Files
foxhunt/services/api_gateway/tests/auth_flow_tests.rs

495 lines
15 KiB
Rust

//! Authentication Flow Integration Tests
//!
//! Comprehensive tests for the 8-layer authentication pipeline:
//! 1. mTLS client certificate validation
//! 2. JWT extraction from Authorization header
//! 3. JWT revocation check (Redis)
//! 4. JWT signature and expiration validation
//! 5. RBAC permission check
//! 6. Rate limiting
//! 7. User context injection
//! 8. Async audit logging
#[path = "common/mod.rs"]
mod common;
use anyhow::Result;
use common::{cleanup_redis, generate_expired_token, generate_invalid_signature_token, generate_test_token, wait_for_redis, TestJwtConfig};
use std::time::{Duration, Instant};
use tonic::{metadata::MetadataValue, Request};
use api_gateway::auth::{
AuditLogger, AuthInterceptor, AuthzService, Jti, JwtService, RateLimiter, RevocationService,
};
const REDIS_URL: &str = "redis://localhost:6380";
/// Setup test authentication components
async fn setup_auth_components() -> Result<AuthInterceptor> {
wait_for_redis(REDIS_URL, 50).await?;
cleanup_redis(REDIS_URL).await?;
let config = TestJwtConfig::default();
let jwt_service = JwtService::new(
config.secret,
config.issuer,
config.audience,
);
let revocation_service = RevocationService::new(REDIS_URL).await?;
let authz_service = AuthzService::new();
let rate_limiter = RateLimiter::new(100).map_err(|e| anyhow::anyhow!(e))?; // 100 req/s
let audit_logger = AuditLogger::new(true);
Ok(AuthInterceptor::new(
jwt_service,
revocation_service,
authz_service,
rate_limiter,
audit_logger,
))
}
#[tokio::test]
async fn test_successful_authentication() -> Result<()> {
println!("\n=== Test: Successful Authentication ===");
let auth_interceptor = setup_auth_components().await?;
// Generate valid token
let (token, _jti) = generate_test_token(
"user123",
vec!["trader".to_string()],
vec!["api.access".to_string(), "trading.submit".to_string()],
3600,
)?;
// Create request with Authorization header
let mut request = Request::new(());
request.metadata_mut().insert(
"authorization",
MetadataValue::try_from(format!("Bearer {}", token))?,
);
// Measure authentication time
let start = Instant::now();
let result = auth_interceptor.clone().authenticate(request).await;
let elapsed = start.elapsed();
println!("✓ Authentication succeeded in {:?}", elapsed);
println!(" Performance target: <10μs, Actual: {:?}", elapsed);
assert!(result.is_ok(), "Authentication should succeed");
// Verify user context was injected
let authenticated_request = result.unwrap();
let extensions = authenticated_request.extensions();
assert!(
extensions.get::<api_gateway::auth::UserContext>().is_some(),
"User context should be injected"
);
if let Some(user_ctx) = extensions.get::<api_gateway::auth::UserContext>() {
assert_eq!(user_ctx.user_id, "user123");
assert!(user_ctx.roles.contains(&"trader".to_string()));
assert!(user_ctx.permissions.contains(&"api.access".to_string()));
println!("✓ User context verified: user_id={}", user_ctx.user_id);
}
// Warn if latency exceeds target
if elapsed > Duration::from_micros(10) {
println!("⚠ WARNING: Authentication latency {:?} exceeds 10μs target", elapsed);
}
Ok(())
}
#[tokio::test]
async fn test_missing_jwt_rejected() -> Result<()> {
println!("\n=== Test: Missing JWT Rejected ===");
let auth_interceptor = setup_auth_components().await?;
// Create request without Authorization header
let request = Request::new(());
let result = auth_interceptor.clone().authenticate(request).await;
assert!(result.is_err(), "Request without JWT should be rejected");
if let Err(status) = result {
assert_eq!(status.code(), tonic::Code::Unauthenticated);
println!("✓ Request rejected with status: {}", status.code());
println!(" Message: {}", status.message());
}
Ok(())
}
#[tokio::test]
async fn test_revoked_jwt_rejected() -> Result<()> {
println!("\n=== Test: Revoked JWT Rejected ===");
let auth_interceptor = setup_auth_components().await?;
// Generate valid token
let (token, jti) = generate_test_token(
"user456",
vec!["trader".to_string()],
vec!["api.access".to_string()],
3600,
)?;
// Add token to blacklist
let revocation_service = RevocationService::new(REDIS_URL).await?;
revocation_service
.revoke_token(&Jti::from_string(jti), 3600)
.await?;
println!("✓ Token added to blacklist");
// Create request with revoked token
let mut request = Request::new(());
request.metadata_mut().insert(
"authorization",
MetadataValue::try_from(format!("Bearer {}", token))?,
);
let result = auth_interceptor.clone().authenticate(request).await;
assert!(result.is_err(), "Revoked token should be rejected");
if let Err(status) = result {
assert_eq!(status.code(), tonic::Code::Unauthenticated);
println!("✓ Revoked token rejected with status: {}", status.code());
assert!(status.message().contains("revoked"), "Error message should mention revocation");
}
Ok(())
}
#[tokio::test]
async fn test_expired_jwt_rejected() -> Result<()> {
println!("\n=== Test: Expired JWT Rejected ===");
let auth_interceptor = setup_auth_components().await?;
// Generate expired token
let token = generate_expired_token("user789")?;
// Create request with expired token
let mut request = Request::new(());
request.metadata_mut().insert(
"authorization",
MetadataValue::try_from(format!("Bearer {}", token))?,
);
let result = auth_interceptor.clone().authenticate(request).await;
assert!(result.is_err(), "Expired token should be rejected");
if let Err(status) = result {
assert_eq!(status.code(), tonic::Code::Unauthenticated);
println!("✓ Expired token rejected with status: {}", status.code());
}
Ok(())
}
#[tokio::test]
async fn test_invalid_signature_rejected() -> Result<()> {
println!("\n=== Test: Invalid Signature Rejected ===");
let auth_interceptor = setup_auth_components().await?;
// Generate token with wrong signature
let token = generate_invalid_signature_token("attacker")?;
// Create request with invalid token
let mut request = Request::new(());
request.metadata_mut().insert(
"authorization",
MetadataValue::try_from(format!("Bearer {}", token))?,
);
let result = auth_interceptor.clone().authenticate(request).await;
assert!(result.is_err(), "Token with invalid signature should be rejected");
if let Err(status) = result {
assert_eq!(status.code(), tonic::Code::Unauthenticated);
println!("✓ Invalid signature rejected with status: {}", status.code());
}
Ok(())
}
#[tokio::test]
async fn test_rbac_permission_denied() -> Result<()> {
println!("\n=== Test: RBAC Permission Denied ===");
let auth_interceptor = setup_auth_components().await?;
// Generate token without api.access permission
let (token, _jti) = generate_test_token(
"restricted_user",
vec!["guest".to_string()],
vec!["limited.access".to_string()], // Missing api.access
3600,
)?;
// Create request with limited permissions
let mut request = Request::new(());
request.metadata_mut().insert(
"authorization",
MetadataValue::try_from(format!("Bearer {}", token))?,
);
let result = auth_interceptor.clone().authenticate(request).await;
assert!(result.is_err(), "Request without api.access should be denied");
if let Err(status) = result {
assert_eq!(status.code(), tonic::Code::PermissionDenied);
println!("✓ Permission denied with status: {}", status.code());
println!(" Message: {}", status.message());
}
Ok(())
}
#[tokio::test]
async fn test_rate_limit_exceeded() -> Result<()> {
println!("\n=== Test: Rate Limit Exceeded ===");
let auth_interceptor = setup_auth_components().await?;
// Generate valid token
let (token, _jti) = generate_test_token(
"rate_limited_user",
vec!["trader".to_string()],
vec!["api.access".to_string()],
3600,
)?;
let mut success_count = 0;
let mut rate_limited_count = 0;
// Make 110 rapid requests (limit is 100/s)
for i in 1..=110 {
let mut request = Request::new(());
request.metadata_mut().insert(
"authorization",
MetadataValue::try_from(format!("Bearer {}", token))?,
);
let result = auth_interceptor.clone().authenticate(request).await;
if result.is_ok() {
success_count += 1;
} else if let Err(status) = result {
if status.code() == tonic::Code::ResourceExhausted {
rate_limited_count += 1;
if rate_limited_count == 1 {
println!("✓ First rate limit hit at request #{}", i);
}
}
}
}
println!(" Successful requests: {}", success_count);
println!(" Rate limited requests: {}", rate_limited_count);
assert!(rate_limited_count > 0, "Some requests should be rate limited");
// Allow small tolerance (3-5 extra) due to token bucket timing granularity
assert!(success_count <= 105, "Success count should not significantly exceed limit (got {}, limit 100, tolerance 105)", success_count);
Ok(())
}
#[tokio::test]
async fn test_8_layer_auth_performance() -> Result<()> {
println!("\n=== Test: 8-Layer Authentication Performance ===");
let auth_interceptor = setup_auth_components().await?;
// Generate valid token
let (token, _jti) = generate_test_token(
"perf_user",
vec!["trader".to_string()],
vec!["api.access".to_string()],
3600,
)?;
let mut latencies = Vec::new();
// Perform 100 authentication requests
println!(" Running 100 authentication requests...");
for _ in 0..100 {
let mut request = Request::new(());
request.metadata_mut().insert(
"authorization",
MetadataValue::try_from(format!("Bearer {}", token))?,
);
let start = Instant::now();
let result = auth_interceptor.clone().authenticate(request).await;
let elapsed = start.elapsed();
assert!(result.is_ok(), "Authentication should succeed");
latencies.push(elapsed);
}
// Calculate percentiles
latencies.sort();
let p50 = latencies[49];
let p95 = latencies[94];
let p99 = latencies[98];
let p999 = latencies[99];
println!("\n Performance Metrics:");
println!(" ├─ P50: {:?}", p50);
println!(" ├─ P95: {:?}", p95);
println!(" ├─ P99: {:?}", p99);
println!(" └─ P99.9: {:?}", p999);
println!("\n Target: <10μs per request");
// Performance assertions (may fail in CI/CD, so we just warn)
if p99 > Duration::from_micros(10) {
println!(" ⚠ WARNING: P99 latency {:?} exceeds 10μs target", p99);
} else {
println!(" ✓ P99 latency within 10μs target");
}
Ok(())
}
#[tokio::test]
async fn test_concurrent_authentication() -> Result<()> {
println!("\n=== Test: Concurrent Authentication ===");
let auth_interceptor = setup_auth_components().await?;
// Generate tokens for 10 different users
let mut tokens = Vec::new();
for i in 1..=10 {
let (token, _jti) = generate_test_token(
&format!("concurrent_user_{}", i),
vec!["trader".to_string()],
vec!["api.access".to_string()],
3600,
)?;
tokens.push(token);
}
// Spawn 100 concurrent authentication requests
let mut handles = Vec::new();
println!(" Spawning 100 concurrent authentication requests...");
for i in 0..100 {
let token = tokens[i % 10].clone();
let auth = auth_interceptor.clone();
let handle = tokio::spawn(async move {
let mut request = Request::new(());
request.metadata_mut().insert(
"authorization",
MetadataValue::try_from(format!("Bearer {}", token)).unwrap(),
);
auth.authenticate(request).await
});
handles.push(handle);
}
// Wait for all requests to complete
let mut success_count = 0;
for handle in handles {
if let Ok(result) = handle.await {
if result.is_ok() {
success_count += 1;
}
}
}
println!("{}/100 concurrent authentications succeeded", success_count);
assert_eq!(success_count, 100, "All concurrent requests should succeed");
Ok(())
}
#[tokio::test]
async fn test_user_context_injection() -> Result<()> {
println!("\n=== Test: User Context Injection (Layer 7) ===");
let auth_interceptor = setup_auth_components().await?;
let (token, _jti) = generate_test_token(
"context_user",
vec!["admin".to_string(), "trader".to_string()],
vec!["api.access".to_string(), "admin.manage".to_string()],
3600,
)?;
let mut request = Request::new(());
request.metadata_mut().insert(
"authorization",
MetadataValue::try_from(format!("Bearer {}", token))?,
);
let result = auth_interceptor.clone().authenticate(request).await?;
// Verify user context
let user_ctx = result.extensions().get::<api_gateway::auth::UserContext>()
.expect("UserContext should be present");
println!(" ✓ User context injected:");
println!(" ├─ User ID: {}", user_ctx.user_id);
println!(" ├─ Roles: {:?}", user_ctx.roles);
println!(" ├─ Permissions: {:?}", user_ctx.permissions);
println!(" └─ Session ID: {}", user_ctx.session_id);
assert_eq!(user_ctx.user_id, "context_user");
assert_eq!(user_ctx.roles.len(), 2);
assert_eq!(user_ctx.permissions.len(), 2);
assert!(user_ctx.roles.contains(&"admin".to_string()));
assert!(user_ctx.permissions.contains(&"admin.manage".to_string()));
Ok(())
}
#[tokio::test]
async fn test_malformed_authorization_header() -> Result<()> {
println!("\n=== Test: Malformed Authorization Header ===");
let auth_interceptor = setup_auth_components().await?;
let test_cases = vec![
("Basic dXNlcjpwYXNzd29yZA==", "Basic auth instead of Bearer"),
("Bearer", "Bearer without token"),
("Bearer ", "Bearer with empty token"),
("", "Empty header"),
("InvalidFormat token123", "Invalid format"),
];
for (header_value, description) in test_cases {
let mut request = Request::new(());
if !header_value.is_empty() {
request.metadata_mut().insert(
"authorization",
MetadataValue::try_from(header_value)?,
);
}
let result = auth_interceptor.clone().authenticate(request).await;
assert!(result.is_err(), "{} should be rejected", description);
println!(" ✓ Rejected: {}", description);
}
Ok(())
}