package main import ( "fmt" "math/rand" "os" ldap "github.com/go-ldap/ldap/v3" "github.com/sirupsen/logrus" ) const maxlength_generateName, minlength_generateName = 25, 3 const bindusername = "cn=admin,dc=deuxfleurs,dc=fr" const adresse = "127.0.0.1" const port = 1389 var logging = logrus.New() const seed = 654258 var R = rand.New(rand.NewSource(seed)) var bindpassword = "sf7yO52NCuE" //Handler just to facilite the print error func PrintError(LDAPError error) { if LDAPError != nil { logging.Fatal(LDAPError) } } //Generate an unique name, which store in all_names func (inst *instance) GenerateName() (name string) { alphabet := "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789" length := R.Intn(maxlength_generateName) + minlength_generateName //Check if this name not exist already //Lock thhis variable because she is hared with other goroutine allNames.mu.Lock() for only_one := true; only_one; _, only_one = allNames.cn[name] { //Create the name for i := 0; i < length; i++ { name += string(alphabet[R.Intn(len(alphabet))]) } } //Add the new name in the map to store this one allNames.cn[name] = struct{}{} allNames.mu.Unlock() logging.Debug(fmt.Sprintf("Name generated: %s.", name)) return } //Handler to around the bug with MessageId func (inst *instance) Reconnect() (err error) { inst.logging.Close() inst.logging, err = ldap.Dial("tcp", fmt.Sprintf("%s:%d", adresse, port)) if err != nil { return } err = inst.logging.Bind(bindusername, bindpassword) //logging.Debug("Reconnect succesful") return } //Transform attributes in map format to the struct attributes func MapAttToStruct(att map[string][]string) []attributes { resultat := []attributes{} for key, value := range att { logging.Debug(fmt.Sprintf("Transform: key: %s, values: %s to attributes struct.\n", key, value)) resultat = append(resultat, attributes{ Name: key, Data: value, }) } return resultat } func Connect() (*ldap.Conn, error) { l, err := ldap.Dial("tcp", fmt.Sprintf("%s:%d", adresse, port)) if err != nil { return nil, err } if key, ok := os.LookupEnv("BOTTIN_DEFAULT_ADMIN_PW"); ok { bindpassword = key } err = l.Bind(bindusername, bindpassword) logging.Debug("Connection succesful") return l, err } //Handler to get only attributes names func getNamesAtt(dat data_DN) []string { resultat := []string{} for _, values := range dat.Attributes { resultat = append(resultat, values.Name) } return resultat } //Handler to compare slice string func CompareSliceString(string1, string2 []string) bool { if len(string1) != len(string2) { return false } else { for index := range string1 { if string1[index] != string2[index] { return false } } } return true } //Handler to remove an element in slice string func DeleteElementSliceString(s string, sSlice []string) []string { for index, value := range sSlice { if value == s { sSlice[index] = sSlice[len(sSlice)-1] return sSlice[:len(sSlice)-1] } } return sSlice } //Get attributes entry values bottin bug func GetAttributeValuesBottin(ent *ldap.Entry, name string) (res []string) { for _, val := range ent.Attributes { if val.Name == name { res = append(res, val.Values...) } } return }