evocheck : version 19.04 from upstream

This commit is contained in:
Jérémy Lecour 2019-04-25 13:34:28 +02:00 committed by Jérémy Lecour
parent e851b8cbfe
commit afea232858
2 changed files with 1259 additions and 1333 deletions

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@ -13,6 +13,7 @@ The **patch** part changes incrementally at each release.
### Added ### Added
### Changed ### Changed
* evocheck : version 19.04 from upstream
### Fixed ### Fixed
@ -21,9 +22,9 @@ The **patch** part changes incrementally at each release.
## [9.9.0] - 2019-04-16 ## [9.9.0] - 2019-04-16
### Added ### Added
* evocheck : add "x-frame-options: sameorigin" for Munin
* etc-git: ignore evobackup/.keep-* files * etc-git: ignore evobackup/.keep-* files
* lxc: /home is mounted in the container by default * lxc: /home is mounted in the container by default
* nginx : add "x-frame-options: sameorigin" for Munin
### Changed ### Changed
* changed remote repository to https://gitea.evolix.org/evolix/ansible-roles * changed remote repository to https://gitea.evolix.org/evolix/ansible-roles

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@ -4,164 +4,7 @@
# Script to verify compliance of a Debian/OpenBSD server # Script to verify compliance of a Debian/OpenBSD server
# powered by Evolix # powered by Evolix
# Repository: https://gitea.evolix.org/evolix/evocheck # base functions
# Commit: 84d197047a718f4f5b31c39a2e1741b5963271de
VERSION="0.14.0.beta2"
# Disable LANG*
export LANG=C
export LANGUAGE=C
# Default configuration values
IS_TMP_1777=1
IS_ROOT_0700=1
IS_VARTMPFS=1
IS_USRSHARESCRIPTS=1
IS_SERVEURBASE=1
IS_LOGROTATECONF=1
IS_SYSLOGCONF=1
IS_DEBIANSECURITY=1
IS_APTITUDEONLY=1
IS_APTITUDE=1
IS_APTGETBAK=1
IS_APTICRON=0
IS_USRRO=1
IS_TMPNOEXEC=1
IS_LISTCHANGESCONF=1
IS_DPKGWARNING=1
IS_CUSTOMCRONTAB=1
IS_CUSTOMSUDOERS=1
IS_SSHPERMITROOTNO=1
IS_SSHALLOWUSERS=1
IS_TMOUTPROFILE=1
IS_ALERT5BOOT=1
IS_ALERT5MINIFW=1
IS_MINIFW=1
IS_NRPEPERMS=1
IS_MINIFWPERMS=1
IS_NRPEDISKS=0
IS_NRPEPOSTFIX=1
IS_NRPEPID=1
IS_GRSECPROCS=1
IS_UMASKSUDOERS=1
IS_EVOMAINTENANCEUSERS=1
IS_APACHEMUNIN=1
IS_MYSQLUTILS=1
IS_RAIDSOFT=1
IS_AWSTATSLOGFORMAT=1
IS_MUNINLOGROTATE=1
IS_EVOMAINTENANCECONF=1
#IS_METCHE=1
IS_SQUID=1
IS_MODDEFLATE=1
IS_LOG2MAILRUNNING=1
IS_LOG2MAILAPACHE=1
IS_LOG2MAILMYSQL=1
IS_LOG2MAILSQUID=1
IS_BINDCHROOT=1
IS_REPVOLATILE=1
IS_AUTOIF=1
IS_INTERFACESGW=1
IS_USERLOGROTATE=1
IS_MODSECURITY=1
IS_APACHECTL=1
IS_APACHESYMLINK=1
IS_APACHEIPINALLOW=1
IS_MUNINAPACHECONF=1
IS_SAMBAPINPRIORITY=1
IS_KERNELUPTODATE=1
IS_UPTIME=1
IS_MUNINRUNNING=1
IS_BACKUPUPTODATE=1
IS_ETCGIT=1
IS_GITPERMS=1
IS_NOTUPGRADED=1
IS_TUNE2FS_M5=1
IS_PRIVKEYWOLRDREADABLE=1
IS_EVOLINUXSUDOGROUP=1
IS_USERINADMGROUP=1
IS_APACHE2EVOLINUXCONF=1
IS_BACKPORTSCONF=1
IS_BIND9MUNIN=1
IS_BIND9LOGROTATE=1
IS_BROADCOMFIRMWARE=1
IS_HARDWARERAIDTOOL=1
IS_LOG2MAILSYSTEMDUNIT=1
IS_LISTUPGRADE=1
IS_MARIADBEVOLINUXCONF=1
IS_MARIADBSYSTEMDUNIT=1
IS_MYSQLMUNIN=1
IS_PHPEVOLINUXCONF=1
IS_SQUIDLOGROTATE=1
IS_SQUIDEVOLINUXCONF=1
IS_SQL_BACKUP=1
IS_POSTGRES_BACKUP=1
IS_LDAP_BACKUP=1
IS_REDIS_BACKUP=1
IS_ELASTIC_BACKUP=1
IS_MONGO_BACKUP=1
IS_MOUNT_FSTAB=1
IS_NETWORK_INTERFACES=1
IS_EVOBACKUP=1
IS_DUPLICATE_FS_LABEL=1
IS_EVOMAINTENANCE_FW=1
IS_EVOLIX_USER=1
IS_EVOACME_CRON=1
IS_EVOACME_LIVELINKS=1
IS_APACHE_CONFENABLED=1
IS_MELTDOWN_SPECTRE=1
IS_OLD_HOME_DIR=1
IS_LSBRELEASE=1
#Proper to OpenBSD
IS_SOFTDEP=1
IS_WHEEL=1
IS_SUDOADMIN=1
IS_PKGMIRROR=1
IS_HISTORY=1
IS_VIM=1
IS_TTYC0SECURE=1
IS_CUSTOMSYSLOG=1
IS_NOINETD=1
IS_SUDOMAINT=1
IS_POSTGRESQL=1
IS_NRPE=1
IS_NRPEDAEMON=1
IS_ALERTBOOT=1
IS_RSYNC=1
# Default return code : 0 = no error
RC=0
# Source configuration file
# shellcheck disable=SC1091
test -f /etc/evocheck.cf && . /etc/evocheck.cf
# OS detection
DEBIAN_RELEASE=""
LSB_RELEASE_BIN=$(command -v lsb_release)
OPENBSD_RELEASE=""
if [ -e /etc/debian_version ]; then
DEBIAN_VERSION=$(cut -d "." -f 1 < /etc/debian_version)
if [ -x "${LSB_RELEASE_BIN}" ]; then
DEBIAN_RELEASE=$(${LSB_RELEASE_BIN} --codename --short)
else
case ${DEBIAN_VERSION} in
5) DEBIAN_RELEASE="lenny";;
6) DEBIAN_RELEASE="squeeze";;
7) DEBIAN_RELEASE="wheezy";;
8) DEBIAN_RELEASE="jessie";;
9) DEBIAN_RELEASE="stretch";;
esac
fi
elif [ "$(uname -s)" = "OpenBSD" ]; then
# use a better release name
OPENBSD_RELEASE=$(uname -r)
fi
# Functions
show_version() { show_version() {
cat <<END cat <<END
@ -199,6 +42,31 @@ Options
END END
} }
detect_os() {
# OS detection
DEBIAN_RELEASE=""
LSB_RELEASE_BIN=$(command -v lsb_release)
OPENBSD_RELEASE=""
if [ -e /etc/debian_version ]; then
DEBIAN_VERSION=$(cut -d "." -f 1 < /etc/debian_version)
if [ -x "${LSB_RELEASE_BIN}" ]; then
DEBIAN_RELEASE=$(${LSB_RELEASE_BIN} --codename --short)
else
case ${DEBIAN_VERSION} in
5) DEBIAN_RELEASE="lenny";;
6) DEBIAN_RELEASE="squeeze";;
7) DEBIAN_RELEASE="wheezy";;
8) DEBIAN_RELEASE="jessie";;
9) DEBIAN_RELEASE="stretch";;
esac
fi
elif [ "$(uname -s)" = "OpenBSD" ]; then
# use a better release name
OPENBSD_RELEASE=$(uname -r)
fi
}
is_debian() { is_debian() {
test -n "${DEBIAN_RELEASE}" test -n "${DEBIAN_RELEASE}"
} }
@ -238,8 +106,19 @@ is_installed(){
dpkg -l "$pkg" 2> /dev/null | grep -q -E '^(i|h)i' || return 1 dpkg -l "$pkg" 2> /dev/null | grep -q -E '^(i|h)i' || return 1
done done
} }
minifirewall_file() {
case ${DEBIAN_RELEASE} in
lenny) echo "/etc/firewall.rc" ;;
squeeze) echo "/etc/firewall.rc" ;;
wheezy) echo "/etc/firewall.rc" ;;
jessie) echo "/etc/default/minifirewall" ;;
stretch) echo "/etc/default/minifirewall" ;;
*) echo "/etc/default/minifirewall" ;;
esac
}
# logging # logging
failed() { failed() {
check_name=$1 check_name=$1
shift shift
@ -255,6 +134,1225 @@ failed() {
fi fi
} }
# check functions
check_lsbrelease(){
if [ -x "${LSB_RELEASE_BIN}" ]; then
## only the major version matters
lhs=$(${LSB_RELEASE_BIN} --release --short | cut -d "." -f 1)
rhs=$(cut -d "." -f 1 < /etc/debian_version)
test "$lhs" = "$rhs" || failed "IS_LSBRELEASE" "release is not consistent between lsb_release and /etc/debian_version"
else
failed "IS_LSBRELEASE" "lsb_release is missing or not executable"
fi
}
check_dpkgwarning() {
if is_debian_squeeze; then
if [ "$IS_USRRO" = 1 ] || [ "$IS_TMPNOEXEC" = 1 ]; then
count=$(grep -c -E -i "(Pre-Invoke ..echo Are you sure to have rw on|Post-Invoke ..echo Dont forget to mount -o remount)" /etc/apt/apt.conf)
test "$count" = 2 || failed "IS_DPKGWARNING" "Pre/Post-Invoke are missing."
fi
elif is_debian_wheezy; then
if [ "$IS_USRRO" = 1 ] || [ "$IS_TMPNOEXEC" = 1 ]; then
test -e /etc/apt/apt.conf.d/80evolinux \
|| failed "IS_DPKGWARNING" "/etc/apt/apt.conf.d/80evolinux is missing"
test -e /etc/apt/apt.conf \
&& failed "IS_DPKGWARNING" "/etc/apt/apt.conf is missing"
fi
elif is_debian_stretch; then
test -e /etc/apt/apt.conf.d/z-evolinux.conf \
|| failed "IS_DPKGWARNING" "/etc/apt/apt.conf.d/z-evolinux.conf is missing"
fi
}
check_umasksudoers(){
if is_debian_squeeze; then
grep -q "^Defaults.*umask=0077" /etc/sudoers \
|| failed "IS_UMASKSUDOERS" "sudoers must set umask to 0077"
fi
}
# Verifying check_mailq in Nagios NRPE config file. (Option "-M postfix" need to be set if the MTA is Postfix)
check_nrpepostfix() {
if is_installed postfix; then
if is_debian_squeeze; then
grep -q "^command.*check_mailq -M postfix" /etc/nagios/nrpe.cfg \
|| failed "IS_NRPEPOSTFIX" "NRPE \"check_mailq\" for postfix is missing"
else
{ test -e /etc/nagios/nrpe.cfg \
&& grep -qr "^command.*check_mailq -M postfix" /etc/nagios/nrpe.*;
} || failed "IS_NRPEPOSTFIX" "NRPE \"check_mailq\" for postfix is missing"
fi
fi
}
# Check if mod-security config file is present
check_modsecurity() {
if is_debian_squeeze; then
if is_installed libapache-mod-security; then
test -e /etc/apache2/conf.d/mod-security2.conf || failed "IS_MODSECURITY" "missing configuration file"
fi
elif is_debian_wheezy; then
if is_installed libapache2-modsecurity; then
test -e /etc/apache2/conf.d/mod-security2.conf || failed "IS_MODSECURITY" "missing configuration file"
fi
fi
}
check_customsudoers() {
grep -E -qr "umask=0077" /etc/sudoers* || failed "IS_CUSTOMSUDOERS"
}
check_vartmpfs() {
df /var/tmp | grep -q tmpfs || failed "IS_VARTMPFS" "/var/tmp is not a tmpfs"
}
check_vartmpfs() {
df /var/tmp | grep -q tmpfs || failed "IS_VARTMPFS" "/var/tmp is not a tmpfs"
}
check_serveurbase() {
is_installed serveur-base || failed "IS_SERVEURBASE" "serveur-base package is not installed"
}
check_logrotateconf() {
test -e /etc/logrotate.d/zsyslog || failed "IS_LOGROTATECONF"
}
check_syslogconf() {
grep -q "^# Syslog for Pack Evolix serveur" /etc/*syslog.conf \
|| failed "IS_SYSLOGCONF"
}
check_debiansecurity() {
grep -q "^deb.*security" /etc/apt/sources.list \
|| failed "IS_DEBIANSECURITY"
}
check_aptitudeonly() {
if is_debian_squeeze || is_debian_wheezy; then
test -e /usr/bin/apt-get && failed "IS_APTITUDEONLY"
fi
}
check_aptitude() {
if is_debian_jessie || is_debian_stretch; then
test -e /usr/bin/aptitude && failed "IS_APTITUDE"
fi
}
check_aptgetbak() {
if is_debian_jessie || is_debian_stretch; then
test -e /usr/bin/apt-get.bak && failed "IS_APTGETBAK"
fi
}
check_apticron() {
status="OK"
test -e /etc/cron.d/apticron || status="fail"
test -e /etc/cron.daily/apticron && status="fail"
test "$status" = "fail" || test -e /usr/bin/apt-get.bak || status="fail"
if is_debian_squeeze || is_debian_wheezy; then
test "$status" = "fail" && failed "IS_APTICRON"
fi
}
check_usrro() {
grep /usr /etc/fstab | grep -q ro || failed "IS_USRRO"
}
check_tmpnoexec() {
mount | grep "on /tmp" | grep -q noexec || failed "IS_TMPNOEXEC"
}
check_mountfstab() {
# Test if lsblk available, if not skip this test...
LSBLK_BIN=$(command -v lsblk)
if test -x "${LSBLK_BIN}"; then
for mountPoint in $(${LSBLK_BIN} -o MOUNTPOINT -l -n | grep '/'); do
grep -Eq "$mountPoint\W" /etc/fstab || failed "IS_MOUNT_FSTAB"
done
fi
}
check_listchangesconf() {
if is_debian_stretch; then
if is_installed apt-listchanges; then
failed "IS_LISTCHANGESCONF" "apt-listchanges must not be installed on Stretch"
fi
else
if [ -e "/etc/apt/listchanges.conf" ]; then
lines=$(grep -cE "(which=both|confirm=1)" /etc/apt/listchanges.conf)
if [ "$lines" != 2 ]; then
failed "IS_LISTCHANGESCONF" "apt-listchanges config is incorrect"
fi
else
failed "IS_LISTCHANGESCONF" "apt-listchanges config is missing"
fi
fi
}
check_customcrontab() {
found_lines=$(grep -c -E "^(17 \*|25 6|47 6|52 6)" /etc/crontab)
test "$found_lines" = 4 && failed "IS_CUSTOMCRONTAB"
}
check_sshallowusers() {
grep -E -qi "(AllowUsers|AllowGroups)" /etc/ssh/sshd_config || failed "IS_SSHALLOWUSERS"
}
check_diskperf() {
test -e /root/disk-perf.txt || failed "IS_DISKPERF"
}
check_tmoutprofile() {
grep -sq "TMOUT=" /etc/profile /etc/profile.d/evolinux.sh || failed "IS_TMOUTPROFILE" "TMOUT is not set"
}
check_alert5boot() {
if [ -n "$(find /etc/rc2.d/ -name 'S*alert5')" ]; then
grep -q "^date" /etc/rc2.d/S*alert5 || failed "IS_ALERT5BOOT" "boot mail is not sent by alert5 init script"
else
failed "IS_ALERT5BOOT" "alert5 init script is missing"
fi
}
check_alert5minifw() {
if [ -n "$(find /etc/rc2.d/ -name 'S*alert5')" ]; then
grep -q "^/etc/init.d/minifirewall" /etc/rc2.d/S*alert5 \
|| failed "IS_ALERT5MINIFW" "Minifirewall is not started by alert5 init script"
else
failed "IS_ALERT5MINIFW" "alert5 init script is missing"
fi
}
check_minifw() {
/sbin/iptables -L -n | grep -q -E "^ACCEPT\s*all\s*--\s*31\.170\.8\.4\s*0\.0\.0\.0/0\s*$" \
|| failed "IS_MINIFW"
}
check_nrpeperms() {
if [ -d /etc/nagios ]; then
actual=$(stat --format "%a" /etc/nagios)
expected="750"
test "$expected" = "$actual" || failed "IS_NRPEPERMS"
fi
}
check_minifwperms() {
if [ -f "$MINIFW_FILE" ]; then
actual=$(stat --format "%a" $MINIFW_FILE)
expected="600"
test "$expected" = "$actual" || failed "IS_MINIFWPERMS"
fi
}
check_nrpedisks() {
NRPEDISKS=$(grep command.check_disk /etc/nagios/nrpe.cfg | grep "^command.check_disk[0-9]" | sed -e "s/^command.check_disk\([0-9]\+\).*/\1/" | sort -n | tail -1)
DFDISKS=$(df -Pl | grep -c -E -v "(^Filesystem|/lib/init/rw|/dev/shm|udev|rpc_pipefs)")
test "$NRPEDISKS" = "$DFDISKS" || failed "IS_NRPEDISKS"
}
check_nrpepid() {
if ! is_debian_squeeze; then
{ test -e /etc/nagios/nrpe.cfg \
&& grep -q "^pid_file=/var/run/nagios/nrpe.pid" /etc/nagios/nrpe.cfg;
} || failed "IS_NRPEPID"
fi
}
check_grsecprocs() {
if uname -a | grep -q grsec; then
{ grep -q "^command.check_total_procs..sudo" /etc/nagios/nrpe.cfg \
&& grep -A1 "^\[processes\]" /etc/munin/plugin-conf.d/munin-node | grep -q "^user root";
} || failed "IS_GRSECPROCS"
fi
}
check_apachemunin() {
if test -e /etc/apache2/apache2.conf; then
if is_debian_stretch; then
{ test -h /etc/apache2/mods-enabled/status.load \
&& test -h /etc/munin/plugins/apache_accesses \
&& test -h /etc/munin/plugins/apache_processes \
&& test -h /etc/munin/plugins/apache_volume;
} || failed "IS_APACHEMUNIN" "missing munin plugins for Apache"
else
pattern="/server-status-[[:alnum:]]{4,}"
{ grep -r -q -s -E "^env.url.*${pattern}" /etc/munin/plugin-conf.d \
&& { grep -q -s -E "${pattern}" /etc/apache2/apache2.conf \
|| grep -q -s -E "${pattern}" /etc/apache2/mods-enabled/status.conf;
};
} || failed "IS_APACHEMUNIN" "server status is not properly configured"
fi
fi
}
# Verification mytop + Munin si MySQL
check_mysqlutils() {
MYSQL_ADMIN=${MYSQL_ADMIN:-mysqladmin}
if is_installed mysql-server; then
# You can configure MYSQL_ADMIN in evocheck.cf
if ! grep -qs "$MYSQL_ADMIN" /root/.my.cnf; then
failed "IS_MYSQLUTILS" "mysqladmin missing in /root/.my.cnf"
fi
if ! test -x /usr/bin/mytop; then
if ! test -x /usr/local/bin/mytop; then
failed "IS_MYSQLUTILS" "mytop binary missing"
fi
fi
if ! grep -qs debian-sys-maint /root/.mytop; then
failed "IS_MYSQLUTILS" "debian-sys-maint missing in /root/.mytop"
fi
fi
}
# Verification de la configuration du raid soft (mdadm)
check_raidsoft() {
if test -e /proc/mdstat && grep -q md /proc/mdstat; then
{ grep -q "^AUTOCHECK=true" /etc/default/mdadm \
&& grep -q "^START_DAEMON=true" /etc/default/mdadm \
&& grep -qv "^MAILADDR ___MAIL___" /etc/mdadm/mdadm.conf;
} || failed "IS_RAIDSOFT"
fi
}
# Verification du LogFormat de AWStats
check_awstatslogformat() {
if is_installed apache2.2-common awstats; then
grep -qE '^LogFormat=1' /etc/awstats/awstats.conf.local \
|| failed "IS_AWSTATSLOGFORMAT"
fi
}
# Verification de la présence de la config logrotate pour Munin
check_muninlogrotate() {
{ test -e /etc/logrotate.d/munin-node \
&& test -e /etc/logrotate.d/munin;
} || failed "IS_MUNINLOGROTATE"
}
# Verification de l'activation de Squid dans le cas d'un pack mail
check_squid() {
if is_debian_stretch; then
squidconffile="/etc/squid/evolinux-custom.conf"
else
squidconffile="/etc/squid*/squid.conf"
fi
if is_pack_web && (is_installed squid || is_installed squid3); then
host=$(hostname -i)
# shellcheck disable=SC2086
http_port=$(grep "http_port" $squidconffile | cut -f 2 -d " ")
{ grep -qE "^[^#]*iptables -t nat -A OUTPUT -p tcp --dport 80 -m owner --uid-owner proxy -j ACCEPT" "$MINIFW_FILE" \
&& grep -qE "^[^#]*iptables -t nat -A OUTPUT -p tcp --dport 80 -d $host -j ACCEPT" "$MINIFW_FILE" \
&& grep -qE "^[^#]*iptables -t nat -A OUTPUT -p tcp --dport 80 -d 127.0.0.(1|0/8) -j ACCEPT" "$MINIFW_FILE" \
&& grep -qE "^[^#]*iptables -t nat -A OUTPUT -p tcp --dport 80 -j REDIRECT --to-port.* $http_port" "$MINIFW_FILE";
} || failed "IS_SQUID"
fi
}
check_evomaintenance_fw() {
if [ -f "$MINIFW_FILE" ]; then
rulesNumber=$(grep -c "/sbin/iptables -A INPUT -p tcp --sport 5432 --dport 1024:65535 -s .* -m state --state ESTABLISHED,RELATED -j ACCEPT" "$MINIFW_FILE")
if [ "$rulesNumber" -lt 2 ]; then
failed "IS_EVOMAINTENANCE_FW"
fi
fi
}
# Verification de la conf et de l'activation de mod-deflate
check_moddeflate() {
f=/etc/apache2/mods-enabled/deflate.conf
if is_installed apache2.2; then
{ test -e $f && grep -q "AddOutputFilterByType DEFLATE text/html text/plain text/xml" $f \
&& grep -q "AddOutputFilterByType DEFLATE text/css" $f \
&& grep -q "AddOutputFilterByType DEFLATE application/x-javascript application/javascript" $f;
} || failed "IS_MODDEFLATE"
fi
}
# Verification de la conf log2mail
check_log2mailrunning() {
if is_pack_web && is_installed log2mail; then
pgrep log2mail >/dev/null || failed 'IS_LOG2MAILRUNNING'
fi
}
check_log2mailapache() {
if is_debian_stretch; then
conf=/etc/log2mail/config/apache
else
conf=/etc/log2mail/config/default
fi
if is_pack_web && is_installed log2mail; then
grep -s -q "^file = /var/log/apache2/error.log" $conf \
|| failed "IS_LOG2MAILAPACHE"
fi
}
check_log2mailmysql() {
if is_pack_web && is_installed log2mail; then
grep -s -q "^file = /var/log/syslog" /etc/log2mail/config/{default,mysql,mysql.conf} \
|| failed "IS_LOG2MAILMYSQL"
fi
}
check_log2mailsquid() {
if is_pack_web && is_installed log2mail; then
grep -s -q "^file = /var/log/squid.*/access.log" /etc/log2mail/config/* \
|| failed "IS_LOG2MAILSQUID"
fi
}
# Verification si bind est chroote
check_bindchroot() {
if is_installed bind9; then
if netstat -utpln | grep "/named" | grep :53 | grep -qvE "(127.0.0.1|::1)"; then
if grep -q '^OPTIONS=".*-t' /etc/default/bind9 && grep -q '^OPTIONS=".*-u' /etc/default/bind9; then
md5_original=$(md5sum /usr/sbin/named | cut -f 1 -d ' ')
md5_chrooted=$(md5sum /var/chroot-bind/usr/sbin/named | cut -f 1 -d ' ')
if [ "$md5_original" != "$md5_chrooted" ]; then
failed "IS_BINDCHROOT" "The chrooted bind binary is differet than the original binary"
fi
else
failed "IS_BINDCHROOT" "bind process is not chrooted"
fi
fi
fi
}
# Verification de la présence du depot volatile
check_repvolatile() {
if is_debian_lenny; then
grep -qE "^deb http://volatile.debian.org/debian-volatile" /etc/apt/sources.list \
|| failed "IS_REPVOLATILE"
fi
if is_debian_squeeze; then
grep -qE "^deb.*squeeze-updates" /etc/apt/sources.list \
|| failed "IS_REPVOLATILE"
fi
}
# /etc/network/interfaces should be present, we don't manage systemd-network yet
check_network_interfaces() {
if ! test -f /etc/network/interfaces; then
IS_AUTOIF=0
IS_INTERFACESGW=0
failed "IS_NETWORK_INTERFACES" "systemd network configuration is not supported yet"
fi
}
# Verify if all if are in auto
check_autoif() {
if is_debian_stretch; then
interfaces=$(/sbin/ip address show up | grep "^[0-9]*:" | grep -E -v "(lo|vnet|docker|veth|tun|tap|macvtap)" | cut -d " " -f 2 | tr -d : | cut -d@ -f1 | tr "\n" " ")
else
interfaces=$(/sbin/ifconfig -s | tail -n +2 | grep -E -v "^(lo|vnet|docker|veth|tun|tap|macvtap)" | cut -d " " -f 1 |tr "\n" " ")
fi
for interface in $interfaces; do
if ! grep -q "^auto $interface" /etc/network/interfaces; then
failed "IS_AUTOIF" "Network interface \`${interface}' is not set to auto"
test "${VERBOSE}" = 1 || break
fi
done
}
# Network conf verification
check_interfacesgw() {
number=$(grep -Ec "^[^#]*gateway [0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}" /etc/network/interfaces)
test "$number" -gt 1 && failed "IS_INTERFACESGW" "there is more than 1 IPv4 gateway"
number=$(grep -Ec "^[^#]*gateway [0-9a-fA-F]+:" /etc/network/interfaces)
test "$number" -gt 1 && failed "IS_INTERFACESGW" "there is more than 1 IPv6 gateway"
}
# Verification de la mise en place d'evobackup
check_evobackup() {
evobackup_found=$(find /etc/cron* -name '*evobackup*' | wc -l)
test "$evobackup_found" -gt 0 || failed "IS_EVOBACKUP"
}
# Verification de la presence du userlogrotate
check_userlogrotate() {
if is_pack_web; then
test -x /etc/cron.weekly/userlogrotate || failed "IS_USERLOGROTATE"
fi
}
# Verification de la syntaxe de la conf d'Apache
check_apachectl() {
if is_installed apache2.2-common; then
/usr/sbin/apache2ctl configtest 2>&1 | grep -q "^Syntax OK$" || failed "IS_APACHECTL"
fi
}
# Check if there is regular files in Apache sites-enabled.
check_apachesymlink() {
if is_installed apache2.2-common; then
stat -c %F /etc/apache2/sites-enabled/* | grep -q regular && failed "IS_APACHESYMLINK"
fi
}
# Check if there is real IP addresses in Allow/Deny directives (no trailing space, inline comments or so).
check_apacheipinallow() {
# Note: Replace "exit 1" by "print" in Perl code to debug it.
if is_installed apache2.2-common; then
grep -IrE "^[^#] *(Allow|Deny) from" /etc/apache2/ \
| grep -iv "from all" \
| grep -iv "env=" \
| perl -ne 'exit 1 unless (/from( [\da-f:.\/]+)+$/i)' \
|| failed "IS_APACHEIPINALLOW"
fi
}
# Check if default Apache configuration file for munin is absent (or empty or commented).
check_muninapacheconf() {
if is_debian_squeeze || is_debian_wheezy; then
muninconf="/etc/apache2/conf.d/munin"
else
muninconf="/etc/apache2/conf-available/munin.conf"
fi
if is_installed apache2.2-common; then
test -e $muninconf && grep -vEq "^( |\t)*#" "$muninconf" && failed "IS_MUNINAPACHECONF"
fi
}
# Verification de la priorité du package samba si les backports sont utilisés
check_sambainpriority() {
if is_debian_lenny && is_pack_samba; then
if grep -qrE "^[^#].*backport" /etc/apt/sources.list{,.d}; then
priority=$(grep -E -A2 "^Package:.*samba" /etc/apt/preferences | grep -A1 "^Pin: release a=lenny-backports" | grep "^Pin-Priority:" | cut -f2 -d" ")
test "$priority" -gt 500 || failed "IS_SAMBAPINPRIORITY"
fi
fi
}
# Verification si le système doit redémarrer suite màj kernel.
check_kerneluptodate() {
if is_installed linux-image*; then
# shellcheck disable=SC2012
kernel_installed_at=$(date -d "$(ls --full-time -lcrt /boot | tail -n1 | awk '{print $6}')" +%s)
last_reboot_at=$(($(date +%s) - $(cut -f1 -d '.' /proc/uptime)))
if [ "$kernel_installed_at" -gt "$last_reboot_at" ]; then
failed "IS_KERNELUPTODATE"
fi
fi
}
# Check if the server is running for more than a year.
check_uptime() {
if is_installed linux-image*; then
limit=$(date -d "now - 2 year" +%s)
last_reboot_at=$(($(date +%s) - $(cut -f1 -d '.' /proc/uptime)))
if [ "$limit" -gt "$last_reboot_at" ]; then
failed "IS_UPTIME"
fi
fi
}
# Check if munin-node running and RRD files are up to date.
check_muninrunning() {
if ! pgrep munin-node >/dev/null; then
failed "IS_MUNINRUNNING" "Munin is not running"
elif [ -d "/var/lib/munin/" ] && [ -d "/var/cache/munin/" ]; then
limit=$(date +"%s" -d "now - 10 minutes")
if [ -n "$(find /var/lib/munin/ -name '*load-g.rrd')" ]; then
updated_at=$(stat -c "%Y" /var/lib/munin/*/*load-g.rrd |sort |tail -1)
[ "$limit" -gt "$updated_at" ] && failed "IS_MUNINRUNNING" "Munin load RRD has not been updated in the last 10 minutes"
else
failed "IS_MUNINRUNNING" "Munin is not installed properly (load RRD not found)"
fi
if [ -n "$(find /var/cache/munin/www/ -name 'load-day.png')" ]; then
updated_at=$(stat -c "%Y" /var/cache/munin/www/*/*/load-day.png |sort |tail -1)
grep -sq "^graph_strategy cron" /etc/munin/munin.conf && [ "$limit" -gt "$updated_at" ] && failed "IS_MUNINRUNNING" "Munin load PNG has not been updated in the last 10 minutes"
else
failed "IS_MUNINRUNNING" "Munin is not installed properly (load PNG not found)"
fi
else
failed "IS_MUNINRUNNING" "Munin is not installed properly (main directories are missing)"
fi
}
# Check if files in /home/backup/ are up-to-date
check_backupuptodate() {
if [ -d /home/backup/ ]; then
if [ -n "$(ls -A /home/backup/)" ]; then
for file in /home/backup/*; do
limit=$(date +"%s" -d "now - 2 day")
updated_at=$(stat -c "%Y" "$file")
if [ -f "$file" ] && [ "$limit" -gt "$updated_at" ]; then
failed "IS_BACKUPUPTODATE" "$file has not been backed up"
test "${VERBOSE}" = 1 || break;
fi
done
else
failed "IS_BACKUPUPTODATE" "/home/backup/ is empty"
fi
else
failed "IS_BACKUPUPTODATE" "/home/backup/ is missing"
fi
}
check_etcgit() {
(cd /etc; git rev-parse --is-inside-work-tree > /dev/null 2>&1) || failed "IS_ETCGIT" "/etc is not a Git repository"
}
# Check if /etc/.git/ has read/write permissions for root only.
check_gitperms() {
if test -d /etc/.git; then
expected="700"
actual=$(stat -c "%a" /etc/.git/)
[ "$expected" = "$actual" ] || failed "IS_GITPERMS"
fi
}
# Check if no package has been upgraded since $limit.
check_notupgraded() {
last_upgrade=0
upgraded=false
for log in /var/log/dpkg.log*; do
if zgrep -qsm1 upgrade "$log"; then
# There is at least one upgrade
upgraded=true
break
fi
done
if $upgraded; then
last_upgrade=$(date +%s -d "$(zgrep -h upgrade /var/log/dpkg.log* | sort -n | tail -1 | cut -f1 -d ' ')")
fi
if grep -qs '^mailto="listupgrade-todo@' /etc/evolinux/listupgrade.cnf \
|| grep -qs -E '^[[:digit:]]+[[:space:]]+[[:digit:]]+[[:space:]]+[^\*]' /etc/cron.d/listupgrade; then
# Manual upgrade process
limit=$(date +%s -d "now - 180 days")
else
# Regular process
limit=$(date +%s -d "now - 90 days")
fi
install_date=0
if [ -d /var/log/installer ]; then
install_date=$(stat -c %Z /var/log/installer)
fi
# Check install_date if the system never received an upgrade
if [ "$last_upgrade" -eq 0 ]; then
[ "$install_date" -lt "$limit" ] && failed "IS_NOTUPGRADED" "The system has never been updated"
else
[ "$last_upgrade" -lt "$limit" ] && failed "IS_NOTUPGRADED" "The system hasn't been updated for too long"
fi
}
# Check if reserved blocks for root is at least 5% on every mounted partitions.
check_tune2fs_m5() {
min=5
parts=$(grep -E "ext(3|4)" /proc/mounts | cut -d ' ' -f1 | tr -s '\n' ' ')
for part in $parts; do
blockCount=$(dumpe2fs -h "$part" 2>/dev/null | grep -e "Block count:" | grep -Eo "[0-9]+")
# If buggy partition, skip it.
if [ -z "$blockCount" ]; then
continue
fi
reservedBlockCount=$(dumpe2fs -h "$part" 2>/dev/null | grep -e "Reserved block count:" | grep -Eo "[0-9]+")
# Use awk to have a rounded percentage
# python is slow, bash is unable and bc rounds weirdly
percentage=$(awk "BEGIN { pc=100*${reservedBlockCount}/${blockCount}; i=int(pc); print (pc-i<0.5)?i:i+1 }")
if [ "$percentage" -lt "${min}" ]; then
failed "IS_TUNE2FS_M5" "Partition ${part} has less than ${min}% reserved blocks (${percentage}%)"
fi
done
}
check_evolinuxsudogroup() {
if is_debian_stretch; then
if grep -q "^evolinux-sudo:" /etc/group; then
grep -q '^%evolinux-sudo ALL=(ALL:ALL) ALL' /etc/sudoers.d/evolinux \
|| failed "IS_EVOLINUXSUDOGROUP"
fi
fi
}
check_userinadmgroup() {
if is_debian_stretch; then
users=$(grep "^evolinux-sudo:" /etc/group | awk -F: '{print $4}' | tr ',' ' ')
for user in $users; do
if ! groups "$user" | grep -q adm; then
failed "IS_USERINADMGROUP" "User $user doesn't belong to \`adm' group"
test "${VERBOSE}" = 1 || break
fi
done
fi
}
check_apache2evolinuxconf() {
if is_debian_stretch && test -d /etc/apache2; then
{ test -L /etc/apache2/conf-enabled/z-evolinux-defaults.conf \
&& test -L /etc/apache2/conf-enabled/zzz-evolinux-custom.conf \
&& test -f /etc/apache2/ipaddr_whitelist.conf;
} || failed "IS_APACHE2EVOLINUXCONF"
fi
}
check_backportsconf() {
if is_debian_stretch; then
grep -qsE "^[^#].*backports" /etc/apt/sources.list \
&& failed "IS_BACKPORTSCONF" "backports can't be in main sources list"
if grep -qsE "^[^#].*backports" /etc/apt/sources.list.d/*.list; then
grep -qsE "^[^#].*backports" /etc/apt/preferences.d/* \
|| failed "IS_BACKPORTSCONF" "backports must have preferences"
fi
fi
}
check_bind9munin() {
if is_debian_stretch && is_installed bind9; then
{ test -L /etc/munin/plugins/bind9 \
&& test -e /etc/munin/plugin-conf.d/bind9;
} || failed "IS_BIND9MUNIN"
fi
}
check_bind9logrotate() {
if is_debian_stretch && is_installed bind9; then
test -e /etc/logrotate.d/bind9 || failed "IS_BIND9LOGROTATE"
fi
}
check_broadcomfirmware() {
LSPCI_BIN=$(command -v lspci)
if [ -x "${LSPCI_BIN}" ]; then
if ${LSPCI_BIN} | grep -q 'NetXtreme II'; then
{ is_installed firmware-bnx2 \
&& grep -q "^deb http://mirror.evolix.org/debian.* non-free" /etc/apt/sources.list;
} || failed "IS_BROADCOMFIRMWARE"
fi
else
failed "IS_BROADCOMFIRMWARE" "lspci is missing"
fi
}
check_hardwareraidtool() {
LSPCI_BIN=$(command -v lspci)
if [ -x "${LSPCI_BIN}" ]; then
if ${LSPCI_BIN} | grep -q 'MegaRAID SAS'; then
# shellcheck disable=SC2015
is_installed megacli && { is_installed megaclisas-status || is_installed megaraidsas-status; } \
|| failed "IS_HARDWARERAIDTOOL" "Mega tools not found"
fi
if ${LSPCI_BIN} | grep -q 'Hewlett-Packard Company Smart Array'; then
is_installed cciss-vol-status || failed "IS_HARDWARERAIDTOOL" "cciss-vol-status not installed"
fi
else
failed "IS_HARDWARERAIDTOOL" "lspci is missing"
fi
}
check_log2mailsystemdunit() {
if is_debian_stretch; then
{ systemctl -q is-active log2mail.service \
&& test -f /etc/systemd/system/log2mail.service \
&& ! test -f /etc/init.d/log2mail;
} || failed "IS_LOG2MAILSYSTEMDUNIT"
fi
}
check_listupgrade() {
{ test -f /etc/cron.d/listupgrade \
&& test -x /usr/share/scripts/listupgrade.sh;
} || failed "IS_LISTUPGRADE"
}
check_mariadbevolinuxconf() {
if is_debian_stretch; then
if is_installed mariadb-server; then
{ test -f /etc/mysql/mariadb.conf.d/z-evolinux-defaults.cnf \
&& test -f /etc/mysql/mariadb.conf.d/zzz-evolinux-custom.cnf;
} || failed "IS_MARIADBEVOLINUXCONF"
fi
fi
}
check_sql_backup() {
if (is_installed "mysql-server" || is_installed "mariadb-server"); then
# You could change the default path in /etc/evocheck.cf
SQL_BACKUP_PATH=${SQL_BACKUP_PATH:-"/home/backup/mysql.bak.gz"}
test -f "$SQL_BACKUP_PATH" || failed "IS_SQL_BACKUP" "MySQL dump is missing (${SQL_BACKUP_PATH})"
fi
}
check_postgres_backup() {
if is_installed "postgresql-9*"; then
# If you use something like barman, you should disable this check
# You could change the default path in /etc/evocheck.cf
POSTGRES_BACKUP_PATH=${POSTGRES_BACKUP_PATH:-"/home/backup/pg.dump.bak"}
test -f "$POSTGRES_BACKUP_PATH" || failed "IS_POSTGRES_BACKUP" "PostgreSQL dump is missing (${POSTGRES_BACKUP_PATH})"
fi
}
check_mongo_backup() {
if is_installed "mongodb-org-server"; then
# You could change the default path in /etc/evocheck.cf
MONGO_BACKUP_PATH=${MONGO_BACKUP_PATH:-"/home/backup/mongodump"}
if [ -d "$MONGO_BACKUP_PATH" ]; then
for file in "${MONGO_BACKUP_PATH}"/*/*.{json,bson}; do
# Skip indexes file.
if ! [[ "$file" =~ indexes ]]; then
limit=$(date +"%s" -d "now - 2 day")
updated_at=$(stat -c "%Y" "$file")
if [ -f "$file" ] && [ "$limit" -gt "$updated_at" ]; then
failed "IS_MONGO_BACKUP" "MongoDB hasn't been dumped for more than 2 days"
break
fi
fi
done
else
failed "IS_MONGO_BACKUP" "MongoDB dump directory is missing (${MONGO_BACKUP_PATH})"
fi
fi
}
check_ldap_backup() {
if is_installed slapd; then
# You could change the default path in /etc/evocheck.cf
LDAP_BACKUP_PATH=${LDAP_BACKUP_PATH:-"/home/backup/ldap.bak"}
test -f "$LDAP_BACKUP_PATH" || failed "IS_LDAP_BACKUP" "LDAP dump is missing (${LDAP_BACKUP_PATH})"
fi
}
check_redis_backup() {
if is_installed redis-server; then
# You could change the default path in /etc/evocheck.cf
REDIS_BACKUP_PATH=${REDIS_BACKUP_PATH:-"/home/backup/dump.rdb"}
test -f "$REDIS_BACKUP_PATH" || failed "IS_REDIS_BACKUP" "Redis dump is missing (${REDIS_BACKUP_PATH})"
fi
}
check_elastic_backup() {
if is_installed elasticsearch; then
# You could change the default path in /etc/evocheck.cf
ELASTIC_BACKUP_PATH=${ELASTIC_BACKUP_PATH:-"/home/backup/elasticsearch"}
test -d "$ELASTIC_BACKUP_PATH" || failed "IS_ELASTIC_BACKUP" "Elastic snapshot is missing (${ELASTIC_BACKUP_PATH})"
fi
}
check_mariadbsystemdunit() {
if is_debian_stretch && is_installed mariadb-server; then
{ systemctl -q is-active mariadb.service \
&& test -f /etc/systemd/system/mariadb.service.d/evolinux.conf;
} || failed "IS_MARIADBSYSTEMDUNIT"
fi
}
check_mysqlmunin() {
if is_debian_stretch && is_installed mariadb-server; then
for file in mysql_bytes mysql_queries mysql_slowqueries \
mysql_threads mysql_connections mysql_files_tables \
mysql_innodb_bpool mysql_innodb_bpool_act mysql_innodb_io \
mysql_innodb_log mysql_innodb_rows mysql_innodb_semaphores \
mysql_myisam_indexes mysql_qcache mysql_qcache_mem \
mysql_sorts mysql_tmp_tables; do
if [[ ! -L /etc/munin/plugins/$file ]]; then
failed "IS_MYSQLMUNIN" "Munin plugin '$file' is missing"
test "${VERBOSE}" = 1 || break
fi
done
fi
}
check_mysqlnrpe() {
if is_debian_stretch && is_installed mariadb-server; then
nagios_file="~nagios/.my.cnf"
{ test -f $nagios_file \
&& [ "$(stat -c %U $nagios_file)" = "nagios" ] \
&& [ "$(stat -c %a $nagios_file)" = "600" ] \
&& grep -q -F "command[check_mysql]=/usr/lib/nagios/plugins/check_mysql -H localhost -f $nagios_file";
} || failed "IS_MYSQLNRPE"
fi
}
check_phpevolinuxconf() {
if is_debian_stretch && is_installed php; then
{ test -f /etc/php/7.0/cli/conf.d/z-evolinux-defaults.ini \
&& test -f /etc/php/7.0/cli/conf.d/zzz-evolinux-custom.ini;
} || failed "IS_PHPEVOLINUXCONF"
fi
}
check_squidlogrotate() {
if is_debian_stretch && is_installed squid; then
grep -q monthly /etc/logrotate.d/squid || failed "IS_SQUIDLOGROTATE"
fi
}
check_squidevolinuxconf() {
if is_debian_stretch && is_installed squid; then
{ grep -qs "^CONFIG=/etc/squid/evolinux-defaults.conf$" /etc/default/squid \
&& test -f /etc/squid/evolinux-defaults.conf \
&& test -f /etc/squid/evolinux-whitelist-defaults.conf \
&& test -f /etc/squid/evolinux-whitelist-custom.conf \
&& test -f /etc/squid/evolinux-acl.conf \
&& test -f /etc/squid/evolinux-httpaccess.conf \
&& test -f /etc/squid/evolinux-custom.conf;
} || failed "IS_SQUIDEVOLINUXCONF"
fi
}
check_duplicate_fs_label() {
# Do it only if thereis blkid binary
BLKID_BIN=$(command -v blkid)
if [ -x "$BLKID_BIN" ]; then
tmpFile=$(mktemp -p /tmp)
parts=$($BLKID_BIN | grep -ve raid_member -e EFI_SYSPART | grep -Eo ' LABEL=".*"' | cut -d'"' -f2)
for part in $parts; do
echo "$part" >> "$tmpFile"
done
tmpOutput=$(sort < "$tmpFile" | uniq -d)
# If there is no duplicate, uniq will have no output
# So, if $tmpOutput is not null, there is a duplicate
if [ -n "$tmpOutput" ]; then
# shellcheck disable=SC2086
labels=$(echo -n $tmpOutput | tr '\n' ' ')
failed "IS_DUPLICATE_FS_LABEL" "Duplicate labels: $labels"
fi
rm "$tmpFile"
else
failed "IS_DUPLICATE_FS_LABEL" "blkid not found"
fi
}
check_evolix_user() {
grep -q "evolix:" /etc/passwd && failed "IS_EVOLIX_USER"
}
check_evoacme_cron() {
if [ -f "/usr/local/sbin/evoacme" ]; then
# Old cron file, should be deleted
test -f /etc/cron.daily/certbot && failed "IS_EVOACME_CRON" "certbot cron is incompatible with evoacme"
# evoacme cron file should be present
test -f /etc/cron.daily/evoacme || failed "IS_EVOACME_CRON" "evoacme cron is missing"
fi
}
check_evoacme_livelinks() {
EVOACME_BIN=$(command -v evoacme)
if [ -x "$EVOACME_BIN" ]; then
# Sometimes evoacme is installed but no certificates has been generated
numberOfLinks=$(find /etc/letsencrypt/ -type l | wc -l)
if [ "$numberOfLinks" -gt 0 ]; then
for live in /etc/letsencrypt/*/live; do
actualLink=$(readlink -f "$live")
actualVersion=$(basename "$actualLink")
certDir=$(dirname "$live")
certName=$(basename "$certDir")
# shellcheck disable=SC2012
lastCertDir=$(ls -ds "${certDir}"/[0-9]* | tail -1)
lastVersion=$(basename "$lastCertDir")
if [[ "$lastVersion" != "$actualVersion" ]]; then
failed "IS_EVOACME_LIVELINKS" "Certificate \`$certName' hasn't been updated"
test "${VERBOSE}" = 1 || break
fi
done
fi
fi
}
check_apache_confenabled() {
# Starting from Jessie and Apache 2.4, /etc/apache2/conf.d/
# must be replaced by conf-available/ and config files symlinked
# to conf-enabled/
if is_debian_jessie || is_debian_stretch; then
if [ -f /etc/apache2/apache2.conf ]; then
test -d /etc/apache2/conf.d/ && failed "IS_APACHE_CONFENABLED"
grep -q 'Include conf.d' /etc/apache2/apache2.conf && failed "IS_APACHE_CONFENABLED"
fi
fi
}
check_meltdown_spectre() {
# For Stretch, detection is easy as the kernel use
# /sys/devices/system/cpu/vulnerabilities/
if is_debian_stretch; then
for vuln in meltdown spectre_v1 spectre_v2; do
test -f "/sys/devices/system/cpu/vulnerabilities/$vuln" \
|| failed "IS_MELTDOWN_SPECTRE"
done
# For Jessie this is quite complicated to verify and we need to use kernel config file
elif is_debian_jessie; then
if grep -q "BOOT_IMAGE=" /proc/cmdline; then
kernelPath=$(grep -Eo 'BOOT_IMAGE=[^ ]+' /proc/cmdline | cut -d= -f2)
kernelVer=${kernelPath##*/vmlinuz-}
kernelConfig="config-${kernelVer}"
# Sometimes autodetection of kernel config file fail, so we test if the file really exists.
if [ -f "/boot/${kernelConfig}" ]; then
grep -Eq '^CONFIG_PAGE_TABLE_ISOLATION=y' "/boot/$kernelConfig" \
|| failed "IS_MELTDOWN_SPECTRE" "PAGE_TABLE_ISOLATION vulnerability is not patched"
grep -Eq '^CONFIG_RETPOLINE=y' "/boot/$kernelConfig" \
|| failed "IS_MELTDOWN_SPECTRE" "RETPOLINE vulnerability is not patched"
fi
fi
fi
}
check_old_home_dir() {
homeDir=${homeDir:-/home}
for dir in "$homeDir"/*; do
statResult=$(stat -c "%n has owner %u resolved as %U" "$dir" \
| grep -Eve '.bak' -e '\.[0-9]{2}-[0-9]{2}-[0-9]{4}' \
| grep "UNKNOWN")
# There is at least one dir matching
if [[ -n "$statResult" ]]; then
failed "IS_OLD_HOME_DIR" "$statResult"
test "${VERBOSE}" = 1 || break
fi
done
}
check_tmp_1777() {
actual=$(stat --format "%a" /tmp)
expected="1777"
test "$expected" = "$actual" || failed "IS_TMP_1777"
}
check_root_0700() {
actual=$(stat --format "%a" /root)
expected="700"
test "$expected" = "$actual" || failed "IS_ROOT_0700"
}
check_usrsharescripts() {
actual=$(stat --format "%a" /usr/share/scripts)
expected="700"
test "$expected" = "$actual" || failed "IS_USRSHARESCRIPTS"
}
check_sshpermitrootno() {
if is_debian_stretch; then
if grep -q "^PermitRoot" /etc/ssh/sshd_config; then
grep -E -qi "PermitRoot.*no" /etc/ssh/sshd_config || failed "IS_SSHPERMITROOTNO"
fi
else
grep -E -qi "PermitRoot.*no" /etc/ssh/sshd_config || failed "IS_SSHPERMITROOTNO"
fi
}
check_evomaintenanceusers() {
if is_debian_stretch; then
users=$(getent group evolinux-sudo | cut -d':' -f4 | tr ',' ' ')
else
if [ -f /etc/sudoers.d/evolinux ]; then
sudoers="/etc/sudoers.d/evolinux"
else
sudoers="/etc/sudoers"
fi
# combine users from User_Alias and sudo group
users=$({ grep "^User_Alias *ADMIN" $sudoers | cut -d= -f2 | tr -d " "; grep "^sudo" /etc/group | cut -d: -f 4; } | tr "," "\n" | sort -u)
fi
for user in $users; do
user_home=$(getent passwd "$user" | cut -d: -f6)
if [ -n "$user_home" ] && [ -d "$user_home" ]; then
if ! grep -qs "^trap.*sudo.*evomaintenance.sh" "${user_home}"/.*profile; then
failed "IS_EVOMAINTENANCEUSERS" "${user} doesn't have an evomaintenance trap"
test "${VERBOSE}" = 1 || break
fi
fi
done
}
check_evomaintenanceconf() {
f=/etc/evomaintenance.cf
if [ -e "$f" ]; then
perms=$(stat -c "%a" $f)
test "$perms" = "600" || failed "IS_EVOMAINTENANCECONF" "Wrong permissions on \`$f' ($perms instead of 600)"
{ grep "^export PGPASSWORD" $f | grep -qv "your-passwd" \
&& grep "^PGDB" $f | grep -qv "your-db" \
&& grep "^PGTABLE" $f | grep -qv "your-table" \
&& grep "^PGHOST" $f | grep -qv "your-pg-host" \
&& grep "^FROM" $f | grep -qv "jdoe@example.com" \
&& grep "^FULLFROM" $f | grep -qv "John Doe <jdoe@example.com>" \
&& grep "^URGENCYFROM" $f | grep -qv "mama.doe@example.com" \
&& grep "^URGENCYTEL" $f | grep -qv "06.00.00.00.00" \
&& grep "^REALM" $f | grep -qv "example.com" \
&& grep "^API_ENDPOINT" $f | grep -qv "https://example.com/api/" \
&& grep "^API_KEY" $f | grep -qv "secretkey";
} || failed "IS_EVOMAINTENANCECONF" "evomaintenance is not correctly configured"
else
failed "IS_EVOMAINTENANCECONF" "Configuration file \`$f' is missing"
fi
}
check_privatekeyworldreadable() {
# a simple globbing fails if directory is empty
if [ -n "$(ls -A /etc/ssl/private/)" ]; then
for f in /etc/ssl/private/*; do
perms=$(stat -L -c "%a" "$f")
if [ "${perms: -1}" != 0 ]; then
failed "IS_PRIVKEYWOLRDREADABLE" "$f is world-readable"
test "${VERBOSE}" = 1 || break
fi
done
fi
}
check_evobackup_incs() {
if is_installed bkctld; then
bkctld_cron_file=${bkctld_cron_file:-/etc/cron.d/bkctld}
if [ -f "${bkctld_cron_file}" ]; then
root_crontab=$(grep -v "^#" ${bkctld_cron_file})
echo "${root_crontab}" | grep -q "bkctld inc" || failed "IS_EVOBACKUP_INCS" "\`bkctld inc' is missing in ${bkctld_cron_file}"
echo "${root_crontab}" | grep -q "check-incs.sh" || failed "IS_EVOBACKUP_INCS" "\`check-incs.sh' is missing in ${bkctld_cron_file}"
else
failed "IS_EVOBACKUP_INCS" "Crontab \`${bkctld_cron_file}' is missing"
fi
fi
}
main() {
# Default return code : 0 = no error
RC=0
# Detect operating system name, version and release
detect_os
#-----------------------------------------------------------
# Tests communs à tous les systèmes
#-----------------------------------------------------------
test "${IS_TMP_1777:=1}" = 1 && check_tmp_1777
test "${IS_ROOT_0700:=1}" = 1 && check_root_0700
test "${IS_USRSHARESCRIPTS:=1}" = 1 && check_usrsharescripts
test "${IS_SSHPERMITROOTNO:=1}" = 1 && check_sshpermitrootno
test "${IS_EVOMAINTENANCEUSERS:=1}" = 1 && check_evomaintenanceusers
# Verification de la configuration d'evomaintenance
test "${IS_EVOMAINTENANCECONF:=1}" = 1 && check_evomaintenanceconf
test "${IS_PRIVKEYWOLRDREADABLE:=1}" = 1 && check_privatekeyworldreadable
#-----------------------------------------------------------
# Vérifie si c'est une debian et fait les tests appropriés.
#-----------------------------------------------------------
if is_debian; then
MINIFW_FILE=$(minifirewall_file)
test "${IS_LSBRELEASE:=1}" = 1 && check_lsbrelease
test "${IS_DPKGWARNING:=1}" = 1 && check_dpkgwarning
test "${IS_UMASKSUDOERS:=1}" = 1 && check_umasksudoers
test "${IS_NRPEPOSTFIX:=1}" = 1 && check_nrpepostfix
test "${IS_MODSECURITY:=1}" = 1 && check_modsecurity
test "${IS_CUSTOMSUDOERS:=1}" = 1 && check_customsudoers
test "${IS_VARTMPFS:=1}" = 1 && check_vartmpfs
test "${IS_SERVEURBASE:=1}" = 1 && check_serveurbase
test "${IS_LOGROTATECONF:=1}" = 1 && check_logrotateconf
test "${IS_SYSLOGCONF:=1}" = 1 && check_syslogconf
test "${IS_DEBIANSECURITY:=1}" = 1 && check_debiansecurity
test "${IS_APTITUDEONLY:=1}" = 1 && check_aptitudeonly
test "${IS_APTITUDE:=1}" = 1 && check_aptitude
test "${IS_APTGETBAK:=1}" = 1 && check_aptgetbak
test "${IS_APTICRON:=0}" = 1 && check_apticron
test "${IS_USRRO:=1}" = 1 && check_usrro
test "${IS_TMPNOEXEC:=1}" = 1 && check_tmpnoexec
test "${IS_MOUNT_FSTAB:=1}" = 1 && check_mountfstab
test "${IS_LISTCHANGESCONF:=1}" = 1 && check_listchangesconf
test "${IS_CUSTOMCRONTAB:=1}" = 1 && check_customcrontab
test "${IS_SSHALLOWUSERS:=1}" = 1 && check_sshallowusers
test "${IS_DISKPERF:=1}" = 1 && check_diskperf
test "${IS_TMOUTPROFILE:=1}" = 1 && check_tmoutprofile
test "${IS_ALERT5BOOT:=1}" = 1 && check_alert5boot
test "${IS_ALERT5MINIFW:=1}" = 1 && check_alert5minifw
test "${IS_ALERT5MINIFW:=1}" = 1 && test "${IS_MINIFW:=1}" = 1 && check_minifw
test "${IS_NRPEPERMS:=1}" = 1 && check_nrpeperms
test "${IS_MINIFWPERMS:=1}" = 1 && check_minifwperms
test "${IS_NRPEDISKS:=0}" = 1 && check_nrpedisks
test "${IS_NRPEPID:=1}" = 1 && check_nrpepid
test "${IS_GRSECPROCS:=1}" = 1 && check_grsecprocs
test "${IS_APACHEMUNIN:=1}" = 1 && check_apachemunin
test "${IS_MYSQLUTILS:=1}" = 1 && check_mysqlutils
test "${IS_RAIDSOFT:=1}" = 1 && check_raidsoft
test "${IS_AWSTATSLOGFORMAT:=1}" = 1 && check_awstatslogformat
test "${IS_MUNINLOGROTATE:=1}" = 1 && check_muninlogrotate
test "${IS_SQUID:=1}" = 1 && check_squid
test "${IS_EVOMAINTENANCE_FW:=1}" = 1 && check_evomaintenance_fw
test "${IS_MODDEFLATE:=1}" = 1 && check_moddeflate
test "${IS_LOG2MAILRUNNING:=1}" = 1 && check_log2mailrunning
test "${IS_LOG2MAILAPACHE:=1}" = 1 && check_log2mailapache
test "${IS_LOG2MAILMYSQL:=1}" = 1 && check_log2mailmysql
test "${IS_LOG2MAILSQUID:=1}" = 1 && check_log2mailsquid
test "${IS_BINDCHROOT:=1}" = 1 && check_bindchroot
test "${IS_REPVOLATILE:=1}" = 1 && check_repvolatile
test "${IS_NETWORK_INTERFACES:=1}" = 1 && check_network_interfaces
test "${IS_AUTOIF:=1}" = 1 && check_autoif
test "${IS_INTERFACESGW:=1}" = 1 && check_interfacesgw
test "${IS_EVOBACKUP:=1}" = 1 && check_evobackup
test "${IS_USERLOGROTATE:=1}" = 1 && check_userlogrotate
test "${IS_APACHECTL:=1}" = 1 && check_apachectl
test "${IS_APACHESYMLINK:=1}" = 1 && check_apachesymlink
test "${IS_APACHEIPINALLOW:=1}" = 1 && check_apacheipinallow
test "${IS_MUNINAPACHECONF:=1}" = 1 && check_muninapacheconf
test "${IS_SAMBAPINPRIORITY:=1}" = 1 && check_sambainpriority
test "${IS_KERNELUPTODATE:=1}" = 1 && check_kerneluptodate
test "${IS_UPTIME:=1}" = 1 && check_uptime
test "${IS_MUNINRUNNING:=1}" = 1 && check_muninrunning
test "${IS_BACKUPUPTODATE:=1}" = 1 && check_backupuptodate
test "${IS_ETCGIT:=1}" = 1 && check_etcgit
test "${IS_GITPERMS:=1}" = 1 && check_gitperms
test "${IS_NOTUPGRADED:=1}" = 1 && check_notupgraded
test "${IS_TUNE2FS_M5:=1}" = 1 && check_tune2fs_m5
test "${IS_EVOLINUXSUDOGROUP:=1}" = 1 && check_evolinuxsudogroup
test "${IS_USERINADMGROUP:=1}" = 1 && check_userinadmgroup
test "${IS_APACHE2EVOLINUXCONF:=1}" = 1 && check_apache2evolinuxconf
test "${IS_BACKPORTSCONF:=1}" = 1 && check_backportsconf
test "${IS_BIND9MUNIN:=1}" = 1 && check_bind9munin
test "${IS_BIND9LOGROTATE:=1}" = 1 && check_bind9logrotate
test "${IS_BROADCOMFIRMWARE:=1}" = 1 && check_broadcomfirmware
test "${IS_HARDWARERAIDTOOL:=1}" = 1 && check_hardwareraidtool
test "${IS_LOG2MAILSYSTEMDUNIT:=1}" = 1 && check_log2mailsystemdunit
test "${IS_LISTUPGRADE:=1}" = 1 && check_listupgrade
test "${IS_MARIADBEVOLINUXCONF:=1}" = 1 && check_mariadbevolinuxconf
test "${IS_SQL_BACKUP:=1}" = 1 && check_sql_backup
test "${IS_POSTGRES_BACKUP:=1}" = 1 && check_postgres_backup
test "${IS_MONGO_BACKUP:=1}" = 1 && check_mongo_backup
test "${IS_LDAP_BACKUP:=1}" = 1 && check_ldap_backup
test "${IS_REDIS_BACKUP:=1}" = 1 && check_redis_backup
test "${IS_ELASTIC_BACKUP:=1}" = 1 && check_elastic_backup
test "${IS_MARIADBSYSTEMDUNIT:=1}" = 1 && check_mariadbsystemdunit
test "${IS_MYSQLMUNIN:=1}" = 1 && check_mysqlmunin
test "${IS_MYSQLNRPE:=1}" = 1 && check_mysqlnrpe
test "${IS_PHPEVOLINUXCONF:=1}" = 1 && check_phpevolinuxconf
test "${IS_SQUIDLOGROTATE:=1}" = 1 && check_squidlogrotate
test "${IS_SQUIDEVOLINUXCONF:=1}" = 1 && check_squidevolinuxconf
test "${IS_DUPLICATE_FS_LABEL:=1}" = 1 && check_duplicate_fs_label
test "${IS_EVOLIX_USER:=1}" = 1 && check_evolix_user
test "${IS_EVOACME_CRON:=1}" = 1 && check_evoacme_cron
test "${IS_EVOACME_LIVELINKS:=1}" = 1 && check_evoacme_livelinks
test "${IS_APACHE_CONFENABLED:=1}" = 1 && check_apache_confenabled
test "${IS_MELTDOWN_SPECTRE:=1}" = 1 && check_meltdown_spectre
test "${IS_OLD_HOME_DIR:=1}" = 1 && check_old_home_dir
test "${IS_EVOBACKUP_INCS:=1}" = 1 && check_evobackup_incs
fi
#-----------------------------------------------------------
# Tests spécifiques à OpenBSD
#-----------------------------------------------------------
if is_openbsd; then
if [ "${IS_SOFTDEP:=1}" = 1 ]; then
grep -q "softdep" /etc/fstab || failed "IS_SOFTDEP"
fi
if [ "${IS_WHEEL:=1}" = 1 ]; then
grep -qE "^%wheel.*$" /etc/sudoers || failed "IS_WHEEL"
fi
if [ "${IS_SUDOADMIN:=1}" = 1 ]; then
grep -qE "^User_Alias ADMIN=.*$" /etc/sudoers || failed "IS_SUDOADMIN"
fi
if [ "${IS_PKGMIRROR:=1}" = 1 ]; then
grep -qE "^export PKG_PATH=http://ftp\.fr\.openbsd\.org/pub/OpenBSD/[0-9.]+/packages/[a-z0-9]+/$" /root/.profile \
|| failed "IS_PKGMIRROR"
fi
if [ "${IS_HISTORY:=1}" = 1 ]; then
f=/root/.profile
{ grep -q "^HISTFILE=\$HOME/.histfile" $f \
&& grep -q "^export HISTFILE" $f \
&& grep -q "^HISTSIZE=1000" $f \
&& grep -q "^export HISTSIZE" $f;
} || failed "IS_HISTORY"
fi
if [ "${IS_VIM:=1}" = 1 ]; then
command -v vim > /dev/null 2>&1 || failed "IS_VIM"
fi
if [ "${IS_TTYC0SECURE:=1}" = 1 ]; then
grep -Eqv "^ttyC0.*secure$" /etc/ttys || failed "IS_TTYC0SECURE"
fi
if [ "${IS_CUSTOMSYSLOG:=1}" = 1 ]; then
grep -q "Evolix" /etc/newsyslog.conf || failed "IS_CUSTOMSYSLOG"
fi
if [ "${IS_NOINETD:=1}" = 1 ]; then
grep -q "inetd=NO" /etc/rc.conf.local 2>/dev/null || failed "IS_NOINETD"
fi
if [ "${IS_SUDOMAINT:=1}" = 1 ]; then
f=/etc/sudoers
{ grep -q "Cmnd_Alias MAINT = /usr/share/scripts/evomaintenance.sh" $f \
&& grep -q "ADMIN ALL=NOPASSWD: MAINT" $f;
} || failed "IS_SUDOMAINT"
fi
if [ "${IS_POSTGRESQL:=1}" = 1 ]; then
pkg info | grep -q postgresql-client || failed "IS_POSTGRESQL" "postgresql-client is not installed"
fi
if [ "${IS_NRPE:=1}" = 1 ]; then
{ pkg info | grep -qE "nagios-plugins-[0-9.]" \
&& pkg info | grep -q nagios-plugins-ntp \
&& pkg info | grep -q nrpe;
} || failed "IS_NRPE" "NRPE is not installed"
fi
# if [ "${IS_NRPEDISKS:=1}" = 1 ]; then
# NRPEDISKS=$(grep command.check_disk /etc/nrpe.cfg 2>/dev/null | grep "^command.check_disk[0-9]" | sed -e "s/^command.check_disk\([0-9]\+\).*/\1/" | sort -n | tail -1)
# DFDISKS=$(df -Pl | grep -E -v "(^Filesystem|/lib/init/rw|/dev/shm|udev|rpc_pipefs)" | wc -l)
# [ "$NRPEDISKS" = "$DFDISKS" ] || failed "IS_NRPEDISKS"
# fi
# Verification du check_mailq dans nrpe.cfg (celui-ci doit avoir l'option "-M postfix" si le MTA est Postfix)
#
# if [ "${IS_NRPEPOSTFIX:=1}" = 1 ]; then
# pkg info | grep -q postfix && ( grep -q "^command.*check_mailq -M postfix" /etc/nrpe.cfg 2>/dev/null || failed "IS_NRPEPOSTFIX" )
# fi
if [ "${IS_NRPEDAEMON:=1}" = 1 ]; then
grep -q "echo -n ' nrpe'; /usr/local/sbin/nrpe -d" /etc/rc.local \
|| failed "IS_NREPEDAEMON"
fi
if [ "${IS_ALERTBOOT:=1}" = 1 ]; then
grep -qE "^date \| mail -sboot/reboot .*evolix.fr$" /etc/rc.local \
|| failed "IS_ALERTBOOT"
fi
if [ "${IS_RSYNC:=1}" = 1 ]; then
pkg info | grep -q rsync || failed "IS_RSYNC"
fi
if [ "${IS_CRONPATH:=1}" = 1 ]; then
grep -q "PATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin" /var/cron/tabs/root \
|| failed "IS_CRONPATH"
fi
#TODO
# - Check en profondeur de postfix
# - NRPEDISK et NRPEPOSTFIX
fi
exit ${RC}
}
readonly PROGNAME=$(basename "$0")
readonly PROGDIR=$(realpath -m "$(dirname "$0")")
# shellcheck disable=2124
readonly ARGS=$@
readonly VERSION="19.04"
# Disable LANG*
export LANG=C
export LANGUAGE=C
# Source configuration file
# shellcheck disable=SC1091
test -f /etc/evocheck.cf && . /etc/evocheck.cf
# Parse options # Parse options
# based on https://gist.github.com/deshion/10d3cb5f88a21671e17a # based on https://gist.github.com/deshion/10d3cb5f88a21671e17a
while :; do while :; do
@ -298,1177 +1396,4 @@ while :; do
shift shift
done done
#----------------------------------------------------------- main ${ARGS}
#Vérifie si c'est une debian et fait les tests appropriés.
#-----------------------------------------------------------
if is_debian; then
is_debian_lenny && MINIFW_FILE=/etc/firewall.rc
is_debian_squeeze && MINIFW_FILE=/etc/firewall.rc
is_debian_wheezy && MINIFW_FILE=/etc/firewall.rc
is_debian_jessie && MINIFW_FILE=/etc/default/minifirewall
is_debian_stretch && MINIFW_FILE=/etc/default/minifirewall
if [ "$IS_LSBRELEASE" = 1 ]; then
if [ -x "${LSB_RELEASE_BIN}" ]; then
## only the major version matters
lhs=$(${LSB_RELEASE_BIN} --release --short | cut -d "." -f 1)
rhs=$(cut -d "." -f 1 < /etc/debian_version)
test "$lhs" = "$rhs" || failed "IS_LSBRELEASE" "release is not consistent between lsb_release and /etc/debian_version"
else
failed "IS_LSBRELEASE" "lsb_release is missing or not executable"
fi
fi
if [ "$IS_DPKGWARNING" = 1 ]; then
if is_debian_squeeze; then
if [ "$IS_USRRO" = 1 ] || [ "$IS_TMPNOEXEC" = 1 ]; then
count=$(grep -c -E -i "(Pre-Invoke ..echo Are you sure to have rw on|Post-Invoke ..echo Dont forget to mount -o remount)" /etc/apt/apt.conf)
test "$count" = 2 || failed "IS_DPKGWARNING" "Pre/Post-Invoke are missing."
fi
elif is_debian_wheezy; then
if [ "$IS_USRRO" = 1 ] || [ "$IS_TMPNOEXEC" = 1 ]; then
test -e /etc/apt/apt.conf.d/80evolinux \
|| failed "IS_DPKGWARNING" "/etc/apt/apt.conf.d/80evolinux is missing"
test -e /etc/apt/apt.conf \
&& failed "IS_DPKGWARNING" "/etc/apt/apt.conf is missing"
fi
elif is_debian_stretch; then
test -e /etc/apt/apt.conf.d/z-evolinux.conf \
|| failed "IS_DPKGWARNING" "/etc/apt/apt.conf.d/z-evolinux.conf is missing"
fi
fi
if [ "$IS_UMASKSUDOERS" = 1 ]; then
if is_debian_squeeze; then
grep -q "^Defaults.*umask=0077" /etc/sudoers \
|| failed "IS_UMASKSUDOERS" "sudoers must set umask to 0077"
fi
fi
# Verifying check_mailq in Nagios NRPE config file. (Option "-M postfix" need to be set if the MTA is Postfix)
if [ "$IS_NRPEPOSTFIX" = 1 ]; then
if is_installed postfix; then
if is_debian_squeeze; then
grep -q "^command.*check_mailq -M postfix" /etc/nagios/nrpe.cfg \
|| failed "IS_NRPEPOSTFIX" "NRPE \"check_mailq\" for postfix is missing"
else
{ test -e /etc/nagios/nrpe.cfg \
&& grep -qr "^command.*check_mailq -M postfix" /etc/nagios/nrpe.*;
} || failed "IS_NRPEPOSTFIX" "NRPE \"check_mailq\" for postfix is missing"
fi
fi
fi
# Check if mod-security config file is present
if [ "$IS_MODSECURITY" = 1 ]; then
if is_debian_squeeze; then
if is_installed libapache-mod-security; then
test -e /etc/apache2/conf.d/mod-security2.conf || failed "IS_MODSECURITY" "missing configuration file"
fi
elif is_debian_wheezy; then
if is_installed libapache2-modsecurity; then
test -e /etc/apache2/conf.d/mod-security2.conf || failed "IS_MODSECURITY" "missing configuration file"
fi
fi
fi
if [ "$IS_CUSTOMSUDOERS" = 1 ]; then
grep -E -qr "umask=0077" /etc/sudoers* || failed "IS_CUSTOMSUDOERS"
fi
if [ "$IS_VARTMPFS" = 1 ]; then
df /var/tmp | grep -q tmpfs || failed "IS_VARTMPFS" "/var/tmp is not a tmpfs"
fi
if [ "$IS_SERVEURBASE" = 1 ]; then
is_installed serveur-base || failed "IS_SERVEURBASE" "serveur-base package is not installed"
fi
if [ "$IS_LOGROTATECONF" = 1 ]; then
test -e /etc/logrotate.d/zsyslog || failed "IS_LOGROTATECONF"
fi
if [ "$IS_SYSLOGCONF" = 1 ]; then
grep -q "^# Syslog for Pack Evolix serveur" /etc/*syslog.conf \
|| failed "IS_SYSLOGCONF"
fi
if [ "$IS_DEBIANSECURITY" = 1 ]; then
grep -q "^deb.*security" /etc/apt/sources.list \
|| failed "IS_DEBIANSECURITY"
fi
if [ "$IS_APTITUDEONLY" = 1 ]; then
if is_debian_squeeze || is_debian_wheezy; then
test -e /usr/bin/apt-get && failed "IS_APTITUDEONLY"
fi
fi
if [ "$IS_APTITUDE" = 1 ]; then
if is_debian_jessie || is_debian_stretch; then
test -e /usr/bin/aptitude && failed "IS_APTITUDE"
fi
fi
if [ "$IS_APTGETBAK" = 1 ]; then
if is_debian_jessie || is_debian_stretch; then
test -e /usr/bin/apt-get.bak && failed "IS_APTGETBAK"
fi
fi
if [ "$IS_APTICRON" = 1 ]; then
status="OK"
test -e /etc/cron.d/apticron || status="fail"
test -e /etc/cron.daily/apticron && status="fail"
test "$status" = "fail" || test -e /usr/bin/apt-get.bak || status="fail"
if is_debian_squeeze || is_debian_wheezy; then
test "$status" = "fail" && failed "IS_APTICRON"
fi
fi
if [ "$IS_USRRO" = 1 ]; then
grep /usr /etc/fstab | grep -q ro || failed "IS_USRRO"
fi
if [ "$IS_TMPNOEXEC" = 1 ]; then
mount | grep "on /tmp" | grep -q noexec || failed "IS_TMPNOEXEC"
fi
if [ "$IS_MOUNT_FSTAB" = 1 ]; then
# Test if lsblk available, if not skip this test...
LSBLK_BIN=$(command -v lsblk)
if test -x "${LSBLK_BIN}"; then
for mountPoint in $(${LSBLK_BIN} -o MOUNTPOINT -l -n | grep '/'); do
grep -Eq "$mountPoint\W" /etc/fstab || failed "IS_MOUNT_FSTAB"
done
fi
fi
if [ "$IS_LISTCHANGESCONF" = 1 ]; then
if is_debian_stretch; then
if is_installed apt-listchanges; then
failed "IS_LISTCHANGESCONF" "apt-listchanges must not be installed on Stretch"
fi
else
if [ -e "/etc/apt/listchanges.conf" ]; then
lines=$(grep -cE "(which=both|confirm=1)" /etc/apt/listchanges.conf)
if [ "$lines" != 2 ]; then
failed "IS_LISTCHANGESCONF" "apt-listchanges config is incorrect"
fi
else
failed "IS_LISTCHANGESCONF" "apt-listchanges config is missing"
fi
fi
fi
if [ "$IS_CUSTOMCRONTAB" = 1 ]; then
found_lines=$(grep -c -E "^(17 \*|25 6|47 6|52 6)" /etc/crontab)
test "$found_lines" = 4 && failed "IS_CUSTOMCRONTAB"
fi
if [ "$IS_SSHALLOWUSERS" = 1 ]; then
grep -E -qi "(AllowUsers|AllowGroups)" /etc/ssh/sshd_config || failed "IS_SSHALLOWUSERS"
fi
if [ "$IS_DISKPERF" = 1 ]; then
test -e /root/disk-perf.txt || failed "IS_DISKPERF"
fi
if [ "$IS_TMOUTPROFILE" = 1 ]; then
grep -sq "TMOUT=" /etc/profile /etc/profile.d/evolinux.sh || failed "IS_TMOUTPROFILE" "TMOUT is not set"
fi
if [ "$IS_ALERT5BOOT" = 1 ]; then
if [ -n "$(find /etc/rc2.d/ -name 'S*alert5')" ]; then
grep -q "^date" /etc/rc2.d/S*alert5 || failed "IS_ALERT5BOOT" "boot mail is not sent by alert5 init script"
else
failed "IS_ALERT5BOOT" "alert5 init script is missing"
fi
fi
if [ "$IS_ALERT5MINIFW" = 1 ]; then
if [ -n "$(find /etc/rc2.d/ -name 'S*alert5')" ]; then
grep -q "^/etc/init.d/minifirewall" /etc/rc2.d/S*alert5 \
|| failed "IS_ALERT5MINIFW" "Minifirewall is not started by alert5 init script"
else
failed "IS_ALERT5MINIFW" "alert5 init script is missing"
fi
fi
if [ "$IS_ALERT5MINIFW" = 1 ] && [ "$IS_MINIFW" = 1 ]; then
/sbin/iptables -L -n | grep -q -E "^ACCEPT\s*all\s*--\s*31\.170\.8\.4\s*0\.0\.0\.0/0\s*$" \
|| failed "IS_MINIFW"
fi
if [ "$IS_NRPEPERMS" = 1 ]; then
if [ -d /etc/nagios ]; then
actual=$(stat --format "%a" /etc/nagios)
expected="750"
test "$expected" = "$actual" || failed "IS_NRPEPERMS"
fi
fi
if [ "$IS_MINIFWPERMS" = 1 ]; then
if [ -f "$MINIFW_FILE" ]; then
actual=$(stat --format "%a" $MINIFW_FILE)
expected="600"
test "$expected" = "$actual" || failed "IS_MINIFWPERMS"
fi
fi
if [ "$IS_NRPEDISKS" = 1 ]; then
NRPEDISKS=$(grep command.check_disk /etc/nagios/nrpe.cfg | grep "^command.check_disk[0-9]" | sed -e "s/^command.check_disk\([0-9]\+\).*/\1/" | sort -n | tail -1)
DFDISKS=$(df -Pl | grep -c -E -v "(^Filesystem|/lib/init/rw|/dev/shm|udev|rpc_pipefs)")
test "$NRPEDISKS" = "$DFDISKS" || failed "IS_NRPEDISKS"
fi
if [ "$IS_NRPEPID" = 1 ]; then
if ! is_debian_squeeze; then
{ test -e /etc/nagios/nrpe.cfg \
&& grep -q "^pid_file=/var/run/nagios/nrpe.pid" /etc/nagios/nrpe.cfg;
} || failed "IS_NRPEPID"
fi
fi
if [ "$IS_GRSECPROCS" = 1 ]; then
if uname -a | grep -q grsec; then
{ grep -q "^command.check_total_procs..sudo" /etc/nagios/nrpe.cfg \
&& grep -A1 "^\[processes\]" /etc/munin/plugin-conf.d/munin-node | grep -q "^user root";
} || failed "IS_GRSECPROCS"
fi
fi
if [ "$IS_APACHEMUNIN" = 1 ]; then
if test -e /etc/apache2/apache2.conf; then
if is_debian_stretch; then
{ test -h /etc/apache2/mods-enabled/status.load \
&& test -h /etc/munin/plugins/apache_accesses \
&& test -h /etc/munin/plugins/apache_processes \
&& test -h /etc/munin/plugins/apache_volume; } \
|| failed "IS_APACHEMUNIN" "missing munin plugins for Apache"
else
pattern="/server-status-[[:alnum:]]{4,}"
{ grep -r -q -s -E "^env.url.*${pattern}" /etc/munin/plugin-conf.d \
&& { grep -q -s -E "${pattern}" /etc/apache2/apache2.conf \
|| grep -q -s -E "${pattern}" /etc/apache2/mods-enabled/status.conf;
};
} || failed "IS_APACHEMUNIN" "server status is not properly configured"
fi
fi
fi
# Verification mytop + Munin si MySQL
if [ "$IS_MYSQLUTILS" = 1 ]; then
MYSQL_ADMIN=${MYSQL_ADMIN:-mysqladmin}
if is_installed mysql-server; then
# You can configure MYSQL_ADMIN in evocheck.cf
if ! grep -qs "$MYSQL_ADMIN" /root/.my.cnf; then
failed "IS_MYSQLUTILS" "mysqladmin missing in /root/.my.cnf"
fi
if ! test -x /usr/bin/mytop; then
if ! test -x /usr/local/bin/mytop; then
failed "IS_MYSQLUTILS" "mytop binary missing"
fi
fi
if ! grep -qs debian-sys-maint /root/.mytop; then
failed "IS_MYSQLUTILS" "debian-sys-maint missing in /root/.mytop"
fi
fi
fi
# Verification de la configuration du raid soft (mdadm)
if [ "$IS_RAIDSOFT" = 1 ]; then
if test -e /proc/mdstat && grep -q md /proc/mdstat; then
{ grep -q "^AUTOCHECK=true" /etc/default/mdadm \
&& grep -q "^START_DAEMON=true" /etc/default/mdadm \
&& grep -qv "^MAILADDR ___MAIL___" /etc/mdadm/mdadm.conf;
} || failed "IS_RAIDSOFT"
fi
fi
# Verification du LogFormat de AWStats
if [ "$IS_AWSTATSLOGFORMAT" = 1 ]; then
if is_installed apache2.2-common awstats; then
grep -qE '^LogFormat=1' /etc/awstats/awstats.conf.local \
|| failed "IS_AWSTATSLOGFORMAT"
fi
fi
# Verification de la présence de la config logrotate pour Munin
if [ "$IS_MUNINLOGROTATE" = 1 ]; then
{ test -e /etc/logrotate.d/munin-node \
&& test -e /etc/logrotate.d/munin;
} || failed "IS_MUNINLOGROTATE"
fi
# Verification de la présence de metche
#if [ "$IS_METCHE" = 1 ]; then
# is_installed metche || failed "IS_METCHE"
#fi
# Verification de l'activation de Squid dans le cas d'un pack mail
if [ "$IS_SQUID" = 1 ]; then
if is_debian_stretch; then
squidconffile="/etc/squid/evolinux-custom.conf"
else
squidconffile="/etc/squid*/squid.conf"
fi
if is_pack_web && (is_installed squid || is_installed squid3); then
host=$(hostname -i)
# shellcheck disable=SC2086
http_port=$(grep "http_port" $squidconffile | cut -f 2 -d " ")
{ grep -qE "^[^#]*iptables -t nat -A OUTPUT -p tcp --dport 80 -m owner --uid-owner proxy -j ACCEPT" "$MINIFW_FILE" \
&& grep -qE "^[^#]*iptables -t nat -A OUTPUT -p tcp --dport 80 -d $host -j ACCEPT" "$MINIFW_FILE" \
&& grep -qE "^[^#]*iptables -t nat -A OUTPUT -p tcp --dport 80 -d 127.0.0.(1|0/8) -j ACCEPT" "$MINIFW_FILE" \
&& grep -qE "^[^#]*iptables -t nat -A OUTPUT -p tcp --dport 80 -j REDIRECT --to-port.* $http_port" "$MINIFW_FILE";
} || failed "IS_SQUID"
fi
fi
if [ "$IS_EVOMAINTENANCE_FW" = 1 ]; then
if [ -f "$MINIFW_FILE" ]; then
rulesNumber=$(grep -c "/sbin/iptables -A INPUT -p tcp --sport 5432 --dport 1024:65535 -s .* -m state --state ESTABLISHED,RELATED -j ACCEPT" "$MINIFW_FILE")
if [ "$rulesNumber" -lt 2 ]; then
failed "IS_EVOMAINTENANCE_FW"
fi
fi
fi
# Verification de la conf et de l'activation de mod-deflate
if [ "$IS_MODDEFLATE" = 1 ]; then
f=/etc/apache2/mods-enabled/deflate.conf
if is_installed apache2.2; then
{ test -e $f && grep -q "AddOutputFilterByType DEFLATE text/html text/plain text/xml" $f \
&& grep -q "AddOutputFilterByType DEFLATE text/css" $f \
&& grep -q "AddOutputFilterByType DEFLATE application/x-javascript application/javascript" $f;
} || failed "IS_MODDEFLATE"
fi
fi
# Verification de la conf log2mail
if [ "$IS_LOG2MAILRUNNING" = 1 ]; then
if is_pack_web && is_installed log2mail; then
pgrep log2mail >/dev/null || failed 'IS_LOG2MAILRUNNING'
fi
fi
if [ "$IS_LOG2MAILAPACHE" = 1 ]; then
if is_debian_stretch; then
conf=/etc/log2mail/config/apache
else
conf=/etc/log2mail/config/default
fi
if is_pack_web && is_installed log2mail; then
grep -s -q "^file = /var/log/apache2/error.log" $conf \
|| failed "IS_LOG2MAILAPACHE"
fi
fi
if [ "$IS_LOG2MAILMYSQL" = 1 ]; then
if is_pack_web && is_installed log2mail; then
grep -s -q "^file = /var/log/syslog" /etc/log2mail/config/{default,mysql,mysql.conf} \
|| failed "IS_LOG2MAILMYSQL"
fi
fi
if [ "$IS_LOG2MAILSQUID" = 1 ]; then
if is_pack_web && is_installed log2mail; then
grep -s -q "^file = /var/log/squid.*/access.log" /etc/log2mail/config/* \
|| failed "IS_LOG2MAILSQUID"
fi
fi
# Verification si bind est chroote
if [ "$IS_BINDCHROOT" = 1 ]; then
if is_installed bind9; then
if netstat -utpln | grep "/named" | grep :53 | grep -qvE "(127.0.0.1|::1)"; then
if grep -q '^OPTIONS=".*-t' /etc/default/bind9 && grep -q '^OPTIONS=".*-u' /etc/default/bind9; then
md5_original=$(md5sum /usr/sbin/named | cut -f 1 -d ' ')
md5_chrooted=$(md5sum /var/chroot-bind/usr/sbin/named | cut -f 1 -d ' ')
if [ "$md5_original" != "$md5_chrooted" ]; then
failed "IS_BINDCHROOT" "The chrooted bind binary is differet than the original binary"
fi
else
failed "IS_BINDCHROOT" "bind process is not chrooted"
fi
fi
fi
fi
# Verification de la présence du depot volatile
if [ "$IS_REPVOLATILE" = 1 ]; then
if is_debian_lenny; then
grep -qE "^deb http://volatile.debian.org/debian-volatile" /etc/apt/sources.list \
|| failed "IS_REPVOLATILE"
fi
if is_debian_squeeze; then
grep -qE "^deb.*squeeze-updates" /etc/apt/sources.list \
|| failed "IS_REPVOLATILE"
fi
fi
# /etc/network/interfaces should be present, we don't manage systemd-network yet
if [ "$IS_NETWORK_INTERFACES" = 1 ]; then
if ! test -f /etc/network/interfaces; then
IS_AUTOIF=0
IS_INTERFACESGW=0
failed "IS_NETWORK_INTERFACES" "systemd network configuration is not supported yet"
fi
fi
# Verify if all if are in auto
if [ "$IS_AUTOIF" = 1 ]; then
if is_debian_stretch; then
interfaces=$(/sbin/ip address show up | grep "^[0-9]*:" | grep -E -v "(lo|vnet|docker|veth|tun|tap|macvtap)" | cut -d " " -f 2 | tr -d : | cut -d@ -f1 | tr "\n" " ")
else
interfaces=$(/sbin/ifconfig -s | tail -n +2 | grep -E -v "^(lo|vnet|docker|veth|tun|tap|macvtap)" | cut -d " " -f 1 |tr "\n" " ")
fi
for interface in $interfaces; do
if ! grep -q "^auto $interface" /etc/network/interfaces; then
failed "IS_AUTOIF" "Network interface \`${interface}' is not set to auto"
test "${VERBOSE}" = 1 || break
fi
done
fi
# Network conf verification
if [ "$IS_INTERFACESGW" = 1 ]; then
number=$(grep -Ec "^[^#]*gateway [0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}" /etc/network/interfaces)
test "$number" -gt 1 && failed "IS_INTERFACESGW" "there is more than 1 IPv4 gateway"
number=$(grep -Ec "^[^#]*gateway [0-9a-fA-F]+:" /etc/network/interfaces)
test "$number" -gt 1 && failed "IS_INTERFACESGW" "there is more than 1 IPv6 gateway"
fi
# Verification de la mise en place d'evobackup
if [ "$IS_EVOBACKUP" = 1 ]; then
evobackup_found=$(find /etc/cron* -name '*evobackup*' | wc -l)
test "$evobackup_found" -gt 0 || failed "IS_EVOBACKUP"
fi
# Verification de la presence du userlogrotate
if [ "$IS_USERLOGROTATE" = 1 ]; then
if is_pack_web; then
test -x /etc/cron.weekly/userlogrotate || failed "IS_USERLOGROTATE"
fi
fi
# Verification de la syntaxe de la conf d'Apache
if [ "$IS_APACHECTL" = 1 ]; then
if is_installed apache2.2-common; then
/usr/sbin/apache2ctl configtest 2>&1 | grep -q "^Syntax OK$" || failed "IS_APACHECTL"
fi
fi
# Check if there is regular files in Apache sites-enabled.
if [ "$IS_APACHESYMLINK" = 1 ]; then
if is_installed apache2.2-common; then
stat -c %F /etc/apache2/sites-enabled/* | grep -q regular && failed "IS_APACHESYMLINK"
fi
fi
# Check if there is real IP addresses in Allow/Deny directives (no trailing space, inline comments or so).
if [ "$IS_APACHEIPINALLOW" = 1 ]; then
# Note: Replace "exit 1" by "print" in Perl code to debug it.
if is_installed apache2.2-common; then
grep -IrE "^[^#] *(Allow|Deny) from" /etc/apache2/ \
| grep -iv "from all" \
| grep -iv "env=" \
| perl -ne 'exit 1 unless (/from( [\da-f:.\/]+)+$/i)' \
|| failed "IS_APACHEIPINALLOW"
fi
fi
# Check if default Apache configuration file for munin is absent (or empty or commented).
if [ "$IS_MUNINAPACHECONF" = 1 ]; then
if is_debian_squeeze || is_debian_wheezy; then
muninconf="/etc/apache2/conf.d/munin"
else
muninconf="/etc/apache2/conf-available/munin.conf"
fi
if is_installed apache2.2-common; then
test -e $muninconf && grep -vEq "^( |\t)*#" "$muninconf" && failed "IS_MUNINAPACHECONF"
fi
fi
# Verification de la priorité du package samba si les backports sont utilisés
if [ "$IS_SAMBAPINPRIORITY" = 1 ]; then
if is_debian_lenny && is_pack_samba; then
if grep -qrE "^[^#].*backport" /etc/apt/sources.list{,.d}; then
priority=$(grep -E -A2 "^Package:.*samba" /etc/apt/preferences | grep -A1 "^Pin: release a=lenny-backports" | grep "^Pin-Priority:" | cut -f2 -d" ")
test "$priority" -gt 500 || failed "IS_SAMBAPINPRIORITY"
fi
fi
fi
# Verification si le système doit redémarrer suite màj kernel.
if [ "$IS_KERNELUPTODATE" = 1 ]; then
if is_installed linux-image*; then
# shellcheck disable=SC2012
kernel_installed_at=$(date -d "$(ls --full-time -lcrt /boot | tail -n1 | awk '{print $6}')" +%s)
last_reboot_at=$(($(date +%s) - $(cut -f1 -d '.' /proc/uptime)))
if [ "$kernel_installed_at" -gt "$last_reboot_at" ]; then
failed "IS_KERNELUPTODATE"
fi
fi
fi
# Check if the server is running for more than a year.
if [ "$IS_UPTIME" = 1 ]; then
if is_installed linux-image*; then
limit=$(date -d "now - 2 year" +%s)
last_reboot_at=$(($(date +%s) - $(cut -f1 -d '.' /proc/uptime)))
if [ "$limit" -gt "$last_reboot_at" ]; then
failed "IS_UPTIME"
fi
fi
fi
# Check if munin-node running and RRD files are up to date.
if [ "$IS_MUNINRUNNING" = 1 ]; then
if ! pgrep munin-node >/dev/null; then
failed "IS_MUNINRUNNING" "Munin is not running"
elif [ -d "/var/lib/munin/" ] && [ -d "/var/cache/munin/" ]; then
limit=$(date +"%s" -d "now - 10 minutes")
if [ -n "$(find /var/lib/munin/ -name '*load-g.rrd')" ]; then
updated_at=$(stat -c "%Y" /var/lib/munin/*/*load-g.rrd |sort |tail -1)
[ "$limit" -gt "$updated_at" ] && failed "IS_MUNINRUNNING" "Munin load RRD has not been updated in the last 10 minutes"
else
failed "IS_MUNINRUNNING" "Munin is not installed properly (load RRD not found)"
fi
if [ -n "$(find /var/cache/munin/www/ -name 'load-day.png')" ]; then
updated_at=$(stat -c "%Y" /var/cache/munin/www/*/*/load-day.png |sort |tail -1)
grep -sq "^graph_strategy cron" /etc/munin/munin.conf && [ "$limit" -gt "$updated_at" ] && failed "IS_MUNINRUNNING" "Munin load PNG has not been updated in the last 10 minutes"
else
failed "IS_MUNINRUNNING" "Munin is not installed properly (load PNG not found)"
fi
else
failed "IS_MUNINRUNNING" "Munin is not installed properly (main directories are missing)"
fi
fi
# Check if files in /home/backup/ are up-to-date
if [ "$IS_BACKUPUPTODATE" = 1 ]; then
if [ -d /home/backup/ ]; then
if [ -n "$(ls -A /home/backup/)" ]; then
for file in /home/backup/*; do
limit=$(date +"%s" -d "now - 2 day")
updated_at=$(stat -c "%Y" "$file")
if [ -f "$file" ] && [ "$limit" -gt "$updated_at" ]; then
failed "IS_BACKUPUPTODATE" "$file has not been backed up"
test "${VERBOSE}" = 1 || break;
fi
done
else
failed "IS_BACKUPUPTODATE" "/home/backup/ is empty"
fi
else
failed "IS_BACKUPUPTODATE" "/home/backup/ is missing"
fi
fi
if [ "$IS_ETCGIT" = 1 ]; then
(cd /etc; git rev-parse --is-inside-work-tree > /dev/null 2>&1) || failed "IS_ETCGIT" "/etc is not a Git repository"
fi
# Check if /etc/.git/ has read/write permissions for root only.
if [ "$IS_GITPERMS" = 1 ]; then
if test -d /etc/.git; then
expected="700"
actual=$(stat -c "%a" /etc/.git/)
[ "$expected" = "$actual" ] || failed "IS_GITPERMS"
fi
fi
# Check if no package has been upgraded since $limit.
if [ "$IS_NOTUPGRADED" = 1 ]; then
last_upgrade=0
upgraded=false
for log in /var/log/dpkg.log*; do
if zgrep -qsm1 upgrade "$log"; then
# There is at least one upgrade
upgraded=true
break
fi
done
if $upgraded; then
last_upgrade=$(date +%s -d "$(zgrep -h upgrade /var/log/dpkg.log* | sort -n | tail -1 | cut -f1 -d ' ')")
fi
if grep -qs '^mailto="listupgrade-todo@' /etc/evolinux/listupgrade.cnf \
|| grep -qs -E '^[[:digit:]]+[[:space:]]+[[:digit:]]+[[:space:]]+[^\*]' /etc/cron.d/listupgrade; then
# Manual upgrade process
limit=$(date +%s -d "now - 180 days")
else
# Regular process
limit=$(date +%s -d "now - 90 days")
fi
install_date=0
if [ -d /var/log/installer ]; then
install_date=$(stat -c %Z /var/log/installer)
fi
# Check install_date if the system never received an upgrade
if [ "$last_upgrade" -eq 0 ]; then
[ "$install_date" -lt "$limit" ] && failed "IS_NOTUPGRADED" "The system has never been updated"
else
[ "$last_upgrade" -lt "$limit" ] && failed "IS_NOTUPGRADED" "The system hasn't been updated for too long"
fi
fi
# Check if reserved blocks for root is at least 5% on every mounted partitions.
if [ "$IS_TUNE2FS_M5" = 1 ]; then
min=5
parts=$(grep -E "ext(3|4)" /proc/mounts | cut -d ' ' -f1 | tr -s '\n' ' ')
for part in $parts; do
blockCount=$(dumpe2fs -h "$part" 2>/dev/null | grep -e "Block count:" | grep -Eo "[0-9]+")
# If buggy partition, skip it.
if [ -z "$blockCount" ]; then
continue
fi
reservedBlockCount=$(dumpe2fs -h "$part" 2>/dev/null | grep -e "Reserved block count:" | grep -Eo "[0-9]+")
# Use awk to have a rounded percentage
# python is slow, bash is unable and bc rounds weirdly
percentage=$(awk "BEGIN { pc=100*${reservedBlockCount}/${blockCount}; i=int(pc); print (pc-i<0.5)?i:i+1 }")
if [ "$percentage" -lt "${min}" ]; then
failed "IS_TUNE2FS_M5" "Partition ${part} has less than ${min}% reserved blocks (${percentage}%)"
fi
done
fi
if [ "$IS_EVOLINUXSUDOGROUP" = 1 ]; then
if is_debian_stretch; then
if grep -q "^evolinux-sudo:" /etc/group; then
grep -q '^%evolinux-sudo ALL=(ALL:ALL) ALL' /etc/sudoers.d/evolinux \
|| failed "IS_EVOLINUXSUDOGROUP"
fi
fi
fi
if [ "$IS_USERINADMGROUP" = 1 ]; then
if is_debian_stretch; then
users=$(grep "^evolinux-sudo:" /etc/group | awk -F: '{print $4}' | tr ',' ' ')
for user in $users; do
if ! groups "$user" | grep -q adm; then
failed "IS_USERINADMGROUP" "User $user doesn't belong to \`adm' group"
test "${VERBOSE}" = 1 || break
fi
done
fi
fi
if [ "$IS_APACHE2EVOLINUXCONF" = 1 ]; then
if is_debian_stretch && test -d /etc/apache2; then
{ test -L /etc/apache2/conf-enabled/z-evolinux-defaults.conf \
&& test -L /etc/apache2/conf-enabled/zzz-evolinux-custom.conf \
&& test -f /etc/apache2/ipaddr_whitelist.conf;
} || failed "IS_APACHE2EVOLINUXCONF"
fi
fi
if [ "$IS_BACKPORTSCONF" = 1 ]; then
if is_debian_stretch; then
grep -qsE "^[^#].*backports" /etc/apt/sources.list \
&& failed "IS_BACKPORTSCONF" "backports can't be in main sources list"
if grep -qsE "^[^#].*backports" /etc/apt/sources.list.d/*.list; then
grep -qsE "^[^#].*backports" /etc/apt/preferences.d/* \
|| failed "IS_BACKPORTSCONF" "backports must have preferences"
fi
fi
fi
if [ "$IS_BIND9MUNIN" = 1 ]; then
if is_debian_stretch && is_installed bind9; then
{ test -L /etc/munin/plugins/bind9 \
&& test -e /etc/munin/plugin-conf.d/bind9;
} || failed "IS_BIND9MUNIN"
fi
fi
if [ "$IS_BIND9LOGROTATE" = 1 ]; then
if is_debian_stretch && is_installed bind9; then
test -e /etc/logrotate.d/bind9 || failed "IS_BIND9LOGROTATE"
fi
fi
if [ "$IS_BROADCOMFIRMWARE" = 1 ]; then
LSPCI_BIN=$(command -v lspci)
if [ -x "${LSPCI_BIN}" ]; then
if ${LSPCI_BIN} | grep -q 'NetXtreme II'; then
{ is_installed firmware-bnx2 \
&& grep -q "^deb http://mirror.evolix.org/debian.* non-free" /etc/apt/sources.list;
} || failed "IS_BROADCOMFIRMWARE"
fi
else
failed "IS_BROADCOMFIRMWARE" "lspci is missing"
fi
fi
if [ "$IS_HARDWARERAIDTOOL" = 1 ]; then
LSPCI_BIN=$(command -v lspci)
if [ -x "${LSPCI_BIN}" ]; then
if ${LSPCI_BIN} | grep -q 'MegaRAID SAS'; then
# shellcheck disable=SC2015
is_installed megacli && { is_installed megaclisas-status || is_installed megaraidsas-status; } \
|| failed "IS_HARDWARERAIDTOOL" "Mega tools not found"
fi
if ${LSPCI_BIN} | grep -q 'Hewlett-Packard Company Smart Array'; then
is_installed cciss-vol-status || failed "IS_HARDWARERAIDTOOL" "cciss-vol-status not installed"
fi
else
failed "IS_HARDWARERAIDTOOL" "lspci is missing"
fi
fi
if [ "$IS_LOG2MAILSYSTEMDUNIT" = 1 ]; then
if is_debian_stretch; then
{ systemctl -q is-active log2mail.service \
&& test -f /etc/systemd/system/log2mail.service \
&& ! test -f /etc/init.d/log2mail;
} || failed "IS_LOG2MAILSYSTEMDUNIT"
fi
fi
if [ "$IS_LISTUPGRADE" = 1 ]; then
{ test -f /etc/cron.d/listupgrade \
&& test -x /usr/share/scripts/listupgrade.sh;
} || failed "IS_LISTUPGRADE"
fi
if [ "$IS_MARIADBEVOLINUXCONF" = 1 ]; then
if is_debian_stretch; then
if is_installed mariadb-server; then
{ test -f /etc/mysql/mariadb.conf.d/z-evolinux-defaults.cnf \
&& test -f /etc/mysql/mariadb.conf.d/zzz-evolinux-custom.cnf;
} || failed "IS_MARIADBEVOLINUXCONF"
fi
fi
fi
if [ "$IS_SQL_BACKUP" = 1 ]; then
if (is_installed "mysql-server" || is_installed "mariadb-server"); then
# You could change the default path in /etc/evocheck.cf
SQL_BACKUP_PATH=${SQL_BACKUP_PATH:-"/home/backup/mysql.bak.gz"}
test -f "$SQL_BACKUP_PATH" || failed "IS_SQL_BACKUP" "MySQL dump is missing (${SQL_BACKUP_PATH})"
fi
fi
if [ "$IS_POSTGRES_BACKUP" = 1 ]; then
if is_installed "postgresql-9*"; then
# If you use something like barman, you should disable this check
# You could change the default path in /etc/evocheck.cf
POSTGRES_BACKUP_PATH=${POSTGRES_BACKUP_PATH:-"/home/backup/pg.dump.bak"}
test -f "$POSTGRES_BACKUP_PATH" || failed "IS_POSTGRES_BACKUP" "PostgreSQL dump is missing (${POSTGRES_BACKUP_PATH})"
fi
fi
if [ "$IS_MONGO_BACKUP" = 1 ]; then
if is_installed "mongodb-org-server"; then
# You could change the default path in /etc/evocheck.cf
MONGO_BACKUP_PATH=${MONGO_BACKUP_PATH:-"/home/backup/mongodump"}
if [ -d "$MONGO_BACKUP_PATH" ]; then
for file in "${MONGO_BACKUP_PATH}"/*/*.{json,bson}; do
# Skip indexes file.
if ! [[ "$file" =~ indexes ]]; then
limit=$(date +"%s" -d "now - 2 day")
updated_at=$(stat -c "%Y" "$file")
if [ -f "$file" ] && [ "$limit" -gt "$updated_at" ]; then
failed "IS_MONGO_BACKUP" "MongoDB hasn't been dumped for more than 2 days"
break
fi
fi
done
else
failed "IS_MONGO_BACKUP" "MongoDB dump directory is missing (${MONGO_BACKUP_PATH})"
fi
fi
fi
if [ "$IS_LDAP_BACKUP" = 1 ]; then
if is_installed slapd; then
# You could change the default path in /etc/evocheck.cf
LDAP_BACKUP_PATH=${LDAP_BACKUP_PATH:-"/home/backup/ldap.bak"}
test -f "$LDAP_BACKUP_PATH" || failed "IS_LDAP_BACKUP" "LDAP dump is missing (${LDAP_BACKUP_PATH})"
fi
fi
if [ "$IS_REDIS_BACKUP" = 1 ]; then
if is_installed redis-server; then
# You could change the default path in /etc/evocheck.cf
REDIS_BACKUP_PATH=${REDIS_BACKUP_PATH:-"/home/backup/dump.rdb"}
test -f "$REDIS_BACKUP_PATH" || failed "IS_REDIS_BACKUP" "Redis dump is missing (${REDIS_BACKUP_PATH})"
fi
fi
if [ "$IS_ELASTIC_BACKUP" = 1 ]; then
if is_installed elasticsearch; then
# You could change the default path in /etc/evocheck.cf
ELASTIC_BACKUP_PATH=${ELASTIC_BACKUP_PATH:-"/home/backup/elasticsearch"}
test -d "$ELASTIC_BACKUP_PATH" || failed "IS_ELASTIC_BACKUP" "Elastic snapshot is missing (${ELASTIC_BACKUP_PATH})"
fi
fi
if [ "$IS_MARIADBSYSTEMDUNIT" = 1 ]; then
if is_debian_stretch && is_installed mariadb-server; then
{ systemctl -q is-active mariadb.service \
&& test -f /etc/systemd/system/mariadb.service.d/evolinux.conf;
} || failed "IS_MARIADBSYSTEMDUNIT"
fi
fi
if [ "$IS_MYSQLMUNIN" = 1 ]; then
if is_debian_stretch && is_installed mariadb-server; then
for file in mysql_bytes mysql_queries mysql_slowqueries \
mysql_threads mysql_connections mysql_files_tables \
mysql_innodb_bpool mysql_innodb_bpool_act mysql_innodb_io \
mysql_innodb_log mysql_innodb_rows mysql_innodb_semaphores \
mysql_myisam_indexes mysql_qcache mysql_qcache_mem \
mysql_sorts mysql_tmp_tables; do
if [[ ! -L /etc/munin/plugins/$file ]]; then
failed "IS_MYSQLMUNIN" "Munin plugin '$file' is missing"
test "${VERBOSE}" = 1 || break
fi
done
fi
fi
if [ "$IS_MYSQLNRPE" = 1 ]; then
if is_debian_stretch && is_installed mariadb-server; then
nagios_file="~nagios/.my.cnf"
{ test -f $nagios_file \
&& [ "$(stat -c %U $nagios_file)" = "nagios" ] \
&& [ "$(stat -c %a $nagios_file)" = "600" ] \
&& grep -q -F "command[check_mysql]=/usr/lib/nagios/plugins/check_mysql -H localhost -f $nagios_file";
} || failed "IS_MYSQLNRPE"
fi
fi
if [ "$IS_PHPEVOLINUXCONF" = 1 ]; then
if is_debian_stretch && is_installed php; then
{ test -f /etc/php/7.0/cli/conf.d/z-evolinux-defaults.ini \
&& test -f /etc/php/7.0/cli/conf.d/zzz-evolinux-custom.ini;
} || failed "IS_PHPEVOLINUXCONF"
fi
fi
if [ "$IS_SQUIDLOGROTATE" = 1 ]; then
if is_debian_stretch && is_installed squid; then
grep -q monthly /etc/logrotate.d/squid || failed "IS_SQUIDLOGROTATE"
fi
fi
if [ "$IS_SQUIDEVOLINUXCONF" = 1 ]; then
if is_debian_stretch && is_installed squid; then
{ grep -qs "^CONFIG=/etc/squid/evolinux-defaults.conf$" /etc/default/squid \
&& test -f /etc/squid/evolinux-defaults.conf \
&& test -f /etc/squid/evolinux-whitelist-defaults.conf \
&& test -f /etc/squid/evolinux-whitelist-custom.conf \
&& test -f /etc/squid/evolinux-acl.conf \
&& test -f /etc/squid/evolinux-httpaccess.conf \
&& test -f /etc/squid/evolinux-custom.conf;
} || failed "IS_SQUIDEVOLINUXCONF"
fi
fi
if [ "$IS_DUPLICATE_FS_LABEL" = 1 ]; then
# Do it only if thereis blkid binary
BLKID_BIN=$(command -v blkid)
if [ -x "$BLKID_BIN" ]; then
tmpFile=$(mktemp -p /tmp)
parts=$($BLKID_BIN | grep -ve raid_member -e EFI_SYSPART | grep -Eo ' LABEL=".*"' | cut -d'"' -f2)
for part in $parts; do
echo "$part" >> "$tmpFile"
done
tmpOutput=$(sort < "$tmpFile" | uniq -d)
# If there is no duplicate, uniq will have no output
# So, if $tmpOutput is not null, there is a duplicate
if [ -n "$tmpOutput" ]; then
# shellcheck disable=SC2086
labels=$(echo -n $tmpOutput | tr '\n' ' ')
failed "IS_DUPLICATE_FS_LABEL" "Duplicate labels: $labels"
fi
rm "$tmpFile"
else
failed "IS_DUPLICATE_FS_LABEL" "blkid not found"
fi
fi
if [ "$IS_EVOLIX_USER" = 1 ]; then
grep -q "evolix:" /etc/passwd && failed "IS_EVOLIX_USER"
fi
if [ "$IS_EVOACME_CRON" = 1 ]; then
if [ -f "/usr/local/sbin/evoacme" ]; then
# Old cron file, should be deleted
test -f /etc/cron.daily/certbot && failed "IS_EVOACME_CRON" "certbot cron is incompatible with evoacme"
# evoacme cron file should be present
test -f /etc/cron.daily/evoacme || failed "IS_EVOACME_CRON" "evoacme cron is missing"
fi
fi
if [ "$IS_EVOACME_LIVELINKS" = 1 ]; then
EVOACME_BIN=$(command -v evoacme)
if [ -x "$EVOACME_BIN" ]; then
# Sometimes evoacme is installed but no certificates has been generated
numberOfLinks=$(find /etc/letsencrypt/ -type l | wc -l)
if [ "$numberOfLinks" -gt 0 ]; then
for live in /etc/letsencrypt/*/live; do
actualLink=$(readlink -f "$live")
actualVersion=$(basename "$actualLink")
certDir=$(dirname "$live")
certName=$(basename "$certDir")
# shellcheck disable=SC2012
lastCertDir=$(ls -ds "${certDir}"/[0-9]* | tail -1)
lastVersion=$(basename "$lastCertDir")
if [[ "$lastVersion" != "$actualVersion" ]]; then
failed "IS_EVOACME_LIVELINKS" "Certificate \`$certName' hasn't been updated"
test "${VERBOSE}" = 1 || break
fi
done
fi
fi
fi
if [ "$IS_APACHE_CONFENABLED" = 1 ]; then
# Starting from Jessie and Apache 2.4, /etc/apache2/conf.d/
# must be replaced by conf-available/ and config files symlinked
# to conf-enabled/
if is_debian_jessie || is_debian_stretch; then
if [ -f /etc/apache2/apache2.conf ]; then
test -d /etc/apache2/conf.d/ && failed "IS_APACHE_CONFENABLED"
grep -q 'Include conf.d' /etc/apache2/apache2.conf && failed "IS_APACHE_CONFENABLED"
fi
fi
fi
if [ "$IS_MELTDOWN_SPECTRE" = 1 ]; then
# For Stretch, detection is easy as the kernel use
# /sys/devices/system/cpu/vulnerabilities/
if is_debian_stretch; then
for vuln in meltdown spectre_v1 spectre_v2; do
test -f "/sys/devices/system/cpu/vulnerabilities/$vuln" \
|| failed "IS_MELTDOWN_SPECTRE"
done
# For Jessie this is quite complicated to verify and we need to use kernel config file
elif is_debian_jessie; then
if grep -q "BOOT_IMAGE=" /proc/cmdline; then
kernelPath=$(grep -Eo 'BOOT_IMAGE=[^ ]+' /proc/cmdline | cut -d= -f2)
kernelVer=${kernelPath##*/vmlinuz-}
kernelConfig="config-${kernelVer}"
# Sometimes autodetection of kernel config file fail, so we test if the file really exists.
if [ -f "/boot/${kernelConfig}" ]; then
grep -Eq '^CONFIG_PAGE_TABLE_ISOLATION=y' "/boot/$kernelConfig" \
|| failed "IS_MELTDOWN_SPECTRE" "PAGE_TABLE_ISOLATION vulnerability is not patched"
grep -Eq '^CONFIG_RETPOLINE=y' "/boot/$kernelConfig" \
|| failed "IS_MELTDOWN_SPECTRE" "RETPOLINE vulnerability is not patched"
fi
fi
fi
fi
if [ "$IS_OLD_HOME_DIR" = 1 ]; then
homeDir=${homeDir:-/home}
for dir in "$homeDir"/*; do
statResult=$(stat -c "%n has owner %u resolved as %U" "$dir" \
| grep -Eve '.bak' -e '\.[0-9]{2}-[0-9]{2}-[0-9]{4}' \
| grep "UNKNOWN")
# There is at least one dir matching
if [[ -n "$statResult" ]]; then
failed "IS_OLD_HOME_DIR" "$statResult"
test "${VERBOSE}" = 1 || break
fi
done
fi
fi
if is_openbsd; then
if [ "$IS_SOFTDEP" = 1 ]; then
grep -q "softdep" /etc/fstab || failed "IS_SOFTDEP"
fi
if [ "$IS_WHEEL" = 1 ]; then
grep -qE "^%wheel.*$" /etc/sudoers || failed "IS_WHEEL"
fi
if [ "$IS_SUDOADMIN" = 1 ]; then
grep -qE "^User_Alias ADMIN=.*$" /etc/sudoers || failed "IS_SUDOADMIN"
fi
if [ "$IS_PKGMIRROR" = 1 ]; then
grep -qE "^export PKG_PATH=http://ftp\.fr\.openbsd\.org/pub/OpenBSD/[0-9.]+/packages/[a-z0-9]+/$" /root/.profile \
|| failed "IS_PKGMIRROR"
fi
if [ "$IS_HISTORY" = 1 ]; then
f=/root/.profile
{ grep -q "^HISTFILE=\$HOME/.histfile" $f \
&& grep -q "^export HISTFILE" $f \
&& grep -q "^HISTSIZE=1000" $f \
&& grep -q "^export HISTSIZE" $f;
} || failed "IS_HISTORY"
fi
if [ "$IS_VIM" = 1 ]; then
command -v vim > /dev/null 2>&1 || failed "IS_VIM"
fi
if [ "$IS_TTYC0SECURE" = 1 ]; then
grep -Eqv "^ttyC0.*secure$" /etc/ttys || failed "IS_TTYC0SECURE"
fi
if [ "$IS_CUSTOMSYSLOG" = 1 ]; then
grep -q "Evolix" /etc/newsyslog.conf || failed "IS_CUSTOMSYSLOG"
fi
if [ "$IS_NOINETD" = 1 ]; then
grep -q "inetd=NO" /etc/rc.conf.local 2>/dev/null || failed "IS_NOINETD"
fi
if [ "$IS_SUDOMAINT" = 1 ]; then
f=/etc/sudoers
{ grep -q "Cmnd_Alias MAINT = /usr/share/scripts/evomaintenance.sh" $f \
&& grep -q "ADMIN ALL=NOPASSWD: MAINT" $f;
} || failed "IS_SUDOMAINT"
fi
if [ "$IS_POSTGRESQL" = 1 ]; then
pkg info | grep -q postgresql-client || failed "IS_POSTGRESQL" "postgresql-client is not installed"
fi
if [ "$IS_NRPE" = 1 ]; then
{ pkg info | grep -qE "nagios-plugins-[0-9.]" \
&& pkg info | grep -q nagios-plugins-ntp \
&& pkg info | grep -q nrpe;
} || failed "IS_NRPE" "NRPE is not installed"
fi
# if [ "$IS_NRPEDISKS" = 1 ]; then
# NRPEDISKS=$(grep command.check_disk /etc/nrpe.cfg 2>/dev/null | grep "^command.check_disk[0-9]" | sed -e "s/^command.check_disk\([0-9]\+\).*/\1/" | sort -n | tail -1)
# DFDISKS=$(df -Pl | grep -E -v "(^Filesystem|/lib/init/rw|/dev/shm|udev|rpc_pipefs)" | wc -l)
# [ "$NRPEDISKS" = "$DFDISKS" ] || failed "IS_NRPEDISKS"
# fi
# Verification du check_mailq dans nrpe.cfg (celui-ci doit avoir l'option "-M postfix" si le MTA est Postfix)
#
# if [ "$IS_NRPEPOSTFIX" = 1 ]; then
# pkg info | grep -q postfix && ( grep -q "^command.*check_mailq -M postfix" /etc/nrpe.cfg 2>/dev/null || failed "IS_NRPEPOSTFIX" )
# fi
if [ "$IS_NRPEDAEMON" = 1 ]; then
grep -q "echo -n ' nrpe'; /usr/local/sbin/nrpe -d" /etc/rc.local \
|| failed "IS_NREPEDAEMON"
fi
if [ "$IS_ALERTBOOT" = 1 ]; then
grep -qE "^date \| mail -sboot/reboot .*evolix.fr$" /etc/rc.local \
|| failed "IS_ALERTBOOT"
fi
if [ "$IS_RSYNC" = 1 ]; then
pkg info | grep -q rsync || failed "IS_RSYNC"
fi
if [ "$IS_CRONPATH" = 1 ]; then
grep -q "PATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin" /var/cron/tabs/root \
|| failed "IS_CRONPATH"
fi
#TODO
# - Check en profondeur de postfix
# - NRPEDISK et NRPEPOSTFIX
fi
if [ "$IS_TMP_1777" = 1 ]; then
actual=$(stat --format "%a" /tmp)
expected="1777"
test "$expected" = "$actual" || failed "IS_TMP_1777"
fi
if [ "$IS_ROOT_0700" = 1 ]; then
actual=$(stat --format "%a" /root)
expected="700"
test "$expected" = "$actual" || failed "IS_ROOT_0700"
fi
if [ "$IS_USRSHARESCRIPTS" = 1 ]; then
actual=$(stat --format "%a" /usr/share/scripts)
expected="700"
test "$expected" = "$actual" || failed "IS_USRSHARESCRIPTS"
fi
if [ "$IS_SSHPERMITROOTNO" = 1 ]; then
if is_debian_stretch; then
if grep -q "^PermitRoot" /etc/ssh/sshd_config; then
grep -E -qi "PermitRoot.*no" /etc/ssh/sshd_config || failed "IS_SSHPERMITROOTNO"
fi
else
grep -E -qi "PermitRoot.*no" /etc/ssh/sshd_config || failed "IS_SSHPERMITROOTNO"
fi
fi
if [ "$IS_EVOMAINTENANCEUSERS" = 1 ]; then
if is_debian_stretch; then
users=$(getent group evolinux-sudo | cut -d':' -f4 | tr ',' ' ')
else
if [ -f /etc/sudoers.d/evolinux ]; then
sudoers="/etc/sudoers.d/evolinux"
else
sudoers="/etc/sudoers"
fi
# combine users from User_Alias and sudo group
users=$({ grep "^User_Alias *ADMIN" $sudoers | cut -d= -f2 | tr -d " "; grep "^sudo" /etc/group | cut -d: -f 4; } | tr "," "\n" | sort -u)
fi
for user in $users; do
user_home=$(getent passwd "$user" | cut -d: -f6)
if [ -n "$user_home" ] && [ -d "$user_home" ]; then
if ! grep -qs "^trap.*sudo.*evomaintenance.sh" "${user_home}"/.*profile; then
failed "IS_EVOMAINTENANCEUSERS" "${user} doesn't have an evomaintenance trap"
test "${VERBOSE}" = 1 || break
fi
fi
done
fi
# Verification de la configuration d'evomaintenance
if [ "$IS_EVOMAINTENANCECONF" = 1 ]; then
f=/etc/evomaintenance.cf
if [ -e "$f" ]; then
perms=$(stat -c "%a" $f)
test "$perms" = "600" || failed "IS_EVOMAINTENANCECONF" "Wrong permissions on \`$f' ($perms instead of 600)"
{ grep "^export PGPASSWORD" $f | grep -qv "your-passwd" \
&& grep "^PGDB" $f | grep -qv "your-db" \
&& grep "^PGTABLE" $f | grep -qv "your-table" \
&& grep "^PGHOST" $f | grep -qv "your-pg-host" \
&& grep "^FROM" $f | grep -qv "jdoe@example.com" \
&& grep "^FULLFROM" $f | grep -qv "John Doe <jdoe@example.com>" \
&& grep "^URGENCYFROM" $f | grep -qv "mama.doe@example.com" \
&& grep "^URGENCYTEL" $f | grep -qv "06.00.00.00.00" \
&& grep "^REALM" $f | grep -qv "example.com";
} || failed "IS_EVOMAINTENANCECONF" "evomaintenance is not correctly configured"
else
failed "IS_EVOMAINTENANCECONF" "Configuration file \`$f' is missing"
fi
fi
if [ "$IS_PRIVKEYWOLRDREADABLE" = 1 ]; then
# a simple globbing fails if directory is empty
if [ -n "$(ls -A /etc/ssl/private/)" ]; then
for f in /etc/ssl/private/*; do
perms=$(stat -L -c "%a" "$f")
if [ "${perms: -1}" != 0 ]; then
failed "IS_PRIVKEYWOLRDREADABLE" "$f is world-readable"
test "${VERBOSE}" = 1 || break
fi
done
fi
fi
exit ${RC}