feat: add replicas

Signed-off-by: kjuulh <contact@kjuulh.io>

crates/cuddle-clusters/src/catalog/cluster_vars.rs

@@ -17,6 +17,7 @@ pub struct ClusterVariables {
     env: ClusterEnv,
     name: String,
     namespace: String,
+    replicas: u64,
 }
 
 #[derive(Default)]
@@ -36,7 +37,10 @@ impl Component for ClusterVars {
         environment: &str,
         value: &serde_yaml::Value,
     ) -> Option<anyhow::Result<minijinja::Value>> {
-        let mut vars = ClusterVariables::default();
+        let mut vars = ClusterVariables {
+            replicas: 3,
+            ..Default::default()
+        };
 
         // TODO: actually extract values
 
@@ -52,6 +56,12 @@ impl Component for ClusterVars {
                     }
                 }
             }
+
+            if let Some(replicas) = mapping.get("replicas") {
+                if let Some(replicas) = replicas.as_u64() {
+                    vars.replicas = replicas;
+                }
+            }
         }
 
         vars.name = environment.into();
@@ -67,6 +77,7 @@ impl minijinja::value::Object for ClusterVariables {
             "env" => minijinja::Value::from_object(self.env.clone()),
             "name" => minijinja::Value::from_safe_string(self.name.clone()),
             "namespace" => minijinja::Value::from_safe_string(self.namespace.clone()),
+            "replicas" => minijinja::Value::from_safe_string(self.replicas.to_string()),
             _ => return None,
         };
 

crates/cuddle-clusters/tests/tests.rs

@@ -68,17 +68,8 @@ async fn with_cuddle_vars() -> anyhow::Result<()> {
 }
 
 #[tokio::test]
-async fn with_actual_deployment() -> anyhow::Result<()> {
+async fn with_cluster_vars() -> anyhow::Result<()> {
-    let current_dir = std::env::current_dir()?.join("tests/with_cuddle_vars");
+    run_test_with_components("with_cluster_vars", vec![ClusterVars::default()]).await?;
-
-    run_test_with_components(
-        "with_actual_deployment",
-        vec![
-            CuddleVars::new(&current_dir).await?.into_component(),
-            ClusterVars::default().into_component(),
-        ],
-    )
-    .await?;
 
     Ok(())
 }

crates/cuddle-clusters/tests/with_actual_deployment/cuddle.yaml

@@ -1,15 +0,0 @@
-vars:
-  service: service
-  some:
-    nested:
-      item: something
-  array:
-    - item: item
-      
-
-cuddle/clusters:
-  dev:
-    env:
-      something: thing
-      nested.item: item
-      

crates/cuddle-clusters/tests/with_actual_deployment/expected/dev/configmap.yaml

@@ -1,8 +0,0 @@
-apiVersion: v1
-kind: ConfigMap
-metadata:
-  name: service-config
-data:
-  environment:
-    NESTED_ITEM: item
-    SOMETHING: thing

crates/cuddle-clusters/tests/with_actual_deployment/expected/dev/deployment.yaml

@@ -1,37 +0,0 @@
-apiVersion: apps/v1
-kind: Deployment
-metadata:
-  labels:
-    app: service
-    cluster: dev
-  name: service
-  namespace: dev
-spec:
-  replicas: 3
-  selector:
-    matchLabels:
-      app: service
-      cluster: dev
-  template:
-    metadata:
-      labels:
-        app: service
-        cluster: dev
-    spec:
-      containers:
-      - args:
-        - serve
-        command:
-        - service
-        image: kasperhermansen/service:main-1715336504
-        name: service
-        envFrom:
-        - configMapRef:
-            name: service-config
-        ports:
-        - containerPort: 3000
-          name: external-http
-        - containerPort: 3001
-          name: internal-http
-        - containerPort: 3002
-          name: internal-grpc

crates/cuddle-clusters/tests/with_cluster_vars/cuddle.yaml

@@ -0,0 +1,12 @@
+vars:
+
+cuddle/clusters:
+  dev:
+    replicas: 1
+    env:
+      something.something: something
+      something:
+        # ignored
+        vault: true
+  prod:
+    env:

crates/cuddle-clusters/tests/with_cluster_vars/expected/dev/some.yaml

@@ -0,0 +1,5 @@
+name: dev
+namespace: dev
+replicas: 1
+items:
+  - something.something

crates/cuddle-clusters/tests/with_cluster_vars/expected/prod/some.yaml

@@ -0,0 +1,4 @@
+name: prod
+namespace: prod
+replicas: 3
+items:

crates/cuddle-clusters/tests/with_cluster_vars/templates/clusters/some.yaml.jinja2

@@ -0,0 +1,8 @@
+name: {{ vars.cluster_vars.name }}
+namespace: {{ vars.cluster_vars.namespace }}
+replicas: {{ vars.cluster_vars.replicas }}
+items:
+  {%- for val in vars.cluster_vars.env %}
+  - {{val}}
+  {%- endfor %}
+