// Multi-tenant Isolation Engine
// 企业级多租户隔离引擎，提供租户隔离、资源配额和安全策略功能
use std::collections::BTreeMap;
use std::sync::{Arc, Mutex, RwLock};
use anyhow::{Result, Context};
use serde::{Deserialize, Serialize};
use std::{
collections::BTreeMap,
sync::{Arc, RwLock},
time::SystemTime,
};
use uuid::Uuid;
use tracing::{info, warn, error, debug};
use std::hash::Hash;
/// Tenant identifier
#[derive(Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash, Serialize, Deserialize)]
pub struct TenantId(String);
impl TenantId {
pub fn new(id: String) -> Self {
Self(id)
}
pub fn as_str(&self) -> &str {
&self.0
}
}
/// Tenant configuration
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct TenantConfig {
pub name: String,
pub description: Option<String>,
pub owner: String,
pub email: Option<String>,
pub limits: ResourceLimits,
pub isolation_level: IsolationLevel,
pub network_policy: NetworkPolicy,
pub storage_quota: StorageQuota,
pub security_policy: SecurityPolicy,
}
/// Isolation levels
#[derive(Debug, Clone, Serialize, Deserialize)]
pub enum IsolationLevel {
/// Basic isolation (namespace level)
Basic,
/// Enhanced isolation (network + storage)
Enhanced,
/// Maximum isolation (all resources)
Maximum,
/// Dedicated infrastructure
Dedicated,
}
/// Resource limits
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct ResourceLimits {
pub cpu_cores: u32,
pub memory_gb: u32,
pub storage_gb: u32,
pub network_bandwidth_mbps: u32,
pub max_concurrent_sessions: u32,
pub max_pods: u32,
}
/// Network policy
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct NetworkPolicy {
pub ingress_enabled: bool,
pub egress_enabled: bool,
pub allowed_ports: Vec<u16>,
pub allowed_ip_ranges: Vec<String>,
pub isolation_enabled: bool,
}
/// Storage quota
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct StorageQuota {
pub max_storage_gb: u64,
pub max_file_size_mb: u64,
pub max_files: u64,
pub backup_enabled: bool,
pub retention_days: u32,
}
/// Security policy
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct SecurityPolicy {
pub encryption_enabled: bool,
pub audit_logging: bool,
pub rbac_enabled: bool,
pub compliance_requirements: Vec<String>,
}
/// Tenant information
#[derive(Debug, Clone)]
pub struct Tenant {
pub id: TenantId,
pub config: TenantConfig,
pub status: TenantStatus,
pub created_at: SystemTime,
pub updated_at: SystemTime,
pub resource_usage: ResourceUsage,
}
/// Tenant status
#[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
pub enum TenantStatus {
Creating,
Active,
Suspended,
Terminating,
Error(String),
}
/// Resource usage tracking
#[derive(Debug, Clone, Default)]
pub struct ResourceUsage {
pub cpu_used: f64,
pub memory_used_gb: f64,
pub storage_used_gb: f64,
pub network_used_mbps: f64,
pub active_sessions: u32,
pub running_pods: u32,
}
/// Isolation boundary
#[derive(Debug, Clone)]
pub struct IsolationBoundary {
pub tenant_id: TenantId,
pub network_namespace: String,
pub storage_class: String,
pub compute_quota: String,
pub security_context: String,
}
/// Quota status
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct QuotaStatus {
pub cpu_limit: f64,
pub cpu_used: f64,
pub memory_limit_gb: f64,
pub memory_used_gb: f64,
pub storage_limit_gb: u64,
pub storage_used_gb: u64,
pub within_limits: bool,
pub warning_threshold: f64,
}
/// Usage metrics
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct UsageMetrics {
pub tenant_id: TenantId,
pub timestamp: SystemTime,
pub cpu_utilization: f64,
pub memory_utilization: f64,
pub storage_utilization: f64,
pub network_throughput: f64,
pub session_count: u32,
}
/// Policy engine
#[derive(Debug)]
pub struct PolicyEngine {
policies: Arc<RwLock<BTreeMap<TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig, TenantId, TenantConfig>>>,
}
/// Tenant manager
#[derive(Debug)]
pub struct TenantManager {
tenants: Arc<RwLock<BTreeMap<TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant, TenantId, Tenant>>>,
policy_engine: Arc<PolicyEngine>,
quota_enforcer: Arc<RwLock<QuotaEnforcer>>,
}
/// Quota enforcer
#[derive(Debug)]
pub struct QuotaEnforcer {
quotas: Arc<RwLock<BTreeMap<TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus, TenantId, QuotaStatus>>>,
}
/// Tenant isolation manager
#[derive(Debug)]
pub struct TenantIsolationManager {
tenant_manager: Arc<TenantManager>,
network_isolator: Arc<NetworkIsolator>,
storage_isolator: Arc<StorageIsolator>,
compute_isolator: Arc<ComputeIsolator>,
}
/// Network isolator
#[derive(Debug)]
pub struct NetworkIsolator {
namespaces: Arc<RwLock<BTreeMap<TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String>>>,
}
/// Storage isolator
#[derive(Debug)]
pub struct StorageIsolator {
storage_classes: Arc<RwLock<BTreeMap<TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String>>>,
}
/// Compute isolator
#[derive(Debug)]
pub struct ComputeIsolator {
quota_names: Arc<RwLock<BTreeMap<TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String, TenantId, String>>>,
}
impl TenantManager {
/// Create a new tenant manager
pub fn new() -> Self {
Self {
tenants: Arc::new(Mutex::new(BTreeMap::new()))
policy_engine: Arc::new(Mutex::new(PolicyEngine::new()))
quota_enforcer: Arc::new(Mutex::new(QuotaEnforcer::new()))
}
}
/// Create a new tenant
pub async fn create_tenant(&self, config: TenantConfig) -> Result<TenantId> {
let tenant_id: _ = TenantId::new(Uuid::new_v4().to_string());
let tenant: _ = Tenant {
id: tenant_id.clone(),
config: config.clone(),
status: TenantStatus::Creating,
created_at: SystemTime::now(),
updated_at: SystemTime::now(),
resource_usage: ResourceUsage::default(),
};
// Add to policy engine
{
let mut policies = self.policy_engine.policies.write().unwrap();
policies.insert(tenant_id.clone(), config.clone());
}
// Initialize quota
{
let mut quotas = self.quota_enforcer.write().unwrap();
quotas.quotas.write().unwrap().insert(
tenant_id.clone(),
QuotaStatus {
cpu_limit: config.limits.cpu_cores as f64,
cpu_used: 0.0,
memory_limit_gb: config.limits.memory_gb as f64,
memory_used_gb: 0.0,
storage_limit_gb: config.storage_quota.max_storage_gb,
storage_used_gb: 0,
within_limits: true,
warning_threshold: 0.8,
},
);
}
// Add to tenants map
{
let mut tenants = self.tenants.write().unwrap();
tenants.insert(tenant_id.clone(), tenant);
}
info!("Created tenant: {} (ID: {})", config.name, tenant_id.as_str());
Ok(tenant_id)
}
/// Get tenant by ID
pub async fn get_tenant(&self, tenant_id: &TenantId) -> Result<Tenant> {
let tenants: _ = self.tenants.read().unwrap();
tenants
.get(tenant_id)
.cloned()
.context("Tenant not found")
}
/// List all tenants
pub async fn list_tenants(&self) -> Result<Vec<Tenant> {
let tenants: _ = self.tenants.read().unwrap();
Ok(tenants.values().cloned().collect())
}
/// Update tenant
pub async fn update_tenant(&self, tenant_id: &TenantId, config: TenantConfig) -> Result<()> {
let mut tenants = self.tenants.write().unwrap();
if let Some(tenant) = tenants.get_mut(tenant_id) {
tenant.config = config;
tenant.updated_at = SystemTime::now();
Ok(())
} else {
Err(anyhow::anyhow!("Tenant not found"))
}
}
/// Delete tenant
pub async fn delete_tenant(&self, tenant_id: &TenantId) -> Result<()> {
let mut tenants = self.tenants.write().unwrap();
tenants.remove(tenant_id);
let mut policies = self.policy_engine.policies.write().unwrap();
policies.remove(tenant_id);
let mut quotas = self.quota_enforcer.write().unwrap();
quotas.quotas.write().unwrap().remove(tenant_id);
info!("Deleted tenant: {}", tenant_id.as_str());
Ok(())
}
/// Activate tenant
pub async fn activate_tenant(&self, tenant_id: &TenantId) -> Result<()> {
let mut tenants = self.tenants.write().unwrap();
if let Some(tenant) = tenants.get_mut(tenant_id) {
tenant.status = TenantStatus::Active;
tenant.updated_at = SystemTime::now();
Ok(())
} else {
Err(anyhow::anyhow!("Tenant not found"))
}
}
/// Suspend tenant
pub async fn suspend_tenant(&self, tenant_id: &TenantId) -> Result<()> {
let mut tenants = self.tenants.write().unwrap();
if let Some(tenant) = tenants.get_mut(tenant_id) {
tenant.status = TenantStatus::Suspended;
tenant.updated_at = SystemTime::now();
Ok(())
} else {
Err(anyhow::anyhow!("Tenant not found"))
}
}
}
impl TenantIsolationManager {
/// Create a new tenant isolation manager
pub fn new() -> Self {
Self {
tenant_manager: Arc::new(Mutex::new(TenantManager::new()))
network_isolator: Arc::new(Mutex::new(NetworkIsolator::new()))
storage_isolator: Arc::new(Mutex::new(StorageIsolator::new()))
compute_isolator: Arc::new(Mutex::new(ComputeIsolator::new()))
}
}
/// Create tenant isolation
pub async fn create_tenant_isolation(&self, tenant: &Tenant) -> Result<IsolationBoundary> {
let tenant_id: _ = &tenant.id;
// Create network isolation
let network_namespace: _ = self
.network_isolator
.create_isolation(tenant_id, &tenant.config.network_policy)
.await?;
// Create storage isolation
let storage_class: _ = self
.storage_isolator
.create_isolation(tenant_id, &tenant.config.storage_quota)
.await?;
// Create compute isolation
let compute_quota: _ = self
.compute_isolator
.create_isolation(tenant_id, &tenant.config.limits)
.await?;
// Create security context
let security_context: _ = self
.create_security_context(tenant_id, &tenant.config.security_policy)
.await?;
let boundary: _ = IsolationBoundary {
tenant_id: tenant_id.clone(),
network_namespace,
storage_class,
compute_quota,
security_context,
};
info!("Created isolation boundary for tenant: {}", tenant_id.as_str());
Ok(boundary)
}
/// Create security context
async fn create_security_context(
&self,
tenant_id: &TenantId,
security_policy: &SecurityPolicy,
) -> Result<String> {
// In real implementation, this would create Kubernetes SecurityContext
let context_name: _ = format!("amberjs-sec-{}-{}-{}", tenant_id.as_str(), security_policy.encryption_enabled, security_policy.rbac_enabled);
Ok(context_name)
}
}
impl PolicyEngine {
pub fn new() -> Self {
Self {
policies: Arc::new(Mutex::new(BTreeMap::new()))
}
}
/// Check if action is allowed for tenant
pub async fn is_action_allowed(&self, tenant_id: &TenantId, action: &str) -> Result<bool> {
let policies: _ = self.policies.read().unwrap();
if let Some(config) = policies.get(tenant_id) {
// Simple policy check - in real implementation, this would be more sophisticated
Ok(match action {
"create_pod" => config.limits.max_pods > 0,
"use_network" => config.network_policy.ingress_enabled || config.network_policy.egress_enabled,
"store_data" => config.storage_quota.max_storage_gb > 0,
_ => false,
})
} else {
Ok(false)
}
}
/// Get policy for tenant
pub async fn get_policy(&self, tenant_id: &TenantId) -> Result<TenantConfig> {
let policies: _ = self.policies.read().unwrap();
policies
.get(tenant_id)
.cloned()
.context("Policy not found")
}
}
impl QuotaEnforcer {
pub fn new() -> Self {
Self {
quotas: Arc::new(Mutex::new(BTreeMap::new()))
}
}
/// Enforce quota for tenant
pub async fn enforce_quota(&self, tenant_id: &TenantId) -> Result<QuotaStatus> {
let quotas: _ = self.quotas.read().unwrap();
quotas
.get(tenant_id)
.cloned()
.context("Quota not found")
}
/// Update resource usage
pub async fn update_usage(&self, tenant_id: &TenantId, usage: ResourceUsage) -> Result<()> {
let mut quotas = self.quotas.write().unwrap();
if let Some(quota) = quotas.get_mut(tenant_id) {
quota.cpu_used = usage.cpu_used;
quota.memory_used_gb = usage.memory_used_gb;
quota.storage_used_gb = usage.storage_used_gb;
quota.within_limits = self.check_limits(quota);
Ok(())
} else {
Err(anyhow::anyhow!("Quota not found"))
}
}
/// Check if within limits
fn check_limits(&self, quota: &QuotaStatus) -> bool {
quota.cpu_used <= quota.cpu_limit
&& quota.memory_used_gb <= quota.memory_limit_gb
&& quota.storage_used_gb <= quota.storage_limit_gb as f64
}
}
impl NetworkIsolator {
pub fn new() -> Self {
Self {
namespaces: Arc::new(Mutex::new(BTreeMap::new()))
}
}
/// Create network isolation
pub async fn create_isolation(
&self,
tenant_id: &TenantId,
policy: &NetworkPolicy,
) -> Result<String> {
// Generate namespace name
let namespace: _ = format!("amberjs-tenant-{}", tenant_id.as_str());
// In real implementation, this would create Kubernetes Namespace with NetworkPolicy
{
let mut namespaces = self.namespaces.write().unwrap();
namespaces.insert(tenant_id.clone(), namespace.clone());
}
debug!("Created network isolation for tenant: {}", tenant_id.as_str());
Ok(namespace)
}
}
impl StorageIsolator {
pub fn new() -> Self {
Self {
storage_classes: Arc::new(Mutex::new(BTreeMap::new()))
}
}
/// Create storage isolation
pub async fn create_isolation(
&self,
tenant_id: &TenantId,
quota: &StorageQuota,
) -> Result<String> {
// Generate storage class name
let storage_class: _ = format!("amberjs-tenant-storage-{}", tenant_id.as_str());
// In real implementation, this would create Kubernetes StorageClass
{
let mut storage_classes = self.storage_classes.write().unwrap();
storage_classes.insert(tenant_id.clone(), storage_class.clone());
}
debug!("Created storage isolation for tenant: {}", tenant_id.as_str());
Ok(storage_class)
}
}
impl ComputeIsolator {
pub fn new() -> Self {
Self {
quota_names: Arc::new(Mutex::new(BTreeMap::new()))
}
}
/// Create compute isolation
pub async fn create_isolation(
&self,
tenant_id: &TenantId,
limits: &ResourceLimits,
) -> Result<String> {
// Generate quota name
let quota_name: _ = format!("amberjs-tenant-quota-{}", tenant_id.as_str());
// In real implementation, this would create Kubernetes ResourceQuota
{
let mut quota_names = self.quota_names.write().unwrap();
quota_names.insert(tenant_id.clone(), quota_name.clone());
}
debug!("Created compute isolation for tenant: {}", tenant_id.as_str());
Ok(quota_name)
}
}
#[cfg(test)]
mod tests {
use super::*;
use std::collections::{HashMap, BTreeMap};
use std::time::SystemTime;
#[tokio::test]
async fn test_create_tenant() {
let manager: _ = TenantManager::new();
let config: _ = TenantConfig {
name: "test-tenant".to_string(),
description: Some("Test tenant".to_string()),
owner: "test-owner".to_string(),
email: Some("test@example.com".to_string()),
limits: ResourceLimits {
cpu_cores: 4,
memory_gb: 8,
storage_gb: 100,
network_bandwidth_mbps: 1000,
max_concurrent_sessions: 100,
max_pods: 50,
},
isolation_level: IsolationLevel::Enhanced,
network_policy: NetworkPolicy {
ingress_enabled: true,
egress_enabled: true,
allowed_ports: vec![80, 443],
allowed_ip_ranges: vec!["10.0.0.0/8".to_string()],
isolation_enabled: true,
},
storage_quota: StorageQuota {
max_storage_gb: 100,
max_file_size_mb: 100,
max_files: 1000,
backup_enabled: true,
retention_days: 30,
},
security_policy: SecurityPolicy {
encryption_enabled: true,
audit_logging: true,
rbac_enabled: true,
compliance_requirements: vec!["SOC2".to_string()],
},
};
let tenant_id: _ = manager.create_tenant(config).await.unwrap();
assert!(!tenant_id.as_str().is_empty());
}
#[tokio::test]
async fn test_tenant_isolation() {
let isolation_manager: _ = TenantIsolationManager::new();
let tenant_id: _ = TenantId::new("test-tenant-1".to_string());
let config: _ = TenantConfig {
name: "test-tenant".to_string(),
description: None,
owner: "test-owner".to_string(),
email: None,
limits: ResourceLimits {
cpu_cores: 2,
memory_gb: 4,
storage_gb: 50,
network_bandwidth_mbps: 500,
max_concurrent_sessions: 50,
max_pods: 25,
},
isolation_level: IsolationLevel::Basic,
network_policy: NetworkPolicy {
ingress_enabled: true,
egress_enabled: false,
allowed_ports: vec![80],
allowed_ip_ranges: vec![],
isolation_enabled: true,
},
storage_quota: StorageQuota {
max_storage_gb: 50,
max_file_size_mb: 50,
max_files: 500,
backup_enabled: false,
retention_days: 7,
},
security_policy: SecurityPolicy {
encryption_enabled: false,
audit_logging: true,
rbac_enabled: true,
compliance_requirements: vec![],
},
};
let tenant: _ = Tenant {
id: tenant_id,
config,
status: TenantStatus::Active,
created_at: SystemTime::now(),
updated_at: SystemTime::now(),
resource_usage: ResourceUsage::default(),
};
let boundary: _ = isolation_manager
.create_tenant_isolation(&tenant)
.await
.unwrap();
assert!(!boundary.network_namespace.is_empty());
assert!(!boundary.storage_class.is_empty());
assert!(!boundary.compute_quota.is_empty());
}
#[tokio::test]
async fn test_quota_enforcement() {
let enforcer: _ = QuotaEnforcer::new();
let tenant_id: _ = TenantId::new("test-tenant".to_string());
let usage: _ = ResourceUsage {
cpu_used: 2.0,
memory_used_gb: 4.0,
storage_used_gb: 50.0,
network_used_mbps: 500.0,
active_sessions: 50,
running_pods: 25,
};
enforcer.update_usage(&tenant_id, usage).await.unwrap();
}
}