src/run/run.c

	run.c revision 8159d91a9c92aaee66d450ab0daff88f6e1a42b3
c2756a68401102786be343712c0c35acbd73d28dLennart Poettering/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
c2756a68401102786be343712c0c35acbd73d28dLennart Poettering
c2756a68401102786be343712c0c35acbd73d28dLennart Poettering/***
c2756a68401102786be343712c0c35acbd73d28dLennart Poettering  This file is part of systemd.
c2756a68401102786be343712c0c35acbd73d28dLennart Poettering
c2756a68401102786be343712c0c35acbd73d28dLennart Poettering  Copyright 2013 Lennart Poettering
c2756a68401102786be343712c0c35acbd73d28dLennart Poettering
c2756a68401102786be343712c0c35acbd73d28dLennart Poettering  systemd is free software; you can redistribute it and/or modify it
c2756a68401102786be343712c0c35acbd73d28dLennart Poettering  under the terms of the GNU Lesser General Public License as published by
c2756a68401102786be343712c0c35acbd73d28dLennart Poettering  the Free Software Foundation; either version 2.1 of the License, or
c2756a68401102786be343712c0c35acbd73d28dLennart Poettering  (at your option) any later version.
c2756a68401102786be343712c0c35acbd73d28dLennart Poettering
c2756a68401102786be343712c0c35acbd73d28dLennart Poettering  systemd is distributed in the hope that it will be useful, but
c2756a68401102786be343712c0c35acbd73d28dLennart Poettering  WITHOUT ANY WARRANTY; without even the implied warranty of
c2756a68401102786be343712c0c35acbd73d28dLennart Poettering  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
c2756a68401102786be343712c0c35acbd73d28dLennart Poettering  Lesser General Public License for more details.
c2756a68401102786be343712c0c35acbd73d28dLennart Poettering
c2756a68401102786be343712c0c35acbd73d28dLennart Poettering  You should have received a copy of the GNU Lesser General Public License
c2756a68401102786be343712c0c35acbd73d28dLennart Poettering  along with systemd; If not, see <http://www.gnu.org/licenses/>.
c2756a68401102786be343712c0c35acbd73d28dLennart Poettering***/
c2756a68401102786be343712c0c35acbd73d28dLennart Poettering
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering#include <stdio.h>
3f6fd1ba65f962702753c4ad284b588e59689a23Lennart Poettering#include <getopt.h>
c2756a68401102786be343712c0c35acbd73d28dLennart Poettering
c2756a68401102786be343712c0c35acbd73d28dLennart Poettering#include "sd-bus.h"
9b15b7846d4de01bb5d9700a24077787e984e8abLennart Poettering#include "bus-util.h"
3f6fd1ba65f962702753c4ad284b588e59689a23Lennart Poettering#include "strv.h"
b5efdb8af40ea759a1ea584c1bc44ecc81dd00ceLennart Poettering#include "build.h"
3f6fd1ba65f962702753c4ad284b588e59689a23Lennart Poettering#include "unit-name.h"
40ca29a1370379d43e44c0ed425eecc7218dcbcaLennart Poettering#include "path-util.h"
3f6fd1ba65f962702753c4ad284b588e59689a23Lennart Poettering#include "bus-error.h"
4de33e7f3238a6fe616e61139ab87e221572e5e5Lennart Poettering
3ffd4af22052963e7a29431721ee204e634bea75Lennart Poetteringstatic bool arg_scope = false;
3f6fd1ba65f962702753c4ad284b588e59689a23Lennart Poetteringstatic bool arg_remain_after_exit = false;
cf0fbc49e67b55f8d346fc94de28c90113505297Thomas Hindoe Paaboel Andersenstatic const char *arg_unit = NULL;
4bcc8c3cb57733de6eeb2528a194501fade11e6bZbigniew Jędrzejewski-Szmekstatic const char *arg_description = NULL;
9b15b7846d4de01bb5d9700a24077787e984e8abLennart Poetteringstatic const char *arg_slice = NULL;
24882e06c135584f16f31ba8a00fecde8b7f6fadLennart Poetteringstatic bool arg_send_sighup = false;
8c7db2fb2186277f9572d58b664cc59792ee4f50Evgeny Vereshchaginstatic BusTransport arg_transport = BUS_TRANSPORT_LOCAL;
3f6fd1ba65f962702753c4ad284b588e59689a23Lennart Poetteringstatic char *arg_host = NULL;
66cb2fde7b0ab6603775ad13c30c004f5fd88f0cLennart Poetteringstatic bool arg_user = false;
3f6fd1ba65f962702753c4ad284b588e59689a23Lennart Poettering
b1d4f8e154bf61b5de1b27461ef8e9c8c5e838a1Lennart Poetteringstatic int help(void) {
c2756a68401102786be343712c0c35acbd73d28dLennart Poettering
8c7db2fb2186277f9572d58b664cc59792ee4f50Evgeny Vereshchagin        printf("%s [OPTIONS...] COMMAND [ARGS...]\n\n"
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering               "Run the specified command in a transient scope or service unit.\n\n"
6577c7cea72f19185ad999c223bcf663c010dc6fLennart Poettering               "  -h --help               Show this help\n"
3d161f991e16369aa59f447eb4cdb90af33261c8Lennart Poettering               "     --version            Show package version\n"
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering               "     --user               Run as user unit\n"
9f2e86af0600e99cff00d1c92f9bb8d38f29896aLennart Poettering               "  -H --host=[USER@]HOST   Operate on remote host\n"
c221420be8744bb0f8b8a8145efc1f247f1aa801Lennart Poettering               "  -M --machine=CONTAINER  Operate on local container\n"
a6c0353b9268d5b780fb7ff05a10cb5031446e5dLennart Poettering               "     --scope              Run this as scope rather than service\n"
d21ed1ead18d16d35c30299a69d3366847f8a039Lennart Poettering               "     --unit=UNIT          Run under the specified unit name\n"
1ac67edb7c4d31a287fa98c0b554ae98bd34e71bLennart Poettering               "     --description=TEXT   Description for unit\n"
d21ed1ead18d16d35c30299a69d3366847f8a039Lennart Poettering               "     --slice=SLICE        Run in the specified slice\n"
c7040b5d1c2c148f12b6a5eef3dfce1661805131Lennart Poettering               "  -r --remain-after-exit  Leave service around until explicitly stopped\n"
c7040b5d1c2c148f12b6a5eef3dfce1661805131Lennart Poettering               "     --send-sighup        Send SIGHUP when terminating\n",
c7040b5d1c2c148f12b6a5eef3dfce1661805131Lennart Poettering               program_invocation_short_name);
c7040b5d1c2c148f12b6a5eef3dfce1661805131Lennart Poettering
c7040b5d1c2c148f12b6a5eef3dfce1661805131Lennart Poettering        return 0;
c7040b5d1c2c148f12b6a5eef3dfce1661805131Lennart Poettering}
df31a6c0fe07805cb50045fbe91c2a6e7e430562Lennart Poettering
9b15b7846d4de01bb5d9700a24077787e984e8abLennart Poetteringstatic int parse_argv(int argc, char *argv[]) {
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        enum {
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                ARG_VERSION = 0x100,
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                ARG_USER,
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                ARG_SYSTEM,
024a8ec137f17cbbc22256ef4aa7f99ec671dbc5Lennart Poettering                ARG_SCOPE,
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                ARG_UNIT,
095dc59660c3dde782f32fe5a52b577f7700578bLennart Poettering                ARG_DESCRIPTION,
c2756a68401102786be343712c0c35acbd73d28dLennart Poettering                ARG_SLICE,
8c7db2fb2186277f9572d58b664cc59792ee4f50Evgeny Vereshchagin                ARG_SEND_SIGHUP,
8c7db2fb2186277f9572d58b664cc59792ee4f50Evgeny Vereshchagin        };
8c7db2fb2186277f9572d58b664cc59792ee4f50Evgeny Vereshchagin
8c7db2fb2186277f9572d58b664cc59792ee4f50Evgeny Vereshchagin        static const struct option options[] = {
8c7db2fb2186277f9572d58b664cc59792ee4f50Evgeny Vereshchagin                { "help",              no_argument,       NULL, 'h'             },
8c7db2fb2186277f9572d58b664cc59792ee4f50Evgeny Vereshchagin                { "version",           no_argument,       NULL, ARG_VERSION     },
8c7db2fb2186277f9572d58b664cc59792ee4f50Evgeny Vereshchagin                { "user",              no_argument,       NULL, ARG_USER        },
8c7db2fb2186277f9572d58b664cc59792ee4f50Evgeny Vereshchagin                { "system",            no_argument,       NULL, ARG_SYSTEM      },
8c7db2fb2186277f9572d58b664cc59792ee4f50Evgeny Vereshchagin                { "scope",             no_argument,       NULL, ARG_SCOPE       },
8c7db2fb2186277f9572d58b664cc59792ee4f50Evgeny Vereshchagin                { "unit",              required_argument, NULL, ARG_UNIT        },
8c7db2fb2186277f9572d58b664cc59792ee4f50Evgeny Vereshchagin                { "description",       required_argument, NULL, ARG_DESCRIPTION },
8c7db2fb2186277f9572d58b664cc59792ee4f50Evgeny Vereshchagin                { "slice",             required_argument, NULL, ARG_SLICE       },
601185b43da638b1c74153deae01dbd518680889Zbigniew Jędrzejewski-Szmek                { "remain-after-exit", no_argument,       NULL, 'r'             },
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                { "send-sighup",       no_argument,       NULL, ARG_SEND_SIGHUP },
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                { "host",              required_argument, NULL, 'H'             },
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                { "machine",           required_argument, NULL, 'M'             },
cd32b977facd20145f570efbfdf541ffc2780c4eZbigniew Jędrzejewski-Szmek                {},
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        };
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho
8c7db2fb2186277f9572d58b664cc59792ee4f50Evgeny Vereshchagin        int c;
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        assert(argc >= 0);
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        assert(argv);
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        while ((c = getopt_long(argc, argv, "+hrH:M:", options, NULL)) >= 0) {
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                switch (c) {
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho
3d161f991e16369aa59f447eb4cdb90af33261c8Lennart Poettering                case 'h':
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                        return help();
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                case ARG_VERSION:
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                        puts(PACKAGE_STRING);
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                        puts(SYSTEMD_FEATURES);
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                        return 0;
9b15b7846d4de01bb5d9700a24077787e984e8abLennart Poettering
095dc59660c3dde782f32fe5a52b577f7700578bLennart Poettering                case ARG_USER:
095dc59660c3dde782f32fe5a52b577f7700578bLennart Poettering                        arg_user = true;
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                        break;
b57b06258e0b1894edb6d1fc52a80b3c33164892Zbigniew Jędrzejewski-Szmek
b57b06258e0b1894edb6d1fc52a80b3c33164892Zbigniew Jędrzejewski-Szmek                case ARG_SYSTEM:
b57b06258e0b1894edb6d1fc52a80b3c33164892Zbigniew Jędrzejewski-Szmek                        arg_user = false;
b57b06258e0b1894edb6d1fc52a80b3c33164892Zbigniew Jędrzejewski-Szmek                        break;
b57b06258e0b1894edb6d1fc52a80b3c33164892Zbigniew Jędrzejewski-Szmek
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                case ARG_SCOPE:
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                        arg_scope = true;
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering                        break;
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering                case ARG_UNIT:
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                        arg_unit = optarg;
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                        break;
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                case ARG_DESCRIPTION:
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering                        arg_description = optarg;
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering                        break;
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering                case ARG_SLICE:
8c7db2fb2186277f9572d58b664cc59792ee4f50Evgeny Vereshchagin                        arg_slice = optarg;
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering                        break;
66b1e746055b9c56fd72c0451a4cfb2b06cf3f20Lennart Poettering
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering                case ARG_SEND_SIGHUP:
9f2e86af0600e99cff00d1c92f9bb8d38f29896aLennart Poettering                        arg_send_sighup = true;
c221420be8744bb0f8b8a8145efc1f247f1aa801Lennart Poettering                        break;
a6c0353b9268d5b780fb7ff05a10cb5031446e5dLennart Poettering
a6c0353b9268d5b780fb7ff05a10cb5031446e5dLennart Poettering                case 'r':
c7040b5d1c2c148f12b6a5eef3dfce1661805131Lennart Poettering                        arg_remain_after_exit = true;
c7040b5d1c2c148f12b6a5eef3dfce1661805131Lennart Poettering                        break;
c7040b5d1c2c148f12b6a5eef3dfce1661805131Lennart Poettering
c7040b5d1c2c148f12b6a5eef3dfce1661805131Lennart Poettering                case 'H':
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                        arg_transport = BUS_TRANSPORT_REMOTE;
9b15b7846d4de01bb5d9700a24077787e984e8abLennart Poettering                        arg_host = optarg;
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                        break;
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                case 'M':
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                        arg_transport = BUS_TRANSPORT_CONTAINER;
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                        arg_host = optarg;
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                        break;
3d161f991e16369aa59f447eb4cdb90af33261c8Lennart Poettering
3d161f991e16369aa59f447eb4cdb90af33261c8Lennart Poettering                case '?':
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering                        return -EINVAL;
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering                default:
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                        assert_not_reached("Unhandled option");
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                }
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        }
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        if (optind >= argc) {
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                log_error("Command line to execute required.");
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                return -EINVAL;
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        }
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        if (arg_user && arg_transport != BUS_TRANSPORT_LOCAL) {
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                log_error("Execution in user context is not supported on non-local systems.");
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                return -EINVAL;
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        }
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        if (arg_scope && arg_transport != BUS_TRANSPORT_LOCAL) {
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                log_error("Scope execution is not supported on non-local systems.");
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                return -EINVAL;
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        }
9b15b7846d4de01bb5d9700a24077787e984e8abLennart Poettering
095dc59660c3dde782f32fe5a52b577f7700578bLennart Poettering        return 1;
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho}
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Chostatic int message_start_transient_unit_new(sd_bus *bus, const char *name, sd_bus_message **ret) {
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        _cleanup_bus_message_unref_ sd_bus_message *m = NULL;
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        int r;
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        assert(bus);
3d161f991e16369aa59f447eb4cdb90af33261c8Lennart Poettering        assert(name);
8c7db2fb2186277f9572d58b664cc59792ee4f50Evgeny Vereshchagin        assert(ret);
eb9da376d76b48585b3b63b4f91903b54f7abd36Lennart Poettering
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering        log_info("Running as unit %s.", name);
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering
c7040b5d1c2c148f12b6a5eef3dfce1661805131Lennart Poettering        r = sd_bus_message_new_method_call(
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering                        bus,
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering                        "org.freedesktop.systemd1",
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering                        "/org/freedesktop/systemd1",
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering                        "org.freedesktop.systemd1.Manager",
095dc59660c3dde782f32fe5a52b577f7700578bLennart Poettering                        "StartTransientUnit", &m);
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering        if (r < 0)
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering                return r;
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering        r = sd_bus_message_append(m, "ss", name, "fail");
601185b43da638b1c74153deae01dbd518680889Zbigniew Jędrzejewski-Szmek        if (r < 0)
601185b43da638b1c74153deae01dbd518680889Zbigniew Jędrzejewski-Szmek                return r;
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering
8c7db2fb2186277f9572d58b664cc59792ee4f50Evgeny Vereshchagin        r = sd_bus_message_open_container(m, 'a', "(sv)");
8c7db2fb2186277f9572d58b664cc59792ee4f50Evgeny Vereshchagin        if (r < 0)
8c7db2fb2186277f9572d58b664cc59792ee4f50Evgeny Vereshchagin                return r;
8c7db2fb2186277f9572d58b664cc59792ee4f50Evgeny Vereshchagin
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering        r = sd_bus_message_append(m, "(sv)", "Description", "s", arg_description);
3f6fd1ba65f962702753c4ad284b588e59689a23Lennart Poettering        if (r < 0)
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering                return r;
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering        if (!isempty(arg_slice)) {
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering                _cleanup_free_ char *slice;
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering
66b1e746055b9c56fd72c0451a4cfb2b06cf3f20Lennart Poettering                slice = unit_name_mangle_with_suffix(arg_slice, ".slice");
66b1e746055b9c56fd72c0451a4cfb2b06cf3f20Lennart Poettering                if (!slice)
66b1e746055b9c56fd72c0451a4cfb2b06cf3f20Lennart Poettering                        return -ENOMEM;
66b1e746055b9c56fd72c0451a4cfb2b06cf3f20Lennart Poettering
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering                r = sd_bus_message_append(m, "(sv)", "Slice", "s", slice);
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering                if (r < 0)
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering                        return r;
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering        }
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering        r = sd_bus_message_append(m, "(sv)", "SendSIGHUP", "b", arg_send_sighup);
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering        if (r < 0)
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering                return r;
9f2e86af0600e99cff00d1c92f9bb8d38f29896aLennart Poettering
9f2e86af0600e99cff00d1c92f9bb8d38f29896aLennart Poettering        *ret = m;
9f2e86af0600e99cff00d1c92f9bb8d38f29896aLennart Poettering        m = NULL;
9f2e86af0600e99cff00d1c92f9bb8d38f29896aLennart Poettering
c221420be8744bb0f8b8a8145efc1f247f1aa801Lennart Poettering        return 0;
c221420be8744bb0f8b8a8145efc1f247f1aa801Lennart Poettering}
c221420be8744bb0f8b8a8145efc1f247f1aa801Lennart Poettering
c221420be8744bb0f8b8a8145efc1f247f1aa801Lennart Poetteringstatic int message_start_transient_unit_send(sd_bus *bus, sd_bus_message *m, sd_bus_error *error, sd_bus_message **reply) {
a6c0353b9268d5b780fb7ff05a10cb5031446e5dLennart Poettering        int r;
a6c0353b9268d5b780fb7ff05a10cb5031446e5dLennart Poettering
a6c0353b9268d5b780fb7ff05a10cb5031446e5dLennart Poettering        assert(bus);
a6c0353b9268d5b780fb7ff05a10cb5031446e5dLennart Poettering        assert(m);
6577c7cea72f19185ad999c223bcf663c010dc6fLennart Poettering
6577c7cea72f19185ad999c223bcf663c010dc6fLennart Poettering        r = sd_bus_message_close_container(m);
6577c7cea72f19185ad999c223bcf663c010dc6fLennart Poettering        if (r < 0)
6577c7cea72f19185ad999c223bcf663c010dc6fLennart Poettering                return r;
d21ed1ead18d16d35c30299a69d3366847f8a039Lennart Poettering
d21ed1ead18d16d35c30299a69d3366847f8a039Lennart Poettering        return sd_bus_send_with_reply_and_block(bus, m, 0, error, reply);
d21ed1ead18d16d35c30299a69d3366847f8a039Lennart Poettering}
d21ed1ead18d16d35c30299a69d3366847f8a039Lennart Poettering
d21ed1ead18d16d35c30299a69d3366847f8a039Lennart Poetteringstatic int start_transient_service(
d21ed1ead18d16d35c30299a69d3366847f8a039Lennart Poettering                sd_bus *bus,
de33fc625725d199629ed074d6278504deb23debLennart Poettering                char **argv,
d21ed1ead18d16d35c30299a69d3366847f8a039Lennart Poettering                sd_bus_error *error) {
d21ed1ead18d16d35c30299a69d3366847f8a039Lennart Poettering
d21ed1ead18d16d35c30299a69d3366847f8a039Lennart Poettering        _cleanup_bus_message_unref_ sd_bus_message *m = NULL;
c7040b5d1c2c148f12b6a5eef3dfce1661805131Lennart Poettering        _cleanup_free_ char *name = NULL;
c7040b5d1c2c148f12b6a5eef3dfce1661805131Lennart Poettering        char **i;
c7040b5d1c2c148f12b6a5eef3dfce1661805131Lennart Poettering        int r;
c7040b5d1c2c148f12b6a5eef3dfce1661805131Lennart Poettering
c7040b5d1c2c148f12b6a5eef3dfce1661805131Lennart Poettering        if (arg_unit)
c7040b5d1c2c148f12b6a5eef3dfce1661805131Lennart Poettering                name = unit_name_mangle_with_suffix(arg_unit, ".service");
c7040b5d1c2c148f12b6a5eef3dfce1661805131Lennart Poettering        else
c7040b5d1c2c148f12b6a5eef3dfce1661805131Lennart Poettering                asprintf(&name, "run-%lu.service", (unsigned long) getpid());
c7040b5d1c2c148f12b6a5eef3dfce1661805131Lennart Poettering        if (!name)
c7040b5d1c2c148f12b6a5eef3dfce1661805131Lennart Poettering                return -ENOMEM;
c7040b5d1c2c148f12b6a5eef3dfce1661805131Lennart Poettering
c7040b5d1c2c148f12b6a5eef3dfce1661805131Lennart Poettering        r = message_start_transient_unit_new(bus, name, &m);
c7040b5d1c2c148f12b6a5eef3dfce1661805131Lennart Poettering        if (r < 0)
c7040b5d1c2c148f12b6a5eef3dfce1661805131Lennart Poettering                return r;
1ac67edb7c4d31a287fa98c0b554ae98bd34e71bLennart Poettering
c7040b5d1c2c148f12b6a5eef3dfce1661805131Lennart Poettering        r = sd_bus_message_append(m, "(sv)", "RemainAfterExit", "b", arg_remain_after_exit);
c7040b5d1c2c148f12b6a5eef3dfce1661805131Lennart Poettering        if (r < 0)
c7040b5d1c2c148f12b6a5eef3dfce1661805131Lennart Poettering                return r;
c7040b5d1c2c148f12b6a5eef3dfce1661805131Lennart Poettering
c7040b5d1c2c148f12b6a5eef3dfce1661805131Lennart Poettering        r = sd_bus_message_open_container(m, 'r', "sv");
c7040b5d1c2c148f12b6a5eef3dfce1661805131Lennart Poettering        if (r < 0)
c7040b5d1c2c148f12b6a5eef3dfce1661805131Lennart Poettering                return r;
c7040b5d1c2c148f12b6a5eef3dfce1661805131Lennart Poettering
c7040b5d1c2c148f12b6a5eef3dfce1661805131Lennart Poettering        r = sd_bus_message_append(m, "s", "ExecStart");
c7040b5d1c2c148f12b6a5eef3dfce1661805131Lennart Poettering        if (r < 0)
c7040b5d1c2c148f12b6a5eef3dfce1661805131Lennart Poettering                return r;
c7040b5d1c2c148f12b6a5eef3dfce1661805131Lennart Poettering
c7040b5d1c2c148f12b6a5eef3dfce1661805131Lennart Poettering        r = sd_bus_message_open_container(m, 'v', "a(sasb)");
df31a6c0fe07805cb50045fbe91c2a6e7e430562Lennart Poettering        if (r < 0)
df31a6c0fe07805cb50045fbe91c2a6e7e430562Lennart Poettering                return r;
df31a6c0fe07805cb50045fbe91c2a6e7e430562Lennart Poettering
df31a6c0fe07805cb50045fbe91c2a6e7e430562Lennart Poettering        r = sd_bus_message_open_container(m, 'a', "(sasb)");
df31a6c0fe07805cb50045fbe91c2a6e7e430562Lennart Poettering        if (r < 0)
df31a6c0fe07805cb50045fbe91c2a6e7e430562Lennart Poettering                return r;
9b15b7846d4de01bb5d9700a24077787e984e8abLennart Poettering
9b15b7846d4de01bb5d9700a24077787e984e8abLennart Poettering        r = sd_bus_message_open_container(m, 'r', "sasb");
9b15b7846d4de01bb5d9700a24077787e984e8abLennart Poettering        if (r < 0)
9b15b7846d4de01bb5d9700a24077787e984e8abLennart Poettering                return r;
095dc59660c3dde782f32fe5a52b577f7700578bLennart Poettering
095dc59660c3dde782f32fe5a52b577f7700578bLennart Poettering        r = sd_bus_message_append(m, "s", argv[0]);
095dc59660c3dde782f32fe5a52b577f7700578bLennart Poettering        if (r < 0)
095dc59660c3dde782f32fe5a52b577f7700578bLennart Poettering                return r;
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        r = sd_bus_message_open_container(m, 'a', "s");
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        if (r < 0)
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                return r;
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        STRV_FOREACH(i, argv) {
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                r = sd_bus_message_append(m, "s", *i);
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                if (r < 0)
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                        return r;
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        }
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        r = sd_bus_message_close_container(m);
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        if (r < 0)
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                return r;
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        r = sd_bus_message_append(m, "b", false);
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        if (r < 0)
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                return r;
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        r = sd_bus_message_close_container(m);
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        if (r < 0)
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                return r;
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        r = sd_bus_message_close_container(m);
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        if (r < 0)
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                return r;
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        r = sd_bus_message_close_container(m);
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        if (r < 0)
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                return r;
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        r = sd_bus_message_close_container(m);
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        if (r < 0)
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                return r;
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        return message_start_transient_unit_send(bus, m, error, NULL);
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho}
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Chostatic int start_transient_scope(
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                sd_bus *bus,
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                char **argv,
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                sd_bus_error *error) {
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        _cleanup_bus_message_unref_ sd_bus_message *m = NULL;
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        _cleanup_free_ char *name = NULL;
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        int r;
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        assert(bus);
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        if (arg_unit)
024a8ec137f17cbbc22256ef4aa7f99ec671dbc5Lennart Poettering                name = unit_name_mangle_with_suffix(arg_unit, ".scope");
024a8ec137f17cbbc22256ef4aa7f99ec671dbc5Lennart Poettering        else
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                asprintf(&name, "run-%lu.scope", (unsigned long) getpid());
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        if (!name)
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                return -ENOMEM;
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        r = message_start_transient_unit_new(bus, name, &m);
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        if (r < 0)
024a8ec137f17cbbc22256ef4aa7f99ec671dbc5Lennart Poettering                return r;
024a8ec137f17cbbc22256ef4aa7f99ec671dbc5Lennart Poettering
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        r = sd_bus_message_append(m, "(sv)", "PIDs", "au", 1, (uint32_t) getpid());
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        if (r < 0)
024a8ec137f17cbbc22256ef4aa7f99ec671dbc5Lennart Poettering                return r;
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        r = message_start_transient_unit_send(bus, m, error, NULL);
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        if (r < 0)
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                return r;
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        execvp(argv[0], argv);
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        log_error("Failed to execute: %m");
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        return -errno;
3d161f991e16369aa59f447eb4cdb90af33261c8Lennart Poettering}
3d161f991e16369aa59f447eb4cdb90af33261c8Lennart Poettering
3d161f991e16369aa59f447eb4cdb90af33261c8Lennart Poetteringint main(int argc, char* argv[]) {
3d161f991e16369aa59f447eb4cdb90af33261c8Lennart Poettering        _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering        _cleanup_bus_unref_ sd_bus *bus = NULL;
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering        _cleanup_free_ char *description = NULL, *command = NULL;
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering        int r;
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering
eb9da376d76b48585b3b63b4f91903b54f7abd36Lennart Poettering        log_parse_environment();
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering        log_open();
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        r = parse_argv(argc, argv);
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering        if (r <= 0)
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering                goto finish;
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering
6c12b52e19640747e96f89d85422941a23dc6b29Lennart Poettering        r = find_binary(argv[optind], &command);
d21ed1ead18d16d35c30299a69d3366847f8a039Lennart Poettering        if (r < 0) {
d21ed1ead18d16d35c30299a69d3366847f8a039Lennart Poettering                log_error("Failed to find executable %s: %s", argv[optind], strerror(-r));
d21ed1ead18d16d35c30299a69d3366847f8a039Lennart Poettering                goto finish;
d21ed1ead18d16d35c30299a69d3366847f8a039Lennart Poettering        }
d21ed1ead18d16d35c30299a69d3366847f8a039Lennart Poettering        argv[optind] = command;
d21ed1ead18d16d35c30299a69d3366847f8a039Lennart Poettering
d21ed1ead18d16d35c30299a69d3366847f8a039Lennart Poettering        if (!arg_description) {
d21ed1ead18d16d35c30299a69d3366847f8a039Lennart Poettering                description = strv_join(argv + optind, " ");
d21ed1ead18d16d35c30299a69d3366847f8a039Lennart Poettering                if (!description) {
d21ed1ead18d16d35c30299a69d3366847f8a039Lennart Poettering                        r = log_oom();
4de33e7f3238a6fe616e61139ab87e221572e5e5Lennart Poettering                        goto finish;
4de33e7f3238a6fe616e61139ab87e221572e5e5Lennart Poettering                }
c7040b5d1c2c148f12b6a5eef3dfce1661805131Lennart Poettering
c7040b5d1c2c148f12b6a5eef3dfce1661805131Lennart Poettering                arg_description = description;
c7040b5d1c2c148f12b6a5eef3dfce1661805131Lennart Poettering        }
9b15b7846d4de01bb5d9700a24077787e984e8abLennart Poettering
9b15b7846d4de01bb5d9700a24077787e984e8abLennart Poettering        r = bus_open_transport(arg_transport, arg_host, arg_user, &bus);
9b15b7846d4de01bb5d9700a24077787e984e8abLennart Poettering        if (r < 0) {
9b15b7846d4de01bb5d9700a24077787e984e8abLennart Poettering                log_error("Failed to create bus connection: %s", strerror(-r));
9b15b7846d4de01bb5d9700a24077787e984e8abLennart Poettering                goto finish;
024a8ec137f17cbbc22256ef4aa7f99ec671dbc5Lennart Poettering        }
024a8ec137f17cbbc22256ef4aa7f99ec671dbc5Lennart Poettering
024a8ec137f17cbbc22256ef4aa7f99ec671dbc5Lennart Poettering        if (arg_scope)
024a8ec137f17cbbc22256ef4aa7f99ec671dbc5Lennart Poettering                r = start_transient_scope(bus, argv + optind, &error);
024a8ec137f17cbbc22256ef4aa7f99ec671dbc5Lennart Poettering        else
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                r = start_transient_service(bus, argv + optind, &error);
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        if (r < 0)
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho                log_error("Failed start transient unit: %s", bus_error_message(&error, r));
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Chofinish:
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho        return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho}
4c213d6cf416917c61f82d8bee795b8f3a4c5372WaLyong Cho