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test.iso8601.c
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/*
* Copyright 2005-2019 Andrew Beekhof <andrew@beekhof.net>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <crm_internal.h>
#include <crm/crm.h>
#include <crm/common/iso8601.h>
#include <crm/common/util.h> /* CRM_ASSERT */
#include <unistd.h>
char command = 0;
/* *INDENT-OFF* */
static struct crm_option long_options[] = {
/* Top-level Options */
{"help", 0, 0, '?', "\tThis text"},
{"version", 0, 0, '$', "\tVersion information" },
{"verbose", 0, 0, 'V', "\tIncrease debug output"},
{"-spacer-", 0, 0, '-', "\nCommands:"},
{"now", 0, 0, 'n', "\tDisplay the current date/time"},
{"date", 1, 0, 'd', "Parse an ISO8601 date/time. Eg. '2005-01-20 00:30:00 +01:00' or '2005-040'"},
{"period", 1, 0, 'p', "Parse an ISO8601 date/time with interval/period (wth start time). Eg. '2005-040/2005-043'"},
{"duration", 1, 0, 'D', "Parse an ISO8601 date/time with duration (wth start time). Eg. '2005-040/P1M'"},
{"expected", 1, 0, 'E', "Parse an ISO8601 date/time with duration (wth start time). Eg. '2005-040/P1M'"},
{"-spacer-",0, 0, '-', "\nOutput Modifiers:"},
{"seconds", 0, 0, 's', "\tShow result as a seconds since 0000-001 00:00:00Z"},
{"epoch", 0, 0, 'S', "\tShow result as a seconds since EPOCH (1970-001 00:00:00Z)"},
{"local", 0, 0, 'L', "\tShow result as a 'local' date/time"},
{"ordinal", 0, 0, 'O', "\tShow result as an 'ordinal' date/time"},
{"week", 0, 0, 'W', "\tShow result as an 'calendar week' date/time"},
{"-spacer-",0, 0, '-', "\nFor more information on the ISO8601 standard, see: http://en.wikipedia.org/wiki/ISO_8601"},
{0, 0, 0, 0}
};
/* *INDENT-ON* */
static void
log_time_period(int log_level, crm_time_period_t * dtp, int flags)
{
char *start = crm_time_as_string(dtp->start, flags);
char *end = crm_time_as_string(dtp->end, flags);
CRM_ASSERT(start != NULL && end != NULL);
if (log_level < LOG_CRIT) {
printf("Period: %s to %s\n", start, end);
} else {
do_crm_log(log_level, "Period: %s to %s", start, end);
}
free(start);
free(end);
}
int
main(int argc, char **argv)
{
int rc = 0;
int argerr = 0;
int flag;
int index = 0;
int print_options = 0;
crm_time_t *duration = NULL;
crm_time_t *date_time = NULL;
crm_time_period_t *interval = NULL;
const char *period_s = NULL;
const char *duration_s = NULL;
const char *date_time_s = NULL;
const char *expected_s = NULL;
crm_log_cli_init("iso8601");
crm_set_options(NULL, "command [output modifier] ", long_options,
"Display and parse ISO8601 dates and times");
if (argc < 2) {
argerr++;
}
while (1) {
flag = crm_get_option(argc, argv, &index);
if (flag == -1)
break;
switch (flag) {
case 'V':
crm_bump_log_level(argc, argv);
break;
case '?':
case '$':
return crm_help(flag, 0);
break;
case 'n':
date_time_s = "now";
break;
case 'd':
date_time_s = optarg;
break;
case 'p':
period_s = optarg;
break;
case 'D':
duration_s = optarg;
break;
case 'E':
expected_s = optarg;
break;
case 'S':
print_options |= crm_time_epoch;
break;
case 's':
print_options |= crm_time_seconds;
break;
case 'W':
print_options |= crm_time_weeks;
break;
case 'O':
print_options |= crm_time_ordinal;
break;
case 'L':
print_options |= crm_time_log_with_timezone;
break;
break;
}
}
if (safe_str_eq("now", date_time_s)) {
date_time = crm_time_new(NULL);
if (date_time == NULL) {
fprintf(stderr, "Internal error: couldn't determine 'now'!\n");
return crm_help('?', 1);
}
crm_time_log(LOG_TRACE, "Current date/time", date_time,
crm_time_ordinal | crm_time_log_date | crm_time_log_timeofday);
crm_time_log(-1, "Current date/time", date_time,
print_options | crm_time_log_date | crm_time_log_timeofday);
} else if (date_time_s) {
date_time = crm_time_new(date_time_s);
if (date_time == NULL) {
fprintf(stderr, "Invalid date/time specified: %s\n", optarg);
return crm_help('?', 1);
}
crm_time_log(LOG_TRACE, "Date", date_time,
crm_time_ordinal | crm_time_log_date | crm_time_log_timeofday);
crm_time_log(-1, "Date", date_time,
print_options | crm_time_log_date | crm_time_log_timeofday);
}
if (duration_s) {
duration = crm_time_parse_duration(duration_s);
if (duration == NULL) {
fprintf(stderr, "Invalid duration specified: %s\n", duration_s);
return crm_help('?', 1);
}
crm_time_log(LOG_TRACE, "Duration", duration, crm_time_log_duration);
crm_time_log(-1, "Duration", duration, print_options | crm_time_log_duration);
}
if (period_s) {
interval = crm_time_parse_period(period_s);
if (interval == NULL) {
fprintf(stderr, "Invalid interval specified: %s\n", optarg);
return crm_help('?', 1);
}
log_time_period(LOG_TRACE, interval,
print_options | crm_time_log_date | crm_time_log_timeofday);
log_time_period(-1, interval, print_options | crm_time_log_date | crm_time_log_timeofday);
}
if (date_time && duration) {
crm_time_t *later = crm_time_add(date_time, duration);
crm_time_log(LOG_TRACE, "Duration ends at", later,
crm_time_ordinal | crm_time_log_date | crm_time_log_timeofday);
crm_time_log(-1, "Duration ends at", later,
print_options | crm_time_log_date | crm_time_log_timeofday |
crm_time_log_with_timezone);
if (expected_s) {
char *dt_s = crm_time_as_string(later,
print_options | crm_time_log_date |
crm_time_log_timeofday);
if (safe_str_neq(expected_s, dt_s)) {
rc = 1;
}
free(dt_s);
}
crm_time_free(later);
} else if (date_time && expected_s) {
char *dt_s = crm_time_as_string(date_time,
print_options | crm_time_log_date | crm_time_log_timeofday);
if (safe_str_neq(expected_s, dt_s)) {
rc = 1;
}
free(dt_s);
}
/* if(date_time && interval) { */
/* } */
crm_time_free(date_time);
crm_time_free(duration);
if (interval) {
crm_time_free(interval->start);
crm_time_free(interval->end);
crm_time_free(interval->diff);
free(interval);
}
return crm_exit(rc);
}

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