nuclei/v2/pkg/catalog/config/config.go
2021-10-21 06:20:40 +05:30

127 lines
3.3 KiB
Go

package config
import (
"os"
"path/filepath"
jsoniter "github.com/json-iterator/go"
"github.com/pkg/errors"
"gopkg.in/yaml.v2"
"github.com/projectdiscovery/gologger"
)
// Config contains the internal nuclei engine configuration
type Config struct {
TemplatesDirectory string `json:"nuclei-templates-directory,omitempty"`
TemplateVersion string `json:"nuclei-templates-version,omitempty"`
NucleiVersion string `json:"nuclei-version,omitempty"`
NucleiIgnoreHash string `json:"nuclei-ignore-hash,omitempty"`
NucleiLatestVersion string `json:"nuclei-latest-version"`
NucleiTemplatesLatestVersion string `json:"nuclei-templates-latest-version"`
}
// nucleiConfigFilename is the filename of nuclei configuration file.
const nucleiConfigFilename = ".templates-config.json"
// Version is the current version of nuclei
const Version = `2.5.4-dev`
func getConfigDetails() (string, error) {
homeDir, err := os.UserHomeDir()
if err != nil {
return "", errors.Wrap(err, "could not get home directory")
}
configDir := filepath.Join(homeDir, ".config", "nuclei")
_ = os.MkdirAll(configDir, os.ModePerm)
templatesConfigFile := filepath.Join(configDir, nucleiConfigFilename)
return templatesConfigFile, nil
}
// ReadConfiguration reads the nuclei configuration file from disk.
func ReadConfiguration() (*Config, error) {
templatesConfigFile, err := getConfigDetails()
if err != nil {
return nil, err
}
file, err := os.Open(templatesConfigFile)
if err != nil {
return nil, err
}
defer file.Close()
config := &Config{}
if err := jsoniter.NewDecoder(file).Decode(config); err != nil {
return nil, err
}
return config, nil
}
// WriteConfiguration writes the updated nuclei configuration to disk
func WriteConfiguration(config *Config) error {
config.NucleiVersion = Version
templatesConfigFile, err := getConfigDetails()
if err != nil {
return err
}
file, err := os.OpenFile(templatesConfigFile, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0777)
if err != nil {
return err
}
defer file.Close()
err = jsoniter.NewEncoder(file).Encode(config)
if err != nil {
return err
}
return nil
}
const nucleiIgnoreFile = ".nuclei-ignore"
// IgnoreFile is an internal nuclei template blocking configuration file
type IgnoreFile struct {
Tags []string `yaml:"tags"`
Files []string `yaml:"files"`
}
// ReadIgnoreFile reads the nuclei ignore file returning blocked tags and paths
func ReadIgnoreFile() IgnoreFile {
file, err := os.Open(getIgnoreFilePath())
if err != nil {
gologger.Error().Msgf("Could not read nuclei-ignore file: %s\n", err)
return IgnoreFile{}
}
defer file.Close()
ignore := IgnoreFile{}
if err := yaml.NewDecoder(file).Decode(&ignore); err != nil {
gologger.Error().Msgf("Could not parse nuclei-ignore file: %s\n", err)
return IgnoreFile{}
}
return ignore
}
// getIgnoreFilePath returns the ignore file path for the runner
func getIgnoreFilePath() string {
var defIgnoreFilePath string
home, err := os.UserHomeDir()
if err == nil {
configDir := filepath.Join(home, ".config", "nuclei")
_ = os.MkdirAll(configDir, os.ModePerm)
defIgnoreFilePath = filepath.Join(configDir, nucleiIgnoreFile)
return defIgnoreFilePath
}
cwd, err := os.Getwd()
if err != nil {
return defIgnoreFilePath
}
cwdIgnoreFilePath := filepath.Join(cwd, nucleiIgnoreFile)
return cwdIgnoreFilePath
}