Unable to pass the vsock CID via connect

[quanweiZhou]

Description of problem

Both connect() and do_bind() functions are currently hardcoded the CIDs.
For connect() hardcoded as VMADDR_CID_HOST

ttrpc-rust/src/common.rs

Lines 168 to 175 in d2a0ce1

	/// Creates a unix socket for client.
	pub(crate) unsafe fn client_connect(sockaddr: &str) -> Result<RawFd> {
	let (fd, _, sockaddr) = make_socket((sockaddr, VMADDR_CID_HOST))?;
	connect(fd, sockaddr.as_ref())?;
	Ok(fd)
	}

For do_bind() hardcoded as VMADDR_CID_ANY

ttrpc-rust/src/common.rs

Lines 159 to 166 in d2a0ce1

	pub(crate) fn do_bind(sockaddr: &str) -> Result<(RawFd, Domain)> {
	let (fd, domain, sockaddr) = make_socket((sockaddr, VMADDR_CID_ANY))?;
	setsockopt(fd, sockopt::ReusePort, &true)?;
	bind(fd, sockaddr.as_ref()).map_err(err_to_others_err!(e, ""))?;
	Ok((fd, domain))
	}

Expected result

Parse cid and port from address("vsock://cid:port")