Scert/backend/internal/certificate/management_isolation_test.go

226 lines
8.8 KiB
Go

package certificate
import (
"bytes"
"os"
"path/filepath"
"testing"
"github.com/go-acme/lego/v5/challenge"
"git.pcux.cn/xuans/Scert/backend/internal/domain"
)
func TestManagementStorageIsolatedFromBusinessCertificates(t *testing.T) {
for _, certificateType := range []domain.CertificateType{domain.CertificateSingle, domain.CertificateWildcard, domain.CertificateSAN} {
t.Run(string(certificateType), func(t *testing.T) {
cfg := certificateTestConfig(t.TempDir())
name := "management.example.com"
if certificateType == domain.CertificateWildcard {
name = "*.example.com"
}
item, err := domain.NewDomainWithOptions(name, certificateType, []string{"www.example.com"}, true, "staging", "cloudflare")
if err != nil {
t.Fatal(err)
}
names, err := requestedDomains(item)
if err != nil {
t.Fatal(err)
}
issuer := &serviceIssuer{resource: testResourceForDomains(t, names)}
service := NewService(cfg, &serviceRepository{item: item}, serviceCredentials{}, serviceProviderFactory{}, serviceAccounts{})
service.acmeRoots = testResourceRoots(t, issuer.resource)
service.newIssuer = func(*AccountUser, challenge.Provider, string) Issuer { return issuer }
request := SetupCertificateRequest{
Domains: names, CertificateType: string(certificateType),
ProviderID: "cloudflare", CredentialRef: cfg.DNS.CredentialRef,
Environment: "staging", CertificateRoot: cfg.Paths.Certificate, BackupRoot: cfg.Paths.Backup,
}
management, err := service.IssueForSetup(t.Context(), request)
if err != nil {
t.Fatal(err)
}
if !pathWithinDirectory(filepath.Join(cfg.Paths.Certificate, "management-domain"), management.Directory) {
t.Fatalf("管理证书未进入独立目录:%s", management.Directory)
}
original := snapshotCertificateFiles(t, management)
business, err := service.Issue(t.Context(), item.ID)
if err != nil {
t.Fatal(err)
}
if pathWithinDirectory(filepath.Join(cfg.Paths.Certificate, "management-domain"), business.Saved.Directory) {
t.Fatal("业务证书进入了管理证书目录")
}
businessOriginal := snapshotCertificateFiles(t, business.Saved)
renewed, err := service.IssueForSetup(t.Context(), request)
if err != nil {
t.Fatal(err)
}
if !pathWithinDirectory(filepath.Join(cfg.Paths.Backup, "management-domain"), renewed.BackupDirectory) {
t.Fatalf("管理证书备份未隔离:%s", renewed.BackupDirectory)
}
assertCertificateFilesUnchanged(t, businessOriginal)
issuer.resource = testResourceForDomains(t, names)
service.acmeRoots = testResourceRoots(t, issuer.resource)
if _, err := service.Issue(t.Context(), item.ID); err != nil {
t.Fatal(err)
}
assertCertificateFilesUnchanged(t, original)
if _, err := os.Stat(business.Saved.Directory); !os.IsNotExist(err) {
t.Fatalf("普通业务仍应清理旧当前版本:%v", err)
}
current, err := service.Current(t.Context(), item.ID)
if err != nil || current.Saved.Directory == management.Directory || current.Saved.Directory == renewed.Directory {
t.Fatalf("业务当前证书读取越界:%+v %v", current.Saved, err)
}
})
}
}
func TestManagementLegacyReferenceSurvivesBusinessIssueAndImport(t *testing.T) {
for _, operation := range []string{"issue", "import"} {
t.Run(operation, func(t *testing.T) {
cfg := certificateTestConfig(t.TempDir())
item, err := domain.NewDomain("management.example.com", domain.CertificateSingle, nil)
if err != nil {
t.Fatal(err)
}
legacyStore := FileStore{Root: cfg.Paths.Certificate, BackupRoot: cfg.Paths.Backup}
legacy, err := legacyStore.SaveForType(t.Context(), item.Name, "single", testResource(t, item.Name))
if err != nil {
t.Fatal(err)
}
original := snapshotCertificateFiles(t, legacy)
// 分别覆盖仅通过证书或私钥路径保护旧版本的情况。
if operation == "issue" {
cfg.Server.TLSCert = legacy.FullChainPath
} else {
cfg.Server.TLSKey = legacy.PrivateKeyPath
}
issuer := &serviceIssuer{resource: testResource(t, item.Name)}
inputDirectory := t.TempDir()
if err := writeCertificateFiles(inputDirectory, issuer.resource.Certificate, issuer.resource.Certificate, issuer.resource.PrivateKey); err != nil {
t.Fatal(err)
}
service := NewService(cfg, &serviceRepository{item: item}, serviceCredentials{}, serviceProviderFactory{}, serviceAccounts{})
service.acmeRoots = testResourceRoots(t, issuer.resource)
service.newIssuer = func(*AccountUser, challenge.Provider, string) Issuer { return issuer }
var first SavedResource
for index := 0; index < 2; index++ {
var result IssueResult
if operation == "issue" {
result, err = service.Issue(t.Context(), item.ID)
} else {
result, err = service.Import(t.Context(), ImportRequest{
DomainID: item.ID, Certificate: filepath.Join(inputDirectory, "cert.pem"), PrivateKey: filepath.Join(inputDirectory, "key.pem"),
})
}
if err != nil {
t.Fatal(err)
}
if index == 0 {
first = result.Saved
}
assertCertificateFilesUnchanged(t, original)
}
if _, err := os.Stat(first.Directory); !os.IsNotExist(err) {
t.Fatalf("保护管理入口不应保留无引用的业务旧版本:%v", err)
}
})
}
}
func TestManagementStorageRejectsInvalidRootsBeforeExternalCalls(t *testing.T) {
for _, roots := range [][2]string{{"", ""}, {"relative", t.TempDir()}, {t.TempDir(), "relative"}} {
cfg := certificateTestConfig(t.TempDir())
credentials := &protectedDomainCredentials{}
providers := &protectedDomainProviderFactory{}
accounts := &protectedDomainAccounts{}
service := NewService(cfg, nil, credentials, providers, accounts)
_, err := service.IssueForSetup(t.Context(), SetupCertificateRequest{
Domains: []string{"management.example.com"}, CertificateType: "single",
ProviderID: "cloudflare", CredentialRef: cfg.DNS.CredentialRef,
CertificateRoot: roots[0], BackupRoot: roots[1],
})
if err == nil || credentials.getCalls != 0 || providers.createCalls != 0 || accounts.loadOrCreateCalls != 0 {
t.Fatalf("无效目录必须在外部调用之前被拒绝:%v", err)
}
}
}
func TestManagementProtectedPathsResolveSymlinks(t *testing.T) {
root := t.TempDir()
version := filepath.Join(root, "20260918-V1.0")
if err := os.Mkdir(version, 0o700); err != nil {
t.Fatal(err)
}
referenced := filepath.Join(version, "key.pem")
if err := os.WriteFile(referenced, []byte("fixture"), 0o600); err != nil {
t.Fatal(err)
}
alias := filepath.Join(root, "current-key.pem")
if err := os.Symlink(referenced, alias); err != nil {
t.Skipf("当前系统无法创建测试符号链接:%v", err)
}
store := FileStore{ProtectedPaths: []string{alias}}
if protected, err := store.isProtectedDirectory(version); err != nil || !protected {
t.Fatalf("符号链接引用的管理私钥必须受保护:%v %v", protected, err)
}
}
func TestManagementProtectedPathsDoNotMatchSiblingPrefix(t *testing.T) {
root := t.TempDir()
store := FileStore{ProtectedPaths: []string{filepath.Join(root+"-other", "key.pem")}}
if protected, err := store.isProtectedDirectory(root); err != nil || protected {
t.Fatalf("路径前缀相同不代表目录包含:%v %v", protected, err)
}
}
func TestManagementUnresolvableReferenceDoesNotWriteCandidate(t *testing.T) {
cfg := certificateTestConfig(t.TempDir())
store := FileStore{Root: cfg.Paths.Certificate, BackupRoot: cfg.Paths.Backup}
resource := testResource(t, "management.example.com")
first, err := store.SaveForType(t.Context(), "management.example.com", "single", resource)
if err != nil {
t.Fatal(err)
}
original := snapshotCertificateFiles(t, first)
alias := filepath.Join(t.TempDir(), "invalid-link")
if err := os.Symlink(alias, alias); err != nil {
t.Skipf("当前系统无法创建测试符号链接:%v", err)
}
store.ProtectedPaths = []string{alias}
if _, err := store.SaveForType(t.Context(), "management.example.com", "single", resource); err == nil {
t.Fatal("无法解析管理证书引用时必须停止写入")
}
assertCertificateFilesUnchanged(t, original)
entries, err := os.ReadDir(filepath.Dir(first.Directory))
if err != nil || len(entries) != 1 {
t.Fatalf("引用检查失败不应产生候选版本:%d %v", len(entries), err)
}
}
func snapshotCertificateFiles(t *testing.T, saved SavedResource) map[string][]byte {
t.Helper()
result := make(map[string][]byte)
for _, name := range []string{"cert.pem", "fullchain.pem", "key.pem", "metadata.json"} {
path := filepath.Join(saved.Directory, name)
data, err := os.ReadFile(path)
if err != nil {
t.Fatal(err)
}
result[path] = data
}
return result
}
func assertCertificateFilesUnchanged(t *testing.T, expected map[string][]byte) {
t.Helper()
for path, original := range expected {
actual, err := os.ReadFile(path)
if err != nil || !bytes.Equal(original, actual) {
t.Fatalf("仍被引用的证书文件发生变化:%s %v", path, err)
}
}
}