ae9a71034d
Add HTTP /v1 MVC, TCP send path, groups with server-side member-avatar collage, object-storage upload, and friends/favorites around the architecture-v3 layout. Co-authored-by: Cursor <cursoragent@cursor.com>
116 lines
2.6 KiB
Go
116 lines
2.6 KiB
Go
package httpx
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import (
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"strconv"
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"strings"
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"github.com/gin-gonic/gin"
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authlogic "spark-server/internal/module/auth/logic"
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"spark-server/internal/pkg/errs"
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"spark-server/internal/pkg/ratelimit"
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"spark-server/internal/pkg/reqctx"
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)
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const (
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headerAuthorization = "Authorization"
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headerDeviceID = "X-Device-ID"
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headerAppVersion = "X-App-Version"
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headerLanguage = "Accept-Language"
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headerXLanguage = "X-Language"
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headerRealIP = "X-Real-IP"
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headerForwardedFor = "X-Forwarded-For"
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bearerPrefix = "bearer "
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)
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func Auth(svc authlogic.Service) gin.HandlerFunc {
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return func(c *gin.Context) {
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if svc == nil || publicPath(c.Request.URL.Path) {
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c.Next()
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return
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}
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token, ok := bearerToken(c.GetHeader(headerAuthorization))
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if !ok {
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abortAuth(c, errs.ErrUnauthorized)
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return
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}
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principal, err := svc.Authenticate(c.Request.Context(), token)
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if err != nil {
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abortAuth(c, err)
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return
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}
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if err := matchDeviceHeader(c.GetHeader(headerDeviceID), principal.DeviceID); err != nil {
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abortAuth(c, err)
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return
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}
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rc := reqctx.From(c.Request.Context())
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if rc == nil {
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rc = &reqctx.RequestContext{}
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c.Request = c.Request.WithContext(reqctx.With(c.Request.Context(), rc))
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}
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rc.UserID = principal.UserID
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rc.DeviceID = principal.DeviceID
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rc.JTI = principal.JTI
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rc.TokenExpires = principal.ExpiresAt
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c.Next()
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}
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}
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func AuthRateLimit(l *ratelimit.Limiter) gin.HandlerFunc {
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return func(c *gin.Context) {
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if l == nil || !authLimitPath(c.Request.URL.Path) {
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c.Next()
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return
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}
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ip := reqctx.RealIP(c.Request.Context())
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if !l.Allow(ip) {
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c.Abort()
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JSONError(c, errs.ErrRateLimited)
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return
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}
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c.Next()
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}
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}
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func authLimitPath(path string) bool {
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switch path {
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case "/v1/auth/login", "/v1/auth/email-codes", "/v1/auth/token/refresh":
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return true
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default:
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return false
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}
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}
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func publicPath(path string) bool {
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switch path {
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case "/healthz", "/readyz", "/openapi.yaml", "/docs", "/docs/", "/v1/auth/login", "/v1/auth/email-codes", "/v1/auth/token/refresh":
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return true
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default:
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return strings.HasPrefix(path, "/docs/")
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}
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}
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func bearerToken(h string) (string, bool) {
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if len(h) < len(bearerPrefix) || !strings.EqualFold(h[:len(bearerPrefix)], bearerPrefix) {
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return "", false
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}
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tok := strings.TrimSpace(h[len(bearerPrefix):])
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return tok, tok != ""
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}
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func matchDeviceHeader(raw string, want uint64) error {
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if raw == "" {
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return nil
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}
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got, err := strconv.ParseUint(raw, 10, 64)
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if err != nil || got != want {
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return errs.ErrUnauthorized
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}
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return nil
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}
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func abortAuth(c *gin.Context, err error) {
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c.Abort()
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JSONError(c, err)
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}
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