Linux related configuration snippets. Mostly harmless...
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apt
(2)
Custom Debian apt repository
Build custom Debian packages
Backup
(1)
Backup LVM volumes
Containers
(2)
Namespace containers using systemd-nspawn
Build custom Debian packages
Debian
(6)
Namespace containers using systemd-nspawn
Build custom Debian packages
Interface unavailable at Linux boot
systemd.timer configuration
Custom Debian apt repository
Allow SFTP to chrooted directories
DNS
(4)
DNS over TLS using BIND and Nginx
BIND sd_notify chroot
Securing named transaction signatures using ACLs
Named views for internal and external requests (Split DNS)
Dovecot
(4)
Mail Server using LDAP backend w/ Postfix and Dovecot
Dovecot 2.4 LDAP configuration
Sieve filter recipes
Allow Dovecot users to categorize spam using IMAP
Filtering
(4)
Rspamd statistics configuration with Redis
Allow Dovecot users to categorize spam using IMAP
Sieve filter recipes
Cleanup mail headers using Postfix
Firewall
(1)
Nftables netfilter rules
LDAP
(2)
Mail Server using LDAP backend w/ Postfix and Dovecot
Dovecot 2.4 LDAP configuration
Mail
(7)
Cleanup mail headers using Postfix
Rspamd statistics configuration with Redis
Allow Dovecot users to categorize spam using IMAP
Mail Server using LDAP backend w/ Postfix and Dovecot
Rspamd block unwanted senders
Sieve filter recipes
Postfix restriction classes
named
(4)
DNS over TLS using BIND and Nginx
BIND sd_notify chroot
Securing named transaction signatures using ACLs
Named views for internal and external requests (Split DNS)
nginx
(2)
Drop Nginx clients which do not indicate server names
DNS over TLS using BIND and Nginx
Postfix
(3)
Mail Server using LDAP backend w/ Postfix and Dovecot
Postfix restriction classes
Cleanup mail headers using Postfix
Rspamd
(3)
Rspamd block unwanted senders
Rspamd statistics configuration with Redis
Allow Dovecot users to categorize spam using IMAP
Spam
(3)
Rspamd block unwanted senders
Rspamd statistics configuration with Redis
Allow Dovecot users to categorize spam using IMAP
ssh
(1)
Allow SFTP to chrooted directories
Web
(1)
Drop Nginx clients which do not indicate server names
