feat: added cert manager capability as well as scores to install openshift subscription to community cert-manager operator

examples/cert_manager/Cargo.toml

@@ -0,0 +1,19 @@
+[package]
+name = "cert_manager"
+edition = "2024"
+version.workspace = true
+readme.workspace = true
+license.workspace = true
+publish = false
+
+[dependencies]
+harmony = { path = "../../harmony" }
+harmony_cli = { path = "../../harmony_cli" }
+harmony_types = { path = "../../harmony_types" }
+cidr = { workspace = true }
+tokio = { workspace = true }
+harmony_macros = { path = "../../harmony_macros" }
+log = { workspace = true }
+env_logger = { workspace = true }
+url = { workspace = true }
+assert_cmd = "2.0.16"

examples/cert_manager/src/main.rs

@@ -0,0 +1,26 @@
+use harmony::{
+    inventory::Inventory,
+    modules::{
+        cert_manager::{
+            capability::CertificateManagementConfig, score_k8s::CertificateManagementScore,
+        },
+        postgresql::{PostgreSQLScore, capability::PostgreSQLConfig},
+    },
+    topology::K8sAnywhereTopology,
+};
+
+#[tokio::main]
+async fn main() {
+    let cert_manager = CertificateManagementScore {
+        config: CertificateManagementConfig {},
+    };
+
+    harmony_cli::run(
+        Inventory::autoload(),
+        K8sAnywhereTopology::from_env(),
+        vec![Box::new(cert_manager)],
+        None,
+    )
+    .await
+    .unwrap();
+}

harmony/src/domain/topology/k8s_anywhere/k8s_anywhere.rs

@@ -17,6 +17,10 @@ use crate::{
     interpret::InterpretStatus,
     inventory::Inventory,
     modules::{
+        cert_manager::{
+            capability::{CertificateManagement, CertificateManagementConfig},
+            operator::CertManagerOperatorScore,
+        },
         k3d::K3DInstallationScore,
         k8s::ingress::{K8sIngressScore, PathType},
         monitoring::{
@@ -359,6 +363,27 @@ impl Serialize for K8sAnywhereTopology {
     }
 }
 
+#[async_trait]
+impl CertificateManagement for K8sAnywhereTopology {
+    async fn install(
+        &self,
+        config: &CertificateManagementConfig,
+    ) -> Result<PreparationOutcome, PreparationError> {
+        let cert_management_operator = CertManagerOperatorScore::default();
+
+        cert_management_operator
+            .interpret(&Inventory::empty(), self)
+            .await
+            .map_err(|e| PreparationError { msg: e.to_string() })?;
+        Ok(PreparationOutcome::Success {
+            details: format!(
+                "Installed cert-manager into ns: {}",
+                cert_management_operator.namespace
+            ),
+        })
+    }
+}
+
 impl K8sAnywhereTopology {
     pub fn from_env() -> Self {
         Self {

harmony/src/modules/cert_manager/capability.rs

@@ -0,0 +1,18 @@
+use async_trait::async_trait;
+use serde::Serialize;
+
+use crate::{
+    interpret::Outcome,
+    topology::{PreparationError, PreparationOutcome},
+};
+
+#[async_trait]
+pub trait CertificateManagement: Send + Sync {
+    async fn install(
+        &self,
+        config: &CertificateManagementConfig,
+    ) -> Result<PreparationOutcome, PreparationError>;
+}
+
+#[derive(Debug, Clone, Serialize)]
+pub struct CertificateManagementConfig {}

harmony/src/modules/cert_manager/mod.rs

@@ -1,3 +1,6 @@
+pub mod capability;
 pub mod cluster_issuer;
 mod helm;
+pub mod operator;
+pub mod score_k8s;
 pub use helm::*;

harmony/src/modules/cert_manager/operator.rs

@@ -0,0 +1,64 @@
+use kube::api::ObjectMeta;
+use serde::Serialize;
+
+use crate::{
+    interpret::Interpret,
+    modules::k8s::{
+        apps::crd::{Subscription, SubscriptionSpec},
+        resource::K8sResourceScore,
+    },
+    score::Score,
+    topology::{K8sclient, Topology, k8s::K8sClient},
+};
+
+/// Install the Cert-Manager Operator via RedHat Community Operators registry.redhat.io/redhat/community-operator-index:v4.19
+/// This Score creates a Subscription CR in the specified namespace
+
+#[derive(Debug, Clone, Serialize)]
+pub struct CertManagerOperatorScore {
+    pub namespace: String,
+    pub channel: String,
+    pub install_plan_approval: String,
+    pub source: String,
+    pub source_namespace: String,
+}
+
+impl Default for CertManagerOperatorScore {
+    fn default() -> Self {
+        Self {
+            namespace: "openshift-operators".to_string(),
+            channel: "stable".to_string(),
+            install_plan_approval: "Automatic".to_string(),
+            source: "community-operators".to_string(),
+            source_namespace: "openshift-marketplace".to_string(),
+        }
+    }
+}
+
+impl<T: Topology + K8sclient> Score<T> for CertManagerOperatorScore {
+    fn name(&self) -> String {
+        "CertManagerOperatorScore".to_string()
+    }
+
+    fn create_interpret(&self) -> Box<dyn Interpret<T>> {
+        let metadata = ObjectMeta {
+            name: Some("cert-manager".to_string()),
+            namespace: Some(self.namespace.clone()),
+            ..ObjectMeta::default()
+        };
+
+        let spec = SubscriptionSpec {
+            channel: Some(self.channel.clone()),
+            config: None,
+            install_plan_approval: Some(self.install_plan_approval.clone()),
+            name: "cert-manager".to_string(),
+            source: self.source.clone(),
+            source_namespace: self.source_namespace.clone(),
+            starting_csv: None,
+        };
+
+        let subscription = Subscription { metadata, spec };
+
+        K8sResourceScore::single(subscription, Some(self.namespace.clone())).create_interpret()
+    }
+}

harmony/src/modules/cert_manager/score_k8s.rs

@@ -0,0 +1,66 @@
+use async_trait::async_trait;
+use harmony_types::id::Id;
+use serde::Serialize;
+
+use crate::{
+    data::Version,
+    interpret::{Interpret, InterpretError, InterpretName, InterpretStatus, Outcome},
+    inventory::Inventory,
+    modules::cert_manager::capability::{CertificateManagement, CertificateManagementConfig},
+    score::Score,
+    topology::Topology,
+};
+
+#[derive(Debug, Clone, Serialize)]
+pub struct CertificateManagementScore {
+    pub config: CertificateManagementConfig,
+}
+
+impl<T: Topology + CertificateManagement> Score<T> for CertificateManagementScore {
+    fn name(&self) -> String {
+        "CertificateManagementScore".to_string()
+    }
+
+    fn create_interpret(&self) -> Box<dyn Interpret<T>> {
+        Box::new(CertificateManagementInterpret {
+            config: self.config.clone(),
+        })
+    }
+}
+
+#[derive(Debug)]
+struct CertificateManagementInterpret {
+    config: CertificateManagementConfig,
+}
+
+#[async_trait]
+impl<T: Topology + CertificateManagement> Interpret<T> for CertificateManagementInterpret {
+    async fn execute(
+        &self,
+        inventory: &Inventory,
+        topology: &T,
+    ) -> Result<Outcome, InterpretError> {
+        let cert_management = topology
+            .install(&self.config)
+            .await
+            .map_err(|e| InterpretError::new(e.to_string()))?;
+
+        Ok(Outcome::success(format!("Installed CertificateManagement")))
+    }
+
+    fn get_name(&self) -> InterpretName {
+        InterpretName::Custom("CertificateManagementInterpret")
+    }
+
+    fn get_version(&self) -> Version {
+        todo!()
+    }
+
+    fn get_status(&self) -> InterpretStatus {
+        todo!()
+    }
+
+    fn get_children(&self) -> Vec<Id> {
+        todo!()
+    }
+}