feat: added framework for TCP client

.devcontainer/Dockerfile.alpine

@@ -15,7 +15,7 @@
 
 FROM rust:1-alpine
 
-RUN apk add cmake make automake musl-dev autoconf libtool \
+RUN apk add cmake make automake musl-dev autoconf libtool libcap \
         flex bison linux-headers openssl-dev lldb build-base libcap-dev
 
 RUN apk add mingw-w64-gcc mingw-w64-winpthreads mingw-w64-headers && \

Cargo.lock

@@ -264,7 +264,7 @@ checksum = "0b9fdf9972b2bd6af2d913799d9ebc165ea4d2e65878e329d9c6b372c4491b61"
 dependencies = [
  "byteorder",
  "digest",
- "rand_core",
+ "rand_core 0.5.1",
  "subtle",
  "zeroize",
 ]
@@ -301,7 +301,7 @@ dependencies = [
  "digest",
  "hex",
  "hkdf",
- "rand",
+ "rand 0.7.3",
  "serde",
  "sha2",
  "thiserror",
@@ -326,7 +326,7 @@ checksum = "c762bae6dcaf24c4c84667b8579785430908723d5c889f469d76a41d59cc7a9d"
 dependencies = [
  "curve25519-dalek",
  "ed25519",
- "rand",
+ "rand 0.7.3",
  "serde",
  "serde_bytes",
  "sha2",
@@ -395,7 +395,7 @@ name = "ex-bind-shell-key-generator"
 version = "0.1.0"
 dependencies = [
  "ed25519-dalek",
- "rand",
+ "rand 0.7.3",
 ]
 
 [[package]]
@@ -534,6 +534,17 @@ dependencies = [
  "wasi 0.9.0+wasi-snapshot-preview1",
 ]
 
+[[package]]
+name = "getrandom"
+version = "0.2.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "be4136b2a15dd319360be1c07d9933517ccf0be8f16bf62a3bee4f0d618df427"
+dependencies = [
+ "cfg-if",
+ "libc",
+ "wasi 0.11.0+wasi-snapshot-preview1",
+]
+
 [[package]]
 name = "ghash"
 version = "0.3.1"
@@ -627,6 +638,16 @@ version = "0.4.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "57bcfdad1b858c2db7c38303a6d2ad4dfaf5eb53dfeb0910128b2c26d6158503"
 
+[[package]]
+name = "lock_api"
+version = "0.4.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c1cc9717a20b1bb222f333e6a92fd32f7d8a18ddc5a3191a11af45dcbf4dcd16"
+dependencies = [
+ "autocfg",
+ "scopeguard",
+]
+
 [[package]]
 name = "log"
 version = "0.4.17"
@@ -719,6 +740,29 @@ checksum = "624a8340c38c1b80fd549087862da4ba43e08858af025b236e509b6649fc13d5"
 name = "packets"
 version = "0.1.0"
 
+[[package]]
+name = "parking_lot"
+version = "0.12.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3742b2c103b9f06bc9fff0a37ff4912935851bee6d36f3c02bcc755bcfec228f"
+dependencies = [
+ "lock_api",
+ "parking_lot_core",
+]
+
+[[package]]
+name = "parking_lot_core"
+version = "0.9.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "93f00c865fe7cabf650081affecd3871070f26767e7b2070a3ffae14c654b447"
+dependencies = [
+ "cfg-if",
+ "libc",
+ "redox_syscall",
+ "smallvec",
+ "windows-targets 0.48.0",
+]
+
 [[package]]
 name = "paste"
 version = "1.0.14"
@@ -860,13 +904,24 @@ version = "0.7.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6a6b1679d49b24bbfe0c803429aa1874472f50d9b363131f0e89fc356b544d03"
 dependencies = [
- "getrandom",
+ "getrandom 0.1.16",
  "libc",
- "rand_chacha",
+ "rand_chacha 0.2.2",
- "rand_core",
+ "rand_core 0.5.1",
  "rand_hc",
 ]
 
+[[package]]
+name = "rand"
+version = "0.8.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "34af8d1a0e25924bc5b7c43c079c942339d8f0a8b57c39049bef581b46327404"
+dependencies = [
+ "libc",
+ "rand_chacha 0.3.1",
+ "rand_core 0.6.4",
+]
+
 [[package]]
 name = "rand_chacha"
 version = "0.2.2"
@@ -874,7 +929,17 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f4c8ed856279c9737206bf725bf36935d8666ead7aa69b52be55af369d193402"
 dependencies = [
  "ppv-lite86",
- "rand_core",
+ "rand_core 0.5.1",
+]
+
+[[package]]
+name = "rand_chacha"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e6c10a63a0fa32252be49d21e7709d4d4baf8d231c2dbce1eaa8141b9b127d88"
+dependencies = [
+ "ppv-lite86",
+ "rand_core 0.6.4",
 ]
 
 [[package]]
@@ -883,7 +948,16 @@ version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "90bde5296fc891b0cef12a6d03ddccc162ce7b2aff54160af9338f8d40df6d19"
 dependencies = [
- "getrandom",
+ "getrandom 0.1.16",
+]
+
+[[package]]
+name = "rand_core"
+version = "0.6.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ec0be4795e2f6a28069bec0b5ff3e2ac9bafc99e6a9a7dc3547996c5c816922c"
+dependencies = [
+ "getrandom 0.2.10",
 ]
 
 [[package]]
@@ -892,7 +966,7 @@ version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ca3129af7b92a17112d59ad498c6f81eaf463253766b90396d39ea7a39d6613c"
 dependencies = [
- "rand_core",
+ "rand_core 0.5.1",
 ]
 
 [[package]]
@@ -964,6 +1038,12 @@ dependencies = [
  "windows-sys 0.48.0",
 ]
 
+[[package]]
+name = "scopeguard"
+version = "1.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "94143f37725109f92c262ed2cf5e59bce7498c01bcc1502d7b9afe439a4e9f49"
+
 [[package]]
 name = "semver"
 version = "0.9.0"
@@ -1069,6 +1149,12 @@ dependencies = [
  "autocfg",
 ]
 
+[[package]]
+name = "smallvec"
+version = "1.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "62bb4feee49fdd9f707ef802e22365a35de4b7b299de4763d44bfea899442ff9"
+
 [[package]]
 name = "socket2"
 version = "0.5.3"
@@ -1088,7 +1174,7 @@ dependencies = [
  "ecies-ed25519",
  "ed25519-dalek",
  "libc",
- "rand",
+ "rand 0.7.3",
  "raw_tty",
  "rmp-serde",
  "serde",
@@ -1104,7 +1190,7 @@ version = "0.1.0"
 dependencies = [
  "ecies-ed25519",
  "ed25519-dalek",
- "rand",
+ "rand 0.7.3",
  "serde",
  "serde_repr",
 ]
@@ -1122,7 +1208,7 @@ dependencies = [
  "log",
  "packets",
  "pcap-sys",
- "rand",
+ "rand 0.7.3",
  "rmp-serde",
  "serde",
  "simple_logger",
@@ -1206,6 +1292,16 @@ dependencies = [
  "unicode-ident",
 ]
 
+[[package]]
+name = "tcp-test"
+version = "0.1.0"
+dependencies = [
+ "nl-sys",
+ "pcap-sys",
+ "rand 0.8.5",
+ "tokio",
+]
+
 [[package]]
 name = "tempfile"
 version = "3.8.0"
@@ -1288,6 +1384,7 @@ dependencies = [
  "libc",
  "mio",
  "num_cpus",
+ "parking_lot",
  "pin-project-lite",
  "signal-hook-registry",
  "socket2",

Cargo.toml

@@ -5,6 +5,7 @@ members = [
     "examples/*/*",
     "sparse-protocol",
     "sparse-05/*",
+    "tcp-test/client"
 ]
 resolver = "2"
 

Makefile.toml

@@ -27,6 +27,13 @@ script = [
        "docker-compose run build build --bin sparse-05-client ${@}",
 ]
 
+[tasks.tcp-test]
+workspace = false
+script = [
+       "docker-compose run build build --bin tcp-test ${@}",
+       "docker-compose run --entrypoint=setcap build cap_net_raw=eip /workspaces/sparse/target/debug/tcp-test"
+]
+
 [tasks.fmt]
 command = "cargo"
 args = ["fmt"]

tcp-test/client/Cargo.toml

@@ -0,0 +1,12 @@
+[package]
+name = "tcp-test"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+pcap-sys = { path = "../../pcap-sys" }
+nl-sys = { path = "../../nl-sys" }
+rand = "0.8.5"
+tokio = { version = "1.32.0", features = ["full"] }

tcp-test/client/src/main.rs

@@ -0,0 +1,4 @@
+#[tokio::main]
+async fn main() {
+    println!("Hello, world!");
+}

tcp-test/server.py

@@ -0,0 +1,13 @@
+#!/usr/bin/env python3
+
+import socket
+
+server = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+
+server.bind(("0.0.0.0", 54248))
+server.listen(32)
+
+client, addr = server.accept()
+with client:
+    print(client.recv(24))
+    client.sendall(b"pong")