118 lines
		
	
	
		
			2.8 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			118 lines
		
	
	
		
			2.8 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
| package common
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| 
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| import (
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| 	"context"
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| 
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| 	"github.com/filecoin-project/lotus/node/modules/lp2p"
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| 
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| 	logging "github.com/ipfs/go-log/v2"
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| 
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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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| 
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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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| )
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| 
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| type CommonAPI struct {
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| 	fx.In
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| 
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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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| }
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| 
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| type jwtPayload struct {
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| 	Allow []string
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| }
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| 
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| func (a *CommonAPI) AuthVerify(ctx context.Context, token string) ([]api.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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| 
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| 	return payload.Allow, nil
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| }
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| 
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| func (a *CommonAPI) AuthNew(ctx context.Context, perms []api.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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| 
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| 	return jwt.Sign(&p, (*jwt.HMACSHA)(a.APISecret))
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| }
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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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| 
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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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| 
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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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| 
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| 	return out, nil
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| }
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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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| 
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| 	return a.Host.Connect(ctx, p)
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| }
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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| 		BlockDelay: build.BlockDelay,
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| 	}, nil
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| }
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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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| 
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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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| 
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| var _ api.Common = &CommonAPI{}
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