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-rw-r--r--src/model/Cargo.toml1
-rw-r--r--src/model/bucket_alias_table.rs24
-rw-r--r--src/model/bucket_table.rs133
-rw-r--r--src/model/index_counter.rs80
-rw-r--r--src/model/k2v/item_table.rs54
-rw-r--r--src/model/key_table.rs154
-rw-r--r--src/model/migrate.rs5
-rw-r--r--src/model/prev/v051/bucket_table.rs2
-rw-r--r--src/model/prev/v051/key_table.rs50
-rw-r--r--src/model/prev/v051/mod.rs3
-rw-r--r--src/model/prev/v051/object_table.rs149
-rw-r--r--src/model/prev/v051/version_table.rs79
-rw-r--r--src/model/s3/block_ref_table.rs29
-rw-r--r--src/model/s3/object_table.rs244
-rw-r--r--src/model/s3/version_table.rs180
15 files changed, 506 insertions, 681 deletions
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/bucket_alias_table.rs b/src/model/bucket_alias_table.rs
index fcd1536e..54d7fbad 100644
--- a/src/model/bucket_alias_table.rs
+++ b/src/model/bucket_alias_table.rs
@@ -1,18 +1,26 @@
-use serde::{Deserialize, Serialize};
-
use garage_util::data::*;
use garage_table::crdt::*;
use garage_table::*;
-/// The bucket alias table holds the names given to buckets
-/// in the global namespace.
-#[derive(PartialEq, Eq, Clone, Debug, Serialize, Deserialize)]
-pub struct BucketAlias {
- name: String,
- pub state: crdt::Lww<Option<Uuid>>,
+mod v08 {
+ use garage_util::crdt;
+ use garage_util::data::Uuid;
+ use serde::{Deserialize, Serialize};
+
+ /// The bucket alias table holds the names given to buckets
+ /// in the global namespace.
+ #[derive(PartialEq, Eq, Clone, Debug, Serialize, Deserialize)]
+ pub struct BucketAlias {
+ pub(super) name: String,
+ pub state: crdt::Lww<Option<Uuid>>,
+ }
+
+ impl garage_util::migrate::InitialFormat for BucketAlias {}
}
+pub use v08::*;
+
impl BucketAlias {
pub fn new(name: String, ts: u64, bucket_id: Option<Uuid>) -> Option<Self> {
if !is_valid_bucket_name(&name) {
diff --git a/src/model/bucket_table.rs b/src/model/bucket_table.rs
index 7be42702..ac163736 100644
--- a/src/model/bucket_table.rs
+++ b/src/model/bucket_table.rs
@@ -1,5 +1,3 @@
-use serde::{Deserialize, Serialize};
-
use garage_table::crdt::*;
use garage_table::*;
use garage_util::data::*;
@@ -7,72 +5,83 @@ use garage_util::time::*;
use crate::permission::BucketKeyPerm;
-/// A bucket is a collection of objects
-///
-/// Its parameters are not directly accessible as:
-/// - It must be possible to merge paramaters, hence the use of a LWW CRDT.
-/// - A bucket has 2 states, Present or Deleted and parameters make sense only if present.
-#[derive(PartialEq, Eq, Clone, Debug, Serialize, Deserialize)]
-pub struct Bucket {
- /// ID of the bucket
- pub id: Uuid,
- /// State, and configuration if not deleted, of the bucket
- pub state: crdt::Deletable<BucketParams>,
-}
+mod v08 {
+ use crate::permission::BucketKeyPerm;
+ use garage_util::crdt;
+ use garage_util::data::Uuid;
+ use serde::{Deserialize, Serialize};
+
+ /// A bucket is a collection of objects
+ ///
+ /// Its parameters are not directly accessible as:
+ /// - It must be possible to merge paramaters, hence the use of a LWW CRDT.
+ /// - A bucket has 2 states, Present or Deleted and parameters make sense only if present.
+ #[derive(PartialEq, Eq, Clone, Debug, Serialize, Deserialize)]
+ pub struct Bucket {
+ /// ID of the bucket
+ pub id: Uuid,
+ /// State, and configuration if not deleted, of the bucket
+ pub state: crdt::Deletable<BucketParams>,
+ }
-/// Configuration for a bucket
-#[derive(PartialEq, Eq, Clone, Debug, Serialize, Deserialize)]
-pub struct BucketParams {
- /// Bucket's creation date
- pub creation_date: u64,
- /// Map of key with access to the bucket, and what kind of access they give
- pub authorized_keys: crdt::Map<String, BucketKeyPerm>,
-
- /// Map of aliases that are or have been given to this bucket
- /// in the global namespace
- /// (not authoritative: this is just used as an indication to
- /// map back to aliases when doing ListBuckets)
- pub aliases: crdt::LwwMap<String, bool>,
- /// Map of aliases that are or have been given to this bucket
- /// in namespaces local to keys
- /// key = (access key id, alias name)
- pub local_aliases: crdt::LwwMap<(String, String), bool>,
-
- /// Whether this bucket is allowed for website access
- /// (under all of its global alias names),
- /// and if so, the website configuration XML document
- pub website_config: crdt::Lww<Option<WebsiteConfig>>,
- /// CORS rules
- pub cors_config: crdt::Lww<Option<Vec<CorsRule>>>,
- /// Bucket quotas
- #[serde(default)]
- pub quotas: crdt::Lww<BucketQuotas>,
-}
+ /// Configuration for a bucket
+ #[derive(PartialEq, Eq, Clone, Debug, Serialize, Deserialize)]
+ pub struct BucketParams {
+ /// Bucket's creation date
+ pub creation_date: u64,
+ /// Map of key with access to the bucket, and what kind of access they give
+ pub authorized_keys: crdt::Map<String, BucketKeyPerm>,
+
+ /// Map of aliases that are or have been given to this bucket
+ /// in the global namespace
+ /// (not authoritative: this is just used as an indication to
+ /// map back to aliases when doing ListBuckets)
+ pub aliases: crdt::LwwMap<String, bool>,
+ /// Map of aliases that are or have been given to this bucket
+ /// in namespaces local to keys
+ /// key = (access key id, alias name)
+ pub local_aliases: crdt::LwwMap<(String, String), bool>,
+
+ /// Whether this bucket is allowed for website access
+ /// (under all of its global alias names),
+ /// and if so, the website configuration XML document
+ pub website_config: crdt::Lww<Option<WebsiteConfig>>,
+ /// CORS rules
+ pub cors_config: crdt::Lww<Option<Vec<CorsRule>>>,
+ /// Bucket quotas
+ #[serde(default)]
+ pub quotas: crdt::Lww<BucketQuotas>,
+ }
-#[derive(PartialEq, Eq, Clone, Debug, Serialize, Deserialize)]
-pub struct WebsiteConfig {
- pub index_document: String,
- pub error_document: Option<String>,
-}
+ #[derive(PartialEq, Eq, Clone, Debug, Serialize, Deserialize)]
+ pub struct WebsiteConfig {
+ pub index_document: String,
+ pub error_document: Option<String>,
+ }
-#[derive(PartialEq, Eq, Clone, Debug, Serialize, Deserialize)]
-pub struct CorsRule {
- pub id: Option<String>,
- pub max_age_seconds: Option<u64>,
- pub allow_origins: Vec<String>,
- pub allow_methods: Vec<String>,
- pub allow_headers: Vec<String>,
- pub expose_headers: Vec<String>,
-}
+ #[derive(PartialEq, Eq, Clone, Debug, Serialize, Deserialize)]
+ pub struct CorsRule {
+ pub id: Option<String>,
+ pub max_age_seconds: Option<u64>,
+ pub allow_origins: Vec<String>,
+ pub allow_methods: Vec<String>,
+ pub allow_headers: Vec<String>,
+ pub expose_headers: Vec<String>,
+ }
-#[derive(Default, PartialEq, Eq, PartialOrd, Ord, Clone, Debug, Serialize, Deserialize)]
-pub struct BucketQuotas {
- /// Maximum size in bytes (bucket size = sum of sizes of objects in the bucket)
- pub max_size: Option<u64>,
- /// Maximum number of non-deleted objects in the bucket
- pub max_objects: Option<u64>,
+ #[derive(Default, PartialEq, Eq, PartialOrd, Ord, Clone, Debug, Serialize, Deserialize)]
+ pub struct BucketQuotas {
+ /// Maximum size in bytes (bucket size = sum of sizes of objects in the bucket)
+ pub max_size: Option<u64>,
+ /// Maximum number of non-deleted objects in the bucket
+ pub max_objects: Option<u64>,
+ }
+
+ impl garage_util::migrate::InitialFormat for Bucket {}
}
+pub use v08::*;
+
impl AutoCrdt for BucketQuotas {
const WARN_IF_DIFFERENT: bool = true;
}
diff --git a/src/model/index_counter.rs b/src/model/index_counter.rs
index 6303ea3e..35d6596d 100644
--- a/src/model/index_counter.rs
+++ b/src/model/index_counter.rs
@@ -12,6 +12,7 @@ use garage_rpc::system::System;
use garage_util::background::BackgroundRunner;
use garage_util::data::*;
use garage_util::error::*;
+use garage_util::migrate::Migrate;
use garage_util::time::*;
use garage_table::crdt::*;
@@ -29,14 +30,44 @@ pub trait CountedItem: Clone + PartialEq + Send + Sync + 'static {
fn counts(&self) -> Vec<(&'static str, i64)>;
}
-/// A counter entry in the global table
-#[derive(Clone, PartialEq, Debug, Serialize, Deserialize)]
-pub struct CounterEntry<T: CountedItem> {
- pub pk: T::CP,
- pub sk: T::CS,
- pub values: BTreeMap<String, CounterValue>,
+mod v08 {
+ use super::CountedItem;
+ use garage_util::data::Uuid;
+ use serde::{Deserialize, Serialize};
+ use std::collections::BTreeMap;
+
+ // ---- Global part (the table everyone queries) ----
+
+ /// A counter entry in the global table
+ #[derive(Clone, PartialEq, Debug, Serialize, Deserialize)]
+ pub struct CounterEntry<T: CountedItem> {
+ pub pk: T::CP,
+ pub sk: T::CS,
+ pub values: BTreeMap<String, CounterValue>,
+ }
+
+ /// A counter entry in the global table
+ #[derive(PartialEq, Eq, Clone, Debug, Serialize, Deserialize)]
+ pub struct CounterValue {
+ pub node_values: BTreeMap<Uuid, (u64, i64)>,
+ }
+
+ impl<T: CountedItem> garage_util::migrate::InitialFormat for CounterEntry<T> {}
+
+ // ---- Local part (the counter we maintain transactionnaly on each node) ----
+
+ #[derive(PartialEq, Clone, Debug, Serialize, Deserialize)]
+ pub(super) struct LocalCounterEntry<T: CountedItem> {
+ pub(super) pk: T::CP,
+ pub(super) sk: T::CS,
+ pub(super) values: BTreeMap<String, (u64, i64)>,
+ }
+
+ impl<T: CountedItem> garage_util::migrate::InitialFormat for LocalCounterEntry<T> {}
}
+pub use v08::*;
+
impl<T: CountedItem> Entry<T::CP, T::CS> for CounterEntry<T> {
fn partition_key(&self) -> &T::CP {
&self.pk
@@ -78,12 +109,6 @@ impl<T: CountedItem> CounterEntry<T> {
}
}
-/// A counter entry in the global table
-#[derive(PartialEq, Eq, Clone, Debug, Serialize, Deserialize)]
-pub struct CounterValue {
- pub node_values: BTreeMap<Uuid, (u64, i64)>,
-}
-
impl<T: CountedItem> Crdt for CounterEntry<T> {
fn merge(&mut self, other: &Self) {
for (name, e2) in other.values.iter() {
@@ -195,11 +220,9 @@ impl<T: CountedItem> IndexCounter<T> {
let tree_key = self.table.data.tree_key(pk, sk);
let mut entry = match tx.get(&self.local_counter, &tree_key[..])? {
- Some(old_bytes) => {
- rmp_serde::decode::from_read_ref::<_, LocalCounterEntry<T>>(&old_bytes)
- .map_err(Error::RmpDecode)
- .map_err(db::TxError::Abort)?
- }
+ Some(old_bytes) => LocalCounterEntry::<T>::decode(&old_bytes)
+ .ok_or_message("Cannot decode local counter entry")
+ .map_err(db::TxError::Abort)?,
None => LocalCounterEntry {
pk: pk.clone(),
sk: sk.clone(),
@@ -214,7 +237,8 @@ impl<T: CountedItem> IndexCounter<T> {
ent.1 += *inc;
}
- let new_entry_bytes = rmp_to_vec_all_named(&entry)
+ let new_entry_bytes = entry
+ .encode()
.map_err(Error::RmpEncode)
.map_err(db::TxError::Abort)?;
tx.insert(&self.local_counter, &tree_key[..], new_entry_bytes)?;
@@ -255,15 +279,15 @@ 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);
tv.1 = 0;
}
- let local_counter_bytes = rmp_to_vec_all_named(&local_counter)?;
+ let local_counter_bytes = local_counter.encode()?;
self.local_counter
.insert(&local_counter_k, &local_counter_bytes)?;
@@ -311,9 +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
@@ -330,7 +353,7 @@ impl<T: CountedItem> IndexCounter<T> {
tv.1 += v;
}
- let local_counter_bytes = rmp_to_vec_all_named(&local_counter)?;
+ let local_counter_bytes = local_counter.encode()?;
self.local_counter
.insert(&local_counter_key, local_counter_bytes)?;
@@ -350,13 +373,6 @@ impl<T: CountedItem> IndexCounter<T> {
// ----
-#[derive(PartialEq, Clone, Debug, Serialize, Deserialize)]
-struct LocalCounterEntry<T: CountedItem> {
- pk: T::CP,
- sk: T::CS,
- values: BTreeMap<String, (u64, i64)>,
-}
-
impl<T: CountedItem> LocalCounterEntry<T> {
fn into_counter_entry(self, this_node: Uuid) -> CounterEntry<T> {
CounterEntry {
diff --git a/src/model/k2v/item_table.rs b/src/model/k2v/item_table.rs
index 7860cb17..ce3e4129 100644
--- a/src/model/k2v/item_table.rs
+++ b/src/model/k2v/item_table.rs
@@ -1,7 +1,8 @@
-use serde::{Deserialize, Serialize};
use std::collections::BTreeMap;
use std::sync::Arc;
+use serde::{Deserialize, Serialize};
+
use garage_db as db;
use garage_util::data::*;
@@ -17,32 +18,43 @@ pub const CONFLICTS: &str = "conflicts";
pub const VALUES: &str = "values";
pub const BYTES: &str = "bytes";
-#[derive(PartialEq, Eq, Clone, Debug, Serialize, Deserialize)]
-pub struct K2VItem {
- pub partition: K2VItemPartition,
- pub sort_key: String,
+mod v08 {
+ use crate::k2v::causality::K2VNodeId;
+ use garage_util::data::Uuid;
+ use serde::{Deserialize, Serialize};
+ use std::collections::BTreeMap;
- items: BTreeMap<K2VNodeId, DvvsEntry>,
-}
+ #[derive(PartialEq, Eq, Clone, Debug, Serialize, Deserialize)]
+ pub struct K2VItem {
+ pub partition: K2VItemPartition,
+ pub sort_key: String,
-#[derive(PartialEq, Eq, Clone, Debug, Serialize, Deserialize, Hash)]
-pub struct K2VItemPartition {
- pub bucket_id: Uuid,
- pub partition_key: String,
-}
+ pub(super) items: BTreeMap<K2VNodeId, DvvsEntry>,
+ }
-#[derive(PartialEq, Eq, Clone, Debug, Serialize, Deserialize)]
-struct DvvsEntry {
- t_discard: u64,
- values: Vec<(u64, DvvsValue)>,
-}
+ #[derive(PartialEq, Eq, Clone, Debug, Serialize, Deserialize, Hash)]
+ pub struct K2VItemPartition {
+ pub bucket_id: Uuid,
+ pub partition_key: String,
+ }
+
+ #[derive(PartialEq, Eq, Clone, Debug, Serialize, Deserialize)]
+ pub struct DvvsEntry {
+ pub(super) t_discard: u64,
+ pub(super) values: Vec<(u64, DvvsValue)>,
+ }
-#[derive(PartialEq, Eq, Clone, Debug, Serialize, Deserialize)]
-pub enum DvvsValue {
- Value(#[serde(with = "serde_bytes")] Vec<u8>),
- Deleted,
+ #[derive(PartialEq, Eq, Clone, Debug, Serialize, Deserialize)]
+ pub enum DvvsValue {
+ Value(#[serde(with = "serde_bytes")] Vec<u8>),
+ Deleted,
+ }
+
+ impl garage_util::migrate::InitialFormat for K2VItem {}
}
+pub use v08::*;
+
impl K2VItem {
/// Creates a new K2VItem when no previous entry existed in the db
pub fn new(bucket_id: Uuid, partition_key: String, sort_key: String) -> Self {
diff --git a/src/model/key_table.rs b/src/model/key_table.rs
index 9d2fc783..bb5334a3 100644
--- a/src/model/key_table.rs
+++ b/src/model/key_table.rs
@@ -1,45 +1,121 @@
use serde::{Deserialize, Serialize};
-use garage_table::crdt::*;
-use garage_table::*;
+use garage_util::crdt::{self, Crdt};
use garage_util::data::*;
+use garage_table::{DeletedFilter, EmptyKey, Entry, TableSchema};
+
use crate::permission::BucketKeyPerm;
-use crate::prev::v051::key_table as old;
+pub(crate) mod v05 {
+ use garage_util::crdt;
+ use serde::{Deserialize, Serialize};
-/// An api key
-#[derive(PartialEq, Eq, Clone, Debug, Serialize, Deserialize)]
-pub struct Key {
- /// The id of the key (immutable), used as partition key
- pub key_id: String,
+ /// An api key
+ #[derive(PartialEq, Eq, Clone, Debug, Serialize, Deserialize)]
+ pub struct Key {
+ /// The id of the key (immutable), used as partition key
+ pub key_id: String,
- /// Internal state of the key
- pub state: crdt::Deletable<KeyParams>,
-}
+ /// The secret_key associated
+ pub secret_key: String,
-/// Configuration for a key
-#[derive(PartialEq, Eq, Clone, Debug, Serialize, Deserialize)]
-pub struct KeyParams {
- /// The secret_key associated (immutable)
- pub secret_key: String,
+ /// Name for the key
+ pub name: crdt::Lww<String>,
- /// Name for the key
- pub name: crdt::Lww<String>,
+ /// Is the key deleted
+ pub deleted: crdt::Bool,
+
+ /// Buckets in which the key is authorized. Empty if `Key` is deleted
+ // CRDT interaction: deleted implies authorized_buckets is empty
+ pub authorized_buckets: crdt::LwwMap<String, PermissionSet>,
+ }
- /// Flag to allow users having this key to create buckets
- pub allow_create_bucket: crdt::Lww<bool>,
+ /// Permission given to a key in a bucket
+ #[derive(PartialOrd, Ord, PartialEq, Eq, Clone, Debug, Serialize, Deserialize)]
+ pub struct PermissionSet {
+ /// The key can be used to read the bucket
+ pub allow_read: bool,
+ /// The key can be used to write in the bucket
+ pub allow_write: bool,
+ }
+
+ impl crdt::AutoCrdt for PermissionSet {
+ const WARN_IF_DIFFERENT: bool = true;
+ }
- /// If the key is present: it gives some permissions,
- /// a map of bucket IDs (uuids) to permissions.
- /// Otherwise no permissions are granted to key
- pub authorized_buckets: crdt::Map<Uuid, BucketKeyPerm>,
+ impl garage_util::migrate::InitialFormat for Key {}
+}
- /// A key can have a local view of buckets names it is
- /// the only one to see, this is the namespace for these aliases
- pub local_aliases: crdt::LwwMap<String, Option<Uuid>>,
+mod v08 {
+ use super::v05;
+ use crate::permission::BucketKeyPerm;
+ use garage_util::crdt;
+ use garage_util::data::Uuid;
+ use serde::{Deserialize, Serialize};
+
+ /// An api key
+ #[derive(PartialEq, Eq, Clone, Debug, Serialize, Deserialize)]
+ pub struct Key {
+ /// The id of the key (immutable), used as partition key
+ pub key_id: String,
+
+ /// Internal state of the key
+ pub state: crdt::Deletable<KeyParams>,
+ }
+
+ /// Configuration for a key
+ #[derive(PartialEq, Eq, Clone, Debug, Serialize, Deserialize)]
+ pub struct KeyParams {
+ /// The secret_key associated (immutable)
+ pub secret_key: String,
+
+ /// Name for the key
+ pub name: crdt::Lww<String>,
+
+ /// Flag to allow users having this key to create buckets
+ pub allow_create_bucket: crdt::Lww<bool>,
+
+ /// If the key is present: it gives some permissions,
+ /// a map of bucket IDs (uuids) to permissions.
+ /// Otherwise no permissions are granted to key
+ pub authorized_buckets: crdt::Map<Uuid, BucketKeyPerm>,
+
+ /// A key can have a local view of buckets names it is
+ /// the only one to see, this is the namespace for these aliases
+ pub local_aliases: crdt::LwwMap<String, Option<Uuid>>,
+ }
+
+ impl garage_util::migrate::Migrate for Key {
+ type Previous = v05::Key;
+
+ fn migrate(old_k: v05::Key) -> Key {
+ let name = crdt::Lww::raw(old_k.name.timestamp(), old_k.name.get().clone());
+
+ let state = if old_k.deleted.get() {
+ crdt::Deletable::Deleted
+ } else {
+ // Authorized buckets is ignored here,
+ // migration is performed in specific migration code in
+ // garage/migrate.rs
+ crdt::Deletable::Present(KeyParams {
+ secret_key: old_k.secret_key,
+ name,
+ allow_create_bucket: crdt::Lww::new(false),
+ authorized_buckets: crdt::Map::new(),
+ local_aliases: crdt::LwwMap::new(),
+ })
+ };
+ Key {
+ key_id: old_k.key_id,
+ state,
+ }
+ }
+ }
}
+pub use v08::*;
+
impl KeyParams {
fn new(secret_key: &str, name: &str) -> Self {
KeyParams {
@@ -173,28 +249,4 @@ impl TableSchema for KeyTable {
}
}
}
-
- fn try_migrate(bytes: &[u8]) -> Option<Self::E> {
- let old_k = rmp_serde::decode::from_read_ref::<_, old::Key>(bytes).ok()?;
- let name = crdt::Lww::raw(old_k.name.timestamp(), old_k.name.get().clone());
-
- let state = if old_k.deleted.get() {
- crdt::Deletable::Deleted
- } else {
- // Authorized buckets is ignored here,
- // migration is performed in specific migration code in
- // garage/migrate.rs
- crdt::Deletable::Present(KeyParams {
- secret_key: old_k.secret_key,
- name,
- allow_create_bucket: crdt::Lww::new(false),
- authorized_buckets: crdt::Map::new(),
- local_aliases: crdt::LwwMap::new(),
- })
- };
- Some(Key {
- key_id: old_k.key_id,
- state,
- })
- }
}
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/model/prev/v051/bucket_table.rs b/src/model/prev/v051/bucket_table.rs
index 628a49dd..19893458 100644
--- a/src/model/prev/v051/bucket_table.rs
+++ b/src/model/prev/v051/bucket_table.rs
@@ -3,7 +3,7 @@ use serde::{Deserialize, Serialize};
use garage_table::crdt::Crdt;
use garage_table::*;
-use super::key_table::PermissionSet;
+use crate::key_table::v05::PermissionSet;
/// A bucket is a collection of objects
///
diff --git a/src/model/prev/v051/key_table.rs b/src/model/prev/v051/key_table.rs
deleted file mode 100644
index 37516b1c..00000000
--- a/src/model/prev/v051/key_table.rs
+++ /dev/null
@@ -1,50 +0,0 @@
-use serde::{Deserialize, Serialize};
-
-use garage_table::crdt::*;
-use garage_table::*;
-
-/// An api key
-#[derive(PartialEq, Eq, Clone, Debug, Serialize, Deserialize)]
-pub struct Key {
- /// The id of the key (immutable), used as partition key
- pub key_id: String,
-
- /// The secret_key associated
- pub secret_key: String,
-
- /// Name for the key
- pub name: crdt::Lww<String>,
-
- /// Is the key deleted
- pub deleted: crdt::Bool,
-
- /// Buckets in which the key is authorized. Empty if `Key` is deleted
- // CRDT interaction: deleted implies authorized_buckets is empty
- pub authorized_buckets: crdt::LwwMap<String, PermissionSet>,
-}
-
-/// Permission given to a key in a bucket
-#[derive(PartialOrd, Ord, PartialEq, Eq, Clone, Debug, Serialize, Deserialize)]
-pub struct PermissionSet {
- /// The key can be used to read the bucket
- pub allow_read: bool,
- /// The key can be used to write in the bucket
- pub allow_write: bool,
-}
-
-impl AutoCrdt for PermissionSet {
- const WARN_IF_DIFFERENT: bool = true;
-}
-
-impl Crdt for Key {
- fn merge(&mut self, other: &Self) {
- self.name.merge(&other.name);
- self.deleted.merge(&other.deleted);
-
- if self.deleted.get() {
- self.authorized_buckets.clear();
- } else {
- self.authorized_buckets.merge(&other.authorized_buckets);
- }
- }
-}
diff --git a/src/model/prev/v051/mod.rs b/src/model/prev/v051/mod.rs
index 7a954752..8c1335a5 100644
--- a/src/model/prev/v051/mod.rs
+++ b/src/model/prev/v051/mod.rs
@@ -1,4 +1 @@
pub(crate) mod bucket_table;
-pub(crate) mod key_table;
-pub(crate) mod object_table;
-pub(crate) mod version_table;
diff --git a/src/model/prev/v051/object_table.rs b/src/model/prev/v051/object_table.rs
deleted file mode 100644
index e79e5787..00000000
--- a/src/model/prev/v051/object_table.rs
+++ /dev/null
@@ -1,149 +0,0 @@
-use serde::{Deserialize, Serialize};
-use std::collections::BTreeMap;
-
-use garage_util::data::*;
-
-use garage_table::crdt::*;
-
-/// An object
-#[derive(PartialEq, Eq, Clone, Debug, Serialize, Deserialize)]
-pub struct Object {
- /// The bucket in which the object is stored, used as partition key
- pub bucket: String,
-
- /// The key at which the object is stored in its bucket, used as sorting key
- pub key: String,
-
- /// The list of currenty stored versions of the object
- versions: Vec<ObjectVersion>,
-}
-
-impl Object {
- /// Get a list of currently stored versions of `Object`
- pub fn versions(&self) -> &[ObjectVersion] {
- &self.versions[..]
- }
-}
-
-/// Informations about a version of an object
-#[derive(PartialEq, Eq, Clone, Debug, Serialize, Deserialize)]
-pub struct ObjectVersion {
- /// Id of the version
- pub uuid: Uuid,
- /// Timestamp of when the object was created
- pub timestamp: u64,
- /// State of the version
- pub state: ObjectVersionState,
-}
-
-/// State of an object version
-#[derive(PartialEq, Eq, Clone, Debug, Serialize, Deserialize)]
-pub enum ObjectVersionState {
- /// The version is being received
- Uploading(ObjectVersionHeaders),
- /// The version is fully received
- Complete(ObjectVersionData),
- /// The version uploaded containded errors or the upload was explicitly aborted
- Aborted,
-}
-
-impl Crdt for ObjectVersionState {
- fn merge(&mut self, other: &Self) {
- use ObjectVersionState::*;
- match other {
- Aborted => {
- *self = Aborted;
- }
- Complete(b) => match self {
- Aborted => {}
- Complete(a) => {
- a.merge(b);
- }
- Uploading(_) => {
- *self = Complete(b.clone());
- }
- },
- Uploading(_) => {}
- }
- }
-}
-
-/// Data stored in object version
-#[derive(PartialEq, Eq, PartialOrd, Ord, Clone, Debug, Serialize, Deserialize)]
-pub enum ObjectVersionData {
- /// The object was deleted, this Version is a tombstone to mark it as such
- DeleteMarker,
- /// The object is short, it's stored inlined
- Inline(ObjectVersionMeta, #[serde(with = "serde_bytes")] Vec<u8>),
- /// The object is not short, Hash of first block is stored here, next segments hashes are
- /// stored in the version table
- FirstBlock(ObjectVersionMeta, Hash),
-}
-
-impl AutoCrdt for ObjectVersionData {
- const WARN_IF_DIFFERENT: bool = true;
-}
-
-/// Metadata about the object version
-#[derive(PartialEq, Eq, PartialOrd, Ord, Clone, Debug, Serialize, Deserialize)]
-pub struct ObjectVersionMeta {
- /// Headers to send to the client
- pub headers: ObjectVersionHeaders,
- /// Size of the object
- pub size: u64,
- /// etag of the object
- pub etag: String,
-}
-
-/// Additional headers for an object
-#[derive(PartialEq, Eq, PartialOrd, Ord, Clone, Debug, Serialize, Deserialize)]
-pub struct ObjectVersionHeaders {
- /// Content type of the object
- pub content_type: String,
- /// Any other http headers to send
- pub other: BTreeMap<String, String>,
-}
-
-impl ObjectVersion {
- fn cmp_key(&self) -> (u64, Uuid) {
- (self.timestamp, self.uuid)
- }
-
- /// Is the object version completely received
- pub fn is_complete(&self) -> bool {
- matches!(self.state, ObjectVersionState::Complete(_))
- }
-}
-
-impl Crdt for Object {
- fn merge(&mut self, other: &Self) {
- // Merge versions from other into here
- for other_v in other.versions.iter() {
- match self
- .versions
- .binary_search_by(|v| v.cmp_key().cmp(&other_v.cmp_key()))
- {
- Ok(i) => {
- self.versions[i].state.merge(&other_v.state);
- }
- Err(i) => {
- self.versions.insert(i, other_v.clone());
- }
- }
- }
-
- // Remove versions which are obsolete, i.e. those that come
- // before the last version which .is_complete().
- let last_complete = self
- .versions
- .iter()
- .enumerate()
- .rev()
- .find(|(_, v)| v.is_complete())
- .map(|(vi, _)| vi);
-
- if let Some(last_vi) = last_complete {
- self.versions = self.versions.drain(last_vi..).collect::<Vec<_>>();
- }
- }
-}
diff --git a/src/model/prev/v051/version_table.rs b/src/model/prev/v051/version_table.rs
deleted file mode 100644
index c11c62d5..00000000
--- a/src/model/prev/v051/version_table.rs
+++ /dev/null
@@ -1,79 +0,0 @@
-use serde::{Deserialize, Serialize};
-
-use garage_util::data::*;
-
-use garage_table::crdt::*;
-use garage_table::*;
-
-/// A version of an object
-#[derive(PartialEq, Eq, Clone, Debug, Serialize, Deserialize)]
-pub struct Version {
- /// UUID of the version, used as partition key
- pub uuid: Uuid,
-
- // Actual data: the blocks for this version
- // In the case of a multipart upload, also store the etags
- // of individual parts and check them when doing CompleteMultipartUpload
- /// Is this version deleted
- pub deleted: crdt::Bool,
- /// list of blocks of data composing the version
- pub blocks: crdt::Map<VersionBlockKey, VersionBlock>,
- /// Etag of each part in case of a multipart upload, empty otherwise
- pub parts_etags: crdt::Map<u64, String>,
-
- // Back link to bucket+key so that we can figure if
- // this was deleted later on
- /// Bucket in which the related object is stored
- pub bucket: String,
- /// Key in which the related object is stored
- pub key: String,
-}
-
-#[derive(PartialEq, Eq, Clone, Copy, Debug, Serialize, Deserialize)]
-pub struct VersionBlockKey {
- /// Number of the part
- pub part_number: u64,
- /// Offset of this sub-segment in its part
- pub offset: u64,
-}
-
-impl Ord for VersionBlockKey {
- fn cmp(&self, other: &Self) -> std::cmp::Ordering {
- self.part_number
- .cmp(&other.part_number)
- .then(self.offset.cmp(&other.offset))
- }
-}
-
-impl PartialOrd for VersionBlockKey {
- fn partial_cmp(&self, other: &Self) -> Option<std::cmp::Ordering> {
- Some(self.cmp(other))
- }
-}
-
-/// Informations about a single block
-#[derive(PartialEq, Eq, Ord, PartialOrd, Clone, Copy, Debug, Serialize, Deserialize)]
-pub struct VersionBlock {
- /// Blake2 sum of the block
- pub hash: Hash,
- /// Size of the block
- pub size: u64,
-}
-
-impl AutoCrdt for VersionBlock {
- const WARN_IF_DIFFERENT: bool = true;
-}
-
-impl Crdt for Version {
- fn merge(&mut self, other: &Self) {
- self.deleted.merge(&other.deleted);
-
- if self.deleted.get() {
- self.blocks.clear();
- self.parts_etags.clear();
- } else {
- self.blocks.merge(&other.blocks);
- self.parts_etags.merge(&other.parts_etags);
- }
- }
-}
diff --git a/src/model/s3/block_ref_table.rs b/src/model/s3/block_ref_table.rs
index c7017409..7b023d87 100644
--- a/src/model/s3/block_ref_table.rs
+++ b/src/model/s3/block_ref_table.rs
@@ -1,4 +1,3 @@
-use serde::{Deserialize, Serialize};
use std::sync::Arc;
use garage_db as db;
@@ -10,19 +9,29 @@ use garage_table::*;
use garage_block::manager::*;
-#[derive(PartialEq, Eq, Clone, Debug, Serialize, Deserialize)]
-pub struct BlockRef {
- /// Hash (blake2 sum) of the block, used as partition key
- pub block: Hash,
+mod v08 {
+ use garage_util::crdt;
+ use garage_util::data::{Hash, Uuid};
+ use serde::{Deserialize, Serialize};
- /// Id of the Version for the object containing this block, used as sorting key
- pub version: Uuid,
+ #[derive(PartialEq, Eq, Clone, Debug, Serialize, Deserialize)]
+ pub struct BlockRef {
+ /// Hash (blake2 sum) of the block, used as partition key
+ pub block: Hash,
- // Keep track of deleted status
- /// Is the Version that contains this block deleted
- pub deleted: crdt::Bool,
+ /// Id of the Version for the object containing this block, used as sorting key
+ pub version: Uuid,
+
+ // Keep track of deleted status
+ /// Is the Version that contains this block deleted
+ pub deleted: crdt::Bool,
+ }
+
+ impl garage_util::migrate::InitialFormat for BlockRef {}
}
+pub use v08::*;
+
impl Entry<Hash, Uuid> for BlockRef {
fn partition_key(&self) -> &Hash {
&self.block
diff --git a/src/model/s3/object_table.rs b/src/model/s3/object_table.rs
index 1b2f0014..518acc95 100644
--- a/src/model/s3/object_table.rs
+++ b/src/model/s3/object_table.rs
@@ -1,5 +1,4 @@
use serde::{Deserialize, Serialize};
-use std::collections::BTreeMap;
use std::sync::Arc;
use garage_db as db;
@@ -13,25 +12,126 @@ use garage_table::*;
use crate::index_counter::*;
use crate::s3::version_table::*;
-use crate::prev::v051::object_table as old;
-
pub const OBJECTS: &str = "objects";
pub const UNFINISHED_UPLOADS: &str = "unfinished_uploads";
pub const BYTES: &str = "bytes";
-/// An object
-#[derive(PartialEq, Eq, Clone, Debug, Serialize, Deserialize)]
-pub struct Object {
- /// The bucket in which the object is stored, used as partition key
- pub bucket_id: Uuid,
+mod v05 {
+ use garage_util::data::{Hash, Uuid};
+ use serde::{Deserialize, Serialize};
+ use std::collections::BTreeMap;
+
+ /// An object
+ #[derive(PartialEq, Eq, Clone, Debug, Serialize, Deserialize)]
+ pub struct Object {
+ /// The bucket in which the object is stored, used as partition key
+ pub bucket: String,
+
+ /// The key at which the object is stored in its bucket, used as sorting key
+ pub key: String,
+
+ /// The list of currenty stored versions of the object
+ pub(super) versions: Vec<ObjectVersion>,
+ }
+
+ /// Informations about a version of an object
+ #[derive(PartialEq, Eq, Clone, Debug, Serialize, Deserialize)]
+ pub struct ObjectVersion {
+ /// Id of the version
+ pub uuid: Uuid,
+ /// Timestamp of when the object was created
+ pub timestamp: u64,
+ /// State of the version
+ pub state: ObjectVersionState,
+ }
+
+ /// State of an object version
+ #[derive(PartialEq, Eq, Clone, Debug, Serialize, Deserialize)]
+ pub enum ObjectVersionState {
+ /// The version is being received
+ Uploading(ObjectVersionHeaders),
+ /// The version is fully received
+ Complete(ObjectVersionData),
+ /// The version uploaded containded errors or the upload was explicitly aborted
+ Aborted,
+ }
+
+ /// Data stored in object version
+ #[derive(PartialEq, Eq, PartialOrd, Ord, Clone, Debug, Serialize, Deserialize)]
+ pub enum ObjectVersionData {
+ /// The object was deleted, this Version is a tombstone to mark it as such
+ DeleteMarker,
+ /// The object is short, it's stored inlined
+ Inline(ObjectVersionMeta, #[serde(with = "serde_bytes")] Vec<u8>),
+ /// The object is not short, Hash of first block is stored here, next segments hashes are
+ /// stored in the version table
+ FirstBlock(ObjectVersionMeta, Hash),
+ }
+
+ /// Metadata about the object version
+ #[derive(PartialEq, Eq, PartialOrd, Ord, Clone, Debug, Serialize, Deserialize)]
+ pub struct ObjectVersionMeta {
+ /// Headers to send to the client
+ pub headers: ObjectVersionHeaders,
+ /// Size of the object
+ pub size: u64,
+ /// etag of the object
+ pub etag: String,
+ }
+
+ /// Additional headers for an object
+ #[derive(PartialEq, Eq, PartialOrd, Ord, Clone, Debug, Serialize, Deserialize)]
+ pub struct ObjectVersionHeaders {
+ /// Content type of the object
+ pub content_type: String,
+ /// Any other http headers to send
+ pub other: BTreeMap<String, String>,
+ }
+
+ impl garage_util::migrate::InitialFormat for Object {}
+}
+
+mod v08 {
+ use garage_util::data::Uuid;
+ use serde::{Deserialize, Serialize};
+
+ use super::v05;
- /// The key at which the object is stored in its bucket, used as sorting key
- pub key: String,
+ pub use v05::{
+ ObjectVersion, ObjectVersionData, ObjectVersionHeaders, ObjectVersionMeta,
+ ObjectVersionState,
+ };
+
+ /// An object
+ #[derive(PartialEq, Eq, Clone, Debug, Serialize, Deserialize)]
+ pub struct Object {
+ /// The bucket in which the object is stored, used as partition key
+ pub bucket_id: Uuid,
+
+ /// The key at which the object is stored in its bucket, used as sorting key
+ pub key: String,
+
+ /// The list of currenty stored versions of the object
+ pub(super) versions: Vec<ObjectVersion>,
+ }
- /// The list of currenty stored versions of the object
- versions: Vec<ObjectVersion>,
+ impl garage_util::migrate::Migrate for Object {
+ type Previous = v05::Object;
+
+ fn migrate(old: v05::Object) -> Object {
+ use garage_util::data::blake2sum;
+
+ Object {
+ bucket_id: blake2sum(old.bucket.as_bytes()),
+ key: old.key,
+ versions: old.versions,
+ }
+ }
+ }
}
+pub use v08::*;
+
impl Object {
/// Initialize an Object struct from parts
pub fn new(bucket_id: Uuid, key: String, versions: Vec<ObjectVersion>) -> Self {
@@ -68,28 +168,6 @@ impl Object {
}
}
-/// Informations about a version of an object
-#[derive(PartialEq, Eq, Clone, Debug, Serialize, Deserialize)]
-pub struct ObjectVersion {
- /// Id of the version
- pub uuid: Uuid,
- /// Timestamp of when the object was created
- pub timestamp: u64,
- /// State of the version
- pub state: ObjectVersionState,
-}
-
-/// State of an object version
-#[derive(PartialEq, Eq, Clone, Debug, Serialize, Deserialize)]
-pub enum ObjectVersionState {
- /// The version is being received
- Uploading(ObjectVersionHeaders),
- /// The version is fully received
- Complete(ObjectVersionData),
- /// The version uploaded containded errors or the upload was explicitly aborted
- Aborted,
-}
-
impl Crdt for ObjectVersionState {
fn merge(&mut self, other: &Self) {
use ObjectVersionState::*;
@@ -111,42 +189,10 @@ impl Crdt for ObjectVersionState {
}
}
-/// Data stored in object version
-#[derive(PartialEq, Eq, PartialOrd, Ord, Clone, Debug, Serialize, Deserialize)]
-pub enum ObjectVersionData {
- /// The object was deleted, this Version is a tombstone to mark it as such
- DeleteMarker,
- /// The object is short, it's stored inlined
- Inline(ObjectVersionMeta, #[serde(with = "serde_bytes")] Vec<u8>),
- /// The object is not short, Hash of first block is stored here, next segments hashes are
- /// stored in the version table
- FirstBlock(ObjectVersionMeta, Hash),
-}
-
impl AutoCrdt for ObjectVersionData {
const WARN_IF_DIFFERENT: bool = true;
}
-/// Metadata about the object version
-#[derive(PartialEq, Eq, PartialOrd, Ord, Clone, Debug, Serialize, Deserialize)]
-pub struct ObjectVersionMeta {
- /// Headers to send to the client
- pub headers: ObjectVersionHeaders,
- /// Size of the object
- pub size: u64,
- /// etag of the object
- pub etag: String,
-}
-
-/// Additional headers for an object
-#[derive(PartialEq, Eq, PartialOrd, Ord, Clone, Debug, Serialize, Deserialize)]
-pub struct ObjectVersionHeaders {
- /// Content type of the object
- pub content_type: String,
- /// Any other http headers to send
- pub other: BTreeMap<String, String>,
-}
-
impl ObjectVersion {
fn cmp_key(&self) -> (u64, Uuid) {
(self.timestamp, self.uuid)
@@ -290,11 +336,6 @@ impl TableSchema for ObjectTable {
ObjectFilter::IsUploading => entry.versions.iter().any(|v| v.is_uploading()),
}
}
-
- fn try_migrate(bytes: &[u8]) -> Option<Self::E> {
- let old_obj = rmp_serde::decode::from_read_ref::<_, old::Object>(bytes).ok()?;
- Some(migrate_object(old_obj))
- }
}
impl CountedItem for Object {
@@ -339,64 +380,3 @@ impl CountedItem for Object {
]
}
}
-
-// vvvvvvvv migration code, stupid stuff vvvvvvvvvvvv
-// (we just want to change bucket into bucket_id by hashing it)
-
-fn migrate_object(o: old::Object) -> Object {
- let versions = o
- .versions()
- .iter()
- .cloned()
- .map(migrate_object_version)
- .collect();
- Object {
- bucket_id: blake2sum(o.bucket.as_bytes()),
- key: o.key,
- versions,
- }
-}
-
-fn migrate_object_version(v: old::ObjectVersion) -> ObjectVersion {
- ObjectVersion {
- uuid: Uuid::try_from(v.uuid.as_slice()).unwrap(),
- timestamp: v.timestamp,
- state: match v.state {
- old::ObjectVersionState::Uploading(h) => {
- ObjectVersionState::Uploading(migrate_object_version_headers(h))
- }
- old::ObjectVersionState::Complete(d) => {
- ObjectVersionState::Complete(migrate_object_version_data(d))
- }
- old::ObjectVersionState::Aborted => ObjectVersionState::Aborted,
- },
- }
-}
-
-fn migrate_object_version_headers(h: old::ObjectVersionHeaders) -> ObjectVersionHeaders {
- ObjectVersionHeaders {
- content_type: h.content_type,
- other: h.other,
- }
-}
-
-fn migrate_object_version_data(d: old::ObjectVersionData) -> ObjectVersionData {
- match d {
- old::ObjectVersionData::DeleteMarker => ObjectVersionData::DeleteMarker,
- old::ObjectVersionData::Inline(m, b) => {
- ObjectVersionData::Inline(migrate_object_version_meta(m), b)
- }
- old::ObjectVersionData::FirstBlock(m, h) => ObjectVersionData::FirstBlock(
- migrate_object_version_meta(m),
- Hash::try_from(h.as_slice()).unwrap(),
- ),
- }
-}
-
-fn migrate_object_version_meta(m: old::ObjectVersionMeta) -> ObjectVersionMeta {
- ObjectVersionMeta {
- headers: migrate_object_version_headers(m.headers),
- size: m.size,
- etag: m.etag,
- }
-}
diff --git a/src/model/s3/version_table.rs b/src/model/s3/version_table.rs
index 0486512b..6edc83f4 100644
--- a/src/model/s3/version_table.rs
+++ b/src/model/s3/version_table.rs
@@ -1,4 +1,3 @@
-use serde::{Deserialize, Serialize};
use std::sync::Arc;
use garage_db as db;
@@ -11,32 +10,108 @@ use garage_table::*;
use crate::s3::block_ref_table::*;
-use crate::prev::v051::version_table as old;
-
-/// A version of an object
-#[derive(PartialEq, Eq, Clone, Debug, Serialize, Deserialize)]
-pub struct Version {
- /// UUID of the version, used as partition key
- pub uuid: Uuid,
-
- // Actual data: the blocks for this version
- // In the case of a multipart upload, also store the etags
- // of individual parts and check them when doing CompleteMultipartUpload
- /// Is this version deleted
- pub deleted: crdt::Bool,
- /// list of blocks of data composing the version
- pub blocks: crdt::Map<VersionBlockKey, VersionBlock>,
- /// Etag of each part in case of a multipart upload, empty otherwise
- pub parts_etags: crdt::Map<u64, String>,
-
- // Back link to bucket+key so that we can figure if
- // this was deleted later on
- /// Bucket in which the related object is stored
- pub bucket_id: Uuid,
- /// Key in which the related object is stored
- pub key: String,
+mod v05 {
+ use garage_util::crdt;
+ use garage_util::data::{Hash, Uuid};
+ use serde::{Deserialize, Serialize};
+
+ /// A version of an object
+ #[derive(PartialEq, Eq, Clone, Debug, Serialize, Deserialize)]
+ pub struct Version {
+ /// UUID of the version, used as partition key
+ pub uuid: Uuid,
+
+ // Actual data: the blocks for this version
+ // In the case of a multipart upload, also store the etags
+ // of individual parts and check them when doing CompleteMultipartUpload
+ /// Is this version deleted
+ pub deleted: crdt::Bool,
+ /// list of blocks of data composing the version
+ pub blocks: crdt::Map<VersionBlockKey, VersionBlock>,
+ /// Etag of each part in case of a multipart upload, empty otherwise
+ pub parts_etags: crdt::Map<u64, String>,
+
+ // Back link to bucket+key so that we can figure if
+ // this was deleted later on
+ /// Bucket in which the related object is stored
+ pub bucket: String,
+ /// Key in which the related object is stored
+ pub key: String,
+ }
+
+ #[derive(PartialEq, Eq, Clone, Copy, Debug, Serialize, Deserialize)]
+ pub struct VersionBlockKey {
+ /// Number of the part
+ pub part_number: u64,
+ /// Offset of this sub-segment in its part
+ pub offset: u64,
+ }
+
+ /// Informations about a single block
+ #[derive(PartialEq, Eq, Ord, PartialOrd, Clone, Copy, Debug, Serialize, Deserialize)]
+ pub struct VersionBlock {
+ /// Blake2 sum of the block
+ pub hash: Hash,
+ /// Size of the block
+ pub size: u64,
+ }
+
+ impl garage_util::migrate::InitialFormat for Version {}
+}
+
+mod v08 {
+ use garage_util::crdt;
+ use garage_util::data::Uuid;
+ use serde::{Deserialize, Serialize};
+
+ use super::v05;
+
+ /// A version of an object
+ #[derive(PartialEq, Eq, Clone, Debug, Serialize, Deserialize)]
+ pub struct Version {
+ /// UUID of the version, used as partition key
+ pub uuid: Uuid,
+
+ // Actual data: the blocks for this version
+ // In the case of a multipart upload, also store the etags
+ // of individual parts and check them when doing CompleteMultipartUpload
+ /// Is this version deleted
+ pub deleted: crdt::Bool,
+ /// list of blocks of data composing the version
+ pub blocks: crdt::Map<VersionBlockKey, VersionBlock>,
+ /// Etag of each part in case of a multipart upload, empty otherwise
+ pub parts_etags: crdt::Map<u64, String>,
+
+ // Back link to bucket+key so that we can figure if
+ // this was deleted later on
+ /// Bucket in which the related object is stored
+ pub bucket_id: Uuid,
+ /// Key in which the related object is stored
+ pub key: String,
+ }
+
+ pub use v05::{VersionBlock, VersionBlockKey};
+
+ impl garage_util::migrate::Migrate for Version {
+ type Previous = v05::Version;
+
+ fn migrate(old: v05::Version) -> Version {
+ use garage_util::data::blake2sum;
+
+ Version {
+ uuid: old.uuid,
+ deleted: old.deleted,
+ blocks: old.blocks,
+ parts_etags: old.parts_etags,
+ bucket_id: blake2sum(old.bucket.as_bytes()),
+ key: old.key,
+ }
+ }
+ }
}
+pub use v08::*;
+
impl Version {
pub fn new(uuid: Uuid, bucket_id: Uuid, key: String, deleted: bool) -> Self {
Self {
@@ -64,14 +139,6 @@ impl Version {
}
}
-#[derive(PartialEq, Eq, Clone, Copy, Debug, Serialize, Deserialize)]
-pub struct VersionBlockKey {
- /// Number of the part
- pub part_number: u64,
- /// Offset of this sub-segment in its part
- pub offset: u64,
-}
-
impl Ord for VersionBlockKey {
fn cmp(&self, other: &Self) -> std::cmp::Ordering {
self.part_number
@@ -86,15 +153,6 @@ impl PartialOrd for VersionBlockKey {
}
}
-/// Informations about a single block
-#[derive(PartialEq, Eq, Ord, PartialOrd, Clone, Copy, Debug, Serialize, Deserialize)]
-pub struct VersionBlock {
- /// Blake2 sum of the block
- pub hash: Hash,
- /// Size of the block
- pub size: u64,
-}
-
impl AutoCrdt for VersionBlock {
const WARN_IF_DIFFERENT: bool = true;
}
@@ -166,42 +224,4 @@ impl TableSchema for VersionTable {
fn matches_filter(entry: &Self::E, filter: &Self::Filter) -> bool {
filter.apply(entry.deleted.get())
}
-
- fn try_migrate(bytes: &[u8]) -> Option<Self::E> {
- let old = rmp_serde::decode::from_read_ref::<_, old::Version>(bytes).ok()?;
-
- let blocks = old
- .blocks
- .items()
- .iter()
- .map(|(k, v)| {
- (
- VersionBlockKey {
- part_number: k.part_number,
- offset: k.offset,
- },
- VersionBlock {
- hash: Hash::try_from(v.hash.as_slice()).unwrap(),
- size: v.size,
- },
- )
- })
- .collect::<crdt::Map<_, _>>();
-
- let parts_etags = old
- .parts_etags
- .items()
- .iter()
- .map(|(k, v)| (*k, v.clone()))
- .collect::<crdt::Map<_, _>>();
-
- Some(Version {
- uuid: Hash::try_from(old.uuid.as_slice()).unwrap(),
- deleted: crdt::Bool::new(old.deleted.get()),
- blocks,
- parts_etags,
- bucket_id: blake2sum(old.bucket.as_bytes()),
- key: old.key,
- })
- }
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-02 16:19:05 +0000