X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=src%2Fanalyze%2Fanalyze.c;h=0a4190ceb4e7d995023b76400ebd0c73c04ca42a;hp=459f87957f1a207f13915b14ad2219fd78100004;hb=1f89214e6e990a0b552f6854f87f8514ca384956;hpb=f168c27313e4d7b0aabee037dc9c78a5799f0597 diff --git a/src/analyze/analyze.c b/src/analyze/analyze.c index 459f87957..0a4190ceb 100644 --- a/src/analyze/analyze.c +++ b/src/analyze/analyze.c @@ -43,7 +43,7 @@ #include "pager.h" #define SCALE_X (0.1 / 1000.0) /* pixels per us */ -#define SCALE_Y 20.0 +#define SCALE_Y (20.0) #define compare(a, b) (((a) > (b))? 1 : (((b) > (a))? -1 : 0)) @@ -100,6 +100,16 @@ struct unit_times { 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 void pager_open_if_enabled(void) { if (arg_no_pager) @@ -170,21 +180,6 @@ static int compare_unit_start(const void *a, const void *b) { ((struct unit_times *)b)->activating); } -static int get_os_name(char **_n) { - char *n = NULL; - int r; - - r = parse_env_file("/etc/os-release", NEWLINE, "PRETTY_NAME", &n, NULL); - if (r < 0) - return r; - - if (!n) - return -ENOENT; - - *_n = n; - return 0; -} - static void free_unit_times(struct unit_times *t, unsigned n) { struct unit_times *p; @@ -372,6 +367,63 @@ finish: return 0; } +static void free_host_info(struct host_info *hi) { + 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); +} + +static int acquire_host_info(sd_bus *bus, struct host_info **hi) { + int r; + struct host_info *host; + + 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) }, + {} + }; + + 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, + host); + if (r < 0) + goto fail; + + r = bus_map_all_properties(bus, + "org.freedesktop.systemd1", + "/org/freedesktop/systemd1", + manager_map, + host); + if (r < 0) + goto fail; + + *hi = host; + return 0; +fail: + free_host_info(host); + return r; +} + static int pretty_boot_time(sd_bus *bus, char **_buf) { char ts[FORMAT_TIMESPAN_MAX]; struct boot_times *t; @@ -437,10 +489,10 @@ static void svg_graph_box(double height, double begin, double end) { static int analyze_plot(sd_bus *bus) { struct unit_times *times; struct boot_times *boot; - struct utsname name; + struct host_info *host = NULL; int n, m = 1, y=0; double width; - _cleanup_free_ char *pretty_times = NULL, *osname = NULL; + _cleanup_free_ char *pretty_times = NULL; struct unit_times *u; n = acquire_boot_times(bus, &boot); @@ -451,12 +503,13 @@ static int analyze_plot(sd_bus *bus) { if (n < 0) return n; - get_os_name(&osname); - assert_se(uname(&name) >= 0); + n = acquire_host_info(bus, &host); + if (n < 0) + return n; n = acquire_time_data(bus, ×); if (n <= 0) - return n; + goto out; qsort(times, n, sizeof(struct unit_times), compare_unit_start); @@ -551,12 +604,17 @@ static int analyze_plot(sd_bus *bus) { svg("\n"); svg("%s", pretty_times); - svg("%s %s (%s %s) %s", - isempty(osname) ? "Linux" : osname, - name.nodename, name.release, name.version, name.machine); + svg("%s %s (%s %s %s) %s %s", + isempty(host->os_pretty_name) ? "Linux" : host->os_pretty_name, + isempty(host->hostname) ? "" : host->hostname, + isempty(host->kernel_name) ? "" : host->kernel_name, + isempty(host->kernel_release) ? "" : host->kernel_release, + isempty(host->kernel_version) ? "" : host->kernel_version, + isempty(host->architecture) ? "" : host->architecture, + isempty(host->virtualization) ? "" : host->virtualization); svg("\n", 20.0 + (SCALE_X * boot->firmware_time)); - svg_graph_box(m, -boot->firmware_time, boot->finish_time); + svg_graph_box(m, -(double) boot->firmware_time, boot->finish_time); if (boot->firmware_time) { svg_bar("firmware", -(double) boot->firmware_time, -(double) boot->loader_time, y); @@ -606,7 +664,10 @@ static int analyze_plot(sd_bus *bus) { y++; } + svg("\n"); + /* Legend */ + svg("\n"); y++; svg_bar("activating", 0, 300000, y); svg_text(true, 400000, y, "Activating"); @@ -633,7 +694,10 @@ static int analyze_plot(sd_bus *bus) { free_unit_times(times, (unsigned) n); - return 0; + n = 0; +out: + free_host_info(host); + return n; } static int list_dependencies_print(const char *name, unsigned int level, unsigned int branches, @@ -642,7 +706,7 @@ static int list_dependencies_print(const char *name, unsigned int level, unsigne char ts[FORMAT_TIMESPAN_MAX], ts2[FORMAT_TIMESPAN_MAX]; for (i = level; i != 0; i--) - printf("%s", draw_special_char(branches & (1 << (i-1)) ? DRAW_TREE_VERT : DRAW_TREE_SPACE)); + printf("%s", draw_special_char(branches & (1 << (i-1)) ? DRAW_TREE_VERTICAL : DRAW_TREE_SPACE)); printf("%s", draw_special_char(last ? DRAW_TREE_RIGHT : DRAW_TREE_BRANCH)); @@ -1271,7 +1335,7 @@ int main(int argc, char *argv[]) { if (r <= 0) goto finish; - r = bus_open_transport(arg_transport, arg_host, arg_user, &bus); + r = bus_open_transport_systemd(arg_transport, arg_host, arg_user, &bus); if (r < 0) { log_error("Failed to create bus connection: %s", strerror(-r)); goto finish;