Files
inventory-plus-plus/internal/site/auth.go
T
2025-12-30 14:42:04 -07:00

80 lines
2.2 KiB
Go

package site
import (
"context"
"errors"
"fmt"
"net/http"
"time"
"ruben/inventory2/internal/consts"
"ruben/inventory2/internal/domains/authentication"
"ruben/inventory2/internal/site/response"
)
// just keep this around long enough for testing auth middleware..
func (s *Server) testAuthEndpoint(r *http.Request) (response.Response, error) {
fmt.Println("AUTH TEST SUCCESS:", getAccessTokenClaims(r.Context()))
return response.TemporaryRedirect("/"), nil
}
type customClaimsKey struct{}
// auth middleware to verify access_token cookie and set custom claims in the request context
func (s *Server) authenticate(f response.HandlerFunc) response.HandlerFunc {
return func(r *http.Request) (response.Response, error) {
ck, err := r.Cookie("access_token")
if err != nil {
return response.TemporaryRedirect("/"), nil
}
ctx := r.Context()
claims, expiration, err := s.auth.GetAccessTokenClaimsAndExpiration(ctx, ck.Value)
if err != nil {
if errors.Is(err, consts.ErrNotFound) {
return response.TemporaryRedirect("/"), nil
}
return nil, response.Errorf("failed to authenticate: %w", err)
}
if expiration.Before(time.Now()) {
return response.TemporaryRedirect("/").Cookie(getExpiredCookie("access_token")), nil
}
return f(r.WithContext(setAccessTokenClaims(ctx, claims)))
}
}
func (s *Server) getAccessTokenClaims(r *http.Request) (authentication.AccessTokenClaims, bool) {
ck, err := r.Cookie("access_token")
if err != nil {
return authentication.AccessTokenClaims{}, false
}
ctx := r.Context()
claims, expiration, err := s.auth.GetAccessTokenClaimsAndExpiration(ctx, ck.Value)
if err != nil {
return authentication.AccessTokenClaims{}, false
}
if expiration.Before(time.Now()) {
return authentication.AccessTokenClaims{}, false
}
return claims, true
}
// stores custom claims in request context
func setAccessTokenClaims(ctx context.Context, claims authentication.AccessTokenClaims) context.Context {
return context.WithValue(ctx, customClaimsKey{}, claims)
}
// get custom claims from request context
func getAccessTokenClaims(ctx context.Context) authentication.AccessTokenClaims {
c, _ := ctx.Value(customClaimsKey{}).(authentication.AccessTokenClaims)
return c
}