#include "logs-show.h"
#include "socket-util.h"
#include "fileio.h"
+#include "copy.h"
#include "env-util.h"
#include "bus-util.h"
#include "bus-message.h"
#include "bus-error.h"
-#include "bus-errors.h"
+#include "bus-common-errors.h"
+#include "mkdir.h"
+#include "dropin.h"
static char **arg_types = NULL;
static char **arg_states = NULL;
}
static bool output_show_unit(const UnitInfo *u, char **patterns) {
- const char *dot;
-
if (!strv_isempty(patterns)) {
char **pattern;
STRV_FOREACH(pattern, patterns)
if (fnmatch(*pattern, u->id, FNM_NOESCAPE) == 0)
- return true;
+ goto next;
return false;
}
- return (!arg_types || ((dot = strrchr(u->id, '.')) &&
- strv_find(arg_types, dot+1))) &&
- (arg_all || !(streq(u->active_state, "inactive")
- || u->following[0]) || u->job_id > 0);
+next:
+ if (arg_types) {
+ const char *dot;
+
+ dot = strrchr(u->id, '.');
+ if (!dot)
+ return false;
+
+ if (!strv_find(arg_types, dot+1))
+ return false;
+ }
+
+ if (arg_all)
+ return true;
+
+ if (u->job_id > 0)
+ return true;
+
+ if (streq(u->active_state, "inactive") || u->following[0])
+ return false;
+
+ return true;
}
static int output_units_list(const UnitInfo *unit_infos, unsigned c) {
_cleanup_bus_close_unref_ sd_bus *container = NULL;
int k;
- r = sd_bus_open_system_container(&container, *i);
+ r = sd_bus_open_system_machine(&container, *i);
if (r < 0) {
- log_error("Failed to connect to container %s: %s", *i, strerror(-r));
+ log_error_errno(r, "Failed to connect to container %s: %m", *i);
continue;
}
/* Note: triggered is a list here, although it almost certainly
* will always be one unit. Nevertheless, dbus API allows for multiple
- * values, so let's follow that.*/
+ * values, so let's follow that. */
char** triggered;
/* The strv above is shared. free is set only in the first one. */
}
static bool output_show_unit_file(const UnitFileList *u, char **patterns) {
- const char *dot;
-
if (!strv_isempty(patterns)) {
char **pattern;
STRV_FOREACH(pattern, patterns)
if (fnmatch(*pattern, basename(u->path), FNM_NOESCAPE) == 0)
- return true;
+ goto next;
return false;
}
- return !arg_types || ((dot = strrchr(u->path, '.')) && strv_find(arg_types, dot+1));
+next:
+ if (!strv_isempty(arg_types)) {
+ const char *dot;
+
+ dot = strrchr(u->path, '.');
+ if (!dot)
+ return false;
+
+ if (!strv_find(arg_types, dot+1))
+ return false;
+ }
+
+ if (!strv_isempty(arg_states)) {
+ if (!strv_find(arg_states, unit_file_state_to_string(u->state)))
+ return false;
+ }
+
+ return true;
}
static void output_unit_file_list(const UnitFileList *units, unsigned c) {
r = unit_file_get_list(arg_scope, arg_root, h);
if (r < 0) {
unit_file_list_free(h);
- log_error("Failed to get unit file list: %s", strerror(-r));
+ log_error_errno(r, "Failed to get unit file list: %m");
return r;
}
"RequiresOverridable\0"
"Requisite\0"
"RequisiteOverridable\0"
- "Wants\0",
+ "Wants\0"
+ "BindsTo\0",
[DEPENDENCY_REVERSE] = "RequiredBy\0"
"RequiredByOverridable\0"
"WantedBy\0"
- "PartOf\0",
+ "PartOf\0"
+ "BoundBy\0",
[DEPENDENCY_AFTER] = "After\0",
[DEPENDENCY_BEFORE] = "Before\0",
};
assert(mi);
if (!bus) {
- r = sd_bus_open_system_container(&container, mi->name);
+ r = sd_bus_open_system_machine(&container, mi->name);
if (r < 0)
return r;
if (!bus || avoid_bus()) {
r = unit_file_get_default(arg_scope, arg_root, &_path);
- if (r < 0) {
- log_error("Failed to get default target: %s", strerror(-r));
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Failed to get default target: %m");
path = _path;
} else {
if (!bus || avoid_bus()) {
r = unit_file_set_default(arg_scope, arg_root, unit, true, &changes, &n_changes);
- if (r < 0) {
- log_error("Failed to set default target: %s", strerror(-r));
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Failed to set default target: %m");
if (!arg_quiet)
dump_unit_file_changes(changes, n_changes);
r = 0;
} else {
- _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
+ _cleanup_bus_message_unref_ sd_bus_message *reply = NULL, *m = NULL;
_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
- r = sd_bus_call_method(
+ r = sd_bus_message_new_method_call(
bus,
+ &m,
"org.freedesktop.systemd1",
"/org/freedesktop/systemd1",
"org.freedesktop.systemd1.Manager",
- "SetDefaultTarget",
- &error,
- &reply,
- "sb", unit, true);
+ "SetDefaultTarget");
+ if (r < 0)
+ return bus_log_create_error(r);
+
+ r = sd_bus_message_set_allow_interactive_authorization(m, arg_ask_password);
+ if (r < 0)
+ return bus_log_create_error(r);
+
+ r = sd_bus_message_append(m, "sb", unit, 1);
+ if (r < 0)
+ return bus_log_create_error(r);
+
+ r = sd_bus_call(bus, m, 0, &error, &reply);
if (r < 0) {
log_error("Failed to set default target: %s", bus_error_message(&error, -r));
return r;
static int cancel_job(sd_bus *bus, char **args) {
_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
char **name;
+ int r = 0;
assert(args);
return daemon_reload(bus, args);
STRV_FOREACH(name, args+1) {
+ _cleanup_bus_message_unref_ sd_bus_message *m = NULL;
uint32_t id;
- int r;
+ int q;
- r = safe_atou32(*name, &id);
- if (r < 0) {
- log_error("Failed to parse job id \"%s\": %s", *name, strerror(-r));
- return r;
- }
+ q = safe_atou32(*name, &id);
+ if (q < 0)
+ return log_error_errno(q, "Failed to parse job id \"%s\": %m", *name);
- r = sd_bus_call_method(
+ q = sd_bus_message_new_method_call(
bus,
+ &m,
"org.freedesktop.systemd1",
"/org/freedesktop/systemd1",
"org.freedesktop.systemd1.Manager",
- "CancelJob",
- &error,
- NULL,
- "u", id);
- if (r < 0) {
- log_error("Failed to cancel job %"PRIu32": %s", id, bus_error_message(&error, r));
- return r;
+ "CancelJob");
+ if (q < 0)
+ return bus_log_create_error(q);
+
+ q = sd_bus_message_set_allow_interactive_authorization(m, arg_ask_password);
+ if (q < 0)
+ return bus_log_create_error(1);
+
+ q = sd_bus_message_append(m, "u", id);
+ if (q < 0)
+ return bus_log_create_error(q);
+
+ q = sd_bus_call(bus, m, 0, &error, NULL);
+ if (q < 0) {
+ log_error("Failed to cancel job %"PRIu32": %s", id, bus_error_message(&error, q));
+ if (r == 0)
+ r = q;
}
}
- return 0;
+ return r;
}
static int need_daemon_reload(sd_bus *bus, const char *unit) {
return b;
}
+static void warn_unit_file_changed(const char *name) {
+ log_warning("%sWarning:%s %s changed on disk. Run 'systemctl%s daemon-reload' to reload units.",
+ ansi_highlight_red(),
+ ansi_highlight_off(),
+ name,
+ arg_scope == UNIT_FILE_SYSTEM ? "" : " --user");
+}
+
+static int unit_file_find_path(LookupPaths *lp, const char *unit_name, char **unit_path) {
+ char **p;
+
+ assert(lp);
+ assert(unit_name);
+ assert(unit_path);
+
+ STRV_FOREACH(p, lp->unit_path) {
+ _cleanup_free_ char *path;
+
+ path = path_join(arg_root, *p, unit_name);
+ if (!path)
+ return log_oom();
+
+ if (access(path, F_OK) == 0) {
+ *unit_path = path;
+ path = NULL;
+ return 1;
+ }
+ }
+
+ return 0;
+}
+
+static int unit_find_paths(sd_bus *bus,
+ const char *unit_name,
+ bool avoid_bus_cache,
+ LookupPaths *lp,
+ char **fragment_path,
+ char ***dropin_paths) {
+ int r;
+
+ /**
+ * Finds where the unit is defined on disk. Returns 0 if the unit
+ * is not found. Returns 1 if it is found, and sets
+ * - the path to the unit in *path, if it exists on disk,
+ * - and a strv of existing drop-ins in *dropins,
+ * if the arg is not NULL and any dropins were found.
+ */
+
+ assert(unit_name);
+ assert(fragment_path);
+ assert(lp);
+
+ if (!avoid_bus_cache && !unit_name_is_template(unit_name)) {
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ _cleanup_free_ char *unit = NULL;
+ _cleanup_free_ char *path = NULL;
+ _cleanup_strv_free_ char **dropins = NULL;
+
+ unit = unit_dbus_path_from_name(unit_name);
+ if (!unit)
+ return log_oom();
+
+ if (need_daemon_reload(bus, unit_name) > 0)
+ warn_unit_file_changed(unit_name);
+
+ r = sd_bus_get_property_string(
+ bus,
+ "org.freedesktop.systemd1",
+ unit,
+ "org.freedesktop.systemd1.Unit",
+ "FragmentPath",
+ &error,
+ &path);
+ if (r < 0)
+ return log_error_errno(r, "Failed to get FragmentPath: %s", bus_error_message(&error, r));
+
+ r = sd_bus_get_property_strv(
+ bus,
+ "org.freedesktop.systemd1",
+ unit,
+ "org.freedesktop.systemd1.Unit",
+ "DropInPaths",
+ &error,
+ &dropins);
+ if (r < 0)
+ return log_error_errno(r, "Failed to get DropInPaths: %s", bus_error_message(&error, r));
+
+ r = 0;
+ if (!isempty(path)) {
+ *fragment_path = path;
+ path = NULL;
+ r = 1;
+ }
+
+ if (dropin_paths && !strv_isempty(dropins)) {
+ *dropin_paths = dropins;
+ dropins = NULL;
+ r = 1;
+ }
+ } else {
+ _cleanup_set_free_ Set *names;
+
+ names = set_new(NULL);
+ if (!names)
+ return -ENOMEM;
+
+ r = set_put(names, unit_name);
+ if (r < 0)
+ return r;
+
+ r = unit_file_find_path(lp, unit_name, fragment_path);
+ if (r < 0)
+ return r;
+
+ if (r == 0) {
+ _cleanup_free_ char *template;
+
+ template = unit_name_template(unit_name);
+ if (!template)
+ return log_oom();
+
+ if (!streq(template, unit_name)) {
+ r = unit_file_find_path(lp, template, fragment_path);
+ if (r < 0)
+ return r;
+ }
+ }
+
+ if (dropin_paths)
+ r = unit_file_find_dropin_paths(lp->unit_path, NULL, names, dropin_paths);
+ }
+
+ return r;
+}
+
typedef struct WaitData {
Set *set;
assert(d->result);
if (!arg_quiet) {
- if (streq(d->result, "timeout"))
- log_error("Job for %s timed out.", strna(d->name));
- else if (streq(d->result, "canceled"))
+ if (streq(d->result, "canceled"))
log_error("Job for %s canceled.", strna(d->name));
+ else if (streq(d->result, "timeout"))
+ log_error("Job for %s timed out.", strna(d->name));
else if (streq(d->result, "dependency"))
log_error("A dependency job for %s failed. See 'journalctl -xe' for details.", strna(d->name));
+ else if (streq(d->result, "invalid"))
+ log_error("Job for %s invalid.", strna(d->name));
+ else if (streq(d->result, "assert"))
+ log_error("Assertion failed on job for %s.", strna(d->name));
+ else if (streq(d->result, "unsupported"))
+ log_error("Operation on or unit type of %s not supported on this system.", strna(d->name));
else if (!streq(d->result, "done") && !streq(d->result, "skipped")) {
if (d->name) {
bool quotes;
}
}
- if (streq(d->result, "timeout"))
- r = -ETIME;
- else if (streq(d->result, "canceled"))
+ if (streq(d->result, "canceled"))
r = -ECANCELED;
+ else if (streq(d->result, "timeout"))
+ r = -ETIME;
else if (streq(d->result, "dependency"))
r = -EIO;
+ else if (streq(d->result, "invalid"))
+ r = -ENOEXEC;
+ else if (streq(d->result, "assert"))
+ r = -EPROTO;
+ else if (streq(d->result, "unsupported"))
+ r = -ENOTSUP;
else if (!streq(d->result, "done") && !streq(d->result, "skipped"))
r = -EIO;
while (!set_isempty(s)) {
q = bus_process_wait(bus);
- if (q < 0) {
- log_error("Failed to wait for response: %s", strerror(-q));
- return q;
- }
+ if (q < 0)
+ return log_error_errno(q, "Failed to wait for response: %m");
if (d.result) {
q = check_wait_response(&d);
STRV_FOREACH(i, triggered_by) {
r = check_one_unit(bus, *i, "active\0reloading\0", true);
- if (r < 0) {
- log_error("Failed to check unit: %s", strerror(-r));
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Failed to check unit: %m");
if (r == 0)
continue;
sd_bus_error *error,
Set *s) {
- _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
+ _cleanup_bus_message_unref_ sd_bus_message *m = NULL, *reply = NULL;
const char *path;
int r;
assert(error);
log_debug("Calling manager for %s on %s, %s", method, name, mode);
- r = sd_bus_call_method(
+
+ r = sd_bus_message_new_method_call(
bus,
+ &m,
"org.freedesktop.systemd1",
"/org/freedesktop/systemd1",
"org.freedesktop.systemd1.Manager",
- method,
- error,
- &reply,
- "ss", name, mode);
+ method);
+ if (r < 0)
+ return bus_log_create_error(r);
+
+ r = sd_bus_message_set_allow_interactive_authorization(m, arg_ask_password);
+ if (r < 0)
+ return bus_log_create_error(r);
+
+ r = sd_bus_message_append(m, "ss", name, mode);
+ if (r < 0)
+ return bus_log_create_error(r);
+
+ r = sd_bus_call(bus, m, 0, error, &reply);
if (r < 0) {
const char *verb;
return bus_log_parse_error(r);
if (need_daemon_reload(bus, name) > 0)
- log_warning("Warning: Unit file of %s changed on disk, 'systemctl%s daemon-reload' recommended.",
- name, arg_scope == UNIT_FILE_SYSTEM ? "" : " --user");
+ warn_unit_file_changed(name);
if (s) {
char *p;
_cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
_cleanup_free_ UnitInfo *unit_infos = NULL;
+ if (!bus)
+ return log_error_errno(ENOTSUP, "Unit name globbing without bus is not implemented.");
+
r = get_unit_list(bus, NULL, globs, &unit_infos, 0, &reply);
if (r < 0)
return r;
static int start_unit(sd_bus *bus, char **args) {
_cleanup_set_free_free_ Set *s = NULL;
_cleanup_strv_free_ char **names = NULL;
- const char *method, *mode, *one_name;
+ const char *method, *mode, *one_name, *suffix = NULL;
char **name;
int r = 0;
method = verb_to_method(args[0]);
action = verb_to_action(args[0]);
- mode = streq(args[0], "isolate") ? "isolate" :
- action_table[action].mode ?: arg_job_mode;
+ if (streq(args[0], "isolate")) {
+ mode = "isolate";
+ suffix = ".target";
+ } else
+ mode = action_table[action].mode ?: arg_job_mode;
one_name = action_table[action].target;
} else {
if (one_name)
names = strv_new(one_name, NULL);
else {
- r = expand_names(bus, args + 1, NULL, &names);
+ r = expand_names(bus, args + 1, suffix, &names);
if (r < 0)
- log_error("Failed to expand names: %s", strerror(-r));
+ log_error_errno(r, "Failed to expand names: %m");
}
if (!arg_no_block) {
r = enable_wait_for_jobs(bus);
- if (r < 0) {
- log_error("Could not watch jobs: %s", strerror(-r));
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Could not watch jobs: %m");
s = set_new(&string_hash_ops);
if (!s)
method,
&error,
NULL,
- "b", true);
+ "b", arg_ask_password);
if (r < 0)
log_error("Failed to execute operation: %s", bus_error_message(&error, r));
assert(args);
r = expand_names(bus, args, NULL, &names);
- if (r < 0) {
- log_error("Failed to expand names: %s", strerror(-r));
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Failed to expand names: %m");
STRV_FOREACH(name, names) {
int state;
r = expand_names(bus, args + 1, NULL, &names);
if (r < 0)
- log_error("Failed to expand names: %s", strerror(-r));
+ log_error_errno(r, "Failed to expand names: %m");
STRV_FOREACH(name, names) {
- q = sd_bus_call_method(
+ _cleanup_bus_message_unref_ sd_bus_message *m = NULL;
+
+ q = sd_bus_message_new_method_call(
bus,
+ &m,
"org.freedesktop.systemd1",
"/org/freedesktop/systemd1",
"org.freedesktop.systemd1.Manager",
- "KillUnit",
- &error,
- NULL,
- "ssi", *names, arg_kill_who, arg_signal);
+ "KillUnit");
+ if (q < 0)
+ return bus_log_create_error(q);
+
+ q = sd_bus_message_set_allow_interactive_authorization(m, arg_ask_password);
+ if (q < 0)
+ return bus_log_create_error(q);
+
+ q = sd_bus_message_append(m, "ssi", *names, arg_kill_who, arg_signal);
+ if (q < 0)
+ return bus_log_create_error(q);
+
+ q = sd_bus_call(bus, m, 0, &error, NULL);
if (q < 0) {
- log_error("Failed to kill unit %s: %s",
- *names, bus_error_message(&error, r));
+ log_error("Failed to kill unit %s: %s", *names, bus_error_message(&error, q));
if (r == 0)
r = q;
}
const char *active_state;
const char *sub_state;
const char *unit_file_state;
+ const char *unit_file_preset;
const char *description;
const char *following;
bool failed_condition_trigger;
bool failed_condition_negate;
const char *failed_condition;
- const char *failed_condition_param;
+ const char *failed_condition_parameter;
+
+ usec_t assert_timestamp;
+ bool assert_result;
+ bool failed_assert_trigger;
+ bool failed_assert_negate;
+ const char *failed_assert;
+ const char *failed_assert_parameter;
/* Socket */
unsigned n_accepted;
if (i->load_error)
printf(" Loaded: %s%s%s (Reason: %s)\n",
on, strna(i->load_state), off, i->load_error);
- else if (path && i->unit_file_state)
+ else if (path && !isempty(i->unit_file_state) && !isempty(i->unit_file_preset))
+ printf(" Loaded: %s%s%s (%s; %s; vendor preset: %s)\n",
+ on, strna(i->load_state), off, path, i->unit_file_state, i->unit_file_preset);
+ else if (path && !isempty(i->unit_file_state))
printf(" Loaded: %s%s%s (%s; %s)\n",
on, strna(i->load_state), off, path, i->unit_file_state);
else if (path)
s1 = format_timestamp_relative(since1, sizeof(since1), i->condition_timestamp);
s2 = format_timestamp(since2, sizeof(since2), i->condition_timestamp);
- printf(" start condition failed at %s%s%s\n",
+ printf("Condition: start %scondition failed%s at %s%s%s\n",
+ ansi_highlight_yellow(), ansi_highlight_off(),
s2, s1 ? "; " : "", s1 ? s1 : "");
if (i->failed_condition_trigger)
printf(" none of the trigger conditions were met\n");
printf(" %s=%s%s was not met\n",
i->failed_condition,
i->failed_condition_negate ? "!" : "",
- i->failed_condition_param);
+ i->failed_condition_parameter);
+ }
+
+ if (!i->assert_result && i->assert_timestamp > 0) {
+ s1 = format_timestamp_relative(since1, sizeof(since1), i->assert_timestamp);
+ s2 = format_timestamp(since2, sizeof(since2), i->assert_timestamp);
+
+ printf(" Assert: start %sassertion failed%s at %s%s%s\n",
+ ansi_highlight_red(), ansi_highlight_off(),
+ s2, s1 ? "; " : "", s1 ? s1 : "");
+ if (i->failed_assert_trigger)
+ printf(" none of the trigger assertions were met\n");
+ else if (i->failed_assert)
+ printf(" %s=%s%s was not met\n",
+ i->failed_assert,
+ i->failed_assert_negate ? "!" : "",
+ i->failed_assert_parameter);
}
if (i->sysfs_path)
if (i->control_group &&
(i->main_pid > 0 || i->control_pid > 0 ||
- ((arg_transport != BUS_TRANSPORT_LOCAL && arg_transport != BUS_TRANSPORT_CONTAINER) || cg_is_empty_recursive(SYSTEMD_CGROUP_CONTROLLER, i->control_group, false) == 0))) {
+ ((arg_transport != BUS_TRANSPORT_LOCAL && arg_transport != BUS_TRANSPORT_MACHINE) || cg_is_empty_recursive(SYSTEMD_CGROUP_CONTROLLER, i->control_group, false) == 0))) {
unsigned c;
printf(" CGroup: %s\n", i->control_group);
- if (arg_transport == BUS_TRANSPORT_LOCAL || arg_transport == BUS_TRANSPORT_CONTAINER) {
+ if (arg_transport == BUS_TRANSPORT_LOCAL || arg_transport == BUS_TRANSPORT_MACHINE) {
unsigned k = 0;
pid_t extra[2];
static const char prefix[] = " ";
}
if (i->need_daemon_reload)
- printf("\n%sWarning:%s Unit file changed on disk, 'systemctl %sdaemon-reload' recommended.\n",
- ansi_highlight_red(),
- ansi_highlight_off(),
- arg_scope == UNIT_FILE_SYSTEM ? "" : "--user ");
+ warn_unit_file_changed(i->id);
}
static void show_unit_help(UnitStatusInfo *i) {
i->following = s;
else if (streq(name, "UnitFileState"))
i->unit_file_state = s;
+ else if (streq(name, "UnitFilePreset"))
+ i->unit_file_preset = s;
else if (streq(name, "Result"))
i->result = s;
}
i->need_daemon_reload = b;
else if (streq(name, "ConditionResult"))
i->condition_result = b;
+ else if (streq(name, "AssertResult"))
+ i->assert_result = b;
break;
}
i->active_exit_timestamp = (usec_t) u;
else if (streq(name, "ConditionTimestamp"))
i->condition_timestamp = (usec_t) u;
+ else if (streq(name, "AssertTimestamp"))
+ i->assert_timestamp = (usec_t) u;
break;
}
i->failed_condition = cond;
i->failed_condition_trigger = trigger;
i->failed_condition_negate = negate;
- i->failed_condition_param = param;
+ i->failed_condition_parameter = param;
+ }
+ }
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ r = sd_bus_message_exit_container(m);
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ } else if (contents[1] == SD_BUS_TYPE_STRUCT_BEGIN && streq(name, "Asserts")) {
+ const char *cond, *param;
+ int trigger, negate;
+ int32_t state;
+
+ r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(sbbsi)");
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ while ((r = sd_bus_message_read(m, "(sbbsi)", &cond, &trigger, &negate, ¶m, &state)) > 0) {
+ log_debug("%s %d %d %s %d", cond, trigger, negate, param, state);
+ if (state < 0 && (!trigger || !i->failed_assert)) {
+ i->failed_assert = cond;
+ i->failed_assert_trigger = trigger;
+ i->failed_assert_negate = negate;
+ i->failed_assert_parameter = param;
}
}
if (r < 0)
return log_oom();
r = bus_map_all_properties(bus, "org.freedesktop.systemd1", "/org/freedesktop/systemd1", machine_info_property_map, &mi);
- if (r < 0) {
- log_error("Failed to read server status: %s", strerror(-r));
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Failed to read server status: %m");
if (streq_ptr(mi.state, "degraded")) {
on = ansi_highlight_red();
format_timestamp_relative(since1, sizeof(since1), mi.timestamp));
printf(" CGroup: %s\n", mi.control_group ?: "/");
- if (arg_transport == BUS_TRANSPORT_LOCAL || arg_transport == BUS_TRANSPORT_CONTAINER) {
+ if (arg_transport == BUS_TRANSPORT_LOCAL || arg_transport == BUS_TRANSPORT_MACHINE) {
int flags =
arg_all * OUTPUT_SHOW_ALL |
(!on_tty() || pager_have()) * OUTPUT_FULL_WIDTH |
r = expand_names(bus, patterns, NULL, &names);
if (r < 0)
- log_error("Failed to expand names: %s", strerror(-r));
+ log_error_errno(r, "Failed to expand names: %m");
STRV_FOREACH(name, names) {
_cleanup_free_ char *unit;
return ret;
}
+static int init_home_and_lookup_paths(char **user_home, char **user_runtime, LookupPaths *lp) {
+ int r;
+
+ assert(user_home);
+ assert(user_runtime);
+ assert(lp);
+
+ if (arg_scope == UNIT_FILE_USER) {
+ r = user_config_home(user_home);
+ if (r < 0)
+ return log_error_errno(r, "Failed to query XDG_CONFIG_HOME: %m");
+ else if (r == 0)
+ return log_error_errno(ENOTDIR, "Cannot find units: $XDG_CONFIG_HOME and $HOME are not set.");
+
+ r = user_runtime_dir(user_runtime);
+ if (r < 0)
+ return log_error_errno(r, "Failed to query XDG_CONFIG_HOME: %m");
+ else if (r == 0)
+ return log_error_errno(ENOTDIR, "Cannot find units: $XDG_RUNTIME_DIR is not set.");
+ }
+
+ r = lookup_paths_init(lp,
+ arg_scope == UNIT_FILE_SYSTEM ? SYSTEMD_SYSTEM : SYSTEMD_USER,
+ arg_scope == UNIT_FILE_USER,
+ arg_root,
+ NULL, NULL, NULL);
+ if (r < 0)
+ return log_error_errno(r, "Failed to lookup unit lookup paths: %m");
+
+ return 0;
+}
+
static int cat(sd_bus *bus, char **args) {
+ _cleanup_free_ char *user_home = NULL;
+ _cleanup_free_ char *user_runtime = NULL;
+ _cleanup_lookup_paths_free_ LookupPaths lp = {};
_cleanup_strv_free_ char **names = NULL;
char **name;
- bool first = true;
+ bool first = true, avoid_bus_cache;
int r = 0;
- assert(bus);
assert(args);
+ r = init_home_and_lookup_paths(&user_home, &user_runtime, &lp);
+ if (r < 0)
+ return r;
+
r = expand_names(bus, args + 1, NULL, &names);
if (r < 0)
- log_error("Failed to expand names: %s", strerror(-r));
+ log_error_errno(r, "Failed to expand names: %m");
+
+ avoid_bus_cache = !bus || avoid_bus();
pager_open_if_enabled();
STRV_FOREACH(name, names) {
- _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ _cleanup_free_ char *fragment_path = NULL;
_cleanup_strv_free_ char **dropin_paths = NULL;
- _cleanup_free_ char *fragment_path = NULL, *unit = NULL;
char **path;
- unit = unit_dbus_path_from_name(*name);
- if (!unit)
- return log_oom();
-
- if (need_daemon_reload(bus, *name) > 0)
- log_warning("Unit file of %s changed on disk. Run 'systemctl%s daemon-reload'.",
- *name, arg_scope == UNIT_FILE_SYSTEM ? "" : " --user");
-
- r = sd_bus_get_property_string(
- bus,
- "org.freedesktop.systemd1",
- unit,
- "org.freedesktop.systemd1.Unit",
- "FragmentPath",
- &error,
- &fragment_path);
- if (r < 0) {
- log_warning("Failed to get FragmentPath: %s", bus_error_message(&error, r));
- continue;
- }
-
- r = sd_bus_get_property_strv(
- bus,
- "org.freedesktop.systemd1",
- unit,
- "org.freedesktop.systemd1.Unit",
- "DropInPaths",
- &error,
- &dropin_paths);
- if (r < 0) {
- log_warning("Failed to get DropInPaths: %s", bus_error_message(&error, r));
+ r = unit_find_paths(bus, *name, avoid_bus_cache, &lp, &fragment_path, &dropin_paths);
+ if (r < 0)
+ return r;
+ else if (r == 0) {
+ log_warning("Unit %s does not have any files on disk", *name);
continue;
}
else
puts("");
- if (!isempty(fragment_path)) {
+ if (fragment_path) {
printf("%s# %s%s\n",
ansi_highlight_blue(),
fragment_path,
ansi_highlight_off());
fflush(stdout);
- r = sendfile_full(STDOUT_FILENO, fragment_path);
+ r = copy_file_fd(fragment_path, STDOUT_FILENO, false);
if (r < 0) {
- log_warning("Failed to cat %s: %s", fragment_path, strerror(-r));
+ log_warning_errno(r, "Failed to cat %s: %m", fragment_path);
continue;
}
}
ansi_highlight_off());
fflush(stdout);
- r = sendfile_full(STDOUT_FILENO, *path);
+ r = copy_file_fd(*path, STDOUT_FILENO, false);
if (r < 0) {
- log_warning("Failed to cat %s: %s", *path, strerror(-r));
+ log_warning_errno(r, "Failed to cat %s: %m", *path);
continue;
}
}
if (r < 0)
return bus_log_create_error(r);
+ r = sd_bus_message_set_allow_interactive_authorization(m, arg_ask_password);
+ if (r < 0)
+ return bus_log_create_error(r);
+
n = unit_name_mangle(args[1], MANGLE_NOGLOB);
if (!n)
return log_oom();
static int snapshot(sd_bus *bus, char **args) {
_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
- _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
+ _cleanup_bus_message_unref_ sd_bus_message *m = NULL, *reply = NULL;
_cleanup_free_ char *n = NULL, *id = NULL;
const char *path;
int r;
if (!n)
return log_oom();
- r = sd_bus_call_method(
+ r = sd_bus_message_new_method_call(
bus,
+ &m,
"org.freedesktop.systemd1",
"/org/freedesktop/systemd1",
"org.freedesktop.systemd1.Manager",
- "CreateSnapshot",
- &error,
- &reply,
- "sb", n, false);
+ "CreateSnapshot");
+ if (r < 0)
+ return bus_log_create_error(r);
+
+ r = sd_bus_message_set_allow_interactive_authorization(m, arg_ask_password);
+ if (r < 0)
+ return bus_log_create_error(r);
+
+ r = sd_bus_message_append(m, "sb", n, false);
+ if (r < 0)
+ return bus_log_create_error(r);
+
+ r = sd_bus_call(bus, m, 0, &error, &reply);
if (r < 0) {
log_error("Failed to create snapshot: %s", bus_error_message(&error, r));
return r;
_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
_cleanup_strv_free_ char **names = NULL;
char **name;
- int r, q;
+ int r;
assert(args);
r = expand_names(bus, args + 1, ".snapshot", &names);
if (r < 0)
- log_error("Failed to expand names: %s", strerror(-r));
+ log_error_errno(r, "Failed to expand names: %m");
STRV_FOREACH(name, names) {
- q = sd_bus_call_method(
+ _cleanup_bus_message_unref_ sd_bus_message *m = NULL;
+ int q;
+
+ q = sd_bus_message_new_method_call(
bus,
+ &m,
"org.freedesktop.systemd1",
"/org/freedesktop/systemd1",
"org.freedesktop.systemd1.Manager",
- "RemoveSnapshot",
- &error,
- NULL,
- "s", *name);
+ "RemoveSnapshot");
+ if (q < 0)
+ return bus_log_create_error(q);
+
+ q = sd_bus_message_set_allow_interactive_authorization(m, arg_ask_password);
+ if (q < 0)
+ return bus_log_create_error(q);
+
+ q = sd_bus_message_append(m, "s", *name);
+ if (q < 0)
+ return bus_log_create_error(q);
+
+ q = sd_bus_call(bus, m, 0, &error, NULL);
if (q < 0) {
- log_error("Failed to remove snapshot %s: %s",
- *name, bus_error_message(&error, r));
+ log_error("Failed to remove snapshot %s: %s", *name, bus_error_message(&error, q));
if (r == 0)
r = q;
}
static int daemon_reload(sd_bus *bus, char **args) {
_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ _cleanup_bus_message_unref_ sd_bus_message *m = NULL;
const char *method;
int r;
/* "daemon-reload" */ "Reload";
}
- r = sd_bus_call_method(
+ r = sd_bus_message_new_method_call(
bus,
+ &m,
"org.freedesktop.systemd1",
"/org/freedesktop/systemd1",
"org.freedesktop.systemd1.Manager",
- method,
- &error,
- NULL,
- NULL);
+ method);
+ if (r < 0)
+ return bus_log_create_error(r);
+
+ r = sd_bus_message_set_allow_interactive_authorization(m, arg_ask_password);
+ if (r < 0)
+ return bus_log_create_error(r);
+ r = sd_bus_call(bus, m, 0, &error, NULL);
if (r == -ENOENT && arg_action != ACTION_SYSTEMCTL)
/* There's always a fallback possible for
* legacy actions. */
r = expand_names(bus, args + 1, NULL, &names);
if (r < 0)
- log_error("Failed to expand names: %s", strerror(-r));
+ log_error_errno(r, "Failed to expand names: %m");
STRV_FOREACH(name, names) {
- q = sd_bus_call_method(
+ _cleanup_bus_message_unref_ sd_bus_message *m = NULL;
+
+ q = sd_bus_message_new_method_call(
bus,
+ &m,
"org.freedesktop.systemd1",
"/org/freedesktop/systemd1",
"org.freedesktop.systemd1.Manager",
- "ResetFailedUnit",
- &error,
- NULL,
- "s", *name);
+ "ResetFailedUnit");
+ if (q < 0)
+ return bus_log_create_error(q);
+
+ q = sd_bus_message_set_allow_interactive_authorization(m, arg_ask_password);
+ if (q < 0)
+ return bus_log_create_error(q);
+
+ q = sd_bus_message_append(m, "s", *name);
+ if (q < 0)
+ return bus_log_create_error(q);
+
+ q = sd_bus_call(bus, m, 0, &error, NULL);
if (q < 0) {
- log_error("Failed to reset failed state of unit %s: %s",
- *name, bus_error_message(&error, r));
+ log_error("Failed to reset failed state of unit %s: %s", *name, bus_error_message(&error, q));
if (r == 0)
r = q;
}
"init", &cmdline_init,
NULL);
if (r < 0)
- log_debug("Failed to parse /proc/cmdline: %s", strerror(-r));
+ log_debug_errno(r, "Failed to parse /proc/cmdline: %m");
init = cmdline_init;
}
if (r < 0)
return bus_log_create_error(r);
+ r = sd_bus_message_set_allow_interactive_authorization(m, arg_ask_password);
+ if (r < 0)
+ return bus_log_create_error(r);
+
r = sd_bus_message_append_strv(m, args + 1);
if (r < 0)
return bus_log_create_error(r);
if (r < 0)
return bus_log_create_error(r);
+ r = sd_bus_message_set_allow_interactive_authorization(m, arg_ask_password);
+ if (r < 0)
+ return bus_log_create_error(r);
+
if (strv_isempty(args + 1))
r = sd_bus_message_append_strv(m, environ);
else {
int r = 0;
#if defined(HAVE_SYSV_COMPAT) && defined(HAVE_CHKCONFIG)
- unsigned f = 1, t = 1;
+ unsigned f = 0;
_cleanup_lookup_paths_free_ LookupPaths paths = {};
if (arg_scope != UNIT_FILE_SYSTEM)
return r;
r = 0;
- for (f = 0; args[f]; f++) {
+ while (args[f]) {
const char *name;
_cleanup_free_ char *p = NULL, *q = NULL, *l = NULL;
bool found_native = false, found_sysv;
pid_t pid;
siginfo_t status;
- name = args[f];
+ name = args[f++];
if (!endswith(name, ".service"))
continue;
if (!found_sysv)
continue;
- /* Mark this entry, so that we don't try enabling it as native unit */
- args[f] = (char*) "";
-
log_info("%s is not a native service, redirecting to /sbin/chkconfig.", name);
if (!isempty(arg_root))
log_info("Executing %s", l);
pid = fork();
- if (pid < 0) {
- log_error("Failed to fork: %m");
- return -errno;
- } else if (pid == 0) {
+ if (pid < 0)
+ return log_error_errno(errno, "Failed to fork: %m");
+ else if (pid == 0) {
/* Child */
execv(argv[0], (char**) argv);
j = wait_for_terminate(pid, &status);
if (j < 0) {
- log_error("Failed to wait for child: %s", strerror(-r));
+ log_error_errno(r, "Failed to wait for child: %m");
return j;
}
return -EINVAL;
} else
return -EPROTO;
- }
- /* Drop all SysV units */
- for (f = 0, t = 0; args[f]; f++) {
-
- if (isempty(args[f]))
- continue;
-
- args[t++] = args[f];
+ /* Remove this entry, so that we don't try enabling it as native unit */
+ assert(f > 0 && streq(args[f-1], name));
+ assert_se(strv_remove(args + f - 1, name));
}
- args[t] = NULL;
-
#endif
return r;
}
assert_not_reached("Unknown verb");
if (r < 0) {
- log_error("Operation failed: %s", strerror(-r));
+ log_error_errno(r, "Operation failed: %m");
goto finish;
}
if (r < 0)
return bus_log_create_error(r);
+ r = sd_bus_message_set_allow_interactive_authorization(m, arg_ask_password);
+ if (r < 0)
+ return bus_log_create_error(r);
+
r = sd_bus_message_append_strv(m, names);
if (r < 0)
return bus_log_create_error(r);
r = unit_file_add_dependency(arg_scope, arg_runtime, arg_root, names, target, dep, arg_force, &changes, &n_changes);
- if (r < 0) {
- log_error("Can't add dependency: %s", strerror(-r));
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Can't add dependency: %m");
if (!arg_quiet)
dump_unit_file_changes(changes, n_changes);
if (r < 0)
return bus_log_create_error(r);
- r = sd_bus_message_append_strv(m, names);
- if (r < 0)
- return bus_log_create_error(r);
-
- r = sd_bus_message_append(m, "s", target);
+ r = sd_bus_message_set_allow_interactive_authorization(m, arg_ask_password);
if (r < 0)
return bus_log_create_error(r);
- r = sd_bus_message_append(m, "s", unit_dependency_to_string(dep));
- if (r < 0)
- return bus_log_create_error(r);
-
- r = sd_bus_message_append(m, "b", arg_runtime);
+ r = sd_bus_message_append_strv(m, names);
if (r < 0)
return bus_log_create_error(r);
- r = sd_bus_message_append(m, "b", arg_force);
+ r = sd_bus_message_append(m, "ssbb", target, unit_dependency_to_string(dep), arg_runtime, arg_force);
if (r < 0)
return bus_log_create_error(r);
r = unit_file_preset_all(arg_scope, arg_runtime, arg_root, arg_preset_mode, arg_force, &changes, &n_changes);
if (r < 0) {
- log_error("Operation failed: %s", strerror(-r));
+ log_error_errno(r, "Operation failed: %m");
goto finish;
}
r = 0;
} else {
- _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
+ _cleanup_bus_message_unref_ sd_bus_message *m = NULL, *reply = NULL;
_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
- r = sd_bus_call_method(
+ r = sd_bus_message_new_method_call(
bus,
+ &m,
"org.freedesktop.systemd1",
"/org/freedesktop/systemd1",
"org.freedesktop.systemd1.Manager",
- "PresetAllUnitFiles",
- &error,
- &reply,
+ "PresetAllUnitFiles");
+ if (r < 0)
+ return bus_log_create_error(r);
+
+ r = sd_bus_message_set_allow_interactive_authorization(m, arg_ask_password);
+ if (r < 0)
+ return bus_log_create_error(r);
+
+ r = sd_bus_message_append(
+ m,
"sbb",
unit_file_preset_mode_to_string(arg_preset_mode),
arg_runtime,
arg_force);
+ if (r < 0)
+ return bus_log_create_error(r);
+
+ r = sd_bus_call(bus, m, 0, &error, &reply);
if (r < 0) {
log_error("Failed to execute operation: %s", bus_error_message(&error, r));
return r;
UnitFileState state;
state = unit_file_get_state(arg_scope, arg_root, *name);
- if (state < 0) {
- log_error("Failed to get unit file state for %s: %s", *name, strerror(-state));
- return state;
- }
+ if (state < 0)
+ return log_error_errno(state, "Failed to get unit file state for %s: %m", *name);
if (state == UNIT_FILE_ENABLED ||
state == UNIT_FILE_ENABLED_RUNTIME ||
- state == UNIT_FILE_STATIC)
+ state == UNIT_FILE_STATIC ||
+ state == UNIT_FILE_INDIRECT)
enabled = true;
if (!arg_quiet)
if (r < 0)
return bus_log_parse_error(r);
- if (streq(s, "enabled") ||
- streq(s, "enabled-runtime") ||
- streq(s, "static"))
+ if (STR_IN_SET(s, "enabled", "enabled-runtime", "static", "indirect"))
enabled = true;
if (!arg_quiet)
return streq(state, "running") ? EXIT_SUCCESS : EXIT_FAILURE;
}
+static int create_edit_temp_file(const char *new_path, const char *original_path, char **ret_tmp_fn) {
+ char *t;
+ int r;
+
+ assert(new_path);
+ assert(original_path);
+ assert(ret_tmp_fn);
+
+ r = tempfn_random(new_path, &t);
+ if (r < 0)
+ return log_error_errno(r, "Failed to determine temporary filename for %s: %m", new_path);
+
+ r = mkdir_parents(new_path, 0755);
+ if (r < 0) {
+ log_error_errno(r, "Failed to create directories for %s: %m", new_path);
+ free(t);
+ return r;
+ }
+
+ r = copy_file(original_path, t, 0, 0644);
+ if (r == -ENOENT) {
+ r = touch(t);
+ if (r < 0) {
+ log_error_errno(r, "Failed to create temporary file %s: %m", t);
+ free(t);
+ return r;
+ }
+ } else if (r < 0) {
+ log_error_errno(r, "Failed to copy %s to %s: %m", original_path, t);
+ free(t);
+ return r;
+ }
+
+ *ret_tmp_fn = t;
+
+ return 0;
+}
+
+static int get_file_to_edit(const char *name, const char *user_home, const char *user_runtime, char **ret_path) {
+ _cleanup_free_ char *path = NULL, *path2 = NULL, *run = NULL;
+
+ switch (arg_scope) {
+ case UNIT_FILE_SYSTEM:
+ path = path_join(arg_root, SYSTEM_CONFIG_UNIT_PATH, name);
+ if (arg_runtime)
+ run = path_join(arg_root, "/run/systemd/system/", name);
+ break;
+ case UNIT_FILE_GLOBAL:
+ path = path_join(arg_root, USER_CONFIG_UNIT_PATH, name);
+ if (arg_runtime)
+ run = path_join(arg_root, "/run/systemd/user/", name);
+ break;
+ case UNIT_FILE_USER:
+ assert(user_home);
+ assert(user_runtime);
+
+ path = path_join(arg_root, user_home, name);
+ if (arg_runtime) {
+ path2 = path_join(arg_root, USER_CONFIG_UNIT_PATH, name);
+ if (!path2)
+ return log_oom();
+ run = path_join(arg_root, user_runtime, name);
+ }
+ break;
+ default:
+ assert_not_reached("Invalid scope");
+ }
+ if (!path || (arg_runtime && !run))
+ return log_oom();
+
+ if (arg_runtime) {
+ if (access(path, F_OK) >= 0)
+ return log_error_errno(EEXIST, "Refusing to create \"%s\" because it would be overriden by \"%s\" anyway.",
+ run, path);
+ if (path2 && access(path2, F_OK) >= 0)
+ return log_error_errno(EEXIST, "Refusing to create \"%s\" because it would be overriden by \"%s\" anyway.",
+ run, path2);
+ *ret_path = run;
+ run = NULL;
+ } else {
+ *ret_path = path;
+ path = NULL;
+ }
+
+ return 0;
+}
+
+
+static int unit_file_create_dropin(const char *unit_name, const char *user_home, const char *user_runtime, char **ret_new_path, char **ret_tmp_path) {
+ char *tmp_new_path, *ending;
+ char *tmp_tmp_path;
+ int r;
+
+ assert(unit_name);
+ assert(ret_new_path);
+ assert(ret_tmp_path);
+
+ ending = strappenda(unit_name, ".d/override.conf");
+ r = get_file_to_edit(ending, user_home, user_runtime, &tmp_new_path);
+ if (r < 0)
+ return r;
+
+ r = create_edit_temp_file(tmp_new_path, tmp_new_path, &tmp_tmp_path);
+ if (r < 0) {
+ free(tmp_new_path);
+ return r;
+ }
+
+ *ret_new_path = tmp_new_path;
+ *ret_tmp_path = tmp_tmp_path;
+
+ return 0;
+}
+
+static int unit_file_create_copy(const char *unit_name,
+ const char *fragment_path,
+ const char *user_home,
+ const char *user_runtime,
+ char **ret_new_path,
+ char **ret_tmp_path) {
+ char *tmp_new_path;
+ char *tmp_tmp_path;
+ int r;
+
+ assert(fragment_path);
+ assert(unit_name);
+ assert(ret_new_path);
+ assert(ret_tmp_path);
+
+ r = get_file_to_edit(unit_name, user_home, user_runtime, &tmp_new_path);
+ if (r < 0)
+ return r;
+
+ if (!path_equal(fragment_path, tmp_new_path) && access(tmp_new_path, F_OK) == 0) {
+ char response;
+
+ r = ask_char(&response, "yn", "%s already exists, are you sure to overwrite it with %s? [(y)es, (n)o] ", tmp_new_path, fragment_path);
+ if (r < 0) {
+ free(tmp_new_path);
+ return r;
+ }
+ if (response != 'y') {
+ log_warning("%s ignored", unit_name);
+ free(tmp_new_path);
+ return -1;
+ }
+ }
+
+ r = create_edit_temp_file(tmp_new_path, fragment_path, &tmp_tmp_path);
+ if (r < 0) {
+ log_error_errno(r, "Failed to create temporary file for %s: %m", tmp_new_path);
+ free(tmp_new_path);
+ return r;
+ }
+
+ *ret_new_path = tmp_new_path;
+ *ret_tmp_path = tmp_tmp_path;
+
+ return 0;
+}
+
+static int run_editor(char **paths) {
+ pid_t pid;
+ int r;
+
+ assert(paths);
+
+ pid = fork();
+ if (pid < 0) {
+ log_error_errno(errno, "Failed to fork: %m");
+ return -errno;
+ }
+
+ if (pid == 0) {
+ const char **args;
+ char **backup_editors = STRV_MAKE("nano", "vim", "vi");
+ char *editor;
+ char **tmp_path, **original_path, **p;
+ unsigned i = 1;
+ size_t argc;
+
+ argc = strv_length(paths)/2 + 1;
+ args = newa(const char*, argc + 1);
+
+ args[0] = NULL;
+ STRV_FOREACH_PAIR(original_path, tmp_path, paths) {
+ args[i] = *tmp_path;
+ i++;
+ }
+ args[argc] = NULL;
+
+ /* SYSTEMD_EDITOR takes precedence over EDITOR which takes precedence over VISUAL
+ * If neither SYSTEMD_EDITOR nor EDITOR nor VISUAL are present,
+ * we try to execute well known editors
+ */
+ editor = getenv("SYSTEMD_EDITOR");
+ if (!editor)
+ editor = getenv("EDITOR");
+ if (!editor)
+ editor = getenv("VISUAL");
+
+ if (!isempty(editor)) {
+ args[0] = editor;
+ execvp(editor, (char* const*) args);
+ }
+
+ STRV_FOREACH(p, backup_editors) {
+ args[0] = *p;
+ execvp(*p, (char* const*) args);
+ /* We do not fail if the editor doesn't exist
+ * because we want to try each one of them before
+ * failing.
+ */
+ if (errno != ENOENT) {
+ log_error("Failed to execute %s: %m", editor);
+ _exit(EXIT_FAILURE);
+ }
+ }
+
+ log_error("Cannot edit unit(s), no editor available. Please set either $SYSTEMD_EDITOR or $EDITOR or $VISUAL.");
+ _exit(EXIT_FAILURE);
+ }
+
+ r = wait_for_terminate_and_warn("editor", pid, true);
+ if (r < 0)
+ return log_error_errno(r, "Failed to wait for child: %m");
+
+ return r;
+}
+
+static int find_paths_to_edit(sd_bus *bus, char **names, char ***paths) {
+ _cleanup_free_ char *user_home = NULL;
+ _cleanup_free_ char *user_runtime = NULL;
+ _cleanup_lookup_paths_free_ LookupPaths lp = {};
+ bool avoid_bus_cache;
+ char **name;
+ int r;
+
+ assert(names);
+ assert(paths);
+
+ r = init_home_and_lookup_paths(&user_home, &user_runtime, &lp);
+ if (r < 0)
+ return r;
+
+ avoid_bus_cache = !bus || avoid_bus();
+
+ STRV_FOREACH(name, names) {
+ _cleanup_free_ char *path = NULL;
+ char *new_path, *tmp_path;
+
+ r = unit_find_paths(bus, *name, avoid_bus_cache, &lp, &path, NULL);
+ if (r < 0)
+ return r;
+ else if (r == 0 || !path)
+ // FIXME: support units with path==NULL (no FragmentPath)
+ return log_error_errno(ENOENT, "Unit %s not found, cannot edit.", *name);
+
+ if (arg_full)
+ r = unit_file_create_copy(*name, path, user_home, user_runtime, &new_path, &tmp_path);
+ else
+ r = unit_file_create_dropin(*name, user_home, user_runtime, &new_path, &tmp_path);
+ if (r < 0)
+ return r;
+
+ r = strv_push_pair(paths, new_path, tmp_path);
+ if (r < 0)
+ return log_oom();
+ }
+
+ return 0;
+}
+
+static int edit(sd_bus *bus, char **args) {
+ _cleanup_strv_free_ char **names = NULL;
+ _cleanup_strv_free_ char **paths = NULL;
+ char **original, **tmp;
+ int r;
+
+ assert(args);
+
+ if (!on_tty()) {
+ log_error("Cannot edit units if we are not on a tty");
+ return -EINVAL;
+ }
+
+ if (arg_transport != BUS_TRANSPORT_LOCAL) {
+ log_error("Cannot remotely edit units");
+ return -EINVAL;
+ }
+
+ r = expand_names(bus, args + 1, NULL, &names);
+ if (r < 0)
+ return log_error_errno(r, "Failed to expand names: %m");
+
+ if (!names) {
+ log_error("No unit name found by expanding names");
+ return -ENOENT;
+ }
+
+ r = find_paths_to_edit(bus, names, &paths);
+ if (r < 0)
+ return r;
+
+ if (strv_isempty(paths)) {
+ log_error("Cannot find any units to edit");
+ return -ENOENT;
+ }
+
+ r = run_editor(paths);
+ if (r < 0)
+ goto end;
+
+ STRV_FOREACH_PAIR(original, tmp, paths) {
+ /* If the temporary file is empty we ignore it.
+ * It's useful if the user wants to cancel its modification
+ */
+ if (null_or_empty_path(*tmp)) {
+ log_warning("Edition of %s canceled: temporary file empty", *original);
+ continue;
+ }
+ r = rename(*tmp, *original);
+ if (r < 0) {
+ r = log_error_errno(errno, "Failed to rename %s to %s: %m", *tmp, *original);
+ goto end;
+ }
+ }
+
+ if (!arg_no_reload && bus && !avoid_bus())
+ r = daemon_reload(bus, args);
+
+end:
+ STRV_FOREACH_PAIR(original, tmp, paths)
+ unlink_noerrno(*tmp);
+
+ return r;
+}
+
static void systemctl_help(void) {
pager_open_if_enabled();
" add-requires TARGET NAME... Add 'Requires' dependency for the target\n"
" on specified one or more units\n"
" get-default Get the name of the default target\n"
- " set-default NAME Set the default target\n\n"
+ " set-default NAME Set the default target\n"
+ " edit NAME... Edit one or more unit files\n"
+ "\n"
"Machine Commands:\n"
" list-machines [PATTERN...] List local containers and host\n\n"
"Job Commands:\n"
break;
case 'M':
- arg_transport = BUS_TRANSPORT_CONTAINER;
+ arg_transport = BUS_TRANSPORT_MACHINE;
arg_host = optarg;
break;
assert(argc >= 0);
assert(argv);
- while ((c = getopt_long(argc, argv, "HPrhkt:afFc", options, NULL)) >= 0)
+ while ((c = getopt_long(argc, argv, "HPrhkKt:afFc", options, NULL)) >= 0)
switch (c) {
case ARG_HELP:
case 't':
case 'a':
+ case 'f':
+ case 'F':
/* Compatibility nops */
break;
if (errno == ENOENT)
return 0;
- log_error("Failed to open "INIT_FIFO": %m");
+ log_error_errno(errno, "Failed to open "INIT_FIFO": %m");
return -errno;
}
- errno = 0;
- r = loop_write(fd, &request, sizeof(request), false) != sizeof(request);
- if (r) {
- log_error("Failed to write to "INIT_FIFO": %m");
- return errno > 0 ? -errno : -EIO;
- }
+ r = loop_write(fd, &request, sizeof(request), false);
+ if (r < 0)
+ return log_error_errno(r, "Failed to write to "INIT_FIFO": %m");
return 1;
}
{ "check", MORE, 2, check_unit_active },
{ "is-failed", MORE, 2, check_unit_failed },
{ "show", MORE, 1, show },
- { "cat", MORE, 2, cat },
+ { "cat", MORE, 2, cat, NOBUS },
{ "status", MORE, 1, show },
{ "help", MORE, 2, show },
{ "snapshot", LESS, 2, snapshot },
{ "get-default", EQUAL, 1, get_default, NOBUS },
{ "set-property", MORE, 3, set_property },
{ "is-system-running", EQUAL, 1, is_system_running },
- { "add-wants", MORE, 3, add_dependency, NOBUS },
- { "add-requires", MORE, 3, add_dependency, NOBUS },
+ { "add-wants", MORE, 3, add_dependency, NOBUS },
+ { "add-requires", MORE, 3, add_dependency, NOBUS },
+ { "edit", MORE, 2, edit, NOBUS },
{}
}, *verb = verbs;
* enable/disable */
if (verb->bus == NOBUS) {
if (!bus && !avoid_bus()) {
- log_error("Failed to get D-Bus connection: %s", strerror(-bus_error));
+ log_error_errno(bus_error, "Failed to get D-Bus connection: %m");
return -EIO;
}
}
if ((verb->bus != FORCE || arg_force <= 0) && !bus) {
- log_error("Failed to get D-Bus connection: %s", strerror(-bus_error));
+ log_error_errno(bus_error, "Failed to get D-Bus connection: %m");
return -EIO;
}
}
/* Nothing else worked, so let's try signals */
assert(arg_action == ACTION_RELOAD || arg_action == ACTION_REEXEC);
- if (kill(1, arg_action == ACTION_RELOAD ? SIGHUP : SIGTERM) < 0) {
- log_error("kill() failed: %m");
- return -errno;
- }
+ if (kill(1, arg_action == ACTION_RELOAD ? SIGHUP : SIGTERM) < 0)
+ return log_error_errno(errno, "kill() failed: %m");
return 0;
}
static int halt_now(enum action a) {
-/* Make sure C-A-D is handled by the kernel from this
- * point on... */
+ /* The kernel will automaticall flush ATA disks and suchlike
+ * on reboot(), but the file systems need to be synce'd
+ * explicitly in advance. */
+ sync();
+
+ /* Make sure C-A-D is handled by the kernel from this point
+ * on... */
reboot(RB_ENABLE_CAD);
switch (a) {
m);
if (r < 0)
- log_warning("Failed to talk to shutdownd, proceeding with immediate shutdown: %s", strerror(-r));
+ log_warning_errno(r, "Failed to talk to shutdownd, proceeding with immediate shutdown: %m");
else {
char date[FORMAT_TIMESTAMP_MAX];
else {
r = utmp_put_shutdown();
if (r < 0)
- log_warning("Failed to write utmp record: %s", strerror(-r));
+ log_warning_errno(r, "Failed to write utmp record: %m");
}
}
return 0;
r = halt_now(arg_action);
- log_error("Failed to reboot: %s", strerror(-r));
+ log_error_errno(r, "Failed to reboot: %m");
return r;
}
r = send_shutdownd(arg_when, SD_SHUTDOWN_NONE, false, !arg_no_wall, m);
if (r < 0)
- log_warning("Failed to talk to shutdownd, shutdown hasn't been cancelled: %s", strerror(-r));
+ log_warning_errno(r, "Failed to talk to shutdownd, shutdown hasn't been cancelled: %m");
break;
}