lotus/chain/deals/client_states.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

98 lines
2.1 KiB
Go

package deals
import (
"context"
"golang.org/x/xerrors"
"github.com/filecoin-project/lotus/api"
"github.com/filecoin-project/lotus/chain/types"
)
type clientHandlerFunc func(ctx context.Context, deal ClientDeal) (func(*ClientDeal), error)
func (c *Client) handle(ctx context.Context, deal ClientDeal, cb clientHandlerFunc, next api.DealState) {
go func() {
mut, err := cb(ctx, deal)
if err != nil {
next = api.DealError
}
if err == nil && next == api.DealNoUpdate {
return
}
select {
case c.updated <- clientDealUpdate{
newState: next,
id: deal.ProposalCid,
err: err,
mut: mut,
}:
case <-c.stop:
}
}()
}
func (c *Client) new(ctx context.Context, deal ClientDeal) (func(*ClientDeal), error) {
resp, err := c.readStorageDealResp(deal)
if err != nil {
return nil, err
}
// TODO: verify StorageDealSubmission
if err := c.disconnect(deal); err != nil {
return nil, err
}
/* data transfer happens */
if resp.State != api.DealAccepted {
return nil, xerrors.Errorf("deal wasn't accepted (State=%d)", resp.State)
}
return func(info *ClientDeal) {
info.PublishMessage = resp.PublishMessage
}, nil
}
func (c *Client) accepted(ctx context.Context, deal ClientDeal) (func(*ClientDeal), error) {
log.Infow("DEAL ACCEPTED!")
dealId, err := c.node.ValidatePublishedDeal(ctx, deal.ClientDeal)
if err != nil {
return nil, err
}
return func(info *ClientDeal) {
info.DealID = dealId
}, nil
}
func (c *Client) staged(ctx context.Context, deal ClientDeal) (func(*ClientDeal), error) {
// TODO: Maybe wait for pre-commit
return nil, nil
}
func (c *Client) sealing(ctx context.Context, deal ClientDeal) (func(*ClientDeal), error) {
cb := func(err error) {
select {
case c.updated <- clientDealUpdate{
newState: api.DealComplete,
id: deal.ProposalCid,
err: err,
}:
case <-c.stop:
}
}
err := c.node.OnDealSectorCommitted(ctx, deal.Proposal.Provider, deal.DealID, cb)
return nil, err
}
func (c *Client) checkAskSignature(ask *types.SignedStorageAsk) error {
return c.node.ValidateAskSignature(ask)
}