85 lines
2.6 KiB
Go
85 lines
2.6 KiB
Go
package validator
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import (
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"errors"
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"strings"
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"github.com/clems4ever/authelia/configuration/schema"
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)
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var ldapProtocolPrefix = "ldap://"
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func validateFileAuthenticationBackend(configuration *schema.FileAuthenticationBackendConfiguration, validator *schema.StructValidator) {
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if configuration.Path == "" {
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validator.Push(errors.New("Please provide a `path` for the users database in `authentication_backend`"))
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}
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}
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func validateLdapURL(url string, validator *schema.StructValidator) string {
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if strings.HasPrefix(url, ldapProtocolPrefix) {
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url = url[len(ldapProtocolPrefix):]
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}
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portColons := strings.Index(url, ":")
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// if no port is provided, we provide the default LDAP port
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// TODO(c.michaud): support LDAP over TLS.
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if portColons == -1 {
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url = url + ":389"
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}
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return url
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}
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func validateLdapAuthenticationBackend(configuration *schema.LDAPAuthenticationBackendConfiguration, validator *schema.StructValidator) {
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if configuration.URL == "" {
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validator.Push(errors.New("Please provide a URL to the LDAP server"))
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} else {
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configuration.URL = validateLdapURL(configuration.URL, validator)
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}
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if configuration.User == "" {
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validator.Push(errors.New("Please provide a user name to connect to the LDAP server"))
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}
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if configuration.Password == "" {
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validator.Push(errors.New("Please provide a password to connect to the LDAP server"))
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}
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if configuration.BaseDN == "" {
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validator.Push(errors.New("Please provide a base DN to connect to the LDAP server"))
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}
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if configuration.UsersFilter == "" {
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configuration.UsersFilter = "(cn={0})"
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}
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if configuration.GroupsFilter == "" {
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configuration.GroupsFilter = "(member={dn})"
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}
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if configuration.GroupNameAttribute == "" {
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configuration.GroupNameAttribute = "cn"
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}
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if configuration.MailAttribute == "" {
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configuration.MailAttribute = "mail"
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}
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}
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// ValidateAuthenticationBackend validates and update authentication backend configuration.
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func ValidateAuthenticationBackend(configuration *schema.AuthenticationBackendConfiguration, validator *schema.StructValidator) {
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if configuration.Ldap == nil && configuration.File == nil {
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validator.Push(errors.New("Please provide `ldap` or `file` object in `authentication_backend`"))
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}
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if configuration.Ldap != nil && configuration.File != nil {
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validator.Push(errors.New("You cannot provide both `ldap` and `file` objects in `authentication_backend`"))
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}
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if configuration.File != nil {
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validateFileAuthenticationBackend(configuration.File, validator)
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} else if configuration.Ldap != nil {
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validateLdapAuthenticationBackend(configuration.Ldap, validator)
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}
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}
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