Upgrade v0.11.3: NOMX token munic. infl. & creation if required (#336)

fetchai · Nov 2, 2023 · fe70928 · fe70928
1 parent 9dd34ea
commit fe70928
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Showing 3 changed files with 79 additions and 4 deletions.
diff --git a/app/app.go b/app/app.go
@@ -719,15 +719,90 @@ 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*
+	//           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("fetch1n8d5466h8he33uedc0vsgtahal0mrz55glre03", mobixInfl)},
+			{Denom: "nanomobx", Inflation: minttypes.NewMunicipalInflation(municipalInflationTargetAddress, mobixInfl)},
+		}
+
+		app.MintKeeper.SetMinter(ctx, minter)
+
+		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)
 
 		return app.mm.RunMigrations(ctx, cfg, fromVM)

diff --git a/go.mod b/go.mod
@@ -133,7 +133,7 @@ replace google.golang.org/grpc => google.golang.org/grpc v1.33.2
 
 replace github.com/gogo/protobuf => github.com/regen-network/protobuf v1.3.3-alpha.regen.1
 
-replace github.com/cosmos/cosmos-sdk => github.com/fetchai/cosmos-sdk v0.19.3-0.20231027022256-09cf7baf4297
+replace github.com/cosmos/cosmos-sdk => github.com/fetchai/cosmos-sdk v0.19.3
 
 // This is to add support for Ledger Nano S-Plus on linux + new macOS
 // usb bus device enumeration (it needs to be reiterated here, even though

diff --git a/go.sum b/go.sum
@@ -228,8 +228,8 @@ github.com/fatih/color v1.7.0/go.mod h1:Zm6kSWBoL9eyXnKyktHP6abPY2pDugNf5Kwzbycv
 github.com/fatih/color v1.10.0/go.mod h1:ELkj/draVOlAH/xkhN6mQ50Qd0MPOk5AAr3maGEBuJM=
 github.com/felixge/httpsnoop v1.0.1 h1:lvB5Jl89CsZtGIWuTcDM1E/vkVs49/Ml7JJe07l8SPQ=
 github.com/felixge/httpsnoop v1.0.1/go.mod h1:m8KPJKqk1gH5J9DgRY2ASl2lWCfGKXixSwevea8zH2U=
-github.com/fetchai/cosmos-sdk v0.19.3-0.20231027022256-09cf7baf4297 h1:aifpDotvRF/5/Zn/nvMeDlTPh0pa3qRMUwGY6cGqHgU=
-github.com/fetchai/cosmos-sdk v0.19.3-0.20231027022256-09cf7baf4297/go.mod h1:xLNanYMukOhNMWoGJyy6mIZQR+Sf2sIi2Mlq0BY5rCg=
+github.com/fetchai/cosmos-sdk v0.19.3 h1:9cTSRmLRl8g7AbEf3CBT/bT/NhC1VbKcgRu8e0CxU5o=
+github.com/fetchai/cosmos-sdk v0.19.3/go.mod h1:xLNanYMukOhNMWoGJyy6mIZQR+Sf2sIi2Mlq0BY5rCg=
 github.com/fjl/memsize v0.0.0-20180418122429-ca190fb6ffbc/go.mod h1:VvhXpOYNQvB+uIk2RvXzuaQtkQJzzIx6lSBe1xv7hi0=
 github.com/fortytw2/leaktest v1.3.0 h1:u8491cBMTQ8ft8aeV+adlcytMZylmA5nnwwkRZjI8vw=
 github.com/franela/goblin v0.0.0-20200105215937-c9ffbefa60db/go.mod h1:7dvUGVsVBjqR7JHJk0brhHOZYGmfBYOrK0ZhYMEtBr4=