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@ -4,7 +4,9 @@
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# Script to verify compliance of a Linux (Debian) server
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# powered by Evolix
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VERSION="23.11.1"
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#set -x
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VERSION="24.01"
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readonly VERSION
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# base functions
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@ -193,8 +195,13 @@ check_logrotateconf() {
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test -e /etc/logrotate.d/zsyslog || failed "IS_LOGROTATECONF" "missing zsyslog in logrotate.d"
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}
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check_syslogconf() {
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grep -q "^# Syslog for Pack Evolix serveur" /etc/*syslog.conf \
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|| failed "IS_SYSLOGCONF" "syslog evolix config file missing"
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# Test for modern servers
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if [ ! -f /etc/rsyslog.d/10-evolinux-default.conf ]; then
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# Fallback test for legacy servers
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if ! grep --quiet --ignore-case "Syslog for Pack Evolix" /etc/*syslog*/*.conf; then
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failed "IS_SYSLOGCONF" "Evolix syslog config is missing"
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fi
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fi
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}
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check_debiansecurity() {
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# Look for enabled "Debian-Security" sources from the "Debian" origin
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@ -203,12 +210,14 @@ check_debiansecurity() {
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}
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check_debiansecurity_lxc() {
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if is_installed lxc; then
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container_list=$(lxc-ls)
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container_list=$(lxc-ls --active)
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for container in $container_list; do
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DEBIAN_LXC_VERSION=$(cut -d "." -f 1 < /var/lib/lxc/${container}/rootfs/etc/debian_version)
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if [ $DEBIAN_LXC_VERSION -ge 9 ]; then
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lxc-attach --name $container apt-cache policy | grep "\bl=Debian-Security\b" | grep "\bo=Debian\b" | grep --quiet "\bc=main\b"
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test $? -eq 0 || failed "IS_DEBIANSECURITY_LXC" "missing Debian-Security repository in container ${container}"
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if [ -f /var/lib/lxc/${container}/rootfs/etc/debian_version ]; then
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DEBIAN_LXC_VERSION=$(cut -d "." -f 1 < /var/lib/lxc/${container}/rootfs/etc/debian_version)
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if [ $DEBIAN_LXC_VERSION -ge 9 ]; then
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lxc-attach --name $container apt-cache policy | grep "\bl=Debian-Security\b" | grep "\bo=Debian\b" | grep --quiet "\bc=main\b"
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test $? -eq 0 || failed "IS_DEBIANSECURITY_LXC" "missing Debian-Security repository in container ${container}"
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fi
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fi
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done
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fi
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@ -228,10 +237,13 @@ check_oldpub() {
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check_oldpub_lxc() {
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# Look for enabled pub.evolix.net sources (supersed by pub.evolix.org since Buster as Sury safeguard)
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if is_installed lxc; then
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container_list=$(lxc-ls)
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container_list=$(lxc-ls --active)
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for container in $container_list; do
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lxc-attach --name $container apt-cache policy | grep --quiet pub.evolix.net
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test $? -eq 1 || failed "IS_OLDPUB_LXC" "Old pub.evolix.net repository is still enabled in container ${container}"
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APT_CACHE_BIN=$(lxc-attach --name $container -- bash -c "command -v apt-cache")
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if [ -x "${APT_CACHE_BIN}" ]; then
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lxc-attach --name $container apt-cache policy | grep --quiet pub.evolix.net
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test $? -eq 1 || failed "IS_OLDPUB_LXC" "Old pub.evolix.net repository is still enabled in container ${container}"
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fi
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done
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fi
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}
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@ -250,12 +262,15 @@ check_sury() {
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}
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check_sury_lxc() {
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if is_installed lxc; then
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container_list=$(lxc-ls)
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container_list=$(lxc-ls --active)
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for container in $container_list; do
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lxc-attach --name $container apt-cache policy | grep --quiet packages.sury.org
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if [ $? -eq 0 ]; then
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lxc-attach --name $container apt-cache policy | grep "\bl=Evolix\b" | grep php --quiet
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test $? -eq 0 || failed "IS_SURY_LXC" "packages.sury.org is present but our safeguard pub.evolix.org repository is missing in container ${container}"
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APT_CACHE_BIN=$(lxc-attach --name $container -- bash -c "command -v apt-cache")
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if [ -x "${APT_CACHE_BIN}" ]; then
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lxc-attach --name $container apt-cache policy | grep --quiet packages.sury.org
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if [ $? -eq 0 ]; then
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lxc-attach --name $container apt-cache policy | grep "\bl=Evolix\b" | grep php --quiet
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test $? -eq 0 || failed "IS_SURY_LXC" "packages.sury.org is present but our safeguard pub.evolix.org repository is missing in container ${container}"
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fi
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fi
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done
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fi
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@ -299,13 +314,23 @@ check_customcrontab() {
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}
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check_sshallowusers() {
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if is_debian_bookworm; then
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grep -E -qir "(AllowUsers|AllowGroups)" /etc/ssh/sshd_config.d \
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|| failed "IS_SSHALLOWUSERS" "missing AllowUsers or AllowGroups directive in sshd_config.d/*"
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grep -E -qir "(AllowUsers|AllowGroups)" /etc/ssh/sshd_config \
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if [ -d /etc/ssh/sshd_config.d/ ]; then
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# AllowUsers or AllowGroups should be in /etc/ssh/sshd_config.d/
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grep -E -qir "(AllowUsers|AllowGroups)" /etc/ssh/sshd_config.d/ \
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|| failed "IS_SSHALLOWUSERS" "missing AllowUsers or AllowGroups directive in sshd_config.d/*"
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fi
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# AllowUsers or AllowGroups should not be in /etc/ssh/sshd_config
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grep -E -qi "(AllowUsers|AllowGroups)" /etc/ssh/sshd_config \
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&& failed "IS_SSHALLOWUSERS" "AllowUsers or AllowGroups directive present in sshd_config"
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else
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grep -E -qir "(AllowUsers|AllowGroups)" /etc/ssh/sshd_config /etc/ssh/sshd_config.d \
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|| failed "IS_SSHALLOWUSERS" "missing AllowUsers or AllowGroups directive in sshd_config"
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# AllowUsers or AllowGroups should be in /etc/ssh/sshd_config or /etc/ssh/sshd_config.d/
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if [ -d /etc/ssh/sshd_config.d/ ]; then
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grep -E -qir "(AllowUsers|AllowGroups)" /etc/ssh/sshd_config /etc/ssh/sshd_config.d/ \
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|| failed "IS_SSHALLOWUSERS" "missing AllowUsers or AllowGroups directive in sshd_config"
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else
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grep -E -qi "(AllowUsers|AllowGroups)" /etc/ssh/sshd_config \
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|| failed "IS_SSHALLOWUSERS" "missing AllowUsers or AllowGroups directive in sshd_config"
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fi
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fi
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}
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check_diskperf() {
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@ -606,14 +631,10 @@ check_evobackup_exclude_mount() {
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# then we verify that every mount is excluded
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if ! grep -q -- "^\s*--one-file-system" "${evobackup_file}"; then
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# old releases of evobackups don't have version
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if grep -q "^VERSION=" "${evobackup_file}"; then
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evobackup_version=$(sed -E -n 's/VERSION="(.*)"/\1/p' "${evobackup_file}")
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# versions over 22.12 use a new syntax to exclude rsync files
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if dpkg --compare-versions "$evobackup_version" ge 22.12 ; then
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sed -En '/RSYNC_EXCLUDES="/,/"/ {s/(RSYNC_EXCLUDES=|")//g;p}' "${evobackup_file}" > "${excludes_file}"
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else
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grep -- "--exclude " "${evobackup_file}" | grep -E -o "\"[^\"]+\"" | tr -d '"' > "${excludes_file}"
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fi
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if grep -q "^VERSION=" "${evobackup_file}" && dpkg --compare-versions "$(sed -E -n 's/VERSION="(.*)"/\1/p' "${evobackup_file}")" ge 22.12 ; then
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sed -En '/RSYNC_EXCLUDES="/,/"/ {s/(RSYNC_EXCLUDES=|")//g;p}' "${evobackup_file}" > "${excludes_file}"
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else
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grep -- "--exclude " "${evobackup_file}" | grep -E -o "\"[^\"]+\"" | tr -d '"' > "${excludes_file}"
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fi
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not_excluded=$(findmnt --type nfs,nfs4,fuse.sshfs, -o target --noheadings | grep -v -f "${excludes_file}")
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for mount in ${not_excluded}; do
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@ -755,9 +776,10 @@ check_etcgit() {
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}
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check_etcgit_lxc() {
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if is_installed lxc; then
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container_list=$(lxc-ls)
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container_list=$(lxc-ls --active)
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for container in $container_list; do
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export GIT_DIR="/var/lib/lxc/${container}/rootfs/etc/.git" GIT_WORK_TREE="/var/lib/lxc/${container}/rootfs/etc"
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export GIT_DIR="/var/lib/lxc/${container}/rootfs/etc/.git"
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export GIT_WORK_TREE="/var/lib/lxc/${container}/rootfs/etc"
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git rev-parse --is-inside-work-tree > /dev/null 2>&1 \
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|| failed "IS_ETCGIT_LXC" "/etc is not a git repository in container ${container}"
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done
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@ -774,7 +796,7 @@ check_gitperms() {
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}
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check_gitperms_lxc() {
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if is_installed lxc; then
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container_list=$(lxc-ls)
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container_list=$(lxc-ls --active)
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for container in $container_list; do
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GIT_DIR="/var/lib/lxc/${container}/rootfs/etc/.git"
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if test -d $GIT_DIR; then
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@ -1131,6 +1153,13 @@ check_evolix_user() {
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grep -q -E "^evolix:" /etc/passwd \
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&& failed "IS_EVOLIX_USER" "evolix user should be deleted, used only for install"
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}
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check_evolix_group() {
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users=$(grep ":20..:20..:" /etc/passwd | cut -d ":" -f 1)
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for user in ${users}; do
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grep -E "^evolix:" /etc/group | grep -q -E "\b${user}\b" \
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|| failed "IS_EVOLIX_GROUP" "user \`${user}' should be in \`evolix' group"
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done
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}
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check_evoacme_cron() {
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if [ -f "/usr/local/sbin/evoacme" ]; then
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# Old cron file, should be deleted
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@ -1332,7 +1361,7 @@ check_nginx_letsencrypt_uptodate() {
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}
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check_lxc_container_resolv_conf() {
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if is_installed lxc; then
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container_list=$(lxc-ls)
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container_list=$(lxc-ls --active)
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current_resolvers=$(grep nameserver /etc/resolv.conf | sed 's/nameserver//g' )
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for container in $container_list; do
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@ -1353,16 +1382,16 @@ check_lxc_container_resolv_conf() {
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# Check that there are containers if lxc is installed.
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check_no_lxc_container() {
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if is_installed lxc; then
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containers_count=$(lxc-ls | wc -l)
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containers_count=$(lxc-ls --active | wc -l)
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if [ "$containers_count" -eq 0 ]; then
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failed "IS_NO_LXC_CONTAINER" "LXC is installed but have no container. Consider removing it."
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failed "IS_NO_LXC_CONTAINER" "LXC is installed but have no active container. Consider removing it."
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fi
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fi
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}
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# Check that in LXC containers, phpXX-fpm services have UMask set to 0007.
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check_lxc_php_fpm_service_umask_set() {
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if is_installed lxc; then
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php_containers_list=$(lxc-ls --filter php)
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php_containers_list=$(lxc-ls --active --filter php)
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missing_umask=""
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for container in $php_containers_list; do
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# Translate container name in service name
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@ -1384,7 +1413,7 @@ check_lxc_php_fpm_service_umask_set() {
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# Check that LXC containers have the proper Debian version.
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check_lxc_php_bad_debian_version() {
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if is_installed lxc; then
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php_containers_list=$(lxc-ls --filter php)
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php_containers_list=$(lxc-ls --active --filter php)
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missing_umask=""
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for container in $php_containers_list; do
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if [ "$container" = "php56" ]; then
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@ -1403,7 +1432,7 @@ check_lxc_php_bad_debian_version() {
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}
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check_lxc_openssh() {
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if is_installed lxc; then
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container_list=$(lxc-ls)
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container_list=$(lxc-ls --active)
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for container in $container_list; do
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test -e /var/lib/lxc/${container}/rootfs/usr/sbin/sshd && failed "IS_LXC_OPENSSH" "openssh-server should not be installed in container ${container}"
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done
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@ -1652,6 +1681,7 @@ main() {
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test "${IS_SQUIDEVOLINUXCONF:=1}" = 1 && check_squidevolinuxconf
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test "${IS_DUPLICATE_FS_LABEL:=1}" = 1 && check_duplicate_fs_label
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test "${IS_EVOLIX_USER:=1}" = 1 && check_evolix_user
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test "${IS_EVOLIX_GROUP:=1}" = 1 && check_evolix_group
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test "${IS_EVOACME_CRON:=1}" = 1 && check_evoacme_cron
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test "${IS_EVOACME_LIVELINKS:=1}" = 1 && check_evoacme_livelinks
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test "${IS_APACHE_CONFENABLED:=1}" = 1 && check_apache_confenabled
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Jérémy Lecour
Mathieu Trossevin