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This commit is contained in:
Maciej Hirsz 2019-11-05 17:15:53 +01:00
parent 1be9ecf668
commit b5b91fce05
2 changed files with 16 additions and 2 deletions
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12
actix-http/src/ws/codec.rs
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@ -104,13 +104,21 @@ impl Decoder for Codec {
Ok(Some((finished, opcode, payload))) => {
// continuation is not supported
if !finished {
error!("No continuation 1");
return Err(ProtocolError::NoContinuation);
}
match opcode {
OpCode::Continue => Err(ProtocolError::NoContinuation),
OpCode::Bad => Err(ProtocolError::BadOpCode),
OpCode::Continue => {
error!("No continuation 2");
Err(ProtocolError::NoContinuation)
}
OpCode::Bad => {
error!("Bad opcode");
Err(ProtocolError::BadOpCode)
}
OpCode::Close => {
warn!("Got a close frame!");
if let Some(ref pl) = payload {
let close_reason = Parser::parse_close_payload(pl);
Ok(Some(Frame::Close(close_reason)))

6
actix-http/src/ws/frame.rs
View file

@ -32,8 +32,10 @@ impl Parser {
// check masking
let masked = second & 0x80 != 0;
if !masked && server {
error!("Protocol unmasked frame");
return Err(ProtocolError::UnmaskedFrame);
} else if masked && !server {
error!("Protocol masked frame");
return Err(ProtocolError::MaskedFrame);
}
@ -41,6 +43,7 @@ impl Parser {
let opcode = OpCode::from(first & 0x0F);
if let OpCode::Bad = opcode {
error!("Protocol invalid opcode");
return Err(ProtocolError::InvalidOpcode(first & 0x0F));
}
@ -60,6 +63,7 @@ impl Parser {
}
let len = u64::from_be_bytes(TryFrom::try_from(&src[idx..idx + 8]).unwrap());
if len > max_size as u64 {
error!("Protocol overflow 1");
return Err(ProtocolError::Overflow);
}
idx += 8;
@ -70,6 +74,7 @@ impl Parser {
// check for max allowed size
if length > max_size {
error!("Protocol overflow 2");
return Err(ProtocolError::Overflow);
}
@ -120,6 +125,7 @@ impl Parser {
// control frames must have length <= 125
match opcode {
OpCode::Ping | OpCode::Pong if length > 125 => {
error!("Protocol invalid length");
return Err(ProtocolError::InvalidLength(length));
}
OpCode::Close if length > 125 => {