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deals: Split state store

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This commit is contained in:
Łukasz Magiera 2019-09-13 21:19:13 +02:00
parent 08ea758216
commit 9c276e5331
4 changed files with 55 additions and 50 deletions
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2
api/types.go
View File

@ -9,7 +9,7 @@ import (
type DealState int
const (
DealUnknown = iota
DealUnknown = DealState(iota)
DealRejected
DealAccepted
DealStarted

4
chain/deals/client.go
View File

@ -51,7 +51,7 @@ type Client struct {
dag dtypes.ClientDAG
discovery *discovery.Local
deals StateStore
deals ClientStateStore
conns map[cid.Cid]inet.Stream
incoming chan ClientDeal
@ -75,7 +75,7 @@ func NewClient(cs *store.ChainStore, h host.Host, w *wallet.Wallet, ds dtypes.Me
dag: dag,
discovery: discovery,
deals: StateStore{ds: namespace.Wrap(ds, datastore.NewKey("/deals/client"))},
deals: ClientStateStore{StateStore{ds: namespace.Wrap(ds, datastore.NewKey("/deals/client"))}},
conns: map[cid.Cid]inet.Stream{},
incoming: make(chan ClientDeal, 16),

4
chain/deals/handler.go
View File

@ -45,7 +45,7 @@ type Handler struct {
// TODO: GC
dag dtypes.StagingDAG
deals StateStore
deals MinerStateStore
conns map[cid.Cid]inet.Stream
actor address.Address
@ -89,7 +89,7 @@ func NewHandler(ds dtypes.MetadataDS, secst *sectorblocks.SectorBlocks, dag dtyp
actor: minerAddress,
deals: StateStore{ds: namespace.Wrap(ds, datastore.NewKey("/deals/client"))},
deals: MinerStateStore{StateStore{ds: namespace.Wrap(ds, datastore.NewKey("/deals/client"))}},
}, nil
}

95
chain/deals/state_store.go
View File

@ -19,8 +19,7 @@ func (st *StateStore) Begin(i cid.Cid, state interface{}) error {
return err
}
if has {
// TODO: uncomment after deals work
//return xerrors.Errorf("Already tracking state for %s", i)
return xerrors.Errorf("Already tracking state for %s", i)
}
b, err := cbor.DumpObject(state)
@ -43,48 +42,6 @@ func (st *StateStore) End(i cid.Cid) error {
return st.ds.Delete(k)
}
// When this gets used anywhere else, migrate to reflect
func (st *StateStore) MutateMiner(i cid.Cid, mutator func(*MinerDeal) error) error {
return st.mutate(i, minerMutator(mutator))
}
func minerMutator(m func(*MinerDeal) error) func([]byte) ([]byte, error) {
return func(in []byte) ([]byte, error) {
var deal MinerDeal
err := cbor.DecodeInto(in, &deal)
if err != nil {
return nil, err
}
if err := m(&deal); err != nil {
return nil, err
}
return cbor.DumpObject(deal)
}
}
func (st *StateStore) MutateClient(i cid.Cid, mutator func(*ClientDeal) error) error {
return st.mutate(i, clientMutator(mutator))
}
func clientMutator(m func(*ClientDeal) error) func([]byte) ([]byte, error) {
return func(in []byte) ([]byte, error) {
var deal ClientDeal
err := cbor.DecodeInto(in, &deal)
if err != nil {
return nil, err
}
if err := m(&deal); err != nil {
return nil, err
}
return cbor.DumpObject(deal)
}
}
func (st *StateStore) mutate(i cid.Cid, mutator func([]byte) ([]byte, error)) error {
k := datastore.NewKey(i.String())
has, err := st.ds.Has(k)
@ -108,7 +65,55 @@ func (st *StateStore) mutate(i cid.Cid, mutator func([]byte) ([]byte, error)) er
return st.ds.Put(k, mutated)
}
func (st *StateStore) ListClient() ([]ClientDeal, error) {
type MinerStateStore struct {
StateStore
}
func (st *MinerStateStore) MutateMiner(i cid.Cid, mutator func(*MinerDeal) error) error {
return st.mutate(i, minerMutator(mutator))
}
func minerMutator(m func(*MinerDeal) error) func([]byte) ([]byte, error) {
return func(in []byte) ([]byte, error) {
var deal MinerDeal
err := cbor.DecodeInto(in, &deal)
if err != nil {
return nil, err
}
if err := m(&deal); err != nil {
return nil, err
}
return cbor.DumpObject(deal)
}
}
type ClientStateStore struct {
StateStore
}
func (st *ClientStateStore) MutateClient(i cid.Cid, mutator func(*ClientDeal) error) error {
return st.mutate(i, clientMutator(mutator))
}
func clientMutator(m func(*ClientDeal) error) func([]byte) ([]byte, error) {
return func(in []byte) ([]byte, error) {
var deal ClientDeal
err := cbor.DecodeInto(in, &deal)
if err != nil {
return nil, err
}
if err := m(&deal); err != nil {
return nil, err
}
return cbor.DumpObject(deal)
}
}
func (st *ClientStateStore) ListClient() ([]ClientDeal, error) {
var out []ClientDeal
res, err := st.ds.Query(query.Query{})