50 lines
1.3 KiB
Go
50 lines
1.3 KiB
Go
package keeper
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import (
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"context"
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v5 "cosmossdk.io/x/staking/migrations/v5"
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v6 "cosmossdk.io/x/staking/migrations/v6"
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"github.com/cosmos/cosmos-sdk/runtime"
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)
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// Migrator is a struct for handling in-place store migrations.
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type Migrator struct {
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keeper *Keeper
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}
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// NewMigrator returns a new Migrator instance.
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func NewMigrator(keeper *Keeper) Migrator {
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return Migrator{
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keeper: keeper,
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}
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}
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// Migrate1to2 migrates from version 1 to 2.
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func (m Migrator) Migrate1to2(ctx context.Context) error {
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return nil
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}
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// Migrate2to3 migrates x/staking state from consensus version 2 to 3.
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func (m Migrator) Migrate2to3(ctx context.Context) error {
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return nil
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}
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// Migrate3to4 migrates x/staking state from consensus version 3 to 4.
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func (m Migrator) Migrate3to4(ctx context.Context) error {
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return nil
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}
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// Migrate4to5 migrates x/staking state from consensus version 4 to 5.
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func (m Migrator) Migrate4to5(ctx context.Context) error {
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store := runtime.KVStoreAdapter(m.keeper.KVStoreService.OpenKVStore(ctx))
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return v5.MigrateStore(ctx, store, m.keeper.cdc, m.keeper.Logger)
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}
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// Migrate5to6 migrates x/staking state from consensus version 5 to 6.
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func (m Migrator) Migrate5to6(ctx context.Context) error {
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store := runtime.KVStoreAdapter(m.keeper.KVStoreService.OpenKVStore(ctx))
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return v6.MigrateStore(ctx, store, m.keeper.cdc)
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}
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