From 3eff8e93e283828afdb3413aec2dae5c01b101b3 Mon Sep 17 00:00:00 2001 From: Volker Lendecke Date: Tue, 4 Aug 2009 13:52:39 -0400 Subject: s3:winbind: Add async wb_uid2sid --- source3/winbindd/wb_uid2sid.c | 119 +++++++++++++++++++++++++++++++++++ source3/winbindd/winbindd_dual_srv.c | 12 ++++ source3/winbindd/winbindd_proto.h | 6 ++ 3 files changed, 137 insertions(+) create mode 100644 source3/winbindd/wb_uid2sid.c (limited to 'source3/winbindd') diff --git a/source3/winbindd/wb_uid2sid.c b/source3/winbindd/wb_uid2sid.c new file mode 100644 index 0000000000..18ef3b214a --- /dev/null +++ b/source3/winbindd/wb_uid2sid.c @@ -0,0 +1,119 @@ +/* + Unix SMB/CIFS implementation. + async uid2sid + Copyright (C) Volker Lendecke 2009 + + 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 "winbindd.h" +#include "librpc/gen_ndr/cli_wbint.h" + +struct wb_uid2sid_state { + struct tevent_context *ev; + char *dom_name; + struct dom_sid sid; +}; + +static void wb_uid2sid_done(struct tevent_req *subreq); + +struct tevent_req *wb_uid2sid_send(TALLOC_CTX *mem_ctx, + struct tevent_context *ev, + uid_t uid) +{ + struct tevent_req *req, *subreq; + struct wb_uid2sid_state *state; + struct winbindd_domain *domain; + struct winbindd_child *child; + bool expired; + + req = tevent_req_create(mem_ctx, &state, struct wb_uid2sid_state); + if (req == NULL) { + return NULL; + } + + if (winbindd_use_idmap_cache() + && idmap_cache_find_uid2sid(uid, &state->sid, &expired)) { + + DEBUG(10, ("idmap_cache_find_uid2sid found %d%s\n", + (int)uid, expired ? " (expired)": "")); + + if (!expired || idmap_is_offline()) { + if (is_null_sid(&state->sid)) { + tevent_req_nterror(req, + NT_STATUS_NONE_MAPPED); + } else { + tevent_req_done(req); + } + return tevent_req_post(req, ev); + } + } + + state->dom_name = NULL; + + for (domain = domain_list(); domain != NULL; domain = domain->next) { + if (domain->have_idmap_config + && (uid >= domain->id_range_low) + && (uid <= domain->id_range_high)) { + state->dom_name = domain->name; + break; + } + } + + child = idmap_child(); + + subreq = rpccli_wbint_Uid2Sid_send( + state, ev, child->rpccli, state->dom_name, + uid, &state->sid); + if (tevent_req_nomem(subreq, req)) { + return tevent_req_post(req, ev); + } + tevent_req_set_callback(subreq, wb_uid2sid_done, req); + return req; +} + +static void wb_uid2sid_done(struct tevent_req *subreq) +{ + struct tevent_req *req = tevent_req_callback_data( + subreq, struct tevent_req); + struct wb_uid2sid_state *state = tevent_req_data( + req, struct wb_uid2sid_state); + NTSTATUS status, result; + + status = rpccli_wbint_Uid2Sid_recv(subreq, state, &result); + TALLOC_FREE(subreq); + if (!NT_STATUS_IS_OK(status)) { + tevent_req_nterror(req, status); + return; + } + if (!NT_STATUS_IS_OK(result)) { + tevent_req_nterror(req, result); + return; + } + tevent_req_done(req); +} + +NTSTATUS wb_uid2sid_recv(struct tevent_req *req, struct dom_sid *sid) +{ + struct wb_uid2sid_state *state = tevent_req_data( + req, struct wb_uid2sid_state); + NTSTATUS status; + + if (tevent_req_is_nterror(req, &status)) { + return status; + } + sid_copy(sid, &state->sid); + return NT_STATUS_OK; +} diff --git a/source3/winbindd/winbindd_dual_srv.c b/source3/winbindd/winbindd_dual_srv.c index 670e53d0a9..bad9cd585a 100644 --- a/source3/winbindd/winbindd_dual_srv.c +++ b/source3/winbindd/winbindd_dual_srv.c @@ -93,3 +93,15 @@ NTSTATUS _wbint_Sid2Gid(pipes_struct *p, struct wbint_Sid2Gid *r) *r->out.gid = gid; return NT_STATUS_OK; } + +NTSTATUS _wbint_Uid2Sid(pipes_struct *p, struct wbint_Uid2Sid *r) +{ + NTSTATUS status; + + status = idmap_uid_to_sid(r->in.dom_name ? r->in.dom_name : "", + r->out.sid, r->in.uid); + if (!NT_STATUS_IS_OK(status)) { + return status; + } + return NT_STATUS_OK; +} diff --git a/source3/winbindd/winbindd_proto.h b/source3/winbindd/winbindd_proto.h index d17d47a0d7..e0a43f5094 100644 --- a/source3/winbindd/winbindd_proto.h +++ b/source3/winbindd/winbindd_proto.h @@ -659,4 +659,10 @@ struct tevent_req *winbindd_sid_to_gid_send(TALLOC_CTX *mem_ctx, NTSTATUS winbindd_sid_to_gid_recv(struct tevent_req *req, struct winbindd_response *response); +struct tevent_req *wb_uid2sid_send(TALLOC_CTX *mem_ctx, + struct tevent_context *ev, + uid_t uid); +NTSTATUS wb_uid2sid_recv(struct tevent_req *req, struct dom_sid *sid); + + #endif /* _WINBINDD_PROTO_H_ */ -- cgit