docker-mailserver/target/scripts/build/packages.sh
Georg Lauterbach 32c508aa2a
ci: enhance build process (#2755)
This new script is a clean way of handling the installation of packages.
I think the huge `RUN` command in `Dockerfile` was hard to read and
maintain.

Using a script is a non-issue, as the image is rebuilt whenever the
script is touched.

Co-authored-by: Brennan Kinney <5098581+polarathene@users.noreply.github.com>
2022-09-21 09:31:28 +02:00

113 lines
2.9 KiB
Bash

#! /bin/bash
# -eE :: exit on error (do this in functions as well)
# -u :: show (and exit) when using unset variables
# -o pipefail :: exit on error in pipes
set -eE -u -o pipefail
# shellcheck source=../helpers/log.sh
source /usr/local/bin/helpers/log.sh
_log_level_is 'trace' && QUIET='-y' || QUIET='-qq'
function _pre_installation_steps
{
_log 'info' 'Starting package installation'
_log 'debug' 'Running pre-installation steps'
_log 'trace' 'Updating package signatures'
apt-get "${QUIET}" update
_log 'trace' 'Installing packages that are needed early'
apt-get "${QUIET}" install --no-install-recommends apt-utils 2>/dev/null
_log 'trace' 'Upgrading packages'
apt-get "${QUIET}" upgrade
}
function _install_postfix
{
_log 'debug' 'Installing Postfix'
_log 'warn' 'Applying workaround for Postfix bug (see https://github.com//issues/2023#issuecomment-855326403)'
# Debians postfix package has a post-install script that expects a valid FQDN hostname to work:
mv /bin/hostname /bin/hostname.bak
echo "echo 'docker-mailserver.invalid'" >/bin/hostname
chmod +x /bin/hostname
apt-get "${QUIET}" install --no-install-recommends postfix
mv /bin/hostname.bak /bin/hostname
}
function _install_packages
{
_log 'debug' 'Installing all packages now'
declare -a DOVECOT_PACKAGES ANTI_VIRUS_SPAM_PACKAGES
declare -a CODECS_PACKAGES MISCELLANEOUS_PACKAGES
declare -a POSTFIX_PACKAGES MAIL_PROGRAMS_PACKAGES
DOVECOT_PACKAGES=(
dovecot-core dovecot-fts-xapian dovecot-imapd
dovecot-ldap dovecot-lmtpd dovecot-managesieved
dovecot-pop3d dovecot-sieve dovecot-solr
)
ANTI_VIRUS_SPAM_PACKAGES=(
amavisd-new clamav clamav-daemon
fail2ban pyzor razor spamassassin
)
CODECS_PACKAGES=(
altermime arj bzip2
cabextract cpio file
gzip lhasa liblz4-tool
lrzip lzop nomarch
p7zip-full pax rpm2cpio
unrar-free unzip xz-utils
)
MISCELLANEOUS_PACKAGES=(
apt-transport-https binutils bsd-mailx
ca-certificates curl dbconfig-no-thanks
dumb-init ed gamin gnupg iproute2
libdate-manip-perl libldap-common
libmail-spf-perl libnet-dns-perl
locales logwatch netcat-openbsd
nftables rsyslog supervisor
uuid whois
)
POSTFIX_PACKAGES=(
pflogsumm postgrey postfix-ldap
postfix-pcre postfix-policyd-spf-python postsrsd
)
MAIL_PROGRAMS_PACKAGES=(
fetchmail opendkim opendkim-tools
opendmarc libsasl2-modules sasl2-bin
)
apt-get "${QUIET}" --no-install-recommends install \
"${DOVECOT_PACKAGES[@]}" \
"${ANTI_VIRUS_SPAM_PACKAGES[@]}" \
"${CODECS_PACKAGES[@]}" \
"${MISCELLANEOUS_PACKAGES[@]}" \
"${POSTFIX_PACKAGES[@]}" \
"${MAIL_PROGRAMS_PACKAGES[@]}"
}
function _post_installation_steps
{
_log 'debug' 'Running post-installation steps (cleanup)'
apt-get "${QUIET}" clean
rm -rf /var/lib/apt/lists/*
_log 'info' 'Finished installing packages'
}
_pre_installation_steps
_install_postfix
_install_packages
_post_installation_steps