#include <sys/prctl.h>
#include <sys/mount.h>
#include <linux/fs.h>
+#include <sys/stat.h>
#include "unit.h"
#include "strv.h"
#include "securebits.h"
#include "missing.h"
#include "unit-name.h"
+#include "bus-errors.h"
#define COMMENTS "#;\n"
-#define LINE_MAX 4096
-
-#define DEFINE_CONFIG_PARSE_ENUM(function,name,type,msg) \
- static int function( \
- const char *filename, \
- unsigned line, \
- const char *section, \
- const char *lvalue, \
- const char *rvalue, \
- void *data, \
- void *userdata) { \
- \
- type *i = data, x; \
- \
- assert(filename); \
- assert(lvalue); \
- assert(rvalue); \
- assert(data); \
- \
- if ((x = name##_from_string(rvalue)) < 0) { \
- log_error("[%s:%u] " msg ": %s", filename, line, rvalue); \
- return -EBADMSG; \
- } \
- \
- *i = x; \
- \
- return 0; \
- }
static int config_parse_deps(
const char *filename,
assert(lvalue);
assert(rvalue);
- FOREACH_WORD(w, l, rvalue, state) {
+ FOREACH_WORD_QUOTED(w, l, rvalue, state) {
char *t, *k;
int r;
assert(rvalue);
assert(data);
- FOREACH_WORD(w, l, rvalue, state) {
+ FOREACH_WORD_QUOTED(w, l, rvalue, state) {
char *t, *k;
int r;
void *data,
void *userdata) {
- ExecCommand **e = data, *nce = NULL;
- char **n;
- char *w;
+ ExecCommand **e = data, *nce;
+ char *path, **n;
unsigned k;
- size_t l;
- char *state, *path = NULL;
- bool honour_argv0, write_to_path;
assert(filename);
assert(lvalue);
assert(rvalue);
- assert(data);
+ assert(e);
/* We accept an absolute path as first argument, or
* alternatively an absolute prefixed with @ to allow
* overriding of argv[0]. */
- honour_argv0 = rvalue[0] == '@';
+ for (;;) {
+ char *w;
+ size_t l;
+ char *state;
+ bool honour_argv0 = false, ignore = false;
- if (rvalue[honour_argv0 ? 1 : 0] != '/') {
- log_error("[%s:%u] Invalid executable path in command line: %s", filename, line, rvalue);
- return -EINVAL;
- }
+ path = NULL;
+ nce = NULL;
+ n = NULL;
- k = 0;
- FOREACH_WORD_QUOTED(w, l, rvalue, state)
- k++;
+ rvalue += strspn(rvalue, WHITESPACE);
- if (!(n = new(char*, k + (honour_argv0 ? 0 : 1))))
- return -ENOMEM;
+ if (rvalue[0] == 0)
+ break;
- k = 0;
- write_to_path = honour_argv0;
- FOREACH_WORD_QUOTED(w, l, rvalue, state) {
- if (write_to_path) {
- if (!(path = strndup(w+1, l-1)))
- goto fail;
- write_to_path = false;
- } else {
- if (!(n[k++] = strndup(w, l)))
- goto fail;
+ if (rvalue[0] == '-') {
+ ignore = true;
+ rvalue ++;
}
- }
- n[k] = NULL;
+ if (rvalue[0] == '@') {
+ honour_argv0 = true;
+ rvalue ++;
+ }
- if (!n[0]) {
- log_error("[%s:%u] Invalid command line: %s", filename, line, rvalue);
- strv_free(n);
- return -EINVAL;
- }
+ if (*rvalue != '/') {
+ log_error("[%s:%u] Invalid executable path in command line: %s", filename, line, rvalue);
+ return -EINVAL;
+ }
- if (!path)
- if (!(path = strdup(n[0])))
- goto fail;
+ k = 0;
+ FOREACH_WORD_QUOTED(w, l, rvalue, state) {
+ if (strncmp(w, ";", l) == 0)
+ break;
+
+ k++;
+ }
+
+ if (!(n = new(char*, k + !honour_argv0)))
+ return -ENOMEM;
+
+ k = 0;
+ FOREACH_WORD_QUOTED(w, l, rvalue, state) {
+ if (strncmp(w, ";", l) == 0)
+ break;
+
+ if (honour_argv0 && w == rvalue) {
+ assert(!path);
+ if (!(path = cunescape_length(w, l)))
+ goto fail;
+ } else {
+ if (!(n[k++] = cunescape_length(w, l)))
+ goto fail;
+ }
+ }
+
+ n[k] = NULL;
+
+ if (!n[0]) {
+ log_error("[%s:%u] Invalid command line: %s", filename, line, rvalue);
+ strv_free(n);
+ return -EINVAL;
+ }
+
+ if (!path)
+ if (!(path = strdup(n[0])))
+ goto fail;
+
+ assert(path_is_absolute(path));
- assert(path_is_absolute(path));
+ if (!(nce = new0(ExecCommand, 1)))
+ goto fail;
- if (!(nce = new0(ExecCommand, 1)))
- goto fail;
+ nce->argv = n;
+ nce->path = path;
+ nce->ignore = ignore;
- nce->argv = n;
- nce->path = path;
+ path_kill_slashes(nce->path);
- path_kill_slashes(nce->path);
+ exec_command_append_list(e, nce);
- exec_command_append_list(e, nce);
+ rvalue = state;
+ }
return 0;
return 0;
}
-DEFINE_CONFIG_PARSE_ENUM(config_parse_service_type, service_type, ServiceType, "Failed to parse service type");
-DEFINE_CONFIG_PARSE_ENUM(config_parse_service_restart, service_restart, ServiceRestart, "Failed to parse service restart specifier");
+static DEFINE_CONFIG_PARSE_ENUM(config_parse_service_type, service_type, ServiceType, "Failed to parse service type");
+static DEFINE_CONFIG_PARSE_ENUM(config_parse_service_restart, service_restart, ServiceRestart, "Failed to parse service restart specifier");
static int config_parse_bindtodevice(
const char *filename,
return 0;
}
-DEFINE_CONFIG_PARSE_ENUM(config_parse_output, exec_output, ExecOutput, "Failed to parse output specifier");
-DEFINE_CONFIG_PARSE_ENUM(config_parse_input, exec_input, ExecInput, "Failed to parse input specifier");
+static DEFINE_CONFIG_PARSE_ENUM(config_parse_output, exec_output, ExecOutput, "Failed to parse output specifier");
+static DEFINE_CONFIG_PARSE_ENUM(config_parse_input, exec_input, ExecInput, "Failed to parse input specifier");
static int config_parse_facility(
const char *filename,
assert(rvalue);
assert(data);
- FOREACH_WORD(w, l, rvalue, state) {
+ FOREACH_WORD_QUOTED(w, l, rvalue, state) {
char *t;
int r;
unsigned cpu;
r = safe_atou(t, &cpu);
free(t);
- if (r < 0 || cpu >= CPU_SETSIZE) {
+ if (!(c->cpuset))
+ if (!(c->cpuset = cpu_set_malloc(&c->cpuset_ncpus)))
+ return -ENOMEM;
+
+ if (r < 0 || cpu >= c->cpuset_ncpus) {
log_error("[%s:%u] Failed to parse CPU affinity: %s", filename, line, rvalue);
return -EBADMSG;
}
- CPU_SET(cpu, &c->cpu_affinity);
+ CPU_SET_S(cpu, CPU_ALLOC_SIZE(c->cpuset_ncpus), c->cpuset);
}
- c->cpu_affinity_set = true;
-
return 0;
}
assert(rvalue);
assert(data);
- FOREACH_WORD(w, l, rvalue, state) {
+ FOREACH_WORD_QUOTED(w, l, rvalue, state) {
if (first_word(w, "keep-caps"))
c->secure_bits |= SECURE_KEEP_CAPS;
else if (first_word(w, "keep-caps-locked"))
assert(rvalue);
assert(data);
- FOREACH_WORD(w, l, rvalue, state) {
+ FOREACH_WORD_QUOTED(w, l, rvalue, state) {
char *t;
int r;
cap_value_t cap;
return 0;
}
-static int config_parse_timer_slack_ns(
+static int config_parse_timer_slack_nsec(
const char *filename,
unsigned line,
const char *section,
return r;
}
- c->timer_slack_ns = u;
+ c->timer_slack_nsec = u;
return 0;
}
size_t l;
char *state;
- FOREACH_WORD(w, l, rvalue, state) {
+ FOREACH_WORD_QUOTED(w, l, rvalue, state) {
char *t;
int r;
- if (!(t = strndup(w, l)))
+ if (!(t = cunescape_length(w, l)))
return -ENOMEM;
r = unit_add_cgroup_from_text(u, t);
return 0;
}
-DEFINE_CONFIG_PARSE_ENUM(config_parse_kill_mode, kill_mode, KillMode, "Failed to parse kill mode");
+static DEFINE_CONFIG_PARSE_ENUM(config_parse_kill_mode, kill_mode, KillMode, "Failed to parse kill mode");
+
+static int config_parse_kill_signal(
+ const char *filename,
+ unsigned line,
+ const char *section,
+ const char *lvalue,
+ const char *rvalue,
+ void *data,
+ void *userdata) {
+
+ int *sig = data;
+ int r;
+
+ assert(filename);
+ assert(lvalue);
+ assert(rvalue);
+ assert(sig);
+
+ if ((r = signal_from_string(rvalue)) <= 0)
+ if (startswith(rvalue, "SIG"))
+ r = signal_from_string(rvalue+3);
+
+ if (r <= 0) {
+ log_error("[%s:%u] Failed to parse kill signal: %s", filename, line, rvalue);
+ return -EINVAL;
+ }
+
+ *sig = r;
+ return 0;
+}
static int config_parse_mount_flags(
const char *filename,
assert(rvalue);
assert(data);
- FOREACH_WORD(w, l, rvalue, state) {
+ FOREACH_WORD_QUOTED(w, l, rvalue, state) {
if (strncmp(w, "shared", l) == 0)
flags |= MS_SHARED;
else if (strncmp(w, "slave", l) == 0)
Timer *t = data;
int r;
+ DBusError error;
+
+ assert(filename);
+ assert(lvalue);
+ assert(rvalue);
+ assert(data);
+
+ dbus_error_init(&error);
if (endswith(rvalue, ".timer")) {
log_error("[%s:%u] Unit cannot be of type timer: %s", filename, line, rvalue);
return -EINVAL;
}
- if ((r = manager_load_unit(t->meta.manager, rvalue, NULL, &t->unit)) < 0) {
- log_error("[%s:%u] Failed to load unit: %s", filename, line, rvalue);
+ if ((r = manager_load_unit(t->meta.manager, rvalue, NULL, NULL, &t->unit)) < 0) {
+ log_error("[%s:%u] Failed to load unit %s: %s", filename, line, rvalue, bus_error(&error, r));
+ dbus_error_free(&error);
return r;
}
Path *t = data;
int r;
+ DBusError error;
+
+ assert(filename);
+ assert(lvalue);
+ assert(rvalue);
+ assert(data);
+
+ dbus_error_init(&error);
if (endswith(rvalue, ".path")) {
log_error("[%s:%u] Unit cannot be of type path: %s", filename, line, rvalue);
return -EINVAL;
}
- if ((r = manager_load_unit(t->meta.manager, rvalue, NULL, &t->unit)) < 0) {
- log_error("[%s:%u] Failed to load unit: %s", filename, line, rvalue);
+ if ((r = manager_load_unit(t->meta.manager, rvalue, NULL, &error, &t->unit)) < 0) {
+ log_error("[%s:%u] Failed to load unit %s: %s", filename, line, rvalue, bus_error(&error, r));
+ dbus_error_free(&error);
return r;
}
return 0;
}
-DEFINE_CONFIG_PARSE_ENUM(config_parse_notify_access, notify_access, NotifyAccess, "Failed to parse notify access specifier");
+static DEFINE_CONFIG_PARSE_ENUM(config_parse_notify_access, notify_access, NotifyAccess, "Failed to parse notify access specifier");
#define FOLLOW_MAX 8
path_kill_slashes(*filename);
/* Add the file name we are currently looking at to
- * the names of this unit */
+ * the names of this unit, but only if it is a valid
+ * unit name. */
name = file_name_from_path(*filename);
- if (!(id = set_get(names, name))) {
- if (!(id = strdup(name)))
- return -ENOMEM;
+ if (unit_name_is_valid(name)) {
+ if (!(id = set_get(names, name))) {
- if ((r = set_put(names, id)) < 0) {
- free(id);
- return r;
+ if (!(id = strdup(name)))
+ return -ENOMEM;
+
+ if ((r = set_put(names, id)) < 0) {
+ free(id);
+ return r;
+ }
}
}
*filename = target;
}
- if (!(f = fdopen(fd, "r"))) {
+ if (!(f = fdopen(fd, "re"))) {
r = -errno;
close_nointr_nofail(fd);
return r;
{ config_parse_capabilities, "CAPABILITIES" },
{ config_parse_secure_bits, "SECUREBITS" },
{ config_parse_bounding_set, "BOUNDINGSET" },
- { config_parse_timer_slack_ns, "TIMERSLACK" },
+ { config_parse_timer_slack_nsec, "TIMERSLACK" },
{ config_parse_limit, "LIMIT" },
{ config_parse_cgroup, "CGROUP [...]" },
{ config_parse_deps, "UNIT [...]" },
{ config_parse_service_restart, "SERVICERESTART" },
{ config_parse_sysv_priority, "SYSVPRIORITY" },
{ config_parse_kill_mode, "KILLMODE" },
+ { config_parse_kill_signal, "SIGNAL" },
{ config_parse_listen, "SOCKET [...]" },
{ config_parse_socket_bind, "SOCKETBIND" },
{ config_parse_bindtodevice, "NETWORKINTERFACE" },
{ "SyslogIdentifier", config_parse_string_printf, &(context).syslog_identifier, section }, \
{ "SyslogFacility", config_parse_facility, &(context).syslog_priority, section }, \
{ "SyslogLevel", config_parse_level, &(context).syslog_priority, section }, \
- { "SyslogNoPrefix", config_parse_bool, &(context).syslog_no_prefix, section }, \
+ { "SyslogLevelPrefix", config_parse_bool, &(context).syslog_level_prefix, section }, \
{ "Capabilities", config_parse_capabilities, &(context), section }, \
{ "SecureBits", config_parse_secure_bits, &(context), section }, \
{ "CapabilityBoundingSetDrop", config_parse_bounding_set, &(context), section }, \
- { "TimerSlackNS", config_parse_timer_slack_ns, &(context), section }, \
+ { "TimerSlackNSec", config_parse_timer_slack_nsec,&(context), section }, \
{ "LimitCPU", config_parse_limit, &(context).rlimit[RLIMIT_CPU], section }, \
{ "LimitFSIZE", config_parse_limit, &(context).rlimit[RLIMIT_FSIZE], section }, \
{ "LimitDATA", config_parse_limit, &(context).rlimit[RLIMIT_DATA], section }, \
{ "PrivateTmp", config_parse_bool, &(context).private_tmp, section }, \
{ "MountFlags", config_parse_mount_flags, &(context), section }, \
{ "TCPWrapName", config_parse_string_printf, &(context).tcpwrap_name, section }, \
- { "PAMName", config_parse_string_printf, &(context).pam_name, section }
+ { "PAMName", config_parse_string_printf, &(context).pam_name, section }, \
+ { "KillMode", config_parse_kill_mode, &(context).kill_mode, section }, \
+ { "KillSignal", config_parse_kill_signal, &(context).kill_signal, section }
const ConfigItem items[] = {
{ "Names", config_parse_names, u, "Unit" },
{ "Conflicts", config_parse_deps, UINT_TO_PTR(UNIT_CONFLICTS), "Unit" },
{ "Before", config_parse_deps, UINT_TO_PTR(UNIT_BEFORE), "Unit" },
{ "After", config_parse_deps, UINT_TO_PTR(UNIT_AFTER), "Unit" },
+ { "OnFailure", config_parse_deps, UINT_TO_PTR(UNIT_ON_FAILURE), "Unit" },
{ "RecursiveStop", config_parse_bool, &u->meta.recursive_stop, "Unit" },
{ "StopWhenUnneeded", config_parse_bool, &u->meta.stop_when_unneeded, "Unit" },
- { "OnlyByDependency", config_parse_bool, &u->meta.only_by_dependency, "Unit" },
+ { "RefuseManualStart", config_parse_bool, &u->meta.refuse_manual_start, "Unit" },
+ { "RefuseManualStop", config_parse_bool, &u->meta.refuse_manual_stop, "Unit" },
+ { "DefaultDependencies", config_parse_bool, &u->meta.default_dependencies, "Unit" },
+ { "IgnoreDependencyFailure",config_parse_bool, &u->meta.ignore_dependency_failure, "Unit" },
+ { "JobTimeoutSec", config_parse_usec, &u->meta.job_timeout, "Unit" },
{ "PIDFile", config_parse_path, &u->service.pid_file, "Service" },
{ "ExecStartPre", config_parse_exec, u->service.exec_command+SERVICE_EXEC_START_PRE, "Service" },
{ "RootDirectoryStartOnly", config_parse_bool, &u->service.root_directory_start_only, "Service" },
{ "ValidNoProcess", config_parse_bool, &u->service.valid_no_process, "Service" },
{ "SysVStartPriority", config_parse_sysv_priority, &u->service.sysv_start_priority, "Service" },
- { "KillMode", config_parse_kill_mode, &u->service.kill_mode, "Service" },
{ "NonBlocking", config_parse_bool, &u->service.exec_context.non_blocking, "Service" },
{ "BusName", config_parse_string_printf, &u->service.bus_name, "Service" },
{ "NotifyAccess", config_parse_notify_access, &u->service.notify_access, "Service" },
{ "TimeoutSec", config_parse_usec, &u->socket.timeout_usec, "Socket" },
{ "DirectoryMode", config_parse_mode, &u->socket.directory_mode, "Socket" },
{ "SocketMode", config_parse_mode, &u->socket.socket_mode, "Socket" },
- { "KillMode", config_parse_kill_mode, &u->socket.kill_mode, "Socket" },
{ "Accept", config_parse_bool, &u->socket.accept, "Socket" },
{ "MaxConnections", config_parse_unsigned, &u->socket.max_connections, "Socket" },
{ "KeepAlive", config_parse_bool, &u->socket.keep_alive, "Socket" },
{ "Mark", config_parse_int, &u->socket.mark, "Socket" },
{ "PipeSize", config_parse_size, &u->socket.pipe_size, "Socket" },
{ "FreeBind", config_parse_bool, &u->socket.free_bind, "Socket" },
+ { "TCPCongestion", config_parse_string, &u->socket.tcp_congestion, "Socket" },
EXEC_CONTEXT_CONFIG_ITEMS(u->socket.exec_context, "Socket"),
{ "What", config_parse_string, &u->mount.parameters_fragment.what, "Mount" },
{ "Options", config_parse_string, &u->mount.parameters_fragment.options, "Mount" },
{ "Type", config_parse_string, &u->mount.parameters_fragment.fstype, "Mount" },
{ "TimeoutSec", config_parse_usec, &u->mount.timeout_usec, "Mount" },
- { "KillMode", config_parse_kill_mode, &u->mount.kill_mode, "Mount" },
{ "DirectoryMode", config_parse_mode, &u->mount.directory_mode, "Mount" },
EXEC_CONTEXT_CONFIG_ITEMS(u->mount.exec_context, "Mount"),
{ "Where", config_parse_path, &u->automount.where, "Automount" },
+ { "DirectoryMode", config_parse_mode, &u->automount.directory_mode, "Automount" },
{ "What", config_parse_path, &u->swap.parameters_fragment.what, "Swap" },
{ "Priority", config_parse_int, &u->swap.parameters_fragment.priority, "Swap" },
- { "OnActive", config_parse_timer, &u->timer, "Timer" },
- { "OnBoot", config_parse_timer, &u->timer, "Timer" },
- { "OnStartup", config_parse_timer, &u->timer, "Timer" },
- { "OnUnitActive", config_parse_timer, &u->timer, "Timer" },
- { "OnUnitInactive", config_parse_timer, &u->timer, "Timer" },
+ { "OnActiveSec", config_parse_timer, &u->timer, "Timer" },
+ { "OnBootSec", config_parse_timer, &u->timer, "Timer" },
+ { "OnStartupSec", config_parse_timer, &u->timer, "Timer" },
+ { "OnUnitActiveSec", config_parse_timer, &u->timer, "Timer" },
+ { "OnUnitInactiveSec", config_parse_timer, &u->timer, "Timer" },
{ "Unit", config_parse_timer_unit, &u->timer, "Timer" },
{ "PathExists", config_parse_path_spec, &u->path, "Path" },
FILE *f = NULL;
char *filename = NULL, *id = NULL;
Unit *merged;
+ struct stat st;
if (!u) {
/* Dirty dirty hack. */
goto finish;
}
- if ((r = open_follow(&filename, &f, symlink_names, &id)) < 0) {
+ if (u->meta.manager->unit_path_cache &&
+ !set_get(u->meta.manager->unit_path_cache, filename))
+ r = -ENOENT;
+ else
+ r = open_follow(&filename, &f, symlink_names, &id);
+
+ if (r < 0) {
char *sn;
free(filename);
}
if (!filename) {
+ /* Hmm, no suitable file found? */
r = 0;
goto finish;
}
goto finish;
}
+ zero(st);
+ if (fstat(fileno(f), &st) < 0) {
+ r = -errno;
+ goto finish;
+ }
+
/* Now, parse the file contents */
if ((r = config_parse(filename, f, sections, items, false, u)) < 0)
goto finish;
u->meta.fragment_path = filename;
filename = NULL;
+ u->meta.fragment_mtime = timespec_load(&st.st_mtim);
+
u->meta.load_state = UNIT_LOADED;
r = 0;
int unit_load_fragment(Unit *u) {
int r;
+ Iterator i;
+ const char *t;
assert(u);
+ assert(u->meta.load_state == UNIT_STUB);
+ assert(u->meta.id);
- if (u->meta.fragment_path) {
+ /* First, try to find the unit under its id. We always look
+ * for unit files in the default directories, to make it easy
+ * to override things by placing things in /etc/systemd/system */
+ if ((r = load_from_path(u, u->meta.id)) < 0)
+ return r;
+
+ /* Try to find an alias we can load this with */
+ if (u->meta.load_state == UNIT_STUB)
+ SET_FOREACH(t, u->meta.names, i) {
+
+ if (t == u->meta.id)
+ continue;
+
+ if ((r = load_from_path(u, t)) < 0)
+ return r;
+
+ if (u->meta.load_state != UNIT_STUB)
+ break;
+ }
+ /* And now, try looking for it under the suggested (originally linked) path */
+ if (u->meta.load_state == UNIT_STUB && u->meta.fragment_path)
if ((r = load_from_path(u, u->meta.fragment_path)) < 0)
return r;
- } else {
- Iterator i;
- const char *t;
+ /* Look for a template */
+ if (u->meta.load_state == UNIT_STUB && u->meta.instance) {
+ char *k;
+
+ if (!(k = unit_name_template(u->meta.id)))
+ return -ENOMEM;
- /* Try to find the unit under its id */
- if ((r = load_from_path(u, u->meta.id)) < 0)
+ r = load_from_path(u, k);
+ free(k);
+
+ if (r < 0)
return r;
- /* Try to find an alias we can load this with */
if (u->meta.load_state == UNIT_STUB)
SET_FOREACH(t, u->meta.names, i) {
if (t == u->meta.id)
continue;
- if ((r = load_from_path(u, t)) < 0)
+ if (!(k = unit_name_template(t)))
+ return -ENOMEM;
+
+ r = load_from_path(u, k);
+ free(k);
+
+ if (r < 0)
return r;
if (u->meta.load_state != UNIT_STUB)
break;
}
-
- /* Now, follow the same logic, but look for a template */
- if (u->meta.load_state == UNIT_STUB && u->meta.instance) {
- char *k;
-
- if (!(k = unit_name_template(u->meta.id)))
- return -ENOMEM;
-
- r = load_from_path(u, k);
- free(k);
-
- if (r < 0)
- return r;
-
- if (u->meta.load_state == UNIT_STUB)
- SET_FOREACH(t, u->meta.names, i) {
-
- if (t == u->meta.id)
- continue;
-
- if (!(k = unit_name_template(t)))
- return -ENOMEM;
-
- r = load_from_path(u, k);
- free(k);
-
- if (r < 0)
- return r;
-
- if (u->meta.load_state != UNIT_STUB)
- break;
- }
- }
}
return 0;