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sharding: using eth leveldb, interface mismatch

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Former-commit-id: 127630fadb68deff3418e499f303f7eab16e775f [formerly 20bf39d9d62f72857512b505cfac7e122002c4ab]
Former-commit-id: d3baf1deac782fa9ee4bcceae658723b65d1b08d
This commit is contained in:
Raul Jordan 2018-05-22 14:49:59 -04:00
parent 8c58ffc333
commit 0f27660b18
2 changed files with 17 additions and 6 deletions
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9
sharding/database/database.go
View File

@ -9,13 +9,14 @@ import (
"github.com/micro/cli"
)
// CreateShardDB initializes a shardDB that writes to local disk.
func CreateShardDB(ctx *cli.Context, name string) (sharding.ShardBackend, error) {
// NewShardDB initializes a shardDB that writes to local disk.
func NewShardDB(ctx *cli.Context, name string) (sharding.ShardBackend, error) {
dataDir := ctx.GlobalString(utils.DataDir.Name)
dataDir := ctx.GlobalString(utils.DataDirFlag.Name)
path := filepath.Join(dataDir, name)
// Uses default cache and handles values.
// TODO: fix interface.
// TODO: allow these to be set based on cli context.
// TODO: fix interface - lots of methods do not match.
return ethdb.NewLDBDatabase(path, 16, 16)
}

14
sharding/notary/service.go
View File

@ -2,6 +2,8 @@ package notary
import (
"github.com/ethereum/go-ethereum/log"
"github.com/ethereum/go-ethereum/sharding"
"github.com/ethereum/go-ethereum/sharding/database"
"github.com/ethereum/go-ethereum/sharding/node"
cli "gopkg.in/urfave/cli.v1"
@ -11,12 +13,20 @@ import (
// in a sharded system. Must satisfy the Service interface defined in
// sharding/service.go.
type Notary struct {
node node.Node
node node.Node
shardDB sharding.ShardBackend
}
// NewNotary creates a new notary instance.
func NewNotary(ctx *cli.Context, node node.Node) (*Notary, error) {
return &Notary{node}, nil
// Initializes a shardDB that writes to disk at /path/to/datadir/shardchaindata.
// This DB can be used by the Notary service to create Shard struct
// instances.
shardDB, err := database.NewShardDB(node.Context(), "shardchaindata")
if err != nil {
return nil, err
}
return &Notary{node, shardDB}, nil
}
// Start the main routine for a notary.