support remote SealPreCommit

cli/cmd.go

@@ -8,6 +8,7 @@ import (
 	"syscall"
 
 	logging "github.com/ipfs/go-log"
+	"github.com/mitchellh/go-homedir"
 	manet "github.com/multiformats/go-multiaddr-net"
 	"golang.org/x/xerrors"
 	"gopkg.in/urfave/cli.v2"
@@ -27,20 +28,40 @@ const (
 // ApiConnector returns API instance
 type ApiConnector func() api.FullNode
 
-func getAPI(ctx *cli.Context, repoFlag string) (string, http.Header, error) {
-	r, err := repo.NewFS(ctx.String(repoFlag))
+func RepoInfo(ctx *cli.Context, repoFlag string) (string, string, error) {
+	p, err := homedir.Expand(ctx.String(repoFlag))
 	if err != nil {
-		return "", nil, err
+		return "", "", err
+	}
+
+	r, err := repo.NewFS(p)
+	if err != nil {
+		return "", "", err
 	}
 
 	ma, err := r.APIEndpoint()
 	if err != nil {
-		return "", nil, xerrors.Errorf("failed to get api endpoint: %w", err)
+		return "", "", xerrors.Errorf("failed to get api endpoint: %w", err)
 	}
 	_, addr, err := manet.DialArgs(ma)
+	if err != nil {
+		return "", "", err
+	}
+
+	return p, addr, nil
+}
+
+func getAPI(ctx *cli.Context, repoFlag string) (string, http.Header, error) {
+	rdir, addr, err := RepoInfo(ctx, repoFlag)
 	if err != nil {
 		return "", nil, err
 	}
+
+	r, err := repo.NewFS(rdir)
+	if err != nil {
+		return "", nil, err
+	}
+
 	var headers http.Header
 	token, err := r.APIToken()
 	if err != nil {