| /* SPDX-License-Identifier: LGPL-2.1-or-later */ |
| |
| #include "analyze.h" |
| #include "analyze-plot.h" |
| #include "analyze-time-data.h" |
| #include "bus-error.h" |
| #include "bus-map-properties.h" |
| #include "format-table.h" |
| #include "os-util.h" |
| #include "sort-util.h" |
| #include "version.h" |
| |
| #define SCALE_X (0.1 / 1000.0) /* pixels per us */ |
| #define SCALE_Y (20.0) |
| |
| #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) |
| |
| |
| typedef struct HostInfo { |
| char *hostname; |
| char *kernel_name; |
| char *kernel_release; |
| char *kernel_version; |
| char *os_pretty_name; |
| char *virtualization; |
| char *architecture; |
| } HostInfo; |
| |
| static HostInfo *free_host_info(HostInfo *hi) { |
| if (!hi) |
| return NULL; |
| |
| 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); |
| return mfree(hi); |
| } |
| |
| DEFINE_TRIVIAL_CLEANUP_FUNC(HostInfo *, free_host_info); |
| |
| static int acquire_host_info(sd_bus *bus, HostInfo **hi) { |
| static const struct bus_properties_map hostname_map[] = { |
| { "Hostname", "s", NULL, offsetof(HostInfo, hostname) }, |
| { "KernelName", "s", NULL, offsetof(HostInfo, kernel_name) }, |
| { "KernelRelease", "s", NULL, offsetof(HostInfo, kernel_release) }, |
| { "KernelVersion", "s", NULL, offsetof(HostInfo, kernel_version) }, |
| { "OperatingSystemPrettyName", "s", NULL, offsetof(HostInfo, os_pretty_name) }, |
| {} |
| }; |
| |
| static const struct bus_properties_map manager_map[] = { |
| { "Virtualization", "s", NULL, offsetof(HostInfo, virtualization) }, |
| { "Architecture", "s", NULL, offsetof(HostInfo, architecture) }, |
| {} |
| }; |
| |
| _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; |
| _cleanup_(sd_bus_flush_close_unrefp) sd_bus *system_bus = NULL; |
| _cleanup_(free_host_infop) HostInfo *host = NULL; |
| int r; |
| |
| host = new0(HostInfo, 1); |
| if (!host) |
| return log_oom(); |
| |
| if (arg_scope != LOOKUP_SCOPE_SYSTEM) { |
| r = bus_connect_transport(arg_transport, arg_host, false, &system_bus); |
| if (r < 0) { |
| log_debug_errno(r, "Failed to connect to system bus, ignoring: %m"); |
| goto manager; |
| } |
| } |
| |
| r = bus_map_all_properties( |
| system_bus ? : 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, ignoring: %s", |
| bus_error_message(&error, r)); |
| sd_bus_error_free(&error); |
| } |
| |
| manager: |
| 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 compare_unit_start(const UnitTimes *a, const UnitTimes *b) { |
| return CMP(a->activating, b->activating); |
| } |
| |
| static void svg_graph_box(double height, double begin, double end) { |
| /* outside box, fill */ |
| svg("<rect class=\"box\" x=\"0\" y=\"0\" width=\"%.03f\" height=\"%.03f\" />\n", |
| SCALE_X * (end - begin), |
| SCALE_Y * height); |
| |
| for (long long 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 plot_unit_times(UnitTimes *u, double width, int y) { |
| bool b; |
| |
| if (!u->name) |
| return 0; |
| |
| 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(u->time, USEC_PER_MSEC)); |
| else |
| svg_text(b, u->activating, y, "%s", u->name); |
| |
| return 1; |
| } |
| |
| static void limit_times_to_boot(const BootTimes *boot, UnitTimes *u) { |
| 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->deactivating > boot->finish_time) |
| u->deactivating = boot->finish_time; |
| if (u->deactivated < u->deactivating || u->deactivated > boot->finish_time) |
| u->deactivated = boot->finish_time; |
| } |
| |
| static int produce_plot_as_svg( |
| UnitTimes *times, |
| const HostInfo *host, |
| const BootTimes *boot, |
| const char *pretty_times) { |
| int m = 1, y = 0; |
| UnitTimes *u; |
| double width; |
| |
| 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_done_time > 0) |
| m++; |
| |
| for (u = times; u->has_data; u++) { |
| double text_start, text_width; |
| |
| if (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; |
| |
| limit_times_to_boot(boot, u); |
| |
| 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", GIT_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 (host) |
| svg("<text x=\"20\" y=\"30\">%s %s (%s %s %s) %s %s</text>", |
| os_release_pretty_name(host->os_pretty_name, NULL), |
| 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_done_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); |
| if (boot->initrd_security_start_time < boot->initrd_security_finish_time) |
| svg_bar("security", boot->initrd_security_start_time, boot->initrd_security_finish_time, y); |
| if (boot->initrd_generators_start_time < boot->initrd_generators_finish_time) |
| svg_bar("generators", boot->initrd_generators_start_time, boot->initrd_generators_finish_time, y); |
| if (boot->initrd_unitsload_start_time < boot->initrd_unitsload_finish_time) |
| svg_bar("unitsload", boot->initrd_unitsload_start_time, boot->initrd_unitsload_finish_time, y); |
| svg_text(true, boot->initrd_time, y, "initrd"); |
| y++; |
| } |
| |
| for (u = times; u->has_data; u++) { |
| if (u->activating >= boot->userspace_time) |
| break; |
| |
| y += plot_unit_times(u, width, y); |
| } |
| |
| svg_bar("active", boot->userspace_time, boot->finish_time, y); |
| if (boot->security_start_time > 0) |
| 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->has_data; u++) |
| y += plot_unit_times(u, width, 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++; |
| if (boot->security_start_time > 0) { |
| 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 show_table(Table *table, const char *word) { |
| int r; |
| |
| assert(table); |
| assert(word); |
| |
| if (table_get_rows(table) > 1) { |
| table_set_header(table, arg_legend); |
| |
| if (!FLAGS_SET(arg_json_format_flags, JSON_FORMAT_OFF)) |
| r = table_print_json(table, NULL, arg_json_format_flags | JSON_FORMAT_COLOR_AUTO); |
| else |
| r = table_print(table, NULL); |
| if (r < 0) |
| return table_log_print_error(r); |
| } |
| |
| if (arg_legend) { |
| if (table_get_rows(table) > 1) |
| printf("\n%zu %s listed.\n", table_get_rows(table) - 1, word); |
| else |
| printf("No %s.\n", word); |
| } |
| |
| return 0; |
| } |
| |
| static int produce_plot_as_text(UnitTimes *times, const BootTimes *boot) { |
| _cleanup_(table_unrefp) Table *table = NULL; |
| int r; |
| |
| table = table_new("name", "activated", "activating", "time", "deactivated", "deactivating"); |
| if (!table) |
| return log_oom(); |
| |
| for (; times->has_data; times++) { |
| limit_times_to_boot(boot, times); |
| |
| r = table_add_many( |
| table, |
| TABLE_STRING, times->name, |
| TABLE_TIMESPAN_MSEC, times->activated, |
| TABLE_TIMESPAN_MSEC, times->activating, |
| TABLE_TIMESPAN_MSEC, times->time, |
| TABLE_TIMESPAN_MSEC, times->deactivated, |
| TABLE_TIMESPAN_MSEC, times->deactivating); |
| if (r < 0) |
| return table_log_add_error(r); |
| } |
| |
| return show_table(table, "Units"); |
| } |
| |
| int verb_plot(int argc, char *argv[], void *userdata) { |
| _cleanup_(free_host_infop) HostInfo *host = NULL; |
| _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; |
| _cleanup_(unit_times_free_arrayp) UnitTimes *times = NULL; |
| _cleanup_free_ char *pretty_times = NULL; |
| bool use_full_bus = arg_scope == LOOKUP_SCOPE_SYSTEM; |
| BootTimes *boot; |
| int n, r; |
| |
| r = acquire_bus(&bus, &use_full_bus); |
| if (r < 0) |
| return bus_log_connect_error(r, arg_transport); |
| |
| 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 || arg_scope != LOOKUP_SCOPE_SYSTEM) { |
| n = acquire_host_info(bus, &host); |
| if (n < 0) |
| return n; |
| } |
| |
| n = acquire_time_data(bus, ×); |
| if (n <= 0) |
| return n; |
| |
| typesafe_qsort(times, n, compare_unit_start); |
| |
| if (!FLAGS_SET(arg_json_format_flags, JSON_FORMAT_OFF) || arg_table) |
| r = produce_plot_as_text(times, boot); |
| else |
| r = produce_plot_as_svg(times, host, boot, pretty_times); |
| if (r < 0) |
| return r; |
| |
| return EXIT_SUCCESS; |
| } |
