80 lines
2.5 KiB
Go
80 lines
2.5 KiB
Go
package middleware
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import (
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"app-cloudep-portal-api-gateway/internal/domain"
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"app-cloudep-portal-api-gateway/internal/types"
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"context"
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"net/http"
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ers "code.30cm.net/digimon/library-go/errors"
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token "code.30cm.net/digimon/library-go/jwt"
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permissionRpc "code.30cm.net/digimon/proto-all/pkg/permission"
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"github.com/zeromicro/go-zero/rest/httpx"
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)
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type AuthMiddlewareParam struct {
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TokenSec string
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TokenClient permissionRpc.TokenServiceClient
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}
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type AuthMiddleware struct {
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tokenSec string
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tokenClient permissionRpc.TokenServiceClient
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}
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func NewAuthMiddleware(param AuthMiddlewareParam) *AuthMiddleware {
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return &AuthMiddleware{
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tokenSec: param.TokenSec,
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tokenClient: param.TokenClient,
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}
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}
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// Handle 處理 Auth Middleware
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func (m *AuthMiddleware) Handle(next http.HandlerFunc) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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// 解析 Header
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header := types.GetMemberHeader{}
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if err := httpx.ParseHeaders(r, &header); err != nil {
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m.writeErrorResponse(w, r, http.StatusBadRequest, "Failed to parse headers", int64(ers.InvalidFormat().FullCode()))
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return
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}
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// 驗證 Token
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claim, err := token.ParseClaims(header.Token, m.tokenSec, true)
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if err != nil {
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// 是否需要紀錄錯誤，是不是只要紀錄除了驗證失敗或過期之外的真錯誤
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m.writeErrorResponse(w, r, http.StatusForbidden, err.Error(), int64(ers.Forbidden().FullCode()))
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return
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}
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// 驗證 Token 是否在黑名單中
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if _, err := m.tokenClient.ValidationToken(r.Context(), &permissionRpc.ValidationTokenReq{Token: header.Token}); err != nil {
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m.writeErrorResponse(w, r, http.StatusForbidden, err.Error(), int64(ers.Forbidden().FullCode()))
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return
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}
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// 設置 context 並傳遞給下一個處理器
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ctx := SetContext(r, claim)
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next(w, r.WithContext(ctx))
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}
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}
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func SetContext(r *http.Request, claim token.DataClaims) context.Context {
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ctx := context.WithValue(r.Context(), domain.RoleCode, claim.Role())
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ctx = context.WithValue(ctx, domain.UidCode, claim.UID())
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ctx = context.WithValue(ctx, domain.DeviceIDCode, claim.DeviceID())
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ctx = context.WithValue(ctx, domain.ScopeCode, claim.Get(domain.ScopeCode.ToString()))
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return ctx
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}
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// writeErrorResponse 用於處理錯誤回應
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func (m *AuthMiddleware) writeErrorResponse(w http.ResponseWriter, r *http.Request, statusCode int, message string, code int64) {
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httpx.WriteJsonCtx(r.Context(), w, statusCode, types.BaseResponse{
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Status: types.Status{
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Code: code,
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Message: message,
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},
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})
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}
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