X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=src%2Fanalyze%2Fanalyze.c;h=b8b47ed3963ee3a3fbf8953c951202595ab9b086;hp=e149b152ef2de9eeb5fefac02c9a34def78569ea;hb=6a41c9e288fc9483aa98151338501f7654c229b6;hpb=988b9df29fa01a305eeb073153e7d5113a5ae537
diff --git a/src/analyze/analyze.c b/src/analyze/analyze.c
index e149b152e..b8b47ed39 100644
--- a/src/analyze/analyze.c
+++ b/src/analyze/analyze.c
@@ -41,9 +41,10 @@
#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
+#define SCALE_Y (20.0)
#define compare(a, b) (((a) > (b))? 1 : (((b) > (a))? -1 : 0))
@@ -74,6 +75,7 @@ static bool arg_no_pager = false;
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;
@@ -83,25 +85,14 @@ struct boot_times {
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;
};
-struct unit_info {
- const char *id;
- const char *description;
- const char *load_state;
- const char *active_state;
- const char *sub_state;
- const char *following;
- const char *unit_path;
- uint32_t job_id;
- const char *job_type;
- const char *job_path;
-};
-
struct unit_times {
char *name;
usec_t activating;
@@ -111,6 +102,16 @@ 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)
@@ -181,21 +182,6 @@ 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;
@@ -205,34 +191,13 @@ static void free_unit_times(struct unit_times *t, unsigned n) {
free(t);
}
-static int bus_parse_unit_info(sd_bus_message *message, struct unit_info *u) {
- int r = 0;
-
- assert(message);
- assert(u);
-
- r = sd_bus_message_read(message, "(ssssssouso)", &u->id,
- &u->description,
- &u->load_state,
- &u->active_state,
- &u->sub_state,
- &u->following,
- &u->unit_path,
- &u->job_id,
- &u->job_type,
- &u->job_path);
- if (r < 0)
- return bus_log_parse_error(r);
-
- return r;
-}
-
static int acquire_time_data(sd_bus *bus, struct unit_times **out) {
_cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
- int r, c = 0, n_units = 0;
+ int r, c = 0;
struct unit_times *unit_times = NULL;
- struct unit_info u;
+ size_t size = 0;
+ UnitInfo u;
r = sd_bus_call_method(
bus,
@@ -256,22 +221,11 @@ static int acquire_time_data(sd_bus *bus, struct unit_times **out) {
while ((r = bus_parse_unit_info(reply, &u)) > 0) {
struct unit_times *t;
- if (r < 0)
+ if (!GREEDY_REALLOC(unit_times, size, c+1)) {
+ r = log_oom();
goto fail;
-
- if (c >= n_units) {
- struct unit_times *w;
-
- n_units = MAX(2*c, 16);
- w = realloc(unit_times, sizeof(struct unit_times) * n_units);
-
- if (!w) {
- r = log_oom();
- goto fail;
- }
-
- unit_times = w;
}
+
t = unit_times+c;
t->name = NULL;
@@ -314,6 +268,10 @@ static int acquire_time_data(sd_bus *bus, struct unit_times **out) {
}
c++;
}
+ if (r < 0) {
+ bus_log_parse_error(r);
+ goto fail;
+ }
*out = unit_times;
return c;
@@ -362,6 +320,16 @@ static int acquire_boot_times(sd_bus *bus, struct boot_times **bt) {
"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",
@@ -401,6 +369,63 @@ 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;
@@ -466,10 +491,10 @@ 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);
@@ -480,12 +505,13 @@ 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);
@@ -564,6 +590,7 @@ static int analyze_plot(sd_bus *bus) {
" 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"
@@ -579,12 +606,17 @@ 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);
@@ -607,6 +639,7 @@ static int analyze_plot(sd_bus *bus) {
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");
@@ -633,7 +666,10 @@ 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");
@@ -644,6 +680,9 @@ static int analyze_plot(sd_bus *bus) {
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++;
@@ -657,7 +696,10 @@ 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,
@@ -666,7 +708,7 @@ 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));
@@ -764,7 +806,7 @@ static int list_dependencies_one(sd_bus *bus, const char *name, unsigned int lev
}
}
- if(!to_print)
+ if (!to_print)
return r;
STRV_FOREACH(c, deps) {
@@ -927,7 +969,7 @@ static int analyze_time(sd_bus *bus) {
return 0;
}
-static int graph_one_property(sd_bus *bus, const struct unit_info *u, const char* prop, const char *color, char* patterns[]) {
+static int graph_one_property(sd_bus *bus, const UnitInfo *u, const char* prop, const char *color, char* patterns[]) {
_cleanup_strv_free_ char **units = NULL;
char **unit;
int r;
@@ -988,7 +1030,7 @@ static int graph_one_property(sd_bus *bus, const struct unit_info *u, const char
return 0;
}
-static int graph_one(sd_bus *bus, const struct unit_info *u, char *patterns[]) {
+static int graph_one(sd_bus *bus, const UnitInfo *u, char *patterns[]) {
int r;
assert(bus);
@@ -1028,7 +1070,7 @@ static int dot(sd_bus *bus, char* patterns[]) {
_cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
int r;
- struct unit_info u;
+ UnitInfo u;
r = sd_bus_call_method(
bus,
@@ -1051,10 +1093,13 @@ static int dot(sd_bus *bus, char* patterns[]) {
printf("digraph systemd {\n");
while ((r = bus_parse_unit_info(reply, &u)) > 0) {
+
r = graph_one(bus, &u, patterns);
if (r < 0)
return r;
}
+ if (r < 0)
+ return bus_log_parse_error(r);
printf("}\n");
@@ -1135,17 +1180,17 @@ static int set_log_level(sd_bus *bus, char **args) {
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"
@@ -1156,7 +1201,8 @@ static int help(void) {
" --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"
+ " unless specified with a different unit, i.e. 50ms\n"
+ " --no-man Do not check for existence of man pages\n\n"
"Commands:\n"
" time Print time spent in the kernel before reaching userspace\n"
" blame Print list of running units ordered by time to init\n"
@@ -1164,14 +1210,13 @@ static int help(void) {
" 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[]) {
@@ -1184,7 +1229,8 @@ 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_NO_MAN,
};
static const struct option options[] = {
@@ -1198,6 +1244,9 @@ static int parse_argv(int argc, char *argv[]) {
{ "to-pattern", required_argument, NULL, ARG_DOT_TO_PATTERN },
{ "fuzz", required_argument, NULL, ARG_FUZZ },
{ "no-pager", no_argument, NULL, ARG_NO_PAGER },
+ { "no-man", no_argument, NULL, ARG_NO_MAN },
+ { "host", required_argument, NULL, 'H' },
+ { "machine", required_argument, NULL, 'M' },
{}
};
@@ -1206,12 +1255,12 @@ static int parse_argv(int argc, char *argv[]) {
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);
@@ -1266,19 +1315,21 @@ static int parse_argv(int argc, char *argv[]) {
arg_host = optarg;
break;
+ case ARG_NO_MAN:
+ arg_man = false;
+ 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, "");
@@ -1290,28 +1341,36 @@ int main(int argc, char *argv[]) {
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("Failed to create bus connection: %s", strerror(-r));
+ 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();