290 lines
6.8 KiB
Go
290 lines
6.8 KiB
Go
package cliutil
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import (
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"context"
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"fmt"
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"github.com/filecoin-project/lotus/api/v1api"
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"net/http"
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"net/url"
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"os"
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"os/signal"
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"strings"
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"syscall"
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"github.com/mitchellh/go-homedir"
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"github.com/urfave/cli/v2"
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"golang.org/x/xerrors"
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"github.com/filecoin-project/go-jsonrpc"
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"github.com/filecoin-project/lotus/api"
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"github.com/filecoin-project/lotus/api/client"
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"github.com/filecoin-project/lotus/api/v0api"
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"github.com/filecoin-project/lotus/node/repo"
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)
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const (
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metadataTraceContext = "traceContext"
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)
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// The flag passed on the command line with the listen address of the API
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// server (only used by the tests)
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func flagForAPI(t repo.RepoType) string {
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switch t {
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case repo.FullNode:
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return "api-url"
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case repo.StorageMiner:
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return "miner-api-url"
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case repo.Worker:
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return "worker-api-url"
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default:
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panic(fmt.Sprintf("Unknown repo type: %v", t))
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}
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}
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func flagForRepo(t repo.RepoType) string {
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switch t {
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case repo.FullNode:
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return "repo"
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case repo.StorageMiner:
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return "miner-repo"
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case repo.Worker:
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return "worker-repo"
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default:
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panic(fmt.Sprintf("Unknown repo type: %v", t))
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}
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}
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func EnvForRepo(t repo.RepoType) string {
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switch t {
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case repo.FullNode:
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return "FULLNODE_API_INFO"
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case repo.StorageMiner:
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return "MINER_API_INFO"
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case repo.Worker:
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return "WORKER_API_INFO"
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default:
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panic(fmt.Sprintf("Unknown repo type: %v", t))
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}
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}
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// TODO remove after deprecation period
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func envForRepoDeprecation(t repo.RepoType) string {
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switch t {
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case repo.FullNode:
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return "FULLNODE_API_INFO"
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case repo.StorageMiner:
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return "STORAGE_API_INFO"
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case repo.Worker:
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return "WORKER_API_INFO"
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default:
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panic(fmt.Sprintf("Unknown repo type: %v", t))
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}
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}
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func GetAPIInfo(ctx *cli.Context, t repo.RepoType) (APIInfo, error) {
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// Check if there was a flag passed with the listen address of the API
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// server (only used by the tests)
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apiFlag := flagForAPI(t)
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if ctx.IsSet(apiFlag) {
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strma := ctx.String(apiFlag)
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strma = strings.TrimSpace(strma)
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return APIInfo{Addr: strma}, nil
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}
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envKey := EnvForRepo(t)
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env, ok := os.LookupEnv(envKey)
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if !ok {
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// TODO remove after deprecation period
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envKey = envForRepoDeprecation(t)
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env, ok = os.LookupEnv(envKey)
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if ok {
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log.Warnf("Use deprecation env(%s) value, please use env(%s) instead.", envKey, EnvForRepo(t))
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}
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}
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if ok {
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return ParseApiInfo(env), nil
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}
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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 APIInfo{}, xerrors.Errorf("could not expand home dir (%s): %w", repoFlag, err)
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}
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r, err := repo.NewFS(p)
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if err != nil {
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return APIInfo{}, xerrors.Errorf("could not open repo at path: %s; %w", p, err)
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}
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ma, err := r.APIEndpoint()
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if err != nil {
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return APIInfo{}, xerrors.Errorf("could not get api endpoint: %w", err)
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}
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token, err := r.APIToken()
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if err != nil {
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log.Warnf("Couldn't load CLI token, capabilities may be limited: %v", err)
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}
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return APIInfo{
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Addr: ma.String(),
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Token: token,
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}, nil
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}
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func GetRawAPI(ctx *cli.Context, t repo.RepoType, version string) (string, http.Header, error) {
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ainfo, err := GetAPIInfo(ctx, t)
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if err != nil {
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return "", nil, xerrors.Errorf("could not get API info: %w", err)
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}
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addr, err := ainfo.DialArgs(version)
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if err != nil {
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return "", nil, xerrors.Errorf("could not get DialArgs: %w", err)
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}
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return addr, ainfo.AuthHeader(), nil
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}
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func GetAPI(ctx *cli.Context) (api.Common, jsonrpc.ClientCloser, error) {
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ti, ok := ctx.App.Metadata["repoType"]
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if !ok {
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log.Errorf("unknown repo type, are you sure you want to use GetAPI?")
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ti = repo.FullNode
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}
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t, ok := ti.(repo.RepoType)
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if !ok {
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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 {
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return tn.(api.StorageMiner), func() {}, nil
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}
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if tn, ok := ctx.App.Metadata["testnode-full"]; ok {
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return tn.(api.FullNode), func() {}, nil
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}
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addr, headers, err := GetRawAPI(ctx, t, "v0")
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if err != nil {
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return nil, nil, err
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}
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return client.NewCommonRPCV0(ctx.Context, addr, headers)
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}
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func GetFullNodeAPI(ctx *cli.Context) (v0api.FullNode, jsonrpc.ClientCloser, error) {
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if tn, ok := ctx.App.Metadata["testnode-full"]; ok {
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return &v0api.WrapperV1Full{FullNode: tn.(v1api.FullNode)}, func() {}, nil
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}
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addr, headers, err := GetRawAPI(ctx, repo.FullNode, "v0")
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if err != nil {
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return nil, nil, err
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}
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return client.NewFullNodeRPCV0(ctx.Context, addr, headers)
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}
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func GetFullNodeAPIV1(ctx *cli.Context) (v1api.FullNode, jsonrpc.ClientCloser, error) {
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if tn, ok := ctx.App.Metadata["testnode-full"]; ok {
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return tn.(v1api.FullNode), func() {}, nil
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}
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addr, headers, err := GetRawAPI(ctx, repo.FullNode, "v1")
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if err != nil {
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return nil, nil, err
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}
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return client.NewFullNodeRPCV1(ctx.Context, addr, headers)
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}
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type GetStorageMinerOptions struct {
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PreferHttp bool
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}
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type GetStorageMinerOption func(*GetStorageMinerOptions)
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func StorageMinerUseHttp(opts *GetStorageMinerOptions) {
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opts.PreferHttp = true
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}
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func GetStorageMinerAPI(ctx *cli.Context, opts ...GetStorageMinerOption) (api.StorageMiner, jsonrpc.ClientCloser, error) {
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var options GetStorageMinerOptions
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for _, opt := range opts {
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opt(&options)
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}
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if tn, ok := ctx.App.Metadata["testnode-storage"]; ok {
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return tn.(api.StorageMiner), func() {}, nil
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}
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addr, headers, err := GetRawAPI(ctx, repo.StorageMiner, "v0")
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if err != nil {
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return nil, nil, err
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}
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if options.PreferHttp {
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u, err := url.Parse(addr)
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if err != nil {
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return nil, nil, xerrors.Errorf("parsing miner api URL: %w", err)
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}
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switch u.Scheme {
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case "ws":
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u.Scheme = "http"
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case "wss":
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u.Scheme = "https"
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}
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addr = u.String()
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}
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return client.NewStorageMinerRPCV0(ctx.Context, addr, headers)
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}
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func GetWorkerAPI(ctx *cli.Context) (api.Worker, jsonrpc.ClientCloser, error) {
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addr, headers, err := GetRawAPI(ctx, repo.Worker, "v0")
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if err != nil {
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return nil, nil, err
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}
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return client.NewWorkerRPCV0(ctx.Context, addr, headers)
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}
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func GetGatewayAPI(ctx *cli.Context) (api.Gateway, jsonrpc.ClientCloser, error) {
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addr, headers, err := GetRawAPI(ctx, repo.FullNode, "v0")
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if err != nil {
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return nil, nil, err
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}
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return client.NewGatewayRPCV1(ctx.Context, addr, headers)
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}
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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)
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}
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return context.Background()
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}
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// ReqContext returns context for cli execution. Calling it for the first time
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// installs SIGTERM handler that will close returned context.
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// Not safe for concurrent execution.
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func ReqContext(cctx *cli.Context) context.Context {
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tCtx := DaemonContext(cctx)
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ctx, done := context.WithCancel(tCtx)
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sigChan := make(chan os.Signal, 2)
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go func() {
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<-sigChan
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done()
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}()
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signal.Notify(sigChan, syscall.SIGTERM, syscall.SIGINT, syscall.SIGHUP)
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return ctx
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}
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