| /* SPDX-License-Identifier: LGPL-2.1+ */ |
| /*** |
| Copyright © 2013 Simon Peeters |
| ***/ |
| |
| #include <getopt.h> |
| #include <locale.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| |
| #include "sd-bus.h" |
| |
| #include "alloc-util.h" |
| #include "analyze-security.h" |
| #include "analyze-verify.h" |
| #include "bus-error.h" |
| #include "bus-unit-util.h" |
| #include "bus-util.h" |
| #include "calendarspec.h" |
| #include "def.h" |
| #include "conf-files.h" |
| #include "copy.h" |
| #include "fd-util.h" |
| #include "glob-util.h" |
| #include "hashmap.h" |
| #include "locale-util.h" |
| #include "log.h" |
| #include "pager.h" |
| #include "parse-util.h" |
| #include "path-util.h" |
| #if HAVE_SECCOMP |
| #include "seccomp-util.h" |
| #endif |
| #include "special.h" |
| #include "strv.h" |
| #include "strxcpyx.h" |
| #include "terminal-util.h" |
| #include "unit-name.h" |
| #include "util.h" |
| #include "verbs.h" |
| |
| #define SCALE_X (0.1 / 1000.0) /* pixels per us */ |
| #define SCALE_Y (20.0) |
| |
| #define compare(a, b) (((a) > (b))? 1 : (((b) > (a))? -1 : 0)) |
| |
| #define svg(...) printf(__VA_ARGS__) |
| |
| #define svg_bar(class, x1, x2, y) \ |
| svg(" <rect class=\"%s\" x=\"%.03f\" y=\"%.03f\" width=\"%.03f\" height=\"%.03f\" />\n", \ |
| (class), \ |
| SCALE_X * (x1), SCALE_Y * (y), \ |
| SCALE_X * ((x2) - (x1)), SCALE_Y - 1.0) |
| |
| #define svg_text(b, x, y, format, ...) \ |
| do { \ |
| svg(" <text class=\"%s\" x=\"%.03f\" y=\"%.03f\">", (b) ? "left" : "right", SCALE_X * (x) + (b ? 5.0 : -5.0), SCALE_Y * (y) + 14.0); \ |
| svg(format, ## __VA_ARGS__); \ |
| svg("</text>\n"); \ |
| } while (false) |
| |
| static enum dot { |
| DEP_ALL, |
| DEP_ORDER, |
| DEP_REQUIRE |
| } arg_dot = DEP_ALL; |
| static char** arg_dot_from_patterns = NULL; |
| static char** arg_dot_to_patterns = NULL; |
| static usec_t arg_fuzz = 0; |
| static bool arg_no_pager = false; |
| static BusTransport arg_transport = BUS_TRANSPORT_LOCAL; |
| static const char *arg_host = NULL; |
| static UnitFileScope arg_scope = UNIT_FILE_SYSTEM; |
| static bool arg_man = true; |
| static bool arg_generators = false; |
| static const char *arg_root = NULL; |
| |
| struct boot_times { |
| usec_t firmware_time; |
| usec_t loader_time; |
| usec_t kernel_time; |
| usec_t kernel_done_time; |
| usec_t initrd_time; |
| usec_t userspace_time; |
| usec_t finish_time; |
| usec_t security_start_time; |
| usec_t security_finish_time; |
| usec_t generators_start_time; |
| usec_t generators_finish_time; |
| usec_t unitsload_start_time; |
| usec_t unitsload_finish_time; |
| |
| /* |
| * If we're analyzing the user instance, all timestamps will be offset |
| * by its own start-up timestamp, which may be arbitrarily big. |
| * With "plot", this causes arbitrarily wide output SVG files which almost |
| * completely consist of empty space. Thus we cancel out this offset. |
| * |
| * This offset is subtracted from times above by acquire_boot_times(), |
| * but it still needs to be subtracted from unit-specific timestamps |
| * (so it is stored here for reference). |
| */ |
| usec_t reverse_offset; |
| }; |
| |
| struct unit_times { |
| bool has_data; |
| char *name; |
| usec_t activating; |
| usec_t activated; |
| usec_t deactivated; |
| usec_t deactivating; |
| usec_t time; |
| }; |
| |
| struct host_info { |
| char *hostname; |
| char *kernel_name; |
| char *kernel_release; |
| char *kernel_version; |
| char *os_pretty_name; |
| char *virtualization; |
| char *architecture; |
| }; |
| |
| static int acquire_bus(sd_bus **bus, bool *use_full_bus) { |
| bool user = arg_scope != UNIT_FILE_SYSTEM; |
| int r; |
| |
| if (use_full_bus && *use_full_bus) { |
| r = bus_connect_transport(arg_transport, arg_host, user, bus); |
| if (IN_SET(r, 0, -EHOSTDOWN)) |
| return r; |
| |
| *use_full_bus = false; |
| } |
| |
| return bus_connect_transport_systemd(arg_transport, arg_host, user, bus); |
| } |
| |
| static int bus_get_uint64_property(sd_bus *bus, const char *path, const char *interface, const char *property, uint64_t *val) { |
| _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; |
| int r; |
| |
| assert(bus); |
| assert(path); |
| assert(interface); |
| assert(property); |
| assert(val); |
| |
| r = sd_bus_get_property_trivial( |
| bus, |
| "org.freedesktop.systemd1", |
| path, |
| interface, |
| property, |
| &error, |
| 't', val); |
| |
| if (r < 0) |
| return log_error_errno(r, "Failed to parse reply: %s", bus_error_message(&error, -r)); |
| |
| return 0; |
| } |
| |
| static int bus_get_unit_property_strv(sd_bus *bus, const char *path, const char *property, char ***strv) { |
| _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; |
| int r; |
| |
| assert(bus); |
| assert(path); |
| assert(property); |
| assert(strv); |
| |
| r = sd_bus_get_property_strv( |
| bus, |
| "org.freedesktop.systemd1", |
| path, |
| "org.freedesktop.systemd1.Unit", |
| property, |
| &error, |
| strv); |
| if (r < 0) |
| return log_error_errno(r, "Failed to get unit property %s: %s", property, bus_error_message(&error, -r)); |
| |
| return 0; |
| } |
| |
| static int compare_unit_time(const void *a, const void *b) { |
| return compare(((struct unit_times *)b)->time, |
| ((struct unit_times *)a)->time); |
| } |
| |
| static int compare_unit_start(const void *a, const void *b) { |
| return compare(((struct unit_times *)a)->activating, |
| ((struct unit_times *)b)->activating); |
| } |
| |
| static void unit_times_free(struct unit_times *t) { |
| struct unit_times *p; |
| |
| for (p = t; p->has_data; p++) |
| free(p->name); |
| free(t); |
| } |
| |
| DEFINE_TRIVIAL_CLEANUP_FUNC(struct unit_times *, unit_times_free); |
| |
| static void subtract_timestamp(usec_t *a, usec_t b) { |
| assert(a); |
| |
| if (*a > 0) { |
| assert(*a >= b); |
| *a -= b; |
| } |
| } |
| |
| static int acquire_boot_times(sd_bus *bus, struct boot_times **bt) { |
| static struct boot_times times; |
| static bool cached = false; |
| |
| if (cached) |
| goto finish; |
| |
| assert_cc(sizeof(usec_t) == sizeof(uint64_t)); |
| |
| if (bus_get_uint64_property(bus, |
| "/org/freedesktop/systemd1", |
| "org.freedesktop.systemd1.Manager", |
| "FirmwareTimestampMonotonic", |
| ×.firmware_time) < 0 || |
| bus_get_uint64_property(bus, |
| "/org/freedesktop/systemd1", |
| "org.freedesktop.systemd1.Manager", |
| "LoaderTimestampMonotonic", |
| ×.loader_time) < 0 || |
| bus_get_uint64_property(bus, |
| "/org/freedesktop/systemd1", |
| "org.freedesktop.systemd1.Manager", |
| "KernelTimestamp", |
| ×.kernel_time) < 0 || |
| bus_get_uint64_property(bus, |
| "/org/freedesktop/systemd1", |
| "org.freedesktop.systemd1.Manager", |
| "InitRDTimestampMonotonic", |
| ×.initrd_time) < 0 || |
| bus_get_uint64_property(bus, |
| "/org/freedesktop/systemd1", |
| "org.freedesktop.systemd1.Manager", |
| "UserspaceTimestampMonotonic", |
| ×.userspace_time) < 0 || |
| bus_get_uint64_property(bus, |
| "/org/freedesktop/systemd1", |
| "org.freedesktop.systemd1.Manager", |
| "FinishTimestampMonotonic", |
| ×.finish_time) < 0 || |
| bus_get_uint64_property(bus, |
| "/org/freedesktop/systemd1", |
| "org.freedesktop.systemd1.Manager", |
| "SecurityStartTimestampMonotonic", |
| ×.security_start_time) < 0 || |
| bus_get_uint64_property(bus, |
| "/org/freedesktop/systemd1", |
| "org.freedesktop.systemd1.Manager", |
| "SecurityFinishTimestampMonotonic", |
| ×.security_finish_time) < 0 || |
| bus_get_uint64_property(bus, |
| "/org/freedesktop/systemd1", |
| "org.freedesktop.systemd1.Manager", |
| "GeneratorsStartTimestampMonotonic", |
| ×.generators_start_time) < 0 || |
| bus_get_uint64_property(bus, |
| "/org/freedesktop/systemd1", |
| "org.freedesktop.systemd1.Manager", |
| "GeneratorsFinishTimestampMonotonic", |
| ×.generators_finish_time) < 0 || |
| bus_get_uint64_property(bus, |
| "/org/freedesktop/systemd1", |
| "org.freedesktop.systemd1.Manager", |
| "UnitsLoadStartTimestampMonotonic", |
| ×.unitsload_start_time) < 0 || |
| bus_get_uint64_property(bus, |
| "/org/freedesktop/systemd1", |
| "org.freedesktop.systemd1.Manager", |
| "UnitsLoadFinishTimestampMonotonic", |
| ×.unitsload_finish_time) < 0) |
| return -EIO; |
| |
| if (times.finish_time <= 0) { |
| log_error("Bootup is not yet finished (org.freedesktop.systemd1.Manager.FinishTimestampMonotonic=%"PRIu64").\n" |
| "Please try again later.\n" |
| "Hint: Use 'systemctl%s list-jobs' to see active jobs", |
| times.finish_time, |
| arg_scope == UNIT_FILE_SYSTEM ? "" : " --user"); |
| return -EINPROGRESS; |
| } |
| |
| if (arg_scope == UNIT_FILE_SYSTEM) { |
| if (times.initrd_time > 0) |
| times.kernel_done_time = times.initrd_time; |
| else |
| times.kernel_done_time = times.userspace_time; |
| } else { |
| /* |
| * User-instance-specific timestamps processing |
| * (see comment to reverse_offset in struct boot_times). |
| */ |
| times.reverse_offset = times.userspace_time; |
| |
| times.firmware_time = times.loader_time = times.kernel_time = times.initrd_time = times.userspace_time = 0; |
| subtract_timestamp(×.finish_time, times.reverse_offset); |
| |
| subtract_timestamp(×.security_start_time, times.reverse_offset); |
| subtract_timestamp(×.security_finish_time, times.reverse_offset); |
| |
| subtract_timestamp(×.generators_start_time, times.reverse_offset); |
| subtract_timestamp(×.generators_finish_time, times.reverse_offset); |
| |
| subtract_timestamp(×.unitsload_start_time, times.reverse_offset); |
| subtract_timestamp(×.unitsload_finish_time, times.reverse_offset); |
| } |
| |
| cached = true; |
| |
| finish: |
| *bt = × |
| return 0; |
| } |
| |
| static void free_host_info(struct host_info *hi) { |
| |
| if (!hi) |
| return; |
| |
| free(hi->hostname); |
| free(hi->kernel_name); |
| free(hi->kernel_release); |
| free(hi->kernel_version); |
| free(hi->os_pretty_name); |
| free(hi->virtualization); |
| free(hi->architecture); |
| free(hi); |
| } |
| |
| DEFINE_TRIVIAL_CLEANUP_FUNC(struct host_info*, free_host_info); |
| |
| static int acquire_time_data(sd_bus *bus, struct unit_times **out) { |
| _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; |
| _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; |
| int r, c = 0; |
| struct boot_times *boot_times = NULL; |
| _cleanup_(unit_times_freep) struct unit_times *unit_times = NULL; |
| size_t size = 0; |
| UnitInfo u; |
| |
| r = acquire_boot_times(bus, &boot_times); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_call_method( |
| bus, |
| "org.freedesktop.systemd1", |
| "/org/freedesktop/systemd1", |
| "org.freedesktop.systemd1.Manager", |
| "ListUnits", |
| &error, &reply, |
| NULL); |
| if (r < 0) |
| return log_error_errno(r, "Failed to list units: %s", bus_error_message(&error, -r)); |
| |
| r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_ARRAY, "(ssssssouso)"); |
| if (r < 0) |
| return bus_log_parse_error(r); |
| |
| while ((r = bus_parse_unit_info(reply, &u)) > 0) { |
| struct unit_times *t; |
| |
| if (!GREEDY_REALLOC(unit_times, size, c+2)) |
| return log_oom(); |
| |
| unit_times[c+1].has_data = false; |
| t = &unit_times[c]; |
| t->name = NULL; |
| |
| assert_cc(sizeof(usec_t) == sizeof(uint64_t)); |
| |
| if (bus_get_uint64_property(bus, u.unit_path, |
| "org.freedesktop.systemd1.Unit", |
| "InactiveExitTimestampMonotonic", |
| &t->activating) < 0 || |
| bus_get_uint64_property(bus, u.unit_path, |
| "org.freedesktop.systemd1.Unit", |
| "ActiveEnterTimestampMonotonic", |
| &t->activated) < 0 || |
| bus_get_uint64_property(bus, u.unit_path, |
| "org.freedesktop.systemd1.Unit", |
| "ActiveExitTimestampMonotonic", |
| &t->deactivating) < 0 || |
| bus_get_uint64_property(bus, u.unit_path, |
| "org.freedesktop.systemd1.Unit", |
| "InactiveEnterTimestampMonotonic", |
| &t->deactivated) < 0) |
| return -EIO; |
| |
| subtract_timestamp(&t->activating, boot_times->reverse_offset); |
| subtract_timestamp(&t->activated, boot_times->reverse_offset); |
| subtract_timestamp(&t->deactivating, boot_times->reverse_offset); |
| subtract_timestamp(&t->deactivated, boot_times->reverse_offset); |
| |
| if (t->activated >= t->activating) |
| t->time = t->activated - t->activating; |
| else if (t->deactivated >= t->activating) |
| t->time = t->deactivated - t->activating; |
| else |
| t->time = 0; |
| |
| if (t->activating == 0) |
| continue; |
| |
| t->name = strdup(u.id); |
| if (!t->name) |
| return log_oom(); |
| |
| t->has_data = true; |
| c++; |
| } |
| if (r < 0) |
| return bus_log_parse_error(r); |
| |
| *out = TAKE_PTR(unit_times); |
| return c; |
| } |
| |
| static int acquire_host_info(sd_bus *bus, struct host_info **hi) { |
| static const struct bus_properties_map hostname_map[] = { |
| { "Hostname", "s", NULL, offsetof(struct host_info, hostname) }, |
| { "KernelName", "s", NULL, offsetof(struct host_info, kernel_name) }, |
| { "KernelRelease", "s", NULL, offsetof(struct host_info, kernel_release) }, |
| { "KernelVersion", "s", NULL, offsetof(struct host_info, kernel_version) }, |
| { "OperatingSystemPrettyName", "s", NULL, offsetof(struct host_info, os_pretty_name) }, |
| {} |
| }; |
| |
| static const struct bus_properties_map manager_map[] = { |
| { "Virtualization", "s", NULL, offsetof(struct host_info, virtualization) }, |
| { "Architecture", "s", NULL, offsetof(struct host_info, architecture) }, |
| {} |
| }; |
| |
| _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; |
| _cleanup_(free_host_infop) struct host_info *host; |
| int r; |
| |
| host = new0(struct host_info, 1); |
| if (!host) |
| return log_oom(); |
| |
| r = bus_map_all_properties(bus, |
| "org.freedesktop.hostname1", |
| "/org/freedesktop/hostname1", |
| hostname_map, |
| BUS_MAP_STRDUP, |
| &error, |
| NULL, |
| host); |
| if (r < 0) |
| log_debug_errno(r, "Failed to get host information from systemd-hostnamed: %s", bus_error_message(&error, r)); |
| |
| r = bus_map_all_properties(bus, |
| "org.freedesktop.systemd1", |
| "/org/freedesktop/systemd1", |
| manager_map, |
| BUS_MAP_STRDUP, |
| &error, |
| NULL, |
| host); |
| if (r < 0) |
| return log_error_errno(r, "Failed to get host information from systemd: %s", bus_error_message(&error, r)); |
| |
| *hi = TAKE_PTR(host); |
| |
| return 0; |
| } |
| |
| static int pretty_boot_time(sd_bus *bus, char **_buf) { |
| char ts[FORMAT_TIMESPAN_MAX]; |
| struct boot_times *t; |
| static char buf[4096]; |
| size_t size; |
| char *ptr; |
| int r; |
| usec_t activated_time = USEC_INFINITY; |
| _cleanup_free_ char* path = NULL, *unit_id = NULL; |
| _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; |
| |
| r = acquire_boot_times(bus, &t); |
| if (r < 0) |
| return r; |
| |
| path = unit_dbus_path_from_name(SPECIAL_DEFAULT_TARGET); |
| if (!path) |
| return log_oom(); |
| |
| r = sd_bus_get_property_string( |
| bus, |
| "org.freedesktop.systemd1", |
| path, |
| "org.freedesktop.systemd1.Unit", |
| "Id", |
| &error, |
| &unit_id); |
| if (r < 0) { |
| log_error_errno(r, "default.target doesn't seem to exist: %s", bus_error_message(&error, r)); |
| unit_id = NULL; |
| } |
| |
| r = bus_get_uint64_property(bus, path, |
| "org.freedesktop.systemd1.Unit", |
| "ActiveEnterTimestampMonotonic", |
| &activated_time); |
| if (r < 0) { |
| log_info_errno(r, "Could not get time to reach default.target. Continuing..."); |
| activated_time = USEC_INFINITY; |
| } |
| |
| ptr = buf; |
| size = sizeof(buf); |
| |
| size = strpcpyf(&ptr, size, "Startup finished in "); |
| if (t->firmware_time > 0) |
| size = strpcpyf(&ptr, size, "%s (firmware) + ", format_timespan(ts, sizeof(ts), t->firmware_time - t->loader_time, USEC_PER_MSEC)); |
| if (t->loader_time > 0) |
| size = strpcpyf(&ptr, size, "%s (loader) + ", format_timespan(ts, sizeof(ts), t->loader_time, USEC_PER_MSEC)); |
| if (t->kernel_time > 0) |
| size = strpcpyf(&ptr, size, "%s (kernel) + ", format_timespan(ts, sizeof(ts), t->kernel_done_time, USEC_PER_MSEC)); |
| if (t->initrd_time > 0) |
| size = strpcpyf(&ptr, size, "%s (initrd) + ", format_timespan(ts, sizeof(ts), t->userspace_time - t->initrd_time, USEC_PER_MSEC)); |
| |
| size = strpcpyf(&ptr, size, "%s (userspace) ", format_timespan(ts, sizeof(ts), t->finish_time - t->userspace_time, USEC_PER_MSEC)); |
| if (t->kernel_time > 0) |
| strpcpyf(&ptr, size, "= %s", format_timespan(ts, sizeof(ts), t->firmware_time + t->finish_time, USEC_PER_MSEC)); |
| |
| if (unit_id && activated_time > 0 && activated_time != USEC_INFINITY) |
| size = strpcpyf(&ptr, size, "\n%s reached after %s in userspace", unit_id, format_timespan(ts, sizeof(ts), activated_time - t->userspace_time, USEC_PER_MSEC)); |
| else if (unit_id && activated_time == 0) |
| size = strpcpyf(&ptr, size, "\n%s was never reached", unit_id); |
| else if (unit_id && activated_time == USEC_INFINITY) |
| size = strpcpyf(&ptr, size, "\nCould not get time to reach %s.",unit_id); |
| else if (!unit_id) |
| size = strpcpyf(&ptr, size, "\ncould not find default.target"); |
| |
| ptr = strdup(buf); |
| if (!ptr) |
| return log_oom(); |
| |
| *_buf = ptr; |
| return 0; |
| } |
| |
| static void svg_graph_box(double height, double begin, double end) { |
| long long i; |
| |
| /* outside box, fill */ |
| svg("<rect class=\"box\" x=\"0\" y=\"0\" width=\"%.03f\" height=\"%.03f\" />\n", |
| SCALE_X * (end - begin), SCALE_Y * height); |
| |
| for (i = ((long long) (begin / 100000)) * 100000; i <= end; i+=100000) { |
| /* lines for each second */ |
| if (i % 5000000 == 0) |
| svg(" <line class=\"sec5\" x1=\"%.03f\" y1=\"0\" x2=\"%.03f\" y2=\"%.03f\" />\n" |
| " <text class=\"sec\" x=\"%.03f\" y=\"%.03f\" >%.01fs</text>\n", |
| SCALE_X * i, SCALE_X * i, SCALE_Y * height, SCALE_X * i, -5.0, 0.000001 * i); |
| else if (i % 1000000 == 0) |
| svg(" <line class=\"sec1\" x1=\"%.03f\" y1=\"0\" x2=\"%.03f\" y2=\"%.03f\" />\n" |
| " <text class=\"sec\" x=\"%.03f\" y=\"%.03f\" >%.01fs</text>\n", |
| SCALE_X * i, SCALE_X * i, SCALE_Y * height, SCALE_X * i, -5.0, 0.000001 * i); |
| else |
| svg(" <line class=\"sec01\" x1=\"%.03f\" y1=\"0\" x2=\"%.03f\" y2=\"%.03f\" />\n", |
| SCALE_X * i, SCALE_X * i, SCALE_Y * height); |
| } |
| } |
| |
| static int analyze_plot(int argc, char *argv[], void *userdata) { |
| _cleanup_(free_host_infop) struct host_info *host = NULL; |
| _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; |
| _cleanup_(unit_times_freep) struct unit_times *times = NULL; |
| struct boot_times *boot; |
| int n, m = 1, y = 0, r; |
| bool use_full_bus = true; |
| double width; |
| _cleanup_free_ char *pretty_times = NULL; |
| struct unit_times *u; |
| |
| r = acquire_bus(&bus, &use_full_bus); |
| if (r < 0) |
| return log_error_errno(r, "Failed to create bus connection: %m"); |
| |
| n = acquire_boot_times(bus, &boot); |
| if (n < 0) |
| return n; |
| |
| n = pretty_boot_time(bus, &pretty_times); |
| if (n < 0) |
| return n; |
| |
| if (use_full_bus) { |
| n = acquire_host_info(bus, &host); |
| if (n < 0) |
| return n; |
| } |
| |
| n = acquire_time_data(bus, ×); |
| if (n <= 0) |
| return n; |
| |
| qsort(times, n, sizeof(struct unit_times), compare_unit_start); |
| |
| width = SCALE_X * (boot->firmware_time + boot->finish_time); |
| if (width < 800.0) |
| width = 800.0; |
| |
| if (boot->firmware_time > boot->loader_time) |
| m++; |
| if (boot->loader_time > 0) { |
| m++; |
| if (width < 1000.0) |
| width = 1000.0; |
| } |
| if (boot->initrd_time > 0) |
| m++; |
| if (boot->kernel_time > 0) |
| m++; |
| |
| for (u = times; u->has_data; u++) { |
| double text_start, text_width; |
| |
| if (u->activating < boot->userspace_time || |
| u->activating > boot->finish_time) { |
| u->name = mfree(u->name); |
| continue; |
| } |
| |
| /* If the text cannot fit on the left side then |
| * increase the svg width so it fits on the right. |
| * TODO: calculate the text width more accurately */ |
| text_width = 8.0 * strlen(u->name); |
| text_start = (boot->firmware_time + u->activating) * SCALE_X; |
| if (text_width > text_start && text_width + text_start > width) |
| width = text_width + text_start; |
| |
| if (u->deactivated > u->activating && u->deactivated <= boot->finish_time |
| && u->activated == 0 && u->deactivating == 0) |
| u->activated = u->deactivating = u->deactivated; |
| if (u->activated < u->activating || u->activated > boot->finish_time) |
| u->activated = boot->finish_time; |
| if (u->deactivating < u->activated || u->activated > boot->finish_time) |
| u->deactivating = boot->finish_time; |
| if (u->deactivated < u->deactivating || u->deactivated > boot->finish_time) |
| u->deactivated = boot->finish_time; |
| m++; |
| } |
| |
| svg("<?xml version=\"1.0\" standalone=\"no\"?>\n" |
| "<!DOCTYPE svg PUBLIC \"-//W3C//DTD SVG 1.1//EN\" " |
| "\"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd\">\n"); |
| |
| svg("<svg width=\"%.0fpx\" height=\"%.0fpx\" version=\"1.1\" " |
| "xmlns=\"http://www.w3.org/2000/svg\">\n\n", |
| 80.0 + width, 150.0 + (m * SCALE_Y) + |
| 5 * SCALE_Y /* legend */); |
| |
| /* write some basic info as a comment, including some help */ |
| svg("<!-- This file is a systemd-analyze SVG file. It is best rendered in a -->\n" |
| "<!-- browser such as Chrome, Chromium or Firefox. Other applications -->\n" |
| "<!-- that render these files properly but much slower are ImageMagick, -->\n" |
| "<!-- gimp, inkscape, etc. To display the files on your system, just -->\n" |
| "<!-- point your browser to this file. -->\n\n" |
| "<!-- This plot was generated by systemd-analyze version %-16.16s -->\n\n", PACKAGE_VERSION); |
| |
| /* style sheet */ |
| svg("<defs>\n <style type=\"text/css\">\n <![CDATA[\n" |
| " rect { stroke-width: 1; stroke-opacity: 0; }\n" |
| " rect.background { fill: rgb(255,255,255); }\n" |
| " rect.activating { fill: rgb(255,0,0); fill-opacity: 0.7; }\n" |
| " rect.active { fill: rgb(200,150,150); fill-opacity: 0.7; }\n" |
| " rect.deactivating { fill: rgb(150,100,100); fill-opacity: 0.7; }\n" |
| " rect.kernel { fill: rgb(150,150,150); fill-opacity: 0.7; }\n" |
| " rect.initrd { fill: rgb(150,150,150); fill-opacity: 0.7; }\n" |
| " rect.firmware { fill: rgb(150,150,150); fill-opacity: 0.7; }\n" |
| " rect.loader { fill: rgb(150,150,150); fill-opacity: 0.7; }\n" |
| " rect.userspace { fill: rgb(150,150,150); fill-opacity: 0.7; }\n" |
| " rect.security { fill: rgb(144,238,144); fill-opacity: 0.7; }\n" |
| " rect.generators { fill: rgb(102,204,255); fill-opacity: 0.7; }\n" |
| " rect.unitsload { fill: rgb( 82,184,255); fill-opacity: 0.7; }\n" |
| " rect.box { fill: rgb(240,240,240); stroke: rgb(192,192,192); }\n" |
| " line { stroke: rgb(64,64,64); stroke-width: 1; }\n" |
| "// line.sec1 { }\n" |
| " line.sec5 { stroke-width: 2; }\n" |
| " line.sec01 { stroke: rgb(224,224,224); stroke-width: 1; }\n" |
| " text { font-family: Verdana, Helvetica; font-size: 14px; }\n" |
| " text.left { font-family: Verdana, Helvetica; font-size: 14px; text-anchor: start; }\n" |
| " text.right { font-family: Verdana, Helvetica; font-size: 14px; text-anchor: end; }\n" |
| " text.sec { font-size: 10px; }\n" |
| " ]]>\n </style>\n</defs>\n\n"); |
| |
| svg("<rect class=\"background\" width=\"100%%\" height=\"100%%\" />\n"); |
| svg("<text x=\"20\" y=\"50\">%s</text>", pretty_times); |
| if (use_full_bus) |
| svg("<text x=\"20\" y=\"30\">%s %s (%s %s %s) %s %s</text>", |
| isempty(host->os_pretty_name) ? "Linux" : host->os_pretty_name, |
| strempty(host->hostname), |
| strempty(host->kernel_name), |
| strempty(host->kernel_release), |
| strempty(host->kernel_version), |
| strempty(host->architecture), |
| strempty(host->virtualization)); |
| |
| svg("<g transform=\"translate(%.3f,100)\">\n", 20.0 + (SCALE_X * boot->firmware_time)); |
| svg_graph_box(m, -(double) boot->firmware_time, boot->finish_time); |
| |
| if (boot->firmware_time > 0) { |
| svg_bar("firmware", -(double) boot->firmware_time, -(double) boot->loader_time, y); |
| svg_text(true, -(double) boot->firmware_time, y, "firmware"); |
| y++; |
| } |
| if (boot->loader_time > 0) { |
| svg_bar("loader", -(double) boot->loader_time, 0, y); |
| svg_text(true, -(double) boot->loader_time, y, "loader"); |
| y++; |
| } |
| if (boot->kernel_time > 0) { |
| svg_bar("kernel", 0, boot->kernel_done_time, y); |
| svg_text(true, 0, y, "kernel"); |
| y++; |
| } |
| if (boot->initrd_time > 0) { |
| svg_bar("initrd", boot->initrd_time, boot->userspace_time, y); |
| svg_text(true, boot->initrd_time, y, "initrd"); |
| y++; |
| } |
| svg_bar("active", boot->userspace_time, boot->finish_time, y); |
| svg_bar("security", boot->security_start_time, boot->security_finish_time, y); |
| svg_bar("generators", boot->generators_start_time, boot->generators_finish_time, y); |
| svg_bar("unitsload", boot->unitsload_start_time, boot->unitsload_finish_time, y); |
| svg_text(true, boot->userspace_time, y, "systemd"); |
| y++; |
| |
| for (u = times; u->has_data; u++) { |
| char ts[FORMAT_TIMESPAN_MAX]; |
| bool b; |
| |
| if (!u->name) |
| continue; |
| |
| svg_bar("activating", u->activating, u->activated, y); |
| svg_bar("active", u->activated, u->deactivating, y); |
| svg_bar("deactivating", u->deactivating, u->deactivated, y); |
| |
| /* place the text on the left if we have passed the half of the svg width */ |
| b = u->activating * SCALE_X < width / 2; |
| if (u->time) |
| svg_text(b, u->activating, y, "%s (%s)", |
| u->name, format_timespan(ts, sizeof(ts), u->time, USEC_PER_MSEC)); |
| else |
| svg_text(b, u->activating, y, "%s", u->name); |
| y++; |
| } |
| |
| svg("</g>\n"); |
| |
| /* Legend */ |
| svg("<g transform=\"translate(20,100)\">\n"); |
| y++; |
| svg_bar("activating", 0, 300000, y); |
| svg_text(true, 400000, y, "Activating"); |
| y++; |
| svg_bar("active", 0, 300000, y); |
| svg_text(true, 400000, y, "Active"); |
| y++; |
| svg_bar("deactivating", 0, 300000, y); |
| svg_text(true, 400000, y, "Deactivating"); |
| y++; |
| svg_bar("security", 0, 300000, y); |
| svg_text(true, 400000, y, "Setting up security module"); |
| y++; |
| svg_bar("generators", 0, 300000, y); |
| svg_text(true, 400000, y, "Generators"); |
| y++; |
| svg_bar("unitsload", 0, 300000, y); |
| svg_text(true, 400000, y, "Loading unit files"); |
| y++; |
| |
| svg("</g>\n\n"); |
| |
| svg("</svg>\n"); |
| |
| return 0; |
| } |
| |
| static int list_dependencies_print(const char *name, unsigned int level, unsigned int branches, |
| bool last, struct unit_times *times, struct boot_times *boot) { |
| unsigned int i; |
| char ts[FORMAT_TIMESPAN_MAX], ts2[FORMAT_TIMESPAN_MAX]; |
| |
| for (i = level; i != 0; i--) |
| printf("%s", special_glyph(branches & (1 << (i-1)) ? TREE_VERTICAL : TREE_SPACE)); |
| |
| printf("%s", special_glyph(last ? TREE_RIGHT : TREE_BRANCH)); |
| |
| if (times) { |
| if (times->time > 0) |
| printf("%s%s @%s +%s%s", ansi_highlight_red(), name, |
| format_timespan(ts, sizeof(ts), times->activating - boot->userspace_time, USEC_PER_MSEC), |
| format_timespan(ts2, sizeof(ts2), times->time, USEC_PER_MSEC), ansi_normal()); |
| else if (times->activated > boot->userspace_time) |
| printf("%s @%s", name, format_timespan(ts, sizeof(ts), times->activated - boot->userspace_time, USEC_PER_MSEC)); |
| else |
| printf("%s", name); |
| } else |
| printf("%s", name); |
| printf("\n"); |
| |
| return 0; |
| } |
| |
| static int list_dependencies_get_dependencies(sd_bus *bus, const char *name, char ***deps) { |
| _cleanup_free_ char *path = NULL; |
| |
| assert(bus); |
| assert(name); |
| assert(deps); |
| |
| path = unit_dbus_path_from_name(name); |
| if (!path) |
| return -ENOMEM; |
| |
| return bus_get_unit_property_strv(bus, path, "After", deps); |
| } |
| |
| static Hashmap *unit_times_hashmap; |
| |
| static int list_dependencies_compare(const void *_a, const void *_b) { |
| const char **a = (const char**) _a, **b = (const char**) _b; |
| usec_t usa = 0, usb = 0; |
| struct unit_times *times; |
| |
| times = hashmap_get(unit_times_hashmap, *a); |
| if (times) |
| usa = times->activated; |
| times = hashmap_get(unit_times_hashmap, *b); |
| if (times) |
| usb = times->activated; |
| |
| return usb - usa; |
| } |
| |
| static bool times_in_range(const struct unit_times *times, const struct boot_times *boot) { |
| return times && |
| times->activated > 0 && times->activated <= boot->finish_time; |
| } |
| |
| static int list_dependencies_one(sd_bus *bus, const char *name, unsigned int level, char ***units, |
| unsigned int branches) { |
| _cleanup_strv_free_ char **deps = NULL; |
| char **c; |
| int r = 0; |
| usec_t service_longest = 0; |
| int to_print = 0; |
| struct unit_times *times; |
| struct boot_times *boot; |
| |
| if (strv_extend(units, name)) |
| return log_oom(); |
| |
| r = list_dependencies_get_dependencies(bus, name, &deps); |
| if (r < 0) |
| return r; |
| |
| qsort_safe(deps, strv_length(deps), sizeof (char*), list_dependencies_compare); |
| |
| r = acquire_boot_times(bus, &boot); |
| if (r < 0) |
| return r; |
| |
| STRV_FOREACH(c, deps) { |
| times = hashmap_get(unit_times_hashmap, *c); |
| if (times_in_range(times, boot) && |
| (times->activated >= service_longest |
| || service_longest == 0)) { |
| service_longest = times->activated; |
| break; |
| } |
| } |
| |
| if (service_longest == 0) |
| return r; |
| |
| STRV_FOREACH(c, deps) { |
| times = hashmap_get(unit_times_hashmap, *c); |
| if (times_in_range(times, boot) && |
| service_longest - times->activated <= arg_fuzz) |
| to_print++; |
| } |
| |
| if (!to_print) |
| return r; |
| |
| STRV_FOREACH(c, deps) { |
| times = hashmap_get(unit_times_hashmap, *c); |
| if (!times_in_range(times, boot) || |
| service_longest - times->activated > arg_fuzz) |
| continue; |
| |
| to_print--; |
| |
| r = list_dependencies_print(*c, level, branches, to_print == 0, times, boot); |
| if (r < 0) |
| return r; |
| |
| if (strv_contains(*units, *c)) { |
| r = list_dependencies_print("...", level + 1, (branches << 1) | (to_print ? 1 : 0), |
| true, NULL, boot); |
| if (r < 0) |
| return r; |
| continue; |
| } |
| |
| r = list_dependencies_one(bus, *c, level + 1, units, |
| (branches << 1) | (to_print ? 1 : 0)); |
| if (r < 0) |
| return r; |
| |
| if (to_print == 0) |
| break; |
| } |
| return 0; |
| } |
| |
| static int list_dependencies(sd_bus *bus, const char *name) { |
| _cleanup_strv_free_ char **units = NULL; |
| char ts[FORMAT_TIMESPAN_MAX]; |
| struct unit_times *times; |
| int r; |
| const char *id; |
| _cleanup_free_ char *path = NULL; |
| _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; |
| _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; |
| struct boot_times *boot; |
| |
| assert(bus); |
| |
| path = unit_dbus_path_from_name(name); |
| if (!path) |
| return -ENOMEM; |
| |
| r = sd_bus_get_property( |
| bus, |
| "org.freedesktop.systemd1", |
| path, |
| "org.freedesktop.systemd1.Unit", |
| "Id", |
| &error, |
| &reply, |
| "s"); |
| if (r < 0) |
| return log_error_errno(r, "Failed to get ID: %s", bus_error_message(&error, -r)); |
| |
| r = sd_bus_message_read(reply, "s", &id); |
| if (r < 0) |
| return bus_log_parse_error(r); |
| |
| times = hashmap_get(unit_times_hashmap, id); |
| |
| r = acquire_boot_times(bus, &boot); |
| if (r < 0) |
| return r; |
| |
| if (times) { |
| if (times->time) |
| printf("%s%s +%s%s\n", ansi_highlight_red(), id, |
| format_timespan(ts, sizeof(ts), times->time, USEC_PER_MSEC), ansi_normal()); |
| else if (times->activated > boot->userspace_time) |
| printf("%s @%s\n", id, format_timespan(ts, sizeof(ts), times->activated - boot->userspace_time, USEC_PER_MSEC)); |
| else |
| printf("%s\n", id); |
| } |
| |
| return list_dependencies_one(bus, name, 0, &units, 0); |
| } |
| |
| static int analyze_critical_chain(int argc, char *argv[], void *userdata) { |
| _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; |
| _cleanup_(unit_times_freep) struct unit_times *times = NULL; |
| struct unit_times *u; |
| Hashmap *h; |
| int n, r; |
| |
| r = acquire_bus(&bus, NULL); |
| if (r < 0) |
| return log_error_errno(r, "Failed to create bus connection: %m"); |
| |
| n = acquire_time_data(bus, ×); |
| if (n <= 0) |
| return n; |
| |
| h = hashmap_new(&string_hash_ops); |
| if (!h) |
| return log_oom(); |
| |
| for (u = times; u->has_data; u++) { |
| r = hashmap_put(h, u->name, u); |
| if (r < 0) |
| return log_error_errno(r, "Failed to add entry to hashmap: %m"); |
| } |
| unit_times_hashmap = h; |
| |
| (void) pager_open(arg_no_pager, false); |
| |
| puts("The time after the unit is active or started is printed after the \"@\" character.\n" |
| "The time the unit takes to start is printed after the \"+\" character.\n"); |
| |
| if (argc > 1) { |
| char **name; |
| STRV_FOREACH(name, strv_skip(argv, 1)) |
| list_dependencies(bus, *name); |
| } else |
| list_dependencies(bus, SPECIAL_DEFAULT_TARGET); |
| |
| h = hashmap_free(h); |
| return 0; |
| } |
| |
| static int analyze_blame(int argc, char *argv[], void *userdata) { |
| _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; |
| _cleanup_(unit_times_freep) struct unit_times *times = NULL; |
| struct unit_times *u; |
| int n, r; |
| |
| r = acquire_bus(&bus, NULL); |
| if (r < 0) |
| return log_error_errno(r, "Failed to create bus connection: %m"); |
| |
| n = acquire_time_data(bus, ×); |
| if (n <= 0) |
| return n; |
| |
| qsort(times, n, sizeof(struct unit_times), compare_unit_time); |
| |
| (void) pager_open(arg_no_pager, false); |
| |
| for (u = times; u->has_data; u++) { |
| char ts[FORMAT_TIMESPAN_MAX]; |
| |
| if (u->time > 0) |
| printf("%16s %s\n", format_timespan(ts, sizeof(ts), u->time, USEC_PER_MSEC), u->name); |
| } |
| |
| return 0; |
| } |
| |
| static int analyze_time(int argc, char *argv[], void *userdata) { |
| _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; |
| _cleanup_free_ char *buf = NULL; |
| int r; |
| |
| r = acquire_bus(&bus, NULL); |
| if (r < 0) |
| return log_error_errno(r, "Failed to create bus connection: %m"); |
| |
| r = pretty_boot_time(bus, &buf); |
| if (r < 0) |
| return r; |
| |
| puts(buf); |
| return 0; |
| } |
| |
| static int graph_one_property(sd_bus *bus, const UnitInfo *u, const char* prop, const char *color, char* patterns[], char* from_patterns[], char* to_patterns[]) { |
| _cleanup_strv_free_ char **units = NULL; |
| char **unit; |
| int r; |
| bool match_patterns; |
| |
| assert(u); |
| assert(prop); |
| assert(color); |
| |
| match_patterns = strv_fnmatch(patterns, u->id, 0); |
| |
| if (!strv_isempty(from_patterns) && |
| !match_patterns && |
| !strv_fnmatch(from_patterns, u->id, 0)) |
| return 0; |
| |
| r = bus_get_unit_property_strv(bus, u->unit_path, prop, &units); |
| if (r < 0) |
| return r; |
| |
| STRV_FOREACH(unit, units) { |
| bool match_patterns2; |
| |
| match_patterns2 = strv_fnmatch(patterns, *unit, 0); |
| |
| if (!strv_isempty(to_patterns) && |
| !match_patterns2 && |
| !strv_fnmatch(to_patterns, *unit, 0)) |
| continue; |
| |
| if (!strv_isempty(patterns) && !match_patterns && !match_patterns2) |
| continue; |
| |
| printf("\t\"%s\"->\"%s\" [color=\"%s\"];\n", u->id, *unit, color); |
| } |
| |
| return 0; |
| } |
| |
| static int graph_one(sd_bus *bus, const UnitInfo *u, char *patterns[], char *from_patterns[], char *to_patterns[]) { |
| int r; |
| |
| assert(bus); |
| assert(u); |
| |
| if (IN_SET(arg_dot, DEP_ORDER, DEP_ALL)) { |
| r = graph_one_property(bus, u, "After", "green", patterns, from_patterns, to_patterns); |
| if (r < 0) |
| return r; |
| } |
| |
| if (IN_SET(arg_dot, DEP_REQUIRE, DEP_ALL)) { |
| r = graph_one_property(bus, u, "Requires", "black", patterns, from_patterns, to_patterns); |
| if (r < 0) |
| return r; |
| r = graph_one_property(bus, u, "Requisite", "darkblue", patterns, from_patterns, to_patterns); |
| if (r < 0) |
| return r; |
| r = graph_one_property(bus, u, "Wants", "grey66", patterns, from_patterns, to_patterns); |
| if (r < 0) |
| return r; |
| r = graph_one_property(bus, u, "Conflicts", "red", patterns, from_patterns, to_patterns); |
| if (r < 0) |
| return r; |
| } |
| |
| return 0; |
| } |
| |
| static int expand_patterns(sd_bus *bus, char **patterns, char ***ret) { |
| _cleanup_strv_free_ char **expanded_patterns = NULL; |
| char **pattern; |
| int r; |
| |
| STRV_FOREACH(pattern, patterns) { |
| _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; |
| _cleanup_free_ char *unit = NULL, *unit_id = NULL; |
| |
| if (strv_extend(&expanded_patterns, *pattern) < 0) |
| return log_oom(); |
| |
| if (string_is_glob(*pattern)) |
| continue; |
| |
| unit = unit_dbus_path_from_name(*pattern); |
| if (!unit) |
| return log_oom(); |
| |
| r = sd_bus_get_property_string( |
| bus, |
| "org.freedesktop.systemd1", |
| unit, |
| "org.freedesktop.systemd1.Unit", |
| "Id", |
| &error, |
| &unit_id); |
| if (r < 0) |
| return log_error_errno(r, "Failed to get ID: %s", bus_error_message(&error, r)); |
| |
| if (!streq(*pattern, unit_id)) { |
| if (strv_extend(&expanded_patterns, unit_id) < 0) |
| return log_oom(); |
| } |
| } |
| |
| *ret = expanded_patterns; |
| expanded_patterns = NULL; /* do not free */ |
| |
| return 0; |
| } |
| |
| static int dot(int argc, char *argv[], void *userdata) { |
| _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; |
| _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; |
| _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; |
| _cleanup_strv_free_ char **expanded_patterns = NULL; |
| _cleanup_strv_free_ char **expanded_from_patterns = NULL; |
| _cleanup_strv_free_ char **expanded_to_patterns = NULL; |
| int r; |
| UnitInfo u; |
| |
| r = acquire_bus(&bus, NULL); |
| if (r < 0) |
| return log_error_errno(r, "Failed to create bus connection: %m"); |
| |
| r = expand_patterns(bus, strv_skip(argv, 1), &expanded_patterns); |
| if (r < 0) |
| return r; |
| |
| r = expand_patterns(bus, arg_dot_from_patterns, &expanded_from_patterns); |
| if (r < 0) |
| return r; |
| |
| r = expand_patterns(bus, arg_dot_to_patterns, &expanded_to_patterns); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_call_method( |
| bus, |
| "org.freedesktop.systemd1", |
| "/org/freedesktop/systemd1", |
| "org.freedesktop.systemd1.Manager", |
| "ListUnits", |
| &error, |
| &reply, |
| ""); |
| if (r < 0) |
| log_error_errno(r, "Failed to list units: %s", bus_error_message(&error, -r)); |
| |
| r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_ARRAY, "(ssssssouso)"); |
| if (r < 0) |
| return bus_log_parse_error(r); |
| |
| printf("digraph systemd {\n"); |
| |
| while ((r = bus_parse_unit_info(reply, &u)) > 0) { |
| |
| r = graph_one(bus, &u, expanded_patterns, expanded_from_patterns, expanded_to_patterns); |
| if (r < 0) |
| return r; |
| } |
| if (r < 0) |
| return bus_log_parse_error(r); |
| |
| printf("}\n"); |
| |
| log_info(" Color legend: black = Requires\n" |
| " dark blue = Requisite\n" |
| " dark grey = Wants\n" |
| " red = Conflicts\n" |
| " green = After\n"); |
| |
| if (on_tty()) |
| log_notice("-- You probably want to process this output with graphviz' dot tool.\n" |
| "-- Try a shell pipeline like 'systemd-analyze dot | dot -Tsvg > systemd.svg'!\n"); |
| |
| return 0; |
| } |
| |
| static int dump_fallback(sd_bus *bus) { |
| _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; |
| _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; |
| const char *text = NULL; |
| int r; |
| |
| assert(bus); |
| |
| r = sd_bus_call_method( |
| bus, |
| "org.freedesktop.systemd1", |
| "/org/freedesktop/systemd1", |
| "org.freedesktop.systemd1.Manager", |
| "Dump", |
| &error, |
| &reply, |
| NULL); |
| if (r < 0) |
| return log_error_errno(r, "Failed to issue method call Dump: %s", bus_error_message(&error, r)); |
| |
| r = sd_bus_message_read(reply, "s", &text); |
| if (r < 0) |
| return bus_log_parse_error(r); |
| |
| fputs(text, stdout); |
| return 0; |
| } |
| |
| static int dump(int argc, char *argv[], void *userdata) { |
| _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; |
| _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; |
| _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; |
| int fd = -1; |
| int r; |
| |
| r = acquire_bus(&bus, NULL); |
| if (r < 0) |
| return log_error_errno(r, "Failed to create bus connection: %m"); |
| |
| (void) pager_open(arg_no_pager, false); |
| |
| if (!sd_bus_can_send(bus, SD_BUS_TYPE_UNIX_FD)) |
| return dump_fallback(bus); |
| |
| r = sd_bus_call_method( |
| bus, |
| "org.freedesktop.systemd1", |
| "/org/freedesktop/systemd1", |
| "org.freedesktop.systemd1.Manager", |
| "DumpByFileDescriptor", |
| &error, |
| &reply, |
| NULL); |
| if (r < 0) { |
| /* fall back to Dump if DumpByFileDescriptor is not supported */ |
| if (!IN_SET(r, -EACCES, -EBADR)) |
| return log_error_errno(r, "Failed to issue method call DumpByFileDescriptor: %s", bus_error_message(&error, r)); |
| |
| return dump_fallback(bus); |
| } |
| |
| r = sd_bus_message_read(reply, "h", &fd); |
| if (r < 0) |
| return bus_log_parse_error(r); |
| |
| fflush(stdout); |
| return copy_bytes(fd, STDOUT_FILENO, (uint64_t) -1, 0); |
| } |
| |
| static int cat_config(int argc, char *argv[], void *userdata) { |
| char **arg; |
| int r; |
| |
| (void) pager_open(arg_no_pager, false); |
| |
| STRV_FOREACH(arg, argv + 1) { |
| const char *t = NULL; |
| |
| if (arg != argv + 1) |
| print_separator(); |
| |
| if (path_is_absolute(*arg)) { |
| const char *dir; |
| |
| NULSTR_FOREACH(dir, CONF_PATHS_NULSTR("")) { |
| t = path_startswith(*arg, dir); |
| if (t) |
| break; |
| } |
| |
| if (!t) { |
| log_error("Path %s does not start with any known prefix.", *arg); |
| return -EINVAL; |
| } |
| } else |
| t = *arg; |
| |
| r = conf_files_cat(arg_root, t); |
| if (r < 0) |
| return r; |
| } |
| |
| return 0; |
| } |
| |
| static int set_log_level(int argc, char *argv[], void *userdata) { |
| _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; |
| _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; |
| int r; |
| |
| assert(argc == 2); |
| assert(argv); |
| |
| r = acquire_bus(&bus, NULL); |
| if (r < 0) |
| return log_error_errno(r, "Failed to create bus connection: %m"); |
| |
| r = sd_bus_set_property( |
| bus, |
| "org.freedesktop.systemd1", |
| "/org/freedesktop/systemd1", |
| "org.freedesktop.systemd1.Manager", |
| "LogLevel", |
| &error, |
| "s", |
| argv[1]); |
| if (r < 0) |
| return log_error_errno(r, "Failed to issue method call: %s", bus_error_message(&error, r)); |
| |
| return 0; |
| } |
| |
| static int get_log_level(int argc, char *argv[], void *userdata) { |
| _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; |
| _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; |
| _cleanup_free_ char *level = NULL; |
| int r; |
| |
| r = acquire_bus(&bus, NULL); |
| if (r < 0) |
| return log_error_errno(r, "Failed to create bus connection: %m"); |
| |
| r = sd_bus_get_property_string( |
| bus, |
| "org.freedesktop.systemd1", |
| "/org/freedesktop/systemd1", |
| "org.freedesktop.systemd1.Manager", |
| "LogLevel", |
| &error, |
| &level); |
| if (r < 0) |
| return log_error_errno(r, "Failed to get log level: %s", bus_error_message(&error, r)); |
| |
| puts(level); |
| return 0; |
| } |
| |
| static int get_or_set_log_level(int argc, char *argv[], void *userdata) { |
| return (argc == 1) ? get_log_level(argc, argv, userdata) : set_log_level(argc, argv, userdata); |
| } |
| |
| static int set_log_target(int argc, char *argv[], void *userdata) { |
| _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; |
| _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; |
| int r; |
| |
| assert(argc == 2); |
| assert(argv); |
| |
| r = acquire_bus(&bus, NULL); |
| if (r < 0) |
| return log_error_errno(r, "Failed to create bus connection: %m"); |
| |
| r = sd_bus_set_property( |
| bus, |
| "org.freedesktop.systemd1", |
| "/org/freedesktop/systemd1", |
| "org.freedesktop.systemd1.Manager", |
| "LogTarget", |
| &error, |
| "s", |
| argv[1]); |
| if (r < 0) |
| return log_error_errno(r, "Failed to issue method call: %s", bus_error_message(&error, r)); |
| |
| return 0; |
| } |
| |
| static int get_log_target(int argc, char *argv[], void *userdata) { |
| _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; |
| _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; |
| _cleanup_free_ char *target = NULL; |
| int r; |
| |
| r = acquire_bus(&bus, NULL); |
| if (r < 0) |
| return log_error_errno(r, "Failed to create bus connection: %m"); |
| |
| r = sd_bus_get_property_string( |
| bus, |
| "org.freedesktop.systemd1", |
| "/org/freedesktop/systemd1", |
| "org.freedesktop.systemd1.Manager", |
| "LogTarget", |
| &error, |
| &target); |
| if (r < 0) |
| return log_error_errno(r, "Failed to get log target: %s", bus_error_message(&error, r)); |
| |
| puts(target); |
| return 0; |
| } |
| |
| static int get_or_set_log_target(int argc, char *argv[], void *userdata) { |
| return (argc == 1) ? get_log_target(argc, argv, userdata) : set_log_target(argc, argv, userdata); |
| } |
| |
| static int dump_unit_paths(int argc, char *argv[], void *userdata) { |
| _cleanup_(lookup_paths_free) LookupPaths paths = {}; |
| int r; |
| char **p; |
| |
| r = lookup_paths_init(&paths, arg_scope, 0, NULL); |
| if (r < 0) |
| return log_error_errno(r, "lookup_paths_init() failed: %m"); |
| |
| STRV_FOREACH(p, paths.search_path) |
| puts(*p); |
| |
| return 0; |
| } |
| |
| #if HAVE_SECCOMP |
| static void dump_syscall_filter(const SyscallFilterSet *set) { |
| const char *syscall; |
| |
| printf("%s\n", set->name); |
| printf(" # %s\n", set->help); |
| NULSTR_FOREACH(syscall, set->value) |
| printf(" %s\n", syscall); |
| } |
| |
| static int dump_syscall_filters(int argc, char *argv[], void *userdata) { |
| bool first = true; |
| |
| (void) pager_open(arg_no_pager, false); |
| |
| if (strv_isempty(strv_skip(argv, 1))) { |
| int i; |
| |
| for (i = 0; i < _SYSCALL_FILTER_SET_MAX; i++) { |
| if (!first) |
| puts(""); |
| dump_syscall_filter(syscall_filter_sets + i); |
| first = false; |
| } |
| } else { |
| char **name; |
| |
| STRV_FOREACH(name, strv_skip(argv, 1)) { |
| const SyscallFilterSet *set; |
| |
| if (!first) |
| puts(""); |
| |
| set = syscall_filter_set_find(*name); |
| if (!set) { |
| /* make sure the error appears below normal output */ |
| fflush(stdout); |
| |
| log_error("Filter set \"%s\" not found.", *name); |
| return -ENOENT; |
| } |
| |
| dump_syscall_filter(set); |
| first = false; |
| } |
| } |
| |
| return 0; |
| } |
| |
| #else |
| static int dump_syscall_filters(int argc, char *argv[], void *userdata) { |
| log_error("Not compiled with syscall filters, sorry."); |
| return -EOPNOTSUPP; |
| } |
| #endif |
| |
| static int test_calendar(int argc, char *argv[], void *userdata) { |
| int ret = 0, r; |
| char **p; |
| usec_t n; |
| |
| n = now(CLOCK_REALTIME); |
| |
| STRV_FOREACH(p, strv_skip(argv, 1)) { |
| _cleanup_(calendar_spec_freep) CalendarSpec *spec = NULL; |
| _cleanup_free_ char *t = NULL; |
| usec_t next; |
| |
| r = calendar_spec_from_string(*p, &spec); |
| if (r < 0) { |
| ret = log_error_errno(r, "Failed to parse calendar specification '%s': %m", *p); |
| continue; |
| } |
| |
| r = calendar_spec_normalize(spec); |
| if (r < 0) { |
| ret = log_error_errno(r, "Failed to normalize calendar specification '%s': %m", *p); |
| continue; |
| } |
| |
| r = calendar_spec_to_string(spec, &t); |
| if (r < 0) { |
| ret = log_error_errno(r, "Failed to format calendar specification '%s': %m", *p); |
| continue; |
| } |
| |
| if (!streq(t, *p)) |
| printf(" Original form: %s\n", *p); |
| |
| printf("Normalized form: %s\n", t); |
| |
| r = calendar_spec_next_usec(spec, n, &next); |
| if (r == -ENOENT) |
| printf(" Next elapse: never\n"); |
| else if (r < 0) { |
| ret = log_error_errno(r, "Failed to determine next elapse for '%s': %m", *p); |
| continue; |
| } else { |
| char buffer[CONST_MAX(FORMAT_TIMESTAMP_MAX, FORMAT_TIMESTAMP_RELATIVE_MAX)]; |
| |
| printf(" Next elapse: %s\n", format_timestamp(buffer, sizeof(buffer), next)); |
| |
| if (!in_utc_timezone()) |
| printf(" (in UTC): %s\n", format_timestamp_utc(buffer, sizeof(buffer), next)); |
| |
| printf(" From now: %s\n", format_timestamp_relative(buffer, sizeof(buffer), next)); |
| } |
| |
| if (*(p+1)) |
| putchar('\n'); |
| } |
| |
| return ret; |
| } |
| |
| static int service_watchdogs(int argc, char *argv[], void *userdata) { |
| _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; |
| _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; |
| int b, r; |
| |
| assert(IN_SET(argc, 1, 2)); |
| assert(argv); |
| |
| r = acquire_bus(&bus, NULL); |
| if (r < 0) |
| return log_error_errno(r, "Failed to create bus connection: %m"); |
| |
| /* get ServiceWatchdogs */ |
| if (argc == 1) { |
| r = sd_bus_get_property_trivial( |
| bus, |
| "org.freedesktop.systemd1", |
| "/org/freedesktop/systemd1", |
| "org.freedesktop.systemd1.Manager", |
| "ServiceWatchdogs", |
| &error, |
| 'b', |
| &b); |
| if (r < 0) |
| return log_error_errno(r, "Failed to get service-watchdog state: %s", bus_error_message(&error, r)); |
| |
| printf("%s\n", yes_no(!!b)); |
| |
| return 0; |
| } |
| |
| /* set ServiceWatchdogs */ |
| b = parse_boolean(argv[1]); |
| if (b < 0) { |
| log_error("Failed to parse service-watchdogs argument."); |
| return -EINVAL; |
| } |
| |
| r = sd_bus_set_property( |
| bus, |
| "org.freedesktop.systemd1", |
| "/org/freedesktop/systemd1", |
| "org.freedesktop.systemd1.Manager", |
| "ServiceWatchdogs", |
| &error, |
| "b", |
| b); |
| if (r < 0) |
| return log_error_errno(r, "Failed to set service-watchdog state: %s", bus_error_message(&error, r)); |
| |
| return 0; |
| } |
| |
| static int do_verify(int argc, char *argv[], void *userdata) { |
| return verify_units(strv_skip(argv, 1), arg_scope, arg_man, arg_generators); |
| } |
| |
| static int do_security(int argc, char *argv[], void *userdata) { |
| _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; |
| int r; |
| |
| r = acquire_bus(&bus, NULL); |
| if (r < 0) |
| return log_error_errno(r, "Failed to create bus connection: %m"); |
| |
| (void) pager_open(arg_no_pager, false); |
| |
| return analyze_security(bus, strv_skip(argv, 1), 0); |
| } |
| |
| static int help(int argc, char *argv[], void *userdata) { |
| |
| (void) pager_open(arg_no_pager, false); |
| |
| printf("%s [OPTIONS...] {COMMAND} ...\n\n" |
| "Profile systemd, show unit dependencies, check unit files.\n\n" |
| " -h --help Show this help\n" |
| " --version Show package version\n" |
| " --no-pager Do not pipe output into a pager\n" |
| " --system Operate on system systemd instance\n" |
| " --user Operate on user systemd instance\n" |
| " --global Operate on global user configuration\n" |
| " -H --host=[USER@]HOST Operate on remote host\n" |
| " -M --machine=CONTAINER Operate on local container\n" |
| " --order Show only order in the graph\n" |
| " --require Show only requirement in the graph\n" |
| " --from-pattern=GLOB Show only origins in the graph\n" |
| " --to-pattern=GLOB Show only destinations in the graph\n" |
| " --fuzz=SECONDS Also print also services which finished SECONDS\n" |
| " earlier than the latest in the branch\n" |
| " --man[=BOOL] Do [not] check for existence of man pages\n\n" |
| " --generators[=BOOL] Do [not] run unit generators (requires privileges)\n\n" |
| "Commands:\n" |
| " time Print time spent in the kernel\n" |
| " blame Print list of running units ordered by time to init\n" |
| " critical-chain [UNIT...] Print a tree of the time critical chain of units\n" |
| " plot Output SVG graphic showing service initialization\n" |
| " dot [UNIT...] Output dependency graph in man:dot(1) format\n" |
| " log-level [LEVEL] Get/set logging threshold for manager\n" |
| " log-target [TARGET] Get/set logging target for manager\n" |
| " dump Output state serialization of service manager\n" |
| " cat-config Show configuration file and drop-ins\n" |
| " unit-paths List load directories for units\n" |
| " syscall-filter [NAME...] Print list of syscalls in seccomp filter\n" |
| " verify FILE... Check unit files for correctness\n" |
| " calendar SPEC... Validate repetitive calendar time events\n" |
| " service-watchdogs [BOOL] Get/set service watchdog state\n" |
| " security [UNIT...] Analyze security of unit\n" |
| , program_invocation_short_name); |
| |
| /* When updating this list, including descriptions, apply |
| * changes to shell-completion/bash/systemd-analyze and |
| * shell-completion/zsh/_systemd-analyze too. */ |
| |
| return 0; |
| } |
| |
| static int parse_argv(int argc, char *argv[]) { |
| enum { |
| ARG_VERSION = 0x100, |
| ARG_ORDER, |
| ARG_REQUIRE, |
| ARG_ROOT, |
| ARG_SYSTEM, |
| ARG_USER, |
| ARG_GLOBAL, |
| ARG_DOT_FROM_PATTERN, |
| ARG_DOT_TO_PATTERN, |
| ARG_FUZZ, |
| ARG_NO_PAGER, |
| ARG_MAN, |
| ARG_GENERATORS, |
| }; |
| |
| static const struct option options[] = { |
| { "help", no_argument, NULL, 'h' }, |
| { "version", no_argument, NULL, ARG_VERSION }, |
| { "order", no_argument, NULL, ARG_ORDER }, |
| { "require", no_argument, NULL, ARG_REQUIRE }, |
| { "root", required_argument, NULL, ARG_ROOT }, |
| { "system", no_argument, NULL, ARG_SYSTEM }, |
| { "user", no_argument, NULL, ARG_USER }, |
| { "global", no_argument, NULL, ARG_GLOBAL }, |
| { "from-pattern", required_argument, NULL, ARG_DOT_FROM_PATTERN }, |
| { "to-pattern", required_argument, NULL, ARG_DOT_TO_PATTERN }, |
| { "fuzz", required_argument, NULL, ARG_FUZZ }, |
| { "no-pager", no_argument, NULL, ARG_NO_PAGER }, |
| { "man", optional_argument, NULL, ARG_MAN }, |
| { "generators", optional_argument, NULL, ARG_GENERATORS }, |
| { "host", required_argument, NULL, 'H' }, |
| { "machine", required_argument, NULL, 'M' }, |
| {} |
| }; |
| |
| int r, c; |
| |
| assert(argc >= 0); |
| assert(argv); |
| |
| while ((c = getopt_long(argc, argv, "hH:M:", options, NULL)) >= 0) |
| switch (c) { |
| |
| case 'h': |
| return help(0, NULL, NULL); |
| |
| case ARG_VERSION: |
| return version(); |
| |
| case ARG_ROOT: |
| arg_root = optarg; |
| break; |
| |
| case ARG_SYSTEM: |
| arg_scope = UNIT_FILE_SYSTEM; |
| break; |
| |
| case ARG_USER: |
| arg_scope = UNIT_FILE_USER; |
| break; |
| |
| case ARG_GLOBAL: |
| arg_scope = UNIT_FILE_GLOBAL; |
| break; |
| |
| case ARG_ORDER: |
| arg_dot = DEP_ORDER; |
| break; |
| |
| case ARG_REQUIRE: |
| arg_dot = DEP_REQUIRE; |
| break; |
| |
| case ARG_DOT_FROM_PATTERN: |
| if (strv_extend(&arg_dot_from_patterns, optarg) < 0) |
| return log_oom(); |
| |
| break; |
| |
| case ARG_DOT_TO_PATTERN: |
| if (strv_extend(&arg_dot_to_patterns, optarg) < 0) |
| return log_oom(); |
| |
| break; |
| |
| case ARG_FUZZ: |
| r = parse_sec(optarg, &arg_fuzz); |
| if (r < 0) |
| return r; |
| break; |
| |
| case ARG_NO_PAGER: |
| arg_no_pager = true; |
| break; |
| |
| case 'H': |
| arg_transport = BUS_TRANSPORT_REMOTE; |
| arg_host = optarg; |
| break; |
| |
| case 'M': |
| arg_transport = BUS_TRANSPORT_MACHINE; |
| arg_host = optarg; |
| break; |
| |
| case ARG_MAN: |
| if (optarg) { |
| r = parse_boolean(optarg); |
| if (r < 0) { |
| log_error("Failed to parse --man= argument."); |
| return -EINVAL; |
| } |
| |
| arg_man = r; |
| } else |
| arg_man = true; |
| |
| break; |
| |
| case ARG_GENERATORS: |
| if (optarg) { |
| r = parse_boolean(optarg); |
| if (r < 0) { |
| log_error("Failed to parse --generators= argument."); |
| return -EINVAL; |
| } |
| |
| arg_generators = r; |
| } else |
| arg_generators = true; |
| |
| break; |
| |
| case '?': |
| return -EINVAL; |
| |
| default: |
| assert_not_reached("Unhandled option code."); |
| } |
| |
| if (arg_scope == UNIT_FILE_GLOBAL && |
| !STR_IN_SET(argv[optind] ?: "time", "dot", "unit-paths", "verify")) { |
| log_error("Option --global only makes sense with verbs dot, unit-paths, verify."); |
| return -EINVAL; |
| } |
| |
| if (arg_root && !streq_ptr(argv[optind], "cat-config")) { |
| log_error("Option --root is only supported for cat-config right now."); |
| return -EINVAL; |
| } |
| |
| return 1; /* work to do */ |
| } |
| |
| int main(int argc, char *argv[]) { |
| |
| static const Verb verbs[] = { |
| { "help", VERB_ANY, VERB_ANY, 0, help }, |
| { "time", VERB_ANY, 1, VERB_DEFAULT, analyze_time }, |
| { "blame", VERB_ANY, 1, 0, analyze_blame }, |
| { "critical-chain", VERB_ANY, VERB_ANY, 0, analyze_critical_chain }, |
| { "plot", VERB_ANY, 1, 0, analyze_plot }, |
| { "dot", VERB_ANY, VERB_ANY, 0, dot }, |
| { "log-level", VERB_ANY, 2, 0, get_or_set_log_level }, |
| { "log-target", VERB_ANY, 2, 0, get_or_set_log_target }, |
| /* The following four verbs are deprecated aliases */ |
| { "set-log-level", 2, 2, 0, set_log_level }, |
| { "get-log-level", VERB_ANY, 1, 0, get_log_level }, |
| { "set-log-target", 2, 2, 0, set_log_target }, |
| { "get-log-target", VERB_ANY, 1, 0, get_log_target }, |
| { "dump", VERB_ANY, 1, 0, dump }, |
| { "cat-config", 2, VERB_ANY, 0, cat_config }, |
| { "unit-paths", 1, 1, 0, dump_unit_paths }, |
| { "syscall-filter", VERB_ANY, VERB_ANY, 0, dump_syscall_filters }, |
| { "verify", 2, VERB_ANY, 0, do_verify }, |
| { "calendar", 2, VERB_ANY, 0, test_calendar }, |
| { "service-watchdogs", VERB_ANY, 2, 0, service_watchdogs }, |
| { "security", VERB_ANY, VERB_ANY, 0, do_security }, |
| {} |
| }; |
| |
| int r; |
| |
| setlocale(LC_ALL, ""); |
| setlocale(LC_NUMERIC, "C"); /* we want to format/parse floats in C style */ |
| |
| log_parse_environment(); |
| log_open(); |
| |
| r = parse_argv(argc, argv); |
| if (r <= 0) |
| goto finish; |
| |
| r = dispatch_verb(argc, argv, verbs, NULL); |
| |
| finish: |
| pager_close(); |
| |
| strv_free(arg_dot_from_patterns); |
| strv_free(arg_dot_to_patterns); |
| |
| return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS; |
| } |