X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=src%2Fsystemctl.c;h=ff6f86a0d2ef76036a35e6b8282945a837ec9c33;hp=5bf5e9f38ff61ba05c39ea0b4471d7828e12322d;hb=ef639c5f9e9ed397424b50b14e2160993c7841d1;hpb=d06dacd0020af7e31ff6089deff339b00ed979e3 diff --git a/src/systemctl.c b/src/systemctl.c index 5bf5e9f38..ff6f86a0d 100644 --- a/src/systemctl.c +++ b/src/systemctl.c @@ -51,6 +51,8 @@ #include "sd-daemon.h" #include "shutdownd.h" #include "exit-status.h" +#include "bus-errors.h" +#include "build.h" static const char *arg_type = NULL; static char **arg_property = NULL; @@ -125,8 +127,7 @@ static const char *ansi_highlight_green(bool b) { return b ? ANSI_HIGHLIGHT_GREEN_ON : ANSI_HIGHLIGHT_OFF; } -static bool error_is_no_service(DBusError *error) { - +static bool error_is_no_service(const DBusError *error) { assert(error); if (!dbus_error_is_set(error)) @@ -141,6 +142,34 @@ static bool error_is_no_service(DBusError *error) { return startswith(error->name, "org.freedesktop.DBus.Error.Spawn."); } +static int translate_bus_error_to_exit_status(int r, const DBusError *error) { + assert(error); + + if (!dbus_error_is_set(error)) + return r; + + if (dbus_error_has_name(error, DBUS_ERROR_ACCESS_DENIED) || + dbus_error_has_name(error, BUS_ERROR_ONLY_BY_DEPENDENCY) || + dbus_error_has_name(error, BUS_ERROR_NO_ISOLATION) || + dbus_error_has_name(error, BUS_ERROR_TRANSACTION_IS_DESTRUCTIVE)) + return EXIT_NOPERMISSION; + + if (dbus_error_has_name(error, BUS_ERROR_NO_SUCH_UNIT)) + return EXIT_NOTINSTALLED; + + if (dbus_error_has_name(error, BUS_ERROR_JOB_TYPE_NOT_APPLICABLE) || + dbus_error_has_name(error, BUS_ERROR_NOT_SUPPORTED)) + return EXIT_NOTIMPLEMENTED; + + if (dbus_error_has_name(error, BUS_ERROR_LOAD_FAILED)) + return EXIT_NOTCONFIGURED; + + if (r != 0) + return r; + + return EXIT_FAILURE; +} + static int bus_iter_get_basic_and_next(DBusMessageIter *iter, int type, void *data, bool next) { assert(iter); @@ -244,7 +273,7 @@ static int list_units(DBusConnection *bus, char **args, unsigned n) { } if (!(reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error))) { - log_error("Failed to issue method call: %s", error.message); + log_error("Failed to issue method call: %s", bus_error_message(&error)); r = -EIO; goto finish; } @@ -308,8 +337,12 @@ static int list_units(DBusConnection *bus, char **args, unsigned n) { qsort(unit_infos, c, sizeof(struct unit_info), compare_unit_info); - if (isatty(STDOUT_FILENO)) - printf("%-45s %-6s %-12s %-12s %-15s %s\n", "UNIT", "LOAD", "ACTIVE", "SUB", "JOB", "DESCRIPTION"); + if (on_tty()) { + if (columns() >= 80+12 || arg_full) + printf("%-25s %-6s %-12s %-18s %-15s %s\n", "UNIT", "LOAD", "ACTIVE", "SUB", "JOB", "DESCRIPTION"); + else + printf("%-25s %-6s %-12s %-18s %-15s\n", "UNIT", "LOAD", "ACTIVE", "SUB", "JOB"); + } for (k = 0; k < c; k++) { const char *dot; @@ -320,37 +353,54 @@ static int list_units(DBusConnection *bus, char **args, unsigned n) { (arg_all || !(streq(u->active_state, "inactive") || u->following[0]) || u->job_id > 0)) { char *e; int a = 0, b = 0; - const char *on, *off; + const char *on_loaded, *off_loaded; + const char *on_active, *off_active; + + if (!streq(u->load_state, "loaded")) { + on_loaded = ansi_highlight(true); + off_loaded = ansi_highlight(false); + } else + on_loaded = off_loaded = ""; - if (streq(u->active_state, "maintenance")) { - on = ansi_highlight(true); - off = ansi_highlight(false); + if (streq(u->active_state, "failed")) { + on_active = ansi_highlight(true); + off_active = ansi_highlight(false); } else - on = off = ""; + on_active = off_active = ""; + + e = arg_full ? NULL : ellipsize(u->id, 25, 33); + + printf("%-25s %s%-6s%s %s%-12s %-18s%s%n", + e ? e : u->id, + on_loaded, u->load_state, off_loaded, + on_active, u->active_state, u->sub_state, off_active, + &a); - e = arg_full ? NULL : ellipsize(u->id, 45, 33); - printf("%-45s %-6s %s%-12s %-12s%s%n", e ? e : u->id, u->load_state, on, u->active_state, u->sub_state, off, &a); free(e); - a -= strlen(on) + strlen(off); + a -= strlen(on_loaded) + strlen(off_loaded); + a -= strlen(on_active) + strlen(off_active); if (u->job_id != 0) - printf(" => %-12s%n", u->job_type, &b); + printf(" %-15s%n", u->job_type, &b); else b = 1 + 15; - if (a + b + 2 < columns()) { + if (a + b + 1 < columns()) { if (u->job_id == 0) printf(" "); - printf(" %.*s", columns() - a - b - 2, u->description); + if (arg_full) + printf(" %s", u->description); + else + printf(" %.*s", columns() - a - b - 1, u->description); } fputs("\n", stdout); } } - if (isatty(STDOUT_FILENO)) { + if (on_tty()) { printf("\nLOAD = Reflects whether the unit definition was properly loaded.\n" "ACTIVE = The high-level unit activation state, i.e. generalization of SUB.\n" @@ -468,7 +518,7 @@ static int dot_one(DBusConnection *bus, const char *name, const char *path) { } if (!(reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error))) { - log_error("Failed to issue method call: %s", error.message); + log_error("Failed to issue method call: %s", bus_error_message(&error)); r = -EIO; goto finish; } @@ -551,7 +601,7 @@ static int dot(DBusConnection *bus, char **args, unsigned n) { } if (!(reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error))) { - log_error("Failed to issue method call: %s", error.message); + log_error("Failed to issue method call: %s", bus_error_message(&error)); r = -EIO; goto finish; } @@ -644,7 +694,7 @@ static int list_jobs(DBusConnection *bus, char **args, unsigned n) { } if (!(reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error))) { - log_error("Failed to issue method call: %s", error.message); + log_error("Failed to issue method call: %s", bus_error_message(&error)); r = -EIO; goto finish; } @@ -659,7 +709,8 @@ static int list_jobs(DBusConnection *bus, char **args, unsigned n) { dbus_message_iter_recurse(&iter, &sub); - printf("%4s %-45s %-17s %-7s\n", "JOB", "UNIT", "TYPE", "STATE"); + if (isatty(STDOUT_FILENO)) + printf("%4s %-25s %-15s %-7s\n", "JOB", "UNIT", "TYPE", "STATE"); while (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_INVALID) { const char *name, *type, *state, *job_path, *unit_path; @@ -685,8 +736,8 @@ static int list_jobs(DBusConnection *bus, char **args, unsigned n) { goto finish; } - e = arg_full ? NULL : ellipsize(name, 45, 33); - printf("%4u %-45s %-17s %-7s\n", id, e ? e : name, type, state); + e = arg_full ? NULL : ellipsize(name, 25, 33); + printf("%4u %-25s %-15s %-7s\n", id, e ? e : name, type, state); free(e); k++; @@ -694,7 +745,9 @@ static int list_jobs(DBusConnection *bus, char **args, unsigned n) { dbus_message_iter_next(&sub); } - printf("\n%u jobs listed.\n", k); + if (isatty(STDOUT_FILENO)) + printf("\n%u jobs listed.\n", k); + r = 0; finish: @@ -741,7 +794,7 @@ static int load_unit(DBusConnection *bus, char **args, unsigned n) { } if (!(reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error))) { - log_error("Failed to issue method call: %s", error.message); + log_error("Failed to issue method call: %s", bus_error_message(&error)); r = -EIO; goto finish; } @@ -809,7 +862,7 @@ static int cancel_job(DBusConnection *bus, char **args, unsigned n) { } if (!(reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error))) { - log_error("Failed to issue method call: %s", error.message); + log_error("Failed to issue method call: %s", bus_error_message(&error)); r = -EIO; goto finish; } @@ -817,7 +870,7 @@ static int cancel_job(DBusConnection *bus, char **args, unsigned n) { if (!dbus_message_get_args(reply, &error, DBUS_TYPE_OBJECT_PATH, &path, DBUS_TYPE_INVALID)) { - log_error("Failed to parse reply: %s", error.message); + log_error("Failed to parse reply: %s", bus_error_message(&error)); r = -EIO; goto finish; } @@ -835,7 +888,7 @@ static int cancel_job(DBusConnection *bus, char **args, unsigned n) { dbus_message_unref(reply); if (!(reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error))) { - log_error("Failed to issue method call: %s", error.message); + log_error("Failed to issue method call: %s", bus_error_message(&error)); r = -EIO; goto finish; } @@ -964,7 +1017,7 @@ static DBusHandlerResult wait_filter(DBusConnection *connection, DBusMessage *me DBUS_TYPE_OBJECT_PATH, &path, DBUS_TYPE_BOOLEAN, &success, DBUS_TYPE_INVALID)) - log_error("Failed to parse message: %s", error.message); + log_error("Failed to parse message: %s", bus_error_message(&error)); else { char *p; @@ -998,7 +1051,7 @@ static int enable_wait_for_jobs(DBusConnection *bus) { &error); if (dbus_error_is_set(&error)) { - log_error("Failed to add match: %s", error.message); + log_error("Failed to add match: %s", bus_error_message(&error)); dbus_error_free(&error); return -EIO; } @@ -1029,7 +1082,7 @@ static int wait_for_jobs(DBusConnection *bus, Set *s) { ; if (!arg_quiet && d.failed) - log_error("Job failed, see logs for details."); + log_error("Job failed, see system logs for details."); r = d.failed ? -EIO : 0; @@ -1044,10 +1097,10 @@ static int start_unit_one( const char *method, const char *name, const char *mode, + DBusError *error, Set *s) { DBusMessage *m = NULL, *reply = NULL; - DBusError error; const char *path; int r; @@ -1055,10 +1108,9 @@ static int start_unit_one( assert(method); assert(name); assert(mode); + assert(error); assert(arg_no_block || s); - dbus_error_init(&error); - if (!(m = dbus_message_new_method_call( "org.freedesktop.systemd1", "/org/freedesktop/systemd1", @@ -1078,24 +1130,24 @@ static int start_unit_one( goto finish; } - if (!(reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error))) { + if (!(reply = dbus_connection_send_with_reply_and_block(bus, m, -1, error))) { - if (arg_action != ACTION_SYSTEMCTL && error_is_no_service(&error)) { + if (arg_action != ACTION_SYSTEMCTL && error_is_no_service(error)) { /* There's always a fallback possible for * legacy actions. */ - r = 0; + r = -EADDRNOTAVAIL; goto finish; } - log_error("Failed to issue method call: %s", error.message); + log_error("Failed to issue method call: %s", bus_error_message(error)); r = -EIO; goto finish; } - if (!dbus_message_get_args(reply, &error, + if (!dbus_message_get_args(reply, error, DBUS_TYPE_OBJECT_PATH, &path, DBUS_TYPE_INVALID)) { - log_error("Failed to parse reply: %s", error.message); + log_error("Failed to parse reply: %s", bus_error_message(error)); r = -EIO; goto finish; } @@ -1120,7 +1172,7 @@ static int start_unit_one( } } - r = 1; + r = 0; finish: if (m) @@ -1129,8 +1181,6 @@ finish: if (reply) dbus_message_unref(reply); - dbus_error_free(&error); - return r; } @@ -1166,10 +1216,13 @@ static int start_unit(DBusConnection *bus, char **args, unsigned n) { [ACTION_DEFAULT] = SPECIAL_DEFAULT_TARGET }; - int r; + int r, ret = 0; unsigned i; const char *method, *mode, *one_name; Set *s = NULL; + DBusError error; + + dbus_error_init(&error); assert(bus); @@ -1201,46 +1254,52 @@ static int start_unit(DBusConnection *bus, char **args, unsigned n) { method = "StartUnit"; mode = (arg_action == ACTION_EMERGENCY || - arg_action == ACTION_RESCUE) ? "isolate" : "replace"; + arg_action == ACTION_RESCUE || + arg_action == ACTION_RUNLEVEL2 || + arg_action == ACTION_RUNLEVEL3 || + arg_action == ACTION_RUNLEVEL4 || + arg_action == ACTION_RUNLEVEL5) ? "isolate" : "replace"; one_name = table[arg_action]; } if (!arg_no_block) { - if ((r = enable_wait_for_jobs(bus)) < 0) { - log_error("Could not watch jobs: %s", strerror(-r)); + if ((ret = enable_wait_for_jobs(bus)) < 0) { + log_error("Could not watch jobs: %s", strerror(-ret)); goto finish; } if (!(s = set_new(string_hash_func, string_compare_func))) { log_error("Failed to allocate set."); - r = -ENOMEM; + ret = -ENOMEM; goto finish; } } - r = 0; - if (one_name) { - if ((r = start_unit_one(bus, method, one_name, mode, s)) <= 0) + if ((ret = start_unit_one(bus, method, one_name, mode, &error, s)) <= 0) goto finish; } else { for (i = 1; i < n; i++) - if ((r = start_unit_one(bus, method, args[i], mode, s)) < 0) - goto finish; + if ((r = start_unit_one(bus, method, args[i], mode, &error, s)) != 0) { + ret = translate_bus_error_to_exit_status(r, &error); + dbus_error_free(&error); + } } if (!arg_no_block) - if ((r = wait_for_jobs(bus, s)) < 0) + if ((r = wait_for_jobs(bus, s)) < 0) { + ret = r; goto finish; - - r = 1; + } finish: if (s) set_free_free(s); - return r; + dbus_error_free(&error); + + return ret; } static int start_special(DBusConnection *bus, char **args, unsigned n) { @@ -1262,7 +1321,7 @@ static int check_unit(DBusConnection *bus, char **args, unsigned n) { const char *interface = "org.freedesktop.systemd1.Unit", *property = "ActiveState"; - int r = -EADDRNOTAVAIL; + int r = 3; /* According to LSB: "program is not running" */ DBusError error; unsigned i; @@ -1307,7 +1366,7 @@ static int check_unit(DBusConnection *bus, char **args, unsigned n) { if (!dbus_message_get_args(reply, &error, DBUS_TYPE_OBJECT_PATH, &path, DBUS_TYPE_INVALID)) { - log_error("Failed to parse reply: %s", error.message); + log_error("Failed to parse reply: %s", bus_error_message(&error)); r = -EIO; goto finish; } @@ -1334,7 +1393,7 @@ static int check_unit(DBusConnection *bus, char **args, unsigned n) { dbus_message_unref(reply); if (!(reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error))) { - log_error("Failed to issue method call: %s", error.message); + log_error("Failed to issue method call: %s", bus_error_message(&error)); r = -EIO; goto finish; } @@ -1359,7 +1418,7 @@ static int check_unit(DBusConnection *bus, char **args, unsigned n) { if (!arg_quiet) puts(state); - if (streq(state, "active") || startswith(state, "reloading")) + if (streq(state, "active") || streq(state, "reloading")) r = 0; dbus_message_unref(m); @@ -1484,6 +1543,11 @@ typedef struct UnitStatusInfo { const char *path; const char *default_control_group; + usec_t inactive_exit_timestamp; + usec_t active_enter_timestamp; + usec_t active_exit_timestamp; + usec_t inactive_enter_timestamp; + bool need_daemon_reload; /* Service */ @@ -1518,6 +1582,9 @@ typedef struct UnitStatusInfo { static void print_status_info(UnitStatusInfo *i) { ExecStatusInfo *p; const char *on, *off, *ss; + usec_t timestamp; + char since1[FORMAT_TIMESTAMP_PRETTY_MAX], *s1; + char since2[FORMAT_TIMESTAMP_MAX], *s2; assert(i); @@ -1544,7 +1611,7 @@ static void print_status_info(UnitStatusInfo *i) { ss = streq_ptr(i->active_state, i->sub_state) ? NULL : i->sub_state; - if (streq_ptr(i->active_state, "maintenance")) { + if (streq_ptr(i->active_state, "failed")) { on = ansi_highlight(true); off = ansi_highlight(false); } else if (streq_ptr(i->active_state, "active") || streq_ptr(i->active_state, "reloading")) { @@ -1554,17 +1621,34 @@ static void print_status_info(UnitStatusInfo *i) { on = off = ""; if (ss) - printf("\t Active: %s%s (%s)%s\n", + printf("\t Active: %s%s (%s)%s", on, strna(i->active_state), ss, off); else - printf("\t Active: %s%s%s\n", + printf("\t Active: %s%s%s", on, strna(i->active_state), off); + timestamp = (streq_ptr(i->active_state, "active") || + streq_ptr(i->active_state, "reloading")) ? i->active_enter_timestamp : + (streq_ptr(i->active_state, "inactive") || + streq_ptr(i->active_state, "failed")) ? i->inactive_enter_timestamp : + streq_ptr(i->active_state, "activating") ? i->inactive_exit_timestamp : + i->active_exit_timestamp; + + s1 = format_timestamp_pretty(since1, sizeof(since1), timestamp); + s2 = format_timestamp(since2, sizeof(since2), timestamp); + + if (s1) + printf(" since [%s; %s]\n", s2, s1); + else if (s2) + printf(" since [%s]\n", s2); + else + printf("\n"); + if (i->sysfs_path) printf("\t Device: %s\n", i->sysfs_path); else if (i->where) @@ -1583,7 +1667,7 @@ static void print_status_info(UnitStatusInfo *i) { continue; t = strv_join(p->argv, " "); - printf("\t Exited: %u (%s, code=%s, ", p->pid, strna(t), sigchld_code_to_string(p->code)); + printf("\t Process: %u (%s, code=%s, ", p->pid, strna(t), sigchld_code_to_string(p->code)); free(t); if (p->code == CLD_EXITED) { @@ -1612,7 +1696,7 @@ static void print_status_info(UnitStatusInfo *i) { printf("\t"); if (i->main_pid > 0) { - printf(" Main: %u", (unsigned) i->main_pid); + printf("Main PID: %u", (unsigned) i->main_pid); if (i->running) { char *t = NULL; @@ -1777,6 +1861,14 @@ static int status_property(const char *name, DBusMessageIter *iter, UnitStatusIn i->start_timestamp = (usec_t) u; else if (streq(name, "ExecMainExitTimestamp")) i->exit_timestamp = (usec_t) u; + else if (streq(name, "ActiveEnterTimestamp")) + i->active_enter_timestamp = (usec_t) u; + else if (streq(name, "InactiveEnterTimestamp")) + i->inactive_enter_timestamp = (usec_t) u; + else if (streq(name, "InactiveExitTimestamp")) + i->inactive_exit_timestamp = (usec_t) u; + else if (streq(name, "ActiveExitTimestamp")) + i->active_exit_timestamp = (usec_t) u; break; } @@ -2091,7 +2183,7 @@ static int show_one(DBusConnection *bus, const char *path, bool show_properties, } if (!(reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error))) { - log_error("Failed to issue method call: %s", error.message); + log_error("Failed to issue method call: %s", bus_error_message(&error)); r = -EIO; goto finish; } @@ -2150,16 +2242,21 @@ static int show_one(DBusConnection *bus, const char *path, bool show_properties, dbus_message_iter_next(&sub); } + r = 0; + if (!show_properties) print_status_info(&info); + if (!streq_ptr(info.active_state, "active") && + !streq_ptr(info.active_state, "reloading")) + /* According to LSB: "program not running" */ + r = 3; + while ((p = info.exec)) { LIST_REMOVE(ExecStatusInfo, exec, info.exec, p); exec_status_info_free(p); } - r = 0; - finish: if (m) dbus_message_unref(m); @@ -2174,7 +2271,7 @@ finish: static int show(DBusConnection *bus, char **args, unsigned n) { DBusMessage *m = NULL, *reply = NULL; - int r; + int r, ret = 0; DBusError error; unsigned i; bool show_properties, new_line = false; @@ -2190,7 +2287,7 @@ static int show(DBusConnection *bus, char **args, unsigned n) { /* If not argument is specified inspect the manager * itself */ - r = show_one(bus, "/org/freedesktop/systemd1", show_properties, &new_line); + ret = show_one(bus, "/org/freedesktop/systemd1", show_properties, &new_line); goto finish; } @@ -2208,7 +2305,7 @@ static int show(DBusConnection *bus, char **args, unsigned n) { "org.freedesktop.systemd1.Manager", "LoadUnit"))) { log_error("Could not allocate message."); - r = -ENOMEM; + ret = -ENOMEM; goto finish; } @@ -2216,15 +2313,15 @@ static int show(DBusConnection *bus, char **args, unsigned n) { DBUS_TYPE_STRING, &args[i], DBUS_TYPE_INVALID)) { log_error("Could not append arguments to message."); - r = -ENOMEM; + ret = -ENOMEM; goto finish; } if (!(reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error))) { if (!dbus_error_has_name(&error, DBUS_ERROR_ACCESS_DENIED)) { - log_error("Failed to issue method call: %s", error.message); - r = -EIO; + log_error("Failed to issue method call: %s", bus_error_message(&error)); + ret = -EIO; goto finish; } @@ -2237,7 +2334,7 @@ static int show(DBusConnection *bus, char **args, unsigned n) { "org.freedesktop.systemd1.Manager", "GetUnit"))) { log_error("Could not allocate message."); - r = -ENOMEM; + ret = -ENOMEM; goto finish; } @@ -2245,13 +2342,17 @@ static int show(DBusConnection *bus, char **args, unsigned n) { DBUS_TYPE_STRING, &args[i], DBUS_TYPE_INVALID)) { log_error("Could not append arguments to message."); - r = -ENOMEM; + ret = -ENOMEM; goto finish; } if (!(reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error))) { - log_error("Failed to issue method call: %s", error.message); - r = -EIO; + log_error("Failed to issue method call: %s", bus_error_message(&error)); + + if (dbus_error_has_name(&error, BUS_ERROR_NO_SUCH_UNIT)) + ret = 4; /* According to LSB: "program or service status is unknown" */ + else + ret = -EIO; goto finish; } } @@ -2266,7 +2367,7 @@ static int show(DBusConnection *bus, char **args, unsigned n) { "org.freedesktop.systemd1.Manager", "GetJob"))) { log_error("Could not allocate message."); - r = -ENOMEM; + ret = -ENOMEM; goto finish; } @@ -2274,13 +2375,13 @@ static int show(DBusConnection *bus, char **args, unsigned n) { DBUS_TYPE_UINT32, &id, DBUS_TYPE_INVALID)) { log_error("Could not append arguments to message."); - r = -ENOMEM; + ret = -ENOMEM; goto finish; } if (!(reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error))) { - log_error("Failed to issue method call: %s", error.message); - r = -EIO; + log_error("Failed to issue method call: %s", bus_error_message(&error)); + ret = -EIO; goto finish; } } else { @@ -2293,7 +2394,7 @@ static int show(DBusConnection *bus, char **args, unsigned n) { "org.freedesktop.systemd1.Manager", "GetUnitByPID"))) { log_error("Could not allocate message."); - r = -ENOMEM; + ret = -ENOMEM; goto finish; } @@ -2301,13 +2402,13 @@ static int show(DBusConnection *bus, char **args, unsigned n) { DBUS_TYPE_UINT32, &id, DBUS_TYPE_INVALID)) { log_error("Could not append arguments to message."); - r = -ENOMEM; + ret = -ENOMEM; goto finish; } if (!(reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error))) { - log_error("Failed to issue method call: %s", error.message); - r = -EIO; + log_error("Failed to issue method call: %s", bus_error_message(&error)); + ret = -EIO; goto finish; } } @@ -2315,21 +2416,19 @@ static int show(DBusConnection *bus, char **args, unsigned n) { if (!dbus_message_get_args(reply, &error, DBUS_TYPE_OBJECT_PATH, &path, DBUS_TYPE_INVALID)) { - log_error("Failed to parse reply: %s", error.message); - r = -EIO; + log_error("Failed to parse reply: %s", bus_error_message(&error)); + ret = -EIO; goto finish; } - if ((r = show_one(bus, path, show_properties, &new_line)) < 0) - goto finish; + if ((r = show_one(bus, path, show_properties, &new_line)) != 0) + ret = r; dbus_message_unref(m); dbus_message_unref(reply); m = reply = NULL; } - r = 0; - finish: if (m) dbus_message_unref(m); @@ -2339,7 +2438,7 @@ finish: dbus_error_free(&error); - return r; + return ret; } static DBusHandlerResult monitor_filter(DBusConnection *connection, DBusMessage *message, void *data) { @@ -2368,7 +2467,7 @@ static DBusHandlerResult monitor_filter(DBusConnection *connection, DBusMessage DBUS_TYPE_STRING, &id, DBUS_TYPE_OBJECT_PATH, &path, DBUS_TYPE_INVALID)) - log_error("Failed to parse message: %s", error.message); + log_error("Failed to parse message: %s", bus_error_message(&error)); else if (streq(dbus_message_get_member(message), "UnitNew")) printf("Unit %s added.\n", id); else @@ -2383,21 +2482,30 @@ static DBusHandlerResult monitor_filter(DBusConnection *connection, DBusMessage DBUS_TYPE_UINT32, &id, DBUS_TYPE_OBJECT_PATH, &path, DBUS_TYPE_INVALID)) - log_error("Failed to parse message: %s", error.message); + log_error("Failed to parse message: %s", bus_error_message(&error)); else if (streq(dbus_message_get_member(message), "JobNew")) printf("Job %u added.\n", id); else printf("Job %u removed.\n", id); - } else if (dbus_message_is_signal(message, "org.freedesktop.systemd1.Unit", "Changed") || - dbus_message_is_signal(message, "org.freedesktop.systemd1.Job", "Changed")) { + } else if (dbus_message_is_signal(message, "org.freedesktop.DBus.Properties", "PropertiesChanged")) { const char *path, *interface, *property = "Id"; DBusMessageIter iter, sub; path = dbus_message_get_path(message); - interface = dbus_message_get_interface(message); + + if (!dbus_message_get_args(message, &error, + DBUS_TYPE_STRING, &interface, + DBUS_TYPE_INVALID)) { + log_error("Failed to parse message: %s", bus_error_message(&error)); + goto finish; + } + + if (!streq(interface, "org.freedesktop.systemd1.Job") && + !streq(interface, "org.freedesktop.systemd1.Unit")) + goto finish; if (!(m = dbus_message_new_method_call( "org.freedesktop.systemd1", @@ -2417,7 +2525,7 @@ static DBusHandlerResult monitor_filter(DBusConnection *connection, DBusMessage } if (!(reply = dbus_connection_send_with_reply_and_block(connection, m, -1, &error))) { - log_error("Failed to issue method call: %s", error.message); + log_error("Failed to issue method call: %s", bus_error_message(&error)); goto finish; } @@ -2489,7 +2597,7 @@ static int monitor(DBusConnection *bus, char **args, unsigned n) { &error); if (dbus_error_is_set(&error)) { - log_error("Failed to add match: %s", error.message); + log_error("Failed to add match: %s", bus_error_message(&error)); r = -EIO; goto finish; } @@ -2497,25 +2605,12 @@ static int monitor(DBusConnection *bus, char **args, unsigned n) { dbus_bus_add_match(bus, "type='signal'," "sender='org.freedesktop.systemd1'," - "interface='org.freedesktop.systemd1.Unit'," - "member='Changed'", + "interface='org.freedesktop.DBus.Properties'," + "member='PropertiesChanged'", &error); if (dbus_error_is_set(&error)) { - log_error("Failed to add match: %s", error.message); - r = -EIO; - goto finish; - } - - dbus_bus_add_match(bus, - "type='signal'," - "sender='org.freedesktop.systemd1'," - "interface='org.freedesktop.systemd1.Job'," - "member='Changed'", - &error); - - if (dbus_error_is_set(&error)) { - log_error("Failed to add match: %s", error.message); + log_error("Failed to add match: %s", bus_error_message(&error)); r = -EIO; goto finish; } @@ -2538,7 +2633,7 @@ static int monitor(DBusConnection *bus, char **args, unsigned n) { } if (!(reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error))) { - log_error("Failed to issue method call: %s", error.message); + log_error("Failed to issue method call: %s", bus_error_message(&error)); r = -EIO; goto finish; } @@ -2581,7 +2676,7 @@ static int dump(DBusConnection *bus, char **args, unsigned n) { } if (!(reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error))) { - log_error("Failed to issue method call: %s", error.message); + log_error("Failed to issue method call: %s", bus_error_message(&error)); r = -EIO; goto finish; } @@ -2589,7 +2684,7 @@ static int dump(DBusConnection *bus, char **args, unsigned n) { if (!dbus_message_get_args(reply, &error, DBUS_TYPE_STRING, &text, DBUS_TYPE_INVALID)) { - log_error("Failed to parse reply: %s", error.message); + log_error("Failed to parse reply: %s", bus_error_message(&error)); r = -EIO; goto finish; } @@ -2645,7 +2740,7 @@ static int snapshot(DBusConnection *bus, char **args, unsigned n) { } if (!(reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error))) { - log_error("Failed to issue method call: %s", error.message); + log_error("Failed to issue method call: %s", bus_error_message(&error)); r = -EIO; goto finish; } @@ -2653,7 +2748,7 @@ static int snapshot(DBusConnection *bus, char **args, unsigned n) { if (!dbus_message_get_args(reply, &error, DBUS_TYPE_OBJECT_PATH, &path, DBUS_TYPE_INVALID)) { - log_error("Failed to parse reply: %s", error.message); + log_error("Failed to parse reply: %s", bus_error_message(&error)); r = -EIO; goto finish; } @@ -2679,7 +2774,7 @@ static int snapshot(DBusConnection *bus, char **args, unsigned n) { dbus_message_unref(reply); if (!(reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error))) { - log_error("Failed to issue method call: %s", error.message); + log_error("Failed to issue method call: %s", bus_error_message(&error)); r = -EIO; goto finish; } @@ -2750,7 +2845,7 @@ static int delete_snapshot(DBusConnection *bus, char **args, unsigned n) { } if (!(reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error))) { - log_error("Failed to issue method call: %s", error.message); + log_error("Failed to issue method call: %s", bus_error_message(&error)); r = -EIO; goto finish; } @@ -2758,7 +2853,7 @@ static int delete_snapshot(DBusConnection *bus, char **args, unsigned n) { if (!dbus_message_get_args(reply, &error, DBUS_TYPE_OBJECT_PATH, &path, DBUS_TYPE_INVALID)) { - log_error("Failed to parse reply: %s", error.message); + log_error("Failed to parse reply: %s", bus_error_message(&error)); r = -EIO; goto finish; } @@ -2776,7 +2871,7 @@ static int delete_snapshot(DBusConnection *bus, char **args, unsigned n) { dbus_message_unref(reply); if (!(reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error))) { - log_error("Failed to issue method call: %s", error.message); + log_error("Failed to issue method call: %s", bus_error_message(&error)); r = -EIO; goto finish; } @@ -2819,7 +2914,7 @@ static int daemon_reload(DBusConnection *bus, char **args, unsigned n) { streq(args[0], "clear-jobs") || streq(args[0], "cancel") ? "ClearJobs" : streq(args[0], "daemon-reexec") ? "Reexecute" : - streq(args[0], "reset-maintenance") ? "ResetMaintenance" : + streq(args[0], "reset-failed") ? "ResetFailed" : streq(args[0], "daemon-exit") ? "Exit" : "Reload"; } @@ -2838,16 +2933,16 @@ static int daemon_reload(DBusConnection *bus, char **args, unsigned n) { if (arg_action != ACTION_SYSTEMCTL && error_is_no_service(&error)) { /* There's always a fallback possible for * legacy actions. */ - r = 0; + r = -EADDRNOTAVAIL; goto finish; } - log_error("Failed to issue method call: %s", error.message); + log_error("Failed to issue method call: %s", bus_error_message(&error)); r = -EIO; goto finish; } - r = 1; + r = 0; finish: if (m) @@ -2861,7 +2956,7 @@ finish: return r; } -static int reset_maintenance(DBusConnection *bus, char **args, unsigned n) { +static int reset_failed(DBusConnection *bus, char **args, unsigned n) { DBusMessage *m = NULL, *reply = NULL; unsigned i; int r; @@ -2879,7 +2974,7 @@ static int reset_maintenance(DBusConnection *bus, char **args, unsigned n) { "org.freedesktop.systemd1", "/org/freedesktop/systemd1", "org.freedesktop.systemd1.Manager", - "ResetMaintenanceUnit"))) { + "ResetFailedUnit"))) { log_error("Could not allocate message."); r = -ENOMEM; goto finish; @@ -2894,7 +2989,7 @@ static int reset_maintenance(DBusConnection *bus, char **args, unsigned n) { } if (!(reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error))) { - log_error("Failed to issue method call: %s", error.message); + log_error("Failed to issue method call: %s", bus_error_message(&error)); r = -EIO; goto finish; } @@ -2948,7 +3043,7 @@ static int show_enviroment(DBusConnection *bus, char **args, unsigned n) { } if (!(reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error))) { - log_error("Failed to issue method call: %s", error.message); + log_error("Failed to issue method call: %s", bus_error_message(&error)); r = -EIO; goto finish; } @@ -3046,7 +3141,7 @@ static int set_environment(DBusConnection *bus, char **args, unsigned n) { } if (!(reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error))) { - log_error("Failed to issue method call: %s", error.message); + log_error("Failed to issue method call: %s", bus_error_message(&error)); r = -EIO; goto finish; } @@ -3755,6 +3850,7 @@ static int systemctl_help(void) { printf("%s [OPTIONS...] {COMMAND} ...\n\n" "Send control commands to or query the systemd manager.\n\n" " -h --help Show this help\n" + " --version Show package version\n" " -t --type=TYPE List only units of a particular type\n" " -p --property=NAME Show only properties by this name\n" " -a --all Show all units/properties, including dead/empty ones\n" @@ -3789,8 +3885,8 @@ static int systemctl_help(void) { " status [NAME...|PID...] Show runtime status of one or more units\n" " show [NAME...|JOB...] Show properties of one or more\n" " units/jobs or the manager\n" - " reset-maintenance [NAME...] Reset maintenance state for all, one,\n" - " or more units\n" + " reset-failed [NAME...] Reset failed state for all, one, or more\n" + " units\n" " enable [NAME...] Enable one or more unit files\n" " disable [NAME...] Disable one or more unit files\n" " is-enabled [NAME...] Check whether unit files are enabled\n" @@ -3889,6 +3985,7 @@ static int systemctl_parse_argv(int argc, char *argv[]) { enum { ARG_FAIL = 0x100, + ARG_VERSION, ARG_SESSION, ARG_SYSTEM, ARG_GLOBAL, @@ -3904,6 +4001,7 @@ static int systemctl_parse_argv(int argc, char *argv[]) { static const struct option options[] = { { "help", no_argument, NULL, 'h' }, + { "version", no_argument, NULL, ARG_VERSION }, { "type", required_argument, NULL, 't' }, { "property", required_argument, NULL, 'p' }, { "all", no_argument, NULL, 'a' }, @@ -3919,7 +4017,7 @@ static int systemctl_parse_argv(int argc, char *argv[]) { { "require", no_argument, NULL, ARG_REQUIRE }, { "force", no_argument, NULL, ARG_FORCE }, { "no-reload", no_argument, NULL, ARG_NO_RELOAD }, - { "defaults", no_argument, NULL, ARG_DEFAULTS }, + { "defaults", no_argument, NULL, ARG_DEFAULTS }, { NULL, 0, NULL, 0 } }; @@ -3936,6 +4034,12 @@ static int systemctl_parse_argv(int argc, char *argv[]) { systemctl_help(); return 0; + case ARG_VERSION: + puts(PACKAGE_STRING); + puts(DISTRIBUTION); + puts(SYSTEMD_FEATURES); + return 0; + case 't': arg_type = optarg; break; @@ -4475,7 +4579,7 @@ static int talk_upstart(void) { goto finish; } - log_error("Failed to connect to Upstart bus: %s", error.message); + log_error("Failed to connect to Upstart bus: %s", bus_error_message(&error)); r = -EIO; goto finish; } @@ -4515,16 +4619,16 @@ static int talk_upstart(void) { if (!(reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error))) { if (error_is_no_service(&error)) { - r = 0; + r = -EADDRNOTAVAIL; goto finish; } - log_error("Failed to issue method call: %s", error.message); + log_error("Failed to issue method call: %s", bus_error_message(&error)); r = -EIO; goto finish; } - r = 1; + r = 0; finish: if (m) @@ -4534,6 +4638,7 @@ finish: dbus_message_unref(reply); if (bus) { + dbus_connection_flush(bus); dbus_connection_close(bus); dbus_connection_unref(bus); } @@ -4626,7 +4731,7 @@ static int systemctl_main(DBusConnection *bus, int argc, char *argv[], DBusError { "default", EQUAL, 1, start_special }, { "rescue", EQUAL, 1, start_special }, { "emergency", EQUAL, 1, start_special }, - { "reset-maintenance", MORE, 1, reset_maintenance }, + { "reset-failed", MORE, 1, reset_failed }, { "enable", MORE, 2, enable_unit }, { "disable", MORE, 2, enable_unit }, { "is-enabled", MORE, 2, enable_unit } @@ -4707,11 +4812,6 @@ static int send_shutdownd(usec_t t, char mode, bool warn, const char *message) { struct msghdr msghdr; struct iovec iovec; union sockaddr_union sockaddr; - struct ucred *ucred; - union { - struct cmsghdr cmsghdr; - uint8_t buf[CMSG_SPACE(sizeof(struct ucred))]; - } control; struct shutdownd_command c; zero(c); @@ -4734,24 +4834,12 @@ static int send_shutdownd(usec_t t, char mode, bool warn, const char *message) { iovec.iov_base = (char*) &c; iovec.iov_len = sizeof(c); - zero(control); - control.cmsghdr.cmsg_level = SOL_SOCKET; - control.cmsghdr.cmsg_type = SCM_CREDENTIALS; - control.cmsghdr.cmsg_len = CMSG_LEN(sizeof(struct ucred)); - - ucred = (struct ucred*) CMSG_DATA(&control.cmsghdr); - ucred->pid = getpid(); - ucred->uid = getuid(); - ucred->gid = getgid(); - zero(msghdr); msghdr.msg_name = &sockaddr; msghdr.msg_namelen = sizeof(sa_family_t) + 1 + sizeof("/org/freedesktop/systemd1/shutdownd") - 1; msghdr.msg_iov = &iovec; msghdr.msg_iovlen = 1; - msghdr.msg_control = &control; - msghdr.msg_controllen = control.cmsghdr.cmsg_len; if (sendmsg(fd, &msghdr, MSG_NOSIGNAL) < 0) { close_nointr_nofail(fd); @@ -4785,7 +4873,7 @@ static int start_with_fallback(DBusConnection *bus) { if (bus) { /* First, try systemd via D-Bus. */ - if (start_unit(bus, NULL, 0) > 0) + if (start_unit(bus, NULL, 0) >= 0) goto done; } @@ -4811,7 +4899,7 @@ static int halt_main(DBusConnection *bus) { int r; if (geteuid() != 0) { - log_error("Must to be root."); + log_error("Must be root."); return -EPERM; } @@ -4898,7 +4986,7 @@ static int runlevel_main(void) { } int main(int argc, char*argv[]) { - int r, retval = 1; + int r, retval = EXIT_FAILURE; DBusConnection *bus = NULL; DBusError error; @@ -4910,14 +4998,15 @@ int main(int argc, char*argv[]) { if ((r = parse_argv(argc, argv)) < 0) goto finish; else if (r == 0) { - retval = 0; + retval = EXIT_SUCCESS; goto finish; } /* /sbin/runlevel doesn't need to communicate via D-Bus, so * let's shortcut this */ if (arg_action == ACTION_RUNLEVEL) { - retval = runlevel_main() < 0; + r = runlevel_main(); + retval = r < 0 ? EXIT_FAILURE : r; goto finish; } @@ -4925,15 +5014,14 @@ int main(int argc, char*argv[]) { switch (arg_action) { - case ACTION_SYSTEMCTL: { - retval = systemctl_main(bus, argc, argv, &error) < 0; + case ACTION_SYSTEMCTL: + r = systemctl_main(bus, argc, argv, &error); break; - } case ACTION_HALT: case ACTION_POWEROFF: case ACTION_REBOOT: - retval = halt_main(bus) < 0; + r = halt_main(bus); break; case ACTION_RUNLEVEL2: @@ -4943,16 +5031,16 @@ int main(int argc, char*argv[]) { case ACTION_RESCUE: case ACTION_EMERGENCY: case ACTION_DEFAULT: - retval = start_with_fallback(bus) < 0; + r = start_with_fallback(bus); break; case ACTION_RELOAD: case ACTION_REEXEC: - retval = reload_with_fallback(bus) < 0; + r = reload_with_fallback(bus); break; case ACTION_CANCEL_SHUTDOWN: - retval = send_shutdownd(0, 0, false, NULL) < 0; + r = send_shutdownd(0, 0, false, NULL); break; case ACTION_INVALID: @@ -4961,9 +5049,12 @@ int main(int argc, char*argv[]) { assert_not_reached("Unknown action"); } + retval = r < 0 ? EXIT_FAILURE : r; + finish: if (bus) { + dbus_connection_flush(bus); dbus_connection_close(bus); dbus_connection_unref(bus); }