/
migrate.go
97 lines (86 loc) · 2.48 KB
/
migrate.go
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package upgradev3x3
import (
cdctypes "github.com/cosmos/cosmos-sdk/codec/types"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/cosmos/cosmos-sdk/types/module"
govkeeper "github.com/cosmos/cosmos-sdk/x/gov/keeper"
govv1 "github.com/cosmos/cosmos-sdk/x/gov/types/v1"
gov "github.com/cosmos/cosmos-sdk/x/gov/types/v1beta1"
"github.com/gogo/protobuf/proto"
"github.com/umee-network/umee/v4/x/leverage/types"
)
// Implements Proposal Interface
var _ gov.Content = &UpdateRegistryProposal{}
func registerInterfaces(registry cdctypes.InterfaceRegistry) {
registry.RegisterImplementations(
(*gov.Content)(nil),
&UpdateRegistryProposal{},
)
}
type migrator struct {
gov govkeeper.Keeper
}
// Creates migration handler for gov leverage proposals to new the gov system
// and MsgGovUpdateRegistry type.
func Migrator(gk govkeeper.Keeper, registry cdctypes.InterfaceRegistry) module.MigrationHandler {
registerInterfaces(registry)
m := migrator{gk}
return m.migrate
}
var done bool
func (m migrator) migrate(ctx sdk.Context) error {
logger := ctx.Logger()
if done {
logger.Error("Migration already done")
return nil
}
done = true
proposals := m.gov.GetProposals(ctx)
alreadyAdded := map[string]bool{
"uume": true,
"ibc/C4CFF46FD6DE35CA4CF4CE031E643C8FDC9BA4B99AE598E9B0ED98FE3A2319F9": true, // "atom"
}
for _, p := range proposals {
if len(p.Messages) != 1 {
continue
}
cached := p.Messages[0].GetCachedValue()
msg, ok := cached.(*govv1.MsgExecLegacyContent)
if !ok {
logger.Info("Ignoring, non legacy proposal", "msg_type", proto.MessageName(cached.(proto.Message)))
continue
}
cached = msg.Content.GetCachedValue()
lp, ok := cached.(*UpdateRegistryProposal)
if !ok {
logger.Info("Ignoring, not UpdateRegistryProposal",
"msg_type", proto.MessageName(cached.(proto.Message)))
continue
}
added := []types.Token{}
updated := []types.Token{}
for _, t := range lp.Registry {
if alreadyAdded[t.BaseDenom] {
updated = append(updated, t)
} else {
added = append(added, t)
alreadyAdded[t.BaseDenom] = true
}
}
newMsg := types.MsgGovUpdateRegistry{
Authority: msg.Authority,
Title: lp.Title,
Description: lp.Description,
AddTokens: added,
UpdateTokens: updated,
}
var err error
p.Messages[0], err = cdctypes.NewAnyWithValue(&newMsg)
if err != nil {
logger.Error("Can't pack ANY", err)
}
logger.Info("\n\nMIGRATING proposal:\n" + newMsg.String())
m.gov.SetProposal(ctx, *p)
}
return nil
}