Socket *s = SOCKET(u);
assert(u);
- assert(u->meta.load_state == UNIT_STUB);
+ assert(u->load_state == UNIT_STUB);
s->backlog = SOMAXCONN;
s->timeout_usec = DEFAULT_TIMEOUT_USEC;
s->mark = -1;
exec_context_init(&s->exec_context);
- s->exec_context.std_output = u->meta.manager->default_std_output;
- s->exec_context.std_error = u->meta.manager->default_std_error;
+ s->exec_context.std_output = u->manager->default_std_output;
+ s->exec_context.std_error = u->manager->default_std_error;
s->control_command_id = _SOCKET_EXEC_COMMAND_INVALID;
}
static void socket_done(Unit *u) {
Socket *s = SOCKET(u);
SocketPort *p;
- Meta *i;
assert(s);
socket_unwatch_control_pid(s);
- s->service = NULL;
+ unit_ref_unset(&s->service);
free(s->tcp_congestion);
s->tcp_congestion = NULL;
s->bind_to_device = NULL;
unit_unwatch_timer(u, &s->timer_watch);
-
- /* Make sure no service instance refers to us anymore. */
- LIST_FOREACH(units_by_type, i, u->meta.manager->units_by_type[UNIT_SERVICE]) {
- Service *service = (Service *) i;
-
- if (service->accept_socket == s)
- service->accept_socket = NULL;
-
- set_remove(service->configured_sockets, s);
- }
}
static int socket_instantiate_service(Socket *s) {
* here. For Accept=no this is mostly a NOP since the service
* is figured out at load time anyway. */
- if (s->service)
+ if (UNIT_DEREF(s->service))
return 0;
assert(s->accept);
- if (!(prefix = unit_name_to_prefix(s->meta.id)))
+ if (!(prefix = unit_name_to_prefix(UNIT(s)->id)))
return -ENOMEM;
r = asprintf(&name, "%s@%u.service", prefix, s->n_accepted);
if (r < 0)
return -ENOMEM;
- r = manager_load_unit(s->meta.manager, name, NULL, NULL, &u);
+ r = manager_load_unit(UNIT(s)->manager, name, NULL, NULL, &u);
free(name);
if (r < 0)
}
#endif
- u->meta.no_gc = true;
- s->service = SERVICE(u);
- return 0;
+ u->no_gc = true;
+ unit_ref_set(&s->service, u);
+
+ return unit_add_two_dependencies(UNIT(s), UNIT_BEFORE, UNIT_TRIGGERS, u, false);
}
static bool have_non_accept_socket(Socket *s) {
static int socket_verify(Socket *s) {
assert(s);
- if (s->meta.load_state != UNIT_LOADED)
+ if (UNIT(s)->load_state != UNIT_LOADED)
return 0;
if (!s->ports) {
- log_error("%s lacks Listen setting. Refusing.", s->meta.id);
+ log_error("%s lacks Listen setting. Refusing.", UNIT(s)->id);
return -EINVAL;
}
if (s->accept && have_non_accept_socket(s)) {
- log_error("%s configured for accepting sockets, but sockets are non-accepting. Refusing.", s->meta.id);
+ log_error("%s configured for accepting sockets, but sockets are non-accepting. Refusing.", UNIT(s)->id);
return -EINVAL;
}
if (s->accept && s->max_connections <= 0) {
- log_error("%s's MaxConnection setting too small. Refusing.", s->meta.id);
+ log_error("%s's MaxConnection setting too small. Refusing.", UNIT(s)->id);
return -EINVAL;
}
- if (s->accept && s->service) {
- log_error("Explicit service configuration for accepting sockets not supported on %s. Refusing.", s->meta.id);
+ if (s->accept && UNIT_DEREF(s->service)) {
+ log_error("Explicit service configuration for accepting sockets not supported on %s. Refusing.", UNIT(s)->id);
return -EINVAL;
}
if (s->exec_context.pam_name && s->exec_context.kill_mode != KILL_CONTROL_GROUP) {
- log_error("%s has PAM enabled. Kill mode must be set to 'control-group'. Refusing.", s->meta.id);
+ log_error("%s has PAM enabled. Kill mode must be set to 'control-group'. Refusing.", UNIT(s)->id);
return -EINVAL;
}
assert(s);
assert(m);
- if (s->meta.load_state != UNIT_LOADED ||
- m->meta.load_state != UNIT_LOADED)
+ if (UNIT(s)->load_state != UNIT_LOADED ||
+ UNIT(m)->load_state != UNIT_LOADED)
return 0;
if (!socket_needs_mount(s, m->where))
}
static int socket_add_mount_links(Socket *s) {
- Meta *other;
+ Unit *other;
int r;
assert(s);
- LIST_FOREACH(units_by_type, other, s->meta.manager->units_by_type[UNIT_MOUNT])
- if ((r = socket_add_one_mount_link(s, (Mount*) other)) < 0)
+ LIST_FOREACH(units_by_type, other, UNIT(s)->manager->units_by_type[UNIT_MOUNT])
+ if ((r = socket_add_one_mount_link(s, MOUNT(other))) < 0)
return r;
return 0;
int r;
assert(s);
- if (s->meta.manager->running_as == MANAGER_SYSTEM) {
+ if (UNIT(s)->manager->running_as == MANAGER_SYSTEM) {
if ((r = unit_add_dependency_by_name(UNIT(s), UNIT_BEFORE, SPECIAL_SOCKETS_TARGET, NULL, true)) < 0)
return r;
int r;
assert(u);
- assert(u->meta.load_state == UNIT_STUB);
+ assert(u->load_state == UNIT_STUB);
if ((r = unit_load_fragment_and_dropin(u)) < 0)
return r;
/* This is a new unit? Then let's add in some extras */
- if (u->meta.load_state == UNIT_LOADED) {
+ if (u->load_state == UNIT_LOADED) {
if (have_non_accept_socket(s)) {
- if (!s->service)
- if ((r = unit_load_related_unit(u, ".service", (Unit**) &s->service)) < 0)
+ if (!UNIT_DEREF(s->service)) {
+ Unit *x;
+
+ r = unit_load_related_unit(u, ".service", &x);
+ if (r < 0)
return r;
- if ((r = unit_add_dependency(u, UNIT_BEFORE, UNIT(s->service), true)) < 0)
+ unit_ref_set(&s->service, x);
+ }
+
+ r = unit_add_two_dependencies(u, UNIT_BEFORE, UNIT_TRIGGERS, UNIT_DEREF(s->service), true);
+ if (r < 0)
return r;
}
if ((r = unit_add_default_cgroups(u)) < 0)
return r;
- if (s->meta.default_dependencies)
+ if (UNIT(s)->default_dependencies)
if ((r = socket_add_default_dependencies(s)) < 0)
return r;
}
fprintf(f,
"%sSocket State: %s\n"
+ "%sResult: %s\n"
"%sBindIPv6Only: %s\n"
"%sBacklog: %u\n"
"%sSocketMode: %04o\n"
"%sFreeBind: %s\n"
"%sTransparent: %s\n"
"%sBroadcast: %s\n"
- "%sPassCrededentials: %s\n"
+ "%sPassCredentials: %s\n"
+ "%sPassSecurity: %s\n"
"%sTCPCongestion: %s\n",
prefix, socket_state_to_string(s->state),
+ prefix, socket_result_to_string(s->result),
prefix, socket_address_bind_ipv6_only_to_string(s->bind_ipv6_only),
prefix, s->backlog,
prefix, s->socket_mode,
prefix, yes_no(s->transparent),
prefix, yes_no(s->broadcast),
prefix, yes_no(s->pass_cred),
+ prefix, yes_no(s->pass_sec),
prefix, strna(s->tcp_congestion));
if (s->control_pid > 0)
b = ntohl(remote.in.sin_addr.s_addr);
if (asprintf(&r,
- "%u.%u.%u.%u:%u-%u.%u.%u.%u:%u",
+ "%u-%u.%u.%u.%u:%u-%u.%u.%u.%u:%u",
+ nr,
a >> 24, (a >> 16) & 0xFF, (a >> 8) & 0xFF, a & 0xFF,
ntohs(local.in.sin_port),
b >> 24, (b >> 16) & 0xFF, (b >> 8) & 0xFF, b & 0xFF,
*b = remote.in6.sin6_addr.s6_addr+12;
if (asprintf(&r,
- "%u.%u.%u.%u:%u-%u.%u.%u.%u:%u",
+ "%u-%u.%u.%u.%u:%u-%u.%u.%u.%u:%u",
+ nr,
a[0], a[1], a[2], a[3],
ntohs(local.in6.sin6_port),
b[0], b[1], b[2], b[3],
char a[INET6_ADDRSTRLEN], b[INET6_ADDRSTRLEN];
if (asprintf(&r,
- "%s:%u-%s:%u",
+ "%u-%s:%u-%s:%u",
+ nr,
inet_ntop(AF_INET6, &local.in6.sin6_addr, a, sizeof(a)),
ntohs(local.in6.sin6_port),
inet_ntop(AF_INET6, &remote.in6.sin6_addr, b, sizeof(b)),
log_warning("SO_PASSCRED failed: %m");
}
+ if (s->pass_sec) {
+ int one = 1;
+ if (setsockopt(fd, SOL_SOCKET, SO_PASSSEC, &one, sizeof(one)) < 0)
+ log_warning("SO_PASSSEC failed: %m");
+ }
+
if (s->priority >= 0)
if (setsockopt(fd, SOL_SOCKET, SO_PRIORITY, &s->priority, sizeof(s->priority)) < 0)
log_warning("SO_PRIORITY failed: %m");
if (s->receive_buffer > 0) {
int value = (int) s->receive_buffer;
+
+ /* We first try with SO_RCVBUFFORCE, in case we have the perms for that */
+
if (setsockopt(fd, SOL_SOCKET, SO_RCVBUFFORCE, &value, sizeof(value)) < 0)
- log_warning("SO_RCVBUFFORCE failed: %m");
+ if (setsockopt(fd, SOL_SOCKET, SO_RCVBUF, &value, sizeof(value)) < 0)
+ log_warning("SO_RCVBUF failed: %m");
}
if (s->send_buffer > 0) {
int value = (int) s->send_buffer;
if (setsockopt(fd, SOL_SOCKET, SO_SNDBUFFORCE, &value, sizeof(value)) < 0)
- log_warning("SO_SNDBUFFORCE failed: %m");
+ if (setsockopt(fd, SOL_SOCKET, SO_SNDBUF, &value, sizeof(value)) < 0)
+ log_warning("SO_SNDBUF failed: %m");
}
if (s->mark >= 0)
if ((r = socket_instantiate_service(s)) < 0)
return r;
- if (s->service && s->service->exec_command[SERVICE_EXEC_START]) {
- r = label_get_create_label_from_exe(s->service->exec_command[SERVICE_EXEC_START]->path, &label);
+ if (UNIT_DEREF(s->service) &&
+ SERVICE(UNIT_DEREF(s->service))->exec_command[SERVICE_EXEC_START]) {
+ r = label_get_create_label_from_exe(SERVICE(UNIT_DEREF(s->service))->exec_command[SERVICE_EXEC_START]->path, &label);
if (r < 0) {
if (r != -EPERM)
if (state != old_state)
log_debug("%s changed %s -> %s",
- s->meta.id,
+ UNIT(s)->id,
socket_state_to_string(old_state),
socket_state_to_string(state));
argv,
&s->exec_context,
NULL, 0,
- s->meta.manager->environment,
+ UNIT(s)->manager->environment,
true,
true,
true,
- s->meta.manager->confirm_spawn,
- s->meta.cgroup_bondings,
- s->meta.cgroup_attributes,
+ UNIT(s)->manager->confirm_spawn,
+ UNIT(s)->cgroup_bondings,
+ UNIT(s)->cgroup_attributes,
&pid);
strv_free(argv);
return r;
}
-static void socket_enter_dead(Socket *s, bool success) {
+static void socket_enter_dead(Socket *s, SocketResult f) {
assert(s);
- if (!success)
- s->failure = true;
+ if (f != SOCKET_SUCCESS)
+ s->result = f;
- socket_set_state(s, s->failure ? SOCKET_FAILED : SOCKET_DEAD);
+ socket_set_state(s, s->result != SOCKET_SUCCESS ? SOCKET_FAILED : SOCKET_DEAD);
}
-static void socket_enter_signal(Socket *s, SocketState state, bool success);
+static void socket_enter_signal(Socket *s, SocketState state, SocketResult f);
-static void socket_enter_stop_post(Socket *s, bool success) {
+static void socket_enter_stop_post(Socket *s, SocketResult f) {
int r;
assert(s);
- if (!success)
- s->failure = true;
+ if (f != SOCKET_SUCCESS)
+ s->result = f;
socket_unwatch_control_pid(s);
socket_set_state(s, SOCKET_STOP_POST);
} else
- socket_enter_signal(s, SOCKET_FINAL_SIGTERM, true);
+ socket_enter_signal(s, SOCKET_FINAL_SIGTERM, SOCKET_SUCCESS);
return;
fail:
- log_warning("%s failed to run 'stop-post' task: %s", s->meta.id, strerror(-r));
- socket_enter_signal(s, SOCKET_FINAL_SIGTERM, false);
+ log_warning("%s failed to run 'stop-post' task: %s", UNIT(s)->id, strerror(-r));
+ socket_enter_signal(s, SOCKET_FINAL_SIGTERM, SOCKET_FAILURE_RESOURCES);
}
-static void socket_enter_signal(Socket *s, SocketState state, bool success) {
+static void socket_enter_signal(Socket *s, SocketState state, SocketResult f) {
int r;
Set *pid_set = NULL;
bool wait_for_exit = false;
assert(s);
- if (!success)
- s->failure = true;
+ if (f != SOCKET_SUCCESS)
+ s->result = f;
if (s->exec_context.kill_mode != KILL_NONE) {
int sig = (state == SOCKET_STOP_PRE_SIGTERM || state == SOCKET_FINAL_SIGTERM) ? s->exec_context.kill_signal : SIGKILL;
if ((r = set_put(pid_set, LONG_TO_PTR(s->control_pid))) < 0)
goto fail;
- if ((r = cgroup_bonding_kill_list(s->meta.cgroup_bondings, sig, true, pid_set)) < 0) {
+ if ((r = cgroup_bonding_kill_list(UNIT(s)->cgroup_bondings, sig, true, pid_set)) < 0) {
if (r != -EAGAIN && r != -ESRCH && r != -ENOENT)
log_warning("Failed to kill control group: %s", strerror(-r));
} else if (r > 0)
socket_set_state(s, state);
} else if (state == SOCKET_STOP_PRE_SIGTERM || state == SOCKET_STOP_PRE_SIGKILL)
- socket_enter_stop_post(s, true);
+ socket_enter_stop_post(s, SOCKET_SUCCESS);
else
- socket_enter_dead(s, true);
+ socket_enter_dead(s, SOCKET_SUCCESS);
return;
fail:
- log_warning("%s failed to kill processes: %s", s->meta.id, strerror(-r));
+ log_warning("%s failed to kill processes: %s", UNIT(s)->id, strerror(-r));
if (state == SOCKET_STOP_PRE_SIGTERM || state == SOCKET_STOP_PRE_SIGKILL)
- socket_enter_stop_post(s, false);
+ socket_enter_stop_post(s, SOCKET_FAILURE_RESOURCES);
else
- socket_enter_dead(s, false);
+ socket_enter_dead(s, SOCKET_FAILURE_RESOURCES);
if (pid_set)
set_free(pid_set);
}
-static void socket_enter_stop_pre(Socket *s, bool success) {
+static void socket_enter_stop_pre(Socket *s, SocketResult f) {
int r;
assert(s);
- if (!success)
- s->failure = true;
+ if (f != SOCKET_SUCCESS)
+ s->result = f;
socket_unwatch_control_pid(s);
socket_set_state(s, SOCKET_STOP_PRE);
} else
- socket_enter_stop_post(s, true);
+ socket_enter_stop_post(s, SOCKET_SUCCESS);
return;
fail:
- log_warning("%s failed to run 'stop-pre' task: %s", s->meta.id, strerror(-r));
- socket_enter_stop_post(s, false);
+ log_warning("%s failed to run 'stop-pre' task: %s", UNIT(s)->id, strerror(-r));
+ socket_enter_stop_post(s, SOCKET_FAILURE_RESOURCES);
}
static void socket_enter_listening(Socket *s) {
int r;
assert(s);
- if ((r = socket_watch_fds(s)) < 0) {
- log_warning("%s failed to watch sockets: %s", s->meta.id, strerror(-r));
+ r = socket_watch_fds(s);
+ if (r < 0) {
+ log_warning("%s failed to watch sockets: %s", UNIT(s)->id, strerror(-r));
goto fail;
}
return;
fail:
- socket_enter_stop_pre(s, false);
+ socket_enter_stop_pre(s, SOCKET_FAILURE_RESOURCES);
}
static void socket_enter_start_post(Socket *s) {
int r;
assert(s);
- if ((r = socket_open_fds(s)) < 0) {
- log_warning("%s failed to listen on sockets: %s", s->meta.id, strerror(-r));
+ r = socket_open_fds(s);
+ if (r < 0) {
+ log_warning("%s failed to listen on sockets: %s", UNIT(s)->id, strerror(-r));
goto fail;
}
s->control_command_id = SOCKET_EXEC_START_POST;
if ((s->control_command = s->exec_command[SOCKET_EXEC_START_POST])) {
- if ((r = socket_spawn(s, s->control_command, &s->control_pid)) < 0) {
- log_warning("%s failed to run 'start-post' task: %s", s->meta.id, strerror(-r));
+ r = socket_spawn(s, s->control_command, &s->control_pid);
+ if (r < 0) {
+ log_warning("%s failed to run 'start-post' task: %s", UNIT(s)->id, strerror(-r));
goto fail;
}
return;
fail:
- socket_enter_stop_pre(s, false);
+ socket_enter_stop_pre(s, SOCKET_FAILURE_RESOURCES);
}
static void socket_enter_start_pre(Socket *s) {
return;
fail:
- log_warning("%s failed to run 'start-pre' task: %s", s->meta.id, strerror(-r));
- socket_enter_dead(s, false);
+ log_warning("%s failed to run 'start-pre' task: %s", UNIT(s)->id, strerror(-r));
+ socket_enter_dead(s, SOCKET_FAILURE_RESOURCES);
}
static void socket_enter_running(Socket *s, int cfd) {
/* We don't take connections anymore if we are supposed to
* shut down anyway */
if (unit_pending_inactive(UNIT(s))) {
- log_debug("Suppressing connection request on %s since unit stop is scheduled.", s->meta.id);
+ log_debug("Suppressing connection request on %s since unit stop is scheduled.", UNIT(s)->id);
if (cfd >= 0)
close_nointr_nofail(cfd);
/* Flush all sockets by closing and reopening them */
socket_close_fds(s);
- if ((r = socket_watch_fds(s)) < 0) {
- log_warning("%s failed to watch sockets: %s", s->meta.id, strerror(-r));
- socket_enter_stop_pre(s, false);
+ r = socket_watch_fds(s);
+ if (r < 0) {
+ log_warning("%s failed to watch sockets: %s", UNIT(s)->id, strerror(-r));
+ socket_enter_stop_pre(s, SOCKET_FAILURE_RESOURCES);
}
}
}
if (cfd < 0) {
+ Iterator i;
+ Unit *u;
bool pending = false;
- Meta *i;
/* If there's already a start pending don't bother to
* do anything */
- LIST_FOREACH(units_by_type, i, s->meta.manager->units_by_type[UNIT_SERVICE]) {
- Service *service = (Service *) i;
-
- if (!set_get(service->configured_sockets, s))
- continue;
-
- if (!unit_pending_active(UNIT(service)))
- continue;
-
- pending = true;
- break;
- }
+ SET_FOREACH(u, UNIT(s)->dependencies[UNIT_TRIGGERS], i)
+ if (unit_pending_active(u)) {
+ pending = true;
+ break;
+ }
- if (!pending)
- if ((r = manager_add_job(s->meta.manager, JOB_START, UNIT(s->service), JOB_REPLACE, true, &error, NULL)) < 0)
+ if (!pending) {
+ r = manager_add_job(UNIT(s)->manager, JOB_START, UNIT_DEREF(s->service), JOB_REPLACE, true, &error, NULL);
+ if (r < 0)
goto fail;
+ }
socket_set_state(s, SOCKET_RUNNING);
} else {
return;
}
- if ((r = socket_instantiate_service(s)) < 0)
+ r = socket_instantiate_service(s);
+ if (r < 0)
goto fail;
- if ((r = instance_from_socket(cfd, s->n_accepted, &instance)) < 0)
- goto fail;
+ r = instance_from_socket(cfd, s->n_accepted, &instance);
+ if (r < 0) {
+ if (r != -ENOTCONN)
+ goto fail;
+
+ /* ENOTCONN is legitimate if TCP RST was received.
+ * This connection is over, but the socket unit lives on. */
+ close_nointr_nofail(cfd);
+ return;
+ }
- if (!(prefix = unit_name_to_prefix(s->meta.id))) {
+ prefix = unit_name_to_prefix(UNIT(s)->id);
+ if (!prefix) {
free(instance);
r = -ENOMEM;
goto fail;
goto fail;
}
- if ((r = unit_add_name(UNIT(s->service), name)) < 0) {
+ r = unit_add_name(UNIT_DEREF(s->service), name);
+ if (r < 0) {
free(name);
goto fail;
}
- service = s->service;
- s->service = NULL;
+ service = SERVICE(UNIT_DEREF(s->service));
+ unit_ref_unset(&s->service);
s->n_accepted ++;
- service->meta.no_gc = false;
+ UNIT(service)->no_gc = false;
unit_choose_id(UNIT(service), name);
free(name);
- if ((r = service_set_socket_fd(service, cfd, s)) < 0)
+ r = service_set_socket_fd(service, cfd, s);
+ if (r < 0)
goto fail;
cfd = -1;
s->n_connections ++;
- if ((r = manager_add_job(s->meta.manager, JOB_START, UNIT(service), JOB_REPLACE, true, &error, NULL)) < 0)
+ r = manager_add_job(UNIT(s)->manager, JOB_START, UNIT(service), JOB_REPLACE, true, &error, NULL);
+ if (r < 0)
goto fail;
/* Notify clients about changed counters */
return;
fail:
- log_warning("%s failed to queue socket startup job: %s", s->meta.id, bus_error(&error, r));
- socket_enter_stop_pre(s, false);
+ log_warning("%s failed to queue socket startup job: %s", UNIT(s)->id, bus_error(&error, r));
if (cfd >= 0)
close_nointr_nofail(cfd);
dbus_error_free(&error);
}
-static void socket_run_next(Socket *s, bool success) {
+static void socket_run_next(Socket *s) {
int r;
assert(s);
assert(s->control_command);
assert(s->control_command->command_next);
- if (!success)
- s->failure = true;
-
socket_unwatch_control_pid(s);
s->control_command = s->control_command->command_next;
return;
fail:
- log_warning("%s failed to run next task: %s", s->meta.id, strerror(-r));
+ log_warning("%s failed to run next task: %s", UNIT(s)->id, strerror(-r));
if (s->state == SOCKET_START_POST)
- socket_enter_stop_pre(s, false);
+ socket_enter_stop_pre(s, SOCKET_FAILURE_RESOURCES);
else if (s->state == SOCKET_STOP_POST)
- socket_enter_dead(s, false);
+ socket_enter_dead(s, SOCKET_FAILURE_RESOURCES);
else
- socket_enter_signal(s, SOCKET_FINAL_SIGTERM, false);
+ socket_enter_signal(s, SOCKET_FINAL_SIGTERM, SOCKET_FAILURE_RESOURCES);
}
static int socket_start(Unit *u) {
return 0;
/* Cannot run this without the service being around */
- if (s->service) {
- if (s->service->meta.load_state != UNIT_LOADED) {
- log_error("Socket service %s not loaded, refusing.", s->service->meta.id);
+ if (UNIT_DEREF(s->service)) {
+ Service *service;
+
+ service = SERVICE(UNIT_DEREF(s->service));
+
+ if (UNIT(service)->load_state != UNIT_LOADED) {
+ log_error("Socket service %s not loaded, refusing.", UNIT(service)->id);
return -ENOENT;
}
/* If the service is already active we cannot start the
* socket */
- if (s->service->state != SERVICE_DEAD &&
- s->service->state != SERVICE_FAILED &&
- s->service->state != SERVICE_AUTO_RESTART) {
- log_error("Socket service %s already active, refusing.", s->service->meta.id);
+ if (service->state != SERVICE_DEAD &&
+ service->state != SERVICE_FAILED &&
+ service->state != SERVICE_AUTO_RESTART) {
+ log_error("Socket service %s already active, refusing.", UNIT(service)->id);
return -EBUSY;
}
#ifdef HAVE_SYSV_COMPAT
- if (s->service->sysv_path) {
+ if (service->sysv_path) {
log_error("Using SysV services for socket activation is not supported. Refusing.");
return -ENOENT;
}
assert(s->state == SOCKET_DEAD || s->state == SOCKET_FAILED);
- s->failure = false;
+ s->result = SOCKET_SUCCESS;
socket_enter_start_pre(s);
return 0;
}
* kill mode. */
if (s->state == SOCKET_START_PRE ||
s->state == SOCKET_START_POST) {
- socket_enter_signal(s, SOCKET_STOP_PRE_SIGTERM, true);
+ socket_enter_signal(s, SOCKET_STOP_PRE_SIGTERM, SOCKET_SUCCESS);
return -EAGAIN;
}
assert(s->state == SOCKET_LISTENING || s->state == SOCKET_RUNNING);
- socket_enter_stop_pre(s, true);
+ socket_enter_stop_pre(s, SOCKET_SUCCESS);
return 0;
}
assert(fds);
unit_serialize_item(u, f, "state", socket_state_to_string(s->state));
- unit_serialize_item(u, f, "failure", yes_no(s->failure));
+ unit_serialize_item(u, f, "result", socket_result_to_string(s->result));
unit_serialize_item_format(u, f, "n-accepted", "%u", s->n_accepted);
if (s->control_pid > 0)
log_debug("Failed to parse state value %s", value);
else
s->deserialized_state = state;
- } else if (streq(key, "failure")) {
- int b;
+ } else if (streq(key, "result")) {
+ SocketResult f;
- if ((b = parse_boolean(value)) < 0)
- log_debug("Failed to parse failure value %s", value);
- else
- s->failure = b || s->failure;
+ f = socket_result_from_string(value);
+ if (f < 0)
+ log_debug("Failed to parse result value %s", value);
+ else if (f != SOCKET_SUCCESS)
+ s->result = f;
} else if (streq(key, "n-accepted")) {
unsigned k;
if (s->state != SOCKET_LISTENING)
return;
- log_debug("Incoming traffic on %s", u->meta.id);
+ log_debug("Incoming traffic on %s", u->id);
if (events != EPOLLIN) {
if (events & EPOLLHUP)
- log_error("%s: Got POLLHUP on a listening socket. The service probably invoked shutdown() on it, and should better not do that.", u->meta.id);
+ log_error("%s: Got POLLHUP on a listening socket. The service probably invoked shutdown() on it, and should better not do that.", u->id);
else
- log_error("%s: Got unexpected poll event (0x%x) on socket.", u->meta.id, events);
+ log_error("%s: Got unexpected poll event (0x%x) on socket.", u->id, events);
goto fail;
}
return;
fail:
- socket_enter_stop_pre(s, false);
+ socket_enter_stop_pre(s, SOCKET_FAILURE_RESOURCES);
}
static void socket_sigchld_event(Unit *u, pid_t pid, int code, int status) {
Socket *s = SOCKET(u);
- bool success;
+ SocketResult f;
assert(s);
assert(pid >= 0);
s->control_pid = 0;
- success = is_clean_exit(code, status);
+ if (is_clean_exit(code, status))
+ f = SOCKET_SUCCESS;
+ else if (code == CLD_EXITED)
+ f = SOCKET_FAILURE_EXIT_CODE;
+ else if (code == CLD_KILLED)
+ f = SOCKET_FAILURE_SIGNAL;
+ else if (code == CLD_DUMPED)
+ f = SOCKET_FAILURE_CORE_DUMP;
+ else
+ assert_not_reached("Unknown code");
if (s->control_command) {
exec_status_exit(&s->control_command->exec_status, &s->exec_context, pid, code, status);
if (s->control_command->ignore)
- success = true;
+ f = SOCKET_SUCCESS;
}
- log_full(success ? LOG_DEBUG : LOG_NOTICE,
- "%s control process exited, code=%s status=%i", u->meta.id, sigchld_code_to_string(code), status);
- s->failure = s->failure || !success;
+ log_full(f == SOCKET_SUCCESS ? LOG_DEBUG : LOG_NOTICE,
+ "%s control process exited, code=%s status=%i", u->id, sigchld_code_to_string(code), status);
+
+ if (f != SOCKET_SUCCESS)
+ s->result = f;
+
+ if (s->control_command &&
+ s->control_command->command_next &&
+ f == SOCKET_SUCCESS) {
- if (s->control_command && s->control_command->command_next && success) {
- log_debug("%s running next command for state %s", u->meta.id, socket_state_to_string(s->state));
- socket_run_next(s, success);
+ log_debug("%s running next command for state %s", u->id, socket_state_to_string(s->state));
+ socket_run_next(s);
} else {
s->control_command = NULL;
s->control_command_id = _SOCKET_EXEC_COMMAND_INVALID;
/* No further commands for this step, so let's figure
* out what to do next */
- log_debug("%s got final SIGCHLD for state %s", u->meta.id, socket_state_to_string(s->state));
+ log_debug("%s got final SIGCHLD for state %s", u->id, socket_state_to_string(s->state));
switch (s->state) {
case SOCKET_START_PRE:
- if (success)
+ if (f == SOCKET_SUCCESS)
socket_enter_start_post(s);
else
- socket_enter_signal(s, SOCKET_FINAL_SIGTERM, false);
+ socket_enter_signal(s, SOCKET_FINAL_SIGTERM, f);
break;
case SOCKET_START_POST:
- if (success)
+ if (f == SOCKET_SUCCESS)
socket_enter_listening(s);
else
- socket_enter_stop_pre(s, false);
+ socket_enter_stop_pre(s, f);
break;
case SOCKET_STOP_PRE:
case SOCKET_STOP_PRE_SIGTERM:
case SOCKET_STOP_PRE_SIGKILL:
- socket_enter_stop_post(s, success);
+ socket_enter_stop_post(s, f);
break;
case SOCKET_STOP_POST:
case SOCKET_FINAL_SIGTERM:
case SOCKET_FINAL_SIGKILL:
- socket_enter_dead(s, success);
+ socket_enter_dead(s, f);
break;
default:
switch (s->state) {
case SOCKET_START_PRE:
- log_warning("%s starting timed out. Terminating.", u->meta.id);
- socket_enter_signal(s, SOCKET_FINAL_SIGTERM, false);
+ log_warning("%s starting timed out. Terminating.", u->id);
+ socket_enter_signal(s, SOCKET_FINAL_SIGTERM, SOCKET_FAILURE_TIMEOUT);
break;
case SOCKET_START_POST:
- log_warning("%s starting timed out. Stopping.", u->meta.id);
- socket_enter_stop_pre(s, false);
+ log_warning("%s starting timed out. Stopping.", u->id);
+ socket_enter_stop_pre(s, SOCKET_FAILURE_TIMEOUT);
break;
case SOCKET_STOP_PRE:
- log_warning("%s stopping timed out. Terminating.", u->meta.id);
- socket_enter_signal(s, SOCKET_STOP_PRE_SIGTERM, false);
+ log_warning("%s stopping timed out. Terminating.", u->id);
+ socket_enter_signal(s, SOCKET_STOP_PRE_SIGTERM, SOCKET_FAILURE_TIMEOUT);
break;
case SOCKET_STOP_PRE_SIGTERM:
if (s->exec_context.send_sigkill) {
- log_warning("%s stopping timed out. Killing.", u->meta.id);
- socket_enter_signal(s, SOCKET_STOP_PRE_SIGKILL, false);
+ log_warning("%s stopping timed out. Killing.", u->id);
+ socket_enter_signal(s, SOCKET_STOP_PRE_SIGKILL, SOCKET_FAILURE_TIMEOUT);
} else {
- log_warning("%s stopping timed out. Skipping SIGKILL. Ignoring.", u->meta.id);
- socket_enter_stop_post(s, false);
+ log_warning("%s stopping timed out. Skipping SIGKILL. Ignoring.", u->id);
+ socket_enter_stop_post(s, SOCKET_FAILURE_TIMEOUT);
}
break;
case SOCKET_STOP_PRE_SIGKILL:
- log_warning("%s still around after SIGKILL. Ignoring.", u->meta.id);
- socket_enter_stop_post(s, false);
+ log_warning("%s still around after SIGKILL. Ignoring.", u->id);
+ socket_enter_stop_post(s, SOCKET_FAILURE_TIMEOUT);
break;
case SOCKET_STOP_POST:
- log_warning("%s stopping timed out (2). Terminating.", u->meta.id);
- socket_enter_signal(s, SOCKET_FINAL_SIGTERM, false);
+ log_warning("%s stopping timed out (2). Terminating.", u->id);
+ socket_enter_signal(s, SOCKET_FINAL_SIGTERM, SOCKET_FAILURE_TIMEOUT);
break;
case SOCKET_FINAL_SIGTERM:
if (s->exec_context.send_sigkill) {
- log_warning("%s stopping timed out (2). Killing.", u->meta.id);
- socket_enter_signal(s, SOCKET_FINAL_SIGKILL, false);
+ log_warning("%s stopping timed out (2). Killing.", u->id);
+ socket_enter_signal(s, SOCKET_FINAL_SIGKILL, SOCKET_FAILURE_TIMEOUT);
} else {
- log_warning("%s stopping timed out (2). Skipping SIGKILL. Ignoring.", u->meta.id);
- socket_enter_dead(s, false);
+ log_warning("%s stopping timed out (2). Skipping SIGKILL. Ignoring.", u->id);
+ socket_enter_dead(s, SOCKET_FAILURE_TIMEOUT);
}
break;
case SOCKET_FINAL_SIGKILL:
- log_warning("%s still around after SIGKILL (2). Entering failed mode.", u->meta.id);
- socket_enter_dead(s, false);
+ log_warning("%s still around after SIGKILL (2). Entering failed mode.", u->id);
+ socket_enter_dead(s, SOCKET_FAILURE_TIMEOUT);
break;
default:
return 0;
}
-void socket_notify_service_dead(Socket *s) {
+void socket_notify_service_dead(Socket *s, bool failed_permanent) {
assert(s);
/* The service is dead. Dang!
* services. */
if (s->state == SOCKET_RUNNING) {
- log_debug("%s got notified about service death.", s->meta.id);
- socket_enter_listening(s);
+ log_debug("%s got notified about service death (failed permanently: %s)", UNIT(s)->id, yes_no(failed_permanent));
+ if (failed_permanent)
+ socket_enter_stop_pre(s, SOCKET_FAILURE_SERVICE_FAILED_PERMANENT);
+ else
+ socket_enter_listening(s);
}
}
assert(s->n_connections > 0);
s->n_connections--;
- log_debug("%s: One connection closed, %u left.", s->meta.id, s->n_connections);
+ log_debug("%s: One connection closed, %u left.", UNIT(s)->id, s->n_connections);
}
static void socket_reset_failed(Unit *u) {
if (s->state == SOCKET_FAILED)
socket_set_state(s, SOCKET_DEAD);
- s->failure = false;
+ s->result = SOCKET_SUCCESS;
}
static int socket_kill(Unit *u, KillWho who, KillMode mode, int signo, DBusError *error) {
goto finish;
}
- if ((q = cgroup_bonding_kill_list(s->meta.cgroup_bondings, signo, false, pid_set)) < 0)
+ if ((q = cgroup_bonding_kill_list(UNIT(s)->cgroup_bondings, signo, false, pid_set)) < 0)
if (q != -EAGAIN && q != -ESRCH && q != -ENOENT)
r = q;
}
DEFINE_STRING_TABLE_LOOKUP(socket_exec_command, SocketExecCommand);
+static const char* const socket_result_table[_SOCKET_RESULT_MAX] = {
+ [SOCKET_SUCCESS] = "success",
+ [SOCKET_FAILURE_RESOURCES] = "resources",
+ [SOCKET_FAILURE_TIMEOUT] = "timeout",
+ [SOCKET_FAILURE_EXIT_CODE] = "exit-code",
+ [SOCKET_FAILURE_SIGNAL] = "signal",
+ [SOCKET_FAILURE_CORE_DUMP] = "core-dump",
+ [SOCKET_FAILURE_SERVICE_FAILED_PERMANENT] = "service-failed-permanent"
+};
+
+DEFINE_STRING_TABLE_LOOKUP(socket_result, SocketResult);
+
const UnitVTable socket_vtable = {
.suffix = ".socket",
+ .object_size = sizeof(Socket),
.sections =
"Unit\0"
"Socket\0"