lotus/chain/deals/client_storagemarket.go
hannahhoward da4528932a feat(storagemarket): initial extraction
Types for storage market

Modify deals.Provider to implement storagemarket.StorageProvider

Inject storagemarket.StorageProvider

Storage Provider interfaces

Storage Client interfaces

Add ValidatePublishedDeal to ClientNodeAdapter

Remove FundManager from client

Remove Wallet from client

Remove StateManager, Events, Wallet from client

Rebasing

- Copy types.BigInt, use TokenAmount/BigInt for token amounts
- Remove auto-imported log package
- Move `checkAskSignature` to a client file.
- Plumb contexts through

fix(storagemarket): use publish cids

Switch back to publish message cids to reduce the dependency surface area
2020-01-10 03:29:46 +01:00

119 lines
3.1 KiB
Go

package deals
// this file implements storagemarket.StorageClient
import (
"context"
"github.com/ipfs/go-cid"
"golang.org/x/xerrors"
"github.com/filecoin-project/go-address"
"github.com/filecoin-project/lotus/chain/actors"
"github.com/filecoin-project/lotus/chain/types"
"github.com/filecoin-project/lotus/storagemarket"
)
func (c *Client) ListProviders(ctx context.Context) (<-chan storagemarket.StorageProviderInfo, error) {
providers, err := c.node.ListStorageProviders(ctx)
if err != nil {
return nil, err
}
out := make(chan storagemarket.StorageProviderInfo)
go func() {
for _, p := range providers {
select {
case out <- *p:
case <-ctx.Done():
return
}
}
}()
return out, nil
}
func (c *Client) ListDeals(ctx context.Context, addr address.Address) ([]actors.OnChainDeal, error) {
return c.node.ListClientDeals(ctx, addr)
}
func (c *Client) ListInProgressDeals(ctx context.Context) ([]storagemarket.ClientDeal, error) {
deals, err := c.List()
if err != nil {
return nil, err
}
out := make([]storagemarket.ClientDeal, len(deals))
for k, v := range deals {
out[k] = storagemarket.ClientDeal{
ProposalCid: v.ProposalCid,
Proposal: v.Proposal,
State: v.State,
Miner: v.Miner,
MinerWorker: v.MinerWorker,
DealID: v.DealID,
PublishMessage: v.PublishMessage,
}
}
return out, nil
}
func (c *Client) GetInProgressDeal(ctx context.Context, cid cid.Cid) (storagemarket.ClientDeal, error) {
deals, err := c.ListInProgressDeals(ctx)
if err != nil {
return storagemarket.ClientDeal{}, err
}
for _, deal := range deals {
if deal.ProposalCid == cid {
return deal, nil
}
}
return storagemarket.ClientDeal{}, xerrors.Errorf("couldn't find client deal")
}
func (c *Client) GetAsk(ctx context.Context, info storagemarket.StorageProviderInfo) (*storagemarket.StorageAsk, error) {
return c.QueryAsk(ctx, info.PeerID, info.Address)
}
func (c *Client) ProposeStorageDeal(ctx context.Context, addr address.Address, info *storagemarket.StorageProviderInfo, payloadCid cid.Cid, proposalExpiration storagemarket.Epoch, duration storagemarket.Epoch, price storagemarket.TokenAmount, collateral storagemarket.TokenAmount) (*storagemarket.ProposeStorageDealResult, error) {
proposal := ClientDealProposal{
Data: payloadCid,
PricePerEpoch: types.BigInt(price),
ProposalExpiration: uint64(proposalExpiration),
Duration: uint64(duration),
Client: addr,
ProviderAddress: info.Address,
MinerWorker: info.Worker,
MinerID: info.PeerID,
}
proposalCid, err := c.Start(ctx, proposal)
result := &storagemarket.ProposeStorageDealResult{
ProposalCid: proposalCid,
}
return result, err
}
func (c *Client) GetPaymentEscrow(ctx context.Context, addr address.Address) (storagemarket.Balance, error) {
balance, err := c.node.GetBalance(ctx, addr)
return balance, err
}
func (c *Client) AddPaymentEscrow(ctx context.Context, addr address.Address, amount storagemarket.TokenAmount) error {
return c.node.AddFunds(ctx, addr, amount)
}
var _ storagemarket.StorageClient = &Client{}