r/aws_cloudwatch_composite_alarm: add resource

aws/provider.go

@@ -475,6 +475,7 @@ func Provider() *schema.Provider {
 			"aws_cloudhsm_v2_cluster":                                 resourceAwsCloudHsmV2Cluster(),
 			"aws_cloudhsm_v2_hsm":                                     resourceAwsCloudHsmV2Hsm(),
 			"aws_cognito_resource_server":                             resourceAwsCognitoResourceServer(),
+			"aws_cloudwatch_composite_alarm":                          resourceAwsCloudWatchCompositeAlarm(),
 			"aws_cloudwatch_metric_alarm":                             resourceAwsCloudWatchMetricAlarm(),
 			"aws_cloudwatch_dashboard":                                resourceAwsCloudWatchDashboard(),
 			"aws_codedeploy_app":                                      resourceAwsCodeDeployApp(),

aws/resource_aws_cloudwatch_composite_alarm.go

@@ -0,0 +1,269 @@
+package aws
+
+import (
+	"context"
+	"log"
+
+	"github.com/aws/aws-sdk-go/aws"
+	"github.com/aws/aws-sdk-go/service/cloudwatch"
+	"github.com/hashicorp/terraform-plugin-sdk/v2/diag"
+	"github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema"
+	"github.com/hashicorp/terraform-plugin-sdk/v2/helper/validation"
+
+	"github.com/terraform-providers/terraform-provider-aws/aws/internal/keyvaluetags"
+)
+
+func resourceAwsCloudWatchCompositeAlarm() *schema.Resource {
+	return &schema.Resource{
+		CreateContext: resourceAwsCloudWatchCompositeAlarmCreate,
+		ReadContext:   resourceAwsCloudWatchCompositeAlarmRead,
+		UpdateContext: resourceAwsCloudWatchCompositeAlarmUpdate,
+		DeleteContext: resourceAwsCloudWatchCompositeAlarmDelete,
+
+		Importer: &schema.ResourceImporter{
+			StateContext: schema.ImportStatePassthroughContext,
+		},
+
+		Schema: map[string]*schema.Schema{
+			"actions_enabled": {
+				Type:     schema.TypeBool,
+				Optional: true,
+				Default:  true,
+			},
+			"alarm_actions": {
+				Type:     schema.TypeSet,
+				Optional: true,
+				Set:      schema.HashString,
+				MaxItems: 5,
+				Elem: &schema.Schema{
+					Type:         schema.TypeString,
+					ValidateFunc: validateArn,
+				},
+			},
+			"alarm_description": {
+				Type:         schema.TypeString,
+				Optional:     true,
+				ValidateFunc: validation.StringLenBetween(0, 1024),
+			},
+			"alarm_name": {
+				Type:         schema.TypeString,
+				Required:     true,
+				ForceNew:     true,
+				ValidateFunc: validation.StringLenBetween(0, 255),
+			},
+			"alarm_rule": {
+				Type:         schema.TypeString,
+				Required:     true,
+				ValidateFunc: validation.StringLenBetween(1, 10240),
+			},
+			"arn": {
+				Type:     schema.TypeString,
+				Computed: true,
+			},
+			"insufficient_data_actions": {
+				Type:     schema.TypeSet,
+				Optional: true,
+				Set:      schema.HashString,
+				MaxItems: 5,
+				Elem: &schema.Schema{
+					Type:         schema.TypeString,
+					ValidateFunc: validateArn,
+				},
+			},
+			"ok_actions": {
+				Type:     schema.TypeSet,
+				Optional: true,
+				Set:      schema.HashString,
+				MaxItems: 5,
+				Elem: &schema.Schema{
+					Type:         schema.TypeString,
+					ValidateFunc: validateArn,
+				},
+			},
+			"tags": tagsSchema(),
+		},
+	}
+}
+
+func resourceAwsCloudWatchCompositeAlarmCreate(
+	ctx context.Context,
+	d *schema.ResourceData,
+	meta interface{},
+) diag.Diagnostics {
+	conn := meta.(*AWSClient).cloudwatchconn
+	name := d.Get("alarm_name").(string)
+
+	input := expandAwsCloudWatchPutCompositeAlarmInput(d)
+	_, err := conn.PutCompositeAlarmWithContext(ctx, &input)
+	if err != nil {
+		return diag.Errorf("create composite alarm: %s", err)
+	}
+
+	log.Printf("[INFO] Created Composite Alarm %s.", name)
+	d.SetId(name)
+
+	return resourceAwsCloudWatchCompositeAlarmRead(ctx, d, meta)
+}
+
+func resourceAwsCloudWatchCompositeAlarmRead(
+	ctx context.Context,
+	d *schema.ResourceData,
+	meta interface{},
+) diag.Diagnostics {
+	conn := meta.(*AWSClient).cloudwatchconn
+	ignoreTagsConfig := meta.(*AWSClient).IgnoreTagsConfig
+	name := d.Id()
+
+	alarm, ok, err := getAwsCloudWatchCompositeAlarm(ctx, conn, name)
+	switch {
+	case err != nil:
+		return diag.FromErr(err)
+	case !ok:
+		log.Printf("[WARN] Composite alarm %s has disappeared!", name)
+		d.SetId("")
+		return nil
+	}
+
+	d.Set("actions_enabled", alarm.ActionsEnabled)
+
+	if err := d.Set("alarm_actions", flattenStringSet(alarm.AlarmActions)); err != nil {
+		return diag.Errorf("set alarm_actions: %s", err)
+	}
+
+	d.Set("alarm_description", alarm.AlarmDescription)
+	d.Set("alarm_name", alarm.AlarmName)
+	d.Set("alarm_rule", alarm.AlarmRule)
+	d.Set("arn", alarm.AlarmArn)
+
+	if err := d.Set("insufficient_data_actions", flattenStringSet(alarm.InsufficientDataActions)); err != nil {
+		return diag.Errorf("set insufficient_data_actions: %s", err)
+	}
+
+	if err := d.Set("ok_actions", flattenStringSet(alarm.OKActions)); err != nil {
+		return diag.Errorf("set ok_actions: %s", err)
+	}
+
+	tags, err := keyvaluetags.CloudwatchListTags(conn, aws.StringValue(alarm.AlarmArn))
+	if err != nil {
+		return diag.Errorf("list tags of alarm: %s", err)
+	}
+
+	if err := d.Set("tags", tags.IgnoreAws().IgnoreConfig(ignoreTagsConfig).Map()); err != nil {
+		return diag.Errorf("set tags: %s", err)
+	}
+
+	return nil
+}
+
+func resourceAwsCloudWatchCompositeAlarmUpdate(
+	ctx context.Context,
+	d *schema.ResourceData,
+	meta interface{},
+) diag.Diagnostics {
+	conn := meta.(*AWSClient).cloudwatchconn
+	name := d.Id()
+
+	log.Printf("[INFO] Updating Composite Alarm %s...", name)
+
+	input := expandAwsCloudWatchPutCompositeAlarmInput(d)
+	_, err := conn.PutCompositeAlarmWithContext(ctx, &input)
+	if err != nil {
+		return diag.Errorf("create composite alarm: %s", err)
+	}
+
+	arn := d.Get("arn").(string)
+	if d.HasChange("tags") {
+		o, n := d.GetChange("tags")
+
+		if err := keyvaluetags.CloudwatchUpdateTags(conn, arn, o, n); err != nil {
+			return diag.Errorf("update tags: %s", err)
+		}
+	}
+
+	return resourceAwsCloudWatchCompositeAlarmRead(ctx, d, meta)
+}
+
+func resourceAwsCloudWatchCompositeAlarmDelete(
+	ctx context.Context,
+	d *schema.ResourceData,
+	meta interface{},
+) diag.Diagnostics {
+	conn := meta.(*AWSClient).cloudwatchconn
+	name := d.Id()
+
+	log.Printf("[INFO] Deleting Composite Alarm %s...", name)
+
+	input := cloudwatch.DeleteAlarmsInput{
+		AlarmNames: aws.StringSlice([]string{name}),
+	}
+
+	_, err := conn.DeleteAlarmsWithContext(ctx, &input)
+	switch {
+	case isAWSErr(err, "ResourceNotFound", ""):
+		log.Printf("[WARN] Composite Alarm %s has disappeared!", name)
+		return nil
+	case err != nil:
+		return diag.FromErr(err)
+	}
+
+	return nil
+}
+
+func expandAwsCloudWatchPutCompositeAlarmInput(d *schema.ResourceData) cloudwatch.PutCompositeAlarmInput {
+	out := cloudwatch.PutCompositeAlarmInput{}
+
+	if v, ok := d.GetOk("actions_enabled"); ok {
+		out.ActionsEnabled = aws.Bool(v.(bool))
+	}
+
+	if v, ok := d.GetOk("alarm_actions"); ok {
+		out.AlarmActions = expandStringSet(v.(*schema.Set))
+	}
+
+	if v, ok := d.GetOk("alarm_description"); ok {
+		out.AlarmDescription = aws.String(v.(string))
+	}
+
+	if v, ok := d.GetOk("alarm_name"); ok {
+		out.AlarmName = aws.String(v.(string))
+	}
+
+	if v, ok := d.GetOk("alarm_rule"); ok {
+		out.AlarmRule = aws.String(v.(string))
+	}
+
+	if v, ok := d.GetOk("insufficient_data_actions"); ok {
+		out.InsufficientDataActions = expandStringSet(v.(*schema.Set))
+	}
+
+	if v, ok := d.GetOk("ok_actions"); ok {
+		out.OKActions = expandStringSet(v.(*schema.Set))
+	}
+
+	if v, ok := d.GetOk("tags"); ok {
+		out.Tags = keyvaluetags.New(v.(map[string]interface{})).IgnoreAws().CloudwatchTags()
+	}
+
+	return out
+}
+
+func getAwsCloudWatchCompositeAlarm(
+	ctx context.Context,
+	conn *cloudwatch.CloudWatch,
+	name string,
+) (*cloudwatch.CompositeAlarm, bool, error) {
+	input := cloudwatch.DescribeAlarmsInput{
+		AlarmNames: aws.StringSlice([]string{name}),
+		AlarmTypes: aws.StringSlice([]string{cloudwatch.AlarmTypeCompositeAlarm}),
+	}
+
+	output, err := conn.DescribeAlarmsWithContext(ctx, &input)
+	switch {
+	case err != nil:
+		return nil, false, err
+	case len(output.CompositeAlarms) != 1:
+		return nil, false, nil
+	}
+
+	return output.CompositeAlarms[0], true, nil
+}