128 lines
3.8 KiB
Go
128 lines
3.8 KiB
Go
// Copyright 2018 Frédéric Guillot. All rights reserved.
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// Use of this source code is governed by the Apache 2.0
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// license that can be found in the LICENSE file.
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package api // import "miniflux.app/api"
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import (
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"context"
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"net/http"
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"miniflux.app/http/request"
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"miniflux.app/http/response/json"
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"miniflux.app/logger"
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"miniflux.app/storage"
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)
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type middleware struct {
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store *storage.Storage
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}
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func newMiddleware(s *storage.Storage) *middleware {
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return &middleware{s}
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}
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func (m *middleware) handleCORS(next http.Handler) http.Handler {
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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w.Header().Set("Access-Control-Allow-Origin", "*")
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w.Header().Set("Access-Control-Allow-Methods", "GET, POST, PUT, DELETE, OPTIONS")
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w.Header().Set("Access-Control-Allow-Headers", "X-Auth-Token")
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if r.Method == http.MethodOptions {
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w.WriteHeader(http.StatusOK)
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return
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}
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next.ServeHTTP(w, r)
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})
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}
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func (m *middleware) apiKeyAuth(next http.Handler) http.Handler {
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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clientIP := request.ClientIP(r)
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token := r.Header.Get("X-Auth-Token")
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if token == "" {
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logger.Debug("[API][TokenAuth] [ClientIP=%s] No API Key provided, go to the next middleware", clientIP)
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next.ServeHTTP(w, r)
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return
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}
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user, err := m.store.UserByAPIKey(token)
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if err != nil {
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logger.Error("[API][TokenAuth] %v", err)
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json.ServerError(w, r, err)
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return
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}
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if user == nil {
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logger.Error("[API][TokenAuth] [ClientIP=%s] No user found with the given API key", clientIP)
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json.Unauthorized(w, r)
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return
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}
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logger.Info("[API][TokenAuth] [ClientIP=%s] User authenticated: %s", clientIP, user.Username)
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m.store.SetLastLogin(user.ID)
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m.store.SetAPIKeyUsedTimestamp(user.ID, token)
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ctx := r.Context()
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ctx = context.WithValue(ctx, request.UserIDContextKey, user.ID)
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ctx = context.WithValue(ctx, request.UserTimezoneContextKey, user.Timezone)
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ctx = context.WithValue(ctx, request.IsAdminUserContextKey, user.IsAdmin)
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ctx = context.WithValue(ctx, request.IsAuthenticatedContextKey, true)
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next.ServeHTTP(w, r.WithContext(ctx))
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})
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}
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func (m *middleware) basicAuth(next http.Handler) http.Handler {
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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if request.IsAuthenticated(r) {
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next.ServeHTTP(w, r)
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return
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}
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w.Header().Set("WWW-Authenticate", `Basic realm="Restricted"`)
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clientIP := request.ClientIP(r)
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username, password, authOK := r.BasicAuth()
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if !authOK {
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logger.Debug("[API][BasicAuth] [ClientIP=%s] No authentication headers sent", clientIP)
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json.Unauthorized(w, r)
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return
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}
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if username == "" || password == "" {
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logger.Error("[API][BasicAuth] [ClientIP=%s] Empty username or password", clientIP)
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json.Unauthorized(w, r)
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return
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}
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if err := m.store.CheckPassword(username, password); err != nil {
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logger.Error("[API][BasicAuth] [ClientIP=%s] Invalid username or password: %s", clientIP, username)
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json.Unauthorized(w, r)
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return
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}
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user, err := m.store.UserByUsername(username)
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if err != nil {
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logger.Error("[API][BasicAuth] %v", err)
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json.ServerError(w, r, err)
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return
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}
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if user == nil {
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logger.Error("[API][BasicAuth] [ClientIP=%s] User not found: %s", clientIP, username)
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json.Unauthorized(w, r)
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return
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}
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logger.Info("[API][BasicAuth] [ClientIP=%s] User authenticated: %s", clientIP, username)
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m.store.SetLastLogin(user.ID)
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ctx := r.Context()
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ctx = context.WithValue(ctx, request.UserIDContextKey, user.ID)
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ctx = context.WithValue(ctx, request.UserTimezoneContextKey, user.Timezone)
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ctx = context.WithValue(ctx, request.IsAdminUserContextKey, user.IsAdmin)
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ctx = context.WithValue(ctx, request.IsAuthenticatedContextKey, true)
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next.ServeHTTP(w, r.WithContext(ctx))
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})
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}
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