X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=src%2Fsystemctl%2Fsystemctl.c;h=62b5616d8084c35c2aadc85a9f7a66d83d906fab;hp=3dd74c26947871ed1f7fe4ce3942c777ba195c4d;hb=9fb3675e7ef0c6b7a1780980e51492c44fd1faaf;hpb=f535088ef72a92533f2c4270d06289c89737fa2a diff --git a/src/systemctl/systemctl.c b/src/systemctl/systemctl.c index 3dd74c269..62b5616d8 100644 --- a/src/systemctl/systemctl.c +++ b/src/systemctl/systemctl.c @@ -1495,6 +1495,7 @@ static DBusHandlerResult wait_filter(DBusConnection *connection, DBusMessage *me } else if (dbus_message_is_signal(message, "org.freedesktop.systemd1.Manager", "JobRemoved")) { uint32_t id; const char *path, *result, *unit; + char *r; if (dbus_message_get_args(message, &error, DBUS_TYPE_UINT32, &id, @@ -1503,7 +1504,11 @@ static DBusHandlerResult wait_filter(DBusConnection *connection, DBusMessage *me DBUS_TYPE_STRING, &result, DBUS_TYPE_INVALID)) { - free(set_remove(d->set, (char*) path)); + r = set_remove(d->set, (char*) path); + if (!r) + return DBUS_HANDLER_RESULT_NOT_YET_HANDLED; + + free(r); if (!isempty(result)) d->result = strdup(result); @@ -1523,7 +1528,11 @@ static DBusHandlerResult wait_filter(DBusConnection *connection, DBusMessage *me /* Compatibility with older systemd versions < * 183 during upgrades. This should be dropped * one day. */ - free(set_remove(d->set, (char*) path)); + r = set_remove(d->set, (char*) path); + if (!r) + return DBUS_HANDLER_RESULT_NOT_YET_HANDLED; + + free(r); if (*result) d->result = strdup(result); @@ -2503,7 +2512,8 @@ typedef struct UnitStatusInfo { LIST_HEAD(ExecStatusInfo, exec); } UnitStatusInfo; -static void print_status_info(UnitStatusInfo *i) { +static void print_status_info(UnitStatusInfo *i, + bool *ellipsized) { ExecStatusInfo *p; const char *on, *off, *ss; usec_t timestamp; @@ -2779,7 +2789,8 @@ static void print_status_info(UnitStatusInfo *i) { arg_lines, getuid(), flags, - arg_scope == UNIT_FILE_SYSTEM); + arg_scope == UNIT_FILE_SYSTEM, + ellipsized); } if (i->need_daemon_reload) @@ -3313,6 +3324,24 @@ static int print_property(const char *name, DBusMessageIter *iter) { } return 0; + } else if (dbus_message_iter_get_element_type(iter) == DBUS_TYPE_STRUCT && streq(name, "BlockIODeviceWeight")) { + DBusMessageIter sub, sub2; + + dbus_message_iter_recurse(iter, &sub); + while (dbus_message_iter_get_arg_type(&sub) == DBUS_TYPE_STRUCT) { + const char *path; + uint64_t weight; + + dbus_message_iter_recurse(&sub, &sub2); + + if (bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &path, true) >= 0 && + bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_UINT64, &weight, false) >= 0) + printf("%s=%s %" PRIu64 "\n", name, strna(path), weight); + + dbus_message_iter_next(&sub); + } + return 0; + } else if (dbus_message_iter_get_element_type(iter) == DBUS_TYPE_STRUCT && (streq(name, "BlockIOReadBandwidth") || streq(name, "BlockIOWriteBandwidth"))) { DBusMessageIter sub, sub2; @@ -3345,7 +3374,12 @@ static int print_property(const char *name, DBusMessageIter *iter) { return 0; } -static int show_one(const char *verb, DBusConnection *bus, const char *path, bool show_properties, bool *new_line) { +static int show_one(const char *verb, + DBusConnection *bus, + const char *path, + bool show_properties, + bool *new_line, + bool *ellipsized) { _cleanup_free_ DBusMessage *reply = NULL; const char *interface = ""; int r; @@ -3415,7 +3449,7 @@ static int show_one(const char *verb, DBusConnection *bus, const char *path, boo if (streq(verb, "help")) show_unit_help(&info); else - print_status_info(&info); + print_status_info(&info, ellipsized); } strv_free(info.documentation); @@ -3446,7 +3480,11 @@ static int show_one(const char *verb, DBusConnection *bus, const char *path, boo return r; } -static int show_one_by_pid(const char *verb, DBusConnection *bus, uint32_t pid, bool *new_line) { +static int show_one_by_pid(const char *verb, + DBusConnection *bus, + uint32_t pid, + bool *new_line, + bool *ellipsized) { _cleanup_dbus_message_unref_ DBusMessage *reply = NULL; const char *path = NULL; _cleanup_dbus_error_free_ DBusError error; @@ -3474,11 +3512,15 @@ static int show_one_by_pid(const char *verb, DBusConnection *bus, uint32_t pid, return -EIO; } - r = show_one(verb, bus, path, false, new_line); + r = show_one(verb, bus, path, false, new_line, ellipsized); return r; } -static int show_all(const char* verb, DBusConnection *bus, bool show_properties, bool *new_line) { +static int show_all(const char* verb, + DBusConnection *bus, + bool show_properties, + bool *new_line, + bool *ellipsized) { _cleanup_dbus_message_unref_ DBusMessage *reply = NULL; _cleanup_free_ struct unit_info *unit_infos = NULL; unsigned c = 0; @@ -3503,7 +3545,7 @@ static int show_all(const char* verb, DBusConnection *bus, bool show_properties, printf("%s -> '%s'\n", u->id, p); - r = show_one(verb, bus, p, show_properties, new_line); + r = show_one(verb, bus, p, show_properties, new_line, ellipsized); if (r != 0) return r; } @@ -3515,6 +3557,7 @@ static int show(DBusConnection *bus, char **args) { int r, ret = 0; bool show_properties, show_status, new_line = false; char **name; + bool ellipsized = false; assert(bus); assert(args); @@ -3528,48 +3571,51 @@ static int show(DBusConnection *bus, char **args) { /* If no argument is specified inspect the manager itself */ if (show_properties && strv_length(args) <= 1) - return show_one(args[0], bus, "/org/freedesktop/systemd1", show_properties, &new_line); + return show_one(args[0], bus, "/org/freedesktop/systemd1", show_properties, &new_line, &ellipsized); if (show_status && strv_length(args) <= 1) - return show_all(args[0], bus, false, &new_line); - - STRV_FOREACH(name, args+1) { - uint32_t id; + ret = show_all(args[0], bus, false, &new_line, &ellipsized); + else + STRV_FOREACH(name, args+1) { + uint32_t id; - if (safe_atou32(*name, &id) < 0) { - _cleanup_free_ char *p = NULL, *n = NULL; - /* Interpret as unit name */ + if (safe_atou32(*name, &id) < 0) { + _cleanup_free_ char *p = NULL, *n = NULL; + /* Interpret as unit name */ - n = unit_name_mangle(*name); - if (!n) - return log_oom(); + n = unit_name_mangle(*name); + if (!n) + return log_oom(); - p = unit_dbus_path_from_name(n); - if (!p) - return log_oom(); + p = unit_dbus_path_from_name(n); + if (!p) + return log_oom(); - r = show_one(args[0], bus, p, show_properties, &new_line); - if (r != 0) - ret = r; + r = show_one(args[0], bus, p, show_properties, &new_line, &ellipsized); + if (r != 0) + ret = r; - } else if (show_properties) { - _cleanup_free_ char *p = NULL; + } else if (show_properties) { + _cleanup_free_ char *p = NULL; - /* Interpret as job id */ - if (asprintf(&p, "/org/freedesktop/systemd1/job/%u", id) < 0) - return log_oom(); + /* Interpret as job id */ + if (asprintf(&p, "/org/freedesktop/systemd1/job/%u", id) < 0) + return log_oom(); - r = show_one(args[0], bus, p, show_properties, &new_line); - if (r != 0) - ret = r; + r = show_one(args[0], bus, p, show_properties, &new_line, &ellipsized); + if (r != 0) + ret = r; - } else { - /* Interpret as PID */ - r = show_one_by_pid(args[0], bus, id, &new_line); - if (r != 0) - ret = r; + } else { + /* Interpret as PID */ + r = show_one_by_pid(args[0], bus, id, &new_line, &ellipsized); + if (r != 0) + ret = r; + } } - } + + if (ellipsized && !arg_quiet) + printf("Hint: Some lines were ellipsized, use -l to show in full.\n"); return ret; } @@ -3611,7 +3657,7 @@ static int append_assignment(DBusMessageIter *iter, const char *assignment) { !dbus_message_iter_append_basic(&sub, DBUS_TYPE_BOOLEAN, &b)) return log_oom(); - } else if (streq(field, "MemoryLimit") || streq(field, "MemorySoftLimit")) { + } else if (streq(field, "MemoryLimit")) { off_t bytes; uint64_t u; @@ -3666,6 +3712,11 @@ static int append_assignment(DBusMessageIter *iter, const char *assignment) { rwm = ""; } + if (!path_startswith(path, "/dev")) { + log_error("%s is not a device file in /dev.", path); + return -EINVAL; + } + if (!dbus_message_iter_open_container(&sub2, DBUS_TYPE_STRUCT, NULL, &sub3) || !dbus_message_iter_append_basic(&sub3, DBUS_TYPE_STRING, &path) || !dbus_message_iter_append_basic(&sub3, DBUS_TYPE_STRING, &rwm) || @@ -3676,6 +3727,94 @@ static int append_assignment(DBusMessageIter *iter, const char *assignment) { if (!dbus_message_iter_close_container(&sub, &sub2)) return log_oom(); + } else if (streq(field, "BlockIOReadBandwidth") || streq(field, "BlockIOWriteBandwidth")) { + DBusMessageIter sub2; + + if (!dbus_message_iter_open_container(iter, DBUS_TYPE_VARIANT, "a(st)", &sub) || + !dbus_message_iter_open_container(&sub, DBUS_TYPE_ARRAY, "(st)", &sub2)) + return log_oom(); + + if (!isempty(eq)) { + const char *path, *bandwidth; + DBusMessageIter sub3; + uint64_t u; + 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_bytes(bandwidth, &bytes); + if (r < 0) { + log_error("Failed to parse byte value %s.", bandwidth); + return -EINVAL; + } + + u = (uint64_t) bytes; + + if (!dbus_message_iter_open_container(&sub2, DBUS_TYPE_STRUCT, NULL, &sub3) || + !dbus_message_iter_append_basic(&sub3, DBUS_TYPE_STRING, &path) || + !dbus_message_iter_append_basic(&sub3, DBUS_TYPE_UINT64, &u) || + !dbus_message_iter_close_container(&sub2, &sub3)) + return log_oom(); + } + + if (!dbus_message_iter_close_container(&sub, &sub2)) + return log_oom(); + + } else if (streq(field, "BlockIODeviceWeight")) { + DBusMessageIter sub2; + + if (!dbus_message_iter_open_container(iter, DBUS_TYPE_VARIANT, "a(st)", &sub) || + !dbus_message_iter_open_container(&sub, DBUS_TYPE_ARRAY, "(st)", &sub2)) + return log_oom(); + + if (!isempty(eq)) { + const char *path, *weight; + DBusMessageIter sub3; + 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; + } + if (!dbus_message_iter_open_container(&sub2, DBUS_TYPE_STRUCT, NULL, &sub3) || + !dbus_message_iter_append_basic(&sub3, DBUS_TYPE_STRING, &path) || + !dbus_message_iter_append_basic(&sub3, DBUS_TYPE_UINT64, &u) || + !dbus_message_iter_close_container(&sub2, &sub3)) + return log_oom(); + } + + if (!dbus_message_iter_close_container(&sub, &sub2)) + return log_oom(); + } else { log_error("Unknown assignment %s.", assignment); return -EINVAL;