Files
any-hub/tests/integration/apt_package_proxy_test.go
2025-11-18 12:16:28 +08:00

278 lines
7.1 KiB
Go

package integration
import (
"bytes"
"context"
"io"
"net"
"net/http"
"net/http/httptest"
"os"
"path"
"path/filepath"
"strconv"
"strings"
"sync"
"testing"
"time"
"github.com/gofiber/fiber/v3"
"github.com/sirupsen/logrus"
"github.com/any-hub/any-hub/internal/cache"
"github.com/any-hub/any-hub/internal/config"
"github.com/any-hub/any-hub/internal/proxy"
"github.com/any-hub/any-hub/internal/server"
)
func TestAptPackagesCachedWithoutRevalidate(t *testing.T) {
stub := newAptPackageStub(t)
defer stub.Close()
storageDir := t.TempDir()
cfg := &config.Config{
Global: config.GlobalConfig{
ListenPort: 5000,
CacheTTL: config.Duration(time.Hour),
StoragePath: storageDir,
},
Hubs: []config.HubConfig{
{
Name: "apt",
Domain: "apt.hub.local",
Type: "debian",
Module: "debian",
Upstream: stub.URL,
},
},
}
registry, err := server.NewHubRegistry(cfg)
if err != nil {
t.Fatalf("registry error: %v", err)
}
logger := logrus.New()
logger.SetOutput(io.Discard)
store, err := cache.NewStore(storageDir)
if err != nil {
t.Fatalf("store error: %v", err)
}
app, err := server.NewApp(server.AppOptions{
Logger: logger,
Registry: registry,
Proxy: proxy.NewHandler(server.NewUpstreamClient(cfg), logger, store),
ListenPort: 5000,
})
if err != nil {
t.Fatalf("app error: %v", err)
}
doRequest := func(p string) *http.Response {
req := httptest.NewRequest(http.MethodGet, "http://apt.hub.local"+p, nil)
req.Host = "apt.hub.local"
resp, err := app.Test(req)
if err != nil {
t.Fatalf("app.Test error: %v", err)
}
return resp
}
resp := doRequest(stub.packagePath)
if resp.StatusCode != fiber.StatusOK {
t.Fatalf("expected 200 for package, got %d", resp.StatusCode)
}
if hit := resp.Header.Get("X-Any-Hub-Cache-Hit"); hit != "false" {
t.Fatalf("expected cache miss on first package fetch, got %s", hit)
}
body, _ := io.ReadAll(resp.Body)
resp.Body.Close()
if !bytes.Equal(body, stub.packageBody) {
t.Fatalf("package body mismatch on first fetch: %d bytes", len(body))
}
resp2 := doRequest(stub.packagePath)
if resp2.StatusCode != fiber.StatusOK {
t.Fatalf("expected 200 for cached package, got %d", resp2.StatusCode)
}
if hit := resp2.Header.Get("X-Any-Hub-Cache-Hit"); hit != "true" {
t.Fatalf("expected cache hit for package, got %s", hit)
}
body2, _ := io.ReadAll(resp2.Body)
resp2.Body.Close()
if !bytes.Equal(body2, stub.packageBody) {
t.Fatalf("package body mismatch on cache hit: %d bytes", len(body2))
}
hashResp := doRequest(stub.byHashPath)
if hashResp.StatusCode != fiber.StatusOK {
t.Fatalf("expected 200 for by-hash, got %d", hashResp.StatusCode)
}
if hit := hashResp.Header.Get("X-Any-Hub-Cache-Hit"); hit != "false" {
t.Fatalf("expected cache miss on first by-hash fetch, got %s", hit)
}
hashBody, _ := io.ReadAll(hashResp.Body)
hashResp.Body.Close()
if !bytes.Equal(hashBody, stub.byHashBody) {
t.Fatalf("by-hash body mismatch on first fetch: %d bytes", len(hashBody))
}
hashResp2 := doRequest(stub.byHashPath)
if hashResp2.StatusCode != fiber.StatusOK {
t.Fatalf("expected 200 for cached by-hash, got %d", hashResp2.StatusCode)
}
if hit := hashResp2.Header.Get("X-Any-Hub-Cache-Hit"); hit != "true" {
t.Fatalf("expected cache hit for by-hash, got %s", hit)
}
hashBody2, _ := io.ReadAll(hashResp2.Body)
hashResp2.Body.Close()
if !bytes.Equal(hashBody2, stub.byHashBody) {
t.Fatalf("by-hash body mismatch on cache hit: %d bytes", len(hashBody2))
}
if stub.PackageGets() != 1 {
t.Fatalf("expected single package GET, got %d", stub.PackageGets())
}
if stub.PackageHeads() != 0 {
t.Fatalf("expected zero package HEAD revalidate, got %d", stub.PackageHeads())
}
if stub.ByHashGets() != 1 {
t.Fatalf("expected single by-hash GET, got %d", stub.ByHashGets())
}
if stub.ByHashHeads() != 0 {
t.Fatalf("expected zero by-hash HEAD revalidate, got %d", stub.ByHashHeads())
}
verifyStoredFile(t, storageDir, "apt", stub.packagePath, int64(len(stub.packageBody)))
verifyStoredFile(t, storageDir, "apt", stub.byHashPath, int64(len(stub.byHashBody)))
}
func verifyStoredFile(t *testing.T, basePath, hubName, locatorPath string, expectedSize int64) {
t.Helper()
clean := path.Clean("/" + locatorPath)
clean = strings.TrimPrefix(clean, "/")
fullPath := filepath.Join(basePath, hubName, clean)
info, err := os.Stat(fullPath)
if err != nil {
t.Fatalf("expected cached file at %s: %v", fullPath, err)
}
if info.Size() != expectedSize {
t.Fatalf("cached file %s size mismatch: got %d want %d", fullPath, info.Size(), expectedSize)
}
}
type aptPackageStub struct {
server *http.Server
listener net.Listener
URL string
mu sync.Mutex
packagePath string
byHashPath string
packageBody []byte
byHashBody []byte
packageGets int
packageHeads int
byHashGets int
byHashHeads int
}
func newAptPackageStub(t *testing.T) *aptPackageStub {
t.Helper()
stub := &aptPackageStub{
packagePath: "/pool/main/h/hello_1.0_amd64.deb",
byHashPath: "/dists/bookworm/by-hash/sha256/deadbeef",
packageBody: bytes.Repeat([]byte("deb-payload-"), 128*1024),
byHashBody: []byte("hash-index-body"),
}
mux := http.NewServeMux()
mux.HandleFunc(stub.packagePath, stub.handlePackage)
mux.HandleFunc(stub.byHashPath, stub.handleByHash)
listener, err := net.Listen("tcp", "127.0.0.1:0")
if err != nil {
t.Fatalf("unable to start apt package stub: %v", err)
}
srv := &http.Server{Handler: mux}
stub.server = srv
stub.listener = listener
stub.URL = "http://" + listener.Addr().String()
go func() {
_ = srv.Serve(listener)
}()
return stub
}
func (s *aptPackageStub) handlePackage(w http.ResponseWriter, r *http.Request) {
s.handleImmutable(w, r, &s.packageGets, &s.packageHeads, s.packageBody, "application/vnd.debian.binary-package")
}
func (s *aptPackageStub) handleByHash(w http.ResponseWriter, r *http.Request) {
s.handleImmutable(w, r, &s.byHashGets, &s.byHashHeads, s.byHashBody, "text/plain")
}
func (s *aptPackageStub) handleImmutable(w http.ResponseWriter, r *http.Request, gets, heads *int, body []byte, contentType string) {
s.mu.Lock()
defer s.mu.Unlock()
if r.Method == http.MethodHead {
*heads++
if contentType != "" {
w.Header().Set("Content-Type", contentType)
}
w.WriteHeader(http.StatusOK)
return
}
*gets++
if contentType != "" {
w.Header().Set("Content-Type", contentType)
}
w.Header().Set("Content-Length", strconv.Itoa(len(body)))
_, _ = w.Write(body)
}
func (s *aptPackageStub) PackageGets() int {
s.mu.Lock()
defer s.mu.Unlock()
return s.packageGets
}
func (s *aptPackageStub) PackageHeads() int {
s.mu.Lock()
defer s.mu.Unlock()
return s.packageHeads
}
func (s *aptPackageStub) ByHashGets() int {
s.mu.Lock()
defer s.mu.Unlock()
return s.byHashGets
}
func (s *aptPackageStub) ByHashHeads() int {
s.mu.Lock()
defer s.mu.Unlock()
return s.byHashHeads
}
func (s *aptPackageStub) Close() {
if s == nil {
return
}
ctx, cancel := context.WithTimeout(context.Background(), time.Second)
defer cancel()
if s.server != nil {
_ = s.server.Shutdown(ctx)
}
if s.listener != nil {
_ = s.listener.Close()
}
}