move server to separate crate

actix-server/src/ssl/mod.rs

@@ -0,0 +1,35 @@
+//! SSL Services
+use std::sync::atomic::{AtomicUsize, Ordering};
+
+use crate::counter::Counter;
+
+#[cfg(feature = "ssl")]
+mod openssl;
+#[cfg(feature = "ssl")]
+pub use self::openssl::OpensslAcceptor;
+
+#[cfg(feature = "tls")]
+mod nativetls;
+#[cfg(feature = "tls")]
+pub use self::nativetls::{NativeTlsAcceptor, TlsStream};
+
+#[cfg(feature = "rust-tls")]
+mod rustls;
+#[cfg(feature = "rust-tls")]
+pub use self::rustls::RustlsAcceptor;
+
+/// Sets the maximum per-worker concurrent ssl connection establish process.
+///
+/// All listeners will stop accepting connections when this limit is
+/// reached. It can be used to limit the global SSL CPU usage.
+///
+/// By default max connections is set to a 256.
+pub fn max_concurrent_ssl_connect(num: usize) {
+    MAX_CONN.store(num, Ordering::Relaxed);
+}
+
+pub(crate) static MAX_CONN: AtomicUsize = AtomicUsize::new(256);
+
+thread_local! {
+    static MAX_CONN_COUNTER: Counter = Counter::new(MAX_CONN.load(Ordering::Relaxed));
+}