DB as a service
Fixes https://github.com/tendermint/tendermint/issues/1162
Databases as a service!
Can now access Databases as a remote service
via gRPC for performance and easy deployment.
The caveat is that each service is stateful in regards to
the DB i.e. each unique service uses only one unique DB
but nonetheless multiple clients can access it.
A full standalone example
```go
package main
import (
"bytes"
"context"
"log"
grpcdb "github.com/tendermint/tmlibs/grpcdb"
protodb "github.com/tendermint/tmlibs/proto"
)
func main() {
addr := ":8998"
go func() {
if err := grpcdb.BindRemoteDBServer(addr); err != nil {
log.Fatalf("BindRemoteDBServer: %v", err)
}
}()
client, err := grpcdb.NewClient(addr, false)
if err != nil {
log.Fatalf("Failed to create grpcDB client: %v", err)
}
ctx := context.Background()
// 1. Initialize the DB
in := &protodb.Init{
Type: "leveldb",
Name: "grpc-uno-test",
Dir: ".",
}
if _, err := client.Init(ctx, in); err != nil {
log.Fatalf("Init error: %v", err)
}
// 2. Now it can be used!
query1 := &protodb.Entity{Key: []byte("Project"), Value:
[]byte("Tmlibs-on-gRPC")}
if _, err := client.SetSync(ctx, query1); err != nil {
log.Fatalf("SetSync err: %v", err)
}
query2 := &protodb.Entity{Key: []byte("Project")}
read, err := client.Get(ctx, query2)
if err != nil {
log.Fatalf("Get err: %v", err)
}
if g, w := read.Value, []byte("Tmlibs-on-gRPC"); !bytes.Equal(g, w) {
log.Fatalf("got= (%q ==> % X)\nwant=(%q ==> % X)", g, g, w, w)
}
}
```
2018-03-12 00:39:34 -07:00
|
|
|
// Code generated by protoc-gen-go. DO NOT EDIT.
|
|
|
|
// source: defs.proto
|
|
|
|
|
2018-05-21 17:37:53 -04:00
|
|
|
/*
|
|
|
|
Package protodb is a generated protocol buffer package.
|
|
|
|
|
|
|
|
It is generated from these files:
|
|
|
|
defs.proto
|
|
|
|
|
|
|
|
It has these top-level messages:
|
|
|
|
Batch
|
|
|
|
Operation
|
|
|
|
Entity
|
|
|
|
Nothing
|
|
|
|
Domain
|
|
|
|
Iterator
|
|
|
|
Stats
|
|
|
|
Init
|
|
|
|
*/
|
DB as a service
Fixes https://github.com/tendermint/tendermint/issues/1162
Databases as a service!
Can now access Databases as a remote service
via gRPC for performance and easy deployment.
The caveat is that each service is stateful in regards to
the DB i.e. each unique service uses only one unique DB
but nonetheless multiple clients can access it.
A full standalone example
```go
package main
import (
"bytes"
"context"
"log"
grpcdb "github.com/tendermint/tmlibs/grpcdb"
protodb "github.com/tendermint/tmlibs/proto"
)
func main() {
addr := ":8998"
go func() {
if err := grpcdb.BindRemoteDBServer(addr); err != nil {
log.Fatalf("BindRemoteDBServer: %v", err)
}
}()
client, err := grpcdb.NewClient(addr, false)
if err != nil {
log.Fatalf("Failed to create grpcDB client: %v", err)
}
ctx := context.Background()
// 1. Initialize the DB
in := &protodb.Init{
Type: "leveldb",
Name: "grpc-uno-test",
Dir: ".",
}
if _, err := client.Init(ctx, in); err != nil {
log.Fatalf("Init error: %v", err)
}
// 2. Now it can be used!
query1 := &protodb.Entity{Key: []byte("Project"), Value:
[]byte("Tmlibs-on-gRPC")}
if _, err := client.SetSync(ctx, query1); err != nil {
log.Fatalf("SetSync err: %v", err)
}
query2 := &protodb.Entity{Key: []byte("Project")}
read, err := client.Get(ctx, query2)
if err != nil {
log.Fatalf("Get err: %v", err)
}
if g, w := read.Value, []byte("Tmlibs-on-gRPC"); !bytes.Equal(g, w) {
log.Fatalf("got= (%q ==> % X)\nwant=(%q ==> % X)", g, g, w, w)
}
}
```
2018-03-12 00:39:34 -07:00
|
|
|
package protodb
|
|
|
|
|
|
|
|
import proto "github.com/golang/protobuf/proto"
|
|
|
|
import fmt "fmt"
|
|
|
|
import math "math"
|
|
|
|
|
|
|
|
import (
|
|
|
|
context "golang.org/x/net/context"
|
|
|
|
grpc "google.golang.org/grpc"
|
|
|
|
)
|
|
|
|
|
|
|
|
// Reference imports to suppress errors if they are not otherwise used.
|
|
|
|
var _ = proto.Marshal
|
|
|
|
var _ = fmt.Errorf
|
|
|
|
var _ = math.Inf
|
|
|
|
|
|
|
|
// This is a compile-time assertion to ensure that this generated file
|
|
|
|
// is compatible with the proto package it is being compiled against.
|
|
|
|
// A compilation error at this line likely means your copy of the
|
|
|
|
// proto package needs to be updated.
|
|
|
|
const _ = proto.ProtoPackageIsVersion2 // please upgrade the proto package
|
|
|
|
|
2018-05-08 16:38:39 +02:00
|
|
|
type Operation_Type int32
|
|
|
|
|
|
|
|
const (
|
|
|
|
Operation_SET Operation_Type = 0
|
|
|
|
Operation_DELETE Operation_Type = 1
|
|
|
|
)
|
|
|
|
|
|
|
|
var Operation_Type_name = map[int32]string{
|
|
|
|
0: "SET",
|
|
|
|
1: "DELETE",
|
|
|
|
}
|
|
|
|
var Operation_Type_value = map[string]int32{
|
|
|
|
"SET": 0,
|
|
|
|
"DELETE": 1,
|
|
|
|
}
|
|
|
|
|
|
|
|
func (x Operation_Type) String() string {
|
|
|
|
return proto.EnumName(Operation_Type_name, int32(x))
|
|
|
|
}
|
2018-05-21 17:37:53 -04:00
|
|
|
func (Operation_Type) EnumDescriptor() ([]byte, []int) { return fileDescriptor0, []int{1, 0} }
|
2018-05-08 16:38:39 +02:00
|
|
|
|
|
|
|
type Batch struct {
|
2018-05-21 17:37:53 -04:00
|
|
|
Ops []*Operation `protobuf:"bytes,1,rep,name=ops" json:"ops,omitempty"`
|
2018-05-08 16:38:39 +02:00
|
|
|
}
|
|
|
|
|
2018-05-21 17:37:53 -04:00
|
|
|
func (m *Batch) Reset() { *m = Batch{} }
|
|
|
|
func (m *Batch) String() string { return proto.CompactTextString(m) }
|
|
|
|
func (*Batch) ProtoMessage() {}
|
|
|
|
func (*Batch) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{0} }
|
2018-05-08 16:38:39 +02:00
|
|
|
|
|
|
|
func (m *Batch) GetOps() []*Operation {
|
|
|
|
if m != nil {
|
|
|
|
return m.Ops
|
|
|
|
}
|
|
|
|
return nil
|
|
|
|
}
|
|
|
|
|
|
|
|
type Operation struct {
|
2018-05-21 17:37:53 -04:00
|
|
|
Entity *Entity `protobuf:"bytes,1,opt,name=entity" json:"entity,omitempty"`
|
|
|
|
Type Operation_Type `protobuf:"varint,2,opt,name=type,enum=protodb.Operation_Type" json:"type,omitempty"`
|
2018-05-08 16:38:39 +02:00
|
|
|
}
|
|
|
|
|
2018-05-21 17:37:53 -04:00
|
|
|
func (m *Operation) Reset() { *m = Operation{} }
|
|
|
|
func (m *Operation) String() string { return proto.CompactTextString(m) }
|
|
|
|
func (*Operation) ProtoMessage() {}
|
|
|
|
func (*Operation) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{1} }
|
2018-05-08 16:38:39 +02:00
|
|
|
|
|
|
|
func (m *Operation) GetEntity() *Entity {
|
|
|
|
if m != nil {
|
|
|
|
return m.Entity
|
|
|
|
}
|
|
|
|
return nil
|
|
|
|
}
|
|
|
|
|
|
|
|
func (m *Operation) GetType() Operation_Type {
|
|
|
|
if m != nil {
|
|
|
|
return m.Type
|
|
|
|
}
|
|
|
|
return Operation_SET
|
|
|
|
}
|
|
|
|
|
DB as a service
Fixes https://github.com/tendermint/tendermint/issues/1162
Databases as a service!
Can now access Databases as a remote service
via gRPC for performance and easy deployment.
The caveat is that each service is stateful in regards to
the DB i.e. each unique service uses only one unique DB
but nonetheless multiple clients can access it.
A full standalone example
```go
package main
import (
"bytes"
"context"
"log"
grpcdb "github.com/tendermint/tmlibs/grpcdb"
protodb "github.com/tendermint/tmlibs/proto"
)
func main() {
addr := ":8998"
go func() {
if err := grpcdb.BindRemoteDBServer(addr); err != nil {
log.Fatalf("BindRemoteDBServer: %v", err)
}
}()
client, err := grpcdb.NewClient(addr, false)
if err != nil {
log.Fatalf("Failed to create grpcDB client: %v", err)
}
ctx := context.Background()
// 1. Initialize the DB
in := &protodb.Init{
Type: "leveldb",
Name: "grpc-uno-test",
Dir: ".",
}
if _, err := client.Init(ctx, in); err != nil {
log.Fatalf("Init error: %v", err)
}
// 2. Now it can be used!
query1 := &protodb.Entity{Key: []byte("Project"), Value:
[]byte("Tmlibs-on-gRPC")}
if _, err := client.SetSync(ctx, query1); err != nil {
log.Fatalf("SetSync err: %v", err)
}
query2 := &protodb.Entity{Key: []byte("Project")}
read, err := client.Get(ctx, query2)
if err != nil {
log.Fatalf("Get err: %v", err)
}
if g, w := read.Value, []byte("Tmlibs-on-gRPC"); !bytes.Equal(g, w) {
log.Fatalf("got= (%q ==> % X)\nwant=(%q ==> % X)", g, g, w, w)
}
}
```
2018-03-12 00:39:34 -07:00
|
|
|
type Entity struct {
|
2018-05-21 17:37:53 -04:00
|
|
|
Id int32 `protobuf:"varint,1,opt,name=id" json:"id,omitempty"`
|
|
|
|
Key []byte `protobuf:"bytes,2,opt,name=key,proto3" json:"key,omitempty"`
|
|
|
|
Value []byte `protobuf:"bytes,3,opt,name=value,proto3" json:"value,omitempty"`
|
|
|
|
Exists bool `protobuf:"varint,4,opt,name=exists" json:"exists,omitempty"`
|
|
|
|
Start []byte `protobuf:"bytes,5,opt,name=start,proto3" json:"start,omitempty"`
|
|
|
|
End []byte `protobuf:"bytes,6,opt,name=end,proto3" json:"end,omitempty"`
|
|
|
|
Err string `protobuf:"bytes,7,opt,name=err" json:"err,omitempty"`
|
|
|
|
CreatedAt int64 `protobuf:"varint,8,opt,name=created_at,json=createdAt" json:"created_at,omitempty"`
|
DB as a service
Fixes https://github.com/tendermint/tendermint/issues/1162
Databases as a service!
Can now access Databases as a remote service
via gRPC for performance and easy deployment.
The caveat is that each service is stateful in regards to
the DB i.e. each unique service uses only one unique DB
but nonetheless multiple clients can access it.
A full standalone example
```go
package main
import (
"bytes"
"context"
"log"
grpcdb "github.com/tendermint/tmlibs/grpcdb"
protodb "github.com/tendermint/tmlibs/proto"
)
func main() {
addr := ":8998"
go func() {
if err := grpcdb.BindRemoteDBServer(addr); err != nil {
log.Fatalf("BindRemoteDBServer: %v", err)
}
}()
client, err := grpcdb.NewClient(addr, false)
if err != nil {
log.Fatalf("Failed to create grpcDB client: %v", err)
}
ctx := context.Background()
// 1. Initialize the DB
in := &protodb.Init{
Type: "leveldb",
Name: "grpc-uno-test",
Dir: ".",
}
if _, err := client.Init(ctx, in); err != nil {
log.Fatalf("Init error: %v", err)
}
// 2. Now it can be used!
query1 := &protodb.Entity{Key: []byte("Project"), Value:
[]byte("Tmlibs-on-gRPC")}
if _, err := client.SetSync(ctx, query1); err != nil {
log.Fatalf("SetSync err: %v", err)
}
query2 := &protodb.Entity{Key: []byte("Project")}
read, err := client.Get(ctx, query2)
if err != nil {
log.Fatalf("Get err: %v", err)
}
if g, w := read.Value, []byte("Tmlibs-on-gRPC"); !bytes.Equal(g, w) {
log.Fatalf("got= (%q ==> % X)\nwant=(%q ==> % X)", g, g, w, w)
}
}
```
2018-03-12 00:39:34 -07:00
|
|
|
}
|
|
|
|
|
2018-05-21 17:37:53 -04:00
|
|
|
func (m *Entity) Reset() { *m = Entity{} }
|
|
|
|
func (m *Entity) String() string { return proto.CompactTextString(m) }
|
|
|
|
func (*Entity) ProtoMessage() {}
|
|
|
|
func (*Entity) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{2} }
|
DB as a service
Fixes https://github.com/tendermint/tendermint/issues/1162
Databases as a service!
Can now access Databases as a remote service
via gRPC for performance and easy deployment.
The caveat is that each service is stateful in regards to
the DB i.e. each unique service uses only one unique DB
but nonetheless multiple clients can access it.
A full standalone example
```go
package main
import (
"bytes"
"context"
"log"
grpcdb "github.com/tendermint/tmlibs/grpcdb"
protodb "github.com/tendermint/tmlibs/proto"
)
func main() {
addr := ":8998"
go func() {
if err := grpcdb.BindRemoteDBServer(addr); err != nil {
log.Fatalf("BindRemoteDBServer: %v", err)
}
}()
client, err := grpcdb.NewClient(addr, false)
if err != nil {
log.Fatalf("Failed to create grpcDB client: %v", err)
}
ctx := context.Background()
// 1. Initialize the DB
in := &protodb.Init{
Type: "leveldb",
Name: "grpc-uno-test",
Dir: ".",
}
if _, err := client.Init(ctx, in); err != nil {
log.Fatalf("Init error: %v", err)
}
// 2. Now it can be used!
query1 := &protodb.Entity{Key: []byte("Project"), Value:
[]byte("Tmlibs-on-gRPC")}
if _, err := client.SetSync(ctx, query1); err != nil {
log.Fatalf("SetSync err: %v", err)
}
query2 := &protodb.Entity{Key: []byte("Project")}
read, err := client.Get(ctx, query2)
if err != nil {
log.Fatalf("Get err: %v", err)
}
if g, w := read.Value, []byte("Tmlibs-on-gRPC"); !bytes.Equal(g, w) {
log.Fatalf("got= (%q ==> % X)\nwant=(%q ==> % X)", g, g, w, w)
}
}
```
2018-03-12 00:39:34 -07:00
|
|
|
|
|
|
|
func (m *Entity) GetId() int32 {
|
|
|
|
if m != nil {
|
|
|
|
return m.Id
|
|
|
|
}
|
|
|
|
return 0
|
|
|
|
}
|
|
|
|
|
|
|
|
func (m *Entity) GetKey() []byte {
|
|
|
|
if m != nil {
|
|
|
|
return m.Key
|
|
|
|
}
|
|
|
|
return nil
|
|
|
|
}
|
|
|
|
|
|
|
|
func (m *Entity) GetValue() []byte {
|
|
|
|
if m != nil {
|
|
|
|
return m.Value
|
|
|
|
}
|
|
|
|
return nil
|
|
|
|
}
|
|
|
|
|
|
|
|
func (m *Entity) GetExists() bool {
|
|
|
|
if m != nil {
|
|
|
|
return m.Exists
|
|
|
|
}
|
|
|
|
return false
|
|
|
|
}
|
|
|
|
|
|
|
|
func (m *Entity) GetStart() []byte {
|
|
|
|
if m != nil {
|
|
|
|
return m.Start
|
|
|
|
}
|
|
|
|
return nil
|
|
|
|
}
|
|
|
|
|
|
|
|
func (m *Entity) GetEnd() []byte {
|
|
|
|
if m != nil {
|
|
|
|
return m.End
|
|
|
|
}
|
|
|
|
return nil
|
|
|
|
}
|
|
|
|
|
|
|
|
func (m *Entity) GetErr() string {
|
|
|
|
if m != nil {
|
|
|
|
return m.Err
|
|
|
|
}
|
|
|
|
return ""
|
|
|
|
}
|
|
|
|
|
2018-05-07 22:12:26 +02:00
|
|
|
func (m *Entity) GetCreatedAt() int64 {
|
DB as a service
Fixes https://github.com/tendermint/tendermint/issues/1162
Databases as a service!
Can now access Databases as a remote service
via gRPC for performance and easy deployment.
The caveat is that each service is stateful in regards to
the DB i.e. each unique service uses only one unique DB
but nonetheless multiple clients can access it.
A full standalone example
```go
package main
import (
"bytes"
"context"
"log"
grpcdb "github.com/tendermint/tmlibs/grpcdb"
protodb "github.com/tendermint/tmlibs/proto"
)
func main() {
addr := ":8998"
go func() {
if err := grpcdb.BindRemoteDBServer(addr); err != nil {
log.Fatalf("BindRemoteDBServer: %v", err)
}
}()
client, err := grpcdb.NewClient(addr, false)
if err != nil {
log.Fatalf("Failed to create grpcDB client: %v", err)
}
ctx := context.Background()
// 1. Initialize the DB
in := &protodb.Init{
Type: "leveldb",
Name: "grpc-uno-test",
Dir: ".",
}
if _, err := client.Init(ctx, in); err != nil {
log.Fatalf("Init error: %v", err)
}
// 2. Now it can be used!
query1 := &protodb.Entity{Key: []byte("Project"), Value:
[]byte("Tmlibs-on-gRPC")}
if _, err := client.SetSync(ctx, query1); err != nil {
log.Fatalf("SetSync err: %v", err)
}
query2 := &protodb.Entity{Key: []byte("Project")}
read, err := client.Get(ctx, query2)
if err != nil {
log.Fatalf("Get err: %v", err)
}
if g, w := read.Value, []byte("Tmlibs-on-gRPC"); !bytes.Equal(g, w) {
log.Fatalf("got= (%q ==> % X)\nwant=(%q ==> % X)", g, g, w, w)
}
}
```
2018-03-12 00:39:34 -07:00
|
|
|
if m != nil {
|
2018-05-07 22:12:26 +02:00
|
|
|
return m.CreatedAt
|
DB as a service
Fixes https://github.com/tendermint/tendermint/issues/1162
Databases as a service!
Can now access Databases as a remote service
via gRPC for performance and easy deployment.
The caveat is that each service is stateful in regards to
the DB i.e. each unique service uses only one unique DB
but nonetheless multiple clients can access it.
A full standalone example
```go
package main
import (
"bytes"
"context"
"log"
grpcdb "github.com/tendermint/tmlibs/grpcdb"
protodb "github.com/tendermint/tmlibs/proto"
)
func main() {
addr := ":8998"
go func() {
if err := grpcdb.BindRemoteDBServer(addr); err != nil {
log.Fatalf("BindRemoteDBServer: %v", err)
}
}()
client, err := grpcdb.NewClient(addr, false)
if err != nil {
log.Fatalf("Failed to create grpcDB client: %v", err)
}
ctx := context.Background()
// 1. Initialize the DB
in := &protodb.Init{
Type: "leveldb",
Name: "grpc-uno-test",
Dir: ".",
}
if _, err := client.Init(ctx, in); err != nil {
log.Fatalf("Init error: %v", err)
}
// 2. Now it can be used!
query1 := &protodb.Entity{Key: []byte("Project"), Value:
[]byte("Tmlibs-on-gRPC")}
if _, err := client.SetSync(ctx, query1); err != nil {
log.Fatalf("SetSync err: %v", err)
}
query2 := &protodb.Entity{Key: []byte("Project")}
read, err := client.Get(ctx, query2)
if err != nil {
log.Fatalf("Get err: %v", err)
}
if g, w := read.Value, []byte("Tmlibs-on-gRPC"); !bytes.Equal(g, w) {
log.Fatalf("got= (%q ==> % X)\nwant=(%q ==> % X)", g, g, w, w)
}
}
```
2018-03-12 00:39:34 -07:00
|
|
|
}
|
|
|
|
return 0
|
|
|
|
}
|
|
|
|
|
|
|
|
type Nothing struct {
|
|
|
|
}
|
|
|
|
|
2018-05-21 17:37:53 -04:00
|
|
|
func (m *Nothing) Reset() { *m = Nothing{} }
|
|
|
|
func (m *Nothing) String() string { return proto.CompactTextString(m) }
|
|
|
|
func (*Nothing) ProtoMessage() {}
|
|
|
|
func (*Nothing) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{3} }
|
DB as a service
Fixes https://github.com/tendermint/tendermint/issues/1162
Databases as a service!
Can now access Databases as a remote service
via gRPC for performance and easy deployment.
The caveat is that each service is stateful in regards to
the DB i.e. each unique service uses only one unique DB
but nonetheless multiple clients can access it.
A full standalone example
```go
package main
import (
"bytes"
"context"
"log"
grpcdb "github.com/tendermint/tmlibs/grpcdb"
protodb "github.com/tendermint/tmlibs/proto"
)
func main() {
addr := ":8998"
go func() {
if err := grpcdb.BindRemoteDBServer(addr); err != nil {
log.Fatalf("BindRemoteDBServer: %v", err)
}
}()
client, err := grpcdb.NewClient(addr, false)
if err != nil {
log.Fatalf("Failed to create grpcDB client: %v", err)
}
ctx := context.Background()
// 1. Initialize the DB
in := &protodb.Init{
Type: "leveldb",
Name: "grpc-uno-test",
Dir: ".",
}
if _, err := client.Init(ctx, in); err != nil {
log.Fatalf("Init error: %v", err)
}
// 2. Now it can be used!
query1 := &protodb.Entity{Key: []byte("Project"), Value:
[]byte("Tmlibs-on-gRPC")}
if _, err := client.SetSync(ctx, query1); err != nil {
log.Fatalf("SetSync err: %v", err)
}
query2 := &protodb.Entity{Key: []byte("Project")}
read, err := client.Get(ctx, query2)
if err != nil {
log.Fatalf("Get err: %v", err)
}
if g, w := read.Value, []byte("Tmlibs-on-gRPC"); !bytes.Equal(g, w) {
log.Fatalf("got= (%q ==> % X)\nwant=(%q ==> % X)", g, g, w, w)
}
}
```
2018-03-12 00:39:34 -07:00
|
|
|
|
2018-05-07 22:12:26 +02:00
|
|
|
type Domain struct {
|
2018-05-21 17:37:53 -04:00
|
|
|
Start []byte `protobuf:"bytes,1,opt,name=start,proto3" json:"start,omitempty"`
|
|
|
|
End []byte `protobuf:"bytes,2,opt,name=end,proto3" json:"end,omitempty"`
|
DB as a service
Fixes https://github.com/tendermint/tendermint/issues/1162
Databases as a service!
Can now access Databases as a remote service
via gRPC for performance and easy deployment.
The caveat is that each service is stateful in regards to
the DB i.e. each unique service uses only one unique DB
but nonetheless multiple clients can access it.
A full standalone example
```go
package main
import (
"bytes"
"context"
"log"
grpcdb "github.com/tendermint/tmlibs/grpcdb"
protodb "github.com/tendermint/tmlibs/proto"
)
func main() {
addr := ":8998"
go func() {
if err := grpcdb.BindRemoteDBServer(addr); err != nil {
log.Fatalf("BindRemoteDBServer: %v", err)
}
}()
client, err := grpcdb.NewClient(addr, false)
if err != nil {
log.Fatalf("Failed to create grpcDB client: %v", err)
}
ctx := context.Background()
// 1. Initialize the DB
in := &protodb.Init{
Type: "leveldb",
Name: "grpc-uno-test",
Dir: ".",
}
if _, err := client.Init(ctx, in); err != nil {
log.Fatalf("Init error: %v", err)
}
// 2. Now it can be used!
query1 := &protodb.Entity{Key: []byte("Project"), Value:
[]byte("Tmlibs-on-gRPC")}
if _, err := client.SetSync(ctx, query1); err != nil {
log.Fatalf("SetSync err: %v", err)
}
query2 := &protodb.Entity{Key: []byte("Project")}
read, err := client.Get(ctx, query2)
if err != nil {
log.Fatalf("Get err: %v", err)
}
if g, w := read.Value, []byte("Tmlibs-on-gRPC"); !bytes.Equal(g, w) {
log.Fatalf("got= (%q ==> % X)\nwant=(%q ==> % X)", g, g, w, w)
}
}
```
2018-03-12 00:39:34 -07:00
|
|
|
}
|
|
|
|
|
2018-05-21 17:37:53 -04:00
|
|
|
func (m *Domain) Reset() { *m = Domain{} }
|
|
|
|
func (m *Domain) String() string { return proto.CompactTextString(m) }
|
|
|
|
func (*Domain) ProtoMessage() {}
|
|
|
|
func (*Domain) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{4} }
|
DB as a service
Fixes https://github.com/tendermint/tendermint/issues/1162
Databases as a service!
Can now access Databases as a remote service
via gRPC for performance and easy deployment.
The caveat is that each service is stateful in regards to
the DB i.e. each unique service uses only one unique DB
but nonetheless multiple clients can access it.
A full standalone example
```go
package main
import (
"bytes"
"context"
"log"
grpcdb "github.com/tendermint/tmlibs/grpcdb"
protodb "github.com/tendermint/tmlibs/proto"
)
func main() {
addr := ":8998"
go func() {
if err := grpcdb.BindRemoteDBServer(addr); err != nil {
log.Fatalf("BindRemoteDBServer: %v", err)
}
}()
client, err := grpcdb.NewClient(addr, false)
if err != nil {
log.Fatalf("Failed to create grpcDB client: %v", err)
}
ctx := context.Background()
// 1. Initialize the DB
in := &protodb.Init{
Type: "leveldb",
Name: "grpc-uno-test",
Dir: ".",
}
if _, err := client.Init(ctx, in); err != nil {
log.Fatalf("Init error: %v", err)
}
// 2. Now it can be used!
query1 := &protodb.Entity{Key: []byte("Project"), Value:
[]byte("Tmlibs-on-gRPC")}
if _, err := client.SetSync(ctx, query1); err != nil {
log.Fatalf("SetSync err: %v", err)
}
query2 := &protodb.Entity{Key: []byte("Project")}
read, err := client.Get(ctx, query2)
if err != nil {
log.Fatalf("Get err: %v", err)
}
if g, w := read.Value, []byte("Tmlibs-on-gRPC"); !bytes.Equal(g, w) {
log.Fatalf("got= (%q ==> % X)\nwant=(%q ==> % X)", g, g, w, w)
}
}
```
2018-03-12 00:39:34 -07:00
|
|
|
|
2018-05-07 22:12:26 +02:00
|
|
|
func (m *Domain) GetStart() []byte {
|
DB as a service
Fixes https://github.com/tendermint/tendermint/issues/1162
Databases as a service!
Can now access Databases as a remote service
via gRPC for performance and easy deployment.
The caveat is that each service is stateful in regards to
the DB i.e. each unique service uses only one unique DB
but nonetheless multiple clients can access it.
A full standalone example
```go
package main
import (
"bytes"
"context"
"log"
grpcdb "github.com/tendermint/tmlibs/grpcdb"
protodb "github.com/tendermint/tmlibs/proto"
)
func main() {
addr := ":8998"
go func() {
if err := grpcdb.BindRemoteDBServer(addr); err != nil {
log.Fatalf("BindRemoteDBServer: %v", err)
}
}()
client, err := grpcdb.NewClient(addr, false)
if err != nil {
log.Fatalf("Failed to create grpcDB client: %v", err)
}
ctx := context.Background()
// 1. Initialize the DB
in := &protodb.Init{
Type: "leveldb",
Name: "grpc-uno-test",
Dir: ".",
}
if _, err := client.Init(ctx, in); err != nil {
log.Fatalf("Init error: %v", err)
}
// 2. Now it can be used!
query1 := &protodb.Entity{Key: []byte("Project"), Value:
[]byte("Tmlibs-on-gRPC")}
if _, err := client.SetSync(ctx, query1); err != nil {
log.Fatalf("SetSync err: %v", err)
}
query2 := &protodb.Entity{Key: []byte("Project")}
read, err := client.Get(ctx, query2)
if err != nil {
log.Fatalf("Get err: %v", err)
}
if g, w := read.Value, []byte("Tmlibs-on-gRPC"); !bytes.Equal(g, w) {
log.Fatalf("got= (%q ==> % X)\nwant=(%q ==> % X)", g, g, w, w)
}
}
```
2018-03-12 00:39:34 -07:00
|
|
|
if m != nil {
|
|
|
|
return m.Start
|
|
|
|
}
|
|
|
|
return nil
|
|
|
|
}
|
|
|
|
|
2018-05-07 22:12:26 +02:00
|
|
|
func (m *Domain) GetEnd() []byte {
|
DB as a service
Fixes https://github.com/tendermint/tendermint/issues/1162
Databases as a service!
Can now access Databases as a remote service
via gRPC for performance and easy deployment.
The caveat is that each service is stateful in regards to
the DB i.e. each unique service uses only one unique DB
but nonetheless multiple clients can access it.
A full standalone example
```go
package main
import (
"bytes"
"context"
"log"
grpcdb "github.com/tendermint/tmlibs/grpcdb"
protodb "github.com/tendermint/tmlibs/proto"
)
func main() {
addr := ":8998"
go func() {
if err := grpcdb.BindRemoteDBServer(addr); err != nil {
log.Fatalf("BindRemoteDBServer: %v", err)
}
}()
client, err := grpcdb.NewClient(addr, false)
if err != nil {
log.Fatalf("Failed to create grpcDB client: %v", err)
}
ctx := context.Background()
// 1. Initialize the DB
in := &protodb.Init{
Type: "leveldb",
Name: "grpc-uno-test",
Dir: ".",
}
if _, err := client.Init(ctx, in); err != nil {
log.Fatalf("Init error: %v", err)
}
// 2. Now it can be used!
query1 := &protodb.Entity{Key: []byte("Project"), Value:
[]byte("Tmlibs-on-gRPC")}
if _, err := client.SetSync(ctx, query1); err != nil {
log.Fatalf("SetSync err: %v", err)
}
query2 := &protodb.Entity{Key: []byte("Project")}
read, err := client.Get(ctx, query2)
if err != nil {
log.Fatalf("Get err: %v", err)
}
if g, w := read.Value, []byte("Tmlibs-on-gRPC"); !bytes.Equal(g, w) {
log.Fatalf("got= (%q ==> % X)\nwant=(%q ==> % X)", g, g, w, w)
}
}
```
2018-03-12 00:39:34 -07:00
|
|
|
if m != nil {
|
|
|
|
return m.End
|
|
|
|
}
|
|
|
|
return nil
|
|
|
|
}
|
|
|
|
|
|
|
|
type Iterator struct {
|
2018-05-21 17:37:53 -04:00
|
|
|
Domain *Domain `protobuf:"bytes,1,opt,name=domain" json:"domain,omitempty"`
|
|
|
|
Valid bool `protobuf:"varint,2,opt,name=valid" json:"valid,omitempty"`
|
|
|
|
Key []byte `protobuf:"bytes,3,opt,name=key,proto3" json:"key,omitempty"`
|
|
|
|
Value []byte `protobuf:"bytes,4,opt,name=value,proto3" json:"value,omitempty"`
|
DB as a service
Fixes https://github.com/tendermint/tendermint/issues/1162
Databases as a service!
Can now access Databases as a remote service
via gRPC for performance and easy deployment.
The caveat is that each service is stateful in regards to
the DB i.e. each unique service uses only one unique DB
but nonetheless multiple clients can access it.
A full standalone example
```go
package main
import (
"bytes"
"context"
"log"
grpcdb "github.com/tendermint/tmlibs/grpcdb"
protodb "github.com/tendermint/tmlibs/proto"
)
func main() {
addr := ":8998"
go func() {
if err := grpcdb.BindRemoteDBServer(addr); err != nil {
log.Fatalf("BindRemoteDBServer: %v", err)
}
}()
client, err := grpcdb.NewClient(addr, false)
if err != nil {
log.Fatalf("Failed to create grpcDB client: %v", err)
}
ctx := context.Background()
// 1. Initialize the DB
in := &protodb.Init{
Type: "leveldb",
Name: "grpc-uno-test",
Dir: ".",
}
if _, err := client.Init(ctx, in); err != nil {
log.Fatalf("Init error: %v", err)
}
// 2. Now it can be used!
query1 := &protodb.Entity{Key: []byte("Project"), Value:
[]byte("Tmlibs-on-gRPC")}
if _, err := client.SetSync(ctx, query1); err != nil {
log.Fatalf("SetSync err: %v", err)
}
query2 := &protodb.Entity{Key: []byte("Project")}
read, err := client.Get(ctx, query2)
if err != nil {
log.Fatalf("Get err: %v", err)
}
if g, w := read.Value, []byte("Tmlibs-on-gRPC"); !bytes.Equal(g, w) {
log.Fatalf("got= (%q ==> % X)\nwant=(%q ==> % X)", g, g, w, w)
}
}
```
2018-03-12 00:39:34 -07:00
|
|
|
}
|
|
|
|
|
2018-05-21 17:37:53 -04:00
|
|
|
func (m *Iterator) Reset() { *m = Iterator{} }
|
|
|
|
func (m *Iterator) String() string { return proto.CompactTextString(m) }
|
|
|
|
func (*Iterator) ProtoMessage() {}
|
|
|
|
func (*Iterator) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{5} }
|
DB as a service
Fixes https://github.com/tendermint/tendermint/issues/1162
Databases as a service!
Can now access Databases as a remote service
via gRPC for performance and easy deployment.
The caveat is that each service is stateful in regards to
the DB i.e. each unique service uses only one unique DB
but nonetheless multiple clients can access it.
A full standalone example
```go
package main
import (
"bytes"
"context"
"log"
grpcdb "github.com/tendermint/tmlibs/grpcdb"
protodb "github.com/tendermint/tmlibs/proto"
)
func main() {
addr := ":8998"
go func() {
if err := grpcdb.BindRemoteDBServer(addr); err != nil {
log.Fatalf("BindRemoteDBServer: %v", err)
}
}()
client, err := grpcdb.NewClient(addr, false)
if err != nil {
log.Fatalf("Failed to create grpcDB client: %v", err)
}
ctx := context.Background()
// 1. Initialize the DB
in := &protodb.Init{
Type: "leveldb",
Name: "grpc-uno-test",
Dir: ".",
}
if _, err := client.Init(ctx, in); err != nil {
log.Fatalf("Init error: %v", err)
}
// 2. Now it can be used!
query1 := &protodb.Entity{Key: []byte("Project"), Value:
[]byte("Tmlibs-on-gRPC")}
if _, err := client.SetSync(ctx, query1); err != nil {
log.Fatalf("SetSync err: %v", err)
}
query2 := &protodb.Entity{Key: []byte("Project")}
read, err := client.Get(ctx, query2)
if err != nil {
log.Fatalf("Get err: %v", err)
}
if g, w := read.Value, []byte("Tmlibs-on-gRPC"); !bytes.Equal(g, w) {
log.Fatalf("got= (%q ==> % X)\nwant=(%q ==> % X)", g, g, w, w)
}
}
```
2018-03-12 00:39:34 -07:00
|
|
|
|
2018-05-07 22:12:26 +02:00
|
|
|
func (m *Iterator) GetDomain() *Domain {
|
DB as a service
Fixes https://github.com/tendermint/tendermint/issues/1162
Databases as a service!
Can now access Databases as a remote service
via gRPC for performance and easy deployment.
The caveat is that each service is stateful in regards to
the DB i.e. each unique service uses only one unique DB
but nonetheless multiple clients can access it.
A full standalone example
```go
package main
import (
"bytes"
"context"
"log"
grpcdb "github.com/tendermint/tmlibs/grpcdb"
protodb "github.com/tendermint/tmlibs/proto"
)
func main() {
addr := ":8998"
go func() {
if err := grpcdb.BindRemoteDBServer(addr); err != nil {
log.Fatalf("BindRemoteDBServer: %v", err)
}
}()
client, err := grpcdb.NewClient(addr, false)
if err != nil {
log.Fatalf("Failed to create grpcDB client: %v", err)
}
ctx := context.Background()
// 1. Initialize the DB
in := &protodb.Init{
Type: "leveldb",
Name: "grpc-uno-test",
Dir: ".",
}
if _, err := client.Init(ctx, in); err != nil {
log.Fatalf("Init error: %v", err)
}
// 2. Now it can be used!
query1 := &protodb.Entity{Key: []byte("Project"), Value:
[]byte("Tmlibs-on-gRPC")}
if _, err := client.SetSync(ctx, query1); err != nil {
log.Fatalf("SetSync err: %v", err)
}
query2 := &protodb.Entity{Key: []byte("Project")}
read, err := client.Get(ctx, query2)
if err != nil {
log.Fatalf("Get err: %v", err)
}
if g, w := read.Value, []byte("Tmlibs-on-gRPC"); !bytes.Equal(g, w) {
log.Fatalf("got= (%q ==> % X)\nwant=(%q ==> % X)", g, g, w, w)
}
}
```
2018-03-12 00:39:34 -07:00
|
|
|
if m != nil {
|
|
|
|
return m.Domain
|
|
|
|
}
|
|
|
|
return nil
|
|
|
|
}
|
|
|
|
|
|
|
|
func (m *Iterator) GetValid() bool {
|
|
|
|
if m != nil {
|
|
|
|
return m.Valid
|
|
|
|
}
|
|
|
|
return false
|
|
|
|
}
|
|
|
|
|
|
|
|
func (m *Iterator) GetKey() []byte {
|
|
|
|
if m != nil {
|
|
|
|
return m.Key
|
|
|
|
}
|
|
|
|
return nil
|
|
|
|
}
|
|
|
|
|
|
|
|
func (m *Iterator) GetValue() []byte {
|
|
|
|
if m != nil {
|
|
|
|
return m.Value
|
|
|
|
}
|
|
|
|
return nil
|
|
|
|
}
|
|
|
|
|
|
|
|
type Stats struct {
|
2018-05-21 17:37:53 -04:00
|
|
|
Data map[string]string `protobuf:"bytes,1,rep,name=data" json:"data,omitempty" protobuf_key:"bytes,1,opt,name=key" protobuf_val:"bytes,2,opt,name=value"`
|
|
|
|
TimeAt int64 `protobuf:"varint,2,opt,name=time_at,json=timeAt" json:"time_at,omitempty"`
|
DB as a service
Fixes https://github.com/tendermint/tendermint/issues/1162
Databases as a service!
Can now access Databases as a remote service
via gRPC for performance and easy deployment.
The caveat is that each service is stateful in regards to
the DB i.e. each unique service uses only one unique DB
but nonetheless multiple clients can access it.
A full standalone example
```go
package main
import (
"bytes"
"context"
"log"
grpcdb "github.com/tendermint/tmlibs/grpcdb"
protodb "github.com/tendermint/tmlibs/proto"
)
func main() {
addr := ":8998"
go func() {
if err := grpcdb.BindRemoteDBServer(addr); err != nil {
log.Fatalf("BindRemoteDBServer: %v", err)
}
}()
client, err := grpcdb.NewClient(addr, false)
if err != nil {
log.Fatalf("Failed to create grpcDB client: %v", err)
}
ctx := context.Background()
// 1. Initialize the DB
in := &protodb.Init{
Type: "leveldb",
Name: "grpc-uno-test",
Dir: ".",
}
if _, err := client.Init(ctx, in); err != nil {
log.Fatalf("Init error: %v", err)
}
// 2. Now it can be used!
query1 := &protodb.Entity{Key: []byte("Project"), Value:
[]byte("Tmlibs-on-gRPC")}
if _, err := client.SetSync(ctx, query1); err != nil {
log.Fatalf("SetSync err: %v", err)
}
query2 := &protodb.Entity{Key: []byte("Project")}
read, err := client.Get(ctx, query2)
if err != nil {
log.Fatalf("Get err: %v", err)
}
if g, w := read.Value, []byte("Tmlibs-on-gRPC"); !bytes.Equal(g, w) {
log.Fatalf("got= (%q ==> % X)\nwant=(%q ==> % X)", g, g, w, w)
}
}
```
2018-03-12 00:39:34 -07:00
|
|
|
}
|
|
|
|
|
2018-05-21 17:37:53 -04:00
|
|
|
func (m *Stats) Reset() { *m = Stats{} }
|
|
|
|
func (m *Stats) String() string { return proto.CompactTextString(m) }
|
|
|
|
func (*Stats) ProtoMessage() {}
|
|
|
|
func (*Stats) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{6} }
|
DB as a service
Fixes https://github.com/tendermint/tendermint/issues/1162
Databases as a service!
Can now access Databases as a remote service
via gRPC for performance and easy deployment.
The caveat is that each service is stateful in regards to
the DB i.e. each unique service uses only one unique DB
but nonetheless multiple clients can access it.
A full standalone example
```go
package main
import (
"bytes"
"context"
"log"
grpcdb "github.com/tendermint/tmlibs/grpcdb"
protodb "github.com/tendermint/tmlibs/proto"
)
func main() {
addr := ":8998"
go func() {
if err := grpcdb.BindRemoteDBServer(addr); err != nil {
log.Fatalf("BindRemoteDBServer: %v", err)
}
}()
client, err := grpcdb.NewClient(addr, false)
if err != nil {
log.Fatalf("Failed to create grpcDB client: %v", err)
}
ctx := context.Background()
// 1. Initialize the DB
in := &protodb.Init{
Type: "leveldb",
Name: "grpc-uno-test",
Dir: ".",
}
if _, err := client.Init(ctx, in); err != nil {
log.Fatalf("Init error: %v", err)
}
// 2. Now it can be used!
query1 := &protodb.Entity{Key: []byte("Project"), Value:
[]byte("Tmlibs-on-gRPC")}
if _, err := client.SetSync(ctx, query1); err != nil {
log.Fatalf("SetSync err: %v", err)
}
query2 := &protodb.Entity{Key: []byte("Project")}
read, err := client.Get(ctx, query2)
if err != nil {
log.Fatalf("Get err: %v", err)
}
if g, w := read.Value, []byte("Tmlibs-on-gRPC"); !bytes.Equal(g, w) {
log.Fatalf("got= (%q ==> % X)\nwant=(%q ==> % X)", g, g, w, w)
}
}
```
2018-03-12 00:39:34 -07:00
|
|
|
|
|
|
|
func (m *Stats) GetData() map[string]string {
|
|
|
|
if m != nil {
|
|
|
|
return m.Data
|
|
|
|
}
|
|
|
|
return nil
|
|
|
|
}
|
|
|
|
|
|
|
|
func (m *Stats) GetTimeAt() int64 {
|
|
|
|
if m != nil {
|
|
|
|
return m.TimeAt
|
|
|
|
}
|
|
|
|
return 0
|
|
|
|
}
|
|
|
|
|
|
|
|
type Init struct {
|
2018-05-21 17:37:53 -04:00
|
|
|
Type string `protobuf:"bytes,1,opt,name=Type" json:"Type,omitempty"`
|
|
|
|
Name string `protobuf:"bytes,2,opt,name=Name" json:"Name,omitempty"`
|
|
|
|
Dir string `protobuf:"bytes,3,opt,name=Dir" json:"Dir,omitempty"`
|
DB as a service
Fixes https://github.com/tendermint/tendermint/issues/1162
Databases as a service!
Can now access Databases as a remote service
via gRPC for performance and easy deployment.
The caveat is that each service is stateful in regards to
the DB i.e. each unique service uses only one unique DB
but nonetheless multiple clients can access it.
A full standalone example
```go
package main
import (
"bytes"
"context"
"log"
grpcdb "github.com/tendermint/tmlibs/grpcdb"
protodb "github.com/tendermint/tmlibs/proto"
)
func main() {
addr := ":8998"
go func() {
if err := grpcdb.BindRemoteDBServer(addr); err != nil {
log.Fatalf("BindRemoteDBServer: %v", err)
}
}()
client, err := grpcdb.NewClient(addr, false)
if err != nil {
log.Fatalf("Failed to create grpcDB client: %v", err)
}
ctx := context.Background()
// 1. Initialize the DB
in := &protodb.Init{
Type: "leveldb",
Name: "grpc-uno-test",
Dir: ".",
}
if _, err := client.Init(ctx, in); err != nil {
log.Fatalf("Init error: %v", err)
}
// 2. Now it can be used!
query1 := &protodb.Entity{Key: []byte("Project"), Value:
[]byte("Tmlibs-on-gRPC")}
if _, err := client.SetSync(ctx, query1); err != nil {
log.Fatalf("SetSync err: %v", err)
}
query2 := &protodb.Entity{Key: []byte("Project")}
read, err := client.Get(ctx, query2)
if err != nil {
log.Fatalf("Get err: %v", err)
}
if g, w := read.Value, []byte("Tmlibs-on-gRPC"); !bytes.Equal(g, w) {
log.Fatalf("got= (%q ==> % X)\nwant=(%q ==> % X)", g, g, w, w)
}
}
```
2018-03-12 00:39:34 -07:00
|
|
|
}
|
|
|
|
|
2018-05-21 17:37:53 -04:00
|
|
|
func (m *Init) Reset() { *m = Init{} }
|
|
|
|
func (m *Init) String() string { return proto.CompactTextString(m) }
|
|
|
|
func (*Init) ProtoMessage() {}
|
|
|
|
func (*Init) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{7} }
|
DB as a service
Fixes https://github.com/tendermint/tendermint/issues/1162
Databases as a service!
Can now access Databases as a remote service
via gRPC for performance and easy deployment.
The caveat is that each service is stateful in regards to
the DB i.e. each unique service uses only one unique DB
but nonetheless multiple clients can access it.
A full standalone example
```go
package main
import (
"bytes"
"context"
"log"
grpcdb "github.com/tendermint/tmlibs/grpcdb"
protodb "github.com/tendermint/tmlibs/proto"
)
func main() {
addr := ":8998"
go func() {
if err := grpcdb.BindRemoteDBServer(addr); err != nil {
log.Fatalf("BindRemoteDBServer: %v", err)
}
}()
client, err := grpcdb.NewClient(addr, false)
if err != nil {
log.Fatalf("Failed to create grpcDB client: %v", err)
}
ctx := context.Background()
// 1. Initialize the DB
in := &protodb.Init{
Type: "leveldb",
Name: "grpc-uno-test",
Dir: ".",
}
if _, err := client.Init(ctx, in); err != nil {
log.Fatalf("Init error: %v", err)
}
// 2. Now it can be used!
query1 := &protodb.Entity{Key: []byte("Project"), Value:
[]byte("Tmlibs-on-gRPC")}
if _, err := client.SetSync(ctx, query1); err != nil {
log.Fatalf("SetSync err: %v", err)
}
query2 := &protodb.Entity{Key: []byte("Project")}
read, err := client.Get(ctx, query2)
if err != nil {
log.Fatalf("Get err: %v", err)
}
if g, w := read.Value, []byte("Tmlibs-on-gRPC"); !bytes.Equal(g, w) {
log.Fatalf("got= (%q ==> % X)\nwant=(%q ==> % X)", g, g, w, w)
}
}
```
2018-03-12 00:39:34 -07:00
|
|
|
|
|
|
|
func (m *Init) GetType() string {
|
|
|
|
if m != nil {
|
|
|
|
return m.Type
|
|
|
|
}
|
|
|
|
return ""
|
|
|
|
}
|
|
|
|
|
|
|
|
func (m *Init) GetName() string {
|
|
|
|
if m != nil {
|
|
|
|
return m.Name
|
|
|
|
}
|
|
|
|
return ""
|
|
|
|
}
|
|
|
|
|
|
|
|
func (m *Init) GetDir() string {
|
|
|
|
if m != nil {
|
|
|
|
return m.Dir
|
|
|
|
}
|
|
|
|
return ""
|
|
|
|
}
|
|
|
|
|
|
|
|
func init() {
|
2018-05-08 16:38:39 +02:00
|
|
|
proto.RegisterType((*Batch)(nil), "protodb.Batch")
|
|
|
|
proto.RegisterType((*Operation)(nil), "protodb.Operation")
|
DB as a service
Fixes https://github.com/tendermint/tendermint/issues/1162
Databases as a service!
Can now access Databases as a remote service
via gRPC for performance and easy deployment.
The caveat is that each service is stateful in regards to
the DB i.e. each unique service uses only one unique DB
but nonetheless multiple clients can access it.
A full standalone example
```go
package main
import (
"bytes"
"context"
"log"
grpcdb "github.com/tendermint/tmlibs/grpcdb"
protodb "github.com/tendermint/tmlibs/proto"
)
func main() {
addr := ":8998"
go func() {
if err := grpcdb.BindRemoteDBServer(addr); err != nil {
log.Fatalf("BindRemoteDBServer: %v", err)
}
}()
client, err := grpcdb.NewClient(addr, false)
if err != nil {
log.Fatalf("Failed to create grpcDB client: %v", err)
}
ctx := context.Background()
// 1. Initialize the DB
in := &protodb.Init{
Type: "leveldb",
Name: "grpc-uno-test",
Dir: ".",
}
if _, err := client.Init(ctx, in); err != nil {
log.Fatalf("Init error: %v", err)
}
// 2. Now it can be used!
query1 := &protodb.Entity{Key: []byte("Project"), Value:
[]byte("Tmlibs-on-gRPC")}
if _, err := client.SetSync(ctx, query1); err != nil {
log.Fatalf("SetSync err: %v", err)
}
query2 := &protodb.Entity{Key: []byte("Project")}
read, err := client.Get(ctx, query2)
if err != nil {
log.Fatalf("Get err: %v", err)
}
if g, w := read.Value, []byte("Tmlibs-on-gRPC"); !bytes.Equal(g, w) {
log.Fatalf("got= (%q ==> % X)\nwant=(%q ==> % X)", g, g, w, w)
}
}
```
2018-03-12 00:39:34 -07:00
|
|
|
proto.RegisterType((*Entity)(nil), "protodb.Entity")
|
|
|
|
proto.RegisterType((*Nothing)(nil), "protodb.Nothing")
|
2018-05-07 22:12:26 +02:00
|
|
|
proto.RegisterType((*Domain)(nil), "protodb.Domain")
|
DB as a service
Fixes https://github.com/tendermint/tendermint/issues/1162
Databases as a service!
Can now access Databases as a remote service
via gRPC for performance and easy deployment.
The caveat is that each service is stateful in regards to
the DB i.e. each unique service uses only one unique DB
but nonetheless multiple clients can access it.
A full standalone example
```go
package main
import (
"bytes"
"context"
"log"
grpcdb "github.com/tendermint/tmlibs/grpcdb"
protodb "github.com/tendermint/tmlibs/proto"
)
func main() {
addr := ":8998"
go func() {
if err := grpcdb.BindRemoteDBServer(addr); err != nil {
log.Fatalf("BindRemoteDBServer: %v", err)
}
}()
client, err := grpcdb.NewClient(addr, false)
if err != nil {
log.Fatalf("Failed to create grpcDB client: %v", err)
}
ctx := context.Background()
// 1. Initialize the DB
in := &protodb.Init{
Type: "leveldb",
Name: "grpc-uno-test",
Dir: ".",
}
if _, err := client.Init(ctx, in); err != nil {
log.Fatalf("Init error: %v", err)
}
// 2. Now it can be used!
query1 := &protodb.Entity{Key: []byte("Project"), Value:
[]byte("Tmlibs-on-gRPC")}
if _, err := client.SetSync(ctx, query1); err != nil {
log.Fatalf("SetSync err: %v", err)
}
query2 := &protodb.Entity{Key: []byte("Project")}
read, err := client.Get(ctx, query2)
if err != nil {
log.Fatalf("Get err: %v", err)
}
if g, w := read.Value, []byte("Tmlibs-on-gRPC"); !bytes.Equal(g, w) {
log.Fatalf("got= (%q ==> % X)\nwant=(%q ==> % X)", g, g, w, w)
}
}
```
2018-03-12 00:39:34 -07:00
|
|
|
proto.RegisterType((*Iterator)(nil), "protodb.Iterator")
|
|
|
|
proto.RegisterType((*Stats)(nil), "protodb.Stats")
|
|
|
|
proto.RegisterType((*Init)(nil), "protodb.Init")
|
2018-05-08 16:38:39 +02:00
|
|
|
proto.RegisterEnum("protodb.Operation_Type", Operation_Type_name, Operation_Type_value)
|
DB as a service
Fixes https://github.com/tendermint/tendermint/issues/1162
Databases as a service!
Can now access Databases as a remote service
via gRPC for performance and easy deployment.
The caveat is that each service is stateful in regards to
the DB i.e. each unique service uses only one unique DB
but nonetheless multiple clients can access it.
A full standalone example
```go
package main
import (
"bytes"
"context"
"log"
grpcdb "github.com/tendermint/tmlibs/grpcdb"
protodb "github.com/tendermint/tmlibs/proto"
)
func main() {
addr := ":8998"
go func() {
if err := grpcdb.BindRemoteDBServer(addr); err != nil {
log.Fatalf("BindRemoteDBServer: %v", err)
}
}()
client, err := grpcdb.NewClient(addr, false)
if err != nil {
log.Fatalf("Failed to create grpcDB client: %v", err)
}
ctx := context.Background()
// 1. Initialize the DB
in := &protodb.Init{
Type: "leveldb",
Name: "grpc-uno-test",
Dir: ".",
}
if _, err := client.Init(ctx, in); err != nil {
log.Fatalf("Init error: %v", err)
}
// 2. Now it can be used!
query1 := &protodb.Entity{Key: []byte("Project"), Value:
[]byte("Tmlibs-on-gRPC")}
if _, err := client.SetSync(ctx, query1); err != nil {
log.Fatalf("SetSync err: %v", err)
}
query2 := &protodb.Entity{Key: []byte("Project")}
read, err := client.Get(ctx, query2)
if err != nil {
log.Fatalf("Get err: %v", err)
}
if g, w := read.Value, []byte("Tmlibs-on-gRPC"); !bytes.Equal(g, w) {
log.Fatalf("got= (%q ==> % X)\nwant=(%q ==> % X)", g, g, w, w)
}
}
```
2018-03-12 00:39:34 -07:00
|
|
|
}
|
|
|
|
|
|
|
|
// Reference imports to suppress errors if they are not otherwise used.
|
|
|
|
var _ context.Context
|
|
|
|
var _ grpc.ClientConn
|
|
|
|
|
|
|
|
// This is a compile-time assertion to ensure that this generated file
|
|
|
|
// is compatible with the grpc package it is being compiled against.
|
|
|
|
const _ = grpc.SupportPackageIsVersion4
|
|
|
|
|
2018-05-21 17:37:53 -04:00
|
|
|
// Client API for DB service
|
|
|
|
|
DB as a service
Fixes https://github.com/tendermint/tendermint/issues/1162
Databases as a service!
Can now access Databases as a remote service
via gRPC for performance and easy deployment.
The caveat is that each service is stateful in regards to
the DB i.e. each unique service uses only one unique DB
but nonetheless multiple clients can access it.
A full standalone example
```go
package main
import (
"bytes"
"context"
"log"
grpcdb "github.com/tendermint/tmlibs/grpcdb"
protodb "github.com/tendermint/tmlibs/proto"
)
func main() {
addr := ":8998"
go func() {
if err := grpcdb.BindRemoteDBServer(addr); err != nil {
log.Fatalf("BindRemoteDBServer: %v", err)
}
}()
client, err := grpcdb.NewClient(addr, false)
if err != nil {
log.Fatalf("Failed to create grpcDB client: %v", err)
}
ctx := context.Background()
// 1. Initialize the DB
in := &protodb.Init{
Type: "leveldb",
Name: "grpc-uno-test",
Dir: ".",
}
if _, err := client.Init(ctx, in); err != nil {
log.Fatalf("Init error: %v", err)
}
// 2. Now it can be used!
query1 := &protodb.Entity{Key: []byte("Project"), Value:
[]byte("Tmlibs-on-gRPC")}
if _, err := client.SetSync(ctx, query1); err != nil {
log.Fatalf("SetSync err: %v", err)
}
query2 := &protodb.Entity{Key: []byte("Project")}
read, err := client.Get(ctx, query2)
if err != nil {
log.Fatalf("Get err: %v", err)
}
if g, w := read.Value, []byte("Tmlibs-on-gRPC"); !bytes.Equal(g, w) {
log.Fatalf("got= (%q ==> % X)\nwant=(%q ==> % X)", g, g, w, w)
}
}
```
2018-03-12 00:39:34 -07:00
|
|
|
type DBClient interface {
|
|
|
|
Init(ctx context.Context, in *Init, opts ...grpc.CallOption) (*Entity, error)
|
|
|
|
Get(ctx context.Context, in *Entity, opts ...grpc.CallOption) (*Entity, error)
|
|
|
|
GetStream(ctx context.Context, opts ...grpc.CallOption) (DB_GetStreamClient, error)
|
|
|
|
Has(ctx context.Context, in *Entity, opts ...grpc.CallOption) (*Entity, error)
|
|
|
|
Set(ctx context.Context, in *Entity, opts ...grpc.CallOption) (*Nothing, error)
|
|
|
|
SetSync(ctx context.Context, in *Entity, opts ...grpc.CallOption) (*Nothing, error)
|
|
|
|
Delete(ctx context.Context, in *Entity, opts ...grpc.CallOption) (*Nothing, error)
|
|
|
|
DeleteSync(ctx context.Context, in *Entity, opts ...grpc.CallOption) (*Nothing, error)
|
|
|
|
Iterator(ctx context.Context, in *Entity, opts ...grpc.CallOption) (DB_IteratorClient, error)
|
|
|
|
ReverseIterator(ctx context.Context, in *Entity, opts ...grpc.CallOption) (DB_ReverseIteratorClient, error)
|
|
|
|
// rpc print(Nothing) returns (Entity) {}
|
|
|
|
Stats(ctx context.Context, in *Nothing, opts ...grpc.CallOption) (*Stats, error)
|
2018-05-08 16:38:39 +02:00
|
|
|
BatchWrite(ctx context.Context, in *Batch, opts ...grpc.CallOption) (*Nothing, error)
|
|
|
|
BatchWriteSync(ctx context.Context, in *Batch, opts ...grpc.CallOption) (*Nothing, error)
|
DB as a service
Fixes https://github.com/tendermint/tendermint/issues/1162
Databases as a service!
Can now access Databases as a remote service
via gRPC for performance and easy deployment.
The caveat is that each service is stateful in regards to
the DB i.e. each unique service uses only one unique DB
but nonetheless multiple clients can access it.
A full standalone example
```go
package main
import (
"bytes"
"context"
"log"
grpcdb "github.com/tendermint/tmlibs/grpcdb"
protodb "github.com/tendermint/tmlibs/proto"
)
func main() {
addr := ":8998"
go func() {
if err := grpcdb.BindRemoteDBServer(addr); err != nil {
log.Fatalf("BindRemoteDBServer: %v", err)
}
}()
client, err := grpcdb.NewClient(addr, false)
if err != nil {
log.Fatalf("Failed to create grpcDB client: %v", err)
}
ctx := context.Background()
// 1. Initialize the DB
in := &protodb.Init{
Type: "leveldb",
Name: "grpc-uno-test",
Dir: ".",
}
if _, err := client.Init(ctx, in); err != nil {
log.Fatalf("Init error: %v", err)
}
// 2. Now it can be used!
query1 := &protodb.Entity{Key: []byte("Project"), Value:
[]byte("Tmlibs-on-gRPC")}
if _, err := client.SetSync(ctx, query1); err != nil {
log.Fatalf("SetSync err: %v", err)
}
query2 := &protodb.Entity{Key: []byte("Project")}
read, err := client.Get(ctx, query2)
if err != nil {
log.Fatalf("Get err: %v", err)
}
if g, w := read.Value, []byte("Tmlibs-on-gRPC"); !bytes.Equal(g, w) {
log.Fatalf("got= (%q ==> % X)\nwant=(%q ==> % X)", g, g, w, w)
}
}
```
2018-03-12 00:39:34 -07:00
|
|
|
}
|
|
|
|
|
|
|
|
type dBClient struct {
|
|
|
|
cc *grpc.ClientConn
|
|
|
|
}
|
|
|
|
|
|
|
|
func NewDBClient(cc *grpc.ClientConn) DBClient {
|
|
|
|
return &dBClient{cc}
|
|
|
|
}
|
|
|
|
|
|
|
|
func (c *dBClient) Init(ctx context.Context, in *Init, opts ...grpc.CallOption) (*Entity, error) {
|
|
|
|
out := new(Entity)
|
2018-05-21 17:37:53 -04:00
|
|
|
err := grpc.Invoke(ctx, "/protodb.DB/init", in, out, c.cc, opts...)
|
DB as a service
Fixes https://github.com/tendermint/tendermint/issues/1162
Databases as a service!
Can now access Databases as a remote service
via gRPC for performance and easy deployment.
The caveat is that each service is stateful in regards to
the DB i.e. each unique service uses only one unique DB
but nonetheless multiple clients can access it.
A full standalone example
```go
package main
import (
"bytes"
"context"
"log"
grpcdb "github.com/tendermint/tmlibs/grpcdb"
protodb "github.com/tendermint/tmlibs/proto"
)
func main() {
addr := ":8998"
go func() {
if err := grpcdb.BindRemoteDBServer(addr); err != nil {
log.Fatalf("BindRemoteDBServer: %v", err)
}
}()
client, err := grpcdb.NewClient(addr, false)
if err != nil {
log.Fatalf("Failed to create grpcDB client: %v", err)
}
ctx := context.Background()
// 1. Initialize the DB
in := &protodb.Init{
Type: "leveldb",
Name: "grpc-uno-test",
Dir: ".",
}
if _, err := client.Init(ctx, in); err != nil {
log.Fatalf("Init error: %v", err)
}
// 2. Now it can be used!
query1 := &protodb.Entity{Key: []byte("Project"), Value:
[]byte("Tmlibs-on-gRPC")}
if _, err := client.SetSync(ctx, query1); err != nil {
log.Fatalf("SetSync err: %v", err)
}
query2 := &protodb.Entity{Key: []byte("Project")}
read, err := client.Get(ctx, query2)
if err != nil {
log.Fatalf("Get err: %v", err)
}
if g, w := read.Value, []byte("Tmlibs-on-gRPC"); !bytes.Equal(g, w) {
log.Fatalf("got= (%q ==> % X)\nwant=(%q ==> % X)", g, g, w, w)
}
}
```
2018-03-12 00:39:34 -07:00
|
|
|
if err != nil {
|
|
|
|
return nil, err
|
|
|
|
}
|
|
|
|
return out, nil
|
|
|
|
}
|
|
|
|
|
|
|
|
func (c *dBClient) Get(ctx context.Context, in *Entity, opts ...grpc.CallOption) (*Entity, error) {
|
|
|
|
out := new(Entity)
|
2018-05-21 17:37:53 -04:00
|
|
|
err := grpc.Invoke(ctx, "/protodb.DB/get", in, out, c.cc, opts...)
|
DB as a service
Fixes https://github.com/tendermint/tendermint/issues/1162
Databases as a service!
Can now access Databases as a remote service
via gRPC for performance and easy deployment.
The caveat is that each service is stateful in regards to
the DB i.e. each unique service uses only one unique DB
but nonetheless multiple clients can access it.
A full standalone example
```go
package main
import (
"bytes"
"context"
"log"
grpcdb "github.com/tendermint/tmlibs/grpcdb"
protodb "github.com/tendermint/tmlibs/proto"
)
func main() {
addr := ":8998"
go func() {
if err := grpcdb.BindRemoteDBServer(addr); err != nil {
log.Fatalf("BindRemoteDBServer: %v", err)
}
}()
client, err := grpcdb.NewClient(addr, false)
if err != nil {
log.Fatalf("Failed to create grpcDB client: %v", err)
}
ctx := context.Background()
// 1. Initialize the DB
in := &protodb.Init{
Type: "leveldb",
Name: "grpc-uno-test",
Dir: ".",
}
if _, err := client.Init(ctx, in); err != nil {
log.Fatalf("Init error: %v", err)
}
// 2. Now it can be used!
query1 := &protodb.Entity{Key: []byte("Project"), Value:
[]byte("Tmlibs-on-gRPC")}
if _, err := client.SetSync(ctx, query1); err != nil {
log.Fatalf("SetSync err: %v", err)
}
query2 := &protodb.Entity{Key: []byte("Project")}
read, err := client.Get(ctx, query2)
if err != nil {
log.Fatalf("Get err: %v", err)
}
if g, w := read.Value, []byte("Tmlibs-on-gRPC"); !bytes.Equal(g, w) {
log.Fatalf("got= (%q ==> % X)\nwant=(%q ==> % X)", g, g, w, w)
}
}
```
2018-03-12 00:39:34 -07:00
|
|
|
if err != nil {
|
|
|
|
return nil, err
|
|
|
|
}
|
|
|
|
return out, nil
|
|
|
|
}
|
|
|
|
|
|
|
|
func (c *dBClient) GetStream(ctx context.Context, opts ...grpc.CallOption) (DB_GetStreamClient, error) {
|
2018-05-21 17:37:53 -04:00
|
|
|
stream, err := grpc.NewClientStream(ctx, &_DB_serviceDesc.Streams[0], c.cc, "/protodb.DB/getStream", opts...)
|
DB as a service
Fixes https://github.com/tendermint/tendermint/issues/1162
Databases as a service!
Can now access Databases as a remote service
via gRPC for performance and easy deployment.
The caveat is that each service is stateful in regards to
the DB i.e. each unique service uses only one unique DB
but nonetheless multiple clients can access it.
A full standalone example
```go
package main
import (
"bytes"
"context"
"log"
grpcdb "github.com/tendermint/tmlibs/grpcdb"
protodb "github.com/tendermint/tmlibs/proto"
)
func main() {
addr := ":8998"
go func() {
if err := grpcdb.BindRemoteDBServer(addr); err != nil {
log.Fatalf("BindRemoteDBServer: %v", err)
}
}()
client, err := grpcdb.NewClient(addr, false)
if err != nil {
log.Fatalf("Failed to create grpcDB client: %v", err)
}
ctx := context.Background()
// 1. Initialize the DB
in := &protodb.Init{
Type: "leveldb",
Name: "grpc-uno-test",
Dir: ".",
}
if _, err := client.Init(ctx, in); err != nil {
log.Fatalf("Init error: %v", err)
}
// 2. Now it can be used!
query1 := &protodb.Entity{Key: []byte("Project"), Value:
[]byte("Tmlibs-on-gRPC")}
if _, err := client.SetSync(ctx, query1); err != nil {
log.Fatalf("SetSync err: %v", err)
}
query2 := &protodb.Entity{Key: []byte("Project")}
read, err := client.Get(ctx, query2)
if err != nil {
log.Fatalf("Get err: %v", err)
}
if g, w := read.Value, []byte("Tmlibs-on-gRPC"); !bytes.Equal(g, w) {
log.Fatalf("got= (%q ==> % X)\nwant=(%q ==> % X)", g, g, w, w)
}
}
```
2018-03-12 00:39:34 -07:00
|
|
|
if err != nil {
|
|
|
|
return nil, err
|
|
|
|
}
|
|
|
|
x := &dBGetStreamClient{stream}
|
|
|
|
return x, nil
|
|
|
|
}
|
|
|
|
|
|
|
|
type DB_GetStreamClient interface {
|
|
|
|
Send(*Entity) error
|
|
|
|
Recv() (*Entity, error)
|
|
|
|
grpc.ClientStream
|
|
|
|
}
|
|
|
|
|
|
|
|
type dBGetStreamClient struct {
|
|
|
|
grpc.ClientStream
|
|
|
|
}
|
|
|
|
|
|
|
|
func (x *dBGetStreamClient) Send(m *Entity) error {
|
|
|
|
return x.ClientStream.SendMsg(m)
|
|
|
|
}
|
|
|
|
|
|
|
|
func (x *dBGetStreamClient) Recv() (*Entity, error) {
|
|
|
|
m := new(Entity)
|
|
|
|
if err := x.ClientStream.RecvMsg(m); err != nil {
|
|
|
|
return nil, err
|
|
|
|
}
|
|
|
|
return m, nil
|
|
|
|
}
|
|
|
|
|
|
|
|
func (c *dBClient) Has(ctx context.Context, in *Entity, opts ...grpc.CallOption) (*Entity, error) {
|
|
|
|
out := new(Entity)
|
2018-05-21 17:37:53 -04:00
|
|
|
err := grpc.Invoke(ctx, "/protodb.DB/has", in, out, c.cc, opts...)
|
DB as a service
Fixes https://github.com/tendermint/tendermint/issues/1162
Databases as a service!
Can now access Databases as a remote service
via gRPC for performance and easy deployment.
The caveat is that each service is stateful in regards to
the DB i.e. each unique service uses only one unique DB
but nonetheless multiple clients can access it.
A full standalone example
```go
package main
import (
"bytes"
"context"
"log"
grpcdb "github.com/tendermint/tmlibs/grpcdb"
protodb "github.com/tendermint/tmlibs/proto"
)
func main() {
addr := ":8998"
go func() {
if err := grpcdb.BindRemoteDBServer(addr); err != nil {
log.Fatalf("BindRemoteDBServer: %v", err)
}
}()
client, err := grpcdb.NewClient(addr, false)
if err != nil {
log.Fatalf("Failed to create grpcDB client: %v", err)
}
ctx := context.Background()
// 1. Initialize the DB
in := &protodb.Init{
Type: "leveldb",
Name: "grpc-uno-test",
Dir: ".",
}
if _, err := client.Init(ctx, in); err != nil {
log.Fatalf("Init error: %v", err)
}
// 2. Now it can be used!
query1 := &protodb.Entity{Key: []byte("Project"), Value:
[]byte("Tmlibs-on-gRPC")}
if _, err := client.SetSync(ctx, query1); err != nil {
log.Fatalf("SetSync err: %v", err)
}
query2 := &protodb.Entity{Key: []byte("Project")}
read, err := client.Get(ctx, query2)
if err != nil {
log.Fatalf("Get err: %v", err)
}
if g, w := read.Value, []byte("Tmlibs-on-gRPC"); !bytes.Equal(g, w) {
log.Fatalf("got= (%q ==> % X)\nwant=(%q ==> % X)", g, g, w, w)
}
}
```
2018-03-12 00:39:34 -07:00
|
|
|
if err != nil {
|
|
|
|
return nil, err
|
|
|
|
}
|
|
|
|
return out, nil
|
|
|
|
}
|
|
|
|
|
|
|
|
func (c *dBClient) Set(ctx context.Context, in *Entity, opts ...grpc.CallOption) (*Nothing, error) {
|
|
|
|
out := new(Nothing)
|
2018-05-21 17:37:53 -04:00
|
|
|
err := grpc.Invoke(ctx, "/protodb.DB/set", in, out, c.cc, opts...)
|
DB as a service
Fixes https://github.com/tendermint/tendermint/issues/1162
Databases as a service!
Can now access Databases as a remote service
via gRPC for performance and easy deployment.
The caveat is that each service is stateful in regards to
the DB i.e. each unique service uses only one unique DB
but nonetheless multiple clients can access it.
A full standalone example
```go
package main
import (
"bytes"
"context"
"log"
grpcdb "github.com/tendermint/tmlibs/grpcdb"
protodb "github.com/tendermint/tmlibs/proto"
)
func main() {
addr := ":8998"
go func() {
if err := grpcdb.BindRemoteDBServer(addr); err != nil {
log.Fatalf("BindRemoteDBServer: %v", err)
}
}()
client, err := grpcdb.NewClient(addr, false)
if err != nil {
log.Fatalf("Failed to create grpcDB client: %v", err)
}
ctx := context.Background()
// 1. Initialize the DB
in := &protodb.Init{
Type: "leveldb",
Name: "grpc-uno-test",
Dir: ".",
}
if _, err := client.Init(ctx, in); err != nil {
log.Fatalf("Init error: %v", err)
}
// 2. Now it can be used!
query1 := &protodb.Entity{Key: []byte("Project"), Value:
[]byte("Tmlibs-on-gRPC")}
if _, err := client.SetSync(ctx, query1); err != nil {
log.Fatalf("SetSync err: %v", err)
}
query2 := &protodb.Entity{Key: []byte("Project")}
read, err := client.Get(ctx, query2)
if err != nil {
log.Fatalf("Get err: %v", err)
}
if g, w := read.Value, []byte("Tmlibs-on-gRPC"); !bytes.Equal(g, w) {
log.Fatalf("got= (%q ==> % X)\nwant=(%q ==> % X)", g, g, w, w)
}
}
```
2018-03-12 00:39:34 -07:00
|
|
|
if err != nil {
|
|
|
|
return nil, err
|
|
|
|
}
|
|
|
|
return out, nil
|
|
|
|
}
|
|
|
|
|
|
|
|
func (c *dBClient) SetSync(ctx context.Context, in *Entity, opts ...grpc.CallOption) (*Nothing, error) {
|
|
|
|
out := new(Nothing)
|
2018-05-21 17:37:53 -04:00
|
|
|
err := grpc.Invoke(ctx, "/protodb.DB/setSync", in, out, c.cc, opts...)
|
DB as a service
Fixes https://github.com/tendermint/tendermint/issues/1162
Databases as a service!
Can now access Databases as a remote service
via gRPC for performance and easy deployment.
The caveat is that each service is stateful in regards to
the DB i.e. each unique service uses only one unique DB
but nonetheless multiple clients can access it.
A full standalone example
```go
package main
import (
"bytes"
"context"
"log"
grpcdb "github.com/tendermint/tmlibs/grpcdb"
protodb "github.com/tendermint/tmlibs/proto"
)
func main() {
addr := ":8998"
go func() {
if err := grpcdb.BindRemoteDBServer(addr); err != nil {
log.Fatalf("BindRemoteDBServer: %v", err)
}
}()
client, err := grpcdb.NewClient(addr, false)
if err != nil {
log.Fatalf("Failed to create grpcDB client: %v", err)
}
ctx := context.Background()
// 1. Initialize the DB
in := &protodb.Init{
Type: "leveldb",
Name: "grpc-uno-test",
Dir: ".",
}
if _, err := client.Init(ctx, in); err != nil {
log.Fatalf("Init error: %v", err)
}
// 2. Now it can be used!
query1 := &protodb.Entity{Key: []byte("Project"), Value:
[]byte("Tmlibs-on-gRPC")}
if _, err := client.SetSync(ctx, query1); err != nil {
log.Fatalf("SetSync err: %v", err)
}
query2 := &protodb.Entity{Key: []byte("Project")}
read, err := client.Get(ctx, query2)
if err != nil {
log.Fatalf("Get err: %v", err)
}
if g, w := read.Value, []byte("Tmlibs-on-gRPC"); !bytes.Equal(g, w) {
log.Fatalf("got= (%q ==> % X)\nwant=(%q ==> % X)", g, g, w, w)
}
}
```
2018-03-12 00:39:34 -07:00
|
|
|
if err != nil {
|
|
|
|
return nil, err
|
|
|
|
}
|
|
|
|
return out, nil
|
|
|
|
}
|
|
|
|
|
|
|
|
func (c *dBClient) Delete(ctx context.Context, in *Entity, opts ...grpc.CallOption) (*Nothing, error) {
|
|
|
|
out := new(Nothing)
|
2018-05-21 17:37:53 -04:00
|
|
|
err := grpc.Invoke(ctx, "/protodb.DB/delete", in, out, c.cc, opts...)
|
DB as a service
Fixes https://github.com/tendermint/tendermint/issues/1162
Databases as a service!
Can now access Databases as a remote service
via gRPC for performance and easy deployment.
The caveat is that each service is stateful in regards to
the DB i.e. each unique service uses only one unique DB
but nonetheless multiple clients can access it.
A full standalone example
```go
package main
import (
"bytes"
"context"
"log"
grpcdb "github.com/tendermint/tmlibs/grpcdb"
protodb "github.com/tendermint/tmlibs/proto"
)
func main() {
addr := ":8998"
go func() {
if err := grpcdb.BindRemoteDBServer(addr); err != nil {
log.Fatalf("BindRemoteDBServer: %v", err)
}
}()
client, err := grpcdb.NewClient(addr, false)
if err != nil {
log.Fatalf("Failed to create grpcDB client: %v", err)
}
ctx := context.Background()
// 1. Initialize the DB
in := &protodb.Init{
Type: "leveldb",
Name: "grpc-uno-test",
Dir: ".",
}
if _, err := client.Init(ctx, in); err != nil {
log.Fatalf("Init error: %v", err)
}
// 2. Now it can be used!
query1 := &protodb.Entity{Key: []byte("Project"), Value:
[]byte("Tmlibs-on-gRPC")}
if _, err := client.SetSync(ctx, query1); err != nil {
log.Fatalf("SetSync err: %v", err)
}
query2 := &protodb.Entity{Key: []byte("Project")}
read, err := client.Get(ctx, query2)
if err != nil {
log.Fatalf("Get err: %v", err)
}
if g, w := read.Value, []byte("Tmlibs-on-gRPC"); !bytes.Equal(g, w) {
log.Fatalf("got= (%q ==> % X)\nwant=(%q ==> % X)", g, g, w, w)
}
}
```
2018-03-12 00:39:34 -07:00
|
|
|
if err != nil {
|
|
|
|
return nil, err
|
|
|
|
}
|
|
|
|
return out, nil
|
|
|
|
}
|
|
|
|
|
|
|
|
func (c *dBClient) DeleteSync(ctx context.Context, in *Entity, opts ...grpc.CallOption) (*Nothing, error) {
|
|
|
|
out := new(Nothing)
|
2018-05-21 17:37:53 -04:00
|
|
|
err := grpc.Invoke(ctx, "/protodb.DB/deleteSync", in, out, c.cc, opts...)
|
DB as a service
Fixes https://github.com/tendermint/tendermint/issues/1162
Databases as a service!
Can now access Databases as a remote service
via gRPC for performance and easy deployment.
The caveat is that each service is stateful in regards to
the DB i.e. each unique service uses only one unique DB
but nonetheless multiple clients can access it.
A full standalone example
```go
package main
import (
"bytes"
"context"
"log"
grpcdb "github.com/tendermint/tmlibs/grpcdb"
protodb "github.com/tendermint/tmlibs/proto"
)
func main() {
addr := ":8998"
go func() {
if err := grpcdb.BindRemoteDBServer(addr); err != nil {
log.Fatalf("BindRemoteDBServer: %v", err)
}
}()
client, err := grpcdb.NewClient(addr, false)
if err != nil {
log.Fatalf("Failed to create grpcDB client: %v", err)
}
ctx := context.Background()
// 1. Initialize the DB
in := &protodb.Init{
Type: "leveldb",
Name: "grpc-uno-test",
Dir: ".",
}
if _, err := client.Init(ctx, in); err != nil {
log.Fatalf("Init error: %v", err)
}
// 2. Now it can be used!
query1 := &protodb.Entity{Key: []byte("Project"), Value:
[]byte("Tmlibs-on-gRPC")}
if _, err := client.SetSync(ctx, query1); err != nil {
log.Fatalf("SetSync err: %v", err)
}
query2 := &protodb.Entity{Key: []byte("Project")}
read, err := client.Get(ctx, query2)
if err != nil {
log.Fatalf("Get err: %v", err)
}
if g, w := read.Value, []byte("Tmlibs-on-gRPC"); !bytes.Equal(g, w) {
log.Fatalf("got= (%q ==> % X)\nwant=(%q ==> % X)", g, g, w, w)
}
}
```
2018-03-12 00:39:34 -07:00
|
|
|
if err != nil {
|
|
|
|
return nil, err
|
|
|
|
}
|
|
|
|
return out, nil
|
|
|
|
}
|
|
|
|
|
|
|
|
func (c *dBClient) Iterator(ctx context.Context, in *Entity, opts ...grpc.CallOption) (DB_IteratorClient, error) {
|
2018-05-21 17:37:53 -04:00
|
|
|
stream, err := grpc.NewClientStream(ctx, &_DB_serviceDesc.Streams[1], c.cc, "/protodb.DB/iterator", opts...)
|
DB as a service
Fixes https://github.com/tendermint/tendermint/issues/1162
Databases as a service!
Can now access Databases as a remote service
via gRPC for performance and easy deployment.
The caveat is that each service is stateful in regards to
the DB i.e. each unique service uses only one unique DB
but nonetheless multiple clients can access it.
A full standalone example
```go
package main
import (
"bytes"
"context"
"log"
grpcdb "github.com/tendermint/tmlibs/grpcdb"
protodb "github.com/tendermint/tmlibs/proto"
)
func main() {
addr := ":8998"
go func() {
if err := grpcdb.BindRemoteDBServer(addr); err != nil {
log.Fatalf("BindRemoteDBServer: %v", err)
}
}()
client, err := grpcdb.NewClient(addr, false)
if err != nil {
log.Fatalf("Failed to create grpcDB client: %v", err)
}
ctx := context.Background()
// 1. Initialize the DB
in := &protodb.Init{
Type: "leveldb",
Name: "grpc-uno-test",
Dir: ".",
}
if _, err := client.Init(ctx, in); err != nil {
log.Fatalf("Init error: %v", err)
}
// 2. Now it can be used!
query1 := &protodb.Entity{Key: []byte("Project"), Value:
[]byte("Tmlibs-on-gRPC")}
if _, err := client.SetSync(ctx, query1); err != nil {
log.Fatalf("SetSync err: %v", err)
}
query2 := &protodb.Entity{Key: []byte("Project")}
read, err := client.Get(ctx, query2)
if err != nil {
log.Fatalf("Get err: %v", err)
}
if g, w := read.Value, []byte("Tmlibs-on-gRPC"); !bytes.Equal(g, w) {
log.Fatalf("got= (%q ==> % X)\nwant=(%q ==> % X)", g, g, w, w)
}
}
```
2018-03-12 00:39:34 -07:00
|
|
|
if err != nil {
|
|
|
|
return nil, err
|
|
|
|
}
|
|
|
|
x := &dBIteratorClient{stream}
|
|
|
|
if err := x.ClientStream.SendMsg(in); err != nil {
|
|
|
|
return nil, err
|
|
|
|
}
|
|
|
|
if err := x.ClientStream.CloseSend(); err != nil {
|
|
|
|
return nil, err
|
|
|
|
}
|
|
|
|
return x, nil
|
|
|
|
}
|
|
|
|
|
|
|
|
type DB_IteratorClient interface {
|
|
|
|
Recv() (*Iterator, error)
|
|
|
|
grpc.ClientStream
|
|
|
|
}
|
|
|
|
|
|
|
|
type dBIteratorClient struct {
|
|
|
|
grpc.ClientStream
|
|
|
|
}
|
|
|
|
|
|
|
|
func (x *dBIteratorClient) Recv() (*Iterator, error) {
|
|
|
|
m := new(Iterator)
|
|
|
|
if err := x.ClientStream.RecvMsg(m); err != nil {
|
|
|
|
return nil, err
|
|
|
|
}
|
|
|
|
return m, nil
|
|
|
|
}
|
|
|
|
|
|
|
|
func (c *dBClient) ReverseIterator(ctx context.Context, in *Entity, opts ...grpc.CallOption) (DB_ReverseIteratorClient, error) {
|
2018-05-21 17:37:53 -04:00
|
|
|
stream, err := grpc.NewClientStream(ctx, &_DB_serviceDesc.Streams[2], c.cc, "/protodb.DB/reverseIterator", opts...)
|
DB as a service
Fixes https://github.com/tendermint/tendermint/issues/1162
Databases as a service!
Can now access Databases as a remote service
via gRPC for performance and easy deployment.
The caveat is that each service is stateful in regards to
the DB i.e. each unique service uses only one unique DB
but nonetheless multiple clients can access it.
A full standalone example
```go
package main
import (
"bytes"
"context"
"log"
grpcdb "github.com/tendermint/tmlibs/grpcdb"
protodb "github.com/tendermint/tmlibs/proto"
)
func main() {
addr := ":8998"
go func() {
if err := grpcdb.BindRemoteDBServer(addr); err != nil {
log.Fatalf("BindRemoteDBServer: %v", err)
}
}()
client, err := grpcdb.NewClient(addr, false)
if err != nil {
log.Fatalf("Failed to create grpcDB client: %v", err)
}
ctx := context.Background()
// 1. Initialize the DB
in := &protodb.Init{
Type: "leveldb",
Name: "grpc-uno-test",
Dir: ".",
}
if _, err := client.Init(ctx, in); err != nil {
log.Fatalf("Init error: %v", err)
}
// 2. Now it can be used!
query1 := &protodb.Entity{Key: []byte("Project"), Value:
[]byte("Tmlibs-on-gRPC")}
if _, err := client.SetSync(ctx, query1); err != nil {
log.Fatalf("SetSync err: %v", err)
}
query2 := &protodb.Entity{Key: []byte("Project")}
read, err := client.Get(ctx, query2)
if err != nil {
log.Fatalf("Get err: %v", err)
}
if g, w := read.Value, []byte("Tmlibs-on-gRPC"); !bytes.Equal(g, w) {
log.Fatalf("got= (%q ==> % X)\nwant=(%q ==> % X)", g, g, w, w)
}
}
```
2018-03-12 00:39:34 -07:00
|
|
|
if err != nil {
|
|
|
|
return nil, err
|
|
|
|
}
|
|
|
|
x := &dBReverseIteratorClient{stream}
|
|
|
|
if err := x.ClientStream.SendMsg(in); err != nil {
|
|
|
|
return nil, err
|
|
|
|
}
|
|
|
|
if err := x.ClientStream.CloseSend(); err != nil {
|
|
|
|
return nil, err
|
|
|
|
}
|
|
|
|
return x, nil
|
|
|
|
}
|
|
|
|
|
|
|
|
type DB_ReverseIteratorClient interface {
|
|
|
|
Recv() (*Iterator, error)
|
|
|
|
grpc.ClientStream
|
|
|
|
}
|
|
|
|
|
|
|
|
type dBReverseIteratorClient struct {
|
|
|
|
grpc.ClientStream
|
|
|
|
}
|
|
|
|
|
|
|
|
func (x *dBReverseIteratorClient) Recv() (*Iterator, error) {
|
|
|
|
m := new(Iterator)
|
|
|
|
if err := x.ClientStream.RecvMsg(m); err != nil {
|
|
|
|
return nil, err
|
|
|
|
}
|
|
|
|
return m, nil
|
|
|
|
}
|
|
|
|
|
|
|
|
func (c *dBClient) Stats(ctx context.Context, in *Nothing, opts ...grpc.CallOption) (*Stats, error) {
|
|
|
|
out := new(Stats)
|
2018-05-21 17:37:53 -04:00
|
|
|
err := grpc.Invoke(ctx, "/protodb.DB/stats", in, out, c.cc, opts...)
|
DB as a service
Fixes https://github.com/tendermint/tendermint/issues/1162
Databases as a service!
Can now access Databases as a remote service
via gRPC for performance and easy deployment.
The caveat is that each service is stateful in regards to
the DB i.e. each unique service uses only one unique DB
but nonetheless multiple clients can access it.
A full standalone example
```go
package main
import (
"bytes"
"context"
"log"
grpcdb "github.com/tendermint/tmlibs/grpcdb"
protodb "github.com/tendermint/tmlibs/proto"
)
func main() {
addr := ":8998"
go func() {
if err := grpcdb.BindRemoteDBServer(addr); err != nil {
log.Fatalf("BindRemoteDBServer: %v", err)
}
}()
client, err := grpcdb.NewClient(addr, false)
if err != nil {
log.Fatalf("Failed to create grpcDB client: %v", err)
}
ctx := context.Background()
// 1. Initialize the DB
in := &protodb.Init{
Type: "leveldb",
Name: "grpc-uno-test",
Dir: ".",
}
if _, err := client.Init(ctx, in); err != nil {
log.Fatalf("Init error: %v", err)
}
// 2. Now it can be used!
query1 := &protodb.Entity{Key: []byte("Project"), Value:
[]byte("Tmlibs-on-gRPC")}
if _, err := client.SetSync(ctx, query1); err != nil {
log.Fatalf("SetSync err: %v", err)
}
query2 := &protodb.Entity{Key: []byte("Project")}
read, err := client.Get(ctx, query2)
if err != nil {
log.Fatalf("Get err: %v", err)
}
if g, w := read.Value, []byte("Tmlibs-on-gRPC"); !bytes.Equal(g, w) {
log.Fatalf("got= (%q ==> % X)\nwant=(%q ==> % X)", g, g, w, w)
}
}
```
2018-03-12 00:39:34 -07:00
|
|
|
if err != nil {
|
|
|
|
return nil, err
|
|
|
|
}
|
|
|
|
return out, nil
|
|
|
|
}
|
|
|
|
|
2018-05-08 16:38:39 +02:00
|
|
|
func (c *dBClient) BatchWrite(ctx context.Context, in *Batch, opts ...grpc.CallOption) (*Nothing, error) {
|
|
|
|
out := new(Nothing)
|
2018-05-21 17:37:53 -04:00
|
|
|
err := grpc.Invoke(ctx, "/protodb.DB/batchWrite", in, out, c.cc, opts...)
|
2018-05-08 16:38:39 +02:00
|
|
|
if err != nil {
|
|
|
|
return nil, err
|
|
|
|
}
|
|
|
|
return out, nil
|
|
|
|
}
|
|
|
|
|
|
|
|
func (c *dBClient) BatchWriteSync(ctx context.Context, in *Batch, opts ...grpc.CallOption) (*Nothing, error) {
|
|
|
|
out := new(Nothing)
|
2018-05-21 17:37:53 -04:00
|
|
|
err := grpc.Invoke(ctx, "/protodb.DB/batchWriteSync", in, out, c.cc, opts...)
|
2018-05-08 16:38:39 +02:00
|
|
|
if err != nil {
|
|
|
|
return nil, err
|
|
|
|
}
|
|
|
|
return out, nil
|
|
|
|
}
|
|
|
|
|
DB as a service
Fixes https://github.com/tendermint/tendermint/issues/1162
Databases as a service!
Can now access Databases as a remote service
via gRPC for performance and easy deployment.
The caveat is that each service is stateful in regards to
the DB i.e. each unique service uses only one unique DB
but nonetheless multiple clients can access it.
A full standalone example
```go
package main
import (
"bytes"
"context"
"log"
grpcdb "github.com/tendermint/tmlibs/grpcdb"
protodb "github.com/tendermint/tmlibs/proto"
)
func main() {
addr := ":8998"
go func() {
if err := grpcdb.BindRemoteDBServer(addr); err != nil {
log.Fatalf("BindRemoteDBServer: %v", err)
}
}()
client, err := grpcdb.NewClient(addr, false)
if err != nil {
log.Fatalf("Failed to create grpcDB client: %v", err)
}
ctx := context.Background()
// 1. Initialize the DB
in := &protodb.Init{
Type: "leveldb",
Name: "grpc-uno-test",
Dir: ".",
}
if _, err := client.Init(ctx, in); err != nil {
log.Fatalf("Init error: %v", err)
}
// 2. Now it can be used!
query1 := &protodb.Entity{Key: []byte("Project"), Value:
[]byte("Tmlibs-on-gRPC")}
if _, err := client.SetSync(ctx, query1); err != nil {
log.Fatalf("SetSync err: %v", err)
}
query2 := &protodb.Entity{Key: []byte("Project")}
read, err := client.Get(ctx, query2)
if err != nil {
log.Fatalf("Get err: %v", err)
}
if g, w := read.Value, []byte("Tmlibs-on-gRPC"); !bytes.Equal(g, w) {
log.Fatalf("got= (%q ==> % X)\nwant=(%q ==> % X)", g, g, w, w)
}
}
```
2018-03-12 00:39:34 -07:00
|
|
|
// Server API for DB service
|
|
|
|
|
|
|
|
type DBServer interface {
|
|
|
|
Init(context.Context, *Init) (*Entity, error)
|
|
|
|
Get(context.Context, *Entity) (*Entity, error)
|
|
|
|
GetStream(DB_GetStreamServer) error
|
|
|
|
Has(context.Context, *Entity) (*Entity, error)
|
|
|
|
Set(context.Context, *Entity) (*Nothing, error)
|
|
|
|
SetSync(context.Context, *Entity) (*Nothing, error)
|
|
|
|
Delete(context.Context, *Entity) (*Nothing, error)
|
|
|
|
DeleteSync(context.Context, *Entity) (*Nothing, error)
|
|
|
|
Iterator(*Entity, DB_IteratorServer) error
|
|
|
|
ReverseIterator(*Entity, DB_ReverseIteratorServer) error
|
|
|
|
// rpc print(Nothing) returns (Entity) {}
|
|
|
|
Stats(context.Context, *Nothing) (*Stats, error)
|
2018-05-08 16:38:39 +02:00
|
|
|
BatchWrite(context.Context, *Batch) (*Nothing, error)
|
|
|
|
BatchWriteSync(context.Context, *Batch) (*Nothing, error)
|
DB as a service
Fixes https://github.com/tendermint/tendermint/issues/1162
Databases as a service!
Can now access Databases as a remote service
via gRPC for performance and easy deployment.
The caveat is that each service is stateful in regards to
the DB i.e. each unique service uses only one unique DB
but nonetheless multiple clients can access it.
A full standalone example
```go
package main
import (
"bytes"
"context"
"log"
grpcdb "github.com/tendermint/tmlibs/grpcdb"
protodb "github.com/tendermint/tmlibs/proto"
)
func main() {
addr := ":8998"
go func() {
if err := grpcdb.BindRemoteDBServer(addr); err != nil {
log.Fatalf("BindRemoteDBServer: %v", err)
}
}()
client, err := grpcdb.NewClient(addr, false)
if err != nil {
log.Fatalf("Failed to create grpcDB client: %v", err)
}
ctx := context.Background()
// 1. Initialize the DB
in := &protodb.Init{
Type: "leveldb",
Name: "grpc-uno-test",
Dir: ".",
}
if _, err := client.Init(ctx, in); err != nil {
log.Fatalf("Init error: %v", err)
}
// 2. Now it can be used!
query1 := &protodb.Entity{Key: []byte("Project"), Value:
[]byte("Tmlibs-on-gRPC")}
if _, err := client.SetSync(ctx, query1); err != nil {
log.Fatalf("SetSync err: %v", err)
}
query2 := &protodb.Entity{Key: []byte("Project")}
read, err := client.Get(ctx, query2)
if err != nil {
log.Fatalf("Get err: %v", err)
}
if g, w := read.Value, []byte("Tmlibs-on-gRPC"); !bytes.Equal(g, w) {
log.Fatalf("got= (%q ==> % X)\nwant=(%q ==> % X)", g, g, w, w)
}
}
```
2018-03-12 00:39:34 -07:00
|
|
|
}
|
|
|
|
|
|
|
|
func RegisterDBServer(s *grpc.Server, srv DBServer) {
|
|
|
|
s.RegisterService(&_DB_serviceDesc, srv)
|
|
|
|
}
|
|
|
|
|
|
|
|
func _DB_Init_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
|
|
|
|
in := new(Init)
|
|
|
|
if err := dec(in); err != nil {
|
|
|
|
return nil, err
|
|
|
|
}
|
|
|
|
if interceptor == nil {
|
|
|
|
return srv.(DBServer).Init(ctx, in)
|
|
|
|
}
|
|
|
|
info := &grpc.UnaryServerInfo{
|
|
|
|
Server: srv,
|
|
|
|
FullMethod: "/protodb.DB/Init",
|
|
|
|
}
|
|
|
|
handler := func(ctx context.Context, req interface{}) (interface{}, error) {
|
|
|
|
return srv.(DBServer).Init(ctx, req.(*Init))
|
|
|
|
}
|
|
|
|
return interceptor(ctx, in, info, handler)
|
|
|
|
}
|
|
|
|
|
|
|
|
func _DB_Get_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
|
|
|
|
in := new(Entity)
|
|
|
|
if err := dec(in); err != nil {
|
|
|
|
return nil, err
|
|
|
|
}
|
|
|
|
if interceptor == nil {
|
|
|
|
return srv.(DBServer).Get(ctx, in)
|
|
|
|
}
|
|
|
|
info := &grpc.UnaryServerInfo{
|
|
|
|
Server: srv,
|
|
|
|
FullMethod: "/protodb.DB/Get",
|
|
|
|
}
|
|
|
|
handler := func(ctx context.Context, req interface{}) (interface{}, error) {
|
|
|
|
return srv.(DBServer).Get(ctx, req.(*Entity))
|
|
|
|
}
|
|
|
|
return interceptor(ctx, in, info, handler)
|
|
|
|
}
|
|
|
|
|
|
|
|
func _DB_GetStream_Handler(srv interface{}, stream grpc.ServerStream) error {
|
|
|
|
return srv.(DBServer).GetStream(&dBGetStreamServer{stream})
|
|
|
|
}
|
|
|
|
|
|
|
|
type DB_GetStreamServer interface {
|
|
|
|
Send(*Entity) error
|
|
|
|
Recv() (*Entity, error)
|
|
|
|
grpc.ServerStream
|
|
|
|
}
|
|
|
|
|
|
|
|
type dBGetStreamServer struct {
|
|
|
|
grpc.ServerStream
|
|
|
|
}
|
|
|
|
|
|
|
|
func (x *dBGetStreamServer) Send(m *Entity) error {
|
|
|
|
return x.ServerStream.SendMsg(m)
|
|
|
|
}
|
|
|
|
|
|
|
|
func (x *dBGetStreamServer) Recv() (*Entity, error) {
|
|
|
|
m := new(Entity)
|
|
|
|
if err := x.ServerStream.RecvMsg(m); err != nil {
|
|
|
|
return nil, err
|
|
|
|
}
|
|
|
|
return m, nil
|
|
|
|
}
|
|
|
|
|
|
|
|
func _DB_Has_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
|
|
|
|
in := new(Entity)
|
|
|
|
if err := dec(in); err != nil {
|
|
|
|
return nil, err
|
|
|
|
}
|
|
|
|
if interceptor == nil {
|
|
|
|
return srv.(DBServer).Has(ctx, in)
|
|
|
|
}
|
|
|
|
info := &grpc.UnaryServerInfo{
|
|
|
|
Server: srv,
|
|
|
|
FullMethod: "/protodb.DB/Has",
|
|
|
|
}
|
|
|
|
handler := func(ctx context.Context, req interface{}) (interface{}, error) {
|
|
|
|
return srv.(DBServer).Has(ctx, req.(*Entity))
|
|
|
|
}
|
|
|
|
return interceptor(ctx, in, info, handler)
|
|
|
|
}
|
|
|
|
|
|
|
|
func _DB_Set_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
|
|
|
|
in := new(Entity)
|
|
|
|
if err := dec(in); err != nil {
|
|
|
|
return nil, err
|
|
|
|
}
|
|
|
|
if interceptor == nil {
|
|
|
|
return srv.(DBServer).Set(ctx, in)
|
|
|
|
}
|
|
|
|
info := &grpc.UnaryServerInfo{
|
|
|
|
Server: srv,
|
|
|
|
FullMethod: "/protodb.DB/Set",
|
|
|
|
}
|
|
|
|
handler := func(ctx context.Context, req interface{}) (interface{}, error) {
|
|
|
|
return srv.(DBServer).Set(ctx, req.(*Entity))
|
|
|
|
}
|
|
|
|
return interceptor(ctx, in, info, handler)
|
|
|
|
}
|
|
|
|
|
|
|
|
func _DB_SetSync_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
|
|
|
|
in := new(Entity)
|
|
|
|
if err := dec(in); err != nil {
|
|
|
|
return nil, err
|
|
|
|
}
|
|
|
|
if interceptor == nil {
|
|
|
|
return srv.(DBServer).SetSync(ctx, in)
|
|
|
|
}
|
|
|
|
info := &grpc.UnaryServerInfo{
|
|
|
|
Server: srv,
|
|
|
|
FullMethod: "/protodb.DB/SetSync",
|
|
|
|
}
|
|
|
|
handler := func(ctx context.Context, req interface{}) (interface{}, error) {
|
|
|
|
return srv.(DBServer).SetSync(ctx, req.(*Entity))
|
|
|
|
}
|
|
|
|
return interceptor(ctx, in, info, handler)
|
|
|
|
}
|
|
|
|
|
|
|
|
func _DB_Delete_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
|
|
|
|
in := new(Entity)
|
|
|
|
if err := dec(in); err != nil {
|
|
|
|
return nil, err
|
|
|
|
}
|
|
|
|
if interceptor == nil {
|
|
|
|
return srv.(DBServer).Delete(ctx, in)
|
|
|
|
}
|
|
|
|
info := &grpc.UnaryServerInfo{
|
|
|
|
Server: srv,
|
|
|
|
FullMethod: "/protodb.DB/Delete",
|
|
|
|
}
|
|
|
|
handler := func(ctx context.Context, req interface{}) (interface{}, error) {
|
|
|
|
return srv.(DBServer).Delete(ctx, req.(*Entity))
|
|
|
|
}
|
|
|
|
return interceptor(ctx, in, info, handler)
|
|
|
|
}
|
|
|
|
|
|
|
|
func _DB_DeleteSync_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
|
|
|
|
in := new(Entity)
|
|
|
|
if err := dec(in); err != nil {
|
|
|
|
return nil, err
|
|
|
|
}
|
|
|
|
if interceptor == nil {
|
|
|
|
return srv.(DBServer).DeleteSync(ctx, in)
|
|
|
|
}
|
|
|
|
info := &grpc.UnaryServerInfo{
|
|
|
|
Server: srv,
|
|
|
|
FullMethod: "/protodb.DB/DeleteSync",
|
|
|
|
}
|
|
|
|
handler := func(ctx context.Context, req interface{}) (interface{}, error) {
|
|
|
|
return srv.(DBServer).DeleteSync(ctx, req.(*Entity))
|
|
|
|
}
|
|
|
|
return interceptor(ctx, in, info, handler)
|
|
|
|
}
|
|
|
|
|
|
|
|
func _DB_Iterator_Handler(srv interface{}, stream grpc.ServerStream) error {
|
|
|
|
m := new(Entity)
|
|
|
|
if err := stream.RecvMsg(m); err != nil {
|
|
|
|
return err
|
|
|
|
}
|
|
|
|
return srv.(DBServer).Iterator(m, &dBIteratorServer{stream})
|
|
|
|
}
|
|
|
|
|
|
|
|
type DB_IteratorServer interface {
|
|
|
|
Send(*Iterator) error
|
|
|
|
grpc.ServerStream
|
|
|
|
}
|
|
|
|
|
|
|
|
type dBIteratorServer struct {
|
|
|
|
grpc.ServerStream
|
|
|
|
}
|
|
|
|
|
|
|
|
func (x *dBIteratorServer) Send(m *Iterator) error {
|
|
|
|
return x.ServerStream.SendMsg(m)
|
|
|
|
}
|
|
|
|
|
|
|
|
func _DB_ReverseIterator_Handler(srv interface{}, stream grpc.ServerStream) error {
|
|
|
|
m := new(Entity)
|
|
|
|
if err := stream.RecvMsg(m); err != nil {
|
|
|
|
return err
|
|
|
|
}
|
|
|
|
return srv.(DBServer).ReverseIterator(m, &dBReverseIteratorServer{stream})
|
|
|
|
}
|
|
|
|
|
|
|
|
type DB_ReverseIteratorServer interface {
|
|
|
|
Send(*Iterator) error
|
|
|
|
grpc.ServerStream
|
|
|
|
}
|
|
|
|
|
|
|
|
type dBReverseIteratorServer struct {
|
|
|
|
grpc.ServerStream
|
|
|
|
}
|
|
|
|
|
|
|
|
func (x *dBReverseIteratorServer) Send(m *Iterator) error {
|
|
|
|
return x.ServerStream.SendMsg(m)
|
|
|
|
}
|
|
|
|
|
|
|
|
func _DB_Stats_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
|
|
|
|
in := new(Nothing)
|
|
|
|
if err := dec(in); err != nil {
|
|
|
|
return nil, err
|
|
|
|
}
|
|
|
|
if interceptor == nil {
|
|
|
|
return srv.(DBServer).Stats(ctx, in)
|
|
|
|
}
|
|
|
|
info := &grpc.UnaryServerInfo{
|
|
|
|
Server: srv,
|
|
|
|
FullMethod: "/protodb.DB/Stats",
|
|
|
|
}
|
|
|
|
handler := func(ctx context.Context, req interface{}) (interface{}, error) {
|
|
|
|
return srv.(DBServer).Stats(ctx, req.(*Nothing))
|
|
|
|
}
|
|
|
|
return interceptor(ctx, in, info, handler)
|
|
|
|
}
|
|
|
|
|
2018-05-08 16:38:39 +02:00
|
|
|
func _DB_BatchWrite_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
|
|
|
|
in := new(Batch)
|
|
|
|
if err := dec(in); err != nil {
|
|
|
|
return nil, err
|
|
|
|
}
|
|
|
|
if interceptor == nil {
|
|
|
|
return srv.(DBServer).BatchWrite(ctx, in)
|
|
|
|
}
|
|
|
|
info := &grpc.UnaryServerInfo{
|
|
|
|
Server: srv,
|
|
|
|
FullMethod: "/protodb.DB/BatchWrite",
|
|
|
|
}
|
|
|
|
handler := func(ctx context.Context, req interface{}) (interface{}, error) {
|
|
|
|
return srv.(DBServer).BatchWrite(ctx, req.(*Batch))
|
|
|
|
}
|
|
|
|
return interceptor(ctx, in, info, handler)
|
|
|
|
}
|
|
|
|
|
|
|
|
func _DB_BatchWriteSync_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
|
|
|
|
in := new(Batch)
|
|
|
|
if err := dec(in); err != nil {
|
|
|
|
return nil, err
|
|
|
|
}
|
|
|
|
if interceptor == nil {
|
|
|
|
return srv.(DBServer).BatchWriteSync(ctx, in)
|
|
|
|
}
|
|
|
|
info := &grpc.UnaryServerInfo{
|
|
|
|
Server: srv,
|
|
|
|
FullMethod: "/protodb.DB/BatchWriteSync",
|
|
|
|
}
|
|
|
|
handler := func(ctx context.Context, req interface{}) (interface{}, error) {
|
|
|
|
return srv.(DBServer).BatchWriteSync(ctx, req.(*Batch))
|
|
|
|
}
|
|
|
|
return interceptor(ctx, in, info, handler)
|
|
|
|
}
|
|
|
|
|
DB as a service
Fixes https://github.com/tendermint/tendermint/issues/1162
Databases as a service!
Can now access Databases as a remote service
via gRPC for performance and easy deployment.
The caveat is that each service is stateful in regards to
the DB i.e. each unique service uses only one unique DB
but nonetheless multiple clients can access it.
A full standalone example
```go
package main
import (
"bytes"
"context"
"log"
grpcdb "github.com/tendermint/tmlibs/grpcdb"
protodb "github.com/tendermint/tmlibs/proto"
)
func main() {
addr := ":8998"
go func() {
if err := grpcdb.BindRemoteDBServer(addr); err != nil {
log.Fatalf("BindRemoteDBServer: %v", err)
}
}()
client, err := grpcdb.NewClient(addr, false)
if err != nil {
log.Fatalf("Failed to create grpcDB client: %v", err)
}
ctx := context.Background()
// 1. Initialize the DB
in := &protodb.Init{
Type: "leveldb",
Name: "grpc-uno-test",
Dir: ".",
}
if _, err := client.Init(ctx, in); err != nil {
log.Fatalf("Init error: %v", err)
}
// 2. Now it can be used!
query1 := &protodb.Entity{Key: []byte("Project"), Value:
[]byte("Tmlibs-on-gRPC")}
if _, err := client.SetSync(ctx, query1); err != nil {
log.Fatalf("SetSync err: %v", err)
}
query2 := &protodb.Entity{Key: []byte("Project")}
read, err := client.Get(ctx, query2)
if err != nil {
log.Fatalf("Get err: %v", err)
}
if g, w := read.Value, []byte("Tmlibs-on-gRPC"); !bytes.Equal(g, w) {
log.Fatalf("got= (%q ==> % X)\nwant=(%q ==> % X)", g, g, w, w)
}
}
```
2018-03-12 00:39:34 -07:00
|
|
|
var _DB_serviceDesc = grpc.ServiceDesc{
|
|
|
|
ServiceName: "protodb.DB",
|
|
|
|
HandlerType: (*DBServer)(nil),
|
|
|
|
Methods: []grpc.MethodDesc{
|
|
|
|
{
|
|
|
|
MethodName: "init",
|
|
|
|
Handler: _DB_Init_Handler,
|
|
|
|
},
|
|
|
|
{
|
|
|
|
MethodName: "get",
|
|
|
|
Handler: _DB_Get_Handler,
|
|
|
|
},
|
|
|
|
{
|
|
|
|
MethodName: "has",
|
|
|
|
Handler: _DB_Has_Handler,
|
|
|
|
},
|
|
|
|
{
|
|
|
|
MethodName: "set",
|
|
|
|
Handler: _DB_Set_Handler,
|
|
|
|
},
|
|
|
|
{
|
|
|
|
MethodName: "setSync",
|
|
|
|
Handler: _DB_SetSync_Handler,
|
|
|
|
},
|
|
|
|
{
|
|
|
|
MethodName: "delete",
|
|
|
|
Handler: _DB_Delete_Handler,
|
|
|
|
},
|
|
|
|
{
|
|
|
|
MethodName: "deleteSync",
|
|
|
|
Handler: _DB_DeleteSync_Handler,
|
|
|
|
},
|
|
|
|
{
|
|
|
|
MethodName: "stats",
|
|
|
|
Handler: _DB_Stats_Handler,
|
|
|
|
},
|
2018-05-08 16:38:39 +02:00
|
|
|
{
|
|
|
|
MethodName: "batchWrite",
|
|
|
|
Handler: _DB_BatchWrite_Handler,
|
|
|
|
},
|
|
|
|
{
|
|
|
|
MethodName: "batchWriteSync",
|
|
|
|
Handler: _DB_BatchWriteSync_Handler,
|
|
|
|
},
|
DB as a service
Fixes https://github.com/tendermint/tendermint/issues/1162
Databases as a service!
Can now access Databases as a remote service
via gRPC for performance and easy deployment.
The caveat is that each service is stateful in regards to
the DB i.e. each unique service uses only one unique DB
but nonetheless multiple clients can access it.
A full standalone example
```go
package main
import (
"bytes"
"context"
"log"
grpcdb "github.com/tendermint/tmlibs/grpcdb"
protodb "github.com/tendermint/tmlibs/proto"
)
func main() {
addr := ":8998"
go func() {
if err := grpcdb.BindRemoteDBServer(addr); err != nil {
log.Fatalf("BindRemoteDBServer: %v", err)
}
}()
client, err := grpcdb.NewClient(addr, false)
if err != nil {
log.Fatalf("Failed to create grpcDB client: %v", err)
}
ctx := context.Background()
// 1. Initialize the DB
in := &protodb.Init{
Type: "leveldb",
Name: "grpc-uno-test",
Dir: ".",
}
if _, err := client.Init(ctx, in); err != nil {
log.Fatalf("Init error: %v", err)
}
// 2. Now it can be used!
query1 := &protodb.Entity{Key: []byte("Project"), Value:
[]byte("Tmlibs-on-gRPC")}
if _, err := client.SetSync(ctx, query1); err != nil {
log.Fatalf("SetSync err: %v", err)
}
query2 := &protodb.Entity{Key: []byte("Project")}
read, err := client.Get(ctx, query2)
if err != nil {
log.Fatalf("Get err: %v", err)
}
if g, w := read.Value, []byte("Tmlibs-on-gRPC"); !bytes.Equal(g, w) {
log.Fatalf("got= (%q ==> % X)\nwant=(%q ==> % X)", g, g, w, w)
}
}
```
2018-03-12 00:39:34 -07:00
|
|
|
},
|
|
|
|
Streams: []grpc.StreamDesc{
|
|
|
|
{
|
|
|
|
StreamName: "getStream",
|
|
|
|
Handler: _DB_GetStream_Handler,
|
|
|
|
ServerStreams: true,
|
|
|
|
ClientStreams: true,
|
|
|
|
},
|
|
|
|
{
|
|
|
|
StreamName: "iterator",
|
|
|
|
Handler: _DB_Iterator_Handler,
|
|
|
|
ServerStreams: true,
|
|
|
|
},
|
|
|
|
{
|
|
|
|
StreamName: "reverseIterator",
|
|
|
|
Handler: _DB_ReverseIterator_Handler,
|
|
|
|
ServerStreams: true,
|
|
|
|
},
|
|
|
|
},
|
|
|
|
Metadata: "defs.proto",
|
|
|
|
}
|
|
|
|
|
2018-05-21 17:37:53 -04:00
|
|
|
func init() { proto.RegisterFile("defs.proto", fileDescriptor0) }
|
DB as a service
Fixes https://github.com/tendermint/tendermint/issues/1162
Databases as a service!
Can now access Databases as a remote service
via gRPC for performance and easy deployment.
The caveat is that each service is stateful in regards to
the DB i.e. each unique service uses only one unique DB
but nonetheless multiple clients can access it.
A full standalone example
```go
package main
import (
"bytes"
"context"
"log"
grpcdb "github.com/tendermint/tmlibs/grpcdb"
protodb "github.com/tendermint/tmlibs/proto"
)
func main() {
addr := ":8998"
go func() {
if err := grpcdb.BindRemoteDBServer(addr); err != nil {
log.Fatalf("BindRemoteDBServer: %v", err)
}
}()
client, err := grpcdb.NewClient(addr, false)
if err != nil {
log.Fatalf("Failed to create grpcDB client: %v", err)
}
ctx := context.Background()
// 1. Initialize the DB
in := &protodb.Init{
Type: "leveldb",
Name: "grpc-uno-test",
Dir: ".",
}
if _, err := client.Init(ctx, in); err != nil {
log.Fatalf("Init error: %v", err)
}
// 2. Now it can be used!
query1 := &protodb.Entity{Key: []byte("Project"), Value:
[]byte("Tmlibs-on-gRPC")}
if _, err := client.SetSync(ctx, query1); err != nil {
log.Fatalf("SetSync err: %v", err)
}
query2 := &protodb.Entity{Key: []byte("Project")}
read, err := client.Get(ctx, query2)
if err != nil {
log.Fatalf("Get err: %v", err)
}
if g, w := read.Value, []byte("Tmlibs-on-gRPC"); !bytes.Equal(g, w) {
log.Fatalf("got= (%q ==> % X)\nwant=(%q ==> % X)", g, g, w, w)
}
}
```
2018-03-12 00:39:34 -07:00
|
|
|
|
2018-05-21 17:37:53 -04:00
|
|
|
var fileDescriptor0 = []byte{
|
2018-05-08 16:38:39 +02:00
|
|
|
// 606 bytes of a gzipped FileDescriptorProto
|
|
|
|
0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x94, 0x54, 0x4f, 0x6f, 0xd3, 0x4e,
|
|
|
|
0x10, 0xcd, 0xda, 0x8e, 0x13, 0x4f, 0x7f, 0xbf, 0x34, 0x8c, 0x10, 0xb5, 0x8a, 0x90, 0x22, 0x0b,
|
|
|
|
0x09, 0x43, 0x69, 0x14, 0x52, 0x24, 0xfe, 0x9c, 0x68, 0x95, 0x1c, 0x2a, 0xa1, 0x22, 0x39, 0x95,
|
|
|
|
0x38, 0xa2, 0x6d, 0x3d, 0x34, 0x2b, 0x1a, 0x3b, 0xac, 0x87, 0x8a, 0x5c, 0xb8, 0xf2, 0x79, 0xf8,
|
|
|
|
0x7c, 0x5c, 0xd0, 0xae, 0x1d, 0x87, 0x36, 0x39, 0x84, 0x53, 0x76, 0x66, 0xde, 0x7b, 0xb3, 0xf3,
|
|
|
|
0x32, 0x5e, 0x80, 0x94, 0x3e, 0x17, 0xfd, 0xb9, 0xce, 0x39, 0xc7, 0x96, 0xfd, 0x49, 0x2f, 0xa2,
|
|
|
|
0x43, 0x68, 0x9e, 0x48, 0xbe, 0x9c, 0xe2, 0x63, 0x70, 0xf3, 0x79, 0x11, 0x8a, 0x9e, 0x1b, 0xef,
|
|
|
|
0x0c, 0xb1, 0x5f, 0xd5, 0xfb, 0x1f, 0xe6, 0xa4, 0x25, 0xab, 0x3c, 0x4b, 0x4c, 0x39, 0xfa, 0x01,
|
|
|
|
0x41, 0x9d, 0xc1, 0x27, 0xe0, 0x53, 0xc6, 0x8a, 0x17, 0xa1, 0xe8, 0x89, 0x78, 0x67, 0xb8, 0x5b,
|
|
|
|
0xb3, 0xc6, 0x36, 0x9d, 0x54, 0x65, 0x3c, 0x00, 0x8f, 0x17, 0x73, 0x0a, 0x9d, 0x9e, 0x88, 0x3b,
|
|
|
|
0xc3, 0xbd, 0x75, 0xf1, 0xfe, 0xf9, 0x62, 0x4e, 0x89, 0x05, 0x45, 0x0f, 0xc1, 0x33, 0x11, 0xb6,
|
|
|
|
0xc0, 0x9d, 0x8c, 0xcf, 0xbb, 0x0d, 0x04, 0xf0, 0x47, 0xe3, 0xf7, 0xe3, 0xf3, 0x71, 0x57, 0x44,
|
|
|
|
0xbf, 0x04, 0xf8, 0xa5, 0x38, 0x76, 0xc0, 0x51, 0xa9, 0xed, 0xdc, 0x4c, 0x1c, 0x95, 0x62, 0x17,
|
|
|
|
0xdc, 0x2f, 0xb4, 0xb0, 0x3d, 0xfe, 0x4b, 0xcc, 0x11, 0xef, 0x43, 0xf3, 0x46, 0x5e, 0x7f, 0xa3,
|
|
|
|
0xd0, 0xb5, 0xb9, 0x32, 0xc0, 0x07, 0xe0, 0xd3, 0x77, 0x55, 0x70, 0x11, 0x7a, 0x3d, 0x11, 0xb7,
|
|
|
|
0x93, 0x2a, 0x32, 0xe8, 0x82, 0xa5, 0xe6, 0xb0, 0x59, 0xa2, 0x6d, 0x60, 0x54, 0x29, 0x4b, 0x43,
|
|
|
|
0xbf, 0x54, 0xa5, 0xcc, 0xf6, 0x21, 0xad, 0xc3, 0x56, 0x4f, 0xc4, 0x41, 0x62, 0x8e, 0xf8, 0x08,
|
|
|
|
0xe0, 0x52, 0x93, 0x64, 0x4a, 0x3f, 0x49, 0x0e, 0xdb, 0x3d, 0x11, 0xbb, 0x49, 0x50, 0x65, 0x8e,
|
|
|
|
0x39, 0x0a, 0xa0, 0x75, 0x96, 0xf3, 0x54, 0x65, 0x57, 0xd1, 0x00, 0xfc, 0x51, 0x3e, 0x93, 0x2a,
|
|
|
|
0x5b, 0x75, 0x13, 0x1b, 0xba, 0x39, 0x75, 0xb7, 0xe8, 0x2b, 0xb4, 0x4f, 0xd9, 0xb8, 0x94, 0x6b,
|
|
|
|
0xe3, 0x77, 0x6a, 0xd9, 0x6b, 0x7e, 0x97, 0xa2, 0x49, 0x55, 0xae, 0x06, 0x57, 0xa5, 0x50, 0x3b,
|
|
|
|
0x29, 0x83, 0xa5, 0x41, 0xee, 0x06, 0x83, 0xbc, 0xbf, 0x0c, 0x8a, 0x7e, 0x0a, 0x68, 0x4e, 0x58,
|
|
|
|
0x72, 0x81, 0xcf, 0xc1, 0x4b, 0x25, 0xcb, 0x6a, 0x29, 0xc2, 0xba, 0x9d, 0xad, 0xf6, 0x47, 0x92,
|
|
|
|
0xe5, 0x38, 0x63, 0xbd, 0x48, 0x2c, 0x0a, 0xf7, 0xa0, 0xc5, 0x6a, 0x46, 0xc6, 0x03, 0xc7, 0x7a,
|
|
|
|
0xe0, 0x9b, 0xf0, 0x98, 0xf7, 0x5f, 0x41, 0x50, 0x63, 0x97, 0xb7, 0x10, 0xa5, 0x7d, 0xb7, 0x6e,
|
|
|
|
0xe1, 0xd8, 0x5c, 0x19, 0xbc, 0x75, 0x5e, 0x8b, 0xe8, 0x1d, 0x78, 0xa7, 0x99, 0x62, 0xc4, 0x72,
|
|
|
|
0x25, 0x2a, 0x52, 0xb9, 0x1e, 0x08, 0xde, 0x99, 0x9c, 0x2d, 0x49, 0xf6, 0x6c, 0xb4, 0x47, 0x4a,
|
|
|
|
0xdb, 0x09, 0x83, 0xc4, 0x1c, 0x87, 0xbf, 0x3d, 0x70, 0x46, 0x27, 0x18, 0x83, 0xa7, 0x8c, 0xd0,
|
|
|
|
0xff, 0xf5, 0x08, 0x46, 0x77, 0xff, 0xee, 0xc2, 0x46, 0x0d, 0x7c, 0x0a, 0xee, 0x15, 0x31, 0xde,
|
|
|
|
0xad, 0x6c, 0x82, 0x1e, 0x41, 0x70, 0x45, 0x3c, 0x61, 0x4d, 0x72, 0xb6, 0x0d, 0x21, 0x16, 0x03,
|
|
|
|
0x61, 0xf4, 0xa7, 0xb2, 0xd8, 0x4a, 0xff, 0x19, 0xb8, 0xc5, 0xa6, 0xab, 0x74, 0xeb, 0xc4, 0x72,
|
|
|
|
0xad, 0x1a, 0xd8, 0x87, 0x56, 0x41, 0x3c, 0x59, 0x64, 0x97, 0xdb, 0xe1, 0x0f, 0xc1, 0x4f, 0xe9,
|
|
|
|
0x9a, 0x98, 0xb6, 0x83, 0xbf, 0x30, 0x8f, 0x87, 0x81, 0x6f, 0xdf, 0x61, 0x08, 0x6d, 0xb5, 0x5c,
|
|
|
|
0xdc, 0x35, 0xc2, 0xbd, 0xd5, 0xff, 0x50, 0x61, 0xa2, 0xc6, 0x40, 0xe0, 0x1b, 0xd8, 0xd5, 0x74,
|
|
|
|
0x43, 0xba, 0xa0, 0xd3, 0x7f, 0xa5, 0x1e, 0xd8, 0xef, 0x89, 0x0b, 0x5c, 0xbb, 0xcb, 0x7e, 0xe7,
|
|
|
|
0xf6, 0xde, 0x46, 0x0d, 0x1c, 0x00, 0x5c, 0x98, 0x47, 0xef, 0xa3, 0x56, 0x4c, 0xb8, 0xaa, 0xdb,
|
|
|
|
0x97, 0x70, 0xe3, 0x34, 0x2f, 0xa1, 0xb3, 0x62, 0x58, 0x13, 0xb6, 0x60, 0x5d, 0xf8, 0x36, 0x75,
|
|
|
|
0xf4, 0x27, 0x00, 0x00, 0xff, 0xff, 0x95, 0xf4, 0xe3, 0x82, 0x7a, 0x05, 0x00, 0x00,
|
DB as a service
Fixes https://github.com/tendermint/tendermint/issues/1162
Databases as a service!
Can now access Databases as a remote service
via gRPC for performance and easy deployment.
The caveat is that each service is stateful in regards to
the DB i.e. each unique service uses only one unique DB
but nonetheless multiple clients can access it.
A full standalone example
```go
package main
import (
"bytes"
"context"
"log"
grpcdb "github.com/tendermint/tmlibs/grpcdb"
protodb "github.com/tendermint/tmlibs/proto"
)
func main() {
addr := ":8998"
go func() {
if err := grpcdb.BindRemoteDBServer(addr); err != nil {
log.Fatalf("BindRemoteDBServer: %v", err)
}
}()
client, err := grpcdb.NewClient(addr, false)
if err != nil {
log.Fatalf("Failed to create grpcDB client: %v", err)
}
ctx := context.Background()
// 1. Initialize the DB
in := &protodb.Init{
Type: "leveldb",
Name: "grpc-uno-test",
Dir: ".",
}
if _, err := client.Init(ctx, in); err != nil {
log.Fatalf("Init error: %v", err)
}
// 2. Now it can be used!
query1 := &protodb.Entity{Key: []byte("Project"), Value:
[]byte("Tmlibs-on-gRPC")}
if _, err := client.SetSync(ctx, query1); err != nil {
log.Fatalf("SetSync err: %v", err)
}
query2 := &protodb.Entity{Key: []byte("Project")}
read, err := client.Get(ctx, query2)
if err != nil {
log.Fatalf("Get err: %v", err)
}
if g, w := read.Value, []byte("Tmlibs-on-gRPC"); !bytes.Equal(g, w) {
log.Fatalf("got= (%q ==> % X)\nwant=(%q ==> % X)", g, g, w, w)
}
}
```
2018-03-12 00:39:34 -07:00
|
|
|
}
|