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csf(1) General Commands Manual csf(1) NAME csf - ConfigServer & Security Firewall SYNOPSIS csf [OPTIONS] DESCRIPTION This manual documents the csf command line options for the ConfigServer & Security Firewall. See /etc/csf/csf.conf and /etc/csf/readme.txt for more detailed information on how to use and configure this application. OPTIONS -h, --help Show this message -l, --status List/Show the IPv4 iptables configuration -l6, --status6 List/Show the IPv6 ip6tables configuration -s, --start Start the firewall rules -f, --stop Flush/Stop firewall rules (Note: lfd may restart csf) -r, --restart Restart firewall rules (csf) -q, --startq Quick restart (csf restarted by lfd) -sf, --startf Force CLI restart regardless of LFDSTART setting -ra, --restartall Restart firewall rules (csf) and then restart lfd daemon. Both csf and then lfd should be restarted after making any changes to the configuration files --lfd [stop|start|restart|status] Actions to take with the lfd daemon -a, --add ip [comment] Allow an IP and add to /etc/csf/csf.allow -ar, --addrm ip Remove an IP from /etc/csf/csf.allow and delete rule -d, --deny ip [comment] Deny an IP and add to /etc/csf/csf.deny -dr, --denyrm ip Unblock an IP and remove from /etc/csf/csf.deny -df, --denyf Remove and unblock all entries in /etc/csf/csf.deny -g, --grep ip Search the iptables and ip6tables rules for a match (e.g. IP, CIDR, Port Number) -i, --iplookup ip Lookup IP address geographical information using CC_LOOKUPS set‐ ting in /etc/csf/csf.conf -t, --temp Displays the current list of temporary allow and deny IP entries with their TTL and comment -tr, --temprm ip Remove an IP from the temporary IP ban or allow list -td, --tempdeny ip ttl [-p port] [-d direction] [comment] Add an IP to the temp IP ban list. ttl is how long to blocks for (default:seconds, can use one suffix of h/m/d). Optional port. Optional direction of block can be one of: in, out or inout (default:in) -ta, --tempallow ip ttl [-p port] [-d direction] [comment] Add an IP to the temp IP allow list (default:inout) -tf, --tempf Flush all IPs from the temporary IP entries -cp, --cping PING all members in an lfd Cluster -cg, --cgrep ip Requests the --grep output for IP from each member in an lfd Cluster -cd, --cdeny ip [comment] Deny an IP in a Cluster and add to each remote /etc/csf/csf.deny -ctd, --ctempdeny ip ttl [-p port] [-d direction] [comment] Add an IP in a Cluster to the temp IP ban list (default:in) -cr, --crm ip Unblock an IP in a Cluster and remove from each remote /etc/csf/csf.deny and temporary list -ca, --callow ip [comment] Allow an IP in a Cluster and add to each remote /etc/csf/csf.allow -cta, --ctempallow ip ttl [-p port] [-d direction] [comment] Add an IP in a Cluster to the temp IP allow list (default:in) -car, --carm ip Remove allowed IP in a Cluster and remove from each remote /etc/csf/csf.allow and temporary list -ci, --cignore ip [comment] Ignore an IP in a Cluster and add to each remote /etc/csf/csf.ignore. Note: This will result in lfd being restarted -cir, --cirm ip Remove ignored IP in a Cluster and remove from each remote /etc/csf/csf.ignore. Note: This will result in lfd being restarted -cc, --cconfig [name] [value] Change configuration option [name] to [value] in a Cluster -cf, --cfile [file] Send [file] in a Cluster to /etc/csf/ -crs, --crestart Cluster restart csf and lfd --trace [add|remove] ip Log SYN packets for an IP across iptables chains. Note, this can create a LOT of logging information in /var/log/messages so should only be used for a short period of time. This option requires the iptables TRACE module and access to the raw PRE‐ ROUTING chain to function -m, --mail [email] Display Server Check in HTML or email to [email] if present --rbl [email] Process and display RBL Check in HTML or email to [email] if present -lr, --logrun Initiate Log Scanner report via lfd -p, --ports View ports on the server that have a running process behind them listening for external connections --graphs [graph type] [directory] Generate System Statistics html pages and images for a given graph type into a given directory. See ST_SYSTEM for require‐ ments --profile [command] [profile|backup] [profile|backup] Configuration profile functions for /etc/csf/csf.conf You can create your own profiles using the examples provided in /usr/local/csf/profiles/ The profile reset_to_defaults.conf is a special case and will always be the latest default csf.conf list Lists available profiles and backups apply [profile] Modify csf.conf with Configuration Profile backup "name" Create Configuration Backup with optional "name" stored in /var/lib/csf/backup/ restore [backup] Restore a Configuration Backup keep [num] Remove old Configuration Backups and keep the latest [num] diff [profile|backup] [profile|backup] Report differences between Configuration Profiles or Configura‐ tion Backups, only specify one [profile|backup] to compare to the current Configuration --mregen MESSENGERV2 /etc/apache2/conf.d/csf_messenger.conf regeneration. This will also gracefully restart httpd --cloudflare [command] Commands for interacting with the CloudFlare firewall. See /etc/csf/readme.txt and CF_ENABLE for more detailed information Note: target can be one of: An IP address; 2 letter Country Code; IP range CIDR. Only Enterprise customers can block a Coun‐ try Code, but all can allow and challenge. IP range CIDR is lim‐ ited to /16 and /24 list [all|block|challenge|whitelist] [user1,user2,domain1...] List specified type of CloudFlare Firewall rules for comma sepa‐ rated list of users/domains add [block|challenge|whitelist] target [user1,user2,domain1...] Add CloudFlare Firewall rule action for target for comma sepa‐ rated list of users/domains only del target [user1,user2,domain1...] Delete CloudFlare Firewall rule for target for comma separated list of users/domains only tempadd [allow|deny] ip [user1,user2,domain1...] Add a temporary block for CF_TEMP seconds to both csf and the CloudFlare Firewall rule for ip for comma separated list of users/domains as well as any user set to "any" -c, --check Check for updates to csf but do not upgrade -u, --update Check for updates to csf and upgrade if available -uf Force an update of csf whether and upgrade is required or not -x, --disable Disable csf and lfd completely -e, --enable Enable csf and lfd if previously disabled -v, --version Show csf version FILES /etc/csf/csf.conf The system wide configuration file /etc/csf/readme.txt Detailed information about csf and lfd BUGS Report bugs on the forums at http://forum.configserver.com AUTHOR (c)2006-2018, Way to the Web Limited (http://www.configserver.com) csf(1)
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