Garage v1.0 #683
38 changed files with 347 additions and 829 deletions
45
Cargo.lock
generated
45
Cargo.lock
generated
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@ -921,15 +921,6 @@ dependencies = [
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"crossbeam-utils",
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]
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[[package]]
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name = "crossbeam-epoch"
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version = "0.9.18"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "5b82ac4a3c2ca9c3460964f020e1402edd5753411d7737aa39c3714ad1b5420e"
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dependencies = [
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"crossbeam-utils",
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]
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[[package]]
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name = "crossbeam-queue"
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version = "0.3.11"
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@ -1222,16 +1213,6 @@ dependencies = [
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name = "format_table"
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version = "0.1.1"
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[[package]]
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name = "fs2"
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version = "0.4.3"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "9564fc758e15025b46aa6643b1b77d047d1a56a1aea6e01002ac0c7026876213"
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dependencies = [
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"libc",
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"winapi",
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]
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[[package]]
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name = "futures"
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version = "0.3.30"
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@ -1321,15 +1302,6 @@ dependencies = [
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"slab",
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]
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[[package]]
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name = "fxhash"
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version = "0.2.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "c31b6d751ae2c7f11320402d34e41349dd1016f8d5d45e48c4312bc8625af50c"
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dependencies = [
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"byteorder",
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]
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[[package]]
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name = "garage"
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version = "0.10.0"
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@ -1472,7 +1444,6 @@ dependencies = [
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"hexdump",
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"mktemp",
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"rusqlite",
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"sled",
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"tracing",
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]
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@ -3831,22 +3802,6 @@ dependencies = [
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"autocfg",
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]
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[[package]]
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name = "sled"
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version = "0.34.7"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "7f96b4737c2ce5987354855aed3797279def4ebf734436c6aa4552cf8e169935"
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dependencies = [
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"crc32fast",
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"crossbeam-epoch",
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"crossbeam-utils",
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"fs2",
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"fxhash",
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"libc",
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"log",
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"parking_lot 0.11.2",
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]
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[[package]]
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name = "smallvec"
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version = "1.13.1"
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65
Cargo.nix
65
Cargo.nix
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@ -34,7 +34,7 @@ args@{
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ignoreLockHash,
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}:
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let
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nixifiedLockHash = "c3296a54f1c6f385e0d4a4a937734f1fe0fee4405b44d7462249d72675f7ac40";
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nixifiedLockHash = "23e1504df44ec18cfc5c872c858154304c16da2a6c1f7c9f06608ef833815f30";
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workspaceSrc = if args.workspaceSrc == null then ./. else args.workspaceSrc;
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currentLockHash = builtins.hashFile "sha256" (workspaceSrc + /Cargo.lock);
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lockHashIgnored = if ignoreLockHash
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@ -1315,21 +1315,6 @@ in
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};
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});
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"registry+https://github.com/rust-lang/crates.io-index".crossbeam-epoch."0.9.18" = overridableMkRustCrate (profileName: rec {
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name = "crossbeam-epoch";
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version = "0.9.18";
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registry = "registry+https://github.com/rust-lang/crates.io-index";
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src = fetchCratesIo { inherit name version; sha256 = "5b82ac4a3c2ca9c3460964f020e1402edd5753411d7737aa39c3714ad1b5420e"; };
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features = builtins.concatLists [
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(lib.optional (rootFeatures' ? "garage/default" || rootFeatures' ? "garage/sled" || rootFeatures' ? "garage_db/default" || rootFeatures' ? "garage_db/sled" || rootFeatures' ? "garage_model/default" || rootFeatures' ? "garage_model/sled") "alloc")
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(lib.optional (rootFeatures' ? "garage/default" || rootFeatures' ? "garage/sled" || rootFeatures' ? "garage_db/default" || rootFeatures' ? "garage_db/sled" || rootFeatures' ? "garage_model/default" || rootFeatures' ? "garage_model/sled") "default")
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(lib.optional (rootFeatures' ? "garage/default" || rootFeatures' ? "garage/sled" || rootFeatures' ? "garage_db/default" || rootFeatures' ? "garage_db/sled" || rootFeatures' ? "garage_model/default" || rootFeatures' ? "garage_model/sled") "std")
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];
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dependencies = {
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${ if rootFeatures' ? "garage/default" || rootFeatures' ? "garage/sled" || rootFeatures' ? "garage_db/default" || rootFeatures' ? "garage_db/sled" || rootFeatures' ? "garage_model/default" || rootFeatures' ? "garage_model/sled" then "crossbeam_utils" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".crossbeam-utils."0.8.19" { inherit profileName; }).out;
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};
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});
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"registry+https://github.com/rust-lang/crates.io-index".crossbeam-queue."0.3.11" = overridableMkRustCrate (profileName: rec {
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name = "crossbeam-queue";
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version = "0.3.11";
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@ -1351,7 +1336,6 @@ in
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registry = "registry+https://github.com/rust-lang/crates.io-index";
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src = fetchCratesIo { inherit name version; sha256 = "248e3bacc7dc6baa3b21e405ee045c3047101a49145e7e9eca583ab4c2ca5345"; };
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features = builtins.concatLists [
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(lib.optional (rootFeatures' ? "garage/default" || rootFeatures' ? "garage/sled" || rootFeatures' ? "garage_db/default" || rootFeatures' ? "garage_db/sled" || rootFeatures' ? "garage_model/default" || rootFeatures' ? "garage_model/sled") "default")
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[ "std" ]
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];
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});
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@ -1775,17 +1759,6 @@ in
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src = fetchCrateLocal (workspaceSrc + "/src/format-table");
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});
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"registry+https://github.com/rust-lang/crates.io-index".fs2."0.4.3" = overridableMkRustCrate (profileName: rec {
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name = "fs2";
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version = "0.4.3";
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registry = "registry+https://github.com/rust-lang/crates.io-index";
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src = fetchCratesIo { inherit name version; sha256 = "9564fc758e15025b46aa6643b1b77d047d1a56a1aea6e01002ac0c7026876213"; };
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dependencies = {
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${ if (rootFeatures' ? "garage/default" || rootFeatures' ? "garage/sled" || rootFeatures' ? "garage_db/default" || rootFeatures' ? "garage_db/sled" || rootFeatures' ? "garage_model/default" || rootFeatures' ? "garage_model/sled") && hostPlatform.isUnix then "libc" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".libc."0.2.153" { inherit profileName; }).out;
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${ if (rootFeatures' ? "garage/default" || rootFeatures' ? "garage/sled" || rootFeatures' ? "garage_db/default" || rootFeatures' ? "garage_db/sled" || rootFeatures' ? "garage_model/default" || rootFeatures' ? "garage_model/sled") && hostPlatform.isWindows then "winapi" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".winapi."0.3.9" { inherit profileName; }).out;
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};
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});
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"registry+https://github.com/rust-lang/crates.io-index".futures."0.3.30" = overridableMkRustCrate (profileName: rec {
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name = "futures";
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version = "0.3.30";
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@ -1937,16 +1910,6 @@ in
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};
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});
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"registry+https://github.com/rust-lang/crates.io-index".fxhash."0.2.1" = overridableMkRustCrate (profileName: rec {
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name = "fxhash";
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version = "0.2.1";
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registry = "registry+https://github.com/rust-lang/crates.io-index";
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src = fetchCratesIo { inherit name version; sha256 = "c31b6d751ae2c7f11320402d34e41349dd1016f8d5d45e48c4312bc8625af50c"; };
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dependencies = {
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${ if rootFeatures' ? "garage/default" || rootFeatures' ? "garage/sled" || rootFeatures' ? "garage_db/default" || rootFeatures' ? "garage_db/sled" || rootFeatures' ? "garage_model/default" || rootFeatures' ? "garage_model/sled" then "byteorder" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".byteorder."1.5.0" { inherit profileName; }).out;
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};
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});
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"unknown".garage."0.10.0" = overridableMkRustCrate (profileName: rec {
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name = "garage";
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version = "0.10.0";
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@ -1963,7 +1926,6 @@ in
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(lib.optional (rootFeatures' ? "garage/opentelemetry-otlp" || rootFeatures' ? "garage/telemetry-otlp") "opentelemetry-otlp")
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(lib.optional (rootFeatures' ? "garage/default" || rootFeatures' ? "garage/metrics" || rootFeatures' ? "garage/opentelemetry-prometheus") "opentelemetry-prometheus")
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(lib.optional (rootFeatures' ? "garage/default" || rootFeatures' ? "garage/metrics" || rootFeatures' ? "garage/prometheus") "prometheus")
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(lib.optional (rootFeatures' ? "garage/default" || rootFeatures' ? "garage/sled") "sled")
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(lib.optional (rootFeatures' ? "garage/default" || rootFeatures' ? "garage/sqlite") "sqlite")
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(lib.optional (rootFeatures' ? "garage/system-libs") "system-libs")
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(lib.optional (rootFeatures' ? "garage/telemetry-otlp") "telemetry-otlp")
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@ -2127,7 +2089,6 @@ in
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(lib.optional (rootFeatures' ? "garage/default" || rootFeatures' ? "garage/lmdb" || rootFeatures' ? "garage_db/default" || rootFeatures' ? "garage_db/heed" || rootFeatures' ? "garage_db/lmdb" || rootFeatures' ? "garage_model/default" || rootFeatures' ? "garage_model/lmdb") "heed")
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(lib.optional (rootFeatures' ? "garage/default" || rootFeatures' ? "garage/lmdb" || rootFeatures' ? "garage_db/default" || rootFeatures' ? "garage_db/lmdb" || rootFeatures' ? "garage_model/default" || rootFeatures' ? "garage_model/lmdb") "lmdb")
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(lib.optional (rootFeatures' ? "garage/default" || rootFeatures' ? "garage/sqlite" || rootFeatures' ? "garage_db/default" || rootFeatures' ? "garage_db/rusqlite" || rootFeatures' ? "garage_db/sqlite" || rootFeatures' ? "garage_model/default" || rootFeatures' ? "garage_model/sqlite") "rusqlite")
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(lib.optional (rootFeatures' ? "garage/default" || rootFeatures' ? "garage/sled" || rootFeatures' ? "garage_db/default" || rootFeatures' ? "garage_db/sled" || rootFeatures' ? "garage_model/default" || rootFeatures' ? "garage_model/sled") "sled")
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(lib.optional (rootFeatures' ? "garage/default" || rootFeatures' ? "garage/sqlite" || rootFeatures' ? "garage_db/default" || rootFeatures' ? "garage_db/sqlite" || rootFeatures' ? "garage_model/default" || rootFeatures' ? "garage_model/sqlite") "sqlite")
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];
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dependencies = {
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@ -2135,7 +2096,6 @@ in
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${ if rootFeatures' ? "garage/default" || rootFeatures' ? "garage/lmdb" || rootFeatures' ? "garage_db/default" || rootFeatures' ? "garage_db/heed" || rootFeatures' ? "garage_db/lmdb" || rootFeatures' ? "garage_model/default" || rootFeatures' ? "garage_model/lmdb" then "heed" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".heed."0.11.0" { inherit profileName; }).out;
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hexdump = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".hexdump."0.1.1" { inherit profileName; }).out;
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${ if rootFeatures' ? "garage/bundled-libs" || rootFeatures' ? "garage/default" || rootFeatures' ? "garage/sqlite" || rootFeatures' ? "garage_db/bundled-libs" || rootFeatures' ? "garage_db/default" || rootFeatures' ? "garage_db/rusqlite" || rootFeatures' ? "garage_db/sqlite" || rootFeatures' ? "garage_model/default" || rootFeatures' ? "garage_model/sqlite" then "rusqlite" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".rusqlite."0.30.0" { inherit profileName; }).out;
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${ if rootFeatures' ? "garage/default" || rootFeatures' ? "garage/sled" || rootFeatures' ? "garage_db/default" || rootFeatures' ? "garage_db/sled" || rootFeatures' ? "garage_model/default" || rootFeatures' ? "garage_model/sled" then "sled" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".sled."0.34.7" { inherit profileName; }).out;
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tracing = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".tracing."0.1.40" { inherit profileName; }).out;
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};
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devDependencies = {
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@ -2152,7 +2112,6 @@ in
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(lib.optional (rootFeatures' ? "garage_model/default") "default")
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(lib.optional (rootFeatures' ? "garage/default" || rootFeatures' ? "garage/k2v" || rootFeatures' ? "garage_api/k2v" || rootFeatures' ? "garage_model/k2v") "k2v")
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(lib.optional (rootFeatures' ? "garage/default" || rootFeatures' ? "garage/lmdb" || rootFeatures' ? "garage_model/default" || rootFeatures' ? "garage_model/lmdb") "lmdb")
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(lib.optional (rootFeatures' ? "garage/default" || rootFeatures' ? "garage/sled" || rootFeatures' ? "garage_model/default" || rootFeatures' ? "garage_model/sled") "sled")
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(lib.optional (rootFeatures' ? "garage/default" || rootFeatures' ? "garage/sqlite" || rootFeatures' ? "garage_model/default" || rootFeatures' ? "garage_model/sqlite") "sqlite")
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];
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dependencies = {
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@ -5459,27 +5418,6 @@ in
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};
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});
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"registry+https://github.com/rust-lang/crates.io-index".sled."0.34.7" = overridableMkRustCrate (profileName: rec {
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name = "sled";
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version = "0.34.7";
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registry = "registry+https://github.com/rust-lang/crates.io-index";
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src = fetchCratesIo { inherit name version; sha256 = "7f96b4737c2ce5987354855aed3797279def4ebf734436c6aa4552cf8e169935"; };
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features = builtins.concatLists [
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(lib.optional (rootFeatures' ? "garage/default" || rootFeatures' ? "garage/sled" || rootFeatures' ? "garage_db/default" || rootFeatures' ? "garage_db/sled" || rootFeatures' ? "garage_model/default" || rootFeatures' ? "garage_model/sled") "default")
|
||||
(lib.optional (rootFeatures' ? "garage/default" || rootFeatures' ? "garage/sled" || rootFeatures' ? "garage_db/default" || rootFeatures' ? "garage_db/sled" || rootFeatures' ? "garage_model/default" || rootFeatures' ? "garage_model/sled") "no_metrics")
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];
|
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dependencies = {
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${ if rootFeatures' ? "garage/default" || rootFeatures' ? "garage/sled" || rootFeatures' ? "garage_db/default" || rootFeatures' ? "garage_db/sled" || rootFeatures' ? "garage_model/default" || rootFeatures' ? "garage_model/sled" then "crc32fast" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".crc32fast."1.3.2" { inherit profileName; }).out;
|
||||
${ if rootFeatures' ? "garage/default" || rootFeatures' ? "garage/sled" || rootFeatures' ? "garage_db/default" || rootFeatures' ? "garage_db/sled" || rootFeatures' ? "garage_model/default" || rootFeatures' ? "garage_model/sled" then "crossbeam_epoch" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".crossbeam-epoch."0.9.18" { inherit profileName; }).out;
|
||||
${ if rootFeatures' ? "garage/default" || rootFeatures' ? "garage/sled" || rootFeatures' ? "garage_db/default" || rootFeatures' ? "garage_db/sled" || rootFeatures' ? "garage_model/default" || rootFeatures' ? "garage_model/sled" then "crossbeam_utils" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".crossbeam-utils."0.8.19" { inherit profileName; }).out;
|
||||
${ if (rootFeatures' ? "garage/default" || rootFeatures' ? "garage/sled" || rootFeatures' ? "garage_db/default" || rootFeatures' ? "garage_db/sled" || rootFeatures' ? "garage_model/default" || rootFeatures' ? "garage_model/sled") && (hostPlatform.parsed.kernel.name == "linux" || hostPlatform.parsed.kernel.name == "darwin" || hostPlatform.parsed.kernel.name == "windows") then "fs2" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".fs2."0.4.3" { inherit profileName; }).out;
|
||||
${ if rootFeatures' ? "garage/default" || rootFeatures' ? "garage/sled" || rootFeatures' ? "garage_db/default" || rootFeatures' ? "garage_db/sled" || rootFeatures' ? "garage_model/default" || rootFeatures' ? "garage_model/sled" then "fxhash" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".fxhash."0.2.1" { inherit profileName; }).out;
|
||||
${ if rootFeatures' ? "garage/default" || rootFeatures' ? "garage/sled" || rootFeatures' ? "garage_db/default" || rootFeatures' ? "garage_db/sled" || rootFeatures' ? "garage_model/default" || rootFeatures' ? "garage_model/sled" then "libc" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".libc."0.2.153" { inherit profileName; }).out;
|
||||
${ if rootFeatures' ? "garage/default" || rootFeatures' ? "garage/sled" || rootFeatures' ? "garage_db/default" || rootFeatures' ? "garage_db/sled" || rootFeatures' ? "garage_model/default" || rootFeatures' ? "garage_model/sled" then "log" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".log."0.4.20" { inherit profileName; }).out;
|
||||
${ if rootFeatures' ? "garage/default" || rootFeatures' ? "garage/sled" || rootFeatures' ? "garage_db/default" || rootFeatures' ? "garage_db/sled" || rootFeatures' ? "garage_model/default" || rootFeatures' ? "garage_model/sled" then "parking_lot" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".parking_lot."0.11.2" { inherit profileName; }).out;
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||||
};
|
||||
});
|
||||
|
||||
"registry+https://github.com/rust-lang/crates.io-index".smallvec."1.13.1" = overridableMkRustCrate (profileName: rec {
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||||
name = "smallvec";
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||||
version = "1.13.1";
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||||
|
|
@ -6723,7 +6661,6 @@ in
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|||
[ "minwindef" ]
|
||||
[ "ntstatus" ]
|
||||
[ "processenv" ]
|
||||
(lib.optional (rootFeatures' ? "garage/default" || rootFeatures' ? "garage/sled" || rootFeatures' ? "garage_db/default" || rootFeatures' ? "garage_db/sled" || rootFeatures' ? "garage_model/default" || rootFeatures' ? "garage_model/sled") "processthreadsapi")
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||||
[ "std" ]
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||||
[ "synchapi" ]
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||||
[ "sysinfoapi" ]
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||||
|
|
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|||
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@ -78,7 +78,6 @@ tracing-subscriber = { version = "0.3", features = ["env-filter"] }
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|||
|
||||
heed = { version = "0.11", default-features = false, features = ["lmdb"] }
|
||||
rusqlite = "0.30.0"
|
||||
sled = "0.34"
|
||||
|
||||
async-compression = { version = "0.4", features = ["tokio", "zstd"] }
|
||||
zstd = { version = "0.13", default-features = false }
|
||||
|
|
|
|||
|
|
@ -40,7 +40,6 @@ in {
|
|||
features = [
|
||||
"garage/bundled-libs"
|
||||
"garage/k2v"
|
||||
"garage/sled"
|
||||
"garage/lmdb"
|
||||
"garage/sqlite"
|
||||
];
|
||||
|
|
|
|||
|
|
@ -98,7 +98,6 @@ paths:
|
|||
type: string
|
||||
example:
|
||||
- "k2v"
|
||||
- "sled"
|
||||
- "lmdb"
|
||||
- "sqlite"
|
||||
- "consul-discovery"
|
||||
|
|
|
|||
|
|
@ -292,7 +292,7 @@ with average object size ranging from 50 KB to 150 KB.
|
|||
As such, your Garage cluster should be configured appropriately for good performance:
|
||||
|
||||
- use Garage v0.8.0 or higher with the [LMDB database engine](@documentation/reference-manual/configuration.md#db-engine-since-v0-8-0).
|
||||
With the default Sled database engine, your database could quickly end up taking tens of GB of disk space.
|
||||
Older versions of Garage used the Sled database engine which had issues, such as databases quickly ending up taking tens of GB of disk space.
|
||||
- the Garage database should be stored on a SSD
|
||||
|
||||
### Creating your bucket
|
||||
|
|
|
|||
|
|
@ -90,6 +90,5 @@ The following feature flags are available in v0.8.0:
|
|||
| `kubernetes-discovery` | optional | Enable automatic registration and discovery<br>of cluster nodes through the Kubernetes API |
|
||||
| `metrics` | *by default* | Enable collection of metrics in Prometheus format on the admin API |
|
||||
| `telemetry-otlp` | optional | Enable collection of execution traces using OpenTelemetry |
|
||||
| `sled` | *by default* | Enable using Sled to store Garage's metadata |
|
||||
| `lmdb` | optional | Enable using LMDB to store Garage's metadata |
|
||||
| `lmdb` | *by default* | Enable using LMDB to store Garage's metadata |
|
||||
| `sqlite` | optional | Enable using Sqlite3 to store Garage's metadata |
|
||||
|
|
|
|||
|
|
@ -70,9 +70,8 @@ to store 2 TB of data in total.
|
|||
|
||||
- If you only have an HDD and no SSD, it's fine to put your metadata alongside the data
|
||||
on the same drive. Having lots of RAM for your kernel to cache the metadata will
|
||||
help a lot with performance. Make sure to use the LMDB database engine,
|
||||
instead of Sled, which suffers from quite bad performance degradation on HDDs.
|
||||
Sled is still the default for legacy reasons, but is not recommended anymore.
|
||||
help a lot with performance. The default LMDB database engine is the most tested
|
||||
and has good performance.
|
||||
|
||||
- For the metadata storage, Garage does not do checksumming and integrity
|
||||
verification on its own. If you are afraid of bitrot/data corruption,
|
||||
|
|
|
|||
|
|
@ -97,7 +97,7 @@ delete a tombstone, the following condition has to be met:
|
|||
superseeded by the tombstone. This ensures that deleting the tombstone is
|
||||
safe and that no deleted value will come back in the system.
|
||||
|
||||
Garage makes use of Sled's atomic operations (such as compare-and-swap and
|
||||
Garage uses atomic database operations (such as compare-and-swap and
|
||||
transactions) to ensure that only tombstones that have been correctly
|
||||
propagated to other nodes are ever deleted from the local entry tree.
|
||||
|
||||
|
|
|
|||
|
|
@ -20,8 +20,6 @@ db_engine = "lmdb"
|
|||
|
||||
block_size = "1M"
|
||||
|
||||
sled_cache_capacity = "128MiB"
|
||||
sled_flush_every_ms = 2000
|
||||
lmdb_map_size = "1T"
|
||||
|
||||
compression_level = 1
|
||||
|
|
@ -96,9 +94,7 @@ Top-level configuration options:
|
|||
[`rpc_bind_addr`](#rpc_bind_addr),
|
||||
[`rpc_bind_outgoing`](#rpc_bind_outgoing),
|
||||
[`rpc_public_addr`](#rpc_public_addr),
|
||||
[`rpc_secret`/`rpc_secret_file`](#rpc_secret),
|
||||
[`sled_cache_capacity`](#sled_cache_capacity),
|
||||
[`sled_flush_every_ms`](#sled_flush_every_ms).
|
||||
[`rpc_secret`/`rpc_secret_file`](#rpc_secret).
|
||||
|
||||
The `[consul_discovery]` section:
|
||||
[`api`](#consul_api),
|
||||
|
|
@ -271,20 +267,16 @@ Since `v0.8.0`, Garage can use alternative storage backends as follows:
|
|||
|
||||
| DB engine | `db_engine` value | Database path |
|
||||
| --------- | ----------------- | ------------- |
|
||||
| [LMDB](https://www.lmdb.tech) (default since `v0.9.0`) | `"lmdb"` | `<metadata_dir>/db.lmdb/` |
|
||||
| [Sled](https://sled.rs) (default up to `v0.8.0`) | `"sled"` | `<metadata_dir>/db/` |
|
||||
| [Sqlite](https://sqlite.org) | `"sqlite"` | `<metadata_dir>/db.sqlite` |
|
||||
| [LMDB](https://www.lmdb.tech) (since `v0.8.0`, default since `v0.9.0`) | `"lmdb"` | `<metadata_dir>/db.lmdb/` |
|
||||
| [Sqlite](https://sqlite.org) (since `v0.8.0`) | `"sqlite"` | `<metadata_dir>/db.sqlite` |
|
||||
| [Sled](https://sled.rs) (old default, removed since `v1.0`) | `"sled"` | `<metadata_dir>/db/` |
|
||||
|
||||
Sled was the only database engine up to Garage v0.7.0. Performance issues and
|
||||
API limitations of Sled prompted the addition of alternative engines in v0.8.0.
|
||||
Since v0.9.0, LMDB is the default engine instead of Sled, and Sled is
|
||||
deprecated. We plan to remove Sled in Garage v1.0.
|
||||
Sled was supported until Garage v0.9.x, and was removed in Garage v1.0.
|
||||
You can still use an older binary of Garage (e.g. v0.9.3) to migrate
|
||||
old Sled metadata databases to another engine.
|
||||
|
||||
Performance characteristics of the different DB engines are as follows:
|
||||
|
||||
- Sled: tends to produce large data files and also has performance issues,
|
||||
especially when the metadata folder is on a traditional HDD and not on SSD.
|
||||
|
||||
- LMDB: the recommended database engine on 64-bit systems, much more
|
||||
space-efficient and slightly faster. Note that the data format of LMDB is not
|
||||
portable between architectures, so for instance the Garage database of an
|
||||
|
|
@ -333,7 +325,6 @@ Here is how this option impacts the different database engines:
|
|||
|
||||
| Database | `metadata_fsync = false` (default) | `metadata_fsync = true` |
|
||||
|----------|------------------------------------|-------------------------------|
|
||||
| Sled | default options | *unsupported* |
|
||||
| Sqlite | `PRAGMA synchronous = OFF` | `PRAGMA synchronous = NORMAL` |
|
||||
| LMDB | `MDB_NOMETASYNC` + `MDB_NOSYNC` | `MDB_NOMETASYNC` |
|
||||
|
||||
|
|
@ -367,21 +358,6 @@ files will remain available. This however means that chunks from existing files
|
|||
will not be deduplicated with chunks from newly uploaded files, meaning you
|
||||
might use more storage space that is optimally possible.
|
||||
|
||||
#### `sled_cache_capacity` {#sled_cache_capacity}
|
||||
|
||||
This parameter can be used to tune the capacity of the cache used by
|
||||
[sled](https://sled.rs), the database Garage uses internally to store metadata.
|
||||
Tune this to fit the RAM you wish to make available to your Garage instance.
|
||||
This value has a conservative default (128MB) so that Garage doesn't use too much
|
||||
RAM by default, but feel free to increase this for higher performance.
|
||||
|
||||
#### `sled_flush_every_ms` {#sled_flush_every_ms}
|
||||
|
||||
This parameters can be used to tune the flushing interval of sled.
|
||||
Increase this if sled is thrashing your SSD, at the risk of losing more data in case
|
||||
of a power outage (though this should not matter much as data is replicated on other
|
||||
nodes). The default value, 2000ms, should be appropriate for most use cases.
|
||||
|
||||
#### `lmdb_map_size` {#lmdb_map_size}
|
||||
|
||||
This parameters can be used to set the map size used by LMDB,
|
||||
|
|
|
|||
|
|
@ -73,7 +73,6 @@ Example response body:
|
|||
"garageVersion": "v0.10.0",
|
||||
"garageFeatures": [
|
||||
"k2v",
|
||||
"sled",
|
||||
"lmdb",
|
||||
"sqlite",
|
||||
"metrics",
|
||||
|
|
|
|||
|
|
@ -146,7 +146,7 @@ in a bucket, as the partition key becomes the sort key in the index.
|
|||
How indexing works:
|
||||
|
||||
- Each node keeps a local count of how many items it stores for each partition,
|
||||
in a local Sled tree that is updated atomically when an item is modified.
|
||||
in a local database tree that is updated atomically when an item is modified.
|
||||
- These local counters are asynchronously stored in the index table which is
|
||||
a regular Garage table spread in the network. Counters are stored as LWW values,
|
||||
so basically the final table will have the following structure:
|
||||
|
|
|
|||
|
|
@ -168,7 +168,7 @@ let
|
|||
rootFeatures = if features != null then
|
||||
features
|
||||
else
|
||||
([ "garage/bundled-libs" "garage/sled" "garage/lmdb" "garage/k2v" ] ++ (if release then [
|
||||
([ "garage/bundled-libs" "garage/lmdb" "garage/k2v" ] ++ (if release then [
|
||||
"garage/consul-discovery"
|
||||
"garage/kubernetes-discovery"
|
||||
"garage/metrics"
|
||||
|
|
|
|||
|
|
@ -6,18 +6,13 @@
|
|||
garage:
|
||||
# Can be changed for better performance on certain systems
|
||||
# https://garagehq.deuxfleurs.fr/documentation/reference-manual/configuration/#db-engine-since-v0-8-0
|
||||
dbEngine: "sled"
|
||||
dbEngine: "lmdb"
|
||||
|
||||
# Defaults is 1MB
|
||||
# An increase can result in better performance in certain scenarios
|
||||
# https://garagehq.deuxfleurs.fr/documentation/reference-manual/configuration/#block-size
|
||||
blockSize: "1048576"
|
||||
|
||||
# Tuning parameters for the sled DB engine
|
||||
# https://garagehq.deuxfleurs.fr/documentation/reference-manual/configuration/#sled-cache-capacity
|
||||
sledCacheCapacity: "134217728"
|
||||
sledFlushEveryMs: "2000"
|
||||
|
||||
# Default to 3 replicas, see the replication_mode section at
|
||||
# https://garagehq.deuxfleurs.fr/documentation/reference-manual/configuration/#replication-mode
|
||||
replicationMode: "3"
|
||||
|
|
@ -50,11 +45,6 @@ garage:
|
|||
|
||||
block_size = {{ .Values.garage.blockSize }}
|
||||
|
||||
{{- if eq .Values.garage.dbEngine "sled"}}
|
||||
sled_cache_capacity = {{ .Values.garage.sledCacheCapacity }}
|
||||
sled_flush_every_ms = {{ .Values.garage.sledFlushEveryMs }}
|
||||
{{- end }}
|
||||
|
||||
replication_mode = "{{ .Values.garage.replicationMode }}"
|
||||
|
||||
compression_level = {{ .Values.garage.compressionLevel }}
|
||||
|
|
|
|||
|
|
@ -378,11 +378,6 @@ impl BlockManager {
|
|||
Ok(self.rc.rc.len()?)
|
||||
}
|
||||
|
||||
/// Get number of items in the refcount table
|
||||
pub fn rc_fast_len(&self) -> Result<Option<usize>, Error> {
|
||||
Ok(self.rc.rc.fast_len()?)
|
||||
}
|
||||
|
||||
/// Send command to start/stop/manager scrub worker
|
||||
pub async fn send_scrub_command(&self, cmd: ScrubWorkerCommand) -> Result<(), Error> {
|
||||
let tx = self.tx_scrub_command.load();
|
||||
|
|
@ -398,7 +393,7 @@ impl BlockManager {
|
|||
|
||||
/// List all resync errors
|
||||
pub fn list_resync_errors(&self) -> Result<Vec<BlockResyncErrorInfo>, Error> {
|
||||
let mut blocks = Vec::with_capacity(self.resync.errors.len());
|
||||
let mut blocks = Vec::with_capacity(self.resync.errors.len()?);
|
||||
for ent in self.resync.errors.iter()? {
|
||||
let (hash, cnt) = ent?;
|
||||
let cnt = ErrorCounter::decode(&cnt);
|
||||
|
|
|
|||
|
|
@ -1,7 +1,6 @@
|
|||
use opentelemetry::{global, metrics::*};
|
||||
|
||||
use garage_db as db;
|
||||
use garage_db::counted_tree_hack::CountedTree;
|
||||
|
||||
/// TableMetrics reference all counter used for metrics
|
||||
pub struct BlockManagerMetrics {
|
||||
|
|
@ -29,8 +28,8 @@ impl BlockManagerMetrics {
|
|||
pub fn new(
|
||||
compression_level: Option<i32>,
|
||||
rc_tree: db::Tree,
|
||||
resync_queue: CountedTree,
|
||||
resync_errors: CountedTree,
|
||||
resync_queue: db::Tree,
|
||||
resync_errors: db::Tree,
|
||||
) -> Self {
|
||||
let meter = global::meter("garage_model/block");
|
||||
Self {
|
||||
|
|
@ -45,15 +44,17 @@ impl BlockManagerMetrics {
|
|||
.init(),
|
||||
_rc_size: meter
|
||||
.u64_value_observer("block.rc_size", move |observer| {
|
||||
if let Ok(Some(v)) = rc_tree.fast_len() {
|
||||
observer.observe(v as u64, &[])
|
||||
if let Ok(value) = rc_tree.len() {
|
||||
observer.observe(value as u64, &[])
|
||||
}
|
||||
})
|
||||
.with_description("Number of blocks known to the reference counter")
|
||||
.init(),
|
||||
_resync_queue_len: meter
|
||||
.u64_value_observer("block.resync_queue_length", move |observer| {
|
||||
observer.observe(resync_queue.len() as u64, &[])
|
||||
if let Ok(value) = resync_queue.len() {
|
||||
observer.observe(value as u64, &[]);
|
||||
}
|
||||
})
|
||||
.with_description(
|
||||
"Number of block hashes queued for local check and possible resync",
|
||||
|
|
@ -61,7 +62,9 @@ impl BlockManagerMetrics {
|
|||
.init(),
|
||||
_resync_errored_blocks: meter
|
||||
.u64_value_observer("block.resync_errored_blocks", move |observer| {
|
||||
observer.observe(resync_errors.len() as u64, &[])
|
||||
if let Ok(value) = resync_errors.len() {
|
||||
observer.observe(value as u64, &[]);
|
||||
}
|
||||
})
|
||||
.with_description("Number of block hashes whose last resync resulted in an error")
|
||||
.init(),
|
||||
|
|
|
|||
|
|
@ -15,7 +15,6 @@ use opentelemetry::{
|
|||
};
|
||||
|
||||
use garage_db as db;
|
||||
use garage_db::counted_tree_hack::CountedTree;
|
||||
|
||||
use garage_util::background::*;
|
||||
use garage_util::data::*;
|
||||
|
|
@ -47,9 +46,9 @@ pub(crate) const MAX_RESYNC_WORKERS: usize = 8;
|
|||
const INITIAL_RESYNC_TRANQUILITY: u32 = 2;
|
||||
|
||||
pub struct BlockResyncManager {
|
||||
pub(crate) queue: CountedTree,
|
||||
pub(crate) queue: db::Tree,
|
||||
pub(crate) notify: Arc<Notify>,
|
||||
pub(crate) errors: CountedTree,
|
||||
pub(crate) errors: db::Tree,
|
||||
|
||||
busy_set: BusySet,
|
||||
|
||||
|
|
@ -90,12 +89,10 @@ impl BlockResyncManager {
|
|||
let queue = db
|
||||
.open_tree("block_local_resync_queue")
|
||||
.expect("Unable to open block_local_resync_queue tree");
|
||||
let queue = CountedTree::new(queue).expect("Could not count block_local_resync_queue");
|
||||
|
||||
let errors = db
|
||||
.open_tree("block_local_resync_errors")
|
||||
.expect("Unable to open block_local_resync_errors tree");
|
||||
let errors = CountedTree::new(errors).expect("Could not count block_local_resync_errors");
|
||||
|
||||
let persister = PersisterShared::new(&system.metadata_dir, "resync_cfg");
|
||||
|
||||
|
|
@ -110,16 +107,12 @@ impl BlockResyncManager {
|
|||
|
||||
/// Get lenght of resync queue
|
||||
pub fn queue_len(&self) -> Result<usize, Error> {
|
||||
// This currently can't return an error because the CountedTree hack
|
||||
// doesn't error on .len(), but this will change when we remove the hack
|
||||
// (hopefully someday!)
|
||||
Ok(self.queue.len())
|
||||
Ok(self.queue.len()?)
|
||||
}
|
||||
|
||||
/// Get number of blocks that have an error
|
||||
pub fn errors_len(&self) -> Result<usize, Error> {
|
||||
// (see queue_len comment)
|
||||
Ok(self.errors.len())
|
||||
Ok(self.errors.len()?)
|
||||
}
|
||||
|
||||
/// Clear the error counter for a block and put it in queue immediately
|
||||
|
|
@ -180,7 +173,7 @@ impl BlockResyncManager {
|
|||
// deleted once the garbage collection delay has passed.
|
||||
//
|
||||
// Here are some explanations on how the resync queue works.
|
||||
// There are two Sled trees that are used to have information
|
||||
// There are two db trees that are used to have information
|
||||
// about the status of blocks that need to be resynchronized:
|
||||
//
|
||||
// - resync.queue: a tree that is ordered first by a timestamp
|
||||
|
|
@ -541,9 +534,9 @@ impl Worker for ResyncWorker {
|
|||
Ok(WorkerState::Idle)
|
||||
}
|
||||
Err(e) => {
|
||||
// The errors that we have here are only Sled errors
|
||||
// The errors that we have here are only db errors
|
||||
// We don't really know how to handle them so just ¯\_(ツ)_/¯
|
||||
// (there is kind of an assumption that Sled won't error on us,
|
||||
// (there is kind of an assumption that the db won't error on us,
|
||||
// if it does there is not much we can do -- TODO should we just panic?)
|
||||
// Here we just give the error to the worker manager,
|
||||
// it will print it to the logs and increment a counter
|
||||
|
|
|
|||
|
|
@ -18,13 +18,12 @@ tracing.workspace = true
|
|||
|
||||
heed = { workspace = true, optional = true }
|
||||
rusqlite = { workspace = true, optional = true }
|
||||
sled = { workspace = true, optional = true }
|
||||
|
||||
[dev-dependencies]
|
||||
mktemp.workspace = true
|
||||
|
||||
[features]
|
||||
default = [ "sled", "lmdb", "sqlite" ]
|
||||
default = [ "lmdb", "sqlite" ]
|
||||
bundled-libs = [ "rusqlite?/bundled" ]
|
||||
lmdb = [ "heed" ]
|
||||
sqlite = [ "rusqlite" ]
|
||||
|
|
|
|||
|
|
@ -1,127 +0,0 @@
|
|||
//! This hack allows a db tree to keep in RAM a counter of the number of entries
|
||||
//! it contains, which is used to call .len() on it. This is usefull only for
|
||||
//! the sled backend where .len() otherwise would have to traverse the whole
|
||||
//! tree to count items. For sqlite and lmdb, this is mostly useless (but
|
||||
//! hopefully not harmfull!). Note that a CountedTree cannot be part of a
|
||||
//! transaction.
|
||||
|
||||
use std::sync::{
|
||||
atomic::{AtomicUsize, Ordering},
|
||||
Arc,
|
||||
};
|
||||
|
||||
use crate::{Result, Tree, TxError, Value, ValueIter};
|
||||
|
||||
#[derive(Clone)]
|
||||
pub struct CountedTree(Arc<CountedTreeInternal>);
|
||||
|
||||
struct CountedTreeInternal {
|
||||
tree: Tree,
|
||||
len: AtomicUsize,
|
||||
}
|
||||
|
||||
impl CountedTree {
|
||||
pub fn new(tree: Tree) -> Result<Self> {
|
||||
let len = tree.len()?;
|
||||
Ok(Self(Arc::new(CountedTreeInternal {
|
||||
tree,
|
||||
len: AtomicUsize::new(len),
|
||||
})))
|
||||
}
|
||||
|
||||
pub fn len(&self) -> usize {
|
||||
self.0.len.load(Ordering::SeqCst)
|
||||
}
|
||||
|
||||
pub fn is_empty(&self) -> bool {
|
||||
self.len() == 0
|
||||
}
|
||||
|
||||
pub fn get<K: AsRef<[u8]>>(&self, key: K) -> Result<Option<Value>> {
|
||||
self.0.tree.get(key)
|
||||
}
|
||||
|
||||
pub fn first(&self) -> Result<Option<(Value, Value)>> {
|
||||
self.0.tree.first()
|
||||
}
|
||||
|
||||
pub fn iter(&self) -> Result<ValueIter<'_>> {
|
||||
self.0.tree.iter()
|
||||
}
|
||||
|
||||
// ---- writing functions ----
|
||||
|
||||
pub fn insert<K, V>(&self, key: K, value: V) -> Result<Option<Value>>
|
||||
where
|
||||
K: AsRef<[u8]>,
|
||||
V: AsRef<[u8]>,
|
||||
{
|
||||
let old_val = self.0.tree.insert(key, value)?;
|
||||
if old_val.is_none() {
|
||||
self.0.len.fetch_add(1, Ordering::SeqCst);
|
||||
}
|
||||
Ok(old_val)
|
||||
}
|
||||
|
||||
pub fn remove<K: AsRef<[u8]>>(&self, key: K) -> Result<Option<Value>> {
|
||||
let old_val = self.0.tree.remove(key)?;
|
||||
if old_val.is_some() {
|
||||
self.0.len.fetch_sub(1, Ordering::SeqCst);
|
||||
}
|
||||
Ok(old_val)
|
||||
}
|
||||
|
||||
pub fn compare_and_swap<K, OV, NV>(
|
||||
&self,
|
||||
key: K,
|
||||
expected_old: Option<OV>,
|
||||
new: Option<NV>,
|
||||
) -> Result<bool>
|
||||
where
|
||||
K: AsRef<[u8]>,
|
||||
OV: AsRef<[u8]>,
|
||||
NV: AsRef<[u8]>,
|
||||
{
|
||||
let old_some = expected_old.is_some();
|
||||
let new_some = new.is_some();
|
||||
|
||||
let tx_res = self.0.tree.db().transaction(|tx| {
|
||||
let old_val = tx.get(&self.0.tree, &key)?;
|
||||
let is_same = match (&old_val, &expected_old) {
|
||||
(None, None) => true,
|
||||
(Some(x), Some(y)) if x == y.as_ref() => true,
|
||||
_ => false,
|
||||
};
|
||||
if is_same {
|
||||
match &new {
|
||||
Some(v) => {
|
||||
tx.insert(&self.0.tree, &key, v)?;
|
||||
}
|
||||
None => {
|
||||
tx.remove(&self.0.tree, &key)?;
|
||||
}
|
||||
}
|
||||
Ok(())
|
||||
} else {
|
||||
Err(TxError::Abort(()))
|
||||
}
|
||||
});
|
||||
|
||||
match tx_res {
|
||||
Ok(()) => {
|
||||
match (old_some, new_some) {
|
||||
(false, true) => {
|
||||
self.0.len.fetch_add(1, Ordering::SeqCst);
|
||||
}
|
||||
(true, false) => {
|
||||
self.0.len.fetch_sub(1, Ordering::SeqCst);
|
||||
}
|
||||
_ => (),
|
||||
}
|
||||
Ok(true)
|
||||
}
|
||||
Err(TxError::Abort(())) => Ok(false),
|
||||
Err(TxError::Db(e)) => Err(e),
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
@ -3,13 +3,9 @@ extern crate tracing;
|
|||
|
||||
#[cfg(feature = "lmdb")]
|
||||
pub mod lmdb_adapter;
|
||||
#[cfg(feature = "sled")]
|
||||
pub mod sled_adapter;
|
||||
#[cfg(feature = "sqlite")]
|
||||
pub mod sqlite_adapter;
|
||||
|
||||
pub mod counted_tree_hack;
|
||||
|
||||
pub mod open;
|
||||
|
||||
#[cfg(test)]
|
||||
|
|
@ -55,6 +51,7 @@ pub type Result<T> = std::result::Result<T, Error>;
|
|||
pub struct TxOpError(pub(crate) Error);
|
||||
pub type TxOpResult<T> = std::result::Result<T, TxOpError>;
|
||||
|
||||
#[derive(Debug)]
|
||||
pub enum TxError<E> {
|
||||
Abort(E),
|
||||
Db(Error),
|
||||
|
|
@ -189,10 +186,6 @@ impl Tree {
|
|||
pub fn len(&self) -> Result<usize> {
|
||||
self.0.len(self.1)
|
||||
}
|
||||
#[inline]
|
||||
pub fn fast_len(&self) -> Result<Option<usize>> {
|
||||
self.0.fast_len(self.1)
|
||||
}
|
||||
|
||||
#[inline]
|
||||
pub fn first(&self) -> Result<Option<(Value, Value)>> {
|
||||
|
|
@ -282,6 +275,11 @@ impl<'a> Transaction<'a> {
|
|||
pub fn remove<T: AsRef<[u8]>>(&mut self, tree: &Tree, key: T) -> TxOpResult<Option<Value>> {
|
||||
self.tx.remove(tree.1, key.as_ref())
|
||||
}
|
||||
/// Clears all values in a tree
|
||||
#[inline]
|
||||
pub fn clear(&mut self, tree: &Tree) -> TxOpResult<()> {
|
||||
self.tx.clear(tree.1)
|
||||
}
|
||||
|
||||
#[inline]
|
||||
pub fn iter(&self, tree: &Tree) -> TxOpResult<TxValueIter<'_>> {
|
||||
|
|
@ -328,9 +326,6 @@ pub(crate) trait IDb: Send + Sync {
|
|||
|
||||
fn get(&self, tree: usize, key: &[u8]) -> Result<Option<Value>>;
|
||||
fn len(&self, tree: usize) -> Result<usize>;
|
||||
fn fast_len(&self, _tree: usize) -> Result<Option<usize>> {
|
||||
Ok(None)
|
||||
}
|
||||
|
||||
fn insert(&self, tree: usize, key: &[u8], value: &[u8]) -> Result<Option<Value>>;
|
||||
fn remove(&self, tree: usize, key: &[u8]) -> Result<Option<Value>>;
|
||||
|
|
@ -361,6 +356,7 @@ pub(crate) trait ITx {
|
|||
|
||||
fn insert(&mut self, tree: usize, key: &[u8], value: &[u8]) -> TxOpResult<Option<Value>>;
|
||||
fn remove(&mut self, tree: usize, key: &[u8]) -> TxOpResult<Option<Value>>;
|
||||
fn clear(&mut self, tree: usize) -> TxOpResult<()>;
|
||||
|
||||
fn iter(&self, tree: usize) -> TxOpResult<TxValueIter<'_>>;
|
||||
fn iter_rev(&self, tree: usize) -> TxOpResult<TxValueIter<'_>>;
|
||||
|
|
|
|||
|
|
@ -3,6 +3,7 @@ use core::ptr::NonNull;
|
|||
|
||||
use std::collections::HashMap;
|
||||
use std::convert::TryInto;
|
||||
use std::pin::Pin;
|
||||
use std::sync::{Arc, RwLock};
|
||||
|
||||
use heed::types::ByteSlice;
|
||||
|
|
@ -121,10 +122,6 @@ impl IDb for LmdbDb {
|
|||
Ok(tree.len(&tx)?.try_into().unwrap())
|
||||
}
|
||||
|
||||
fn fast_len(&self, tree: usize) -> Result<Option<usize>> {
|
||||
Ok(Some(self.len(tree)?))
|
||||
}
|
||||
|
||||
fn insert(&self, tree: usize, key: &[u8], value: &[u8]) -> Result<Option<Value>> {
|
||||
let tree = self.get_tree(tree)?;
|
||||
let mut tx = self.db.write_txn()?;
|
||||
|
|
@ -242,8 +239,9 @@ impl<'a> ITx for LmdbTx<'a> {
|
|||
None => Ok(None),
|
||||
}
|
||||
}
|
||||
fn len(&self, _tree: usize) -> TxOpResult<usize> {
|
||||
unimplemented!(".len() in transaction not supported with LMDB backend")
|
||||
fn len(&self, tree: usize) -> TxOpResult<usize> {
|
||||
let tree = self.get_tree(tree)?;
|
||||
Ok(tree.len(&self.tx)? as usize)
|
||||
}
|
||||
|
||||
fn insert(&mut self, tree: usize, key: &[u8], value: &[u8]) -> TxOpResult<Option<Value>> {
|
||||
|
|
@ -258,33 +256,48 @@ impl<'a> ITx for LmdbTx<'a> {
|
|||
tree.delete(&mut self.tx, key)?;
|
||||
Ok(old_val)
|
||||
}
|
||||
|
||||
fn iter(&self, _tree: usize) -> TxOpResult<TxValueIter<'_>> {
|
||||
unimplemented!("Iterators in transactions not supported with LMDB backend");
|
||||
fn clear(&mut self, tree: usize) -> TxOpResult<()> {
|
||||
let tree = *self.get_tree(tree)?;
|
||||
tree.clear(&mut self.tx)?;
|
||||
Ok(())
|
||||
}
|
||||
fn iter_rev(&self, _tree: usize) -> TxOpResult<TxValueIter<'_>> {
|
||||
unimplemented!("Iterators in transactions not supported with LMDB backend");
|
||||
|
||||
fn iter(&self, tree: usize) -> TxOpResult<TxValueIter<'_>> {
|
||||
let tree = *self.get_tree(tree)?;
|
||||
Ok(Box::new(tree.iter(&self.tx)?.map(tx_iter_item)))
|
||||
}
|
||||
fn iter_rev(&self, tree: usize) -> TxOpResult<TxValueIter<'_>> {
|
||||
let tree = *self.get_tree(tree)?;
|
||||
Ok(Box::new(tree.rev_iter(&self.tx)?.map(tx_iter_item)))
|
||||
}
|
||||
|
||||
fn range<'r>(
|
||||
&self,
|
||||
_tree: usize,
|
||||
_low: Bound<&'r [u8]>,
|
||||
_high: Bound<&'r [u8]>,
|
||||
tree: usize,
|
||||
low: Bound<&'r [u8]>,
|
||||
high: Bound<&'r [u8]>,
|
||||
) -> TxOpResult<TxValueIter<'_>> {
|
||||
unimplemented!("Iterators in transactions not supported with LMDB backend");
|
||||
let tree = *self.get_tree(tree)?;
|
||||
Ok(Box::new(
|
||||
tree.range(&self.tx, &(low, high))?.map(tx_iter_item),
|
||||
))
|
||||
}
|
||||
fn range_rev<'r>(
|
||||
&self,
|
||||
_tree: usize,
|
||||
_low: Bound<&'r [u8]>,
|
||||
_high: Bound<&'r [u8]>,
|
||||
tree: usize,
|
||||
low: Bound<&'r [u8]>,
|
||||
high: Bound<&'r [u8]>,
|
||||
) -> TxOpResult<TxValueIter<'_>> {
|
||||
unimplemented!("Iterators in transactions not supported with LMDB backend");
|
||||
let tree = *self.get_tree(tree)?;
|
||||
Ok(Box::new(
|
||||
tree.rev_range(&self.tx, &(low, high))?.map(tx_iter_item),
|
||||
))
|
||||
}
|
||||
}
|
||||
|
||||
// ----
|
||||
// ---- iterators outside transactions ----
|
||||
// complicated, they must hold the transaction object
|
||||
// therefore a bit of unsafe code (it is a self-referential struct)
|
||||
|
||||
type IteratorItem<'a> = heed::Result<(
|
||||
<ByteSlice as BytesDecode<'a>>::DItem,
|
||||
|
|
@ -307,12 +320,20 @@ where
|
|||
where
|
||||
F: FnOnce(&'a RoTxn<'a>) -> Result<I>,
|
||||
{
|
||||
let mut res = TxAndIterator { tx, iter: None };
|
||||
let res = TxAndIterator { tx, iter: None };
|
||||
let mut boxed = Box::pin(res);
|
||||
|
||||
let tx = unsafe { NonNull::from(&res.tx).as_ref() };
|
||||
res.iter = Some(iterfun(tx)?);
|
||||
// This unsafe allows us to bypass lifetime checks
|
||||
let tx = unsafe { NonNull::from(&boxed.tx).as_ref() };
|
||||
let iter = iterfun(tx)?;
|
||||
|
||||
Ok(Box::new(res))
|
||||
let mut_ref = Pin::as_mut(&mut boxed);
|
||||
// This unsafe allows us to write in a field of the pinned struct
|
||||
unsafe {
|
||||
Pin::get_unchecked_mut(mut_ref).iter = Some(iter);
|
||||
}
|
||||
|
||||
Ok(Box::new(TxAndIteratorPin(boxed)))
|
||||
}
|
||||
}
|
||||
|
||||
|
|
@ -321,18 +342,26 @@ where
|
|||
I: Iterator<Item = IteratorItem<'a>> + 'a,
|
||||
{
|
||||
fn drop(&mut self) {
|
||||
// ensure the iterator is dropped before the RoTxn it references
|
||||
drop(self.iter.take());
|
||||
}
|
||||
}
|
||||
|
||||
impl<'a, I> Iterator for TxAndIterator<'a, I>
|
||||
struct TxAndIteratorPin<'a, I>(Pin<Box<TxAndIterator<'a, I>>>)
|
||||
where
|
||||
I: Iterator<Item = IteratorItem<'a>> + 'a;
|
||||
|
||||
impl<'a, I> Iterator for TxAndIteratorPin<'a, I>
|
||||
where
|
||||
I: Iterator<Item = IteratorItem<'a>> + 'a,
|
||||
{
|
||||
type Item = Result<(Value, Value)>;
|
||||
|
||||
fn next(&mut self) -> Option<Self::Item> {
|
||||
match self.iter.as_mut().unwrap().next() {
|
||||
let mut_ref = Pin::as_mut(&mut self.0);
|
||||
// This unsafe allows us to mutably access the iterator field
|
||||
let next = unsafe { Pin::get_unchecked_mut(mut_ref).iter.as_mut()?.next() };
|
||||
match next {
|
||||
None => None,
|
||||
Some(Err(e)) => Some(Err(e.into())),
|
||||
Some(Ok((k, v))) => Some(Ok((k.to_vec(), v.to_vec()))),
|
||||
|
|
@ -340,7 +369,16 @@ where
|
|||
}
|
||||
}
|
||||
|
||||
// ----
|
||||
// ---- iterators within transactions ----
|
||||
|
||||
fn tx_iter_item<'a>(
|
||||
item: std::result::Result<(&'a [u8], &'a [u8]), heed::Error>,
|
||||
) -> TxOpResult<(Vec<u8>, Vec<u8>)> {
|
||||
item.map(|(k, v)| (k.to_vec(), v.to_vec()))
|
||||
.map_err(|e| TxOpError(Error::from(e)))
|
||||
}
|
||||
|
||||
// ---- utility ----
|
||||
|
||||
#[cfg(target_pointer_width = "64")]
|
||||
pub fn recommended_map_size() -> usize {
|
||||
|
|
|
|||
|
|
@ -11,7 +11,6 @@ use crate::{Db, Error, Result};
|
|||
pub enum Engine {
|
||||
Lmdb,
|
||||
Sqlite,
|
||||
Sled,
|
||||
}
|
||||
|
||||
impl Engine {
|
||||
|
|
@ -20,7 +19,6 @@ impl Engine {
|
|||
match self {
|
||||
Self::Lmdb => "lmdb",
|
||||
Self::Sqlite => "sqlite",
|
||||
Self::Sled => "sled",
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
@ -38,10 +36,10 @@ impl std::str::FromStr for Engine {
|
|||
match text {
|
||||
"lmdb" | "heed" => Ok(Self::Lmdb),
|
||||
"sqlite" | "sqlite3" | "rusqlite" => Ok(Self::Sqlite),
|
||||
"sled" => Ok(Self::Sled),
|
||||
"sled" => Err(Error("Sled is no longer supported as a database engine. Converting your old metadata db can be done using an older Garage binary (e.g. v0.9.3).".into())),
|
||||
kind => Err(Error(
|
||||
format!(
|
||||
"Invalid DB engine: {} (options are: lmdb, sled, sqlite)",
|
||||
"Invalid DB engine: {} (options are: lmdb, sqlite)",
|
||||
kind
|
||||
)
|
||||
.into(),
|
||||
|
|
@ -53,8 +51,6 @@ impl std::str::FromStr for Engine {
|
|||
pub struct OpenOpt {
|
||||
pub fsync: bool,
|
||||
pub lmdb_map_size: Option<usize>,
|
||||
pub sled_cache_capacity: usize,
|
||||
pub sled_flush_every_ms: u64,
|
||||
}
|
||||
|
||||
impl Default for OpenOpt {
|
||||
|
|
@ -62,31 +58,12 @@ impl Default for OpenOpt {
|
|||
Self {
|
||||
fsync: false,
|
||||
lmdb_map_size: None,
|
||||
sled_cache_capacity: 1024 * 1024 * 1024,
|
||||
sled_flush_every_ms: 2000,
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
pub fn open_db(path: &PathBuf, engine: Engine, opt: &OpenOpt) -> Result<Db> {
|
||||
match engine {
|
||||
// ---- Sled DB ----
|
||||
#[cfg(feature = "sled")]
|
||||
Engine::Sled => {
|
||||
if opt.fsync {
|
||||
return Err(Error(
|
||||
"`metadata_fsync = true` is not supported with the Sled database engine".into(),
|
||||
));
|
||||
}
|
||||
info!("Opening Sled database at: {}", path.display());
|
||||
let db = crate::sled_adapter::sled::Config::default()
|
||||
.path(&path)
|
||||
.cache_capacity(opt.sled_cache_capacity as u64)
|
||||
.flush_every_ms(Some(opt.sled_flush_every_ms))
|
||||
.open()?;
|
||||
Ok(crate::sled_adapter::SledDb::init(db))
|
||||
}
|
||||
|
||||
// ---- Sqlite DB ----
|
||||
#[cfg(feature = "sqlite")]
|
||||
Engine::Sqlite => {
|
||||
|
|
|
|||
|
|
@ -1,274 +0,0 @@
|
|||
use core::ops::Bound;
|
||||
|
||||
use std::cell::Cell;
|
||||
use std::collections::HashMap;
|
||||
use std::sync::{Arc, RwLock};
|
||||
|
||||
use sled::transaction::{
|
||||
ConflictableTransactionError, TransactionError, Transactional, TransactionalTree,
|
||||
UnabortableTransactionError,
|
||||
};
|
||||
|
||||
use crate::{
|
||||
Db, Error, IDb, ITx, ITxFn, OnCommit, Result, TxError, TxFnResult, TxOpError, TxOpResult,
|
||||
TxResult, TxValueIter, Value, ValueIter,
|
||||
};
|
||||
|
||||
pub use sled;
|
||||
|
||||
// -- err
|
||||
|
||||
impl From<sled::Error> for Error {
|
||||
fn from(e: sled::Error) -> Error {
|
||||
Error(format!("Sled: {}", e).into())
|
||||
}
|
||||
}
|
||||
|
||||
impl From<sled::Error> for TxOpError {
|
||||
fn from(e: sled::Error) -> TxOpError {
|
||||
TxOpError(e.into())
|
||||
}
|
||||
}
|
||||
|
||||
// -- db
|
||||
|
||||
pub struct SledDb {
|
||||
db: sled::Db,
|
||||
trees: RwLock<(Vec<sled::Tree>, HashMap<String, usize>)>,
|
||||
}
|
||||
|
||||
impl SledDb {
|
||||
#[deprecated(
|
||||
since = "0.9.0",
|
||||
note = "The Sled database is now deprecated and will be removed in Garage v1.0. Please migrate to LMDB or Sqlite as soon as possible."
|
||||
)]
|
||||
pub fn init(db: sled::Db) -> Db {
|
||||
tracing::warn!("-------------------- IMPORTANT WARNING !!! ----------------------");
|
||||
tracing::warn!("The Sled database is now deprecated and will be removed in Garage v1.0.");
|
||||
tracing::warn!("Please migrate to LMDB or Sqlite as soon as possible.");
|
||||
tracing::warn!("-----------------------------------------------------------------------");
|
||||
let s = Self {
|
||||
db,
|
||||
trees: RwLock::new((Vec::new(), HashMap::new())),
|
||||
};
|
||||
Db(Arc::new(s))
|
||||
}
|
||||
|
||||
fn get_tree(&self, i: usize) -> Result<sled::Tree> {
|
||||
self.trees
|
||||
.read()
|
||||
.unwrap()
|
||||
.0
|
||||
.get(i)
|
||||
.cloned()
|
||||
.ok_or_else(|| Error("invalid tree id".into()))
|
||||
}
|
||||
}
|
||||
|
||||
impl IDb for SledDb {
|
||||
fn engine(&self) -> String {
|
||||
"Sled".into()
|
||||
}
|
||||
|
||||
fn open_tree(&self, name: &str) -> Result<usize> {
|
||||
let mut trees = self.trees.write().unwrap();
|
||||
if let Some(i) = trees.1.get(name) {
|
||||
Ok(*i)
|
||||
} else {
|
||||
let tree = self.db.open_tree(name)?;
|
||||
let i = trees.0.len();
|
||||
trees.0.push(tree);
|
||||
trees.1.insert(name.to_string(), i);
|
||||
Ok(i)
|
||||
}
|
||||
}
|
||||
|
||||
fn list_trees(&self) -> Result<Vec<String>> {
|
||||
let mut trees = vec![];
|
||||
for name in self.db.tree_names() {
|
||||
let name = std::str::from_utf8(&name)
|
||||
.map_err(|e| Error(format!("{}", e).into()))?
|
||||
.to_string();
|
||||
if name != "__sled__default" {
|
||||
trees.push(name);
|
||||
}
|
||||
}
|
||||
Ok(trees)
|
||||
}
|
||||
|
||||
// ----
|
||||
|
||||
fn get(&self, tree: usize, key: &[u8]) -> Result<Option<Value>> {
|
||||
let tree = self.get_tree(tree)?;
|
||||
let val = tree.get(key)?;
|
||||
Ok(val.map(|x| x.to_vec()))
|
||||
}
|
||||
|
||||
fn len(&self, tree: usize) -> Result<usize> {
|
||||
let tree = self.get_tree(tree)?;
|
||||
Ok(tree.len())
|
||||
}
|
||||
|
||||
fn insert(&self, tree: usize, key: &[u8], value: &[u8]) -> Result<Option<Value>> {
|
||||
let tree = self.get_tree(tree)?;
|
||||
let old_val = tree.insert(key, value)?;
|
||||
Ok(old_val.map(|x| x.to_vec()))
|
||||
}
|
||||
|
||||
fn remove(&self, tree: usize, key: &[u8]) -> Result<Option<Value>> {
|
||||
let tree = self.get_tree(tree)?;
|
||||
let old_val = tree.remove(key)?;
|
||||
Ok(old_val.map(|x| x.to_vec()))
|
||||
}
|
||||
|
||||
fn clear(&self, tree: usize) -> Result<()> {
|
||||
let tree = self.get_tree(tree)?;
|
||||
tree.clear()?;
|
||||
Ok(())
|
||||
}
|
||||
|
||||
fn iter(&self, tree: usize) -> Result<ValueIter<'_>> {
|
||||
let tree = self.get_tree(tree)?;
|
||||
Ok(Box::new(tree.iter().map(|v| {
|
||||
v.map(|(x, y)| (x.to_vec(), y.to_vec())).map_err(Into::into)
|
||||
})))
|
||||
}
|
||||
|
||||
fn iter_rev(&self, tree: usize) -> Result<ValueIter<'_>> {
|
||||
let tree = self.get_tree(tree)?;
|
||||
Ok(Box::new(tree.iter().rev().map(|v| {
|
||||
v.map(|(x, y)| (x.to_vec(), y.to_vec())).map_err(Into::into)
|
||||
})))
|
||||
}
|
||||
|
||||
fn range<'r>(
|
||||
&self,
|
||||
tree: usize,
|
||||
low: Bound<&'r [u8]>,
|
||||
high: Bound<&'r [u8]>,
|
||||
) -> Result<ValueIter<'_>> {
|
||||
let tree = self.get_tree(tree)?;
|
||||
Ok(Box::new(tree.range::<&'r [u8], _>((low, high)).map(|v| {
|
||||
v.map(|(x, y)| (x.to_vec(), y.to_vec())).map_err(Into::into)
|
||||
})))
|
||||
}
|
||||
fn range_rev<'r>(
|
||||
&self,
|
||||
tree: usize,
|
||||
low: Bound<&'r [u8]>,
|
||||
high: Bound<&'r [u8]>,
|
||||
) -> Result<ValueIter<'_>> {
|
||||
let tree = self.get_tree(tree)?;
|
||||
Ok(Box::new(tree.range::<&'r [u8], _>((low, high)).rev().map(
|
||||
|v| v.map(|(x, y)| (x.to_vec(), y.to_vec())).map_err(Into::into),
|
||||
)))
|
||||
}
|
||||
|
||||
// ----
|
||||
|
||||
fn transaction(&self, f: &dyn ITxFn) -> TxResult<OnCommit, ()> {
|
||||
let trees = self.trees.read().unwrap();
|
||||
let res = trees.0.transaction(|txtrees| {
|
||||
let mut tx = SledTx {
|
||||
trees: txtrees,
|
||||
err: Cell::new(None),
|
||||
};
|
||||
match f.try_on(&mut tx) {
|
||||
TxFnResult::Ok(on_commit) => {
|
||||
assert!(tx.err.into_inner().is_none());
|
||||
Ok(on_commit)
|
||||
}
|
||||
TxFnResult::Abort => {
|
||||
assert!(tx.err.into_inner().is_none());
|
||||
Err(ConflictableTransactionError::Abort(()))
|
||||
}
|
||||
TxFnResult::DbErr => {
|
||||
let e = tx.err.into_inner().expect("No DB error");
|
||||
Err(e.into())
|
||||
}
|
||||
}
|
||||
});
|
||||
match res {
|
||||
Ok(on_commit) => Ok(on_commit),
|
||||
Err(TransactionError::Abort(())) => Err(TxError::Abort(())),
|
||||
Err(TransactionError::Storage(s)) => Err(TxError::Db(s.into())),
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// ----
|
||||
|
||||
struct SledTx<'a> {
|
||||
trees: &'a [TransactionalTree],
|
||||
err: Cell<Option<UnabortableTransactionError>>,
|
||||
}
|
||||
|
||||
impl<'a> SledTx<'a> {
|
||||
fn get_tree(&self, i: usize) -> TxOpResult<&TransactionalTree> {
|
||||
self.trees.get(i).ok_or_else(|| {
|
||||
TxOpError(Error(
|
||||
"invalid tree id (it might have been openned after the transaction started)".into(),
|
||||
))
|
||||
})
|
||||
}
|
||||
|
||||
fn save_error<R>(
|
||||
&self,
|
||||
v: std::result::Result<R, UnabortableTransactionError>,
|
||||
) -> TxOpResult<R> {
|
||||
match v {
|
||||
Ok(x) => Ok(x),
|
||||
Err(e) => {
|
||||
let txt = format!("{}", e);
|
||||
self.err.set(Some(e));
|
||||
Err(TxOpError(Error(txt.into())))
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
impl<'a> ITx for SledTx<'a> {
|
||||
fn get(&self, tree: usize, key: &[u8]) -> TxOpResult<Option<Value>> {
|
||||
let tree = self.get_tree(tree)?;
|
||||
let tmp = self.save_error(tree.get(key))?;
|
||||
Ok(tmp.map(|x| x.to_vec()))
|
||||
}
|
||||
fn len(&self, _tree: usize) -> TxOpResult<usize> {
|
||||
unimplemented!(".len() in transaction not supported with Sled backend")
|
||||
}
|
||||
|
||||
fn insert(&mut self, tree: usize, key: &[u8], value: &[u8]) -> TxOpResult<Option<Value>> {
|
||||
let tree = self.get_tree(tree)?;
|
||||
let old_val = self.save_error(tree.insert(key, value))?;
|
||||
Ok(old_val.map(|x| x.to_vec()))
|
||||
}
|
||||
fn remove(&mut self, tree: usize, key: &[u8]) -> TxOpResult<Option<Value>> {
|
||||
let tree = self.get_tree(tree)?;
|
||||
let old_val = self.save_error(tree.remove(key))?;
|
||||
Ok(old_val.map(|x| x.to_vec()))
|
||||
}
|
||||
|
||||
fn iter(&self, _tree: usize) -> TxOpResult<TxValueIter<'_>> {
|
||||
unimplemented!("Iterators in transactions not supported with Sled backend");
|
||||
}
|
||||
fn iter_rev(&self, _tree: usize) -> TxOpResult<TxValueIter<'_>> {
|
||||
unimplemented!("Iterators in transactions not supported with Sled backend");
|
||||
}
|
||||
|
||||
fn range<'r>(
|
||||
&self,
|
||||
_tree: usize,
|
||||
_low: Bound<&'r [u8]>,
|
||||
_high: Bound<&'r [u8]>,
|
||||
) -> TxOpResult<TxValueIter<'_>> {
|
||||
unimplemented!("Iterators in transactions not supported with Sled backend");
|
||||
}
|
||||
fn range_rev<'r>(
|
||||
&self,
|
||||
_tree: usize,
|
||||
_low: Bound<&'r [u8]>,
|
||||
_high: Bound<&'r [u8]>,
|
||||
) -> TxOpResult<TxValueIter<'_>> {
|
||||
unimplemented!("Iterators in transactions not supported with Sled backend");
|
||||
}
|
||||
}
|
||||
|
|
@ -144,10 +144,6 @@ impl IDb for SqliteDb {
|
|||
}
|
||||
}
|
||||
|
||||
fn fast_len(&self, tree: usize) -> Result<Option<usize>> {
|
||||
Ok(Some(self.len(tree)?))
|
||||
}
|
||||
|
||||
fn insert(&self, tree: usize, key: &[u8], value: &[u8]) -> Result<Option<Value>> {
|
||||
trace!("insert {}: lock db", tree);
|
||||
let this = self.0.lock().unwrap();
|
||||
|
|
@ -367,33 +363,64 @@ impl<'a> ITx for SqliteTx<'a> {
|
|||
|
||||
Ok(old_val)
|
||||
}
|
||||
|
||||
fn iter(&self, _tree: usize) -> TxOpResult<TxValueIter<'_>> {
|
||||
unimplemented!();
|
||||
fn clear(&mut self, tree: usize) -> TxOpResult<()> {
|
||||
let tree = self.get_tree(tree)?;
|
||||
self.tx.execute(&format!("DELETE FROM {}", tree), [])?;
|
||||
Ok(())
|
||||
}
|
||||
fn iter_rev(&self, _tree: usize) -> TxOpResult<TxValueIter<'_>> {
|
||||
unimplemented!();
|
||||
|
||||
fn iter(&self, tree: usize) -> TxOpResult<TxValueIter<'_>> {
|
||||
let tree = self.get_tree(tree)?;
|
||||
let sql = format!("SELECT k, v FROM {} ORDER BY k ASC", tree);
|
||||
TxValueIterator::make(self, &sql, [])
|
||||
}
|
||||
fn iter_rev(&self, tree: usize) -> TxOpResult<TxValueIter<'_>> {
|
||||
let tree = self.get_tree(tree)?;
|
||||
let sql = format!("SELECT k, v FROM {} ORDER BY k DESC", tree);
|
||||
TxValueIterator::make(self, &sql, [])
|
||||
}
|
||||
|
||||
fn range<'r>(
|
||||
&self,
|
||||
_tree: usize,
|
||||
_low: Bound<&'r [u8]>,
|
||||
_high: Bound<&'r [u8]>,
|
||||
tree: usize,
|
||||
low: Bound<&'r [u8]>,
|
||||
high: Bound<&'r [u8]>,
|
||||
) -> TxOpResult<TxValueIter<'_>> {
|
||||
unimplemented!();
|
||||
let tree = self.get_tree(tree)?;
|
||||
|
||||
let (bounds_sql, params) = bounds_sql(low, high);
|
||||
let sql = format!("SELECT k, v FROM {} {} ORDER BY k ASC", tree, bounds_sql);
|
||||
|
||||
let params = params
|
||||
.iter()
|
||||
.map(|x| x as &dyn rusqlite::ToSql)
|
||||
.collect::<Vec<_>>();
|
||||
|
||||
TxValueIterator::make::<&[&dyn rusqlite::ToSql]>(self, &sql, params.as_ref())
|
||||
}
|
||||
fn range_rev<'r>(
|
||||
&self,
|
||||
_tree: usize,
|
||||
_low: Bound<&'r [u8]>,
|
||||
_high: Bound<&'r [u8]>,
|
||||
tree: usize,
|
||||
low: Bound<&'r [u8]>,
|
||||
high: Bound<&'r [u8]>,
|
||||
) -> TxOpResult<TxValueIter<'_>> {
|
||||
unimplemented!();
|
||||
let tree = self.get_tree(tree)?;
|
||||
|
||||
let (bounds_sql, params) = bounds_sql(low, high);
|
||||
let sql = format!("SELECT k, v FROM {} {} ORDER BY k DESC", tree, bounds_sql);
|
||||
|
||||
let params = params
|
||||
.iter()
|
||||
.map(|x| x as &dyn rusqlite::ToSql)
|
||||
.collect::<Vec<_>>();
|
||||
|
||||
TxValueIterator::make::<&[&dyn rusqlite::ToSql]>(self, &sql, params.as_ref())
|
||||
}
|
||||
}
|
||||
|
||||
// ----
|
||||
// ---- iterators outside transactions ----
|
||||
// complicated, they must hold the Statement and Row objects
|
||||
// therefore quite some unsafe code (it is a self-referential struct)
|
||||
|
||||
struct DbValueIterator<'a> {
|
||||
db: MutexGuard<'a, SqliteDbInner>,
|
||||
|
|
@ -417,17 +444,23 @@ impl<'a> DbValueIterator<'a> {
|
|||
let mut boxed = Box::pin(res);
|
||||
trace!("make iterator with sql: {}", sql);
|
||||
|
||||
// This unsafe allows us to bypass lifetime checks
|
||||
let db = unsafe { NonNull::from(&boxed.db).as_ref() };
|
||||
let stmt = db.db.prepare(sql)?;
|
||||
|
||||
let mut_ref = Pin::as_mut(&mut boxed);
|
||||
// This unsafe allows us to write in a field of the pinned struct
|
||||
unsafe {
|
||||
let db = NonNull::from(&boxed.db);
|
||||
let stmt = db.as_ref().db.prepare(sql)?;
|
||||
|
||||
let mut_ref: Pin<&mut DbValueIterator<'a>> = Pin::as_mut(&mut boxed);
|
||||
Pin::get_unchecked_mut(mut_ref).stmt = Some(stmt);
|
||||
}
|
||||
|
||||
let mut stmt = NonNull::from(&boxed.stmt);
|
||||
let iter = stmt.as_mut().as_mut().unwrap().query(args)?;
|
||||
// This unsafe allows us to bypass lifetime checks
|
||||
let stmt = unsafe { NonNull::from(&boxed.stmt).as_mut() };
|
||||
let iter = stmt.as_mut().unwrap().query(args)?;
|
||||
|
||||
let mut_ref: Pin<&mut DbValueIterator<'a>> = Pin::as_mut(&mut boxed);
|
||||
let mut_ref = Pin::as_mut(&mut boxed);
|
||||
// This unsafe allows us to write in a field of the pinned struct
|
||||
unsafe {
|
||||
Pin::get_unchecked_mut(mut_ref).iter = Some(iter);
|
||||
}
|
||||
|
||||
|
|
@ -449,28 +482,73 @@ impl<'a> Iterator for DbValueIteratorPin<'a> {
|
|||
type Item = Result<(Value, Value)>;
|
||||
|
||||
fn next(&mut self) -> Option<Self::Item> {
|
||||
let next = unsafe {
|
||||
let mut_ref: Pin<&mut DbValueIterator<'a>> = Pin::as_mut(&mut self.0);
|
||||
Pin::get_unchecked_mut(mut_ref).iter.as_mut()?.next()
|
||||
};
|
||||
let row = match next {
|
||||
Err(e) => return Some(Err(e.into())),
|
||||
Ok(None) => return None,
|
||||
Ok(Some(r)) => r,
|
||||
};
|
||||
let k = match row.get::<_, Vec<u8>>(0) {
|
||||
Err(e) => return Some(Err(e.into())),
|
||||
Ok(x) => x,
|
||||
};
|
||||
let v = match row.get::<_, Vec<u8>>(1) {
|
||||
Err(e) => return Some(Err(e.into())),
|
||||
Ok(y) => y,
|
||||
};
|
||||
Some(Ok((k, v)))
|
||||
let mut_ref = Pin::as_mut(&mut self.0);
|
||||
// This unsafe allows us to mutably access the iterator field
|
||||
let next = unsafe { Pin::get_unchecked_mut(mut_ref).iter.as_mut()?.next() };
|
||||
iter_next_row(next)
|
||||
}
|
||||
}
|
||||
|
||||
// ----
|
||||
// ---- iterators within transactions ----
|
||||
// it's the same except we don't hold a mutex guard,
|
||||
// only a Statement and a Rows object
|
||||
|
||||
struct TxValueIterator<'a> {
|
||||
stmt: Statement<'a>,
|
||||
iter: Option<Rows<'a>>,
|
||||
_pin: PhantomPinned,
|
||||
}
|
||||
|
||||
impl<'a> TxValueIterator<'a> {
|
||||
fn make<P: rusqlite::Params>(
|
||||
tx: &'a SqliteTx<'a>,
|
||||
sql: &str,
|
||||
args: P,
|
||||
) -> TxOpResult<TxValueIter<'a>> {
|
||||
let stmt = tx.tx.prepare(sql)?;
|
||||
let res = TxValueIterator {
|
||||
stmt,
|
||||
iter: None,
|
||||
_pin: PhantomPinned,
|
||||
};
|
||||
let mut boxed = Box::pin(res);
|
||||
trace!("make iterator with sql: {}", sql);
|
||||
|
||||
// This unsafe allows us to bypass lifetime checks
|
||||
let stmt = unsafe { NonNull::from(&boxed.stmt).as_mut() };
|
||||
let iter = stmt.query(args)?;
|
||||
|
||||
let mut_ref = Pin::as_mut(&mut boxed);
|
||||
// This unsafe allows us to write in a field of the pinned struct
|
||||
unsafe {
|
||||
Pin::get_unchecked_mut(mut_ref).iter = Some(iter);
|
||||
}
|
||||
|
||||
Ok(Box::new(TxValueIteratorPin(boxed)))
|
||||
}
|
||||
}
|
||||
|
||||
impl<'a> Drop for TxValueIterator<'a> {
|
||||
fn drop(&mut self) {
|
||||
trace!("drop iter");
|
||||
drop(self.iter.take());
|
||||
}
|
||||
}
|
||||
|
||||
struct TxValueIteratorPin<'a>(Pin<Box<TxValueIterator<'a>>>);
|
||||
|
||||
impl<'a> Iterator for TxValueIteratorPin<'a> {
|
||||
type Item = TxOpResult<(Value, Value)>;
|
||||
|
||||
fn next(&mut self) -> Option<Self::Item> {
|
||||
let mut_ref = Pin::as_mut(&mut self.0);
|
||||
// This unsafe allows us to mutably access the iterator field
|
||||
let next = unsafe { Pin::get_unchecked_mut(mut_ref).iter.as_mut()?.next() };
|
||||
iter_next_row(next)
|
||||
}
|
||||
}
|
||||
|
||||
// ---- utility ----
|
||||
|
||||
fn bounds_sql<'r>(low: Bound<&'r [u8]>, high: Bound<&'r [u8]>) -> (String, Vec<Vec<u8>>) {
|
||||
let mut sql = String::new();
|
||||
|
|
@ -510,3 +588,25 @@ fn bounds_sql<'r>(low: Bound<&'r [u8]>, high: Bound<&'r [u8]>) -> (String, Vec<V
|
|||
|
||||
(sql, params)
|
||||
}
|
||||
|
||||
fn iter_next_row<E>(
|
||||
next_row: rusqlite::Result<Option<&rusqlite::Row>>,
|
||||
) -> Option<std::result::Result<(Value, Value), E>>
|
||||
where
|
||||
E: From<rusqlite::Error>,
|
||||
{
|
||||
let row = match next_row {
|
||||
Err(e) => return Some(Err(e.into())),
|
||||
Ok(None) => return None,
|
||||
Ok(Some(r)) => r,
|
||||
};
|
||||
let k = match row.get::<_, Vec<u8>>(0) {
|
||||
Err(e) => return Some(Err(e.into())),
|
||||
Ok(x) => x,
|
||||
};
|
||||
let v = match row.get::<_, Vec<u8>>(1) {
|
||||
Err(e) => return Some(Err(e.into())),
|
||||
Ok(y) => y,
|
||||
};
|
||||
Some(Ok((k, v)))
|
||||
}
|
||||
|
|
|
|||
|
|
@ -10,8 +10,13 @@ fn test_suite(db: Db) {
|
|||
let vb: &[u8] = &b"plip"[..];
|
||||
let vc: &[u8] = &b"plup"[..];
|
||||
|
||||
// ---- test simple insert/delete ----
|
||||
|
||||
assert!(tree.insert(ka, va).unwrap().is_none());
|
||||
assert_eq!(tree.get(ka).unwrap().unwrap(), va);
|
||||
assert_eq!(tree.len().unwrap(), 1);
|
||||
|
||||
// ---- test transaction logic ----
|
||||
|
||||
let res = db.transaction::<_, (), _>(|tx| {
|
||||
assert_eq!(tx.get(&tree, ka).unwrap().unwrap(), va);
|
||||
|
|
@ -37,6 +42,8 @@ fn test_suite(db: Db) {
|
|||
assert!(matches!(res, Err(TxError::Abort(42))));
|
||||
assert_eq!(tree.get(ka).unwrap().unwrap(), vb);
|
||||
|
||||
// ---- test iteration outside of transactions ----
|
||||
|
||||
let mut iter = tree.iter().unwrap();
|
||||
let next = iter.next().unwrap().unwrap();
|
||||
assert_eq!((next.0.as_ref(), next.1.as_ref()), (ka, vb));
|
||||
|
|
@ -73,6 +80,48 @@ fn test_suite(db: Db) {
|
|||
assert_eq!((next.0.as_ref(), next.1.as_ref()), (ka, vb));
|
||||
assert!(iter.next().is_none());
|
||||
drop(iter);
|
||||
|
||||
// ---- test iteration within transactions ----
|
||||
|
||||
db.transaction::<_, (), _>(|tx| {
|
||||
let mut iter = tx.iter(&tree).unwrap();
|
||||
let next = iter.next().unwrap().unwrap();
|
||||
assert_eq!((next.0.as_ref(), next.1.as_ref()), (ka, vb));
|
||||
let next = iter.next().unwrap().unwrap();
|
||||
assert_eq!((next.0.as_ref(), next.1.as_ref()), (kb, vc));
|
||||
assert!(iter.next().is_none());
|
||||
Ok(())
|
||||
})
|
||||
.unwrap();
|
||||
|
||||
db.transaction::<_, (), _>(|tx| {
|
||||
let mut iter = tx.range(&tree, kint..).unwrap();
|
||||
let next = iter.next().unwrap().unwrap();
|
||||
assert_eq!((next.0.as_ref(), next.1.as_ref()), (kb, vc));
|
||||
assert!(iter.next().is_none());
|
||||
Ok(())
|
||||
})
|
||||
.unwrap();
|
||||
|
||||
db.transaction::<_, (), _>(|tx| {
|
||||
let mut iter = tx.range_rev(&tree, ..kint).unwrap();
|
||||
let next = iter.next().unwrap().unwrap();
|
||||
assert_eq!((next.0.as_ref(), next.1.as_ref()), (ka, vb));
|
||||
assert!(iter.next().is_none());
|
||||
Ok(())
|
||||
})
|
||||
.unwrap();
|
||||
|
||||
db.transaction::<_, (), _>(|tx| {
|
||||
let mut iter = tx.iter_rev(&tree).unwrap();
|
||||
let next = iter.next().unwrap().unwrap();
|
||||
assert_eq!((next.0.as_ref(), next.1.as_ref()), (kb, vc));
|
||||
let next = iter.next().unwrap().unwrap();
|
||||
assert_eq!((next.0.as_ref(), next.1.as_ref()), (ka, vb));
|
||||
assert!(iter.next().is_none());
|
||||
Ok(())
|
||||
})
|
||||
.unwrap();
|
||||
}
|
||||
|
||||
#[test]
|
||||
|
|
@ -90,17 +139,6 @@ fn test_lmdb_db() {
|
|||
drop(path);
|
||||
}
|
||||
|
||||
#[test]
|
||||
#[cfg(feature = "sled")]
|
||||
fn test_sled_db() {
|
||||
use crate::sled_adapter::SledDb;
|
||||
|
||||
let path = mktemp::Temp::new_dir().unwrap();
|
||||
let db = SledDb::init(sled::open(path.to_path_buf()).unwrap());
|
||||
test_suite(db);
|
||||
drop(path);
|
||||
}
|
||||
|
||||
#[test]
|
||||
#[cfg(feature = "sqlite")]
|
||||
fn test_sqlite_db() {
|
||||
|
|
|
|||
|
|
@ -80,12 +80,11 @@ k2v-client.workspace = true
|
|||
|
||||
|
||||
[features]
|
||||
default = [ "bundled-libs", "metrics", "sled", "lmdb", "sqlite", "k2v" ]
|
||||
default = [ "bundled-libs", "metrics", "lmdb", "sqlite", "k2v" ]
|
||||
|
||||
k2v = [ "garage_util/k2v", "garage_api/k2v" ]
|
||||
|
||||
# Database engines, Sled is still our default even though we don't like it
|
||||
sled = [ "garage_model/sled" ]
|
||||
# Database engines
|
||||
lmdb = [ "garage_model/lmdb" ]
|
||||
sqlite = [ "garage_model/sqlite" ]
|
||||
|
||||
|
|
|
|||
|
|
@ -197,11 +197,11 @@ impl AdminRpcHandler {
|
|||
|
||||
// Gather table statistics
|
||||
let mut table = vec![" Table\tItems\tMklItems\tMklTodo\tGcTodo".into()];
|
||||
table.push(self.gather_table_stats(&self.garage.bucket_table, opt.detailed)?);
|
||||
table.push(self.gather_table_stats(&self.garage.key_table, opt.detailed)?);
|
||||
table.push(self.gather_table_stats(&self.garage.object_table, opt.detailed)?);
|
||||
table.push(self.gather_table_stats(&self.garage.version_table, opt.detailed)?);
|
||||
table.push(self.gather_table_stats(&self.garage.block_ref_table, opt.detailed)?);
|
||||
table.push(self.gather_table_stats(&self.garage.bucket_table)?);
|
||||
table.push(self.gather_table_stats(&self.garage.key_table)?);
|
||||
table.push(self.gather_table_stats(&self.garage.object_table)?);
|
||||
table.push(self.gather_table_stats(&self.garage.version_table)?);
|
||||
table.push(self.gather_table_stats(&self.garage.block_ref_table)?);
|
||||
write!(
|
||||
&mut ret,
|
||||
"\nTable stats:\n{}",
|
||||
|
|
@ -211,15 +211,7 @@ impl AdminRpcHandler {
|
|||
|
||||
// Gather block manager statistics
|
||||
writeln!(&mut ret, "\nBlock manager stats:").unwrap();
|
||||
let rc_len = if opt.detailed {
|
||||
self.garage.block_manager.rc_len()?.to_string()
|
||||
} else {
|
||||
self.garage
|
||||
.block_manager
|
||||
.rc_fast_len()?
|
||||
.map(|x| x.to_string())
|
||||
.unwrap_or_else(|| "NC".into())
|
||||
};
|
||||
let rc_len = self.garage.block_manager.rc_len()?.to_string();
|
||||
|
||||
writeln!(
|
||||
&mut ret,
|
||||
|
|
@ -240,10 +232,6 @@ impl AdminRpcHandler {
|
|||
)
|
||||
.unwrap();
|
||||
|
||||
if !opt.detailed {
|
||||
writeln!(&mut ret, "\nIf values are missing above (marked as NC), consider adding the --detailed flag (this will be slow).").unwrap();
|
||||
}
|
||||
|
||||
if !opt.skip_global {
|
||||
write!(&mut ret, "\n{}", self.gather_cluster_stats()).unwrap();
|
||||
}
|
||||
|
|
@ -345,34 +333,13 @@ impl AdminRpcHandler {
|
|||
ret
|
||||
}
|
||||
|
||||
fn gather_table_stats<F, R>(
|
||||
&self,
|
||||
t: &Arc<Table<F, R>>,
|
||||
detailed: bool,
|
||||
) -> Result<String, Error>
|
||||
fn gather_table_stats<F, R>(&self, t: &Arc<Table<F, R>>) -> Result<String, Error>
|
||||
where
|
||||
F: TableSchema + 'static,
|
||||
R: TableReplication + 'static,
|
||||
{
|
||||
let (data_len, mkl_len) = if detailed {
|
||||
(
|
||||
t.data.store.len().map_err(GarageError::from)?.to_string(),
|
||||
t.merkle_updater.merkle_tree_len()?.to_string(),
|
||||
)
|
||||
} else {
|
||||
(
|
||||
t.data
|
||||
.store
|
||||
.fast_len()
|
||||
.map_err(GarageError::from)?
|
||||
.map(|x| x.to_string())
|
||||
.unwrap_or_else(|| "NC".into()),
|
||||
t.merkle_updater
|
||||
.merkle_tree_fast_len()?
|
||||
.map(|x| x.to_string())
|
||||
.unwrap_or_else(|| "NC".into()),
|
||||
)
|
||||
};
|
||||
let data_len = t.data.store.len().map_err(GarageError::from)?.to_string();
|
||||
let mkl_len = t.merkle_updater.merkle_tree_len()?.to_string();
|
||||
|
||||
Ok(format!(
|
||||
" {}\t{}\t{}\t{}\t{}",
|
||||
|
|
|
|||
|
|
@ -11,7 +11,7 @@ pub struct ConvertDbOpt {
|
|||
/// https://garagehq.deuxfleurs.fr/documentation/reference-manual/configuration/#db-engine-since-v0-8-0)
|
||||
#[structopt(short = "i")]
|
||||
input_path: PathBuf,
|
||||
/// Input database engine (sled, lmdb or sqlite; limited by db engines
|
||||
/// Input database engine (lmdb or sqlite; limited by db engines
|
||||
/// enabled in this build)
|
||||
#[structopt(short = "a")]
|
||||
input_engine: Engine,
|
||||
|
|
|
|||
|
|
@ -531,10 +531,6 @@ pub struct StatsOpt {
|
|||
#[structopt(short = "a", long = "all-nodes")]
|
||||
pub all_nodes: bool,
|
||||
|
||||
/// Gather detailed statistics (this can be long)
|
||||
#[structopt(short = "d", long = "detailed")]
|
||||
pub detailed: bool,
|
||||
|
||||
/// Don't show global cluster stats (internal use in RPC)
|
||||
#[structopt(skip)]
|
||||
#[serde(default)]
|
||||
|
|
|
|||
|
|
@ -18,8 +18,8 @@ compile_error!("Either bundled-libs or system-libs Cargo feature must be enabled
|
|||
#[cfg(all(feature = "bundled-libs", feature = "system-libs"))]
|
||||
compile_error!("Only one of bundled-libs and system-libs Cargo features must be enabled");
|
||||
|
||||
#[cfg(not(any(feature = "lmdb", feature = "sled", feature = "sqlite")))]
|
||||
compile_error!("Must activate the Cargo feature for at least one DB engine: lmdb, sled or sqlite.");
|
||||
#[cfg(not(any(feature = "lmdb", feature = "sqlite")))]
|
||||
compile_error!("Must activate the Cargo feature for at least one DB engine: lmdb or sqlite.");
|
||||
|
||||
use std::net::SocketAddr;
|
||||
use std::path::PathBuf;
|
||||
|
|
@ -72,8 +72,6 @@ async fn main() {
|
|||
let features = &[
|
||||
#[cfg(feature = "k2v")]
|
||||
"k2v",
|
||||
#[cfg(feature = "sled")]
|
||||
"sled",
|
||||
#[cfg(feature = "lmdb")]
|
||||
"lmdb",
|
||||
#[cfg(feature = "sqlite")]
|
||||
|
|
|
|||
|
|
@ -42,8 +42,7 @@ tokio.workspace = true
|
|||
opentelemetry.workspace = true
|
||||
|
||||
[features]
|
||||
default = [ "sled", "lmdb", "sqlite" ]
|
||||
default = [ "lmdb", "sqlite" ]
|
||||
k2v = [ "garage_util/k2v" ]
|
||||
lmdb = [ "garage_db/lmdb" ]
|
||||
sled = [ "garage_db/sled" ]
|
||||
sqlite = [ "garage_db/sqlite" ]
|
||||
|
|
|
|||
|
|
@ -118,9 +118,6 @@ impl Garage {
|
|||
.ok_or_message("Invalid `db_engine` value in configuration file")?;
|
||||
let mut db_path = config.metadata_dir.clone();
|
||||
match db_engine {
|
||||
db::Engine::Sled => {
|
||||
db_path.push("db");
|
||||
}
|
||||
db::Engine::Sqlite => {
|
||||
db_path.push("db.sqlite");
|
||||
}
|
||||
|
|
@ -134,8 +131,6 @@ impl Garage {
|
|||
v if v == usize::default() => None,
|
||||
v => Some(v),
|
||||
},
|
||||
sled_cache_capacity: config.sled_cache_capacity,
|
||||
sled_flush_every_ms: config.sled_flush_every_ms,
|
||||
};
|
||||
let db = db::open_db(&db_path, db_engine, &db_opt)
|
||||
.ok_or_message("Unable to open metadata db")?;
|
||||
|
|
|
|||
|
|
@ -121,13 +121,7 @@ impl Worker for LifecycleWorker {
|
|||
mpu_aborted,
|
||||
..
|
||||
} => {
|
||||
let n_objects = self
|
||||
.garage
|
||||
.object_table
|
||||
.data
|
||||
.store
|
||||
.fast_len()
|
||||
.unwrap_or(None);
|
||||
let n_objects = self.garage.object_table.data.store.len().ok();
|
||||
let progress = match n_objects {
|
||||
None => "...".to_string(),
|
||||
Some(total) => format!(
|
||||
|
|
|
|||
|
|
@ -6,7 +6,6 @@ use serde_bytes::ByteBuf;
|
|||
use tokio::sync::Notify;
|
||||
|
||||
use garage_db as db;
|
||||
use garage_db::counted_tree_hack::CountedTree;
|
||||
|
||||
use garage_util::data::*;
|
||||
use garage_util::error::*;
|
||||
|
|
@ -36,7 +35,7 @@ pub struct TableData<F: TableSchema, R: TableReplication> {
|
|||
pub(crate) insert_queue: db::Tree,
|
||||
pub(crate) insert_queue_notify: Arc<Notify>,
|
||||
|
||||
pub(crate) gc_todo: CountedTree,
|
||||
pub(crate) gc_todo: db::Tree,
|
||||
|
||||
pub(crate) metrics: TableMetrics,
|
||||
}
|
||||
|
|
@ -61,7 +60,6 @@ impl<F: TableSchema, R: TableReplication> TableData<F, R> {
|
|||
let gc_todo = db
|
||||
.open_tree(format!("{}:gc_todo_v2", F::TABLE_NAME))
|
||||
.expect("Unable to open GC DB tree");
|
||||
let gc_todo = CountedTree::new(gc_todo).expect("Cannot count gc_todo_v2");
|
||||
|
||||
let metrics = TableMetrics::new(
|
||||
F::TABLE_NAME,
|
||||
|
|
@ -370,6 +368,6 @@ impl<F: TableSchema, R: TableReplication> TableData<F, R> {
|
|||
}
|
||||
|
||||
pub fn gc_todo_len(&self) -> Result<usize, Error> {
|
||||
Ok(self.gc_todo.len())
|
||||
Ok(self.gc_todo.len()?)
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -10,7 +10,7 @@ use serde_bytes::ByteBuf;
|
|||
use futures::future::join_all;
|
||||
use tokio::sync::watch;
|
||||
|
||||
use garage_db::counted_tree_hack::CountedTree;
|
||||
use garage_db as db;
|
||||
|
||||
use garage_util::background::*;
|
||||
use garage_util::data::*;
|
||||
|
|
@ -334,9 +334,9 @@ impl<F: TableSchema, R: TableReplication> Worker for GcWorker<F, R> {
|
|||
}
|
||||
}
|
||||
|
||||
/// An entry stored in the gc_todo Sled tree associated with the table
|
||||
/// An entry stored in the gc_todo db tree associated with the table
|
||||
/// Contains helper function for parsing, saving, and removing
|
||||
/// such entry in Sled
|
||||
/// such entry in the db
|
||||
///
|
||||
/// Format of an entry:
|
||||
/// - key = 8 bytes: timestamp of tombstone
|
||||
|
|
@ -353,7 +353,7 @@ pub(crate) struct GcTodoEntry {
|
|||
}
|
||||
|
||||
impl GcTodoEntry {
|
||||
/// Creates a new GcTodoEntry (not saved in Sled) from its components:
|
||||
/// Creates a new GcTodoEntry (not saved in the db) from its components:
|
||||
/// the key of an entry in the table, and the hash of the associated
|
||||
/// serialized value
|
||||
pub(crate) fn new(key: Vec<u8>, value_hash: Hash) -> Self {
|
||||
|
|
@ -376,7 +376,7 @@ impl GcTodoEntry {
|
|||
}
|
||||
|
||||
/// Saves the GcTodoEntry in the gc_todo tree
|
||||
pub(crate) fn save(&self, gc_todo_tree: &CountedTree) -> Result<(), Error> {
|
||||
pub(crate) fn save(&self, gc_todo_tree: &db::Tree) -> Result<(), Error> {
|
||||
gc_todo_tree.insert(self.todo_table_key(), self.value_hash.as_slice())?;
|
||||
Ok(())
|
||||
}
|
||||
|
|
@ -386,12 +386,14 @@ impl GcTodoEntry {
|
|||
/// This is usefull to remove a todo entry only under the condition
|
||||
/// that it has not changed since the time it was read, i.e.
|
||||
/// what we have to do is still the same
|
||||
pub(crate) fn remove_if_equal(&self, gc_todo_tree: &CountedTree) -> Result<(), Error> {
|
||||
gc_todo_tree.compare_and_swap::<_, _, &[u8]>(
|
||||
&self.todo_table_key(),
|
||||
Some(self.value_hash),
|
||||
None,
|
||||
)?;
|
||||
pub(crate) fn remove_if_equal(&self, gc_todo_tree: &db::Tree) -> Result<(), Error> {
|
||||
gc_todo_tree.db().transaction(|txn| {
|
||||
let key = self.todo_table_key();
|
||||
if txn.get(gc_todo_tree, &key)?.as_deref() == Some(self.value_hash.as_slice()) {
|
||||
txn.remove(gc_todo_tree, &key)?;
|
||||
}
|
||||
Ok(())
|
||||
})?;
|
||||
Ok(())
|
||||
}
|
||||
|
||||
|
|
|
|||
|
|
@ -31,14 +31,14 @@ pub struct MerkleUpdater<F: TableSchema, R: TableReplication> {
|
|||
// - value = the hash of the full serialized item, if present,
|
||||
// or an empty vec if item is absent (deleted)
|
||||
// Fields in data:
|
||||
// pub(crate) merkle_todo: sled::Tree,
|
||||
// pub(crate) merkle_todo: db::Tree,
|
||||
// pub(crate) merkle_todo_notify: Notify,
|
||||
|
||||
// Content of the merkle tree: items where
|
||||
// - key = .bytes() for MerkleNodeKey
|
||||
// - value = serialization of a MerkleNode, assumed to be MerkleNode::empty if not found
|
||||
// Field in data:
|
||||
// pub(crate) merkle_tree: sled::Tree,
|
||||
// pub(crate) merkle_tree: db::Tree,
|
||||
empty_node_hash: Hash,
|
||||
}
|
||||
|
||||
|
|
@ -291,10 +291,6 @@ impl<F: TableSchema, R: TableReplication> MerkleUpdater<F, R> {
|
|||
Ok(self.data.merkle_tree.len()?)
|
||||
}
|
||||
|
||||
pub fn merkle_tree_fast_len(&self) -> Result<Option<usize>, Error> {
|
||||
Ok(self.data.merkle_tree.fast_len()?)
|
||||
}
|
||||
|
||||
pub fn todo_len(&self) -> Result<usize, Error> {
|
||||
Ok(self.data.merkle_todo.len()?)
|
||||
}
|
||||
|
|
|
|||
|
|
@ -1,7 +1,6 @@
|
|||
use opentelemetry::{global, metrics::*, KeyValue};
|
||||
|
||||
use garage_db as db;
|
||||
use garage_db::counted_tree_hack::CountedTree;
|
||||
|
||||
/// TableMetrics reference all counter used for metrics
|
||||
pub struct TableMetrics {
|
||||
|
|
@ -27,7 +26,7 @@ impl TableMetrics {
|
|||
store: db::Tree,
|
||||
merkle_tree: db::Tree,
|
||||
merkle_todo: db::Tree,
|
||||
gc_todo: CountedTree,
|
||||
gc_todo: db::Tree,
|
||||
) -> Self {
|
||||
let meter = global::meter(table_name);
|
||||
TableMetrics {
|
||||
|
|
@ -35,9 +34,9 @@ impl TableMetrics {
|
|||
.u64_value_observer(
|
||||
"table.size",
|
||||
move |observer| {
|
||||
if let Ok(Some(v)) = store.fast_len() {
|
||||
if let Ok(value) = store.len() {
|
||||
observer.observe(
|
||||
v as u64,
|
||||
value as u64,
|
||||
&[KeyValue::new("table_name", table_name)],
|
||||
);
|
||||
}
|
||||
|
|
@ -49,9 +48,9 @@ impl TableMetrics {
|
|||
.u64_value_observer(
|
||||
"table.merkle_tree_size",
|
||||
move |observer| {
|
||||
if let Ok(Some(v)) = merkle_tree.fast_len() {
|
||||
if let Ok(value) = merkle_tree.len() {
|
||||
observer.observe(
|
||||
v as u64,
|
||||
value as u64,
|
||||
&[KeyValue::new("table_name", table_name)],
|
||||
);
|
||||
}
|
||||
|
|
@ -77,10 +76,12 @@ impl TableMetrics {
|
|||
.u64_value_observer(
|
||||
"table.gc_todo_queue_length",
|
||||
move |observer| {
|
||||
observer.observe(
|
||||
gc_todo.len() as u64,
|
||||
&[KeyValue::new("table_name", table_name)],
|
||||
);
|
||||
if let Ok(value) = gc_todo.len() {
|
||||
observer.observe(
|
||||
value as u64,
|
||||
&[KeyValue::new("table_name", table_name)],
|
||||
);
|
||||
}
|
||||
},
|
||||
)
|
||||
.with_description("Table garbage collector TODO queue length")
|
||||
|
|
|
|||
|
|
@ -87,20 +87,10 @@ pub struct Config {
|
|||
pub kubernetes_discovery: Option<KubernetesDiscoveryConfig>,
|
||||
|
||||
// -- DB
|
||||
/// Database engine to use for metadata (options: sled, sqlite, lmdb)
|
||||
/// Database engine to use for metadata (options: sqlite, lmdb)
|
||||
#[serde(default = "default_db_engine")]
|
||||
pub db_engine: String,
|
||||
|
||||
/// Sled cache size, in bytes
|
||||
#[serde(
|
||||
deserialize_with = "deserialize_capacity",
|
||||
default = "default_sled_cache_capacity"
|
||||
)]
|
||||
pub sled_cache_capacity: usize,
|
||||
/// Sled flush interval in milliseconds
|
||||
#[serde(default = "default_sled_flush_every_ms")]
|
||||
pub sled_flush_every_ms: u64,
|
||||
|
||||
/// LMDB map size
|
||||
#[serde(deserialize_with = "deserialize_capacity", default)]
|
||||
pub lmdb_map_size: usize,
|
||||
|
|
@ -246,13 +236,6 @@ fn default_db_engine() -> String {
|
|||
"lmdb".into()
|
||||
}
|
||||
|
||||
fn default_sled_cache_capacity() -> usize {
|
||||
128 * 1024 * 1024
|
||||
}
|
||||
fn default_sled_flush_every_ms() -> u64 {
|
||||
2000
|
||||
}
|
||||
|
||||
fn default_block_size() -> usize {
|
||||
1048576
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in a new issue