feat(lts): add resource to manage log metric rule

docs/resources/lts_metric_rule.md

@@ -0,0 +1,245 @@
+---
+subcategory: "Log Tank Service (LTS)"
+layout: "huaweicloud"
+page_title: "HuaweiCloud: huaweicloud_lts_metric_rule"
+description: |-
+  Manages an LTS log metric rule resource within HuaweiCloud.
+---
+
+# huaweicloud_lts_metric_rule
+
+Manages an LTS log metric rule resource within HuaweiCloud.
+
+## Example Usage
+
+```hcl
+variable "metric_rule_name" {}
+variable "log_group_id" {}
+variable "log_stream_id" {}
+variable "sinks_metric_name" {}
+variable "prometheus_instance_name" {}
+variable "prometheus_instance_id" {}
+variable "aggregator_field" {}
+variable "log_filters" {
+  type = list(object({
+    type = string
+    filters = list(object({
+      type  = string
+      key   = string
+      value = string
+    }))
+  }))
+}
+
+resource "huaweicloud_lts_metric_rule" "test" {
+  name          = var.metric_rule_name
+  status        = "enable"
+  log_group_id  = var.log_group_id
+  log_stream_id = var.log_stream_id
+
+  sampler {
+    type  = "random"
+    ratio = "0.5"
+  }
+
+  sinks {
+    type        = "aom"
+    metric_name = var.sinks_metric_name
+    name        = var.prometheus_instance_name
+    instance_id = var.prometheus_instance_id
+  }
+
+  aggregator {
+    type  = "count"
+    field = var.aggregator_field
+  }
+
+  window_size = "PT1M"
+
+  filter {
+    type = "and"
+  
+    dynamic "filters" {
+      for_each = var.log_filters
+      content {
+        type = filters.value.type
+  
+        dynamic "filters" {
+          for_each = filters.value.filters
+          content {
+            type  = filters.value.type
+            key   = filters.value.key
+            value = filters.value.value
+          }
+        }
+      }
+    }
+  }
+}
+```
+
+## Argument Reference
+
+The following arguments are supported:
+
+* `region` - (Optional, String, ForceNew) Specifies the region in which to create the resource.
+  If omitted, the provider-level region will be used.
+  Changing this creates a new resource.
+
+* `name` - (Required, String) Specifies the name of the log metric rule. The name must be unique.  
+  The name contain a maximum of `256` characters, and only English letters, digits, and hyphens (-) are allowed.
+
+* `status` - (Required, String) Specifies the status of the log metric rule.  
+  The valid values are as follows:
+  + **enable**
+  + **disable**
+
+* `log_group_id` - (Required, String) Specifies the log group ID to which the log metric rule belongs.
+
+* `log_stream_id` - (Required, String) Specifies the log stream ID to which the log metric rule belongs.
+
+* `sampler` - (Required, List) Specifies the sampling configuration of the log.
+  The [sampler](#metric_rule_sampler) structure is documented below.
+
+* `sinks` - (Required, List) Specifies the storage location of the generated metrics.
+  The [sinks](#metric_rule_sinks) structure is documented below.
+
+* `aggregator` - (Required, List) Specifies the configuration of log statistics mode.
+  The [aggregator](#metric_rule_aggregator) structure is documented below.
+
+* `window_size` - (Required, String) Specifies the interval time for processing data windows.  
+  The valid values are as follows:
+  + **PT5S**: Indicates `5` seconds.
+  + **PT1M**: Indicates `1` minute.
+  + **PT5M**: Indicates `5` minute.
+
+* `report` - (Optional, Bool) Specifies whether to report data to sinks, defaults to **false**.
+
+* `filter` - (Optional, List) Specifies the configuration of log filtering rule.
+  The [filter](#metric_rule_filter) structure is documented below.
+
+* `description` - (Optional, String) Specifies the description of the log metric rule.
+
+<a name="metric_rule_sampler"></a>
+The `sampler` block supports:
+
+* `type` - (Required, String) Specifies the type of the log sampling.  
+  The valid values are as follows:
+  + **random**: Indicates random sampling of the logs, processing only part of the data.
+  + **none**: Indicates random sampling is disabled and all data is processed.
+
+* `ratio` - (Required, String) Specifies the sampling rate of the log.
+  + If `sampler.type` is set to **random**, the valid value ranges from `0.1` to `1`.
+  + If `sampler.type` is set to **none**, the value is set to `1`.
+
+<a name="metric_rule_sinks"></a>
+The `sinks` block supports:
+
+* `type` - (Required, String) Specifies the type of the stored object.  
+  The valid values are as follows:
+  + **aom**
+
+* `metric_name` - (Required, String) Specifies the name of the generated log metric. The name must be unique.
+  The name only English letters, digits, hyphens (-) and colon(:) are allowed, and must start with an English letter.
+
+* `name` - (Optional, String) Specifies the name of the AOM Prometheus common instance.  
+  This parameter is required and available only when the `sinks.type` parameter is set to **aom**.
+
+* `instance_id` - (Optional, String) Specifies the ID of the AOM Prometheus common instance.  
+  This parameter is required and available only when the `sinks.type` parameter is set to **aom**.
+
+<a name="metric_rule_aggregator"></a>
+The `aggregator` block supports:
+
+* `type` - (Required, String) Specifies the type of the log statistics.  
+  The valid values are as follows:
+  + **count**: Indicates the number of the logs.
+  + **countKeyword**: Indicates the number of times the keyword appears.
+  + **max**: Indicates the maximum value ​​of the specified field.
+  + **min**: Indicates the minimum value ​​of the specified field.
+  + **avg**: Indicates the average value ​​of the specified field.
+  + **sum**: Indicates the sum value ​​of the specified field.
+  + **p50**: Indicates the value below which `50%` of the data falls.
+  + **p70**: Indicates the value below which `75%` of the data falls.
+  + **p90**: Indicates the value below which `90%`of the data falls.
+  + **p95**: Indicates the value below which `95%` of the data falls.
+  + **p99**: Indicates the value below which `99%` of the data falls.
+
+* `field` - (Required, String) Specifies the field of the log statistics.
+
+* `group_by` - (Optional, List) Specifies the list of the group fields of the log statistics.
+
+* `keyword` - (Optional, String) Specifies the keyword of the log statistics. The keyword is case sensitive.  
+  This parameter is required and available only when the `aggregator.type` parameter is set to **countKeyword**.
+
+<a name="metric_rule_filter"></a>
+The `filter` block supports:
+
+* `type` - (Optional, String) Specifies the filter type of the log.  
+  The parameter must be used together with `filter.filters`.  
+  The valid values are as follows:
+  + **or**
+  + **and**
+
+* `filters` - (Optional, List) Specifies the list of log filtering rule groups.
+  The [filters](#metric_rule_filter_groups) structure is documented below.
+
+<a name="metric_rule_filter_groups"></a>
+The `filters` block supports:
+
+* `type` - (Optional, String) Specifies the filter type of the log.  
+  The parameter must be used together with `filter.filters.filters`.  
+  The valid values are as follows:
+  + **or**
+  + **and**
+
+* `filters` - (Optional, List) Specifies the list of the log filter rule associations.
+  The [filters](#metric_rule_associated_filters) structure is documented below.
+
+<a name="metric_rule_associated_filters"></a>
+The `filters` block supports:
+
+* `key` - (Required, String) Specifies the filter field of the log.
+
+* `type` - (Required, String) Specifies the filter conditions of the log.  
+  The valid values are as follows:
+  + **contains**: Applicable to `string` data type.
+  + **notContains**: Applicable to `string` data type.
+  + **fieldExist**: Applicable to `string` data type.
+  + **fieldNotExist**: Applicable to `string`, `float` and `long` data types.
+  + **equal**: Applicable to `string`, `float` and `long` data types.
+  + **notEqual**: Applicable to `string`, `float` and `long` data types.
+  + **gt**: Applicable to `float` and `long` data types.
+  + **gte**: Applicable to `float` and `long` data types.
+  + **lt**: Applicable to `float` and `long` data types.
+  + **lte**: Applicable to `float` and `long` data types.
+  + **range**: Applicable to `float` and `long` data types.
+  + **outRange**: Applicable to `float` and `long` data types.
+
+* `value` - (Optional, String) Specifies the value corresponding to the log filter field.
+  This parameter is required and available only when the `filters.filters.filters.type` parameter is set to **contains**,
+  **notContains**, **equal**, **notEqual**, **gt**, **gte**, **lt** or **lte**.
+
+* `lower` - (Optional, String) Specifies the minimum value corresponding to the log filter field.  
+  This parameter is required and available only when the `filters.filters.filters.type` parameter is set to **range**
+  or **outRange**.
+
+* `upper` - (Optional, String) Specifies the maximum value corresponding to the log filter field.  
+  This parameter is required and available only when the `filters.filters.filters.type` parameter is set to **range**
+  or **outRange**.
+
+## Attribute Reference
+
+In addition to all arguments above, the following attributes are exported:
+
+* `id` - The resource ID, also log metric rule ID.
+
+* `created_at` - The creation time of the log metric rule, in RFC3339 format.
+
+## Import
+
+The log metric rule resource can be imported using `id`, e.g.
+
+```bash
+$ terraform import huaweicloud_lts_metric_rule.test <id>
+```

huaweicloud/provider.go

@@ -1837,6 +1837,7 @@ func Provider() *schema.Provider {
 			"huaweicloud_lts_host_access":                      lts.ResourceHostAccessConfig(),
 			"huaweicloud_lts_log_converge":                     lts.ResourceLogConverge(),
 			"huaweicloud_lts_log_converge_switch":              lts.ResourceLogConvergeSwitch(),
+			"huaweicloud_lts_metric_rule":                      lts.ResourceMetricRule(),
 			"huaweicloud_lts_stream":                           lts.ResourceLTSStream(),
 			"huaweicloud_lts_structing_template":               lts.ResourceStructConfig(),
 			"huaweicloud_lts_structuring_custom_configuration": lts.ResourceStructCustomConfig(),