nuclei/v2/pkg/operators/extractors/compile.go

37 lines
765 B
Go

package extractors
import (
"fmt"
"regexp"
"strings"
)
// CompileExtractors performs the initial setup operation on a extractor
func (e *Extractor) CompileExtractors() error {
var ok bool
// Setup the extractor type
e.extractorType, ok = ExtractorTypes[e.Type]
if !ok {
return fmt.Errorf("unknown extractor type specified: %s", e.Type)
}
// Compile the regexes
for _, regex := range e.Regex {
compiled, err := regexp.Compile(regex)
if err != nil {
return fmt.Errorf("could not compile regex: %s", regex)
}
e.regexCompiled = append(e.regexCompiled, compiled)
}
for i, kval := range e.KVal {
e.KVal[i] = strings.ToLower(kval)
}
// Setup the part of the request to match, if any.
if e.Part == "" {
e.Part = "body"
}
return nil
}