added remaining ECS fields to the useragent

CHANGELOG.md

@@ -10,6 +10,8 @@ release.
 ### Breaking
 
 ### Features
+- Add remaining ECS fields to the user-agent namespace
+  ([#452](https://github.com/open-telemetry/semantic-conventions/pull/452/))
 
 ### Fixes
 

docs/attributes-registry/user-agent.md

@@ -8,5 +8,12 @@
 <!-- semconv registry.user_agent(omit_requirement_level) -->
 | Attribute  | Type | Description  | Examples  |
 |---|---|---|---|
+| `user_agent.device.name` | string | Name of the device extracted from original | `iPhone` |
+| `user_agent.name` | string | Name of the user-agent extracted from original. Usually refers to the browser's name [1] | `Safari` |
 | `user_agent.original` | string | ![Stable](https://img.shields.io/badge/-stable-lightgreen)<br>Value of the [HTTP User-Agent](https://www.rfc-editor.org/rfc/rfc9110.html#field.user-agent) header sent by the client. | `CERN-LineMode/2.15 libwww/2.17b3`; `Mozilla/5.0 (iPhone; CPU iPhone OS 14_7_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/14.1.2 Mobile/15E148 Safari/604.1` |
+| `user_agent.version` | string | Version of the user-agent extracted from original. Usually refers to the browser's version [2] | `14.1.2` |
+
+**[1]:** [Example](https://www.whatsmyua.info) of extracting browser's name from original string
+
+**[2]:** [Example](https://www.whatsmyua.info) of extracting browser's version from original string
 <!-- endsemconv -->

model/registry/user-agent.yaml

@@ -11,3 +11,22 @@ groups:
           Value of the [HTTP User-Agent](https://www.rfc-editor.org/rfc/rfc9110.html#field.user-agent) header sent by the client.
         examples: ['CERN-LineMode/2.15 libwww/2.17b3',
                    'Mozilla/5.0 (iPhone; CPU iPhone OS 14_7_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/14.1.2 Mobile/15E148 Safari/604.1']
+      - id: device.name
+        type: string
+        brief: >
+          Name of the device extracted from original
+        examples: ['iPhone']
+      - id: name
+        type: string
+        brief: >
+          Name of the user-agent extracted from original. Usually refers to the browser's name
+        examples: ['Safari']
+        note: >
+          [Example](https://www.whatsmyua.info) of extracting browser's name from original string
+      - id: version
+        type: string
+        brief: >
+          Version of the user-agent extracted from original. Usually refers to the browser's version
+        examples: ['14.1.2']
+        note: >
+          [Example](https://www.whatsmyua.info) of extracting browser's version from original string