Use different port and handshake for different release channels

This commit is contained in:
Julia 2023-07-07 14:18:43 -04:00
parent 66bf56fc4f
commit b70b76029e
2 changed files with 26 additions and 10 deletions

View file

@ -41,8 +41,7 @@ const FALLBACK_DB_NAME: &'static str = "FALLBACK_MEMORY_DB";
const DB_FILE_NAME: &'static str = "db.sqlite"; const DB_FILE_NAME: &'static str = "db.sqlite";
lazy_static::lazy_static! { lazy_static::lazy_static! {
// !!!!!!! CHANGE BACK TO DEFAULT FALSE BEFORE SHIPPING pub static ref ZED_STATELESS: bool = std::env::var("ZED_STATELESS").map_or(false, |v| !v.is_empty());
static ref ZED_STATELESS: bool = std::env::var("ZED_STATELESS").map_or(false, |v| !v.is_empty());
pub static ref BACKUP_DB_PATH: RwLock<Option<PathBuf>> = RwLock::new(None); pub static ref BACKUP_DB_PATH: RwLock<Option<PathBuf>> = RwLock::new(None);
pub static ref ALL_FILE_DB_FAILED: AtomicBool = AtomicBool::new(false); pub static ref ALL_FILE_DB_FAILED: AtomicBool = AtomicBool::new(false);
} }

View file

@ -5,14 +5,31 @@ use std::{
time::Duration, time::Duration,
}; };
const PORT: u16 = 43739; use util::channel::ReleaseChannel;
const LOCALHOST: Ipv4Addr = Ipv4Addr::new(127, 0, 0, 1); const LOCALHOST: Ipv4Addr = Ipv4Addr::new(127, 0, 0, 1);
const ADDRESS: SocketAddr = SocketAddr::V4(SocketAddrV4::new(LOCALHOST, PORT));
const INSTANCE_HANDSHAKE: &str = "Zed Editor Instance Running";
const CONNECT_TIMEOUT: Duration = Duration::from_millis(10); const CONNECT_TIMEOUT: Duration = Duration::from_millis(10);
const RECEIVE_TIMEOUT: Duration = Duration::from_millis(35); const RECEIVE_TIMEOUT: Duration = Duration::from_millis(35);
const SEND_TIMEOUT: Duration = Duration::from_millis(20); const SEND_TIMEOUT: Duration = Duration::from_millis(20);
fn address() -> SocketAddr {
let port = match *util::channel::RELEASE_CHANNEL {
ReleaseChannel::Dev => 43737,
ReleaseChannel::Preview => 43738,
ReleaseChannel::Stable => 43739,
};
SocketAddr::V4(SocketAddrV4::new(LOCALHOST, port))
}
fn instance_handshake() -> &'static str {
match *util::channel::RELEASE_CHANNEL {
ReleaseChannel::Dev => "Zed Editor Dev Instance Running",
ReleaseChannel::Preview => "Zed Editor Preview Instance Running",
ReleaseChannel::Stable => "Zed Editor Stable Instance Running",
}
}
#[derive(Debug, Clone, Copy, PartialEq, Eq)] #[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub enum IsOnlyInstance { pub enum IsOnlyInstance {
Yes, Yes,
@ -24,7 +41,7 @@ pub fn ensure_only_instance() -> IsOnlyInstance {
return IsOnlyInstance::No; return IsOnlyInstance::No;
} }
let listener = match TcpListener::bind(ADDRESS) { let listener = match TcpListener::bind(address()) {
Ok(listener) => listener, Ok(listener) => listener,
Err(err) => { Err(err) => {
@ -50,7 +67,7 @@ pub fn ensure_only_instance() -> IsOnlyInstance {
_ = stream.set_nodelay(true); _ = stream.set_nodelay(true);
_ = stream.set_read_timeout(Some(SEND_TIMEOUT)); _ = stream.set_read_timeout(Some(SEND_TIMEOUT));
_ = stream.write_all(INSTANCE_HANDSHAKE.as_bytes()); _ = stream.write_all(instance_handshake().as_bytes());
} }
}); });
@ -58,9 +75,9 @@ pub fn ensure_only_instance() -> IsOnlyInstance {
} }
fn check_got_handshake() -> bool { fn check_got_handshake() -> bool {
match TcpStream::connect_timeout(&ADDRESS, CONNECT_TIMEOUT) { match TcpStream::connect_timeout(&address(), CONNECT_TIMEOUT) {
Ok(mut stream) => { Ok(mut stream) => {
let mut buf = vec![0u8; INSTANCE_HANDSHAKE.len()]; let mut buf = vec![0u8; instance_handshake().len()];
stream.set_read_timeout(Some(RECEIVE_TIMEOUT)).unwrap(); stream.set_read_timeout(Some(RECEIVE_TIMEOUT)).unwrap();
if let Err(err) = stream.read_exact(&mut buf) { if let Err(err) = stream.read_exact(&mut buf) {
@ -68,7 +85,7 @@ fn check_got_handshake() -> bool {
return false; return false;
} }
if buf == INSTANCE_HANDSHAKE.as_bytes() { if buf == instance_handshake().as_bytes() {
log::info!("Got instance handshake"); log::info!("Got instance handshake");
return true; return true;
} }