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132 lines
4.0 KiB
132 lines
4.0 KiB
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% Software-daemons.tex
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% Fork Sand IT Manual
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% Copyright (C) 2018, Fork Sand, Inc.
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% Copyright (C) 2017, Jeff Moe
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% Copyright (C) 2014, 2015, 2016, 2017 Aleph Objects, Inc.
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%
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% This document is licensed under the Creative Commons Attribution 4.0
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% International Public License (CC BY-SA 4.0) by Fork Sand, Inc.
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%
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\section{Server Daemons}
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These are the server daemons used to drive the enterprise.
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\section{\href{http://sourceforge.net/projects/acpid2/}{ACPID}}
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Monitors ACPI events. Runs on nearly all servers and workstations.
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\section{\href{http://httpd.apache.org/}{Apache}}
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Web daemon, used on many servers.
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\section{\href{http://www.isc.org/}{BIND}}
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Nameserver used for caching.
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\section{\href{https://borgbackup.github.io/borgbackup/}{Borg}}
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Backup program.
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\section{\href{https://www.collaboraoffice.com/code/}{code}}
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Collabora Online Development Edition (CODE) is LibreOffice Online (LOOL)
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for Nextcloud.
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\section{\href{https://github.com/coturn/coturn}{coturn}}
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TURN and STUN server. Used for videoconferencing.
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\section{\href{http://ftp.isc.org/isc/cron/}{cron}}
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Scheduled triggering of applications (cf. at).
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\section{\href{http://dnsmasq.org/}{DHCP}}
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dnsmasq DHCP for 350+ hosts.
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\section{\href{https://www.discourse.org/}{Discourse}}
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Mailing list, discussion board, forum.
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\section{\href{https://dockerproject.org/}{Docker}}
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System containers, virtual servers.
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\section{\href{http://dnsmasq.org/}{DNS}}
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dnsmasq DNS caching.
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\section{\href{http://dnsmasq.org/}{Dovecot}}
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IMAP mail services. Employees check their mail via the
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IMAP server, typically using Icedove or aomail (roundcube using IMAP).
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\section{\href{https://www.erlang.org/}{Erlang}}
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Virtual machine (ejabberd).
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\section{{iptables}{Firewalls}}
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Linux's iptables.
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\section{\href{http://www.fail2ban.org/}{fail2ban}}
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Block out scripts, bots, crackers, and network noise on servers.
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\section{\href{http://www.debian.org/}{Init}}
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Init, woo!
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\section{\href{http://mariadb.org/}{MariaDB}}
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Used on many servers for a database. Replacing MySQL.
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\section{md RAID}
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Linux RAID, md, mdadm.
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\section{\href{http://www.memcached.org/}{memcached}}
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Used to speed up websites, such as Nextcloud.
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\section{\href{http://www.mysql.org/}{MySQL}}
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Used on many servers for a database.
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\section{\href{https://nextcloud.com/}{Nextcloud}}
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Shared calendars, files, collaborative document editing with
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LibreOffice Online, videoconferencing.
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\section{\href{http://support.ntp.org/}{NTP}}
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Syncs time on every server and workstation.
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\section{\href{http://www.opendkim.org/}{OpenDKIM}}
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DKIM (Domain Keys Identified Mail) sender authentication system.
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\section{\href{http://www.openssh.com/}{OpenSSH}}
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Used to control every server, create encrypted tunnels (autossh),
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mount filesystems (sshfs), and remote file transfer (sftp).
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\section{\href{http://openvpn.net/}{OpenVPN}}
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Connects external resources, such as employee mobiles and laptops, to the internal network.
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\section{\href{https://www.piwiki.org/}{Piwik}}
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Application to analyze web site traffic.
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\href{http://www.mrunix.net/webalizer/}{Webalizer} is used occassionally.
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\section{\href{http://www.postfix.org/}{Postfix}}
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Main SMTP outgoing mail server.
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\section{\href{http://www.postgresql.org/}{Postgres}}
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Database server.
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\section{\href{http://www.qemu.org/}{QEMU}}
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Computer emulator, runs virtual servers. Uses KVM.
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\section{\href{http://rsync.samba.org/}{rsync}}
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File server.
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\section{\href{http://www.rsyslog.com/}{rsyslog}}
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Logging on every server and workstation.
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\section{\href{http://www.spamassassin.org/}{spamassassin}}
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Spam filtering of email.
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\section{\href{http://fuse.sourceforge.net/sshfs.html}{sshfs}}
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Main internal fileserver.
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\section{\href{http://www.freedesktop.org/wiki/Software/systemd}{systemd}}
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System bootup and process manager.
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\section{\href{http://dnsmasq.org/}{TFTP}}
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Network install server.
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\section{\href{http://www.xinetd.org}{xinetd}}
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xinetd on Debian systems. inetd on OpenBSD. Misc network utils.
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\section{\href{http://www.ejabberd.im/}{XMPP/jabber}}
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ejabberd, Erlang XMPP (jabber) server.
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