Files
EdgeNode/cmd/edge-node/main.go
GoEdgeLab c19be78e0d v1.4.1
2024-07-27 15:42:50 +08:00

603 lines
15 KiB
Go

package main
import (
"encoding/json"
"flag"
"fmt"
"net"
"net/http"
_ "net/http/pprof"
"os"
"path/filepath"
"runtime"
"sort"
"strings"
"syscall"
"time"
"github.com/TeaOSLab/EdgeNode/internal/apps"
"github.com/TeaOSLab/EdgeNode/internal/configs"
teaconst "github.com/TeaOSLab/EdgeNode/internal/const"
"github.com/TeaOSLab/EdgeNode/internal/nodes"
"github.com/TeaOSLab/EdgeNode/internal/utils"
executils "github.com/TeaOSLab/EdgeNode/internal/utils/exec"
fsutils "github.com/TeaOSLab/EdgeNode/internal/utils/fs"
"github.com/iwind/TeaGo/Tea"
_ "github.com/iwind/TeaGo/bootstrap"
"github.com/iwind/TeaGo/logs"
"github.com/iwind/TeaGo/maps"
"github.com/iwind/TeaGo/types"
"github.com/iwind/gosock/pkg/gosock"
"gopkg.in/yaml.v3"
)
func main() {
var app = apps.NewAppCmd().
Version(teaconst.Version).
Product(teaconst.ProductName).
Usage(teaconst.ProcessName + " [-v|start|stop|restart|status|quit|test|reload|service|daemon|config|pprof|top|accesslog|uninstall]").
Usage(teaconst.ProcessName + " [trackers|goman|conns|gc|bandwidth|disk|cache.garbage]").
Usage(teaconst.ProcessName + " [ip.drop|ip.reject|ip.remove|ip.close] IP")
app.On("start:before", func() {
// validate config
_, err := configs.LoadAPIConfig()
if err != nil {
// validate cluster config
_, clusterErr := configs.LoadClusterConfig()
if clusterErr != nil { // fail again
fmt.Println("[ERROR]start failed: load api config from '" + Tea.ConfigFile(configs.ConfigFileName) + "' failed: " + err.Error())
os.Exit(0)
}
}
})
app.On("uninstall", func() {
// service
fmt.Println("Uninstall service ...")
var manager = utils.NewServiceManager(teaconst.ProcessName, teaconst.ProductName)
go func() {
_ = manager.Uninstall()
}()
// stop
fmt.Println("Stopping ...")
_, _ = gosock.NewTmpSock(teaconst.ProcessName).SendTimeout(&gosock.Command{Code: "stop"}, 1*time.Second)
// delete files
var exe, _ = os.Executable()
if len(exe) == 0 {
return
}
var dir = filepath.Dir(filepath.Dir(exe)) // ROOT / bin / exe
// verify dir
{
fmt.Println("Checking '" + dir + "' ...")
for _, subDir := range []string{"bin/" + filepath.Base(exe), "configs", "logs"} {
_, err := os.Stat(dir + "/" + subDir)
if err != nil {
fmt.Println("[ERROR]program directory structure has been broken, please remove it manually.")
return
}
}
fmt.Println("Removing '" + dir + "' ...")
err := os.RemoveAll(dir)
if err != nil {
fmt.Println("[ERROR]remove failed: " + err.Error())
}
}
// delete symbolic links
fmt.Println("Removing symbolic links ...")
_ = os.Remove("/usr/bin/" + teaconst.ProcessName)
_ = os.Remove("/var/log/" + teaconst.ProcessName)
// delete configs
// nothing to delete for EdgeNode
// delete sock
fmt.Println("Removing temporary files ...")
var tempDir = os.TempDir()
_ = os.Remove(tempDir + "/" + teaconst.ProcessName + ".sock")
_ = os.Remove(tempDir + "/" + teaconst.AccessLogSockName)
// cache ...
fmt.Println("Please delete cache directories by yourself.")
// done
fmt.Println("[DONE]")
})
app.On("test", func() {
err := nodes.NewNode().Test()
if err != nil {
_, _ = os.Stderr.WriteString(err.Error())
}
})
app.On("reload", func() {
var sock = gosock.NewTmpSock(teaconst.ProcessName)
reply, err := sock.Send(&gosock.Command{Code: "reload"})
if err != nil {
fmt.Println("[ERROR]" + err.Error())
} else {
var params = maps.NewMap(reply.Params)
if params.Has("error") {
fmt.Println("[ERROR]" + params.GetString("error"))
} else {
fmt.Println("ok")
}
}
})
app.On("daemon", func() {
nodes.NewNode().Daemon()
})
app.On("service", func() {
err := nodes.NewNode().InstallSystemService()
if err != nil {
fmt.Println("[ERROR]install failed: " + err.Error())
return
}
fmt.Println("done")
})
app.On("quit", func() {
var sock = gosock.NewTmpSock(teaconst.ProcessName)
_, err := sock.Send(&gosock.Command{Code: "quit"})
if err != nil {
fmt.Println("[ERROR]quit failed: " + err.Error())
return
}
fmt.Println("done")
})
app.On("pprof", func() {
var flagSet = flag.NewFlagSet("pprof", flag.ExitOnError)
var addr string
flagSet.StringVar(&addr, "addr", "", "")
_ = flagSet.Parse(os.Args[2:])
if len(addr) == 0 {
addr = "127.0.0.1:6060"
}
logs.Println("starting with pprof '" + addr + "'...")
go func() {
err := http.ListenAndServe(addr, nil)
if err != nil {
logs.Println("[ERROR]" + err.Error())
}
}()
var node = nodes.NewNode()
node.Start()
})
app.On("dbstat", func() {
teaconst.EnableDBStat = true
var node = nodes.NewNode()
node.Start()
})
app.On("trackers", func() {
var sock = gosock.NewTmpSock(teaconst.ProcessName)
reply, err := sock.Send(&gosock.Command{Code: "trackers"})
if err != nil {
fmt.Println("[ERROR]" + err.Error())
} else {
labelsMap, ok := reply.Params["labels"]
if ok {
labels, ok := labelsMap.(map[string]interface{})
if ok {
if len(labels) == 0 {
fmt.Println("no labels yet")
} else {
var labelNames = []string{}
for label := range labels {
labelNames = append(labelNames, label)
}
sort.Strings(labelNames)
for _, labelName := range labelNames {
fmt.Println(labelName + ": " + fmt.Sprintf("%.6f", labels[labelName]))
}
}
}
}
}
})
app.On("goman", func() {
var sock = gosock.NewTmpSock(teaconst.ProcessName)
reply, err := sock.Send(&gosock.Command{Code: "goman"})
if err != nil {
fmt.Println("[ERROR]" + err.Error())
} else {
instancesJSON, err := json.MarshalIndent(reply.Params, "", " ")
if err != nil {
fmt.Println("[ERROR]" + err.Error())
} else {
fmt.Println(string(instancesJSON))
}
}
})
app.On("conns", func() {
var sock = gosock.NewTmpSock(teaconst.ProcessName)
reply, err := sock.Send(&gosock.Command{Code: "conns"})
if err != nil {
fmt.Println("[ERROR]" + err.Error())
} else {
resultJSON, err := json.MarshalIndent(reply.Params, "", " ")
if err != nil {
fmt.Println("[ERROR]" + err.Error())
} else {
fmt.Println(string(resultJSON))
}
}
})
app.On("gc", func() {
var sock = gosock.NewTmpSock(teaconst.ProcessName)
reply, err := sock.Send(&gosock.Command{Code: "gc"})
if err != nil {
fmt.Println("[ERROR]" + err.Error())
} else {
if reply == nil {
fmt.Println("ok")
} else {
var paramMap = maps.NewMap(reply.Params)
var pauseMS = paramMap.GetFloat64("pauseMS")
var costMS = paramMap.GetFloat64("costMS")
fmt.Printf("ok, cost: %.4fms, pause: %.4fms", costMS, pauseMS)
}
}
})
app.On("ip.drop", func() {
var args = os.Args[2:]
if len(args) == 0 {
fmt.Println("Usage: edge-node ip.drop IP [--timeout=SECONDS] [--async]")
return
}
var ip = args[0]
if len(net.ParseIP(ip)) == 0 {
fmt.Println("IP '" + ip + "' is invalid")
return
}
var timeoutSeconds = 0
var options = app.ParseOptions(args[1:])
timeout, ok := options["timeout"]
if ok {
timeoutSeconds = types.Int(timeout[0])
}
var async = false
_, ok = options["async"]
if ok {
async = true
}
fmt.Println("drop ip '" + ip + "' for '" + types.String(timeoutSeconds) + "' seconds")
var sock = gosock.NewTmpSock(teaconst.ProcessName)
reply, err := sock.Send(&gosock.Command{
Code: "dropIP",
Params: map[string]interface{}{
"ip": ip,
"timeoutSeconds": timeoutSeconds,
"async": async,
},
})
if err != nil {
fmt.Println("[ERROR]" + err.Error())
} else {
var errString = maps.NewMap(reply.Params).GetString("error")
if len(errString) > 0 {
fmt.Println("[ERROR]" + errString)
} else {
fmt.Println("ok")
}
}
})
app.On("ip.reject", func() {
var args = os.Args[2:]
if len(args) == 0 {
fmt.Println("Usage: edge-node ip.reject IP [--timeout=SECONDS]")
return
}
var ip = args[0]
if len(net.ParseIP(ip)) == 0 {
fmt.Println("IP '" + ip + "' is invalid")
return
}
var timeoutSeconds = 0
var options = app.ParseOptions(args[1:])
timeout, ok := options["timeout"]
if ok {
timeoutSeconds = types.Int(timeout[0])
}
fmt.Println("reject ip '" + ip + "' for '" + types.String(timeoutSeconds) + "' seconds")
var sock = gosock.NewTmpSock(teaconst.ProcessName)
reply, err := sock.Send(&gosock.Command{
Code: "rejectIP",
Params: map[string]interface{}{
"ip": ip,
"timeoutSeconds": timeoutSeconds,
},
})
if err != nil {
fmt.Println("[ERROR]" + err.Error())
} else {
var errString = maps.NewMap(reply.Params).GetString("error")
if len(errString) > 0 {
fmt.Println("[ERROR]" + errString)
} else {
fmt.Println("ok")
}
}
})
app.On("ip.close", func() {
var args = os.Args[2:]
if len(args) == 0 {
fmt.Println("Usage: edge-node ip.close IP")
return
}
var ip = args[0]
if len(net.ParseIP(ip)) == 0 {
fmt.Println("IP '" + ip + "' is invalid")
return
}
fmt.Println("close ip '" + ip)
var sock = gosock.NewTmpSock(teaconst.ProcessName)
reply, err := sock.Send(&gosock.Command{
Code: "closeIP",
Params: map[string]any{
"ip": ip,
},
})
if err != nil {
fmt.Println("[ERROR]" + err.Error())
} else {
var errString = maps.NewMap(reply.Params).GetString("error")
if len(errString) > 0 {
fmt.Println("[ERROR]" + errString)
} else {
fmt.Println("ok")
}
}
})
app.On("ip.remove", func() {
var args = os.Args[2:]
if len(args) == 0 {
fmt.Println("Usage: edge-node ip.remove IP")
return
}
var ip = args[0]
if len(net.ParseIP(ip)) == 0 {
fmt.Println("IP '" + ip + "' is invalid")
return
}
var sock = gosock.NewTmpSock(teaconst.ProcessName)
reply, err := sock.Send(&gosock.Command{
Code: "removeIP",
Params: map[string]interface{}{
"ip": ip,
},
})
if err != nil {
fmt.Println("[ERROR]" + err.Error())
} else {
var errString = maps.NewMap(reply.Params).GetString("error")
if len(errString) > 0 {
fmt.Println("[ERROR]" + errString)
} else {
fmt.Println("ok")
}
}
})
app.On("accesslog", func() {
// local sock
var tmpDir = os.TempDir()
var sockFile = tmpDir + "/" + teaconst.AccessLogSockName
_, err := os.Stat(sockFile)
if err != nil {
if !os.IsNotExist(err) {
fmt.Println("[ERROR]" + err.Error())
return
}
}
var processSock = gosock.NewTmpSock(teaconst.ProcessName)
reply, err := processSock.Send(&gosock.Command{
Code: "accesslog",
})
if err != nil {
fmt.Println("[ERROR]" + err.Error())
return
}
if reply.Code == "error" {
var errString = maps.NewMap(reply.Params).GetString("error")
if len(errString) > 0 {
fmt.Println("[ERROR]" + errString)
return
}
}
conn, err := net.Dial("unix", sockFile)
if err != nil {
fmt.Println("[ERROR]start reading access log failed: " + err.Error())
return
}
defer func() {
_ = conn.Close()
}()
var buf = make([]byte, 1024)
for {
n, err := conn.Read(buf)
if n > 0 {
fmt.Print(string(buf[:n]))
}
if err != nil {
break
}
}
})
app.On("bandwidth", func() {
var sock = gosock.NewTmpSock(teaconst.ProcessName)
reply, err := sock.Send(&gosock.Command{Code: "bandwidth"})
if err != nil {
fmt.Println("[ERROR]" + err.Error())
return
}
var statsMap = maps.NewMap(reply.Params).Get("stats")
statsJSON, err := json.MarshalIndent(statsMap, "", " ")
if err != nil {
fmt.Println("[ERROR]" + err.Error())
return
}
fmt.Println(string(statsJSON))
})
app.On("disk", func() {
var args = os.Args[2:]
if len(args) > 0 {
switch args[0] {
case "speed":
speedMB, isFast, err := fsutils.CheckDiskIsFast()
if err != nil {
fmt.Println("[ERROR]" + err.Error())
} else {
fmt.Printf("Speed: %.0fMB/s\n", speedMB)
if isFast {
fmt.Println("IsFast: true")
} else {
fmt.Println("IsFast: false")
}
}
default:
fmt.Println("Usage: edge-node disk [speed]")
}
} else {
fmt.Println("Usage: edge-node disk [speed]")
}
})
app.On("cache.garbage", func() {
fmt.Println("scanning ...")
var shouldDelete bool
for _, arg := range os.Args {
if strings.TrimLeft(arg, "-") == "delete" {
shouldDelete = true
}
}
var progressSock = gosock.NewTmpSock(teaconst.CacheGarbageSockName)
progressSock.OnCommand(func(cmd *gosock.Command) {
var params = maps.NewMap(cmd.Params)
if cmd.Code == "progress" {
fmt.Printf("%.2f%% %d\n", params.GetFloat64("progress")*100, params.GetInt("count"))
_ = cmd.ReplyOk()
}
})
go func() {
_ = progressSock.Listen()
}()
time.Sleep(1 * time.Second)
var sock = gosock.NewTmpSock(teaconst.ProcessName)
reply, err := sock.Send(&gosock.Command{
Code: "cache.garbage",
Params: map[string]any{"delete": shouldDelete},
})
if err != nil {
fmt.Println("[ERROR]" + err.Error())
return
}
var params = maps.NewMap(reply.Params)
if params.GetBool("isOk") {
var count = params.GetInt("count")
fmt.Println("found", count, "bad caches")
if count > 0 {
fmt.Println("======")
var sampleFiles = params.GetSlice("sampleFiles")
for _, file := range sampleFiles {
fmt.Println(types.String(file))
}
if count > len(sampleFiles) {
fmt.Println("... more files")
}
}
} else {
fmt.Println("[ERROR]" + params.GetString("error"))
}
})
app.On("config", func() {
var configString = os.Args[len(os.Args)-1]
if configString == "config" {
fmt.Println("Usage: edge-node config '\nrpc.endpoints: [\"...\"]\nnodeId: \"...\"\nsecret: \"...\"\n'")
return
}
var config = &configs.APIConfig{}
err := yaml.Unmarshal([]byte(configString), config)
if err != nil {
fmt.Println("[ERROR]decode config failed: " + err.Error())
return
}
err = config.Init()
if err != nil {
fmt.Println("[ERROR]validate config failed: " + err.Error())
return
}
// marshal again
configYAML, err := yaml.Marshal(config)
if err != nil {
fmt.Println("[ERROR]encode config failed: " + err.Error())
return
}
err = os.WriteFile(Tea.Root+"/configs/api_node.yaml", configYAML, 0666)
if err != nil {
fmt.Println("[ERROR]write config failed: " + err.Error())
return
}
fmt.Println("success")
})
app.On("top", func() {
var sock = gosock.NewTmpSock(teaconst.ProcessName)
reply, err := sock.Send(&gosock.Command{Code: "pid"})
if err != nil {
fmt.Println("[ERROR]not started yet")
return
}
var pid = maps.NewMap(reply.Params).GetInt("pid")
if pid <= 0 {
fmt.Println("[ERROR]invalid pid '" + types.String(pid) + "'")
return
}
topExe, _ := executils.LookPath("top")
if len(topExe) > 0 {
if runtime.GOOS == "linux" {
err = syscall.Exec(topExe, []string{topExe, "-p", types.String(pid)}, os.Environ())
} else if runtime.GOOS == "darwin" {
err = syscall.Exec(topExe, []string{topExe, "-pid", types.String(pid)}, os.Environ())
} else {
fmt.Println("[ERROR]not supported os '" + runtime.GOOS + "'")
return
}
if err != nil {
fmt.Println("[ERROR]start failed: " + err.Error())
}
} else {
fmt.Println("[ERROR]could not found 'top' command in this system")
}
})
app.Run(func() {
var node = nodes.NewNode()
node.Start()
})
}