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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:02:58 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:02:58 +0000
commit698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch)
tree173a775858bd501c378080a10dca74132f05bc50 /vendor/tracing-tree/examples/basic.rs
parentInitial commit. (diff)
downloadrustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz
rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'vendor/tracing-tree/examples/basic.rs')
-rw-r--r--vendor/tracing-tree/examples/basic.rs83
1 files changed, 83 insertions, 0 deletions
diff --git a/vendor/tracing-tree/examples/basic.rs b/vendor/tracing-tree/examples/basic.rs
new file mode 100644
index 000000000..97f6263ff
--- /dev/null
+++ b/vendor/tracing-tree/examples/basic.rs
@@ -0,0 +1,83 @@
+use tracing::{debug, error, info, instrument, span, warn, Level};
+use tracing_subscriber::{layer::SubscriberExt, registry::Registry};
+use tracing_tree::HierarchicalLayer;
+
+fn main() {
+ let layer = HierarchicalLayer::default()
+ .with_writer(std::io::stdout)
+ .with_indent_lines(true)
+ .with_indent_amount(2)
+ .with_thread_names(true)
+ .with_thread_ids(true)
+ .with_verbose_exit(true)
+ .with_verbose_entry(true)
+ .with_targets(true);
+
+ let subscriber = Registry::default().with(layer);
+ tracing::subscriber::set_global_default(subscriber).unwrap();
+ #[cfg(feature = "tracing-log")]
+ tracing_log::LogTracer::init().unwrap();
+
+ let app_span = span!(Level::TRACE, "hierarchical-example", version = %0.1);
+ let _e = app_span.enter();
+
+ let server_span = span!(Level::TRACE, "server", host = "localhost", port = 8080);
+ let _e2 = server_span.enter();
+ info!("starting");
+ std::thread::sleep(std::time::Duration::from_millis(300));
+ info!("listening");
+ let peer1 = span!(Level::TRACE, "conn", peer_addr = "82.9.9.9", port = 42381);
+ peer1.in_scope(|| {
+ debug!("connected");
+ std::thread::sleep(std::time::Duration::from_millis(300));
+ debug!(length = 2, "message received");
+ });
+ drop(peer1);
+ let peer2 = span!(Level::TRACE, "conn", peer_addr = "8.8.8.8", port = 18230);
+ peer2.in_scope(|| {
+ std::thread::sleep(std::time::Duration::from_millis(300));
+ debug!("connected");
+ });
+ drop(peer2);
+ let peer3 = span!(
+ Level::TRACE,
+ "foomp",
+ normal_var = 43,
+ "{} <- format string",
+ 42
+ );
+ peer3.in_scope(|| {
+ error!("hello");
+ });
+ drop(peer3);
+ let peer1 = span!(Level::TRACE, "conn", peer_addr = "82.9.9.9", port = 42381);
+ peer1.in_scope(|| {
+ warn!(algo = "xor", "weak encryption requested");
+ std::thread::sleep(std::time::Duration::from_millis(300));
+ debug!(length = 8, "response sent");
+ debug!("disconnected");
+ });
+ drop(peer1);
+ let peer2 = span!(Level::TRACE, "conn", peer_addr = "8.8.8.8", port = 18230);
+ peer2.in_scope(|| {
+ debug!(length = 5, "message received");
+ std::thread::sleep(std::time::Duration::from_millis(300));
+ debug!(length = 8, "response sent");
+ debug!("disconnected");
+ });
+ drop(peer2);
+ warn!("internal error");
+ log::error!("this is a log message");
+ info!("exit");
+}
+
+#[instrument]
+fn call_a(name: &str) {
+ info!(name, "got a name");
+ call_b(name)
+}
+
+#[instrument]
+fn call_b(name: &str) {
+ info!(name, "got a name");
+}