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analyze: add --base-time= to specify base time for 'calendar' verb

This commit is contained in:
Lennart Poettering 2019-11-13 12:55:39 +01:00
parent 437f48a471
commit 985c18802d
1 changed files with 15 additions and 1 deletions
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16
src/analyze/analyze.c
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@ -84,6 +84,7 @@ static bool arg_man = true;
static bool arg_generators = false;
static const char *arg_root = NULL;
static unsigned arg_iterations = 1;
static usec_t arg_base_time = USEC_INFINITY;
STATIC_DESTRUCTOR_REGISTER(arg_dot_from_patterns, strv_freep);
STATIC_DESTRUCTOR_REGISTER(arg_dot_to_patterns, strv_freep);
@ -2136,7 +2137,10 @@ static int test_calendar(int argc, char *argv[], void *userdata) {
char **p;
usec_t n;
n = now(CLOCK_REALTIME); /* We want to use the same "base" for all expressions */
if (arg_base_time != USEC_INFINITY)
n = arg_base_time;
else
n = now(CLOCK_REALTIME); /* We want to use the same "base" for all expressions */
STRV_FOREACH(p, strv_skip(argv, 1)) {
r = test_calendar_one(n, *p);
@ -2258,6 +2262,7 @@ static int help(int argc, char *argv[], void *userdata) {
" --man[=BOOL] Do [not] check for existence of man pages\n"
" --generators[=BOOL] Do [not] run unit generators (requires privileges)\n"
" --iterations=N Show the specified number of iterations\n"
" --base-time=TIMESTAMP Calculate calendar times relative to specified time\n"
"\nCommands:\n"
" time Print time spent in the kernel\n"
" blame Print list of running units ordered by time to init\n"
@ -2307,6 +2312,7 @@ static int parse_argv(int argc, char *argv[]) {
ARG_MAN,
ARG_GENERATORS,
ARG_ITERATIONS,
ARG_BASE_TIME,
};
static const struct option options[] = {
@ -2327,6 +2333,7 @@ static int parse_argv(int argc, char *argv[]) {
{ "host", required_argument, NULL, 'H' },
{ "machine", required_argument, NULL, 'M' },
{ "iterations", required_argument, NULL, ARG_ITERATIONS },
{ "base-time", required_argument, NULL, ARG_BASE_TIME },
{}
};
@ -2433,6 +2440,13 @@ static int parse_argv(int argc, char *argv[]) {
break;
case ARG_BASE_TIME:
r = parse_timestamp(optarg, &arg_base_time);
if (r < 0)
return log_error_errno(r, "Failed to parse --base-time= parameter: %s", optarg);
break;
case '?':
return -EINVAL;