use std::fmt;
use bytes::{BufMut, Bytes};
use crate ::frame::{self , Error, Head, Kind, Reason, StreamId};
#[ derive(Clone, Eq, PartialEq)]
pub struct GoAway {
last_stream_id: StreamId,
error_code: Reason,
debug_data: Bytes,
}
impl GoAway {
pub fn new(last_stream_id: StreamId, reason: Reason) -> Self {
GoAway {
last_stream_id,
error_code: reason,
debug_data: Bytes::new(),
}
}
pub fn with_debug_data(last_stream_id: StreamId, reason: Reason, debug_data: Bytes) -> Self {
Self {
last_stream_id,
error_code: reason,
debug_data,
}
}
pub fn last_stream_id(&self ) -> StreamId {
self .last_stream_id
}
pub fn reason(&self ) -> Reason {
self .error_code
}
pub fn debug_data(&self ) -> &Bytes {
&self .debug_data
}
pub fn load(payload: &[u8]) -> Result<GoAway, Error> {
if payload.len() < 8 {
return Err(Error::BadFrameSize);
}
let (last_stream_id, _) = StreamId::parse(&payload[..4 ]);
let error_code = unpack_octets_4!(payload, 4 , u32);
let debug_data = Bytes::copy_from_slice(&payload[8 ..]);
Ok(GoAway {
last_stream_id,
error_code: error_code.into(),
debug_data,
})
}
pub fn encode<B: BufMut>(&self , dst: &mut B) {
tracing::trace!("encoding GO_AWAY; code={:?}" , self .error_code);
let head = Head::new(Kind::GoAway, 0 , StreamId::zero());
head.encode(8 + self .debug_data.len(), dst);
dst.put_u32(self .last_stream_id.into());
dst.put_u32(self .error_code.into());
dst.put(self .debug_data.slice(..));
}
}
impl <B> From<GoAway> for frame::Frame<B> {
fn from(src: GoAway) -> Self {
frame::Frame::GoAway(src)
}
}
impl fmt::Debug for GoAway {
fn fmt(&self , f: &mut fmt::Formatter<'_>) -> fmt::Result {
let mut builder = f.debug_struct("GoAway" );
builder.field("error_code" , &self .error_code);
builder.field("last_stream_id" , &self .last_stream_id);
if !self .debug_data.is_empty() {
builder.field("debug_data" , &self .debug_data);
}
builder.finish()
}
}
Messung V0.5 in Prozent C=88 H=95 G=91
¤ Dauer der Verarbeitung: 0.10 Sekunden
(vorverarbeitet am 2026-06-20)
¤
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