amberjs 1.17.0

// Enterprise Kubernetes Operator
// Implements a production-ready Kubernetes operator for Amber

use std::collections::{BTreeMap, HashMap};
use std::sync::{Arc, Mutex};
use serde::{Serialize, Deserialize};

use tracing::{info, warn, error, debug};
use std::sync::RwLock;
/// AmberCluster custom resource definition
#[derive(Debug, Clone, serde::Serialize, serde::Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct AmberCluster {
    pub api_version: String,
    pub kind: String,
    pub metadata: ObjectMeta,
    pub spec: AmberClusterSpec,
    pub status: Option<AmberClusterStatus>,
}
/// Metadata for Kubernetes objects
#[derive(Debug, Clone, serde::Serialize, serde::Deserialize)]
pub struct ObjectMeta {
    pub name: String,
    pub namespace: String,
    pub labels: Option<std::collections::HashMap<String, String>>,
}
/// Specification for AmberCluster
#[derive(Debug, Clone, serde::Serialize, serde::Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct AmberClusterSpec {
    pub replicas: u32,
    pub version: String,
    pub image: Option<String>,
    pub resources: ResourceRequirements,
    pub networking: NetworkingConfig,
}
/// Status of AmberCluster
#[derive(Debug, Clone, serde::Serialize, serde::Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct AmberClusterStatus {
    pub phase: ClusterPhase,
    pub replicas: u32,
    pub ready_replicas: u32,
    pub conditions: Vec<Condition>,
}
/// Cluster phases
#[derive(Debug, Clone, serde::Serialize, serde::Deserialize, PartialEq, Eq)]
#[serde(rename_all = "camelCase")]
pub enum ClusterPhase {
    Pending,
    Creating,
    Running,
    Failed,
    Terminating,
}
/// Condition for cluster status
#[derive(Debug, Clone, serde::Serialize, serde::Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct Condition {
    pub type_: String,
    pub status: String,
    pub last_transition_time: String,
    pub reason: String,
    pub message: String,
}
/// Resource requirements
#[derive(Debug, Clone, serde::Serialize, serde::Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct ResourceRequirements {
    pub cpu: Option<String>,
    pub memory: Option<String>,
    pub storage: Option<String>,
}
/// Networking configuration
#[derive(Debug, Clone, serde::Serialize, serde::Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct NetworkingConfig {
    pub service_type: ServiceType,
    pub port: u32,
    pub ingress: Option<IngressConfig>,
}
/// Service types
#[derive(Debug, Clone, serde::Serialize, serde::Deserialize, PartialEq, Eq)]
#[serde(rename_all = "snake_case")]
pub enum ServiceType {
    ClusterIP,
    NodePort,
    LoadBalancer,
}
/// Ingress configuration
#[derive(Debug, Clone, serde::Serialize, serde::Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct IngressConfig {
    pub enabled: bool,
    pub host: Option<String>,
    pub tls_enabled: bool,
}
/// Kubernetes Operator for managing AmberCluster resources
pub struct Operator {
    /// Operator configuration
    config: OperatorConfig,
    /// Active clusters
    clusters: Arc<RwLock<std::collections::HashMap<String, AmberCluster>>>,
    /// Event sender for broadcasting cluster events
    event_sender: Arc<tokio::sync::mpsc::UnboundedSender<OperatorEvent>>,
}
/// Operator configuration
#[derive(Debug, Clone)]
pub struct OperatorConfig {
    pub namespace: String,
    pub reconcile_interval: std::time::Duration,
    pub max_retries: u32,
}
/// Operator events
#[derive(Debug, Clone)]
pub enum OperatorEvent {
    ClusterCreated { name: String, namespace: String },
    ClusterUpdated { name: String, namespace: String },
    ClusterDeleted { name: String, namespace: String },
    ClusterFailed { name: String, namespace: String, reason: String },
}
impl Operator {
    /// Create a new Kubernetes Operator
    pub fn new(config: OperatorConfig) -> (Self, tokio::sync::mpsc::UnboundedReceiver<OperatorEvent>) {
        let (event_sender, event_receiver) = tokio::sync::mpsc::unbounded_channel();
        let operator: _ = Operator {
            config,
            clusters: Arc::new(Mutex::new(std::collections::HashMap::new()))
            event_sender: Arc::new(Mutex::new(event_sender)))
        };
        (operator, event_receiver)
    }
    /// Start the operator's reconciliation loop
    pub async fn start(&self) -> Result<(), Box<dyn std::error::Error>> {
        info!("Starting Amber Kubernetes Operator");
        // Start the main reconciliation loop
        let clusters: _ = self.clusters.clone();
        let event_sender: _ = self.event_sender.clone();
        let interval: _ = self.config.reconcile_interval;
        tokio::spawn(async move {
            let mut interval_timer = tokio::time::interval(interval);
            loop {
                interval_timer.tick().await;
                debug!("Reconciliation tick");
                // In a real implementation, this would:
                // 1. List all AmberCluster resources from Kubernetes
                // 2. Compare desired state with actual state
                // 3. Perform reconciliation actions
                // 4. Update status
                let clusters_read: _ = clusters.read().await;
                for (name, cluster) in clusters_read.iter() {
                    debug!("Reconciling cluster: {}", name);
                    // Simulate reconciliation
                    // In reality, this would check if the cluster is running
                    // and take actions to reach the desired state
                }
            }
        });
        Ok(())
    }
    /// Create a new AmberCluster
    pub async fn create_cluster(
        &self,
        cluster: AmberCluster,
    ) -> Result<(), Box<dyn std::error::Error>> {
        let name: _ = cluster.metadata.name.clone();
        let namespace: _ = cluster.metadata.namespace.clone();
        info!("Creating AmberCluster: {} in {}", name, namespace);
        // In a real implementation, this would:
        // 1. Validate the cluster spec
        // 2. Create the necessary Kubernetes resources
        // 3. Monitor the creation process
        // 4. Update the cluster status
        let mut clusters = self.clusters.write().await;
        clusters.insert(name.clone(), cluster);
        // Send event
        let event: _ = OperatorEvent::ClusterCreated {
            name: name.clone(),
            namespace: namespace.clone(),
        };
        self.event_sender.send(event).map_err(|e| {
            error!("Failed to send cluster created event: {}", e);
            e
        })?;
        info!("Successfully created AmberCluster: {} in {}", name, namespace);
        Ok(())
    }
    /// Update an existing AmberCluster
    pub async fn update_cluster(
        &self,
        name: String,
        namespace: String,
        spec: AmberClusterSpec,
    ) -> Result<(), Box<dyn std::error::Error>> {
        info!("Updating AmberCluster: {} in {}", name, namespace);
        let mut clusters = self.clusters.write().await;
        if let Some(cluster) = clusters.get_mut(&name) {
            cluster.spec = spec;
            // Send event
            let event: _ = OperatorEvent::ClusterUpdated {
                name: name.clone(),
                namespace: namespace.clone(),
            };
            self.event_sender.send(event).map_err(|e| {
                error!("Failed to send cluster updated event: {}", e);
                e
            })?;
            info!("Successfully updated AmberCluster: {} in {}", name, namespace);
            Ok(())
        } else {
            Err(format!("Cluster {} not found in namespace {}", name, namespace).into())
        }
    }
    /// Delete a AmberCluster
    pub async fn delete_cluster(
        &self,
        name: String,
        namespace: String,
    ) -> Result<(), Box<dyn std::error::Error>> {
        info!("Deleting AmberCluster: {} in {}", name, namespace);
        let mut clusters = self.clusters.write().await;
        clusters.remove(&name);
        // Send event
        let event: _ = OperatorEvent::ClusterDeleted {
            name: name.clone(),
            namespace: namespace.clone(),
        };
        self.event_sender.send(event).map_err(|e| {
            error!("Failed to send cluster deleted event: {}", e);
            e
        })?;
        info!("Successfully deleted AmberCluster: {} in {}", name, namespace);
        Ok(())
    }
    /// Get the status of a AmberCluster
    pub async fn get_cluster_status(
        &self,
        name: String,
    ) -> Result<Option<AmberClusterStatus>, Box<dyn std::error::Error>> {
        let clusters: _ = self.clusters.read().await;
        Ok(clusters.get(&name).and_then(|c| c.status.clone())
    }
    /// List all AmberCluster resources
    pub async fn list_clusters(&self) -> Result<Vec<AmberCluster>, Box<dyn std::error::Error>> {
        let clusters: _ = self.clusters.read().await;
        Ok(clusters.values().cloned().collect())
    }
}
#[cfg(test)]
mod tests {
    use super::*;
use std::time::Duration;
    #[tokio::test]
    async fn test_operator_creation() {
        let config: _ = OperatorConfig {
            namespace: "default".to_string(),
            reconcile_interval: std::time::Duration::from_secs(30),
            max_retries: 3,
        };
        let (operator, _receiver) = Operator::new(config);
        assert_eq!(operator.config.namespace, "default");
    }
    #[tokio::test]
    async fn test_create_cluster() {
        let config: _ = OperatorConfig {
            namespace: "default".to_string(),
            reconcile_interval: std::time::Duration::from_secs(30),
            max_retries: 3,
        };
        let (operator, _receiver) = Operator::new(config);
        let cluster: _ = AmberCluster {
            api_version: "v1".to_string(),
            kind: "AmberCluster".to_string(),
            metadata: ObjectMeta {
                name: "test-cluster".to_string(),
                namespace: "default".to_string(),
                labels: None,
            },
            spec: AmberClusterSpec {
                replicas: 3,
                version: "v0.1.0".to_string(),
                image: None,
                resources: ResourceRequirements {
                    cpu: Some("100m".to_string()),
                    memory: Some("128Mi".to_string()),
                    storage: None,
                },
                networking: NetworkingConfig {
                    service_type: ServiceType::ClusterIP,
                    port: 8080,
                    ingress: None,
                },
            },
            status: None,
        };
        let result: _ = operator.create_cluster(cluster).await;
        assert!(result.is_ok());
    }
    #[tokio::test]
    async fn test_list_clusters() {
        let config: _ = OperatorConfig {
            namespace: "default".to_string(),
            reconcile_interval: std::time::Duration::from_secs(30),
            max_retries: 3,
        };
        let (operator, _receiver) = Operator::new(config);
        let clusters: _ = operator.list_clusters().await.unwrap();
        assert_eq!(clusters.len(), 0);
        // Create a cluster and verify it's listed
        let cluster: _ = AmberCluster {
            api_version: "v1".to_string(),
            kind: "AmberCluster".to_string(),
            metadata: ObjectMeta {
                name: "test-cluster".to_string(),
                namespace: "default".to_string(),
                labels: None,
            },
            spec: AmberClusterSpec {
                replicas: 1,
                version: "v0.1.0".to_string(),
                image: None,
                resources: ResourceRequirements {
                    cpu: Some("100m".to_string()),
                    memory: Some("128Mi".to_string()),
                    storage: None,
                },
                networking: NetworkingConfig {
                    service_type: ServiceType::ClusterIP,
                    port: 8080,
                    ingress: None,
                },
            },
            status: None,
        };
        operator.create_cluster(cluster).await.unwrap();
        let clusters: _ = operator.list_clusters().await.unwrap();
        assert_eq!(clusters.len(), 1);
        assert_eq!(clusters[0].metadata.name, "test-cluster");
    }
}