Clamav unofficial sigs: Difference between revisions
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Create the required directories as '''zimbra''' user: | Create the required directories as '''zimbra''' user: | ||
<pre> | <pre> | ||
$ mkdir conf/clamav-unofficial-sigs | $ mkdir conf/clamav-unofficial-sigs | ||
$ mkdir data/clamav-unofficial-sigs | $ mkdir data/clamav-unofficial-sigs | ||
</pre> | </pre> | ||
=Configuring ClamAV Unofficial Signatures= | =Configuring ClamAV Unofficial Signatures= | ||
Copy default config files to the config dir we've just created, as '''zimbra''' user: | Copy default config files to the config dir we've just created, as '''zimbra''' user: |
Revision as of 09:46, 5 April 2016
ClamAV Unofficial Signatures
The clamav-unofficial-sigs script provides a simple way to download, test, and update third-party signature databases provided by Sanesecurity, FOXHOLE, OITC, Scamnailer, BOFHLAND, CRDF, Porcupine, Securiteinfo, MalwarePatrol.
The following steps should be performed to enable clamav unofficial sigs on Zimbra.
Download the Latest ClamAV Unofficial Signatures
Download the latest version from the official github (current release is 5.0.6) As root user:
# cd /opt/zimbra # wget https://github.com/extremeshok/clamav-unofficial-sigs/archive/5.0.6.tar.gz # tar -xf 5.0.6.tar.gz # ln -sf clamav-unofficial-sigs-5.0.6 clamav-unofficial-sigs # rm 5.0.6.tar.gz
Create the required directories as zimbra user:
$ mkdir conf/clamav-unofficial-sigs $ mkdir data/clamav-unofficial-sigs
Configuring ClamAV Unofficial Signatures
Copy default config files to the config dir we've just created, as zimbra user:
$ cp clamav-unofficial-sigs/config/{master.conf,user.conf} conf/clamav-unofficial-sigs/
Create zimbra specific config on conf/clamav-unofficial-sigs/os.conf:
vi conf/clamav-unofficial-sigs/os.conf clam_user="zimbra" clam_group="zimbra" clam_dbs="/opt/zimbra/data/clamav/db" clamd_pid="/opt/zimbra/log/clamd.pid" work_dir="/opt/zimbra/data/clamav-unofficial-sigs" log_file_path="/opt/zimbra/log" clamd_reload_opt="/opt/zimbra/clamav/bin/clamdscan --config-file=/opt/zimbra/conf/clamd.conf --reload" clamscan_bin="/opt/zimbra/clamav/bin/clamscan" user_configuration_complete="yes"
Running ClamAV Unofficial Signatures for the first time
Try to run clamav-unofficial-sigs and check to output for possible errors, as zimbra user
$ /bin/bash /opt/zimbra/clamav-unofficial-sigs/clamav-unofficial-sigs.sh -c /opt/zimbra/conf/clamav-unofficial-sigs
Additional logs are available in /opt/zimbra/log/clamav-unofficial-sigs.log
Adding to Crontab the ClamAV Unofficial Signatures update
If all went well, configure a cron job using crontab -e as zimbra user
$ crontab -e 45 * * * * /bin/bash /opt/zimbra/clamav-unofficial-sigs/clamav-unofficial-sigs.sh -c /opt/zimbra/conf/clamav-unofficial-sigs > /dev/null
Configure log rotation for ClamAV Unofficial Signatures
Log rotation can be configured in e.g. /etc/logrotate.d/clamav-unofficial-sigs:
/opt/zimbra/log/clamav-unofficial-sigs.log { weekly rotate 4 missingok notifempty compress create 0644 zimbra zimbra }