checkpassword: Set CREDENTIALS_LOOKUP=1 for passdb lookups

diff --git a/src/auth/db-checkpassword.c b/src/auth/db-checkpassword.c
index d0b1f1e4830f12c76de8dac63d62fd0f4b59d1f1..e29687e1694cd467fc907c1b9818e3c38f81694d 100644 (file)
--- a/src/auth/db-checkpassword.c
+++ b/src/auth/db-checkpassword.c
@@ -396,6 +396,7 @@ checkpassword_exec(struct db_checkpassword *db, struct auth_request *request,
                env_put("AUTHORIZED=1");
                if (request->credentials_scheme != NULL) {
                        /* passdb credentials lookup */
+                       env_put("CREDENTIALS_LOOKUP=1");
                        env_put(t_strdup_printf("SCHEME=%s",
                                                request->credentials_scheme));
                }