Files
next.orly.dev/pkg/bbolt/identity.go
woikos 9fed1261ad Add BBolt database backend for HDD-optimized archival relays (v0.48.0)
- BBolt B+tree backend with sequential access patterns for spinning disks
- Write batching (5000 events / 128MB / 30s flush) to reduce disk thrashing
- Adjacency list storage for graph data (one key per vertex, not per edge)
- Bloom filter for fast negative edge existence checks (~12MB for 10M edges)
- No query cache (saves RAM, B+tree reads are fast enough on HDD)
- Migration tool: orly migrate --from badger --to bbolt
- Configuration: ORLY_BBOLT_* environment variables

Files modified:
- app/config/config.go: Added BBolt configuration options
- main.go: Added migrate subcommand and BBolt config wiring
- pkg/database/factory.go: Added BBolt factory registration
- pkg/bbolt/*: New BBolt database backend implementation

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
2026-01-06 06:50:58 +01:00

67 lines
1.5 KiB
Go

//go:build !(js && wasm)
package bbolt
import (
"crypto/rand"
"errors"
bolt "go.etcd.io/bbolt"
)
const identityKey = "relay_identity_secret"
// GetRelayIdentitySecret gets the relay's identity secret key.
func (b *B) GetRelayIdentitySecret() (skb []byte, err error) {
err = b.db.View(func(tx *bolt.Tx) error {
bucket := tx.Bucket(bucketMeta)
if bucket == nil {
return errors.New("bbolt: meta bucket not found")
}
data := bucket.Get([]byte(identityKey))
if data == nil {
return errors.New("bbolt: relay identity not set")
}
skb = make([]byte, len(data))
copy(skb, data)
return nil
})
return
}
// SetRelayIdentitySecret sets the relay's identity secret key.
func (b *B) SetRelayIdentitySecret(skb []byte) error {
if len(skb) != 32 {
return errors.New("bbolt: invalid secret key length (must be 32 bytes)")
}
return b.db.Update(func(tx *bolt.Tx) error {
bucket := tx.Bucket(bucketMeta)
if bucket == nil {
return errors.New("bbolt: meta bucket not found")
}
return bucket.Put([]byte(identityKey), skb)
})
}
// GetOrCreateRelayIdentitySecret gets or creates the relay's identity secret.
func (b *B) GetOrCreateRelayIdentitySecret() (skb []byte, err error) {
// Try to get existing secret
skb, err = b.GetRelayIdentitySecret()
if err == nil && len(skb) == 32 {
return skb, nil
}
// Generate new secret
skb = make([]byte, 32)
if _, err = rand.Read(skb); err != nil {
return nil, err
}
// Store it
if err = b.SetRelayIdentitySecret(skb); err != nil {
return nil, err
}
return skb, nil
}