From f66533aa899a224fc16035cee9a2823d6f346b59 Mon Sep 17 00:00:00 2001
From: tahahawa <tahahawa@gmail.com>
Date: Tue, 6 May 2025 21:17:02 -0400
Subject: [PATCH] add ingress score

---
 Cargo.lock                         |  1 +
 examples/lamp/Cargo.toml           |  1 +
 examples/lamp/src/main.rs          |  9 +++-
 harmony/src/modules/k8s/ingress.rs | 72 ++++++++++++++++++++++++++++++
 harmony/src/modules/k8s/mod.rs     |  1 +
 harmony/src/modules/lamp.rs        | 18 ++++++++
 6 files changed, 101 insertions(+), 1 deletion(-)
 create mode 100644 harmony/src/modules/k8s/ingress.rs

diff --git a/Cargo.lock b/Cargo.lock
index f84d847..ee85ed7 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1032,6 +1032,7 @@ dependencies = [
  "harmony_cli",
  "harmony_macros",
  "harmony_types",
+ "k8s-openapi",
  "log",
  "tokio",
  "url",
diff --git a/examples/lamp/Cargo.toml b/examples/lamp/Cargo.toml
index a433e79..9584ac3 100644
--- a/examples/lamp/Cargo.toml
+++ b/examples/lamp/Cargo.toml
@@ -16,3 +16,4 @@ harmony_macros = { path = "../../harmony_macros" }
 log = { workspace = true }
 env_logger = { workspace = true }
 url = { workspace = true }
+k8s-openapi = { version = "0.24.0", features = ["v1_30"] }
diff --git a/examples/lamp/src/main.rs b/examples/lamp/src/main.rs
index 06d8534..a027c05 100644
--- a/examples/lamp/src/main.rs
+++ b/examples/lamp/src/main.rs
@@ -3,12 +3,19 @@ use harmony::{
     inventory::Inventory,
     maestro::Maestro,
     modules::{
+        k8s::{self, ingress::K8sIngressScore, resource::K8sResourceScore},
+        {
         lamp::{LAMPConfig, LAMPScore},
+    },
         monitoring::monitoring_alerting::MonitoringAlertingStackScore,
     },
-    topology::{K8sAnywhereTopology, Url},
+    topology::{K8sAnywhereTopology, Url, k8s::K8sClient},
 };
 
+use k8s_openapi::{
+    api::networking::v1::{Ingress, IngressRule, IngressSpec, IngressStatus},
+    apimachinery::pkg::apis::meta::v1::ObjectMeta,
+};
 #[tokio::main]
 async fn main() {
     // This here is the whole configuration to
diff --git a/harmony/src/modules/k8s/ingress.rs b/harmony/src/modules/k8s/ingress.rs
new file mode 100644
index 0000000..fb511a7
--- /dev/null
+++ b/harmony/src/modules/k8s/ingress.rs
@@ -0,0 +1,72 @@
+use k8s_openapi::api::networking::v1::Ingress;
+use serde::Serialize;
+use serde_json::json;
+
+use crate::{
+    interpret::Interpret,
+    score::Score,
+    topology::{K8sclient, Topology},
+};
+
+use super::resource::{K8sResourceInterpret, K8sResourceScore};
+
+#[derive(Debug, Clone, Serialize)]
+pub struct K8sIngressScore {
+    pub name: String,
+    pub host: String,
+    pub backend_service: String,
+    pub port: String,
+    pub path: Option<String>,
+    pub path_type: Option<String>,
+    pub namespace: Option<String>,
+}
+
+impl<T: Topology + K8sclient> Score<T> for K8sIngressScore {
+    fn create_interpret(&self) -> Box<dyn Interpret<T>> {
+        let path = match self.path.clone() {
+            Some(p) => p,
+            None => "/".to_string(),
+        };
+        let path_type = match self.path_type.clone() {
+            Some(p) => p,
+            None => "Prefix".to_string(),
+        };
+
+        let ingress = json!(
+            {
+                "metadata": {
+                    "name": self.name
+                },
+                "spec": {
+                    "rules": [
+                        {   "host": self.host,
+                            "http": {
+                                "paths": [
+                                    {
+                                        "path": path,
+                                        "pathType": path_type,
+                                        "backend": [
+                                            {
+                                                "service": self.backend_service,
+                                                "port": self.port
+                                            }
+                                        ]
+                                    }
+                                ]
+                            }
+                        }
+                    ]
+                }
+            }
+        );
+
+        let ingress: Ingress = serde_json::from_value(ingress).unwrap();
+        Box::new(K8sResourceInterpret {
+            score: K8sResourceScore::single(ingress.clone(), self.namespace.clone()),
+        })
+    }
+
+    fn name(&self) -> String {
+        "K8sIngressScore".to_string()
+    }
+}
diff --git a/harmony/src/modules/k8s/mod.rs b/harmony/src/modules/k8s/mod.rs
index 97e238f..90781f9 100644
--- a/harmony/src/modules/k8s/mod.rs
+++ b/harmony/src/modules/k8s/mod.rs
@@ -1,3 +1,4 @@
 pub mod deployment;
+pub mod ingress;
 pub mod namespace;
 pub mod resource;
diff --git a/harmony/src/modules/lamp.rs b/harmony/src/modules/lamp.rs
index 637ba92..df38ead 100644
--- a/harmony/src/modules/lamp.rs
+++ b/harmony/src/modules/lamp.rs
@@ -13,6 +13,7 @@ use log::{debug, info};
 use serde::Serialize;
 
 use crate::config::{REGISTRY_PROJECT, REGISTRY_URL};
+use crate::modules::k8s::ingress::K8sIngressScore;
 use crate::topology::HelmCommand;
 use crate::{
     data::{Id, Version},
@@ -132,6 +133,23 @@ impl<T: Topology + K8sclient + HelmCommand> Interpret<T> for LAMPInterpret {
 
         info!("LAMP deployment_score {deployment_score:?}");
 
+        let lamp_ingress = K8sIngressScore {
+            name: "lamp-ingress".to_string(),
+            host: "test".to_string(),
+            backend_service: "test".to_string(),
+            port: "8080".to_string(),
+            path: None,
+            path_type: None,
+            namespace: self.get_namespace().map(|nbs| nbs.to_string()),
+        };
+
+        lamp_ingress
+            .create_interpret()
+            .execute(inventory, topology)
+            .await?;
+
+        info!("LAMP deployment_score {deployment_score:?}");
+
         Ok(Outcome::success(
             "Successfully deployed LAMP Stack!".to_string(),
         ))