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On-chain upgrade to consumer chain #1

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36 changes: 29 additions & 7 deletions app/consumer-democracy/app.go
Original file line number Diff line number Diff line change
Expand Up @@ -8,6 +8,8 @@ import (
"os"
"path/filepath"

genutiltypes "github.com/cosmos/cosmos-sdk/x/genutil/types"

"github.com/cosmos/cosmos-sdk/baseapp"
"github.com/cosmos/cosmos-sdk/client"
"github.com/cosmos/cosmos-sdk/client/grpc/tmservice"
Expand Down Expand Up @@ -436,7 +438,7 @@ func New(

// register slashing module StakingHooks to the consumer keeper
app.ConsumerKeeper = *app.ConsumerKeeper.SetHooks(app.SlashingKeeper.Hooks())
consumerModule := ibcconsumer.NewAppModule(app.ConsumerKeeper)
consumerModule := ibcconsumer.NewAppModule(app.ConsumerKeeper, app.StakingKeeper)

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Seems good, just curious on the context why new arguments are needed in this file and app/consumer/app.go

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It is using staking keeper's previous validator set, to set voting power of the existing validators as zero. Probably, there should be a way to use previous validator set without staking keeper.

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Got it, I'll need to refresh myself about how the democracy consumer app.go works, and how its staking keeper is used


app.TransferKeeper = ibctransferkeeper.NewKeeper(
appCodec,
Expand Down Expand Up @@ -483,7 +485,7 @@ func New(
ccvmint.NewAppModule(appCodec, app.MintKeeper, app.AccountKeeper),
slashing.NewAppModule(appCodec, app.SlashingKeeper, app.AccountKeeper, app.BankKeeper, app.ConsumerKeeper),
ccvdistr.NewAppModule(appCodec, app.DistrKeeper, app.AccountKeeper, app.BankKeeper, app.StakingKeeper, authtypes.FeeCollectorName),
ccvstaking.NewAppModule(appCodec, app.StakingKeeper, app.AccountKeeper, app.BankKeeper),
ccvstaking.NewAppModule(appCodec, app.StakingKeeper, app.AccountKeeper, app.BankKeeper, app.ConsumerKeeper),
upgrade.NewAppModule(app.UpgradeKeeper),
evidence.NewAppModule(app.EvidenceKeeper),
params.NewAppModule(app.ParamsKeeper),
Expand All @@ -506,6 +508,7 @@ func New(
ccvdistrtypes.ModuleName,
slashingtypes.ModuleName,
evidencetypes.ModuleName,
ibcconsumertypes.ModuleName, // Note: consumer initiation before staking module
ccvstakingtypes.ModuleName,
authtypes.ModuleName,
banktypes.ModuleName,
Expand All @@ -517,11 +520,11 @@ func New(
vestingtypes.ModuleName,
ibctransfertypes.ModuleName,
ibchost.ModuleName,
ibcconsumertypes.ModuleName,
)
app.MM.SetOrderEndBlockers(
crisistypes.ModuleName,
ccvgovtypes.ModuleName,
ibcconsumertypes.ModuleName, // Note: consumer initiation before staking module
ccvstakingtypes.ModuleName,
capabilitytypes.ModuleName,
authtypes.ModuleName,
Expand All @@ -537,7 +540,6 @@ func New(
vestingtypes.ModuleName,
ibctransfertypes.ModuleName,
ibchost.ModuleName,
ibcconsumertypes.ModuleName,
)

// NOTE: The genutils module must occur after staking so that pools are
Expand All @@ -550,6 +552,7 @@ func New(
capabilitytypes.ModuleName,
authtypes.ModuleName,
banktypes.ModuleName,
ibcconsumertypes.ModuleName, // Note: consumer initiation before staking module
ccvdistrtypes.ModuleName,
ccvstakingtypes.ModuleName,
slashingtypes.ModuleName,
Expand All @@ -564,7 +567,6 @@ func New(
vestingtypes.ModuleName,
ibchost.ModuleName,
ibctransfertypes.ModuleName,
ibcconsumertypes.ModuleName,
)

app.MM.RegisterInvariants(&app.CrisisKeeper)
Expand All @@ -584,7 +586,7 @@ func New(
feegrantmodule.NewAppModule(appCodec, app.AccountKeeper, app.BankKeeper, app.FeeGrantKeeper, app.interfaceRegistry),
ccvgov.NewAppModule(appCodec, app.GovKeeper, app.AccountKeeper, app.BankKeeper, IsProposalWhitelisted),
ccvmint.NewAppModule(appCodec, app.MintKeeper, app.AccountKeeper),
ccvstaking.NewAppModule(appCodec, app.StakingKeeper, app.AccountKeeper, app.BankKeeper),
ccvstaking.NewAppModule(appCodec, app.StakingKeeper, app.AccountKeeper, app.BankKeeper, app.ConsumerKeeper),
ccvdistr.NewAppModule(appCodec, app.DistrKeeper, app.AccountKeeper, app.BankKeeper, app.StakingKeeper, authtypes.FeeCollectorName),
slashing.NewAppModule(appCodec, app.SlashingKeeper, app.AccountKeeper, app.BankKeeper, app.StakingKeeper),
params.NewAppModule(app.ParamsKeeper),
Expand Down Expand Up @@ -625,6 +627,7 @@ func New(
app.UpgradeKeeper.SetUpgradeHandler(
upgradeName,
func(ctx sdk.Context, _ upgradetypes.Plan, _ module.VersionMap) (module.VersionMap, error) {

app.IBCKeeper.ConnectionKeeper.SetParams(ctx, ibcconnectiontypes.DefaultParams())

fromVM := make(map[string]uint64)
Expand All @@ -633,6 +636,23 @@ func New(
fromVM[moduleName] = eachModule.ConsensusVersion()
}

// TODO: should have a way to read from current node home
userHomeDir, err := os.UserHomeDir()
if err != nil {
stdlog.Println("Failed to get home dir %2", err)
}
nodeHome := userHomeDir + "/.sovereign/config/genesis.json"
appState, _, err := genutiltypes.GenesisStateFromGenFile(nodeHome)
if err != nil {
return fromVM, fmt.Errorf("failed to unmarshal genesis state: %w", err)
}

var consumerGenesis = ibcconsumertypes.GenesisState{}
appCodec.MustUnmarshalJSON(appState[ibcconsumertypes.ModuleName], &consumerGenesis)

consumerGenesis.PreCCV = true
app.ConsumerKeeper.InitGenesis(ctx, &consumerGenesis)

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How does this call to the consumer keeper's InitGenesis interact with the existing system for calling every keeper's InitGenesis? See InitChainer in this file, and the sdk module manager's InitGenesis method

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InitGenesis is only called when it's doing hard fork or launching a new chain, on soft fork, to init, it should be on upgrade handler I believe.


ctx.Logger().Info("start to run module migrations...")

return app.MM.RunMigrations(ctx, app.configurator, fromVM)
Expand All @@ -645,7 +665,9 @@ func New(
}

if upgradeInfo.Name == upgradeName && !app.UpgradeKeeper.IsSkipHeight(upgradeInfo.Height) {
storeUpgrades := store.StoreUpgrades{}
storeUpgrades := store.StoreUpgrades{
Added: []string{ibcconsumertypes.ModuleName},
}

// configure store loader that checks if version == upgradeHeight and applies store upgrades
app.SetStoreLoader(upgradetypes.UpgradeStoreLoader(upgradeInfo.Height, &storeUpgrades))
Expand Down
2 changes: 1 addition & 1 deletion app/consumer/app.go
Original file line number Diff line number Diff line change
Expand Up @@ -344,7 +344,7 @@ func New(

// register slashing module Slashing hooks to the consumer keeper
app.ConsumerKeeper = *app.ConsumerKeeper.SetHooks(app.SlashingKeeper.Hooks())
consumerModule := ibcconsumer.NewAppModule(app.ConsumerKeeper)
consumerModule := ibcconsumer.NewAppModule(app.ConsumerKeeper, nil)

app.TransferKeeper = ibctransferkeeper.NewKeeper(
appCodec,
Expand Down
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