#include "special.h"
#include "hashmap.h"
#include "pager.h"
+#include "analyze-verify.h"
#define SCALE_X (0.1 / 1000.0) /* pixels per us */
#define SCALE_Y (20.0)
static BusTransport arg_transport = BUS_TRANSPORT_LOCAL;
static char *arg_host = NULL;
static bool arg_user = false;
+static bool arg_man = true;
struct boot_times {
usec_t firmware_time;
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)
((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;
return c;
fail:
- free_unit_times(unit_times, (unsigned) c);
+ if (unit_times)
+ free_unit_times(unit_times, (unsigned) c);
return r;
}
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;
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);
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);
svg("<rect class=\"background\" width=\"100%%\" height=\"100%%\" />\n");
svg("<text x=\"20\" y=\"50\">%s</text>", pretty_times);
- svg("<text x=\"20\" y=\"30\">%s %s (%s %s) %s</text>",
- isempty(osname) ? "Linux" : osname,
- name.nodename, name.release, name.version, name.machine);
+ svg("<text x=\"20\" y=\"30\">%s %s (%s %s %s) %s %s</text>",
+ 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("<g transform=\"translate(%.3f,100)\">\n", 20.0 + (SCALE_X * boot->firmware_time));
svg_graph_box(m, -(double) boot->firmware_time, boot->finish_time);
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,
char ts[FORMAT_TIMESPAN_MAX];
struct unit_times *times;
int r;
- const char *path, *id;
+ const char *id;
+ _cleanup_free_ char *path = NULL;
_cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
struct boot_times *boot;
if (n <= 0)
return n;
- h = hashmap_new(string_hash_func, string_compare_func);
+ h = hashmap_new(&string_hash_ops);
if (!h)
return -ENOMEM;
return 0;
}
-static int help(void) {
+static void help(void) {
pager_open_if_enabled();
printf("%s [OPTIONS...] {COMMAND} ...\n\n"
- "Process systemd profiling information.\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 Connect to system manager\n"
- " --user Connect to user manager\n"
+ " --system Operate on system systemd instance\n"
+ " --user Operate on user systemd instance\n"
" -H --host=[USER@]HOST Operate on remote host\n"
" -M --machine=CONTAINER Operate on local container\n"
- " --order When generating a dependency graph, show only order\n"
- " --require When generating a dependency graph, show only requirement\n"
- " --from-pattern=GLOB, --to-pattern=GLOB\n"
- " When generating a dependency graph, filter only origins\n"
- " or destinations, respectively\n"
- " --fuzz=TIMESPAN When printing the tree of the critical chain, print also\n"
- " services, which finished TIMESPAN earlier, than the\n"
- " latest in the branch. The unit of TIMESPAN is seconds\n"
- " unless specified with a different unit, i.e. 50ms\n\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"
"Commands:\n"
- " time Print time spent in the kernel before reaching userspace\n"
+ " time Print time spent in the kernel\n"
" blame Print list of running units ordered by time to init\n"
" critical-chain Print a tree of the time critical chain of units\n"
" plot Output SVG graphic showing service initialization\n"
" dot Output dependency graph in dot(1) format\n"
" set-log-level LEVEL Set logging threshold for systemd\n"
- " dump Output state serialization of service manager\n",
- program_invocation_short_name);
+ " dump Output state serialization of service manager\n"
+ " verify FILE... Check unit files for correctness\n"
+ , program_invocation_short_name);
/* When updating this list, including descriptions, apply
- * changes to shell-completion/bash/systemd and
- * shell-completion/systemd-zsh-completion.zsh too. */
-
- return 0;
+ * changes to shell-completion/bash/systemd-analyze and
+ * shell-completion/zsh/_systemd-analyze too. */
}
static int parse_argv(int argc, char *argv[]) {
ARG_DOT_FROM_PATTERN,
ARG_DOT_TO_PATTERN,
ARG_FUZZ,
- ARG_NO_PAGER
+ ARG_NO_PAGER,
+ ARG_MAN,
};
static const struct option options[] = {
{ "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 },
{ "host", required_argument, NULL, 'H' },
{ "machine", required_argument, NULL, 'M' },
{}
assert(argc >= 0);
assert(argv);
- while ((c = getopt_long(argc, argv, "hH:M:", options, NULL)) >= 0) {
-
+ while ((c = getopt_long(argc, argv, "hH:M:", options, NULL)) >= 0)
switch (c) {
case 'h':
- return help();
+ help();
+ return 0;
case ARG_VERSION:
puts(PACKAGE_STRING);
break;
case 'M':
- arg_transport = BUS_TRANSPORT_CONTAINER;
+ 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 '?':
return -EINVAL;
default:
- assert_not_reached("Unhandled option");
+ assert_not_reached("Unhandled option code.");
}
- }
- return 1;
+ return 1; /* work to do */
}
int main(int argc, char *argv[]) {
- _cleanup_bus_unref_ sd_bus *bus = NULL;
int r;
setlocale(LC_ALL, "");
if (r <= 0)
goto finish;
- r = bus_open_transport(arg_transport, arg_host, arg_user, &bus);
- if (r < 0) {
- log_error("Failed to create bus connection: %s", strerror(-r));
- goto finish;
- }
+ if (streq_ptr(argv[optind], "verify"))
+ r = verify_units(argv+optind+1,
+ arg_user ? SYSTEMD_USER : SYSTEMD_SYSTEM,
+ arg_man);
+ else {
+ _cleanup_bus_close_unref_ sd_bus *bus = NULL;
+
+ r = bus_open_transport_systemd(arg_transport, arg_host, arg_user, &bus);
+ if (r < 0) {
+ log_error_errno(r, "Failed to create bus connection: %m");
+ goto finish;
+ }
- if (!argv[optind] || streq(argv[optind], "time"))
- r = analyze_time(bus);
- else if (streq(argv[optind], "blame"))
- r = analyze_blame(bus);
- else if (streq(argv[optind], "critical-chain"))
- r = analyze_critical_chain(bus, argv+optind+1);
- else if (streq(argv[optind], "plot"))
- r = analyze_plot(bus);
- else if (streq(argv[optind], "dot"))
- r = dot(bus, argv+optind+1);
- else if (streq(argv[optind], "dump"))
- r = dump(bus, argv+optind+1);
- else if (streq(argv[optind], "set-log-level"))
- r = set_log_level(bus, argv+optind+1);
- else
- log_error("Unknown operation '%s'.", argv[optind]);
+ if (!argv[optind] || streq(argv[optind], "time"))
+ r = analyze_time(bus);
+ else if (streq(argv[optind], "blame"))
+ r = analyze_blame(bus);
+ else if (streq(argv[optind], "critical-chain"))
+ r = analyze_critical_chain(bus, argv+optind+1);
+ else if (streq(argv[optind], "plot"))
+ r = analyze_plot(bus);
+ else if (streq(argv[optind], "dot"))
+ r = dot(bus, argv+optind+1);
+ else if (streq(argv[optind], "dump"))
+ r = dump(bus, argv+optind+1);
+ else if (streq(argv[optind], "set-log-level"))
+ r = set_log_level(bus, argv+optind+1);
+ else
+ log_error("Unknown operation '%s'.", argv[optind]);
+ }
finish:
pager_close();