feat: implement session delete using redis
This commit is contained in:
@ -20,13 +20,15 @@
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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package middleware
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package authn
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import (
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"fmt"
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"net/http"
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"git.vinchent.xyz/vinchent/howmuch/internal/pkg/core"
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"git.vinchent.xyz/vinchent/howmuch/internal/pkg/errno"
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"git.vinchent.xyz/vinchent/howmuch/internal/pkg/log"
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"git.vinchent.xyz/vinchent/howmuch/internal/pkg/shared"
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"git.vinchent.xyz/vinchent/howmuch/internal/pkg/token"
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"github.com/gin-gonic/gin"
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@ -38,8 +40,14 @@ var ErrTokenInvalid = &errno.Errno{
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Message: "invalid token",
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}
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var ErrLoggedOut = &errno.Errno{
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HTTP: http.StatusUnauthorized,
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Code: errno.ErrorCode(errno.AuthFailureCode, "LoggedOut"),
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Message: "logged out, please log in",
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}
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// Authn authenticates a user's access by validating their token.
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func Authn() gin.HandlerFunc {
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func Authn(cache core.Cache) gin.HandlerFunc {
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return func(ctx *gin.Context) {
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tk, err := token.ParseRequest(ctx)
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if err != nil || tk == nil {
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@ -48,7 +56,20 @@ func Authn() gin.HandlerFunc {
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return
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}
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// TODO: check if the key is on logout blacklist.
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key := fmt.Sprintf("jwt:%s", tk.Identity)
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val, err := cache.Get(ctx, key)
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if err != nil {
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log.ErrorLog("cache get token", "err", err)
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ctx.Abort()
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return
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}
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if val != "" {
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// blacklist
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core.WriteResponse(ctx, ErrLoggedOut, nil)
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ctx.Abort()
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return
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}
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ctx.Header(shared.XUserName, tk.Identity)
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ctx.Next()
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117
internal/pkg/middleware/authn/authn_test.go
Normal file
117
internal/pkg/middleware/authn/authn_test.go
Normal file
@ -0,0 +1,117 @@
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// MIT License
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//
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// Copyright (c) 2024 vinchent <vinchent@vinchent.xyz>
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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package authn
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import (
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"context"
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"encoding/json"
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"fmt"
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"net/http"
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"testing"
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"time"
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"git.vinchent.xyz/vinchent/howmuch/internal/pkg/errno"
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"git.vinchent.xyz/vinchent/howmuch/internal/pkg/shared"
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"git.vinchent.xyz/vinchent/howmuch/internal/pkg/test"
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"git.vinchent.xyz/vinchent/howmuch/internal/pkg/token"
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"github.com/gin-gonic/gin"
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"github.com/stretchr/testify/assert"
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)
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var loggedOutID string
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type testCache struct{}
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func (tc *testCache) Get(ctx context.Context, key string) (string, error) {
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loggedOutKey := fmt.Sprintf("jwt:%s", loggedOutID)
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if key == loggedOutKey {
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return "found", nil
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}
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return "", nil
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}
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func (c *testCache) Set(
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ctx context.Context,
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key string,
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value interface{},
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expiration time.Duration,
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) error {
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return nil
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}
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func (c *testCache) Close() error {
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return nil
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}
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func TestAuthn(t *testing.T) {
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token.Init("secret", 1*time.Second)
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tk, _ := token.Sign("user")
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tkParsed, _ := token.Parse(tk)
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loggedOutID = tkParsed.Identity
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cache := &testCache{}
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t.Run("token found in cache", func(t *testing.T) {
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r := gin.New()
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r.Use(Authn(cache))
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r.GET("/example", func(c *gin.Context) {
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c.Status(http.StatusOK)
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})
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res := test.PerformRequest(
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t,
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r,
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"GET",
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"/example",
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nil,
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test.Header{Key: shared.XUserName, Value: "user"},
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test.Header{Key: "Authorization", Value: fmt.Sprintf("Bearer %s", tk)},
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)
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assert.Equal(t, http.StatusUnauthorized, res.Result().StatusCode, res.Body)
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var err errno.Errno
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json.NewDecoder(res.Result().Body).Decode(&err)
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assert.Equal(t, "AuthFailure.LoggedOut", err.Code)
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})
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t.Run("token not found in cache", func(t *testing.T) {
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newTk, _ := token.Sign("user2")
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r := gin.New()
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r.Use(Authn(cache))
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r.GET("/example", func(c *gin.Context) {
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c.Status(http.StatusOK)
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})
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res := test.PerformRequest(
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t,
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r,
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"GET",
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"/example",
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nil,
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test.Header{Key: shared.XUserName, Value: "user2"},
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test.Header{Key: "Authorization", Value: fmt.Sprintf("Bearer %s", newTk)},
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)
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assert.Equal(t, http.StatusOK, res.Result().StatusCode, res.Body)
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})
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}
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