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gpu-compute-chain
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implement auction finalization system

master
michael 2022-08-31 22:40:28 +00:00
parent 5aea9c162e
commit fdbed8aa41
11 changed files with 129 additions and 18 deletions
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15
docs/static/openapi.yml vendored
View File

@ -20150,6 +20150,9 @@ paths:
type: string
amount:
type: string
deadline:
type: string
format: uint64
pagination:
type: object
properties:
@ -20280,6 +20283,9 @@ paths:
type: string
amount:
type: string
deadline:
type: string
format: uint64
default:
description: An unexpected error response.
schema:
@ -47457,6 +47463,9 @@ definitions:
type: string
amount:
type: string
deadline:
type: string
format: uint64
cosmostest.cosmostest.Bid:
type: object
properties:
@ -47501,6 +47510,9 @@ definitions:
type: string
amount:
type: string
deadline:
type: string
format: uint64
pagination:
type: object
properties:
@ -47557,6 +47569,9 @@ definitions:
type: string
amount:
type: string
deadline:
type: string
format: uint64
cosmostest.cosmostest.QueryGetNextAuctionResponse:
type: object
properties:

2
go.mod
View File

@ -11,6 +11,7 @@ require (
github.com/gorilla/mux v1.8.0
github.com/grpc-ecosystem/grpc-gateway v1.16.0
github.com/ignite/cli v0.23.0
github.com/pkg/errors v0.9.1
github.com/spf13/cast v1.4.1
github.com/spf13/cobra v1.4.0
github.com/stretchr/testify v1.7.1
@ -127,7 +128,6 @@ require (
github.com/otiai10/copy v1.6.0 // indirect
github.com/pelletier/go-toml v1.9.4 // indirect
github.com/petermattis/goid v0.0.0-20180202154549-b0b1615b78e5 // indirect
github.com/pkg/errors v0.9.1 // indirect
github.com/pmezard/go-difflib v1.0.0 // indirect
github.com/prometheus/client_golang v1.12.1 // indirect
github.com/prometheus/client_model v0.2.0 // indirect

1
proto/cosmostest/auction.proto
View File

@ -10,5 +10,6 @@ message Auction {
string name = 2;
string description = 3;
Bid topBid = 4;
uint64 deadline = 5;
}

5
x/cosmostest/auctionconfig/config.go Normal file
View File

@ -0,0 +1,5 @@
package auctionconfig
// Length of the auction in blocks-- currently 10.
// Assuming a block time of 3sec, this should be ~30sec.
const AuctionTime = 100

5
x/cosmostest/config/config.go
View File

@ -1,5 +0,0 @@
package config
// Length of the auction in blocks.
// Assuming a block time of 3sec, this should be ~30sec.
const AuctionTime = 10

42
x/cosmostest/keeper/auction_expiry.go Normal file
View File

@ -0,0 +1,42 @@
package keeper
import (
"cosmos-test/x/cosmostest/auctionconfig"
"cosmos-test/x/cosmostest/memdb"
"github.com/cosmos/cosmos-sdk/types"
"github.com/pkg/errors"
)
func (k *Keeper) AuctionIsExpired(ctx types.Context, auctionId string) (bool, error) {
auction, found := k.GetAuction(ctx, auctionId)
// make sure the auction exists on-chain
if !found {
return true, errors.Errorf("auction %s not found", auctionId)
}
return uint64(ctx.BlockHeight()) >= auction.Deadline, nil
}
func (k *Keeper) EndExpiredAuctions(ctx types.Context) {
memdb.BidDB.ForEachAuction(func(auctionId string) error {
auction, found := k.GetAuction(ctx, auctionId)
// make sure the auction exists on-chain
if !found {
return errors.Errorf("auction %s not found", auctionId)
}
if uint64(ctx.BlockHeight()) >= auction.Deadline-auctionconfig.AuctionTime {
var err error
auction.TopBid, err = memdb.BidDB.GetHighestBid(auctionId)
if err != nil {
return errors.Errorf("could not get highest bid for auction %s: %s", auctionId, err)
}
k.SetAuction(ctx, auction)
memdb.BidDB.ClearAuction(auctionId)
}
return nil
})
}

4
x/cosmostest/keeper/grpc_query_auction_bids.go
View File

@ -24,6 +24,10 @@ func (k Keeper) AuctionBids(goCtx context.Context, req *types.QueryAuctionBidsRe
return nil, fmt.Errorf("auction %s not found", req.Index)
}
if uint64(ctx.BlockHeight()) >= auction.Deadline {
return nil, fmt.Errorf("auction %s is already finalized", req.Index)
}
bids, err := memdb.BidDB.GetBids(auction.Index)
if err != nil {
return nil, fmt.Errorf("failed to get bids for auction %s: %s", auction.Index, err)

2
x/cosmostest/keeper/msg_server_new_auction.go
View File

@ -5,6 +5,7 @@ import (
"errors"
"strconv"
"cosmos-test/x/cosmostest/auctionconfig"
"cosmos-test/x/cosmostest/types"
sdk "github.com/cosmos/cosmos-sdk/types"
@ -24,6 +25,7 @@ func (k msgServer) NewAuction(goCtx context.Context, msg *types.MsgNewAuction) (
Name: msg.Name,
Description: msg.Description,
TopBid: new(types.Bid),
Deadline: uint64(ctx.BlockHeight()) + auctionconfig.AuctionTime,
}
k.Keeper.SetAuction(ctx, auction)

8
x/cosmostest/keeper/msg_server_new_bid.go
View File

@ -20,6 +20,14 @@ func (k msgServer) NewBid(goCtx context.Context, msg *types.MsgNewBid) (*types.M
return nil, fmt.Errorf("didn't find auction of index %s", msg.AuctionIndex)
}
auctionExpired, err := k.Keeper.AuctionIsExpired(ctx, msg.AuctionIndex)
if err != nil {
return nil, fmt.Errorf("error while checking auction %s expiry status: %s", msg.AuctionIndex, err)
}
if auctionExpired {
return nil, fmt.Errorf("auction %s is expired", msg.AuctionIndex)
}
ok := false
amt := new(big.Int)
amt, ok = amt.SetString(msg.Amount, 10)

5
x/cosmostest/module.go
View File

@ -176,6 +176,9 @@ func (am AppModule) BeginBlock(_ sdk.Context, _ abci.RequestBeginBlock) {}
// EndBlock executes all ABCI EndBlock logic respective to the capability module. It
// returns no validator updates.
func (am AppModule) EndBlock(_ sdk.Context, _ abci.RequestEndBlock) []abci.ValidatorUpdate {
func (am AppModule) EndBlock(ctx sdk.Context, _ abci.RequestEndBlock) []abci.ValidatorUpdate {
am.keeper.EndExpiredAuctions(ctx)
return []abci.ValidatorUpdate{}
}

58
x/cosmostest/types/auction.pb.go
View File

@ -27,6 +27,7 @@ type Auction struct {
Name string `protobuf:"bytes,2,opt,name=name,proto3" json:"name,omitempty"`
Description string `protobuf:"bytes,3,opt,name=description,proto3" json:"description,omitempty"`
TopBid *Bid `protobuf:"bytes,4,opt,name=topBid,proto3" json:"topBid,omitempty"`
Deadline uint64 `protobuf:"varint,5,opt,name=deadline,proto3" json:"deadline,omitempty"`
}
func (m *Auction) Reset() { *m = Auction{} }
@ -90,6 +91,13 @@ func (m *Auction) GetTopBid() *Bid {
return nil
}
func (m *Auction) GetDeadline() uint64 {
if m != nil {
return m.Deadline
}
return 0
}
func init() {
proto.RegisterType((*Auction)(nil), "cosmostest.cosmostest.Auction")
}
@ -97,20 +105,21 @@ func init() {
func init() { proto.RegisterFile("cosmostest/auction.proto", fileDescriptor_631f6f59914101d9) }
var fileDescriptor_631f6f59914101d9 = []byte{
// 202 bytes of a gzipped FileDescriptorProto
// 223 bytes of a gzipped FileDescriptorProto
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}
func (m *Auction) Marshal() (dAtA []byte, err error) {
@ -133,6 +142,11 @@ func (m *Auction) MarshalToSizedBuffer(dAtA []byte) (int, error) {
_ = i
var l int
_ = l
if m.Deadline != 0 {
i = encodeVarintAuction(dAtA, i, uint64(m.Deadline))
i--
dAtA[i] = 0x28
}
if m.TopBid != nil {
{
size, err := m.TopBid.MarshalToSizedBuffer(dAtA[:i])
@ -202,6 +216,9 @@ func (m *Auction) Size() (n int) {
l = m.TopBid.Size()
n += 1 + l + sovAuction(uint64(l))
}
if m.Deadline != 0 {
n += 1 + sovAuction(uint64(m.Deadline))
}
return n
}
@ -372,6 +389,25 @@ func (m *Auction) Unmarshal(dAtA []byte) error {
return err
}
iNdEx = postIndex
case 5:
if wireType != 0 {
return fmt.Errorf("proto: wrong wireType = %d for field Deadline", wireType)
}
m.Deadline = 0
for shift := uint(0); ; shift += 7 {
if shift >= 64 {
return ErrIntOverflowAuction
}
if iNdEx >= l {
return io.ErrUnexpectedEOF
}
b := dAtA[iNdEx]
iNdEx++
m.Deadline |= uint64(b&0x7F) << shift
if b < 0x80 {
break
}
}
default:
iNdEx = preIndex
skippy, err := skipAuction(dAtA[iNdEx:])