diff options
Diffstat (limited to 'source3/winbindd/winbindd_getpwnam.c')
| -rw-r--r-- | source3/winbindd/winbindd_getpwnam.c | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/source3/winbindd/winbindd_getpwnam.c b/source3/winbindd/winbindd_getpwnam.c new file mode 100644 index 0000000..2bf15c0 --- /dev/null +++ b/source3/winbindd/winbindd_getpwnam.c @@ -0,0 +1,163 @@ +/* + Unix SMB/CIFS implementation. + async implementation of WINBINDD_GETPWNAM + 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 <http://www.gnu.org/licenses/>. +*/ + +#include "includes.h" +#include "winbindd.h" +#include "passdb/lookup_sid.h" /* only for LOOKUP_NAME_NO_NSS flag */ +#include "libcli/security/dom_sid.h" + +struct winbindd_getpwnam_state { + struct tevent_context *ev; + char *namespace; + char *domname; + char *username; + struct dom_sid sid; + enum lsa_SidType type; + struct winbindd_pw pw; +}; + +static void winbindd_getpwnam_lookupname_done(struct tevent_req *subreq); +static void winbindd_getpwnam_done(struct tevent_req *subreq); + +struct tevent_req *winbindd_getpwnam_send(TALLOC_CTX *mem_ctx, + struct tevent_context *ev, + struct winbindd_cli_state *cli, + struct winbindd_request *request) +{ + struct tevent_req *req, *subreq; + struct winbindd_getpwnam_state *state; + char *domuser, *mapped_user; + NTSTATUS status; + bool ok; + + req = tevent_req_create(mem_ctx, &state, + struct winbindd_getpwnam_state); + if (req == NULL) { + return NULL; + } + state->ev = ev; + + /* Ensure null termination */ + request->data.username[sizeof(request->data.username)-1]='\0'; + + D_NOTICE("[%s (%u)] Winbind external command GETPWNAM start.\n" + "Query username '%s'.\n", + cli->client_name, + (unsigned int)cli->pid, + request->data.username); + + domuser = request->data.username; + + status = normalize_name_unmap(state, domuser, &mapped_user); + + if (NT_STATUS_IS_OK(status) + || NT_STATUS_EQUAL(status, NT_STATUS_FILE_RENAMED)) { + /* normalize_name_unmapped did something */ + domuser = mapped_user; + } + + ok = parse_domain_user(state, + domuser, + &state->namespace, + &state->domname, + &state->username); + if (!ok) { + D_WARNING("Could not parse domain user: %s\n", domuser); + tevent_req_nterror(req, NT_STATUS_INVALID_PARAMETER); + return tevent_req_post(req, ev); + } + + subreq = wb_lookupname_send(state, ev, + state->namespace, + state->domname, + state->username, + LOOKUP_NAME_NO_NSS); + if (tevent_req_nomem(subreq, req)) { + return tevent_req_post(req, ev); + } + tevent_req_set_callback(subreq, winbindd_getpwnam_lookupname_done, + req); + return req; +} + +static void winbindd_getpwnam_lookupname_done(struct tevent_req *subreq) +{ + struct tevent_req *req = tevent_req_callback_data( + subreq, struct tevent_req); + struct winbindd_getpwnam_state *state = tevent_req_data( + req, struct winbindd_getpwnam_state); + NTSTATUS status; + + status = wb_lookupname_recv(subreq, &state->sid, &state->type); + TALLOC_FREE(subreq); + if (tevent_req_nterror(req, status)) { + return; + } + + subreq = wb_getpwsid_send(state, state->ev, &state->sid, &state->pw); + if (tevent_req_nomem(subreq, req)) { + return; + } + tevent_req_set_callback(subreq, winbindd_getpwnam_done, req); +} + +static void winbindd_getpwnam_done(struct tevent_req *subreq) +{ + struct tevent_req *req = tevent_req_callback_data( + subreq, struct tevent_req); + NTSTATUS status; + + status = wb_getpwsid_recv(subreq); + TALLOC_FREE(subreq); + if (tevent_req_nterror(req, status)) { + return; + } + tevent_req_done(req); +} + +NTSTATUS winbindd_getpwnam_recv(struct tevent_req *req, + struct winbindd_response *response) +{ + struct winbindd_getpwnam_state *state = tevent_req_data( + req, struct winbindd_getpwnam_state); + NTSTATUS status; + + if (tevent_req_is_nterror(req, &status)) { + struct dom_sid_buf buf; + D_WARNING("Could not convert sid %s: %s\n", + dom_sid_str_buf(&state->sid, &buf), + nt_errstr(status)); + return status; + } + response->data.pw = state->pw; + + D_NOTICE("Winbind external command GETPWNAM end.\n" + "(name:passwd:uid:gid:gecos:dir:shell)\n" + "%s:%s:%u:%u:%s:%s:%s\n", + state->pw.pw_name, + state->pw.pw_passwd, + (unsigned int)state->pw.pw_uid, + (unsigned int)state->pw.pw_gid, + state->pw.pw_gecos, + state->pw.pw_dir, + state->pw.pw_shell + ); + + return NT_STATUS_OK; +} |