問題如下：
root@v2xdomu:~# python3 ~/ota/demo/update_monitor.py
╭──────────────────────────────────────────────────────────────────────────────╮
│ 0:00:03 The network interface was configured. │
│ 0:01:07 Synchronizing the system datetime with the ntp servers ... │
╰──────────────────────────────────────────────────────────────────────────────╯
0:01:10 ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ Preparing
Traceback (most recent call last):
File "/home/root/ota/demo/update_monitor.py", line 647, in
main()
File "/home/root/ota/demo/update_monitor.py", line 642, in main
UpdateMonitor(**vars(args)).run()
File "/home/root/ota/demo/update_monitor.py", line 565, in run
self.sync_system_datetime()
File "/home/root/ota/demo/update_monitor.py", line 512, in sync_system_datetime
UpdateMonitor.execute_command(f"ssh root@{DOM0_IP} {SSH_CONNECTION_PARAMS} '{sync_datetime_cmd}'")
File "/home/root/ota/demo/update_monitor.py", line 502, in execute_command
raise Exception(err_msg)
Exception: Execution of command ssh root@10.0.100.10 -oStrictHostKeyChecking=no -oUserKnownHostsFile=/dev/null 'pkill ntpd || true; ntpd -gq' resulted in error.
stdout: b'18 Aug 07:31:50 ntpd[6909]: ntpd 4.2.8p15@1.3728-o Tue Jun 23 09:22:17 UTC 2020 (2): Starting
18 Aug 07:31:50 ntpd[6909]: Command line: ntpd -gq
18 Aug 07:31:50 ntpd[6909]: ------------------
----------------------------------
18 Aug 07:31:50 ntpd[6909]: ntp-4 is maintained by Network Time Foundation,
18 Aug 07:31:50 ntpd[6909]: Inc. (NTF), a non-profit 501(c)(3) public-benefit
18 Aug 07:31:50 ntpd[6909]: corporation. Support and training for ntp-4 are
18 Aug 07:31:51 ntpd[6909]: available at https://www.nwtime.org/support
18 Aug 07:31:51 ntpd[6909]: -----------------------------------
-----------------
18 Aug 07:31:51 ntpd[6909]: proto: precision = 0.200 usec (-22)
18 Aug 07:31:51 ntpd[6909]: basedate set to 2020-06-11
18 Aug 07:31:51 ntpd[6909]: gps base set to 2020-06-14 (week 2110)
18 Aug 07:31:51 ntpd[6909]: Listen and drop on 0 v6wildcard [::]:123
18 Aug 07:31:51 ntpd[6909]: Listen and drop on 1 v4wildcard 0.0.0.0:123
18 Aug 07:31:51 ntpd[6909]: Listen normally on 2 lo 127.0.0.1:123
18 Aug 07:31:51 ntpd[6909]: Listen normally on 3 dummy0 10.255.255.254:123
18 Aug 07:31:51 ntpd[6909]: Listen normally on 4 xenbr0 192.168.1.40:123
18 Aug 07:31:51 ntpd[6909]: Listen normally on 5 v2xbr 10.0.100.10:123
18 Aug 07:31:51 ntpd[6909]: Listen normally on 6 flannel.1 10.42.1.0:123
18 Aug 07:31:51 ntpd[6909]: Listen normally on 7 lo [::1]:123
18 Aug 07:31:51 ntpd[6909]: Listen normally on 8 eth0 [fe80::383e:9fff:fe68:613b%4]:123
18 Aug 07:31:51 ntpd[6909]: Listen normally on 9 dummy0 [fe80::c48:c3ff:feea:6fbe%6]:123
18 Aug 07:31:51 ntpd[6909]: Listen normally on 10 xenbr0 [fe80::383e:9fff:fe68:613b%7]:123
18 Aug 07:31:51 ntpd[6909]: Listen normally on 11 v2xbr [fe80::4c2:e7ff:fe1e:aa76%8]:123
18 Aug 07:31:51 ntpd[6909]: Listen normally on 12 vif1.0 [fe80::fcff:ffff:feff:ffff%9]:123
18 Aug 07:31:51 ntpd[6909]: Listen normally on 13 vif1.1 [fe80::fcff:ffff:feff:ffff%10]:123
18 Aug 07:31:51 ntpd[6909]: Listen normally on 14 flannel.1 [fe80::c859:55ff:fe9c:f260%11]:123
18 Aug 07:31:51 ntpd[6909]: Listening on routing socket on fd #31 for interface updates'
stderr: b"Warning: Permanently added '10.0.100.10' (ECDSA) to the list of known hosts."
File=/dev/null 'pkill ntpd || true; ntpd -gq'HostKeyChecking=no -oUserKnownHostsF
Warning: Permanently added '10.0.100.10' (ECDSA) to the list of known hosts.
解法如下：
dom0
# ~/ota/demo/ota_agents_controller.sh restart
# vim /etc/ntp.conf
driftfile /var/lib/ntp/ntp.drift
server 0.pool.ntp.org
server 1.pool.ntp.org
server 2.pool.ntp.org
server 3.pool.ntp.org
server 134.27.184.44
server 165.114.89.6
server 134.27.69.6
server tock.stdtime.gov.tw
server watch.stdtime.gov.tw
server time.stdtime.gov.tw
server clock.stdtime.gov.tw
server tick.stdtime.gov.tw
# ntpd -gq
v2xdomu
# ~/ota/demo/otamatic_controller.sh restart
# vim ~/ota/demo/update_monitor.py
@staticmethod
def sync_system_datetime():
''' Force a system datetime update on both dom0 and domU by restarting tthe ntp daemon. '''
sync_datetime_cmd = 'pkill ntpd || true; ntpd -gq'
#UpdateMonitor.execute_command(sync_datetime_cmd)
#UpdateMonitor.execute_command(f"ssh root@{DOM0_IP} {SSH_CONNECTION_PARAAMS} '{sync_datetime_cmd}'")
# python3 ~/ota/demo/update_monitor.py