From 1180b6964f07c4f3526892a412b163348a137ccc Mon Sep 17 00:00:00 2001 From: Kai Blin Date: Fri, 26 Dec 2008 12:45:50 +0100 Subject: [PATCH] s4 winbind: Add support for WINBINDD_GETGRGID call --- source4/winbind/config.mk | 1 + source4/winbind/wb_cmd_getgrgid.c | 177 ++++++++++++++++++++++++++++++ source4/winbind/wb_samba3_cmd.c | 31 +++++- 3 files changed, 208 insertions(+), 1 deletion(-) create mode 100644 source4/winbind/wb_cmd_getgrgid.c diff --git a/source4/winbind/config.mk b/source4/winbind/config.mk index 680f7806c85..eb781cd5505 100644 --- a/source4/winbind/config.mk +++ b/source4/winbind/config.mk @@ -41,6 +41,7 @@ WINBIND_OBJ_FILES = $(addprefix $(winbindsrcdir)/, \ wb_cmd_lookupsid.o \ wb_cmd_getdcname.o \ wb_cmd_getgrnam.o \ + wb_cmd_getgrgid.o \ wb_cmd_getpwnam.o \ wb_cmd_getpwuid.o \ wb_cmd_userdomgroups.o \ diff --git a/source4/winbind/wb_cmd_getgrgid.c b/source4/winbind/wb_cmd_getgrgid.c new file mode 100644 index 00000000000..80f4e9cfc32 --- /dev/null +++ b/source4/winbind/wb_cmd_getgrgid.c @@ -0,0 +1,177 @@ +/* + Unix SMB/CIFS implementation. + + Backend for getgrgid + + 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 . +*/ + +#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" +#include "param/param.h" +#include "libcli/security/proto.h" +#include "auth/credentials/credentials.h" + +struct cmd_getgrgid_state { + struct composite_context *ctx; + struct wbsrv_service *service; + gid_t gid; + struct dom_sid *sid; + char *workgroup; + struct wbsrv_domain *domain; + + struct winbindd_gr *result; +}; + +static void cmd_getgrgid_recv_sid(struct composite_context *ctx); +static void cmd_getgrgid_recv_domain(struct composite_context *ctx); +static void cmd_getgrgid_recv_group_info(struct composite_context *ctx); + +/* Get the SID using the gid */ + +struct composite_context *wb_cmd_getgrgid_send(TALLOC_CTX *mem_ctx, + struct wbsrv_service *service, + gid_t gid) +{ + struct composite_context *ctx, *result; + struct cmd_getgrgid_state *state; + + DEBUG(5, ("wb_cmd_getgrgid_send called\n")); + + result = composite_create(mem_ctx, service->task->event_ctx); + if (!result) return NULL; + + state = talloc(result, struct cmd_getgrgid_state); + if (composite_nomem(state, result)) return result; + state->ctx = result; + result->private_data = state; + state->service = service; + state->gid = gid; + + ctx = wb_gid2sid_send(state, service, gid); + if (composite_nomem(ctx, state->ctx)) return result; + + composite_continue(result, ctx, cmd_getgrgid_recv_sid, state); + return result; +} + + +/* Receive the sid and get the domain structure with it */ + +static void cmd_getgrgid_recv_sid(struct composite_context *ctx) +{ + struct cmd_getgrgid_state *state = + talloc_get_type(ctx->async.private_data, + struct cmd_getgrgid_state); + + DEBUG(5, ("cmd_getgrgid_recv_sid called %p\n", ctx->private_data)); + + state->ctx->status = wb_gid2sid_recv(ctx, state, &state->sid); + if (!composite_is_ok(state->ctx)) return; + + ctx = wb_sid2domain_send(state, state->service, state->sid); + + composite_continue(state->ctx, ctx, cmd_getgrgid_recv_domain, state); +} + +/* Receive the domain struct and call libnet to get the user info struct */ + +static void cmd_getgrgid_recv_domain(struct composite_context *ctx) +{ + struct cmd_getgrgid_state *state = + talloc_get_type(ctx->async.private_data, + struct cmd_getgrgid_state); + struct libnet_GroupInfo *group_info; + + DEBUG(5, ("cmd_getgrgid_recv_domain called\n")); + + state->ctx->status = wb_sid2domain_recv(ctx, &state->domain); + if (!composite_is_ok(state->ctx)) return; + + group_info = talloc(state, struct libnet_GroupInfo); + if (composite_nomem(group_info, state->ctx)) return; + + group_info->in.level = GROUP_INFO_BY_SID; + group_info->in.data.group_sid = state->sid; + group_info->in.domain_name = state->domain->libnet_ctx->samr.name; + + /* We need the workgroup later, so copy it */ + state->workgroup = talloc_strdup(state, + state->domain->libnet_ctx->samr.name); + if (composite_nomem(state->workgroup, state->ctx)) return; + + ctx = libnet_GroupInfo_send(state->domain->libnet_ctx, state,group_info, + NULL); + + composite_continue(state->ctx, ctx, cmd_getgrgid_recv_group_info,state); +} + +/* Receive the group info struct */ + +static void cmd_getgrgid_recv_group_info(struct composite_context *ctx) +{ + struct cmd_getgrgid_state *state = + talloc_get_type(ctx->async.private_data, + struct cmd_getgrgid_state); + struct libnet_GroupInfo *group_info; + struct winbindd_gr *gr; + + DEBUG(5, ("cmd_getgrgid_recv_group_info called\n")); + + gr = talloc(state, struct winbindd_gr); + if (composite_nomem(gr, state->ctx)) return; + + group_info = talloc(state, struct libnet_GroupInfo); + if(composite_nomem(group_info, state->ctx)) return; + + state->ctx->status = libnet_GroupInfo_recv(ctx, state, group_info); + if (!composite_is_ok(state->ctx)) return; + + WBSRV_SAMBA3_SET_STRING(gr->gr_name, group_info->out.group_name); + WBSRV_SAMBA3_SET_STRING(gr->gr_passwd, "*"); + + gr->gr_gid = state->gid; + + state->result = gr; + + composite_done(state->ctx); +} + +NTSTATUS wb_cmd_getgrgid_recv(struct composite_context *ctx, + TALLOC_CTX *mem_ctx, struct winbindd_gr **gr) +{ + NTSTATUS status = composite_wait(ctx); + + DEBUG(5, ("wb_cmd_getgrgid_recv called\n")); + + DEBUG(5, ("status is %s\n", nt_errstr(status))); + + if (NT_STATUS_IS_OK(status)) { + struct cmd_getgrgid_state *state = + talloc_get_type(ctx->private_data, + struct cmd_getgrgid_state); + *gr = talloc_steal(mem_ctx, state->result); + } + talloc_free(ctx); + return status; + +} + diff --git a/source4/winbind/wb_samba3_cmd.c b/source4/winbind/wb_samba3_cmd.c index dfedfec1908..6cad76b08b0 100644 --- a/source4/winbind/wb_samba3_cmd.c +++ b/source4/winbind/wb_samba3_cmd.c @@ -939,13 +939,42 @@ static void getgrnam_recv(struct composite_context *ctx) wbsrv_samba3_async_epilogue(status, s3call); } +static void getgrgid_recv(struct composite_context *ctx); + NTSTATUS wbsrv_samba3_getgrgid(struct wbsrv_samba3_call *s3call) { + struct composite_context *ctx; + struct wbsrv_service *service = s3call->wbconn->listen_socket->service; + DEBUG(5, ("wbsrv_samba3_getgrgid called\n")); - s3call->response.result = WINBINDD_ERROR; + + ctx = wb_cmd_getgrgid_send(s3call, service, + s3call->request.data.gid); + NT_STATUS_HAVE_NO_MEMORY(ctx); + + ctx->async.fn = getgrgid_recv; + ctx->async.private_data = s3call; + s3call->flags |= WBSRV_CALL_FLAGS_REPLY_ASYNC; return NT_STATUS_OK; } +static void getgrgid_recv(struct composite_context *ctx) +{ + struct wbsrv_samba3_call *s3call = + talloc_get_type(ctx->async.private_data, + struct wbsrv_samba3_call); + NTSTATUS status; + struct winbindd_gr *gr; + + DEBUG(5, ("getgrgid_recv called\n")); + + status = wb_cmd_getgrgid_recv(ctx, s3call, &gr); + if (NT_STATUS_IS_OK(status)) + s3call->response.data.gr = *gr; + + wbsrv_samba3_async_epilogue(status, s3call); +} + NTSTATUS wbsrv_samba3_getgroups(struct wbsrv_samba3_call *s3call) { DEBUG(5, ("wbsrv_samba3_getgroups called\n"));