Merge pull request #428 from spiral/plugin/health

Checker plugin

1 files changed, 188 insertions, 0 deletions

diff --git a/plugins/checker/tests/plugin_test.go b/plugins/checker/tests/plugin_test.go
new file mode 100644
index 00000000..c93b68af
--- /dev/null
+++ b/plugins/checker/tests/plugin_test.go
@@ -0,0 +1,188 @@
+package tests
+
+import (
+	"io/ioutil"
+	"net"
+	"net/http"
+	"net/rpc"
+	"os"
+	"os/signal"
+	"sync"
+	"syscall"
+	"testing"
+	"time"
+
+	"github.com/spiral/endure"
+	"github.com/spiral/goridge/v2"
+	"github.com/spiral/roadrunner/v2/interfaces/status"
+	"github.com/spiral/roadrunner/v2/plugins/checker"
+	"github.com/spiral/roadrunner/v2/plugins/config"
+	httpPlugin "github.com/spiral/roadrunner/v2/plugins/http"
+	"github.com/spiral/roadrunner/v2/plugins/logger"
+	rpcPlugin "github.com/spiral/roadrunner/v2/plugins/rpc"
+	"github.com/spiral/roadrunner/v2/plugins/server"
+	"github.com/stretchr/testify/assert"
+)
+
+func TestStatusHttp(t *testing.T) {
+	cont, err := endure.NewContainer(nil, endure.SetLogLevel(endure.DebugLevel))
+	assert.NoError(t, err)
+
+	cfg := &config.Viper{
+		Path:   "configs/.rr-checker-init.yaml",
+		Prefix: "rr",
+	}
+
+	err = cont.RegisterAll(
+		cfg,
+		&logger.ZapLogger{},
+		&server.Plugin{},
+		&httpPlugin.Plugin{},
+		&checker.Plugin{},
+	)
+	assert.NoError(t, err)
+
+	err = cont.Init()
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	ch, err := cont.Serve()
+	assert.NoError(t, err)
+
+	sig := make(chan os.Signal, 1)
+	signal.Notify(sig, os.Interrupt, syscall.SIGINT, syscall.SIGTERM)
+
+	wg := &sync.WaitGroup{}
+	wg.Add(1)
+
+	tt := time.NewTimer(time.Second * 10)
+
+	go func() {
+		defer wg.Done()
+		for {
+			select {
+			case e := <-ch:
+				assert.Fail(t, "error", e.Error.Error())
+				err = cont.Stop()
+				if err != nil {
+					assert.FailNow(t, "error", err.Error())
+				}
+			case <-sig:
+				err = cont.Stop()
+				if err != nil {
+					assert.FailNow(t, "error", err.Error())
+				}
+				return
+			case <-tt.C:
+				// timeout
+				err = cont.Stop()
+				if err != nil {
+					assert.FailNow(t, "error", err.Error())
+				}
+				return
+			}
+		}
+	}()
+
+	time.Sleep(time.Second)
+	t.Run("CheckerGetStatus", checkHTTPStatus)
+	wg.Wait()
+}
+
+const resp = `Service: http: Status: 200
+Service: rpc not found`
+
+func checkHTTPStatus(t *testing.T) {
+	req, err := http.NewRequest("GET", "http://127.0.0.1:34333/v1/health?plugin=http&plugin=rpc", nil)
+	assert.NoError(t, err)
+
+	r, err := http.DefaultClient.Do(req)
+	assert.NoError(t, err)
+	b, err := ioutil.ReadAll(r.Body)
+	assert.NoError(t, err)
+	assert.Equal(t, 200, r.StatusCode)
+	assert.Equal(t, resp, string(b))
+
+	err = r.Body.Close()
+	assert.NoError(t, err)
+}
+
+func TestStatusRPC(t *testing.T) {
+	cont, err := endure.NewContainer(nil, endure.SetLogLevel(endure.DebugLevel))
+	assert.NoError(t, err)
+
+	cfg := &config.Viper{
+		Path:   "configs/.rr-checker-init.yaml",
+		Prefix: "rr",
+	}
+
+	err = cont.RegisterAll(
+		cfg,
+		&rpcPlugin.Plugin{},
+		&logger.ZapLogger{},
+		&server.Plugin{},
+		&httpPlugin.Plugin{},
+		&checker.Plugin{},
+	)
+	assert.NoError(t, err)
+
+	err = cont.Init()
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	ch, err := cont.Serve()
+	assert.NoError(t, err)
+
+	sig := make(chan os.Signal, 1)
+	signal.Notify(sig, os.Interrupt, syscall.SIGINT, syscall.SIGTERM)
+
+	wg := &sync.WaitGroup{}
+	wg.Add(1)
+
+	tt := time.NewTimer(time.Second * 10)
+
+	go func() {
+		defer wg.Done()
+		for {
+			select {
+			case e := <-ch:
+				assert.Fail(t, "error", e.Error.Error())
+				err = cont.Stop()
+				if err != nil {
+					assert.FailNow(t, "error", err.Error())
+				}
+			case <-sig:
+				err = cont.Stop()
+				if err != nil {
+					assert.FailNow(t, "error", err.Error())
+				}
+				return
+			case <-tt.C:
+				// timeout
+				err = cont.Stop()
+				if err != nil {
+					assert.FailNow(t, "error", err.Error())
+				}
+				return
+			}
+		}
+	}()
+
+	time.Sleep(time.Second)
+	t.Run("CheckerGetStatusRpc", checkRPCStatus)
+	wg.Wait()
+}
+
+func checkRPCStatus(t *testing.T) {
+	conn, err := net.Dial("tcp", "127.0.0.1:6005")
+	assert.NoError(t, err)
+	client := rpc.NewClientWithCodec(goridge.NewClientCodec(conn))
+
+	st := &status.Status{}
+
+	err = client.Call("status.Status", "http", &st)
+	assert.NoError(t, err)
+	assert.Equal(t, st.Code, 200)
+}