#include "efivars.h"
#include "env-util.h"
#include "exit-status.h"
+#include "fd-util.h"
#include "fileio.h"
#include "formats-util.h"
#include "hostname-util.h"
#include "initreq.h"
#include "install.h"
+#include "io-util.h"
#include "list.h"
#include "log.h"
#include "logs-show.h"
#include "macro.h"
#include "mkdir.h"
#include "pager.h"
+#include "parse-util.h"
#include "path-lookup.h"
#include "path-util.h"
#include "process-util.h"
#include "strv.h"
#include "terminal-util.h"
#include "unit-name.h"
+#include "user-util.h"
#include "util.h"
#include "utmp-wtmp.h"
+#include "verbs.h"
static char **arg_types = NULL;
static char **arg_states = NULL;
static char **arg_wall = NULL;
static const char *arg_kill_who = NULL;
static int arg_signal = SIGTERM;
-static const char *arg_root = NULL;
+static char *arg_root = NULL;
static usec_t arg_when = 0;
static enum action {
_ACTION_INVALID,
static bool arg_firmware_setup = false;
static bool arg_now = false;
-static int daemon_reload(char **args);
+static int daemon_reload(int argc, char *argv[], void* userdata);
static int halt_now(enum action a);
static int check_one_unit(sd_bus *bus, const char *name, const char *good_states, bool quiet);
return c;
}
-static int list_units(char **args) {
+static int list_units(int argc, char *argv[], void *userdata) {
_cleanup_free_ UnitInfo *unit_infos = NULL;
_cleanup_(message_set_freep) Set *replies = NULL;
_cleanup_strv_free_ char **machines = NULL;
if (r < 0)
return r;
- r = get_unit_list_recursive(bus, strv_skip(args, 1), &unit_infos, &replies, &machines);
+ r = get_unit_list_recursive(bus, strv_skip(argv, 1), &unit_infos, &replies, &machines);
if (r < 0)
return r;
return 0;
}
-static int list_sockets(char **args) {
+static int list_sockets(int argc, char *argv[], void *userdata) {
_cleanup_(message_set_freep) Set *replies = NULL;
_cleanup_strv_free_ char **machines = NULL;
_cleanup_free_ UnitInfo *unit_infos = NULL;
if (r < 0)
return r;
- n = get_unit_list_recursive(bus, strv_skip(args, 1), &unit_infos, &replies, &machines);
+ n = get_unit_list_recursive(bus, strv_skip(argv, 1), &unit_infos, &replies, &machines);
if (n < 0)
return n;
return next_elapse;
}
-static int list_timers(char **args) {
+static int list_timers(int argc, char *argv[], void *userdata) {
_cleanup_(message_set_freep) Set *replies = NULL;
_cleanup_strv_free_ char **machines = NULL;
_cleanup_free_ struct timer_info *timer_infos = NULL;
if (r < 0)
return r;
- n = get_unit_list_recursive(bus, strv_skip(args, 1), &unit_infos, &replies, &machines);
+ n = get_unit_list_recursive(bus, strv_skip(argv, 1), &unit_infos, &replies, &machines);
if (n < 0)
return n;
printf("\n%u unit files listed.\n", c);
}
-static int list_unit_files(char **args) {
+static int list_unit_files(int argc, char *argv[], void *userdata) {
_cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
_cleanup_free_ UnitFileList *units = NULL;
UnitFileList *unit;
}
HASHMAP_FOREACH(u, h, i) {
- if (!output_show_unit_file(u, strv_skip(args, 1)))
+ if (!output_show_unit_file(u, strv_skip(argv, 1)))
continue;
units[c++] = *u;
unit_file_state_from_string(state)
};
- if (output_show_unit_file(&units[c], strv_skip(args, 1)))
+ if (output_show_unit_file(&units[c], strv_skip(argv, 1)))
c ++;
}
return 0;
}
-static int list_dependencies(char **args) {
+static int list_dependencies(int argc, char *argv[], void *userdata) {
_cleanup_strv_free_ char **units = NULL;
_cleanup_free_ char *unit = NULL;
const char *u;
sd_bus *bus;
int r;
- if (args[1]) {
- r = unit_name_mangle(args[1], UNIT_NAME_NOGLOB, &unit);
+ if (argv[1]) {
+ r = unit_name_mangle(argv[1], UNIT_NAME_NOGLOB, &unit);
if (r < 0)
return log_error_errno(r, "Failed to mangle unit name: %m");
printf("\n%u machines listed.\n", n);
}
-static int list_machines(char **args) {
+static int list_machines(int argc, char *argv[], void *userdata) {
struct machine_info *machine_infos = NULL;
sd_bus *bus;
int r;
if (r < 0)
return r;
- r = get_machine_list(bus, &machine_infos, strv_skip(args, 1));
+ r = get_machine_list(bus, &machine_infos, strv_skip(argv, 1));
if (r < 0)
return r;
return 0;
}
-static int get_default(char **args) {
+static int get_default(int argc, char *argv[], void *userdata) {
_cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
_cleanup_free_ char *_path = NULL;
const char *path;
}
}
-static int set_default(char **args) {
+static int set_default(int argc, char *argv[], void *userdata) {
_cleanup_free_ char *unit = NULL;
int r;
- r = unit_name_mangle_with_suffix(args[1], UNIT_NAME_NOGLOB, ".target", &unit);
+ assert(argc >= 2);
+ assert(argv);
+
+ r = unit_name_mangle_with_suffix(argv[1], UNIT_NAME_NOGLOB, ".target", &unit);
if (r < 0)
return log_error_errno(r, "Failed to mangle unit name: %m");
/* Try to reload if enabled */
if (!arg_no_reload)
- r = daemon_reload(args);
+ r = daemon_reload(argc, argv, userdata);
else
r = 0;
}
return strv_fnmatch_or_empty(patterns, job->name, FNM_NOESCAPE);
}
-static int list_jobs(char **args) {
+static int list_jobs(int argc, char *argv[], void *userdata) {
_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
_cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
const char *name, *type, *state, *job_path, *unit_path;
while ((r = sd_bus_message_read(reply, "(usssoo)", &id, &name, &type, &state, &job_path, &unit_path)) > 0) {
struct job_info job = { id, name, type, state };
- if (!output_show_job(&job, strv_skip(args, 1))) {
+ if (!output_show_job(&job, strv_skip(argv, 1))) {
skipped = true;
continue;
}
return r;
}
-static int cancel_job(char **args) {
+static int cancel_job(int argc, char *argv[], void *userdata) {
sd_bus *bus;
char **name;
int r = 0;
- if (strv_length(args) <= 1)
- return daemon_reload(args);
+ if (argc <= 1)
+ return daemon_reload(argc, argv, userdata);
polkit_agent_open_if_enabled();
if (r < 0)
return r;
- STRV_FOREACH(name, args+1) {
+ STRV_FOREACH(name, strv_skip(argv, 1)) {
_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
uint32_t id;
int q;
return _ACTION_INVALID;
}
-static int start_unit(char **args) {
+static int start_unit(int argc, char *argv[], void *userdata) {
_cleanup_(bus_wait_for_jobs_freep) BusWaitForJobs *w = NULL;
const char *method, *mode, *one_name, *suffix = NULL;
_cleanup_strv_free_ char **names = NULL;
if (arg_action == ACTION_SYSTEMCTL) {
enum action action;
- method = verb_to_method(args[0]);
- action = verb_to_action(args[0]);
- if (streq(args[0], "isolate")) {
+ method = verb_to_method(argv[0]);
+ action = verb_to_action(argv[0]);
+
+ if (streq(argv[0], "isolate")) {
mode = "isolate";
suffix = ".target";
} else
if (one_name)
names = strv_new(one_name, NULL);
else {
- r = expand_names(bus, strv_skip(args, 1), suffix, &names);
+ r = expand_names(bus, strv_skip(argv, 1), suffix, &names);
if (r < 0)
return log_error_errno(r, "Failed to expand names: %m");
}
return 0;
}
-static int start_special(char **args) {
+static int start_special(int argc, char *argv[], void *userdata) {
enum action a;
int r;
- assert(args);
+ assert(argv);
- a = verb_to_action(args[0]);
+ a = verb_to_action(argv[0]);
r = logind_check_inhibitors(a);
if (r < 0)
if (r < 0)
return r;
- if (a == ACTION_REBOOT && strv_length(args) > 1) {
- r = update_reboot_param_file(args[1]);
+ if (a == ACTION_REBOOT && argc > 1) {
+ r = update_reboot_param_file(argv[1]);
if (r < 0)
return r;
- } else if (a == ACTION_EXIT && strv_length(args) > 1) {
- uint8_t code = 0;
+ } else if (a == ACTION_EXIT && argc > 1) {
+ uint8_t code;
/* If the exit code is not given on the command line,
* don't reset it to zero: just keep it as it might
* have been set previously. */
- r = safe_atou8(args[1], &code);
+ r = safe_atou8(argv[1], &code);
if (r < 0)
return log_error_errno(r, "Invalid exit code.");
ACTION_REBOOT,
ACTION_KEXEC,
ACTION_EXIT))
- return daemon_reload(args);
+ return daemon_reload(argc, argv, userdata);
/* First try logind, to allow authentication with polkit */
if (IN_SET(a,
/* On all other errors, try low-level operation */
}
- return start_unit(args);
+ return start_unit(argc, argv, userdata);
}
static int check_unit_generic(int code, const char *good_states, char **args) {
return r;
}
-static int check_unit_active(char **args) {
+static int check_unit_active(int argc, char *argv[], void *userdata) {
/* According to LSB: 3, "program is not running" */
- return check_unit_generic(3, "active\0reloading\0", strv_skip(args, 1));
+ return check_unit_generic(3, "active\0reloading\0", strv_skip(argv, 1));
}
-static int check_unit_failed(char **args) {
- return check_unit_generic(1, "failed\0", strv_skip(args, 1));
+static int check_unit_failed(int argc, char *argv[], void *userdata) {
+ return check_unit_generic(1, "failed\0", strv_skip(argv, 1));
}
-static int kill_unit(char **args) {
+static int kill_unit(int argc, char *argv[], void *userdata) {
_cleanup_strv_free_ char **names = NULL;
char *kill_who = NULL, **name;
sd_bus *bus;
if (streq(arg_job_mode, "fail"))
kill_who = strjoina(arg_kill_who, "-fail", NULL);
- r = expand_names(bus, strv_skip(args, 1), NULL, &names);
+ r = expand_names(bus, strv_skip(argv, 1), NULL, &names);
if (r < 0)
return log_error_errno(r, "Failed to expand names: %m");
printf("Condition: start %scondition failed%s at %s%s%s\n",
ansi_highlight_yellow(), ansi_normal(),
- s2, s1 ? "; " : "", s1 ? s1 : "");
+ s2, s1 ? "; " : "", strempty(s1));
if (i->failed_condition_trigger)
printf(" none of the trigger conditions were met\n");
else if (i->failed_condition)
printf(" Assert: start %sassertion failed%s at %s%s%s\n",
ansi_highlight_red(), ansi_normal(),
- s2, s1 ? "; " : "", s1 ? s1 : "");
+ s2, s1 ? "; " : "", strempty(s1));
if (i->failed_assert_trigger)
printf(" none of the trigger assertions were met\n");
else if (i->failed_assert)
return 0;
}
-static int show(char **args) {
- bool show_properties, show_status, new_line = false;
+static int show(int argc, char *argv[], void *userdata) {
+ bool show_properties, show_status, show_help, new_line = false;
bool ellipsized = false;
int r, ret = 0;
sd_bus *bus;
- assert(args);
+ assert(argv);
+
+ show_properties = streq(argv[0], "show");
+ show_status = streq(argv[0], "status");
+ show_help = streq(argv[0], "help");
- show_properties = streq(args[0], "show");
- show_status = streq(args[0], "status");
+ if (show_help && argc <= 1) {
+ log_error("This command expects one or more unit names. Did you mean --help?");
+ return -EINVAL;
+ }
if (show_properties)
pager_open_if_enabled();
return r;
/* If no argument is specified inspect the manager itself */
- if (show_properties && strv_length(args) <= 1)
- return show_one(args[0], bus, "/org/freedesktop/systemd1", show_properties, &new_line, &ellipsized);
+ if (show_properties && argc <= 1)
+ return show_one(argv[0], bus, "/org/freedesktop/systemd1", show_properties, &new_line, &ellipsized);
- if (show_status && strv_length(args) <= 1) {
+ if (show_status && argc <= 1) {
pager_open_if_enabled();
show_system_status(bus);
new_line = true;
if (arg_all)
- ret = show_all(args[0], bus, false, &new_line, &ellipsized);
+ ret = show_all(argv[0], bus, false, &new_line, &ellipsized);
} else {
_cleanup_free_ char **patterns = NULL;
char **name;
- STRV_FOREACH(name, strv_skip(args, 1)) {
+ STRV_FOREACH(name, strv_skip(argv, 1)) {
_cleanup_free_ char *unit = NULL;
uint32_t id;
}
}
- r = show_one(args[0], bus, unit, show_properties,
- &new_line, &ellipsized);
+ r = show_one(argv[0], bus, unit, show_properties, &new_line, &ellipsized);
if (r < 0)
return r;
else if (r > 0 && ret == 0)
if (!unit)
return log_oom();
- r = show_one(args[0], bus, unit, show_properties,
- &new_line, &ellipsized);
+ r = show_one(argv[0], bus, unit, show_properties, &new_line, &ellipsized);
if (r < 0)
return r;
else if (r > 0 && ret == 0)
return copy_bytes(fd, STDOUT_FILENO, (uint64_t) -1, false);
}
-static int cat(char **args) {
+static int cat(int argc, char *argv[], void *userdata) {
_cleanup_free_ char *user_home = NULL;
_cleanup_free_ char *user_runtime = NULL;
_cleanup_lookup_paths_free_ LookupPaths lp = {};
if (r < 0)
return r;
- r = expand_names(bus, strv_skip(args, 1), NULL, &names);
+ r = expand_names(bus, strv_skip(argv, 1), NULL, &names);
if (r < 0)
return log_error_errno(r, "Failed to expand names: %m");
return 0;
}
-static int set_property(char **args) {
+static int set_property(int argc, char *argv[], void *userdata) {
_cleanup_bus_message_unref_ sd_bus_message *m = NULL;
_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
_cleanup_free_ char *n = NULL;
if (r < 0)
return bus_log_create_error(r);
- r = unit_name_mangle(args[1], UNIT_NAME_NOGLOB, &n);
+ r = unit_name_mangle(argv[1], UNIT_NAME_NOGLOB, &n);
if (r < 0)
return log_error_errno(r, "Failed to mangle unit name: %m");
if (r < 0)
return bus_log_create_error(r);
- STRV_FOREACH(i, args + 2) {
+ STRV_FOREACH(i, strv_skip(argv, 2)) {
r = sd_bus_message_open_container(m, SD_BUS_TYPE_STRUCT, "sv");
if (r < 0)
return bus_log_create_error(r);
return 0;
}
-static int snapshot(char **args) {
+static int snapshot(int argc, char *argv[], void *userdata) {
_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
_cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
_cleanup_free_ char *n = NULL, *id = NULL;
polkit_agent_open_if_enabled();
- if (strv_length(args) > 1) {
- r = unit_name_mangle_with_suffix(args[1], UNIT_NAME_NOGLOB, ".snapshot", &n);
+ if (argc > 1) {
+ r = unit_name_mangle_with_suffix(argv[1], UNIT_NAME_NOGLOB, ".snapshot", &n);
if (r < 0)
return log_error_errno(r, "Failed to generate unit name: %m");
} else {
return 0;
}
-static int delete_snapshot(char **args) {
+static int delete_snapshot(int argc, char *argv[], void *userdata) {
_cleanup_strv_free_ char **names = NULL;
sd_bus *bus;
char **name;
if (r < 0)
return r;
- r = expand_names(bus, strv_skip(args, 1), ".snapshot", &names);
+ r = expand_names(bus, strv_skip(argv, 1), ".snapshot", &names);
if (r < 0)
return log_error_errno(r, "Failed to expand names: %m");
return r;
}
-static int daemon_reload(char **args) {
+static int daemon_reload(int argc, char *argv[], void *userdata) {
_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
const char *method;
sd_bus *bus;
assert(arg_action == ACTION_SYSTEMCTL);
method =
- streq(args[0], "clear-jobs") ||
- streq(args[0], "cancel") ? "ClearJobs" :
- streq(args[0], "daemon-reexec") ? "Reexecute" :
- streq(args[0], "reset-failed") ? "ResetFailed" :
- streq(args[0], "halt") ? "Halt" :
- streq(args[0], "poweroff") ? "PowerOff" :
- streq(args[0], "reboot") ? "Reboot" :
- streq(args[0], "kexec") ? "KExec" :
- streq(args[0], "exit") ? "Exit" :
+ streq(argv[0], "clear-jobs") ||
+ streq(argv[0], "cancel") ? "ClearJobs" :
+ streq(argv[0], "daemon-reexec") ? "Reexecute" :
+ streq(argv[0], "reset-failed") ? "ResetFailed" :
+ streq(argv[0], "halt") ? "Halt" :
+ streq(argv[0], "poweroff") ? "PowerOff" :
+ streq(argv[0], "reboot") ? "Reboot" :
+ streq(argv[0], "kexec") ? "KExec" :
+ streq(argv[0], "exit") ? "Exit" :
/* "daemon-reload" */ "Reload";
}
return r < 0 ? r : 0;
}
-static int reset_failed(char **args) {
+static int reset_failed(int argc, char *argv[], void *userdata) {
_cleanup_strv_free_ char **names = NULL;
sd_bus *bus;
char **name;
int r, q;
- if (strv_length(args) <= 1)
- return daemon_reload(args);
+ if (argc <= 1)
+ return daemon_reload(argc, argv, userdata);
polkit_agent_open_if_enabled();
if (r < 0)
return r;
- r = expand_names(bus, strv_skip(args, 1), NULL, &names);
+ r = expand_names(bus, strv_skip(argv, 1), NULL, &names);
if (r < 0)
return log_error_errno(r, "Failed to expand names: %m");
return r;
}
-static int show_environment(char **args) {
+static int show_environment(int argc, char *argv[], void *userdata) {
_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
_cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
const char *text;
return 0;
}
-static int switch_root(char **args) {
+static int switch_root(int argc, char *argv[], void *userdata) {
_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
_cleanup_free_ char *cmdline_init = NULL;
const char *root, *init;
sd_bus *bus;
- unsigned l;
int r;
if (arg_transport != BUS_TRANSPORT_LOCAL) {
return -EINVAL;
}
- l = strv_length(args);
- if (l < 2 || l > 3) {
+ if (argc < 2 || argc > 3) {
log_error("Wrong number of arguments.");
return -EINVAL;
}
- root = args[1];
+ root = argv[1];
- if (l >= 3)
- init = args[2];
+ if (argc >= 3)
+ init = argv[2];
else {
r = parse_env_file("/proc/cmdline", WHITESPACE,
"init", &cmdline_init,
return 0;
}
-static int set_environment(char **args) {
+static int set_environment(int argc, char *argv[], void *userdata) {
_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
_cleanup_bus_message_unref_ sd_bus_message *m = NULL;
const char *method;
sd_bus *bus;
int r;
- assert(args);
+ assert(argc > 1);
+ assert(argv);
polkit_agent_open_if_enabled();
if (r < 0)
return r;
- method = streq(args[0], "set-environment")
+ method = streq(argv[0], "set-environment")
? "SetEnvironment"
: "UnsetEnvironment";
if (r < 0)
return bus_log_create_error(r);
- r = sd_bus_message_append_strv(m, strv_skip(args, 1));
+ r = sd_bus_message_append_strv(m, strv_skip(argv, 1));
if (r < 0)
return bus_log_create_error(r);
return 0;
}
-static int import_environment(char **args) {
+static int import_environment(int argc, char *argv[], void *userdata) {
_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
_cleanup_bus_message_unref_ sd_bus_message *m = NULL;
sd_bus *bus;
if (r < 0)
return bus_log_create_error(r);
- if (strv_isempty(strv_skip(args, 1)))
+ if (argc < 2)
r = sd_bus_message_append_strv(m, environ);
else {
char **a, **b;
if (r < 0)
return bus_log_create_error(r);
- STRV_FOREACH(a, strv_skip(args, 1)) {
+ STRV_FOREACH(a, strv_skip(argv, 1)) {
if (!env_name_is_valid(*a)) {
log_error("Not a valid environment variable name: %s", *a);
return 0;
}
-static int enable_unit(char **args) {
+static int enable_unit(int argc, char *argv[], void *userdata) {
_cleanup_strv_free_ char **names = NULL;
- const char *verb = args[0];
+ const char *verb = argv[0];
UnitFileChange *changes = NULL;
unsigned n_changes = 0;
int carries_install_info = -1;
int r;
- if (!args[1])
+ if (!argv[1])
return 0;
- r = mangle_names(args+1, &names);
+ r = mangle_names(strv_skip(argv, 1), &names);
if (r < 0)
return r;
/* Try to reload if enabled */
if (!arg_no_reload)
- r = daemon_reload(args);
+ r = daemon_reload(argc, argv, userdata);
else
r = 0;
}
"3) A unit may be started when needed via activation (socket, path, timer,\n"
" D-Bus, udev, scripted systemctl call, ...).\n");
- if (arg_now && n_changes > 0 && STR_IN_SET(args[0], "enable", "disable", "mask")) {
+ if (arg_now && n_changes > 0 && STR_IN_SET(argv[0], "enable", "disable", "mask")) {
char *new_args[n_changes + 2];
sd_bus *bus;
unsigned i;
if (r < 0)
return r;
- new_args[0] = (char*) (streq(args[0], "enable") ? "start" : "stop");
+ new_args[0] = (char*) (streq(argv[0], "enable") ? "start" : "stop");
for (i = 0; i < n_changes; i++)
new_args[i + 1] = basename(changes[i].path);
new_args[i + 1] = NULL;
- r = start_unit(new_args);
+ r = start_unit(strv_length(new_args), new_args, userdata);
}
finish:
return r;
}
-static int add_dependency(char **args) {
+static int add_dependency(int argc, char *argv[], void *userdata) {
_cleanup_strv_free_ char **names = NULL;
_cleanup_free_ char *target = NULL;
- const char *verb = args[0];
+ const char *verb = argv[0];
UnitDependency dep;
int r = 0;
- if (!args[1])
+ if (!argv[1])
return 0;
- r = unit_name_mangle_with_suffix(args[1], UNIT_NAME_NOGLOB, ".target", &target);
+ r = unit_name_mangle_with_suffix(argv[1], UNIT_NAME_NOGLOB, ".target", &target);
if (r < 0)
return log_error_errno(r, "Failed to mangle unit name: %m");
- r = mangle_names(args+2, &names);
+ r = mangle_names(strv_skip(argv, 2), &names);
if (r < 0)
return r;
return r;
if (!arg_no_reload)
- r = daemon_reload(args);
+ r = daemon_reload(argc, argv, userdata);
else
r = 0;
}
return r;
}
-static int preset_all(char **args) {
+static int preset_all(int argc, char *argv[], void *userdata) {
UnitFileChange *changes = NULL;
unsigned n_changes = 0;
int r;
return r;
if (!arg_no_reload)
- r = daemon_reload(args);
+ r = daemon_reload(argc, argv, userdata);
else
r = 0;
}
return r;
}
-static int unit_is_enabled(char **args) {
+static int unit_is_enabled(int argc, char *argv[], void *userdata) {
_cleanup_strv_free_ char **names = NULL;
bool enabled;
char **name;
int r;
- r = mangle_names(args+1, &names);
+ r = mangle_names(strv_skip(argv, 1), &names);
if (r < 0)
return r;
- r = enable_sysv_units(args[0], names);
+ r = enable_sysv_units(argv[0], names);
if (r < 0)
return r;
return !enabled;
}
-static int is_system_running(char **args) {
+static int is_system_running(int argc, char *argv[], void *userdata) {
_cleanup_free_ char *state = NULL;
sd_bus *bus;
int r;
}
static int create_edit_temp_file(const char *new_path, const char *original_path, char **ret_tmp_fn) {
- char *t;
+ _cleanup_free_ char *t = NULL;
int r;
assert(new_path);
return log_error_errno(r, "Failed to determine temporary filename for \"%s\": %m", new_path);
r = mkdir_parents(new_path, 0755);
- if (r < 0) {
- free(t);
+ if (r < 0)
return log_error_errno(r, "Failed to create directories for \"%s\": %m", new_path);
- }
r = copy_file(original_path, t, 0, 0644, 0);
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;
- }
+ if (r < 0)
+ return log_error_errno(r, "Failed to create temporary file \"%s\": %m", t);
+
+ } else if (r < 0)
+ return log_error_errno(r, "Failed to copy \"%s\" to \"%s\": %m", original_path, t);
*ret_tmp_fn = t;
+ t = NULL;
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;
+ assert(name);
+ assert(ret_path);
+
switch (arg_scope) {
case UNIT_FILE_SYSTEM:
path = path_join(arg_root, SYSTEM_CONFIG_UNIT_PATH, name);
}
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;
+ char *tmp_new_path, *tmp_tmp_path, *ending;
int r;
assert(unit_name);
char **ret_new_path,
char **ret_tmp_path) {
- char *tmp_new_path;
- char *tmp_tmp_path;
+ char *tmp_new_path, *tmp_tmp_path;
int r;
assert(fragment_path);
if (r < 0)
return log_error_errno(r, "Failed to wait for child: %m");
- return r;
+ return 0;
}
static int find_paths_to_edit(sd_bus *bus, char **names, char ***paths) {
return 0;
}
-static int edit(char **args) {
+static int edit(int argc, char *argv[], void *userdata) {
_cleanup_strv_free_ char **names = NULL;
_cleanup_strv_free_ char **paths = NULL;
char **original, **tmp;
if (r < 0)
return r;
- r = expand_names(bus, strv_skip(args, 1), NULL, &names);
+ r = expand_names(bus, strv_skip(argv, 1), NULL, &names);
if (r < 0)
return log_error_errno(r, "Failed to expand names: %m");
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 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("Editing \"%s\" canceled: temporary file is empty", *original);
+ log_warning("Editing \"%s\" canceled: temporary file is empty.", *original);
continue;
}
+
r = rename(*tmp, *original);
if (r < 0) {
r = log_error_errno(errno, "Failed to rename \"%s\" to \"%s\": %m", *tmp, *original);
}
}
- if (!arg_no_reload && bus && !install_client_side())
- r = daemon_reload(args);
+ r = 0;
+
+ if (!arg_no_reload && !install_client_side())
+ r = daemon_reload(argc, argv, userdata);
end:
STRV_FOREACH_PAIR(original, tmp, paths)
- unlink_noerrno(*tmp);
+ (void) unlink(*tmp);
return r;
}
static void help_types(void) {
int i;
- const char *t;
if (!arg_no_legend)
puts("Available unit types:");
- for (i = 0; i < _UNIT_TYPE_MAX; i++) {
- t = unit_type_to_string(i);
- if (t)
- puts(t);
- }
+ for (i = 0; i < _UNIT_TYPE_MAX; i++)
+ puts(unit_type_to_string(i));
+}
+
+static void help_states(void) {
+ int i;
+
+ if (!arg_no_legend)
+ puts("Available unit load states:");
+ for (i = 0; i < _UNIT_LOAD_STATE_MAX; i++)
+ puts(unit_load_state_to_string(i));
+
+ if (!arg_no_legend)
+ puts("\nAvailable unit active states:");
+ for (i = 0; i < _UNIT_ACTIVE_STATE_MAX; i++)
+ puts(unit_active_state_to_string(i));
+
+ if (!arg_no_legend)
+ puts("\nAvailable automount unit substates:");
+ for (i = 0; i < _AUTOMOUNT_STATE_MAX; i++)
+ puts(automount_state_to_string(i));
+
+ if (!arg_no_legend)
+ puts("\nAvailable busname unit substates:");
+ for (i = 0; i < _BUSNAME_STATE_MAX; i++)
+ puts(busname_state_to_string(i));
+
+ if (!arg_no_legend)
+ puts("\nAvailable device unit substates:");
+ for (i = 0; i < _DEVICE_STATE_MAX; i++)
+ puts(device_state_to_string(i));
+
+ if (!arg_no_legend)
+ puts("\nAvailable mount unit substates:");
+ for (i = 0; i < _MOUNT_STATE_MAX; i++)
+ puts(mount_state_to_string(i));
+
+ if (!arg_no_legend)
+ puts("\nAvailable path unit substates:");
+ for (i = 0; i < _PATH_STATE_MAX; i++)
+ puts(path_state_to_string(i));
+
+ if (!arg_no_legend)
+ puts("\nAvailable scope unit substates:");
+ for (i = 0; i < _SCOPE_STATE_MAX; i++)
+ puts(scope_state_to_string(i));
+
+ if (!arg_no_legend)
+ puts("\nAvailable service unit substates:");
+ for (i = 0; i < _SERVICE_STATE_MAX; i++)
+ puts(service_state_to_string(i));
+
+ if (!arg_no_legend)
+ puts("\nAvailable slice unit substates:");
+ for (i = 0; i < _SLICE_STATE_MAX; i++)
+ puts(slice_state_to_string(i));
+
+ if (!arg_no_legend)
+ puts("\nAvailable snapshot unit substates:");
+ for (i = 0; i < _SNAPSHOT_STATE_MAX; i++)
+ puts(snapshot_state_to_string(i));
+
+ if (!arg_no_legend)
+ puts("\nAvailable socket unit substates:");
+ for (i = 0; i < _SOCKET_STATE_MAX; i++)
+ puts(socket_state_to_string(i));
+
+ if (!arg_no_legend)
+ puts("\nAvailable swap unit substates:");
+ for (i = 0; i < _SWAP_STATE_MAX; i++)
+ puts(swap_state_to_string(i));
+
+ if (!arg_no_legend)
+ puts("\nAvailable target unit substates:");
+ for (i = 0; i < _TARGET_STATE_MAX; i++)
+ puts(target_state_to_string(i));
+
+ if (!arg_no_legend)
+ puts("\nAvailable timer unit substates:");
+ for (i = 0; i < _TIMER_STATE_MAX; i++)
+ puts(timer_state_to_string(i));
}
static int systemctl_parse_argv(int argc, char *argv[]) {
{}
};
- int c;
+ int c, r;
assert(argc >= 0);
assert(argv);
}
if (unit_type_from_string(type) >= 0) {
- if (strv_push(&arg_types, type))
+ if (strv_push(&arg_types, type) < 0)
return log_oom();
type = NULL;
continue;
* load states, but let's support this
* in --types= too for compatibility
* with old versions */
- if (unit_load_state_from_string(optarg) >= 0) {
+ if (unit_load_state_from_string(type) >= 0) {
if (strv_push(&arg_states, type) < 0)
return log_oom();
type = NULL;
break;
case ARG_ROOT:
- arg_root = optarg;
+ r = parse_path_argument_and_warn(optarg, true, &arg_root);
+ if (r < 0)
+ return r;
break;
case 'l':
size_t size;
FOREACH_WORD_SEPARATOR(word, size, optarg, ",", state) {
- char *s;
+ _cleanup_free_ char *s = NULL;
s = strndup(word, size);
if (!s)
return log_oom();
- if (strv_consume(&arg_states, s) < 0)
+ if (streq(s, "help")) {
+ help_states();
+ return 0;
+ }
+
+ if (strv_push(&arg_states, s) < 0)
return log_oom();
+
+ s = NULL;
}
break;
}
assert(argc >= 0);
assert(argv);
- while ((c = getopt_long(argc, argv, "HPrhkKt:afFc", options, NULL)) >= 0)
+ while ((c = getopt_long(argc, argv, "HPrhkKtafFc", options, NULL)) >= 0)
switch (c) {
case ARG_HELP:
#endif
}
-static int systemctl_main(int argc, char *argv[], int bus_error) {
-
- static const struct {
- const char* verb;
- const enum {
- MORE,
- LESS,
- EQUAL
- } argc_cmp;
- const int argc;
- int (* const dispatch)(char **args);
- } verbs[] = {
- { "list-units", MORE, 0, list_units },
- { "list-unit-files", MORE, 1, list_unit_files },
- { "list-sockets", MORE, 1, list_sockets },
- { "list-timers", MORE, 1, list_timers },
- { "list-jobs", MORE, 1, list_jobs },
- { "list-machines", MORE, 1, list_machines },
- { "clear-jobs", EQUAL, 1, daemon_reload },
- { "cancel", MORE, 2, cancel_job },
- { "start", MORE, 2, start_unit },
- { "stop", MORE, 2, start_unit },
- { "condstop", MORE, 2, start_unit }, /* For compatibility with ALTLinux */
- { "reload", MORE, 2, start_unit },
- { "restart", MORE, 2, start_unit },
- { "try-restart", MORE, 2, start_unit },
- { "reload-or-restart", MORE, 2, start_unit },
- { "reload-or-try-restart", MORE, 2, start_unit },
- { "force-reload", MORE, 2, start_unit }, /* For compatibility with SysV */
- { "condreload", MORE, 2, start_unit }, /* For compatibility with ALTLinux */
- { "condrestart", MORE, 2, start_unit }, /* For compatibility with RH */
- { "isolate", EQUAL, 2, start_unit },
- { "kill", MORE, 2, kill_unit },
- { "is-active", MORE, 2, check_unit_active },
- { "check", MORE, 2, check_unit_active },
- { "is-failed", MORE, 2, check_unit_failed },
- { "show", MORE, 1, show },
- { "cat", MORE, 2, cat, },
- { "status", MORE, 1, show },
- { "help", MORE, 2, show },
- { "snapshot", LESS, 2, snapshot },
- { "delete", MORE, 2, delete_snapshot },
- { "daemon-reload", EQUAL, 1, daemon_reload },
- { "daemon-reexec", EQUAL, 1, daemon_reload },
- { "show-environment", EQUAL, 1, show_environment },
- { "set-environment", MORE, 2, set_environment },
- { "unset-environment", MORE, 2, set_environment },
- { "import-environment", MORE, 1, import_environment},
- { "halt", EQUAL, 1, start_special, },
- { "poweroff", EQUAL, 1, start_special, },
- { "reboot", MORE, 1, start_special, },
- { "kexec", EQUAL, 1, start_special },
- { "suspend", EQUAL, 1, start_special },
- { "hibernate", EQUAL, 1, start_special },
- { "hybrid-sleep", EQUAL, 1, start_special },
- { "default", EQUAL, 1, start_special },
- { "rescue", EQUAL, 1, start_special },
- { "emergency", EQUAL, 1, start_special },
- { "exit", LESS, 2, 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, },
- { "preset-all", EQUAL, 1, preset_all, },
- { "mask", MORE, 2, enable_unit, },
- { "unmask", MORE, 2, enable_unit, },
- { "link", MORE, 2, enable_unit, },
- { "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-property", MORE, 3, set_property },
- { "is-system-running", EQUAL, 1, is_system_running },
- { "add-wants", MORE, 3, add_dependency, },
- { "add-requires", MORE, 3, add_dependency, },
- { "edit", MORE, 2, edit, },
+static int systemctl_main(int argc, char *argv[]) {
+
+ static const Verb verbs[] = {
+ { "list-units", VERB_ANY, VERB_ANY, VERB_DEFAULT, list_units },
+ { "list-unit-files", VERB_ANY, VERB_ANY, 0, list_unit_files },
+ { "list-sockets", VERB_ANY, VERB_ANY, 0, list_sockets },
+ { "list-timers", VERB_ANY, VERB_ANY, 0, list_timers },
+ { "list-jobs", VERB_ANY, VERB_ANY, 0, list_jobs },
+ { "list-machines", VERB_ANY, VERB_ANY, 0, list_machines },
+ { "clear-jobs", VERB_ANY, 1, 0, daemon_reload },
+ { "cancel", 2, VERB_ANY, 0, cancel_job },
+ { "start", 2, VERB_ANY, 0, start_unit },
+ { "stop", 2, VERB_ANY, 0, start_unit },
+ { "condstop", 2, VERB_ANY, 0, start_unit }, /* For compatibility with ALTLinux */
+ { "reload", 2, VERB_ANY, 0, start_unit },
+ { "restart", 2, VERB_ANY, 0, start_unit },
+ { "try-restart", 2, VERB_ANY, 0, start_unit },
+ { "reload-or-restart", 2, VERB_ANY, 0, start_unit },
+ { "reload-or-try-restart", 2, VERB_ANY, 0, start_unit },
+ { "force-reload", 2, VERB_ANY, 0, start_unit }, /* For compatibility with SysV */
+ { "condreload", 2, VERB_ANY, 0, start_unit }, /* For compatibility with ALTLinux */
+ { "condrestart", 2, VERB_ANY, 0, start_unit }, /* For compatibility with RH */
+ { "isolate", 2, 2, 0, start_unit },
+ { "kill", 2, VERB_ANY, 0, kill_unit },
+ { "is-active", 2, VERB_ANY, 0, check_unit_active },
+ { "check", 2, VERB_ANY, 0, check_unit_active },
+ { "is-failed", 2, VERB_ANY, 0, check_unit_failed },
+ { "show", VERB_ANY, VERB_ANY, 0, show },
+ { "cat", 2, VERB_ANY, 0, cat },
+ { "status", VERB_ANY, VERB_ANY, 0, show },
+ { "help", VERB_ANY, VERB_ANY, 0, show },
+ { "snapshot", VERB_ANY, 2, 0, snapshot },
+ { "delete", 2, VERB_ANY, 0, delete_snapshot },
+ { "daemon-reload", VERB_ANY, 1, 0, daemon_reload },
+ { "daemon-reexec", VERB_ANY, 1, 0, daemon_reload },
+ { "show-environment", VERB_ANY, 1, 0, show_environment },
+ { "set-environment", 2, VERB_ANY, 0, set_environment },
+ { "unset-environment", 2, VERB_ANY, 0, set_environment },
+ { "import-environment", VERB_ANY, VERB_ANY, 0, import_environment},
+ { "halt", VERB_ANY, 1, 0, start_special },
+ { "poweroff", VERB_ANY, 1, 0, start_special },
+ { "reboot", VERB_ANY, 2, 0, start_special },
+ { "kexec", VERB_ANY, 1, 0, start_special },
+ { "suspend", VERB_ANY, 1, 0, start_special },
+ { "hibernate", VERB_ANY, 1, 0, start_special },
+ { "hybrid-sleep", VERB_ANY, 1, 0, start_special },
+ { "default", VERB_ANY, 1, 0, start_special },
+ { "rescue", VERB_ANY, 1, 0, start_special },
+ { "emergency", VERB_ANY, 1, 0, start_special },
+ { "exit", VERB_ANY, 2, 0, start_special },
+ { "reset-failed", VERB_ANY, VERB_ANY, 0, reset_failed },
+ { "enable", 2, VERB_ANY, 0, enable_unit },
+ { "disable", 2, VERB_ANY, 0, enable_unit },
+ { "is-enabled", 2, VERB_ANY, 0, unit_is_enabled },
+ { "reenable", 2, VERB_ANY, 0, enable_unit },
+ { "preset", 2, VERB_ANY, 0, enable_unit },
+ { "preset-all", VERB_ANY, 1, 0, preset_all },
+ { "mask", 2, VERB_ANY, 0, enable_unit },
+ { "unmask", 2, VERB_ANY, 0, enable_unit },
+ { "link", 2, VERB_ANY, 0, enable_unit },
+ { "switch-root", 2, VERB_ANY, 0, switch_root },
+ { "list-dependencies", VERB_ANY, 2, 0, list_dependencies },
+ { "set-default", 2, 2, 0, set_default },
+ { "get-default", VERB_ANY, 1, 0, get_default, },
+ { "set-property", 3, VERB_ANY, 0, set_property },
+ { "is-system-running", VERB_ANY, 1, 0, is_system_running },
+ { "add-wants", 3, VERB_ANY, 0, add_dependency },
+ { "add-requires", 3, VERB_ANY, 0, add_dependency },
+ { "edit", 2, VERB_ANY, 0, edit },
{}
- }, *verb = verbs;
-
- int left;
-
- assert(argc >= 0);
- assert(argv);
-
- left = argc - optind;
-
- /* 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 (; verb->verb; verb++)
- if (streq(argv[optind], verb->verb))
- goto found;
-
- log_error("Unknown operation '%s'.", argv[optind]);
- return -EINVAL;
- }
-found:
-
- switch (verb->argc_cmp) {
-
- case EQUAL:
- if (left != verb->argc) {
- log_error("Invalid number of arguments.");
- return -EINVAL;
- }
-
- break;
-
- case MORE:
- if (left < verb->argc) {
- log_error("Too few arguments.");
- return -EINVAL;
- }
-
- break;
-
- case LESS:
- if (left > verb->argc) {
- log_error("Too many arguments.");
- return -EINVAL;
- }
-
- break;
-
- default:
- assert_not_reached("Unknown comparison operator.");
- }
+ };
- return verb->dispatch(argv + optind);
+ return dispatch_verb(argc, argv, verbs, NULL);
}
static int reload_with_fallback(void) {
/* First, try systemd via D-Bus. */
- if (daemon_reload(NULL) >= 0)
+ if (daemon_reload(0, NULL, NULL) >= 0)
return 0;
/* Nothing else worked, so let's try signals */
static int start_with_fallback(void) {
/* First, try systemd via D-Bus. */
- if (start_unit(NULL) >= 0)
+ if (start_unit(0, NULL, NULL) >= 0)
return 0;
/* Nothing else worked, so let's try
/* The kernel will automaticall flush ATA disks and suchlike
* on reboot(), but the file systems need to be synce'd
* explicitly in advance. */
- sync();
+ (void) sync();
/* Make sure C-A-D is handled by the kernel from this point
* on... */
- reboot(RB_ENABLE_CAD);
+ (void) reboot(RB_ENABLE_CAD);
switch (a) {
case ACTION_HALT:
log_info("Halting.");
- reboot(RB_HALT_SYSTEM);
+ (void) reboot(RB_HALT_SYSTEM);
return -errno;
case ACTION_POWEROFF:
log_info("Powering off.");
- reboot(RB_POWER_OFF);
+ (void) reboot(RB_POWER_OFF);
return -errno;
case ACTION_KEXEC:
if (read_one_line_file(REBOOT_PARAM_FILE, ¶m) >= 0) {
log_info("Rebooting with argument '%s'.", param);
- syscall(SYS_reboot, LINUX_REBOOT_MAGIC1, LINUX_REBOOT_MAGIC2, LINUX_REBOOT_CMD_RESTART2, param);
+ (void) syscall(SYS_reboot, LINUX_REBOOT_MAGIC1, LINUX_REBOOT_MAGIC2, LINUX_REBOOT_CMD_RESTART2, param);
}
log_info("Rebooting.");
- reboot(RB_AUTOBOOT);
+ (void) reboot(RB_AUTOBOOT);
return -errno;
}
case ACTION_KEXEC:
action = "kexec";
break;
+ case ACTION_EXIT:
+ action = "exit";
+ break;
+ case ACTION_REBOOT:
default:
action = "reboot";
break;
if (r < 0)
return r;
+ if (arg_when > 0)
+ return logind_schedule_shutdown();
+
if (geteuid() != 0) {
- if (arg_when > 0 ||
- arg_dry ||
- arg_force > 0) {
+ if (arg_dry || arg_force > 0) {
log_error("Must be root.");
return -EPERM;
}
/* Try logind if we are a normal user and no special
* mode applies. Maybe PolicyKit allows us to shutdown
* the machine. */
- if (IN_SET(arg_action,
- ACTION_POWEROFF,
- ACTION_REBOOT)) {
+ if (IN_SET(arg_action, ACTION_POWEROFF, ACTION_REBOOT)) {
r = logind_reboot(arg_action);
if (r >= 0)
return r;
if (IN_SET(r, -EOPNOTSUPP, -EINPROGRESS))
- /* requested operation is not supported or already in progress */
+ /* requested operation is not
+ * supported on the local system or
+ * already in progress */
return r;
/* on all other errors, try low-level operation */
}
}
- if (arg_when > 0) {
- r = logind_schedule_shutdown();
- if (r >= 0)
- return r;
- }
-
if (!arg_dry && !arg_force)
return start_with_fallback();
return 0;
r = halt_now(arg_action);
-
return log_error_errno(r, "Failed to reboot: %m");
}
switch (arg_action) {
case ACTION_SYSTEMCTL:
- r = systemctl_main(argc, argv, r);
+ r = systemctl_main(argc, argv);
break;
case ACTION_HALT:
strv_free(arg_properties);
strv_free(arg_wall);
+ free(arg_root);
release_busses();