216 lines
10 KiB
Go
216 lines
10 KiB
Go
package deployment
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import (
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"context"
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"testing"
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)
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type memoryTransactionJournal struct {
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pending []TransactionRecord
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finished []struct {
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id string
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status string
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message string
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}
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updated []TransactionRecord
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}
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func (j *memoryTransactionJournal) CreateDeploymentTransaction(_ context.Context, item TransactionRecord) error {
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j.pending = append(j.pending, item)
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return nil
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}
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func (j *memoryTransactionJournal) UpdateDeploymentTransaction(_ context.Context, item TransactionRecord) error {
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j.updated = append(j.updated, item)
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return nil
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}
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func (j *memoryTransactionJournal) FinishDeploymentTransaction(_ context.Context, id, status, message string) error {
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j.finished = append(j.finished, struct {
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id string
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status string
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message string
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}{id: id, status: status, message: message})
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return nil
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}
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func (j *memoryTransactionJournal) ListPendingDeploymentTransactions(context.Context) ([]TransactionRecord, error) {
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return append([]TransactionRecord(nil), j.pending...), nil
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}
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func TestRecoverPendingRollsBackOwnedDeployment(t *testing.T) {
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server := testServer("recovery")
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server = server.Normalize()
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client := newMemoryClient()
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id := "recovery-transaction"
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paths := []string{server.CertificatePath, server.CertificateChainPath, server.PrivateKeyPath}
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locks := make([]string, 0, len(paths))
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backups := make([]TransactionBackup, 0, len(paths))
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temporary := make([]string, 0, len(paths))
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files := make(map[string]string, len(paths))
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for _, path := range paths {
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lockPath := path + ".scert-lock"
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backupPath := path + ".scert-backup-" + id
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temporaryPath := path + ".scert-tmp-" + id
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locks = append(locks, lockPath)
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backups = append(backups, TransactionBackup{Original: path, Saved: backupPath, OriginalExists: true, OriginalDigest: contentDigest([]byte("old"))})
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temporary = append(temporary, temporaryPath)
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client.files[lockPath] = memoryFile{}
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client.files[lockPath+"/owner"] = memoryFile{data: []byte(contentDigest([]byte("scert-lock:" + id))), mode: 0o600}
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client.files[backupPath] = memoryFile{data: []byte("old"), mode: 0o600}
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client.files[path] = memoryFile{data: []byte("new"), mode: 0o600}
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client.files[temporaryPath] = memoryFile{data: []byte("partial"), mode: 0o600}
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files[path] = contentDigest([]byte("new"))
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}
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journal := &memoryTransactionJournal{pending: []TransactionRecord{{
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ID: id, TaskID: "task", AttemptID: "attempt", AttemptNumber: 1, ResultIndex: 0,
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ServerID: server.ID, ServerName: server.Name, Paths: paths, TemporaryPaths: temporary,
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InstalledPaths: paths, Backups: backups, LockPaths: locks, ReloadAttempted: true,
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Phase: TransactionPhaseReloadAttempted, Status: TransactionStatusPending,
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Evidence: &RecoveryEvidence{Version: 1, LockToken: contentDigest([]byte("scert-lock:" + id)), Address: server.Address, Port: server.Port, HostKeyFingerprint: server.HostKeyFingerprint, ValidationCommand: append([]string(nil), server.ValidationCommand...), ReloadCommand: append([]string(nil), server.ReloadCommand...), Files: files, Baseline: RecoveryBaseline{PreviousFingerprint: "old", Endpoint: "https://example.com", Domains: []string{"example.com"}}},
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}}}
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journal.pending[0].Evidence.TemporaryFiles = make(map[string]string)
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for _, path := range temporary {
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journal.pending[0].Evidence.TemporaryFiles[path] = contentDigest([]byte("partial"))
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}
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service := NewServiceWithJournal(memoryFactory{clients: map[string]*memoryClient{server.ID: client}}, journal)
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service.VerifyRecoveryTarget = func(context.Context, Server, RecoveryBaseline, bool) error { return nil }
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if err := service.RecoverPending(t.Context(), func(context.Context, string) (Server, error) { return server, nil }); err != nil {
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t.Fatalf("事务恢复失败：%v", err)
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}
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for _, path := range paths {
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file, ok := client.files[path]
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if !ok || string(file.data) != "old" {
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t.Fatalf("目标文件未恢复：%s，文件：%+v", path, client.files)
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}
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if _, ok := client.files[path+".scert-lock"]; ok {
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t.Fatalf("恢复成功后不应残留锁：%s", path)
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}
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if _, ok := client.files[path+".scert-tmp-"+id]; ok {
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t.Fatalf("恢复成功后不应残留临时文件：%s", path)
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}
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}
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if len(client.commands) != 2 || len(journal.finished) != 1 || journal.finished[0].status != TransactionStatusRolledBack {
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t.Fatalf("恢复收尾记录不正确：命令=%d，完成记录=%+v", len(client.commands), journal.finished)
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}
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}
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func TestRecoverPendingKeepsUnprovableState(t *testing.T) {
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server := testServer("unprovable")
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client := newMemoryClient()
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journal := &memoryTransactionJournal{pending: []TransactionRecord{{
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ID: "unprovable-transaction", TaskID: "task", AttemptID: "attempt", AttemptNumber: 1,
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ResultIndex: 0, ServerID: server.ID, ServerName: server.Name,
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Paths: []string{server.CertificatePath, server.CertificateChainPath, server.PrivateKeyPath},
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LockPaths: []string{server.PrivateKeyPath + ".scert-lock"}, Status: TransactionStatusPending,
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Phase: TransactionPhaseInstalled,
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}}}
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service := NewServiceWithJournal(memoryFactory{clients: map[string]*memoryClient{server.ID: client}}, journal)
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if err := service.RecoverPending(t.Context(), func(context.Context, string) (Server, error) { return server, nil }); err == nil {
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t.Fatal("无法证明锁归属时必须返回人工核查错误")
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}
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if len(journal.updated) != 1 || journal.updated[0].Status != TransactionStatusRecoveryRequired {
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t.Fatalf("未记录人工核查状态：%+v", journal.updated)
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}
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}
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func TestDeployLockConflictFinalizesTransaction(t *testing.T) {
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server := testServer("lock-conflict").Normalize()
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client := newMemoryClient()
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blockedLock := server.CertificatePath + ".scert-lock"
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client.files[blockedLock] = memoryFile{}
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journal := &memoryTransactionJournal{}
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service := NewServiceWithJournal(memoryFactory{clients: map[string]*memoryClient{server.ID: client}}, journal)
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ctx := WithTransactionContext(t.Context(), TransactionContext{TaskID: "task", AttemptID: "attempt", AttemptNumber: 1})
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report := service.Deploy(ctx, []Target{{Server: server}}, testArtifact(t))
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if report.Status != "failed" || len(report.Results) != 1 || report.Results[0].FailureCode != FailureLock {
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t.Fatalf("锁冲突应失败：%+v", report)
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}
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if len(journal.finished) != 1 || journal.finished[0].status != TransactionStatusRolledBack {
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t.Fatalf("锁冲突后必须完成回滚事务：%+v", journal.finished)
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}
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if _, ok := client.files[blockedLock]; !ok {
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t.Fatal("已有锁不能被清理")
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}
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for _, path := range []string{server.CertificatePath, server.CertificateChainPath, server.PrivateKeyPath} {
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lockPath := path + ".scert-lock"
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if lockPath != blockedLock {
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if _, ok := client.files[lockPath]; ok {
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t.Fatalf("锁冲突失败后不应残留本次锁：%s", lockPath)
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}
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}
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}
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}
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func TestDeployPartialLockConflictReleasesOwnedLocks(t *testing.T) {
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server := testServer("partial-lock-conflict").Normalize()
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client := newMemoryClient()
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blockedLock := server.PrivateKeyPath + ".scert-lock"
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client.files[blockedLock] = memoryFile{}
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journal := &memoryTransactionJournal{}
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service := NewServiceWithJournal(memoryFactory{clients: map[string]*memoryClient{server.ID: client}}, journal)
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ctx := WithTransactionContext(t.Context(), TransactionContext{TaskID: "task", AttemptID: "attempt", AttemptNumber: 1})
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report := service.Deploy(ctx, []Target{{Server: server}}, testArtifact(t))
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if report.Status != "failed" || len(report.Results) != 1 || report.Results[0].FailureCode != FailureLock {
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t.Fatalf("部分锁冲突应失败：%+v", report)
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}
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if len(journal.finished) != 1 || journal.finished[0].status != TransactionStatusRolledBack {
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t.Fatalf("部分锁冲突后必须完成回滚事务：%+v", journal.finished)
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}
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if _, ok := client.files[blockedLock]; !ok {
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t.Fatal("已有锁不能被清理")
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}
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for _, path := range []string{server.CertificatePath, server.CertificateChainPath, server.PrivateKeyPath} {
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lockPath := path + ".scert-lock"
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if lockPath == blockedLock {
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continue
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}
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if _, ok := client.files[lockPath]; ok {
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t.Fatalf("部分锁冲突失败后不应残留本次锁：%s", lockPath)
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}
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if _, ok := client.files[lockPath+"/owner"]; ok {
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t.Fatalf("部分锁冲突失败后不应残留锁归属：%s", lockPath)
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}
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}
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}
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func TestRecoverPendingAcquiringPreservesLocksWithoutOwner(t *testing.T) {
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server := testServer("acquiring-missing-owner").Normalize()
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client := newMemoryClient()
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id := "acquiring-missing-owner-transaction"
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paths := []string{server.CertificatePath, server.CertificateChainPath, server.PrivateKeyPath}
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locks := make([]string, 0, len(paths))
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files := make(map[string]string, len(paths))
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for _, path := range paths {
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lockPath := path + ".scert-lock"
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locks = append(locks, lockPath)
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client.files[lockPath] = memoryFile{}
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files[path] = contentDigest([]byte("old"))
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}
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journal := &memoryTransactionJournal{pending: []TransactionRecord{{
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ID: id, TaskID: "task", AttemptID: "attempt", AttemptNumber: 1, ResultIndex: 0,
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ServerID: server.ID, ServerName: server.Name, Paths: paths, LockPaths: locks,
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Phase: TransactionPhaseAcquiring, Status: TransactionStatusRecoveryRequired,
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Evidence: &RecoveryEvidence{
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Version: 1, LockToken: contentDigest([]byte("scert-lock:" + id)),
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Address: server.Address, Port: server.Port, HostKeyFingerprint: server.HostKeyFingerprint,
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ValidationCommand: append([]string(nil), server.ValidationCommand...),
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ReloadCommand: append([]string(nil), server.ReloadCommand...), Files: files,
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},
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}}}
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service := NewServiceWithJournal(memoryFactory{clients: map[string]*memoryClient{server.ID: client}}, journal)
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if err := service.RecoverPending(t.Context(), func(context.Context, string) (Server, error) { return server, nil }); err == nil {
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t.Fatal("无归属锁不能证明属于本次中断事务，必须拒绝自动清理")
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}
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for _, lockPath := range locks {
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if _, ok := client.files[lockPath]; !ok {
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t.Fatalf("不得删除无归属锁目录：%s", lockPath)
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}
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}
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if len(journal.finished) != 0 || len(journal.updated) != 1 || journal.updated[0].Status != TransactionStatusRecoveryRequired {
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t.Fatal("无归属锁必须保留事务等待人工核查")
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}
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}
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