1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
|
//! Starts the facade services that allow us to test the Bluetooth stack
#[macro_use]
extern crate clap;
use clap::{App, Arg};
#[macro_use]
extern crate lazy_static;
use bluetooth_with_facades::RootFacadeService;
use futures::channel::mpsc;
use futures::executor::block_on;
use futures::stream::StreamExt;
use grpcio::*;
use log::debug;
use nix::sys::signal;
use std::sync::{Arc, Mutex};
use tokio::runtime::Runtime;
fn main() {
let sigint = install_sigint();
bt_common::init_logging();
let rt = Arc::new(Runtime::new().unwrap());
rt.block_on(async_main(Arc::clone(&rt), sigint));
}
async fn async_main(rt: Arc<Runtime>, mut sigint: mpsc::UnboundedReceiver<()>) {
let matches = App::new("bluetooth_with_facades")
.about("The bluetooth stack, with testing facades enabled and exposed via gRPC.")
.arg(
Arg::with_name("root-server-port")
.long("root-server-port")
.default_value("8897")
.takes_value(true),
)
.arg(Arg::with_name("grpc-port").long("grpc-port").default_value("8899").takes_value(true))
.arg(
Arg::with_name("signal-port")
.long("signal-port")
.default_value("8895")
.takes_value(true),
)
.arg(Arg::with_name("rootcanal-port").long("rootcanal-port").takes_value(true))
.arg(Arg::with_name("btsnoop").long("btsnoop").takes_value(true))
.arg(Arg::with_name("btsnooz").long("btsnooz").takes_value(true))
.arg(Arg::with_name("btconfig").long("btconfig").takes_value(true))
.get_matches();
let root_server_port = value_t!(matches, "root-server-port", u16).unwrap();
let grpc_port = value_t!(matches, "grpc-port", u16).unwrap();
let rootcanal_port = value_t!(matches, "rootcanal-port", u16).ok();
let env = Arc::new(Environment::new(2));
let mut server = ServerBuilder::new(env)
.register_service(RootFacadeService::create(
rt,
grpc_port,
rootcanal_port,
matches.value_of("btsnoop").map(String::from),
))
.bind("0.0.0.0", root_server_port)
.build()
.unwrap();
server.start();
sigint.next().await;
block_on(server.shutdown()).unwrap();
}
// TODO: remove as this is a temporary nix-based hack to catch SIGINT
fn install_sigint() -> mpsc::UnboundedReceiver<()> {
let (tx, rx) = mpsc::unbounded();
*SIGINT_TX.lock().unwrap() = Some(tx);
let sig_action = signal::SigAction::new(
signal::SigHandler::Handler(handle_sigint),
signal::SaFlags::empty(),
signal::SigSet::empty(),
);
unsafe {
signal::sigaction(signal::SIGINT, &sig_action).unwrap();
}
rx
}
lazy_static! {
static ref SIGINT_TX: Mutex<Option<mpsc::UnboundedSender<()>>> = Mutex::new(None);
}
extern "C" fn handle_sigint(_: i32) {
let mut sigint_tx = SIGINT_TX.lock().unwrap();
if let Some(tx) = &*sigint_tx {
debug!("Stopping gRPC root server due to SIGINT");
tx.unbounded_send(()).unwrap();
}
*sigint_tx = None;
}
|
