diff options
Diffstat (limited to 'source4/winbind/wb_cmd_list_users.c')
| -rw-r--r-- | source4/winbind/wb_cmd_list_users.c | 198 |
1 files changed, 198 insertions, 0 deletions
diff --git a/source4/winbind/wb_cmd_list_users.c b/source4/winbind/wb_cmd_list_users.c new file mode 100644 index 0000000000..f67f133488 --- /dev/null +++ b/source4/winbind/wb_cmd_list_users.c @@ -0,0 +1,198 @@ +/* + Unix SMB/CIFS implementation. + + Command backend for wbinfo -u + + Copyright (C) Kai Blin 2007 + + 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 <http://www.gnu.org/licenses/>. +*/ + +#include "includes.h" +#include "libcli/composite/composite.h" +#include "winbind/wb_server.h" +#include "winbind/wb_async_helpers.h" +#include "winbind/wb_helper.h" +#include "smbd/service_task.h" +#include "libnet/libnet_proto.h" + +struct cmd_list_users_state { + struct composite_context *ctx; + struct wbsrv_service *service; + + struct wbsrv_domain *domain; + char *domain_name; + uint resume_index; + char *result; +}; + +static void cmd_list_users_recv_domain(struct composite_context *ctx); +static void cmd_list_users_recv_user_list(struct composite_context *ctx); + +struct composite_context *wb_cmd_list_users_send(TALLOC_CTX *mem_ctx, + struct wbsrv_service *service, const char *domain_name) +{ + struct composite_context *ctx, *result; + struct cmd_list_users_state *state; + + DEBUG(5, ("wb_cmd_list_users_send called\n")); + + result = composite_create(mem_ctx, service->task->event_ctx); + if (!result) return NULL; + + state = talloc(result, struct cmd_list_users_state); + if (composite_nomem(state, result)) return result; + + state->ctx = result; + result->private_data = state; + state->service = service; + state->resume_index = 0; + state->result = talloc_strdup(state, ""); + if (composite_nomem(state->result, state->ctx)) return result; + + /*FIXME: We should look up the domain in the winbind request if it is + * set, not just take the primary domain. However, I want to get the + * libnet logic to work first. */ + + if (domain_name && *domain_name != '\0') { + state->domain_name = talloc_strdup(state, domain_name); + if (composite_nomem(state->domain_name, state->ctx)) + return result; + } else { + state->domain_name = NULL; + } + + ctx = wb_sid2domain_send(state, service, service->primary_sid); + if (composite_nomem(ctx, state->ctx)) return result; + + composite_continue(state->ctx, ctx, cmd_list_users_recv_domain, state); + return result; +} + +static void cmd_list_users_recv_domain(struct composite_context *ctx) +{ + struct cmd_list_users_state *state = talloc_get_type( + ctx->async.private_data, struct cmd_list_users_state); + struct wbsrv_domain *domain; + struct libnet_UserList *user_list; + + DEBUG(5, ("cmd_list_users_recv_domain called\n")); + + state->ctx->status = wb_sid2domain_recv(ctx, &domain); + if (!composite_is_ok(state->ctx)) return; + + state->domain = domain; + + /* If this is non-null, we've looked up the domain given in the winbind + * request, otherwise we'll just use the default name.*/ + if (state->domain_name == NULL) { + state->domain_name = talloc_strdup(state, + domain->libnet_ctx->samr.name); + if (composite_nomem(state->domain_name, state->ctx)) return; + } + + user_list = talloc(state, struct libnet_UserList); + if (composite_nomem(user_list, state->ctx)) return; + + user_list->in.domain_name = state->domain_name; + + /* Rafal suggested that 128 is a good number here. I don't like magic + * numbers too much, but for now it'll have to do. + */ + user_list->in.page_size = 128; + user_list->in.resume_index = state->resume_index; + + ctx = libnet_UserList_send(domain->libnet_ctx, state, user_list, NULL); + + composite_continue(state->ctx, ctx, cmd_list_users_recv_user_list, + state); +} + +static void cmd_list_users_recv_user_list(struct composite_context *ctx) +{ + struct cmd_list_users_state *state = talloc_get_type( + ctx->async.private_data, struct cmd_list_users_state); + struct libnet_UserList *user_list; + NTSTATUS status; + int i; + + DEBUG(5, ("cmd_list_users_recv_user_list called\n")); + + user_list = talloc(state, struct libnet_UserList); + if (composite_nomem(user_list, state->ctx)) return; + + status = libnet_UserList_recv(ctx, state, user_list); + + /* If NTSTATUS is neither OK nor MORE_ENTRIES, something broke */ + if (!NT_STATUS_IS_OK(status) && + !NT_STATUS_EQUAL(status, STATUS_MORE_ENTRIES)) { + composite_error(state->ctx, status); + return; + } + + for (i = 0; i < user_list->out.count; ++i) { + DEBUG(5, ("Appending user '%s'\n", user_list->out.users[i].username)); + state->result = talloc_asprintf_append_buffer(state->result, "%s,", + user_list->out.users[i].username); + } + + /* If the status is OK, we're finished, there's no more users. + * So we'll trim off the trailing ',' and are done.*/ + if (NT_STATUS_IS_OK(status)) { + int str_len = strlen(state->result); + DEBUG(5, ("list_UserList_recv returned NT_STATUS_OK\n")); + state->result[str_len - 1] = '\0'; + composite_done(state->ctx); + return; + } + + DEBUG(5, ("list_UserList_recv returned NT_STATUS_MORE_ENTRIES\n")); + + /* Otherwise there's more users to get, so call out to libnet and + * continue on this function here. */ + + user_list->in.domain_name = state->domain_name; + /* See comment above about the page size. 128 seems like a good default. + */ + user_list->in.page_size = 128; + user_list->in.resume_index = user_list->out.resume_index; + + ctx = libnet_UserList_send(state->domain->libnet_ctx, state, user_list, + NULL); + + composite_continue(state->ctx, ctx, cmd_list_users_recv_user_list, + state); +} + +NTSTATUS wb_cmd_list_users_recv(struct composite_context *ctx, + TALLOC_CTX *mem_ctx, uint32_t *extra_data_len, + char **extra_data) +{ + NTSTATUS status = composite_wait(ctx); + + DEBUG(5, ("wb_cmd_list_users_recv called\n")); + + if (NT_STATUS_IS_OK(status)) { + struct cmd_list_users_state *state = talloc_get_type( + ctx->private_data, struct cmd_list_users_state); + + *extra_data_len = strlen(state->result); + *extra_data = talloc_steal(mem_ctx, state->result); + } + + talloc_free(ctx); + return status; +} + + |