Files
kevin 6a9dcd0285 feat(imap): 多客户端状态实时同步 + 当前连接「断开并封禁」
- 推送扩展:IMAP STORE(已读/星标/\Deleted)推送 FETCH 标志更新、
  EXPUNGE 推送 ExpungeUpdate(删除前序号)、APPEND/COPY/MOVE 推送
  新邮件;POP3 QUIT 删除、Web 标已读/删除同样实时同步到 IMAP 客户端
- Pusher 接口统一 SMTP/POP3/Web 的推送入口,IMAP 内部操作经会话
  通道直接入队(非阻塞,满则丢弃)
- 当前连接页新增「断开并封禁」:connhub 支持断开回调,SMTP/POP3
  关底层连接、IMAP 经 ForEachConn 按地址断开;一键封禁 180 天并
  断开该 IP 全部在线连接,黑名单页可随时解封
- 修复:POP3 PASS 成功后保留完整邮箱(此前被裸用户名覆盖)
- 新增测试:断开/按 IP 断开、flags/expunge 推送内容、POP3 删除推送、
  Web 断开封禁处理器;全量 -race 通过
2026-08-19 19:56:04 +08:00

250 lines
6.5 KiB
Go
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package pop3_server
import (
"bufio"
"net"
"strings"
"testing"
"time"
"mail_go/config"
"mail_go/internal/db"
"mail_go/internal/store"
"golang.org/x/crypto/bcrypt"
"gorm.io/driver/sqlite"
"gorm.io/gorm"
)
func newTestServer(t *testing.T) *POP3Server {
t.Helper()
gdb, err := gorm.Open(sqlite.Open(":memory:"), &gorm.Config{})
if err != nil {
t.Fatalf("open sqlite: %v", err)
}
if err := gdb.AutoMigrate(&db.User{}, &db.Domain{}, &db.Message{}, &db.Attachment{}, &db.BanEntry{}, &db.OutboundMessage{}, &db.ProtocolLog{}); err != nil {
t.Fatalf("migrate: %v", err)
}
stores := store.NewStores(gdb)
return &POP3Server{
stores: stores,
cfg: config.POP3Config{},
banCfg: config.BanConfig{MaxFailAttempts: 5, BanDurationMin: 30},
}
}
// TestHandleConnLogsAuthFailure 验证认证失败的 POP3 会话写入协议日志。
func TestHandleConnLogsAuthFailure(t *testing.T) {
s := newTestServer(t)
server, client := net.Pipe()
defer server.Close()
defer client.Close()
done := make(chan struct{})
go func() {
defer close(done)
s.handleConn(server, 110)
}()
br := bufio.NewReader(client)
// 等待 greeting
if _, err := br.ReadString('\n'); err != nil {
t.Fatalf("greeting: %v", err)
}
client.Write([]byte("USER no-such-user\r\n"))
br.ReadString('\n')
client.Write([]byte("PASS wrong-pass\r\n"))
br.ReadString('\n')
client.Write([]byte("QUIT\r\n"))
br.ReadString('\n')
client.Close()
select {
case <-done:
case <-time.After(5 * time.Second):
t.Fatal("handleConn did not return")
}
logs, total, err := s.stores.ProtocolLogs.List(1, 10, store.ProtocolLogFilter{})
if err != nil {
t.Fatalf("list: %v", err)
}
if total != 1 {
t.Fatalf("expected 1 log, got %d", total)
}
log := logs[0]
if log.Protocol != db.ProtocolPOP3 || log.Port != 110 {
t.Fatalf("unexpected log: %+v", log)
}
if log.Success {
t.Fatalf("expected failure, got %+v", log)
}
if log.Username != "no-such-user" {
t.Fatalf("username = %q, want no-such-user", log.Username)
}
if !strings.Contains(log.Detail, "USER") || !strings.Contains(log.Detail, "PASS") {
t.Fatalf("detail missing commands: %q", log.Detail)
}
}
// TestHandleConnLogsSuccess 验证认证成功的 POP3 会话写入成功日志。
func TestHandleConnLogsSuccess(t *testing.T) {
s := newTestServer(t)
domain := &db.Domain{Name: "example.com"}
if err := s.stores.Domains.Create(domain); err != nil {
t.Fatalf("create domain: %v", err)
}
user := &db.User{Username: "alice", DomainID: domain.ID, IsActive: true}
hashed, err := bcrypt.GenerateFromPassword([]byte("secret123"), bcrypt.DefaultCost)
if err != nil {
t.Fatalf("hash: %v", err)
}
user.PasswordHash = string(hashed)
if err := s.stores.Users.Create(user); err != nil {
t.Fatalf("create user: %v", err)
}
server, client := net.Pipe()
defer server.Close()
defer client.Close()
done := make(chan struct{})
go func() {
defer close(done)
s.handleConn(server, 110)
}()
br := bufio.NewReader(client)
br.ReadString('\n')
client.Write([]byte("USER alice@example.com\r\n"))
br.ReadString('\n')
client.Write([]byte("PASS secret123\r\n"))
br.ReadString('\n')
client.Write([]byte("STAT\r\n"))
br.ReadString('\n')
client.Write([]byte("QUIT\r\n"))
br.ReadString('\n')
client.Close()
select {
case <-done:
case <-time.After(5 * time.Second):
t.Fatal("handleConn did not return")
}
logs, total, err := s.stores.ProtocolLogs.List(1, 10, store.ProtocolLogFilter{})
if err != nil {
t.Fatalf("list: %v", err)
}
if total != 1 {
t.Fatalf("expected 1 log, got %d", total)
}
if !logs[0].Success {
t.Fatalf("expected success, got %+v", logs[0])
}
if logs[0].Username != "alice@example.com" {
t.Fatalf("username = %q", logs[0].Username)
}
}
// TestPop3CommandDetail 验证命令摘要生成。
func TestPop3CommandDetail(t *testing.T) {
counts := map[string]int{"USER": 1, "PASS": 1, "RETR": 3, "DELE": 1, "NOOP": 2}
got := pop3CommandDetail(counts, 2)
if got != "USER PASS RETR×3 DELE 删除2" {
t.Fatalf("detail = %q", got)
}
if empty := pop3CommandDetail(nil, 0); empty != "连接建立,无命令" {
t.Fatalf("empty detail = %q", empty)
}
}
// mockPusher 记录推送调用的测试桩。
type mockPusher struct {
expunged []struct {
Email string
Mailbox string
Seqs []uint32
}
}
func (m *mockPusher) PushNewMessage(string, *db.Message) {}
func (m *mockPusher) PushFlagsChanged(string, string, *db.Message) {}
func (m *mockPusher) PushExpunged(email, mailbox string, seqs []uint32) {
m.expunged = append(m.expunged, struct {
Email string
Mailbox string
Seqs []uint32
}{email, mailbox, seqs})
}
// TestExpungePushesIMAPUpdate 验证 POP3 删除邮件后向 IMAP 推送 Expunge。
func TestExpungePushesIMAPUpdate(t *testing.T) {
s := newTestServer(t)
pusher := &mockPusher{}
s.pusher = pusher
domain := &db.Domain{Name: "example.com"}
if err := s.stores.Domains.Create(domain); err != nil {
t.Fatalf("create domain: %v", err)
}
user := &db.User{Username: "alice", DomainID: domain.ID, IsActive: true}
hashed, _ := bcrypt.GenerateFromPassword([]byte("secret123"), bcrypt.DefaultCost)
user.PasswordHash = string(hashed)
if err := s.stores.Users.Create(user); err != nil {
t.Fatalf("create user: %v", err)
}
for i := 0; i < 3; i++ {
msg := &db.Message{UserID: user.ID, Folder: "INBOX", FromAddr: "x@y", Subject: "m", Date: time.Now()}
if err := s.stores.Mails.Create(msg); err != nil {
t.Fatalf("create message %d: %v", i, err)
}
}
server, client := net.Pipe()
defer server.Close()
defer client.Close()
done := make(chan struct{})
go func() {
defer close(done)
s.handleConn(server, 110)
}()
br := bufio.NewReader(client)
br.ReadString('\n')
client.Write([]byte("USER alice@example.com\r\n"))
br.ReadString('\n')
client.Write([]byte("PASS secret123\r\n"))
br.ReadString('\n')
// 删除第 1 封后退出
client.Write([]byte("DELE 1\r\n"))
br.ReadString('\n')
client.Write([]byte("QUIT\r\n"))
br.ReadString('\n')
client.Close()
select {
case <-done:
case <-time.After(5 * time.Second):
t.Fatal("handleConn did not return")
}
if len(pusher.expunged) != 1 {
t.Fatalf("expunge pushes = %d, want 1", len(pusher.expunged))
}
p := pusher.expunged[0]
if p.Email != "alice@example.com" || p.Mailbox != "INBOX" {
t.Fatalf("push target = %s/%s", p.Email, p.Mailbox)
}
if len(p.Seqs) != 1 || p.Seqs[0] != 1 {
t.Fatalf("seqs = %v, want [1]", p.Seqs)
}
// 邮件确实已删除
if n, _ := s.stores.Mails.CountByUserAndFolder(user.ID, "INBOX"); n != 2 {
t.Fatalf("inbox count = %d, want 2", n)
}
}