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validators.go
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351 lines (277 loc) · 7.54 KB
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package processor
import (
"bytes"
"fmt"
"os"
"github.com/trustwallet/assets-go-libs/file"
"github.com/trustwallet/assets-go-libs/path"
"github.com/trustwallet/assets-go-libs/validation"
"github.com/trustwallet/assets-go-libs/validation/list"
"github.com/trustwallet/assets-go-libs/validation/tokenlist"
"github.com/trustwallet/assets/internal/config"
"github.com/trustwallet/assets/internal/info"
"github.com/trustwallet/go-primitives/coin"
)
func (s *Service) ValidateJSON(f *file.AssetFile) error {
file, err := os.Open(f.Path())
if err != nil {
return err
}
defer file.Close()
buf := bytes.NewBuffer(nil)
_, err = buf.ReadFrom(file)
if err != nil {
return err
}
err = validation.ValidateJSON(buf.Bytes())
if err != nil {
return err
}
return nil
}
func (s *Service) ValidateRootFolder(f *file.AssetFile) error {
dirFiles, err := file.ReadDir(f.Path())
if err != nil {
return err
}
err = validation.ValidateAllowedFiles(dirFiles, config.Default.ValidatorsSettings.RootFolder.AllowedFiles)
if err != nil {
return err
}
return nil
}
func (s *Service) ValidateChainFolder(f *file.AssetFile) error {
file, err := os.Open(f.Path())
if err != nil {
return err
}
defer file.Close()
fileInfo, err := file.Stat()
if err != nil {
return err
}
var compErr = validation.NewErrComposite()
err = validation.ValidateLowercase(fileInfo.Name())
if err != nil {
compErr.Append(err)
}
dirFiles, err := file.ReadDir(0)
if err != nil {
return err
}
err = validation.ValidateAllowedFiles(dirFiles, config.Default.ValidatorsSettings.ChainFolder.AllowedFiles)
if err != nil {
compErr.Append(err)
}
if compErr.Len() > 0 {
return compErr
}
return nil
}
func (s *Service) ValidateImage(f *file.AssetFile) error {
var compErr = validation.NewErrComposite()
err := validation.ValidateLogoFileSize(f.Path())
if err != nil {
compErr.Append(err)
}
// TODO: Replace it with validation.ValidatePngImageDimension when "assets" repo is fixed.
// Read comments in ValidatePngImageDimensionForCI.
err = validation.ValidatePngImageDimensionForCI(f.Path())
if err != nil {
compErr.Append(err)
}
if compErr.Len() > 0 {
return compErr
}
return nil
}
func (s *Service) ValidateAssetFolder(f *file.AssetFile) error {
dirFiles, err := file.ReadDir(f.Path())
if err != nil {
return err
}
var compErr = validation.NewErrComposite()
err = validation.ValidateAllowedFiles(dirFiles, config.Default.ValidatorsSettings.AssetFolder.AllowedFiles)
if err != nil {
compErr.Append(err)
}
err = validation.ValidateAssetAddress(f.Chain(), f.Asset())
if err != nil {
compErr.Append(err)
}
errInfo := validation.ValidateHasFiles(dirFiles, []string{"info.json"})
errLogo := validation.ValidateHasFiles(dirFiles, []string{"logo.png"})
if errLogo != nil || errInfo != nil {
assetInfoPath := path.GetAssetInfoPath(f.Chain().Handle, f.Asset())
var infoJson info.AssetModel
if err = file.ReadJSONFile(assetInfoPath, &infoJson); err != nil {
return err
}
if infoJson.GetStatus() != "spam" && infoJson.GetStatus() != "abandoned" {
compErr.Append(fmt.Errorf("%w: logo.png for non-spam assest", validation.ErrMissingFile))
}
}
if compErr.Len() > 0 {
return compErr
}
return nil
}
func (s *Service) ValidateDappsFolder(f *file.AssetFile) error {
dirFiles, err := file.ReadDir(f.Path())
if err != nil {
return err
}
var compErr = validation.NewErrComposite()
for _, dirFile := range dirFiles {
err = validation.ValidateExtension(dirFile.Name(), config.Default.ValidatorsSettings.DappsFolder.Ext)
if err != nil {
compErr.Append(err)
}
err = validation.ValidateLowercase(dirFile.Name())
if err != nil {
compErr.Append(err)
}
}
if compErr.Len() > 0 {
return compErr
}
return nil
}
func (s *Service) ValidateChainInfoFile(f *file.AssetFile) error {
var coinInfo info.CoinModel
if err := file.ReadJSONFile(f.Path(), &coinInfo); err != nil {
return err
}
receivedTags, err := s.assetsManager.GetTagValues()
if err != nil {
return fmt.Errorf("failed to get tag values: %w", err)
}
tags := make([]string, len(receivedTags.Tags))
for i, t := range receivedTags.Tags {
tags[i] = t.ID
}
err = info.ValidateCoin(coinInfo, tags)
if err != nil {
return err
}
return nil
}
func (s *Service) ValidateAssetInfoFile(f *file.AssetFile) error {
var assetInfo info.AssetModel
if err := file.ReadJSONFile(f.Path(), &assetInfo); err != nil {
return err
}
// https://github.com/trustwallet/backend/issues/2561
if f.Chain() != coin.Cryptoorg() && f.Chain() != coin.Cronos() {
err := info.ValidateAsset(assetInfo, f.Chain(), f.Asset())
if err != nil {
return err
}
}
return nil
}
func (s *Service) ValidateValidatorsListFile(f *file.AssetFile) error {
if !isStackingChain(f.Chain()) {
return nil
}
var model []list.Model
if err := file.ReadJSONFile(f.Path(), &model); err != nil {
return err
}
err := list.ValidateList(model)
if err != nil {
return err
}
listIDs := make([]string, len(model))
for i, listItem := range model {
listIDs[i] = *listItem.ID
}
assetsPath := path.GetValidatorAssetsPath(f.Chain().Handle)
assetFolder := s.fileService.GetAssetFile(assetsPath)
dirFiles, err := file.ReadDir(assetFolder.Path())
if err != nil {
return err
}
err = validation.ValidateAllowedFiles(dirFiles, listIDs)
if err != nil {
return err
}
return nil
}
func isStackingChain(c coin.Coin) bool {
for _, stackingChain := range config.StackingChains {
if c.ID == stackingChain.ID {
return true
}
}
return false
}
func (s *Service) ValidateTokenListFile(f *file.AssetFile) error {
tokenListPath := f.Path()
tokenListExtendedPath := path.GetTokenListPath(f.Chain().Handle, path.TokenlistExtended)
return validateTokenList(tokenListPath, tokenListExtendedPath, f.Chain())
}
func (s *Service) ValidateTokenListExtendedFile(f *file.AssetFile) error {
tokenListPathExtended := f.Path()
tokenListPath := path.GetTokenListPath(f.Chain().Handle, path.TokenlistDefault)
return validateTokenList(tokenListPathExtended, tokenListPath, f.Chain())
}
func validateTokenList(path1, path2 string, chain1 coin.Coin) error {
var tokenList1 tokenlist.Model
err := file.ReadJSONFile(path1, &tokenList1)
if err != nil {
return err
}
if file.Exists(path2) {
var tokenList2 tokenlist.Model
err = file.ReadJSONFile(path2, &tokenList2)
if err != nil {
return err
}
tokensMap := make(map[string]bool)
for _, token := range tokenList2.Tokens {
tokensMap[token.Asset] = true
}
for _, token := range tokenList1.Tokens {
if _, exists := tokensMap[token.Asset]; exists {
return fmt.Errorf("duplicate asset: %s from %s, already exist in %s",
token.Asset, path1, path2)
}
}
}
err = tokenlist.ValidateTokenList(tokenList1, chain1, path1)
if err != nil {
return err
}
return nil
}
func (s *Service) ValidateInfoFolder(f *file.AssetFile) error {
dirFiles, err := file.ReadDir(f.Path())
if err != nil {
return err
}
err = validation.ValidateHasFiles(dirFiles, config.Default.ValidatorsSettings.ChainInfoFolder.HasFiles)
if err != nil {
return err
}
return nil
}
func (s *Service) ValidateValidatorsAssetFolder(f *file.AssetFile) error {
dirFiles, err := file.ReadDir(f.Path())
if err != nil {
return err
}
compErr := validation.NewErrComposite()
err = validation.ValidateValidatorsAddress(f.Chain(), f.Asset())
if err != nil {
compErr.Append(err)
}
err = validation.ValidateHasFiles(dirFiles, config.Default.ValidatorsSettings.ChainValidatorsAssetFolder.HasFiles)
if err != nil {
compErr.Append(err)
}
if compErr.Len() > 0 {
return compErr
}
return nil
}