From 10112b4b0ec435f9957340fd015d9c0dcd852cc4 Mon Sep 17 00:00:00 2001 From: Aurora Gaffney Date: Fri, 9 Aug 2024 21:59:47 -0500 Subject: [PATCH] feat: initial ledger state database (#77) This creates the initial ledger state database with support for storing and retrieving blocks --- config.go | 8 ++ database/database.go | 171 ++++++++++++++++++++++++++++++++++++++++++ database/logger.go | 59 +++++++++++++++ go.mod | 23 ++++++ go.sum | 122 ++++++++++++++++++++++++++++++ node.go | 11 +++ state/models/block.go | 24 ++++++ state/state.go | 121 ++++++++++++++++++++++++++++++ 8 files changed, 539 insertions(+) create mode 100644 database/database.go create mode 100644 database/logger.go create mode 100644 state/models/block.go create mode 100644 state/state.go diff --git a/config.go b/config.go index c0cdd47..47fa83c 100644 --- a/config.go +++ b/config.go @@ -23,6 +23,7 @@ import ( ) type Config struct { + dataDir string logger *slog.Logger listeners []ListenerConfig network string @@ -90,6 +91,13 @@ func NewConfig(opts ...ConfigOptionFunc) Config { return c } +// WithDataDir specifies the persistent data directory to use. The default is to store everything in memory +func WithDataDir(dataDir string) ConfigOptionFunc { + return func(c *Config) { + c.dataDir = dataDir + } +} + // WithLogger specifies the logger to use. This defaults to discarding log output func WithLogger(logger *slog.Logger) ConfigOptionFunc { return func(c *Config) { diff --git a/database/database.go b/database/database.go new file mode 100644 index 0000000..a20e435 --- /dev/null +++ b/database/database.go @@ -0,0 +1,171 @@ +// Copyright 2024 Blink Labs Software +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package database + +import ( + "errors" + "fmt" + "io" + "io/fs" + "log/slog" + "os" + "path/filepath" + "time" + + badger "github.com/dgraph-io/badger/v4" + "github.com/glebarez/sqlite" + "gorm.io/gorm" +) + +type Database interface { + Metadata() *gorm.DB + Blob() *badger.DB +} + +type BaseDatabase struct { + logger *slog.Logger + metadata *gorm.DB + blob *badger.DB + blobGcTimer *time.Ticker +} + +// Metadata returns the underlying metadata DB instance +func (b *BaseDatabase) Metadata() *gorm.DB { + return b.metadata +} + +// Blob returns the underling blob DB instance +func (b *BaseDatabase) Blob() *badger.DB { + return b.blob +} + +func (b *BaseDatabase) init() error { + if b.logger == nil { + // Create logger to throw away logs + // We do this so we don't have to add guards around every log operation + b.logger = slog.New(slog.NewJSONHandler(io.Discard, nil)) + } + // Run GC periodically for Badger DB + b.blobGcTimer = time.NewTicker(5 * time.Minute) + go b.blobGc() + return nil +} + +func (b *BaseDatabase) blobGc() { + for range b.blobGcTimer.C { + again: + err := b.blob.RunValueLogGC(0.5) + if err != nil { + // Log any actual errors + if !errors.Is(err, badger.ErrNoRewrite) { + b.logger.Warn( + fmt.Sprintf("blob DB: GC failure: %s", err), + ) + } + } else { + // Run it again if it just ran successfully + goto again + } + } +} + +// InMemoryDatabase stores all data in memory. Data will not be persisted +type InMemoryDatabase struct { + *BaseDatabase +} + +// NewInMemory creates a new in-memory database +func NewInMemory(logger *slog.Logger) (*InMemoryDatabase, error) { + // Open sqlite DB + metadataDb, err := gorm.Open(sqlite.Open(":memory:"), &gorm.Config{}) + if err != nil { + return nil, err + } + // Open Badger DB + badgerOpts := badger.DefaultOptions(""). + WithLogger(NewBadgerLogger(logger)). + // The default INFO logging is a bit verbose + WithLoggingLevel(badger.WARNING). + WithInMemory(true) + blobDb, err := badger.Open(badgerOpts) + if err != nil { + return nil, err + } + db := &InMemoryDatabase{ + BaseDatabase: &BaseDatabase{ + logger: logger, + metadata: metadataDb, + blob: blobDb, + }, + } + if err := db.init(); err != nil { + return nil, err + } + return db, nil +} + +// PersistentDatabase stores its data on disk, providing persistence across restarts +type PersistentDatabase struct { + *BaseDatabase + dataDir string +} + +// NewPersistent creates a new persistent database instance using the provided data directory +func NewPersistent(dataDir string, logger *slog.Logger) (*PersistentDatabase, error) { + // Make sure that we can read data dir, and create if it doesn't exist + if _, err := os.Stat(dataDir); err != nil { + if !errors.Is(err, fs.ErrNotExist) { + return nil, fmt.Errorf("failed to read data dir: %w", err) + } + // Create data directory + if err := os.MkdirAll(dataDir, fs.ModePerm); err != nil { + return nil, fmt.Errorf("failed to create data dir: %w", err) + } + } + // Open sqlite DB + metadataDbPath := filepath.Join( + dataDir, + "metadata.sqlite", + ) + metadataDb, err := gorm.Open(sqlite.Open(metadataDbPath), &gorm.Config{}) + if err != nil { + return nil, err + } + // Open Badger DB + blobDir := filepath.Join( + dataDir, + "blob", + ) + badgerOpts := badger.DefaultOptions(blobDir). + WithLogger(NewBadgerLogger(logger)). + // The default INFO logging is a bit verbose + WithLoggingLevel(badger.WARNING) + blobDb, err := badger.Open(badgerOpts) + if err != nil { + return nil, err + } + db := &PersistentDatabase{ + BaseDatabase: &BaseDatabase{ + logger: logger, + metadata: metadataDb, + blob: blobDb, + }, + dataDir: dataDir, + } + if err := db.init(); err != nil { + return nil, err + } + return db, nil +} diff --git a/database/logger.go b/database/logger.go new file mode 100644 index 0000000..a44fe35 --- /dev/null +++ b/database/logger.go @@ -0,0 +1,59 @@ +// Copyright 2024 Blink Labs Software +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package database + +import ( + "fmt" + "io" + "log/slog" +) + +// BadgerLogger is a wrapper type to give our logger the expected interface +type BadgerLogger struct { + logger *slog.Logger +} + +func NewBadgerLogger(logger *slog.Logger) *BadgerLogger { + if logger == nil { + // Create logger to throw away logs + // We do this so we don't have to add guards around every log operation + logger = slog.New(slog.NewJSONHandler(io.Discard, nil)) + } + return &BadgerLogger{logger: logger} +} + +func (b *BadgerLogger) Infof(msg string, args ...any) { + b.logger.Info( + fmt.Sprintf(msg, args...), + ) +} + +func (b *BadgerLogger) Warningf(msg string, args ...any) { + b.logger.Warn( + fmt.Sprintf(msg, args...), + ) +} + +func (b *BadgerLogger) Debugf(msg string, args ...any) { + b.logger.Debug( + fmt.Sprintf(msg, args...), + ) +} + +func (b *BadgerLogger) Errorf(msg string, args ...any) { + b.logger.Error( + fmt.Sprintf(msg, args...), + ) +} diff --git a/go.mod b/go.mod index 3e64e4a..157418c 100644 --- a/go.mod +++ b/go.mod @@ -4,6 +4,8 @@ go 1.21.5 require ( github.com/blinklabs-io/gouroboros v0.91.1 + github.com/dgraph-io/badger/v4 v4.2.0 + github.com/glebarez/sqlite v1.11.0 github.com/prometheus/client_golang v1.19.1 github.com/spf13/cobra v1.8.1 go.opentelemetry.io/otel v1.28.0 @@ -11,6 +13,7 @@ require ( go.opentelemetry.io/otel/exporters/stdout/stdouttrace v1.28.0 go.opentelemetry.io/otel/sdk v1.28.0 golang.org/x/sys v0.23.0 + gorm.io/gorm v1.25.11 ) require ( @@ -18,19 +21,35 @@ require ( github.com/beorn7/perks v1.0.1 // indirect github.com/cenkalti/backoff/v4 v4.3.0 // indirect github.com/cespare/xxhash/v2 v2.3.0 // indirect + github.com/dgraph-io/ristretto v0.1.1 // indirect + github.com/dustin/go-humanize v1.0.1 // indirect github.com/fxamacker/cbor/v2 v2.7.0 // indirect + github.com/glebarez/go-sqlite v1.21.2 // indirect github.com/go-logr/logr v1.4.2 // indirect github.com/go-logr/stdr v1.2.2 // indirect + github.com/gogo/protobuf v1.3.2 // indirect + github.com/golang/glog v1.2.0 // indirect + github.com/golang/groupcache v0.0.0-20190702054246-869f871628b6 // indirect + github.com/golang/protobuf v1.5.4 // indirect + github.com/golang/snappy v0.0.3 // indirect + github.com/google/flatbuffers v1.12.1 // indirect github.com/google/uuid v1.6.0 // indirect github.com/grpc-ecosystem/grpc-gateway/v2 v2.20.0 // indirect github.com/inconshreveable/mousetrap v1.1.0 // indirect github.com/jinzhu/copier v0.4.0 // indirect + github.com/jinzhu/inflection v1.0.0 // indirect + github.com/jinzhu/now v1.1.5 // indirect + github.com/klauspost/compress v1.12.3 // indirect + github.com/mattn/go-isatty v0.0.17 // indirect + github.com/pkg/errors v0.9.1 // indirect github.com/prometheus/client_model v0.6.1 // indirect github.com/prometheus/common v0.52.2 // indirect github.com/prometheus/procfs v0.13.0 // indirect + github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec // indirect github.com/spf13/pflag v1.0.5 // indirect github.com/utxorpc/go-codegen v0.8.0 // indirect github.com/x448/float16 v0.8.4 // indirect + go.opencensus.io v0.22.5 // indirect go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.28.0 // indirect go.opentelemetry.io/otel/metric v1.28.0 // indirect go.opentelemetry.io/otel/trace v1.28.0 // indirect @@ -42,4 +61,8 @@ require ( google.golang.org/genproto/googleapis/rpc v0.0.0-20240701130421-f6361c86f094 // indirect google.golang.org/grpc v1.64.1 // indirect google.golang.org/protobuf v1.34.2 // indirect + modernc.org/libc v1.22.5 // indirect + modernc.org/mathutil v1.5.0 // indirect + modernc.org/memory v1.5.0 // indirect + modernc.org/sqlite v1.23.1 // indirect ) diff --git a/go.sum b/go.sum index 2c60b65..2307c91 100644 --- a/go.sum +++ b/go.sum @@ -1,5 +1,7 @@ +cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw= filippo.io/edwards25519 v1.1.0 h1:FNf4tywRC1HmFuKW5xopWpigGjJKiJSV0Cqo0cJWDaA= filippo.io/edwards25519 v1.1.0/go.mod h1:BxyFTGdWcka3PhytdK4V28tE5sGfRvvvRV7EaN4VDT4= +github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU= github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM= github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw= github.com/blinklabs-io/gouroboros v0.91.1 h1:LUfBRMr7Zq8t4She6mQkpEngX1VCOvN6EsxuvW5hKAk= @@ -8,20 +10,56 @@ github.com/blinklabs-io/ouroboros-mock v0.3.2 h1:tsym/TxeZB1N7GaxAvLU7hrMicszBR9 github.com/blinklabs-io/ouroboros-mock v0.3.2/go.mod h1:4Lmv174yNH63x83YKKpcQJY10f3WkZFGDy1GvMh3ChY= github.com/cenkalti/backoff/v4 v4.3.0 h1:MyRJ/UdXutAwSAT+s3wNd7MfTIcy71VQueUuFK343L8= github.com/cenkalti/backoff/v4 v4.3.0/go.mod h1:Y3VNntkOUPxTVeUxJ/G5vcM//AlwfmyYozVcomhLiZE= +github.com/cespare/xxhash/v2 v2.1.1/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs= github.com/cespare/xxhash/v2 v2.3.0 h1:UL815xU9SqsFlibzuggzjXhog7bL6oX9BbNZnL2UFvs= github.com/cespare/xxhash/v2 v2.3.0/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs= +github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw= github.com/cpuguy83/go-md2man/v2 v2.0.4/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o= +github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= +github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc h1:U9qPSI2PIWSS1VwoXQT9A3Wy9MM3WgvqSxFWenqJduM= github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= +github.com/dgraph-io/badger/v4 v4.2.0 h1:kJrlajbXXL9DFTNuhhu9yCx7JJa4qpYWxtE8BzuWsEs= +github.com/dgraph-io/badger/v4 v4.2.0/go.mod h1:qfCqhPoWDFJRx1gp5QwwyGo8xk1lbHUxvK9nK0OGAak= +github.com/dgraph-io/ristretto v0.1.1 h1:6CWw5tJNgpegArSHpNHJKldNeq03FQCwYvfMVWajOK8= +github.com/dgraph-io/ristretto v0.1.1/go.mod h1:S1GPSBCYCIhmVNfcth17y2zZtQT6wzkzgwUve0VDWWA= +github.com/dgryski/go-farm v0.0.0-20190423205320-6a90982ecee2 h1:tdlZCpZ/P9DhczCTSixgIKmwPv6+wP5DGjqLYw5SUiA= +github.com/dgryski/go-farm v0.0.0-20190423205320-6a90982ecee2/go.mod h1:SqUrOPUnsFjfmXRMNPybcSiG0BgUW2AuFH8PAnS2iTw= +github.com/dustin/go-humanize v1.0.0/go.mod h1:HtrtbFcZ19U5GC7JDqmcUSB87Iq5E25KnS6fMYU6eOk= +github.com/dustin/go-humanize v1.0.1 h1:GzkhY7T5VNhEkwH0PVJgjz+fX1rhBrR7pRT3mDkpeCY= +github.com/dustin/go-humanize v1.0.1/go.mod h1:Mu1zIs6XwVuF/gI1OepvI0qD18qycQx+mFykh5fBlto= github.com/fxamacker/cbor/v2 v2.7.0 h1:iM5WgngdRBanHcxugY4JySA0nk1wZorNOpTgCMedv5E= github.com/fxamacker/cbor/v2 v2.7.0/go.mod h1:pxXPTn3joSm21Gbwsv0w9OSA2y1HFR9qXEeXQVeNoDQ= +github.com/glebarez/go-sqlite v1.21.2 h1:3a6LFC4sKahUunAmynQKLZceZCOzUthkRkEAl9gAXWo= +github.com/glebarez/go-sqlite v1.21.2/go.mod h1:sfxdZyhQjTM2Wry3gVYWaW072Ri1WMdWJi0k6+3382k= +github.com/glebarez/sqlite v1.11.0 h1:wSG0irqzP6VurnMEpFGer5Li19RpIRi2qvQz++w0GMw= +github.com/glebarez/sqlite v1.11.0/go.mod h1:h8/o8j5wiAsqSPoWELDUdJXhjAhsVliSn7bWZjOhrgQ= github.com/go-logr/logr v1.2.2/go.mod h1:jdQByPbusPIv2/zmleS9BjJVeZ6kBagPoEUsqbVz/1A= github.com/go-logr/logr v1.4.2 h1:6pFjapn8bFcIbiKo3XT4j/BhANplGihG6tvd+8rYgrY= github.com/go-logr/logr v1.4.2/go.mod h1:9T104GzyrTigFIr8wt5mBrctHMim0Nb2HLGrmQ40KvY= github.com/go-logr/stdr v1.2.2 h1:hSWxHoqTgW2S2qGc0LTAI563KZ5YKYRhT3MFKZMbjag= github.com/go-logr/stdr v1.2.2/go.mod h1:mMo/vtBO5dYbehREoey6XUKy/eSumjCCveDpRre4VKE= +github.com/gogo/protobuf v1.3.2 h1:Ov1cvc58UF3b5XjBnZv7+opcTcQFZebYjWzi34vdm4Q= +github.com/gogo/protobuf v1.3.2/go.mod h1:P1XiOD3dCwIKUDQYPy72D8LYyHL2YPYrpS2s69NZV8Q= +github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b/go.mod h1:SBH7ygxi8pfUlaOkMMuAQtPIUF8ecWP5IEl/CR7VP2Q= +github.com/golang/glog v1.2.0 h1:uCdmnmatrKCgMBlM4rMuJZWOkPDqdbZPnrMXDY4gI68= +github.com/golang/glog v1.2.0/go.mod h1:6AhwSGph0fcJtXVM/PEHPqZlFeoLxhs7/t5UDAwmO+w= +github.com/golang/groupcache v0.0.0-20190702054246-869f871628b6 h1:ZgQEtGgCBiWRM39fZuwSd1LwSqqSW0hOdXCYYDX0R3I= +github.com/golang/groupcache v0.0.0-20190702054246-869f871628b6/go.mod h1:cIg4eruTrX1D+g88fzRXU5OdNfaM+9IcxsU14FzY7Hc= +github.com/golang/mock v1.1.1/go.mod h1:oTYuIxOrZwtPieC+H1uAHpcLFnEyAGVDL/k47Jfbm0A= +github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U= +github.com/golang/protobuf v1.3.1/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U= +github.com/golang/protobuf v1.5.4 h1:i7eJL8qZTpSEXOPTxNKhASYpMn+8e5Q6AdndVa1dWek= +github.com/golang/protobuf v1.5.4/go.mod h1:lnTiLA8Wa4RWRcIUkrtSVa5nRhsEGBg48fD6rSs7xps= +github.com/golang/snappy v0.0.3 h1:fHPg5GQYlCeLIPB9BZqMVR5nR9A+IM5zcgeTdjMYmLA= +github.com/golang/snappy v0.0.3/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q= +github.com/google/flatbuffers v1.12.1 h1:MVlul7pQNoDzWRLTw5imwYsl+usrS1TXG2H4jg6ImGw= 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h1:vpF70FUmC8bwa3OWnCshd2FqLfsEA9PFc4w1p2J65bw= github.com/jinzhu/copier v0.4.0 h1:w3ciUoD19shMCRargcpm0cm91ytaBhDvuRpz1ODO/U8= github.com/jinzhu/copier v0.4.0/go.mod h1:DfbEm0FYsaqBcKcFuvmOZb218JkPGtvSHsKg8S8hyyg= +github.com/jinzhu/inflection v1.0.0 h1:K317FqzuhWc8YvSVlFMCCUb36O/S9MCKRDI7QkRKD/E= +github.com/jinzhu/inflection v1.0.0/go.mod h1:h+uFLlag+Qp1Va5pdKtLDYj+kHp5pxUVkryuEj+Srlc= +github.com/jinzhu/now v1.1.5 h1:/o9tlHleP7gOFmsnYNz3RGnqzefHA47wQpKrrdTIwXQ= +github.com/jinzhu/now v1.1.5/go.mod h1:d3SSVoowX0Lcu0IBviAWJpolVfI5UJVZZ7cO71lE/z8= +github.com/kisielk/errcheck v1.5.0/go.mod h1:pFxgyoBC7bSaBwPgfKdkLd5X25qrDl4LWUI2bnpBCr8= +github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck= +github.com/klauspost/compress v1.12.3 h1:G5AfA94pHPysR56qqrkO2pxEexdDzrpFJ6yt/VqWxVU= +github.com/klauspost/compress v1.12.3/go.mod h1:8dP1Hq4DHOhN9w426knH3Rhby4rFm6D8eO+e+Dq5Gzg= +github.com/mattn/go-isatty v0.0.17 h1:BTarxUcIeDqL27Mc+vyvdWYSL28zpIhv3RoTdsLMPng= 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h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4= github.com/stretchr/testify v1.9.0 h1:HtqpIVDClZ4nwg75+f6Lvsy/wHu+3BoSGCbBAcpTsTg= github.com/stretchr/testify v1.9.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY= github.com/utxorpc/go-codegen v0.8.0 h1:KFhYwxx0VU3nPm43v2WmtR+uQE2zqXTNIQbYgRA1K9U= github.com/utxorpc/go-codegen v0.8.0/go.mod h1:+npvJc9wftIf8JMtWaRXxwjX0YlOCpNp1OlZVioNEO0= github.com/x448/float16 v0.8.4 h1:qLwI1I70+NjRFUR3zs1JPUCgaCXSh3SW62uAKT1mSBM= github.com/x448/float16 v0.8.4/go.mod h1:14CWIYCyZA/cWjXOioeEpHeN/83MdbZDRQHoFcYsOfg= +github.com/yuin/goldmark v1.1.27/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74= +github.com/yuin/goldmark v1.2.1/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74= +go.opencensus.io v0.22.5 h1:dntmOdLpSpHlVqbW5Eay97DelsZHe+55D+xC6i0dDS0= +go.opencensus.io v0.22.5/go.mod h1:5pWMHQbX5EPX2/62yrJeAkowc+lfs/XD7Uxpq3pI6kk= go.opentelemetry.io/otel v1.28.0 h1:/SqNcYk+idO0CxKEUOtKQClMK/MimZihKYMruSMViUo= go.opentelemetry.io/otel v1.28.0/go.mod h1:q68ijF8Fc8CnMHKyzqL6akLO46ePnjkgfIMIjUIX9z4= go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.28.0 h1:3Q/xZUyC1BBkualc9ROb4G8qkH90LXEIICcs5zv1OYY= @@ -69,22 +129,84 @@ go.opentelemetry.io/proto/otlp v1.3.1 h1:TrMUixzpM0yuc/znrFTP9MMRh8trP93mkCiDVeX go.opentelemetry.io/proto/otlp v1.3.1/go.mod h1:0X1WI4de4ZsLrrJNLAQbFeLCm3T7yBkR0XqQ7niQU+8= go.uber.org/goleak v1.3.0 h1:2K3zAYmnTNqV73imy9J1T3WC+gmCePx2hEGkimedGto= go.uber.org/goleak v1.3.0/go.mod h1:CoHD4mav9JJNrW/WLlf7HGZPjdw8EucARQHekz1X6bE= +golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w= +golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI= +golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto= golang.org/x/crypto v0.25.0 h1:ypSNr+bnYL2YhwoMt2zPxHFmbAN1KZs/njMG3hxUp30= golang.org/x/crypto v0.25.0/go.mod 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ouroboros "github.com/blinklabs-io/gouroboros" ) @@ -35,6 +36,7 @@ type Node struct { outboundConns map[ouroboros.ConnectionId]outboundPeer outboundConnsMutex sync.Mutex mempool *mempool.Mempool + ledgerState *state.LedgerState shutdownFuncs []func(context.Context) error } @@ -63,6 +65,15 @@ func (n *Node) Run() error { return err } } + // Load state + state, err := state.NewLedgerState( + n.config.dataDir, + n.config.logger, + ) + if err != nil { + return fmt.Errorf("failed to load state database: %w", err) + } + n.ledgerState = state // Configure connection manager n.connManager = ouroboros.NewConnectionManager( ouroboros.ConnectionManagerConfig{ diff --git a/state/models/block.go b/state/models/block.go new file mode 100644 index 0000000..3022148 --- /dev/null +++ b/state/models/block.go @@ -0,0 +1,24 @@ +// Copyright 2024 Blink Labs Software +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package models + +type Block struct { + ID uint `gorm:"primarykey"` + Slot uint64 + Number uint64 + Hash []byte + Type uint8 + Cbor []byte `gorm:"-"` // This is here for convenience but not represented in the metadata DB +} diff --git a/state/state.go b/state/state.go new file mode 100644 index 0000000..b0dcc78 --- /dev/null +++ b/state/state.go @@ -0,0 +1,121 @@ +// Copyright 2024 Blink Labs Software +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package state + +import ( + "errors" + "io" + "log/slog" + "math/big" + + "github.com/blinklabs-io/node/database" + "github.com/blinklabs-io/node/state/models" + "gorm.io/gorm" + + ocommon "github.com/blinklabs-io/gouroboros/protocol/common" + badger "github.com/dgraph-io/badger/v4" +) + +type LedgerState struct { + logger *slog.Logger + dataDir string + db database.Database +} + +func NewLedgerState(dataDir string, logger *slog.Logger) (*LedgerState, error) { + ls := &LedgerState{ + dataDir: dataDir, + logger: logger, + } + if logger == nil { + // Create logger to throw away logs + // We do this so we don't have to add guards around every log operation + ls.logger = slog.New(slog.NewJSONHandler(io.Discard, nil)) + } + if dataDir == "" { + db, err := database.NewInMemory(ls.logger) + if err != nil { + return nil, err + } + ls.db = db + } else { + db, err := database.NewPersistent(dataDir, ls.logger) + if err != nil { + return nil, err + } + ls.db = db + } + // Create the table schemas + if err := ls.db.Metadata().AutoMigrate(&models.Block{}); err != nil { + return nil, err + } + return ls, nil +} + +func (ls *LedgerState) AddBlock(block models.Block) error { + // Add block to blob DB + slotBytes := make([]byte, 8) + new(big.Int).SetUint64(block.Slot).FillBytes(slotBytes) + key := []byte("b") + key = append(key, slotBytes...) + key = append(key, block.Hash...) + err := ls.db.Blob().Update(func(txn *badger.Txn) error { + err := txn.Set(key, block.Cbor) + return err + }) + if err != nil { + return err + } + // Add to metadata DB + if result := ls.db.Metadata().Create(&block); result.Error != nil { + return result.Error + } + return nil +} + +func (ls *LedgerState) GetBlock(point ocommon.Point) (*models.Block, error) { + var ret models.Block + // Block metadata + result := ls.db.Metadata().First(&ret, "slot = ? AND hash = ?", point.Slot, point.Hash) + if result.Error != nil { + if !errors.Is(result.Error, gorm.ErrRecordNotFound) { + return nil, result.Error + } + return nil, nil + } + // Block CBOR + slotBytes := make([]byte, 8) + new(big.Int).SetUint64(point.Slot).FillBytes(slotBytes) + key := []byte("b") + key = append(key, slotBytes...) + key = append(key, point.Hash...) + err := ls.db.Blob().View(func(txn *badger.Txn) error { + item, err := txn.Get(key) + if err != nil { + return err + } + ret.Cbor, err = item.ValueCopy(nil) + if err != nil { + return err + } + return nil + }) + if err != nil { + if errors.Is(err, badger.ErrKeyNotFound) { + return nil, nil + } + } + return &ret, nil +}