lotus/cli/cmd.go

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package cli
import (
"context"
"fmt"
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"net/http"
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"net/url"
"os"
"os/signal"
"strings"
"syscall"
logging "github.com/ipfs/go-log/v2"
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"github.com/mitchellh/go-homedir"
"github.com/urfave/cli/v2"
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"golang.org/x/xerrors"
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"github.com/filecoin-project/go-jsonrpc"
"github.com/filecoin-project/lotus/api"
"github.com/filecoin-project/lotus/api/client"
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cliutil "github.com/filecoin-project/lotus/cli/util"
"github.com/filecoin-project/lotus/node/repo"
)
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var log = logging.Logger("cli")
const (
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metadataTraceContext = "traceContext"
)
// custom CLI error
type ErrCmdFailed struct {
msg string
}
func (e *ErrCmdFailed) Error() string {
return e.msg
}
func NewCliError(s string) error {
return &ErrCmdFailed{s}
}
// ApiConnector returns API instance
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type ApiConnector func() api.FullNode
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// The flag passed on the command line with the listen address of the API
// server (only used by the tests)
func flagForAPI(t repo.RepoType) string {
switch t {
case repo.FullNode:
return "api-url"
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case repo.StorageMiner:
return "miner-api-url"
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case repo.Worker:
return "worker-api-url"
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default:
panic(fmt.Sprintf("Unknown repo type: %v", t))
}
}
func flagForRepo(t repo.RepoType) string {
switch t {
case repo.FullNode:
return "repo"
case repo.StorageMiner:
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return "miner-repo"
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case repo.Worker:
return "worker-repo"
default:
panic(fmt.Sprintf("Unknown repo type: %v", t))
}
}
func envForRepo(t repo.RepoType) string {
switch t {
case repo.FullNode:
return "FULLNODE_API_INFO"
case repo.StorageMiner:
return "MINER_API_INFO"
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case repo.Worker:
return "WORKER_API_INFO"
default:
panic(fmt.Sprintf("Unknown repo type: %v", t))
}
}
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// TODO remove after deprecation period
func envForRepoDeprecation(t repo.RepoType) string {
switch t {
case repo.FullNode:
return "FULLNODE_API_INFO"
case repo.StorageMiner:
return "STORAGE_API_INFO"
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case repo.Worker:
return "WORKER_API_INFO"
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default:
panic(fmt.Sprintf("Unknown repo type: %v", t))
}
}
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func GetAPIInfo(ctx *cli.Context, t repo.RepoType) (cliutil.APIInfo, error) {
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// Check if there was a flag passed with the listen address of the API
// server (only used by the tests)
apiFlag := flagForAPI(t)
if ctx.IsSet(apiFlag) {
strma := ctx.String(apiFlag)
strma = strings.TrimSpace(strma)
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return cliutil.APIInfo{Addr: strma}, nil
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}
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envKey := envForRepo(t)
env, ok := os.LookupEnv(envKey)
if !ok {
// TODO remove after deprecation period
envKey = envForRepoDeprecation(t)
env, ok = os.LookupEnv(envKey)
if ok {
log.Warnf("Use deprecation env(%s) value, please use env(%s) instead.", envKey, envForRepo(t))
}
}
if ok {
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return cliutil.ParseApiInfo(env), nil
}
repoFlag := flagForRepo(t)
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p, err := homedir.Expand(ctx.String(repoFlag))
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if err != nil {
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return cliutil.APIInfo{}, xerrors.Errorf("could not expand home dir (%s): %w", repoFlag, err)
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}
r, err := repo.NewFS(p)
if err != nil {
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return cliutil.APIInfo{}, xerrors.Errorf("could not open repo at path: %s; %w", p, err)
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}
ma, err := r.APIEndpoint()
if err != nil {
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return cliutil.APIInfo{}, xerrors.Errorf("could not get api endpoint: %w", err)
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}
token, err := r.APIToken()
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if err != nil {
log.Warnf("Couldn't load CLI token, capabilities may be limited: %v", err)
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}
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return cliutil.APIInfo{
Addr: ma.String(),
Token: token,
}, nil
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}
func GetRawAPI(ctx *cli.Context, t repo.RepoType) (string, http.Header, error) {
ainfo, err := GetAPIInfo(ctx, t)
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if err != nil {
return "", nil, xerrors.Errorf("could not get API info: %w", err)
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}
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addr, err := ainfo.DialArgs()
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if err != nil {
return "", nil, xerrors.Errorf("could not get DialArgs: %w", err)
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}
return addr, ainfo.AuthHeader(), nil
}
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func GetAPI(ctx *cli.Context) (api.Common, jsonrpc.ClientCloser, error) {
ti, ok := ctx.App.Metadata["repoType"]
if !ok {
log.Errorf("unknown repo type, are you sure you want to use GetAPI?")
ti = repo.FullNode
}
t, ok := ti.(repo.RepoType)
if !ok {
log.Errorf("repoType type does not match the type of repo.RepoType")
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}
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if tn, ok := ctx.App.Metadata["testnode-storage"]; ok {
return tn.(api.StorageMiner), func() {}, nil
}
if tn, ok := ctx.App.Metadata["testnode-full"]; ok {
return tn.(api.FullNode), func() {}, nil
}
addr, headers, err := GetRawAPI(ctx, t)
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if err != nil {
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return nil, nil, err
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}
return client.NewCommonRPC(ctx.Context, addr, headers)
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}
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func GetFullNodeAPI(ctx *cli.Context) (api.FullNode, jsonrpc.ClientCloser, error) {
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if tn, ok := ctx.App.Metadata["testnode-full"]; ok {
return tn.(api.FullNode), func() {}, nil
}
addr, headers, err := GetRawAPI(ctx, repo.FullNode)
if err != nil {
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return nil, nil, err
}
return client.NewFullNodeRPC(ctx.Context, addr, headers)
}
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type GetStorageMinerOptions struct {
PreferHttp bool
}
type GetStorageMinerOption func(*GetStorageMinerOptions)
func StorageMinerUseHttp(opts *GetStorageMinerOptions) {
opts.PreferHttp = true
}
func GetStorageMinerAPI(ctx *cli.Context, opts ...GetStorageMinerOption) (api.StorageMiner, jsonrpc.ClientCloser, error) {
var options GetStorageMinerOptions
for _, opt := range opts {
opt(&options)
}
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if tn, ok := ctx.App.Metadata["testnode-storage"]; ok {
return tn.(api.StorageMiner), func() {}, nil
}
addr, headers, err := GetRawAPI(ctx, repo.StorageMiner)
if err != nil {
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return nil, nil, err
}
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if options.PreferHttp {
u, err := url.Parse(addr)
if err != nil {
return nil, nil, xerrors.Errorf("parsing miner api URL: %w", err)
}
switch u.Scheme {
case "ws":
u.Scheme = "http"
case "wss":
u.Scheme = "https"
}
addr = u.String()
}
return client.NewStorageMinerRPC(ctx.Context, addr, headers)
}
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func GetWorkerAPI(ctx *cli.Context) (api.WorkerAPI, jsonrpc.ClientCloser, error) {
addr, headers, err := GetRawAPI(ctx, repo.Worker)
if err != nil {
return nil, nil, err
}
return client.NewWorkerRPC(ctx.Context, addr, headers)
}
func GetGatewayAPI(ctx *cli.Context) (api.GatewayAPI, jsonrpc.ClientCloser, error) {
addr, headers, err := GetRawAPI(ctx, repo.FullNode)
if err != nil {
return nil, nil, err
}
return client.NewGatewayRPC(ctx.Context, addr, headers)
}
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func DaemonContext(cctx *cli.Context) context.Context {
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if mtCtx, ok := cctx.App.Metadata[metadataTraceContext]; ok {
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return mtCtx.(context.Context)
}
return context.Background()
}
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// ReqContext returns context for cli execution. Calling it for the first time
// installs SIGTERM handler that will close returned context.
// Not safe for concurrent execution.
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func ReqContext(cctx *cli.Context) context.Context {
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tCtx := DaemonContext(cctx)
ctx, done := context.WithCancel(tCtx)
sigChan := make(chan os.Signal, 2)
go func() {
<-sigChan
done()
}()
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signal.Notify(sigChan, syscall.SIGTERM, syscall.SIGINT, syscall.SIGHUP)
return ctx
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}
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var CommonCommands = []*cli.Command{
netCmd,
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authCmd,
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logCmd,
waitApiCmd,
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fetchParamCmd,
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pprofCmd,
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VersionCmd,
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}
var Commands = []*cli.Command{
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WithCategory("basic", sendCmd),
WithCategory("basic", walletCmd),
WithCategory("basic", clientCmd),
WithCategory("basic", multisigCmd),
WithCategory("basic", paychCmd),
WithCategory("developer", authCmd),
WithCategory("developer", mpoolCmd),
WithCategory("developer", stateCmd),
WithCategory("developer", chainCmd),
WithCategory("developer", logCmd),
WithCategory("developer", waitApiCmd),
WithCategory("developer", fetchParamCmd),
WithCategory("network", netCmd),
WithCategory("network", syncCmd),
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pprofCmd,
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VersionCmd,
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}
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func WithCategory(cat string, cmd *cli.Command) *cli.Command {
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cmd.Category = cat
return cmd
}