69 lines
2.1 KiB
Rust
69 lines
2.1 KiB
Rust
use crate::extensions::{Extension, ResolveInfo};
|
|
use crate::{QueryPathSegment, Variables};
|
|
use std::collections::BTreeMap;
|
|
use tracing::{span, Id, Level};
|
|
|
|
/// Tracing extension
|
|
///
|
|
/// # References
|
|
///
|
|
/// https://crates.io/crates/tracing
|
|
pub struct Tracing {
|
|
root_id: Option<Id>,
|
|
fields: BTreeMap<usize, Id>,
|
|
}
|
|
|
|
impl Extension for Tracing {
|
|
fn parse_start(&mut self, query_source: &str, _variables: &Variables) {
|
|
let root_span = span!(target: "async-graphql", parent:None, Level::INFO, "query", source = query_source);
|
|
if let Some(id) = root_span.id() {
|
|
tracing::dispatcher::get_default(|d| d.enter(&id));
|
|
self.root_id.replace(id);
|
|
}
|
|
}
|
|
|
|
fn execution_end(&mut self) {
|
|
if let Some(id) = self.root_id.take() {
|
|
tracing::dispatcher::get_default(|d| d.exit(&id));
|
|
}
|
|
}
|
|
|
|
fn resolve_start(&mut self, info: &ResolveInfo<'_>) {
|
|
let parent_span = info
|
|
.resolve_id
|
|
.parent
|
|
.and_then(|id| self.fields.get(&id))
|
|
.cloned();
|
|
let span = match &info.path_node.segment {
|
|
QueryPathSegment::Index(idx) => span!(
|
|
target: "async-graphql",
|
|
parent: parent_span,
|
|
Level::INFO,
|
|
"field",
|
|
index = *idx,
|
|
parent_type = info.parent_type,
|
|
return_type = info.return_type
|
|
),
|
|
QueryPathSegment::Name(name) => span!(
|
|
target: "async-graphql",
|
|
parent: parent_span,
|
|
Level::INFO,
|
|
"field",
|
|
name = name,
|
|
parent_type = info.parent_type,
|
|
return_type = info.return_type
|
|
),
|
|
};
|
|
if let Some(id) = span.id() {
|
|
tracing::dispatcher::get_default(|d| d.enter(&id));
|
|
self.fields.insert(info.resolve_id.current, id);
|
|
}
|
|
}
|
|
|
|
fn resolve_end(&mut self, info: &ResolveInfo<'_>) {
|
|
if let Some(id) = self.fields.remove(&info.resolve_id.current) {
|
|
tracing::dispatcher::get_default(|d| d.exit(&id));
|
|
}
|
|
}
|
|
}
|