feat: adding kubernetes implentation of tenant manager

harmony/src/domain/topology/k8s_anywhere.rs

@@ -15,9 +15,7 @@ use crate::{
 };
 
 use super::{
-    HelmCommand, K8sclient, Topology,
+    k8s::K8sClient, tenant::{k8s::K8sTenantManager, ResourceLimits, TenantConfig, TenantManager, TenantNetworkPolicy}, HelmCommand, K8sclient, Topology
-    k8s::K8sClient,
-    tenant::{ResourceLimits, TenantConfig, TenantManager, TenantNetworkPolicy},
 };
 
 struct K8sState {
@@ -34,8 +32,10 @@ enum K8sSource {
 
 pub struct K8sAnywhereTopology {
     k8s_state: OnceCell<Option<K8sState>>,
+    tenant_manager: K8sTenantManager,
 }
 
+
 #[async_trait]
 impl K8sclient for K8sAnywhereTopology {
     async fn k8s_client(&self) -> Result<Arc<K8sClient>, String> {
@@ -216,80 +216,29 @@ impl Topology for K8sAnywhereTopology {
 
 impl HelmCommand for K8sAnywhereTopology {}
 
+#[async_trait]
 impl TenantManager for K8sAnywhereTopology {
-    fn provision_tenant<'life0, 'life1, 'async_trait>(
+    async fn provision_tenant(&self, config: &TenantConfig) -> Result<(), ExecutorError> {
-        &'life0 self,
+        self.tenant_manager.provision_tenant(config).await
-        config: &'life1 TenantConfig,
-    ) -> ::core::pin::Pin<
-        Box<
-            dyn ::core::future::Future<Output = Result<(), ExecutorError>>
-                + ::core::marker::Send
-                + 'async_trait,
-        >,
-    >
-    where
-        'life0: 'async_trait,
-        'life1: 'async_trait,
-        Self: 'async_trait,
-    {
-        todo!()
     }
 
-    fn update_tenant_resource_limits<'life0, 'life1, 'life2, 'async_trait>(
+    async fn update_tenant_resource_limits(
-        &'life0 self,
+        &self,
-        tenant_name: &'life1 str,
+        tenant_name: &str,
-        new_limits: &'life2 ResourceLimits,
+        new_limits: &ResourceLimits,
-    ) -> ::core::pin::Pin<
+    ) -> Result<(), ExecutorError> {
-        Box<
+        self.tenant_manager.update_tenant_resource_limits(tenant_name, new_limits).await
-            dyn ::core::future::Future<Output = Result<(), ExecutorError>>
-                + ::core::marker::Send
-                + 'async_trait,
-        >,
-    >
-    where
-        'life0: 'async_trait,
-        'life1: 'async_trait,
-        'life2: 'async_trait,
-        Self: 'async_trait,
-    {
-        todo!()
     }
 
-    fn update_tenant_network_policy<'life0, 'life1, 'life2, 'async_trait>(
+    async fn update_tenant_network_policy(
-        &'life0 self,
+        &self,
-        tenant_name: &'life1 str,
+        tenant_name: &str,
-        new_policy: &'life2 TenantNetworkPolicy,
+        new_policy: &TenantNetworkPolicy,
-    ) -> ::core::pin::Pin<
+    ) -> Result<(), ExecutorError> {
-        Box<
+        self.tenant_manager.update_tenant_network_policy(tenant_name, new_policy).await
-            dyn ::core::future::Future<Output = Result<(), ExecutorError>>
-                + ::core::marker::Send
-                + 'async_trait,
-        >,
-    >
-    where
-        'life0: 'async_trait,
-        'life1: 'async_trait,
-        'life2: 'async_trait,
-        Self: 'async_trait,
-    {
-        todo!()
     }
 
-    fn deprovision_tenant<'life0, 'life1, 'async_trait>(
+    async fn deprovision_tenant(&self, tenant_name: &str) -> Result<(), ExecutorError> {
-        &'life0 self,
+        self.tenant_manager.deprovision_tenant(tenant_name).await
-        tenant_name: &'life1 str,
-    ) -> ::core::pin::Pin<
-        Box<
-            dyn ::core::future::Future<Output = Result<(), ExecutorError>>
-                + ::core::marker::Send
-                + 'async_trait,
-        >,
-    >
-    where
-        'life0: 'async_trait,
-        'life1: 'async_trait,
-        Self: 'async_trait,
-    {
-        todo!()
     }
 }

harmony/src/domain/topology/tenant/k8s.rs

@@ -0,0 +1,88 @@
+use std::sync::Arc;
+
+use crate::{executors::ExecutorError, topology::k8s::K8sClient};
+use async_trait::async_trait;
+use k8s_openapi::api::core::v1::Namespace;
+use serde_json::json;
+
+use super::{ResourceLimits, TenantConfig, TenantManager, TenantNetworkPolicy};
+
+pub struct K8sTenantManager {
+    k8s_client: Arc<K8sClient>,
+}
+
+#[async_trait]
+impl TenantManager for K8sTenantManager {
+    async fn provision_tenant(&self, config: &TenantConfig) -> Result<(), ExecutorError> {
+        let namespace = json!(
+            {
+                "apiVersion": "v1",
+                "kind": "Namespace",
+                "metadata": {
+                    "labels": {
+                        "harmony.nationtech.io/tenant.id": config.id,
+                        "name": config.name,
+
+                    },
+                "name": config.name,
+                },
+            }
+        );
+       todo!("Validate that when tenant already exists (by id) that name has not changed"); 
+
+       let namespace: Namespace = serde_json::from_value(namespace).unwrap();
+
+
+       let resource_quota = json!(
+            {
+              "apiVersion": "v1",
+              "kind": "List",
+              "items": [
+                {
+                  "apiVersion": "v1",
+                  "kind": "ResourceQuota",
+                  "metadata": {
+                    "name": config.name
+                  },
+                  "spec": {
+                    "hard": {
+                      "cpu": config.resource_limits.cpu_limit_cores,
+                      "memory": format!("{:.3}Gi", config.resource_limits.memory_limit_gb),
+                    },
+                    "scopeSelector": {
+                      "matchExpressions": [
+                        {
+                          "operator": "In",
+                          "scopeName": "PriorityClass",
+                          "values": ["high"]
+                        }
+                      ]
+                    }
+                  }
+                }
+              ]
+            }
+
+           );
+    }
+
+    async fn update_tenant_resource_limits(
+        &self,
+        tenant_name: &str,
+        new_limits: &ResourceLimits,
+    ) -> Result<(), ExecutorError> {
+        todo!()
+    }
+
+    async fn update_tenant_network_policy(
+        &self,
+        tenant_name: &str,
+        new_policy: &TenantNetworkPolicy,
+    ) -> Result<(), ExecutorError> {
+        todo!()
+    }
+
+    async fn deprovision_tenant(&self, tenant_name: &str) -> Result<(), ExecutorError> {
+        todo!()
+    }
+}

harmony/src/domain/topology/tenant/mod.rs

@@ -1,4 +1,5 @@
 mod manager;
+pub mod k8s;
 pub use manager::*;
 use serde::{Deserialize, Serialize};
 
@@ -29,17 +30,17 @@ pub struct TenantConfig {
 #[derive(Debug, Clone, PartialEq, Serialize, Deserialize, Default)]
 pub struct ResourceLimits {
     /// Requested/guaranteed CPU cores (e.g., 2.0).
-    pub cpu_request_cores: Option<f32>,
+    pub cpu_request_cores: f32,
     /// Maximum CPU cores the tenant can burst to (e.g., 4.0).
-    pub cpu_limit_cores: Option<f32>,
+    pub cpu_limit_cores: f32,
 
     /// Requested/guaranteed memory in Gigabytes (e.g., 8.0).
-    pub memory_request_gb: Option<f32>,
+    pub memory_request_gb: f32,
     /// Maximum memory in Gigabytes tenant can burst to (e.g., 16.0).
-    pub memory_limit_gb: Option<f32>,
+    pub memory_limit_gb: f32,
 
     /// Total persistent storage allocation in Gigabytes across all volumes.
-    pub storage_total_gb: Option<f32>,
+    pub storage_total_gb: f32,
 }
 
 #[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]