use bytes::{BufMut, Bytes};
use crate::primitives::fixed::{
get_bool, get_i8, get_i32, get_i64, put_bool, put_i8, put_i32, put_i64,
};
use crate::primitives::string_bytes::{
compact_string_len, put_compact_string, put_string, string_len,
};
use crate::primitives::string_bytes::{put_compact_nullable_bytes, put_nullable_bytes};
use crate::primitives::string_bytes_borrowed::{
get_compact_nullable_bytes_borrowed, get_nullable_bytes_borrowed,
};
use crate::primitives::string_bytes_borrowed::{get_compact_string_borrowed, get_string_borrowed};
use crate::tagged_fields::{
WriteTaggedFields, encode_to_bytes, read_tagged_fields, tagged_fields_len,
};
use crate::{DecodeBorrow, Encode, ProtocolError, UnknownTaggedFields};
pub const MIN_VERSION: i16 = 0;
pub const MAX_VERSION: i16 = 0;
pub const FLEXIBLE_MIN: i16 = 0;
#[inline]
fn is_flexible(version: i16) -> bool {
version >= FLEXIBLE_MIN
}
#[derive(Debug, Clone, PartialEq, Eq, Default)]
pub struct RemoteLogSegmentMetadataRecord<'a> {
pub remote_log_segment_id: RemoteLogSegmentIdEntry<'a>,
pub start_offset: i64,
pub end_offset: i64,
pub broker_id: i32,
pub max_timestamp_ms: i64,
pub event_timestamp_ms: i64,
pub segment_leader_epochs: Vec<SegmentLeaderEpochEntry>,
pub segment_size_in_bytes: i32,
pub custom_metadata: Option<&'a [u8]>,
pub remote_log_segment_state: i8,
pub txn_index_empty: bool,
pub unknown_tagged_fields: UnknownTaggedFields,
}
impl RemoteLogSegmentMetadataRecord<'_> {
pub fn to_owned(
&self,
) -> crate::owned::remote_log_segment_metadata_record::RemoteLogSegmentMetadataRecord {
crate::owned::remote_log_segment_metadata_record::RemoteLogSegmentMetadataRecord {
remote_log_segment_id: (self.remote_log_segment_id).to_owned(),
start_offset: (self.start_offset),
end_offset: (self.end_offset),
broker_id: (self.broker_id),
max_timestamp_ms: (self.max_timestamp_ms),
event_timestamp_ms: (self.event_timestamp_ms),
segment_leader_epochs: (self.segment_leader_epochs)
.iter()
.map(SegmentLeaderEpochEntry::to_owned)
.collect(),
segment_size_in_bytes: (self.segment_size_in_bytes),
custom_metadata: (self.custom_metadata).map(Bytes::copy_from_slice),
remote_log_segment_state: (self.remote_log_segment_state),
txn_index_empty: (self.txn_index_empty),
unknown_tagged_fields: self.unknown_tagged_fields.clone(),
}
}
}
impl Encode for RemoteLogSegmentMetadataRecord<'_> {
fn encode<B: BufMut>(&self, buf: &mut B, version: i16) -> Result<(), ProtocolError> {
if !(MIN_VERSION..=MAX_VERSION).contains(&version) {
return Err(ProtocolError::SchemaMismatch(
"RemoteLogSegmentMetadataRecord version out of range",
));
}
let flex = is_flexible(version);
if version >= 0 {
self.remote_log_segment_id.encode(buf, version)?;
}
if version >= 0 {
put_i64(buf, self.start_offset);
}
if version >= 0 {
put_i64(buf, self.end_offset);
}
if version >= 0 {
put_i32(buf, self.broker_id);
}
if version >= 0 {
put_i64(buf, self.max_timestamp_ms);
}
if version >= 0 {
put_i64(buf, self.event_timestamp_ms);
}
if version >= 0 {
{
crate::primitives::array::put_array_len(
buf,
(self.segment_leader_epochs).len(),
flex,
);
for it in &self.segment_leader_epochs {
it.encode(buf, version)?;
}
}
}
if version >= 0 {
put_i32(buf, self.segment_size_in_bytes);
}
if version >= 0 {
if flex {
put_compact_nullable_bytes(buf, self.custom_metadata);
} else {
put_nullable_bytes(buf, self.custom_metadata);
}
}
if version >= 0 {
put_i8(buf, self.remote_log_segment_state);
}
if flex {
let mut tagged = WriteTaggedFields::new();
if !(crate::codegen_helpers::is_default(&self.txn_index_empty)) {
let payload = encode_to_bytes(1, |b| {
put_bool(b, self.txn_index_empty);
Ok(())
});
tagged.add(0, payload);
}
tagged.write(buf, &self.unknown_tagged_fields);
}
Ok(())
}
fn encoded_len(&self, version: i16) -> usize {
let flex = is_flexible(version);
let mut n: usize = 0;
if version >= 0 {
n += self.remote_log_segment_id.encoded_len(version);
}
if version >= 0 {
n += 8;
}
if version >= 0 {
n += 8;
}
if version >= 0 {
n += 4;
}
if version >= 0 {
n += 8;
}
if version >= 0 {
n += 8;
}
if version >= 0 {
n += {
let prefix = crate::primitives::array::array_len_prefix_len(
(self.segment_leader_epochs).len(),
flex,
);
let body: usize = (self.segment_leader_epochs)
.iter()
.map(|it| it.encoded_len(version))
.sum();
prefix + body
};
}
if version >= 0 {
n += 4;
}
if version >= 0 {
n += match self.custom_metadata {
None => {
if flex {
1
} else {
4
}
}
Some(b) => {
if flex {
crate::primitives::varint::uvarint_len(u32::try_from(b.len() + 1).unwrap())
+ b.len()
} else {
4 + b.len()
}
}
};
}
if version >= 0 {
n += 1;
}
if flex {
let mut known_pairs: Vec<(u32, usize)> = Vec::new();
if !(crate::codegen_helpers::is_default(&self.txn_index_empty)) {
known_pairs.push((0, 1));
}
n += tagged_fields_len(&known_pairs, &self.unknown_tagged_fields);
}
n
}
}
impl<'de> DecodeBorrow<'de> for RemoteLogSegmentMetadataRecord<'de> {
fn decode_borrow(buf: &mut &'de [u8], version: i16) -> Result<Self, ProtocolError> {
if !(MIN_VERSION..=MAX_VERSION).contains(&version) {
return Err(ProtocolError::SchemaMismatch(
"RemoteLogSegmentMetadataRecord version out of range",
));
}
let flex = is_flexible(version);
let mut out = Self::default();
if version >= 0 {
out.remote_log_segment_id = RemoteLogSegmentIdEntry::decode_borrow(buf, version)?;
}
if version >= 0 {
out.start_offset = get_i64(buf)?;
}
if version >= 0 {
out.end_offset = get_i64(buf)?;
}
if version >= 0 {
out.broker_id = get_i32(buf)?;
}
if version >= 0 {
out.max_timestamp_ms = get_i64(buf)?;
}
if version >= 0 {
out.event_timestamp_ms = get_i64(buf)?;
}
if version >= 0 {
out.segment_leader_epochs = {
let n = crate::primitives::array::get_array_len(buf, flex)?;
let mut v = Vec::with_capacity(n);
for _ in 0..n {
v.push(SegmentLeaderEpochEntry::decode_borrow(buf, version)?);
}
v
};
}
if version >= 0 {
out.segment_size_in_bytes = get_i32(buf)?;
}
if version >= 0 {
out.custom_metadata = if flex {
get_compact_nullable_bytes_borrowed(buf)?
} else {
get_nullable_bytes_borrowed(buf)?
};
}
if version >= 0 {
out.remote_log_segment_state = get_i8(buf)?;
}
if flex {
let mut tag_txn_index_empty = None;
out.unknown_tagged_fields = read_tagged_fields(buf, |tag, payload| match tag {
0 => {
tag_txn_index_empty = Some({
let b: &mut &[u8] = payload;
get_bool(b)?
});
Ok(true)
}
_ => Ok(false),
})?;
if let Some(v) = tag_txn_index_empty {
out.txn_index_empty = v;
}
}
Ok(out)
}
}
#[cfg(test)]
impl RemoteLogSegmentMetadataRecord<'_> {
#[must_use]
pub fn populated(version: i16) -> Self {
let mut m = Self::default();
if version >= 0 {
m.remote_log_segment_id = RemoteLogSegmentIdEntry::populated(version);
}
if version >= 0 {
m.start_offset = 1i64;
}
if version >= 0 {
m.end_offset = 1i64;
}
if version >= 0 {
m.broker_id = 1i32;
}
if version >= 0 {
m.max_timestamp_ms = 1i64;
}
if version >= 0 {
m.event_timestamp_ms = 1i64;
}
if version >= 0 {
m.segment_leader_epochs = vec![SegmentLeaderEpochEntry::populated(version)];
}
if version >= 0 {
m.segment_size_in_bytes = 1i32;
}
if version >= 0 {
m.custom_metadata = Some(&b"x"[..]);
}
if version >= 0 {
m.remote_log_segment_state = 1i8;
}
if version >= 0 {
m.txn_index_empty = true;
}
m
}
}
#[derive(Debug, Clone, PartialEq, Eq, Default)]
pub struct RemoteLogSegmentIdEntry<'a> {
pub topic_id_partition: TopicIdPartitionEntry<'a>,
pub id: crate::primitives::uuid::Uuid,
pub unknown_tagged_fields: UnknownTaggedFields,
}
impl RemoteLogSegmentIdEntry<'_> {
pub fn to_owned(
&self,
) -> crate::owned::remote_log_segment_metadata_record::RemoteLogSegmentIdEntry {
crate::owned::remote_log_segment_metadata_record::RemoteLogSegmentIdEntry {
topic_id_partition: (self.topic_id_partition).to_owned(),
id: (self.id),
unknown_tagged_fields: self.unknown_tagged_fields.clone(),
}
}
}
impl Encode for RemoteLogSegmentIdEntry<'_> {
fn encode<B: BufMut>(&self, buf: &mut B, version: i16) -> Result<(), ProtocolError> {
let flex = version >= 0;
if version >= 0 {
self.topic_id_partition.encode(buf, version)?;
}
if version >= 0 {
crate::primitives::uuid::put_uuid(buf, self.id);
}
if flex {
let tagged = WriteTaggedFields::new();
tagged.write(buf, &self.unknown_tagged_fields);
}
Ok(())
}
fn encoded_len(&self, version: i16) -> usize {
let flex = version >= 0;
let mut n: usize = 0;
if version >= 0 {
n += self.topic_id_partition.encoded_len(version);
}
if version >= 0 {
n += 16;
}
if flex {
let known_pairs: Vec<(u32, usize)> = Vec::new();
n += tagged_fields_len(&known_pairs, &self.unknown_tagged_fields);
}
n
}
}
impl<'de> DecodeBorrow<'de> for RemoteLogSegmentIdEntry<'de> {
fn decode_borrow(buf: &mut &'de [u8], version: i16) -> Result<Self, ProtocolError> {
let flex = version >= 0;
let mut out = Self::default();
if version >= 0 {
out.topic_id_partition = TopicIdPartitionEntry::decode_borrow(buf, version)?;
}
if version >= 0 {
out.id = crate::primitives::uuid::get_uuid(buf)?;
}
if flex {
out.unknown_tagged_fields = read_tagged_fields(buf, |_tag, _payload| Ok(false))?;
}
Ok(out)
}
}
#[cfg(test)]
impl RemoteLogSegmentIdEntry<'_> {
#[must_use]
pub fn populated(version: i16) -> Self {
let mut m = Self::default();
if version >= 0 {
m.topic_id_partition = TopicIdPartitionEntry::populated(version);
}
if version >= 0 {
m.id = crate::primitives::uuid::Uuid([1u8; 16]);
}
m
}
}
#[derive(Debug, Clone, PartialEq, Eq, Default)]
pub struct TopicIdPartitionEntry<'a> {
pub name: &'a str,
pub id: crate::primitives::uuid::Uuid,
pub partition: i32,
pub unknown_tagged_fields: UnknownTaggedFields,
}
impl TopicIdPartitionEntry<'_> {
pub fn to_owned(
&self,
) -> crate::owned::remote_log_segment_metadata_record::TopicIdPartitionEntry {
crate::owned::remote_log_segment_metadata_record::TopicIdPartitionEntry {
name: (self.name).to_string(),
id: (self.id),
partition: (self.partition),
unknown_tagged_fields: self.unknown_tagged_fields.clone(),
}
}
}
impl Encode for TopicIdPartitionEntry<'_> {
fn encode<B: BufMut>(&self, buf: &mut B, version: i16) -> Result<(), ProtocolError> {
let flex = version >= 0;
if version >= 0 {
if flex {
put_compact_string(buf, self.name);
} else {
put_string(buf, self.name);
}
}
if version >= 0 {
crate::primitives::uuid::put_uuid(buf, self.id);
}
if version >= 0 {
put_i32(buf, self.partition);
}
if flex {
let tagged = WriteTaggedFields::new();
tagged.write(buf, &self.unknown_tagged_fields);
}
Ok(())
}
fn encoded_len(&self, version: i16) -> usize {
let flex = version >= 0;
let mut n: usize = 0;
if version >= 0 {
n += if flex {
compact_string_len(self.name)
} else {
string_len(self.name)
};
}
if version >= 0 {
n += 16;
}
if version >= 0 {
n += 4;
}
if flex {
let known_pairs: Vec<(u32, usize)> = Vec::new();
n += tagged_fields_len(&known_pairs, &self.unknown_tagged_fields);
}
n
}
}
impl<'de> DecodeBorrow<'de> for TopicIdPartitionEntry<'de> {
fn decode_borrow(buf: &mut &'de [u8], version: i16) -> Result<Self, ProtocolError> {
let flex = version >= 0;
let mut out = Self::default();
if version >= 0 {
out.name = if flex {
get_compact_string_borrowed(buf)?
} else {
get_string_borrowed(buf)?
};
}
if version >= 0 {
out.id = crate::primitives::uuid::get_uuid(buf)?;
}
if version >= 0 {
out.partition = get_i32(buf)?;
}
if flex {
out.unknown_tagged_fields = read_tagged_fields(buf, |_tag, _payload| Ok(false))?;
}
Ok(out)
}
}
#[cfg(test)]
impl TopicIdPartitionEntry<'_> {
#[must_use]
pub fn populated(version: i16) -> Self {
let mut m = Self::default();
if version >= 0 {
m.name = "x";
}
if version >= 0 {
m.id = crate::primitives::uuid::Uuid([1u8; 16]);
}
if version >= 0 {
m.partition = 1i32;
}
m
}
}
#[derive(Debug, Clone, PartialEq, Eq, Default)]
pub struct SegmentLeaderEpochEntry {
pub leader_epoch: i32,
pub offset: i64,
pub unknown_tagged_fields: UnknownTaggedFields,
}
impl SegmentLeaderEpochEntry {
pub fn to_owned(
&self,
) -> crate::owned::remote_log_segment_metadata_record::SegmentLeaderEpochEntry {
crate::owned::remote_log_segment_metadata_record::SegmentLeaderEpochEntry {
leader_epoch: (self.leader_epoch),
offset: (self.offset),
unknown_tagged_fields: self.unknown_tagged_fields.clone(),
}
}
}
impl Encode for SegmentLeaderEpochEntry {
fn encode<B: BufMut>(&self, buf: &mut B, version: i16) -> Result<(), ProtocolError> {
let flex = version >= 0;
if version >= 0 {
put_i32(buf, self.leader_epoch);
}
if version >= 0 {
put_i64(buf, self.offset);
}
if flex {
let tagged = WriteTaggedFields::new();
tagged.write(buf, &self.unknown_tagged_fields);
}
Ok(())
}
fn encoded_len(&self, version: i16) -> usize {
let flex = version >= 0;
let mut n: usize = 0;
if version >= 0 {
n += 4;
}
if version >= 0 {
n += 8;
}
if flex {
let known_pairs: Vec<(u32, usize)> = Vec::new();
n += tagged_fields_len(&known_pairs, &self.unknown_tagged_fields);
}
n
}
}
impl<'de> DecodeBorrow<'de> for SegmentLeaderEpochEntry {
fn decode_borrow(buf: &mut &'de [u8], version: i16) -> Result<Self, ProtocolError> {
let flex = version >= 0;
let mut out = Self::default();
if version >= 0 {
out.leader_epoch = get_i32(buf)?;
}
if version >= 0 {
out.offset = get_i64(buf)?;
}
if flex {
out.unknown_tagged_fields = read_tagged_fields(buf, |_tag, _payload| Ok(false))?;
}
Ok(out)
}
}
#[cfg(test)]
impl SegmentLeaderEpochEntry {
#[must_use]
pub fn populated(version: i16) -> Self {
let mut m = Self::default();
if version >= 0 {
m.leader_epoch = 1i32;
}
if version >= 0 {
m.offset = 1i64;
}
m
}
}