105 lines
2.4 KiB
Go
105 lines
2.4 KiB
Go
package keeper
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import (
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"context"
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"github.com/armon/go-metrics"
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"github.com/cosmos/cosmos-sdk/telemetry"
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sdk "github.com/cosmos/cosmos-sdk/types"
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sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
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"github.com/cosmos/cosmos-sdk/x/bank/types"
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)
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type msgServer struct {
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Keeper
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}
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// NewMsgServerImpl returns an implementation of the bank MsgServer interface
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// for the provided Keeper.
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func NewMsgServerImpl(keeper Keeper) types.MsgServer {
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return &msgServer{Keeper: keeper}
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}
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var _ types.MsgServer = msgServer{}
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func (k msgServer) Send(goCtx context.Context, msg *types.MsgSend) (*types.MsgSendResponse, error) {
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ctx := sdk.UnwrapSDKContext(goCtx)
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if err := k.IsSendEnabledCoins(ctx, msg.Amount...); err != nil {
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return nil, err
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}
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from, err := sdk.AccAddressFromBech32(msg.FromAddress)
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if err != nil {
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return nil, err
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}
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to, err := sdk.AccAddressFromBech32(msg.ToAddress)
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if err != nil {
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return nil, err
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}
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if k.BlockedAddr(to) {
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return nil, sdkerrors.Wrapf(sdkerrors.ErrUnauthorized, "%s is not allowed to receive funds", msg.ToAddress)
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}
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err = k.SendCoins(ctx, from, to, msg.Amount)
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if err != nil {
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return nil, err
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}
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defer func() {
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for _, a := range msg.Amount {
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if a.Amount.IsInt64() {
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telemetry.SetGaugeWithLabels(
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[]string{"tx", "msg", "send"},
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float32(a.Amount.Int64()),
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[]metrics.Label{telemetry.NewLabel("denom", a.Denom)},
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)
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}
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}
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}()
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ctx.EventManager().EmitEvent(
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sdk.NewEvent(
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sdk.EventTypeMessage,
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sdk.NewAttribute(sdk.AttributeKeyModule, types.AttributeValueCategory),
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),
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)
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return &types.MsgSendResponse{}, nil
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}
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func (k msgServer) MultiSend(goCtx context.Context, msg *types.MsgMultiSend) (*types.MsgMultiSendResponse, error) {
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ctx := sdk.UnwrapSDKContext(goCtx)
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// NOTE: totalIn == totalOut should already have been checked
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for _, in := range msg.Inputs {
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if err := k.IsSendEnabledCoins(ctx, in.Coins...); err != nil {
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return nil, err
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}
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}
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for _, out := range msg.Outputs {
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accAddr := sdk.MustAccAddressFromBech32(out.Address)
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if k.BlockedAddr(accAddr) {
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return nil, sdkerrors.Wrapf(sdkerrors.ErrUnauthorized, "%s is not allowed to receive transactions", out.Address)
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}
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}
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err := k.InputOutputCoins(ctx, msg.Inputs, msg.Outputs)
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if err != nil {
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return nil, err
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}
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ctx.EventManager().EmitEvent(
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sdk.NewEvent(
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sdk.EventTypeMessage,
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sdk.NewAttribute(sdk.AttributeKeyModule, types.AttributeValueCategory),
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),
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)
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return &types.MsgMultiSendResponse{}, nil
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}
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