touch-packages team mailing list archive

[Jean-Baptiste Lallement <jean-baptiste.lallement@xxxxxxxxxx>]

** Description changed:

  current build number: 204
  device name: krillin
  channel: ubuntu-touch/rc-proposed/bq-aquaris.en
  
  when the current date of the device is in the future, ntpdate fails with
  'Invalid Argument'
  
  For example:
  
  * current date: passed
  root@ubuntu-phablet:~# date
  mardi 15 décembre 2015, 12:01:22 (UTC+0100)
  root@ubuntu-phablet:~# ntpdate ntp.ubuntu.com
  15 Dec 12:01:38 ntpdate[4360]: adjust time server 91.189.94.4 offset 0.000150 sec
  
  * Date in the past: passed
  root@ubuntu-phablet:~# date -s '2015-12-14 13:00:00'
  lundi 14 décembre 2015, 13:00:00 (UTC+0100)
  root@ubuntu-phablet:~# ntpdate ntp.ubuntu.com
  15 Dec 12:03:02 ntpdate[5008]: step time server 91.189.89.199 offset 82943.900852 sec
  
  * Date in the future: Failed
  root@ubuntu-phablet:~# date -s '2015-12-16 13:00:00'
  mercredi 16 décembre 2015, 13:00:00 (UTC+0100)
  root@ubuntu-phablet:~# ntpdate ntp.ubuntu.com
  16 Dec 13:00:10 ntpdate[4820]: Can't adjust the time of day: Invalid argument
  
+ After some experimentation, ntpdate fails if the difference between the
+ current time on the device and the real time is bigger than 2^16 (65536)
+ 
  = Workaround =
- Use option -b 
+ Use option -b
  
  root@ubuntu-phablet:~# date -s '2015-12-16 13:00:00'
  mercredi 16 décembre 2015, 13:00:00 (UTC+0100)
  root@ubuntu-phablet:~# ntpdate -b ntp.ubuntu.com
  15 Dec 12:07:08 ntpdate[7083]: step time server 91.189.94.4 offset -89602.883248 sec

** Summary changed:

- ntpdate fails with invalid argument when device is set to a date in the future
+ ntpdate fails with invalid argument when device is set to a date in the future (delta > 2^16)

** Changed in: canonical-devices-system-image
       Status: New => Confirmed

-- 
You received this bug notification because you are a member of Ubuntu
Touch seeded packages, which is subscribed to ntp in Ubuntu.
https://bugs.launchpad.net/bugs/1526264

Title:
  ntpdate fails with invalid argument when device is set to a date in
  the future (delta > 2^16)

Status in Canonical System Image:
  Confirmed
Status in ntp package in Ubuntu:
  New

Bug description:
  current build number: 204
  device name: krillin
  channel: ubuntu-touch/rc-proposed/bq-aquaris.en

  when the current date of the device is in the future, ntpdate fails
  with 'Invalid Argument'

  For example:

  * current date: passed
  root@ubuntu-phablet:~# date
  mardi 15 décembre 2015, 12:01:22 (UTC+0100)
  root@ubuntu-phablet:~# ntpdate ntp.ubuntu.com
  15 Dec 12:01:38 ntpdate[4360]: adjust time server 91.189.94.4 offset 0.000150 sec

  * Date in the past: passed
  root@ubuntu-phablet:~# date -s '2015-12-14 13:00:00'
  lundi 14 décembre 2015, 13:00:00 (UTC+0100)
  root@ubuntu-phablet:~# ntpdate ntp.ubuntu.com
  15 Dec 12:03:02 ntpdate[5008]: step time server 91.189.89.199 offset 82943.900852 sec

  * Date in the future: Failed
  root@ubuntu-phablet:~# date -s '2015-12-16 13:00:00'
  mercredi 16 décembre 2015, 13:00:00 (UTC+0100)
  root@ubuntu-phablet:~# ntpdate ntp.ubuntu.com
  16 Dec 13:00:10 ntpdate[4820]: Can't adjust the time of day: Invalid argument

  After some experimentation, ntpdate fails if the difference between
  the current time on the device and the real time is bigger than 2^16
  (65536)

  = Workaround =
  Use option -b

  root@ubuntu-phablet:~# date -s '2015-12-16 13:00:00'
  mercredi 16 décembre 2015, 13:00:00 (UTC+0100)
  root@ubuntu-phablet:~# ntpdate -b ntp.ubuntu.com
  15 Dec 12:07:08 ntpdate[7083]: step time server 91.189.94.4 offset -89602.883248 sec

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