Introduce AWS EC2 metadata instance_life cycle

Author: ouyuran

.chloggen/introduct_instance_life_cycle.yaml

@@ -0,0 +1,29 @@
+# Use this changelog template to create an entry for release notes.
+
+# One of 'breaking', 'deprecation', 'new_component', 'enhancement', 'bug_fix'
+change_type: enhancement
+
+# The name of the component, or a single word describing the area of concern, (e.g. filelogreceiver)
+component: processor/resourcedetectionprocessor
+
+# A brief description of the change.  Surround your text with quotes ("") if it needs to start with a backtick (`).
+note: Introduce instance life cycle metadata to resourcedetectionprocessor AWS EC2.
+
+# Mandatory: One or more tracking issues related to the change. You can use the PR number here if no issue exists.
+issues: [40191]
+
+# (Optional) One or more lines of additional information to render under the primary note.
+# These lines will be padded with 2 spaces and then inserted directly into the document.
+# Use pipe (|) for multiline entries.
+subtext: |
+  As instance life cycle is not part of `cloud` or `host` namespace of semantic conventions,
+  add it to resource specified namespace `aws.ec2`.
+
+# If your change doesn't affect end users or the exported elements of any package,
+# you should instead start your pull request title with [chore] or use the "Skip Changelog" label.
+# Optional: The change log or logs in which this entry should be included.
+# e.g. '[user]' or '[user, api]'
+# Include 'user' if the change is relevant to end users.
+# Include 'api' if there is a change to a library API.
+# Default: '[user]'
+change_logs: [user, api]

internal/metadataproviders/aws/ec2/metadata.go

@@ -16,6 +16,7 @@ type Provider interface {
 	Get(ctx context.Context) (imds.InstanceIdentityDocument, error)
 	Hostname(ctx context.Context) (string, error)
 	InstanceID(ctx context.Context) (string, error)
+	InstanceLifeCycle(ctx context.Context) (string, error)
 }
 
 type metadataClient struct {
@@ -53,6 +54,10 @@ func (c *metadataClient) Hostname(ctx context.Context) (string, error) {
 	return c.getMetadata(ctx, "hostname")
 }
 
+func (c *metadataClient) InstanceLifeCycle(ctx context.Context) (string, error) {
+	return c.getMetadata(ctx, "instance-life-cycle")
+}
+
 func (c *metadataClient) Get(ctx context.Context) (imds.InstanceIdentityDocument, error) {
 	output, err := c.client.GetInstanceIdentityDocument(ctx, &imds.GetInstanceIdentityDocumentInput{})
 	if err != nil {

processor/resourcedetectionprocessor/internal/aws/ec2/documentation.md

@@ -8,6 +8,7 @@
 
 | Name | Description | Values | Enabled |
 | ---- | ----------- | ------ | ------- |
+| aws.ec2.instance_life_cycle | The EC2 instance life cycle | Any Str | true |
 | cloud.account.id | The cloud account id | Any Str | true |
 | cloud.availability_zone | The cloud availability zone | Any Str | true |
 | cloud.platform | The cloud platform | Any Str | true |

processor/resourcedetectionprocessor/internal/aws/ec2/ec2.go

@@ -105,6 +105,12 @@ func (d *Detector) Detect(ctx context.Context) (resource pcommon.Resource, schem
 		return pcommon.NewResource(), "", fmt.Errorf("failed getting hostname: %w", err)
 	}
 
+	instanceLifeCycle, err := d.metadataProvider.InstanceLifeCycle(ctx)
+	if err != nil {
+		return pcommon.NewResource(), "", fmt.Errorf("failed getting instance life cycle: %w", err)
+	}
+
+	d.rb.SetAwsEc2InstanceLifeCycle(instanceLifeCycle)
 	d.rb.SetCloudProvider(conventions.CloudProviderAWS.Value.AsString())
 	d.rb.SetCloudPlatform(conventions.CloudPlatformAWSEC2.Value.AsString())
 	d.rb.SetCloudRegion(meta.Region)

processor/resourcedetectionprocessor/internal/aws/ec2/internal/metadata/generated_config.go

@@ -1,6 +1,8 @@
 default:
 all_set:
   resource_attributes:
+    aws.ec2.instance_life_cycle:
+      enabled: true
     cloud.account.id:
       enabled: true
     cloud.availability_zone:
@@ -21,6 +23,8 @@ all_set:
       enabled: true
 none_set:
   resource_attributes:
+    aws.ec2.instance_life_cycle:
+      enabled: false
     cloud.account.id:
       enabled: false
     cloud.availability_zone:

processor/resourcedetectionprocessor/internal/aws/ec2/internal/metadata/generated_config_test.go

@@ -3,6 +3,10 @@ type: resourcedetectionprocessor/ec2
 parent: resourcedetection
 
 resource_attributes:
+  aws.ec2.instance_life_cycle:
+    description: The EC2 instance life cycle
+    type: string
+    enabled: true
   host.name:
     description: The hostname
     type: string