refactor: 对齐后端样例工程规范

backend/api/internal/config/config.go

@@ -0,0 +1,29 @@
+// Package config 沿用 sample/server 的 BSM 配置加载与校验方式。
+package config
+
+import (
+	"net"
+
+	"git.apinb.com/bsm-sdk/core/conf"
+)
+
+// Spec 是 Platform API 的运行配置。
+var Spec SrvConfig
+
+// SrvConfig 与 sample/server 配置结构保持一致。
+type SrvConfig struct {
+	conf.Base `yaml:",inline"`
+	Databases *conf.DBConf            `yaml:"Databases"`
+	Rpc       map[string]conf.RpcConf `yaml:"Rpc"`
+	Apm       *conf.ApmConf           `yaml:"APM"`
+}
+
+// New 初始化 BSM 配置并校验服务监听地址。
+func New(srvKey string) {
+	conf.New(srvKey, &Spec)
+	Spec.Port = conf.CheckPort(Spec.Port)
+	Spec.BindIP = conf.CheckIP(Spec.BindIP)
+	Spec.Addr = net.JoinHostPort(Spec.BindIP, Spec.Port)
+	conf.NotNil(Spec.Service, Spec.Cache)
+	conf.PrintInfo(Spec.Addr)
+}