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Diffstat (limited to 'src/core/socket.c')
-rw-r--r--src/core/socket.c356
1 files changed, 273 insertions, 83 deletions
diff --git a/src/core/socket.c b/src/core/socket.c
index 837b166e3b..fcbcdbe192 100644
--- a/src/core/socket.c
+++ b/src/core/socket.c
@@ -28,6 +28,9 @@
#include <signal.h>
#include <arpa/inet.h>
#include <mqueue.h>
+#ifdef HAVE_ATTR_XATTR_H
+#include <attr/xattr.h>
+#endif
#include "unit.h"
#include "socket.h"
@@ -39,6 +42,7 @@
#include "mkdir.h"
#include "path-util.h"
#include "unit-name.h"
+#include "unit-printf.h"
#include "dbus-socket.h"
#include "missing.h"
#include "special.h"
@@ -130,6 +134,10 @@ static void socket_done(Unit *u) {
free(s->bind_to_device);
s->bind_to_device = NULL;
+ free(s->smack);
+ free(s->smack_ip_in);
+ free(s->smack_ip_out);
+
unit_unwatch_timer(u, &s->timer_watch);
}
@@ -205,27 +213,35 @@ static int socket_verify(Socket *s) {
return 0;
if (!s->ports) {
- log_error("%s lacks Listen setting. Refusing.", UNIT(s)->id);
+ log_error_unit(UNIT(s)->id,
+ "%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.", UNIT(s)->id);
+ log_error_unit(UNIT(s)->id,
+ "%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.", UNIT(s)->id);
+ log_error_unit(UNIT(s)->id,
+ "%s's MaxConnection setting too small. Refusing.", UNIT(s)->id);
return -EINVAL;
}
if (s->accept && UNIT_DEREF(s->service)) {
- log_error("Explicit service configuration for accepting sockets not supported on %s. Refusing.", UNIT(s)->id);
+ log_error_unit(UNIT(s)->id,
+ "Explicit service configuration for accepting sockets not supported on %s. Refusing.",
+ UNIT(s)->id);
return -EINVAL;
}
if (s->exec_context.pam_name && s->kill_context.kill_mode != KILL_CONTROL_GROUP) {
- log_error("%s has PAM enabled. Kill mode must be set to 'control-group'. Refusing.", UNIT(s)->id);
+ log_error_unit(UNIT(s)->id,
+ "%s has PAM enabled. Kill mode must be set to 'control-group'. Refusing.",
+ UNIT(s)->id);
return -EINVAL;
}
@@ -264,7 +280,8 @@ int socket_add_one_mount_link(Socket *s, Mount *m) {
if (!socket_needs_mount(s, m->where))
return 0;
- if ((r = unit_add_two_dependencies(UNIT(s), UNIT_AFTER, UNIT_REQUIRES, UNIT(m), true)) < 0)
+ r = unit_add_two_dependencies(UNIT(s), UNIT_AFTER, UNIT_REQUIRES, UNIT(m), true);
+ if (r < 0)
return r;
return 0;
@@ -276,9 +293,11 @@ static int socket_add_mount_links(Socket *s) {
assert(s);
- 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)
+ LIST_FOREACH(units_by_type, other, UNIT(s)->manager->units_by_type[UNIT_MOUNT]) {
+ r = socket_add_one_mount_link(s, MOUNT(other));
+ if (r < 0)
return r;
+ }
return 0;
}
@@ -305,7 +324,7 @@ static int socket_add_default_dependencies(Socket *s) {
int r;
assert(s);
- if (UNIT(s)->manager->running_as == MANAGER_SYSTEM) {
+ if (UNIT(s)->manager->running_as == SYSTEMD_SYSTEM) {
if ((r = unit_add_dependency_by_name(UNIT(s), UNIT_BEFORE, SPECIAL_SOCKETS_TARGET, NULL, true)) < 0)
return r;
@@ -504,6 +523,21 @@ static void socket_dump(Unit *u, FILE *f, const char *prefix) {
"%sMessageQueueMessageSize: %li\n",
prefix, s->mq_msgsize);
+ if (s->smack)
+ fprintf(f,
+ "%sSmackLabel: %s\n",
+ prefix, s->smack);
+
+ if (s->smack_ip_in)
+ fprintf(f,
+ "%sSmackLabelIPIn: %s\n",
+ prefix, s->smack_ip_in);
+
+ if (s->smack_ip_out)
+ fprintf(f,
+ "%sSmackLabelIPOut: %s\n",
+ prefix, s->smack_ip_out);
+
LIST_FOREACH(port, p, s->ports) {
if (p->type == SOCKET_SOCKET) {
@@ -584,7 +618,7 @@ static int instance_from_socket(int fd, unsigned nr, char **instance) {
}
case AF_INET6: {
- static const char ipv4_prefix[] = {
+ static const unsigned char ipv4_prefix[] = {
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0xFF, 0xFF
};
@@ -674,30 +708,30 @@ static void socket_apply_socket_options(Socket *s, int fd) {
if (s->keep_alive) {
int b = s->keep_alive;
if (setsockopt(fd, SOL_SOCKET, SO_KEEPALIVE, &b, sizeof(b)) < 0)
- log_warning("SO_KEEPALIVE failed: %m");
+ log_warning_unit(UNIT(s)->id, "SO_KEEPALIVE failed: %m");
}
if (s->broadcast) {
int one = 1;
if (setsockopt(fd, SOL_SOCKET, SO_BROADCAST, &one, sizeof(one)) < 0)
- log_warning("SO_BROADCAST failed: %m");
+ log_warning_unit(UNIT(s)->id, "SO_BROADCAST failed: %m");
}
if (s->pass_cred) {
int one = 1;
if (setsockopt(fd, SOL_SOCKET, SO_PASSCRED, &one, sizeof(one)) < 0)
- log_warning("SO_PASSCRED failed: %m");
+ log_warning_unit(UNIT(s)->id, "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");
+ log_warning_unit(UNIT(s)->id, "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");
+ log_warning_unit(UNIT(s)->id, "SO_PRIORITY failed: %m");
if (s->receive_buffer > 0) {
int value = (int) s->receive_buffer;
@@ -706,23 +740,23 @@ static void socket_apply_socket_options(Socket *s, int fd) {
if (setsockopt(fd, SOL_SOCKET, SO_RCVBUFFORCE, &value, sizeof(value)) < 0)
if (setsockopt(fd, SOL_SOCKET, SO_RCVBUF, &value, sizeof(value)) < 0)
- log_warning("SO_RCVBUF failed: %m");
+ log_warning_unit(UNIT(s)->id, "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)
if (setsockopt(fd, SOL_SOCKET, SO_SNDBUF, &value, sizeof(value)) < 0)
- log_warning("SO_SNDBUF failed: %m");
+ log_warning_unit(UNIT(s)->id, "SO_SNDBUF failed: %m");
}
if (s->mark >= 0)
if (setsockopt(fd, SOL_SOCKET, SO_MARK, &s->mark, sizeof(s->mark)) < 0)
- log_warning("SO_MARK failed: %m");
+ log_warning_unit(UNIT(s)->id, "SO_MARK failed: %m");
if (s->ip_tos >= 0)
if (setsockopt(fd, IPPROTO_IP, IP_TOS, &s->ip_tos, sizeof(s->ip_tos)) < 0)
- log_warning("IP_TOS failed: %m");
+ log_warning_unit(UNIT(s)->id, "IP_TOS failed: %m");
if (s->ip_ttl >= 0) {
int r, x;
@@ -737,12 +771,25 @@ static void socket_apply_socket_options(Socket *s, int fd) {
}
if (r < 0 && x < 0)
- log_warning("IP_TTL/IPV6_UNICAST_HOPS failed: %m");
+ log_warning_unit(UNIT(s)->id,
+ "IP_TTL/IPV6_UNICAST_HOPS failed: %m");
}
if (s->tcp_congestion)
if (setsockopt(fd, SOL_TCP, TCP_CONGESTION, s->tcp_congestion, strlen(s->tcp_congestion)+1) < 0)
- log_warning("TCP_CONGESTION failed: %m");
+ log_warning_unit(UNIT(s)->id, "TCP_CONGESTION failed: %m");
+
+#ifdef HAVE_ATTR_XATTR_H
+ if (s->smack_ip_in)
+ if (fsetxattr(fd, "security.SMACK64IPIN", s->smack_ip_in, strlen(s->smack_ip_in), 0) < 0)
+ log_error_unit(UNIT(s)->id,
+ "fsetxattr(\"security.SMACK64IPIN\"): %m");
+
+ if (s->smack_ip_out)
+ if (fsetxattr(fd, "security.SMACK64IPOUT", s->smack_ip_out, strlen(s->smack_ip_out), 0) < 0)
+ log_error_unit(UNIT(s)->id,
+ "fsetxattr(\"security.SMACK64IPOUT\"): %m");
+#endif
}
static void socket_apply_fifo_options(Socket *s, int fd) {
@@ -751,7 +798,15 @@ static void socket_apply_fifo_options(Socket *s, int fd) {
if (s->pipe_size > 0)
if (fcntl(fd, F_SETPIPE_SZ, s->pipe_size) < 0)
- log_warning("F_SETPIPE_SZ: %m");
+ log_warning_unit(UNIT(s)->id,
+ "F_SETPIPE_SZ: %m");
+
+#ifdef HAVE_ATTR_XATTR_H
+ if (s->smack)
+ if (fsetxattr(fd, "security.SMACK64", s->smack, strlen(s->smack), 0) < 0)
+ log_error_unit(UNIT(s)->id,
+ "fsetxattr(\"security.SMACK64\"): %m");
+#endif
}
static int fifo_address_create(
@@ -1075,10 +1130,10 @@ static void socket_set_state(Socket *s, SocketState state) {
socket_close_fds(s);
if (state != old_state)
- log_debug("%s changed %s -> %s",
- UNIT(s)->id,
- socket_state_to_string(old_state),
- socket_state_to_string(state));
+ log_debug_unit(UNIT(s)->id,
+ "%s changed %s -> %s", UNIT(s)->id,
+ socket_state_to_string(old_state),
+ socket_state_to_string(state));
unit_notify(UNIT(s), state_translation_table[old_state], state_translation_table[state], true);
}
@@ -1104,10 +1159,12 @@ static int socket_coldplug(Unit *u) {
if (s->control_pid <= 0)
return -EBADMSG;
- if ((r = unit_watch_pid(UNIT(s), s->control_pid)) < 0)
+ r = unit_watch_pid(UNIT(s), s->control_pid);
+ if (r < 0)
return r;
- if ((r = unit_watch_timer(UNIT(s), s->timeout_usec, &s->timer_watch)) < 0)
+ r = unit_watch_timer(UNIT(s), CLOCK_MONOTONIC, true, s->timeout_usec, &s->timer_watch);
+ if (r < 0)
return r;
}
@@ -1139,10 +1196,12 @@ static int socket_spawn(Socket *s, ExecCommand *c, pid_t *_pid) {
assert(c);
assert(_pid);
- if ((r = unit_watch_timer(UNIT(s), s->timeout_usec, &s->timer_watch)) < 0)
+ r = unit_watch_timer(UNIT(s), CLOCK_MONOTONIC, true, s->timeout_usec, &s->timer_watch);
+ if (r < 0)
goto fail;
- if (!(argv = unit_full_printf_strv(UNIT(s), c->argv))) {
+ argv = unit_full_printf_strv(UNIT(s), c->argv);
+ if (!argv) {
r = -ENOMEM;
goto fail;
}
@@ -1214,7 +1273,9 @@ static void socket_enter_stop_post(Socket *s, SocketResult f) {
return;
fail:
- log_warning("%s failed to run 'stop-post' task: %s", UNIT(s)->id, strerror(-r));
+ log_warning_unit(UNIT(s)->id,
+ "%s failed to run 'stop-post' task: %s",
+ UNIT(s)->id, strerror(-r));
socket_enter_signal(s, SOCKET_FINAL_SIGTERM, SOCKET_FAILURE_RESOURCES);
}
@@ -1234,7 +1295,9 @@ static void socket_enter_signal(Socket *s, SocketState state, SocketResult f) {
if (s->control_pid > 0) {
if (kill_and_sigcont(s->control_pid, sig) < 0 && errno != ESRCH)
- log_warning("Failed to kill control process %li: %m", (long) s->control_pid);
+ log_warning_unit(UNIT(s)->id,
+ "Failed to kill control process %li: %m",
+ (long) s->control_pid);
else
wait_for_exit = true;
}
@@ -1254,7 +1317,9 @@ static void socket_enter_signal(Socket *s, SocketState state, SocketResult f) {
r = cgroup_bonding_kill_list(UNIT(s)->cgroup_bondings, sig, true, false, pid_set, NULL);
if (r < 0) {
if (r != -EAGAIN && r != -ESRCH && r != -ENOENT)
- log_warning("Failed to kill control group: %s", strerror(-r));
+ log_warning_unit(UNIT(s)->id,
+ "Failed to kill control group: %s",
+ strerror(-r));
} else if (r > 0)
wait_for_exit = true;
@@ -1264,7 +1329,8 @@ static void socket_enter_signal(Socket *s, SocketState state, SocketResult f) {
}
if (wait_for_exit) {
- if ((r = unit_watch_timer(UNIT(s), s->timeout_usec, &s->timer_watch)) < 0)
+ r = unit_watch_timer(UNIT(s), CLOCK_MONOTONIC, true, s->timeout_usec, &s->timer_watch);
+ if (r < 0)
goto fail;
socket_set_state(s, state);
@@ -1276,7 +1342,9 @@ static void socket_enter_signal(Socket *s, SocketState state, SocketResult f) {
return;
fail:
- log_warning("%s failed to kill processes: %s", UNIT(s)->id, strerror(-r));
+ log_warning_unit(UNIT(s)->id,
+ "%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, SOCKET_FAILURE_RESOURCES);
@@ -1309,7 +1377,9 @@ static void socket_enter_stop_pre(Socket *s, SocketResult f) {
return;
fail:
- log_warning("%s failed to run 'stop-pre' task: %s", UNIT(s)->id, strerror(-r));
+ log_warning_unit(UNIT(s)->id,
+ "%s failed to run 'stop-pre' task: %s",
+ UNIT(s)->id, strerror(-r));
socket_enter_stop_post(s, SOCKET_FAILURE_RESOURCES);
}
@@ -1319,7 +1389,9 @@ static void socket_enter_listening(Socket *s) {
r = socket_watch_fds(s);
if (r < 0) {
- log_warning("%s failed to watch sockets: %s", UNIT(s)->id, strerror(-r));
+ log_warning_unit(UNIT(s)->id,
+ "%s failed to watch sockets: %s",
+ UNIT(s)->id, strerror(-r));
goto fail;
}
@@ -1336,7 +1408,9 @@ static void socket_enter_start_post(Socket *s) {
r = socket_open_fds(s);
if (r < 0) {
- log_warning("%s failed to listen on sockets: %s", UNIT(s)->id, strerror(-r));
+ log_warning_unit(UNIT(s)->id,
+ "%s failed to listen on sockets: %s",
+ UNIT(s)->id, strerror(-r));
goto fail;
}
@@ -1347,7 +1421,9 @@ static void socket_enter_start_post(Socket *s) {
if ((s->control_command = s->exec_command[SOCKET_EXEC_START_POST])) {
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));
+ log_warning_unit(UNIT(s)->id,
+ "%s failed to run 'start-post' task: %s",
+ UNIT(s)->id, strerror(-r));
goto fail;
}
@@ -1380,7 +1456,9 @@ static void socket_enter_start_pre(Socket *s) {
return;
fail:
- log_warning("%s failed to run 'start-pre' task: %s", UNIT(s)->id, strerror(-r));
+ log_warning_unit(UNIT(s)->id,
+ "%s failed to run 'start-pre' task: %s",
+ UNIT(s)->id, strerror(-r));
socket_enter_dead(s, SOCKET_FAILURE_RESOURCES);
}
@@ -1394,7 +1472,9 @@ 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.", UNIT(s)->id);
+ log_debug_unit(UNIT(s)->id,
+ "Suppressing connection request on %s since unit stop is scheduled.",
+ UNIT(s)->id);
if (cfd >= 0)
close_nointr_nofail(cfd);
@@ -1404,7 +1484,9 @@ static void socket_enter_running(Socket *s, int cfd) {
r = socket_watch_fds(s);
if (r < 0) {
- log_warning("%s failed to watch sockets: %s", UNIT(s)->id, strerror(-r));
+ log_warning_unit(UNIT(s)->id,
+ "%s failed to watch sockets: %s",
+ UNIT(s)->id, strerror(-r));
socket_enter_stop_pre(s, SOCKET_FAILURE_RESOURCES);
}
}
@@ -1437,7 +1519,9 @@ static void socket_enter_running(Socket *s, int cfd) {
Service *service;
if (s->n_connections >= s->max_connections) {
- log_warning("Too many incoming connections (%u)", s->n_connections);
+ log_warning_unit(UNIT(s)->id,
+ "%s: Too many incoming connections (%u)",
+ UNIT(s)->id, s->n_connections);
close_nointr_nofail(cfd);
return;
}
@@ -1506,7 +1590,11 @@ static void socket_enter_running(Socket *s, int cfd) {
return;
fail:
- log_warning("%s failed to queue socket startup job: %s", UNIT(s)->id, bus_error(&error, r));
+ log_warning_unit(UNIT(s)->id,
+ "%s failed to queue service startup job (Maybe the service file is missing or not a %s unit?): %s",
+ UNIT(s)->id,
+ cfd >= 0 ? "template" : "non-template",
+ bus_error(&error, r));
socket_enter_stop_pre(s, SOCKET_FAILURE_RESOURCES);
if (cfd >= 0)
@@ -1532,7 +1620,9 @@ static void socket_run_next(Socket *s) {
return;
fail:
- log_warning("%s failed to run next task: %s", UNIT(s)->id, strerror(-r));
+ log_warning_unit(UNIT(s)->id,
+ "%s failed to run next task: %s",
+ UNIT(s)->id, strerror(-r));
if (s->state == SOCKET_START_POST)
socket_enter_stop_pre(s, SOCKET_FAILURE_RESOURCES);
@@ -1568,7 +1658,9 @@ static int socket_start(Unit *u) {
service = SERVICE(UNIT_DEREF(s->service));
if (UNIT(service)->load_state != UNIT_LOADED) {
- log_error("Socket service %s not loaded, refusing.", UNIT(service)->id);
+ log_error_unit(UNIT(service)->id,
+ "Socket service %s not loaded, refusing.",
+ UNIT(service)->id);
return -ENOENT;
}
@@ -1577,13 +1669,16 @@ static int socket_start(Unit *u) {
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);
+ log_error_unit(UNIT(service)->id,
+ "Socket service %s already active, refusing.",
+ UNIT(service)->id);
return -EBUSY;
}
#ifdef HAVE_SYSV_COMPAT
if (service->is_sysv) {
- log_error("Using SysV services for socket activation is not supported. Refusing.");
+ log_error_unit(UNIT(s)->id,
+ "Using SysV services for socket activation is not supported. Refusing.");
return -ENOENT;
}
#endif
@@ -1655,7 +1750,8 @@ static int socket_serialize(Unit *u, FILE *f, FDSet *fds) {
if (p->type == SOCKET_SOCKET) {
char *t;
- if ((r = socket_address_print(&p->address, &t)) < 0)
+ r = socket_address_print(&p->address, &t);
+ if (r < 0)
return r;
if (socket_address_family(&p->address) == AF_NETLINK)
@@ -1665,6 +1761,8 @@ static int socket_serialize(Unit *u, FILE *f, FDSet *fds) {
free(t);
} else if (p->type == SOCKET_SPECIAL)
unit_serialize_item_format(u, f, "special", "%i %s", copy, p->path);
+ else if (p->type == SOCKET_MQUEUE)
+ unit_serialize_item_format(u, f, "mqueue", "%i %s", copy, p->path);
else {
assert(p->type == SOCKET_FIFO);
unit_serialize_item_format(u, f, "fifo", "%i %s", copy, p->path);
@@ -1685,8 +1783,10 @@ static int socket_deserialize_item(Unit *u, const char *key, const char *value,
if (streq(key, "state")) {
SocketState state;
- if ((state = socket_state_from_string(value)) < 0)
- log_debug("Failed to parse state value %s", value);
+ state = socket_state_from_string(value);
+ if (state < 0)
+ log_debug_unit(u->id,
+ "Failed to parse state value %s", value);
else
s->deserialized_state = state;
} else if (streq(key, "result")) {
@@ -1694,7 +1794,8 @@ static int socket_deserialize_item(Unit *u, const char *key, const char *value,
f = socket_result_from_string(value);
if (f < 0)
- log_debug("Failed to parse result value %s", value);
+ log_debug_unit(u->id,
+ "Failed to parse result value %s", value);
else if (f != SOCKET_SUCCESS)
s->result = f;
@@ -1702,21 +1803,25 @@ static int socket_deserialize_item(Unit *u, const char *key, const char *value,
unsigned k;
if (safe_atou(value, &k) < 0)
- log_debug("Failed to parse n-accepted value %s", value);
+ log_debug_unit(u->id,
+ "Failed to parse n-accepted value %s", value);
else
s->n_accepted += k;
} else if (streq(key, "control-pid")) {
pid_t pid;
if (parse_pid(value, &pid) < 0)
- log_debug("Failed to parse control-pid value %s", value);
+ log_debug_unit(u->id,
+ "Failed to parse control-pid value %s", value);
else
s->control_pid = pid;
} else if (streq(key, "control-command")) {
SocketExecCommand id;
- if ((id = socket_exec_command_from_string(value)) < 0)
- log_debug("Failed to parse exec-command value %s", value);
+ id = socket_exec_command_from_string(value);
+ if (id < 0)
+ log_debug_unit(u->id,
+ "Failed to parse exec-command value %s", value);
else {
s->control_command_id = id;
s->control_command = s->exec_command[id];
@@ -1726,7 +1831,8 @@ static int socket_deserialize_item(Unit *u, const char *key, const char *value,
SocketPort *p;
if (sscanf(value, "%i %n", &fd, &skip) < 1 || fd < 0 || !fdset_contains(fds, fd))
- log_debug("Failed to parse fifo value %s", value);
+ log_debug_unit(u->id,
+ "Failed to parse fifo value %s", value);
else {
LIST_FOREACH(port, p, s->ports)
@@ -1746,7 +1852,8 @@ static int socket_deserialize_item(Unit *u, const char *key, const char *value,
SocketPort *p;
if (sscanf(value, "%i %n", &fd, &skip) < 1 || fd < 0 || !fdset_contains(fds, fd))
- log_debug("Failed to parse special value %s", value);
+ log_debug_unit(u->id,
+ "Failed to parse special value %s", value);
else {
LIST_FOREACH(port, p, s->ports)
@@ -1761,12 +1868,34 @@ static int socket_deserialize_item(Unit *u, const char *key, const char *value,
}
}
+ } else if (streq(key, "mqueue")) {
+ int fd, skip = 0;
+ SocketPort *p;
+
+ if (sscanf(value, "%i %n", &fd, &skip) < 1 || fd < 0 || !fdset_contains(fds, fd))
+ log_debug_unit(u->id,
+ "Failed to parse mqueue value %s", value);
+ else {
+
+ LIST_FOREACH(port, p, s->ports)
+ if (p->type == SOCKET_MQUEUE &&
+ streq_ptr(p->path, value+skip))
+ break;
+
+ if (p) {
+ if (p->fd >= 0)
+ close_nointr_nofail(p->fd);
+ p->fd = fdset_remove(fds, fd);
+ }
+ }
+
} else if (streq(key, "socket")) {
int fd, type, skip = 0;
SocketPort *p;
if (sscanf(value, "%i %i %n", &fd, &type, &skip) < 2 || fd < 0 || type < 0 || !fdset_contains(fds, fd))
- log_debug("Failed to parse socket value %s", value);
+ log_debug_unit(u->id,
+ "Failed to parse socket value %s", value);
else {
LIST_FOREACH(port, p, s->ports)
@@ -1785,7 +1914,8 @@ static int socket_deserialize_item(Unit *u, const char *key, const char *value,
SocketPort *p;
if (sscanf(value, "%i %n", &fd, &skip) < 1 || fd < 0 || !fdset_contains(fds, fd))
- log_debug("Failed to parse socket value %s", value);
+ log_debug_unit(u->id,
+ "Failed to parse socket value %s", value);
else {
LIST_FOREACH(port, p, s->ports)
@@ -1800,7 +1930,36 @@ static int socket_deserialize_item(Unit *u, const char *key, const char *value,
}
} else
- log_debug("Unknown serialization key '%s'", key);
+ log_debug_unit(UNIT(s)->id,
+ "Unknown serialization key '%s'", key);
+
+ return 0;
+}
+
+static int socket_distribute_fds(Unit *u, FDSet *fds) {
+ Socket *s = SOCKET(u);
+ SocketPort *p;
+
+ assert(u);
+
+ LIST_FOREACH(port, p, s->ports) {
+ Iterator i;
+ int fd;
+
+ if (p->type != SOCKET_SOCKET)
+ continue;
+
+ if (p->fd >= 0)
+ continue;
+
+ FDSET_FOREACH(fd, fds, i) {
+ if (socket_address_matches_fd(&p->address, fd)) {
+ p->fd = fdset_remove(fds, fd);
+ s->deserialized_state = SOCKET_LISTENING;
+ break;
+ }
+ }
+ }
return 0;
}
@@ -1835,14 +1994,18 @@ static void socket_fd_event(Unit *u, int fd, uint32_t events, Watch *w) {
if (s->state != SOCKET_LISTENING)
return;
- log_debug("Incoming traffic on %s", u->id);
+ log_debug_unit(u->id, "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->id);
+ log_error_unit(u->id,
+ "%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->id, events);
+ log_error_unit(u->id,
+ "%s: Got unexpected poll event (0x%x) on socket.",
+ u->id, events);
goto fail;
}
@@ -1850,12 +2013,14 @@ static void socket_fd_event(Unit *u, int fd, uint32_t events, Watch *w) {
if (w->socket_accept) {
for (;;) {
- if ((cfd = accept4(fd, NULL, NULL, SOCK_NONBLOCK)) < 0) {
+ cfd = accept4(fd, NULL, NULL, SOCK_NONBLOCK);
+ if (cfd < 0) {
if (errno == EINTR)
continue;
- log_error("Failed to accept socket: %m");
+ log_error_unit(u->id,
+ "Failed to accept socket: %m");
goto fail;
}
@@ -1884,7 +2049,7 @@ static void socket_sigchld_event(Unit *u, pid_t pid, int code, int status) {
s->control_pid = 0;
- if (is_clean_exit(code, status))
+ if (is_clean_exit(code, status, NULL))
f = SOCKET_SUCCESS;
else if (code == CLD_EXITED)
f = SOCKET_FAILURE_EXIT_CODE;
@@ -1902,8 +2067,10 @@ static void socket_sigchld_event(Unit *u, pid_t pid, int code, int status) {
f = SOCKET_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);
+ log_full_unit(f == SOCKET_SUCCESS ? LOG_DEBUG : LOG_NOTICE,
+ u->id,
+ "%s control process exited, code=%s status=%i",
+ u->id, sigchld_code_to_string(code), status);
if (f != SOCKET_SUCCESS)
s->result = f;
@@ -1912,7 +2079,9 @@ static void socket_sigchld_event(Unit *u, pid_t pid, int code, int status) {
s->control_command->command_next &&
f == SOCKET_SUCCESS) {
- log_debug("%s running next command for state %s", u->id, socket_state_to_string(s->state));
+ log_debug_unit(u->id,
+ "%s running next command for state %s",
+ u->id, socket_state_to_string(s->state));
socket_run_next(s);
} else {
s->control_command = NULL;
@@ -1921,7 +2090,9 @@ static void socket_sigchld_event(Unit *u, pid_t pid, int code, int status) {
/* 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->id, socket_state_to_string(s->state));
+ log_debug_unit(u->id,
+ "%s got final SIGCHLD for state %s",
+ u->id, socket_state_to_string(s->state));
switch (s->state) {
@@ -1970,52 +2141,65 @@ static void socket_timer_event(Unit *u, uint64_t elapsed, Watch *w) {
switch (s->state) {
case SOCKET_START_PRE:
- log_warning("%s starting timed out. Terminating.", u->id);
+ log_warning_unit(u->id,
+ "%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->id);
+ log_warning_unit(u->id,
+ "%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->id);
+ log_warning_unit(u->id,
+ "%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->kill_context.send_sigkill) {
- log_warning("%s stopping timed out. Killing.", u->id);
+ log_warning_unit(u->id,
+ "%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->id);
+ log_warning_unit(u->id,
+ "%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->id);
+ log_warning_unit(u->id,
+ "%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->id);
+ log_warning_unit(u->id,
+ "%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->kill_context.send_sigkill) {
- log_warning("%s stopping timed out (2). Killing.", u->id);
+ log_warning_unit(u->id,
+ "%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->id);
+ log_warning_unit(u->id,
+ "%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->id);
+ log_warning_unit(u->id,
+ "%s still around after SIGKILL (2). Entering failed mode.",
+ u->id);
socket_enter_dead(s, SOCKET_FAILURE_TIMEOUT);
break;
@@ -2071,7 +2255,9 @@ void socket_notify_service_dead(Socket *s, bool failed_permanent) {
* services. */
if (s->state == SOCKET_RUNNING) {
- log_debug("%s got notified about service death (failed permanently: %s)", UNIT(s)->id, yes_no(failed_permanent));
+ log_debug_unit(UNIT(s)->id,
+ "%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
@@ -2090,7 +2276,8 @@ void socket_connection_unref(Socket *s) {
assert(s->n_connections > 0);
s->n_connections--;
- log_debug("%s: One connection closed, %u left.", UNIT(s)->id, s->n_connections);
+ log_debug_unit(UNIT(s)->id,
+ "%s: One connection closed, %u left.", UNIT(s)->id, s->n_connections);
}
static void socket_reset_failed(Unit *u) {
@@ -2194,6 +2381,8 @@ DEFINE_STRING_TABLE_LOOKUP(socket_result, SocketResult);
const UnitVTable socket_vtable = {
.object_size = sizeof(Socket),
+ .exec_context_offset = offsetof(Socket, exec_context),
+
.sections =
"Unit\0"
"Socket\0"
@@ -2214,6 +2403,7 @@ const UnitVTable socket_vtable = {
.serialize = socket_serialize,
.deserialize_item = socket_deserialize_item,
+ .distribute_fds = socket_distribute_fds,
.active_state = socket_active_state,
.sub_state_to_string = socket_sub_state_to_string,
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