Step to rebuild crontab file of zimbra user: Difference between revisions
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==Step to rebuilt crontab file of zimbra user== | |||
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{{KB|{{ZC}}|{{ZCS 8.8}}|{{ZCS 8.7}}|{{ZCS 8.6}}|{{ZCS 8.5}}|}} | |||
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==Problem== | |||
* Default crontab of zimbra user removed accidentally. | |||
* System admin removed some entries from the crontab file. | |||
==Solution== | |||
Steps to restore or rebuilt crontab entries for the zimbra user on different ZCS environments. | Steps to restore or rebuilt crontab entries for the zimbra user on different ZCS environments. | ||
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|'''Submitted by''': Heera Singh Koranga | |||
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{{Article Footer|ZCS 8.8, 8.7, 8.6|2017-08-23}} |
Revision as of 08:21, 17 August 2018
Step to rebuilt crontab file of zimbra user
Problem
- Default crontab of zimbra user removed accidentally.
- System admin removed some entries from the crontab file.
Solution
Steps to restore or rebuilt crontab entries for the zimbra user on different ZCS environments.
(A) Steps for single-server setup:
First we have to take backup of current crontab file, then we will use following commands to re-built crontab for zimbra user.
On ZCS v8.6:
cp -pvr /var/spool/cron/zimbra /tmp/zimbra.cron.BAK cat /opt/zimbra/zimbramon/crontabs/crontab > /tmp/cron.zimbra cat /opt/zimbra/zimbramon/crontabs/crontab.ldap >> /tmp/cron.zimbra cat /opt/zimbra/zimbramon/crontabs/crontab.store >> /tmp/cron.zimbra cat /opt/zimbra/zimbramon/crontabs/crontab.logger >> /tmp/cron.zimbra cat /opt/zimbra/zimbramon/crontabs/crontab.mta >> /tmp/cron.zimbra echo "# ZIMBRAEND -- DO NOT EDIT ANYTHING BETWEEN THIS LINE AND ZIMBRASTART" >> /tmp/cron.zimbra crontab -u zimbra /tmp/cron.zimbra su - zimbra -c "zmschedulebackup -D"
On ZCS v8.7.x:
cp -pvr /var/spool/cron/zimbra /tmp/zimbra.cron.BAK cat /opt/zimbra/conf/crontabs/crontab > /tmp/cron.zimbra cat /opt/zimbra/conf/crontabs/crontab.ldap >> /tmp/cron.zimbra cat /opt/zimbra/conf/crontabs/crontab.store >> /tmp/cron.zimbra cat /opt/zimbra/conf/crontabs/crontab.logger >> /tmp/cron.zimbra cat /opt/zimbra/conf/crontabs/crontab.mta >> /tmp/cron.zimbra echo "# ZIMBRAEND -- DO NOT EDIT ANYTHING BETWEEN THIS LINE AND ZIMBRASTART" >> /tmp/cron.zimbra crontab -u zimbra /tmp/cron.zimbra su - zimbra -c "zmschedulebackup -D"
(B) Steps for multi-server setup:
Here we have mentioned the commands according to the role of ZCS server.
On ZCS v8.6:
LDAP Server:
cp -pvr /var/spool/cron/zimbra /tmp/zimbra.cron.BAK cat /opt/zimbra/zimbramon/crontabs/crontab > /tmp/cron.zimbra cat /opt/zimbra/zimbramon/crontabs/crontab.ldap >> /tmp/cron.zimbra echo "# ZIMBRAEND -- DO NOT EDIT ANYTHING BETWEEN THIS LINE AND ZIMBRASTART" >> /tmp/cron.zimbra crontab -u zimbra /tmp/cron.zimbra su - zimbra -c "zmschedulebackup -D"
Mailbox Server:
cp -pvr /var/spool/cron/zimbra /tmp/zimbra.cron.BAK cat /opt/zimbra/zimbramon/crontabs/crontab > /tmp/cron.zimbra cat /opt/zimbra/zimbramon/crontabs/crontab.store >> /tmp/cron.zimbra echo "# ZIMBRAEND -- DO NOT EDIT ANYTHING BETWEEN THIS LINE AND ZIMBRASTART" >> /tmp/cron.zimbra crontab -u zimbra /tmp/cron.zimbra su - zimbra -c "zmschedulebackup -D" /etc/init.d/crond restart
MTA+Proxy Server:
cp -pvr /var/spool/cron/zimbra /tmp/zimbra.cron.BAK cat /opt/zimbra/zimbramon/crontabs/crontab > /tmp/cron.zimbra cat /opt/zimbra/zimbramon/crontabs/crontab.mta >> /tmp/cron.zimbra echo "# ZIMBRAEND -- DO NOT EDIT ANYTHING BETWEEN THIS LINE AND ZIMBRASTART" >> /tmp/cron.zimbra crontab -u zimbra /tmp/cron.zimbra
On ZCS v8.7.x:
LDAP Server:
cp -pvr /var/spool/cron/zimbra /tmp/zimbra.cron.BAK cat /opt/zimbra/conf/crontabs/crontab > /tmp/cron.zimbra cat /opt/zimbra/conf/crontabs/crontab.ldap >> /tmp/cron.zimbra echo "# ZIMBRAEND -- DO NOT EDIT ANYTHING BETWEEN THIS LINE AND ZIMBRASTART" >> /tmp/cron.zimbra crontab -u zimbra /tmp/cron.zimbra su - zimbra -c "zmschedulebackup -D"
Mailbox Server:
cp -pvr /var/spool/cron/zimbra /tmp/zimbra.cron.BAK cat /opt/zimbra/conf/crontabs/crontab > /tmp/cron.zimbra cat /opt/zimbra/conf/crontabs/crontab.store >> /tmp/cron.zimbra echo "# ZIMBRAEND -- DO NOT EDIT ANYTHING BETWEEN THIS LINE AND ZIMBRASTART" >> /tmp/cron.zimbra crontab -u zimbra /tmp/cron.zimbra su - zimbra -c "zmschedulebackup -D"
MTA+Proxy Server:
cp -pvr /var/spool/cron/zimbra /tmp/zimbra.cron.BAK cat /opt/zimbra/conf/crontabs/crontab > /tmp/cron.zimbra cat /opt/zimbra/conf/crontabs/crontab.mta >> /tmp/cron.zimbra echo "# ZIMBRAEND -- DO NOT EDIT ANYTHING BETWEEN THIS LINE AND ZIMBRASTART" >> /tmp/cron.zimbra crontab -u zimbra /tmp/cron.zimbra
Note : We have to restart Cron service after installing new crontab file.
Commands to restart Cron service on different OS versions.
Ubuntu 12.04/14.04/16.04
service cron restart
RHEL/CentOS 7.x
systemctl restart crond
RHEL/CentOS 6.x
service crond restart
Submitted by: Heera Singh Koranga |