Create & Init Project...

app/service/ops/log-agent/output/stdout/BUILD

@@ -0,0 +1,36 @@
+package(default_visibility = ["//visibility:public"])
+
+load(
+    "@io_bazel_rules_go//go:def.bzl",
+    "go_library",
+)
+
+go_library(
+    name = "go_default_library",
+    srcs = [
+        "config.go",
+        "stdout.go",
+    ],
+    importpath = "go-common/app/service/ops/log-agent/output/stdout",
+    tags = ["automanaged"],
+    visibility = ["//visibility:public"],
+    deps = [
+        "//app/service/ops/log-agent/event:go_default_library",
+        "//app/service/ops/log-agent/output:go_default_library",
+        "//vendor/github.com/BurntSushi/toml:go_default_library",
+    ],
+)
+
+filegroup(
+    name = "package-srcs",
+    srcs = glob(["**"]),
+    tags = ["automanaged"],
+    visibility = ["//visibility:private"],
+)
+
+filegroup(
+    name = "all-srcs",
+    srcs = [":package-srcs"],
+    tags = ["automanaged"],
+    visibility = ["//visibility:public"],
+)

app/service/ops/log-agent/output/stdout/config.go

@@ -0,0 +1,27 @@
+package stdout
+
+import (
+	"errors"
+
+	"github.com/BurntSushi/toml"
+)
+
+type Config struct {
+	Name string `tome:"name"`
+}
+
+func (c *Config) ConfigValidate() (error) {
+	if c == nil {
+		return errors.New("config of Stdout Output is nil")
+	}
+
+	return nil
+}
+
+func DecodeConfig(md toml.MetaData, primValue toml.Primitive) (c interface{}, err error) {
+	c = new(Config)
+	if err = md.PrimitiveDecode(primValue, c); err != nil {
+		return nil, err
+	}
+	return c, nil
+}

app/service/ops/log-agent/output/stdout/stdout.go

@@ -0,0 +1,66 @@
+package stdout
+
+import (
+	"context"
+	"fmt"
+
+	"go-common/app/service/ops/log-agent/output"
+	"go-common/app/service/ops/log-agent/event"
+)
+
+type Stdout struct {
+	c      *Config
+	ctx    context.Context
+	cancel context.CancelFunc
+	i      chan *event.ProcessorEvent
+}
+
+func init() {
+	err := output.Register("stdout", NewStdout)
+	if err != nil {
+		panic(err)
+	}
+}
+
+func NewStdout(ctx context.Context, config interface{}) (output.Output, error) {
+	var err error
+
+	stdout := new(Stdout)
+	if c, ok := config.(*Config); !ok {
+		return nil, fmt.Errorf("Error config for Lancer output")
+	} else {
+		if err = c.ConfigValidate(); err != nil {
+			return nil, err
+		}
+		stdout.c = c
+	}
+
+	stdout.i = make(chan *event.ProcessorEvent)
+	stdout.ctx, stdout.cancel = context.WithCancel(ctx)
+	return stdout, nil
+}
+
+func (s *Stdout) Run() (err error) {
+	go func() {
+		for {
+			select {
+			case e := <-s.i:
+				fmt.Println(string(e.Body))
+			case <-s.ctx.Done():
+				return
+			}
+		}
+	}()
+	if s.c.Name != "" {
+		output.RegisterOutput(s.c.Name, s)
+	}
+	return nil
+}
+
+func (s *Stdout) Stop() {
+	s.cancel()
+}
+
+func (s *Stdout) InputChan() (chan *event.ProcessorEvent) {
+	return s.i
+}