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feat: Removing unnecessary software upgrade handlers #370

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merged 4 commits into from
Jun 17, 2024
Merged

feat: Removing unnecessary software upgrade handlers #370

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037db7d
feat: Adding v0.12.0 upgrade handler
pbukva Jun 14, 2024
1c1fcbc
Merge branch 'feat/aasi-merger-cmd' into feat/v0.12.0_upgrade_handler
pbukva Jun 14, 2024
9189a25
Merge branch 'feat/aasi-merger-cmd' into feat/v0.12.0_upgrade_handler
pbukva Jun 14, 2024
99fbf9c
Remove unnecessary software upgrade handlers.
pbukva Jun 17, 2024
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85 changes: 5 additions & 80 deletions app/app.go
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Original file line number Diff line number Diff line change
Expand Up @@ -369,7 +369,7 @@ func New(

app.GovKeeper = *govKeeper.SetHooks(
govtypes.NewMultiGovHooks(
// register the governance hooks
// register the governance hooks
),
)

Expand Down Expand Up @@ -721,90 +721,15 @@ func (app *App) GetSubspace(moduleName string) paramstypes.Subspace {
func (app *App) RegisterUpgradeHandlers(cfg module.Configurator) {
const municipalInflationTargetAddress = "fetch1n8d5466h8he33uedc0vsgtahal0mrz55glre03"

// NOTE(pb): The `fetchd-v0.10.7` upgrade handler *MUST* be present due to the mainnent, where this is the *LAST*
// NOTE(pb): The `v0.11.3` upgrade handler *MUST* be present due to the mainnent & testnet, where this is the *LAST*
// executed upgrade. Presence of this handler is enforced by the `x/upgrade/abci.go#L31-L40` (see the
// https://github.com/fetchai/cosmos-sdk/blob/09cf7baf4297a30acd8d09d9db7dd97d79ffe008/x/upgrade/abci.go#L31-L40).
app.UpgradeKeeper.SetUpgradeHandler("fetchd-v0.10.7", func(ctx sdk.Context, plan upgradetypes.Plan, fromVM module.VersionMap) (module.VersionMap, error) {
return app.mm.RunMigrations(ctx, cfg, fromVM)
})

// NOTE(pb): The `v0.11.2` upgrade handler *MUST* be present due to Dorado-1 testnet, where this is the *LAST*
// executed upgrade. Please see the details in the NOTE above.
app.UpgradeKeeper.SetUpgradeHandler("v0.11.2", func(ctx sdk.Context, plan upgradetypes.Plan, fromVM module.VersionMap) (module.VersionMap, error) {
mobixInfl, err := sdk.NewDecFromStr("0.03")
if err != nil {
return module.VersionMap{}, err
}
minter := app.MintKeeper.GetMinter(ctx)
minter.MunicipalInflation = []*minttypes.MunicipalInflationPair{
{Denom: "nanomobx", Inflation: minttypes.NewMunicipalInflation(municipalInflationTargetAddress, mobixInfl)},
}

app.MintKeeper.SetMinter(ctx, minter)

app.UpgradeKeeper.SetUpgradeHandler("v0.11.3", func(ctx sdk.Context, plan upgradetypes.Plan, fromVM module.VersionMap) (module.VersionMap, error) {
return app.mm.RunMigrations(ctx, cfg, fromVM)
})

app.UpgradeKeeper.SetUpgradeHandler("v0.11.3", func(ctx sdk.Context, plan upgradetypes.Plan, fromVM module.VersionMap) (module.VersionMap, error) {
// Introducing the NOMX token **IF** it does not exist yet:
const nomxDenom = "nanonomx"
const nomxName = "NOMX"
const nomxSupply = 1000000000000000000 // = 10^18 < 2^63 (max(int64))
if !app.BankKeeper.HasSupply(ctx, nomxDenom) {
coinsToMint := sdk.NewCoins(sdk.NewInt64Coin(nomxDenom, nomxSupply))
app.MintKeeper.MintCoins(ctx, coinsToMint)

acc, err := sdk.AccAddressFromBech32(municipalInflationTargetAddress)
if err != nil {
panic(err)
}

err = app.BankKeeper.SendCoinsFromModuleToAccount(ctx, minttypes.ModuleName, acc, coinsToMint)
if err != nil {
panic(err)
}

ctx.EventManager().EmitEvent(
sdk.NewEvent(
minttypes.EventTypeMunicipalMint,
sdk.NewAttribute(minttypes.AttributeKeyDenom, nomxDenom),
sdk.NewAttribute(minttypes.AttributeKeyTargetAddr, municipalInflationTargetAddress),
sdk.NewAttribute(sdk.AttributeKeyAmount, coinsToMint.String()),
),
)

nomxMetadata := banktypes.Metadata{
Base: nomxDenom,
Name: nomxName,
Symbol: nomxName,
Display: nomxName,
Description: nomxName + " token",
DenomUnits: []*banktypes.DenomUnit{
{Denom: nomxName, Exponent: 9, Aliases: nil},
{Denom: "mnomx", Exponent: 6, Aliases: nil},
{Denom: "unomx", Exponent: 3, Aliases: nil},
{Denom: nomxDenom, Exponent: 0, Aliases: nil},
},
}

app.BankKeeper.SetDenomMetaData(ctx, nomxMetadata)
}

// Municipal Inflation for MOBX & NOMX tokens:
inflation, err := sdk.NewDecFromStr("0.03")
if err != nil {
return module.VersionMap{}, err
}

minter := app.MintKeeper.GetMinter(ctx)
municipalInflation := minttypes.NewMunicipalInflation(municipalInflationTargetAddress, inflation)
minter.MunicipalInflation = []*minttypes.MunicipalInflationPair{
{Denom: "nanomobx", Inflation: municipalInflation},
{Denom: nomxDenom, Inflation: municipalInflation},
}

app.MintKeeper.SetMinter(ctx, minter)

// NOTE(pb): Empty upgrade handler (all necessary changes will be done on genesis.json level).
app.UpgradeKeeper.SetUpgradeHandler("v0.12.0", func(ctx sdk.Context, plan upgradetypes.Plan, fromVM module.VersionMap) (module.VersionMap, error) {
return app.mm.RunMigrations(ctx, cfg, fromVM)
})
}
Expand Down
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