}
static void output_unit_file_list(const UnitFileList *units, unsigned c) {
- unsigned max_id_len, id_cols, state_cols, n_shown = 0;
+ unsigned max_id_len, id_cols, state_cols;
const UnitFileList *u;
max_id_len = sizeof("UNIT FILE")-1;
const char *on, *off;
const char *id;
- n_shown++;
-
if (u->state == UNIT_FILE_MASKED ||
u->state == UNIT_FILE_MASKED_RUNTIME ||
u->state == UNIT_FILE_DISABLED ||
}
if (!arg_no_legend)
- printf("\n%u unit files listed.\n", n_shown);
+ printf("\n%u unit files listed.\n", c);
}
static int list_unit_files(sd_bus *bus, char **args) {
return list_dependencies_one(bus, u, 0, &units, 0);
}
+struct machine_info {
+ bool is_host;
+ char *name;
+ char *state;
+ char *control_group;
+ uint32_t n_failed_units;
+ uint32_t n_jobs;
+ usec_t timestamp;
+};
+
+static const struct bus_properties_map machine_info_property_map[] = {
+ { "SystemState", "s", NULL, offsetof(struct machine_info, state) },
+ { "NJobs", "u", NULL, offsetof(struct machine_info, n_jobs) },
+ { "NFailedUnits", "u", NULL, offsetof(struct machine_info, n_failed_units) },
+ { "ControlGroup", "s", NULL, offsetof(struct machine_info, control_group) },
+ { "UserspaceTimestamp", "t", NULL, offsetof(struct machine_info, timestamp) },
+ {}
+};
+
+static void free_machines_list(struct machine_info *machine_infos, int n) {
+ int i;
+
+ if (!machine_infos)
+ return;
+
+ for (i = 0; i < n; i++) {
+ free(machine_infos[i].name);
+ free(machine_infos[i].state);
+ free(machine_infos[i].control_group);
+ }
+
+ free(machine_infos);
+}
+
+static int compare_machine_info(const void *a, const void *b) {
+ const struct machine_info *u = a, *v = b;
+
+ if (u->is_host != v->is_host)
+ return u->is_host > v->is_host ? 1 : -1;
+
+ return strcasecmp(u->name, v->name);
+}
+
+static int get_machine_properties(sd_bus *bus, struct machine_info *mi) {
+ _cleanup_bus_unref_ sd_bus *container = NULL;
+ int r;
+
+ assert(mi);
+
+ if (!bus) {
+ r = sd_bus_open_system_container(&container, mi->name);
+ if (r < 0)
+ return r;
+
+ bus = container;
+ }
+
+ r = bus_map_all_properties(bus, "org.freedesktop.systemd1", "/org/freedesktop/systemd1", machine_info_property_map, mi);
+ if (r < 0)
+ return r;
+
+ return 0;
+}
+
+static bool output_show_machine(const char *name, char **patterns) {
+ char **i;
+
+ assert(name);
+
+ if (strv_isempty(patterns))
+ return true;
+
+ STRV_FOREACH(i, patterns)
+ if (fnmatch(*i, name, FNM_NOESCAPE) == 0)
+ return true;
+
+ return false;
+}
+
+static int get_machine_list(
+ sd_bus *bus,
+ struct machine_info **_machine_infos,
+ char **patterns) {
+
+ struct machine_info *machine_infos = NULL;
+ _cleanup_strv_free_ char **m = NULL;
+ _cleanup_free_ char *hn = NULL;
+ size_t sz = 0;
+ char **i;
+ int c = 0;
+
+ hn = gethostname_malloc();
+ if (!hn)
+ return log_oom();
+
+ if (output_show_machine(hn, patterns)) {
+ if (!GREEDY_REALLOC0(machine_infos, sz, c+1))
+ return log_oom();
+
+ machine_infos[c].is_host = true;
+ machine_infos[c].name = hn;
+ hn = NULL;
+
+ get_machine_properties(bus, &machine_infos[c]);
+ c++;
+ }
+
+ sd_get_machine_names(&m);
+ STRV_FOREACH(i, m) {
+ _cleanup_free_ char *class = NULL;
+
+ if (!output_show_machine(*i, patterns))
+ continue;
+
+ sd_machine_get_class(*i, &class);
+ if (!streq_ptr(class, "container"))
+ continue;
+
+ if (!GREEDY_REALLOC0(machine_infos, sz, c+1)) {
+ free_machines_list(machine_infos, c);
+ return log_oom();
+ }
+
+ machine_infos[c].is_host = false;
+ machine_infos[c].name = strdup(*i);
+ if (!machine_infos[c].name) {
+ free_machines_list(machine_infos, c);
+ return log_oom();
+ }
+
+ get_machine_properties(NULL, &machine_infos[c]);
+ c++;
+ }
+
+ *_machine_infos = machine_infos;
+ return c;
+}
+
+static void output_machines_list(struct machine_info *machine_infos, unsigned n) {
+ struct machine_info *m;
+ unsigned
+ namelen = sizeof("NAME") - 1,
+ statelen = sizeof("STATE") - 1,
+ failedlen = sizeof("FAILED") - 1,
+ jobslen = sizeof("JOBS") - 1;
+
+ assert(machine_infos || n == 0);
+
+ for (m = machine_infos; m < machine_infos + n; m++) {
+ namelen = MAX(namelen, strlen(m->name) + (m->is_host ? sizeof(" (host)") - 1 : 0));
+ statelen = MAX(statelen, m->state ? strlen(m->state) : 0);
+ failedlen = MAX(failedlen, DECIMAL_STR_WIDTH(m->n_failed_units));
+ jobslen = MAX(jobslen, DECIMAL_STR_WIDTH(m->n_jobs));
+ }
+
+ if (!arg_no_legend)
+ printf("%-*s %-*s %-*s %-*s\n",
+ namelen, "NAME",
+ statelen, "STATE",
+ failedlen, "FAILED",
+ jobslen, "JOBS");
+
+ for (m = machine_infos; m < machine_infos + n; m++) {
+ const char *on_state, *off_state, *on_failed, *off_failed;
+
+ if (streq_ptr(m->state, "degraded")) {
+ on_state = ansi_highlight_red();
+ off_state = ansi_highlight_off();
+ } else if (!streq_ptr(m->state, "running")) {
+ on_state = ansi_highlight_yellow();
+ off_state = ansi_highlight_off();
+ } else
+ on_state = off_state = "";
+
+ if (m->n_failed_units > 0) {
+ on_failed = ansi_highlight_red();
+ off_failed = ansi_highlight_off();
+ } else
+ on_failed = off_failed = "";
+
+ if (m->is_host)
+ printf("%-*s (host) %s%-*s%s %s%*u%s %*u\n",
+ (int) (namelen - (sizeof(" (host)")-1)), strna(m->name),
+ on_state, statelen, strna(m->state), off_state,
+ on_failed, failedlen, m->n_failed_units, off_failed,
+ jobslen, m->n_jobs);
+ else
+ printf("%-*s %s%-*s%s %s%*u%s %*u\n",
+ namelen, strna(m->name),
+ on_state, statelen, strna(m->state), off_state,
+ on_failed, failedlen, m->n_failed_units, off_failed,
+ jobslen, m->n_jobs);
+ }
+
+ if (!arg_no_legend)
+ printf("\n%u machines listed.\n", n);
+}
+
+static int list_machines(sd_bus *bus, char **args) {
+ struct machine_info *machine_infos = NULL;
+ int r;
+
+ assert(bus);
+
+ if (geteuid() != 0) {
+ log_error("Must be root.");
+ return -EPERM;
+ }
+
+ pager_open_if_enabled();
+
+ r = get_machine_list(bus, &machine_infos, strv_skip_first(args));
+ if (r < 0)
+ return r;
+
+ qsort_safe(machine_infos, r, sizeof(struct machine_info), compare_machine_info);
+ output_machines_list(machine_infos, r);
+ free_machines_list(machine_infos, r);
+
+ return 0;
+}
+
static int get_default(sd_bus *bus, char **args) {
_cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
}
static bool output_show_job(struct job_info *job, char **patterns) {
- if (!strv_isempty(patterns)) {
- char **pattern;
+ char **pattern;
- STRV_FOREACH(pattern, patterns)
- if (fnmatch(*pattern, job->name, FNM_NOESCAPE) == 0)
- return true;
- return false;
- }
+ assert(job);
+
+ if (strv_isempty(patterns))
+ return true;
- return true;
+ STRV_FOREACH(pattern, patterns)
+ if (fnmatch(*pattern, job->name, FNM_NOESCAPE) == 0)
+ return true;
+ return false;
}
static int list_jobs(sd_bus *bus, char **args) {
bool *ellipsized) {
ExecStatusInfo *p;
- const char *on, *off, *ss;
+ const char *active_on, *active_off, *on, *off, *ss;
usec_t timestamp;
char since1[FORMAT_TIMESTAMP_RELATIVE_MAX], *s1;
char since2[FORMAT_TIMESTAMP_MAX], *s2;
/* This shows pretty information about a unit. See
* print_property() for a low-level property printer */
- printf("%s", strna(i->id));
+ if (streq_ptr(i->active_state, "failed")) {
+ active_on = ansi_highlight_red();
+ active_off = ansi_highlight_off();
+ } else if (streq_ptr(i->active_state, "active") || streq_ptr(i->active_state, "reloading")) {
+ active_on = ansi_highlight_green();
+ active_off = ansi_highlight_off();
+ } else
+ active_on = active_off = "";
+
+ printf("%s%s%s%s", active_on, draw_special_char(DRAW_BLACK_CIRCLE), active_off, strna(i->id));
if (i->description && !streq_ptr(i->id, i->description))
printf(" - %s", i->description);
}
ss = streq_ptr(i->active_state, i->sub_state) ? NULL : i->sub_state;
-
- if (streq_ptr(i->active_state, "failed")) {
- on = ansi_highlight_red();
- off = ansi_highlight_off();
- } else if (streq_ptr(i->active_state, "active") || streq_ptr(i->active_state, "reloading")) {
- on = ansi_highlight_green();
- off = ansi_highlight_off();
- } else
- on = off = "";
-
if (ss)
printf(" Active: %s%s (%s)%s",
- on, strna(i->active_state), ss, off);
+ active_on, strna(i->active_state), ss, active_off);
else
printf(" Active: %s%s%s",
- on, strna(i->active_state), off);
+ active_on, strna(i->active_state), active_off);
if (!isempty(i->result) && !streq(i->result, "success"))
printf(" (Result: %s)", i->result);
printf(" Status: \"%s\"\n", i->status_text);
if (i->control_group &&
- (i->main_pid > 0 || i->control_pid > 0 || cg_is_empty_recursive(SYSTEMD_CGROUP_CONTROLLER, i->control_group, false) == 0)) {
+ (i->main_pid > 0 || i->control_pid > 0 ||
+ ((arg_transport != BUS_TRANSPORT_LOCAL && arg_transport != BUS_TRANSPORT_CONTAINER) || cg_is_empty_recursive(SYSTEMD_CGROUP_CONTROLLER, i->control_group, false) == 0))) {
unsigned c;
printf(" CGroup: %s\n", i->control_group);
if (arg_transport == BUS_TRANSPORT_LOCAL || arg_transport == BUS_TRANSPORT_CONTAINER) {
unsigned k = 0;
pid_t extra[2];
- char prefix[] = " ";
+ static const char prefix[] = " ";
c = columns();
if (c > sizeof(prefix) - 1)
if (i->control_pid > 0)
extra[k++] = i->control_pid;
- show_cgroup_and_extra(SYSTEMD_CGROUP_CONTROLLER, i->control_group, prefix,
- c, false, extra, k, flags);
+ show_cgroup_and_extra(SYSTEMD_CGROUP_CONTROLLER, i->control_group, prefix, c, false, extra, k, flags);
}
}
return r < 0 ? r : 0;
}
+static int show_system_status(sd_bus *bus) {
+ char since1[FORMAT_TIMESTAMP_RELATIVE_MAX], since2[FORMAT_TIMESTAMP_MAX];
+ _cleanup_free_ char *hn = NULL;
+ struct machine_info mi = {};
+ const char *on, *off;
+ int r;
+
+ hn = gethostname_malloc();
+ if (!hn)
+ return log_oom();
+
+ r = bus_map_all_properties(bus, "org.freedesktop.systemd1", "/org/freedesktop/systemd1", machine_info_property_map, &mi);
+ if (r < 0) {
+ log_error("Failed to read server status: %s", strerror(-r));
+ return r;
+ }
+
+ if (streq_ptr(mi.state, "degraded")) {
+ on = ansi_highlight_red();
+ off = ansi_highlight_off();
+ } else if (!streq_ptr(mi.state, "running")) {
+ on = ansi_highlight_yellow();
+ off = ansi_highlight_off();
+ } else
+ on = off = "";
+
+ printf("%s%s%s%s\n", on, draw_special_char(DRAW_BLACK_CIRCLE), off, arg_host ? arg_host : hn);
+
+ printf(" State: %s%s%s\n",
+ on, strna(mi.state), off);
+
+ printf(" Jobs: %u queued\n", mi.n_jobs);
+ printf(" Failed: %u units\n", mi.n_failed_units);
+
+ printf(" Since: %s; %s\n",
+ format_timestamp(since2, sizeof(since2), mi.timestamp),
+ format_timestamp_relative(since1, sizeof(since1), mi.timestamp));
+
+ printf(" CGroup: %s\n", mi.control_group ?: "/");
+ if (arg_transport == BUS_TRANSPORT_LOCAL || arg_transport == BUS_TRANSPORT_CONTAINER) {
+ int flags =
+ arg_all * OUTPUT_SHOW_ALL |
+ (!on_tty() || pager_have()) * OUTPUT_FULL_WIDTH |
+ on_tty() * OUTPUT_COLOR |
+ !arg_quiet * OUTPUT_WARN_CUTOFF |
+ arg_full * OUTPUT_FULL_WIDTH;
+
+ static const char prefix[] = " ";
+ unsigned c;
+
+ c = columns();
+ if (c > sizeof(prefix) - 1)
+ c -= sizeof(prefix) - 1;
+ else
+ c = 0;
+
+ show_cgroup(SYSTEMD_CGROUP_CONTROLLER, strempty(mi.control_group), prefix, c, false, flags);
+ }
+
+ free(mi.state);
+ free(mi.control_group);
+
+ return 0;
+}
+
static int show(sd_bus *bus, char **args) {
bool show_properties, show_status, new_line = false;
bool ellipsized = false;
if (show_properties && strv_length(args) <= 1)
return show_one(args[0], bus, "/org/freedesktop/systemd1", show_properties, &new_line, &ellipsized);
- if (show_status && strv_length(args) <= 1)
- ret = show_all(args[0], bus, false, &new_line, &ellipsized);
- else {
+ if (show_status && strv_length(args) <= 1) {
+
+ if (arg_all)
+ pager_open_if_enabled();
+
+ show_system_status(bus);
+ new_line = true;
+
+ if (arg_all)
+ ret = show_all(args[0], bus, false, &new_line, &ellipsized);
+ } else {
_cleanup_free_ char **patterns = NULL;
char **name;
return ret;
}
-static int append_assignment(sd_bus_message *m, const char *assignment) {
- const char *eq;
- char *field;
- int r;
-
- assert(m);
- assert(assignment);
-
- eq = strchr(assignment, '=');
- if (!eq) {
- log_error("Not an assignment: %s", assignment);
- return -EINVAL;
- }
-
- field = strndupa(assignment, eq - assignment);
- eq ++;
-
- r = sd_bus_message_append_basic(m, SD_BUS_TYPE_STRING, field);
- if (r < 0)
- return bus_log_create_error(r);
-
- if (streq(field, "CPUAccounting") ||
- streq(field, "MemoryAccounting") ||
- streq(field, "BlockIOAccounting")) {
-
- r = parse_boolean(eq);
- if (r < 0) {
- log_error("Failed to parse boolean assignment %s.", assignment);
- return -EINVAL;
- }
-
- r = sd_bus_message_append(m, "v", "b", r);
-
- } else if (streq(field, "MemoryLimit")) {
- off_t bytes;
-
- r = parse_size(eq, 1024, &bytes);
- if (r < 0) {
- log_error("Failed to parse bytes specification %s", assignment);
- return -EINVAL;
- }
-
- r = sd_bus_message_append(m, "v", "t", (uint64_t) bytes);
-
- } else if (streq(field, "CPUShares") || streq(field, "BlockIOWeight")) {
- uint64_t u;
-
- r = safe_atou64(eq, &u);
- if (r < 0) {
- log_error("Failed to parse %s value %s.", field, eq);
- return -EINVAL;
- }
-
- r = sd_bus_message_append(m, "v", "t", u);
-
- } else if (streq(field, "DevicePolicy"))
- r = sd_bus_message_append(m, "v", "s", eq);
-
- else if (streq(field, "DeviceAllow")) {
-
- if (isempty(eq))
- r = sd_bus_message_append(m, "v", "a(ss)", 0);
- else {
- const char *path, *rwm;
- char *e;
-
- e = strchr(eq, ' ');
- if (e) {
- path = strndupa(eq, e - eq);
- rwm = e+1;
- } else {
- path = eq;
- rwm = "";
- }
-
- if (!path_startswith(path, "/dev")) {
- log_error("%s is not a device file in /dev.", path);
- return -EINVAL;
- }
-
- r = sd_bus_message_append(m, "v", "a(ss)", 1, path, rwm);
- }
-
- } else if (streq(field, "BlockIOReadBandwidth") || streq(field, "BlockIOWriteBandwidth")) {
-
- if (isempty(eq))
- r = sd_bus_message_append(m, "v", "a(st)", 0);
- else {
- const char *path, *bandwidth;
- off_t bytes;
- char *e;
-
- e = strchr(eq, ' ');
- if (e) {
- path = strndupa(eq, e - eq);
- bandwidth = e+1;
- } else {
- log_error("Failed to parse %s value %s.", field, eq);
- return -EINVAL;
- }
-
- if (!path_startswith(path, "/dev")) {
- log_error("%s is not a device file in /dev.", path);
- return -EINVAL;
- }
-
- r = parse_size(bandwidth, 1000, &bytes);
- if (r < 0) {
- log_error("Failed to parse byte value %s.", bandwidth);
- return -EINVAL;
- }
-
- r = sd_bus_message_append(m, "v", "a(st)", 1, path, (uint64_t) bytes);
- }
-
- } else if (streq(field, "BlockIODeviceWeight")) {
-
- if (isempty(eq))
- r = sd_bus_message_append(m, "v", "a(st)", 0);
- else {
- const char *path, *weight;
- uint64_t u;
- char *e;
-
- e = strchr(eq, ' ');
- if (e) {
- path = strndupa(eq, e - eq);
- weight = e+1;
- } else {
- log_error("Failed to parse %s value %s.", field, eq);
- return -EINVAL;
- }
-
- if (!path_startswith(path, "/dev")) {
- log_error("%s is not a device file in /dev.", path);
- return -EINVAL;
- }
-
- r = safe_atou64(weight, &u);
- if (r < 0) {
- log_error("Failed to parse %s value %s.", field, weight);
- return -EINVAL;
- }
- r = sd_bus_message_append(m, "v", "a(st)", path, u);
- }
-
- } else {
- log_error("Unknown assignment %s.", assignment);
- return -EINVAL;
- }
-
- if (r < 0)
- return bus_log_create_error(r);
-
- return 0;
-}
-
static int set_property(sd_bus *bus, char **args) {
_cleanup_bus_message_unref_ sd_bus_message *m = NULL;
_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
if (r < 0)
return bus_log_create_error(r);
- r = append_assignment(m, *i);
+ r = bus_append_unit_property_assignment(m, *i);
if (r < 0)
return r;
static int switch_root(sd_bus *bus, char **args) {
_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
- _cleanup_free_ char *init = NULL;
- const char *root;
+ _cleanup_free_ char *cmdline_init = NULL;
+ const char *root, *init;
unsigned l;
int r;
root = args[1];
if (l >= 3)
- init = strdup(args[2]);
+ init = args[2];
else {
- parse_env_file("/proc/cmdline", WHITESPACE,
- "init", &init,
- NULL);
+ r = parse_env_file("/proc/cmdline", WHITESPACE,
+ "init", &cmdline_init,
+ NULL);
+ if (r < 0)
+ log_debug("Failed to parse /proc/cmdline: %s", strerror(-r));
- if (!init)
- init = strdup("");
+ init = cmdline_init;
}
- if (!init)
- return log_oom();
+ if (isempty(init))
+ init = NULL;
+
+ if (init) {
+ const char *root_systemd_path = NULL, *root_init_path = NULL;
+
+ root_systemd_path = strappenda(root, "/" SYSTEMD_BINARY_PATH);
+ root_init_path = strappenda3(root, "/", init);
+
+ /* If the passed init is actually the same as the
+ * systemd binary, then let's suppress it. */
+ if (files_same(root_init_path, root_systemd_path) > 0)
+ init = NULL;
+ }
- log_debug("switching root - root: %s; init: %s", root, init);
+ log_debug("Switching root - root: %s; init: %s", root, strna(init));
r = sd_bus_call_method(
bus,
" the search path\n"
" get-default Get the name of the default target\n"
" set-default NAME Set the default target\n\n"
+ "Machine Commands:\n"
+ " list-machines [PATTERN...] List local containers and host\n\n"
"Job Commands:\n"
" list-jobs [PATTERN...] List jobs\n"
" cancel [JOB...] Cancel all, one, or more jobs\n\n"
{ "list-sockets", MORE, 1, list_sockets },
{ "list-timers", MORE, 1, list_timers },
{ "list-jobs", MORE, 1, list_jobs },
+ { "list-machines", MORE, 1, list_machines },
{ "clear-jobs", EQUAL, 1, daemon_reload },
{ "cancel", MORE, 2, cancel_job },
{ "start", MORE, 2, start_unit },
~ianmdlvl / elogind.git / blobdiff