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-rw-r--r--Cargo.lock5
-rw-r--r--Cargo.nix7
-rw-r--r--src/block/Cargo.toml1
-rw-r--r--src/garage/Cargo.toml1
-rw-r--r--src/garage/repair/online.rs5
-rw-r--r--src/model/Cargo.toml1
-rw-r--r--src/model/index_counter.rs9
-rw-r--r--src/model/migrate.rs5
-rw-r--r--src/rpc/Cargo.toml1
-rw-r--r--src/rpc/layout.rs11
-rw-r--r--src/table/Cargo.toml1
-rw-r--r--src/table/merkle.rs7
-rw-r--r--src/table/sync.rs3
-rw-r--r--src/util/data.rs15
-rw-r--r--src/util/encode.rs26
-rw-r--r--src/util/lib.rs1
-rw-r--r--src/util/migrate.rs15
17 files changed, 57 insertions, 57 deletions
diff --git a/Cargo.lock b/Cargo.lock
index 2a89fa1a..fb8b4f5c 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1080,7 +1080,6 @@ dependencies = [
"parse_duration",
"prometheus",
"rand 0.8.5",
- "rmp-serde",
"serde",
"serde_bytes",
"serde_json",
@@ -1156,7 +1155,6 @@ dependencies = [
"hex",
"opentelemetry",
"rand 0.8.5",
- "rmp-serde",
"serde",
"serde_bytes",
"tokio",
@@ -1200,7 +1198,6 @@ dependencies = [
"netapp",
"opentelemetry",
"rand 0.8.5",
- "rmp-serde",
"serde",
"serde_bytes",
"tokio",
@@ -1229,7 +1226,6 @@ dependencies = [
"pnet_datalink",
"rand 0.8.5",
"reqwest",
- "rmp-serde",
"schemars",
"serde",
"serde_bytes",
@@ -1255,7 +1251,6 @@ dependencies = [
"hexdump",
"opentelemetry",
"rand 0.8.5",
- "rmp-serde",
"serde",
"serde_bytes",
"tokio",
diff --git a/Cargo.nix b/Cargo.nix
index e0064d08..79601cdd 100644
--- a/Cargo.nix
+++ b/Cargo.nix
@@ -32,7 +32,7 @@ args@{
ignoreLockHash,
}:
let
- nixifiedLockHash = "f277e0cfb8bb74ed78c99c8e75821c5066b4b8250e9c14d34d0cca70a38c6cab";
+ nixifiedLockHash = "b6aeefc112eb232904b24398f4e5da776c8ee2c13d427a26dbdf1732205d4fc9";
workspaceSrc = if args.workspaceSrc == null then ./. else args.workspaceSrc;
currentLockHash = builtins.hashFile "sha256" (workspaceSrc + /Cargo.lock);
lockHashIgnored = if ignoreLockHash
@@ -1539,7 +1539,6 @@ in
parse_duration = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".parse_duration."2.1.1" { inherit profileName; }).out;
${ if rootFeatures' ? "garage/default" || rootFeatures' ? "garage/metrics" || rootFeatures' ? "garage/prometheus" then "prometheus" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".prometheus."0.13.0" { inherit profileName; }).out;
rand = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".rand."0.8.5" { inherit profileName; }).out;
- rmp_serde = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".rmp-serde."0.15.5" { inherit profileName; }).out;
serde = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".serde."1.0.137" { inherit profileName; }).out;
serde_bytes = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".serde_bytes."0.11.5" { inherit profileName; }).out;
structopt = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".structopt."0.3.26" { inherit profileName; }).out;
@@ -1639,7 +1638,6 @@ in
hex = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".hex."0.4.3" { inherit profileName; }).out;
opentelemetry = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".opentelemetry."0.17.0" { inherit profileName; }).out;
rand = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".rand."0.8.5" { inherit profileName; }).out;
- rmp_serde = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".rmp-serde."0.15.5" { inherit profileName; }).out;
serde = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".serde."1.0.137" { inherit profileName; }).out;
serde_bytes = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".serde_bytes."0.11.5" { inherit profileName; }).out;
tokio = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".tokio."1.17.0" { inherit profileName; }).out;
@@ -1710,7 +1708,6 @@ in
netapp = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".netapp."0.5.2" { inherit profileName; }).out;
opentelemetry = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".opentelemetry."0.17.0" { inherit profileName; }).out;
rand = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".rand."0.8.5" { inherit profileName; }).out;
- rmp_serde = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".rmp-serde."0.15.5" { inherit profileName; }).out;
serde = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".serde."1.0.137" { inherit profileName; }).out;
serde_bytes = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".serde_bytes."0.11.5" { inherit profileName; }).out;
tokio = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".tokio."1.17.0" { inherit profileName; }).out;
@@ -1752,7 +1749,6 @@ in
pnet_datalink = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".pnet_datalink."0.28.0" { inherit profileName; }).out;
rand = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".rand."0.8.5" { inherit profileName; }).out;
${ if rootFeatures' ? "garage/consul-discovery" || rootFeatures' ? "garage_rpc/consul-discovery" || rootFeatures' ? "garage_rpc/reqwest" then "reqwest" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".reqwest."0.11.12" { inherit profileName; }).out;
- rmp_serde = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".rmp-serde."0.15.5" { inherit profileName; }).out;
${ if rootFeatures' ? "garage/kubernetes-discovery" || rootFeatures' ? "garage_rpc/kubernetes-discovery" || rootFeatures' ? "garage_rpc/schemars" then "schemars" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".schemars."0.8.8" { inherit profileName; }).out;
serde = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".serde."1.0.137" { inherit profileName; }).out;
serde_bytes = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".serde_bytes."0.11.5" { inherit profileName; }).out;
@@ -1781,7 +1777,6 @@ in
hexdump = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".hexdump."0.1.1" { inherit profileName; }).out;
opentelemetry = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".opentelemetry."0.17.0" { inherit profileName; }).out;
rand = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".rand."0.8.5" { inherit profileName; }).out;
- rmp_serde = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".rmp-serde."0.15.5" { inherit profileName; }).out;
serde = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".serde."1.0.137" { inherit profileName; }).out;
serde_bytes = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".serde_bytes."0.11.5" { inherit profileName; }).out;
tokio = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".tokio."1.17.0" { inherit profileName; }).out;
diff --git a/src/block/Cargo.toml b/src/block/Cargo.toml
index cbd58d32..1e4eb64e 100644
--- a/src/block/Cargo.toml
+++ b/src/block/Cargo.toml
@@ -31,7 +31,6 @@ rand = "0.8"
async-compression = { version = "0.3", features = ["tokio", "zstd"] }
zstd = { version = "0.9", default-features = false }
-rmp-serde = "0.15"
serde = { version = "1.0", default-features = false, features = ["derive", "rc"] }
serde_bytes = "0.11"
diff --git a/src/garage/Cargo.toml b/src/garage/Cargo.toml
index 337699ca..b43b0242 100644
--- a/src/garage/Cargo.toml
+++ b/src/garage/Cargo.toml
@@ -42,7 +42,6 @@ rand = "0.8"
async-trait = "0.1.7"
sodiumoxide = { version = "0.2.5-0", package = "kuska-sodiumoxide" }
-rmp-serde = "0.15"
serde = { version = "1.0", default-features = false, features = ["derive", "rc"] }
serde_bytes = "0.11"
structopt = { version = "0.3", default-features = false }
diff --git a/src/garage/repair/online.rs b/src/garage/repair/online.rs
index 7120972c..627e3bf3 100644
--- a/src/garage/repair/online.rs
+++ b/src/garage/repair/online.rs
@@ -12,6 +12,7 @@ use garage_model::s3::version_table::*;
use garage_table::*;
use garage_util::background::*;
use garage_util::error::Error;
+use garage_util::migrate::Migrate;
use crate::*;
@@ -100,7 +101,7 @@ impl Worker for RepairVersionsWorker {
}
};
- let version = rmp_serde::decode::from_read_ref::<_, Version>(&item_bytes)?;
+ let version = Version::decode(&item_bytes).ok_or_message("Cannot decode Version")?;
if !version.deleted.get() {
let object = self
.garage
@@ -180,7 +181,7 @@ impl Worker for RepairBlockrefsWorker {
}
};
- let block_ref = rmp_serde::decode::from_read_ref::<_, BlockRef>(&item_bytes)?;
+ let block_ref = BlockRef::decode(&item_bytes).ok_or_message("Cannot decode BlockRef")?;
if !block_ref.deleted.get() {
let version = self
.garage
diff --git a/src/model/Cargo.toml b/src/model/Cargo.toml
index 3d3fb693..323c2d64 100644
--- a/src/model/Cargo.toml
+++ b/src/model/Cargo.toml
@@ -30,7 +30,6 @@ tracing = "0.1.30"
rand = "0.8"
zstd = { version = "0.9", default-features = false }
-rmp-serde = "0.15"
serde = { version = "1.0", default-features = false, features = ["derive", "rc"] }
serde_bytes = "0.11"
diff --git a/src/model/index_counter.rs b/src/model/index_counter.rs
index 3cd3083a..35d6596d 100644
--- a/src/model/index_counter.rs
+++ b/src/model/index_counter.rs
@@ -279,8 +279,8 @@ impl<T: CountedItem> IndexCounter<T> {
info!("zeroing old counters... ({})", hex::encode(&batch[0].0));
for (local_counter_k, local_counter) in batch {
- let mut local_counter =
- rmp_serde::decode::from_read_ref::<_, LocalCounterEntry<T>>(&local_counter)?;
+ let mut local_counter = LocalCounterEntry::<T>::decode(&local_counter)
+ .ok_or_message("Cannot decode local counter entry")?;
for (_, tv) in local_counter.values.iter_mut() {
tv.0 = std::cmp::max(tv.0 + 1, now);
@@ -335,9 +335,8 @@ impl<T: CountedItem> IndexCounter<T> {
let local_counter_key = self.table.data.tree_key(pk, sk);
let mut local_counter = match self.local_counter.get(&local_counter_key)? {
Some(old_bytes) => {
- let ent = rmp_serde::decode::from_read_ref::<_, LocalCounterEntry<T>>(
- &old_bytes,
- )?;
+ let ent = LocalCounterEntry::<T>::decode(&old_bytes)
+ .ok_or_message("Cannot decode local counter entry")?;
assert!(ent.pk == *pk);
assert!(ent.sk == *sk);
ent
diff --git a/src/model/migrate.rs b/src/model/migrate.rs
index cd6ad26a..6b4c3eed 100644
--- a/src/model/migrate.rs
+++ b/src/model/migrate.rs
@@ -2,6 +2,7 @@ use std::sync::Arc;
use garage_util::crdt::*;
use garage_util::data::*;
+use garage_util::encode::nonversioned_decode;
use garage_util::error::Error as GarageError;
use garage_util::time::*;
@@ -28,8 +29,8 @@ impl Migrate {
let mut old_buckets = vec![];
for res in tree.iter().map_err(GarageError::from)? {
let (_k, v) = res.map_err(GarageError::from)?;
- let bucket = rmp_serde::decode::from_read_ref::<_, old_bucket::Bucket>(&v[..])
- .map_err(GarageError::from)?;
+ let bucket =
+ nonversioned_decode::<old_bucket::Bucket>(&v[..]).map_err(GarageError::from)?;
old_buckets.push(bucket);
}
diff --git a/src/rpc/Cargo.toml b/src/rpc/Cargo.toml
index b87374ad..e9a0929a 100644
--- a/src/rpc/Cargo.toml
+++ b/src/rpc/Cargo.toml
@@ -25,7 +25,6 @@ rand = "0.8"
sodiumoxide = { version = "0.2.5-0", package = "kuska-sodiumoxide" }
async-trait = "0.1.7"
-rmp-serde = "0.15"
serde = { version = "1.0", default-features = false, features = ["derive", "rc"] }
serde_bytes = "0.11"
serde_json = "1.0"
diff --git a/src/rpc/layout.rs b/src/rpc/layout.rs
index de4117a6..1030e3a6 100644
--- a/src/rpc/layout.rs
+++ b/src/rpc/layout.rs
@@ -5,6 +5,7 @@ use serde::{Deserialize, Serialize};
use garage_util::crdt::{AutoCrdt, Crdt, LwwMap};
use garage_util::data::*;
+use garage_util::encode::nonversioned_encode;
use garage_util::error::*;
use crate::ring::*;
@@ -70,7 +71,7 @@ impl NodeRole {
impl ClusterLayout {
pub fn new(replication_factor: usize) -> Self {
let empty_lwwmap = LwwMap::new();
- let empty_lwwmap_hash = blake2sum(&rmp_to_vec_all_named(&empty_lwwmap).unwrap()[..]);
+ let empty_lwwmap_hash = blake2sum(&nonversioned_encode(&empty_lwwmap).unwrap()[..]);
ClusterLayout {
version: 0,
@@ -92,7 +93,7 @@ impl ClusterLayout {
Ordering::Equal => {
self.staging.merge(&other.staging);
- let new_staging_hash = blake2sum(&rmp_to_vec_all_named(&self.staging).unwrap()[..]);
+ let new_staging_hash = blake2sum(&nonversioned_encode(&self.staging).unwrap()[..]);
let changed = new_staging_hash != self.staging_hash;
self.staging_hash = new_staging_hash;
@@ -127,7 +128,7 @@ To know the correct value of the new layout version, invoke `garage layout show`
}
self.staging.clear();
- self.staging_hash = blake2sum(&rmp_to_vec_all_named(&self.staging).unwrap()[..]);
+ self.staging_hash = blake2sum(&nonversioned_encode(&self.staging).unwrap()[..]);
self.version += 1;
@@ -151,7 +152,7 @@ To know the correct value of the new layout version, invoke `garage layout show`
}
self.staging.clear();
- self.staging_hash = blake2sum(&rmp_to_vec_all_named(&self.staging).unwrap()[..]);
+ self.staging_hash = blake2sum(&nonversioned_encode(&self.staging).unwrap()[..]);
self.version += 1;
@@ -180,7 +181,7 @@ To know the correct value of the new layout version, invoke `garage layout show`
/// returns true if consistent, false if error
pub fn check(&self) -> bool {
// Check that the hash of the staging data is correct
- let staging_hash = blake2sum(&rmp_to_vec_all_named(&self.staging).unwrap()[..]);
+ let staging_hash = blake2sum(&nonversioned_encode(&self.staging).unwrap()[..]);
if staging_hash != self.staging_hash {
return false;
}
diff --git a/src/table/Cargo.toml b/src/table/Cargo.toml
index e1a74553..3911c945 100644
--- a/src/table/Cargo.toml
+++ b/src/table/Cargo.toml
@@ -28,7 +28,6 @@ hexdump = "0.1"
tracing = "0.1.30"
rand = "0.8"
-rmp-serde = "0.15"
serde = { version = "1.0", default-features = false, features = ["derive", "rc"] }
serde_bytes = "0.11"
diff --git a/src/table/merkle.rs b/src/table/merkle.rs
index 2d593e6d..e86d0251 100644
--- a/src/table/merkle.rs
+++ b/src/table/merkle.rs
@@ -10,6 +10,7 @@ use garage_db as db;
use garage_util::background::*;
use garage_util::data::*;
+use garage_util::encode::{nonversioned_decode, nonversioned_encode};
use garage_util::error::Error;
use garage_rpc::ring::*;
@@ -67,7 +68,7 @@ pub enum MerkleNode {
impl<F: TableSchema, R: TableReplication> MerkleUpdater<F, R> {
pub(crate) fn new(data: Arc<TableData<F, R>>) -> Arc<Self> {
- let empty_node_hash = blake2sum(&rmp_to_vec_all_named(&MerkleNode::Empty).unwrap()[..]);
+ let empty_node_hash = blake2sum(&nonversioned_encode(&MerkleNode::Empty).unwrap()[..]);
Arc::new(Self {
data,
@@ -273,7 +274,7 @@ impl<F: TableSchema, R: TableReplication> MerkleUpdater<F, R> {
tx.remove(&self.data.merkle_tree, k.encode())?;
Ok(self.empty_node_hash)
} else {
- let vby = rmp_to_vec_all_named(v).map_err(|e| db::TxError::Abort(e.into()))?;
+ let vby = nonversioned_encode(v).map_err(|e| db::TxError::Abort(e.into()))?;
let rethash = blake2sum(&vby[..]);
tx.insert(&self.data.merkle_tree, k.encode(), vby)?;
Ok(rethash)
@@ -364,7 +365,7 @@ impl MerkleNode {
fn decode_opt(ent: &Option<db::Value>) -> Result<Self, Error> {
match ent {
None => Ok(MerkleNode::Empty),
- Some(v) => Ok(rmp_serde::decode::from_read_ref::<_, MerkleNode>(&v[..])?),
+ Some(v) => Ok(nonversioned_decode::<MerkleNode>(&v[..])?),
}
}
diff --git a/src/table/sync.rs b/src/table/sync.rs
index 29e7aa89..c66c863f 100644
--- a/src/table/sync.rs
+++ b/src/table/sync.rs
@@ -14,6 +14,7 @@ use tokio::sync::{mpsc, watch};
use garage_util::background::*;
use garage_util::data::*;
+use garage_util::encode::nonversioned_encode;
use garage_util::error::{Error, OkOrMessage};
use garage_rpc::ring::*;
@@ -615,7 +616,7 @@ impl<F: TableSchema, R: TableReplication> Worker for SyncWorker<F, R> {
// ---- UTIL ----
fn hash_of_merkle_node(x: &MerkleNode) -> Result<Hash, Error> {
- Ok(blake2sum(&rmp_to_vec_all_named(x)?[..]))
+ Ok(blake2sum(&nonversioned_encode(x)?[..]))
}
fn join_ordered<'a, K: Ord + Eq, V1, V2>(
diff --git a/src/util/data.rs b/src/util/data.rs
index 7715c2cc..b2a52e25 100644
--- a/src/util/data.rs
+++ b/src/util/data.rs
@@ -141,21 +141,6 @@ pub fn gen_uuid() -> Uuid {
rand::thread_rng().gen::<[u8; 32]>().into()
}
-// RMP serialization with names of fields and variants
-
-/// Serialize to MessagePack
-pub fn rmp_to_vec_all_named<T>(val: &T) -> Result<Vec<u8>, rmp_serde::encode::Error>
-where
- T: Serialize + ?Sized,
-{
- let mut wr = Vec::with_capacity(128);
- let mut se = rmp_serde::Serializer::new(&mut wr)
- .with_struct_map()
- .with_string_variants();
- val.serialize(&mut se)?;
- Ok(wr)
-}
-
/// Serialize to JSON, truncating long result
pub fn debug_serialize<T: Serialize>(x: T) -> String {
match serde_json::to_string(&x) {
diff --git a/src/util/encode.rs b/src/util/encode.rs
new file mode 100644
index 00000000..724e482a
--- /dev/null
+++ b/src/util/encode.rs
@@ -0,0 +1,26 @@
+use serde::{Deserialize, Serialize};
+
+/// Serialize to MessagePacki, without versionning
+/// (see garage_util::migrate for functions that manage versionned
+/// data formats)
+pub fn nonversioned_encode<T>(val: &T) -> Result<Vec<u8>, rmp_serde::encode::Error>
+where
+ T: Serialize + ?Sized,
+{
+ let mut wr = Vec::with_capacity(128);
+ let mut se = rmp_serde::Serializer::new(&mut wr)
+ .with_struct_map()
+ .with_string_variants();
+ val.serialize(&mut se)?;
+ Ok(wr)
+}
+
+/// Deserialize from MessagePacki, without versionning
+/// (see garage_util::migrate for functions that manage versionned
+/// data formats)
+pub fn nonversioned_decode<T>(bytes: &[u8]) -> Result<T, rmp_serde::decode::Error>
+where
+ T: for<'de> Deserialize<'de> + ?Sized,
+{
+ rmp_serde::decode::from_read_ref::<_, T>(bytes)
+}
diff --git a/src/util/lib.rs b/src/util/lib.rs
index fd3d5c7b..be82061f 100644
--- a/src/util/lib.rs
+++ b/src/util/lib.rs
@@ -8,6 +8,7 @@ pub mod background;
pub mod config;
pub mod crdt;
pub mod data;
+pub mod encode;
pub mod error;
pub mod formater;
pub mod metrics;
diff --git a/src/util/migrate.rs b/src/util/migrate.rs
index 199c68f6..f6028bf4 100644
--- a/src/util/migrate.rs
+++ b/src/util/migrate.rs
@@ -3,7 +3,7 @@ use serde::{Deserialize, Serialize};
pub trait Migrate: Serialize + for<'de> Deserialize<'de> + 'static {
/// A sequence of bytes to add at the beginning of the serialized
/// string, to identify that the data is of this version.
- const MARKER: &'static [u8] = b"";
+ const VERSION_MARKER: &'static [u8] = b"";
/// The previous version of this data type, from which items of this version
/// can be migrated. Set `type Previous = NoPrevious` to indicate that this datatype
@@ -15,10 +15,9 @@ pub trait Migrate: Serialize + for<'de> Deserialize<'de> + 'static {
fn migrate(previous: Self::Previous) -> Self;
fn decode(bytes: &[u8]) -> Option<Self> {
- if bytes.len() >= Self::MARKER.len() && &bytes[..Self::MARKER.len()] == Self::MARKER {
- if let Ok(value) =
- rmp_serde::decode::from_read_ref::<_, Self>(&bytes[Self::MARKER.len()..])
- {
+ let marker_len = Self::VERSION_MARKER.len();
+ if bytes.len() >= marker_len && &bytes[..marker_len] == Self::VERSION_MARKER {
+ if let Ok(value) = rmp_serde::decode::from_read_ref::<_, Self>(&bytes[marker_len..]) {
return Some(value);
}
}
@@ -28,7 +27,7 @@ pub trait Migrate: Serialize + for<'de> Deserialize<'de> + 'static {
fn encode(&self) -> Result<Vec<u8>, rmp_serde::encode::Error> {
let mut wr = Vec::with_capacity(128);
- wr.extend_from_slice(Self::MARKER);
+ wr.extend_from_slice(Self::VERSION_MARKER);
let mut se = rmp_serde::Serializer::new(&mut wr)
.with_struct_map()
.with_string_variants();
@@ -40,13 +39,13 @@ pub trait Migrate: Serialize + for<'de> Deserialize<'de> + 'static {
pub trait InitialFormat: Serialize + for<'de> Deserialize<'de> + 'static {
/// A sequence of bytes to add at the beginning of the serialized
/// string, to identify that the data is of this version.
- const MARKER: &'static [u8] = b"";
+ const VERSION_MARKER: &'static [u8] = b"";
}
// ----
impl<T: InitialFormat> Migrate for T {
- const MARKER: &'static [u8] = <T as InitialFormat>::MARKER;
+ const VERSION_MARKER: &'static [u8] = <T as InitialFormat>::VERSION_MARKER;
type Previous = NoPrevious;