Add metadata and headers to Object Store

Signed-off-by: Tomasz Pietrek <tomasz@nats.io>

async-nats/src/jetstream/object_store/mod.rs

@@ -12,7 +12,7 @@
 // limitations under the License.
 
 //! Object Store module
-use std::collections::VecDeque;
+use std::collections::{HashMap, VecDeque};
 use std::fmt::Display;
 use std::{cmp, str::FromStr, task::Poll, time::Duration};
 
@@ -358,6 +358,8 @@ impl ObjectStore {
             digest: Some(format!("SHA-256={}", URL_SAFE.encode(digest))),
             modified: Some(OffsetDateTime::now_utc()),
             deleted: false,
+            metadata: object_meta.metadata,
+            headers: object_meta.headers,
         };
 
         let mut headers = HeaderMap::new();
@@ -722,6 +724,8 @@ impl ObjectStore {
             modified: Some(OffsetDateTime::now_utc()),
             digest: None,
             deleted: false,
+            metadata: HashMap::default(),
+            headers: None,
         };
         publish_meta(self, &info).await?;
         Ok(info)
@@ -785,6 +789,8 @@ impl ObjectStore {
             modified: Some(OffsetDateTime::now_utc()),
             digest: None,
             deleted: false,
+            metadata: HashMap::default(),
+            headers: None,
         };
         publish_meta(self, &info).await?;
         Ok(info)
@@ -1072,6 +1078,12 @@ pub struct ObjectInfo {
     /// A short human readable description of the object.
     #[serde(default)]
     pub description: Option<String>,
+    /// Metadata for given object.
+    #[serde(default)]
+    pub metadata: HashMap<String, String>,
+    /// Headers for given object.
+    #[serde(default)]
+    pub headers: Option<HeaderMap>,
     /// Link this object points to, if any.
     #[serde(default)]
     pub options: Option<ObjectOptions>,
@@ -1127,6 +1139,10 @@ pub struct ObjectMetadata {
     pub description: Option<String>,
     /// Max chunk size. Default is 128k.
     pub chunk_size: Option<usize>,
+    /// Metadata for given object.
+    pub metadata: HashMap<String, String>,
+    /// Headers for given object.
+    pub headers: Option<HeaderMap>,
 }
 
 impl From<&str> for ObjectMetadata {
@@ -1158,6 +1174,8 @@ impl From<ObjectInfo> for ObjectMetadata {
         ObjectMetadata {
             name: info.name,
             description: info.description,
+            metadata: info.metadata,
+            headers: info.headers,
             chunk_size: None,
         }
     }

async-nats/tests/object_store.rs

@@ -12,11 +12,14 @@
 // limitations under the License.
 
 mod object_store {
-    use std::{io, time::Duration};
-
-    use async_nats::jetstream::{
-        object_store::{AddLinkErrorKind, ObjectMetadata, UpdateMetadata},
-        stream::DirectGetErrorKind,
+    use std::{collections::HashMap, io, time::Duration};
+
+    use async_nats::{
+        jetstream::{
+            object_store::{AddLinkErrorKind, ObjectMetadata, UpdateMetadata},
+            stream::DirectGetErrorKind,
+        },
+        HeaderMap,
     };
     use base64::Engine;
     use futures::StreamExt;
@@ -88,6 +91,7 @@ mod object_store {
                     name: "BAR".to_string(),
                     description: Some("custom object".to_string()),
                     chunk_size: Some(64 * 1024),
+                    ..Default::default()
                 },
                 &mut bytes.as_slice(),
             )
@@ -217,8 +221,21 @@ mod object_store {
             .await
             .unwrap();
 
+        let metadata = HashMap::from([("foo".to_string(), "bar".to_string())]);
+        let mut headers = HeaderMap::new();
+        headers.append("foo", "bar");
+
         bucket
-            .put("FOO", &mut io::Cursor::new(vec![2, 3, 4, 5]))
+            .put(
+                ObjectMetadata {
+                    name: "FOO".to_string(),
+                    description: Some("description".to_string()),
+                    chunk_size: None,
+                    metadata: metadata.clone(),
+                    headers: Some(headers.clone()),
+                },
+                &mut io::Cursor::new(vec![2, 3, 4, 5]),
+            )
             .await
             .unwrap();
 
@@ -228,6 +245,8 @@ mod object_store {
         assert_eq!(info.name, "FOO");
         assert_eq!(info.bucket, "bucket");
         assert_eq!(info.size, 4);
+        assert_eq!(info.metadata, metadata);
+        assert_eq!(info.headers, Some(headers));
         assert!(!info.deleted);
 
         let modified = info.modified;
@@ -375,6 +394,7 @@ mod object_store {
                     name: "Foo".to_string(),
                     description: Some("foo desc".to_string()),
                     chunk_size: None,
+                    ..Default::default()
                 },
                 &mut "dadada".as_bytes(),
             )