amberjs 1.16.1

// Docker 容器管理器
// 实现 Amber 容器的构建、编排和管理功能

use std::collections::{BTreeMap, HashMap};

use anyhow::Result;
use serde::{Deserialize, Serialize};
use tracing::{debug, info, warn, error};
/// 容器配置
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct ContainerConfig {
    pub image: String,
    pub version: String,
    pub replicas: usize,
    pub port: u16,
    pub env: HashMap<String, String>,
    pub resource_config: ResourceConfig,
    pub network_config: NetworkConfig,
    pub health_check: Option<HealthCheckConfig>,
    pub restart_policy: RestartPolicy,
}
impl Default for ContainerConfig {
    fn default() -> Self {
        let mut env = HashMap::new();
        env.insert("AMBER_ENV".to_string(), "production".to_string());
        Self {
            image: "amberjs:latest".to_string(),
            version: "v0.1.0".to_string(),
            replicas: 3,
            port: 8080,
            env,
            resource_config: ResourceConfig::default(),
            network_config: NetworkConfig::default(),
            health_check: Some(HealthCheckConfig::default()),
            restart_policy: RestartPolicy::default(),
        }
    }
}
/// 容器句柄
#[derive(Debug, Clone)]
pub struct ContainerHandle {
    pub id: String,
    pub status: ContainerStatus,
    pub port: u16,
}
/// 容器状态
#[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
pub enum ContainerStatus {
    Starting,
    Running,
    Stopped,
    Error(String),
}
/// 资源限制配置
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct ResourceConfig {
    pub cpu_limit: String,
    pub memory_limit: String,
    pub disk_limit: String,
}
impl Default for ResourceConfig {
    fn default() -> Self {
        Self {
            cpu_limit: "500m".to_string(),
            memory_limit: "1Gi".to_string(),
            disk_limit: "10Gi".to_string(),
        }
    }
}
/// 网络配置
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct NetworkConfig {
    pub port_mappings: Vec<(u16, u16)>,
    pub network_mode: String,
}
impl Default for NetworkConfig {
    fn default() -> Self {
        Self {
            port_mappings: vec![(8080, 8080), (8443, 8443)],
            network_mode: "bridge".to_string(),
        }
    }
}
/// 容器指标
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct ContainerMetrics {
    pub cpu_usage: f64,
    pub memory_usage: f64,
    pub disk_io: f64,
    pub network_io: f64,
    pub timestamp: std::time::SystemTime,
}
impl Default for ContainerMetrics {
    fn default() -> Self {
        Self {
            cpu_usage: 0.0,
            memory_usage: 0.0,
            disk_io: 0.0,
            network_io: 0.0,
            timestamp: std::time::SystemTime::now(),
        }
    }
}
/// 卷挂载
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct VolumeMount {
    pub source: String,
    pub target: String,
    pub read_only: bool,
}
/// 健康检查配置
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct HealthCheckConfig {
    pub path: String,
    pub port: u16,
    pub interval: u64,
    pub timeout: u64,
    pub retries: u64,
}
impl Default for HealthCheckConfig {
    fn default() -> Self {
        Self {
            path: "/health".to_string(),
            port: 8080,
            interval: 10,
            timeout: 5,
            retries: 3,
        }
    }
}
/// 重启策略
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct RestartPolicy {
    pub condition: String,
    pub delay: u64,
    pub max_attempts: u64,
}
impl Default for RestartPolicy {
    fn default() -> Self {
        Self {
            condition: "on_failure".to_string(),
            delay: 5,
            max_attempts: 3,
        }
    }
}
/// 容器管理器
pub struct ContainerManager {
    // 实际实现中会包含 Docker 客户端
}
impl ContainerManager {
    /// 创建新的容器管理器
    pub fn new() -> Self {
        Self {}
    }
    /// 构建容器镜像
    pub async fn build_image(&self, version: &str) -> Result<String> {
        tracing::info!("Building Amber image version {}", version);
        // TODO: 实现实际的镜像构建逻辑
        Ok(format!("amberjs:{}", version))
    }
    /// 启动容器集群
    pub async fn start_containers(&self, config: &ContainerConfig) -> Result<Vec<ContainerHandle> {
        tracing::info!(
            "Starting {} containers for image {}",
            config.replicas,
            config.image
        );
        let mut handles = Vec::new();
        for i in 0..config.replicas {
            let handle: _ = ContainerHandle {
                id: format!("amberjs-container-{}", i),
                status: ContainerStatus::Running,
                port: config.port + i as u16,
            };
            handles.push(handle);
        }
        Ok(handles)
    }
    /// 停止容器
    pub async fn stop_container(&self, container_id: &str) -> Result<()> {
        tracing::info!("Stopping container {}", container_id);
        // TODO: 实现实际的容器停止逻辑
        Ok(())
    }
    /// 获取容器状态
    pub async fn get_container_status(&self, container_id: &str) -> Result<ContainerStatus> {
        // TODO: 实现实际的容器状态查询逻辑
        Ok(ContainerStatus::Running)
    }
    /// 获取容器指标
    pub async fn get_container_metrics(&self, container_id: &str) -> Result<ContainerMetrics> {
        tracing::debug!("Collecting metrics for container {}", container_id);
        // 模拟指标收集
        let mut metrics = ContainerMetrics::default();
        use rand::Rng;
        let mut rng = rand::thread_rng();
        metrics.cpu_usage = rng.gen_range(10.0..80.0);
        metrics.memory_usage = rng.gen_range(256.0..1024.0);
        metrics.disk_io = rng.gen_range(0.0..100.0);
        metrics.network_io = rng.gen_range(0.0..200.0);
        Ok(metrics)
    }
    /// 挂载卷
    pub async fn mount_volume(&self, container_id: &str, volume: &VolumeMount) -> Result<()> {
        tracing::info!(
            "Mounting volume {} to {} for container {}",
            volume.source,
            volume.target,
            container_id
        );
        // TODO: 实现实际的卷挂载逻辑
        Ok(())
    }
    /// 设置环境变量
    pub async fn set_environment(&self, container_id: &str, env: &[(String, String)]) -> Result<()> {
        tracing::info!("Setting environment variables for container {}", container_id);
        // TODO: 实现实际的环境变量设置逻辑
        Ok(())
    }
    /// 重启容器
    pub async fn restart_container(&self, container_id: &str) -> Result<()> {
        tracing::info!("Restarting container {}", container_id);
        // TODO: 实现实际的容器重启逻辑
        Ok(())
    }
    /// 扩容容器
    pub async fn scale_containers(&self, current_replicas: usize, target_replicas: usize) -> Result<Vec<ContainerHandle> {
        tracing::info!("Scaling containers from {} to {}", current_replicas, target_replicas);
        if target_replicas == current_replicas {
            return Ok(vec![]);
        }
        // TODO: 实现实际的扩缩容逻辑
        Ok(vec![])
    }
    /// 获取容器日志
    pub async fn get_container_logs(&self, container_id: &str) -> Result<String> {
        tracing::debug!("Getting logs for container {}", container_id);
        // TODO: 实现实际的日志获取逻辑
        Ok(format!("Logs for container {}", container_id))
    }
    /// 检查容器健康状态
    pub async fn check_container_health(&self, container_id: &str) -> Result<bool> {
        tracing::debug!("Checking health for container {}", container_id);
        // TODO: 实现实际的健康检查逻辑
        Ok(true)
    }
    /// 更新容器镜像
    pub async fn update_container_image(&self, container_id: &str, new_image: &str) -> Result<()> {
        tracing::info!("Updating container {} to image {}", container_id, new_image);
        // TODO: 实现实际的镜像更新逻辑
        Ok(())
    }
    /// 清理容器
    pub async fn cleanup_containers(&self) -> Result<()> {
        tracing::info!("Cleaning up all containers");
        // TODO: 实现实际的清理逻辑
        Ok(())
    }
}
#[cfg(test)]
mod tests {
    use super::*;
use std::time::SystemTime;
    #[tokio::test]
    async fn test_build_image() {
        let manager: _ = ContainerManager::new();
        let version: _ = "v0.1.0";
        let image: _ = manager.build_image(version).await.unwrap();
        assert_eq!(image, "amberjs:v0.1.0");
    }
    #[tokio::test]
    async fn test_start_containers() {
        let manager: _ = ContainerManager::new();
        let config: _ = ContainerConfig::default();
        let handles: _ = manager.start_containers(&config).await.unwrap();
        assert_eq!(handles.len(), config.replicas);
        assert_eq!(handles[0].port, config.port);
    }
    #[tokio::test]
    async fn test_get_container_status() {
        let manager: _ = ContainerManager::new();
        let status: _ = manager.get_container_status("amberjs-container-1").await.unwrap();
        assert_eq!(status, ContainerStatus::Running);
    }
    #[tokio::test]
    async fn test_get_container_metrics() {
        let manager: _ = ContainerManager::new();
        let metrics: _ = manager.get_container_metrics("amberjs-container-1").await.unwrap();
        assert!(metrics.cpu_usage >= 0.0 && metrics.cpu_usage <= 100.0);
        assert!(metrics.memory_usage > 0.0);
    }
    #[tokio::test]
    async fn test_container_config_default() {
        let config: _ = ContainerConfig::default();
        assert_eq!(config.replicas, 3);
        assert_eq!(config.port, 8080);
        assert!(config.env.contains_key("AMBER_ENV"));
    }
    #[tokio::test]
    async fn test_restart_container() {
        let manager: _ = ContainerManager::new();
        let result: _ = manager.restart_container("amberjs-container-1").await;
        assert!(result.is_ok());
    }
    #[tokio::test]
    async fn test_scale_containers() {
        let manager: _ = ContainerManager::new();
        let result: _ = manager.scale_containers(3, 5).await;
        assert!(result.is_ok());
    }
    #[tokio::test]
    async fn test_mount_volume() {
        let manager: _ = ContainerManager::new();
        let volume: _ = VolumeMount {
            source: "/data/amberjs".to_string(),
            target: "/app/data".to_string(),
            read_only: false,
        };
        let result: _ = manager.mount_volume("amberjs-container-1", &volume).await;
        assert!(result.is_ok());
    }
    #[tokio::test]
    async fn test_check_container_health() {
        let manager: _ = ContainerManager::new();
        let healthy: _ = manager.check_container_health("amberjs-container-1").await.unwrap();
        assert!(healthy);
    }
    #[tokio::test]
    async fn test_cleanup_containers() {
        let manager: _ = ContainerManager::new();
        let result: _ = manager.cleanup_containers().await;
        assert!(result.is_ok());
    }
}