diff options
| -rw-r--r-- | Makefile.am | 15 | ||||
| -rw-r--r-- | fixme | 6 | ||||
| -rw-r--r-- | src/.gitignore | 1 | ||||
| -rw-r--r-- | src/systemctl.c | 1485 | ||||
| -rw-r--r-- | src/systemctl.vala | 357 |
5 files changed, 1496 insertions, 368 deletions
diff --git a/Makefile.am b/Makefile.am index 7c0f793db6..03591bed15 100644 --- a/Makefile.am +++ b/Makefile.am @@ -343,6 +343,13 @@ systemd_cgroups_agent_CPPFLAGS = \ systemd_cgroups_agent_LDADD = \ $(DBUS_LIBS) +systemctl_SOURCES = \ + src/systemctl.c \ + $(BASIC_SOURCES) + +systemctl_CPPFLAGS = $(AM_CPPFLAGS) $(DBUS_CFLAGS) +systemctl_LDADD = $(DBUS_LIBS) + VALAFLAGS = \ -g \ --save-temps \ @@ -358,13 +365,6 @@ VALA_CFLAGS = \ -Wno-unused-variable \ -Wno-unused-function -systemctl_SOURCES = \ - src/systemctl.vala \ - src/systemd-interfaces.vala - -systemctl_CPPFLAGS = $(AM_CPPFLAGS) $(DBUSGLIB_CFLAGS) $(VALA_CFLAGS) -systemctl_LDADD = $(DBUSGLIB_LIBS) - systemadm_SOURCES = \ src/systemadm.vala \ src/systemd-interfaces.vala @@ -417,7 +417,6 @@ CLEANFILES = \ if HAVE_VALAC CLEANFILES += \ src/systemd-interfaces.c \ - src/systemctl.c \ src/systemadm.c endif @@ -54,8 +54,6 @@ - bluetoothd (/var/run/sdp! @/org/bluez/audio!) - distccd -* teach dbus to talk to systemd when autospawning services - * regnerate unit/sysv search paths on daemon reload * write utmp record a la upstart for processes @@ -66,6 +64,10 @@ * use setproctitle() when forking, before exec() (waiting for (PR_SET_PROCTITLE_AREA to enter the kernel) +* s/maintainance/maintenance/ + +* follow property change dbus spec + Regularly: * look for close() vs. close_nointr() vs. close_nointr_nofail() diff --git a/src/.gitignore b/src/.gitignore index 954d7fe0fc..1841bf597d 100644 --- a/src/.gitignore +++ b/src/.gitignore @@ -1,3 +1,2 @@ -systemctl.c systemd-interfaces.c systemadm.c diff --git a/src/systemctl.c b/src/systemctl.c new file mode 100644 index 0000000000..8a7a2de403 --- /dev/null +++ b/src/systemctl.c @@ -0,0 +1,1485 @@ +/*-*- Mode: C; c-basic-offset: 8 -*-*/ + +/*** + This file is part of systemd. + + Copyright 2010 Lennart Poettering + + systemd is free software; you can redistribute it and/or modify it + under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + systemd is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with systemd; If not, see <http://www.gnu.org/licenses/>. +***/ + +#include <stdio.h> +#include <getopt.h> +#include <stdbool.h> +#include <string.h> +#include <errno.h> +#include <sys/ioctl.h> +#include <termios.h> +#include <unistd.h> + +#include <dbus/dbus.h> + +#include "log.h" +#include "util.h" +#include "macro.h" +#include "set.h" + +static const char *arg_type = NULL; +static bool arg_all = false; +static bool arg_replace = false; +static bool arg_session = false; +static bool arg_block = false; + +static int bus_iter_get_basic_and_next(DBusMessageIter *iter, int type, void *data, bool next) { + + if (dbus_message_iter_get_arg_type(iter) != type) + return -EIO; + + dbus_message_iter_get_basic(iter, data); + + if (!dbus_message_iter_next(iter) != !next) + return -EIO; + + return 0; +} + +static int columns(void) { + static int parsed_columns = 0; + const char *e; + + if (parsed_columns > 0) + return parsed_columns; + + if ((e = getenv("COLUMNS"))) + parsed_columns = atoi(e); + + if (parsed_columns <= 0) { + struct winsize ws; + zero(ws); + + if (ioctl(STDIN_FILENO, TIOCGWINSZ, &ws) >= 0) + parsed_columns = ws.ws_col; + } + + if (parsed_columns <= 0) + parsed_columns = 80; + + return parsed_columns; +} + +static int list_units(DBusConnection *bus, char **args, unsigned n) { + DBusMessage *m = NULL, *reply = NULL; + DBusError error; + int r; + DBusMessageIter iter, sub, sub2; + unsigned k = 0; + + dbus_error_init(&error); + + if (!(m = dbus_message_new_method_call( + "org.freedesktop.systemd1", + "/org/freedesktop/systemd1", + "org.freedesktop.systemd1.Manager", + "ListUnits"))) { + log_error("Could not allocate message."); + return -ENOMEM; + } + + 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; + goto finish; + } + + if (!dbus_message_iter_init(reply, &iter) || + dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_ARRAY || + dbus_message_iter_get_element_type(&iter) != DBUS_TYPE_STRUCT) { + log_error("Failed to parse reply."); + r = -EIO; + goto finish; + } + + dbus_message_iter_recurse(&iter, &sub); + + printf("%-45s %-6s %-12s %-12s %-15s %s\n", "UNIT", "LOAD", "ACTIVE", "SUB", "JOB", "DESCRIPTION"); + + while (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_INVALID) { + const char *id, *description, *load_state, *active_state, *sub_state, *unit_state, *job_type, *job_path, *dot; + uint32_t job_id; + + if (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_STRUCT) { + log_error("Failed to parse reply."); + r = -EIO; + goto finish; + } + + dbus_message_iter_recurse(&sub, &sub2); + + if (bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &id, true) < 0 || + bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &description, true) < 0 || + bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &load_state, true) < 0 || + bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &active_state, true) < 0 || + bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &sub_state, true) < 0 || + bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_OBJECT_PATH, &unit_state, true) < 0 || + bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_UINT32, &job_id, true) < 0 || + bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &job_type, true) < 0 || + bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_OBJECT_PATH, &job_path, false) < 0) { + log_error("Failed to parse reply."); + r = -EIO; + goto finish; + } + + if ((!arg_type || ((dot = strrchr(id, '.')) && + streq(dot+1, arg_type))) && + (arg_all || !streq(active_state, "inactive"))) { + + int a = 0, b = 0; + + printf("%-45s %-6s %-12s %-12s%n", id, load_state, active_state, sub_state, &a); + + if (job_id != 0) + printf(" %-15s%n", job_type, &b); + else + b = 1 + 15; + + if (a + b + 2 < columns()) { + if (job_id == 0) + printf(" "); + + printf("%.*s", columns() - a - b - 2, description); + } + + fputs("\n", stdout); + k++; + } + + dbus_message_iter_next(&sub); + } + + if (arg_all) + printf("\n%u units listed.\n", k); + else + printf("\n%u live units listed. Pass --all to see dead units, too.\n", k); + + r = 0; + +finish: + if (m) + dbus_message_unref(m); + + if (reply) + dbus_message_unref(reply); + + dbus_error_free(&error); + + return r; +} + +static int list_jobs(DBusConnection *bus, char **args, unsigned n) { + DBusMessage *m = NULL, *reply = NULL; + DBusError error; + int r; + DBusMessageIter iter, sub, sub2; + unsigned k = 0; + + dbus_error_init(&error); + + if (!(m = dbus_message_new_method_call( + "org.freedesktop.systemd1", + "/org/freedesktop/systemd1", + "org.freedesktop.systemd1.Manager", + "ListJobs"))) { + log_error("Could not allocate message."); + return -ENOMEM; + } + + 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; + goto finish; + } + + if (!dbus_message_iter_init(reply, &iter) || + dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_ARRAY || + dbus_message_iter_get_element_type(&iter) != DBUS_TYPE_STRUCT) { + log_error("Failed to parse reply."); + r = -EIO; + goto finish; + } + + dbus_message_iter_recurse(&iter, &sub); + + printf("%4s %-45s %-17s %-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; + uint32_t id; + + if (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_STRUCT) { + log_error("Failed to parse reply."); + r = -EIO; + goto finish; + } + + dbus_message_iter_recurse(&sub, &sub2); + + if (bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_UINT32, &id, true) < 0 || + bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &name, true) < 0 || + bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &type, true) < 0 || + bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &state, true) < 0 || + bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_OBJECT_PATH, &job_path, true) < 0 || + bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_OBJECT_PATH, &unit_path, false) < 0) { + log_error("Failed to parse reply."); + r = -EIO; + goto finish; + } + + printf("%4u %-45s %-17s %-7s\n", id, name, type, state); + k++; + + dbus_message_iter_next(&sub); + } + + printf("\n%u jobs listed.\n", k); + r = 0; + +finish: + if (m) + dbus_message_unref(m); + + if (reply) + dbus_message_unref(reply); + + dbus_error_free(&error); + + return r; +} + +static int load_unit(DBusConnection *bus, char **args, unsigned n) { + DBusMessage *m = NULL, *reply = NULL; + DBusError error; + int r; + unsigned i; + + dbus_error_init(&error); + + for (i = 1; i < n; i++) { + + if (!(m = dbus_message_new_method_call( + "org.freedesktop.systemd1", + "/org/freedesktop/systemd1", + "org.freedesktop.systemd1.Manager", + "LoadUnit"))) { + log_error("Could not allocate message."); + r = -ENOMEM; + goto finish; + } + + if (!dbus_message_append_args(m, + DBUS_TYPE_STRING, &args[i], + DBUS_TYPE_INVALID)) { + log_error("Could not append arguments to message."); + r = -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; + goto finish; + } + + dbus_message_unref(m); + dbus_message_unref(reply); + + m = reply = NULL; + } + + r = 0; + +finish: + if (m) + dbus_message_unref(m); + + if (reply) + dbus_message_unref(reply); + + dbus_error_free(&error); + + return r; +} + +static int cancel_job(DBusConnection *bus, char **args, unsigned n) { + DBusMessage *m = NULL, *reply = NULL; + DBusError error; + int r; + unsigned i; + + dbus_error_init(&error); + + for (i = 1; i < n; i++) { + unsigned id; + const char *path; + + if (!(m = dbus_message_new_method_call( + "org.freedesktop.systemd1", + "/org/freedesktop/systemd1", + "org.freedesktop.systemd1.Manager", + "GetJob"))) { + log_error("Could not allocate message."); + r = -ENOMEM; + goto finish; + } + + if ((r = safe_atou(args[i], &id)) < 0) { + log_error("Failed to parse job id: %s", strerror(-r)); + goto finish; + } + + assert_cc(sizeof(uint32_t) == sizeof(id)); + if (!dbus_message_append_args(m, + DBUS_TYPE_UINT32, &id, + DBUS_TYPE_INVALID)) { + log_error("Could not append arguments to message."); + r = -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; + goto finish; + } + + 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; + goto finish; + } + + dbus_message_unref(m); + if (!(m = dbus_message_new_method_call( + "org.freedesktop.systemd1", + path, + "org.freedesktop.systemd1.Job", + "Cancel"))) { + log_error("Could not allocate message."); + r = -ENOMEM; + goto finish; + } + + 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); + r = -EIO; + goto finish; + } + + dbus_message_unref(m); + dbus_message_unref(reply); + m = reply = NULL; + } + + r = 0; + +finish: + if (m) + dbus_message_unref(m); + + if (reply) + dbus_message_unref(reply); + + dbus_error_free(&error); + + return r; +} + +static DBusHandlerResult wait_filter(DBusConnection *connection, DBusMessage *message, void *data) { + DBusError error; + Set *s = data; + + assert(connection); + assert(message); + assert(s); + + dbus_error_init(&error); + + /* log_debug("Got D-Bus request: %s.%s() on %s", */ + /* dbus_message_get_interface(message), */ + /* dbus_message_get_member(message), */ + /* dbus_message_get_path(message)); */ + + if (dbus_message_is_signal(message, DBUS_INTERFACE_LOCAL, "Disconnected")) { + log_error("Warning! D-Bus connection terminated."); + dbus_connection_close(connection); + + } else if (dbus_message_is_signal(message, "org.freedesktop.systemd1.Manager", "JobRemoved")) { + uint32_t id; + const char *path; + + if (!dbus_message_get_args(message, &error, + DBUS_TYPE_UINT32, &id, + DBUS_TYPE_OBJECT_PATH, &path, + DBUS_TYPE_INVALID)) + log_error("Failed to parse message: %s", error.message); + else { + char *p; + + if ((p = set_remove(s, (char*) path))) + free(p); + } + } + + dbus_error_free(&error); + return DBUS_HANDLER_RESULT_NOT_YET_HANDLED; +} + +static int wait_for_jobs(DBusConnection *bus, Set *s) { + DBusError error; + DBusMessage *m = NULL, *reply = NULL; + int r; + + assert(bus); + assert(s); + + dbus_error_init(&error); + + dbus_bus_add_match(bus, + "type='signal'," + "sender='org.freedesktop.systemd1'," + "interface='org.freedesktop.systemd1.Manager'," + "member='JobRemoved'," + "path='/org/freedesktop/systemd1'", + &error); + + if (dbus_error_is_set(&error)) { + log_error("Failed to add match: %s", error.message); + r = -EIO; + goto finish; + } + + if (!dbus_connection_add_filter(bus, wait_filter, s, NULL)) { + log_error("Failed to add filter."); + r = -ENOMEM; + goto finish; + } + + if (!(m = dbus_message_new_method_call( + "org.freedesktop.systemd1", + "/org/freedesktop/systemd1", + "org.freedesktop.systemd1.Manager", + "Subscribe"))) { + log_error("Could not allocate message."); + r = -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; + goto finish; + } + + while (!set_isempty(s) && + dbus_connection_read_write_dispatch(bus, -1)) + ; + + r = 0; + +finish: + /* This is slightly dirty, since we don't undo the filter or the matches. */ + + if (m) + dbus_message_unref(m); + + if (reply) + dbus_message_unref(reply); + + dbus_error_free(&error); + + return r; +} + +static int start_unit(DBusConnection *bus, char **args, unsigned n) { + DBusMessage *m = NULL, *reply = NULL; + DBusError error; + int r; + unsigned i; + const char *method, *mode; + char *p = NULL; + Set *s = NULL; + + dbus_error_init(&error); + + method = + streq(args[0], "start") ? "StartUnit" : + streq(args[0], "stop") ? "StopUnit" : + streq(args[0], "reload") ? "ReloadUnit" : + "RestartUnit"; + + mode = arg_replace ? "replace" : "fail"; + + for (i = 1; i < n; i++) { + + if (!(m = dbus_message_new_method_call( + "org.freedesktop.systemd1", + "/org/freedesktop/systemd1", + "org.freedesktop.systemd1.Manager", + method))) { + log_error("Could not allocate message."); + r = -ENOMEM; + goto finish; + } + + if (!dbus_message_append_args(m, + DBUS_TYPE_STRING, &args[i], + DBUS_TYPE_STRING, &mode, + DBUS_TYPE_INVALID)) { + log_error("Could not append arguments to message."); + r = -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; + goto finish; + } + + if (arg_block) { + const char *path; + + 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; + goto finish; + } + + if (!s) + if (!(s = set_new(string_hash_func, string_compare_func))) { + log_error("Failed to allocate set."); + r = -ENOMEM; + goto finish; + } + + if (!(p = strdup(path))) { + log_error("Failed to duplicate path."); + r = -ENOMEM; + goto finish; + } + + if ((r = set_put(s, p)) < 0) { + log_error("Failed to add path to set."); + goto finish; + } + p = NULL; + } + + dbus_message_unref(m); + dbus_message_unref(reply); + + m = reply = NULL; + } + + if (arg_block) + r = wait_for_jobs(bus, s); + else + r = 0; + +finish: + free(p); + + if (s) + set_free_free(s); + + if (m) + dbus_message_unref(m); + + if (reply) + dbus_message_unref(reply); + + dbus_error_free(&error); + + return r; +} + +static int isolate_unit(DBusConnection *bus, char **args, unsigned n) { + DBusMessage *m = NULL, *reply = NULL; + DBusError error; + int r; + const char *mode = "isolate"; + char *p = NULL; + Set *s = NULL; + + dbus_error_init(&error); + + if (!(m = dbus_message_new_method_call( + "org.freedesktop.systemd1", + "/org/freedesktop/systemd1", + "org.freedesktop.systemd1.Manager", + "StartUnit"))) { + log_error("Could not allocate message."); + r = -ENOMEM; + goto finish; + } + + if (!dbus_message_append_args(m, + DBUS_TYPE_STRING, &args[1], + DBUS_TYPE_STRING, &mode, + DBUS_TYPE_INVALID)) { + log_error("Could not append arguments to message."); + r = -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; + goto finish; + } + + if (arg_block) { + const char *path; + + 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; + goto finish; + } + + if (!(s = set_new(string_hash_func, string_compare_func))) { + log_error("Failed to allocate set."); + r = -ENOMEM; + goto finish; + } + + if (!(p = strdup(path))) { + log_error("Failed to duplicate path."); + r = -ENOMEM; + goto finish; + } + + if ((r = set_put(s, p)) < 0) { + log_error("Failed to add path to set."); + goto finish; + } + p = NULL; + + r = wait_for_jobs(bus, s); + + } else + r = 0; + +finish: + free(p); + + if (s) + set_free_free(s); + + if (m) + dbus_message_unref(m); + + if (reply) + dbus_message_unref(reply); + + dbus_error_free(&error); + + return r; +} + +static DBusHandlerResult monitor_filter(DBusConnection *connection, DBusMessage *message, void *data) { + DBusError error; + DBusMessage *m = NULL, *reply = NULL; + + assert(connection); + assert(message); + + dbus_error_init(&error); + + /* log_debug("Got D-Bus request: %s.%s() on %s", */ + /* dbus_message_get_interface(message), */ + /* dbus_message_get_member(message), */ + /* dbus_message_get_path(message)); */ + + if (dbus_message_is_signal(message, DBUS_INTERFACE_LOCAL, "Disconnected")) { + log_error("Warning! D-Bus connection terminated."); + dbus_connection_close(connection); + + } else if (dbus_message_is_signal(message, "org.freedesktop.systemd1.Manager", "UnitNew") || + dbus_message_is_signal(message, "org.freedesktop.systemd1.Manager", "UnitRemoved")) { + const char *id, *path; + + if (!dbus_message_get_args(message, &error, + DBUS_TYPE_STRING, &id, + DBUS_TYPE_OBJECT_PATH, &path, + DBUS_TYPE_INVALID)) + log_error("Failed to parse message: %s", error.message); + else if (streq(dbus_message_get_member(message), "UnitNew")) + printf("Unit %s added.\n", id); + else + printf("Unit %s removed.\n", id); + + } else if (dbus_message_is_signal(message, "org.freedesktop.systemd1.Manager", "JobNew") || + dbus_message_is_signal(message, "org.freedesktop.systemd1.Manager", "JobRemoved")) { + uint32_t id; + const char *path; + + if (!dbus_message_get_args(message, &error, + DBUS_TYPE_UINT32, &id, + DBUS_TYPE_OBJECT_PATH, &path, + DBUS_TYPE_INVALID)) + log_error("Failed to parse message: %s", error.message); + 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")) { + + const char *path, *interface, *property = "Id"; + DBusMessageIter iter, sub; + + path = dbus_message_get_path(message); + interface = dbus_message_get_interface(message); + + if (!(m = dbus_message_new_method_call( + "org.freedesktop.systemd1", + path, + "org.freedesktop.DBus.Properties", + "Get"))) { + log_error("Could not allocate message."); + goto oom; + } + + if (!dbus_message_append_args(m, + DBUS_TYPE_STRING, &interface, + DBUS_TYPE_STRING, &property, + DBUS_TYPE_INVALID)) { + log_error("Could not append arguments to message."); + goto finish; + } + + if (!(reply = dbus_connection_send_with_reply_and_block(connection, m, -1, &error))) { + log_error("Failed to issue method call: %s", error.message); + goto finish; + } + + if (!dbus_message_iter_init(reply, &iter) || + dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT) { + log_error("Failed to parse reply."); + goto finish; + } + + dbus_message_iter_recurse(&iter, &sub); + + if (streq(interface, "org.freedesktop.systemd1.Unit")) { + const char *id; + + if (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_STRING) { + log_error("Failed to parse reply."); + goto finish; + } + + dbus_message_iter_get_basic(&sub, &id); + printf("Unit %s changed.\n", id); + } else { + uint32_t id; + + if (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_UINT32) { + log_error("Failed to parse reply."); + goto finish; + } + + dbus_message_iter_get_basic(&sub, &id); + printf("Job %u changed.\n", id); + } + } + +finish: + if (m) + dbus_message_unref(m); + + if (reply) + dbus_message_unref(reply); + + dbus_error_free(&error); + return DBUS_HANDLER_RESULT_NOT_YET_HANDLED; + +oom: + if (m) + dbus_message_unref(m); + + if (reply) + dbus_message_unref(reply); + + dbus_error_free(&error); + return DBUS_HANDLER_RESULT_NEED_MEMORY; +} + +static int monitor(DBusConnection *bus, char **args, unsigned n) { + DBusMessage *m = NULL, *reply = NULL; + DBusError error; + int r; + + dbus_error_init(&error); + + dbus_bus_add_match(bus, + "type='signal'," + "sender='org.freedesktop.systemd1'," + "interface='org.freedesktop.systemd1.Manager'," + "path='/org/freedesktop/systemd1'", + &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.Unit'," + "member='Changed'", + &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); + r = -EIO; + goto finish; + } + + if (!dbus_connection_add_filter(bus, monitor_filter, NULL, NULL)) { + log_error("Failed to add filter."); + r = -ENOMEM; + goto finish; + } + + if (!(m = dbus_message_new_method_call( + "org.freedesktop.systemd1", + "/org/freedesktop/systemd1", + "org.freedesktop.systemd1.Manager", + "Subscribe"))) { + log_error("Could not allocate message."); + r = -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; + goto finish; + } + + while (dbus_connection_read_write_dispatch(bus, -1)) + ; + + r = 0; + +finish: + + /* This is slightly dirty, since we don't undo the filter or the matches. */ + + if (m) + dbus_message_unref(m); + + if (reply) + dbus_message_unref(reply); + + dbus_error_free(&error); + + return r; +} + +static int dump(DBusConnection *bus, char **args, unsigned n) { + DBusMessage *m = NULL, *reply = NULL; + DBusError error; + int r; + const char *text; + + dbus_error_init(&error); + + if (!(m = dbus_message_new_method_call( + "org.freedesktop.systemd1", + "/org/freedesktop/systemd1", + "org.freedesktop.systemd1.Manager", + "Dump"))) { + log_error("Could not allocate message."); + return -ENOMEM; + } + + 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; + goto finish; + } + + if (!dbus_message_get_args(reply, &error, + DBUS_TYPE_STRING, &text, + DBUS_TYPE_INVALID)) { + log_error("Failed to parse reply: %s", error.message); + r = -EIO; + goto finish; + } + + fputs(text, stdout); + + r = 0; + +finish: + if (m) + dbus_message_unref(m); + + if (reply) + dbus_message_unref(reply); + + dbus_error_free(&error); + + return r; +} + +static int snapshot(DBusConnection *bus, char **args, unsigned n) { + DBusMessage *m = NULL, *reply = NULL; + DBusError error; + int r; + const char *name = "", *path, *id; + dbus_bool_t cleanup = FALSE; + DBusMessageIter iter, sub; + const char + *interface = "org.freedesktop.systemd1.Unit", + *property = "Id"; + + dbus_error_init(&error); + + if (!(m = dbus_message_new_method_call( + "org.freedesktop.systemd1", + "/org/freedesktop/systemd1", + "org.freedesktop.systemd1.Manager", + "CreateSnapshot"))) { + log_error("Could not allocate message."); + return -ENOMEM; + } + + if (n > 1) + name = args[1]; + + if (!dbus_message_append_args(m, + DBUS_TYPE_STRING, &name, + DBUS_TYPE_BOOLEAN, &cleanup, + DBUS_TYPE_INVALID)) { + log_error("Could not append arguments to message."); + r = -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; + goto finish; + } + + 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; + goto finish; + } + + dbus_message_unref(m); + if (!(m = dbus_message_new_method_call( + "org.freedesktop.systemd1", + path, + "org.freedesktop.DBus.Properties", + "Get"))) { + log_error("Could not allocate message."); + return -ENOMEM; + } + + if (!dbus_message_append_args(m, + DBUS_TYPE_STRING, &interface, + DBUS_TYPE_STRING, &property, + DBUS_TYPE_INVALID)) { + log_error("Could not append arguments to message."); + r = -ENOMEM; + goto finish; + } + + 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); + r = -EIO; + goto finish; + } + + if (!dbus_message_iter_init(reply, &iter) || + dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT) { + log_error("Failed to parse reply."); + r = -EIO; + goto finish; + } + + dbus_message_iter_recurse(&iter, &sub); + + if (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_STRING) { + log_error("Failed to parse reply."); + r = -EIO; + goto finish; + } + + dbus_message_iter_get_basic(&sub, &id); + puts(id); + r = 0; + +finish: + if (m) + dbus_message_unref(m); + + if (reply) + dbus_message_unref(reply); + + dbus_error_free(&error); + + return r; +} + +static int clear_jobs(DBusConnection *bus, char **args, unsigned n) { + DBusMessage *m = NULL, *reply = NULL; + DBusError error; + int r; + const char *method; + + dbus_error_init(&error); + + method = + streq(args[0], "clear-jobs") ? "ClearJobs" : + streq(args[0], "daemon-reload") ? "Reload" : + streq(args[0], "daemon-reexec") ? "Reexecute" : + "Exit"; + + if (!(m = dbus_message_new_method_call( + "org.freedesktop.systemd1", + "/org/freedesktop/systemd1", + "org.freedesktop.systemd1.Manager", + method))) { + log_error("Could not allocate message."); + return -ENOMEM; + } + + 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; + goto finish; + } + + r = 0; + +finish: + if (m) + dbus_message_unref(m); + + if (reply) + dbus_message_unref(reply); + + dbus_error_free(&error); + + return r; +} + +static int show_enviroment(DBusConnection *bus, char **args, unsigned n) { + DBusMessage *m = NULL, *reply = NULL; + DBusError error; + DBusMessageIter iter, sub, sub2; + int r; + const char + *interface = "org.freedesktop.systemd1.Manager", + *property = "Environment"; + + dbus_error_init(&error); + + if (!(m = dbus_message_new_method_call( + "org.freedesktop.systemd1", + "/org/freedesktop/systemd1", + "org.freedesktop.DBus.Properties", + "Get"))) { + log_error("Could not allocate message."); + return -ENOMEM; + } + + if (!dbus_message_append_args(m, + DBUS_TYPE_STRING, &interface, + DBUS_TYPE_STRING, &property, + DBUS_TYPE_INVALID)) { + log_error("Could not append arguments to message."); + r = -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; + goto finish; + } + + if (!dbus_message_iter_init(reply, &iter) || + dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT) { + log_error("Failed to parse reply."); + r = -EIO; + goto finish; + } + + dbus_message_iter_recurse(&iter, &sub); + + if (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_ARRAY || + dbus_message_iter_get_element_type(&sub) != DBUS_TYPE_STRING) { + log_error("Failed to parse reply."); + r = -EIO; + goto finish; + } + + dbus_message_iter_recurse(&sub, &sub2); + + while (dbus_message_iter_get_arg_type(&sub2) != DBUS_TYPE_INVALID) { + const char *text; + + if (dbus_message_iter_get_arg_type(&sub2) != DBUS_TYPE_STRING) { + log_error("Failed to parse reply."); + r = -EIO; + goto finish; + } + + dbus_message_iter_get_basic(&sub2, &text); + printf("%s\n", text); + + dbus_message_iter_next(&sub2); + } + + r = 0; + +finish: + if (m) + dbus_message_unref(m); + + if (reply) + dbus_message_unref(reply); + + dbus_error_free(&error); + + return r; +} + +static int set_environment(DBusConnection *bus, char **args, unsigned n) { + DBusMessage *m = NULL, *reply = NULL; + DBusError error; + int r; + const char *method; + DBusMessageIter iter, sub; + unsigned i; + + dbus_error_init(&error); + + method = streq(args[0], "set-environment") + ? "SetEnvironment" + : "UnsetEnvironment"; + + if (!(m = dbus_message_new_method_call( + "org.freedesktop.systemd1", + "/org/freedesktop/systemd1", + "org.freedesktop.systemd1.Manager", + method))) { + + log_error("Could not allocate message."); + return -ENOMEM; + } + + dbus_message_iter_init_append(m, &iter); + + if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY, "s", &sub)) { + log_error("Could not append arguments to message."); + r = -ENOMEM; + goto finish; + } + + for (i = 1; i < n; i++) + if (!dbus_message_iter_append_basic(&sub, DBUS_TYPE_STRING, &args[i])) { + log_error("Could not append arguments to message."); + r = -ENOMEM; + goto finish; + } + + if (!dbus_message_iter_close_container(&iter, &sub)) { + log_error("Could not append arguments to message."); + r = -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; + goto finish; + } + + r = 0; + +finish: + if (m) + dbus_message_unref(m); + + if (reply) + dbus_message_unref(reply); + + dbus_error_free(&error); + + return r; +} + +static int help(void) { + + printf("%s [options]\n\n" + " -h --help Show this help\n" + " -t --type=TYPE List only units of a particular type\n" + " -a --all Show all units, including dead ones\n" + " --replace When installing a new job, replace existing conflicting ones\n" + " --system Connect to system bus\n" + " --session Connect to session bus\n" + " --block Wait until operation finished\n\n" + "Commands:\n" + " list-units List units\n" + " list-jobs List jobs\n" + " clear-jobs Cancel all jobs\n" + " load [NAME...] Load one or more units\n" + " cancel [JOB...] Cancel one or more jobs\n" + " start [NAME...] Start one or more units\n" + " stop [NAME...] Stop one or more units\n" + " restart [NAME...] Restart one or more units\n" + " reload [NAME...] Reload one or more units\n" + " isolate [NAME] Start one unit and stop all others\n" + " monitor Monitor unit/job changes\n" + " dump Dump server status\n" + " snapshot [NAME] Create a snapshot\n" + " daemon-reload Reload daemon configuration\n" + " daemon-reexecute Reexecute daemon\n" + " daemon-exit Ask the daemon to quit\n" + " show-environment Dump environment\n" + " set-environment [NAME=VALUE...] Set one or more environment variables\n" + " unset-environment [NAME...] Unset one or more environment variables\n", + __progname); + + return 0; +} + +static int parse_argv(int argc, char *argv[]) { + + enum { + ARG_REPLACE = 0x100, + ARG_SESSION, + ARG_SYSTEM, + ARG_BLOCK, + }; + + static const struct option options[] = { + { "help", no_argument, NULL, 'h' }, + { "type", required_argument, NULL, 't' }, + { "all", no_argument, NULL, 'a' }, + { "replace", no_argument, NULL, ARG_REPLACE }, + { "session", no_argument, NULL, ARG_SESSION }, + { "system", no_argument, NULL, ARG_SYSTEM }, + { "block", no_argument, NULL, ARG_BLOCK } + }; + + int c; + + assert(argc >= 1); + assert(argv); + + while ((c = getopt_long(argc, argv, "hta", options, NULL)) >= 0) { + + switch (c) { + + case 'h': + help(); + return 0; + + case 't': + arg_type = optarg; + break; + + case 'a': + arg_all = true; + break; + + case ARG_REPLACE: + arg_replace = true; + break; + + case ARG_SESSION: + arg_session = true; + break; + + case ARG_SYSTEM: + arg_session = false; + break; + + case ARG_BLOCK: + arg_block = true; + break; + + case '?': + return -EINVAL; + + default: + log_error("Unknown option code %c", c); + return -EINVAL; + } + } + + return 1; +} + +int main(int argc, char*argv[]) { + + + static const struct { + const char* verb; + const enum { + MORE, + LESS, + EQUAL + } argc_cmp; + const int argc; + int (* const dispatch)(DBusConnection *bus, char **args, unsigned n); + } verbs[] = { + { "list-units", LESS, 1, list_units }, + { "list-jobs", EQUAL, 1, list_jobs }, + { "clear-jobs", EQUAL, 1, clear_jobs }, + { "load", MORE, 2, load_unit }, + { "cancel", MORE, 2, cancel_job }, + { "start", MORE, 2, start_unit }, + { "stop", MORE, 2, start_unit }, + { "reload", MORE, 2, start_unit }, + { "restart", MORE, 2, start_unit }, + { "isolate", EQUAL, 2, isolate_unit }, + { "monitor", EQUAL, 1, monitor }, + { "dump", EQUAL, 1, dump }, + { "snapshot", LESS, 2, snapshot }, + { "daemon-reload", EQUAL, 1, clear_jobs }, + { "daemon-reexec", EQUAL, 1, clear_jobs }, + { "daemon-exit", EQUAL, 1, clear_jobs }, + { "show-environment", EQUAL, 1, show_enviroment }, + { "set-environment", MORE, 2, set_environment }, + { "unset-environment", MORE, 2, set_environment }, + }; + + int r, retval = 1, left; + unsigned i; + DBusConnection *bus = NULL; + DBusError error; + + dbus_error_init(&error); + + log_set_target(LOG_TARGET_CONSOLE); + log_parse_environment(); + + if ((r = parse_argv(argc, argv)) < 0) + goto finish; + else if (r == 0) { + retval = 0; + goto finish; + } + + left = argc - optind; + + if (left <= 0) + /* Special rule: no arguments means "list-units" */ + i = 0; + else { + for (i = 0; i < ELEMENTSOF(verbs); i++) + if (streq(argv[optind], verbs[i].verb)) + break; + + if (i >= ELEMENTSOF(verbs)) { + log_error("Unknown operation %s", argv[optind]); + goto finish; + } + } + + switch (verbs[i].argc_cmp) { + + case EQUAL: + if (left != verbs[i].argc) { + log_error("Invalid number of arguments."); + goto finish; + } + + break; + + case MORE: + if (left < verbs[i].argc) { + log_error("Too few arguments."); + goto finish; + } + + break; + + case LESS: + if (left > verbs[i].argc) { + log_error("Too many arguments."); + goto finish; + } + + break; + + default: + assert_not_reached("Unknown comparison operator."); + } + + if (!(bus = dbus_bus_get(arg_session ? DBUS_BUS_SESSION : DBUS_BUS_SYSTEM, &error))) { + log_error("Failed to get D-Bus connection: %s", error.message); + goto finish; + } + + dbus_connection_set_exit_on_disconnect(bus, FALSE); + + retval = verbs[i].dispatch(bus, argv + optind, left) < 0; + +finish: + + if (bus) + dbus_connection_unref(bus); + + dbus_shutdown(); + + return retval; +} diff --git a/src/systemctl.vala b/src/systemctl.vala deleted file mode 100644 index 6cce93bec6..0000000000 --- a/src/systemctl.vala +++ /dev/null @@ -1,357 +0,0 @@ -/*** - This file is part of systemd. - - Copyright 2010 Lennart Poettering - - systemd is free software; you can redistribute it and/or modify it - under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - systemd is distributed in the hope that it will be useful, but - WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - General Public License for more details. - - You should have received a copy of the GNU General Public License - along with systemd; If not, see <http://www.gnu.org/licenses/>. -***/ - -using DBus; -using GLib; - -static string type = null; -static bool all = false; -static bool replace = false; -static bool session = false; -static bool block = false; -static Connection? bus = null; -static List<ObjectPath> jobs = null; -static MainLoop main_loop = null; -static int exit_code = 0; - -public static int job_info_compare(void* key1, void* key2) { - Manager.JobInfo *j1 = (Manager.JobInfo*) key1; - Manager.JobInfo *j2 = (Manager.JobInfo*) key2; - - return j1->id < j2->id ? -1 : (j1->id > j2->id ? 1 : 0); -} - -public static int unit_info_compare(void* key1, void* key2) { - Manager.UnitInfo *u1 = (Manager.UnitInfo*) key1; - Manager.UnitInfo *u2 = (Manager.UnitInfo*) key2; - - int r = Posix.strcmp(Posix.strrchr(u1->id, '.'), Posix.strrchr(u2->id, '.')); - if (r != 0) - return r; - - return Posix.strcmp(u1->id, u2->id); -} - -public void monitor_on_unit_changed(Unit u) { - stdout.printf("Unit %s changed.\n", u.id); -} - -public void monitor_on_unit_new(string id, ObjectPath path) { - stdout.printf("Unit %s added.\n", id); - - Unit u = bus.get_object( - "org.freedesktop.systemd1", - path, - "org.freedesktop.systemd1.Unit") as Unit; - - u.changed += monitor_on_unit_changed; - - /* FIXME: We leak memory here */ - u.ref(); -} - -public void monitor_on_job_changed(Job j) { - stdout.printf("Job %u changed.\n", j.id); -} - -public void monitor_on_job_new(uint32 id, ObjectPath path) { - stdout.printf("Job %u added.\n", id); - - Job j = bus.get_object( - "org.freedesktop.systemd1", - path, - "org.freedesktop.systemd1.Job") as Job; - - j.changed += monitor_on_job_changed; - - /* FIXME: We leak memory here */ - j.ref(); -} - -public void monitor_on_unit_removed(string id, ObjectPath path) { - stdout.printf("Unit %s removed.\n", id); -} - -public void monitor_on_job_removed(uint32 id, ObjectPath path, bool success) { - stdout.printf("Job %u removed (success=%i).\n", id, (int) success); -} - -public void block_on_job_removed(uint32 id, ObjectPath path, bool success) { - - for (unowned List<ObjectPath> i = jobs; i != null; i = i.next) - if (i.data == path) { - jobs.remove_link(i); - break; - } - - if (jobs == null) { - if (!success) - exit_code = 1; - - main_loop.quit(); - } -} - -static const OptionEntry entries[] = { - { "type", 't', 0, OptionArg.STRING, out type, "List only particular type of units", "TYPE" }, - { "all", 'a', 0, OptionArg.NONE, out all, "Show all units, including dead ones", null }, - { "replace", 0, 0, OptionArg.NONE, out replace, "When installing a new job, replace existing conflicting ones", null }, - { "session", 0, 0, OptionArg.NONE, out session, "Connect to session bus", null }, - { "system", 0, OptionFlags.REVERSE, OptionArg.NONE, out session, "Connect to system bus", null }, - { "block", 0, 0, OptionArg.NONE, out block, "Wait until the operation finished", null }, - { null } -}; - -int main (string[] args) { - OptionContext context = new OptionContext("[COMMAND [ARGUMENT...]]"); - context.add_main_entries(entries, null); - context.set_description( - "Commands:\n" + - " list-units List units\n" + - " list-jobs List jobs\n" + - " clear-jobs Cancel all jobs\n" + - " load [NAME...] Load one or more units\n" + - " cancel [JOB...] Cancel one or more jobs\n" + - " start [NAME...] Start one or more units\n" + - " stop [NAME...] Stop one or more units\n" + - " restart [NAME...] Restart one or more units\n" + - " reload [NAME...] Reload one or more units\n" + - " isolate [NAME] Start one unit and stop all others\n" + - " monitor Monitor unit/job changes\n" + - " dump Dump server status\n" + - " snapshot [NAME] Create a snapshot\n" + - " daemon-reload Reload daemon configuration\n" + - " daemon-reexecute Reexecute daemon\n" + - " daemon-exit Ask the daemon to quit\n" + - " show-environment Dump environment\n" + - " set-environment [NAME=VALUE...] Set one or more environment variables\n" + - " unset-environment [NAME...] Unset one or more environment variables\n"); - - try { - context.parse(ref args); - } catch (GLib.OptionError e) { - message("Failed to parse command line: %s".printf(e.message)); - } - - try { - bus = Bus.get(session ? BusType.SESSION : BusType.SYSTEM); - - Manager manager = bus.get_object ( - "org.freedesktop.systemd1", - "/org/freedesktop/systemd1", - "org.freedesktop.systemd1.Manager") as Manager; - - if (args[1] == "list-units" || args.length <= 1) { - var list = manager.list_units(); - uint n = 0; - Posix.qsort(list, list.length, sizeof(Manager.UnitInfo), unit_info_compare); - - stdout.printf("%-45s %-6s %-12s %-12s %-17s\n", "UNIT", "LOAD", "ACTIVE", "SUB", "JOB"); - - foreach (var i in list) { - - if (type != null && !i.id.has_suffix(".%s".printf(type))) - continue; - - if (!all && i.active_state == "inactive") - continue; - - stdout.printf("%-45s %-6s %-12s %-12s", i.id, i.load_state, i.active_state, i.sub_state); - - if (i.job_id != 0) - stdout.printf(" -> %-15s", i.job_type); - - stdout.puts("\n"); - n++; - } - - if (all) - stdout.printf("\n%u units listed.\n", n); - else - stdout.printf("\n%u live units listed. Pass --all to see dead units, too.\n", n); - - - } else if (args[1] == "list-jobs") { - var list = manager.list_jobs(); - Posix.qsort(list, list.length, sizeof(Manager.JobInfo), job_info_compare); - - stdout.printf("%4s %-45s %-17s %-7s\n", "JOB", "UNIT", "TYPE", "STATE"); - - foreach (var i in list) - stdout.printf("%4u %-45s → %-15s %-7s\n", i.id, i.name, i.type, i.state); - - stdout.printf("\n%u jobs listed.\n", list.length); - - } else if (args[1] == "clear-jobs") { - - manager.clear_jobs(); - - } else if (args[1] == "load") { - - if (args.length < 3) { - stderr.printf("Missing argument.\n"); - return 1; - } - - for (int i = 2; i < args.length; i++) - manager.load_unit(args[i]); - - } else if (args[1] == "cancel") { - - if (args.length < 3) { - stderr.printf("Missing argument.\n"); - return 1; - } - - for (int i = 2; i < args.length; i++) { - uint32 id; - - if (args[i].scanf("%u", out id) != 1) { - stderr.printf("Failed to parse argument.\n"); - return 1; - } - - ObjectPath p = manager.get_job(id); - - Job j = bus.get_object ( - "org.freedesktop.systemd1", - p, - "org.freedesktop.systemd1.Job") as Job; - - j.cancel(); - } - - } else if (args[1] == "start" || - args[1] == "stop" || - args[1] == "reload" || - args[1] == "restart") { - - if (args.length < 3) { - stderr.printf("Missing argument.\n"); - return 1; - } - - if (block) - manager.subscribe(); - - for (int i = 2; i < args.length; i++) { - - string mode = replace ? "replace" : "fail"; - ObjectPath j = null; - - if (args[1] == "start") - j = manager.start_unit(args[i], mode); - else if (args[1] == "stop") - j = manager.stop_unit(args[i], mode); - else if (args[1] == "restart") - j = manager.restart_unit(args[i], mode); - else if (args[1] == "reload") - j = manager.reload_unit(args[i], mode); - - if (block) - jobs.append(j); - } - - } else if (args[1] == "isolate") { - - if (args.length != 3) { - stderr.printf("Missing argument.\n"); - return 1; - } - - ObjectPath j = manager.start_unit(args[2], "isolate"); - - if (block) { - manager.subscribe(); - jobs.append(j); - } - - } else if (args[1] == "monitor") { - - manager.subscribe(); - - var unit_list = manager.list_units(); - - foreach (var i in unit_list) { - monitor_on_unit_new(i.id, i.unit_path); - - if (i.job_id != 0) - monitor_on_job_new(i.job_id, i.job_path); - } - - manager.unit_new += monitor_on_unit_new; - manager.unit_removed += monitor_on_unit_removed; - manager.job_new += monitor_on_job_new; - manager.job_removed += monitor_on_job_removed; - - main_loop = new MainLoop(); - main_loop.run(); - - } else if (args[1] == "dump") - stdout.puts(manager.dump()); - - else if (args[1] == "snapshot") { - - ObjectPath p = manager.create_snapshot(args.length > 2 ? args[2] : ""); - - Unit u = bus.get_object( - "org.freedesktop.systemd1", - p, - "org.freedesktop.systemd1.Unit") as Unit; - - stdout.printf("%s\n", u.id); - - } else if (args[1] == "daemon-reload") - manager.reload(); - - else if (args[1] == "daemon-reexecute" || args[1] == "daemon-reexec") - manager.reexecute(); - - else if (args[1] == "daemon-exit") - manager.exit(); - - else if (args[1] == "show-environment") { - foreach(var x in manager.environment) - stderr.printf("%s\n", x); - - } else if (args[1] == "set-environment") - manager.set_environment(args[2:args.length]); - - else if (args[1] == "unset-environment") - manager.unset_environment(args[2:args.length]); - - else { - stderr.printf("Unknown command %s.\n", args[1]); - return 1; - } - - if (jobs != null && block) { - manager.job_removed += block_on_job_removed; - - main_loop = new MainLoop(); - main_loop.run(); - } - - } catch (DBus.Error e) { - stderr.printf("%s\n".printf(e.message)); - return 1; - } - - return exit_code; -} |