Commit basic communication with ipc-channel from example with comments
This commit is contained in:
commit
d36996e9e7
GPG key ID:
57AFB45680EDD477
4 changed files with 584 additions and 0 deletions
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.gitignore
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.gitignore
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/target
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Cargo.lock
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Cargo.lock
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# This file is automatically @generated by Cargo.
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# It is not intended for manual editing.
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version = 3
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||||||
|
version = "0.38.8"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "19ed4fa021d81c8392ce04db050a3da9a60299050b7ae1cf482d862b54a7218f"
|
||||||
|
dependencies = [
|
||||||
|
"bitflags 2.4.0",
|
||||||
|
"errno",
|
||||||
|
"libc",
|
||||||
|
"linux-raw-sys",
|
||||||
|
"windows-sys",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "serde"
|
||||||
|
version = "1.0.183"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "32ac8da02677876d532745a130fc9d8e6edfa81a269b107c5b00829b91d8eb3c"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "slab"
|
||||||
|
version = "0.4.8"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "6528351c9bc8ab22353f9d776db39a20288e8d6c37ef8cfe3317cf875eecfc2d"
|
||||||
|
dependencies = [
|
||||||
|
"autocfg",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "static_assertions"
|
||||||
|
version = "1.1.0"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "a2eb9349b6444b326872e140eb1cf5e7c522154d69e7a0ffb0fb81c06b37543f"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "tempfile"
|
||||||
|
version = "3.7.1"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "dc02fddf48964c42031a0b3fe0428320ecf3a73c401040fc0096f97794310651"
|
||||||
|
dependencies = [
|
||||||
|
"cfg-if 1.0.0",
|
||||||
|
"fastrand",
|
||||||
|
"redox_syscall",
|
||||||
|
"rustix",
|
||||||
|
"windows-sys",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "uuid"
|
||||||
|
version = "1.4.1"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "79daa5ed5740825c40b389c5e50312b9c86df53fccd33f281df655642b43869d"
|
||||||
|
dependencies = [
|
||||||
|
"getrandom 0.2.10",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "wasi"
|
||||||
|
version = "0.9.0+wasi-snapshot-preview1"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "cccddf32554fecc6acb585f82a32a72e28b48f8c4c1883ddfeeeaa96f7d8e519"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "wasi"
|
||||||
|
version = "0.11.0+wasi-snapshot-preview1"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "winapi"
|
||||||
|
version = "0.2.8"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "167dc9d6949a9b857f3451275e911c3f44255842c1f7a76f33c55103a909087a"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "winapi"
|
||||||
|
version = "0.3.9"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "5c839a674fcd7a98952e593242ea400abe93992746761e38641405d28b00f419"
|
||||||
|
dependencies = [
|
||||||
|
"winapi-i686-pc-windows-gnu",
|
||||||
|
"winapi-x86_64-pc-windows-gnu",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "winapi-build"
|
||||||
|
version = "0.1.1"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "2d315eee3b34aca4797b2da6b13ed88266e6d612562a0c46390af8299fc699bc"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "winapi-i686-pc-windows-gnu"
|
||||||
|
version = "0.4.0"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "winapi-x86_64-pc-windows-gnu"
|
||||||
|
version = "0.4.0"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "windows-sys"
|
||||||
|
version = "0.48.0"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "677d2418bec65e3338edb076e806bc1ec15693c5d0104683f2efe857f61056a9"
|
||||||
|
dependencies = [
|
||||||
|
"windows-targets",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "windows-targets"
|
||||||
|
version = "0.48.3"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "27f51fb4c64f8b770a823c043c7fad036323e1c48f55287b7bbb7987b2fcdf3b"
|
||||||
|
dependencies = [
|
||||||
|
"windows_aarch64_gnullvm",
|
||||||
|
"windows_aarch64_msvc",
|
||||||
|
"windows_i686_gnu",
|
||||||
|
"windows_i686_msvc",
|
||||||
|
"windows_x86_64_gnu",
|
||||||
|
"windows_x86_64_gnullvm",
|
||||||
|
"windows_x86_64_msvc",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "windows_aarch64_gnullvm"
|
||||||
|
version = "0.48.3"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "fde1bb55ae4ce76a597a8566d82c57432bc69c039449d61572a7a353da28f68c"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "windows_aarch64_msvc"
|
||||||
|
version = "0.48.3"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "1513e8d48365a78adad7322fd6b5e4c4e99d92a69db8df2d435b25b1f1f286d4"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "windows_i686_gnu"
|
||||||
|
version = "0.48.3"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "60587c0265d2b842298f5858e1a5d79d146f9ee0c37be5782e92a6eb5e1d7a83"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "windows_i686_msvc"
|
||||||
|
version = "0.48.3"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "224fe0e0ffff5d2ea6a29f82026c8f43870038a0ffc247aa95a52b47df381ac4"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "windows_x86_64_gnu"
|
||||||
|
version = "0.48.3"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "62fc52a0f50a088de499712cbc012df7ebd94e2d6eb948435449d76a6287e7ad"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "windows_x86_64_gnullvm"
|
||||||
|
version = "0.48.3"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "2093925509d91ea3d69bcd20238f4c2ecdb1a29d3c281d026a09705d0dd35f3d"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "windows_x86_64_msvc"
|
||||||
|
version = "0.48.3"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "b6ade45bc8bf02ae2aa34a9d54ba660a1a58204da34ba793c00d83ca3730b5f1"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "ws2_32-sys"
|
||||||
|
version = "0.2.1"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "d59cefebd0c892fa2dd6de581e937301d8552cb44489cdff035c6187cb63fa5e"
|
||||||
|
dependencies = [
|
||||||
|
"winapi 0.2.8",
|
||||||
|
"winapi-build",
|
||||||
|
]
|
||||||
11
Cargo.toml
Normal file
11
Cargo.toml
Normal file
|
|
@ -0,0 +1,11 @@
|
||||||
|
[package]
|
||||||
|
name = "rust-ipc"
|
||||||
|
version = "0.1.0"
|
||||||
|
edition = "2021"
|
||||||
|
|
||||||
|
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
|
||||||
|
|
||||||
|
[dependencies]
|
||||||
|
ipc-channel = "0.16.1"
|
||||||
|
libc = "0.2.147"
|
||||||
|
nix = "0.26.2"
|
||||||
55
src/main.rs
Normal file
55
src/main.rs
Normal file
|
|
@ -0,0 +1,55 @@
|
||||||
|
use ipc_channel::ipc::*;
|
||||||
|
use ipc_channel::ipc;
|
||||||
|
use std::io::Error;
|
||||||
|
|
||||||
|
// I'm not actually sure invoking this is indeed unsafe -- but better safe than sorry...
|
||||||
|
pub unsafe fn fork<F: FnOnce()>(child_func: F) -> libc::pid_t {
|
||||||
|
match libc::fork() {
|
||||||
|
-1 => panic!("Fork failed: {}", Error::last_os_error()),
|
||||||
|
0 => {
|
||||||
|
child_func();
|
||||||
|
libc::exit(0);
|
||||||
|
},
|
||||||
|
pid => pid,
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
fn main() {
|
||||||
|
println!("Hello, world!");
|
||||||
|
|
||||||
|
// server0 = Send server1 to server
|
||||||
|
// server1 = server -> client
|
||||||
|
// server2 = client -> server
|
||||||
|
|
||||||
|
let (server0, server0_name) = IpcOneShotServer::new().unwrap();
|
||||||
|
let (server2, server2_name) = IpcOneShotServer::new().unwrap();
|
||||||
|
|
||||||
|
dbg!(&server0_name);
|
||||||
|
dbg!(&server2_name);
|
||||||
|
|
||||||
|
let child_pid = unsafe {
|
||||||
|
fork(|| {
|
||||||
|
let (tx1, rx1): (IpcSender<String>, IpcReceiver<String>) = ipc::channel().unwrap();
|
||||||
|
|
||||||
|
// Send Sender back to server so it can talk to us
|
||||||
|
let tx0 = IpcSender::connect(server0_name).unwrap();
|
||||||
|
tx0.send(tx1).unwrap();
|
||||||
|
|
||||||
|
// Wait for data from server
|
||||||
|
let input = rx1.recv().unwrap();
|
||||||
|
println!("{}", input);
|
||||||
|
|
||||||
|
// Send data back to server
|
||||||
|
let tx2: IpcSender<String> = IpcSender::connect(server2_name).unwrap();
|
||||||
|
tx2.send(String::from("Foo")).unwrap();
|
||||||
|
})
|
||||||
|
};
|
||||||
|
|
||||||
|
// Receive the sender from the client so we can send it data
|
||||||
|
let (_, tx1): (_, IpcSender<String>) = server0.accept().unwrap();
|
||||||
|
tx1.send(String::from("Bar")).unwrap();
|
||||||
|
|
||||||
|
// Receive data from client
|
||||||
|
let (_, received_person): (_, String) = server2.accept().unwrap();
|
||||||
|
println!("{}", received_person);
|
||||||
|
}
|
||||||
Loading…
Reference in a new issue