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This commit is contained in:
mzack 2024-03-12 14:55:43 +01:00
parent a66b56fc79
commit a335e4962e
2 changed files with 21 additions and 20 deletions
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0
pkg/catalog/catalogue.go → pkg/catalog/catalog.go
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41
pkg/parsers/parser.go
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@ -2,9 +2,9 @@ package parsers
import (
"encoding/json"
"errors"
"fmt"
"regexp"
"strings"
"github.com/projectdiscovery/nuclei/v3/pkg/catalog"
"github.com/projectdiscovery/nuclei/v3/pkg/catalog/config"
@ -14,15 +14,16 @@ import (
"github.com/projectdiscovery/nuclei/v3/pkg/templates/types"
"github.com/projectdiscovery/nuclei/v3/pkg/utils"
"github.com/projectdiscovery/nuclei/v3/pkg/utils/stats"
errorutil "github.com/projectdiscovery/utils/errors"
"gopkg.in/yaml.v2"
)
const (
errMandatoryFieldMissingFmt = "mandatory '%s' field is missing"
errInvalidFieldFmt = "invalid field format for '%s' (allowed format is %s)"
warningFieldMissingFmt = "field '%s' is missing"
CouldNotLoadTemplate = "Could not load template %s: %s"
LoadedWithWarnings = "Loaded template %s: with syntax warning : %s"
var (
ErrMandatoryFieldMissingFmt = errorutil.NewWithFmt("mandatory '%s' field is missing")
ErrInvalidField = errorutil.NewWithFmt("invalid field format for '%s' (allowed format is %s)")
ErrWarningFieldMissing = errorutil.NewWithFmt("field '%s' is missing")
ErrCouldNotLoadTemplate = errorutil.NewWithFmt("Could not load template %s: %s")
ErrLoadedWithWarnings = errorutil.NewWithFmt("Loaded template %s: with syntax warning : %s")
)
// LoadTemplate returns true if the template is valid and matches the filtering criteria.
@ -39,19 +40,19 @@ func LoadTemplate(templatePath string, tagFilter *filter.TagFilter, extraTags []
validationError := validateTemplateMandatoryFields(template)
if validationError != nil {
stats.Increment(SyntaxErrorStats)
return false, fmt.Errorf(CouldNotLoadTemplate, templatePath, validationError)
return false, ErrCouldNotLoadTemplate.Msgf(templatePath, validationError)
}
ret, err := isTemplateInfoMetadataMatch(tagFilter, template, extraTags)
if err != nil {
return ret, fmt.Errorf(CouldNotLoadTemplate, templatePath, err)
return ret, ErrCouldNotLoadTemplate.Msgf(templatePath, err)
}
// if template loaded then check the template for optional fields to add warnings
if ret {
validationWarning := validateTemplateOptionalFields(template)
if validationWarning != nil {
stats.Increment(SyntaxWarningStats)
return ret, fmt.Errorf(LoadedWithWarnings, templatePath, validationWarning)
return ret, ErrCouldNotLoadTemplate.Msgf(templatePath, validationWarning)
}
}
return ret, nil
@ -90,24 +91,24 @@ func isTemplateInfoMetadataMatch(tagFilter *filter.TagFilter, template *template
func validateTemplateMandatoryFields(template *templates.Template) error {
info := template.Info
var errors []string
var validateErrors []error
if utils.IsBlank(info.Name) {
errors = append(errors, fmt.Sprintf(errMandatoryFieldMissingFmt, "name"))
validateErrors = append(validateErrors, ErrMandatoryFieldMissingFmt.Msgf("name"))
}
if info.Authors.IsEmpty() {
errors = append(errors, fmt.Sprintf(errMandatoryFieldMissingFmt, "author"))
validateErrors = append(validateErrors, ErrMandatoryFieldMissingFmt.Msgf("author"))
}
if template.ID == "" {
errors = append(errors, fmt.Sprintf(errMandatoryFieldMissingFmt, "id"))
validateErrors = append(validateErrors, ErrMandatoryFieldMissingFmt.Msgf("id"))
} else if !templateIDRegexp.MatchString(template.ID) {
errors = append(errors, fmt.Sprintf(errInvalidFieldFmt, "id", templateIDRegexp.String()))
validateErrors = append(validateErrors, ErrInvalidField.Msgf("id", templateIDRegexp.String()))
}
if len(errors) > 0 {
return fmt.Errorf(strings.Join(errors, ", "))
if len(validateErrors) > 0 {
return errors.Join(validateErrors...)
}
return nil
@ -118,14 +119,14 @@ func validateTemplateMandatoryFields(template *templates.Template) error {
func validateTemplateOptionalFields(template *templates.Template) error {
info := template.Info
var warnings []string
var warnings []error
if template.Type() != types.WorkflowProtocol && utils.IsBlank(info.SeverityHolder.Severity.String()) {
warnings = append(warnings, fmt.Sprintf(warningFieldMissingFmt, "severity"))
warnings = append(warnings, ErrWarningFieldMissing.Msgf("severity"))
}
if len(warnings) > 0 {
return fmt.Errorf(strings.Join(warnings, ", "))
return errors.Join(warnings...)
}
return nil