[feat] first version

pkg/config/config.go

@@ -0,0 +1,92 @@
+package config
+
+import (
+	"deploy/pkg/set"
+	"deploy/pkg/tools"
+	"fmt"
+	"strings"
+
+	errors "github.com/pkg/errors"
+
+	confLoader "github.com/otakukaze/config-loader"
+)
+
+type Config struct {
+	Server  Server   `yaml:"server"`
+	Listens []Listen `yaml:"listens"`
+}
+
+type Server struct {
+	Port int `yaml:"port" env:"SERVER_PORT" default:"10230"`
+}
+
+type Listen struct {
+	HTTP *HTTPListen `yaml:"http"`
+}
+
+type HTTPListen struct {
+	Method  string            `yaml:"method"`
+	Path    string            `yaml:"path"`
+	Headers map[string]string `yaml:"headers"`
+	Script  string            `yaml:"script"`
+}
+
+func Load(p ...string) (*Config, error) {
+
+	cfg := &Config{}
+
+	opts := &confLoader.LoadOptions{
+		FromEnv: true,
+	}
+
+	// check path exists
+	if len(p) > 0 && p[0] != "" {
+		if !tools.CheckExists(p[0], false) {
+			return nil, errors.New("config not exist")
+		}
+
+		opts.ConfigFile = &confLoader.ConfigFile{
+			Type: confLoader.ConfigFileTypeYAML,
+			Path: tools.ParsePath(p[0]),
+		}
+	}
+
+	if err := confLoader.Load(&cfg, opts); err != nil {
+		return nil, err
+	}
+
+	// check all listen path and script
+	pathSet := set.NewSet()
+
+	for _, v := range cfg.Listens {
+		if v.HTTP == nil {
+			continue
+		}
+
+		key := fmt.Sprintf("%s-%s", v.HTTP.Method, v.HTTP.Path)
+
+		if pathSet.Has(key) {
+			return nil, errors.WithStack(fmt.Errorf("path is duplicate: %s\n", v.HTTP.Path))
+		}
+
+		v.HTTP.Method = strings.ToUpper(v.HTTP.Method)
+
+		// check method support
+		switch v.HTTP.Method {
+		case "GET":
+		case "POST":
+			break
+		default:
+			return nil, errors.WithStack(fmt.Errorf("http method (%s) not support", v.HTTP.Method))
+		}
+
+		pathSet.Add(key)
+
+		// check script exists
+		if !tools.CheckExists(v.HTTP.Script, false) {
+			return nil, errors.WithStack(fmt.Errorf("path (%s) script not exists: %s\n", v.HTTP.Path, v.HTTP.Script))
+		}
+	}
+
+	return cfg, nil
+}