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Merge pull request onflow#6525 from The-K-R-O-K/UlyanaAndrukhiv/6413-…
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…backfill-tx-error-messages

[Access] Add util command to backfill tx error messages db
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peterargue authored Nov 7, 2024
2 parents f44c7fb + 258273c commit a80d4c5
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5 changes: 5 additions & 0 deletions admin/README.md
Original file line number Diff line number Diff line change
Expand Up @@ -115,3 +115,8 @@ curl localhost:9002/admin/run_command -H 'Content-Type: application/json' -d '{"
curl localhost:9002/admin/run_command -H 'Content-Type: application/json' -d '{"commandName": "protocol-snapshot"}'
curl localhost:9002/admin/run_command -H 'Content-Type: application/json' -d '{"commandName": "protocol-snapshot", "data": { "blocks-to-skip": 10 }}'
```

### To backfill transaction error messages
```
curl localhost:9002/admin/run_command -H 'Content-Type: application/json' -d '{"commandName": "backfill-tx-error-messages", "data": { "start-height": 340, "end-height": 343, "execution-node-ids":["ec7b934df29248d574ae1cc33ae77f22f0fcf96a79e009224c46374d1837824e", "8cbdc8d24a28899a33140cb68d4146cd6f2f6c18c57f54c299f26351d126919e"] }}'
```
197 changes: 197 additions & 0 deletions admin/commands/storage/backfill_tx_error_messages.go
Original file line number Diff line number Diff line change
@@ -0,0 +1,197 @@
package storage

import (
"context"
"fmt"

"github.com/onflow/flow-go/admin"
"github.com/onflow/flow-go/admin/commands"
"github.com/onflow/flow-go/engine/access/ingestion/tx_error_messages"
commonrpc "github.com/onflow/flow-go/engine/common/rpc"
"github.com/onflow/flow-go/model/flow"
"github.com/onflow/flow-go/model/flow/filter"
"github.com/onflow/flow-go/state/protocol"
)

var _ commands.AdminCommand = (*BackfillTxErrorMessagesCommand)(nil)

// backfillTxErrorMessagesRequest represents the input parameters for
// backfilling transaction error messages.
type backfillTxErrorMessagesRequest struct {
startHeight uint64 // Start height from which to begin backfilling.
endHeight uint64 // End height up to which backfilling is performed.
executionNodeIds flow.IdentitySkeletonList // List of execution node IDs to be used for backfilling.
}

// BackfillTxErrorMessagesCommand executes a command to backfill
// transaction error messages by fetching them from execution nodes.
type BackfillTxErrorMessagesCommand struct {
state protocol.State
txErrorMessagesCore *tx_error_messages.TxErrorMessagesCore
}

// NewBackfillTxErrorMessagesCommand creates a new instance of BackfillTxErrorMessagesCommand
func NewBackfillTxErrorMessagesCommand(
state protocol.State,
txErrorMessagesCore *tx_error_messages.TxErrorMessagesCore,
) commands.AdminCommand {
return &BackfillTxErrorMessagesCommand{
state: state,
txErrorMessagesCore: txErrorMessagesCore,
}
}

// Validator validates the input for the backfill command. The input is validated
// for field types, boundaries, and coherence of start and end heights.
//
// Expected errors during normal operation:
// - admin.InvalidAdminReqError - if start-height is greater than end-height or
// if the input format is invalid, if an invalid execution node ID is provided.
func (b *BackfillTxErrorMessagesCommand) Validator(request *admin.CommandRequest) error {
input, ok := request.Data.(map[string]interface{})
if !ok {
return admin.NewInvalidAdminReqFormatError("expected map[string]any")
}

data := &backfillTxErrorMessagesRequest{}

rootHeight := b.state.Params().SealedRoot().Height
data.startHeight = rootHeight // Default value

sealed, err := b.state.Sealed().Head()
if err != nil {
return fmt.Errorf("failed to lookup sealed header: %w", err)
}

lastSealedHeight := sealed.Height
if startHeightIn, ok := input["start-height"]; ok {
startHeight, err := parseN(startHeightIn)
if err != nil {
return admin.NewInvalidAdminReqErrorf("invalid 'start-height' field: %w", err)
}

if startHeight > lastSealedHeight {
return admin.NewInvalidAdminReqErrorf(
"'start-height' %d must not be greater than latest sealed block %d",
startHeight,
lastSealedHeight,
)
}

if startHeight < rootHeight {
return admin.NewInvalidAdminReqErrorf(
"'start-height' %d must not be less than root block %d",
startHeight,
rootHeight,
)
}

data.startHeight = startHeight
}

data.endHeight = lastSealedHeight // Default value
if endHeightIn, ok := input["end-height"]; ok {
endHeight, err := parseN(endHeightIn)
if err != nil {
return admin.NewInvalidAdminReqErrorf("invalid 'end-height' field: %w", err)
}

if endHeight > lastSealedHeight {
return admin.NewInvalidAdminReqErrorf(
"'end-height' %d must not be greater than latest sealed block %d",
endHeight,
lastSealedHeight,
)
}

data.endHeight = endHeight
}

if data.endHeight < data.startHeight {
return admin.NewInvalidAdminReqErrorf(
"'start-height' %d must not be less than 'end-height' %d",
data.startHeight,
data.endHeight,
)
}

identities, err := b.state.Final().Identities(filter.HasRole[flow.Identity](flow.RoleExecution))
if err != nil {
return fmt.Errorf("failed to retreive execution IDs: %w", err)
}

if executionNodeIdsIn, ok := input["execution-node-ids"]; ok {
executionNodeIds, err := b.parseExecutionNodeIds(executionNodeIdsIn, identities)
if err != nil {
return err
}
data.executionNodeIds = executionNodeIds
} else {
// in case no execution node ids provided, the command will use any valid execution node
data.executionNodeIds = identities.ToSkeleton()
}

request.ValidatorData = data

return nil
}

// Handler performs the backfilling operation by fetching missing transaction
// error messages for blocks within the specified height range. Uses execution nodes
// from data.executionNodeIds if available, otherwise defaults to valid execution nodes.
//
// No errors are expected during normal operation.
func (b *BackfillTxErrorMessagesCommand) Handler(ctx context.Context, request *admin.CommandRequest) (interface{}, error) {
if b.txErrorMessagesCore == nil {
return nil, fmt.Errorf("failed to backfill, could not get transaction error messages storage")
}

data := request.ValidatorData.(*backfillTxErrorMessagesRequest)

for height := data.startHeight; height <= data.endHeight; height++ {
header, err := b.state.AtHeight(height).Head()
if err != nil {
return nil, fmt.Errorf("failed to get block header: %w", err)
}

blockID := header.ID()
err = b.txErrorMessagesCore.HandleTransactionResultErrorMessagesByENs(ctx, blockID, data.executionNodeIds)
if err != nil {
return nil, fmt.Errorf("error encountered while processing transaction result error message for block: %d, %w", height, err)
}
}

return nil, nil
}

// parseExecutionNodeIds converts a list of node IDs from input to flow.IdentitySkeletonList.
// Returns an error if the IDs are invalid or empty.
//
// Expected errors during normal operation:
// - admin.InvalidAdminReqParameterError - if execution-node-ids is empty or has an invalid format.
func (b *BackfillTxErrorMessagesCommand) parseExecutionNodeIds(executionNodeIdsIn interface{}, allIdentities flow.IdentityList) (flow.IdentitySkeletonList, error) {
var ids flow.IdentityList

switch executionNodeIds := executionNodeIdsIn.(type) {
case []string:
if len(executionNodeIds) == 0 {
return nil, admin.NewInvalidAdminReqParameterError("execution-node-ids", "must be a non empty list of strings", executionNodeIdsIn)
}
requestedENIdentifiers, err := commonrpc.IdentifierList(executionNodeIds)
if err != nil {
return nil, admin.NewInvalidAdminReqParameterError("execution-node-ids", err.Error(), executionNodeIdsIn)
}

for _, enId := range requestedENIdentifiers {
id, exists := allIdentities.ByNodeID(enId)
if !exists {
return nil, admin.NewInvalidAdminReqParameterError("execution-node-ids", "could not find execution node by provided id", enId)
}
ids = append(ids, id)
}
default:
return nil, admin.NewInvalidAdminReqParameterError("execution-node-ids", "must be a list of strings", executionNodeIdsIn)
}

return ids.ToSkeleton(), nil
}
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