Merge branch 'master' of https://github.com/onflow/flow-go into supun…

…/migration-non-determinism

cmd/util/cmd/check-storage/cmd.go

@@ -0,0 +1,329 @@
+package check_storage
+
+import (
+	"context"
+
+	"github.com/rs/zerolog/log"
+	"github.com/spf13/cobra"
+	"golang.org/x/sync/errgroup"
+
+	"github.com/onflow/cadence/runtime"
+	"github.com/onflow/cadence/runtime/common"
+
+	"github.com/onflow/flow-go/cmd/util/ledger/migrations"
+	"github.com/onflow/flow-go/cmd/util/ledger/reporters"
+	"github.com/onflow/flow-go/cmd/util/ledger/util"
+	"github.com/onflow/flow-go/cmd/util/ledger/util/registers"
+	"github.com/onflow/flow-go/ledger"
+	moduleUtil "github.com/onflow/flow-go/module/util"
+)
+
+var (
+	flagPayloads        string
+	flagState           string
+	flagStateCommitment string
+	flagOutputDirectory string
+	flagNWorker         int
+)
+
+var Cmd = &cobra.Command{
+	Use:   "check-storage",
+	Short: "Check storage health",
+	Run:   run,
+}
+
+const (
+	ReporterName = "storage-health"
+)
+
+func init() {
+
+	Cmd.Flags().StringVar(
+		&flagPayloads,
+		"payloads",
+		"",
+		"Input payload file name",
+	)
+
+	Cmd.Flags().StringVar(
+		&flagState,
+		"state",
+		"",
+		"Input state file name",
+	)
+
+	Cmd.Flags().StringVar(
+		&flagStateCommitment,
+		"state-commitment",
+		"",
+		"Input state commitment",
+	)
+
+	Cmd.Flags().StringVar(
+		&flagOutputDirectory,
+		"output-directory",
+		"",
+		"Output directory",
+	)
+
+	_ = Cmd.MarkFlagRequired("output-directory")
+
+	Cmd.Flags().IntVar(
+		&flagNWorker,
+		"n-workers",
+		10,
+		"number of workers to use",
+	)
+}
+
+func run(*cobra.Command, []string) {
+
+	if flagPayloads == "" && flagState == "" {
+		log.Fatal().Msg("Either --payloads or --state must be provided")
+	} else if flagPayloads != "" && flagState != "" {
+		log.Fatal().Msg("Only one of --payloads or --state must be provided")
+	}
+	if flagState != "" && flagStateCommitment == "" {
+		log.Fatal().Msg("--state-commitment must be provided when --state is provided")
+	}
+
+	// Create report in JSONL format
+	rw := reporters.NewReportFileWriterFactoryWithFormat(flagOutputDirectory, log.Logger, reporters.ReportFormatJSONL).
+		ReportWriter(ReporterName)
+	defer rw.Close()
+
+	var payloads []*ledger.Payload
+	var err error
+
+	// Read payloads from payload file or checkpoint file
+
+	if flagPayloads != "" {
+		log.Info().Msgf("Reading payloads from %s", flagPayloads)
+
+		_, payloads, err = util.ReadPayloadFile(log.Logger, flagPayloads)
+		if err != nil {
+			log.Fatal().Err(err).Msg("failed to read payloads")
+		}
+	} else {
+		log.Info().Msgf("Reading trie %s", flagStateCommitment)
+
+		stateCommitment := util.ParseStateCommitment(flagStateCommitment)
+		payloads, err = util.ReadTrie(flagState, stateCommitment)
+		if err != nil {
+			log.Fatal().Err(err).Msg("failed to read state")
+		}
+	}
+
+	log.Info().Msgf("Grouping %d payloads by accounts ...", len(payloads))
+
+	// Group payloads by accounts
+
+	payloadAccountGrouping := util.GroupPayloadsByAccount(log.Logger, payloads, flagNWorker)
+
+	log.Info().Msgf(
+		"Creating registers from grouped payloads (%d) ...",
+		len(payloads),
+	)
+
+	registersByAccount, err := util.NewByAccountRegistersFromPayloadAccountGrouping(payloadAccountGrouping, flagNWorker)
+	if err != nil {
+		log.Fatal().Err(err).Msg("failed to create ByAccount registers from payload")
+	}
+
+	accountCount := registersByAccount.AccountCount()
+
+	log.Info().Msgf(
+		"Created registers from payloads (%d accounts, %d payloads)",
+		accountCount,
+		len(payloads),
+	)
+
+	failedAccountAddresses, err := checkStorageHealth(registersByAccount, flagNWorker, rw)
+	if err != nil {
+		log.Fatal().Err(err).Msg("failed to check storage health")
+	}
+
+	if len(failedAccountAddresses) == 0 {
+		log.Info().Msgf("All %d accounts are health", accountCount)
+		return
+	}
+
+	log.Info().Msgf(
+		"%d out of %d accounts reported storage health check issues.  See report %s for more details.",
+		len(failedAccountAddresses),
+		accountCount,
+		ReporterName,
+	)
+
+	log.Info().Msgf("Accounts with storage health issues:")
+	for _, address := range failedAccountAddresses {
+		log.Info().Msgf("  %x", []byte(address))
+	}
+}
+
+func checkStorageHealth(
+	registersByAccount *registers.ByAccount,
+	nWorkers int,
+	rw reporters.ReportWriter,
+) (failedAccountAddresses []string, err error) {
+
+	accountCount := registersByAccount.AccountCount()
+
+	nWorkers = min(accountCount, nWorkers)
+
+	log.Info().Msgf("Checking storage health of %d accounts using %d workers ...", accountCount, nWorkers)
+
+	logAccount := moduleUtil.LogProgress(
+		log.Logger,
+		moduleUtil.DefaultLogProgressConfig(
+			"processing account group",
+			accountCount,
+		),
+	)
+
+	if nWorkers <= 1 {
+		// Skip goroutine to avoid overhead
+		err = registersByAccount.ForEachAccount(
+			func(accountRegisters *registers.AccountRegisters) error {
+				accountStorageIssues := checkAccountStorageHealth(accountRegisters, nWorkers)
+
+				if len(accountStorageIssues) > 0 {
+					failedAccountAddresses = append(failedAccountAddresses, accountRegisters.Owner())
+
+					for _, issue := range accountStorageIssues {
+						rw.Write(issue)
+					}
+				}
+
+				logAccount(1)
+
+				return nil
+			})
+
+		return failedAccountAddresses, err
+	}
+
+	type job struct {
+		accountRegisters *registers.AccountRegisters
+	}
+
+	type result struct {
+		owner  string
+		issues []accountStorageIssue
+	}
+
+	jobs := make(chan job, nWorkers)
+
+	results := make(chan result, nWorkers)
+
+	g, ctx := errgroup.WithContext(context.Background())
+
+	// Launch goroutine to check account storage health
+	for i := 0; i < nWorkers; i++ {
+		g.Go(func() error {
+			for job := range jobs {
+				issues := checkAccountStorageHealth(job.accountRegisters, nWorkers)
+
+				result := result{
+					owner:  job.accountRegisters.Owner(),
+					issues: issues,
+				}
+
+				select {
+				case results <- result:
+				case <-ctx.Done():
+					return ctx.Err()
+				}
+
+				logAccount(1)
+			}
+			return nil
+		})
+	}
+
+	// Launch goroutine to wait for workers to finish and close results (output) channel
+	go func() {
+		defer close(results)
+		err = g.Wait()
+	}()
+
+	// Launch goroutine to send job to jobs channel and close jobs (input) channel
+	go func() {
+		defer close(jobs)
+
+		err = registersByAccount.ForEachAccount(
+			func(accountRegisters *registers.AccountRegisters) error {
+				jobs <- job{accountRegisters: accountRegisters}
+				return nil
+			})
+		if err != nil {
+			log.Err(err).Msgf("failed to iterate accounts by registersByAccount")
+		}
+	}()
+
+	// Gather results
+	for result := range results {
+		if len(result.issues) > 0 {
+			failedAccountAddresses = append(failedAccountAddresses, result.owner)
+			for _, issue := range result.issues {
+				rw.Write(issue)
+			}
+		}
+	}
+
+	return failedAccountAddresses, err
+}
+
+func checkAccountStorageHealth(accountRegisters *registers.AccountRegisters, nWorkers int) []accountStorageIssue {
+	owner := accountRegisters.Owner()
+
+	address, err := common.BytesToAddress([]byte(owner))
+	if err != nil {
+		return []accountStorageIssue{
+			{
+				Address: address.Hex(),
+				Kind:    storageErrorKindString[otherErrorKind],
+				Msg:     err.Error(),
+			}}
+	}
+
+	var issues []accountStorageIssue
+
+	// Check atree storage health
+
+	ledger := &registers.ReadOnlyLedger{Registers: accountRegisters}
+	storage := runtime.NewStorage(ledger, nil)
+
+	err = util.CheckStorageHealth(address, storage, accountRegisters, migrations.AllStorageMapDomains, nWorkers)
+	if err != nil {
+		issues = append(
+			issues,
+			accountStorageIssue{
+				Address: address.Hex(),
+				Kind:    storageErrorKindString[atreeStorageErrorKind],
+				Msg:     err.Error(),
+			})
+	}
+
+	// TODO: check health of non-atree registers
+
+	return issues
+}
+
+type storageErrorKind int
+
+const (
+	otherErrorKind storageErrorKind = iota
+	atreeStorageErrorKind
+)
+
+var storageErrorKindString = map[storageErrorKind]string{
+	otherErrorKind:        "error_check_storage_failed",
+	atreeStorageErrorKind: "error_atree_storage",
+}
+
+type accountStorageIssue struct {
+	Address string
+	Kind    string
+	Msg     string
+}