chiark / gitweb /
core: move ManagerRunningAs to shared
[elogind.git] / src / systemctl / systemctl.c
index 2e0aaaa9fadbba410b781e1b35ab78e7b7a5c446..0e564a542820aa1b29992bc3ffcbf99ef68b5f44 100644 (file)
@@ -63,6 +63,7 @@
 #include "install.h"
 #include "logs-show.h"
 #include "path-util.h"
+#include "socket-util.h"
 
 static const char *arg_type = NULL;
 static const char *arg_load_state = NULL;
@@ -74,7 +75,6 @@ static bool arg_no_block = false;
 static bool arg_no_legend = false;
 static bool arg_no_pager = false;
 static bool arg_no_wtmp = false;
-static bool arg_no_sync = false;
 static bool arg_no_wall = false;
 static bool arg_no_reload = false;
 static bool arg_dry = false;
@@ -426,9 +426,11 @@ static void output_units_list(const struct unit_info *unit_infos, unsigned c) {
                        "JOB    = Pending job for the unit.\n");
 
                 if (arg_all)
-                        printf("\n%u units listed.\n", n_shown);
+                        printf("\n%u loaded units listed.\n"
+                               "To show all installed unit files use 'systemctl list-unit-files'.\n", n_shown);
                 else
-                        printf("\n%u units listed. Pass --all to see inactive units, too.\n", n_shown);
+                        printf("\n%u loaded units listed. Pass --all to see loaded but inactive units, too.\n"
+                               "To show all installed unit files use 'systemctl list-unit-files'.\n", n_shown);
         }
 }
 
@@ -586,7 +588,8 @@ static void output_unit_file_list(const UnitFileList *units, unsigned c) {
 
                 if (u->state == UNIT_FILE_MASKED ||
                     u->state == UNIT_FILE_MASKED_RUNTIME ||
-                    u->state == UNIT_FILE_DISABLED) {
+                    u->state == UNIT_FILE_DISABLED ||
+                    u->state == UNIT_FILE_INVALID) {
                         on  = ansi_highlight_red(true);
                         off = ansi_highlight_red(false);
                 } else if (u->state == UNIT_FILE_ENABLED) {
@@ -1173,6 +1176,8 @@ finish:
 
 typedef struct WaitData {
         Set *set;
+
+        char *name;
         char *result;
 } WaitData;
 
@@ -1211,9 +1216,12 @@ static DBusHandlerResult wait_filter(DBusConnection *connection, DBusMessage *me
                         p = set_remove(d->set, (char*) path);
                         free(p);
 
-                        if (*result)
+                        if (!isempty(result))
                                 d->result = strdup(result);
 
+                        if (!isempty(unit))
+                                d->name = strdup(unit);
+
                         goto finish;
                 }
 #ifndef LEGACY
@@ -1295,7 +1303,7 @@ static int enable_wait_for_jobs(DBusConnection *bus) {
 }
 
 static int wait_for_jobs(DBusConnection *bus, Set *s) {
-        int r;
+        int r = 0;
         WaitData d;
 
         assert(bus);
@@ -1304,41 +1312,42 @@ static int wait_for_jobs(DBusConnection *bus, Set *s) {
         zero(d);
         d.set = s;
 
-        if (!dbus_connection_add_filter(bus, wait_filter, &d, NULL)) {
-                log_error("Failed to add filter.");
-                r = -ENOMEM;
-                goto finish;
-        }
+        if (!dbus_connection_add_filter(bus, wait_filter, &d, NULL))
+                return log_oom();
 
-        while (!set_isempty(s) &&
-               dbus_connection_read_write_dispatch(bus, -1))
-                ;
+        while (!set_isempty(s)) {
 
-        if (!arg_quiet && d.result) {
-                if (streq(d.result, "timeout"))
-                        log_error("Job timed out.");
-                else if (streq(d.result, "canceled"))
-                        log_error("Job canceled.");
-                else if (streq(d.result, "dependency"))
-                        log_error("A dependency job failed. See system journal for details.");
-                else if (!streq(d.result, "done") && !streq(d.result, "skipped"))
-                        log_error("Job failed. See system journal and 'systemctl status' for details.");
-        }
+                if (!dbus_connection_read_write_dispatch(bus, -1)) {
+                        log_error("Disconnected from bus.");
+                        return -ECONNREFUSED;
+                }
 
-        if (streq_ptr(d.result, "timeout"))
-                r = -ETIME;
-        else if (streq_ptr(d.result, "canceled"))
-                r = -ECANCELED;
-        else if (!streq_ptr(d.result, "done") && !streq_ptr(d.result, "skipped"))
-                r = -EIO;
-        else
-                r = 0;
+                if (!arg_quiet && d.result) {
+                        if (streq(d.result, "timeout"))
+                                log_error("Job for %s timed out.", strna(d.name));
+                        else if (streq(d.result, "canceled"))
+                                log_error("Job for %s canceled.", strna(d.name));
+                        else if (streq(d.result, "dependency"))
+                                log_error("A dependency job for %s failed. See 'journalctl' for details.", strna(d.name));
+                        else if (!streq(d.result, "done") && !streq(d.result, "skipped"))
+                                log_error("Job for %s failed. See 'systemctl status %s' and 'journalctl' for details.", strna(d.name), strna(d.name));
+                }
 
-        free(d.result);
+                if (streq_ptr(d.result, "timeout"))
+                        r = -ETIME;
+                else if (streq_ptr(d.result, "canceled"))
+                        r = -ECANCELED;
+                else if (!streq_ptr(d.result, "done") && !streq_ptr(d.result, "skipped"))
+                        r = -EIO;
 
-finish:
-        /* This is slightly dirty, since we don't undo the filter registration. */
+                free(d.result);
+                d.result = NULL;
 
+                free(d.name);
+                d.name = NULL;
+        }
+
+        /* This is slightly dirty, since we don't undo the filter registration. */
         return r;
 }
 
@@ -1515,16 +1524,18 @@ static int start_unit_one(
         DBusMessage *reply = NULL;
         const char *path;
         int r;
-        char *n;
+        _cleanup_free_ char *n, *p = NULL;
 
         assert(method);
         assert(name);
         assert(mode);
         assert(error);
-        assert(arg_no_block || s);
 
         n = unit_name_mangle(name);
-        r = bus_method_call_with_reply (
+        if (!n)
+                return log_oom();
+
+        r = bus_method_call_with_reply(
                         bus,
                         "org.freedesktop.systemd1",
                         "/org/freedesktop/systemd1",
@@ -1532,16 +1543,17 @@ static int start_unit_one(
                         method,
                         &reply,
                         error,
-                        DBUS_TYPE_STRING, n ? (const char **) &n : &name,
+                        DBUS_TYPE_STRING, &n,
                         DBUS_TYPE_STRING, &mode,
                         DBUS_TYPE_INVALID);
-        free(n);
         if (r) {
-                if (r == -ENOENT && arg_action != ACTION_SYSTEMCTL ) {
+                if (r == -ENOENT && arg_action != ACTION_SYSTEMCTL)
                         /* There's always a fallback possible for
                          * legacy actions. */
                         r = -EADDRNOTAVAIL;
-                }
+                else
+                        log_error("Failed to issue method call: %s", bus_error_message(error));
+
                 goto finish;
         }
 
@@ -1553,24 +1565,24 @@ static int start_unit_one(
                 goto finish;
         }
 
-        if (need_daemon_reload(bus, name))
-                log_warning("Warning: Unit file of created job changed on disk, 'systemctl %s daemon-reload' recommended.",
-                            arg_scope == UNIT_FILE_SYSTEM ? "--system" : "--user");
-
-        if (!arg_no_block) {
-                char *p;
+        if (need_daemon_reload(bus, n))
+                log_warning("Warning: Unit file of %s changed on disk, 'systemctl %s daemon-reload' recommended.",
+                            n, arg_scope == UNIT_FILE_SYSTEM ? "--system" : "--user");
 
-                if (!(p = strdup(path))) {
-                        log_error("Failed to duplicate path.");
-                        r = -ENOMEM;
+        if (s) {
+                p = strdup(path);
+                if (!p) {
+                        r = log_oom();
                         goto finish;
                 }
 
-                if ((r = set_put(s, p)) < 0) {
-                        free(p);
+                r = set_put(s, p);
+                if (r < 0) {
                         log_error("Failed to add path to set.");
                         goto finish;
                 }
+
+                p = NULL;
         }
 
         /* When stopping a unit warn if it can still be triggered by
@@ -1685,39 +1697,43 @@ static int start_unit(DBusConnection *bus, char **args) {
         }
 
         if (!arg_no_block) {
-                if ((ret = enable_wait_for_jobs(bus)) < 0) {
+                ret = enable_wait_for_jobs(bus);
+                if (ret < 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.");
-                        ret = -ENOMEM;
+                s = set_new(string_hash_func, string_compare_func);
+                if (!s) {
+                        ret = log_oom();
                         goto finish;
                 }
         }
 
         if (one_name) {
-                if ((ret = start_unit_one(bus, method, one_name, mode, &error, s)) <= 0)
-                        goto finish;
+                ret = start_unit_one(bus, method, one_name, mode, &error, s);
+                if (ret < 0)
+                        ret = translate_bus_error_to_exit_status(ret, &error);
         } else {
-                STRV_FOREACH(name, args+1)
-                        if ((r = start_unit_one(bus, method, *name, mode, &error, s)) != 0) {
+                STRV_FOREACH(name, args+1) {
+                        r = start_unit_one(bus, method, *name, mode, &error, s);
+                        if (r < 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 (!arg_no_block) {
+                r = wait_for_jobs(bus, s);
+                if (r < 0) {
                         ret = r;
                         goto finish;
                 }
+        }
 
 finish:
-        if (s)
-                set_free_free(s);
-
+        set_free_free(s);
         dbus_error_free(&error);
 
         return ret;
@@ -2147,7 +2163,7 @@ static void print_status_info(UnitStatusInfo *i) {
                 printf("\t Process: %u %s=%s ", p->pid, p->name, strna(t));
                 free(t);
 
-                good = is_clean_exit_lsb(p->code, p->status);
+                good = is_clean_exit_lsb(p->code, p->status, NULL);
                 if (!good) {
                         on = ansi_highlight_red(true);
                         off = ansi_highlight_red(false);
@@ -2259,7 +2275,7 @@ static void print_status_info(UnitStatusInfo *i) {
 
         if (i->id && arg_transport != TRANSPORT_SSH) {
                 int flags =
-                        arg_lines * OUTPUT_SHOW_ALL |
+                        arg_all * OUTPUT_SHOW_ALL |
                         arg_follow * OUTPUT_FOLLOW |
                         !arg_quiet * OUTPUT_WARN_CUTOFF |
                         on_tty() * OUTPUT_COLOR;
@@ -3143,6 +3159,7 @@ finish:
 static int daemon_reload(DBusConnection *bus, char **args) {
         int r;
         const char *method;
+        DBusError error;
 
         if (arg_action == ACTION_RELOAD)
                 method = "Reload";
@@ -3171,7 +3188,7 @@ static int daemon_reload(DBusConnection *bus, char **args) {
                         "org.freedesktop.systemd1.Manager",
                         method,
                         NULL,
-                        NULL,
+                        &error,
                         DBUS_TYPE_INVALID);
 
         if (r == -ENOENT && arg_action != ACTION_SYSTEMCTL)
@@ -3182,6 +3199,9 @@ static int daemon_reload(DBusConnection *bus, char **args) {
                 /* On reexecution, we expect a disconnect, not
                  * a reply */
                 r = 0;
+        else if (r)
+                log_error("Failed to issue method call: %s", bus_error_message(&error));
+        dbus_error_free(&error);
 
         return r;
 }
@@ -3391,7 +3411,7 @@ static int enable_sysv_units(char **args) {
          * afterwards only the native units remain */
 
         zero(paths);
-        r = lookup_paths_init(&paths, MANAGER_SYSTEM, false, NULL, NULL, NULL);
+        r = lookup_paths_init(&paths, SYSTEMD_SYSTEM, false, NULL, NULL, NULL);
         if (r < 0)
                 return r;
 
@@ -3544,6 +3564,30 @@ finish:
         return r;
 }
 
+static int mangle_names(char **original_names, char ***mangled_names) {
+        char **i, **l, **name;
+
+        l = new(char*, strv_length(original_names) + 1);
+        if (!l)
+                return log_oom();
+
+        i = l;
+        STRV_FOREACH(name, original_names) {
+                *i = unit_name_mangle(*name);
+                if (!*i) {
+                        strv_free(l);
+                        return log_oom();
+                }
+
+                i++;
+        }
+
+        *i = NULL;
+        *mangled_names = l;
+
+        return 0;
+}
+
 static int enable_unit(DBusConnection *bus, char **args) {
         const char *verb = args[0];
         UnitFileChange *changes = NULL;
@@ -3552,6 +3596,7 @@ static int enable_unit(DBusConnection *bus, char **args) {
         DBusMessage *m = NULL, *reply = NULL;
         int r;
         DBusError error;
+        char **mangled_names = NULL;
 
         r = enable_sysv_units(args);
         if (r < 0)
@@ -3637,7 +3682,11 @@ static int enable_unit(DBusConnection *bus, char **args) {
 
                 dbus_message_iter_init_append(m, &iter);
 
-                r = bus_append_strv_iter(&iter, args+1);
+                r = mangle_names(args+1, &mangled_names);
+                if(r < 0)
+                        goto finish;
+
+                r = bus_append_strv_iter(&iter, mangled_names);
                 if (r < 0) {
                         log_error("Failed to append unit files.");
                         goto finish;
@@ -3737,6 +3786,9 @@ finish:
         unit_file_changes_free(changes, n_changes);
 
         dbus_error_free(&error);
+
+        strv_free(mangled_names);
+
         return r;
 }
 
@@ -3866,7 +3918,7 @@ static int systemctl_help(void) {
                "  -n --lines=INTEGER  Journal entries to show\n"
                "     --follow         Follow journal\n"
                "  -o --output=STRING  Change journal output mode (short, short-monotonic,\n"
-               "                      verbose, export, json, cat)\n\n"
+               "                      verbose, export, json, json-pretty, cat)\n\n"
                "Unit Commands:\n"
                "  list-units                      List loaded units\n"
                "  start [NAME...]                 Start (activate) one or more units\n"
@@ -3944,7 +3996,6 @@ static int halt_help(void) {
                "  -f --force     Force immediate halt/power-off/reboot\n"
                "  -w --wtmp-only Don't halt/power-off/reboot, just write wtmp record\n"
                "  -d --no-wtmp   Don't write wtmp record\n"
-               "  -n --no-sync   Don't sync before halt/power-off/reboot\n"
                "     --no-wall   Don't send wall message before halt/power-off/reboot\n",
                program_invocation_short_name,
                arg_action == ACTION_REBOOT   ? "Reboot" :
@@ -4266,7 +4317,6 @@ static int halt_parse_argv(int argc, char *argv[]) {
                 { "force",     no_argument,       NULL, 'f'         },
                 { "wtmp-only", no_argument,       NULL, 'w'         },
                 { "no-wtmp",   no_argument,       NULL, 'd'         },
-                { "no-sync",   no_argument,       NULL, 'n'         },
                 { "no-wall",   no_argument,       NULL, ARG_NO_WALL },
                 { NULL,        0,                 NULL, 0           }
         };
@@ -4312,16 +4362,13 @@ static int halt_parse_argv(int argc, char *argv[]) {
                         arg_no_wtmp = true;
                         break;
 
-                case 'n':
-                        arg_no_sync = true;
-                        break;
-
                 case ARG_NO_WALL:
                         arg_no_wall = true;
                         break;
 
                 case 'i':
                 case 'h':
+                case 'n':
                         /* Compatibility nops */
                         break;
 
@@ -5163,9 +5210,6 @@ static int halt_main(DBusConnection *bus) {
                 }
         }
 
-        if (!arg_no_sync)
-                sync();
-
         if (arg_dry)
                 return 0;