rs-matter/matter/src/sys/sys_linux.rs
2023-02-08 17:17:48 +02:00

58 lines
1.8 KiB
Rust

/*
*
* Copyright (c) 2020-2022 Project CHIP Authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
use crate::error::Error;
use lazy_static::lazy_static;
use libmdns::{Responder, Service};
use log::info;
use std::sync::{Arc, Mutex};
use std::vec::Vec;
#[allow(dead_code)]
pub struct SysMdnsService {
service: Service,
}
lazy_static! {
static ref RESPONDER: Arc<Mutex<Responder>> = Arc::new(Mutex::new(Responder::new().unwrap()));
}
/// Publish a mDNS service
/// name - can be a service name (comma separate subtypes may follow)
/// regtype - registration type (e.g. _matter_.tcp etc)
/// port - the port
pub fn sys_publish_service(
name: &str,
regtype: &str,
port: u16,
txt_kvs: &[[&str; 2]],
) -> Result<SysMdnsService, Error> {
info!("mDNS Registration Type {}", regtype);
info!("mDNS properties {:?}", txt_kvs);
let mut properties = Vec::new();
for kvs in txt_kvs {
info!("mDNS TXT key {} val {}", kvs[0], kvs[1]);
properties.push(format!("{}={}", kvs[0], kvs[1]));
}
let properties: Vec<&str> = properties.iter().map(|entry| entry.as_str()).collect();
let responder = RESPONDER.lock().map_err(|_| Error::MdnsError)?;
let service = responder.register(regtype.to_owned(), name.to_owned(), port, &properties);
Ok(SysMdnsService { service })
}