#include <getopt.h>

#include <stdio.h>

#include <fcntl.h>

#include <sys/stat.h>

#include <sys/types.h>

#include "sd-bus.h"

#include "sd-event.h"

#include "alloc-util.h"

#include "bus-error.h"

#include "bus-locator.h"

#include "bus-map-properties.h"

#include "bus-unit-util.h"

#include "bus-wait-for-jobs.h"

#include "calendarspec.h"

#include "env-util.h"

#include "exit-status.h"

#include "fd-util.h"

#include "format-util.h"

#include "main-func.h"

#include "parse-argument.h"

#include "parse-util.h"

#include "path-util.h"

#include "pretty-print.h"

#include "process-util.h"

#include "ptyfwd.h"

#include "signal-util.h"

#include "spawn-polkit-agent.h"

#include "strv.h"

#include "terminal-util.h"

#include "unit-def.h"

#include "unit-name.h"

#include "user-util.h"

static bool arg_ask_password = true;

static bool arg_scope = false;

static bool arg_remain_after_exit = false;

static bool arg_no_block = false;

static bool arg_wait = false;

static const char *arg_unit = NULL;

static const char *arg_description = NULL;

static const char *arg_slice = NULL;

static bool arg_slice_inherit = false;

static bool arg_send_sighup = false;

static BusTransport arg_transport = BUS_TRANSPORT_LOCAL;

static const char *arg_host = NULL;

static bool arg_user = false;

static const char *arg_service_type = NULL;

static const char *arg_exec_user = NULL;

static const char *arg_exec_group = NULL;

static int arg_nice = 0;

static bool arg_nice_set = false;

static char **arg_environment = NULL;

static char **arg_property = NULL;

static enum {

ARG_STDIO_NONE, /* The default, as it is for normal services, stdin connected to /dev/null, and stdout+stderr to the journal */

ARG_STDIO_PTY, /* Interactive behaviour, requested by --pty: we allocate a pty and connect it to the TTY we are invoked from */

ARG_STDIO_DIRECT, /* Directly pass our stdin/stdout/stderr to the activated service, useful for usage in shell pipelines, requested by --pipe */

ARG_STDIO_AUTO, /* If --pipe and --pty are used together we use --pty when invoked on a TTY, and --pipe otherwise */

} arg_stdio = ARG_STDIO_NONE;

static char **arg_path_property = NULL;

static char **arg_socket_property = NULL;

static char **arg_timer_property = NULL;

static bool arg_with_timer = false;

static bool arg_quiet = false;

static bool arg_aggressive_gc = false;

static char *arg_working_directory = NULL;

static bool arg_shell = false;

static char **arg_cmdline = NULL;

STATIC_DESTRUCTOR_REGISTER(arg_environment, strv_freep);

STATIC_DESTRUCTOR_REGISTER(arg_property, strv_freep);

STATIC_DESTRUCTOR_REGISTER(arg_path_property, strv_freep);

STATIC_DESTRUCTOR_REGISTER(arg_socket_property, strv_freep);

STATIC_DESTRUCTOR_REGISTER(arg_timer_property, strv_freep);

STATIC_DESTRUCTOR_REGISTER(arg_working_directory, freep);

STATIC_DESTRUCTOR_REGISTER(arg_cmdline, strv_freep);

static int help(void) {

_cleanup_free_ char *link = NULL;

int r;

r = terminal_urlify_man("systemd-run", "1", &link);

if (r < 0)

return log_oom();

printf("%s [OPTIONS...] COMMAND [ARGUMENTS...]\n"

"\n%sRun the specified command in a transient scope or service.%s\n\n"

" -h --help Show this help\n"

" --version Show package version\n"

" --no-ask-password Do not prompt for password\n"

" --user Run as user unit\n"

" -H --host=[USER@]HOST Operate on remote host\n"

" -M --machine=CONTAINER Operate on local container\n"

" --scope Run this as scope rather than service\n"

" -u --unit=UNIT Run under the specified unit name\n"

" -p --property=NAME=VALUE Set service or scope unit property\n"

" --description=TEXT Description for unit\n"

" --slice=SLICE Run in the specified slice\n"

" --slice-inherit Inherit the slice\n"

" --no-block Do not wait until operation finished\n"

" -r --remain-after-exit Leave service around until explicitly stopped\n"

" --wait Wait until service stopped again\n"

" --send-sighup Send SIGHUP when terminating\n"

" --service-type=TYPE Service type\n"

" --uid=USER Run as system user\n"

" --gid=GROUP Run as system group\n"

" --nice=NICE Nice level\n"

" --working-directory=PATH Set working directory\n"

" -d --same-dir Inherit working directory from caller\n"

" -E --setenv=NAME[=VALUE] Set environment variable\n"

" -t --pty Run service on pseudo TTY as STDIN/STDOUT/\n"

" STDERR\n"

" -P --pipe Pass STDIN/STDOUT/STDERR directly to service\n"

" -q --quiet Suppress information messages during runtime\n"

" -G --collect Unload unit after it ran, even when failed\n"

" -S --shell Invoke a $SHELL interactively\n\n"

"Path options:\n"

" --path-property=NAME=VALUE Set path unit property\n\n"

"Socket options:\n"

" --socket-property=NAME=VALUE Set socket unit property\n\n"

"Timer options:\n"

" --on-active=SECONDS Run after SECONDS delay\n"

" --on-boot=SECONDS Run SECONDS after machine was booted up\n"

" --on-startup=SECONDS Run SECONDS after systemd activation\n"

" --on-unit-active=SECONDS Run SECONDS after the last activation\n"

" --on-unit-inactive=SECONDS Run SECONDS after the last deactivation\n"

" --on-calendar=SPEC Realtime timer\n"

" --on-timezone-change Run when the timezone changes\n"

" --on-clock-change Run when the realtime clock jumps\n"

" --timer-property=NAME=VALUE Set timer unit property\n"

"\nSee the %s for details.\n",

program_invocation_short_name,

ansi_highlight(),

ansi_normal(),

link);

return 0;

}

static int add_timer_property(const char *name, const char *val) {

char *p;

assert(name);

assert(val);

p = strjoin(name, "=", val);

if (!p)

return log_oom();

if (strv_consume(&arg_timer_property, p) < 0)

return log_oom();

return 0;

}

static int parse_argv(int argc, char *argv[]) {

enum {

ARG_VERSION = 0x100,

ARG_USER,

ARG_SYSTEM,

ARG_SCOPE,

ARG_DESCRIPTION,

ARG_SLICE,

ARG_SLICE_INHERIT,

ARG_SEND_SIGHUP,

ARG_SERVICE_TYPE,

ARG_EXEC_USER,

ARG_EXEC_GROUP,

ARG_NICE,

ARG_ON_ACTIVE,

ARG_ON_BOOT,

ARG_ON_STARTUP,

ARG_ON_UNIT_ACTIVE,

ARG_ON_UNIT_INACTIVE,

ARG_ON_CALENDAR,

ARG_ON_TIMEZONE_CHANGE,

ARG_ON_CLOCK_CHANGE,

ARG_TIMER_PROPERTY,

ARG_PATH_PROPERTY,

ARG_SOCKET_PROPERTY,

ARG_NO_BLOCK,

ARG_NO_ASK_PASSWORD,

ARG_WAIT,

ARG_WORKING_DIRECTORY,

ARG_SHELL,

};

static const struct option options[] = {

{ "help", no_argument, NULL, 'h' },

{ "version", no_argument, NULL, ARG_VERSION },

{ "user", no_argument, NULL, ARG_USER },

{ "system", no_argument, NULL, ARG_SYSTEM },

{ "scope", no_argument, NULL, ARG_SCOPE },

{ "unit", required_argument, NULL, 'u' },

{ "description", required_argument, NULL, ARG_DESCRIPTION },

{ "slice", required_argument, NULL, ARG_SLICE },

{ "slice-inherit", no_argument, NULL, ARG_SLICE_INHERIT },

{ "remain-after-exit", no_argument, NULL, 'r' },

{ "send-sighup", no_argument, NULL, ARG_SEND_SIGHUP },

{ "host", required_argument, NULL, 'H' },

{ "machine", required_argument, NULL, 'M' },

{ "service-type", required_argument, NULL, ARG_SERVICE_TYPE },

{ "wait", no_argument, NULL, ARG_WAIT },

{ "uid", required_argument, NULL, ARG_EXEC_USER },

{ "gid", required_argument, NULL, ARG_EXEC_GROUP },

{ "nice", required_argument, NULL, ARG_NICE },

{ "setenv", required_argument, NULL, 'E' },

{ "property", required_argument, NULL, 'p' },

{ "tty", no_argument, NULL, 't' }, /* deprecated alias */

{ "pty", no_argument, NULL, 't' },

{ "pipe", no_argument, NULL, 'P' },

{ "quiet", no_argument, NULL, 'q' },

{ "on-active", required_argument, NULL, ARG_ON_ACTIVE },

{ "on-boot", required_argument, NULL, ARG_ON_BOOT },

{ "on-startup", required_argument, NULL, ARG_ON_STARTUP },

{ "on-unit-active", required_argument, NULL, ARG_ON_UNIT_ACTIVE },

{ "on-unit-inactive", required_argument, NULL, ARG_ON_UNIT_INACTIVE },

{ "on-calendar", required_argument, NULL, ARG_ON_CALENDAR },

{ "on-timezone-change",no_argument, NULL, ARG_ON_TIMEZONE_CHANGE},

{ "on-clock-change", no_argument, NULL, ARG_ON_CLOCK_CHANGE },

{ "timer-property", required_argument, NULL, ARG_TIMER_PROPERTY },

{ "path-property", required_argument, NULL, ARG_PATH_PROPERTY },

{ "socket-property", required_argument, NULL, ARG_SOCKET_PROPERTY },

{ "no-block", no_argument, NULL, ARG_NO_BLOCK },

{ "no-ask-password", no_argument, NULL, ARG_NO_ASK_PASSWORD },

{ "collect", no_argument, NULL, 'G' },

{ "working-directory", required_argument, NULL, ARG_WORKING_DIRECTORY },

{ "same-dir", no_argument, NULL, 'd' },

{ "shell", no_argument, NULL, 'S' },

{},

};

bool with_trigger = false;

int r, c;

assert(argc >= 0);

assert(argv);

while ((c = getopt_long(argc, argv, "+hrH:M:E:p:tPqGdSu:", options, NULL)) >= 0)

switch (c) {

case 'h':

return help();

case ARG_VERSION:

return version();

case ARG_NO_ASK_PASSWORD:

arg_ask_password = false;

break;

case ARG_USER:

arg_user = true;

break;

case ARG_SYSTEM:

arg_user = false;

break;

case ARG_SCOPE:

arg_scope = true;

break;

case 'u':

arg_unit = optarg;

break;

case ARG_DESCRIPTION:

arg_description = optarg;

break;

case ARG_SLICE:

arg_slice = optarg;

break;

case ARG_SLICE_INHERIT:

arg_slice_inherit = true;

break;

case ARG_SEND_SIGHUP:

arg_send_sighup = true;

break;

case 'r':

arg_remain_after_exit = true;

break;

case 'H':

arg_transport = BUS_TRANSPORT_REMOTE;

arg_host = optarg;

break;

case 'M':

arg_transport = BUS_TRANSPORT_MACHINE;

arg_host = optarg;

break;

case ARG_SERVICE_TYPE:

arg_service_type = optarg;

break;

case ARG_EXEC_USER:

arg_exec_user = optarg;

break;

case ARG_EXEC_GROUP:

arg_exec_group = optarg;

break;

case ARG_NICE:

r = parse_nice(optarg, &arg_nice);

if (r < 0)

return log_error_errno(r, "Failed to parse nice value: %s", optarg);

arg_nice_set = true;

break;

case 'E':

r = strv_env_replace_strdup_passthrough(&arg_environment, optarg);

if (r < 0)

return log_error_errno(r, "Cannot assign environment variable %s: %m", optarg);

break;

case 'p':

if (strv_extend(&arg_property, optarg) < 0)

return log_oom();

break;

case 't': /* --pty */

if (IN_SET(arg_stdio, ARG_STDIO_DIRECT, ARG_STDIO_AUTO)) /* if --pipe is already used, upgrade to auto mode */

arg_stdio = ARG_STDIO_AUTO;

else

arg_stdio = ARG_STDIO_PTY;

break;

case 'P': /* --pipe */

if (IN_SET(arg_stdio, ARG_STDIO_PTY, ARG_STDIO_AUTO)) /* If --pty is already used, upgrade to auto mode */

arg_stdio = ARG_STDIO_AUTO;

else

arg_stdio = ARG_STDIO_DIRECT;

break;

case 'q':

arg_quiet = true;

break;

case ARG_ON_ACTIVE:

r = add_timer_property("OnActiveSec", optarg);

if (r < 0)

return r;

arg_with_timer = true;

break;

case ARG_ON_BOOT:

r = add_timer_property("OnBootSec", optarg);

if (r < 0)

return r;

arg_with_timer = true;

break;

case ARG_ON_STARTUP:

r = add_timer_property("OnStartupSec", optarg);

if (r < 0)

return r;

arg_with_timer = true;

break;

case ARG_ON_UNIT_ACTIVE:

r = add_timer_property("OnUnitActiveSec", optarg);

if (r < 0)

return r;

arg_with_timer = true;

break;

case ARG_ON_UNIT_INACTIVE:

r = add_timer_property("OnUnitInactiveSec", optarg);

if (r < 0)

return r;

arg_with_timer = true;

break;

case ARG_ON_CALENDAR: {

_cleanup_(calendar_spec_freep) CalendarSpec *cs = NULL;

r = calendar_spec_from_string(optarg, &cs);

if (r < 0)

return log_error_errno(r, "Failed to parse calendar event specification: %m");

/* Let's make sure the given calendar event is not in the past */

r = calendar_spec_next_usec(cs, now(CLOCK_REALTIME), NULL);

if (r == -ENOENT)

/* The calendar event is in the past — let's warn about this, but install it

log_warning("Specified calendar expression is in the past, proceeding anyway.");

else if (r < 0)

return log_error_errno(r, "Failed to calculate next time calendar expression elapses: %m");

r = add_timer_property("OnCalendar", optarg);

if (r < 0)

return r;

arg_with_timer = true;

break;

}

case ARG_ON_TIMEZONE_CHANGE:

r = add_timer_property("OnTimezoneChange", "yes");

if (r < 0)

return r;

arg_with_timer = true;

break;

case ARG_ON_CLOCK_CHANGE:

r = add_timer_property("OnClockChange", "yes");

if (r < 0)

return r;

arg_with_timer = true;

break;

case ARG_TIMER_PROPERTY:

if (strv_extend(&arg_timer_property, optarg) < 0)

return log_oom();

arg_with_timer = arg_with_timer ||

STARTSWITH_SET(optarg,

"OnActiveSec=",

"OnBootSec=",

"OnStartupSec=",

"OnUnitActiveSec=",

"OnUnitInactiveSec=",

"OnCalendar=");

break;

case ARG_PATH_PROPERTY:

if (strv_extend(&arg_path_property, optarg) < 0)

return log_oom();

break;

case ARG_SOCKET_PROPERTY:

if (strv_extend(&arg_socket_property, optarg) < 0)

return log_oom();

break;

case ARG_NO_BLOCK:

arg_no_block = true;

break;

case ARG_WAIT:

arg_wait = true;

break;

case ARG_WORKING_DIRECTORY:

r = parse_path_argument(optarg, true, &arg_working_directory);

if (r < 0)

return r;

break;

case 'd': {

_cleanup_free_ char *p = NULL;

r = safe_getcwd(&p);

if (r < 0)

return log_error_errno(r, "Failed to get current working directory: %m");

if (empty_or_root(p))

arg_working_directory = mfree(arg_working_directory);

else

free_and_replace(arg_working_directory, p);

break;

}

case 'G':

arg_aggressive_gc = true;

break;

case 'S':

arg_shell = true;

break;

case '?':

return -EINVAL;

default:

assert_not_reached();

}

/* If we are talking to the per-user instance PolicyKit isn't going to help */

if (arg_user)

arg_ask_password = false;

with_trigger = !!arg_path_property || !!arg_socket_property || arg_with_timer;

/* currently, only single trigger (path, socket, timer) unit can be created simultaneously */

if ((int) !!arg_path_property + (int) !!arg_socket_property + (int) arg_with_timer > 1)

return log_error_errno(SYNTHETIC_ERRNO(EINVAL),

"Only single trigger (path, socket, timer) unit can be created.");

if (arg_shell) {

/* If --shell is imply --pty --pipe --same-dir --service-type=exec --wait --collect, unless otherwise

if (!arg_scope) {

if (arg_stdio == ARG_STDIO_NONE)

arg_stdio = ARG_STDIO_AUTO;

if (!arg_working_directory) {

r = safe_getcwd(&arg_working_directory);

if (r < 0)

return log_error_errno(r, "Failed to get current working directory: %m");

}

if (!arg_service_type) {

arg_service_type = strdup("exec");

if (!arg_service_type)

return log_oom();

}

arg_wait = true;

}

arg_aggressive_gc = true;

}

if (arg_stdio == ARG_STDIO_AUTO)

/* If we both --pty and --pipe are specified we'll automatically pick --pty if we are connected fully

arg_stdio = isatty(STDIN_FILENO) && isatty(STDOUT_FILENO) && isatty(STDERR_FILENO) ?

ARG_STDIO_PTY :

ARG_STDIO_DIRECT;

if (argc > optind) {

char **l;

if (arg_shell)

return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "If --shell is used, no command line is expected.");

l = strv_copy(argv + optind);

if (!l)

return log_oom();

strv_free_and_replace(arg_cmdline, l);

} else if (arg_shell) {

_cleanup_free_ char *s = NULL;

char **l;

r = get_shell(&s);

if (r < 0)

return log_error_errno(r, "Failed to determine shell: %m");

l = strv_new(s);

if (!l)

return log_oom();

strv_free_and_replace(arg_cmdline, l);

} else if (!arg_unit || !with_trigger)

return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Command line to execute required.");

if (arg_user && arg_transport == BUS_TRANSPORT_REMOTE)

return log_error_errno(SYNTHETIC_ERRNO(EINVAL),

"Execution in user context is not supported on remote systems.");

if (arg_scope && arg_transport == BUS_TRANSPORT_REMOTE)

return log_error_errno(SYNTHETIC_ERRNO(EINVAL),

"Scope execution is not supported on remote systems.");

if (arg_scope && (arg_remain_after_exit || arg_service_type))

return log_error_errno(SYNTHETIC_ERRNO(EINVAL),

"--remain-after-exit and --service-type= are not supported in --scope mode.");

if (arg_stdio != ARG_STDIO_NONE && (with_trigger || arg_scope))

return log_error_errno(SYNTHETIC_ERRNO(EINVAL),

"--pty/--pipe is not compatible in timer or --scope mode.");

if (arg_stdio != ARG_STDIO_NONE && arg_transport == BUS_TRANSPORT_REMOTE)

return log_error_errno(SYNTHETIC_ERRNO(EINVAL),

"--pty/--pipe is only supported when connecting to the local system or containers.");

if (arg_stdio != ARG_STDIO_NONE && arg_no_block)

return log_error_errno(SYNTHETIC_ERRNO(EINVAL),

"--pty/--pipe is not compatible with --no-block.");

if (arg_scope && with_trigger)

return log_error_errno(SYNTHETIC_ERRNO(EINVAL),

"Path, socket or timer options are not supported in --scope mode.");

if (arg_timer_property && !arg_with_timer)

return log_error_errno(SYNTHETIC_ERRNO(EINVAL),

"--timer-property= has no effect without any other timer options.");

if (arg_wait) {

if (arg_no_block)

return log_error_errno(SYNTHETIC_ERRNO(EINVAL),

"--wait may not be combined with --no-block.");

if (with_trigger)

return log_error_errno(SYNTHETIC_ERRNO(EINVAL),

"--wait may not be combined with path, socket or timer operations.");

if (arg_scope)

return log_error_errno(SYNTHETIC_ERRNO(EINVAL),

"--wait may not be combined with --scope.");

}

return 1;

}

static int transient_unit_set_properties(sd_bus_message *m, UnitType t, char **properties) {

int r;

r = sd_bus_message_append(m, "(sv)", "Description", "s", arg_description);

if (r < 0)

return bus_log_create_error(r);

if (arg_aggressive_gc) {

r = sd_bus_message_append(m, "(sv)", "CollectMode", "s", "inactive-or-failed");

if (r < 0)

return bus_log_create_error(r);

}

r = bus_append_unit_property_assignment_many(m, t, properties);

if (r < 0)

return r;

return 0;

}

static int transient_cgroup_set_properties(sd_bus_message *m) {

_cleanup_free_ char *name = NULL;

_cleanup_free_ char *slice = NULL;

int r;

assert(m);

if (arg_slice_inherit) {

char *end;

if (arg_user)

r = cg_pid_get_user_slice(0, &name);

else

r = cg_pid_get_slice(0, &name);

if (r < 0)

return log_error_errno(r, "Failed to get PID slice: %m");

end = endswith(name, ".slice");

if (!end)

return -ENXIO;

*end = 0;

}

if (!isempty(arg_slice) && !strextend_with_separator(&name, "-", arg_slice))

return log_oom();

if (!name)

return 0;

r = unit_name_mangle_with_suffix(name, "as slice",

arg_quiet ? 0 : UNIT_NAME_MANGLE_WARN,

".slice", &slice);

if (r < 0)

return log_error_errno(r, "Failed to mangle name '%s': %m", arg_slice);

r = sd_bus_message_append(m, "(sv)", "Slice", "s", slice);

if (r < 0)

return bus_log_create_error(r);

return 0;

}

static int transient_kill_set_properties(sd_bus_message *m) {

int r;

assert(m);

if (arg_send_sighup) {

r = sd_bus_message_append(m, "(sv)", "SendSIGHUP", "b", arg_send_sighup);

if (r < 0)

return bus_log_create_error(r);

}

return 0;

}

static int transient_service_set_properties(sd_bus_message *m, const char *pty_path) {

bool send_term = false;

int r;

assert(m);

r = transient_unit_set_properties(m, UNIT_SERVICE, arg_property);

if (r < 0)

return r;

r = transient_kill_set_properties(m);

if (r < 0)

return r;

r = transient_cgroup_set_properties(m);

if (r < 0)

return r;

if (arg_wait || arg_stdio != ARG_STDIO_NONE) {

r = sd_bus_message_append(m, "(sv)", "AddRef", "b", 1);

if (r < 0)

return bus_log_create_error(r);

}

if (arg_remain_after_exit) {

r = sd_bus_message_append(m, "(sv)", "RemainAfterExit", "b", arg_remain_after_exit);

if (r < 0)

return bus_log_create_error(r);

}

if (arg_service_type) {

r = sd_bus_message_append(m, "(sv)", "Type", "s", arg_service_type);

if (r < 0)

return bus_log_create_error(r);

}

if (arg_exec_user) {

r = sd_bus_message_append(m, "(sv)", "User", "s", arg_exec_user);

if (r < 0)

return bus_log_create_error(r);

}

if (arg_exec_group) {

r = sd_bus_message_append(m, "(sv)", "Group", "s", arg_exec_group);

if (r < 0)

return bus_log_create_error(r);

}

if (arg_nice_set) {

r = sd_bus_message_append(m, "(sv)", "Nice", "i", arg_nice);

if (r < 0)

return bus_log_create_error(r);

}

if (arg_working_directory) {

r = sd_bus_message_append(m, "(sv)", "WorkingDirectory", "s", arg_working_directory);

if (r < 0)

return bus_log_create_error(r);

}

if (pty_path) {

r = sd_bus_message_append(m,

"(sv)(sv)(sv)(sv)",

"StandardInput", "s", "tty",

"StandardOutput", "s", "tty",

"StandardError", "s", "tty",

"TTYPath", "s", pty_path);

if (r < 0)

return bus_log_create_error(r);

send_term = true;

} else if (arg_stdio == ARG_STDIO_DIRECT) {

r = sd_bus_message_append(m,

"(sv)(sv)(sv)",

"StandardInputFileDescriptor", "h", STDIN_FILENO,

"StandardOutputFileDescriptor", "h", STDOUT_FILENO,

"StandardErrorFileDescriptor", "h", STDERR_FILENO);

if (r < 0)

return bus_log_create_error(r);

send_term = isatty(STDIN_FILENO) || isatty(STDOUT_FILENO) || isatty(STDERR_FILENO);

}

if (send_term) {

const char *e;

e = getenv("TERM");

if (e) {

_cleanup_free_ char *n = NULL;

n = strjoin("TERM=", e);

if (!n)

return log_oom();

r = sd_bus_message_append(m,

"(sv)",

"Environment", "as", 1, n);

if (r < 0)

return bus_log_create_error(r);

}

}

if (!strv_isempty(arg_environment)) {

r = sd_bus_message_open_container(m, 'r', "sv");

if (r < 0)

return bus_log_create_error(r);

r = sd_bus_message_append(m, "s", "Environment");

if (r < 0)

return bus_log_create_error(r);

r = sd_bus_message_open_container(m, 'v', "as");

if (r < 0)

return bus_log_create_error(r);

r = sd_bus_message_append_strv(m, arg_environment);

if (r < 0)

return bus_log_create_error(r);

r = sd_bus_message_close_container(m);

if (r < 0)

return bus_log_create_error(r);

r = sd_bus_message_close_container(m);

if (r < 0)

return bus_log_create_error(r);

}

/* Exec container */

if (!strv_isempty(arg_cmdline)) {

r = sd_bus_message_open_container(m, 'r', "sv");

if (r < 0)

return bus_log_create_error(r);

r = sd_bus_message_append(m, "s", "ExecStart");

if (r < 0)

return bus_log_create_error(r);

r = sd_bus_message_open_container(m, 'v', "a(sasb)");

if (r < 0)

return bus_log_create_error(r);

r = sd_bus_message_open_container(m, 'a', "(sasb)");

if (r < 0)

return bus_log_create_error(r);

r = sd_bus_message_open_container(m, 'r', "sasb");

if (r < 0)

return bus_log_create_error(r);

r = sd_bus_message_append(m, "s", arg_cmdline[0]);

if (r < 0)

return bus_log_create_error(r);

r = sd_bus_message_append_strv(m, arg_cmdline);

if (r < 0)

return bus_log_create_error(r);

r = sd_bus_message_append(m, "b", false);

if (r < 0)

return bus_log_create_error(r);

r = sd_bus_message_close_container(m);

if (r < 0)

return bus_log_create_error(r);

r = sd_bus_message_close_container(m);

if (r < 0)

return bus_log_create_error(r);

r = sd_bus_message_close_container(m);

if (r < 0)

return bus_log_create_error(r);

r = sd_bus_message_close_container(m);

if (r < 0)

return bus_log_create_error(r);

}

return 0;

}

static int transient_scope_set_properties(sd_bus_message *m) {

int r;

assert(m);

r = transient_unit_set_properties(m, UNIT_SCOPE, arg_property);

if (r < 0)

return r;

r = transient_kill_set_properties(m);

if (r < 0)

return r;

r = transient_cgroup_set_properties(m);

if (r < 0)

return r;

r = sd_bus_message_append(m, "(sv)", "PIDs", "au", 1, (uint32_t) getpid_cached());

if (r < 0)

return bus_log_create_error(r);

return 0;

}

static int transient_timer_set_properties(sd_bus_message *m) {

int r;

assert(m);

r = transient_unit_set_properties(m, UNIT_TIMER, arg_timer_property);

if (r < 0)

return r;

/* Automatically clean up our transient timers */

r = sd_bus_message_append(m, "(sv)", "RemainAfterElapse", "b", false);

if (r < 0)

return bus_log_create_error(r);

return 0;

}

static int make_unit_name(sd_bus *bus, UnitType t, char **ret) {

const char *unique, *id;

char *p;

int r;

assert(bus);

assert(t >= 0);

assert(t < _UNIT_TYPE_MAX);

r = sd_bus_get_unique_name(bus, &unique);

if (r < 0) {

sd_id128_t rnd;

/* We couldn't get the unique name, which is a pretty

r = sd_id128_randomize(&rnd);

if (r < 0)

return log_error_errno(r, "Failed to generate random run unit name: %m");

if (asprintf(ret, "run-r" SD_ID128_FORMAT_STR ".%s", SD_ID128_FORMAT_VAL(rnd), unit_type_to_string(t)) < 0)

return log_oom();

return 0;

}

/* We managed to get the unique name, then let's use that to name our transient units. */

id = startswith(unique, ":1."); /* let' strip the usual prefix */

if (!id)

id = startswith(unique, ":"); /* the spec only requires things to start with a colon, hence

if (!id)

return log_error_errno(SYNTHETIC_ERRNO(EINVAL),

"Unique name %s has unexpected format.",

unique);

p = strjoin("run-u", id, ".", unit_type_to_string(t));

if (!p)

return log_oom();

*ret = p;

return 0;

}

typedef struct RunContext {

} RunContext;