From 30baf31411363ebd79a6366caf4a792850c40192 Mon Sep 17 00:00:00 2001 From: Matthieu Patou Date: Thu, 4 Mar 2010 02:46:36 +0300 Subject: s4:winbind: implement calls for allowing getent groups MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This is to say getgrent and setgrent, and the associated technical objects (states, build directives,...) needed. Signed-off-by: Matthias Dieter Wallnöfer --- source4/winbind/wb_cmd_getgrent.c | 124 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 124 insertions(+) create mode 100644 source4/winbind/wb_cmd_getgrent.c (limited to 'source4/winbind/wb_cmd_getgrent.c') diff --git a/source4/winbind/wb_cmd_getgrent.c b/source4/winbind/wb_cmd_getgrent.c new file mode 100644 index 0000000000..79a3aff852 --- /dev/null +++ b/source4/winbind/wb_cmd_getgrent.c @@ -0,0 +1,124 @@ +/* + Unix SMB/CIFS implementation. + + Command backend for getgrent + + Copyright (C) Matthieu Patou 2010 + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see . +*/ + +#include "includes.h" +#include "libcli/composite/composite.h" +#include "winbind/wb_server.h" +#include "smbd/service_task.h" + +struct cmd_getgrent_state { + struct composite_context *ctx; + struct wbsrv_service *service; + + struct wbsrv_grent *grent; + uint32_t max_groups; + + uint32_t num_groups; + struct winbindd_gr *result; +}; + +static void cmd_getgrent_recv_grnam(struct composite_context *ctx); +#if 0 /*FIXME: implement this*/ +static void cmd_getgrent_recv_user_list(struct composite_context *ctx); +#endif + +struct composite_context *wb_cmd_getgrent_send(TALLOC_CTX *mem_ctx, + struct wbsrv_service *service, struct wbsrv_grent *grent, + uint32_t max_groups) +{ + struct composite_context *ctx, *result; + struct cmd_getgrent_state *state; + + DEBUG(5, ("wb_cmd_getgrent_send called\n")); + + result = composite_create(mem_ctx, service->task->event_ctx); + if (!result) return NULL; + + state = talloc(mem_ctx, struct cmd_getgrent_state); + if (composite_nomem(state, result)) return result; + + state->ctx = result; + result->private_data = state; + state->service = service; + state->grent = grent; + state->max_groups = max_groups; + state->num_groups = 0; + + /* If there are groups left in the libnet_GroupList and we're below the + * maximum number of groups to get per winbind getgrent call, use + * getgrnam to get the winbindd_gr struct */ + if (grent->page_index < grent->group_list->out.count) { + int idx = grent->page_index; + char *groupname = talloc_strdup(state, + grent->group_list->out.groups[idx].groupname); + + grent->page_index++; + ctx = wb_cmd_getgrnam_send(state, service, groupname); + if (composite_nomem(ctx, state->ctx)) return result; + + composite_continue(state->ctx, ctx, cmd_getgrent_recv_grnam, + state); + } else { + /* If there is no valid group left, call libnet_GroupList to get a new + * list of group. */ + composite_error(state->ctx, NT_STATUS_NO_MORE_ENTRIES); + } + return result; +} + +static void cmd_getgrent_recv_grnam(struct composite_context *ctx) +{ + struct cmd_getgrent_state *state = + talloc_get_type(ctx->async.private_data, + struct cmd_getgrent_state); + struct winbindd_gr *gr; + + DEBUG(5, ("cmd_getgrent_recv_grnam called\n")); + + state->ctx->status = wb_cmd_getgrnam_recv(ctx, state, &gr); + if (!composite_is_ok(state->ctx)) return; + + /*FIXME: Cheat for now and only get one group per call */ + state->result = gr; + + composite_done(state->ctx); +} + +NTSTATUS wb_cmd_getgrent_recv(struct composite_context *ctx, + TALLOC_CTX *mem_ctx, struct winbindd_gr **gr, + uint32_t *num_groups) +{ + NTSTATUS status = composite_wait(ctx); + + DEBUG(5, ("wb_cmd_getgrent_recv called\n")); + + if (NT_STATUS_IS_OK(status)) { + struct cmd_getgrent_state *state = + talloc_get_type(ctx->private_data, + struct cmd_getgrent_state); + *gr = talloc_steal(mem_ctx, state->result); + /*FIXME: Cheat and only get one group */ + *num_groups = 1; + } + + talloc_free(ctx); + return status; +} -- cgit