guichet/invite.go

144 lines
3.5 KiB
Go

package main
import (
"fmt"
"html/template"
"net/http"
"regexp"
"strings"
"github.com/go-ldap/ldap/v3"
)
func checkInviterLogin(w http.ResponseWriter, r *http.Request) *LoginStatus {
login := checkLogin(w, r)
if login == nil {
return nil
}
if !login.CanInvite {
http.Error(w, "Not authorized to invite new users.", http.StatusUnauthorized)
return nil
}
return login
}
type NewAccountData struct {
Username string
DisplayName string
GivenName string
Surname string
ErrorUsernameTaken bool
ErrorInvalidUsername bool
ErrorPasswordTooShort bool
ErrorPasswordMismatch bool
ErrorMessage string
WarningMessage string
Success bool
}
func handleInviteNewAccount(w http.ResponseWriter, r *http.Request) {
templateInviteNewAccount := template.Must(template.ParseFiles("templates/layout.html", "templates/invite_new_account.html"))
login := checkInviterLogin(w, r)
if login == nil {
return
}
data := &NewAccountData{}
if r.Method == "POST" {
r.ParseForm()
data.Username = strings.TrimSpace(strings.Join(r.Form["username"], ""))
data.DisplayName = strings.TrimSpace(strings.Join(r.Form["displayname"], ""))
data.GivenName = strings.TrimSpace(strings.Join(r.Form["givenname"], ""))
data.Surname = strings.TrimSpace(strings.Join(r.Form["surname"], ""))
password1 := strings.Join(r.Form["password"], "")
password2 := strings.Join(r.Form["password2"], "")
tryCreateAccount(login.conn, data, password1, password2)
}
templateInviteNewAccount.Execute(w, data)
}
func tryCreateAccount(l *ldap.Conn, data *NewAccountData, pass1 string, pass2 string) {
// Check if username is correct
if match, err := regexp.MatchString("^[a-zA-Z0-9._-]+$", data.Username); !(err == nil && match) {
data.ErrorInvalidUsername = true
}
// Check if user exists
userDn := config.UserNameAttr + "=" + data.Username + "," + config.UserBaseDN
searchRq := ldap.NewSearchRequest(
userDn,
ldap.ScopeBaseObject, ldap.NeverDerefAliases, 0, 0, false,
"(objectclass=*)",
[]string{"dn"},
nil)
sr, err := l.Search(searchRq)
if err != nil {
data.ErrorMessage = err.Error()
return
}
if len(sr.Entries) > 0 {
data.ErrorUsernameTaken = true
return
}
// Check that password is long enough
if len(pass1) < 8 {
data.ErrorPasswordTooShort = true
return
}
if pass1 != pass2 {
data.ErrorPasswordMismatch = true
return
}
// Actually create user
req := ldap.NewAddRequest(userDn, nil)
req.Attribute("objectclass", []string{"inetOrgPerson", "organizationalPerson", "person", "top"})
req.Attribute("structuralobjectclass", []string{"inetOrgPerson"})
req.Attribute("userpassword", []string{SSHAEncode([]byte(pass1))})
if len(data.DisplayName) > 0 {
req.Attribute("displayname", []string{data.DisplayName})
}
if len(data.GivenName) > 0 {
req.Attribute("givenname", []string{data.GivenName})
}
if len(data.Surname) > 0 {
req.Attribute("sn", []string{data.Surname})
}
if len(config.InvitedMailFormat) > 0 {
email := strings.ReplaceAll(config.InvitedMailFormat, "{}", data.Username)
req.Attribute("mail", []string{email})
}
err = l.Add(req)
if err != nil {
data.ErrorMessage = err.Error()
return
}
for _, group := range config.InvitedAutoGroups {
req := ldap.NewModifyRequest(group, nil)
req.Add("member", []string{userDn})
err = l.Modify(req)
if err != nil {
data.WarningMessage += fmt.Sprintf("Cannot add to %s: %s\n", group, err.Error())
}
}
data.Success = true
}
func handleInviteSendCode(w http.ResponseWriter, r *http.Request) {
}