Optimize Transaction/Instruction serialization with custom routine (#2515)
* Optimize transaction serialization with custom routine to reduce the serialized size. * Update serialized_size to accept self as parameter * Optimize serialize / deserialize operations
This commit is contained in:
Sathish
GitHub
parent
9845aec007
commit
e0f046b7a5
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@ -11,6 +11,7 @@ edition = "2018"
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[dependencies]
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bincode = "1.0.0"
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bs58 = "0.2.0"
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byteorder = "1.2.1"
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chrono = { version = "0.4.0", features = ["serde"] }
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generic-array = { version = "0.12.0", default-features = false, features = ["serde"] }
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log = "0.4.2"
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@ -12,6 +12,7 @@ pub mod native_program;
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pub mod packet;
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pub mod payment_plan;
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pub mod pubkey;
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pub mod shortvec;
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pub mod signature;
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pub mod storage_program;
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pub mod system_instruction;
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@ -0,0 +1,373 @@
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use bincode::{deserialize_from, serialize_into, Error};
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use serde::Serialize;
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use std::io::{Cursor, Read, Write};
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use std::mem::size_of;
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pub fn encode_len<W: Write>(writer: &mut W, len: usize) -> Result<(), Error> {
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let mut rem_len = len;
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loop {
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let mut elem = (rem_len & 0x7f) as u8;
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rem_len >>= 7;
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if rem_len == 0 {
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writer.write_all(&[elem])?;
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break;
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} else {
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elem |= 0x80;
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writer.write_all(&[elem])?;
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}
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}
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Ok(())
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}
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pub fn decode_len<R: Read>(reader: &mut R) -> Result<usize, Error> {
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let mut len: usize = 0;
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let mut size: usize = 0;
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loop {
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let mut elem = [0u8; 1];
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reader.read_exact(&mut elem)?;
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len |= (elem[0] as usize & 0x7f) << (size * 7);
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size += 1;
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if elem[0] as usize & 0x80 == 0 {
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break;
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}
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assert!(size <= size_of::<usize>() + 1);
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}
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Ok(len)
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}
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pub fn serialize_vec_with<T>(
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mut writer: &mut Cursor<&mut [u8]>,
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input: &[T],
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ser_fn: fn(&mut Cursor<&mut [u8]>, &T) -> Result<(), Error>,
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) -> Result<(), Error> {
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encode_len(&mut writer, input.len())?;
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input.iter().for_each(|e| ser_fn(&mut writer, &e).unwrap());
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Ok(())
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}
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pub fn serialize_vec_bytes<W: Write>(mut writer: W, input: &[u8]) -> Result<(), Error> {
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let len = input.len();
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encode_len(&mut writer, len)?;
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writer.write_all(input)?;
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Ok(())
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}
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pub fn serialize_vec<W: Write, T>(mut writer: W, input: &[T]) -> Result<(), Error>
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where
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T: Serialize,
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{
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let len = input.len();
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encode_len(&mut writer, len)?;
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input
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.iter()
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.for_each(|e| serialize_into(&mut writer, &e).unwrap());
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Ok(())
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}
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pub fn deserialize_vec_bytes<R: Read>(mut reader: &mut R) -> Result<Vec<u8>, Error> {
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let vec_len = decode_len(&mut reader)?;
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let mut buf = vec![0; vec_len];
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reader.read_exact(&mut buf[..])?;
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Ok(buf)
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}
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pub fn deserialize_vec<R: Read, T>(mut reader: &mut R) -> Result<Vec<T>, Error>
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where
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T: serde::de::DeserializeOwned,
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{
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let vec_len = decode_len(&mut reader)?;
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let mut vec: Vec<T> = Vec::with_capacity(vec_len);
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for _ in 0..vec_len {
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let t: T = deserialize_from(&mut reader)?;
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vec.push(t);
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}
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Ok(vec)
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}
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pub fn deserialize_vec_with<T>(
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mut reader: &mut Cursor<&[u8]>,
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deser_fn: fn(&mut Cursor<&[u8]>) -> Result<T, Error>,
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) -> Result<Vec<T>, Error> {
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let vec_len = decode_len(&mut reader)?;
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let mut vec: Vec<T> = Vec::with_capacity(vec_len);
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for _ in 0..vec_len {
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let t: T = deser_fn(&mut reader)?;
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vec.push(t);
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}
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Ok(vec)
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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use bincode::{deserialize, serialize, serialized_size};
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use serde::ser::Serializer;
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use serde::Deserialize;
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use std::fmt;
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use std::io::Cursor;
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#[test]
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fn test_shortvec_encode_len() {
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let mut buf = vec![0u8; size_of::<u64>() + 1];
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let mut wr = Cursor::new(&mut buf[..]);
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encode_len(&mut wr, 0x0).unwrap();
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let vec = wr.get_ref()[..wr.position() as usize].to_vec();
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assert_eq!(vec, vec![0u8]);
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wr.set_position(0);
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encode_len(&mut wr, 0x5).unwrap();
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let vec = wr.get_ref()[..wr.position() as usize].to_vec();
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assert_eq!(vec, vec![0x5u8]);
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wr.set_position(0);
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encode_len(&mut wr, 0x7f).unwrap();
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let vec = wr.get_ref()[..wr.position() as usize].to_vec();
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assert_eq!(vec, vec![0x7fu8]);
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wr.set_position(0);
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encode_len(&mut wr, 0x80).unwrap();
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let vec = wr.get_ref()[..wr.position() as usize].to_vec();
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assert_eq!(vec, vec![0x80u8, 0x01u8]);
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wr.set_position(0);
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encode_len(&mut wr, 0xff).unwrap();
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let vec = wr.get_ref()[..wr.position() as usize].to_vec();
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assert_eq!(vec, vec![0xffu8, 0x01u8]);
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wr.set_position(0);
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encode_len(&mut wr, 0x100).unwrap();
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let vec = wr.get_ref()[..wr.position() as usize].to_vec();
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assert_eq!(vec, vec![0x80u8, 0x02u8]);
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wr.set_position(0);
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encode_len(&mut wr, 0x7fff).unwrap();
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let vec = wr.get_ref()[..wr.position() as usize].to_vec();
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assert_eq!(vec, vec![0xffu8, 0xffu8, 0x01u8]);
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wr.set_position(0);
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encode_len(&mut wr, 0x200000).unwrap();
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let vec = wr.get_ref()[..wr.position() as usize].to_vec();
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assert_eq!(vec, vec![0x80u8, 0x80u8, 0x80u8, 0x01u8]);
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wr.set_position(0);
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encode_len(&mut wr, 0x7ffffffff).unwrap();
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let vec = wr.get_ref()[..wr.position() as usize].to_vec();
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assert_eq!(vec, vec![0xffu8, 0xffu8, 0xffu8, 0xffu8, 0x7fu8]);
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}
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#[test]
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#[should_panic]
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fn test_shortvec_decode_zero_len() {
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let mut buf = vec![];
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let mut rd = Cursor::new(&mut buf[..]);
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assert_eq!(decode_len(&mut rd).unwrap(), 0);
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assert_eq!(rd.position(), 0);
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}
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#[test]
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fn test_shortvec_decode_len() {
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let mut buf = vec![0u8];
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let mut rd = Cursor::new(&mut buf[..]);
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assert_eq!(decode_len(&mut rd).unwrap(), 0);
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assert_eq!(rd.position(), 1);
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let mut buf = vec![5u8];
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let mut rd = Cursor::new(&mut buf[..]);
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assert_eq!(decode_len(&mut rd).unwrap(), 5);
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assert_eq!(rd.position(), 1);
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let mut buf = vec![0x7fu8];
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let mut rd = Cursor::new(&mut buf[..]);
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assert_eq!(decode_len(&mut rd).unwrap(), 0x7f);
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assert_eq!(rd.position(), 1);
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let mut buf = vec![0x80u8, 0x01u8];
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let mut rd = Cursor::new(&mut buf[..]);
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assert_eq!(decode_len(&mut rd).unwrap(), 0x80);
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assert_eq!(rd.position(), 2);
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let mut buf = vec![0xffu8, 0x01u8];
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let mut rd = Cursor::new(&mut buf[..]);
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assert_eq!(decode_len(&mut rd).unwrap(), 0xff);
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assert_eq!(rd.position(), 2);
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let mut buf = vec![0x80u8, 0x02u8];
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let mut rd = Cursor::new(&mut buf[..]);
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assert_eq!(decode_len(&mut rd).unwrap(), 0x100);
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assert_eq!(rd.position(), 2);
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let mut buf = vec![0xffu8, 0xffu8, 0x01u8];
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let mut rd = Cursor::new(&mut buf[..]);
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assert_eq!(decode_len(&mut rd).unwrap(), 0x7fff);
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assert_eq!(rd.position(), 3);
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let mut buf = vec![0x80u8, 0x80u8, 0x80u8, 0x01u8];
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let mut rd = Cursor::new(&mut buf[..]);
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assert_eq!(decode_len(&mut rd).unwrap(), 0x200000);
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assert_eq!(rd.position(), 4);
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let mut buf = vec![0xffu8, 0xffu8, 0xffu8, 0xffu8, 0x7fu8];
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let mut rd = Cursor::new(&mut buf[..]);
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assert_eq!(decode_len(&mut rd).unwrap(), 0x7ffffffff);
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assert_eq!(rd.position(), 5);
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}
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#[test]
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fn test_shortvec_u8() {
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let vec: Vec<u8> = vec![4; 32];
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let mut buf = vec![0u8; serialized_size(&vec).unwrap() as usize + 1];
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let mut wr = Cursor::new(&mut buf[..]);
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serialize_vec_bytes(&mut wr, &vec).unwrap();
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let size = wr.position() as usize;
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let ser = &wr.into_inner()[..size];
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assert_eq!(ser.len(), vec.len() + 1);
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let mut rd = Cursor::new(&ser[..]);
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let deser: Vec<u8> = deserialize_vec_bytes(&mut rd).unwrap();
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assert_eq!(vec, deser);
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}
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#[derive(Debug, Eq, PartialEq)]
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struct TestVec {
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vec_u8: Vec<u8>,
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id: u8,
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vec_u32: Vec<u32>,
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}
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impl TestVec {
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pub fn serialize_with(
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mut writer: &mut Cursor<&mut [u8]>,
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tv: &TestVec,
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) -> Result<(), Error> {
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serialize_vec(&mut writer, &tv.vec_u8).unwrap();
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serialize_into(&mut writer, &tv.id).unwrap();
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serialize_vec(&mut writer, &tv.vec_u32).unwrap();
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Ok(())
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}
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pub fn from_bytes(mut reader: &mut Cursor<&[u8]>) -> Result<Self, Error> {
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let vec_u8: Vec<u8> = deserialize_vec(&mut reader).unwrap();
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let id: u8 = deserialize_from(&mut reader).unwrap();
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let vec_u32: Vec<u32> = deserialize_vec(&mut reader).unwrap();
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Ok(TestVec {
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vec_u8,
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id,
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vec_u32,
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})
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}
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pub fn serialized_size(&self) -> u64 {
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let mut buf = vec![0u8; size_of::<u64>() + 1];
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let mut size = size_of::<u64>();
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let mut wr = Cursor::new(&mut buf[..]);
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encode_len(&mut wr, self.vec_u8.len()).unwrap();
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size += wr.position() as usize + self.vec_u8.len() * size_of::<u8>();
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size += size_of::<u8>();
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wr.set_position(0);
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encode_len(&mut wr, self.vec_u32.len()).unwrap();
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size += wr.position() as usize + self.vec_u32.len() * size_of::<u32>();
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size as u64
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}
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}
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impl Serialize for TestVec {
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fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
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where
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S: Serializer,
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{
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use serde::ser::Error;
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let mut buf = vec![0u8; self.serialized_size() as usize];
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let mut wr = Cursor::new(&mut buf[..]);
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serialize_vec(&mut wr, &self.vec_u8).map_err(Error::custom)?;
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serialize_into(&mut wr, &self.id).map_err(Error::custom)?;
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serialize_vec(&mut wr, &self.vec_u32).map_err(Error::custom)?;
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let len = wr.position() as usize;
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serializer.serialize_bytes(&wr.into_inner()[..len])
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}
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}
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struct TestVecVisitor;
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impl<'a> serde::de::Visitor<'a> for TestVecVisitor {
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type Value = TestVec;
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fn expecting(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
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formatter.write_str("Expecting TestVec")
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}
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fn visit_bytes<E>(self, data: &[u8]) -> Result<TestVec, E>
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where
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E: serde::de::Error,
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{
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use serde::de::Error;
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let mut rd = Cursor::new(&data[..]);
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let v1: Vec<u8> = deserialize_vec(&mut rd).map_err(Error::custom)?;
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let id: u8 = deserialize_from(&mut rd).map_err(Error::custom)?;
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let v2: Vec<u32> = deserialize_vec(&mut rd).map_err(Error::custom)?;
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Ok(TestVec {
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vec_u8: v1,
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id,
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vec_u32: v2,
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})
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}
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}
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impl<'de> Deserialize<'de> for TestVec {
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fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
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where
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D: ::serde::Deserializer<'de>,
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{
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deserializer.deserialize_bytes(TestVecVisitor)
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}
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}
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#[test]
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fn test_shortvec_testvec() {
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let tvec: TestVec = TestVec {
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vec_u8: vec![4; 32],
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id: 5,
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vec_u32: vec![6; 32],
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};
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let size = tvec.serialized_size() as usize;
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assert_eq!(
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size,
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tvec.vec_u8.len() + 1 + 1 + (tvec.vec_u32.len() * 4) + 1 + 8
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);
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let ser = serialize(&tvec).unwrap();
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assert_eq!(
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ser.len(),
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tvec.vec_u8.len() + 1 + 1 + (tvec.vec_u32.len() * 4) + 1 + 8
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);
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let deser = deserialize(&ser).unwrap();
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assert_eq!(tvec, deser);
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}
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#[derive(Serialize, Deserialize, Debug, Eq, PartialEq)]
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struct TestVecArr {
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data: Vec<TestVec>,
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}
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impl TestVecArr {
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fn new() -> Self {
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TestVecArr { data: vec![] }
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}
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fn serialized_size(tvec: &TestVecArr) -> u64 {
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let mut buf = vec![0u8; size_of::<u64>() + 1];
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let mut wr = Cursor::new(&mut buf[..]);
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encode_len(&mut wr, tvec.data.len()).unwrap();
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let size: u64 = tvec
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.data
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.iter()
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.map(|tv| TestVec::serialized_size(&tv))
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.sum();
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size_of::<u64>() as u64 + size + wr.position()
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}
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}
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#[test]
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fn test_shortvec_testvec_with() {
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let tvec1 = TestVec {
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vec_u8: vec![4; 32],
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id: 5,
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vec_u32: vec![6; 32],
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};
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let tvec2 = TestVec {
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vec_u8: vec![7; 32],
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id: 8,
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vec_u32: vec![9; 32],
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};
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let tvec3 = TestVec {
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vec_u8: vec![],
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id: 10,
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vec_u32: vec![11; 32],
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};
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let mut tvecarr: TestVecArr = TestVecArr::new();
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tvecarr.data.push(tvec1);
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tvecarr.data.push(tvec2);
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tvecarr.data.push(tvec3);
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let mut buf = vec![0u8; TestVecArr::serialized_size(&tvecarr) as usize];
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let mut wr = Cursor::new(&mut buf[..]);
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serialize_vec_with(&mut wr, &tvecarr.data, TestVec::serialize_with).unwrap();
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let size = wr.position() as usize;
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let ser = &wr.into_inner()[..size];
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let mut rd = Cursor::new(&ser[..]);
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let deser = deserialize_vec_with(&mut rd, TestVec::from_bytes).unwrap();
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assert_eq!(tvecarr.data, deser);
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}
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}
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@ -1,14 +1,20 @@
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//! The `transaction` module provides functionality for creating log transactions.
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use crate::hash::{Hash, Hasher};
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use crate::packet::PACKET_DATA_SIZE;
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use crate::pubkey::Pubkey;
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use crate::shortvec::{
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deserialize_vec_bytes, deserialize_vec_with, encode_len, serialize_vec_bytes,
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serialize_vec_with,
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};
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use crate::signature::{Keypair, KeypairUtil, Signature};
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use bincode::serialize;
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use serde::Serialize;
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use bincode::{serialize, Error};
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use byteorder::{LittleEndian, ReadBytesExt, WriteBytesExt};
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use serde::{Deserialize, Serialize, Serializer};
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use std::fmt;
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use std::io::{Cursor, Read, Write};
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use std::mem::size_of;
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pub const SIG_OFFSET: usize = size_of::<u64>();
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/// An instruction to execute a program
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#[derive(Serialize, Deserialize, Debug, PartialEq, Eq, Clone)]
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pub struct Instruction {
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@ -29,10 +35,50 @@ impl Instruction {
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accounts,
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}
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}
|
||||
|
||||
pub fn serialize_with(
|
||||
mut writer: &mut Cursor<&mut [u8]>,
|
||||
ix: &Instruction,
|
||||
) -> Result<(), Error> {
|
||||
writer.write_all(&[ix.program_ids_index])?;
|
||||
serialize_vec_bytes(&mut writer, &ix.accounts[..])?;
|
||||
serialize_vec_bytes(&mut writer, &ix.userdata[..])?;
|
||||
Ok(())
|
||||
}
|
||||
|
||||
pub fn deserialize_from(mut reader: &mut Cursor<&[u8]>) -> Result<Self, Error> {
|
||||
let mut buf = [0];
|
||||
reader.read_exact(&mut buf)?;
|
||||
let program_ids_index = buf[0];
|
||||
let accounts = deserialize_vec_bytes(&mut reader)?;
|
||||
let userdata = deserialize_vec_bytes(&mut reader)?;
|
||||
Ok(Instruction {
|
||||
program_ids_index,
|
||||
accounts,
|
||||
userdata,
|
||||
})
|
||||
}
|
||||
|
||||
pub fn serialized_size(&self) -> Result<u64, Error> {
|
||||
let mut buf = [0; size_of::<u64>() + 1];
|
||||
let mut wr = Cursor::new(&mut buf[..]);
|
||||
let mut size = size_of::<u8>();
|
||||
|
||||
let len = self.accounts.len();
|
||||
encode_len(&mut wr, len)?;
|
||||
size += wr.position() as usize + (len * size_of::<u8>());
|
||||
|
||||
let len = self.userdata.len();
|
||||
wr.set_position(0);
|
||||
encode_len(&mut wr, len)?;
|
||||
size += wr.position() as usize + (len * size_of::<u8>());
|
||||
|
||||
Ok(size as u64)
|
||||
}
|
||||
}
|
||||
|
||||
/// An atomic transaction
|
||||
#[derive(Serialize, Deserialize, Debug, PartialEq, Eq, Clone)]
|
||||
#[derive(Debug, PartialEq, Eq, Clone)]
|
||||
pub struct Transaction {
|
||||
/// A set of digital signatures of `account_keys`, `program_ids`, `last_id`, `fee` and `instructions`, signed by the first
|
||||
/// signatures.len() keys of account_keys
|
||||
|
|
@ -148,20 +194,20 @@ impl Transaction {
|
|||
}
|
||||
/// Get the transaction data to sign.
|
||||
pub fn get_sign_data(&self) -> Vec<u8> {
|
||||
let mut data = serialize(&self.account_keys).expect("serialize account_keys");
|
||||
|
||||
let last_id_data = serialize(&self.last_id).expect("serialize last_id");
|
||||
data.extend_from_slice(&last_id_data);
|
||||
|
||||
let fee_data = serialize(&self.fee).expect("serialize fee");
|
||||
data.extend_from_slice(&fee_data);
|
||||
|
||||
let program_ids = serialize(&self.program_ids).expect("serialize program_ids");
|
||||
data.extend_from_slice(&program_ids);
|
||||
|
||||
let instructions = serialize(&self.instructions).expect("serialize instructions");
|
||||
data.extend_from_slice(&instructions);
|
||||
data
|
||||
let mut buf = vec![0u8; PACKET_DATA_SIZE];
|
||||
let mut wr = Cursor::new(&mut buf[..]);
|
||||
serialize_vec_with(&mut wr, &self.account_keys, Transaction::serialize_pubkey)
|
||||
.expect("serialize account_keys");
|
||||
wr.write_all(self.last_id.as_ref())
|
||||
.expect("serialize last_id");
|
||||
wr.write_u64::<LittleEndian>(self.fee)
|
||||
.expect("serialize fee");
|
||||
serialize_vec_with(&mut wr, &self.program_ids, Transaction::serialize_pubkey)
|
||||
.expect("serialize program_ids");
|
||||
serialize_vec_with(&mut wr, &self.instructions, Instruction::serialize_with)
|
||||
.expect("serialize instructions");
|
||||
let len = wr.position() as usize;
|
||||
wr.into_inner()[..len].to_vec()
|
||||
}
|
||||
|
||||
/// Sign this transaction.
|
||||
|
|
@ -208,12 +254,141 @@ impl Transaction {
|
|||
.for_each(|tx| hasher.hash(&tx.signatures[0].as_ref()));
|
||||
hasher.result()
|
||||
}
|
||||
|
||||
pub fn serialized_size(&self) -> Result<u64, Error> {
|
||||
let mut buf = [0u8; size_of::<u64>() + 1];
|
||||
let mut wr = Cursor::new(&mut buf[..]);
|
||||
let mut size = size_of::<u64>();
|
||||
|
||||
let len = self.signatures.len();
|
||||
encode_len(&mut wr, len)?;
|
||||
size += wr.position() as usize + (len * size_of::<Signature>());
|
||||
|
||||
let len = self.account_keys.len();
|
||||
wr.set_position(0);
|
||||
encode_len(&mut wr, len)?;
|
||||
size += wr.position() as usize + (len * size_of::<Pubkey>());
|
||||
|
||||
size += size_of::<Hash>();
|
||||
|
||||
size += size_of::<u64>();
|
||||
|
||||
let len = self.program_ids.len();
|
||||
wr.set_position(0);
|
||||
encode_len(&mut wr, len)?;
|
||||
size += wr.position() as usize + (len * size_of::<Pubkey>());
|
||||
|
||||
let len = self.instructions.len();
|
||||
wr.set_position(0);
|
||||
encode_len(&mut wr, len)?;
|
||||
size += wr.position() as usize;
|
||||
let inst_size: u64 = self
|
||||
.instructions
|
||||
.iter()
|
||||
.map(|ix| ix.serialized_size().unwrap())
|
||||
.sum();
|
||||
Ok(size as u64 + inst_size)
|
||||
}
|
||||
|
||||
fn serialize_signature(writer: &mut Cursor<&mut [u8]>, sig: &Signature) -> Result<(), Error> {
|
||||
writer.write_all(sig.as_ref())?;
|
||||
Ok(())
|
||||
}
|
||||
|
||||
fn serialize_pubkey(writer: &mut Cursor<&mut [u8]>, key: &Pubkey) -> Result<(), Error> {
|
||||
writer.write_all(key.as_ref())?;
|
||||
Ok(())
|
||||
}
|
||||
|
||||
fn deserialize_signature(reader: &mut Cursor<&[u8]>) -> Result<Signature, Error> {
|
||||
let mut buf = [0; size_of::<Signature>()];
|
||||
reader.read_exact(&mut buf)?;
|
||||
Ok(Signature::new(&buf))
|
||||
}
|
||||
|
||||
fn deserialize_pubkey(reader: &mut Cursor<&[u8]>) -> Result<Pubkey, Error> {
|
||||
let mut buf = [0; size_of::<Pubkey>()];
|
||||
reader.read_exact(&mut buf)?;
|
||||
Ok(Pubkey::new(&buf))
|
||||
}
|
||||
}
|
||||
|
||||
impl Serialize for Transaction {
|
||||
fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
|
||||
where
|
||||
S: Serializer,
|
||||
{
|
||||
use serde::ser::Error;
|
||||
let mut buf = vec![0u8; self.serialized_size().unwrap() as usize];
|
||||
let mut wr = Cursor::new(&mut buf[..]);
|
||||
serialize_vec_with(&mut wr, &self.signatures, Transaction::serialize_signature)
|
||||
.map_err(Error::custom)?;
|
||||
serialize_vec_with(&mut wr, &self.account_keys, Transaction::serialize_pubkey)
|
||||
.map_err(Error::custom)?;
|
||||
wr.write_all(self.last_id.as_ref()).map_err(Error::custom)?;
|
||||
wr.write_u64::<LittleEndian>(self.fee)
|
||||
.map_err(Error::custom)?;
|
||||
serialize_vec_with(&mut wr, &self.program_ids, Transaction::serialize_pubkey)
|
||||
.map_err(Error::custom)?;
|
||||
serialize_vec_with(&mut wr, &self.instructions, Instruction::serialize_with)
|
||||
.map_err(Error::custom)?;
|
||||
let size = wr.position() as usize;
|
||||
serializer.serialize_bytes(&wr.into_inner()[..size])
|
||||
}
|
||||
}
|
||||
|
||||
struct TransactionVisitor;
|
||||
impl<'a> serde::de::Visitor<'a> for TransactionVisitor {
|
||||
type Value = Transaction;
|
||||
|
||||
fn expecting(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
|
||||
formatter.write_str("Expecting Instruction")
|
||||
}
|
||||
fn visit_bytes<E>(self, data: &[u8]) -> Result<Transaction, E>
|
||||
where
|
||||
E: serde::de::Error,
|
||||
{
|
||||
use serde::de::Error;
|
||||
let mut rd = Cursor::new(&data[..]);
|
||||
let signatures: Vec<Signature> =
|
||||
deserialize_vec_with(&mut rd, Transaction::deserialize_signature)
|
||||
.map_err(Error::custom)?;
|
||||
let account_keys: Vec<Pubkey> =
|
||||
deserialize_vec_with(&mut rd, Transaction::deserialize_pubkey)
|
||||
.map_err(Error::custom)?;
|
||||
let mut buf = [0; size_of::<Hash>()];
|
||||
rd.read_exact(&mut buf).map_err(Error::custom)?;
|
||||
let last_id: Hash = Hash::new(&buf);
|
||||
let fee = rd.read_u64::<LittleEndian>().map_err(Error::custom)?;
|
||||
let program_ids: Vec<Pubkey> =
|
||||
deserialize_vec_with(&mut rd, Transaction::deserialize_pubkey)
|
||||
.map_err(Error::custom)?;
|
||||
let instructions: Vec<Instruction> =
|
||||
deserialize_vec_with(&mut rd, Instruction::deserialize_from).map_err(Error::custom)?;
|
||||
Ok(Transaction {
|
||||
signatures,
|
||||
account_keys,
|
||||
last_id,
|
||||
fee,
|
||||
program_ids,
|
||||
instructions,
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
impl<'de> Deserialize<'de> for Transaction {
|
||||
fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
|
||||
where
|
||||
D: ::serde::Deserializer<'de>,
|
||||
{
|
||||
deserializer.deserialize_bytes(TransactionVisitor)
|
||||
}
|
||||
}
|
||||
|
||||
#[cfg(test)]
|
||||
mod tests {
|
||||
use super::*;
|
||||
use bincode::serialize;
|
||||
use bincode::deserialize;
|
||||
|
||||
#[test]
|
||||
fn test_refs() {
|
||||
|
|
@ -287,6 +462,53 @@ mod tests {
|
|||
assert!(!tx.verify_refs());
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn test_transaction_serialize() {
|
||||
let keypair = Keypair::new();
|
||||
let program_id = Pubkey::new(&[4; 32]);
|
||||
let to = Pubkey::new(&[5; 32]);
|
||||
let tx = Transaction::new(
|
||||
&keypair,
|
||||
&[keypair.pubkey(), to],
|
||||
program_id,
|
||||
&(1u8, 2u8, 3u8),
|
||||
Hash::default(),
|
||||
99,
|
||||
);
|
||||
|
||||
let ser = serialize(&tx).unwrap();
|
||||
let deser = deserialize(&ser).unwrap();
|
||||
assert_eq!(tx, deser);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn test_transaction_serialized_size() {
|
||||
let keypair = Keypair::new();
|
||||
let program_id = Pubkey::new(&[4; 32]);
|
||||
let to = Pubkey::new(&[5; 32]);
|
||||
let tx = Transaction::new(
|
||||
&keypair,
|
||||
&[keypair.pubkey(), to],
|
||||
program_id,
|
||||
&(1u8, 2u8, 3u8),
|
||||
Hash::default(),
|
||||
99,
|
||||
);
|
||||
let req_size = size_of::<u64>()
|
||||
+ 1
|
||||
+ (tx.signatures.len() * size_of::<Signature>())
|
||||
+ 1
|
||||
+ (tx.account_keys.len() * size_of::<Pubkey>())
|
||||
+ size_of::<Hash>()
|
||||
+ size_of::<u64>()
|
||||
+ 1
|
||||
+ (tx.program_ids.len() * size_of::<Pubkey>())
|
||||
+ 1
|
||||
+ tx.instructions[0].serialized_size().unwrap() as usize;
|
||||
let size = tx.serialized_size().unwrap() as usize;
|
||||
assert_eq!(req_size, size);
|
||||
}
|
||||
|
||||
/// Detect binary changes in the serialized transaction userdata, which could have a downstream
|
||||
/// affect on SDKs and DApps
|
||||
#[test]
|
||||
|
|
@ -321,19 +543,18 @@ mod tests {
|
|||
assert_eq!(
|
||||
serialize(&tx).unwrap(),
|
||||
vec![
|
||||
1, 0, 0, 0, 0, 0, 0, 0, 213, 248, 255, 179, 219, 217, 130, 31, 27, 85, 33, 217, 62,
|
||||
28, 180, 204, 186, 141, 178, 150, 153, 184, 205, 87, 123, 128, 101, 254, 222, 111,
|
||||
152, 17, 153, 210, 169, 1, 81, 208, 254, 64, 229, 205, 145, 10, 213, 241, 255, 31,
|
||||
184, 52, 242, 148, 213, 131, 241, 165, 144, 181, 18, 4, 58, 171, 44, 11, 3, 0, 0,
|
||||
0, 0, 0, 0, 0, 36, 100, 158, 252, 33, 161, 97, 185, 62, 89, 99, 195, 250, 249, 187,
|
||||
189, 171, 118, 241, 90, 248, 14, 68, 219, 231, 62, 157, 5, 142, 27, 210, 117, 36,
|
||||
100, 158, 252, 33, 161, 97, 185, 62, 89, 99, 195, 250, 249, 187, 189, 171, 118,
|
||||
241, 90, 248, 14, 68, 219, 231, 62, 157, 5, 142, 27, 210, 117, 1, 1, 1, 4, 5, 6, 7,
|
||||
8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 7, 6, 5, 4, 1, 1, 1, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 99, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 2, 2, 2, 4, 5, 6, 7, 8, 9, 1,
|
||||
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 9, 8, 7, 6, 5, 4, 2, 2, 2, 1, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 3, 0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3
|
||||
245, 0, 0, 0, 0, 0, 0, 0, 1, 151, 224, 239, 74, 248, 111, 129, 62, 193, 150, 178,
|
||||
53, 242, 136, 228, 153, 16, 245, 127, 217, 6, 122, 114, 165, 224, 243, 191, 164,
|
||||
197, 107, 71, 41, 57, 132, 240, 19, 166, 239, 109, 168, 225, 215, 1, 59, 120, 57,
|
||||
141, 103, 243, 182, 221, 176, 161, 153, 217, 129, 87, 178, 228, 151, 57, 163, 75,
|
||||
13, 3, 36, 100, 158, 252, 33, 161, 97, 185, 62, 89, 99, 195, 250, 249, 187, 189,
|
||||
171, 118, 241, 90, 248, 14, 68, 219, 231, 62, 157, 5, 142, 27, 210, 117, 36, 100,
|
||||
158, 252, 33, 161, 97, 185, 62, 89, 99, 195, 250, 249, 187, 189, 171, 118, 241, 90,
|
||||
248, 14, 68, 219, 231, 62, 157, 5, 142, 27, 210, 117, 1, 1, 1, 4, 5, 6, 7, 8, 9, 9,
|
||||
9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 7, 6, 5, 4, 1, 1, 1, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 99,
|
||||
0, 0, 0, 0, 0, 0, 0, 1, 2, 2, 2, 4, 5, 6, 7, 8, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
|
||||
1, 1, 1, 9, 8, 7, 6, 5, 4, 2, 2, 2, 1, 0, 3, 0, 1, 2, 3, 1, 2, 3
|
||||
],
|
||||
);
|
||||
}
|
||||
|
|
|
|||
|
|
@ -166,7 +166,7 @@ mod tests {
|
|||
assert_eq!(
|
||||
hasher.result(),
|
||||
Hash::new(&hex!(
|
||||
"1ef70b5491a5f2b05ebeb0f92a03c131a7a78622f3643064d6d3c52a0c083175"
|
||||
"16b1159b112b11d7a2fb7b0471797ab079bce7e0e86b8a879474616abb61e5aa"
|
||||
)),
|
||||
);
|
||||
remove_file(out_path).unwrap();
|
||||
|
|
|
|||
16
src/entry.rs
16
src/entry.rs
|
|
@ -96,7 +96,7 @@ impl Entry {
|
|||
}
|
||||
};
|
||||
|
||||
let size = serialized_size(&entry).unwrap();
|
||||
let size = Entry::serialized_size(&entry.transactions[..]);
|
||||
if size > BLOB_DATA_SIZE as u64 {
|
||||
panic!(
|
||||
"Serialized entry size too large: {} ({} transactions):",
|
||||
|
|
@ -125,11 +125,13 @@ impl Entry {
|
|||
|
||||
/// Estimate serialized_size of Entry without creating an Entry.
|
||||
pub fn serialized_size(transactions: &[Transaction]) -> u64 {
|
||||
let txs_size = serialized_size(transactions).unwrap();
|
||||
|
||||
let txs_size: u64 = transactions
|
||||
.iter()
|
||||
.map(|tx| tx.serialized_size().unwrap())
|
||||
.sum();
|
||||
// tick_height+num_hashes + id + txs
|
||||
|
||||
(2 * size_of::<u64>() + size_of::<Hash>()) as u64 + txs_size
|
||||
(3 * size_of::<u64>() + size_of::<Hash>()) as u64 + txs_size
|
||||
}
|
||||
|
||||
pub fn num_will_fit(transactions: &[Transaction]) -> usize {
|
||||
|
|
@ -436,7 +438,7 @@ pub fn make_large_test_entries(num_entries: usize) -> Vec<Entry> {
|
|||
one,
|
||||
);
|
||||
|
||||
let serialized_size = serialized_size(&vec![&tx]).unwrap();
|
||||
let serialized_size = tx.serialized_size().unwrap();
|
||||
let num_txs = BLOB_DATA_SIZE / serialized_size as usize;
|
||||
let txs = vec![tx; num_txs];
|
||||
let entry = next_entries(&one, 1, txs)[0].clone();
|
||||
|
|
@ -676,8 +678,8 @@ mod tests {
|
|||
};
|
||||
let tx_large = Transaction::budget_new(&keypair, keypair.pubkey(), 1, next_id);
|
||||
|
||||
let tx_small_size = serialized_size(&tx_small).unwrap() as usize;
|
||||
let tx_large_size = serialized_size(&tx_large).unwrap() as usize;
|
||||
let tx_small_size = tx_small.serialized_size().unwrap() as usize;
|
||||
let tx_large_size = tx_large.serialized_size().unwrap() as usize;
|
||||
let entry_size = serialized_size(&Entry {
|
||||
tick_height: 0,
|
||||
num_hashes: 0,
|
||||
|
|
|
|||
|
|
@ -2,7 +2,7 @@
|
|||
use crate::counter::Counter;
|
||||
use crate::recvmmsg::{recv_mmsg, NUM_RCVMMSGS};
|
||||
use crate::result::{Error, Result};
|
||||
use bincode::{deserialize, serialize};
|
||||
use bincode::{deserialize, serialize, serialize_into};
|
||||
use byteorder::{LittleEndian, ReadBytesExt, WriteBytesExt};
|
||||
use log::Level;
|
||||
use serde::Serialize;
|
||||
|
|
@ -226,9 +226,9 @@ pub fn to_packets_chunked<T: Serialize>(xs: &[T], chunks: usize) -> Vec<SharedPa
|
|||
.packets
|
||||
.resize(x.len(), Default::default());
|
||||
for (i, o) in x.iter().zip(p.write().unwrap().packets.iter_mut()) {
|
||||
let v = serialize(&i).expect("serialize request");
|
||||
let len = v.len();
|
||||
o.data[..len].copy_from_slice(&v);
|
||||
let mut wr = io::Cursor::new(&mut o.data[..]);
|
||||
serialize_into(&mut wr, &i).expect("serialize request");
|
||||
let len = wr.position() as usize;
|
||||
o.meta.size = len;
|
||||
}
|
||||
out.push(p);
|
||||
|
|
|
|||
|
|
@ -7,13 +7,13 @@
|
|||
use crate::counter::Counter;
|
||||
use crate::packet::{Packet, SharedPackets};
|
||||
use crate::result::Result;
|
||||
use byteorder::{LittleEndian, ReadBytesExt};
|
||||
use log::Level;
|
||||
use solana_sdk::pubkey::Pubkey;
|
||||
use solana_sdk::shortvec::decode_len;
|
||||
use solana_sdk::signature::Signature;
|
||||
#[cfg(test)]
|
||||
use solana_sdk::transaction::Transaction;
|
||||
use std::io;
|
||||
use std::io::Cursor;
|
||||
use std::mem::size_of;
|
||||
use std::sync::atomic::AtomicUsize;
|
||||
|
||||
|
|
@ -126,17 +126,25 @@ pub fn ed25519_verify(batches: &[SharedPackets]) -> Vec<Vec<u8>> {
|
|||
}
|
||||
|
||||
pub fn get_packet_offsets(packet: &Packet, current_offset: u32) -> (u32, u32, u32, u32) {
|
||||
// Read in u64 as the size of signatures array
|
||||
let mut rdr = io::Cursor::new(&packet.data[TX_OFFSET..size_of::<u64>()]);
|
||||
let sig_len = rdr.read_u64::<LittleEndian>().unwrap() as u32;
|
||||
// Read in the size of signatures array
|
||||
let start_offset = TX_OFFSET + size_of::<u64>();
|
||||
let mut rd = Cursor::new(&packet.data[start_offset..]);
|
||||
let sig_len = decode_len(&mut rd).unwrap();
|
||||
let sig_size = rd.position() as usize;
|
||||
let msg_start_offset = start_offset + sig_size + sig_len * size_of::<Signature>();
|
||||
let mut rd = Cursor::new(&packet.data[msg_start_offset..]);
|
||||
let _ = decode_len(&mut rd).unwrap();
|
||||
let pubkey_size = rd.position() as usize;
|
||||
let pubkey_offset = current_offset as usize + msg_start_offset + pubkey_size;
|
||||
|
||||
let msg_start_offset =
|
||||
current_offset + size_of::<u64>() as u32 + sig_len * size_of::<Signature>() as u32;
|
||||
let pubkey_offset = msg_start_offset + size_of::<u64>() as u32;
|
||||
let sig_start = start_offset + current_offset as usize + sig_size;
|
||||
|
||||
let sig_start = TX_OFFSET as u32 + size_of::<u64>() as u32;
|
||||
|
||||
(sig_len, sig_start, msg_start_offset, pubkey_offset)
|
||||
(
|
||||
sig_len as u32,
|
||||
sig_start as u32,
|
||||
current_offset + msg_start_offset as u32,
|
||||
pubkey_offset as u32,
|
||||
)
|
||||
}
|
||||
|
||||
pub fn generate_offsets(batches: &[SharedPackets]) -> Result<TxOffsets> {
|
||||
|
|
@ -151,14 +159,14 @@ pub fn generate_offsets(batches: &[SharedPackets]) -> Result<TxOffsets> {
|
|||
p.read().unwrap().packets.iter().for_each(|packet| {
|
||||
let current_offset = current_packet as u32 * size_of::<Packet>() as u32;
|
||||
|
||||
let (sig_len, _sig_start, msg_start_offset, pubkey_offset) =
|
||||
let (sig_len, sig_start, msg_start_offset, pubkey_offset) =
|
||||
get_packet_offsets(packet, current_offset);
|
||||
let mut pubkey_offset = pubkey_offset;
|
||||
|
||||
sig_lens.push(sig_len);
|
||||
|
||||
trace!("pubkey_offset: {}", pubkey_offset);
|
||||
let mut sig_offset = current_offset + size_of::<u64>() as u32;
|
||||
let mut sig_offset = sig_start;
|
||||
for _ in 0..sig_len {
|
||||
signature_offsets.push(sig_offset);
|
||||
sig_offset += size_of::<Signature>() as u32;
|
||||
|
|
@ -334,7 +342,9 @@ mod tests {
|
|||
use solana_sdk::signature::{Keypair, KeypairUtil};
|
||||
use solana_sdk::system_instruction::SystemInstruction;
|
||||
use solana_sdk::system_program;
|
||||
use solana_sdk::transaction::{Instruction, Transaction, SIG_OFFSET};
|
||||
use solana_sdk::transaction::{Instruction, Transaction};
|
||||
|
||||
const SIG_OFFSET: usize = std::mem::size_of::<u64>() + 1;
|
||||
|
||||
pub fn memfind<A: Eq>(a: &[A], b: &[A]) -> Option<usize> {
|
||||
assert!(a.len() >= b.len());
|
||||
|
|
@ -414,9 +424,9 @@ mod tests {
|
|||
let (sig_len, sig_start, msg_start_offset, pubkey_offset) =
|
||||
sigverify::get_packet_offsets(&packet, 0);
|
||||
assert_eq!(sig_len, 1);
|
||||
assert_eq!(sig_start, 8);
|
||||
assert_eq!(msg_start_offset, 72);
|
||||
assert_eq!(pubkey_offset, 80);
|
||||
assert_eq!(sig_start, 9);
|
||||
assert_eq!(msg_start_offset, 73);
|
||||
assert_eq!(pubkey_offset, 74);
|
||||
}
|
||||
|
||||
fn generate_packet_vec(
|
||||
|
|
|
|||
|
|
@ -9,7 +9,7 @@ use crate::gossip_service::GossipService;
|
|||
use crate::packet::PACKET_DATA_SIZE;
|
||||
use crate::result::{Error, Result};
|
||||
use crate::rpc_request::{RpcClient, RpcRequest, RpcRequestHandler};
|
||||
use bincode::serialize;
|
||||
use bincode::serialize_into;
|
||||
use bs58;
|
||||
use hashbrown::HashMap;
|
||||
use log::Level;
|
||||
|
|
@ -94,10 +94,12 @@ impl ThinClient {
|
|||
/// Send a signed Transaction to the server for processing. This method
|
||||
/// does not wait for a response.
|
||||
pub fn transfer_signed(&self, tx: &Transaction) -> io::Result<Signature> {
|
||||
let data = serialize(&tx).expect("serialize Transaction in pub fn transfer_signed");
|
||||
assert!(data.len() < PACKET_DATA_SIZE);
|
||||
let mut buf = vec![0; tx.serialized_size().unwrap() as usize];
|
||||
let mut wr = std::io::Cursor::new(&mut buf[..]);
|
||||
serialize_into(&mut wr, &tx).expect("serialize Transaction in pub fn transfer_signed");
|
||||
assert!(buf.len() < PACKET_DATA_SIZE);
|
||||
self.transactions_socket
|
||||
.send_to(&data, &self.transactions_addr)?;
|
||||
.send_to(&buf[..], &self.transactions_addr)?;
|
||||
Ok(tx.signatures[0])
|
||||
}
|
||||
|
||||
|
|
@ -110,9 +112,11 @@ impl ThinClient {
|
|||
) -> io::Result<Signature> {
|
||||
for x in 0..tries {
|
||||
tx.sign(&[&keypair], self.get_last_id());
|
||||
let data = serialize(&tx).expect("serialize Transaction in pub fn transfer_signed");
|
||||
let mut buf = vec![0; tx.serialized_size().unwrap() as usize];
|
||||
let mut wr = std::io::Cursor::new(&mut buf[..]);
|
||||
serialize_into(&mut wr, &tx).expect("serialize Transaction in pub fn transfer_signed");
|
||||
self.transactions_socket
|
||||
.send_to(&data, &self.transactions_addr)?;
|
||||
.send_to(&buf[..], &self.transactions_addr)?;
|
||||
if self.poll_for_signature(&tx.signatures[0]).is_ok() {
|
||||
return Ok(tx.signatures[0]);
|
||||
}
|
||||
|
|
@ -443,7 +447,7 @@ mod tests {
|
|||
use crate::mint::Mint;
|
||||
use crate::storage_stage::STORAGE_ROTATE_TEST_COUNT;
|
||||
use crate::vote_signer_proxy::VoteSignerProxy;
|
||||
use bincode::deserialize;
|
||||
use bincode::{deserialize, serialize};
|
||||
use solana_sdk::signature::{Keypair, KeypairUtil};
|
||||
use solana_sdk::system_instruction::SystemInstruction;
|
||||
use solana_sdk::vote_program::VoteProgram;
|
||||
|
|
|
|||
Loading…
Reference in New Issue