-
Notifications
You must be signed in to change notification settings - Fork 50
/
migrations.go
37 lines (28 loc) · 1002 Bytes
/
migrations.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
package keeper
import (
"github.com/gogo/protobuf/grpc"
sdk "github.com/cosmos/cosmos-sdk/types"
v232 "github.com/shentufoundation/shentu/v2/x/shield/legacy/v232"
v3 "github.com/shentufoundation/shentu/v2/x/shield/legacy/v3"
v4 "github.com/shentufoundation/shentu/v2/x/shield/legacy/v4"
)
// Migrator is a struct for handling in-place store migrations.
type Migrator struct {
keeper Keeper
queryServer grpc.Server
}
// NewMigrator returns a new Migrator.
func NewMigrator(keeper Keeper, queryServer grpc.Server) Migrator {
return Migrator{keeper: keeper, queryServer: queryServer}
}
// Migrate1to2 migrates from version 1 to 2.
func (m Migrator) Migrate1to2(ctx sdk.Context) error {
v232.MigrateStore(ctx, m.keeper.paramSpace)
return nil
}
func (m Migrator) Migrate2to3(ctx sdk.Context) error {
return v3.MigrateStore(ctx, m.keeper.storeKey, m.keeper.cdc)
}
func (m Migrator) Migrate3to4(ctx sdk.Context) error {
return v4.MigrateStore(ctx, m.keeper.storeKey, m.keeper.cdc)
}