Cargo.lock

@@ -864,6 +864,7 @@ version = "0.1.0"
 dependencies = [
  "anyhow",
  "env_logger",
+ "futures",
  "k8s-openapi",
  "kube",
  "log",

Cargo.toml

@@ -15,3 +15,4 @@ schemars = "0.8.12"
 tokio = { version = "1.28.0", features = ["full"] }
 kube = { version = "0.82.2", features = ["runtime", "derive"] }
 k8s-openapi = { version = "0.18.0", features = ["v1_26"] } # TODO : switch to v1_27
+futures = "0.3.28"

src/main.rs

@@ -1,4 +1,7 @@
-use kube::Client;
+use futures::TryStreamExt;
+use kube::{Api, Client};
+use kube::runtime::{watcher, WatchStreamExt};
+use minio_operator::crd::MinioBucket;
 
 #[tokio::main]
 async fn main() -> anyhow::Result<()> {
@@ -6,5 +9,25 @@ async fn main() -> anyhow::Result<()> {
 
     let client = Client::try_default().await?;
 
+    let buckets: Api<MinioBucket> = Api::default_namespaced(client.clone());
+
+    // Listen for events / buckets creation or update (deletion is not supported)
+    let wc = watcher::Config::default();
+    let bw = watcher(buckets, wc).applied_objects();
+    futures::pin_mut!(bw);
+
+    while let Some(b) = bw.try_next().await? {
+        if let Err(e) = apply_bucket(&b, &client).await {
+            log::error!("Failed to apply desired configuration for applied bucket {} : {}", b.spec.name, e)
+        }
+    }
+
     Ok(())
 }
+
+
+/// Make sure a bucket is compliant with a desired configuration
+async fn apply_bucket(b: &MinioBucket, _client: &Client) -> anyhow::Result<()> {
+    log::info!("Apply configuration for bucket {}", b.spec.name);
+    Ok(())
+}

test/first-test.yaml

@@ -22,4 +22,4 @@ metadata:
 spec:
   instance: my-minio-instance
   name: first-bucket
-  secret: bucket-secret
+  secret: first-bucket-secret

test/second-bucket.yaml

@@ -0,0 +1,9 @@
+---
+apiVersion: "communiquons.org/v1"
+kind: MinioBucket
+metadata:
+  name: second-bucket
+spec:
+  instance: my-minio-instance
+  name: second-bucket
+  secret: second-bucket-secret