This commit is contained in:
mr
2026-01-23 11:09:31 +01:00
parent f93371e449
commit 1f4b25c594
4 changed files with 10 additions and 2 deletions

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@@ -12,6 +12,7 @@ type Config struct {
LDAPBindDN string LDAPBindDN string
LDAPBindPW string LDAPBindPW string
LDAPBaseDN string LDAPBaseDN string
LDAPUserBaseDN string
LDAPRoleBaseDN string LDAPRoleBaseDN string
ClientSecret string ClientSecret string

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@@ -20,6 +20,7 @@ services:
LDAP_BINDDN: cn=admin,dc=example,dc=com LDAP_BINDDN: cn=admin,dc=example,dc=com
LDAP_BINDPW: password LDAP_BINDPW: password
LDAP_BASEDN: "dc=example,dc=com" LDAP_BASEDN: "dc=example,dc=com"
LDAP_USER_BASEDN: "ou=users,dc=example,dc=com"
LDAP_ROLE_BASEDN: "ou=AppRoles,dc=example,dc=com" LDAP_ROLE_BASEDN: "ou=AppRoles,dc=example,dc=com"
networks: networks:
- oc - oc

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@@ -49,6 +49,7 @@ type Config struct {
BindPass string `envconfig:"bindpw" json:"-" desc:"a LDAP bind password"` BindPass string `envconfig:"bindpw" json:"-" desc:"a LDAP bind password"`
BaseDN string `envconfig:"basedn" required:"true" desc:"a LDAP base DN for searching users"` BaseDN string `envconfig:"basedn" required:"true" desc:"a LDAP base DN for searching users"`
AttrClaims map[string]string `envconfig:"attr_claims" default:"name:name,sn:family_name,givenName:given_name,mail:email" desc:"a mapping of LDAP attributes to OpenID connect claims"` AttrClaims map[string]string `envconfig:"attr_claims" default:"name:name,sn:family_name,givenName:given_name,mail:email" desc:"a mapping of LDAP attributes to OpenID connect claims"`
UserBaseDN string `envconfig:"user_basedn" required:"true" desc:"a LDAP base DN for searching users"`
RoleBaseDN string `envconfig:"role_basedn" required:"true" desc:"a LDAP base DN for searching roles"` RoleBaseDN string `envconfig:"role_basedn" required:"true" desc:"a LDAP base DN for searching roles"`
RoleAttr string `envconfig:"role_attr" default:"description" desc:"a LDAP group's attribute that contains a role's name"` RoleAttr string `envconfig:"role_attr" default:"description" desc:"a LDAP group's attribute that contains a role's name"`
RoleClaim string `envconfig:"role_claim" default:"https://github.com/i-core/werther/claims/roles" desc:"a name of an OpenID Connect claim that contains user roles"` RoleClaim string `envconfig:"role_claim" default:"https://github.com/i-core/werther/claims/roles" desc:"a name of an OpenID Connect claim that contains user roles"`
@@ -66,6 +67,7 @@ func New() *Client {
BindPass: conf.GetConfig().LDAPBindPW, BindPass: conf.GetConfig().LDAPBindPW,
BaseDN: conf.GetConfig().LDAPBaseDN, BaseDN: conf.GetConfig().LDAPBaseDN,
RoleBaseDN: conf.GetConfig().LDAPRoleBaseDN, RoleBaseDN: conf.GetConfig().LDAPRoleBaseDN,
UserBaseDN: conf.GetConfig().LDAPUserBaseDN,
} }
return &Client{ return &Client{
Config: cnf, Config: cnf,
@@ -299,6 +301,7 @@ func (cli *Client) connect(ctx context.Context) <-chan conn {
} }
func (cli *Client) findRoles(cn conn, attrs ...string) (map[string]LDAPRoles, error) { func (cli *Client) findRoles(cn conn, attrs ...string) (map[string]LDAPRoles, error) {
fmt.Println("cli", cli.BindDN, cli.BindPass)
if cli.BindDN != "" { if cli.BindDN != "" {
// We need to login to a LDAP server with a service account for retrieving user data. // We need to login to a LDAP server with a service account for retrieving user data.
if err := cn.Bind(cli.BindDN, cli.BindPass); err != nil { if err := cn.Bind(cli.BindDN, cli.BindPass); err != nil {
@@ -402,6 +405,7 @@ func (cli *Client) findBasicUserDetails(cn conn, username string, attrs []string
type ldapConnector struct { type ldapConnector struct {
BaseDN string BaseDN string
RoleBaseDN string RoleBaseDN string
UserBaseDN string
IsTLS bool IsTLS bool
} }
@@ -423,12 +427,13 @@ func (c *ldapConnector) Connect(ctx context.Context, addr string) (conn, error)
ldapcn := ldap.NewConn(tcpcn, c.IsTLS) ldapcn := ldap.NewConn(tcpcn, c.IsTLS)
ldapcn.Start() ldapcn.Start()
return &ldapConn{Conn: ldapcn, BaseDN: c.BaseDN, RoleBaseDN: c.RoleBaseDN}, nil return &ldapConn{Conn: ldapcn, BaseDN: c.BaseDN, UserBaseDN: c.UserBaseDN, RoleBaseDN: c.RoleBaseDN}, nil
} }
type ldapConn struct { type ldapConn struct {
*ldap.Conn *ldap.Conn
BaseDN string BaseDN string
UserBaseDN string
RoleBaseDN string RoleBaseDN string
} }
@@ -444,7 +449,7 @@ func (c *ldapConn) SearchUser(user string, attrs ...string) ([]map[string][]stri
query := fmt.Sprintf( query := fmt.Sprintf(
"(&(|(objectClass=organizationalPerson)(objectClass=inetOrgPerson))"+ "(&(|(objectClass=organizationalPerson)(objectClass=inetOrgPerson))"+
"(|(uid=%[1]s)(mail=%[1]s)(userPrincipalName=%[1]s)(sAMAccountName=%[1]s)))", user) "(|(uid=%[1]s)(mail=%[1]s)(userPrincipalName=%[1]s)(sAMAccountName=%[1]s)))", user)
return c.searchEntries(c.BaseDN, query, attrs) return c.searchEntries(c.RoleBaseDN, query, attrs)
} }
func (c *ldapConn) SearchUserRoles(user string, attrs ...string) ([]map[string][]string, error) { func (c *ldapConn) SearchUserRoles(user string, attrs ...string) ([]map[string][]string, error) {

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@@ -58,6 +58,7 @@ func main() {
conf.GetConfig().LDAPBindDN = o.GetStringDefault("LDAP_BINDDN", "cn=admin,dc=example,dc=com") conf.GetConfig().LDAPBindDN = o.GetStringDefault("LDAP_BINDDN", "cn=admin,dc=example,dc=com")
conf.GetConfig().LDAPBindPW = o.GetStringDefault("LDAP_BINDPW", "password") conf.GetConfig().LDAPBindPW = o.GetStringDefault("LDAP_BINDPW", "password")
conf.GetConfig().LDAPBaseDN = o.GetStringDefault("LDAP_BASEDN", "dc=example,dc=com") conf.GetConfig().LDAPBaseDN = o.GetStringDefault("LDAP_BASEDN", "dc=example,dc=com")
conf.GetConfig().LDAPUserBaseDN = o.GetStringDefault("LDAP_USER_BASEDN", "ou=users,dc=example,dc=com")
conf.GetConfig().LDAPRoleBaseDN = o.GetStringDefault("LDAP_ROLE_BASEDN", "ou=AppRoles,dc=example,dc=com") conf.GetConfig().LDAPRoleBaseDN = o.GetStringDefault("LDAP_ROLE_BASEDN", "ou=AppRoles,dc=example,dc=com")
go generateSelfPeer() go generateSelfPeer()
go generateRole() go generateRole()