentBuilder

Constructs a fluent builder for the PutAnomalyDetector operation.

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impl Client

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pub fn put_composite_alarm(&self) -> PutCompositeAlarmFluentBuilder

Constructs a fluent builder for the PutCompositeAlarm operation.

  • The fluent builder is configurable:
    • actions_enabled(bool) / set_actions_enabled(Option<bool>):
      required: false

      Indicates whether actions should be executed during any changes to the alarm state of the composite alarm. The default is TRUE.


    • alarm_actions(impl Into<String>) / set_alarm_actions(Option<Vec::<String>>):
      required: false

      The actions to execute when this alarm transitions to the ALARM state from any other state. Each action is specified as an Amazon Resource Name (ARN).

      Valid Values: ]

      Amazon SNS actions:

      arn:aws:sns:region:account-id:sns-topic-name

      Lambda actions:

      • Invoke the latest version of a Lambda function: arn:aws:lambda:region:account-id:function:function-name

      • Invoke a specific version of a Lambda function: arn:aws:lambda:region:account-id:function:function-name:version-number

      • Invoke a function by using an alias Lambda function: arn:aws:lambda:region:account-id:function:function-name:alias-name

      Systems Manager actions:

      arn:aws:ssm:region:account-id:opsitem:severity


    • alarm_description(impl Into<String>) / set_alarm_description(Option<String>):
      required: false

      The description for the composite alarm.


    • alarm_name(impl Into<String>) / set_alarm_name(Option<String>):
      required: true

      The name for the composite alarm. This name must be unique within the Region.


    • alarm_rule(impl Into<String>) / set_alarm_rule(Option<String>):
      required: true

      An expression that specifies which other alarms are to be evaluated to determine this composite alarm’s state. For each alarm that you reference, you designate a function that specifies whether that alarm needs to be in ALARM state, OK state, or INSUFFICIENT_DATA state. You can use operators (AND, OR and NOT) to combine multiple functions in a single expression. You can use parenthesis to logically group the functions in your expression.

      You can use either alarm names or ARNs to reference the other alarms that are to be evaluated.

      Functions can include the following:

      • ALARM(“alarm-name or alarm-ARN”) is TRUE if the named alarm is in ALARM state.

      • OK(“alarm-name or alarm-ARN”) is TRUE if the named alarm is in OK state.

      • INSUFFICIENT_DATA(“alarm-name or alarm-ARN”) is TRUE if the named alarm is in INSUFFICIENT_DATA state.

      • TRUE always evaluates to TRUE.

      • FALSE always evaluates to FALSE.

      TRUE and FALSE are useful for testing a complex AlarmRule structure, and for testing your alarm actions.

      Alarm names specified in AlarmRule can be surrounded with double-quotes (“), but do not have to be.

      The following are some examples of AlarmRule:

      • ALARM(CPUUtilizationTooHigh) AND ALARM(DiskReadOpsTooHigh) specifies that the composite alarm goes into ALARM state only if both CPUUtilizationTooHigh and DiskReadOpsTooHigh alarms are in ALARM state.

      • ALARM(CPUUtilizationTooHigh) AND NOT ALARM(DeploymentInProgress) specifies that the alarm goes to ALARM state if CPUUtilizationTooHigh is in ALARM state and DeploymentInProgress is not in ALARM state. This example reduces alarm noise during a known deployment window.

      • (ALARM(CPUUtilizationTooHigh) OR ALARM(DiskReadOpsTooHigh)) AND OK(NetworkOutTooHigh) goes into ALARM state if CPUUtilizationTooHigh OR DiskReadOpsTooHigh is in ALARM state, and if NetworkOutTooHigh is in OK state. This provides another example of using a composite alarm to prevent noise. This rule ensures that you are not notified with an alarm action on high CPU or disk usage if a known network problem is also occurring.

      The AlarmRule can specify as many as 100 “children” alarms. The AlarmRule expression can have as many as 500 elements. Elements are child alarms, TRUE or FALSE statements, and parentheses.


    • insufficient_data_actions(impl Into<String>) / set_insufficient_data_actions(Option<Vec::<String>>):
      required: false

      The actions to execute when this alarm transitions to the INSUFFICIENT_DATA state from any other state. Each action is specified as an Amazon Resource Name (ARN).

      Valid Values: ]

      Amazon SNS actions:

      arn:aws:sns:region:account-id:sns-topic-name

      Lambda actions:

      • Invoke the latest version of a Lambda function: arn:aws:lambda:region:account-id:function:function-name

      • Invoke a specific version of a Lambda function: arn:aws:lambda:region:account-id:function:function-name:version-number

      • Invoke a function by using an alias Lambda function: arn:aws:lambda:region:account-id:function:function-name:alias-name


    • ok_actions(impl Into<String>) / set_ok_actions(Option<Vec::<String>>):
      required: false

      The actions to execute when this alarm transitions to an OK state from any other state. Each action is specified as an Amazon Resource Name (ARN).

      Valid Values: ]

      Amazon SNS actions:

      arn:aws:sns:region:account-id:sns-topic-name

      Lambda actions:

      • Invoke the latest version of a Lambda function: arn:aws:lambda:region:account-id:function:function-name

      • Invoke a specific version of a Lambda function: arn:aws:lambda:region:account-id:function:function-name:version-number

      • Invoke a function by using an alias Lambda function: arn:aws:lambda:region:account-id:function:function-name:alias-name


    • tags(Tag) / set_tags(Option<Vec::<Tag>>):
      required: false

      A list of key-value pairs to associate with the alarm. You can associate as many as 50 tags with an alarm. To be able to associate tags with the alarm when you create the alarm, you must have the cloudwatch:TagResource permission.

      Tags can help you organize and categorize your resources. You can also use them to scope user permissions by granting a user permission to access or change only resources with certain tag values.

      If you are using this operation to update an existing alarm, any tags you specify in this parameter are ignored. To change the tags of an existing alarm, use TagResource or UntagResource.


    • actions_suppressor(impl Into<String>) / set_actions_suppressor(Option<String>):
      required: false

      Actions will be suppressed if the suppressor alarm is in the ALARM state. ActionsSuppressor can be an AlarmName or an Amazon Resource Name (ARN) from an existing alarm.


    • actions_suppressor_wait_period(i32) / set_actions_suppressor_wait_period(Option<i32>):
      required: false

      The maximum time in seconds that the composite alarm waits for the suppressor alarm to go into the ALARM state. After this time, the composite alarm performs its actions.

      WaitPeriod is required only when ActionsSuppressor is specified.


    • actions_suppressor_extension_period(i32) / set_actions_suppressor_extension_period(Option<i32>):
      required: false

      The maximum time in seconds that the composite alarm waits after suppressor alarm goes out of the ALARM state. After this time, the composite alarm performs its actions.

      ExtensionPeriod is required only when ActionsSuppressor is specified.


  • On success, responds with PutCompositeAlarmOutput
  • On failure, responds with SdkError<PutCompositeAlarmError>
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impl Client

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pub fn put_dashboard(&self) -> PutDashboardFluentBuilder

Constructs a fluent builder for the PutDashboard operation.

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impl Client

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pub fn put_insight_rule(&self) -> PutInsightRuleFluentBuilder

Constructs a fluent builder for the PutInsightRule operation.

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impl Client

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pub fn put_managed_insight_rules(&self) -> PutManagedInsightRulesFluentBuilder

Constructs a fluent builder for the PutManagedInsightRules operation.

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impl Client

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pub fn put_metric_alarm(&self) -> PutMetricAlarmFluentBuilder

Constructs a fluent builder for the PutMetricAlarm operation.

  • The fluent builder is configurable:
    • alarm_name(impl Into<String>) / set_alarm_name(Option<String>):
      required: true

      The name for the alarm. This name must be unique within the Region.

      The name must contain only UTF-8 characters, and can’t contain ASCII control characters


    • alarm_description(impl Into<String>) / set_alarm_description(Option<String>):
      required: false

      The description for the alarm.


    • actions_enabled(bool) / set_actions_enabled(Option<bool>):
      required: false

      Indicates whether actions should be executed during any changes to the alarm state. The default is TRUE.


    • ok_actions(impl Into<String>) / set_ok_actions(Option<Vec::<String>>):
      required: false

      The actions to execute when this alarm transitions to an OK state from any other state. Each action is specified as an Amazon Resource Name (ARN). Valid values:

      EC2 actions:

      • arn:aws:automate:region:ec2:stop

      • arn:aws:automate:region:ec2:terminate

      • arn:aws:automate:region:ec2:reboot

      • arn:aws:automate:region:ec2:recover

      • arn:aws:swf:region:account-id:action/actions/AWS_EC2.InstanceId.Stop/1.0

      • arn:aws:swf:region:account-id:action/actions/AWS_EC2.InstanceId.Terminate/1.0

      • arn:aws:swf:region:account-id:action/actions/AWS_EC2.InstanceId.Reboot/1.0

      • arn:aws:swf:region:account-id:action/actions/AWS_EC2.InstanceId.Recover/1.0

      Autoscaling action:

      • arn:aws:autoscaling:region:account-id:scalingPolicy:policy-id:autoScalingGroupName/group-friendly-name:policyName/policy-friendly-name

      Lambda actions:

      • Invoke the latest version of a Lambda function: arn:aws:lambda:region:account-id:function:function-name

      • Invoke a specific version of a Lambda function: arn:aws:lambda:region:account-id:function:function-name:version-number

      • Invoke a function by using an alias Lambda function: arn:aws:lambda:region:account-id:function:function-name:alias-name

      SNS notification action:

      • arn:aws:sns:region:account-id:sns-topic-name

      SSM integration actions:

      • arn:aws:ssm:region:account-id:opsitem:severity#CATEGORY=category-name

      • arn:aws:ssm-incidents::account-id:responseplan/response-plan-name


    • alarm_actions(impl Into<String>) / set_alarm_actions(Option<Vec::<String>>):
      required: false

      The actions to execute when this alarm transitions to the ALARM state from any other state. Each action is specified as an Amazon Resource Name (ARN). Valid values:

      EC2 actions:

      • arn:aws:automate:region:ec2:stop

      • arn:aws:automate:region:ec2:terminate

      • arn:aws:automate:region:ec2:reboot

      • arn:aws:automate:region:ec2:recover

      • arn:aws:swf:region:account-id:action/actions/AWS_EC2.InstanceId.Stop/1.0

      • arn:aws:swf:region:account-id:action/actions/AWS_EC2.InstanceId.Terminate/1.0

      • arn:aws:swf:region:account-id:action/actions/AWS_EC2.InstanceId.Reboot/1.0

      • arn:aws:swf:region:account-id:action/actions/AWS_EC2.InstanceId.Recover/1.0

      Autoscaling action:

      • arn:aws:autoscaling:region:account-id:scalingPolicy:policy-id:autoScalingGroupName/group-friendly-name:policyName/policy-friendly-name

      Lambda actions:

      • Invoke the latest version of a Lambda function: arn:aws:lambda:region:account-id:function:function-name

      • Invoke a specific version of a Lambda function: arn:aws:lambda:region:account-id:function:function-name:version-number

      • Invoke a function by using an alias Lambda function: arn:aws:lambda:region:account-id:function:function-name:alias-name

      SNS notification action:

      • arn:aws:sns:region:account-id:sns-topic-name

      SSM integration actions:

      • arn:aws:ssm:region:account-id:opsitem:severity#CATEGORY=category-name

      • arn:aws:ssm-incidents::account-id:responseplan/response-plan-name


    • insufficient_data_actions(impl Into<String>) / set_insufficient_data_actions(Option<Vec::<String>>):
      required: false

      The actions to execute when this alarm transitions to the INSUFFICIENT_DATA state from any other state. Each action is specified as an Amazon Resource Name (ARN). Valid values:

      EC2 actions:

      • arn:aws:automate:region:ec2:stop

      • arn:aws:automate:region:ec2:terminate

      • arn:aws:automate:region:ec2:reboot

      • arn:aws:automate:region:ec2:recover

      • arn:aws:swf:region:account-id:action/actions/AWS_EC2.InstanceId.Stop/1.0

      • arn:aws:swf:region:account-id:action/actions/AWS_EC2.InstanceId.Terminate/1.0

      • arn:aws:swf:region:account-id:action/actions/AWS_EC2.InstanceId.Reboot/1.0

      • arn:aws:swf:region:account-id:action/actions/AWS_EC2.InstanceId.Recover/1.0

      Autoscaling action:

      • arn:aws:autoscaling:region:account-id:scalingPolicy:policy-id:autoScalingGroupName/group-friendly-name:policyName/policy-friendly-name

      Lambda actions:

      • Invoke the latest version of a Lambda function: arn:aws:lambda:region:account-id:function:function-name

      • Invoke a specific version of a Lambda function: arn:aws:lambda:region:account-id:function:function-name:version-number

      • Invoke a function by using an alias Lambda function: arn:aws:lambda:region:account-id:function:function-name:alias-name

      SNS notification action:

      • arn:aws:sns:region:account-id:sns-topic-name

      SSM integration actions:

      • arn:aws:ssm:region:account-id:opsitem:severity#CATEGORY=category-name

      • arn:aws:ssm-incidents::account-id:responseplan/response-plan-name


    • metric_name(impl Into<String>) / set_metric_name(Option<String>):
      required: false

      The name for the metric associated with the alarm. For each PutMetricAlarm operation, you must specify either MetricName or a Metrics array.

      If you are creating an alarm based on a math expression, you cannot specify this parameter, or any of the Namespace, Dimensions, Period, Unit, Statistic, or ExtendedStatistic parameters. Instead, you specify all this information in the Metrics array.


    • namespace(impl Into<String>) / set_namespace(Option<String>):
      required: false

      The namespace for the metric associated specified in MetricName.


    • statistic(Statistic) / set_statistic(Option<Statistic>):
      required: false

      The statistic for the metric specified in MetricName, other than percentile. For percentile statistics, use ExtendedStatistic. When you call PutMetricAlarm and specify a MetricName, you must specify either Statistic or ExtendedStatistic, but not both.


    • extended_statistic(impl Into<String>) / set_extended_statistic(Option<String>):
      required: false

      The extended statistic for the metric specified in MetricName. When you call PutMetricAlarm and specify a MetricName, you must specify either Statistic or ExtendedStatistic but not both.

      If you specify ExtendedStatistic, the following are valid values:

      • p90

      • tm90

      • tc90

      • ts90

      • wm90

      • IQM

      • PR(n:m) where n and m are values of the metric

      • TC(X%:X%) where X is between 10 and 90 inclusive.

      • TM(X%:X%) where X is between 10 and 90 inclusive.

      • TS(X%:X%) where X is between 10 and 90 inclusive.

      • WM(X%:X%) where X is between 10 and 90 inclusive.

      For more information about these extended statistics, see CloudWatch statistics definitions.


    • dimensions(Dimension) / set_dimensions(Option<Vec::<Dimension>>):
      required: false

      The dimensions for the metric specified in MetricName.


    • period(i32) / set_period(Option<i32>):
      required: false

      The length, in seconds, used each time the metric specified in MetricName is evaluated. Valid values are 10, 30, and any multiple of 60.

      Period is required for alarms based on static thresholds. If you are creating an alarm based on a metric math expression, you specify the period for each metric within the objects in the Metrics array.

      Be sure to specify 10 or 30 only for metrics that are stored by a PutMetricData call with a StorageResolution of 1. If you specify a period of 10 or 30 for a metric that does not have sub-minute resolution, the alarm still attempts to gather data at the period rate that you specify. In this case, it does not receive data for the attempts that do not correspond to a one-minute data resolution, and the alarm might often lapse into INSUFFICENT_DATA status. Specifying 10 or 30 also sets this alarm as a high-resolution alarm, which has a higher charge than other alarms. For more information about pricing, see Amazon CloudWatch Pricing.

      An alarm’s total current evaluation period can be no longer than one day, so Period multiplied by EvaluationPeriods cannot be more than 86,400 seconds.


    • unit(StandardUnit) / set_unit(Option<StandardUnit>):
      required: false

      The unit of measure for the statistic. For example, the units for the Amazon EC2 NetworkIn metric are Bytes because NetworkIn tracks the number of bytes that an instance receives on all network interfaces. You can also specify a unit when you create a custom metric. Units help provide conceptual meaning to your data. Metric data points that specify a unit of measure, such as Percent, are aggregated separately. If you are creating an alarm based on a metric math expression, you can specify the unit for each metric (if needed) within the objects in the Metrics array.

      If you don’t specify Unit, CloudWatch retrieves all unit types that have been published for the metric and attempts to evaluate the alarm. Usually, metrics are published with only one unit, so the alarm works as intended.

      However, if the metric is published with multiple types of units and you don’t specify a unit, the alarm’s behavior is not defined and it behaves unpredictably.

      We recommend omitting Unit so that you don’t inadvertently specify an incorrect unit that is not published for this metric. Doing so causes the alarm to be stuck in the INSUFFICIENT DATA state.


    • evaluation_periods(i32) / set_evaluation_periods(Option<i32>):
      required: true

      The number of periods over which data is compared to the specified threshold. If you are setting an alarm that requires that a number of consecutive data points be breaching to trigger the alarm, this value specifies that number. If you are setting an “M out of N” alarm, this value is the N.

      An alarm’s total current evaluation period can be no longer than one day, so this number multiplied by Period cannot be more than 86,400 seconds.


    • datapoints_to_alarm(i32) / set_datapoints_to_alarm(Option<i32>):
      required: false

      The number of data points that must be breaching to trigger the alarm. This is used only if you are setting an “M out of N” alarm. In that case, this value is the M. For more information, see Evaluating an Alarm in the Amazon CloudWatch User Guide.


    • threshold(f64) / set_threshold(Option<f64>):
      required: false

      The value against which the specified statistic is compared.

      This parameter is required for alarms based on static thresholds, but should not be used for alarms based on anomaly detection models.


    • comparison_operator(ComparisonOperator) / set_comparison_operator(Option<ComparisonOperator>):
      required: true

      The arithmetic operation to use when comparing the specified statistic and threshold. The specified statistic value is used as the first operand.

      The values LessThanLowerOrGreaterThanUpperThreshold, LessThanLowerThreshold, and GreaterThanUpperThreshold are used only for alarms based on anomaly detection models.


    • treat_missing_data(impl Into<String>) / set_treat_missing_data(Option<String>):
      required: false

      Sets how this alarm is to handle missing data points. If TreatMissingData is omitted, the default behavior of missing is used. For more information, see Configuring How CloudWatch Alarms Treats Missing Data.

      Valid Values: breaching | notBreaching | ignore | missing

      Alarms that evaluate metrics in the AWS/DynamoDB namespace always ignore missing data even if you choose a different option for TreatMissingData. When an AWS/DynamoDB metric has missing data, alarms that evaluate that metric remain in their current state.


    • evaluate_low_sample_count_percentile(impl Into<String>) / set_evaluate_low_sample_count_percentile(Option<String>):
      required: false

      Used only for alarms based on percentiles. If you specify ignore, the alarm state does not change during periods with too few data points to be statistically significant. If you specify evaluate or omit this parameter, the alarm is always evaluated and possibly changes state no matter how many data points are available. For more information, see Percentile-Based CloudWatch Alarms and Low Data Samples.

      Valid Values: evaluate | ignore


    • metrics(MetricDataQuery) / set_metrics(Option<Vec::<MetricDataQuery>>):
      required: false

      An array of MetricDataQuery structures that enable you to create an alarm based on the result of a metric math expression. For each PutMetricAlarm operation, you must specify either MetricName or a Metrics array.

      Each item in the Metrics array either retrieves a metric or performs a math expression.

      One item in the Metrics array is the expression that the alarm watches. You designate this expression by setting ReturnData to true for this object in the array. For more information, see MetricDataQuery.

      If you use the Metrics parameter, you cannot include the Namespace, MetricName, Dimensions, Period, Unit, Statistic, or ExtendedStatistic parameters of PutMetricAlarm in the same operation. Instead, you retrieve the metrics you are using in your math expression as part of the Metrics array.


    • tags(Tag) / set_tags(Option<Vec::<Tag>>):
      required: false

      A list of key-value pairs to associate with the alarm. You can associate as many as 50 tags with an alarm. To be able to associate tags with the alarm when you create the alarm, you must have the cloudwatch:TagResource permission.

      Tags can help you organize and categorize your resources. You can also use them to scope user permissions by granting a user permission to access or change only resources with certain tag values.

      If you are using this operation to update an existing alarm, any tags you specify in this parameter are ignored. To change the tags of an existing alarm, use TagResource or UntagResource.


    • threshold_metric_id(impl Into<String>) / set_threshold_metric_id(Option<String>):
      required: false

      If this is an alarm based on an anomaly detection model, make this value match the ID of the ANOMALY_DETECTION_BAND function.

      For an example of how to use this parameter, see the Anomaly Detection Model Alarm example on this page.

      If your alarm uses this parameter, it cannot have Auto Scaling actions.


  • On success, responds with PutMetricAlarmOutput
  • On failure, responds with SdkError<PutMetricAlarmError>
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impl Client

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pub fn put_metric_data(&self) -> PutMetricDataFluentBuilder

Constructs a fluent builder for the PutMetricData operation.

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impl Client

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pub fn put_metric_stream(&self) -> PutMetricStreamFluentBuilder

Constructs a fluent builder for the PutMetricStream operation.

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impl Client

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pub fn set_alarm_state(&self) -> SetAlarmStateFluentBuilder

Constructs a fluent builder for the SetAlarmState operation.

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impl Client

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pub fn start_metric_streams(&self) -> StartMetricStreamsFluentBuilder

Constructs a fluent builder for the StartMetricStreams operation.

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impl Client

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pub fn stop_metric_streams(&self) -> StopMetricStreamsFluentBuilder

Constructs a fluent builder for the StopMetricStreams operation.

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impl Client

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pub fn tag_resource(&self) -> TagResourceFluentBuilder

Constructs a fluent builder for the TagResource operation.

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impl Client

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pub fn untag_resource(&self) -> UntagResourceFluentBuilder

Constructs a fluent builder for the UntagResource operation.

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impl Client

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pub fn from_conf(conf: Config) -> Self

Creates a new client from the service Config.

§Panics

This method will panic in the following cases:

  • Retries or timeouts are enabled without a sleep_impl configured.
  • Identity caching is enabled without a sleep_impl and time_source configured.
  • No behavior_version is provided.

The panic message for each of these will have instructions on how to resolve them.

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pub fn config(&self) -> &Config

Returns the client’s configuration.

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impl Client

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pub fn new(sdk_config: &SdkConfig) -> Self

Creates a new client from an SDK Config.

§Panics
  • This method will panic if the sdk_config is missing an async sleep implementation. If you experience this panic, set the sleep_impl on the Config passed into this function to fix it.
  • This method will panic if the sdk_config is missing an HTTP connector. If you experience this panic, set the http_connector on the Config passed into this function to fix it.
  • This method will panic if no BehaviorVersion is provided. If you experience this panic, set behavior_version on the Config or enable the behavior-version-latest Cargo feature.

Trait Implementations§

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impl Clone for Client

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fn clone(&self) -> Client

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for Client

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

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impl Freeze for Client

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impl !RefUnwindSafe for Client

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impl Send for Client

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impl Sync for Client

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impl Unpin for Client

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impl !UnwindSafe for Client

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where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

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where T: ?Sized,

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fn borrow(&self) -> &T

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where T: ?Sized,

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where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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where F: FnOnce(&Self) -> bool,

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