refactor: refactor eiblog

cmd/eiblog/config/config.go

@@ -0,0 +1,82 @@
+package config
+
+import (
+	"os"
+	"path/filepath"
+	"strings"
+
+	"github.com/eiblog/eiblog/pkg/config"
+
+	"github.com/sirupsen/logrus"
+	"gopkg.in/yaml.v3"
+)
+
+var (
+	// Conf 配置
+	Conf Config
+	// WorkDir 工作目录
+	WorkDir string
+)
+
+// Config config
+type Config struct {
+	config.APIMode
+	// 静态资源版本, 每次更改了 js/css 都需要提高该值
+	StaticVersion int
+	// 数据库配置
+	Database config.Database
+	// 热词, 手动指定, 用于搜索
+	HotWords []string
+	// Elasticsearch 配置
+	ESHost string
+
+	General config.General
+	Disqus  config.Disqus
+	Google  config.Google
+	Qiniu   config.Qiniu
+	Twitter config.Twitter
+	FeedRPC config.FeedRPC
+	Account config.Account
+}
+
+// init 初始化配置
+func init() {
+	// run mode
+	mode := config.RunMode(os.Getenv("RUN_MODE"))
+	if !mode.IsRunMode() {
+		panic("config: unsupported env RUN_MODE" + mode)
+	}
+	logrus.Infof("Run mode:%s", mode)
+
+	// 加载配置文件
+	var err error
+	WorkDir, err = config.WalkWorkDir()
+	if err != nil {
+		panic(err)
+	}
+
+	path := filepath.Join(WorkDir, "etc", "app.yml")
+	data, err := os.ReadFile(path)
+	if err != nil {
+		panic(err)
+	}
+	err = yaml.Unmarshal(data, &Conf)
+	if err != nil {
+		panic(err)
+	}
+	Conf.RunMode = mode
+
+	// 读取环境变量配置
+	readDatabaseEnv()
+}
+
+func readDatabaseEnv() {
+	key := strings.ToUpper(Conf.Name) + "_DB_DRIVER"
+	if d := os.Getenv(key); d != "" {
+		Conf.Database.Driver = d
+	}
+	key = strings.ToUpper(Conf.Name) + "_DB_SOURCE"
+	if s := os.Getenv(key); s != "" {
+		Conf.Database.Source = s
+	}
+}