scripts: Install arm64 rspamd from official repository (#3686)

* scripts: Install rspamd from official repository instead of debian backports on arm64 architecture

* Remove unnecessary deb-src repository for rspamd

* Remove note about ARM64 rspamd version, update CHANGELOG.md

---------

Co-authored-by: Peter Adam <p.adam@cygnusnetworks.de>

CHANGELOG.md

@@ -24,6 +24,8 @@ All notable changes to this project will be documented in this file. The format
 - **Internal**:
   - The container startup welcome log message now references `DMS_RELEASE` ([#3676](https://github.com/docker-mailserver/docker-mailserver/pull/3676))
   - `VERSION` was incremented for prior releases to be notified of the v13.0.1 patch release ([#3676](https://github.com/docker-mailserver/docker-mailserver/pull/3676))
+- **Rspamd:**
+  - Switch to official arm64 packages to avoid segfaults ([#3686](https://github.com/docker-mailserver/docker-mailserver/pull/3686))
 
 ## [v13.0.1](https://github.com/docker-mailserver/docker-mailserver/releases/tag/v13.0.1)
 

docs/content/config/security/rspamd.md

@@ -8,10 +8,6 @@ Rspamd is a ["fast, free and open-source spam filtering system"][rspamd-homepage
 
 If you want to have a look at the default configuration files for Rspamd that DMS packs, navigate to [`target/rspamd/` inside the repository][dms-default-configuration]. Please consult the [section "The Default Configuration"](#the-default-configuration) section down below for a written overview.
 
-!!! note "AMD64 vs ARM64"
-
-    We are currently doing a best-effort installation of Rspamd for ARM64 (from the Debian backports repository for Debian 11). The current version difference as of 23rd Apr 2023: AMD64 is at version 3.5 | ARM64 is at version 3.4.
-
 [rspamd-homepage]: https://rspamd.com/
 [dms-default-configuration]: https://github.com/docker-mailserver/docker-mailserver/tree/master/target/rspamd
 

target/scripts/build/packages.sh

@@ -130,29 +130,14 @@ function _install_dovecot() {
 function _install_rspamd() {
   _log 'trace' 'Adding Rspamd package signatures'
   local DEB_FILE='/etc/apt/sources.list.d/rspamd.list'
-  local RSPAMD_PACKAGE_NAME
 
-  # We try getting the most recent version of Rspamd for aarch64 (from an official source, which
-  # is the backports repository). The version for aarch64 is 3.2; the most recent version for amd64
-  # that we get with the official PPA is 3.4.
-  #
-  # Not removing it later is fine as you have to explicitly opt into installing a backports package
-  # which is not something you could be doing by accident.
-  if [[ $(uname --machine) == 'aarch64' ]]; then
-    echo '# Official Rspamd PPA does not support aarch64, so we use the Bullseye backports' >"${DEB_FILE}"
-    echo 'deb [arch=arm64] http://deb.debian.org/debian bullseye-backports main' >>"${DEB_FILE}"
-    RSPAMD_PACKAGE_NAME='rspamd/bullseye-backports'
-  else
-    curl -sSfL https://rspamd.com/apt-stable/gpg.key | gpg --dearmor >/etc/apt/trusted.gpg.d/rspamd.gpg
-    local URL='[arch=amd64 signed-by=/etc/apt/trusted.gpg.d/rspamd.gpg] http://rspamd.com/apt-stable/ bullseye main'
-    echo "deb ${URL}" >"${DEB_FILE}"
-    echo "deb-src ${URL}" >>"${DEB_FILE}"
-    RSPAMD_PACKAGE_NAME='rspamd'
-  fi
+  curl -sSfL https://rspamd.com/apt-stable/gpg.key | gpg --dearmor >/etc/apt/trusted.gpg.d/rspamd.gpg
+  local URL='[signed-by=/etc/apt/trusted.gpg.d/rspamd.gpg] http://rspamd.com/apt-stable/ bullseye main'
+  echo "deb ${URL}" >"${DEB_FILE}"
 
   _log 'debug' 'Installing Rspamd'
   apt-get "${QUIET}" update
-  apt-get "${QUIET}" --no-install-recommends install "${RSPAMD_PACKAGE_NAME}" 'redis-server'
+  apt-get "${QUIET}" --no-install-recommends install 'rspamd' 'redis-server'
 }
 
 function _install_fail2ban() {