feat: add nfctl(ctl to start nf project)

nft/nfctl/version/version.go

@@ -0,0 +1,66 @@
+package version
+
+import (
+	"bufio"
+	"fmt"
+	"github.com/fatih/color"
+	"github.com/loveuer/nf/nft/log"
+	"github.com/savioxavier/termlink"
+	"net/http"
+	"strings"
+	"sync"
+)
+
+const Version = "v24.07.12-r1"
+
+var (
+	lk      = &sync.Mutex{}
+	empty   = func() {}
+	upgrade = func(v string) func() {
+		return func() {
+			color.Green("\n🎉 🎉 🎉 [nfctl] New Version Found: %s", v)
+			color.Cyan("Upgrade it with: [go install github.com/loveuer/nf/nft/nfctl@latest]")
+			fmt.Print("Or Download by: ")
+			color.Cyan(termlink.Link("Releases", "https://github.com/loveuer/nf/releases"))
+			fmt.Println()
+		}
+	}
+	Fn = empty
+)
+
+func Check() {
+	ready := make(chan struct{})
+	go func() {
+		ready <- struct{}{}
+		uri := "https://raw.gitcode.com/loveuer/nf/raw/master/nft/nfctl/version/version.go"
+		prefix := "const Version = "
+		resp, err := http.Get(uri)
+		if err != nil {
+			log.Debug("[Check] http get[%s] err: %v", uri, err.Error())
+			return
+		}
+		defer resp.Body.Close()
+
+		scanner := bufio.NewScanner(resp.Body)
+		scanner.Buffer(make([]byte, 16*1024), 1024*1024)
+
+		for scanner.Scan() {
+			line := scanner.Text()
+			log.Debug("[Check] version.go line: %s", line)
+			if strings.HasPrefix(line, prefix) {
+				v := strings.TrimPrefix(line, prefix)
+				if len(v) > 2 {
+					v = v[1 : len(v)-1]
+				}
+
+				if v != "" && v > Version {
+					lk.Lock()
+					Fn = upgrade(v)
+					lk.Unlock()
+					return
+				}
+			}
+		}
+	}()
+	<-ready
+}