#include "popt_common.h"
#include "winbindd.h"
#include "nsswitch/winbind_client.h"
-#include "../../nsswitch/libwbclient/wbc_async.h"
-#include "librpc/gen_ndr/messaging.h"
+#include "nsswitch/wb_reqtrans.h"
+#include "ntdomain.h"
#include "../librpc/gen_ndr/srv_lsa.h"
#include "../librpc/gen_ndr/srv_samr.h"
#include "secrets.h"
#include "idmap.h"
+#include "lib/addrchange.h"
+#include "serverid.h"
+#include "auth.h"
+#include "messages.h"
#undef DBGC_CLASS
#define DBGC_CLASS DBGC_WINBIND
+static bool client_is_idle(struct winbindd_cli_state *state);
static void remove_client(struct winbindd_cli_state *state);
static bool opt_nocache = False;
extern bool override_logfile;
+struct messaging_context *winbind_messaging_context(void)
+{
+ struct messaging_context *msg_ctx = server_messaging_context();
+ if (likely(msg_ctx != NULL)) {
+ return msg_ctx;
+ }
+ smb_panic("Could not init winbindd's messaging context.\n");
+ return NULL;
+}
+
/* Reload configuration */
static bool reload_services_file(const char *lfile)
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
if (DEBUGLEVEL >= 2 && winbindd_num_clients()) {
DEBUG(2, ("\tclient list:\n"));
for(tmp = winbindd_client_list(); tmp; tmp = tmp->next) {
- DEBUGADD(2, ("\t\tpid %lu, sock %d\n",
- (unsigned long)tmp->pid, tmp->sock));
+ DEBUGADD(2, ("\t\tpid %lu, sock %d (%s)\n",
+ (unsigned long)tmp->pid, tmp->sock,
+ client_is_idle(tmp) ? "idle" : "active"));
}
}
}
-/* Print winbindd status to log file */
-
-static void print_winbindd_status(void)
-{
- winbindd_status();
-}
-
/* Flush client cache */
static void flush_caches(void)
void *siginfo,
void *private_data)
{
- print_winbindd_status();
+ winbindd_status();
}
static bool winbindd_setup_sig_usr2_handler(void)
{
uint8 ret;
pid_t child_pid;
+ NTSTATUS status;
DEBUG(10, ("winbindd_msg_validate_cache: got validate-cache "
"message.\n"));
/* child */
- if (!winbindd_reinit_after_fork(NULL)) {
+ status = winbindd_reinit_after_fork(NULL, NULL);
+ if (!NT_STATUS_IS_OK(status)) {
+ DEBUG(1, ("winbindd_reinit_after_fork failed: %s\n",
+ nt_errstr(status)));
_exit(0);
}
"INTERFACE_VERSION" },
{ WINBINDD_DOMAIN_NAME, winbindd_domain_name, "DOMAIN_NAME" },
{ WINBINDD_DOMAIN_INFO, winbindd_domain_info, "DOMAIN_INFO" },
+ { WINBINDD_DC_INFO, winbindd_dc_info, "DC_INFO" },
{ WINBINDD_NETBIOS_NAME, winbindd_netbios_name, "NETBIOS_NAME" },
{ WINBINDD_PRIV_PIPE_DIR, winbindd_priv_pipe_dir,
"WINBINDD_PRIV_PIPE_DIR" },
wb_ping_send, wb_ping_recv },
{ WINBINDD_LOOKUPSID, "LOOKUPSID",
winbindd_lookupsid_send, winbindd_lookupsid_recv },
+ { WINBINDD_LOOKUPSIDS, "LOOKUPSIDS",
+ winbindd_lookupsids_send, winbindd_lookupsids_recv },
{ WINBINDD_LOOKUPNAME, "LOOKUPNAME",
winbindd_lookupname_send, winbindd_lookupname_recv },
{ WINBINDD_SID_TO_UID, "SID_TO_UID",
winbindd_uid_to_sid_send, winbindd_uid_to_sid_recv },
{ WINBINDD_GID_TO_SID, "GID_TO_SID",
winbindd_gid_to_sid_send, winbindd_gid_to_sid_recv },
+ { WINBINDD_SIDS_TO_XIDS, "SIDS_TO_XIDS",
+ winbindd_sids_to_xids_send, winbindd_sids_to_xids_recv },
{ WINBINDD_GETPWSID, "GETPWSID",
winbindd_getpwsid_send, winbindd_getpwsid_recv },
{ WINBINDD_GETPWNAM, "GETPWNAM",
len = sizeof(sunaddr);
- do {
- sock = accept(listen_sock, (struct sockaddr *)(void *)&sunaddr,
- &len);
- } while (sock == -1 && errno == EINTR);
+ sock = accept(listen_sock, (struct sockaddr *)(void *)&sunaddr, &len);
- if (sock == -1)
+ if (sock == -1) {
+ if (errno != EINTR) {
+ DEBUG(0, ("Faild to accept socket - %s\n",
+ strerror(errno)));
+ }
return;
+ }
DEBUG(6,("accepted socket %d\n", sock));
TALLOC_FREE(state);
}
+/* Is a client idle? */
+
+static bool client_is_idle(struct winbindd_cli_state *state) {
+ return (state->response == NULL &&
+ !state->pwent_state && !state->grent_state);
+}
+
/* Shutdown client connection which has been idle for the longest time */
static bool remove_idle_client(void)
int nidle = 0;
for (state = winbindd_client_list(); state; state = state->next) {
- if (state->response == NULL &&
- !state->pwent_state && !state->grent_state) {
+ if (client_is_idle(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;
}
}
void winbindd_register_handlers(void)
{
- struct tevent_timer *te;
/* Setup signal handlers */
if (!winbindd_setup_sig_term_handler(true))
MSG_WINBIND_DUMP_DOMAIN_LIST,
winbind_msg_dump_domain_list);
+ messaging_register(winbind_messaging_context(), NULL,
+ MSG_WINBIND_IP_DROPPED,
+ winbind_msg_ip_dropped_parent);
+
/* Register handler for MSG_DEBUG. */
messaging_register(winbind_messaging_context(), NULL,
MSG_DEBUG,
smb_nscd_flush_user_cache();
smb_nscd_flush_group_cache();
- 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);
+ }
+ }
+
+}
+
+struct winbindd_addrchanged_state {
+ struct addrchange_context *ctx;
+ struct tevent_context *ev;
+ struct messaging_context *msg_ctx;
+};
+
+static void winbindd_addr_changed(struct tevent_req *req);
+
+static void winbindd_init_addrchange(TALLOC_CTX *mem_ctx,
+ struct tevent_context *ev,
+ struct messaging_context *msg_ctx)
+{
+ struct winbindd_addrchanged_state *state;
+ struct tevent_req *req;
+ NTSTATUS status;
+
+ state = talloc(mem_ctx, struct winbindd_addrchanged_state);
+ if (state == NULL) {
+ DEBUG(10, ("talloc failed\n"));
+ return;
+ }
+ state->ev = ev;
+ state->msg_ctx = msg_ctx;
+
+ status = addrchange_context_create(state, &state->ctx);
+ if (!NT_STATUS_IS_OK(status)) {
+ DEBUG(10, ("addrchange_context_create failed: %s\n",
+ nt_errstr(status)));
+ TALLOC_FREE(state);
+ return;
+ }
+ req = addrchange_send(state, ev, state->ctx);
+ if (req == NULL) {
+ DEBUG(0, ("addrchange_send failed\n"));
+ TALLOC_FREE(state);
+ return;
+ }
+ tevent_req_set_callback(req, winbindd_addr_changed, state);
+}
+
+static void winbindd_addr_changed(struct tevent_req *req)
+{
+ struct winbindd_addrchanged_state *state = tevent_req_callback_data(
+ req, struct winbindd_addrchanged_state);
+ enum addrchange_type type;
+ struct sockaddr_storage addr;
+ NTSTATUS status;
+
+ status = addrchange_recv(req, &type, &addr);
+ TALLOC_FREE(req);
+ if (!NT_STATUS_IS_OK(status)) {
+ DEBUG(10, ("addrchange_recv failed: %s, stop listening\n",
+ nt_errstr(status)));
+ TALLOC_FREE(state);
+ return;
}
+ if (type == ADDRCHANGE_DEL) {
+ char addrstr[INET6_ADDRSTRLEN];
+ DATA_BLOB blob;
+
+ print_sockaddr(addrstr, sizeof(addrstr), &addr);
+
+ DEBUG(3, ("winbindd: kernel (AF_NETLINK) dropped ip %s\n",
+ addrstr));
+ blob = data_blob_const(addrstr, strlen(addrstr)+1);
+
+ status = messaging_send(state->msg_ctx,
+ messaging_server_id(state->msg_ctx),
+ MSG_WINBIND_IP_DROPPED, &blob);
+ if (!NT_STATUS_IS_OK(status)) {
+ DEBUG(10, ("messaging_send failed: %s - ignoring\n",
+ nt_errstr(status)));
+ }
+ }
+ req = addrchange_send(state, state->ev, state->ctx);
+ if (req == NULL) {
+ DEBUG(0, ("addrchange_send failed\n"));
+ TALLOC_FREE(state);
+ return;
+ }
+ tevent_req_set_callback(req, winbindd_addr_changed, state);
}
/* Main function */
};
poptContext pc;
int opt;
- TALLOC_CTX *frame = talloc_stackframe();
+ TALLOC_CTX *frame;
NTSTATUS status;
+ /*
+ * Do this before any other talloc operation
+ */
+ talloc_enable_null_tracking();
+ frame = talloc_stackframe();
+
/* 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");
SAFE_FREE(lfile);
}
}
- setup_logging("winbindd", log_stdout);
+ if (log_stdout) {
+ setup_logging("winbindd", DEBUG_STDOUT);
+ } else {
+ setup_logging("winbindd", DEBUG_FILE);
+ }
reopen_logs();
DEBUG(0,("winbindd version %s started.\n", samba_version_string()));
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 */
winbindd_register_handlers();
+ status = init_system_info();
+ if (!NT_STATUS_IS_OK(status)) {
+ DEBUG(1, ("ERROR: failed to setup system user info: %s.\n",
+ nt_errstr(status)));
+ exit(1);
+ }
+
rpc_lsarpc_init(NULL);
rpc_samr_init(NULL);
- if (!init_system_info()) {
- DEBUG(0,("ERROR: failed to setup system user info.\n"));
- exit(1);
- }
+ winbindd_init_addrchange(NULL, winbind_event_context(),
+ winbind_messaging_context());
/* setup listen sockets */