transports/tcp: Simplify IfWatcher integration (#2813)

With if-watch `2.0.0` `IfWatcher::new` is not async anymore, hence the
`IfWatch` wrapping logic is obsolete.

Co-authored-by: Thomas Eizinger <thomas@eizinger.io>

CHANGELOG.md

@@ -43,6 +43,10 @@
 
 # `libp2p` facade crate
 
+# 0.49.0 - [unreleased]
+
+- Update to [`libp2p-tcp` `v0.37.0`](transports/tcp/CHANGELOG.md#0370).
+
 # 0.48.0
 
 - Update to [`libp2p-core` `v0.36.0`](core/CHANGELOG.md#0360).

Cargo.toml

@@ -3,7 +3,7 @@ name = "libp2p"
 edition = "2021"
 rust-version = "1.60.0"
 description = "Peer-to-peer networking library"
-version = "0.48.0"
+version = "0.49.0"
 authors = ["Parity Technologies <admin@parity.io>"]
 license = "MIT"
 repository = "https://github.com/libp2p/rust-libp2p"
@@ -110,7 +110,7 @@ smallvec = "1.6.1"
 libp2p-deflate = { version = "0.36.0", path = "transports/deflate", optional = true }
 libp2p-dns = { version = "0.36.0", path = "transports/dns", optional = true, default-features = false }
 libp2p-mdns = { version = "0.40.0", path = "protocols/mdns", optional = true, default-features = false }
-libp2p-tcp = { version = "0.36.0", path = "transports/tcp", default-features = false, optional = true }
+libp2p-tcp = { version = "0.37.0", path = "transports/tcp", default-features = false, optional = true }
 libp2p-websocket = { version = "0.38.0", path = "transports/websocket", optional = true }
 
 [target.'cfg(not(target_os = "unknown"))'.dependencies]

transports/tcp/CHANGELOG.md

@@ -1,3 +1,10 @@
+# 0.37.0 - [unreleased]
+
+- Update to `if-watch` `v2.0.0`. Simplify `IfWatcher` integration.
+  Use `if_watch::IfWatcher` for all runtimes. See [PR 2813].
+
+[PR 2813]: https://github.com/libp2p/rust-libp2p/pull/2813
+
 # 0.36.0
 
 - Update to `libp2p-core` `v0.36.0`.

transports/tcp/Cargo.toml

@@ -3,7 +3,7 @@ name = "libp2p-tcp"
 edition = "2021"
 rust-version = "1.56.1"
 description = "TCP/IP transport protocol for libp2p"
-version = "0.36.0"
+version = "0.37.0"
 authors = ["Parity Technologies <admin@parity.io>"]
 license = "MIT"
 repository = "https://github.com/libp2p/rust-libp2p"
@@ -14,9 +14,7 @@ categories = ["network-programming", "asynchronous"]
 async-io-crate = { package = "async-io", version = "1.2.0", optional = true }
 futures = "0.3.8"
 futures-timer = "3.0"
-if-watch = { version = "1.1.1", optional = true }
-if-addrs = { version = "0.7.0", optional = true }
-ipnet = "2.0.0"
+if-watch = "2.0.0"
 libc = "0.2.80"
 libp2p-core = { version = "0.36.0", path = "../../core", default-features = false  }
 log = "0.4.11"
@@ -25,10 +23,10 @@ tokio-crate = { package = "tokio", version = "1.19.0", default-features = false,
 
 [features]
 default = ["async-io"]
-tokio = ["tokio-crate", "if-addrs"]
-async-io = ["async-io-crate", "if-watch"]
+tokio = ["tokio-crate"]
+async-io = ["async-io-crate"]
 
 [dev-dependencies]
 async-std = { version = "1.6.5", features = ["attributes"] }
-tokio-crate = { package = "tokio", version = "1.0.1", default-features = false, features = ["net", "rt"] }
+tokio-crate = { package = "tokio", version = "1.0.1", default-features = false, features = ["net", "rt", "macros"] }
 env_logger = "0.9.0"