Struct ConnectionPool 

pub struct ConnectionPool { /* private fields */ }

Connection pool for managing gRPC connections

Implementations

impl ConnectionPool

pub fn new(config: PoolConfig) -> Self

Create a new connection pool with default health check and no adaptive sizing

pub fn with_tls(config: PoolConfig, tls_config: ClientTlsConfig) -> Self

Create a new connection pool with TLS configuration

pub fn with_health_and_adaptive( config: PoolConfig, health_check_config: HealthCheckConfig, adaptive_config: Option<AdaptiveConfig>, ) -> Self

Create a new connection pool with custom health check and optional adaptive sizing

pub fn with_full_config( config: PoolConfig, health_check_config: HealthCheckConfig, adaptive_config: Option<AdaptiveConfig>, tls_config: Option<ClientTlsConfig>, ) -> Self

Create a new connection pool with full configuration including optional TLS

pub fn add_endpoint(&self, id: EndpointId, address: String)

Add an endpoint to the connection pool

pub fn add_endpoint_with_weight( &self, id: EndpointId, address: String, weight: u32, )

Add an endpoint with weight

pub fn remove_endpoint(&self, endpoint_id: &str) -> bool

Remove an endpoint from the connection pool

pub async fn get_connection(&self) -> NetResult<PooledConnection>

Get a connection from the pool

pub fn utilization(&self) -> f64

Get current pool utilization ratio (0.0 to 1.0)

pub fn scale_up(&self, count: usize)

Scale up the pool by the given number of connection slots

pub fn scale_down(&self, count: usize)

Scale down the pool by the given number of connection slots

pub fn stats(&self) -> PoolStats

Get pool statistics (legacy)

pub fn metrics(&self) -> PoolMetrics

Get comprehensive pool metrics

pub fn effective_max_size(&self) -> usize

Get the current effective maximum pool size

pub fn circuit_breaker_stats(&self) -> Option<CircuitBreakerStats>

Get circuit breaker statistics

pub async fn shutdown(self) -> NetResult<()>

Shutdown the connection pool gracefully

pub async fn drain(&self) -> NetResult<()>

Drain the pool (prepare for graceful shutdown)