Add --open cli flag

Cargo.lock

@@ -1759,6 +1759,15 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "is-docker"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "928bae27f42bc99b60d9ac7334e3a21d10ad8f1835a4e12ec3ec0464765ed1b3"
+dependencies = [
+ "once_cell",
+]
+
 [[package]]
 name = "is-terminal"
 version = "0.4.9"
@@ -1770,6 +1779,16 @@ dependencies = [
  "windows-sys",
 ]
 
+[[package]]
+name = "is-wsl"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "173609498df190136aa7dea1a91db051746d339e18476eed5ca40521f02d7aa5"
+dependencies = [
+ "is-docker",
+ "once_cell",
+]
+
 [[package]]
 name = "itertools"
 version = "0.10.5"
@@ -2041,6 +2060,17 @@ version = "1.18.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "dd8b5dd2ae5ed71462c540258bedcb51965123ad7e7ccf4b9a8cafaa4a63576d"
 
+[[package]]
+name = "open"
+version = "5.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cfabf1927dce4d6fdf563d63328a0a506101ced3ec780ca2135747336c98cef8"
+dependencies = [
+ "is-wsl",
+ "libc",
+ "pathdiff",
+]
+
 [[package]]
 name = "option-ext"
 version = "0.2.0"
@@ -2082,6 +2112,12 @@ version = "1.0.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "de3145af08024dea9fa9914f381a17b8fc6034dfb00f3a84013f7ff43f29ed4c"
 
+[[package]]
+name = "pathdiff"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8835116a5c179084a830efb3adc117ab007512b535bc1a21c991d3b32a6b44dd"
+
 [[package]]
 name = "pem-rfc7468"
 version = "0.7.0"
@@ -2856,6 +2892,7 @@ dependencies = [
  "humantime",
  "humantime-serde",
  "mime_guess",
+ "open",
  "rand",
  "rust-embed",
  "serde",

Cargo.toml

@@ -15,6 +15,7 @@ gethostname = "0.4.3"
 humantime = "2.1.0"
 humantime-serde = "1.1.1"
 mime_guess = "2.0.4"
+open = "5.0.0"
 rand = "0.8.5"
 rust-embed = { version = "6.8.1", features = ["interpolate-folder-path"] }
 serde = { version = "1.0.181", features = ["derive"] }

src/args.rs

@@ -14,6 +14,10 @@ pub struct ServerCommand {
     /// Path to the bench repo.
     #[arg(long, short)]
     pub bench_repo: Option<PathBuf>,
+
+    /// Open the UI in your browser.
+    #[arg(long, short)]
+    pub open: bool,
 }
 
 #[derive(Debug, clap::Parser)]

src/main.rs

@@ -6,7 +6,7 @@ mod server;
 mod shared;
 mod somehow;
 
-use std::{io, process};
+use std::{io, process, time::Duration};
 
 use clap::Parser;
 use tokio::{select, signal::unix::SignalKind};
@@ -82,6 +82,16 @@ async fn die_on_signal() -> io::Result<()> {
     process::exit(1);
 }
 
+async fn open_in_browser(config: &Config) {
+    // Wait a bit to ensure the server is ready to serve requests.
+    tokio::time::sleep(Duration::from_millis(100)).await;
+
+    let url = format!("http://{}{}", config.web_address, config.web_base);
+    if let Err(e) = open::that_detached(&url) {
+        error!("Error opening {url} in browser: {e:?}");
+    }
+}
+
 async fn run() -> somehow::Result<()> {
     let args = Args::parse();
 
@@ -92,6 +102,10 @@ async fn run() -> somehow::Result<()> {
 
     match args.command {
         Command::Server(command) => {
+            if command.open {
+                tokio::task::spawn(open_in_browser(config));
+            }
+
             let server = Server::new(config, command).await?;
 
             select! {