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use schemars::JsonSchema;
use serde::{Deserialize, Serialize};
#[derive(Deserialize, Serialize, JsonSchema, Debug)]
struct StackTraceSymbol {
name: Option<String>,
file: Option<String>,
line: Option<u32>,
}
#[derive(Deserialize, Serialize, JsonSchema, Debug)]
struct StackTraceFrame {
symbols: Vec<StackTraceSymbol>,
}
impl StackTraceFrame {
pub fn render(&self) -> String {
let mut result = String::new();
for symbol in &self.symbols {
let symbol_string = format!(
"{}:{} - {} ",
symbol.file.as_deref().unwrap_or_default(),
symbol.line.unwrap_or_default(),
symbol.name.as_deref().unwrap_or_default(),
);
result.push_str(&symbol_string);
}
result
}
}
#[derive(Deserialize, Serialize, JsonSchema, Debug)]
pub struct ThreadStackTrace {
id: u32,
name: String,
frames: Vec<String>,
}
#[derive(Deserialize, Serialize, JsonSchema, Debug)]
pub struct StackTrace {
threads: Vec<ThreadStackTrace>,
}
pub fn get_stack_trace() -> StackTrace {
#[cfg(not(all(target_os = "linux", feature = "stacktrace")))]
{
StackTrace { threads: vec![] }
}
#[cfg(all(target_os = "linux", feature = "stacktrace"))]
{
let exe = std::env::current_exe().unwrap();
let trace =
rstack_self::trace(std::process::Command::new(exe).arg("--stacktrace")).unwrap();
StackTrace {
threads: trace
.threads()
.iter()
.map(|thread| ThreadStackTrace {
id: thread.id(),
name: thread.name().to_string(),
frames: thread
.frames()
.iter()
.map(|frame| {
let frame = StackTraceFrame {
symbols: frame
.symbols()
.iter()
.map(|symbol| StackTraceSymbol {
name: symbol.name().map(|name| name.to_string()),
file: symbol.file().map(|file| {
file.to_str().unwrap_or_default().to_string()
}),
line: symbol.line(),
})
.collect(),
};
frame.render()
})
.collect(),
})
.collect(),
}
}
}
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