bool ret;
if (lp_loaded()) {
- const char *fname = lp_configfile();
+ char *fname = lp_configfile();
if (file_exist(fname) && !strcsequal(fname,get_dyn_CONFIGFILE())) {
set_dyn_CONFIGFILE(fname);
}
+ TALLOC_FREE(fname);
}
/* if this is a child, restore the logfile to the special
{
uint8 ret;
pid_t child_pid;
- struct sigaction act;
- struct sigaction oldact;
DEBUG(10, ("winbindd_msg_validate_cache: got validate-cache "
"message.\n"));
* so we don't block the main winbindd and the validation
* code can safely use fork/waitpid...
*/
- CatchChild();
child_pid = sys_fork();
if (child_pid == -1) {
/* child */
+ if (!winbindd_reinit_after_fork(NULL)) {
+ _exit(0);
+ }
+
/* install default SIGCHLD handler: validation code uses fork/waitpid */
- ZERO_STRUCT(act);
- act.sa_handler = SIG_DFL;
-#ifdef SA_RESTART
- /* We *want* SIGALRM to interrupt a system call. */
- act.sa_flags = SA_RESTART;
-#endif
- sigemptyset(&act.sa_mask);
- sigaddset(&act.sa_mask,SIGCHLD);
- sigaction(SIGCHLD,&act,&oldact);
+ CatchSignal(SIGCHLD, SIG_DFL);
ret = (uint8)winbindd_validate_cache_nobackup();
DEBUG(10, ("winbindd_msg_validata_cache: got return value %d\n", ret));
const char *winbindd_cmd_name;
} dispatch_table[] = {
- /* User functions */
-
- { WINBINDD_SETPWENT, winbindd_setpwent, "SETPWENT" },
- { WINBINDD_ENDPWENT, winbindd_endpwent, "ENDPWENT" },
- { WINBINDD_GETPWENT, winbindd_getpwent, "GETPWENT" },
-
- { WINBINDD_GETGROUPS, winbindd_getgroups, "GETGROUPS" },
- { WINBINDD_GETUSERSIDS, winbindd_getusersids, "GETUSERSIDS" },
- { WINBINDD_GETUSERDOMGROUPS, winbindd_getuserdomgroups,
- "GETUSERDOMGROUPS" },
-
- /* Group functions */
-
- { WINBINDD_GETGRNAM, winbindd_getgrnam, "GETGRNAM" },
- { WINBINDD_GETGRGID, winbindd_getgrgid, "GETGRGID" },
- { WINBINDD_SETGRENT, winbindd_setgrent, "SETGRENT" },
- { WINBINDD_ENDGRENT, winbindd_endgrent, "ENDGRENT" },
- { WINBINDD_GETGRENT, winbindd_getgrent, "GETGRENT" },
- { WINBINDD_GETGRLST, winbindd_getgrent, "GETGRLST" },
-
/* PAM auth functions */
{ WINBINDD_PAM_AUTH, winbindd_pam_auth, "PAM_AUTH" },
/* Enumeration functions */
- { WINBINDD_LIST_USERS, winbindd_list_users, "LIST_USERS" },
- { WINBINDD_LIST_GROUPS, winbindd_list_groups, "LIST_GROUPS" },
{ WINBINDD_LIST_TRUSTDOM, winbindd_list_trusted_domains,
"LIST_TRUSTDOM" },
- { WINBINDD_SHOW_SEQUENCE, winbindd_show_sequence, "SHOW_SEQUENCE" },
-
- /* SID related functions */
-
- { WINBINDD_LOOKUPRIDS, winbindd_lookuprids, "LOOKUPRIDS" },
-
- /* Lookup related functions */
-
- { WINBINDD_ALLOCATE_UID, winbindd_allocate_uid, "ALLOCATE_UID" },
- { WINBINDD_ALLOCATE_GID, winbindd_allocate_gid, "ALLOCATE_GID" },
- { WINBINDD_SET_MAPPING, winbindd_set_mapping, "SET_MAPPING" },
- { WINBINDD_REMOVE_MAPPING, winbindd_remove_mapping, "REMOVE_MAPPING" },
- { WINBINDD_SET_HWM, winbindd_set_hwm, "SET_HWMS" },
/* Miscellaneous */
- { WINBINDD_CHECK_MACHACC, winbindd_check_machine_acct, "CHECK_MACHACC" },
{ WINBINDD_INFO, winbindd_info, "INFO" },
{ WINBINDD_INTERFACE_VERSION, winbindd_interface_version,
"INTERFACE_VERSION" },
{ WINBINDD_NETBIOS_NAME, winbindd_netbios_name, "NETBIOS_NAME" },
{ WINBINDD_PRIV_PIPE_DIR, winbindd_priv_pipe_dir,
"WINBINDD_PRIV_PIPE_DIR" },
- { WINBINDD_GETDCNAME, winbindd_getdcname, "GETDCNAME" },
- { WINBINDD_DSGETDCNAME, winbindd_dsgetdcname, "DSGETDCNAME" },
/* Credential cache access */
{ WINBINDD_CCACHE_NTLMAUTH, winbindd_ccache_ntlm_auth, "NTLMAUTH" },
+ { WINBINDD_CCACHE_SAVE, winbindd_ccache_save, "CCACHE_SAVE" },
/* WINS functions */
const char *cmd_name;
struct tevent_req *(*send_req)(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
+ struct winbindd_cli_state *cli,
struct winbindd_request *request);
NTSTATUS (*recv_req)(struct tevent_req *req,
struct winbindd_response *presp);
winbindd_getpwuid_send, winbindd_getpwuid_recv },
{ WINBINDD_GETSIDALIASES, "GETSIDALIASES",
winbindd_getsidaliases_send, winbindd_getsidaliases_recv },
+ { WINBINDD_GETUSERDOMGROUPS, "GETUSERDOMGROUPS",
+ winbindd_getuserdomgroups_send, winbindd_getuserdomgroups_recv },
+ { WINBINDD_GETGROUPS, "GETGROUPS",
+ winbindd_getgroups_send, winbindd_getgroups_recv },
+ { WINBINDD_SHOW_SEQUENCE, "SHOW_SEQUENCE",
+ winbindd_show_sequence_send, winbindd_show_sequence_recv },
+ { WINBINDD_GETGRGID, "GETGRGID",
+ winbindd_getgrgid_send, winbindd_getgrgid_recv },
+ { WINBINDD_GETGRNAM, "GETGRNAM",
+ winbindd_getgrnam_send, winbindd_getgrnam_recv },
+ { WINBINDD_GETUSERSIDS, "GETUSERSIDS",
+ winbindd_getusersids_send, winbindd_getusersids_recv },
+ { WINBINDD_LOOKUPRIDS, "LOOKUPRIDS",
+ winbindd_lookuprids_send, winbindd_lookuprids_recv },
+ { WINBINDD_SETPWENT, "SETPWENT",
+ winbindd_setpwent_send, winbindd_setpwent_recv },
+ { WINBINDD_GETPWENT, "GETPWENT",
+ winbindd_getpwent_send, winbindd_getpwent_recv },
+ { WINBINDD_ENDPWENT, "ENDPWENT",
+ winbindd_endpwent_send, winbindd_endpwent_recv },
+ { WINBINDD_DSGETDCNAME, "DSGETDCNAME",
+ winbindd_dsgetdcname_send, winbindd_dsgetdcname_recv },
+ { WINBINDD_GETDCNAME, "GETDCNAME",
+ winbindd_getdcname_send, winbindd_getdcname_recv },
+ { WINBINDD_SETGRENT, "SETGRENT",
+ winbindd_setgrent_send, winbindd_setgrent_recv },
+ { WINBINDD_GETGRENT, "GETGRENT",
+ winbindd_getgrent_send, winbindd_getgrent_recv },
+ { WINBINDD_ENDGRENT, "ENDGRENT",
+ winbindd_endgrent_send, winbindd_endgrent_recv },
+ { WINBINDD_LIST_USERS, "LIST_USERS",
+ winbindd_list_users_send, winbindd_list_users_recv },
+ { WINBINDD_LIST_GROUPS, "LIST_GROUPS",
+ winbindd_list_groups_send, winbindd_list_groups_recv },
+ { WINBINDD_CHECK_MACHACC, "CHECK_MACHACC",
+ winbindd_check_machine_acct_send, winbindd_check_machine_acct_recv },
+ { WINBINDD_PING_DC, "PING_DC",
+ winbindd_ping_dc_send, winbindd_ping_dc_recv },
+
+ { 0, NULL, NULL, NULL }
+};
+
+static struct winbindd_async_dispatch_table async_priv_table[] = {
+ { WINBINDD_ALLOCATE_UID, "ALLOCATE_UID",
+ winbindd_allocate_uid_send, winbindd_allocate_uid_recv },
+ { WINBINDD_ALLOCATE_GID, "ALLOCATE_GID",
+ winbindd_allocate_gid_send, winbindd_allocate_gid_recv },
+ { WINBINDD_SET_MAPPING, "SET_MAPPING",
+ winbindd_set_mapping_send, winbindd_set_mapping_recv },
+ { WINBINDD_REMOVE_MAPPING, "SET_MAPPING",
+ winbindd_remove_mapping_send, winbindd_remove_mapping_recv },
+ { WINBINDD_SET_HWM, "SET_HWM",
+ winbindd_set_hwm_send, winbindd_set_hwm_recv },
+ { WINBINDD_CHANGE_MACHACC, "CHANGE_MACHACC",
+ winbindd_change_machine_acct_send, winbindd_change_machine_acct_recv },
{ 0, NULL, NULL, NULL }
};
/* Remember who asked us. */
state->pid = state->request->pid;
+ state->cmd_name = "unknown request";
+ state->recv_fn = NULL;
+
/* Process command */
for (atable = async_nonpriv_table; atable->send_req; atable += 1) {
}
}
+ if ((atable->send_req == NULL) && state->privileged) {
+ for (atable = async_priv_table; atable->send_req;
+ atable += 1) {
+ if (state->request->cmd == atable->cmd) {
+ break;
+ }
+ }
+ }
+
if (atable->send_req != NULL) {
struct tevent_req *req;
- DEBUG(10, ("process_request: Handling async request %s\n",
- atable->cmd_name));
+ state->cmd_name = atable->cmd_name;
+ state->recv_fn = atable->recv_req;
+
+ DEBUG(10, ("process_request: Handling async request %d:%s\n",
+ (int)state->pid, state->cmd_name));
req = atable->send_req(state->mem_ctx, winbind_event_context(),
- state->request);
+ state, state->request);
if (req == NULL) {
DEBUG(0, ("process_request: atable->send failed for "
"%s\n", atable->cmd_name));
return;
}
tevent_req_set_callback(req, wb_request_done, state);
- state->recv_fn = atable->recv_req;
return;
}
if (state->request->cmd == table->cmd) {
DEBUG(10,("process_request: request fn %s\n",
table->winbindd_cmd_name ));
+ state->cmd_name = table->winbindd_cmd_name;
table->fn(state);
break;
}
req, struct winbindd_cli_state);
NTSTATUS status;
- state->response = talloc_zero(state, struct winbindd_response);
+ state->response = talloc_zero(state->mem_ctx,
+ struct winbindd_response);
if (state->response == NULL) {
+ DEBUG(0, ("wb_request_done[%d:%s]: talloc_zero failed - removing client\n",
+ (int)state->pid, state->cmd_name));
remove_client(state);
return;
}
status = state->recv_fn(req, state->response);
TALLOC_FREE(req);
+
+ DEBUG(10,("wb_request_done[%d:%s]: %s\n",
+ (int)state->pid, state->cmd_name, nt_errstr(status)));
+
if (!NT_STATUS_IS_OK(status)) {
- DEBUG(10, ("returning %s\n", nt_errstr(status)));
request_error(state);
return;
}
state->out_queue, state->sock,
state->response);
if (req == NULL) {
+ DEBUG(10,("request_finished[%d:%s]: wb_resp_write_send() failed\n",
+ (int)state->pid, state->cmd_name));
remove_client(state);
return;
}
ret = wb_resp_write_recv(req, &err);
TALLOC_FREE(req);
if (ret == -1) {
- DEBUG(2, ("Could not write response to client: %s\n",
- strerror(err)));
+ close(state->sock);
+ state->sock = -1;
+ DEBUG(2, ("Could not write response[%d:%s] to client: %s\n",
+ (int)state->pid, state->cmd_name, strerror(err)));
remove_client(state);
return;
}
+ DEBUG(10,("winbind_client_response_written[%d:%s]: deliverd response to client\n",
+ (int)state->pid, state->cmd_name));
+
TALLOC_FREE(state->mem_ctx);
state->response = NULL;
+ state->cmd_name = "no request";
+ state->recv_fn = NULL;
req = wb_req_read_send(state, winbind_event_context(), state->sock,
WINBINDD_MAX_EXTRA_DATA);
ret = wb_req_read_recv(req, state, &state->request, &err);
TALLOC_FREE(req);
if (ret == -1) {
- DEBUG(2, ("Could not read client request: %s\n",
- strerror(err)));
+ if (err == EPIPE) {
+ DEBUG(6, ("closing socket %d, client exited\n",
+ state->sock));
+ } else {
+ DEBUG(2, ("Could not read client request from fd %d: "
+ "%s\n", state->sock, strerror(err)));
+ }
+ close(state->sock);
+ state->sock = -1;
remove_client(state);
return;
}
return;
}
- /* tell client, we are closing ... */
- nwritten = write(state->sock, &c, sizeof(c));
- if (nwritten == -1) {
- /*
- * ignore EPIPE error here, because the other end might
- * have already closed the socket.
- */
- if (errno != EPIPE) {
+ if (state->sock != -1) {
+ /* tell client, we are closing ... */
+ nwritten = write(state->sock, &c, sizeof(c));
+ if (nwritten == -1) {
DEBUG(2, ("final write to client failed: %s\n",
- strerror(errno)));
+ strerror(errno)));
}
- }
-
- /* Close socket */
- close(state->sock);
+ /* Close socket */
- /* Free any getent state */
-
- free_getent_state(state->getpwent_state);
- free_getent_state(state->getgrent_state);
+ close(state->sock);
+ state->sock = -1;
+ }
TALLOC_FREE(state->mem_ctx);
for (state = winbindd_client_list(); state; state = state->next) {
if (state->response == NULL &&
- !state->getpwent_state && !state->getgrent_state) {
+ !state->pwent_state && !state->grent_state) {
nidle++;
if (!last_access || state->last_access < last_access) {
last_access = state->last_access;
struct winbindd_listen_state *s = talloc_get_type_abort(private_data,
struct winbindd_listen_state);
- while (winbindd_num_clients() >
- WINBINDD_MAX_SIMULTANEOUS_CLIENTS - 1) {
+ while (winbindd_num_clients() > lp_winbind_max_clients() - 1) {
DEBUG(5,("winbindd: Exceeding %d client "
"connections, removing idle "
- "connection.\n",
- WINBINDD_MAX_SIMULTANEOUS_CLIENTS));
+ "connection.\n", lp_winbind_max_clients()));
if (!remove_idle_client()) {
DEBUG(0,("winbindd: Exceeding %d "
"client connections, no idle "
"connection found\n",
- WINBINDD_MAX_SIMULTANEOUS_CLIENTS));
+ lp_winbind_max_clients()));
break;
}
}
poptContext pc;
int opt;
TALLOC_CTX *frame = talloc_stackframe();
- struct tevent_timer *te;
/* glibc (?) likes to print "User defined signal 1" and exit if a
SIGUSR[12] is received before a handler is installed */
}
}
+ /* We call dump_core_setup one more time because the command line can
+ * set the log file or the log-basename and this will influence where
+ * cores are stored. Without this call get_dyn_LOGFILEBASE will be
+ * the default value derived from build's prefix. For EOM this value
+ * is often not related to the path where winbindd is actually run
+ * in production.
+ */
+ dump_core_setup("winbindd");
+
if (is_daemon && interactive) {
d_fprintf(stderr,"\nERROR: "
"Option -i|--interactive is not allowed together with -D|--daemon\n\n");
DEBUG(0, ("error opening config file\n"));
exit(1);
}
+ /* After parsing the configuration file we setup the core path one more time
+ * as the log file might have been set in the configuration and cores's
+ * path is by default basename(lp_logfile()).
+ */
+ dump_core_setup("winbindd");
/* Initialise messaging system */
exit(1);
}
- te = tevent_add_timer(winbind_event_context(), NULL, timeval_zero(),
- rescan_trusted_domains, NULL);
- if (te == NULL) {
- DEBUG(0, ("Could not trigger rescan_trusted_domains()\n"));
- exit(1);
+ if (lp_allow_trusted_domains()) {
+ if (tevent_add_timer(winbind_event_context(), NULL, timeval_zero(),
+ rescan_trusted_domains, NULL) == NULL) {
+ DEBUG(0, ("Could not trigger rescan_trusted_domains()\n"));
+ exit(1);
+ }
}
TALLOC_FREE(frame);