repack

crawler_communicator.go

@@ -0,0 +1,109 @@
+package crawler_manager
+
+import (
+	"path/filepath"
+	"google.golang.org/grpc"
+	"log"
+	g "loafle.com/overflow/crawler_go/grpc"
+	"context"
+	"loafle.com/overflow/crawler_go/config"
+	"encoding/json"
+)
+
+
+func CallAdd()  {
+
+	conn, err := grpc.Dial(address, grpc.WithInsecure())
+	if err != nil {
+		log.Fatalf("did not connect: %v", err)
+	}
+	defer conn.Close()
+
+	cc := g.NewConfigClient(conn)
+
+	in := &g.Input{}
+
+	in.Id = "test_redis_sid"
+	in.Name = g.Crawlers_HEALTH_REDIS
+
+	out, err := cc.Add(context.Background(), in)
+	if err != nil {
+		log.Println(err)
+	}
+	log.Println(out)
+
+}
+
+func CallInit(c *config.Config, path string) {
+
+	port := portMap[c.Crawler.Name]
+
+	conn, err := grpc.Dial(address+port, grpc.WithInsecure())
+	if err != nil {
+		log.Fatalf("did not connect: %v", err)
+	}
+	defer conn.Close()
+
+	cc := g.NewConfigClient(conn)
+
+	in := &g.Init{}
+
+	in.Path = filepath.Dir(path)+ "/"
+
+	in.Name = g.Crawlers(g.Crawlers_value[c.Crawler.Name])
+
+	inArr := &g.InputArray{}
+	inArr.In = append(inArr.In, in)
+
+	outInit, errInit := cc.Init(context.Background(), inArr)
+	if errInit != nil {
+		log.Println(errInit)
+	}
+	log.Println(outInit)
+
+}
+
+func CallRemove() {
+
+	conn, err := grpc.Dial(address, grpc.WithInsecure())
+	if err != nil {
+		log.Fatalf("did not connect: %v", err)
+	}
+	defer conn.Close()
+
+	cc := g.NewConfigClient(conn)
+
+	inR := &g.Input{}
+	inR.Id = "123123"
+	inR.Name = g.Crawlers_HEALTH_DNS
+
+	outRem, errRem := cc.Remove(context.Background(), inR)
+	if errRem != nil {
+		log.Println(errRem)
+	}
+	log.Println(outRem)
+
+}
+
+func CallGet() {
+	conn, err := grpc.Dial("localhost:50000", grpc.WithInsecure())
+	if err != nil {
+		log.Fatalf("did not connect: %v", err)
+	}
+	defer conn.Close()
+	c := g.NewDataClient(conn)
+
+	in := &g.Input{
+		Name: g.Crawlers_HEALTH_REDIS,
+		Id:   "test_redis_sid",
+	}
+
+	out, err := c.Get(context.Background(), in)
+	if err != nil {
+		log.Fatalf("could not greet: %v", err)
+	}
+
+	var check bool
+	json.Unmarshal(out.Data, &check)
+	log.Println(check)
+}

crawler_manager.go

@@ -1,83 +1,83 @@
 package crawler_manager
 
 import (
-	"google.golang.org/grpc"
+
-	"log"
+
 	g "loafle.com/overflow/crawler_go/grpc"
-	"context"
+
+	"loafle.com/overflow/crawler_go/config"
+
+	"encoding/json"
+
+	"io/ioutil"
+
 )
 
 const (
-	address = "192.168.1.105:50052"
+	address = "localhost:"
+	defaultPort = 50001
 )
 
-func CallAdd()  {
+var currentPort = defaultPort
 
-	conn, err := grpc.Dial(address, grpc.WithInsecure())
+var pidMap map[string]int
-	if err != nil {
-		log.Fatalf("did not connect: %v", err)
-	}
-	defer conn.Close()
 
-	cc := g.NewConfigClient(conn)
+var exeMap map[string]string
 
-	in := &g.Input{}
+var portMap map[string]string
 
-	in.Id = ""
+func init() {
-	in.Name = g.Crawlers_HEALTH_DNS
 
-	out, err := cc.Add(context.Background(), in)
+	pidMap = make(map[string]int)
-	if err != nil {
+	exeMap = make(map[string]string)
-		log.Println(err)
+	portMap = make(map[string]string)
-	}
+
-	log.Println(out)
+	//pidMap["HEALTH_REDIS"] = 18281
+
+	exeMap[g.Crawlers_HEALTH_REDIS.String()] = "/home/snoop/develop/path/go/src/loafle.com/overflow/tnc";
 
 }
 
-func CallInit() {
+func ReadConfig(path string ) *config.Config {
+
+	bytes, err := ioutil.ReadFile(path)
 
-	conn, err := grpc.Dial(address, grpc.WithInsecure())
 	if err != nil {
-		log.Fatalf("did not connect: %v", err)
+		return nil
 	}
-	defer conn.Close()
 
-	cc := g.NewConfigClient(conn)
+	c := config.Config{}
 
-	in := &g.Init{}
+	json.Unmarshal(bytes, &c)
 
-	in.Path = "";
+	return &c
-	in.Name = g.Crawlers_HEALTH_DNS
 
-	inArr := &g.InputArray{}
-	inArr.In = append(inArr.In, in)
-
-	outInit, errInit := cc.Init(context.Background(), inArr)
-	if errInit != nil {
-		log.Println(errInit)
-	}
-	log.Println(outInit)
 
 }
 
-func CallRemove() {
+func ManageCrawler(path string) {
 
-	conn, err := grpc.Dial(address, grpc.WithInsecure())
+	c := ReadConfig(path)
-	if err != nil {
+
-		log.Fatalf("did not connect: %v", err)
+	exePath := exeMap[c.Crawler.Name]
+
+	cs := c.Crawler.Name
+
+	pid := pidMap[cs]
+
+	if pid > 0 {
+		b := IsAlive(pid)
+		if b == false {
+			ExeCrawler(c, exePath)
+			CallInit(c, path)
+		} else {
+			CallAdd()
 		}
-	defer conn.Close()
 
-	cc := g.NewConfigClient(conn)
 
-	inR := &g.Input{}
+	} else {
-	inR.Id = "123123"
+		ExeCrawler(c, exePath)
-	inR.Name = g.Crawlers_HEALTH_DNS
+		CallInit(c, path)
-
-	outRem, errRem := cc.Remove(context.Background(), inR)
-	if errRem != nil {
-		log.Println(errRem)
 	}
-	log.Println(outRem)
 
 }

crawler_manager_test.go

@@ -3,8 +3,19 @@ package crawler_manager
 import (
 	"testing"
 	//grpc1 "google.golang.org/grpc"
+	"os"
+
+	"os/exec"
+
+	"path/filepath"
+
+	"strings"
 )
 
+func TestManageCrawler(t *testing.T) {
+	ManageCrawler("/home/snoop/develop/path/go/src/loafle.com/overflow/crawler_manager_go/config/example.json")
+}
+
 func TestAdd(t *testing.T) {
 
 
@@ -13,9 +24,117 @@ func TestAdd(t *testing.T) {
 }
 
 func TestCallInit(t *testing.T) {
-	CallInit()
+	//CallInit("")
 }
 
 func TestCallRemove(t *testing.T) {
 	CallRemove()
 }
+
+func TestPid(t *testing.T) {
+
+	pp, err := os.FindProcess(12314)
+	if err != nil{
+		t.Log("err : ", err)
+	}
+
+	t.Log(pp.Pid)
+
+}
+
+func TestPr(t *testing.T) {
+	//ps -aux | awk '{print $2}' | grep 15538
+	bytes, _ := exec.Command("ps","-aux", "awk", "{print $2}").Output()
+
+	t.Log(string(bytes))
+
+}
+
+func TestExe(t *testing.T) {
+	ps := exec.Command("ps", "-aux")
+	awk := exec.Command("awk", "{print $2}")
+	grep := exec.Command("grep", "22373")
+
+	awk.Stdin, _ = ps.StdoutPipe()
+	grep.Stdin,_ = awk.StdoutPipe()
+
+	ps.Start()
+	awk.Start()
+
+	byt, _ := grep.Output()
+
+	t.Log(len(byt))
+}
+
+func TestExeState(t *testing.T) {
+	ps := exec.Command("ps", "-aux")
+	awk := exec.Command("awk", "{print $2, $7}")
+	grep := exec.Command("grep", "22373")
+	awk2 := exec.Command("awk", "{print $2}")
+
+	awk.Stdin, _ = ps.StdoutPipe()
+	grep.Stdin,_ = awk.StdoutPipe()
+	awk2.Stdin,_ = grep.StdoutPipe()
+
+	ps.Start()
+	awk.Start()
+	grep.Start()
+
+	byt, _ := awk2.Output()
+
+	t.Log(len(byt))
+	t.Log(string(byt))
+	t.Log(len(strings.TrimSpace(string(byt))))
+}
+
+func TestPipe(t *testing.T) {
+	c1 := exec.Command("ls")
+	c2 := exec.Command("wc", "-l")
+	c2.Stdin, _ = c1.StdoutPipe()
+	//c2.Stdout = os.Stdout
+
+	_ = c1.Start()
+	aa, _ := c2.Output()
+
+	t.Log(string(aa))
+}
+
+func TestIsAlive(t *testing.T) {
+
+	IsAlive(15538)
+
+}
+
+func TestIsState(t *testing.T) {
+
+	b := IsState(225931)
+	t.Log(b)
+
+}
+
+func TestCom(t *testing.T) {
+	str:= "Z"
+
+	if str == "Z" {
+		t.Log("aaa")
+	}
+}
+
+func TestReadConfig(t *testing.T) {
+
+	c := ReadConfig("/home/snoop/develop/path/go/src/loafle.com/overflow/crawler_go/config/example.json")
+	t.Log(c)
+
+}
+
+
+func TestDir(t *testing.T) {
+	a := filepath.Dir("/home/snoop/develop/path/go/src/loafle.com/overflow/crawler_go/config/example.json")
+
+	t.Log(a)
+}
+
+
+func TestMyPid(t *testing.T) {
+	t.Log(os.Getpid())
+}

crawler_runner.go

@@ -0,0 +1,101 @@
+package crawler_manager
+
+import (
+
+	"log"
+	"loafle.com/overflow/crawler_go/config"
+	"os/exec"
+	"time"
+	"strconv"
+	"strings"
+)
+
+//FIXME:: process check!!!!!!
+func ExeCrawler(c *config.Config, exePath string) {
+	log.Println("Run Crawler")
+
+	for {
+		pArg := "-Port=" + strconv.Itoa(currentPort)
+		cmd := exec.Command(exePath, pArg)
+
+		err := cmd.Start()
+		if err != nil {
+			log.Println(err)
+		}
+
+		time.Sleep(time.Duration( time.Second * 2))
+
+		log.Println("current Pid : " , cmd.Process.Pid)
+
+		if IsAlive(cmd.Process.Pid) == false || IsState(cmd.Process.Pid) == false {
+			log.Println("run fail port:",currentPort)
+			currentPort++
+			continue
+		}
+
+		portMap[c.Crawler.Name] = strconv.Itoa(currentPort)
+		log.Println("current port:", currentPort)
+		//FIXME::remove
+		break
+	}
+
+
+}
+
+func IsAlive(pid int) bool {
+	if pid < 0 {
+		return false
+	}
+
+	ps := exec.Command("ps", "-aux")
+	awk := exec.Command("awk", "{print $2}")
+	grep := exec.Command("grep", strconv.Itoa(pid))
+
+	awk.Stdin, _ = ps.StdoutPipe()
+	grep.Stdin,_ = awk.StdoutPipe()
+
+	ps.Start()
+	awk.Start()
+
+	byt, _ := grep.Output()
+
+	str := strconv.Itoa(pid)
+
+	if len(str) +1 == len(byt) {
+		return true
+	}
+	return false
+
+}
+
+func IsState(pid int) bool {
+	ps := exec.Command("ps", "-aux")
+	awk := exec.Command("awk", "{print $2, $8}")
+	grep := exec.Command("grep", strconv.Itoa(pid))
+	awk2 := exec.Command("awk", "{print $2}")
+
+	awk.Stdin, _ = ps.StdoutPipe()
+	grep.Stdin,_ = awk.StdoutPipe()
+	awk2.Stdin,_ = grep.StdoutPipe()
+
+	ps.Start()
+	awk.Start()
+	grep.Start()
+
+	byt, _ := awk2.Output()
+
+	if len(byt) <= 0 {
+		return false
+	}
+
+	str := string(byt)
+	str = strings.TrimSpace(str)
+
+	log.Println(str)
+	idx := strings.Index(str, "Z")
+	if idx >= 0 {
+		return false
+	}
+	return true
+}
+