add versioning

Makefile

@@ -0,0 +1,12 @@
+.PHONY: build install test
+
+version=$(shell ./version.sh)
+
+build:
+ go build -ldflags "-X main.version=${version}" ./cmd/gofs
+
+install:
+ go install -ldflags "-X main.version=${version}" ./cmd/gofs
+
+test:
+ go test ./...

cmd/gofs/main.go

@@ -15,18 +15,23 @@ import (
  "time"
 
  "github.com/alecthomas/units"
-
- cid "github.com/ipfs/go-cid"
-
- "github.com/gochain-io/gofs"
-
  "github.com/gochain-io/gochain/v3/common"
  "github.com/gochain-io/gochain/v3/core/types"
  "github.com/gochain-io/gochain/v3/crypto"
+ "github.com/gochain-io/gofs"
  "github.com/gochain-io/web3"
+ cid "github.com/ipfs/go-cid"
  "github.com/urfave/cli"
 )
 
+var version string
+
+func init() {
+ if version == "" {
+ version = "unknown"
+ }
+}
+
 func main() {
  // Interrupt cancellation.
  ctx, cancelFn := context.WithCancel(context.Background())
@@ -41,7 +46,7 @@ func main() {
 
  app := cli.NewApp()
  app.Name = "gofs"
- app.Version = "0.0.1"
+ app.Version = version
  app.Usage = "GoChain filesystem cli tool"
  var api, rpc, contract string
  //TODO var recursive bool

tag.sh

@@ -0,0 +1,2 @@
+#!/bin/bash
+git tag -f -a "v$1" -m "version $1"

version.sh

@@ -0,0 +1,2 @@
+#!/bin/bash
+git describe --always --dirty