Pacemaker − Part of the Pacemaker cluster resource manager
iso8601 <command> [options]
Display and parse ISO 8601 dates and times
Help
Options:
−h, −−help
Show help options
−−help−all
Show all help options
−−help−output
Show output help
−−help−commands
Show command options
−−help−modifiers
Show output modifiers
Output
Options:
−−output−as=FORMAT
Specify output format as one of: text (default), xml
−−output−to=DEST
Specify file name for output (or "−" for stdout)
Commands:
−n, −−now
Display the current date/time
−d, −−date=DATE
Parse an ISO 8601 date/time (for example, ’2019−09−24 00:30:00 +01:00’ or ’2019−040’)
−p, −−period=PERIOD
Parse an ISO 8601 period (interval) with start time (for example, ’2005−040/2005−043’)
−D, −−duration=DURATION
Parse an ISO 8601 duration (for example, ’P1M’)
−E, −−expected=TEXT
Exit with error status if result does not match this text. Requires: −n or −d
Output
modifiers:
−s, −−seconds
Show result as a seconds since 0000−001 00:00:00Z
−S, −−epoch
Show result as a seconds since EPOCH (1970−001 00:00:00Z)
−L, −−local
Show result as a ’local’ date/time
−O, −−ordinal
Show result as an ’ordinal’ date/time
−W, −−week
Show result as an ’calendar week’ date/time
Application
Options:
−$, −−version
Display software version and exit
−V, −−verbose
Increase debug output (may be specified multiple times)
For more information on the ISO 8601 standard, see https://en.wikipedia.org/wiki/ISO_8601
Written by Andrew Beekhof and the Pacemaker project contributors