147 lines
3.6 KiB
Go
147 lines
3.6 KiB
Go
package common
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import (
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"context"
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"sort"
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"strings"
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logging "github.com/ipfs/go-log/v2"
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"github.com/gbrlsnchs/jwt/v3"
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"github.com/libp2p/go-libp2p-core/host"
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"github.com/libp2p/go-libp2p-core/network"
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"github.com/libp2p/go-libp2p-core/peer"
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swarm "github.com/libp2p/go-libp2p-swarm"
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ma "github.com/multiformats/go-multiaddr"
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"go.uber.org/fx"
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"golang.org/x/xerrors"
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"github.com/filecoin-project/go-jsonrpc/auth"
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"github.com/filecoin-project/lotus/api"
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"github.com/filecoin-project/lotus/build"
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"github.com/filecoin-project/lotus/node/modules/dtypes"
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"github.com/filecoin-project/lotus/node/modules/lp2p"
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)
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type CommonAPI struct {
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fx.In
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APISecret *dtypes.APIAlg
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Host host.Host
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Router lp2p.BaseIpfsRouting
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Sk *dtypes.ScoreKeeper
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ShutdownChan dtypes.ShutdownChan
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}
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type jwtPayload struct {
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Allow []auth.Permission
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}
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func (a *CommonAPI) AuthVerify(ctx context.Context, token string) ([]auth.Permission, error) {
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var payload jwtPayload
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if _, err := jwt.Verify([]byte(token), (*jwt.HMACSHA)(a.APISecret), &payload); err != nil {
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return nil, xerrors.Errorf("JWT Verification failed: %w", err)
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}
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return payload.Allow, nil
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}
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func (a *CommonAPI) AuthNew(ctx context.Context, perms []auth.Permission) ([]byte, error) {
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p := jwtPayload{
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Allow: perms, // TODO: consider checking validity
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}
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return jwt.Sign(&p, (*jwt.HMACSHA)(a.APISecret))
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}
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func (a *CommonAPI) NetConnectedness(ctx context.Context, pid peer.ID) (network.Connectedness, error) {
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return a.Host.Network().Connectedness(pid), nil
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}
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func (a *CommonAPI) NetPubsubScores(context.Context) ([]api.PubsubScore, error) {
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scores := a.Sk.Get()
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out := make([]api.PubsubScore, len(scores))
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i := 0
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for k, v := range scores {
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out[i] = api.PubsubScore{ID: k, Score: v}
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i++
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}
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sort.Slice(out, func(i, j int) bool {
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return strings.Compare(string(out[i].ID), string(out[j].ID)) > 0
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})
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return out, nil
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}
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func (a *CommonAPI) NetPeers(context.Context) ([]peer.AddrInfo, error) {
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conns := a.Host.Network().Conns()
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out := make([]peer.AddrInfo, len(conns))
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for i, conn := range conns {
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out[i] = peer.AddrInfo{
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ID: conn.RemotePeer(),
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Addrs: []ma.Multiaddr{
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conn.RemoteMultiaddr(),
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},
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}
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}
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return out, nil
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}
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func (a *CommonAPI) NetConnect(ctx context.Context, p peer.AddrInfo) error {
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if swrm, ok := a.Host.Network().(*swarm.Swarm); ok {
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swrm.Backoff().Clear(p.ID)
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}
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return a.Host.Connect(ctx, p)
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}
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func (a *CommonAPI) NetAddrsListen(context.Context) (peer.AddrInfo, error) {
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return peer.AddrInfo{
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ID: a.Host.ID(),
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Addrs: a.Host.Addrs(),
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}, nil
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}
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func (a *CommonAPI) NetDisconnect(ctx context.Context, p peer.ID) error {
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return a.Host.Network().ClosePeer(p)
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}
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func (a *CommonAPI) NetFindPeer(ctx context.Context, p peer.ID) (peer.AddrInfo, error) {
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return a.Router.FindPeer(ctx, p)
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}
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func (a *CommonAPI) ID(context.Context) (peer.ID, error) {
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return a.Host.ID(), nil
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}
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func (a *CommonAPI) Version(context.Context) (api.Version, error) {
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return api.Version{
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Version: build.UserVersion(),
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APIVersion: build.APIVersion,
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BlockDelay: build.BlockDelay,
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}, nil
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}
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func (a *CommonAPI) LogList(context.Context) ([]string, error) {
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return logging.GetSubsystems(), nil
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}
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func (a *CommonAPI) LogSetLevel(ctx context.Context, subsystem, level string) error {
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return logging.SetLogLevel(subsystem, level)
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}
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func (a *CommonAPI) Shutdown(ctx context.Context) error {
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a.ShutdownChan <- struct{}{}
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return nil
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}
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func (a *CommonAPI) Closing(ctx context.Context) (<-chan struct{}, error) {
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return make(chan struct{}), nil // relies on jsonrpc closing
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}
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var _ api.Common = &CommonAPI{}
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