|| u->following[0]) || u->job_id > 0);
}
-static void output_units_list(const UnitInfo *unit_infos, unsigned c, char** patterns) {
+static void output_units_list(const UnitInfo *unit_infos, unsigned c) {
unsigned id_len, max_id_len, load_len, active_len, sub_len, job_len, desc_len;
const UnitInfo *u;
unsigned n_shown = 0;
desc_len = 0;
for (u = unit_infos; u < unit_infos + c; u++) {
- if (!output_show_unit(u, patterns))
- continue;
-
max_id_len = MAX(max_id_len, strlen(u->id));
load_len = MAX(load_len, strlen(u->load_state));
active_len = MAX(active_len, strlen(u->active_state));
const char *on_loaded, *off_loaded, *on = "";
const char *on_active, *off_active, *off = "";
- if (!output_show_unit(u, patterns))
- continue;
-
if (!n_shown && !arg_no_legend) {
printf("%-*s %-*s %-*s %-*s ",
id_len, "UNIT",
static int get_unit_list(
sd_bus *bus,
sd_bus_message **_reply,
- UnitInfo **_unit_infos) {
+ UnitInfo **_unit_infos,
+ char **patterns) {
_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
_cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
return bus_log_parse_error(r);
while ((r = bus_parse_unit_info(reply, &u)) > 0) {
+ if (!output_show_unit(&u, patterns))
+ continue;
if (!GREEDY_REALLOC(unit_infos, size, c+1))
return log_oom();
pager_open_if_enabled();
- r = get_unit_list(bus, &reply, &unit_infos);
+ r = get_unit_list(bus, &reply, &unit_infos, strv_skip_first(args));
if (r < 0)
return r;
qsort_safe(unit_infos, r, sizeof(UnitInfo), compare_unit_info);
- output_units_list(unit_infos, r, strv_skip_first(args));
+ output_units_list(unit_infos, r);
return 0;
}
static int list_sockets(sd_bus *bus, char **args) {
_cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
_cleanup_free_ UnitInfo *unit_infos = NULL;
- struct socket_info *socket_infos = NULL;
+ _cleanup_free_ struct socket_info *socket_infos = NULL;
const UnitInfo *u;
struct socket_info *s;
unsigned cs = 0;
pager_open_if_enabled();
- n = get_unit_list(bus, &reply, &unit_infos);
+ n = get_unit_list(bus, &reply, &unit_infos, strv_skip_first(args));
if (n < 0)
return n;
_cleanup_strv_free_ char **listening = NULL, **triggered = NULL;
int i, c;
- if (!output_show_unit(u, strv_skip_first(args)))
- continue;
-
if (!endswith(u->id, ".socket"))
continue;
if (s->own_triggered)
strv_free(s->triggered);
}
- free(socket_infos);
return r;
}
pager_open_if_enabled();
- n = get_unit_list(bus, &reply, &unit_infos);
+ n = get_unit_list(bus, &reply, &unit_infos, strv_skip_first(args));
if (n < 0)
return n;
dual_timestamp next;
usec_t m;
- if (!output_show_unit(u, strv_skip_first(args)))
- continue;
-
if (!endswith(u->id, ".timer"))
continue;
return !arg_types || ((dot = strrchr(u->path, '.')) && strv_find(arg_types, dot+1));
}
-static void output_unit_file_list(const UnitFileList *units, unsigned c, char **patterns) {
+static void output_unit_file_list(const UnitFileList *units, unsigned c) {
unsigned max_id_len, id_cols, state_cols, n_shown = 0;
const UnitFileList *u;
state_cols = sizeof("STATE")-1;
for (u = units; u < units + c; u++) {
- if (!output_show_unit_file(u, patterns))
- continue;
-
max_id_len = MAX(max_id_len, strlen(basename(u->path)));
state_cols = MAX(state_cols, strlen(unit_file_state_to_string(u->state)));
}
const char *on, *off;
const char *id;
- if (!output_show_unit_file(u, patterns))
- continue;
-
n_shown++;
if (u->state == UNIT_FILE_MASKED ||
_cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
_cleanup_free_ UnitFileList *units = NULL;
+ UnitFileList *unit;
+ size_t size = 0;
unsigned c = 0;
const char *state;
char *path;
}
HASHMAP_FOREACH(u, h, i) {
- memcpy(units + c++, u, sizeof(UnitFileList));
+ if (!output_show_unit_file(u, strv_skip_first(args)))
+ continue;
+
+ units[c++] = *u;
free(u);
}
- assert(c == n_units);
+ assert(c <= n_units);
hashmap_free(h);
} else {
- size_t size = 0;
-
r = sd_bus_call_method(
bus,
"org.freedesktop.systemd1",
if (!GREEDY_REALLOC(units, size, c + 1))
return log_oom();
- units[c++] = (struct UnitFileList) {
+ units[c] = (struct UnitFileList) {
path,
unit_file_state_from_string(state)
};
+
+ if (output_show_unit_file(&units[c], strv_skip_first(args)))
+ c ++;
+
}
if (r < 0)
return bus_log_parse_error(r);
if (c > 0) {
qsort(units, c, sizeof(UnitFileList), compare_unit_file_list);
- output_unit_file_list(units, c, strv_skip_first(args));
+ output_unit_file_list(units, c);
}
+ if (avoid_bus())
+ for (unit = units; unit < units + c; unit++)
+ free(unit->path);
+
return 0;
}
static int start_unit(sd_bus *bus, char **args) {
_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
_cleanup_set_free_free_ Set *s = NULL;
- const char *method, *mode, *one_name;
+ const char *method, *mode;
char **name;
- int r;
+ int r = 0;
+ char **names, *strv[] = {NULL, NULL}; /* at most one name */
assert(bus);
mode = streq(args[0], "isolate") ? "isolate" :
action_table[action].mode ?: arg_job_mode;
- one_name = action_table[action].target;
+ strv[0] = (char*) action_table[action].target;
} else {
assert(arg_action < ELEMENTSOF(action_table));
assert(action_table[arg_action].target);
method = "StartUnit";
mode = action_table[arg_action].mode;
- one_name = action_table[arg_action].target;
+ strv[0] = (char*) action_table[arg_action].target;
}
+ if (strv[0])
+ names = strv;
+ else
+ names = args + 1;
+
if (!arg_no_block) {
r = enable_wait_for_jobs(bus);
if (r < 0) {
return log_oom();
}
- if (one_name) {
- r = start_unit_one(bus, method, one_name, mode, &error, s);
- if (r < 0)
- r = translate_bus_error_to_exit_status(r, &error);
- } else {
- r = 0;
-
- STRV_FOREACH(name, args+1) {
- int q;
+ STRV_FOREACH(name, names) {
+ int q;
- q = start_unit_one(bus, method, *name, mode, &error, s);
- if (q < 0) {
- r = translate_bus_error_to_exit_status(q, &error);
- sd_bus_error_free(&error);
- }
+ q = start_unit_one(bus, method, *name, mode, &error, s);
+ if (r == 0 && q < 0) {
+ r = translate_bus_error_to_exit_status(q, &error);
+ sd_bus_error_free(&error);
}
}
/* When stopping units, warn if they can still be triggered by
* another active unit (socket, path, timer) */
- if (!arg_quiet && streq(method, "StopUnit")) {
- if (one_name)
- check_triggering_units(bus, one_name);
- else
- STRV_FOREACH(name, args+1)
- check_triggering_units(bus, *name);
- }
+ if (!arg_quiet && streq(method, "StopUnit"))
+ STRV_FOREACH(name, names)
+ check_triggering_units(bus, *name);
}
return r;
_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
_cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
+ char *u;
int r;
r = sd_bus_call_method(
return r;
}
- r = sd_bus_message_read(reply, "o", unit);
+ r = sd_bus_message_read(reply, "o", &u);
if (r < 0)
return bus_log_parse_error(r);
+ u = strdup(u);
+ if (!u)
+ return log_oom();
+
+ *unit = u;
return 0;
}
unsigned c;
int r;
- r = get_unit_list(bus, &reply, &unit_infos);
+ r = get_unit_list(bus, &reply, &unit_infos, NULL);
if (r < 0)
return r;
for (u = unit_infos; u < unit_infos + c; u++) {
_cleanup_free_ char *p = NULL;
- if (!output_show_unit(u, NULL))
- continue;
-
p = unit_dbus_path_from_name(u->id);
if (!p)
return log_oom();
}
static int cat(sd_bus *bus, char **args) {
+ _cleanup_free_ char *unit = NULL, *n = NULL;
int r = 0;
char **name;
-
- _cleanup_free_ char *unit = NULL, *n = NULL;
+ bool first = true;
assert(bus);
assert(args);
pager_open_if_enabled();
STRV_FOREACH(name, args+1) {
- _cleanup_free_ char *fragment_path = NULL;
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
_cleanup_strv_free_ char **dropin_paths = NULL;
- sd_bus_error error;
+ _cleanup_free_ char *fragment_path = NULL;
char **path;
n = unit_name_mangle(*name);
continue;
}
+ if (first)
+ first = false;
+ else
+ puts("");
+
if (!isempty(fragment_path)) {
- fprintf(stdout, "# %s\n", fragment_path);
+ printf("%s# %s%s\n",
+ ansi_highlight_blue(),
+ fragment_path,
+ ansi_highlight_off());
fflush(stdout);
+
r = sendfile_full(STDOUT_FILENO, fragment_path);
if (r < 0) {
log_warning("Failed to cat %s: %s", fragment_path, strerror(-r));
}
STRV_FOREACH(path, dropin_paths) {
- fprintf(stdout, "%s# %s\n",
- isempty(fragment_path) && path == dropin_paths ? "" : "\n",
- *path);
+ printf("%s%s# %s%s\n",
+ isempty(fragment_path) && path == dropin_paths ? "" : "\n",
+ ansi_highlight_blue(),
+ *path,
+ ansi_highlight_off());
fflush(stdout);
+
r = sendfile_full(STDOUT_FILENO, *path);
if (r < 0) {
log_warning("Failed to cat %s: %s", *path, strerror(-r));
}
}
- return r;
+ return r < 0 ? r : 0;
}
static int show(sd_bus *bus, char **args) {
} else {
/* Interpret as PID */
r = get_unit_dbus_path_by_pid(bus, id, &unit);
- if (r < 0)
+ if (r < 0) {
ret = r;
+ continue;
+ }
}
show_one(args[0], bus, unit, show_properties, &new_line, &ellipsized);
"GetUnitFileState",
&error,
&reply,
- "s", name);
+ "s", *name);
if (r < 0) {
log_error("Failed to get unit file state for %s: %s", *name, bus_error_message(&error, r));
return r;
" --root=PATH Enable unit files in the specified root directory\n"
" -n --lines=INTEGER Number of journal entries to show\n"
" -o --output=STRING Change journal output mode (short, short-monotonic,\n"
- " verbose, export, json, json-pretty, json-sse, cat)\n\n"
+ " verbose, export, json, json-pretty, json-sse, cat)\n"
+ " --plain Print unit dependencies as a list instead of a tree\n\n"
"Unit Commands:\n"
" list-units [PATTERN...] List loaded units\n"
" list-sockets [PATTERN...] List loaded sockets ordered by address\n"
" list-timers [PATTERN...] List loaded timers ordered by next elapse\n"
- " start [NAME...] Start (activate) one or more units\n"
- " stop [NAME...] Stop (deactivate) one or more units\n"
- " reload [NAME...] Reload one or more units\n"
- " restart [NAME...] Start or restart one or more units\n"
- " try-restart [NAME...] Restart one or more units if active\n"
- " reload-or-restart [NAME...] Reload one or more units if possible,\n"
+ " start NAME... Start (activate) one or more units\n"
+ " stop NAME... Stop (deactivate) one or more units\n"
+ " reload NAME... Reload one or more units\n"
+ " restart NAME... Start or restart one or more units\n"
+ " try-restart NAME... Restart one or more units if active\n"
+ " reload-or-restart NAME... Reload one or more units if possible,\n"
" otherwise start or restart\n"
- " reload-or-try-restart [NAME...] Reload one or more units if possible,\n"
+ " reload-or-try-restart NAME... Reload one or more units if possible,\n"
" otherwise restart if active\n"
- " isolate [NAME] Start one unit and stop all others\n"
- " kill [NAME...] Send signal to processes of a unit\n"
- " is-active [NAME...] Check whether units are active\n"
- " is-failed [NAME...] Check whether units are failed\n"
+ " isolate NAME Start one unit and stop all others\n"
+ " kill NAME... Send signal to processes of a unit\n"
+ " is-active NAME... Check whether units are active\n"
+ " is-failed NAME... Check whether units are failed\n"
" status [NAME...|PID...] Show runtime status of one or more units\n"
" show [NAME...|JOB...] Show properties of one or more\n"
" units/jobs or the manager\n"
- " cat [NAME...] Show files and drop-ins of one or more units\n"
- " set-property [NAME] [ASSIGNMENT...]\n"
- " Sets one or more properties of a unit\n"
- " help [NAME...|PID...] Show manual for one or more units\n"
+ " cat NAME... Show files and drop-ins of one or more units\n"
+ " set-property NAME ASSIGNMENT... Sets one or more properties of a unit\n"
+ " help NAME...|PID... Show manual for one or more units\n"
" reset-failed [NAME...] Reset failed state for all, one, or more\n"
" units\n"
" list-dependencies [NAME] Recursively show units which are required\n"
" unit is required or wanted\n\n"
"Unit File Commands:\n"
" list-unit-files [PATTERN...] List installed unit files\n"
- " enable [NAME...] Enable one or more unit files\n"
- " disable [NAME...] Disable one or more unit files\n"
- " reenable [NAME...] Reenable one or more unit files\n"
- " preset [NAME...] Enable/disable one or more unit files\n"
+ " enable NAME... Enable one or more unit files\n"
+ " disable NAME... Disable one or more unit files\n"
+ " reenable NAME... Reenable one or more unit files\n"
+ " preset NAME... Enable/disable one or more unit files\n"
" based on preset configuration\n"
- " is-enabled [NAME...] Check whether unit files are enabled\n\n"
- " mask [NAME...] Mask one or more units\n"
- " unmask [NAME...] Unmask one or more units\n"
- " link [PATH...] Link one or more units files into\n"
+ " is-enabled NAME... Check whether unit files are enabled\n\n"
+ " mask NAME... Mask one or more units\n"
+ " unmask NAME... Unmask one or more units\n"
+ " link PATH... Link one or more units files into\n"
" the search path\n"
" get-default Get the name of the default target\n"
" set-default NAME Set the default target\n\n"
" cancel [JOB...] Cancel all, one, or more jobs\n\n"
"Snapshot Commands:\n"
" snapshot [NAME] Create a snapshot\n"
- " delete [NAME...] Remove one or more snapshots\n\n"
+ " delete NAME... Remove one or more snapshots\n\n"
"Environment Commands:\n"
" show-environment Dump environment\n"
- " set-environment [NAME=VALUE...] Set one or more environment variables\n"
- " unset-environment [NAME...] Unset one or more environment variables\n\n"
+ " set-environment NAME=VALUE... Set one or more environment variables\n"
+ " unset-environment NAME... Unset one or more environment variables\n\n"
"Manager Lifecycle Commands:\n"
" daemon-reload Reload systemd manager configuration\n"
" daemon-reexec Reexecute systemd manager\n\n"
" reboot [ARG] Shut down and reboot the system\n"
" kexec Shut down and reboot the system with kexec\n"
" exit Request user instance exit\n"
- " switch-root [ROOT] [INIT] Change to a different root file system\n"
+ " switch-root ROOT [INIT] Change to a different root file system\n"
" suspend Suspend the system\n"
" hibernate Hibernate the system\n"
" hybrid-sleep Hibernate and suspend the system\n",
} argc_cmp;
const int argc;
int (* const dispatch)(sd_bus *bus, char **args);
+ const enum {
+ NOBUS = 1,
+ FORCE,
+ } bus;
} verbs[] = {
{ "list-units", MORE, 0, list_units },
- { "list-unit-files", MORE, 1, list_unit_files },
+ { "list-unit-files", MORE, 1, list_unit_files, NOBUS },
{ "list-sockets", MORE, 1, list_sockets },
{ "list-timers", MORE, 1, list_timers },
{ "list-jobs", MORE, 1, list_jobs },
{ "show-environment", EQUAL, 1, show_environment },
{ "set-environment", MORE, 2, set_environment },
{ "unset-environment", MORE, 2, set_environment },
- { "halt", EQUAL, 1, start_special },
- { "poweroff", EQUAL, 1, start_special },
- { "reboot", EQUAL, 1, start_special },
+ { "halt", EQUAL, 1, start_special, FORCE },
+ { "poweroff", EQUAL, 1, start_special, FORCE },
+ { "reboot", EQUAL, 1, start_special, FORCE },
{ "kexec", EQUAL, 1, start_special },
{ "suspend", EQUAL, 1, start_special },
{ "hibernate", EQUAL, 1, start_special },
{ "emergency", EQUAL, 1, start_special },
{ "exit", EQUAL, 1, start_special },
{ "reset-failed", MORE, 1, reset_failed },
- { "enable", MORE, 2, enable_unit },
- { "disable", MORE, 2, enable_unit },
- { "is-enabled", MORE, 2, unit_is_enabled },
- { "reenable", MORE, 2, enable_unit },
- { "preset", MORE, 2, enable_unit },
- { "mask", MORE, 2, enable_unit },
- { "unmask", MORE, 2, enable_unit },
- { "link", MORE, 2, enable_unit },
+ { "enable", MORE, 2, enable_unit, NOBUS },
+ { "disable", MORE, 2, enable_unit, NOBUS },
+ { "is-enabled", MORE, 2, unit_is_enabled, NOBUS },
+ { "reenable", MORE, 2, enable_unit, NOBUS },
+ { "preset", MORE, 2, enable_unit, NOBUS },
+ { "mask", MORE, 2, enable_unit, NOBUS },
+ { "unmask", MORE, 2, enable_unit, NOBUS },
+ { "link", MORE, 2, enable_unit, NOBUS },
{ "switch-root", MORE, 2, switch_root },
{ "list-dependencies", LESS, 2, list_dependencies },
- { "set-default", EQUAL, 2, set_default },
- { "get-default", EQUAL, 1, get_default },
+ { "set-default", EQUAL, 2, set_default, NOBUS },
+ { "get-default", EQUAL, 1, get_default, NOBUS },
{ "set-property", MORE, 3, set_property },
- };
+ {}
+ }, *verb = verbs;
int left;
- unsigned i;
assert(argc >= 0);
assert(argv);
left = argc - optind;
- if (left <= 0)
- /* Special rule: no arguments means "list-units" */
- i = 0;
- else {
+ /* Special rule: no arguments (left == 0) means "list-units" */
+ if (left > 0) {
if (streq(argv[optind], "help") && !argv[optind+1]) {
log_error("This command expects one or more "
"unit names. Did you mean --help?");
return -EINVAL;
}
- for (i = 0; i < ELEMENTSOF(verbs); i++)
- if (streq(argv[optind], verbs[i].verb))
- break;
+ for (; verb->verb; verb++)
+ if (streq(argv[optind], verb->verb))
+ goto found;
- if (i >= ELEMENTSOF(verbs)) {
- log_error("Unknown operation '%s'.", argv[optind]);
- return -EINVAL;
- }
+ log_error("Unknown operation '%s'.", argv[optind]);
+ return -EINVAL;
}
+found:
- switch (verbs[i].argc_cmp) {
+ switch (verb->argc_cmp) {
case EQUAL:
- if (left != verbs[i].argc) {
+ if (left != verb->argc) {
log_error("Invalid number of arguments.");
return -EINVAL;
}
break;
case MORE:
- if (left < verbs[i].argc) {
+ if (left < verb->argc) {
log_error("Too few arguments.");
return -EINVAL;
}
break;
case LESS:
- if (left > verbs[i].argc) {
+ if (left > verb->argc) {
log_error("Too many arguments.");
return -EINVAL;
}
/* Require a bus connection for all operations but
* enable/disable */
- if (!streq(verbs[i].verb, "enable") &&
- !streq(verbs[i].verb, "disable") &&
- !streq(verbs[i].verb, "is-enabled") &&
- !streq(verbs[i].verb, "list-unit-files") &&
- !streq(verbs[i].verb, "reenable") &&
- !streq(verbs[i].verb, "preset") &&
- !streq(verbs[i].verb, "mask") &&
- !streq(verbs[i].verb, "unmask") &&
- !streq(verbs[i].verb, "link") &&
- !streq(verbs[i].verb, "set-default") &&
- !streq(verbs[i].verb, "get-default")) {
+ if (verb->bus == NOBUS) {
+ if (!bus && !avoid_bus()) {
+ log_error("Failed to get D-Bus connection: %s", strerror(-bus_error));
+ return -EIO;
+ }
+ } else {
if (running_in_chroot() > 0) {
log_info("Running in chroot, ignoring request.");
return 0;
}
- if (((!streq(verbs[i].verb, "reboot") &&
- !streq(verbs[i].verb, "halt") &&
- !streq(verbs[i].verb, "poweroff")) || arg_force <= 0) && !bus) {
- log_error("Failed to get D-Bus connection: %s", strerror (-bus_error));
- return -EIO;
- }
-
- } else {
-
- if (!bus && !avoid_bus()) {
- log_error("Failed to get D-Bus connection: %s", strerror (-bus_error));
+ if ((verb->bus != FORCE || arg_force <= 0) && !bus) {
+ log_error("Failed to get D-Bus connection: %s", strerror(-bus_error));
return -EIO;
}
}
- return verbs[i].dispatch(bus, argv + optind);
+ return verb->dispatch(bus, argv + optind);
}
static int send_shutdownd(usec_t t, char mode, bool dry_run, bool warn, const char *message) {