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/Makefile.in | 1 + source3/librpc/gen_ndr/cli_wbint.c | 165 +++++++++++++++++++++++++++++++++++ source3/librpc/gen_ndr/cli_wbint.h | 14 +++ source3/librpc/gen_ndr/ndr_wbint.c | 107 ++++++++++++++++++++++- source3/librpc/gen_ndr/ndr_wbint.h | 5 +- source3/librpc/gen_ndr/srv_wbint.c | 93 ++++++++++++++++++++ source3/librpc/gen_ndr/srv_wbint.h | 2 + source3/librpc/gen_ndr/wbint.h | 14 +++ source3/librpc/idl/wbint.idl | 6 ++ source3/winbindd/wb_uid2sid.c | 119 +++++++++++++++++++++++++ source3/winbindd/winbindd_dual_srv.c | 12 +++ source3/winbindd/winbindd_proto.h | 6 ++ 12 files changed, 542 insertions(+), 2 deletions(-) create mode 100644 source3/winbindd/wb_uid2sid.c (limited to 'source3') diff --git a/source3/Makefile.in b/source3/Makefile.in index 9f5a7dedf7..50e9ebf56d 100644 --- a/source3/Makefile.in +++ b/source3/Makefile.in @@ -1156,6 +1156,7 @@ WINBINDD_OBJ1 = \ winbindd/wb_lookupname.o \ winbindd/wb_sid2uid.o \ winbindd/wb_sid2gid.o \ + winbindd/wb_uid2sid.o \ winbindd/winbindd_lookupsid.o \ winbindd/winbindd_lookupname.o \ winbindd/winbindd_sid_to_uid.o \ diff --git a/source3/librpc/gen_ndr/cli_wbint.c b/source3/librpc/gen_ndr/cli_wbint.c index c64de272b3..847c937fe8 100644 --- a/source3/librpc/gen_ndr/cli_wbint.c +++ b/source3/librpc/gen_ndr/cli_wbint.c @@ -832,3 +832,168 @@ NTSTATUS rpccli_wbint_Sid2Gid(struct rpc_pipe_client *cli, return r.out.result; } +struct rpccli_wbint_Uid2Sid_state { + struct wbint_Uid2Sid orig; + struct wbint_Uid2Sid tmp; + TALLOC_CTX *out_mem_ctx; + NTSTATUS (*dispatch_recv)(struct tevent_req *req, TALLOC_CTX *mem_ctx); +}; + +static void rpccli_wbint_Uid2Sid_done(struct tevent_req *subreq); + +struct tevent_req *rpccli_wbint_Uid2Sid_send(TALLOC_CTX *mem_ctx, + struct tevent_context *ev, + struct rpc_pipe_client *cli, + const char *_dom_name /* [in] [unique,charset(UTF8)] */, + uint64_t _uid /* [in] */, + struct dom_sid *_sid /* [out] [ref] */) +{ + struct tevent_req *req; + struct rpccli_wbint_Uid2Sid_state *state; + struct tevent_req *subreq; + + req = tevent_req_create(mem_ctx, &state, + struct rpccli_wbint_Uid2Sid_state); + if (req == NULL) { + return NULL; + } + state->out_mem_ctx = NULL; + state->dispatch_recv = cli->dispatch_recv; + + /* In parameters */ + state->orig.in.dom_name = _dom_name; + state->orig.in.uid = _uid; + + /* Out parameters */ + state->orig.out.sid = _sid; + + /* Result */ + ZERO_STRUCT(state->orig.out.result); + + if (DEBUGLEVEL >= 10) { + NDR_PRINT_IN_DEBUG(wbint_Uid2Sid, &state->orig); + } + + state->out_mem_ctx = talloc_named_const(state, 0, + "rpccli_wbint_Uid2Sid_out_memory"); + if (tevent_req_nomem(state->out_mem_ctx, req)) { + return tevent_req_post(req, ev); + } + + /* make a temporary copy, that we pass to the dispatch function */ + state->tmp = state->orig; + + subreq = cli->dispatch_send(state, ev, cli, + &ndr_table_wbint, + NDR_WBINT_UID2SID, + &state->tmp); + if (tevent_req_nomem(subreq, req)) { + return tevent_req_post(req, ev); + } + tevent_req_set_callback(subreq, rpccli_wbint_Uid2Sid_done, req); + return req; +} + +static void rpccli_wbint_Uid2Sid_done(struct tevent_req *subreq) +{ + struct tevent_req *req = tevent_req_callback_data( + subreq, struct tevent_req); + struct rpccli_wbint_Uid2Sid_state *state = tevent_req_data( + req, struct rpccli_wbint_Uid2Sid_state); + NTSTATUS status; + TALLOC_CTX *mem_ctx; + + if (state->out_mem_ctx) { + mem_ctx = state->out_mem_ctx; + } else { + mem_ctx = state; + } + + status = state->dispatch_recv(subreq, mem_ctx); + TALLOC_FREE(subreq); + if (!NT_STATUS_IS_OK(status)) { + tevent_req_nterror(req, status); + return; + } + + /* Copy out parameters */ + *state->orig.out.sid = *state->tmp.out.sid; + + /* Copy result */ + state->orig.out.result = state->tmp.out.result; + + /* Reset temporary structure */ + ZERO_STRUCT(state->tmp); + + if (DEBUGLEVEL >= 10) { + NDR_PRINT_OUT_DEBUG(wbint_Uid2Sid, &state->orig); + } + + tevent_req_done(req); +} + +NTSTATUS rpccli_wbint_Uid2Sid_recv(struct tevent_req *req, + TALLOC_CTX *mem_ctx, + NTSTATUS *result) +{ + struct rpccli_wbint_Uid2Sid_state *state = tevent_req_data( + req, struct rpccli_wbint_Uid2Sid_state); + NTSTATUS status; + + if (tevent_req_is_nterror(req, &status)) { + tevent_req_received(req); + return status; + } + + /* Steal possbile out parameters to the callers context */ + talloc_steal(mem_ctx, state->out_mem_ctx); + + /* Return result */ + *result = state->orig.out.result; + + tevent_req_received(req); + return NT_STATUS_OK; +} + +NTSTATUS rpccli_wbint_Uid2Sid(struct rpc_pipe_client *cli, + TALLOC_CTX *mem_ctx, + const char *dom_name /* [in] [unique,charset(UTF8)] */, + uint64_t uid /* [in] */, + struct dom_sid *sid /* [out] [ref] */) +{ + struct wbint_Uid2Sid r; + NTSTATUS status; + + /* In parameters */ + r.in.dom_name = dom_name; + r.in.uid = uid; + + if (DEBUGLEVEL >= 10) { + NDR_PRINT_IN_DEBUG(wbint_Uid2Sid, &r); + } + + status = cli->dispatch(cli, + mem_ctx, + &ndr_table_wbint, + NDR_WBINT_UID2SID, + &r); + + if (!NT_STATUS_IS_OK(status)) { + return status; + } + + if (DEBUGLEVEL >= 10) { + NDR_PRINT_OUT_DEBUG(wbint_Uid2Sid, &r); + } + + if (NT_STATUS_IS_ERR(status)) { + return status; + } + + /* Return variables */ + *sid = *r.out.sid; + + /* Return result */ + return r.out.result; +} + diff --git a/source3/librpc/gen_ndr/cli_wbint.h b/source3/librpc/gen_ndr/cli_wbint.h index e74804debd..458e69211b 100644 --- a/source3/librpc/gen_ndr/cli_wbint.h +++ b/source3/librpc/gen_ndr/cli_wbint.h @@ -74,4 +74,18 @@ NTSTATUS rpccli_wbint_Sid2Gid(struct rpc_pipe_client *cli, const char *dom_name /* [in] [unique,charset(UTF8)] */, struct dom_sid *sid /* [in] [ref] */, uint64_t *gid /* [out] [ref] */); +struct tevent_req *rpccli_wbint_Uid2Sid_send(TALLOC_CTX *mem_ctx, + struct tevent_context *ev, + struct rpc_pipe_client *cli, + const char *_dom_name /* [in] [unique,charset(UTF8)] */, + uint64_t _uid /* [in] */, + struct dom_sid *_sid /* [out] [ref] */); +NTSTATUS rpccli_wbint_Uid2Sid_recv(struct tevent_req *req, + TALLOC_CTX *mem_ctx, + NTSTATUS *result); +NTSTATUS rpccli_wbint_Uid2Sid(struct rpc_pipe_client *cli, + TALLOC_CTX *mem_ctx, + const char *dom_name /* [in] [unique,charset(UTF8)] */, + uint64_t uid /* [in] */, + struct dom_sid *sid /* [out] [ref] */); #endif /* __CLI_WBINT__ */ diff --git a/source3/librpc/gen_ndr/ndr_wbint.c b/source3/librpc/gen_ndr/ndr_wbint.c index d7dedf84ec..90a4fcf883 100644 --- a/source3/librpc/gen_ndr/ndr_wbint.c +++ b/source3/librpc/gen_ndr/ndr_wbint.c @@ -576,6 +576,103 @@ _PUBLIC_ void ndr_print_wbint_Sid2Gid(struct ndr_print *ndr, const char *name, i ndr->depth--; } +static enum ndr_err_code ndr_push_wbint_Uid2Sid(struct ndr_push *ndr, int flags, const struct wbint_Uid2Sid *r) +{ + if (flags & NDR_IN) { + NDR_CHECK(ndr_push_unique_ptr(ndr, r->in.dom_name)); + if (r->in.dom_name) { + NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, ndr_charset_length(r->in.dom_name, CH_UTF8))); + NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, 0)); + NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, ndr_charset_length(r->in.dom_name, CH_UTF8))); + NDR_CHECK(ndr_push_charset(ndr, NDR_SCALARS, r->in.dom_name, ndr_charset_length(r->in.dom_name, CH_UTF8), sizeof(uint8_t), CH_UTF8)); + } + NDR_CHECK(ndr_push_hyper(ndr, NDR_SCALARS, r->in.uid)); + } + if (flags & NDR_OUT) { + if (r->out.sid == NULL) { + return ndr_push_error(ndr, NDR_ERR_INVALID_POINTER, "NULL [ref] pointer"); + } + NDR_CHECK(ndr_push_dom_sid(ndr, NDR_SCALARS, r->out.sid)); + NDR_CHECK(ndr_push_NTSTATUS(ndr, NDR_SCALARS, r->out.result)); + } + return NDR_ERR_SUCCESS; +} + +static enum ndr_err_code ndr_pull_wbint_Uid2Sid(struct ndr_pull *ndr, int flags, struct wbint_Uid2Sid *r) +{ + uint32_t _ptr_dom_name; + TALLOC_CTX *_mem_save_dom_name_0; + TALLOC_CTX *_mem_save_sid_0; + if (flags & NDR_IN) { + ZERO_STRUCT(r->out); + + NDR_CHECK(ndr_pull_generic_ptr(ndr, &_ptr_dom_name)); + if (_ptr_dom_name) { + NDR_PULL_ALLOC(ndr, r->in.dom_name); + } else { + r->in.dom_name = NULL; + } + if (r->in.dom_name) { + _mem_save_dom_name_0 = NDR_PULL_GET_MEM_CTX(ndr); + NDR_PULL_SET_MEM_CTX(ndr, r->in.dom_name, 0); + NDR_CHECK(ndr_pull_array_size(ndr, &r->in.dom_name)); + NDR_CHECK(ndr_pull_array_length(ndr, &r->in.dom_name)); + if (ndr_get_array_length(ndr, &r->in.dom_name) > ndr_get_array_size(ndr, &r->in.dom_name)) { + return ndr_pull_error(ndr, NDR_ERR_ARRAY_SIZE, "Bad array size %u should exceed array length %u", ndr_get_array_size(ndr, &r->in.dom_name), ndr_get_array_length(ndr, &r->in.dom_name)); + } + NDR_CHECK(ndr_check_string_terminator(ndr, ndr_get_array_length(ndr, &r->in.dom_name), sizeof(uint8_t))); + NDR_CHECK(ndr_pull_charset(ndr, NDR_SCALARS, &r->in.dom_name, ndr_get_array_length(ndr, &r->in.dom_name), sizeof(uint8_t), CH_UTF8)); + NDR_PULL_SET_MEM_CTX(ndr, _mem_save_dom_name_0, 0); + } + NDR_CHECK(ndr_pull_hyper(ndr, NDR_SCALARS, &r->in.uid)); + NDR_PULL_ALLOC(ndr, r->out.sid); + ZERO_STRUCTP(r->out.sid); + } + if (flags & NDR_OUT) { + if (ndr->flags & LIBNDR_FLAG_REF_ALLOC) { + NDR_PULL_ALLOC(ndr, r->out.sid); + } + _mem_save_sid_0 = NDR_PULL_GET_MEM_CTX(ndr); + NDR_PULL_SET_MEM_CTX(ndr, r->out.sid, LIBNDR_FLAG_REF_ALLOC); + NDR_CHECK(ndr_pull_dom_sid(ndr, NDR_SCALARS, r->out.sid)); + NDR_PULL_SET_MEM_CTX(ndr, _mem_save_sid_0, LIBNDR_FLAG_REF_ALLOC); + NDR_CHECK(ndr_pull_NTSTATUS(ndr, NDR_SCALARS, &r->out.result)); + } + return NDR_ERR_SUCCESS; +} + +_PUBLIC_ void ndr_print_wbint_Uid2Sid(struct ndr_print *ndr, const char *name, int flags, const struct wbint_Uid2Sid *r) +{ + ndr_print_struct(ndr, name, "wbint_Uid2Sid"); + ndr->depth++; + if (flags & NDR_SET_VALUES) { + ndr->flags |= LIBNDR_PRINT_SET_VALUES; + } + if (flags & NDR_IN) { + ndr_print_struct(ndr, "in", "wbint_Uid2Sid"); + ndr->depth++; + ndr_print_ptr(ndr, "dom_name", r->in.dom_name); + ndr->depth++; + if (r->in.dom_name) { + ndr_print_string(ndr, "dom_name", r->in.dom_name); + } + ndr->depth--; + ndr_print_hyper(ndr, "uid", r->in.uid); + ndr->depth--; + } + if (flags & NDR_OUT) { + ndr_print_struct(ndr, "out", "wbint_Uid2Sid"); + ndr->depth++; + ndr_print_ptr(ndr, "sid", r->out.sid); + ndr->depth++; + ndr_print_dom_sid(ndr, "sid", r->out.sid); + ndr->depth--; + ndr_print_NTSTATUS(ndr, "result", r->out.result); + ndr->depth--; + } + ndr->depth--; +} + static const struct ndr_interface_call wbint_calls[] = { { "wbint_Ping", @@ -617,6 +714,14 @@ static const struct ndr_interface_call wbint_calls[] = { (ndr_print_function_t) ndr_print_wbint_Sid2Gid, false, }, + { + "wbint_Uid2Sid", + sizeof(struct wbint_Uid2Sid), + (ndr_push_flags_fn_t) ndr_push_wbint_Uid2Sid, + (ndr_pull_flags_fn_t) ndr_pull_wbint_Uid2Sid, + (ndr_print_function_t) ndr_print_wbint_Uid2Sid, + false, + }, { NULL, 0, NULL, NULL, NULL, false } }; @@ -646,7 +751,7 @@ const struct ndr_interface_table ndr_table_wbint = { NDR_WBINT_VERSION }, .helpstring = NDR_WBINT_HELPSTRING, - .num_calls = 5, + .num_calls = 6, .calls = wbint_calls, .endpoints = &wbint_endpoints, .authservices = &wbint_authservices diff --git a/source3/librpc/gen_ndr/ndr_wbint.h b/source3/librpc/gen_ndr/ndr_wbint.h index 37644473bd..169487079d 100644 --- a/source3/librpc/gen_ndr/ndr_wbint.h +++ b/source3/librpc/gen_ndr/ndr_wbint.h @@ -21,10 +21,13 @@ extern const struct ndr_interface_table ndr_table_wbint; #define NDR_WBINT_SID2GID (0x04) -#define NDR_WBINT_CALL_COUNT (5) +#define NDR_WBINT_UID2SID (0x05) + +#define NDR_WBINT_CALL_COUNT (6) void ndr_print_wbint_Ping(struct ndr_print *ndr, const char *name, int flags, const struct wbint_Ping *r); void ndr_print_wbint_LookupSid(struct ndr_print *ndr, const char *name, int flags, const struct wbint_LookupSid *r); void ndr_print_wbint_LookupName(struct ndr_print *ndr, const char *name, int flags, const struct wbint_LookupName *r); void ndr_print_wbint_Sid2Uid(struct ndr_print *ndr, const char *name, int flags, const struct wbint_Sid2Uid *r); void ndr_print_wbint_Sid2Gid(struct ndr_print *ndr, const char *name, int flags, const struct wbint_Sid2Gid *r); +void ndr_print_wbint_Uid2Sid(struct ndr_print *ndr, const char *name, int flags, const struct wbint_Uid2Sid *r); #endif /* _HEADER_NDR_wbint */ diff --git a/source3/librpc/gen_ndr/srv_wbint.c b/source3/librpc/gen_ndr/srv_wbint.c index 119a263c20..7a76f53959 100644 --- a/source3/librpc/gen_ndr/srv_wbint.c +++ b/source3/librpc/gen_ndr/srv_wbint.c @@ -424,6 +424,86 @@ static bool api_wbint_Sid2Gid(pipes_struct *p) return true; } +static bool api_wbint_Uid2Sid(pipes_struct *p) +{ + const struct ndr_interface_call *call; + struct ndr_pull *pull; + struct ndr_push *push; + enum ndr_err_code ndr_err; + DATA_BLOB blob; + struct wbint_Uid2Sid *r; + + call = &ndr_table_wbint.calls[NDR_WBINT_UID2SID]; + + r = talloc(talloc_tos(), struct wbint_Uid2Sid); + if (r == NULL) { + return false; + } + + if (!prs_data_blob(&p->in_data.data, &blob, r)) { + talloc_free(r); + return false; + } + + pull = ndr_pull_init_blob(&blob, r, NULL); + if (pull == NULL) { + talloc_free(r); + return false; + } + + pull->flags |= LIBNDR_FLAG_REF_ALLOC; + ndr_err = call->ndr_pull(pull, NDR_IN, r); + if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) { + talloc_free(r); + return false; + } + + if (DEBUGLEVEL >= 10) { + NDR_PRINT_IN_DEBUG(wbint_Uid2Sid, r); + } + + ZERO_STRUCT(r->out); + r->out.sid = talloc_zero(r, struct dom_sid); + if (r->out.sid == NULL) { + talloc_free(r); + return false; + } + + r->out.result = _wbint_Uid2Sid(p, r); + + if (p->rng_fault_state) { + talloc_free(r); + /* Return true here, srv_pipe_hnd.c will take care */ + return true; + } + + if (DEBUGLEVEL >= 10) { + NDR_PRINT_OUT_DEBUG(wbint_Uid2Sid, r); + } + + push = ndr_push_init_ctx(r, NULL); + if (push == NULL) { + talloc_free(r); + return false; + } + + ndr_err = call->ndr_push(push, NDR_OUT, r); + if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) { + talloc_free(r); + return false; + } + + blob = ndr_push_blob(push); + if (!prs_copy_data_in(&p->out_data.rdata, (const char *)blob.data, (uint32_t)blob.length)) { + talloc_free(r); + return false; + } + + talloc_free(r); + + return true; +} + /* Tables */ static struct api_struct api_wbint_cmds[] = @@ -433,6 +513,7 @@ static struct api_struct api_wbint_cmds[] = {"WBINT_LOOKUPNAME", NDR_WBINT_LOOKUPNAME, api_wbint_LookupName}, {"WBINT_SID2UID", NDR_WBINT_SID2UID, api_wbint_Sid2Uid}, {"WBINT_SID2GID", NDR_WBINT_SID2GID, api_wbint_Sid2Gid}, + {"WBINT_UID2SID", NDR_WBINT_UID2SID, api_wbint_Uid2Sid}, }; void wbint_get_pipe_fns(struct api_struct **fns, int *n_fns) @@ -524,6 +605,18 @@ NTSTATUS rpc_wbint_dispatch(struct rpc_pipe_client *cli, TALLOC_CTX *mem_ctx, co return NT_STATUS_OK; } + case NDR_WBINT_UID2SID: { + struct wbint_Uid2Sid *r = (struct wbint_Uid2Sid *)_r; + ZERO_STRUCT(r->out); + r->out.sid = talloc_zero(mem_ctx, struct dom_sid); + if (r->out.sid == NULL) { + return NT_STATUS_NO_MEMORY; + } + + r->out.result = _wbint_Uid2Sid(cli->pipes_struct, r); + return NT_STATUS_OK; + } + default: return NT_STATUS_NOT_IMPLEMENTED; } diff --git a/source3/librpc/gen_ndr/srv_wbint.h b/source3/librpc/gen_ndr/srv_wbint.h index e8ad0ac764..d1141b0a02 100644 --- a/source3/librpc/gen_ndr/srv_wbint.h +++ b/source3/librpc/gen_ndr/srv_wbint.h @@ -6,6 +6,7 @@ NTSTATUS _wbint_LookupSid(pipes_struct *p, struct wbint_LookupSid *r); NTSTATUS _wbint_LookupName(pipes_struct *p, struct wbint_LookupName *r); NTSTATUS _wbint_Sid2Uid(pipes_struct *p, struct wbint_Sid2Uid *r); NTSTATUS _wbint_Sid2Gid(pipes_struct *p, struct wbint_Sid2Gid *r); +NTSTATUS _wbint_Uid2Sid(pipes_struct *p, struct wbint_Uid2Sid *r); void wbint_get_pipe_fns(struct api_struct **fns, int *n_fns); NTSTATUS rpc_wbint_dispatch(struct rpc_pipe_client *cli, TALLOC_CTX *mem_ctx, const struct ndr_interface_table *table, uint32_t opnum, void *r); void _wbint_Ping(pipes_struct *p, struct wbint_Ping *r); @@ -13,5 +14,6 @@ NTSTATUS _wbint_LookupSid(pipes_struct *p, struct wbint_LookupSid *r); NTSTATUS _wbint_LookupName(pipes_struct *p, struct wbint_LookupName *r); NTSTATUS _wbint_Sid2Uid(pipes_struct *p, struct wbint_Sid2Uid *r); NTSTATUS _wbint_Sid2Gid(pipes_struct *p, struct wbint_Sid2Gid *r); +NTSTATUS _wbint_Uid2Sid(pipes_struct *p, struct wbint_Uid2Sid *r); NTSTATUS rpc_wbint_init(void); #endif /* __SRV_WBINT__ */ diff --git a/source3/librpc/gen_ndr/wbint.h b/source3/librpc/gen_ndr/wbint.h index 82160d9494..03f58c813f 100644 --- a/source3/librpc/gen_ndr/wbint.h +++ b/source3/librpc/gen_ndr/wbint.h @@ -79,4 +79,18 @@ struct wbint_Sid2Gid { }; + +struct wbint_Uid2Sid { + struct { + const char *dom_name;/* [unique,charset(UTF8)] */ + uint64_t uid; + } in; + + struct { + struct dom_sid *sid;/* [ref] */ + NTSTATUS result; + } out; + +}; + #endif /* _HEADER_wbint */ diff --git a/source3/librpc/idl/wbint.idl b/source3/librpc/idl/wbint.idl index da437fe2c2..bc10b23f56 100644 --- a/source3/librpc/idl/wbint.idl +++ b/source3/librpc/idl/wbint.idl @@ -41,4 +41,10 @@ interface wbint [in] dom_sid *sid, [out] hyper *gid ); + + NTSTATUS wbint_Uid2Sid( + [in,unique,string,charset(UTF8)] char *dom_name, + [in] hyper uid, + [out] dom_sid *sid + ); } \ No newline at end of file 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